American Society of Heating and Ventilating Engineers Guide; 1935 1 Btu 1 watthour 1 mean calorie 1 kilowatt_(1000-watts) 1 horsepower 1 boiler horsepower 777.5 ft-lb . 0.293 watthours 252.02 mean calories 2,655.2 ft-lb 3.415 Btu 3600 joules 860.648 mean calories 0.003968 Btu 3.085 ft-lb 0.0011619; watthours. 1.3405 horsepower^ 56.92 Btu per minute 44,252.7 ft-lb per minute 0.746 kilowatt 42.44 Btu per minute 33,000 ft-lb per minute 550 ft-lb per second. 33,471.9 Btu per hour Weight and Volume 1 gal (U.

American Society of Heating and Ventilating Engineers Guide, 1935 North Arlington--r : Bermel, A.

American Society of Heating and Ventilating Engineers Guide, 1936 The balance of the overall volumetric efficiency is known as the super heat volumetric efficiency even though it includes some other sources of capacity loss.

American Society of Heating and Ventilating Engineers Guide, 1936 mounted together in a single unit and supported on a track on the car under-frame on pneumatic supports.

American Society of Heating and Ventilating Engineers Guide, 1936 If the hot-box or hbt-plate methods are used, tests are usually run under still air conditions, which means there is no wind movement over the surfaces of the wall during the test.

American Society of Heating and Ventilating Engineers Guide, 1937 Ventilation (continued) natural, 79 advantages of, 79 air changes per hour, 137 control of, 89 disadvantages of, 79 general rules for, 93 heat to be removed by, 91 requirements for, 79 openings, doors, 87 ^ formula to determine size of, 85 location of, 91 skylights, 87 types of, 86 windows, 87 * for public buildings, 371 .

American Society of Heating and Ventilating Engineers Guide, 1937 6.

American Society of Heating and Ventilating Engineers Guide, 1937 place for the entire cooling period, regardless of what the outdoor tempera. . tures are.

of andAmerican Society Heating Ventilating Engineers Guide, 1937 necessary to treat acoustically the walls and ceiling of the equipment room.

American Society of Heating and Ventilating Engineers Guide, 1937 first cost can be justified on the basis of longer life expectancy.

American Society of Heating and Ventilating Engineers Guide, 1937 3 Approximately how low must the rates be to permit the use of electricitv for heating purposes?

1 Heating Ventilating Air Conditioning Guide 1938 Chapter 5.

Heating Ventilating Air Conditioning Guide 1938 internal pressure within the radiator closely approaching atmospheric.

Heating Venturing Air Conditioning Guide 1938 In exhaust ventilating systems where the air column moves toward the fan, noise due to the higher tip speeds and outlet velocities will not be so readily transmitted back through the air column to the building as when the air column is moving toward the rooms.

Heating Ventilating Air Conditioning Guide 1938 Chamberlin Metal Weather Strip Owens-Illinois Glass Company, 930 MECHANICAL DRAFT APPAR Co., 1032-1033 H.