{"id":3701,"date":"2026-01-22T11:50:19","date_gmt":"2026-01-22T03:50:19","guid":{"rendered":"https:\/\/www.longgangpump.com\/?p=3701"},"modified":"2026-01-22T15:54:47","modified_gmt":"2026-01-22T07:54:47","slug":"achieve-unmatched-performance-segmented-multistage-pumps-for-extreme-head-in-oil-gas","status":"publish","type":"post","link":"https:\/\/www.longgangpump.com\/el\/achieve-unmatched-performance-segmented-multistage-pumps-for-extreme-head-in-oil-gas\/","title":{"rendered":"\u0395\u03c0\u03b9\u03c4\u03cd\u03c7\u03b5\u03c4\u03b5 \u0391\u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c4\u03b7 \u0391\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7: \u03a4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b5\u03c2 \u03a0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b5\u03c2 \u0391\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 \u03b3\u03b9\u03b1 \u0391\u03ba\u03c1\u03b1\u03af\u03bf Head \u03c3\u03b5 \u03a0\u03b5\u03c4\u03c1\u03ad\u03bb\u03b1\u03b9\u03bf &amp; \u0391\u03ad\u03c1\u03b9\u03bf"},"content":{"rendered":"<h2 id=\"the-demand-for-extreme-head-in-industry\"><strong>\u0397 \u0396\u03ae\u03c4\u03b7\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03a5\u03c8\u03b7\u03bb\u03ae \u0391\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7 \u03c3\u03c4\u03b7\u03bd \u0392\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1<\/strong><\/h2>\n<p>\u03a3\u03b5 \u03c0\u03bf\u03bb\u03bb\u03bf\u03cd\u03c2 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03b7 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2, \u03bf \u03ba\u03b1\u03b8\u03b1\u03c1\u03b9\u03c3\u03bc\u03cc\u03c2 \u03bd\u03b5\u03c1\u03bf\u03cd \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03b5\u03b4\u03af\u03c9\u03bd \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5, \u03c4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd \u03c4\u03bf\u03bd \u03c0\u03c5\u03c1\u03ae\u03bd\u03b1 \u03c4\u03c9\u03bd \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03c9\u03bd \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03b9\u03ce\u03bd. \u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf \u03bd\u03b5\u03c1\u03cc \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2 \u03bb\u03ad\u03b2\u03b7\u03c4\u03b1, \u03b7 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03c1\u03bf\u03c6\u03b7 \u03cc\u03c3\u03bc\u03c9\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03b1\u03c6\u03b1\u03bb\u03ac\u03c4\u03c9\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b7 \u03ad\u03b3\u03c7\u03c5\u03c3\u03b7 \u03bd\u03b5\u03c1\u03bf\u03cd \u03b3\u03b9\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03c9\u03bc\u03ad\u03bd\u03b7 \u03b1\u03bd\u03ac\u03ba\u03c4\u03b7\u03c3\u03b7 \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03bf\u03cd\u03bd \u03c0\u03bf\u03bb\u03cd \u03c5\u03c8\u03b7\u03bb\u03ae \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ac \u03b3\u03b9\u03b1 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b1 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ac \u03b4\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1. \u039f\u03b9 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ad\u03c2 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03b9 \u03ac\u03bd\u03c4\u03bb\u03b7\u03c3\u03b7\u03c2 \u03c3\u03c5\u03c7\u03bd\u03ac \u03b1\u03c0\u03bf\u03c4\u03c5\u03b3\u03c7\u03ac\u03bd\u03bf\u03c5\u03bd \u03b5\u03b4\u03ce. \u0388\u03c7\u03bf\u03c5\u03bd \u03b4\u03c5\u03c3\u03ba\u03bf\u03bb\u03af\u03b1 \u03c3\u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03bf\u03bc\u03b1\u03bb\u03ae\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03c5\u03c0\u03cc \u03c4\u03ad\u03c4\u03bf\u03b9\u03b5\u03c2 \u03c3\u03ba\u03bb\u03b7\u03c1\u03ad\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2.<\/p>\n<p>&nbsp;<\/p>\n<div style=\"text-align: center;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-large wp-image-3700\" src=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/oilfield-work-system-1024x768.jpg\" alt=\"\u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 \u03c0\u03b5\u03b4\u03af\u03bf\u03c5 \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5\" width=\"800\" height=\"600\" srcset=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/oilfield-work-system-1024x768.jpg 1024w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/oilfield-work-system-300x225.jpg 300w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/oilfield-work-system-768x576.jpg 768w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/oilfield-work-system-1536x1152.jpg 1536w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/oilfield-work-system-2048x1536.jpg 2048w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/oilfield-work-system-16x12.jpg 16w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/oilfield-work-system-600x450.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/div>\n<h2 id=\"introducing-segmented-multistage-pumps\"><strong>\u0395\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae \u03a4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03c9\u03bd \u03a0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03c9\u03bd \u0391\u03bd\u03c4\u03bb\u03b9\u03ce\u03bd<\/strong><\/h2>\n<p>\u0393\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03b9\u03bc\u03b5\u03c4\u03ce\u03c0\u03b9\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03b2\u03bb\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2, \u03bf\u03b9 \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b5\u03c2 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03b3\u03af\u03bd\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03b9\u03c3\u03c7\u03c5\u03c1\u03ae \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae. \u0397 \u03bc\u03bf\u03bd\u03c4\u03ad\u03c1\u03bd\u03b1 \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03ae \u03c4\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7 \u03c3\u03c4\u03bf\u03af\u03b2\u03b1\u03be\u03b7 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ce\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03b2\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac. \u0391\u03c5\u03c4\u03cc \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03b5\u03b9 \u03ba\u03b1\u03bb\u03ac \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03c4\u03b5\u03c5\u03be\u03b7 \u03c0\u03bf\u03bb\u03cd \u03c5\u03c8\u03b7\u03bb\u03ce\u03bd \u03b1\u03bd\u03c5\u03c8\u03ce\u03c3\u03b5\u03c9\u03bd. \u0397 \u0391\u03bd\u03c4\u03bb\u03af\u03b1 \u039a\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae \u03a0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03a5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03a0\u03af\u03b5\u03c3\u03b7\u03c2 LDD(BB4) \u03c4\u03bf\u03c5 <a style=\"text-decoration: underline;\" href=\"https:\/\/www.longgangpump.com\/el\/\"><strong>Longgang Pump<\/strong><\/a> \u03b1\u03c0\u03bf\u03b4\u03b5\u03b9\u03ba\u03bd\u03cd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae \u03b1\u03c5\u03c4\u03bf\u03cd \u03c4\u03bf\u03c5 \u03bc\u03bf\u03bd\u03c4\u03ad\u03c1\u03bd\u03bf\u03c5 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd \u03b3\u03b9\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2, \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c5\u03c0\u03cc \u03b1\u03ba\u03c1\u03b1\u03af\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2. \u03a0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c3\u03b5 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ad\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c0\u03b9\u03bf \u03b4\u03cd\u03c3\u03ba\u03bf\u03bb\u03b5\u03c2 \u03c1\u03c5\u03b8\u03bc\u03af\u03c3\u03b5\u03b9\u03c2.<\/p>\n<h2 id=\"understanding-segmented-multistage-pumps\"><strong>\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03a4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03c9\u03bd \u03a0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03c9\u03bd \u0391\u03bd\u03c4\u03bb\u03b9\u03ce\u03bd<\/strong><\/h2>\n<h3 id=\"what-is-a-segmented-multistage-pump\"><strong>\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03a4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03a0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u0391\u03bd\u03c4\u03bb\u03af\u03b1<\/strong><\/h3>\n<p>\u039c\u03b9\u03b1 \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c3\u03b5\u03b9\u03c1\u03ac \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ce\u03bd \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03be\u03b5\u03c7\u03c9\u03c1\u03b9\u03c3\u03c4\u03ac \u03bc\u03ad\u03c1\u03b7 \u03ae \u03c4\u03bc\u03ae\u03bc\u03b1\u03c4\u03b1. \u039a\u03ac\u03b8\u03b5 \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03b5\u03bd\u03b9\u03c3\u03c7\u03cd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c1\u03b5\u03c5\u03c3\u03c4\u03bf\u03cd&#8217;. \u03a9\u03c2 \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1, \u03b7 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03c0\u03b9\u03c4\u03cd\u03c7\u03b5\u03b9 \u03c0\u03bf\u03bb\u03cd \u03c5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03b1\u03bd\u03c5\u03c8\u03ce\u03c3\u03b5\u03b9\u03c2. \u0391\u03c5\u03c4\u03ae \u03b7 \u03bc\u03bf\u03bd\u03c4\u03ad\u03c1\u03bd\u03b1 \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03cc\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7 \u03b4\u03b9\u03b1\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03cc\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03c9\u03bd \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03c9\u03bd, \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b5\u03c5\u03b5\u03bb\u03b9\u03be\u03af\u03b1 \u03c3\u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03c4\u03b5\u03c5\u03be\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bc\u03b5\u03bd\u03b7\u03c2 \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2. \u03a0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03bf\u03c3\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c7\u03c9\u03c1\u03af\u03c2 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2.<\/p>\n<h3 id=\"how-energy-is-built-up-stage-by-stage\"><strong>\u03a0\u03ce\u03c2 \u03a7\u03c4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b7 \u0395\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u0392\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03c0\u03c1\u03bf\u03c2 \u0392\u03b1\u03b8\u03bc\u03af\u03b4\u03b1<\/strong><\/h3>\n<p>\u03a3\u03b5 \u03bc\u03b9\u03b1 \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03bb\u03af\u03b1, \u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b4\u03af\u03b4\u03b5\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03bf\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ac \u03c3\u03c4\u03bf \u03c1\u03b5\u03c5\u03c3\u03c4\u03cc \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1, \u03b5\u03bd\u03b9\u03c3\u03c7\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ac. \u0397 \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03ba\u03b1\u03bb\u03cc \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03b7\u03bd \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7 \u03b1\u03bb\u03bb\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03c9\u03bd \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03c9\u03bd. \u0391\u03c5\u03c4\u03cc \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03b5\u03b9 \u03c3\u03b5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03cc\u03c0\u03bf\u03c5 \u03bf\u03b9 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03b1\u03bb\u03bb\u03ac\u03b6\u03bf\u03c5\u03bd \u03ae \u03b1\u03c5\u03be\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03ac\u03c1\u03bf\u03b4\u03bf \u03c4\u03bf\u03c5 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5.<\/p>\n<h2 id=\"the-ldd-bb4-pump-from-longgang-pump\"><strong>\u0397 \u0391\u03bd\u03c4\u03bb\u03af\u03b1 LDD-BB4 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd Longgang Pump<\/strong><\/h2>\n<h3 id=\"overview-of-the-ldd-bb4-model\"><strong>\u0395\u03c0\u03b9\u03c3\u03ba\u03cc\u03c0\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u039c\u03bf\u03bd\u03c4\u03ad\u03bb\u03bf\u03c5 LDD-BB4<\/strong><\/h3>\n<p>\u0397 <a style=\"text-decoration: underline;\" href=\"https:\/\/www.longgangpump.com\/el\/product\/ldd-bb4-high-pressure-segmented-multistage-centrifugal-pump\/\"><strong>LDD(BB4)<\/strong><\/a> \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1, \u03bc\u03bf\u03bd\u03bf\u03b8\u03ce\u03c1\u03b1\u03ba\u03b7\u03c2, \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03bc\u03ad\u03bd\u03b7 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b1 \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1 API 610 (ISO 13709). \u039b\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03ba\u03b1\u03bb\u03ac \u03c3\u03b5 \u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2, \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03c4\u03bf\u03c5 \u03bd\u03b5\u03c1\u03bf\u03cd \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2 \u03bb\u03ad\u03b2\u03b7\u03c4\u03b1, \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7\u03c2 \u03c3\u03c5\u03bc\u03c0\u03c5\u03ba\u03bd\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2, \u03c4\u03b7\u03c2 \u03b1\u03c6\u03b1\u03bb\u03ac\u03c4\u03c9\u03c3\u03b7\u03c2 \u03b8\u03b1\u03bb\u03b1\u03c3\u03c3\u03b9\u03bd\u03bf\u03cd \u03bd\u03b5\u03c1\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03c9\u03bd \u03b7\u03bb\u03b9\u03b1\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2. \u0391\u03c5\u03c4\u03cc \u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ac \u03c7\u03c1\u03ae\u03c3\u03b9\u03bc\u03b7 \u03c3\u03b5 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b5\u03c2 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c7\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2. \u03a4\u03bf \u03b5\u03cd\u03c1\u03bf\u03c2 \u03c1\u03bf\u03ae\u03c2 \u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03b5\u03b9 5\u20131200 m\u00b3\/h, \u03ba\u03b1\u03b9 \u03b7 \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7 \u03c6\u03c4\u03ac\u03bd\u03b5\u03b9 \u03ad\u03c9\u03c2 \u03c4\u03b1 3000 m. \u0395\u03af\u03bd\u03b1\u03b9 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03b7 \u03bd\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c3\u03b5 \u03c0\u03b9\u03ad\u03c3\u03b5\u03b9\u03c2 \u03ad\u03c9\u03c2 30 MPa \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03b5\u03c5\u03c1\u03cd \u03c6\u03ac\u03c3\u03bc\u03b1 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03b9\u03ce\u03bd \u03b1\u03c0\u03cc -80\u00b0C \u03ad\u03c9\u03c2 +210\u00b0C, \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03b7 \u03b3\u03b9\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b7\u03c4\u03b9\u03ba\u03ac \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2 \u03bb\u03ad\u03b2\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03c6\u03b1\u03bb\u03ac\u03c4\u03c9\u03c3\u03b7 \u03b8\u03b1\u03bb\u03b1\u03c3\u03c3\u03b9\u03bd\u03bf\u03cd \u03bd\u03b5\u03c1\u03bf\u03cd.<\/p>\n<h3 id=\"impeller-design-for-high-pressure-performance\"><strong>\u03a3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc\u03c2 \u03a0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ae\u03c2 \u03b3\u03b9\u03b1 \u0391\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03a5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03a0\u03af\u03b5\u03c3\u03b7\u03c2<\/strong><\/h3>\n<p>\u0397 LDD-BB4 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c3\u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7 \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03b8\u03c9\u03c1\u03b1\u03ba\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03c0\u03b5\u03c1\u03af\u03b2\u03bb\u03b7\u03bc\u03b1, \u03b2\u03b5\u03bb\u03c4\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03c5\u03b4\u03c1\u03b1\u03c5\u03bb\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03b5\u03bd\u03ce \u03b5\u03bb\u03b1\u03c7\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03bf\u03bd \u03b1\u03be\u03bf\u03bd\u03b9\u03ba\u03cc \u03c9\u03c3\u03bc\u03cc. \u039f\u03b9 \u03ba\u03bb\u03b5\u03b9\u03c3\u03c4\u03ad\u03c2 \u03b1\u03ba\u03c4\u03b9\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ad\u03c2 \u03c3\u03c4\u03bf\u03c7\u03b5\u03cd\u03bf\u03c5\u03bd \u03c3\u03b5 \u03b9\u03c3\u03c7\u03c5\u03c1\u03ae \u03c5\u03b4\u03c1\u03b1\u03c5\u03bb\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c7\u03b1\u03bc\u03b7\u03bb\u03cc \u03b1\u03be\u03bf\u03bd\u03b9\u03ba\u03cc \u03c9\u03c3\u03bc\u03cc. \u03a4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b6\u03cd\u03b3\u03b9\u03c3\u03b7\u03c2 \u03c4\u03cd\u03bc\u03c0\u03b1\u03bd\u03bf\u03c5-\u03b4\u03af\u03c3\u03ba\u03bf\u03c5-\u03c4\u03c5\u03bc\u03c0\u03ac\u03bd\u03bf\u03c5 \u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03be\u03bf\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c6\u03bf\u03c1\u03b5\u03af\u03c2. \u0388\u03c4\u03c3\u03b9, \u03c4\u03b1 \u03c1\u03bf\u03c5\u03bb\u03b5\u03bc\u03ac\u03bd \u03b1\u03c0\u03bf\u03c6\u03b5\u03cd\u03b3\u03bf\u03c5\u03bd \u03bf\u03c0\u03bf\u03b9\u03bf\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03b1\u03be\u03bf\u03bd\u03b9\u03ba\u03cc \u03c6\u03bf\u03c1\u03c4\u03af\u03bf \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1. \u0391\u03c5\u03c4\u03cc \u03bc\u03b5\u03b3\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03b6\u03c9\u03ae\u03c2 \u03c4\u03bf\u03c5\u03c2.<\/p>\n<p>&nbsp;<\/p>\n<div style=\"text-align: center;\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-3699\" src=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/impellers-arranged-in-the-same-direction.jpg\" alt=\"\u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c3\u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03ba\u03b1\u03c4\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7\" width=\"750\" height=\"500\" srcset=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/impellers-arranged-in-the-same-direction.jpg 750w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/impellers-arranged-in-the-same-direction-300x200.jpg 300w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/impellers-arranged-in-the-same-direction-18x12.jpg 18w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/impellers-arranged-in-the-same-direction-600x400.jpg 600w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/div>\n<h3 id=\"maximizing-impeller-efficiency-to-handle-extreme-pressures\"><strong>\u039c\u03b5\u03b3\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u0391\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2 \u03a0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ae\u03c2 \u03b3\u03b9\u03b1 \u0391\u03bd\u03c4\u03b9\u03bc\u03b5\u03c4\u03ce\u03c0\u03b9\u03c3\u03b7 \u0391\u03ba\u03c1\u03b1\u03af\u03c9\u03bd \u03a0\u03b9\u03ad\u03c3\u03b5\u03c9\u03bd<\/strong><\/h3>\n<p>\u0393\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b7\u03b8\u03b5\u03af \u03b7 \u03ba\u03b1\u03bb\u03ae \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03c5\u03c0\u03cc \u03c5\u03c8\u03b7\u03bb\u03ae \u03c0\u03af\u03b5\u03c3\u03b7, \u03b7 LDD-BB4 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b5\u03c2 \u03bc\u03b5\u03b8\u03cc\u03b4\u03bf\u03c5\u03c2 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae\u03c2 \u03c1\u03b5\u03c5\u03c3\u03c4\u03ce\u03bd. \u039f\u03b9 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03af \u03c4\u03b7\u03bd \u03c3\u03c7\u03b5\u03b4\u03af\u03b1\u03c3\u03b1\u03bd \u03bc\u03b5 \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03c0\u03c1\u03bf\u03c3\u03bf\u03bc\u03bf\u03af\u03c9\u03c3\u03b7\u03c2 PUMPCAD \u03ba\u03b1\u03b9 CFD \u03c4\u03c1\u03b9\u03c3\u03b4\u03b9\u03ac\u03c3\u03c4\u03b1\u03c4\u03b7\u03c2. \u03a4\u03b1 \u03c3\u03c7\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c4\u03c9\u03bd \u03bb\u03b5\u03c0\u03af\u03b4\u03c9\u03bd \u03c4\u03b7\u03c2 \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ae\u03c2 \u03bc\u03b5\u03b9\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b5\u03c2 \u03b5\u03c0\u03b1\u03bd\u03b1\u03ba\u03c5\u03ba\u03bb\u03bf\u03c6\u03bf\u03c1\u03af\u03b1\u03c2. \u0395\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bf\u03bc\u03b1\u03bb\u03ae \u03c1\u03bf\u03ae \u03c1\u03b5\u03c5\u03c3\u03c4\u03bf\u03cd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03c9\u03bd. \u0391\u03c5\u03c4\u03cc \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03bc\u03ad\u03c7\u03c1\u03b9 \u03c4\u03b7\u03bd \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03b1 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7. \u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03bb\u03ad\u03b2\u03b7\u03c4\u03b1, \u03b1\u03c5\u03c4\u03cc \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03b7 \u03c3\u03c0\u03b1\u03c4\u03ac\u03bb\u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b9\u03c2 \u03b1\u03b9\u03c7\u03bc\u03ad\u03c2 \u03c6\u03bf\u03c1\u03c4\u03af\u03bf\u03c5, \u03b2\u03ac\u03c3\u03b5\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c0\u03b5\u03b4\u03af\u03bf\u03c5 \u03b1\u03c0\u03cc \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd\u03c2.<\/p>\n<h2 id=\"application-scenarios-requiring-extreme-head\"><strong>\u03a3\u03b5\u03bd\u03ac\u03c1\u03b9\u03b1 \u0395\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ce\u03bd \u03c0\u03bf\u03c5 \u0391\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u0391\u03ba\u03c1\u03b1\u03af\u03b1 \u0391\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7<\/strong><\/h2>\n<h3 id=\"boiler-feedwater-systems\"><strong>\u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u039d\u03b5\u03c1\u03bf\u03cd \u03a4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2 \u039b\u03ad\u03b2\u03b7\u03c4\u03b1<\/strong><\/h3>\n<p>\u039f\u03b9 \u03c1\u03c5\u03b8\u03bc\u03af\u03c3\u03b5\u03b9\u03c2 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2 \u03bb\u03ad\u03b2\u03b7\u03c4\u03b1 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b7 \u03c0\u03af\u03b5\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c5\u03c0\u03bf\u03c3\u03c4\u03b7\u03c1\u03af\u03be\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b8\u03b5\u03c1\u03bc\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1. \u0397 \u03c5\u03c0\u03bf\u03c3\u03c4\u03ae\u03c1\u03b9\u03be\u03b7 \u03bc\u03b5\u03c3\u03b1\u03af\u03b1\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03b7 \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03bf\u03bb\u03b9\u03c3\u03b8\u03b7\u03c1\u03ce\u03bd \u03c1\u03bf\u03c5\u03bb\u03b5\u03bc\u03ac\u03bd \u03c4\u03b7\u03c2 LDD-BB4 \u03b4\u03af\u03bd\u03bf\u03c5\u03bd \u03b8\u03b5\u03c1\u03bc\u03b9\u03ba\u03ae \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c3\u03b5 \u03b8\u03b5\u03c1\u03bc\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2. \u0395\u03c0\u03af\u03c3\u03b7\u03c2, \u03bf \u03b9\u03c3\u03bf\u03c1\u03c1\u03bf\u03c0\u03b7\u03bc\u03ad\u03bd\u03bf\u03c2 \u03ac\u03be\u03bf\u03bd\u03ac\u03c2 \u03c4\u03b7\u03c2 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03ba\u03c1\u03b1\u03b4\u03b1\u03c3\u03bc\u03bf\u03cd\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03b8\u03b5\u03c1\u03bc\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03c3\u03c4\u03bf\u03bb\u03ae. \u0391\u03c5\u03c4\u03cc \u03ad\u03c7\u03b5\u03b9 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c4\u03c9\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd \u03c3\u03c4\u03b1\u03b8\u03bc\u03ce\u03bd \u03c7\u03c9\u03c1\u03af\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ad\u03c2.<\/p>\n<h3 id=\"reverse-osmosis-desalination-systems\"><strong>\u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u0391\u03c6\u03b1\u03bb\u03ac\u03c4\u03c9\u03c3\u03b7\u03c2 \u0391\u03bd\u03c4\u03af\u03c3\u03c4\u03c1\u03bf\u03c6\u03b7\u03c2 \u038c\u03c3\u03bc\u03c9\u03c3\u03b7\u03c2<\/strong><\/h3>\n<p>\u03a4\u03b1 \u03c6\u03c5\u03c4\u03ac \u03b1\u03c6\u03b1\u03bb\u03ac\u03c4\u03c9\u03c3\u03b7\u03c2 \u03b2\u03b1\u03c3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03ba\u03b1\u03b9 \u03b5\u03be\u03bf\u03b9\u03ba\u03bf\u03bd\u03cc\u03bc\u03b7\u03c3\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c4\u03c9\u03bd \u03bc\u03b5\u03bc\u03b2\u03c1\u03b1\u03bd\u03ce\u03bd. \u0397 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03c4\u03b7\u03c2 LDD-BB4 \u03c7\u03c4\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c0\u03af\u03b5\u03c3\u03b7 \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac \u03c7\u03c9\u03c1\u03af\u03c2 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b5\u03c2 \u03b5\u03bd\u03b5\u03c1\u03b3\u03b5\u03b9\u03b1\u03ba\u03ad\u03c2 \u03c0\u03c4\u03ce\u03c3\u03b5\u03b9\u03c2. \u0391\u03c5\u03c4\u03cc \u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ac \u03ba\u03b1\u03bb\u03ae \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b3\u03b9\u03b1 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b5\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b5\u03c2 \u03b8\u03b1\u03bb\u03b1\u03c3\u03c3\u03b9\u03bd\u03ae\u03c2 \u03bd\u03b5\u03c1\u03bf\u03cd \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03c1\u03bf\u03c6\u03b7\u03c2 \u03cc\u03c3\u03bc\u03c9\u03c3\u03b7\u03c2.<\/p>\n<h3 id=\"oilfield-water-injection-systems\"><strong>\u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u0388\u03b3\u03c7\u03c5\u03c3\u03b7\u03c2 \u039d\u03b5\u03c1\u03bf\u03cd \u03c3\u03b5 \u03a0\u03b5\u03b4\u03af\u03b1 \u03a0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5<\/strong><\/h3>\n<p>\u0397 \u03ad\u03b3\u03c7\u03c5\u03c3\u03b7 \u03bd\u03b5\u03c1\u03bf\u03cd \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c4\u03b7\u03bd \u03c0\u03af\u03b5\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03bf\u03b9\u03c4\u03ac\u03c3\u03bc\u03b1\u03c4\u03bf\u03c2, \u03b5\u03bd\u03b9\u03c3\u03c7\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03c1\u03c5\u03b8\u03bc\u03bf\u03cd\u03c2 \u03b1\u03bd\u03ac\u03ba\u03c4\u03b7\u03c3\u03b7\u03c2 \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae \u03c1\u03bf\u03ae \u03c1\u03b5\u03c5\u03c3\u03c4\u03bf\u03cd \u03bc\u03ad\u03c3\u03b1 \u03c3\u03c4\u03bf \u03ba\u03bf\u03b9\u03c4\u03ac\u03c3\u03bc\u03b1. \u0391\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b5\u03c2 \u03c3\u03c5\u03c7\u03bd\u03ac \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03c0\u03bf\u03bc\u03b1\u03ba\u03c1\u03c5\u03c3\u03bc\u03ad\u03bd\u03b1 \u03ae \u03c4\u03c1\u03b1\u03c7\u03b9\u03ac \u03c3\u03b7\u03bc\u03b5\u03af\u03b1. \u0397 LDD-BB4 \u03ad\u03c1\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ad\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03bf\u03bb\u03b9\u03c3\u03b8\u03b7\u03c1\u03ac \u03c1\u03bf\u03c5\u03bb\u03b5\u03bc\u03ac\u03bd ZH \u03ae \u03c1\u03bf\u03c5\u03bb\u03b5\u03bc\u03ac\u03bd \u03b1\u03bd\u03b1\u03b3\u03ba\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2 \u03bb\u03af\u03c0\u03b1\u03bd\u03c3\u03b7\u03c2 ZQ. \u0391\u03c5\u03c4\u03ac \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03cd\u03b8\u03b7\u03c3\u03b7 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1\u03c2. \u0388\u03c4\u03c3\u03b9, \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b7 \u03c3\u03b5 \u03b4\u03cd\u03c3\u03ba\u03bf\u03bb\u03b1 \u03c3\u03b7\u03bc\u03b5\u03af\u03b1.<\/p>\n<h2 id=\"comparing-with-other-high-pressure-pumps\"><strong>\u03a3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5 \u0386\u03bb\u03bb\u03b5\u03c2 \u0391\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 \u03a5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03a0\u03af\u03b5\u03c3\u03b7\u03c2<\/strong><\/h2>\n<h3 id=\"advantages-of-multistage-centrifugal-pump-ldd-bb4\"><strong>\u03a0\u03bb\u03b5\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03a0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1\u03c2 \u039a\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae\u03c2 \u0391\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 (LDD-BB4)<\/strong><\/h3>\n<p>\u039f\u03b9 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b5\u03c2 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03b7 LDD-BB4 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03bf\u03bc\u03b1\u03bb\u03ae, \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae \u03c1\u03bf\u03ae \u03bc\u03b5 \u03b5\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03b5\u03c2 \u03c0\u03b1\u03bb\u03bc\u03ce\u03c3\u03b5\u03b9\u03c2, \u03bc\u03b5\u03b9\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03c6\u03b8\u03bf\u03c1\u03ac \u03c3\u03c4\u03bf\u03bd downstream \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c5\u03bd\u03b5\u03c0\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2. \u0391\u03c5\u03c4\u03ae \u03b7 \u03bf\u03bc\u03b1\u03bb\u03ae \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03b2\u03bf\u03b7\u03b8\u03ac \u03c3\u03c4\u03b7 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1\u03c2. \u0395\u03c0\u03af\u03c3\u03b7\u03c2 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03c6\u03b8\u03bf\u03c1\u03ac \u03c3\u03b5 \u03bc\u03ad\u03c1\u03b7 downstream. \u0397 \u03c3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03c7\u03b1\u03bc\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03bb\u03cc\u03b3\u03c9 \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03c9\u03bd \u03ba\u03b9\u03bd\u03b7\u03c4\u03ce\u03bd \u03c4\u03b5\u03bc\u03b1\u03c7\u03af\u03c9\u03bd \u03c3\u03b5 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b5\u03bc\u03b2\u03bf\u03bb\u03bf\u03c6\u03cc\u03c1\u03b5\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2. \u039c\u03b5 \u03c4\u03bf\u03bd \u03c7\u03c1\u03cc\u03bd\u03bf, \u03b1\u03c5\u03c4\u03cc \u03b5\u03be\u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03b5\u03af \u03c7\u03c1\u03ae\u03bc\u03b1\u03c4\u03b1.<\/p>\n<h3 id=\"advantages-of-multistage-centrifugal-pump\"><strong>\u03a0\u03bb\u03b5\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03a0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1\u03c2 \u039a\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae\u03c2 \u0391\u03bd\u03c4\u03bb\u03af\u03b1\u03c2<\/strong><\/h3>\n<p>\u039f\u03b9 \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03bf\u03b9 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03bf\u03af \u03c6\u03ad\u03c1\u03bd\u03bf\u03c5\u03bd \u03bc\u03bf\u03bd\u03c4\u03b5\u03c1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1. \u03a7\u03c4\u03af\u03b6\u03b5\u03c4\u03b5 \u03c0\u03af\u03b5\u03c3\u03b7 \u03bc\u03ad\u03c3\u03c9 \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03c9\u03bd \u03bc\u03b5 \u03c4\u03c1\u03cc\u03c0\u03bf \u03c0\u03bf\u03c5 \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03b5\u03b9 \u03b5\u03cd\u03ba\u03bf\u03bb\u03b1 \u03c3\u03c4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1. \u039f \u03c3\u03c5\u03bc\u03c0\u03b1\u03b3\u03ae\u03c2 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b5\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c3\u03b5 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03c7\u03ce\u03c1\u03bf\u03c5\u03c2 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c5\u03c8\u03b7\u03bb\u03ae \u03ad\u03be\u03bf\u03b4\u03bf \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7\u03c2, \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03b9\u03b4\u03b1\u03bd\u03b9\u03ba\u03ae \u03b3\u03b9\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03bc\u03b5 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03c7\u03ce\u03c1\u03bf \u03cc\u03c0\u03c9\u03c2 \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b7\u03bb\u03b9\u03b1\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2. \u03a0\u03ac\u03c1\u03c4\u03b5 \u03bc\u03b9\u03b1 \u03b5\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c6\u03c5\u03c4\u03bf\u03cd \u03b7\u03bb\u03b9\u03b1\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2: \u03b7 LDD-BB4 \u03c7\u03c9\u03c1\u03ac\u03b5\u03b9 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03bc\u03b9\u03ba\u03c1\u03cc \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03bf \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 2500 m \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7, \u03b5\u03be\u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03ce\u03bd\u03c4\u03b1\u03c2 \u03ba\u03cc\u03c3\u03c4\u03b7 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae\u03c2.<\/p>\n<h2 id=\"operational-stability-in-extreme-conditions\"><strong>\u039b\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b9\u03ba\u03ae \u03a3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c3\u03b5 \u0391\u03ba\u03c1\u03b1\u03af\u03b5\u03c2 \u03a3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2<\/strong><\/h2>\n<h3 id=\"thermal-and-mechanical-stability-design-elements\"><strong>\u03a3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03b1 \u03a3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd \u0398\u03b5\u03c1\u03bc\u03b9\u03ba\u03ae\u03c2 \u03ba\u03b1\u03b9 \u039c\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2 \u03a3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2<\/strong><\/h3>\n<p>\u0397 \u03c3\u03c4\u03b5\u03c1\u03ad\u03c9\u03c3\u03b7 \u03bc\u03b5\u03c3\u03b1\u03af\u03b1\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03b7 \u03b9\u03c3\u03c7\u03c5\u03c1\u03ae \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae \u03ac\u03be\u03bf\u03bd\u03b1 \u03c4\u03b7\u03c2 LDD-BB4 \u03b1\u03bd\u03c4\u03ad\u03c7\u03bf\u03c5\u03bd \u03c5\u03c0\u03cc \u03bc\u03b5\u03c4\u03b1\u03b2\u03b1\u03bb\u03bb\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b5\u03c2. \u0391\u03c5\u03c4\u03cc \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03ba\u03ac\u03bc\u03c8\u03b7 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c4\u03bf\u03bd \u03ac\u03be\u03bf\u03bd\u03b1 \u03af\u03c3\u03b9\u03bf. \u03a4\u03ad\u03c4\u03bf\u03b9\u03bf\u03b9 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03bf\u03b9 \u03c3\u03b5 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b5\u03c2 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2. \u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03bc\u03b9\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cd\u03bc\u03b1\u03bd\u03c3\u03b7\u03c2 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc 50\u00b0C \u03ad\u03c9\u03c2 180\u00b0C \u03c3\u03b5 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 \u03b1\u03c6\u03b1\u03bb\u03ac\u03c4\u03c9\u03c3\u03b7\u03c2, \u03b1\u03c5\u03c4\u03cc \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b5 \u03c4\u03b9\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b5\u03c2 \u03bf\u03bc\u03b1\u03bb\u03ad\u03c2 \u03c7\u03c9\u03c1\u03af\u03c2 \u03b6\u03b7\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b5\u03c5\u03b8\u03c5\u03b3\u03c1\u03ac\u03bc\u03bc\u03b9\u03c3\u03b7\u03c2.<\/p>\n<p>&nbsp;<\/p>\n<div style=\"text-align: center;\"><img decoding=\"async\" class=\"aligncenter size-large wp-image-3697\" src=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/Performance-curve-of-LDD-BB4-pump-1024x732.jpg\" alt=\"\u039a\u03b1\u03bc\u03c0\u03cd\u03bb\u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2 LDD-BB4\" width=\"800\" height=\"572\" srcset=\"https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/Performance-curve-of-LDD-BB4-pump-1024x732.jpg 1024w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/Performance-curve-of-LDD-BB4-pump-300x214.jpg 300w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/Performance-curve-of-LDD-BB4-pump-768x549.jpg 768w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/Performance-curve-of-LDD-BB4-pump-18x12.jpg 18w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/Performance-curve-of-LDD-BB4-pump-600x429.jpg 600w, https:\/\/www.longgangpump.com\/wp-content\/uploads\/2026\/01\/Performance-curve-of-LDD-BB4-pump.jpg 1440w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/div>\n<h3 id=\"maintenance-considerations-for-long-term-use\"><strong>\u0398\u03b5\u03c9\u03c1\u03af\u03b5\u03c2 \u03a3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u039c\u03b1\u03ba\u03c1\u03bf\u03c7\u03c1\u03cc\u03bd\u03b9\u03b1 \u03a7\u03c1\u03ae\u03c3\u03b7<\/strong><\/h3>\n<p>\u039f\u03b9 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03c1\u03bf\u03c5\u03bb\u03b5\u03bc\u03ac\u03bd \u03c4\u03cd\u03c0\u03bf\u03c5 cartridge \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03b1\u03bb\u03bb\u03b1\u03b3\u03ae \u03c1\u03bf\u03c5\u03bb\u03b5\u03bc\u03ac\u03bd \u03c7\u03c9\u03c1\u03af\u03c2 \u03bd\u03b1 \u03b1\u03b3\u03b3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03c3\u03c9\u03bb\u03ae\u03bd\u03b5\u03c2. \u0391\u03c5\u03c4\u03cc \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03c3\u03ba\u03b5\u03c5\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03c4\u03bf\u03bc\u03b5\u03cd\u03b5\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2. \u039f\u03b9 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ad\u03c2 \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03c4\u03b1\u03c0\u03bf\u03bb\u03b5\u03bc\u03bf\u03cd\u03bd \u03c4\u03b7 \u03b4\u03b9\u03ac\u03b2\u03c1\u03c9\u03c3\u03b7, \u03c4\u03b7 \u03b4\u03b9\u03ac\u03b2\u03c1\u03c9\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c6\u03b8\u03bf\u03c1\u03ac \u03b1\u03c0\u03cc \u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1. \u0391\u03c5\u03be\u03ac\u03bd\u03bf\u03c5\u03bd \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03b6\u03c9\u03ae\u03c2 \u03c4\u03c9\u03bd \u03b5\u03c3\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03ce\u03bd \u03bc\u03b5\u03c1\u03ce\u03bd.<\/p>\n<h2 id=\"conclusion\"><strong>\u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<\/strong><\/h2>\n<p>\u0397 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b7 \u03b3\u03b9\u03b1 \u03c0\u03bf\u03bb\u03cd \u03c5\u03c8\u03b7\u03bb\u03ae \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7 \u03c3\u03c4\u03b7\u03bd \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ac\u03bd\u03c4\u03bb\u03b7\u03c3\u03b7 \u03ad\u03c7\u03b5\u03b9 \u03bf\u03b4\u03b7\u03b3\u03ae\u03c3\u03b5\u03b9 \u03c3\u03b5 \u03bd\u03ad\u03b5\u03c2 \u03b5\u03be\u03b5\u03bb\u03af\u03be\u03b5\u03b9\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03bc\u03b5\u03b9\u03b3\u03bd\u03cd\u03bf\u03c5\u03bd \u03b9\u03c3\u03c7\u03c5\u03c1\u03ae \u03ad\u03be\u03bf\u03b4\u03bf \u03bc\u03b5 \u03b1\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae. \u0397 \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 LDD(BB4) \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd Longgang Pump \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03b1 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b3\u03b9\u03b1 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c4\u03b9\u03c2 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b5\u03c2 \u03b2\u03b1\u03c1\u03b9\u03ac\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2. \u0394\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ad\u03c2 \u03c1\u03c5\u03b8\u03bc\u03b9\u03c3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03bc\u03b5 CFD, \u03ad\u03be\u03c5\u03c0\u03bd\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b6\u03cd\u03b3\u03b9\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c4\u03ac\u03be\u03b5\u03b9\u03c2 \u03c1\u03bf\u03c5\u03bb\u03b5\u03bc\u03ac\u03bd. \u0391\u03c5\u03c4\u03ac \u03b4\u03af\u03bd\u03bf\u03c5\u03bd \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03b1 \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1 \u03c3\u03b5 \u03ba\u03cd\u03c1\u03b9\u03bf\u03c5\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03b7 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2, \u03b7 \u03b1\u03c6\u03b1\u03bb\u03ac\u03c4\u03c9\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b7 \u03ad\u03b3\u03c7\u03c5\u03c3\u03b7 \u03c0\u03b5\u03b4\u03af\u03c9\u03bd \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5. \u03a9\u03c2 \u03c0\u03c1\u03bf\u03c4\u03b9\u03bc\u03ce\u03bc\u03b5\u03bd\u03bf\u03c2 <a style=\"text-decoration: underline;\" href=\"https:\/\/www.longgangpump.com\/el\/about-us\/\"><strong>\u03c0\u03c1\u03bf\u03bc\u03b7\u03b8\u03b5\u03c5\u03c4\u03ae\u03c2 \u03b3\u03b9\u03b1 CNPC, Sinopec \u03ba\u03b1\u03b9 CNOOC<\/strong><\/a>, \u03b7 Longgang Pump \u03c3\u03c5\u03bd\u03b5\u03c7\u03af\u03b6\u03b5\u03b9 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c9\u03b8\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b5\u03be\u03bf\u03c0\u03bb\u03b9\u03c3\u03bc\u03cc \u03c7\u03c4\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03b3\u03b9\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c7\u03c9\u03c1\u03af\u03c2 \u03c3\u03c5\u03bd\u03c4\u03bf\u03bc\u03b5\u03cd\u03c3\u03b5\u03b9\u03c2.<\/p>\n<h2 id=\"faq\"><strong>\u03a3\u03c5\u03c7\u03bd\u03ad\u03c2 \u0395\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 (FAQ)<\/strong><\/h2>\n<h3 id=\"q-what-is-the-main-advantage-of-a-segmented-multistage-centrifugal-pump\"><strong>\u0395: \u03a0\u03bf\u03b9\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03ba\u03cd\u03c1\u03b9\u03bf \u03c0\u03bb\u03b5\u03bf\u03bd\u03ad\u03ba\u03c4\u03b7\u03bc\u03b1 \u03bc\u03b9\u03b1\u03c2 \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7\u03c2 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1\u03c2 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2;<\/strong><\/h3>\n<p>\u0391: \u0395\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7\u03bd \u03ba\u03bb\u03b9\u03bc\u03b1\u03ba\u03bf\u03cd\u03bc\u03b5\u03bd\u03b7 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c4\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ad\u03c2 \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ad\u03c2 \u03c3\u03b5 \u03c3\u03b5\u03b9\u03c1\u03ac, \u03b9\u03b4\u03b1\u03bd\u03b9\u03ba\u03cc \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03c4\u03b5\u03c5\u03be\u03b7 \u03b1\u03ba\u03c1\u03b1\u03af\u03b1\u03c2 \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7\u03c2 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03c1\u03bf\u03ae\u03c2.<\/p>\n<h3 id=\"q-why-is-the-ldd-bb4-pump-suitable-for-high-pressure-applications\"><strong>\u0395: \u0393\u03b9\u03b1\u03c4\u03af \u03b7 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 LDD-BB4 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03b7 \u03b3\u03b9\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2;<\/strong><\/h3>\n<p>\u0391: \u039f \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03b9\u03ba\u03cc\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ae \u03c3\u03c5\u03c3\u03c3\u03ce\u03c1\u03b5\u03c5\u03c3\u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2, \u03b5\u03bd\u03ce \u03b7 \u03b1\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ae\u03c2 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c5\u03c0\u03cc \u03b1\u03ba\u03c1\u03b1\u03af\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2.<\/p>\n<h3 id=\"q-how-does-a-centrifugal-pump-compare-to-a-reciprocating-pump\"><strong>\u0395: \u03a0\u03ce\u03c2 \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03bb\u03af\u03b1 \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03b5\u03bc\u03b2\u03bf\u03bb\u03bf\u03c6\u03cc\u03c1\u03b1 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1;<\/strong><\/h3>\n<p>\u0391: \u039f\u03b9 \u03ba\u03b5\u03bd\u03c4\u03c1\u03bf\u03c6\u03c5\u03b3\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae \u03c1\u03bf\u03ae \u03bc\u03b5 \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03ba\u03c1\u03b1\u03b4\u03b1\u03c3\u03bc\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03c7\u03b1\u03bc\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b5\u03c2 \u03c3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7\u03c2, \u03b1\u03bb\u03bb\u03ac \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b7\u03bd \u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bb\u03b7\u03c4\u03ae \u03c1\u03bf\u03ae \u03ae \u03b9\u03be\u03ce\u03b4\u03b7 \u03c1\u03b5\u03c5\u03c3\u03c4\u03ac \u03c4\u03cc\u03c3\u03bf \u03ba\u03b1\u03bb\u03ac \u03cc\u03c3\u03bf \u03bf\u03b9 \u03b5\u03bc\u03b2\u03bf\u03bb\u03bf\u03c6\u03cc\u03c1\u03b5\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2.<\/p>\n<h3 id=\"q-what-applications-require-extreme-head-from-pumps\"><strong>\u0395: \u03a0\u03bf\u03b9\u03b5\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03b1\u03ba\u03c1\u03b1\u03af\u03b1 \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7 \u03b1\u03c0\u03cc \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2;<\/strong><\/h3>\n<p>\u0391: \u039a\u03bf\u03b9\u03bd\u03ac \u03c0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03bd\u03b5\u03c1\u03bf\u03cd \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2 \u03bb\u03ad\u03b2\u03b7\u03c4\u03b1, \u03c6\u03c5\u03c4\u03ac \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03c1\u03bf\u03c6\u03b7\u03c2 \u03cc\u03c3\u03bc\u03c9\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b5\u03c2 \u03ad\u03b3\u03c7\u03c5\u03c3\u03b7\u03c2 \u03bd\u03b5\u03c1\u03bf\u03cd \u03c3\u03b5 \u03c0\u03b5\u03b4\u03af\u03b1 \u03c0\u03b5\u03c4\u03c1\u03b5\u03bb\u03b1\u03af\u03bf\u03c5.<\/p>\n<h3 id=\"q-how-does-impeller-efficiency-affect-pump-performance\"><strong>\u0395: \u03a0\u03ce\u03c2 \u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ae\u03c2 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b1\u03c2;<\/strong><\/h3>\n<p>\u0391: \u0397 \u03c5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03c4\u03b5\u03c1\u03c9\u03c4\u03ae\u03c2 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b5\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c4\u03ac\u03c7\u03c5\u03bd\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c1\u03b5\u03c5\u03c3\u03c4\u03bf\u03cd, \u03b5\u03bd\u03b9\u03c3\u03c7\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2, \u03b5\u03b9\u03b4\u03b9\u03ba\u03ac \u03c5\u03c0\u03cc \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0391\u03bd\u03b1\u03ba\u03b1\u03bb\u03cd\u03c8\u03c4\u03b5 \u03c0\u03ce\u03c2 \u03bf\u03b9 \u03c4\u03bc\u03b7\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c0\u03bf\u03bb\u03c5\u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b5\u03c2 \u03b1\u03bd\u03c4\u03bb\u03af\u03b5\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03c5\u03bd \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b7, \u03c5\u03c8\u03b7\u03bb\u03ae \u03c0\u03af\u03b5\u03c3\u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b5\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03c0\u03b5\u03c4\u03c1\u03ad\u03bb\u03b1\u03b9\u03bf &#038; \u03b1\u03ad\u03c1\u03b9\u03bf, \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03ac\u03bb\u03c5\u03c3\u03b7 \u03b8\u03b1\u03bb\u03b1\u03c3\u03c3\u03b9\u03bd\u03bf\u03cd \u03bd\u03b5\u03c1\u03bf\u03cd.<\/p>","protected":false},"author":2,"featured_media":3700,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/posts\/3701","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/comments?post=3701"}],"version-history":[{"count":3,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/posts\/3701\/revisions"}],"predecessor-version":[{"id":3706,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/posts\/3701\/revisions\/3706"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/media\/3700"}],"wp:attachment":[{"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/media?parent=3701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/categories?post=3701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.longgangpump.com\/el\/wp-json\/wp\/v2\/tags?post=3701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}