02-08-2009
24" (600 mm) Pump Control valves was installed in Monterrey, Mexico
Monterrey City is Mexico's largest industrial city.
Project objective
- Prevent water hammer during pump startup and shutoff.
- Prevent returning flow (non-slam check feature) in case of power failure.
The challenge
The pumping system requirements:
- Replacing old, bulky piston actuated pump control valves at the site, thus reducing the operational costs and improving the performance of the system.
- Protection against water hammer during start-up and shutoff procedures.
- Preventing plug slamming while preforming fast emergency closure in case of power failure.
- Achieving fast and slam free closure, in a low pressure-loss control valve.
The solutions
To install 24" ( 600 mm), hydraulically operated, booster pump control valves, on 4 of the supply pumps to the municipal reservoirs in 2 different pump stations. Following rigorous tests against competing valves, the customer (Monterrey City which is Mexico's largest industrial city) chose Dorot's model
30-24-BC.



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