Calculating CFM at 40 psi from 3.7 CFM @ 90 psi - Physics Forums
Sep 8, 2010 · To calculate CFM at 40 psi from a compressor rated at 3.7 CFM at 90 psi, a rough estimate suggests using Boyle's Law, resulting in approximately 8.325 CFM at 40 psi. The …
Calculating CFM from PSI and C.S.A. • Physics Forums
Aug 28, 2006 · The discussion focuses on calculating the airflow rate in CFM from PSI and pipe diameter for an air filtration system. To achieve a desired flow rate of 2 CFM at 120 PSI, it is …
How to calculate cfm through pipe - Physics Forums
Oct 23, 2008 · To calculate the CFM through a pipe for dust collectors at a cement distribution terminal, a nozzle with known dimensions can be installed to measure pressure differences, or …
Steps to calculate Air Consumption of a Pneumatic System
Jun 27, 2017 · The discussion focuses on calculating air consumption for a pneumatic system to address quality issues in a car manufacturing process. The user is experiencing delays in …
Can You Calculate CFM from 0.6 MPA and Duct Size?
Dec 5, 2012 · Welcome to PF! They aren't directly related, so you can't just convert. However, if that's a velocity pressure and you also have a duct size, you may be able to calculate...
Calculate Fan Speed - RPM & Blade Dimensions - Physics Forums
Nov 21, 2015 · The discussion centers on the feasibility of fans rotating on a 4-meter diameter disc spinning at 200 RPM. It explores whether the fans can rotate due to airflow generated by …
HVAC Calculation: Learn About CFM, BTU/HR, TMBH & SMBH
May 23, 2010 · To calculate CFM for HVAC systems, it's essential to consider internal and skin loads, often using specialized software or psychrometric charts for accurate results. A ton of …
Calculating CFM from 800 PSI Air Supply - Physics Forums
Oct 30, 2010 · To calculate CFM from an 800 PSI air supply through a 1-foot pipe, the velocity of air can be determined using the formula velocity = sqrt (2*Pressure/density). Given that 800 …
Calculating cubic ft/ min and PSI - Physics Forums
Feb 12, 2007 · Retailers often provide misleading information about air compressors, particularly regarding cubic feet per minute (CFM) and PSI ratings. A common question is whether a …
Static Pressure in relation to CFM - Physics Forums
Apr 9, 2015 · The cfm you get from the blower's chart must match the cfm you used for all your restrictions you calculated. So if you want 400 cfm, you calculate the restrictions for all ducts, …