HEATINC VENTILATING AIR CONDITIONING GUIDE 1940 Table 1.

-H HEATING VENTILATINC AIR CONDITIONING GUIDE 1940 D = diameter of round ducts, feet.

7" HEATINC VENTILATINC AIR CONDITIONING GUIDE 1940 peak time switch.

HEATING VENTILATING AIR CONDITIONING GUIDE 1940 CARTER, John H.* (Af 1936) Mgr.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 with that of the injected liquid (or solid), then WB, h!

HEATINC VENTILATING AIR CONDITIONING GUIDE 1941 tion, together with the reduced heat losses up the chimney by reason of decreased gas velocity, results in fuel economy, with consequent lower costs of plant operation.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1941 stoker has a wide application on small sized fuels and on fuels such as lignites, high-ash coals, and coke breeze.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 TYPES OF AUTOMATIC CONTROL Operating Medium or Source of Power Supply Automatic control systems may be classified in three broad groups based upon their primary operating media or sources of power, as follows: 1.

HEATINC VENTILATINC AIR CONDITIONING CUIDE 1942 BOILER INSULATION Insulation for cast-iron boilers is of two general types: (1) plastic material or blocks wired on; cemented and covered with canvas or duck; and (2) blocks, sheets or plastic material covered with a metal jacket furnished by the boiler manufacturer.

HEATING VENTILATING AIR CONDITIONING GUIDE 1942 Steam BOILER CONNECTIONS Cast-iron, sectional heating boilers usually have several outlets in the top.

HEATING VENTILATING AIR CONDITIONING GUIDE 1942 Table 3.

HEATING VENTILATING AIR CONDITIONING CUIDE 1942 4 Table 1, Summary op Data Applied to Warm Air Research Residence Rooms From Chapter 6 Estimating Heat Losses Btu Heat Losses H Leader Area Sq In.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1942 It is evident that any pipe size adequate to take care of the probableflout will also be more than ample to take care of the average flow, and hence the latter has no bearing on the pipe size.

Heat Requirements of Buildings: P.

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 Infiltration (continued) temperature difference, 125 through outside doors, 124 through walls, 120, 122 Inside temperature, 129 Instruments. 669 Insulation boiler, 258 economical pipe thickness, 787 . low temperature pipe, 783 pipes to prevent freezing, 785 Intermittently heated buildings, 141 Interstitial condensation, 117 Ionization. 45 Iron elbow equivalents, 317 Isobaric. 847 Isothermal, 847.