{"id":4518,"date":"2026-04-07T03:35:35","date_gmt":"2026-04-07T03:35:35","guid":{"rendered":"https:\/\/hydrathpower.com\/?p=4518"},"modified":"2026-04-07T03:35:35","modified_gmt":"2026-04-07T03:35:35","slug":"hoe-werken-hydraulische-pompen","status":"publish","type":"post","link":"https:\/\/hydrathpower.com\/nl\/how-hydraulic-pumps-work-types\/","title":{"rendered":"Hoe hydraulische pompen werken, typen"},"content":{"rendered":"<section><span style=\"font-size: 1.7em; font-weight: bold;\">Wat is een hydraulische pomp?<\/span><\/section>\n<section>Een hydraulische pomp zet mechanische energie van een primaire aandrijving om in hydraulische energie door stroming te produceren. De systeemdruk ontstaat door de stroomafwaartse weerstand; de pomp cre\u00ebert geen druk. Nauwe toleranties maken zelfaanzuigende werking en werking onder hoge druk mogelijk.<\/section>\n<section>\n<h2>Hoe het werkt<\/h2>\n<p>Het roterende element cre\u00ebert lage druk bij de inlaat, atmosferische druk duwt vloeistof uit het reservoir in de pomp. Roterende kamers voeren vloeistof naar de uitlaat, waardoor er stroming in het circuit ontstaat. Blokkering van de uitlaat veroorzaakt gevaarlijke drukpieken die de pomp kunnen beschadigen.<\/p>\n<\/section>\n<section>\n<h2>Pomp Klassen<\/h2>\n<p>Verdringerpomp vs niet-verdringerpomp. Verdringerpompen verplaatsen een vrijwel vast volume per omwenteling met minimale slip, ideaal voor hydrauliek onder hoge druk. Niet-positieve pompen laten slip toe; het debiet varieert met de uitlaatbeperking en is geschikt voor circulatietaken.<\/p>\n<\/section>\n<section>\n<h2>Gebruikelijke typen<\/h2>\n<p>Verdringerpompen die worden gebruikt in industri\u00eble hydraulica zijn onder andere <a href=\"\/hydraulic-gear-pump\/\">versnelling<\/a>, schotten- en zuigertypes; niet-positieve (hydrodynamische) pompen worden gebruikt voor circulatie. De verplaatsing kan vast of variabel zijn; variabele ontwerpen veranderen de geometrie van de kamer (bijv. swash plate).<\/p>\n<h3>Tandwielpompen<\/h3>\n<p><strong>Externe tandwielpomp<\/strong> - Twee externe tandwielen zorgen voor inlaataanzuiging en transporteren vloeistof rond de behuizing. Vaste verplaatsing; typische druk 150-300 bar (\u2248 2175-4350 PSI). Eenvoudig, robuust, kosteneffectief; effici\u00ebntie en geluidsniveau matig.<\/p>\n<p><strong>Interne tandwielpomp<\/strong> - een intern-extern tandwielpaar in compacte lay-out verbetert de aanzuiging en vermindert het geluid; veel gebruikt in industri\u00eble\/mobiele systemen. Typische druk tot ~400 Bar (\u2248 5800 PSI) afhankelijk van de productserie.<\/p>\n<p><strong>Opties<\/strong>Enkele, bidirectionele en dubbele (HI-LO) tandwielsets; Groepsgroottes gestandaardiseerd voor integratie.<\/p>\n<div id='gallery-1' class='gallery galleryid-4518 gallery-columns-5 gallery-size-medium'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/hydrathpower.com\/nl\/how-hydraulic-pumps-work-types\/gear-pump\/'><img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"202\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/gear-pump-300x202.jpg\" class=\"attachment-medium size-medium\" alt=\"tandwielpomp\" aria-describedby=\"gallery-1-4520\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/gear-pump-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/gear-pump-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/gear-pump-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/gear-pump.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-4520'>\n\t\t\t\tTandwielpomp\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/hydrathpower.com\/nl\/how-hydraulic-pumps-work-types\/internal-external-gear-pump\/'><img decoding=\"async\" width=\"300\" height=\"202\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Internal-external-gear-pump-300x202.jpg\" class=\"attachment-medium size-medium\" alt=\"Interne &amp; externe tandwielpomp\" aria-describedby=\"gallery-1-4521\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Internal-external-gear-pump-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Internal-external-gear-pump-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Internal-external-gear-pump-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Internal-external-gear-pump.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-4521'>\n\t\t\t\tInterne en externe tandwielpomp\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n\n<h3>Schottenpompen<\/h3>\n<p>Enkelwerkende en dubbelwerkende ontwerpen; schuivende schoepen in een nokring cre\u00ebren afwisselend toenemende\/afnemende kamervolumes. Vaste of variabele verplaatsing. Typische druk 70-200 bar (\u2248 1015-2900 PSI). Weinig lawaai, soepele stroming; vereist schonere olie en nauwkeurige instelling.<\/p>\n<p>Geschikt voor bewerkingsmachines en -systemen die akoestisch comfort en een gelijkmatige doorstroming belangrijk vinden.<\/p>\n<div id='gallery-2' class='gallery galleryid-4518 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/hydrathpower.com\/nl\/how-hydraulic-pumps-work-types\/vane-pump\/'><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Vane-pump-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Schottenpomp\" aria-describedby=\"gallery-2-4522\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-2-4522'>\n\t\t\t\tSchottenpomp\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/hydrathpower.com\/nl\/how-hydraulic-pumps-work-types\/vane-pump-work\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Vane-pump-work-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-4523\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-2-4523'>\n\t\t\t\tSchoepenpomp Werkzaamheden\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n\n<h3>Zuigerpompen<\/h3>\n<p><strong>Axiale zuiger (swash plate)<\/strong> - Zuigers rond een cilinderblok; de hoek van de slagplaat bepaalt de cilinderinhoud (vast of variabel). Hoog rendement; typische druk 250-350 bar+ (\u2248 3625-5075 PSI). Ondersteunt druk-\/stroomcompensatie en load-sense regeling.<\/p>\n<p><strong>Radiale zuiger<\/strong> - radiaal geplaatste zuigers; zeer hoge druk bij lagere debieten voor zware systemen. Gespecialiseerde ontwerpen kunnen ~650 Bar (\u2248 9427 PSI) bereiken.<\/p>\n<p><strong>Voors\/Cons<\/strong>: hoogste effici\u00ebntie en drukcapaciteit; hogere kosten en vereisten voor netheid\/precisie-onderhoud.<\/p>\n<div id='gallery-3' class='gallery galleryid-4518 gallery-columns-5 gallery-size-medium'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/hydrathpower.com\/nl\/how-hydraulic-pumps-work-types\/piston-pump-work\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"202\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-work-300x202.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-3-4525\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-work-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-work-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-work-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-work.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-3-4525'>\n\t\t\t\tZuigerpomp Werkzaamheden\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/hydrathpower.com\/nl\/how-hydraulic-pumps-work-types\/piston-pump\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"202\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-300x202.jpg\" class=\"attachment-medium size-medium\" alt=\"Zuigerpomp\" aria-describedby=\"gallery-3-4524\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/03\/Piston-pump.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-3-4524'>\n\t\t\t\tZuigerpomp\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n\n<h3><a href=\"\/hand-pump\/\">Handpompen<\/a><\/h3>\n<p>Handbediende verdringerpompen die worden gebruikt voor nood-\/reservevoeding of inbedrijfstelling; eenvoudig en betrouwbaar met laag debiet en door de operator aangestuurde druk.<\/p>\n<h3>Niet-positieve (hydrodynamische) pompen<\/h3>\n<p>Debiet varieert met uitlaatbeperking door opzettelijke slip; meer geschikt voor circulatie- en koeltaken dan voor hydrauliek onder hoge druk.<\/p>\n<\/section>\n<section>\n<h2>De grootte van een pomp bepalen<\/h2>\n<ol>\n<li>Bepaal de maximale werkdruk bij de actuator (bar\/PSI).<\/li>\n<li>Bepaal het vereiste debiet voor de doelsnelheid (LPM\/GPM) en bereken indien nodig de verplaatsing.<\/li>\n<li>Controleer het vloeistoftype, de viscositeit en het temperatuurbereik; ontwerp de aanzuiging om cavitatie te voorkomen.<\/li>\n<li>Stem prime mover en duty cycle (IEC 60034-1, S3\/S4) af op thermisch gedrag.<\/li>\n<li>Kies cilinderinhoud (vast vs. variabel), regeling (druk\/stroom\/load-sense), poorten\/manifold en filtratieklasse.<\/li>\n<\/ol>\n<h3>Snelle conversies<\/h3>\n<ul>\n<li>1 GPM \u2248 3,785 L\/min<\/li>\n<li>1 bar \u2248 14,5038 PSI<\/li>\n<\/ul>\n<\/section>\n<section>\n<h2>Tandwiel vs Schoep vs Zuiger: Technische vergelijking<\/h2>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<thead>\n<tr>\n<th>Functie<\/th>\n<th>Versnelling<\/th>\n<th>Vaan<\/th>\n<th>Zuiger<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Typische druk<\/td>\n<td>150-300 bar<\/td>\n<td>70-200 Bar<\/td>\n<td>250-350 bar+<\/td>\n<\/tr>\n<tr>\n<td>Effici\u00ebntie<\/td>\n<td>Matig<\/td>\n<td>Matig-hoog<\/td>\n<td>Hoog<\/td>\n<\/tr>\n<tr>\n<td>Geluid<\/td>\n<td>Matig<\/td>\n<td>Laag-matig<\/td>\n<td>Matig<\/td>\n<\/tr>\n<tr>\n<td>Kosten<\/td>\n<td>Laag-matig<\/td>\n<td>Matig<\/td>\n<td>Hoger<\/td>\n<\/tr>\n<tr>\n<td>Onderhoud<\/td>\n<td>Laag<\/td>\n<td>Matig<\/td>\n<td>Hoger<\/td>\n<\/tr>\n<tr>\n<td>Besturingsopties<\/td>\n<td>Meestal vaste verplaatsing<\/td>\n<td>Vaste\/variabele opties<\/td>\n<td>Vast\/variabel (swashplaat)<\/td>\n<\/tr>\n<tr>\n<td>Typisch gebruik<\/td>\n<td>Industrieel\/mobiel algemeen gebruik<\/td>\n<td>Geluidsarme, vloeiende systemen<\/td>\n<td>Hoge druk en variabele regeling<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Conclusie<\/strong>: Kies tandwiel voor robuust algemeen gebruik, schoep voor minder geluid en soepele stroming, zuiger voor hoge druk en variabele regeling.<\/p>\n<\/section>\n<section>\n<h2>Gedetailleerde vergelijkingstabellen<\/h2>\n<h3>Externe vs. interne tandwielpompen<\/h3>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<thead>\n<tr>\n<th>Attribuut<\/th>\n<th>Externe versnelling<\/th>\n<th>Interne versnelling<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Lay-out<\/td>\n<td>Twee externe tandwielen<\/td>\n<td>Intern-extern tandwielpaar<\/td>\n<\/tr>\n<tr>\n<td>Typische druk<\/td>\n<td>150-300 bar<\/td>\n<td>Tot ~400 bar (afhankelijk van serie)<\/td>\n<\/tr>\n<tr>\n<td>Geluid<\/td>\n<td>Matig<\/td>\n<td>Onder<\/td>\n<\/tr>\n<tr>\n<td>Zuigprestaties<\/td>\n<td>Standaard<\/td>\n<td>Verbeterd<\/td>\n<\/tr>\n<tr>\n<td>Verplaatsing<\/td>\n<td>Vast<\/td>\n<td>Vast<\/td>\n<\/tr>\n<tr>\n<td>Kosten<\/td>\n<td>Onder<\/td>\n<td>Matig<\/td>\n<\/tr>\n<tr>\n<td>Toepassingen<\/td>\n<td>Algemeen industrieel\/mobiel<\/td>\n<td>Industri\u00eble\/mobiele, compacte indelingen<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Enkelwerkende vs. dubbelwerkende schottenpompen<\/h3>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<thead>\n<tr>\n<th>Attribuut<\/th>\n<th>Enkelvoudig<\/th>\n<th>Dubbelwerkend<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Cycli per omwenteling<\/td>\n<td>E\u00e9n aanzuiging + \u00e9\u00e9n afvoer<\/td>\n<td>Twee aanzuig + twee uitblaas<\/td>\n<\/tr>\n<tr>\n<td>Stroomrimpel<\/td>\n<td>Hoger<\/td>\n<td>Onder<\/td>\n<\/tr>\n<tr>\n<td>Geluid<\/td>\n<td>Laag-matig<\/td>\n<td>Onder<\/td>\n<\/tr>\n<tr>\n<td>Drukbereik<\/td>\n<td>~70-200 bar<\/td>\n<td>~70-200 bar<\/td>\n<\/tr>\n<tr>\n<td>Besturingsopties<\/td>\n<td>Vast of variabel<\/td>\n<td>Vast of variabel<\/td>\n<\/tr>\n<tr>\n<td>Onderhoud<\/td>\n<td>Matig (slijtage aan de vinnen)<\/td>\n<td>Matig (meer onderdelen)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Axiale vs radiale zuigerpompen<\/h3>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<thead>\n<tr>\n<th>Attribuut<\/th>\n<th>Axiaal (Swash-plaat)<\/th>\n<th>Radiaal<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Drukvermogen<\/td>\n<td>250-350 bar+<\/td>\n<td>Zeer hoog (gespecialiseerd tot ~650 bar)<\/td>\n<\/tr>\n<tr>\n<td>Stromingseigenschappen<\/td>\n<td>Hogere debieten, compact<\/td>\n<td>Lager debiet, zeer hoge druk<\/td>\n<\/tr>\n<tr>\n<td>Verplaatsingsregeling<\/td>\n<td>Vast of variabel (zwaaihoek)<\/td>\n<td>Typisch vast; gespecialiseerde controles<\/td>\n<\/tr>\n<tr>\n<td>Effici\u00ebntie<\/td>\n<td>Hoog<\/td>\n<td>Hoog<\/td>\n<\/tr>\n<tr>\n<td>Kosten en onderhoud<\/td>\n<td>Hoger; precisie onderdelen<\/td>\n<td>Hoger; precisie onderdelen<\/td>\n<\/tr>\n<tr>\n<td>Typische toepassingen<\/td>\n<td>Hogedruksystemen met variabele regeling<\/td>\n<td>Zware systemen die extreme druk vereisen<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Variabele vs. vaste verplaatsing<\/h3>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<thead>\n<tr>\n<th>Attribuut<\/th>\n<th>Variabele<\/th>\n<th>Vast<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Energie-effici\u00ebntie<\/td>\n<td>Hoger bij wisselende belasting<\/td>\n<td>Goed bij constante belasting<\/td>\n<\/tr>\n<tr>\n<td>Complexiteit<\/td>\n<td>Hoger (controles, compensatie)<\/td>\n<td>Onder<\/td>\n<\/tr>\n<tr>\n<td>Reinheidsvereiste<\/td>\n<td>Strengere<\/td>\n<td>Matig<\/td>\n<\/tr>\n<tr>\n<td>Initi\u00eble kosten<\/td>\n<td>Hoger<\/td>\n<td>Onder<\/td>\n<\/tr>\n<tr>\n<td>Besturingsopties<\/td>\n<td>Load-sense, druk-\/stroomcompensatie<\/td>\n<td>Aan\/uit, snelheidsgebaseerde stroom<\/td>\n<\/tr>\n<tr>\n<td>Beste gebruikssituaties<\/td>\n<td>Fluctuerende plicht, effici\u00ebntie prioriteit<\/td>\n<td>Eenvoud, kostenprioriteit<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section>\n<h2>Variabele vs. vaste verplaatsing<\/h2>\n<p><strong>Voordelen (Variabel)<\/strong>: Betere energie-effici\u00ebntie bij wisselende belasting; ondersteunt load-sense en proportionele regeling.<\/p>\n<p><strong>Minpunten (Variabel)<\/strong>: Hogere complexiteit en kosten; strengere vereisten voor reinheid en opstelling.<\/p>\n<\/section>\n<section>\n<h2>Toepassingen in kaart brengen<\/h2>\n<ul>\n<li>Mobiele apparatuur (laadkleppen, schaarplatforms): DC-pompen, compact <a href=\"\/hydraulic-manifold\/\">spruitstukken<\/a>, Trilbestendige poorten.<\/li>\n<li>Industri\u00eble machines (gereedschapsmachines, persen): hogere drukregeling, filtratieklasse per componentgevoeligheid.<\/li>\n<li>Maritieme systemen: corrosiebestendige materialen, afgedichte connectoren, minimale externe leidingen.<\/li>\n<\/ul>\n<\/section>\n<section>\u00a0<\/section>\n<section>\u00a0<\/section>","protected":false},"excerpt":{"rendered":"<p>What Is a Hydraulic Pump? A hydraulic pump converts mechanical energy from a prime mover into hydraulic energy by producing [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4519,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4518","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How Hydraulic Pumps Work, Types - Hydrath Power<\/title>\n<meta name=\"description\" content=\"Learn why pumps produce flow, not pressure. 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