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Orin Ramsumeer
17th June 2021, 10:05
Hi guy,
My name is Orin, I'm very new to the green movement but very electrically inclined, as I build custom fire apparatuses. I had an idea to utilize city hydrant pressure for recovery of an existing energy storage system I have as a demo truck.
Im using a volta system and would like to entertain the possibility to recharge via hydroelectric gen setup; The truck has access to city hydrant pressure. (min 60psi >500gal/min)
In effort to reduce idle time, Ive already made a system to shutdown the chassis when not in pumper use. I want to take it up a notch and go all electric fire pump and i figured this would be a good resource.
I current got a 6module pack with about 18kw at 50vdc
it is recovered by a 3600w inverter charger 15A shore powered inlet and
an onboard 56v alternator (mounted on a cummins isl 9)
I want to get a bigger bank but recover it with hydrant pressure and use that to power the main fire pump.

Let me know if my pipe dream can happen.

Tanks!! (pun intended guys)
www.dependable.ca
orin@dependable.ca

Ralph Day
18th June 2021, 06:10
Interesting concept Orin. Would the water used just be dumped on the street? Municipalities might object unless they can charge per cubic meter.

Ralph

Orin Ramsumeer
18th June 2021, 08:47
i planned on using the on board tank as the buffer, generally the trucks have a small on board tank 600gal approx is the smallest. They circulate the pump with a tank-to-pump valve (3-5" varying) and a tank-fill valve (2-3").
Just some minor plumbing on my end. I HOPE, lol.......and then i woke up....