Document 3Jxj4Zxo7jzxeEm6M9QpG2BwJ

Heating Ventilating Air Conditioning Guide 1958 s liiiart air elimination, 526 Chart (continued) pump performance, 567 Coefficients of transmission (continued) . air flow unequal openings, 250 air friction, 792, 793 radial jet velocities, 766 radiation between black glass, 212 glass block walls^ 212t airborne particulate matter, 153 bodies, 99 radiation shape factor, 98 insulating materials, 177-179 masonry partitions, -192 - axial jet velocities, 766 chimney capacity, 446-452, 458, 459 chimney draft, 443, 446, 448452 chimney flow, 447-449, 451, 458 color, 22 comfort, 126 compressor and coil perform ance, 952 refrigerant pressure-enthalpy, 914, 916 refrigeration horsepower, 1099 solubility of calcium salts, 1070, 1071 solubility of gases, 1069 sound attenuation, 1011, 1027 static deflection, 1044 static regain, 812, 813 system characteristics, 833 masonry walls, 186-190 overall, 169, 598 formulas for calculating, 170, 181 practical, 181 roofs, 196-202, 209 skylights, 212 windows, 212 wind velocity correction, 213 correction for pipe roughness, 794 thickness pipe insulation to prevent sweating, 718 Coil, coils, 893 air flow resistance, 005 dehumidifier performance, 964 design temperature map, 269 velocity and velocity head, 802 applications, 898 arrangement, 894, 898 disease frequency, 133,134 draft required, 443 drying time, 1162, 1163 dust particle size, 153 economical thickness pipe in sulation, 717 edge loss, 615 effective diameter, 765 effective temperature, 125 elbow loss, 800, 802, 803 entrainment ratio, 770 estimating surface tempera ture, 613, 614 expansion factor, 81, 82 fan characteristics, 830-832 fan sound level, 836-832, 1024, 1025 . fan system characteristics, 833' vena contracts location, 85 viscosity, air, 69 viscosity, water, 70 well water temperatures, 872 Chemical, chemicals laboratory hoods, 1123 reactions, 1149 control of rate of, 1149 vitiation of air, 111, 156 water treating, 1077,1078, 1080, 1086 Chimney, chimneys, 441 available draft, 442, 449 boiler connections, 426 construction details, 459 ~ determining sizes, 446, 454 bypass factor, 335 construction, 894 cooling, 893 dehumidifying, 903,-907 determining refrigeration load, 909 direct expansion,-896 dry cooling, 905 film coefficient, 906 flow arrangement, 998 heat emission, 598, 906 " heat transfer surface, 904 heating, 902 performance, 905, 907 cooling, 905 dehumidification, 907, 908 cheating, 905 - - - - pipe, 598 filter resistance, 851 effect, 2 rating, 902, 903 firebox dimensions, 390 flow coefficients. 79, 80 flow due to wind, 247 flow through opening, 250, 251 efficiency, 451, 453 factors affecting draft, 442, 454 fireplace, 463 gas heating, 457 selection, 901 cooling, 903 dehumidifying, 903 heating, 902 flue area, 256 flue loss, 367, 368 general considerations for, 456, 462 steam, 895 uses, 893 friction air ducts, 792, 793 friction factor, 71 incinerator, 460 industrial, 444, 446, 447 water, 896 friction in pipes, 560. 562, 563, performance, 441, 446, 447 Coke 1200, 1202 fuel consumption, 411, 412 fuel oil index, 361 residential, 448, 449 short, 451, 453 sizes, 446, 447, 454 classification of, 354 . estimating consumption, 477 firing methods, 357 gas vents, 457 head due to temperature, 556 static draft, 441 theoretical draft, 441 Cold process exhaust, 1120 Cold therapy, 143 heat flow{ glass, 311 heat emission by radiation Cinders, 154 Circular equivalents of rectan Color, piping systems, 22 from panels, 610 heat endurance, 119 heat loss body, 115,116,120,121,122 gular ducts, 795 Cleaning boilers, 428 Climatic conditions, 263, 291 Closed expansion tank, 576, 578- Combustion, 345 adjustments, 388, 391, 407 air inlet, 365, 379 air required, 371 canvas surface, 713 coefficients, insulated ducts. 820 convection from panel, 611 duct, 820 insulated pipe, 709-711, 713 insulation 79-713 humidity, 1169 infiltration, 241 583 sizing formula, 578 Coal, coals anthracite, 346-349 bituminous, 347, 348, 350-352 classification of, 346 combustion of, 349 draft required, 359, 442 analysis, 372 chamber, 389, 397 complete, 366 dew point, 378 efficiency, 372, 396 flue gas, 372, 374 gas, 365 neat balance, 375 beat of, 369 inside surface temperature, 613, 614 dustless treatment, 348 estimating consumption, 465. incomplete, 368 index, 356 insulation of cold pipe, 718 Langelier formula, 1073 moisture loss from body, 122 ,motor characteristics, 9981000 1002 MRT elevation, 119 orifice coefficient, 77 orifice installation, 83 panel heat output, 610-612 475-478 firing methods, 349-352 lignite, 347 Codes, (see also Standards), 1261 installation, 1261 National Building, 459 rating. 1261 space beaters, 436 testing, 1261 losses, 376 oil, 359 perfect, 368 process, 385, 407 principles of, 366 rates, 405, 411, 412, 443 smokeless, 350 stoker, 383 permissible relative humidi Comfort ties for various transmis sion coefficients, 229 pipe color classification, 22 pressure loss in ducts, 790, 792, 793 pressure loss in elbowB, 798. ' 800, 801 pressure loss in faucets, 1213 pressure loss in meters, 1213 psychometric charts, 51, 53, Coefficients of transmission. 5, 169, 184-208. 892 basement, 210, 274 floor, 210, 276 wall, 210, 274 ceiling and roof, 196-202, 209 coils, 598, 906 correction for insulation, 189 correction for framing, 209 doors, 211, 213 air conditioning, 2 air conditioning systems. 743 1181, 1221 chart, 126 design conditions, 288, 483 line, 2 summer, 126, 127 zone, 2 Compartment dryer, 1173,1174 124, 1169 persons at rest, 124 floors and ceilings, 193-195, 209 frame construction, 184, 185 Compressor, compressors, 937 centrifugal, 940 Index to Technical Data Section Compressor, compressors (continued) reciprocating, 937 refrigeration, performance of, 950, 951 Condensate, 2, 735, 1081 Condensate return pumps, 543 Condensation, 2, 27 buildings, 229, 231 concealed, 231 control, 233 cooled structures, 237 flue gas, 378 surface, 229 visible, 229 Condensers, 942 air cooled, 942 design data, 683 evaporative. 942 water cooled, 942 Condition line, 62, 334 Conductance, 3,169,170 airspace, 175,176 building materials, 177-179 film. 169 insulators, 177-179, 704 soil, 172, 173 surface, 2, 172, 174 Conduction, 3, 89 drying methods, 1172 electric heaters, 1047 equation, 90 ___ . steady-state solutions, 101 Conductivity, 2, 89, 169, 170 173, 177-179 batt type insulation, 177 building boards, 177 building materials, 177-179 homogeneous materials, 171 insulating materials, 177-179, 704 insulation blankets, 177 loose-fill insulation, 178 masonry materials. 178,179 plastering materials, 179 rigid insulation, 178 roofing construction, 179 siding materials, 179 soil, 171, 173 woods, 179 Conductor, 3 Conduits for piping, 730 Connections boiler, 426, 541 heating units, 552 Control, controls -airborne infection, 132 aircraft temperature, 1189 automatic, 965 automobile temperature, 1188 biochemical reactions, 1155 central fan systems, 744 chemical reactions, 1153 contaminant by exhaust, 1114. 1117 corrosion, 1079 crystallization, 1155 dew-point, 1156 high temperature water sys tem. 592 high velocity systems, 815 laboratory conditions, 1156 . motor 993 panel heating, 981 passenger bus temperature, 1187 4 passenger car temperature, 1184 humidity, 1184 pneumatic systems, 966 refrigeration, 939-941, 945 service water temperature, 1215 ship air conditioning, 1194 elime. 1067 Bound, 1011 Control, controls (continued) static electricity, 1156 street car and coach tempera ture, 1185 temperature for machining, 1156 ventilation, 253 vibration, 1042 Control, automatic, 965 action types, 968 air washers, 984 applications, 674 auxiliary equipment, 973 oentral fan systems, 982 components of systems, 968 controlled devices, 972 controllers, 968 v controlling elements, 969 cooling, 984 dehumidification, 984 Hpwipn coordination, 987 electric, 966, 970 velectronic, 966, 970 equipment selection, 989 floating, 967 fuel burning equipment, 974 fundamentals, 965 burners, 977 h velocity systems, 815 hot water heating, 680 humidity, 684 hydraulic, 966 indicating, 970 individual room, 982' measuring elements, 968 oil burners, 975 operating, 965 panel heating, 981 pneumatic, 966, 970 preheater coil, 683 primary, 976 proportional, 967 recording, 970 residential, 977 size of area, 978 spare conditions, 985 static pressure, 972, 985 steam flow, 990 steam heating, 679 stokers, 976 system types, 966 typical system, 985 unit beatere, 686 unit ventilators, 987 valves, 972 water flow, 992 zone, 978 zone systems, 679 ' Controllers, 965 functions, 965 types, 665 Convection, 3, 89, 99 equation, 91 film coefficient, 92 free, 92, 93 unit conductances, 93 Convector, convectors. 3, 595, 598 correction factor, 602, 603 induction, 749-752 ratings, 601 Converging vanes, 774 Conversion burners, 405 equations, 15, 224 Coolers, 659, 669, 944 Cooling, 287 air conditioning unite, 1224 atmospheric water, 867 coil selection, 901, 603 comfort, 287 evaporative, 754, 871 industrial, 287 load. 287, 747 calculations, 287 total. 287 methods, 1224 659, Xlll Cooling (continued) performance of coils, 605, 907 ponds, 876 residential, 1224 sensible, 755 spray, 873, 876 effect of wind, 876 make-up water, 891 size of equipment, 877 winter freezing. 892 systems, 743, 1182, 1186 towers, 874 atmospheric, 877 design, 873, 874 mechanical, 879 operation, 891 performance, 886 piping, 1206 selection, 889 tropical conditions, 136 unite, 659 component parts, 660 control, 665 definitions, 659 defrosting, 670 design, 660 performance, 659, 668 ratings, 666, 670 remote, 664 sound isolation, 663 types of, 659 water, 875, 884 water piping, 1206 Copper elbow equivalents, 564 Copper tube dimensions, 676 Core'area, 759, 1250 Corrosion, 1065 air ducts, 1084 atmospheric, 1073, 1083 boilers, 1076 cathodic protection, 1086 coal storage equipment, 1083 cold water, 1066 condensates, 1069, 1081 flue gas, 378 flues, 1083 heating systems, 1074 hot water, 1076 industrial exhaust systems, 1136, 1137 minimizing condensate, 1081 pipe, 1078, 1084 prevention, 1070, 1138 refrigerating systems, 1080 underwater, 1078 Cost of air conditioning, 1091, 1227 amortization, 1091 condenser water, 1099 firat. 1091 fixed charges, 1091 heating, 1100 interest, 1092 installed, 1092 insurance, 1095 labor, 1096 maintenance, 1095 owning and operating, 1091, 1097 rent, 1095 service, 1095 taxes, 1094 refrigeration equipment, 1097 water, 1097 Crack length method, 241 used for computations, 279 Crystallization control rate of, 1155 Cylinder dryer, 1172, 1173 D Dalton's rule. 28 Damper, dampers, 354, 485, 743, 759, 777, 783, 837, 973, 982 Darcy formula, 69 Decibel, 3, 1012 Declination of sun, 3 Definitions, 1-10 Defrosting, 670