Analysis and Design of Heating, Ventilating, and Air-Conditioning Systems

Description

Content: Cover Half Title Title Page Copyright Page Contents Preface Authors Section I: Basic Concepts 1. HVAC Basics 1.1 Overview of HVAC 1.1.1 Definition of Air-Conditioning 1.1.2 Energy Impact of HVAC Systems 1.2 Buildings as Thermodynamic Systems 1.2.1 Systems Concepts 1.2.2 Energy Gains and Losses in Building Spaces 1.2.3 Building Envelope Design 1.3 Common HVAC Elements 1.3.1 Structural Support for HVAC Components 1.3.2 Electrical Aspects of HVAC Systems 1.4 Definitions of HVAC Terms Bibliography 2. The Air-Conditioning Process 2.1 Introduction 2.2 Air and Its Properties 2.2.1 Atmospheric Air2.2.2 Water Vapor 2.2.3 Terminology 2.2.4 Basic Psychrometrics 2.3 Methods of Measurement and Analysis 2.3.1 Thermodynamic Wet-Bulb Temperature 2.3.2 The Psychrometer 2.3.3 The Psychrometric Chart 2.4 Typical Air-Conditioning Processes 2.4.1 Sensible Heating or Cooling 2.4.2 Combined Sensible and Latent Cooling (Dehumidification) 2.4.3 Heating and Humidification 2.4.4 Evaporative Cooling 2.4.5 Air Mixing 2.5 Psychrometric Analysis of Complete Systems 2.5.1 Space Heating and Cooling Loads 2.5.2 Sensible Cooling Load 2.5.3 Latent Cooling Loads 2.5.4 Psychrometric Chart Representation of Space Conditions2.5.5 The Coil Line 2.5.6 Coil Contact and Bypass Factors 2.5.7 Psychrometric Analysis of Complete Systems Bibliography 3. HVAC Systems Concepts 3.1 Introduction 3.2 All-Air Systems 3.2.1 Single-Zone Systems 3.2.2 VAV Systems 3.2.3 Dual-Duct Systems 3.2.4 Multizone Systems 3.2.5 VAV/Variable Temperature Systems 3.3 Air-Water Secondary Systems 3.3.1 Active and Passive Chilled Beam Systems 3.3.2 FCUs and Unit Ventilators 3.4 Unitary Systems 3.4.1 Incremental Units 3.4.2 Packaged Units 3.4.3 Split Systems 3.4.4 Variable Refrigerant Flow Systems3.5 Heat Pumps 3.5.1 The Heat Pump Concept 3.5.2 Air-Source Heat Pumps 3.5.3 Water-Source Heat Pumps 3.5.3.1 Closed Circuit Heat Pump Systems 3.5.3.2 Closed Circuit Geothermal Heat Pump Systems 3.5.3.3 Open Circuit Geothermal Heat Pump Systems 3.5.3.4 Gas-Fired Engine-Driven Heat Pumps 3.5.3.5 Heat Recovery Chiller/Heat Pump System 3.5.4 Advanced Technology Heat Pumps Bibliography Section II: The Design Method 4. HVAC Systems Design 4.1 Introduction 4.2 Criteria for HVAC Design 4.3 Compliance with Building Codes and Standards 4.3.1 International Mechanical Code4.3.2 International Energy Conservation Code 4.3.3 NFPA Standards and Guidelines 4.3.4 ASHRAE Standards and Guidelines 4.4 Designing for Maintainability 4.4.1 HVAC Equipment Location and Access 4.4.2 Mechanical Equipment Rooms for Air-Handling Equipment 4.4.3 Mechanical Equipment Rooms for Boilers and Chillers 4.4.4 Ceiling Cavity Space 4.5 Designing for Energy Conservation 4.5.1 Introduction to ASHRAE Standard 90.1 4.5.2 Simplified Energy Analysis 4.5.3 Building Energy Modeling 4.5.4 Exhaust Air Heat Recovery 4.5.5 Internal Source Heat Recovery