{"id":2643,"date":"2014-06-23T11:06:30","date_gmt":"2014-06-23T10:06:30","guid":{"rendered":"https:\/\/www.ultraflux.net\/mesure-debit-deau-pluviale-2\/"},"modified":"2018-06-14T14:28:39","modified_gmt":"2018-06-14T12:28:39","slug":"rainwater-flow-rate-measurement","status":"publish","type":"page","link":"https:\/\/www.ultraflux.net\/en\/applications\/channels-and-engineered-constructions\/rainwater-flow-rate-measurement\/","title":{"rendered":"Rainwater flow rate measurement"},"content":{"rendered":"<ul class=\"gallery\"><li class=\"active image-1\"><p><img width=\"1000\" height=\"1000\" src=\"https:\/\/www.ultraflux.net\/wp-content\/uploads\/2014\/06\/Heathrow-airport-1000x1000.jpg\" class=\"attachment-large size-large\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/www.ultraflux.net\/wp-content\/uploads\/2014\/06\/Heathrow-airport-1000x1000.jpg 1000w, https:\/\/www.ultraflux.net\/wp-content\/uploads\/2014\/06\/Heathrow-airport-1000x1000-150x150.jpg 150w, https:\/\/www.ultraflux.net\/wp-content\/uploads\/2014\/06\/Heathrow-airport-1000x1000-300x300.jpg 300w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><\/li><\/ul><nav id=\"gallery-nav\"><ul class=\"gallery-nav\"><li class=\"active image-1\"><p><\/p><\/li><\/ul><\/nav>\n<div class=\"block\"><div class=\"title\">BACKGROUND<\/div><div class=\"text\"><div class=\"text-container\"><p>\nThis relates to measuring the flow of waste water from Heathrow Airport car park. The client needs to measure the flow rate of this water because it is polluted by oil coming from the cars parked in the airport&#8217;s car park.<\/p>\n<\/div><\/div><\/div>\n<div class=\"block\"><div class=\"title\">DESCRIPTION OF THE APPLICATION<\/div><div class=\"text\"><div class=\"text-container\"><p>\nFlow measurements were taken in three pipes that collect rainwater from all of the airport&#8217;s runways. The 1.4m diameter pipes are often partially filled. The flow rate per pipe can range from 10l\/s to over 1,000l\/s in the event of heavy rainfall.<\/p>\n<div id=\"attachment_823\" style=\"width: 310px\" class=\"wp-caption alignnone\"><img aria-describedby=\"caption-attachment-823\" decoding=\"async\" loading=\"lazy\" class=\"wp-image-823 size-medium\" src=\"https:\/\/www.ultraflux.net\/wp-content\/uploads\/2014\/06\/Heathrow-airport-3-300x225.jpg\" alt=\"Rainwater flow measurement\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.ultraflux.net\/wp-content\/uploads\/2014\/06\/Heathrow-airport-3-300x225.jpg 300w, https:\/\/www.ultraflux.net\/wp-content\/uploads\/2014\/06\/Heathrow-airport-3.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><p id=\"caption-attachment-823\" class=\"wp-caption-text\">Rainwater flow measurement<\/p><\/div>\n<p>\n<\/div><\/div><\/div>\n<div class=\"block\"><div class=\"title\">EQUIPMENT USED<\/div><div class=\"text\"><div class=\"text-container\"><\/p>\n<table style=\"height: 214px;\" width=\"123\">\n<tbody>\n<tr>\n<td colspan=\"2\">FLOW METERS<\/td>\n<\/tr>\n<tr>\n<td>\u00a0Uf 821 CO converters<\/td>\n<td>\u00a0SM 1686 wetted probes<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.ultraflux.net\/applications\/channels-and-engineered-constructions\/rainwater-flow-rate-measurement\/uf-821-co3\/\" rel=\"attachment wp-att-7699\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-7699\" src=\"https:\/\/www.ultraflux.net\/wp-content\/uploads\/2018\/06\/uf-821-co3-1.jpg\" alt=\"\" width=\"220\" height=\"233\" \/><\/a><\/td>\n<td>\u00a0<a href=\"https:\/\/www.ultraflux.net\/applications\/channels-and-engineered-constructions\/rainwater-flow-rate-measurement\/sonde-mouillees-sm1686-2-3\/\" rel=\"attachment wp-att-7701\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-7701\" src=\"https:\/\/www.ultraflux.net\/wp-content\/uploads\/2018\/06\/sonde-mouill\u00e9es-sm1686-2-3.jpg\" alt=\"\" width=\"200\" height=\"135\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.ultraflux.net\/en\/products\/flowmeters-free-surface-flows\/uf-821-corv\/\">Uf 821 CO<\/a><\/td>\n<td>Wetted probes for free surface flow measurements.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>\n<\/div><\/div><\/div>\n<div class=\"block\"><div class=\"title\">RESULT<\/div><div class=\"text\"><div class=\"text-container\"><p>\nReliable and precise measurement of rainwater run-off.<\/p>\n<\/div><\/div><\/div>\n<div class=\"block\"><div class=\"title\">ADVANTAGES<\/div><div class=\"text\"><div class=\"text-container\"><\/p>\n<ul>\n<li>Continuous measurement.<\/li>\n<li>The probes can be installed in the pipes without interrupting the flow.<\/li>\n<li>No need for hydraulic calibration or maintenance.<\/li>\n<li>System controls the sampler\/analyser that monitors run-off into the environment.<\/li>\n<\/ul>\n<p>\n<\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":5737,"menu_order":10,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - 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