Heating and Ventilating Buildings: A Manual for Heating Engineers and Architects

amount of heat anemometer atmosphere boiler building cast-iron cent chimney circulation coal coefficient coil computed connected construction cubic feet cubic foot dampers degree difference diameter diaphragm difference of temperature discharge engine entering air equal Fahr feet of air feet per minute feet per second floor flow flue foot per hour formula friction furnace given gives glass globe valve heat transmitted heat-units heater Heating and Ventilating heating surface heating system horizontal horse-power hot water hot-water heating humidity inches of mercury indirect heating inlet less live steam mechanical ventilation metal method multiplied Péclet perature pressure proportional radiating surface resistance shown in Fig space square feet square foot square inch steam-heating steam-pipe supply system of heating tests thermometer thermostat thickness tion total heat tube usually valve vapor velocity wall warm water-tube boilers weight wet-bulb temperature wwww ΙΟ