RE: hydraulic jump

Ray,
Do you have any water depth data (before or after the jump)?

Ken

> -----Original Message-----
> From: Ray Kampa [mailto:rkampa@sebesta.com]
> Sent: Friday, October 04, 2002 4:17 PM
> To: LMNO@LMNOeng.com
> Subject: FW: [PipingDesign] hydraulic jump [adr][adr]
> Importance: Low
>
>
>
> Ken,
>
> Bruce sent the e-mail you sent. Here is the Froude number:
>
> Flow, gpm: 6500
> Pipe size: 16" (15.25 id)
> Length: 40 ft (I assumed this was vertical length from
> elbow to elbow)
> Froude Number: 364.3
>
> I check the website and didn't find anything that looked like it would
> help. Anything you can supply would be greatly appreciated.
>
> Ray Kampa
> Sebesta Bloomberg and Associates
>
>
> -----Original Message-----
> From: Bruce Bullough
> Sent: Friday, October 04, 2002 2:43 PM
> To: Ray Kampa
> Subject: FW: [PipingDesign] hydraulic jump [adr][adr]
> Importance: Low
>
> Ray:
>
> Ken is a pretty knowledgeable and helpful guy. Do you want to respond
> directly or do you want to have me repsond? If so, what is the Froude
> Number?
>
> ... Bruce ...
>
>
> -----Original Message-----
> From: Ken Edwards [mailto:LMNO@LMNOeng.com]
> Sent: Friday, October 04, 2002 2:25 PM
> To: PipingDesign@yahoogroups.com
> Subject: RE: [PipingDesign] hydraulic jump [adr][adr]
> Importance: Low
>
>
> Bruce,
> There are equations for this in open channel books. Do you know the
> upstream
> Froude number?
>
> Ken Edwards, Ph.D., P.E.
> Owner/Environmental Engineer/Programmer
> LMNO Engineering, Research, and Software, Ltd.
> 7860 Angel Ridge Rd. Athens, OH 45701 USA
> Phone and fax: (740) 592-1890, LMNO@LMNOeng.com
>
> The fluid flow calculations website - http://www.LMNOeng.com
> Hydrology, hydraulics, flow measurement, groundwater, and unit
> conversions.
>
> > -----Original Message-----
> > From: Bruce Bullough [mailto:bbullough@sebesta.com]
> > Sent: Friday, October 04, 2002 2:58 PM
> > To: PipingDesign@yahoogroups.com
> > Subject: [PipingDesign] hydraulic jump
> >
> >
> >
> > Oh great gurus of piping design, we have an issue in design of a
> > gravity drain from a head tank. We have a nominal 16 inch pipe
> > and 60 ft of head, straight drop of 40 ft. We know we have a
> > problem with hydraulic jump. The tank is supported, and there is
> > no realistic way to embed the system. Does anyone have any
> > experience or knowledge of how to calculate the force of the
> > hydraulic jump?
> >
> > ... Bruce D. Bullough ...
> > Sebesta Blomberg & Associates
> > 2381 Rosegate
> > Roseville, MN 55113
> > 651-634-7344 (office)
> > 651-634-7400 (FAX)
> > www.sebesta.com
> >
> >
> > Texas Flange - a good source for information on industrial
> > flanges, all they ask is for referrals for designs they help with.
> > 877-610-8924.
> > www.texasflange.com
> > =====================================================
> > unsubscribe: PipingDesign-unsubscribe@yahoogroups.com
> >
> > Your use of Yahoo! Groups is subject to
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> >
> >
> >
>
>
>
> Texas Flange - a good source for information on industrial flanges, all
> they ask is for referrals for designs they help with.
> 877-610-8924.
> www.texasflange.com
> =====================================================
> unsubscribe: PipingDesign-unsubscribe@yahoogroups.com
>
> Your use of Yahoo! Groups is subject to
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>
>
>
Received on Fri Oct 04 16:24:00 2002