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1、Courseware for Unit 1 of Electrical Engineering ancontents目录Introduction to Electrical Engineering and AutomationBasic knowledge of electrical engineeringFundamentals of Automation Technologycontents目录Practical Operations and Case AnalysisProfessional English Vocabulary and Expression01Introduction
2、to Electrical Engineering and AutomationElectrical Engineering and Automation is a branch of engineering that focuses on the design,development,installation,operation,and maintenance of electrical and electronic systems.Over time,Electrical Engineering and Automation has evolved to include a wide ra
3、nge of sub-fields,including power engineering,control systems,robotics,and more.The profession has its roots in the industrial revolution,where the need for more efficient and automated production processes led to the development of electrical systems.Professional background and development history0
4、1Electrical Engineering and Automation professionals are responsible for the design,development,and implementation of electrical and electronic systems in various industries.02They require a combination of technical knowledge,problem-solving skills,and hands-on experience to be effective in their fi
5、eld.03Job opportunities for Electrical Engineering and Automation professionals are projected to remain strong due to the increasing demand for electrical and electronic systems in various industries.Professional characteristics and employment prospectsThe subject system for Electrical Engineering a
6、nd Automation English courses typically includes core subjects such as electrical engineering theory,automation theory,and English proficiency.Curriculum design should focus on providing students with a solid foundation in electrical engineering and automation concepts while also developing their En
7、glish language skills.Course materials should be presented in a way that integrates English language learning with practical examples and case studies to enhance student understanding and retention.Subject system and curriculum design02Basic knowledge of electrical engineeringCircuit A closed path t
8、hat allows current to flow.Series and parallel circuits Series circuits have current flow in the same direction,while parallel circuits have current flow in opposite directions.Voltage and current Voltage is the difference in electrical potential,and current is the rate of flow of charge.Basic conce
9、pts of circuits Resistors,capacitors,inductors,diodes,transistors,etc.Circuit components Node voltage method,mesh current method,superposition theorem,etc.Circuit analysis methodsCircuit components and circuit analysis methodsAC(Alternating Current):The flow of electricity in which the direction of
10、current changes periodically.DC(Direct Current):The flow of electricity in which the direction of current remains constant.Advantages and disadvantages of AC and DC electricity.AC and DC electricityMotors Motors convert electrical energy into mechanical energy.They can be AC or DC motors.Transformer
11、s Transformers are devices that transform electrical energy from one voltage level to another voltage level.They work on the principle of magnetic induction.Principles of Motors and Transformers03Fundamentals of Automation TechnologyAutomation systems are combinations of control systems,sensors,actu
12、ators,and other components designed to automate the operation of machines,processes,and other equipment.They are used in various industries,including manufacturing,process control,transportation,and more,to improve efficiency,reduce costs,and increase productivity.Automation systems can range from s
13、imple to complex,depending on the requirements of the application.Overview of Automation SystemsAutomation control principles are based on feedback loops,which monitor the output of a process and adjust its input to maintain desired operating conditions.Modern automation control systems often rely o
14、n digital technology,including microcontrollers and programmable logic controllers(PLCs),to process data and control equipment.The control system uses various technologies,such as sensors and actuators,to measure and manipulate physical quantities like temperature,pressure,flow rate,and position.Pri
15、nciples and Technologies of Automation ControlA computer control system is a type of automation system that uses a computer to control machines or processes.It typically consists of a central processing unit(CPU),input/output(I/O)interface,memory,and software programs that provide control algorithms
16、 and monitoring capabilities.Computer control systems can be used for a wide range of applications,including industrial manufacturing,process control,aviation,and more.Computer Control SystemAutomation technology has a wide range of application fields.It is used in manufacturing industries to automa
17、te production lines and improve manufacturing efficiency.In the transportation industry,automation technology is used in trains,ships,and aircraft to automate navigation,scheduling,and other operations.Additionally,automation technology is used in the energy industry to monitor and control power gen
18、eration and transmission systems.It is also used in the process control industry to automate chemical reactions,fluid handling,and other processes that require precise control of physical quantities.Application fields of automation technology04Practical Operations and Case Analysis检查实验设备、准备实验材料、了解实验
19、原理和步骤。实验前准备按照实验指导书或教师的指导进行实验操作，注意安全事项。实验操作Experimental operating procedures and precautions实验后整理：清理实验现场、整理实验数据和器材。Experimental operating procedures and precautions安全注意事项注意实验设备的安全使用，避免触电、烫伤等危险。遵守实验室安全规定，佩戴必要的防护用具。在教师的指导下进行实验操作，不要擅自操作。01020304Experimental operating procedures and precautions准确记录实验数据，避
20、免误差和遗漏。对实验数据进行整理、分类和归纳，使其更加清晰和易于分析。Experimental data processing and analysis methods数据整理记录实验数据数据处理：采用适当的数学方法和软件对实验数据进行处理，如计算平均值、求和、绘制图表等。Experimental data processing and analysis methods将不同实验条件下的数据进行对比，分析它们之间的差异和规律。对比分析趋势分析假设检验分析实验数据的变化趋势，预测未来的发展方向。根据实验数据提出假设，并通过实验验证假设的正确性。030201Experimental data pr
21、ocessing and analysis methods选择典型的案例进行分析，了解案例的背景、问题、解决方案和实施效果。经验分享交流学习心得和体会，共同提高学习效果和实践能力。案例分析分析案例的成功经验和教训，总结出对今后实践的启示和指导意义。分享自己在实验中的经验和心得，包括实验操作技巧、数据处理方法等。010203040506Typical case analysis and experience sharing05Professional English Vocabulary and Expression总结词积累专业英语词汇详细描述通过学习专业英语词汇，学生可以更好地理解和应用电气
22、工程和自动化领域的知识，提高阅读和理解英文文献的能力。Professional English vocabulary accumulation总结词掌握专业英语句型和表达方式详细描述学生需要学习和掌握专业英语中常用的句型和表达方式，以便能够准确、流利地表达自己的观点和思想。Professional English sentence patterns and expressions提高专业英文文献阅读能力总结词通过学习如何阅读和理解专业英文文献，学生可以更好地获取和理解电气工程和自动化领域的前沿知识和技术，提高自己的专业素养和竞争力。详细描述Reading Skills for Professional English LiteratureTHANKS感谢观看