Specifically, the pony brake measured torque.
Bill Potts, CMS
San Jose, CA
http://metric1.org [SI Navigator]
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On
> Behalf Of Duncan Bath
> Sent: March 13, 2001 14:54
> To: U.S. Metric Association
> Subject: [USMA:11582] Re: What is bhp
>
>
> I seem to recall that the apparatus for measuring the output of a prime
> mover was called a Prony Brake. The unit back then was the 'brake
> horsepower', or bhp.
> Duncan
> From: Gregory Peterson <[EMAIL PROTECTED]>
> To: U.S. Metric Association <[EMAIL PROTECTED]>
> Date: March 13, 2001 16:30
> Subject: [USMA:11580] Re: What is bhp
>
>
> >And here I thought "bhp" was "boiler horsepower" = 9.80950 kW
> >
> >cf:
> >
> >hp = 0.745700 kW
> >hp (electric) = 0.746 kW (exactly)
> >hp (metric) = 0.735499 kW
> >hp (water) = 0.746043 kW
> >
> >--
> >James R. Frysinger University/College of Charleston
> >10 Captiva Row Dept. of Physics and Astronomy
> >Charleston, SC 29407 66 George Street
> >843.225.0805 Charleston, SC 29424
> >http://www.cofc.edu/~frysingj [EMAIL PROTECTED]
> >Cert. Adv. Metrication Specialist 843.953.7644
> >
>
>
