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Dear all, Its the first time that i am designing the shell and tube type evaporator and for this i have made an excel sheet for ease of calculations but i am not sure and content whether i have done right or wrong and for this i have attached my calculation sheet for you to check and comment if...

Dear all, I am going to design a DX evaporator coil to be immersed inside the domestic water storage tank of 1000 gallons to reduce the temperature of water from 50 degree centigrade to 28 degree centigrade. Please tell me the way of calculating compressor capacity, evaporator coil length, dia...

Dear all, I am working with a radiator manufacturing company and we want to expand our business to HVAC market and for this we want to design and manufacture air/water cooled condensers. All i want from you to guide me that from where should i get start and please send me reference material...

Hello guys, why we use supply air (Leaving air) temperature as "54 degree Fahrenheit"? What is the RH of the leaving air from the coil? How cooling coil dehumidify air? and what is Coil ADP (Apparatus dew point)?

Hi every body, Can I use in line centrifugal pump to pump water from underground water tank to over head tank? The suction lift is about 10' and the total head is 90'and I want to use upvc pipe for transportation. And further more that what should be the ideal distance between the elbow of...

Hi every body, If i have 1000gpm of chilled water to pump having total head to be 150' then how many pumps should i select and put them in parellel? Is there any rule of thumb that this much pump should be placed? or can i select only one pump? What should be the diversity before selecting the...

If I have to pump chilled water at a rate of 850 gpm, how many pumps should be ideal for pumping this amount of water? On which basis we select that this much pumps should be chosen? your answers will be highly appreciated.

If i have 600 ton load and i want to select a chiller, how should i proceed? How many chillers will be ideal to cater this load??

Hello every body, Can any one tell me frm where i can get international plumbing code? so that i could be able to design drainage system and water supply system for residential and office building.

Hello every body, I want to understand the detailed description (i.e how they work, where they place, etc) about two way and three way valve with sketches and how pressure differential sensor works in variable volume hydronic system. Can any body help me in this regard.