{"id":272,"date":"2022-05-29T21:37:54","date_gmt":"2022-05-29T21:37:54","guid":{"rendered":"https:\/\/gummycarbs.com\/blog\/?p=272"},"modified":"2022-05-29T21:37:55","modified_gmt":"2022-05-29T21:37:55","slug":"calculate-air-compressor-cfm","status":"publish","type":"post","link":"https:\/\/www.gummycarbs.com\/blog\/2022\/05\/29\/calculate-air-compressor-cfm\/","title":{"rendered":"Calculate Air Compressor CFM"},"content":{"rendered":"\n<script type=\"text\/javascript\">\r\nfunction compressor_cfm_calculate(form)\r\n{\r\nvar tank_volume = form.volume.valueAsNumber;\r\nvar tank_volume_cuft = tank_volume \/ 7.48; \/\/ 7.48 gallons per cubic foot\r\nvar time_to_fill = ((form.minutes.valueAsNumber * 60.0) + form.seconds.valueAsNumber) \/ 60.0; \/\/ Time in minutes\r\nif (time_to_fill == 0)\r\n{\r\nalert('Time must be a non-zero value!');\r\nreturn;\r\n}\r\n\r\nvar delta_psi = form.pressure_end.valueAsNumber - form.pressure_start.valueAsNumber;\r\nvar delta_atm = delta_psi \/ 14.7;    \/\/ Shutoff pressure in atmospheres\r\nvar cuft_pumped = tank_volume_cuft * delta_atm;\r\nvar cfm = cuft_pumped \/ time_to_fill;\r\n\r\nform.cfm.value = Math.round(cfm * 1000) \/ 1000;\r\n}\r\n<\/script>\nTo calculate the approximate CFM of your air compressor, enter your receiver tank volume, start and end pressures, and the time required to reach the end pressure.  This form requires that Javascript is enabled in your browser.\n<p>\n<form id=\"cfmform\" onsubmit=\"return false\">\n<style>\ntable {\n  border: 1px solid;\n  border-radius: 13px;\n  border-collapse: separate !important;\n}\nth, td {\n  border: none;\n}\n<\/style>\n<table>\n<tr>\n<th align=\"right\">Volume (gal):<\/th>\n<td><input type=\"number\" step=\"any\" id=\"volume\" name=\"volume\" value=60><\/td>\n<\/tr>\n<tr>\n<th align=\"right\">Start Pressure (PSI):<\/th>\n<td><input type=\"number\" step=\"any\" id=\"pressure_start\" name=\"pressure_start\" value=0><\/td>\n<th align=\"right\">End Pressure (PSI):<\/th>\n<td><input type=\"number\" step=\"any\" id=\"pressure_end\" name=\"pressure_end\" value=175><\/td>\n<\/tr>\n<tr>\n<th align=\"right\">Minutes:<\/th>\n<td><input type=\"number\" id=\"minutes\" name=\"minutes\" value=9><\/td>\n<th align=\"right\"><label for=\"seconds\">Seconds:<\/label><\/th>\n<td><input type=\"number\" id=\"seconds\" name=\"seconds\" value=18><\/td>\n<\/tr>\n<tr>\n<td colspan=4 align=\"center\"><input type=\"submit\" value=\"Calculate\" onClick=\"compressor_cfm_calculate(this.form)\"><\/td>\n<\/tr>\n<tr>\n<th align=\"right\">CFM:<\/th>\n<td><input type=\"number\" step=\"any\" id=\"cfm\" name=\"cfm\" readonly=true><\/td>\n<\/tr>\n<\/table>\n<\/form>\n","protected":false},"excerpt":{"rendered":"<p>To calculate the approximate CFM of your air compressor, enter your receiver tank volume, start and end pressures, and the time required to reach the end pressure. This form requires that Javascript is enabled in your browser. Volume (gal): Start Pressure (PSI): End Pressure (PSI): Minutes: Seconds: CFM:<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-272","post","type-post","status-publish","format-standard","hentry","category-air-compressors"],"_links":{"self":[{"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/posts\/272","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/comments?post=272"}],"version-history":[{"count":2,"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/posts\/272\/revisions"}],"predecessor-version":[{"id":275,"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/posts\/272\/revisions\/275"}],"wp:attachment":[{"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/media?parent=272"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/categories?post=272"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gummycarbs.com\/blog\/wp-json\/wp\/v2\/tags?post=272"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}