Building services engineering : smart and sustainable design for health and wellbeing /: smart and sustainable design for health and wellbeing. (2021)

• Record Type: Book
• Further Information: Note: Tarik Al-Shemmeri, Neil Packer.
• Authors: Al-Shemmeri, Tarik; Packer, Neil, 1959-
• Contents: Preface xiii Structure of the Book xv Notation xxi 1 Ambient Air 1 1.1 Overview 1 Learning Outcomes 1 1.2 Why Ambient Air Is Important? 1 1.3 Air Composition 2 1.4 Gas Mixtures 3 1.4.1 Mixture Laws 3 1.4.2 Dalton’s Law 4 1.4.3 Gibbs–Dalton Law 5 1.4.4 Ideal Gas Behaviour and the Equation of State 6 1.5 Air Thermodynamic and Transport Properties 7 1.5.1 Gas Density 7 1.5.2 Dynamic Viscosity 7 1.5.3 Specific Heat Capacity 9 1.5.4 Thermal Conductivity 10 1.5.5 Heat Transfer Coefficient 10 1.5.6 Combinations of Properties 11 1.6 Important Energy Concepts 12 1.6.1 First Law of Thermodynamics 12 1.6.2 Thermal Energy 13 1.6.3 Rate of Thermodynamic Work 14 1.6.4 Nonthermal Energy 14 1.6.5 Non-flow Conditions 15 1.6.6 Entropy 15 1.7 Worked Examples 16 1.8 Tutorial Problems 21 2 The Thermodynamics of the Human Machine and Thermal Comfort 25 2.1 Overview 25 Learning Outcomes 25 2.2 Thermal Comfort of Human Beings 26 2.3 Energy Balance of the Human Body 26 2.4 Metabolism ( ̇ M ) and Physical Work ( ̇ W ) 27 2.4.1 Latent Heat Loss 28 2.4.1.1 Heat Loss by Perspiration 28 2.4.1.2 Heat Loss by Respiration 29 2.4.2 Sensible Heat Loss 29 2.4.2.1 Heat Loss by Conduction 29 2.4.2.2 Heat Loss by Convection 30 2.4.2.3 Heat Loss by Radiation 30 2.5 Optimum Comfort Temperature 31 2.6 Estimation of Thermal Comfort 31 2.7 Worked Examples 33 2.8 Tutorial Problems 41 3 Ventilation 45 3.1 Overview 45 Learning Outcomes 45 3.2 Concentrations, Contaminants, and the Decay Equation 46 3.2.1 Concentrations 46 3.2.2 The Decay Equation 47 3.3 Natural Ventilation 48 3.3.1 Stack Effect Ventilation 48 3.3.2 Wind Effect Ventilation 50 3.3.3 Combined Wind and Stack Effect Ventilation 51 3.3.4 Infiltration 52 3.4 Mechanical Ventilation 52 3.5 Fan Types and Selection 53 3.5.1 Selection of Fans 54 3.6 Duct Sizing and Fan Matching 56 3.6.1 Duct Pressure Losses 56 3.6.2 Selecting Duct Sizes 57 3.6.3 Fan Sizing 60 3.6.4 Fan-System Characteristics and Matching 61 3.6.5 Fan Laws 62 3.7 Worked Examples 63 3.8 Tutorial Problems 73 4 Psychrometry and Air Conditioning 75 4.1 Overview 75 Learning Outcomes 75 4.2 Psychrometric Properties 75 4.2.1 Pressure 75 4.2.2 Temperature 76 4.2.3 Water Content 76 4.2.4 Condensation 77 4.2.5 Energy Content 77 4.2.6 Mass Flow and Volume 78 4.3 The Psychrometric Chart 78 4.4 Air-Conditioning Processes 80 4.5 Air-Conditioning Cycles 86 4.5.1 Air-Conditioning Plant Variations 87 4.6 Worked Examples 91 4.7 Tutorial Problems 103 5 The Building Envelope 107 5.1 Overview 107 Learning Outcomes 107 5.2 Variation in Meteorological Conditions 107 5.2.1 Temperature and Humidity 108 5.2.2 Wind 108 5.2.3 Solar Irradiation 108 5.3 Heat Transfer 109 5.3.1 Conduction 109 5.3.2 Convection 111 5.3.3 Radiation 112 5.4 Solar Irradiation 113 5.4.1 Solar Time 114 5.4.2 Solar Angles 115 5.4.3 Surface Irradiation 117 5.5 Heat Losses/Gains Across the Envelope 118 5.5.1 Opaque Elements, i.e. Walls, Doors, Roofs, Floors, and Cavities 118 5.5.2 Transparent Elements, i.e. Windows, Roof Lights, Light Wells, Atria 119 5.5.3 Unsteady State Heat Transfer 122 5.6 Moisture and Air Transfer 125 5.6.1 Water Vapour Generation and Control 125 5.6.2 Vapour Pressure Gradients and Moisture Transfer 125 5.6.3 Prediction of Interstitial Building Fabric Condensation 126 5.6.4 Air Transfer 127 5.7 Internal Heat Gains 128 5.8 Worked Examples 128 5.9 Tutorial Problems 139 6 Refrigeration and Heat Pumps 143 6.1 Overview 143 Learning Outcomes 143 6.2 Choice of Refrigerants 144 6.2.1 Choice of Refrigerant for Vapour Compression Systems 146 6.2.2 Choice of Refrigerant–Absorbent Pairings for Vapour Absorption Systems 147 6.3 Heat Pump, Refrigeration, and Vapour Compression Cycles 147 6.3.1 Carnot Cycle 149 6.3.2 Ideal Vapour Compression Refrigeration Cycle 150 6.3.3 Practical Vapour Compression Refrigeration Cycle 151 6.3.4 Irreversibilities in Vapour Compression Refrigeration Cycles 152 6.3.5 Multistage-Vapour Compression Refrigeration 152 6.3.6 Multipurpose Refrigeration Systems with a Single Compressor 154 6.4 Absorption Refrigeration 155 6.4.1 Thermodynamic analysis 157 6.5 Adsorption Refrigeration 159 6.6 Stirling Cycle Refrigeration 159 6.7 Reverse Brayton–Air Refrigeration Cycle 162 6.8 Steam Jet Refrigeration Cycle 163 6.9 Thermoelectric Refrigeration 165 6.10 Thermoacoustic Refrigeration 166 6.11 Worked Examples 167 6.12 Tutorial Problems 179 7 Acoustic Factors 185 7.1 Overview 185 Learning Outcomes 185 7.2 The Human Ear 185 7.3 SoundWaves 18
• Edition: 1st
• Publisher Details: Hoboken : John Wiley & Sons, Inc
• Publication Date: 2021
• Extent: 1 online resource
• Subjects: 696; Buildings -- Environmental engineering; Buildings -- Mechanical equipment; Intelligent buildings
• Languages: English
• ISBNs: 9781119722977; 9781119722984
• Related ISBNs: 9781119722854
• Notes: Note: Description based on CIP data; resource not viewed.
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.