Document gEYzyneG45bG14G7zxNEvyMjJ

Heating Ventilating Air Conditioning Guide 1955 Tables (continued) conduction problem solution, 101,107 conductivity materials, 91, 171-173, 17S, 179 contaminant exhaust, 1032 convection conductances, 93 conversion equations, 15 conveying velocity, 1034-1937 . cooling coil arrangements, 834 cooling tower performance, 818 cooling tower pipe size, 1104 copper elbow equivalents,.529 copper sheets, 750 copper tube capacity, 532 copper tube dimensions, 620 copper tube surface, 620 correction factors steam radiator, 558 water radiator, 558 unit heaters, 591 oorrosion resistance, 1049 . cost of air conditioning, 996 decibel scale, 933 degree-days for atiesj 443, 452 design dry- and wet-bulb tem peratures, 245, 253, 270, 273, 281, 1006, 1089 design humidity, 1000-1016 dew-point, fuels, 359 ' draft in chimneys, 429 draft requirements of appli ances, 430 . duct attenuation, 939 duct combinations, 458, 471 duct gages, 748 duct joints, 747 duct pressure drop, 481 . duct sizing, 458, 459, 471, 472, 477, 478, 1034 duct velocity, 738 duct weight, 749, 750 dust concentration, 155 elbow attenuation, 940 elbow equivalent, 601, 529, 733, 1102 ' electric beating systems, 956 electric water heaters,-965 emissivity factors, 5. end reflection, 944 environmental conditions, limits, 118 equivalent length of fittings, 458, 459,460,501, 1102 equivalent temperature dif ferentials, 284, 286 exhaust pipes for machines, 1034-1038 exhaust velocities, 1032, 1034- 1038 expansion tank sizes, 542 fabric filters, 792 fan outlet velocity, 770 fan speed, 770 fitting allowance, 460, 474, 501 fitting dimensions, 627-636 fixture flow, 1096 fixture units, 1096 flammability of gases and vapors, 162 flanged fittings surface, 647 flue gas dewpoint, 359 free convection, 94 friction loss, pipe, 383, 498, 502-607,530,532 friction valves and - fittings, 460, 501, 1096 fuel combustion, 352 fuel consumption, 448, 449 fuel oil properties, 336 fumes, concentration, 160 gas analysis, 342 gas piping capacity, 383 gaseous fuel properties, 342 glass absorptance, 292 glass transmittance, 292 graphical symbols, 17 heat absorbed, cooling water, 815 heat conductance, 93,101, 170- 172, 178, 179 heat consumption record, 451 heat equivalents, 264 Tables (continued) heat flow walls and roofs, 185- 195, 284-288 heat gain appliances, 310 coil heat emission, 556 glass, 295-297 glass blocks, 298-300 insulated cold pipes, 657 heat loss bare copper pipe, 646 bare steel pipe, 556, 646 basement, 257 . floor, 259 pipe coils, 556 radiation, 96 . residence, 265, 267 - room, 265, 575 ' heat pump, 866 heat transmission coefficients, 185 building construction, 185- 195, 288 doors, 195. glass, 195 ' : roofs, 191-194, 288 walls, 185-188 - water heaters, 1112 hot water demand, 1096, 1105,1108 . hot water pipe sizes, 530-532 humidities, industrial air con ditioning, 1006-1016 hygroscopic materials, 1018' incident angle, 280 * inertial separator, 790 - infiltration through outside doors, 228 infiltration through walls, 222 infiltration through windows, 224 inflammability, gases', 162 inside temperatures, 253, 273, 1006-1016 instantaneous solar beat gain, 295-300 insulation conductivity; 649 insulation factors; 653 ' insulation thickness, 659, 660 insulation to prevent freezing, 658 insulation, underground, 660 intake velocity, 716 iron elbow equivalents, 529 life of equipment, 998 limits for contaminants, 163 load factors, 454 maintenance cost, 1000 maximum allowable concen trations dust, fumes, mists, 160 dusts, 160,161 flammable gases, 158 gases, 158 vapors, 158 metal gages for ducts, 748,1043 meter performance, 1102 minimum outdoor air require ments to remove odors, 113 moisture content for mate rials, 1018 moisture regain, 1018 moisture transfer, 207 motor classification, 916 motor current, 917 motor design limits, 914 motor drive applications, 921 motor horsepower, 914 motor ratings, 923 motor speed range, 914 motor starting methods, 924 motor torque, 921 motor voltage, 914 noise levels, 935, 936 oil fuel specifications. 338 oil heat value, 338 operating cost, 996, 999, 1000 operating hours, 1001 orifice capacities, 496, 533 outdoor air requirement, 113 outlet velocities, 770 outside temperature, 245, 273, 448 xxii Tables (continued) owning and operating cost, 995 particle size, 153,154 particulate mattes, size, 153 permeability to vapor, 207 physiological response to'heat, 117 pipe capacity, 383,498,500-506, 530, 532, 878. 879 pipe covering factors, 653 pipe dimensions, 618 pipe fittings, 624 dimensions, 62?-636 pressure ratings, 626 pipe freezing prevention, 658 pipe insulation, 645.- pipe roughness, 73 pipe surface, 61S thermal stress, 639, 640, 642 pipe volume, 618 pressure loss ducts, 481 elbows, 501, 529. 1102 fittings, 460, 474, 501, 529. 1102 refrigerant line, 878,879 registers, 479, 480 . return intake,.716 properties of air, 32 dichlorodifluoromethane, 851 fuel oil, 336 gaseous fuels, 342 moist air, 32 monochlorodifluoro- methane, 853 monofluorotrichloro- methane, 854 steam, 49 water, 40 radiation, black body, 96 radiation factors, 95 radiation problem solution, 97 radiator heat loss correction factors, 553 radiator sizes, 554, 555 rating air conditioning-units, 611 rating steel boilers, 394 ratio of specific heats, 73 refrigerant properties, 851, 853, 854 refrigerant line capacity, 878, 879 refrigeration equipment selec tion, 882 regain of hygroscopic mate rials, 1018 requirements for fuel oil, 336 return pipe capacities, 504,507 room temperature differential, 254 screen mesh, 154 shading effect, 303 sheet metal gages for ducts, 748, 1043 ship design conditions, 1089 slime control, 983 slime formers, 973 smoke chart numbers, 1150 snowfall data, 581 snow melting systems, 582 sodium dichromate, 986 soil conductivity, 173 sol-air temperature, 283 solar altitude, 279, 281 solar azimuth, 281 solar declination, 282 solar heater design, 1117 solar beat gain, 284, 286-287, 295 solar radiation, 279 sound attenuation, 939-941, 943, 944 sound level, 935,936 sound pressures and intensi ties, 933 specific gravity factors, 384 . specific heat of compressible fluids, 73 specific heat ratio, 73 spray pond design dAta, 807 I Index to Technical Data Section Tables (continued) steady-state conduction prob lems, 101 steam consumption of build ings, 450 steam conversion factors, 560 steam pipe capacities, 498,500- 507 steam table, 49 steel boiler ratings, 394,395 summer climatic conditions, . 273 summer - design conditions, 270, 273 surface conductance, 93, 170 temperature differential, 254, 284,286 temperature, industrial air conditioning, 1006-1016 temperature, inside, 253, 270, 1006-1016 temperature limit for men, 118 temperature range, 272 temperature, summer, 273 temperature, winter. 245 thermal conduction problems, 107,113 thermal conductivity, 91, 649 ' thermal convection conduct ance, 93 _ thermodynamic properties moist air, 32 water, 40 transmittance, glass, 292, 295 unit conditioner rating, 611 unit fuel consumption, 448,449 unit heater capacity factors, 591 unit ventilator capacities, 599 upper temperature limits, 118 vanes in elbows, 733 vapor transfer, 210 velocity, return intake, 716 ventilation standards, 277 warm air ducts, 458, 459, 462 warm air fittings, 460 water analyses, 972, 993 water cooling effectiveness, 815 water fixture flow, 1096 water main temperatures, 800 ' water meter performance, 1102 water pipe capacities, 530,532 water requirements, 1105,1106, 1108 weight of air, 32 weights of ducts, 749,750 wet collectors, 791 .winter climatic conditions, 245 winter design temperatures, 245 Tank, tanks expansion, 542 Tax, pipe, 397 Temperature, temperatures absolute, 9, 30 attic, 255 automatic control, 895,900 basement, 257 control for railway passenger car, 1082 control service water, 1113 design wet-bulb, 270, 273, 813 dew-point, 26 dry-bulb, 9 drying, 1073 effective, 9 ground, 257, 258 hazard, 117 industrial, 1051 inside, 253, 270. 1089 ceilings, high, 253 proper levd, 253 mean radiant, 120, 572 measurement, 1133 pyrometers. 1136 thermocouple, 1134 thermometers, 1133 outside, 245, 273 surface, 196, 408, 1136 thermodynamic wet-bulb, 26 unheated spaces, 257 Temperature, temperatures (continued) water main, 800 wet-bulb, 9 Terminology, 1 Test methods^ 1133,1153 Testing codes, 1153 .Therapy cold, 143 fever, 142 oxygen, 145 * Thermal conductance, 167, 170, 171 conduction equation, 90. conductivity, 90,168 convection, 89, 91 convection equation, 91 expansion of pipe, 638 integrator, 1148 interchanges of body, 113 radiation equation, 92 resistance; 8, 167, 170 resistivity, 8,170 steady-state conduction prob lems, 101 transmittance, 260 . . unit conductances for convec tion, 93 Thermocouples, 1134 - Thermodynamics, 23 . air and water mixture, 25, 29, laws, of, 9,.23 wet-bulb temperature, 26 Thermometers. 1133 alcohol, 1133 dry-buib, 1145 globe, 561,1148 Kata, 561, 1144 mercurial, 1133 resistance, 1136 , stem correction, 1133 wet-bulb, 1145 Thermostat, 9, 896 room, 900 Time lag through walls and roofs, 304, 681 Ton of refrigeration, 8 Total heat, 5 Total pressure, 7 Tower, towers, 807 cooling, design, 814 cooling, performance, 816 mechanical draft, 809 ' natural draft, 807 selection, 819 spray cooling, 807 Transmission heat losses, 257-261 solar heat, 288, 290 Transmittance, thermal, 9 Transportation air conditioning, 1079 . temperature and humidity control, 1082,1083, 1035 Trap, traps, 616 alternating receiver, 520 automatic return, 491, 520 bucket, 518 float, 516, 518 impulse,'519 installation, 520 steam, 516 thermostatic, 516 tilting, 519 Traveling-grate stoker, 363, 365 Treatmentof disease, 131,137 Tropical air cooling, 136 Tube radiator. 7 Tunnel dryer, 1072 Tunnels, pipe, 670 Turning vane, 714,733 Two-pipe system, 10, 488, 50S, 532 xxm u Ultra-violet light, 113,132,156 Underfeed stoker, 362, 363, 364 Underground pipe insulation, 659 Unheated space temperatures, - 257 Unit, units air cleaners, 775, 786 air conditioners, 603 application, 610 cooling, 613 dehumidifyihg, 608 humidifying, 607 ' ' - ratings, 611 remote units, 605, 608 sound isolation,-607- types of, 603 air coolers, 613 defrosting, 614 design, 613 performance, 613 ratings, 614 . types of, 615. air filters, 775 '. British thermal, 2 - r dehumidification, 608 '; direct-indirect beating; 3' fuel consumption, 437- heaters, 587 application, 589 - automatic control,'592 boiler capacity, 596 capacity factors, 591 classification, 587 : control, 592 ' direct-fired, 587 ' electric, 589 ' maintenance, 595-'' outlet velocity, 589: piping connections, 593 ratings, 589 temperatures, 590,591, 592 types of, 587- humidifiers, 804 :k types, of, 804 induction, 684, 685- noise measurement,"981 ` systems, 587 . ventilators, 596 air exhaust vents, 601' applications, 599 capacity, 598 control, 600 location, 600- ratings, 597 selection, 600 k . window, 601 . Unitary equipment, 587 definitions, 587 V Vacuum cooling units, 861 heating pumps, 514 control, 515 piston displacement, 515 heating system, 10, 492 down-feed, 492 unit heater connection, 593 Valve, valves. 525,629 automatic, 623 check, 635 control, 525 expansion, 875 gate, 632 globe, 632 reducing pressure, 510, 635 relief, 544. 635 Vane, vanes, 692, 705, 714, 733 Vaned outlets, 714 Vapor, vapors. 151 adsorption, 793 barrier, 202 , 207, 215 heating systems, 10, 490 -