Heating and Ventilating Buildings: A Manual for Heating Engineers and Architects

Front Cover
J. Wiley & sons, Incorporated, 1915 - Heating - 598 pages
 

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Contents

Specific Heat
16
Latent Heat
17
Radiation
18
IS Reflection and Transmission of Radiant Heat
19
Diffusion of Heat
20
Convection or Heating by Contact
22
Systems of Warming
23
CHAPTER II
24
Diffusion of Gases
27
Oxygen
28
NitrogenArgon
30
Analysis of Air
31
Approximate Methods of Finding Carbon Dioxide CO2
33
Humidity of the Air
36
Measurement of the Relative Air Supply
39
Influence of the Size of the Room on Ventilation
43
ARTICLE PAGE
45
The Effect of Heat in Producing Motion of Air
53
Ventilationflues
61
Heat Required for Purposes of Ventilation
69
CHAPTER IV
81
Heat Transmission Varies with Circulation
89
Effect of Painting Radiating Surfaces
95
Tests of Indirect Heating Surfaces
104
CHAPTER V
124
ARTICLE PACE
130
Roof Ventilators
147
So Pipe Fittings
153
Valves and Cocks 1
165
CHAPTER VII
172
CHAPTER VIII
187
Water SurfaceSteam and Water Space
193
Watertube Boilers
200
ARTICLE PAGE 82 Classes of Heatingboilers and Hotwater Heaters
203
Heatingboilers with Magazines
209
Boilers in Batteries
210
CHAPTER IX
211
Setting of Heating Boilers
215
The Safetyvalve
216
Appliances for Showing Level of Water in Boiler
220
Methods of Measuring Pressure
222
Damperregulators
224
Blowoff Cocks and Valves
225
Form of Chimneys
226
Chimneytops 2 28
228
Traps
230
Returntraps
233
General Directions for the Care of Steamheating Boilers
236
Care of Hotwater Heaters
238
Explosions of Hotwater Heaters
243
Prevention of Boiler Explosions
244
CHAPTER X
245
Definitions of Terms Used
246
Systems of Piping
248
Pipe Connections Steamheating Systems
251
Piping for Indirect Heaters
254
no Vacuum Circulating Systems 253
257
Amount of Heat and Radiating Surface Required for Warming
258
Wolfes Diagram 260
260
The Amount of Surface Required for Indirect Heating 262
262
Summary of Approximate Rules for Estimating Radiating Surface 266
266
Computation of Steam Piping
268
Rules for Steam Pipe Sizes 270 1
270
Size of Returnpipes Steamheating
272
Summary of Various Methods of Computing Quantities Required for Heating 274 1
274
Short Method of Computing Radiation
276
CHAPTER XI
280
Systems of Exhaust Heating
281
Proportions of Radiating Surface and Main Pipes Required in Exhaust Heating
282
District Heating
286
The Webster System
289
Diagrams with Cochrane Steam Stack Heaters
292
The Paul System
294
The Johnson System of Hermetic Heating
297
Combined High and Lowpressure Heating Systems
298
The Steam Loop
300
Reducing Valves
302
Transmission of Steam Long Distances
303
Pipe Sizes for Vacuum Steam Heating Systems
305
CHAPTER XII
306
Expansiontank
309
Closed Systems
310
The Honeywell Pressure System
312
Accelerated Hotwater Systems
313
Pipe Connections Hotwater Heating Systems
315
Position of Valves in Pipes
318
Sizes of Pipes for Hotwater Radiators
319
Combination Systems of Heating
323
ARTICLE PACE 165 Practical Arrangement of Furnaces
343
The Federal Furnace League
346
Rules for Furnace Heating
350
CHAPTER XIV
352
Steel Plate Fans or Blowers
353
The Guibal Chimney
356
Multivane Fans
357
Propeller or Disk Fans
359
Volume or Positive Blowers
361
Work of Moving Air through Pipes
365
Dimensions of Pipelines for Air
366
Formulas for Approximate Dimensions and Capacities of Fans
368
Characteristic Curves of Multivane Fans
371
170 Maximum Pressure Produced by Fan or Blower
373
1S0 Velocity and Volume
377
Work Required to Run a Fan
379
Practical Rule for Capacity
380
Practical Rule for Power
381
Relative Efficiency of Fans or Blowers and of Heated Flues
382
Disk and Propeller Fans
387
Measurement of Air Supplied to a Room
388
Introduction of Air into Rooms
389
CHAPTER XV
392
Volume or Regulatingdampers
396
Form of Steamhealel Surface
397
Ducts or FluesRegisters
398
Blowers or Fans
403
Heating Surface Required
404
Size of Boiler Required 405
405
Practical Construction of the Hotblast System of Heating
406
Description of Mechanical Ventilating Plant
408
Tests of Blower Systems of Heating
415
Charts for Vento Heaters
420
Tabic for Wroughtiron Pipe Heaters
421
Carriers Theory of Convection with Forced Ventilation
424
CHAPTER XVI
427
Formulae and General Considerations
430
Construction of Electrical Heaters
434
Connections for Electrical Heaters
435
CHAPTER XVII
436
Regulators Acting by Change of Pressure
437
The Powers Regulator
438
Regulators Operated by Direct Expansion
441
Relative Rates of Expansion
442
Pneumatic Motor System
444
Construction of Pneumatic Thermostat
446
The Johnson P6sitive Thermostat
449
Johnson Intermediate Thermostat
450
Humidity Regulators
451
CHAPTER XVIII
453
Relation of Pure Air to Vitality
454
Means for Reducing Draughtiness
455
Little Draughtiness in Outflowing Currents
457
Cost
458
Supply of Air for Rooms not Frequently Occupied
459
Course of Air Supply 4
462
Heat Commonly Wasted
463
Automatic Control of Temperature
464
ARTICLE PACE 238 Double Sashing
465
Location of Inlets
466
Air Filtration
467
Heating of Workshops and Factories
475
Summary of Approved Methods for Design of Steam and Hotwater Systems of Heating
476
CHAPTER XIX
479
General Requirements
480
Form of Uniform Contract
483
Duty of the Architect
487
Methods of Estimating Costs of Construction
488
Suggestions for Pipe Fittings
489
Protection from FireHotair and Steam Heating
492
Heating and Ventilating Laws
495
CHAPTER XX
515
Humidity and Its Determination
517
Dust
520
Solubility of Gases 4k
521
Combustibility of Gases
522
Automatic Humidity Control
524
Relative Humidity Variation
525
Power Required for Operating Humidifiers
526
Relation of Cooling Effect to Percentage of Relative Humidity
527
Dehumidifier
529
Refrigeration Required for Dehumidifying
530
Air Washers
531
APPENDIX Literature and References
533
Current Literature of the Day
535
Tables
538
Index
585
Copyright

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Page 506 - ... at least fifteen square feet of floor space and two hundred cubic feet of air space for each pupil to be accommodated in each study or recitation room...
Page 506 - All school-houses for which plans and detailed statements shall be filed and approved, as required by this section, shall have all halls, doors, stairways, seats, passage-ways and aisles and all lighting and heating appliances and apparatus arranged to facilitate egress in cases of fire or accident and to afford the requisite and proper accommodations for public protection in such cases.
Page 539 - By the concurrent action of the principal Governments of the world an International Bureau of Weights and Measures has been established near Paris. Under the direction of the International Committee, two ingots were cast of pure platinum-indium in the proportion of 9 parts of the' former to 1 of the latter metal.
Page 505 - At least fifteen square feet of floor space and two hundred cubic feet of air space for each pupil to be accommodated in each study or recitation room therein.
Page 486 - If any lien remains unsatisfied after all payments are made, the Contractor shall refund to the Owner all moneys that the latter may be compelled to pay in discharging such a lien, including all costs and a reasonable attorney's fee.
Page 505 - No door shall open immediately upon a flight of stairs, but a landing at least the width of the door shall be provided between such stairs and such doorway.
Page 506 - ... dollars, shall be levied by the trustees until the commissioner of education shall certify that the plans and specifications for the same comply with the provisions of this section.
Page 4 - The amount of heat required to change the temperature of one pound of water one degree...
Page 495 - State boards, in regard to the location, drainage, water supply, disposal of excreta, heating, and ventilation of any public institution or building.
Page 496 - ... space, regardless of outside atmospheric conditions; and heaters of all kinds shall be capable of maintaining a temperature of 70 degrees Fahrenheit in...

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