Thanks to all who responded to my question about broadband radiation from ac induction motors.
---------- >From: John Woodgate <j...@jmwa.demon.co.uk> >To: emc-p...@majordomo.ieee.org >Subject: Re: broadband RE from AC induction motors >Date: Mon, Jan 28, 2002, 2:52 PM > > > I read in !emc-pstc that Price, Ed <ed.pr...@cubic.com> wrote (in > <b78135310217d511907c0090273f5190d0b...@curly.ds.cubic.com>) about > 'broadband RE from AC induction motors', on Mon, 28 Jan 2002: > >>Possibly ESD caused by motion of the air over the rotor, with a regular >>discharge from a pole-piece? Can you relate the 10 ms interval to the RPM >>and number of pole-pieces? > > This happens with *non-conducting* fan blades, or a metal fan which is > well insulated from earth, if the blades move near an earthed object > that they can discharge to. > -- > Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk > After swimming across the Hellespont, I felt like a Hero. > PLEASE do NOT copy news posts to me by E-MAIL! > > ------------------------------------------- > This message is from the IEEE EMC Society Product Safety > Technical Committee emc-pstc discussion list. > > Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ > > To cancel your subscription, send mail to: > majord...@ieee.org > with the single line: > unsubscribe emc-pstc > > For help, send mail to the list administrators: > Michael Garretson: pstc_ad...@garretson.org > Dave Heald davehe...@mediaone.net > > For policy questions, send mail to: > Richard Nute: ri...@ieee.org > Jim Bacher: j.bac...@ieee.org > > All emc-pstc postings are archived and searchable on the web at: > No longer online until our new server is brought online and the old > messages are imported into the new server. > ------------------------------------------- This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ To cancel your subscription, send mail to: majord...@ieee.org with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Michael Garretson: pstc_ad...@garretson.org Dave Heald davehe...@mediaone.net For policy questions, send mail to: Richard Nute: ri...@ieee.org Jim Bacher: j.bac...@ieee.org All emc-pstc postings are archived and searchable on the web at: No longer online until our new server is brought online and the old messages are imported into the new server.
