{"id":2947,"date":"2018-02-12T10:36:31","date_gmt":"2018-02-12T10:36:31","guid":{"rendered":"http:\/\/nastec.eu\/en\/?page_id=2947"},"modified":"2024-09-23T13:19:23","modified_gmt":"2024-09-23T13:19:23","slug":"pompe-a-rotor-helicoidal","status":"publish","type":"page","link":"https:\/\/nastec.eu\/fr\/produits-pour-l-energie-solaire\/nera\/pompe-a-rotor-helicoidal\/","title":{"rendered":"Pompe \u00e0 rotor h\u00e9lico\u00efdal"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-6yimhf-a3fe61817109f2bc34ac96e4ab80c5e0\">\n.flex_column.av-6yimhf-a3fe61817109f2bc34ac96e4ab80c5e0{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-6yimhf-a3fe61817109f2bc34ac96e4ab80c5e0 av_one_half  avia-builder-el-0  el_before_av_one_half  avia-builder-el-first  first no_margin flex_column_div av-animated-generic bottom-to-top av-zero-column-padding  '     ><section  class='av_textblock_section av-5tixhf-8df41153ca4c373a77f7d0a1aa8c21d6 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h1>Pompe \u00e0 rotor h\u00e9lico\u00efdal.<\/h1>\n<p>Les pompes Nera disposent d\u2019un rotor h\u00e9lico\u00efdal se d\u00e9pla\u00e7ant \u00e0 l\u2019int\u00e9rieur d\u2019un stator de caoutchouc \u00e0 double h\u00e9lice. Le rotor est r\u00e9alis\u00e9 en acier inoxydable AISI 304 et recouvert d\u2019une surface dure en chrome. Pendant le fonctionnement, le rotor frotte sur la surface en caoutchouc du stator alors qu\u2019il est lubrifi\u00e9 par l\u2019eau pomp\u00e9e.<\/p>\n<p>Le d\u00e9bit est directement proportionnel au nombre de tours alors que la pression fournie est maintenue quasiment constante. De cette fa\u00e7on, \u00e0 la diff\u00e9rence d\u2019une pompe centrifugeuse, la hauteur manom\u00e9trique fournie reste \u00e9lev\u00e9e m\u00eame \u00e0 bas r\u00e9gime, en garantissant l\u2019eau en surface, m\u00eame avec une tr\u00e8s faible puissance disponible ou une faible irradiation.<\/p>\n<p>De plus, les pompes \u00e0 rotor h\u00e9lico\u00efdal disposent \u00e9galement de performances hydrauliques bien sup\u00e9rieures aux pompes centrifugeuses d\u2019\u00e9gale grandeur. Cela permet d\u2019\u00e9conomiser le nombre de panneaux photovolta\u00efques n\u00e9cessaires \u00e0 l\u2019application.<\/p>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4hnw5v-4ae91a0b6ede70ee033f50e42f7526c2\">\n.flex_column.av-4hnw5v-4ae91a0b6ede70ee033f50e42f7526c2{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 25px;\n}\n<\/style>\n<div  class='flex_column av-4hnw5v-4ae91a0b6ede70ee033f50e42f7526c2 av_one_half  avia-builder-el-2  el_after_av_one_half  avia-builder-el-last  no_margin flex_column_div av-animated-generic bottom-to-top  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-33f4f7-de309b0fdef3faa12b24622d67ef75cb\">\n.avia-image-container.av-33f4f7-de309b0fdef3faa12b24622d67ef75cb img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-33f4f7-de309b0fdef3faa12b24622d67ef75cb .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-33f4f7-de309b0fdef3faa12b24622d67ef75cb av-styling- avia-align-center  avia-builder-el-3  avia-builder-el-no-sibling '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-11173 avia-img-lazy-loading-not-11173 avia_image ' src=\"https:\/\/nastec.eu\/fr\/wp-content\/uploads\/2024\/09\/Helicoidal-rotor-pump-NERA-it.jpg\" alt='' title='Helicoidal-rotor-pump-NERA-it'  height=\"800\" width=\"157\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/nastec.eu\/fr\/wp-content\/uploads\/2024\/09\/Helicoidal-rotor-pump-NERA-it.jpg 157w, https:\/\/nastec.eu\/fr\/wp-content\/uploads\/2024\/09\/Helicoidal-rotor-pump-NERA-it-59x300.jpg 59w\" sizes=\"(max-width: 157px) 100vw, 157px\" \/><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":362,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[40],"tags":[39,11],"class_list":["post-2947","page","type-page","status-publish","hentry","category-focus-nera","tag-focus-nera","tag-nera"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - 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