Heating, Ventilating, Air Conditioning Guide, Volume 1American Society of Heating and Ventilating Engineers, 1922 - Air conditioning |
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Common terms and phrases
apparatus automatic barometric pressure Bldg Blowers brick building capacity cast iron cent Center to face chimney coal coils column condensation connection construction Crane Co cubic foot dampers diameter diaphragm disc draft drip dry air dry-bulb temperature duct Dunham Engineers equipment fahr fire floor flow formula friction fuel furnace furnished grate gravity heat loss heat transmission Heating and Ventilating HOFFMAN VALVE hot water hour Humidifiers hygroscopic Inches inches of mercury Inlet installed Kewanee length low pressure Manufacturers material metal motor Number operation Outlet Packless PITOT TUBE Point Grs pounds pressure drop Pump Radiator Valves Regulator return line riser Section Smoke Pipe Smokeless Specialty standard static steam supply Surface Total B.t.u. tank thermostat thick tion trap tube vacuum vapor pressure velocity vent wall Water Heaters water line water vapor weight wet bulb temperature
Popular passages
Page 33 - Engineers, the American Society of Mechanical Engineers, the American Institute of Electrical Engineers, and the American Institute of Chemical Engineers...
Page 173 - Specific Heat of Air and Water Vapor The specific heat of air is the ratio of the heat required to raise the temperature of a given weight of air through...
Page 33 - ... 7. He will accept compensation, financial or otherwise, for a particular service, from one source only except with the full knowledge and consent of all interested parties.
Page 45 - SEC. 4. All ordinances or parts of ordinances in conflict with this ordinance are hereby repealed ; and whereas an emergency exists, this ordinance shall be in effect upon and immediately after its passage.
Page 42 - The method of test is to build a smudge fire at bottom of the flue and while the smoke is flowing freely from the flue, close it tightly at the top. Escape of smoke into other flues or through the chimney walls indicates openings that shall be made tight before the chimney is accepted. The test shall be made by the...
Page 152 - Open top water-gauge valve and also pet cock at bottom, and blow water out of the glass. Then immediately close the top valve and submerge the end of the pet cock in cup of hot-water solution. A vacuum is at once created in the gauge glass which causes the solution in the cup to rush in. 4. Keep the pet cock immersed and operate the top valve, slightly opening and closing, alternately expelling and drawing in the solution until all grease, oil, or other matter adhering to the inside of the glass...
Page 45 - No coal burning heater shall be placed in a fireplace which does not conform to the foregoing requirements and have an incombustible mantel. 7. No wooden mantel or other woodwork shall be placed within 8 inches of the side or within 12 inches of the top of any open fireplace. No combustible summer piece or fire board shall be used. 8. Any person or persons, whether owner, builder or mechanic, who shall build a chimney or flue in violation of any requirement of this Ordinance shall be deemed guilty...
Page 33 - He will not use unfair means to win professional advancement or to injure the chances of another engineer to secure and hold employment. 9 He will cooperate in upbuilding the Engineering Profession by exchanging general information and experience with his fellow engineers and students of engineering and also by contributing to work of engineering societies, schools of applied science and the technical press. 10 He will interest himself in the public welfare in behalf of which he will be ready to...
Page 182 - Relative humidity is the ratio of the weight of water vapor in a given space as compared to the weight which the same space is capable of containing when fully saturated at the same temperature.
Page 43 - Fig. 1. — Floor framing around chimney in a party wall, to secure proper space between ends of floor joists. Fig. 2. — Ordinary floor framing around a chimney. All timbers 2 inches clear of brickwork and space filled with fire-proofing material. Fig. 3. — Stud partition across back of a chimney showing proper method of arranging studs.