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To have a sense of achievement, with a sense of achievement, interest will naturally come, and the time is generally one to two years to get started.
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Cultivate the interest of electricians in learning the basics of electricians.
The first thing is to combine it with practice.
More contact with various small electrical circuits in life.
Only if he feels that his studies can help him in his life can he develop a strong interest.
Generally, it takes two years to study, which is more appropriate.
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How to learn the basics of electrician is as follows:
1. Psychological preparation for intending to work as an electrician.
1. Be interested in the electrician profession, be careful, and concentrate on learning every electrician knowledge, so as to learn the ability to be satisfied with your own work;
2. If you want to have greater development prospects in income and skill improvement, it is recommended to upgrade to PLC and industrial robot automation industry, and take electricians as a springboard to jump into electrical engineers, PLC programming engineers, and industrial robot programming engineers;
3. To learn electrician, to avoid carelessness, electricians need to be bold and careful, because electricians are dealing with electricity, and the damage of electricity is huge, so we must pay attention to safety;
Second, a few suggestions for electricians to get started.
1. The entry path of electrician is very important.
Generally speaking, if you want to engage in electrical engineering, it is recommended that you can go to a formal training institution to sign up and participate in formal electrician basic knowledge training and practical exercises, after all, self-study is much inferior to formal training institutions compared to formal training institutions.
In formal training institutions, through learning, practical and theoretical examinations will be electrician certificate and electrician qualification certificate, with the electrician certificate proves that you can engage in the corresponding electrical work, on the contrary, in the work without an electrician certificate and engaged in the electrical work, itself is not only an illegal operation, their own safety has not been guaranteed!
2. Basic knowledge of electricians is the first step to get started.
The basic knowledge of electricians includes: the basic principle of the circuit, the composition of the electrical diagram, the use of electrical tools, the structure and function of electrical or electronic components, the origin of three-phase electricity, power drag, electrician safety operation procedures, etc.
3. Electrician is a very practical profession and must have hands-on ability.
After mastering the basic theoretical knowledge, you must also participate in the practice, electrical technology focuses on hands-on ability, can actually use what you have learned, rather than moving your mouth, after obtaining the electrician certificate to participate in the work, you can learn while practicing at work, enrich your experience and hands-on transdermal Zen experience, learn while working, so that the improvement is very fast!
Almost all electricians have been exposed to the classic circuit, motor forward and reverse circuit, motor star delta step-down start, motor speed control circuit, motor intermittent operation circuit, etc., these are the basic circuit diagram of the electrician's attack on Bimen, must be mastered, it is best to be able to understand and draw it yourself, this is the basis of the electrical circuit, but also the only way to understand the more difficult circuit diagram.
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Theoretical knowledge:
No matter what you learn, theoretical knowledge is always the foundation. The same goes for electricians.
Learning electrician, from easy to difficult, from shallow to deep, the learning of electrical technology, you need to persevere, the process may be monotonous, but it must be expensive to persevere. On the other hand, the theoretical knowledge of electricians guides the practical operation of electricians, and the practical operation reflects the theoretical knowledge, so the theoretical knowledge is also very important.
For example: What is single-phase electricity? Three-phase electricity? How does electricity come about? Calculation of voltage, current, power? Ohm's law and Kirchhoff's law, etc., these are the basic knowledge of electricians, and often the most basic and the most important!
After mastering the basic electrician knowledge and basic practical operation, you can obtain the electrician certificate, and you can officially increase your experience and experience in the work.
Electrician Job Prospects:
At present, the frontier field of electrical technology is concentrated in: inverter, PLC, single-chip microcomputer, instrument configuration, DCS, DDC and other control systems.
1.To understand the commonly used circuit components, we must first learn the circuit symbols of common circuit components, and then understand the function of each commonly used circuit component.
2.Look at the drawings more, practice more, electrical technology is the same important technology as theoretical knowledge and practical experience, not only need theoretical knowledge, but also need practical experience, look at the circuit drawings more, start from the most basic circuit, such as: the forward and reverse circuit of the motor, the star-delta step-down starting circuit, the sequential control circuit, the two-place control circuit and so on.
3.More hands-on practice, if possible, the circuit diagram for physical wiring, the commonly used circuit drawings for physical wiring, do-it-yourself is often faster than watching others operate progress, and the learning of electrical technology must be avoided!
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The most commonly used to learn electricians is the strong electrical electrician, the theoretical knowledge required by the weak electrical electrician is too high, and most of the current weak electricity is integrated, and it is generally not easy to have problems, even if there is a problem, the integrated line is not easy to repair. It's really a strong electricity. You must first understand the working principles and use methods of some commonly used switches, fuses, contactors, relays, time relays, thermal relays, etc., and learn how to choose these things according to the requirements of the line after becoming a master.
The second is to understand the principle and simple control of the motor, here you need to know more about the types and selection of motors. (The key to the foundation) The last is to understand the forward and reverse rotation of the motor, as well as the forward and reverse control circuits, (something that must be mastered!) Then slowly go deeper, such as the front and back control lines of the motor, the automatic cycle control line, the control of a motor line in multiple places, the motor angle step-down start line, the motor braking line (a variety of braking methods) and so on.
I myself am an electrician, let me give you some of my personal experience: I studied electrician (technical school) in Dalian Locomotive Technician College, there are many things that are difficult to understand by myself, especially in the early days, there are many names that I don't understand, and self-study is not comprehensive. The profession of learning electrician must be practiced in practice, and you must fully understand the principle of each practice topic, as far as self-study is concerned, it is difficult to achieve this condition, so I recommend you If you really want to study hard, you should choose a good technical school and choose a school with good internship conditions.
Self-study is too difficult, and it is also torture for you, I don't advocate you to do this, but I am not against it, if you have any questions, you can ask me.
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To put it simply.
1. Elevator safety system: including door interlocking, upper and lower limits, upper and lower limits, buffers, safety gears, speed limiters, upward protection devices, electrical safety devices, etc.
Second, the elevator operation: the main guide rail (the installation requirements of the guide rail meet the relevant national standards, it is the main aspect of the smooth operation of the elevator), the assembly of the car frame and the car (mainly the car bottom) (if their installation is not vertical and horizontal, it will increase the friction between the guide rail and the guide shoe, and produce noise), and the noise of the elevator traction machine should be small.
Third, is the problem of debugging, the comfort mainly depends on the installation of the guide rail of the elevator, on the other hand, the debugging also plays a major role in deciding, especially starting and parking.
In short, the user's requirement is to run safely and smoothly and have a neat appearance, so the installation should meet the needs of the user as much as possible.
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As long as you are interested, you will definitely be able to learn, go to school to learn first, and after learning, you must find someone to bring, even if you come out of school, you still don't know much about it, buy more books to see,
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Do you want to learn home appliance maintenance, or general decoration electrician, if home appliance maintenance, buy a few books in the bookstore, electrician basics, to practice, look at it, look at it, if you want to learn well, not only to the teacher to teach, but also to read more books, I have a friend engaged in home appliance maintenance, studied for three years, a bunch of e-books, analog electronics, digital electronics, such books, learn to have a certain foundation. Now it's all integrated circuits, it's complicated.
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The main thing is that you have to be taught, and what you learn by yourself is often half-understood, and when the time comes, if you repair household appliances, it will get worse and worse. It is recommended that you go to school to learn it.
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Look in the bookstore, there are a lot of books in this area now, there must be something for you.
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