Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations cowski on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Recent content by MJMurphy

  1. MJMurphy

    Cycclone Magnetic Engine

    Thanks for your replies. An auto analyst/commentator mentioned it on his 2 minute radio program this morning, and said there was this new motor that didn't use fuel, just magnetic power. Sounded like an electric motor to me. Either it has an external power source or it violates the 2nd law. I...
  2. MJMurphy

    Cycclone Magnetic Engine

    Anybody see anything other than an electric motor in this? http://www.cycclone.com
  3. MJMurphy

    Hybrid Battery Life and replacement Cost

    About 3 years ago there was a thread ( thread71-19102 ) about the life of hybrid vehicle batteries. Does anyone have any recent information along that line? Also, any idea what it the parts and labor would cost to replace the batteries?
  4. MJMurphy

    Emission Control Standards

    Some additional Tier 1 – Tier 4 sites: Index of /otaq/regs/ld-hwy/tier-1/: http://www.epa.gov/otaq/regs/ld-hwy/tier-1/ Tier 2 / Gasoline Sulfur Final Rulemaking: http://www.epa.gov/otaq/tr2home.htm Tier 2 Vehicle & Gasoline Sulfur Program: http://www.epa.gov/tier2/ Tier 2 Vehicle & Gasoline...
  5. MJMurphy

    Suggestions on improving solenoid response times

    In fuel injector parlance, what you are looking for is called peak-and-hold. Even though your solenoids are not fuel injectors, you are using them in a similar fashion. Look at peak-and-hold fuel injector driver circuits for some ideas that may be applicable to your solenoid...
  6. MJMurphy

    TENS or EMS

    You haven't been looking very hard. Look at these links: http://www3.telus.net/chemelec/Projects/Tens/Tens.htm http://www.magenta2000.co.uk/kits/866.htm http://xoomer.virgilio.it/fladelle/Page42.htm http://amasci.com/weird/const.html...

Part and Inventory Search