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Type: Posts; User: ckzla

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    I not sure what country. But there is such...

    I not sure what country. But there is such regulation.
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    Roof tank height limit

    In engineering rules, roof tanks are not advisable to install on top of building which height exceeded 75m. May I know why ? Thanks
  3. I think what you try to explain here is very...

    I think what you try to explain here is very confusing. For me, your closed end and open end is the same open circuit. It is differ than close circuit system as in chilled water system. In pump...
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    Air Suction Force

    What would be the difference of the air suction force at the terminal grille of a ducted system for a fan which the static pressure is correctly sized and an oversized fan on the same air flow ?
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    VFD Pump For High Rise

    For high rise with multiple break tanks and roof tanks, is VFD pump the best choice for transferring water from the suction tank ? For my understanding, VFD pump is best suit to the system with high...
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    Shopping Mall Water Tank Sizing

    In the design of water tank capacity, normally there are two methods, which are volume estimated by quantity of sanitary fittings or occupancy. For commercial building such as shopping mall, I found...
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