Fundamentals of Heating Ventilating and Air Conditioning

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1.1.2 System and Surroundings......Page 1
1.2 Basic Concepts......Page 3
1.3.1 First Law for the Closed System......Page 5
1.3.2 First Law for the Open System (Control Volume Formulation)......Page 6
1.4.1 Heat Engine......Page 9
1.4.3 Performance evaluation of cycles......Page 10
1.5 Ideal Gas......Page 12
2.1.2 Ideal Gas Law......Page 13
2.1.3 Fundamental Parameters......Page 15
2.2.3 Measurement of other parameters of moist air......Page 20
2.2.4 The psychrometric chart......Page 23
2.3.1 Sensible heating and cooling......Page 27
2.3.2 Cooling and dehumidification......Page 29
2.3.3 Heating and humidification......Page 31
2.3.4 Other Humidity Process......Page 32
2.3.5 Adiabatic Mixing of Air......Page 34
2.4.1 Design conditions......Page 36
2.4.2 Analysis of the single zone system......Page 38
2.4.3 Component characteristics......Page 40
2.4.3 Off-Design Conditions......Page 45
2.5 Psychrometric Analysis of Complete Systems......Page 46
3.1.2 Summer design conditions......Page 50
3.2 Indoor Design Conditions......Page 52
3.2.1 Indoor air quality......Page 53
3.2.2 Thermal comfort......Page 63
4.1 Introduction......Page 75
4.2 Automatic Control Systems......Page 80
4.2.2 Control Action......Page 82
4.2.3 Computers in Control......Page 87
4.3.1 Constant-air-volume systems......Page 89
4.3.3 Re-heat systems (CAV/RH)......Page 94
4.3.4 Dual-duct systems......Page 95
4.3.5 Air-Side Economizer......Page 97
4.4 Air-Water Systems......Page 98
4.4.1 Air-water induction systems......Page 99
4.4.2 Fan-coil systems......Page 100
4.5 All-Water Systems......Page 101
4.6.1 Incremental units......Page 103
4.6.2 Heat pumps......Page 105
4.7 Heat Recovery......Page 106
5.1.1 Conduction......Page 109
5.1.3 Radiation......Page 112
6.1.4 Combined convection and radiation......Page 113
5.1.5 Overall heat transmission......Page 114
5.2.2 Walls......Page 115
5.2.3 Other assemblies......Page 117
6.1.2 Forced convection......Page 118
6.1.3 Natural convection......Page 119
6.2 Infiltration......Page 122
7.1.1 Solar radiation......Page 124
7.1.2 Solar time......Page 125
7.1.3 Solar angles......Page 126
7.1.4 Solar radiation with a clear sky......Page 128
7.2.1 Solar optical properties......Page 131
7.2.2 Heat gain through fenestrations......Page 132
7.2.3 High Performance Glazing......Page 134
8.1 Residential building cooling load......Page 135
8.2 Residential heating load......Page 137
8.3.1 Radiant Time Series (RTS) Procedure (spreadsheet method)......Page 138
8.3.2 CLTD/SCL/CLF Method (manual method)......Page 140
8.3.3 TETD/TA (manual method)......Page 144