本書以《國家職業(yè)技能標準——電工》為依據(jù)，緊緊圍繞“以柬埔寨實際國情，面向高校、社會和企業(yè)需求為導向，以職業(yè)能力為核心”的理念進行編寫。本書每個模塊內容包含維修電工理論知識和實踐操作內容。其中理論部分以理論串講的形式，從國家職業(yè)資格考試的考核點出發(fā)，輔以典型例題精析，使讀者擺脫了看書抓不到重點、理解不到位的困境。實踐操作部分以先進的實訓設備為操作平臺，展示了典型案例的實踐過程，可達到實戰(zhàn)演練的效果，鍛煉學生的動手能力。本書力求突出職業(yè)技能培訓特色，滿足職業(yè)技能培訓與鑒定考核的需要。
Module 1 Maintenance and troubleshooting of common electrical control circuits
【 General Introduction】
【Training Objectives】
【Training Requirements 】
【 Work Tasks】
Task 1 Maintenance and troubleshooting of common faults in the electrical control circuit of CA6140 lathe
Task 2 Maintenance and troubleshooting of common faults in the electric control circuit of electric hoist
Task 3 Maintenance and troubleshooting of common faults in the electrical control circuit of M7120 surface grinder
【Extended Practices】
Exercise 1 Maintenance and troubleshooting of Z3050 radial drilling machine circuit
Module 2 Comprehensive training of power electronic circuit technology
【General Introduction 】
【Training Objectives】
【Training Requirements】
【 Work Tasks】
Task 1 Comprehensive training of three-phase bridge-type fully-controlled rectifier circuit
Task 2 Comprehensive training of three-phase AC voltage regulating circuit
Task 3 Comprehensive training of PWM controlled switching regulated power supply
【Extended Practices 】
Exercise 1 Comprehensive training of BJT single-phase parallel inverter circuit
Exercise 2 Comprehensive training of given integral circuit
Module 3 Comprehensive training of electric drive system
【General Introduction】
【Training Objectives】
【Training Requirements】
【Work Tasks】
Task 1 Basic training of fast speed regulation of MM420 inverter
Task 2 Basic training of multi-stage speed regulation of MM420 inverter
Task 3 Training of analog smooth speed regulation of MM420 inverter
【Extended Practices】
Exercise 1 Motor start-stop operation training based on PLC and inverter
Exercise 2 Based on PLC, inverter motor forward and reverse running training
Module 4 Comprehensive training of programmable logic control system
【General Introduction】
【Training Objectives 】
【Training Requirements】
【Work Tasks】
Task 1 Programming and debugging of automatic feeding and loading control system
Task 2 Programming and debugging of traffic light automatic control system
Task 3 Programming and debugging of four-floor elevator control system
【Extended Practices 】
Exercise 1 Programming and debugging of tower light control system
Exercise 2 Programming and debugging of fully automatic washing machine control system
Module 5 Programming and debugging of YL-335B automatic production line
【 General Introduction 】
【Training Objectives】
【Training Requirements】
【Work Tasks】
Task 1 Programming and debugging of feeding unit control system
Task 2 Programming and debugging of processing unit control system
Task 3 Programming and debugging of assembly unit control system
【Extended Practices】
Exercise 1 Programming and debugging of the sorting unit control system
Appendix
Appendix 1 Training standards for advanced skills of electricians
Appendix 2 Question bank of electronics for advanced level (with answers)
Reference
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