Hey! Watch it! This is NOT the NASA calculation. That came in at 0.58 ft^3/minute.
----- Original Message ----- From: Gorodetsky, Vitaly <vgorodet...@canoga.com> To: 'Andrews, Kurt' <kandr...@tracewell.com>; <pmerguer...@itl.co.il>; <emc-p...@majordomo.ieee.org> Sent: Thursday, November 04, 1999 4:40 PM Subject: RE: Fans; m3/h to CFM > > The recent loss/disaster in space surprises me no longer > > > -----Original Message----- > > From: Andrews, Kurt [SMTP:kandr...@tracewell.com] > > Sent: Thursday, November 04, 1999 10:24 AM > > To: pmerguer...@itl.co.il; emc-p...@majordomo.ieee.org > > Subject: RE: Fans; m3/h to CFM > > > > > > Peter, > > > > 1ft. = 0.3048m then 1 cu.ft. = (0.3048m)3 = 0.0283168m3 and > > 1ft./Sec. also equals 0.3048m/Sec. > > so then 1cu.ft./Sec. = 0.0283168m3/Sec. > > so then 1cu.ft./min. = (0.0283168m3/Sec.) x (60Sec./min.) = 1.699008 > > m3/min. > > so then 1cu.ft./min. = (1.699008 m3/min.) x (60min./hr.) = 101.94048 > > m3/hr. > > > > so the formula for CFM to m3/hr. should be 1CFM = 101.94048 m3/hr. > > > > and the formula for m3/hr. to CFM would be the reciprocal or 1÷101.94048 = > > 0.0098096 > > > > so 1 m3/hr. = 0.0098096 CFM > > > > So to convert m3/hr. to CFM multiply by 0.0098096 > > > > And to convert CFM to m3/hr. multiply by 101.94048 > > > > You may want to check my math, but as far as I can recall this is how you > > would do it. The conversion factors of 1ft. = 0.3048m and 1ft./Sec = > > 0.3048m/Sec. came from a Conversion Factor Chart from an old copy of > > Connection Technology magazine. > > > > Kurt Andrews > > Compliance Engineer > > Tracewell Systems, Inc. > > 567 Enterprise Dr. > > Westerville, OH 43081 > > Ph. 614-846-6175 > > Fax 614-846-7791 > > Email: kandr...@tracewell.com > > > > > > -----Original Message----- > > From: pmerguer...@itl.co.il [SMTP:pmerguer...@itl.co.il] > > Sent: Thursday, November 04, 1999 9:55 AM > > To: emc-p...@majordomo.ieee.org > > Subject: Fans; m3/h to CFM > > > > > > Hello There! > > > > Anyone knows how to convert m3 (ie meters cube)/hour to CFM? To > > serve my > > clients better so they can use alternate dc fans, I usually specify > > in the > > UL Reports the use of Recognized fans rated XXX Vdc, max --- A, > > minimum --- > > CFM. However, I just looked up a spec sheet for a dc fan and it > > gives the > > m3/h rating and not the CFM rating. Can anyone help with this > > conversion? > > > > Thanks in Advance > > +++++++++++++++++++++++++++++++++++ > > RTTE Directive Seminar > > Renaissance Hotel, Tel-Aviv > > 12th January 2000: CALL FOR DETAILS > > +++++++++++++++++++++++++++++++++++ > > > > Peter Merguerian > > Managing Director > > Product Testing Division > > I.T.L. (Product Testing) Ltd. > > Hacharoshet 26, POB 211 > > Or Yehuda 60251, Israel > > > > Tel: 972-3-5339022 Fax: 972-3-5339019 > > e-mail: pmerguer...@itl.co.il > > website: http://www.itl.co.il > > > > > > > > > > > > > > --------- > > This message is coming from the emc-pstc discussion list. > > To cancel your subscription, send mail to majord...@ieee.org > > with the single line: "unsubscribe emc-pstc" (without the > > quotes). For help, send mail to ed.pr...@cubic.com, > > jim_bac...@monarch.com, ri...@sdd.hp.com, or > > roger.volgst...@compaq.com (the list administrators). > > > > > > --------- > > This message is coming from the emc-pstc discussion list. > > To cancel your subscription, send mail to majord...@ieee.org > > with the single line: "unsubscribe emc-pstc" (without the > > quotes). For help, send mail to ed.pr...@cubic.com, > > jim_bac...@monarch.com, ri...@sdd.hp.com, or > > roger.volgst...@compaq.com (the list administrators). > > > > --------- > This message is coming from the emc-pstc discussion list. > To cancel your subscription, send mail to majord...@ieee.org > with the single line: "unsubscribe emc-pstc" (without the > quotes). For help, send mail to ed.pr...@cubic.com, > jim_bac...@monarch.com, ri...@sdd.hp.com, or > roger.volgst...@compaq.com (the list administrators). > > --------- This message is coming from the emc-pstc discussion list. To cancel your subscription, send mail to majord...@ieee.org with the single line: "unsubscribe emc-pstc" (without the quotes). For help, send mail to ed.pr...@cubic.com, jim_bac...@monarch.com, ri...@sdd.hp.com, or roger.volgst...@compaq.com (the list administrators).
