AIR CONDITIONING FORMULAS Heating Btu/hr = GPM x 500 x T 1 GPM at 20° T = 10,000 Btu/hr Btu/hr / 10,000 = 1 GPM (@20° T) Cooling 1 ton (CHW) = GPM x 500 x T/12,000 = 2.4 GPM (@10° T) Latent To heat air Btu/hr = CFM x 1.08 x T
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Electrical Equivalent of Heat Lab Report – Electrical Equivalent of Heat What Do You Think? Many households have a kitchen appliance or dispenser that delivers hot water.
1 Steam/water diagrams used in boiler calculations Temperature-heat (T-Q) diagram The T-Q diagram is a useful tool for designing heat exchangers.
HVAC FORMULAS TON OF REFRIGERATION – The amount of heat required to melt a ton (2000 lbs.) of ice at 32°F 288,000 BTU/24 hr. 12,000 BTU/hr. APPROXIMATELY 2 inches in Hg.
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This manual is designed for use with Easy Heat self-regulating pipe tracing heater cable products. Applications include freeze protection and temperature maintenance, The installation of the electric heat tracing must be coordinated with the piping, insulation, electri-
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For additional information about the principles of electric heat tracing and how they apply to snow and ice melting, The KSR Design Guide Worksheet at right and the step-by-step complished with Formulas 3.1 and 3.2.