Intro -- Preface -- Contents -- About the Authors -- 1 Energy-Saving Theory, Technology, and Double Carbon Target -- 1.1 Energy Efficiency Is the Number One Fuel -- 1.2 Energy Saving Is One of the Important Purposes of Electrical Control -- 1.3 Energy Saving Needs Are Everywhere -- 1.3.1 Single Device Energy Saving -- 1.3.2 Multi-unit System Energy Saving -- 1.4 R& -- D Overview of Energy Efficiency Optimization -- 1.5 Problems of Existing Energy Efficiency Optimization Methods -- 1.6 Quantum Optimization Method and Energy Efficiency Prediction Theory -- References -- 2 Energy Conversion and Overall Energy Efficiency -- 2.1 Energy Form of the Power Station -- 2.1.1 Convert Potential Energy to Electrical Energy -- 2.1.2 Convert Heat Energy to Electricity -- 2.1.3 Wind Power Hydrogen Production System -- 2.2 Power Dispatch and Distribution -- 2.2.1 Power Distribution -- 2.2.2 Power Dispatch -- 2.3 Energy Consumption System -- 2.3.1 Gaining Potential Energy -- 2.3.2 Provide Pressure Energy -- 2.3.3 Provide Cold and Heat Energy -- 2.3.4 Motion System -- 2.3.5 Manpower Scheduling -- 2.4 Overall Energy Efficiency and Weighted Energy Efficiency -- 2.5 Efficiency Function -- 2.6 Unification of Optimization of Power Generation and Energy Consumption -- 2.7 Not Working Is Different from Shutting Down -- 3 Overall Structure and Fieldbus of Energy Saving Control System -- 3.1 The Four Components of the Energy-Saving Control System -- 3.2 Several Structures of Energy-Saving Control System -- 3.2.1 Single Controller Structure -- 3.2.2 Multi-Controller Structure -- 3.3 The Four Key Points of Industrial Bus and Industrial Ethernet Applications -- 4 Commonly Used Energy Parameter Sensors -- 4.1 Liquid, Gas Pressure Sensor and Liquid Level Sensor -- 4.2 Temperature Sensor -- 4.3 Flow Sensor -- 4.4 Force Sensor -- 4.5 Speed Sensor.

4.6 Torque and Speed Torque Compound Sensor -- 4.7 Voltage Transmitter -- 4.8 Current Transducer -- 4.9 Power Factor Transmitter and Supply Power Transmitter -- 5 Valves and Clutches Commonly Used in Energy-Saving Systems -- 5.1 Magnetic Powder Clutch and Magnetic Powder Brake -- 5.2 Electromagnetic Clutch and Electromagnetic Brake -- 5.3 Electro-Hydraulic Proportional Valve -- 5.4 Electro-Hydraulic Servo Valve -- 5.5 Electro-Hydraulic Digital Valve -- 5.6 Pneumatic and Hydraulic Directional Solenoid Valves -- 5.7 Solenoid Valve and Pneumatic Valve -- 5.8 Electric Regulating Valve and Pneumatic Regulating Valve -- 5.9 Electric/Pneumatic Converter -- 5.10 Self-operated Regulating Valve -- 5.11 Relays and Contactors -- 5.12 Other Electric Devices -- 6 Most Commonly Used Actuator-Motor -- 6.1 Three-Phase AC Motor -- 6.1.1 Basic Principle of Three-Phase AC Asynchronous Motor -- 6.1.2 Several External and Internal Wiring Methods of Three-Phase AC Motors -- 6.1.3 Calculation of Rated Torque of Three-Phase AC Motor -- 6.1.4 Three-Phase Permanent Magnet Synchronous AC Motor -- 6.1.5 Three-Phase AC Synchronous Motor -- 6.1.6 Three-Phase AC Asynchronous Motor with Wound Rotor -- 6.1.7 Three-Phase Frequency Conversion Speed Regulation Motor -- 6.2 Single-Phase AC Motors -- 6.3 DC Motors -- 6.4 Brushless DC Motor -- 6.5 Stepping Motors -- 6.6 Servo Motor -- 6.7 Linear Motors -- 6.8 Switched Reluctance Motors -- 6.9 Power Supply Voltage and Operating Voltage of Electrical Device -- 6.9.1 Power Supply and Structure in the United States -- 6.9.2 Design Working Voltage of Electrical Device -- 6.9.3 Power Sockets -- 6.9.4 Power Supply and Structure in China -- 7 Speed Regulation Method in Energy Saving System -- 7.1 Electromagnetic Slip Clutch -- 7.2 Hydraulic Coupling -- 7.3 Fluid Viscous Clutch -- 7.4 Mechanical Governor.

7.5 Stepper Motor and Stepper Motor Driver -- 7.6 AC Servo Motor Driver -- 7.7 Speed Regulation Method of DC Motor -- 7.8 Rotational Speed of AC Motors -- 7.9 Efficiency of AC Motors -- 7.10 Speed Regulation Method of AC Motor -- 7.10.1 The Speed Regulation Method of Changing the Number of Pairs of Poles -- 7.10.2 Nine Speed Regulation Methods to Change the Slip S -- 7.10.3 Speed Regulation Method of Changing the Frequency -- 8 Simple Usage Method of Frequency Converter and Expanding Knowledge -- 8.1 Basic Usage of Inverter -- 8.1.1 Selection of Inverter -- 8.1.2 Main Power and Control Wiring of Inverter -- 8.1.3 Basic Parameter Setting of Frequency Converter -- 8.1.4 Outline of Frequency Converter -- 8.2 Basic Usage of ABB Inverter -- 8.2.1 Purpose -- 8.2.2 Essentials to Master -- 8.2.3 Inverter Appearance -- 8.2.4 Inverter Model -- 8.2.5 Inverter Wiring and Floating Networks -- 8.2.6 Parameter Setting -- 8.2.7 Other Notes -- 8.3 The Principle of Frequency Converter (Beginners Do not Need to Master) -- 8.3.1 Main Circuit Structure of General Frequency Converter -- 8.3.2 Sine Wave Pulse Width Modulation (SPWM) Mode and Implementation -- 8.3.3 V/F Control of Frequency Converter -- 8.3.4 Vector Control of Inverter -- 8.3.5 Direct Torque Control of Frequency Converter -- 8.4 Expansion of Inverter Application (Beginners Do Not Need to Master) -- 8.4.1 Harmonics of Frequency Converter and Countermeasures -- 8.4.2 Estimation of Input and Output Reactors -- 8.4.3 Heat Dissipation and Reactive Power Compensation of the Frequency Converter -- 8.4.4 Calculation and Estimation of Braking Resistor -- 9 Controllers Used in Energy-Saving Control Systems-PLC -- 9.1 Simple Way to Get Started with Modular PLC -- 9.2 Getting Started with PLC Programming-Ladder Diagram -- 9.2.1 "AND" -- 9.2.2 "OR" -- 9.2.3 "Output" -- 9.2.4 "Set" -- 9.2.5 "Reset".

9.2.6 Data Transfer "MOV" -- 9.2.7 "ADD" -- 9.2.8 "SUB" -- 9.2.9 "MUL" -- 9.2.10 "DIV" -- 9.2.11 Counter C (Counter) -- 9.2.12 Timer T (Timer) -- 9.2.13 Greater Than or Equal to (≥) -- 9.2.14 Equal to (=) -- 9.2.15 Less Than (< -- ) -- 9.2.16 Greater Than (> -- ) -- 9.2.17 Less Than or Equal to (≤) -- 9.2.18 Rising Edge Action (P) -- 9.2.19 Falling Edge Action (N) -- 9.2.20 Per Second Pulse Program -- 9.2.21 PID Closed-Loop Control -- 9.3 PLC Programming Software -- 9.3.1 Module Configuration -- 9.3.2 Software Programming -- 10 Human-Machine Interface and Configuration Software -- 10.1 Basic Usage of the HMI -- 10.1.1 Main Purpose of the Human-Machine Interface -- 10.1.2 Wiring of the Man-Machine Interface -- 10.1.3 Communication Connection of HMI -- 10.1.4 Display Data -- 10.1.5 Set Data -- 10.1.6 On/off Display -- 10.1.7 On/off Control -- 10.1.8 Curve Display -- 10.1.9 Display of Bar Graph -- 10.1.10 Appearance of HMI -- 10.2 Configuration Software -- 10.2.1 Purpose of Configuration Software -- 10.2.2 General Usage of Configuration Software -- 10.2.3 Common Configuration Software -- 10.3 Quick Start of WINCC Configuration Software -- 10.3.1 Purpose -- 10.3.2 Basic Steps -- 10.3.3 Wincc Programming Software Operation and Communication Settings -- 10.3.4 Add "Variable" Connected with PLC -- 10.3.5 Adding a New Screen -- 10.3.6 Adding Static Text -- 10.3.7 Analog Value and Data Display -- 10.3.8 Output Analog and Data -- 10.3.9 Control Button -- 10.3.10 Device Run/stop Display -- 10.3.11 PC Communication Address and Running Start Screen -- 10.3.12 Techniques for Reducing the Number of Variable Tags in Configuration Software -- 11 Calculation and Selection of Motor Parameters in Automation System -- 11.1 Determination of the Rated Torque Ne of the Motor -- 11.2 Determination of Motor Speed.

11.3 Determination of the Maximum Acceleration of the Servo Motor -- 11.4 Determination of Motor Power -- 11.5 Determination of Encoder Resolution -- 11.6 Servo Motor Inertia Ratio -- 12 Parameter Design in High-Speed High-Precision Motion Control -- 12.1 Determination of Feedforward Parameters-"Yao's Trial and Error Method" -- 12.2 A Simple Adjustment Method of PID Parameters-"Two-Four Rule" -- 12.3 "Yao's Speed up and Down Rules" of the Frequency Converter in the Speed Chain -- 12.4 The Wonderful Effect of "Virtual Axis" in Speed Synchronous Control -- 12.5 Approximate Feedforward Parameter K1 -- 13 Anti-interference and Fault Analysis of Control System -- 13.1 Anti-interference Measures -- 13.1.1 Common Mode Interference -- 13.1.2 Signal Transmission Interference by Other Means -- 13.1.3 Communication Interference -- 13.1.4 Signal Connection and Conversion Between 4-Wire Sensor and 2-Wire Sensor -- 13.1.5 Power Isolation and Sharing of Isolation Modules -- 13.1.6 Inverter Interference -- 13.1.7 Power Interference -- 13.1.8 Anti-interference of Sensor Output Signal -- 13.1.9 Digital Input of the Controller -- 13.1.10 Electrical Circuit Control Failure -- 13.2 Selection of Signal Lines and Shielding Grounding Issues -- 13.3 Failure Analysis -- 13.4 Lightning Protection Measures -- 13.5 Communication Port Crash Problem -- 14 Energy Efficiency Optimization of Multi-Unit System -- 14.1 What is a Multi-Unit System? -- 14.2 The Essence of Multi-Unit System Optimization -- 14.3 Energy Efficiency Optimization of Multi-Unit System -- 14.4 Energy Efficiency Function -- 14.5 Similar Energy Efficiency Device -- 14.6 Optimal Load Distribution Theorem of Multi-Unit System, Yao Theorem 1 -- 14.7 Optimal Switching Theorem for Multi-Unit System, Yao Theorem 2 -- 14.8 Simulation Results -- 14.9 Quantum Optimization Method and Energy Efficiency Predictive Theory.

14.10 The Second Definition of Similar Energy Efficiency Devices.