Qualifications for instructors of electrical and electronic technology internships Wang Huiling (Shanxi Comprehensive Vocational and Technical College, Light Industry Branch, Taiyuan, Shanxi 030013) In order to fully exert such a role, industrial and electronic internship instructors must consolidate their basic knowledge platform in electrical and electronic engineering Comprehensive practical skills. In this way, we can better train compound talents with strong practical ability and high comprehensive quality to meet the needs of pioneering talents in the 21st century.
Electrical and electronic practice teaching is an important teaching link for electronics, electromechanical and engineering majors. It is a systematic project to train students to use the knowledge they have learned to analyze problems, solve problems and strengthen practical skills. Faced with the rapid development of electrical and electronic information technology in the 21st century and the shortage of skilled talents, higher requirements have been placed on electrical and electronic internship teachers. Internship instructors are responsible for cultivating high-tech applied talents in the 21st century. To this end, electrical and electronic internship instructors should comprehensively improve their professional knowledge and skills; make themselves a veritable comprehensive quality high-quality internship teacher.
1. The instructor of electrical and electronic internship should lay a foundation for the basic knowledge platform. The basic knowledge of electrical and electronic is the basic quality necessary for electrical and electronic intern teachers; it is the foundation of the practical teaching method; the platform for skill training, practical application ability training and innovation ability training . To this end, internship instructors should consolidate the basic knowledge platform. Specific should be strengthened from the following aspects. L electrical and electronic device knowledge chain. Knowledge of electrical and electronic devices includes device shape, structure, symbol function, parameters, identification and use. In electrical engineering, commonly used devices are resistors, inductors, capacitors, buttons, etc. The relevant knowledge of these devices should be connected in series in their own knowledge chain. The commonly used electronic devices are resistors, capacitors, inductors, transistors (including diodes), transistors, integrated op amps, integrated voltage regulators, integrated digital components, LEDs, etc. Similarly, they should master their shape, function of structural symbols, parameters and particularity. First of all, we must be able to understand the electrical and electronic devices, and clarify their role, understand the importance of their parameters, and coherently grasp and form an organic and integrated knowledge of electrical and electronic devices. Z strengthens the understanding, connection and application of circuit systems. The analysis methods of electrical and electronic technology circuits are related and have some areas, such as: the role of energy storage elements in AC and DC circuits is obviously different; the analysis methods of AC and DC circuits and strong and weak current circuits are the same, but the voltage and current size There is a big difference; there are also the characteristics of distinguishing high-frequency and low-frequency circuits, static and dynamic in electronic circuits; the relevant knowledge of these circuits is linked to master to form the knowledge of the circuit system. Lay the foundation for the analysis and judgment of related DC and AC electrical appliances. 3 Although master the basic knowledge of electrical equipment and electronic equipment. Common electrical equipment in electrical and electronic technology include various motors and electronic equipment. Powerful categories: such as AC and DC motors, stepper motors, power transmission, and distribution transformers. Weak electricity: such as various digital audio-visual equipment. For these devices, the electrical and electronic internship instructor should have a good grasp of the common sense of its structure, working principle, method of use, model parameters, maintenance, and maintenance.
Electrotechnical and electronic practice instructors with comprehensive practical skills are the key to guiding students to better improve their practical skills. To this end, strengthen their practical skills from the following aspects. L Ability to use electrical and electronic instruments to detect components proficiently. Instructors of electrical and electronic practice should be proficient in the application of commonly used electrical and electronic measuring instruments. Such as: multimeters, megohmmeters, power meters, voltmeters, ammeters, oscilloscopes, voltage regulators, transistor characteristics, frequency sweepers and other instruments should be proficient in their use. 2. Skilled use of common electrical and electronic tools. Skilled and commonly used electrical and electronic tools. Such as: wire stripping pliers, diagonal pliers, crimping pliers, electrician's knife, screwdriver, electric pen and electric baking iron. Must be able to skillfully clamp wires, dial wires, use an electrician knife to cut insulation; measure the live and neutral wires with an electric pen; select and correctly operate screwdriver tightening screws; and be able to weld wires and devices with electric baking iron, etc. . 3. It has the ability to install and test the correct specifications of lighting, power and electronic equipment. The instructor in electrician training should have the ability to install and detect commonly used lighting circuits; the special purpose of single and three-phase AC motors and the ability to detect the disassembly and assembly of motors; the ability to install motors and various relay control circuits correctly and standardized; Electronic training equipment assembly and testing capabilities, etc. 4. Should have electrical and electronic application capabilities. In the electrical and electronic training, the instructor should have engineering application ability in order to cultivate students' practicality. For example, in the electrician training, the motor power and control devices are selected according to the control requirements. Design and manufacture of electrical installation, wiring, circuit installation drawings (circuit board drawings), component selection and measurement, and the ability to assemble electronic circuits.
And can draw engineering wiring diagram and instruction manual. S has the ability to apply modern electrical and electronic equipment. Modern electrical and electronic equipment is mainly controlled by microcomputer, such as: the use of frequency conversion principle, PLC controller to control various modern automation equipment. The electrician and electronic training instructor should have the ability to use modern equipment. Only in this way can we meet the requirements of modern electrical and electronic training. Cultivate talents suitable for modern production needs. With the ability of modern electronic production technology. Modern electronic production adopts computer-aided design and adopts thermal transfer or engraving machine production process, and component assembly gradually replaces plug-in technology with patch technology, and soldering uses reflow soldering and wave soldering instead of manual soldering technology. All of this requires the instructor instructor to have the ability to use computers and modern electronic production technology.
3. Innovative ability At the third national education work conference, relevant leaders of the central government emphasized that colleges and universities should cultivate students' innovative awareness, innovative spirit, and innovative ability. Take the comprehensive implementation of quality education as the theme. With the development of science and technology, higher requirements are placed on the quality and innovation ability of talents, and it will have a profound impact on the cultivation of talents. The practice teaching of vocational education is one of the five main links of teaching. To cultivate students' innovative ability, first of all, teachers must have the innovative ability. The details should be improved from the following aspects. L innovative teaching methods. In electrical and electronic practice, we must consciously and purposefully cultivate the ability of students to practice independently, and guide students to think from practice how to explore problem solving methods from different angles. Gradually develop the ability to analyze and solve problems independently to facilitate the cultivation of students' innovative ability, and practice teaching using methods that allow students to do course body and electrical and electronic product development. 2. Innovative teaching content. Teachers of electrical and electronic training should keep learning, accept new knowledge, and innovate teaching content to keep up with the times. So that I can use new technology and new devices, and open up new training methods. Open up new practical topics and new practical training projects in the fields of modern electrical and electronic technology, modern appliances, and practical application of electronic equipment. Establish innovative practice teaching consciousness. It requires the practical training to guide teachers to update their ideology and ideas, break through traditional teaching concepts, and creatively carry out practical teaching. It is good at developing new research, constantly thinking and improving teaching methods in the rapid development of science, and stimulating students' interest in learning and innovation. 4. Innovative teaching methods. Electrical and electronic practice instructors must fully master modern multimedia teaching methods and production methods for electronic product development, and develop students' advanced practical ability.
In short, the instructor of electrical engineering and electronics practice should continuously study, discuss and innovate. Only by constantly improving one's cultural quality can one keep up with the pace of the times and be able to cultivate high-quality and high-skilled talents for the 21st century.
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