Electricity and Controls for HVAC/R ( ELC )

Publication series ：ELC

Author： Stephen L. Herman;Bennie Sparkman  

Publisher： Cengage‎

Publication year： 2010

E-ISBN: 9781133479369

P-ISBN(Paperback): 9781435484276

Subject： TU831.4 air conditioning machinery and equipment

Keyword： 建筑设计,Technology: general issues,电工技术,教学理论

Language： ENG

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Description

Now in its sixth edition, ELECTRICITY AND CONTROLS FOR HVAC-R equips readers with the information needed to work effectively with all types of motors and control devices found in the heating and air-conditioning industry. Prior knowledge of electricity is not required as this book begins with discussion of essential basic electricity and electrical circuits concepts. Numerous schematic diagrams and step-by-step troubleshooting procedures are included to acquaint readers with all of the different types of circuits commonly encountered in the HVAC-R field.本书还有配套的教学资源，目前仅能提供给老师。获取方式如下： 1. 邮箱获取：将教辅需求发邮件至asia.infochina@cengage.com 2. 电话获取：010-83435111 3. 微信获取：关注我们的公众号，会由客服人员答疑解惑 公众号名称：圣智教育服务中心 微信号：Cengage_Learning 4. QQ获取：加入我们的QQ群 群名称：圣智教育服务中心 群号：658668229

Chapter

Cover

Title Page

Copyright

CONTENTS

PREFACE

SECTION 1 Basic Electricity

A SPECIAL NOTE ON SAFETY

Unit 1 Atomic Structure

Unit 2 Electrical Quantities and Ohm's Law

Unit 3 Measuring Instruments

Unit 4 Electrical Circuits

Unit 5 Electrical Services

Unit 6 Wire Size and Voltage Drop

Unit 7 Inductance

Unit 8 Capacitance

SECTION 2 Control Circuits

Unit 9 Schematics and Wiring Diagrams

Unit 10 Developing Wiring Diagrams

SECTION 3 Motors

Unit 11 Split-Phase Motors

Unit 12 The Shaded-Pole Induction Motor

Unit 13 Multispeed Motors

Unit 14 Three-Phase Motor Principles

Unit 15 The Squirrel-Cage Induction Motor

Unit 16 The Wound Rotor Induction Motor

Unit 17 The Synchronous Motor

Unit 18 Brushless DC Motors

SECTION 4 Transformers

Unit 19 Isolation Transformers

Unit 20 Autotransformers

Unit 21 Current Transformers

SECTION 5 Control Components

Unit 22 Overloads

Unit 23 Relays,Contactors,and Motor Starters

Unit 24 The Solid-State Relay

Unit 25 The Control Transformer

Unit 26 Starting Relays

Unit 27 Variable-Speed Motor Control

Unit 28 The Defrost Timer

Unit 29 The Thermostat

Unit 30 Pressure Switches

Unit 31 The Flow Switch

Unit 32 The Humidistat

Unit 33 Fan-Limit Switches

Unit 34 The Oil-Pressure Failure Switch

Unit 35 Solenoid Valves

Unit 36 The Short-Cycle Timer

Unit 37 Methods of Sensing Temperature

Unit 38 Gas Burner Controls

Unit 39 Oil Burner Controls

SECTION 6 Troubleshooting Using Control Schematics

Unit 40 Introduction to Troubleshooting

Unit 41 Room Air Conditioners

Unit 42 A Commercial Air Conditioning Unit

Unit 43 Heat-Pump Controls

Unit 44 Packaged Units:Electric Air Conditioning and Gas Heating

SECTION 7 Ice Maker And Refrigeration Controls

Unit 45 Household Ice Makers

Unit 46 Commercial Ice Makers

Unit 47 Refrigeration Controls

SECTION 8 Solid-State Devices

Unit 48 Resistors and Color Codes

Unit 49 Semiconductor Materials

Unit 50 The PN Junction

Unit 51 Light-Emitting Diodes(LEDs)and Photodiodes

Unit 52 The Transistor

Unit 53 The Unijunction Transistor

Unit 54 The Silicon-Controlled Rectifier

Unit 55 The Diac

Unit 56 The Triac

Unit 57 The Operational Amplifier

SECTION 9 Solid-State Controls

Unit 58 Programmable Logic Controllers

Unit 59 Programming a PLC

Unit 60 Analog Sensing for Programmable Controllers

GLOSSARY

INDEX

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