Hello Ron, link http://www.orival.com
Friday, February 5, 2010, 9:02:08 AM, you wrote: > I thought it was closer to 4AM but I might have lost track of the time. > Orival www.orval.com makes what you need. We installed the filter (model > OR-03-PS) in cooling line. The thing cost about $8k but is much cheaper > than replacing the engine. We had the water examined at a test laboratory > to determine the size of the particles so we would know how the size > screen needed. In our case we had to filter down to 10 microns. Obviously > it is not UL Listed but such is life. > They come in larger sizes and can handle up to 10,000 gpm but the cost > is probably prohibitive for an 8" or 10" size so you might have to live with > the valves dripping. > Good luck, > Ron Fletcher > Aero Automatic > Phoenix, AZ > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of George Church > Sent: Thursday, February 04, 2010 6:20 PM > To: [email protected] > Subject: RE: sand strainer? > Would this be the time to plug CONVENTION and the value of 3AM refreshments > and open discussion of how to attack various types of projects? > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Phelps, Mark > Sent: Thursday, February 04, 2010 7:18 PM > To: [email protected] > Subject: RE: sand strainer? > Hi George, > We have experienced the same problem out here in the wild wild (and very > sandy) west. We found a filtering system that has relatively low back > pressure and is automatic (self cleaning) for around 8 grand. I believe is > was a three inch. Ron was going to look up the brand and contact information > for you in the morning. It has been in service for about 10 months and we > have not experienced any heating issues. > Mark at Aero > -----Original Message----- > From: [email protected] > [mailto:[email protected]]on Behalf Of George > Church > Sent: Thursday, February 04, 2010 5:07 PM > To: [email protected] > Subject: RE: sand strainer? > ASCOA paid $22k just expediting an order of em once, they must be Bentleys:) > I'll check them and the source filtering. > It is boost to "village" supply. > TANKS! > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of > [email protected] > Sent: Thursday, February 04, 2010 5:56 PM > To: [email protected] > Subject: RE: sand strainer? > George, > If you haven't already, try Hellan strainers > http://www.hellanstrainer.com/. > I've used them before, not with sand straining, but the unique design may > be just what you're looking for. They claim they can filter out sand. > Hellan is the Cadillac so the strainer could be pricey. > Regards, > James L.(Jim) Roberts, PE/SET > Fluor Corporation > 100 Fluor Daniel Drive > Greenville, SC 29607 > 864.281.5149 > "George Church" <[email protected]> > Sent by: [email protected] > 02/04/2010 05:38 PM > Please respond to sprinklerforum > To > <[email protected]> > cc > Subject > RE: sand strainer? > Ok, let me re-phrase- > Anyone know how to filter sand out of a supply? > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Matt Grise > Sent: Thursday, February 04, 2010 5:29 PM > To: '[email protected]' > Subject: RE: sand strainer? > Maybe a diesel generator powering an electric pump? Or perhaps a small > high-quality cooling water source? > Matt Grisé PE*, LEED AP > Sales Engineer > Alliance Fire Protection > *Licensed in KS & MO > 913.888.0647 ph > 913.888.0618 f > 913.927.0222 cell > www. AFPsprink.com > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of George > Church > Sent: Thursday, February 04, 2010 4:32 PM > To: [email protected] > Subject: sand strainer? > We've got a problem child project where sand in the water supply clogs up > the cooling jacket on the diesel, and sand blasts the rubbers in valves so > they drip. > Small private water purveyor (the developer of the industrial park is the > owner) supplies our diesel which then feeds the systems, all interior > piping > downstream of pump. Project located several miles from the ocean, a couple > miles from the Bay. > I can't imagine a strainer with perfs small enough to grab grains of sand > and not have atrocious friction loss. I can't find cheesecloth to wrap > around the strainer basket that's UL-Listed in a pump suction application. > While I haven't encountered this before, it likely isn't the first time > the > problem has been encountered. Any one know a remedy other than a tank > (with > settling basin?) and higher pressure 2,500 GPM pump to make up for the > loss > of city residual pressure? > George Church > Rowe Sprinkler > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > ------------------------------------------------------------ > The information transmitted is intended only for the person > or entity to which it is addressed and may contain > proprietary, business-confidential and/or privileged material. > If you are not the intended recipient of this message you are > hereby notified that any use, review, retransmission, dissemination, > distribution, reproduction or any action taken in reliance upon > this message is prohibited. If you received this in error, please > contact the sender and delete the material from any computer. > Any views expressed in this message are those of the individual > sender and may not necessarily reflect the views of the company. > ------------------------------------------------------------ > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) -- Best regards, Charles Thurston mailto:[email protected] Coastal Fire Protection/ Myrtle Beach Fire & Safety Co. 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