Document ga0eRMBBzz3B63VNEJo1vdgRa

INDEX HEATING VENTILATING AIR CONDITIONING GUIDE 1941 Technical Data Section Chapters 1 -46 and Pages 1 -808 A Abbreviations* 798 Absolute humidity, 791 pressure, 791* temperature, 4, 791 zero, 791 Absorbents, 427, 430 process, 430 temperature, pressure, concentration, 431 Absorption systems, 454 Acceleration, 791 Acclimatization, 52 Adiabatic, 791 mixing, of two air streams, 29 with injected water, 30 saturation, 33. Adjustable speed motors. 640 Adsorbents, 427 process, 428 temperature, pressure, concentration, 428 Agitated drier, 698 Air change measurements, 635 \ chemical vitiation of, 37 ' circulation in drying, 703 classification of impurities, 525 dust concentrations, 528 cleaner, 791 cleaning devices, 533 classification of, 536 requirements, 534 testing, 535 combustion, 146 conditioning processes, 27 cooled condensers, 457 currents, 633 dehumidification, 506 distribution. 363, 557 balancing system, 570 for cooling, 380 Air {conlinueS) definitions, 557 factors in room cooling, 562 factors in room heating, 564 for furnace systems, 363 for heating,'379 railway car, 666 standards for, 559 duct design, 571 dust concentrations, 528 excess, 147 filter railway car, 667 flow resistance of coils, 483 infiltration, 101 nature of. 101 through walls, 102 leakage, 101 moist, 8 movement, influence of, 65 movement, measurement of, 631 physical impurities in, 40 pollution, 525, 528 abatement, 530 saturated, 9. 796 secondary, 148 space conductance, 73 standard, 796 sterilization of, 656 supply opening noise, 564 thermodynamics of, 1 washers, 501, 540, 791 Air conditioning, 791 automobiles in summer, 670 central system for comfort, 373 comfort, 792 in hospitals, 664 industrial, 673 atmospheric conditions required, 673 calculations. 682 classification of problems, 676 general requirements, 676 passenger bus in summer, 669 railway passenger car in summer, 667 railway passenger car in winter, 667 x alphabetical index to technical data section Air Conditioning (continued) relation to metabolism, 49 transportation, 665 in treatment of disease, 653 high temperature hazards, 660 unit, 407 Allergic disorders, 661 apparatus, 661 asthma symptoms, 661 hay fever symptons, 661 limitations of air conditioning methods, 662 Alternating current motors, 641 Aluminum oxide, 427 Ammonia, 444 Anemometer, 791 deflecting vane, 633 propelling, 634 revolving vane, 634 Anthracite coal, 153 . firing methods, 154 Areas of circles, 808 Aspect ratio, 558 Asthma symptoms, 661 Atmospheric conditions for industrial processes, 673 pressure, 791 water cooling equipment, 507 make-up water, 523 sizes, 511' winter freezing, 524 Atomizing humidifiers, 505 .Attic fans, 423 costs, 424 location, 424 types, 424 Automatic controls, 365,603 {see Controls) purpose of, 603 types of, 604 Automobile air conditioning, 670 s Axial flow fans, 543 B Baffle, 791 Barometer, 629 Biochemical reactions,. control of rate.of, 680 Bituminous coal, 154 firing methods, 156 Black body, conditions, 728 radiation, 765 Blast, 791 Body adaptation to cold conditions, 47 adaptation to hot conditions, 45 thermal interchanges, 41 Boiler, boilers, 791 capacity for unit heaters, 393 cast-iron, 221 cleaning steam, 236 connections, 234, 280 Hartford return, 280 return, 280 steam, 280 Boiler (continued) sizing, 281 efficiency, 228 electric, 753 erection, 235 fittings, 234 furnace design, 224 ` gas-fired, 223 conversions, 233 selection of, 232 gas-fired units, 199 heat transfer rates, 226 heating, 221 heating surface, 225, 791 hot water heating allowance, 788 hot water supply, 224 insulation, 238 maintenance, 235 oil-fired units, 195 operation, 235 output, 227 physical limitations of, 283 rating codes, 226 selection of, 228 based on heating surface and grate area. 231 estimated design load, 228 estimated maximum load, 228 gas-fired, 232 hot water supply load, 229 performance curves for, 230 piping tax, 229 radiation load, 229 warming up allowance, 230 space limitations, 233 special heating, 223 ' steel, 222 selection of, 232 stoker-fired units, 188 testing codes, 226 troubles, 236. Boyle's law, 4 British equivalent temperature, 761 thermal unit, 791 Bucket trap, 265 Building, buildings, 107 condensation, 98 materials, heat transfer through, 637 . multi-story, air leakage, 107 Bus air conditioning, 669 ventilation, 669 By-pass, 792 C Calcium chloride, 430 Calculated heat loss method, 206 Calorie, 792 Calorific value, 145 Capacitor motors, 642 Carbon dioxide, 448 Carbon monoxide measurements, 638 Ceilings high, 114 Central air. conditioning systems, 373, 792 classification of, 373 ' control, 608 cooling load calculations, 378 design conditions, 377 XI