Zhiqiang John Zhai

Energy Efficient Buildings (eBook, PDF)

Fundamentals of Building Science and Thermal Systems

• Format: PDF

Produktbeschreibung

Energy Efficient Buildings A complete and authoritative discussion of the fundamentals of designing and engineering energy efficient buildings In Energy Efficient Buildings: Fundamentals of Building Science and Thermal Systems, distinguished engineer and architect Dr. John Zhai delivers a comprehensive exploration of the design and engineering fundamentals of energy efficient buildings. The book introduces the fundamental knowledge, calculations, analyses, and principles used by designers of energy efficient buildings and addresses all essential elements of the discipline. An essential guide for students studying civil, architectural, mechanical, and electrical engineering with a focus on energy, building systems, and building science, the book provides practical in-class materials, examples, and actual design practices, as well as end-of-chapter questions (with solutions) and sample group projects. Readers will find: * A thorough introduction to the cross-disciplinary approach to the design of energy efficient buildings * Comprehensive explorations of all critical elements of energy efficient building design, including standards and codes, psychometrics, microclimate, thermal comfort, indoor air quality, HVAC systems, and more * In-depth discussions of the foundational knowledge, calculations, analysis, and principles needed to design energy efficient buildings * Practical in-class examples and end-of-chapter questions with solutions for students, and design guidance and sample group projects for use in course lectures and actual design practices. Perfect for graduate and advanced undergraduate students studying building environmental systems, building systems in construction, and mechanical and electrical systems in construction, Energy Efficient Buildings: Fundamentals of Building Science and Thermal Systems will also earn a place in the libraries of practicing civil, architectural, and mechanical engineers.

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Produktdetails

• Verlag: John Wiley & Sons
• Seitenzahl: 384
• Erscheinungstermin: 19. August 2022
• Englisch
• ISBN-13: 9781119881957
• Artikelnr.: 65464408

Autorenporträt

Zhiqiang (John) Zhai, PhD, is Professor for Building Systems Engineering in the Department of Civil, Environmental and Architectural Engineering at the University of Colorado at Boulder. He obtained his first doctorate in Engineering at the Tsinghua University and his second doctorate in Architecture at the Massachusetts Institute of Technology, and his research is focused on thermal and environmental systems, indoor and outdoor environmental quality, and sustainable and immune buildings.

Inhaltsangabe

1 Sustainable Building 1

1.1 Building Functions 1

1.2 Building Elements 2

1.2.1 Input: Energy 2

1.2.2 Input: Water 3

1.2.3 Input: Materials 5

1.2.4 Output: Waste 6

1.2.5 Output: Pollution 7

1.2.6 Output: Poor Health 7

1.3 Definition of Sustainable Building 7

1.4 Origin and Significance of Sustainable Building 8

1.5 Sustainable Principles 11

1.5.1 Reduce 12

1.5.2 Reuse 13

1.5.3 Recycle 13

1.5.4 Regenerate 13

1.6 Three-Layer Design Approach 14

1.7 Three-Tier Design Approach 16

1.8 Two Case Studies 18

Homework Problems 20

References 21

2 Life Cycle Cost Analysis 23

2.1 Life Phases of a Building 23

2.2 Design Process of a Building 24

2.3 Integrated Design Process of a Sustainable Building 27

2.4 Basics of Cost and Economic Analysis 30

2.5 Life Cycle Cost Analysis 35

2.5.1 Terminologies 35

2.5.2 Life Cycle Cost 36

2.5.3 Life Cycle Savings 37

2.6 Life Cycle Cost Analysis Based Optimization 40

Homework Problems 43

3 Building Standards and Codes 45

3.1 Impacts of Building Codes 45

3.2 Types of Design Regulations 45

3.2.1 Federal Regulations 45

3.2.2 Building Codes 48

3.2.3 Building Standards 49

3.2.4 Building Guidelines 50

3.2.5 Building Assessment and Rating Systems 51

3.3 Integrative Use of All 56

3.3.1 Integrated Design 56

3.3.2 Life Cycle Cost Analysis Based Design 57

3.3.3 Building Information Modeling 58

Homework Problems 59

References 59

4 Air Properties and Psychrometric Chart 61

4.1 Air Composition 61

4.2 Moist Air and Its Properties 62

4.2.1 Ideal Gas Law 62

4.2.2 Properties 62

4.2.2.1 Pressure: P (Unit: Pa) 62

4.2.2.2 Temperature: T (Unit: K, C, F, R) 64

4.2.2.3 Humidity Ratio: W (Unit: Kg/Kgdry-air) 64

4.2.2.4 Relative Humidity: Õ (Unit: %) 65

4.2.2.5 Dewpoint Temperature: Tdew (Unit: K, C, F, R) 66

4.2.2.6 Wet-Bulb Temperature: Twet (Unit: K, C, F, R) 66

4.2.2.7 Enthalpy: h (Unit: kJ/kgdry-air, Btu/lbdry-air) 67

4.3 Construction of a Psychrometric Chart 70

4.3.1 Construction of Air Saturation Line as a Function of Temperature 70

4.3.2 Construction of Relative Humidity Lines 71

4.3.3 Construction of Enthalpy Lines 71

4.3.4 Construction of Wet-Bulb Temperature Lines 72

4.3.5 The Final Format of a Psychrometric Chart 74

Homework Problems 77

5 Climate and Site Analysis 79

5.1 Climate Analysis 79

5.1.1 Meteorological Year Data 79

5.1.2 Typical Meteorological Year (TMY) Data on Psychrometric Chart 80

5.2 Heating and Cooling Design Climatic Data 99

5.3 Site Analysis 104

Homework Problems 108

6 Indoor Thermal Comfort 109

6.1 Indoor Environment Quality 109

6.2 Indoor Thermal Comfort 109

6.2.1 Heat and Mass Transfer Mechanisms 109

6.2.2 Energy Conservation Equation 111

6.2.3 Predicted Mean Vote (PMV) and Predicted Percentage Dissatisfied (PPD) due to Thermal Comfort 114

6.3 Comfort Zone 118

6.4 Approaches to Improving Indoor Thermal Comfort 125

6.5 Other Thermal Comfort Factors 127

6.5.1 Draft 127

6.5.2 Asymmetry of Radiation 127

6.5.3 Thermal Stratification 128