{"id":109,"date":"2023-07-27T22:31:47","date_gmt":"2023-07-27T20:31:47","guid":{"rendered":"https:\/\/wasserstoffrechner.wordpress.com\/?page_id=109"},"modified":"2024-12-19T18:47:56","modified_gmt":"2024-12-19T18:47:56","slug":"druckverlust-rohrleitungen","status":"publish","type":"page","link":"https:\/\/hydrogentools.de\/en\/druckverlust-rohrleitungen\/","title":{"rendered":"Pressure drop"},"content":{"rendered":"<p>In order to design pipelines in complex systems logically, the pressure loss through the pipeline should always be calculated. Ultimately, this should always be as low as possible in order to prevent efficiency losses and to be able to operate the system in general. <\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<iframe loading=\"lazy\" width=\"538\" height=\"511\" frameborder=\"0\" scrolling=\"no\" src=\"https:\/\/1drv.ms\/x\/c\/1394890fca1db77c\/IQRJZnlMJBQmR4eYbwroLObjASYPWBRUd_ruNq9aV6Rwel8?em=2&#038;wdAllowInteractivity=False&#038;AllowTyping=True&#038;Item='Rohrdimensionierung%20Frontend'!B2%3AI28&#038;wdHideGridlines=True&#038;wdInConfigurator=True&#038;wdInConfigurator=True&#038;wdbipreview=true\"><\/iframe>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<p>Notes: <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The flow velocity should be less than 20, so that noise and erosion are avoided<\/li>\n\n\n\n<li>Pipe roughness is 0.02 for new drawn steel pipes and 0.05 for new welded steel pipes; for older pipes, higher values (approx. 0.2) must be expected due to wear<\/li>\n\n\n\n<li>One standard cubic meter (nm3) describes the volume of hydrogen at 1bar and 20\u00b0C, if only one flow value in kg\/h is available, this must first be divided by the density (0.089kg\/m3).<\/li>\n\n\n\n<li>Attention: The volume flow under pressure (operating volume) differs from the volume flow in standard cubic meters due to the compressibility of hydrogen (see calculation results)<\/li>\n\n\n\n<li> The calculation of pressure drop through valves, bends and taps is accurate only up to nominal diameters of 60mm<\/li>\n<\/ul>\n\n\n\n<p><em>I have programmed all online tools to the best of my knowledge and belief, but errors can of course still not be ruled out. Any use is therefore at your own risk. Any legal or recourse claims are excluded.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>Um Rohrleitungen in komplexen Systemen richtig auszulegen, sollte diese im vorhinein immer berechnet werden. Der anfallende Druckverlust sollte letztendlich immer so gering wie m\u00f6glich sein, um Effizienzverluste zu verhindern und das System allgemein sicher Betreiben zu k\u00f6nnen. Hinweise: Alle Online-Werkzeuge habe ich nach bestem Wissen und Gewissen programmiert, allerdings sind Fehler nat\u00fcrlich trotzdem nicht auszuschlie\u00dfen.&hellip; <a class=\"more-link\" href=\"https:\/\/hydrogentools.de\/en\/druckverlust-rohrleitungen\/\">Continue reading <span class=\"screen-reader-text\">Pressure drop<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-109","page","type-page","status-publish","hentry","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Druckverlust in Rohrleitungen - Wasserstofftools<\/title>\n<meta name=\"description\" content=\"Dieser Rechner erlaubt die Auslegung von Wasserstoffleitungen durch Berechnung des auftretenden Druckverlusts.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hydrogentools.de\/en\/druckverlust-rohrleitungen\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Druckverlust in Rohrleitungen - 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