Dear All,
I have installed a fresh air system as shown in the attached picture. However I could notice that the air flow rate that is being taken at the suction side of the AHU is not being delivered at the end of a 23 meter insulated flexible hose pipe that is used to distribute the air...
We have a water based flow system as shown in the attached picture.
Water is flowing through gravity in a 65 mm Pipe Line. But the flow of water through the pipe line would be intermittent. So to avoid the dry run on the pumps we want to trigger the pump contactor through a signal from the flow...
we have got 2 Fan motors of 0.5 HP Each. Our service engineer says that we need not provide any seperate starter for motor capacities till 1 HP. But in my career all through out I have ran fan motors of even 0.1 HP also with starter only.
Can you please advise if for motors less than 1 HP we...
I am using an 800 TR chiller system with the load distribution as shown in the attached schematic.
So essentially we have an underground storage tank in which we are supplying chilled water and are also putting the return water from AHU into the same underground tank.
But in AHU we are not...
Join Date: Aug 2015
Posts: 1
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Need to assess the backpressure
I have a pipe header of 100 mm. Branch 1 supplies 42 GPM of water at 2 Kg/cm2 pressure through 65 mm dia pipe.
Branch 2 supplies 13 GPM of water at 1.5 Kg/cm2 pressure through 40 mm dia pipe
Branch 3...
