随着现代技术的发展，各种新材料的更新换代，以及对焊接质量的要求，对焊接

With the development of modern technology, the upgrading of various new materials, and the requirements for welding quality, higher requirements are put forward for welding methods with better welding processes, higher technical indicators, and cleaner working environments. For this reason, electron beam welding technology, as a very useful high-energy beam welding technology at present, has been rapidly developed due to the continuous update of materials and processes. Due to the high standards of the welding industry, its market applications have become more and more extensive. The electron beam energy density of the electron beam welding machine is the best among various welding heat sources in the welding products currently used in the market, and the electron beam welding technology also has higher quality, high efficiency and low consumption than other welding technologies. Advantages, clean and flexible production, better technical performance, such as electronics, hydropower, automobile manufacturing, shipbuilding, aerospace, weapon manufacturing and other important industries and companies that are currently used in the market, and they have the most traditional welding process and Technical advantages beyond [1]. As an important part of the electron beam welding machine, the electron beam welding machine power supply plays a very important role in the development process of the electron beam welding machine. The stability and accuracy of its working performance determine the quality and performance of the product. Therefore, the power supply for electron beam welding machines with production performance and quality that meets the industry's high standards is of great significance to the entire electron beam welding industry and even the power electronics industry.

With the development of modern technology, the renewal of various new materials, as well as the welding quality requirements, welding process is better, higher technical indicators, cleaner working environment welding methods put forward higher requirements. To this end, electron beam welding technology as a very useful high-energy beam welding technology, due to the continuous updating of materials and processes and has been rapidly developed, due to the high standards of the welding industry, its market application is more and more extensive. The electron beam energy density of electron beam welding machine is the leader in all kinds of welding heat sources used in the current market, and electron beam welding technology has higher quality, high efficiency, low consumption and other advantages than other welding technology, production is clean and flexible, technical performance is better, such as the current market is used in electronics, hydropower, automobile manufacturing, shipbuilding, aerospace, weapons manufacturing and many other important industries and companies, and has its own most traditional welding technology and beyond the technical advantages. As an important part of the electron beam welder, the power supply of the electron beam welder plays a very important role in the development of the electron beam welder. The stability and accuracy of its performance determine the quality and performance of the product. Therefore, the production performance and quality of electronic beam welding machine power supply to meet the industry's high standards for the entire electron beam welding industry and even the power electronics industry is of great significance.

With the development of modern technology, the replacement of various new materials, as well as the requirements for welding quality, higher requirements are put forward for welding methods with better welding process, higher technical indicators and cleaner working environment. Therefore, as a very useful high energy beam welding technology, electron beam welding technology has been developed rapidly due to the continuous updating of materials and processes. Due to the high standard requirements of the welding industry, its market application is more and more widely. The electron beam energy density of electron beam welding machine is the best of all kinds of welding heat sources in the current market. Compared with other welding technologies, electron beam welding technology has the advantages of higher quality, high efficiency, low consumption, clean and flexible production, and better technical performance. For example, the current market uses electronics, water and electricity, automobile manufacturing, shipbuilding, aerospace Many important industries and companies, such as welding, weapon manufacturing, etc., attach great importance to it, and have the most traditional welding process and surpassing technical advantages [1]. As an important part of EBW, EBW power supply plays a very important role in the development of EBW. The stability and accuracy of its working performance determine the quality and performance of the product. Therefore, it is very important for the whole electron beam welding industry and even the power electronics industry that the production performance and quality of the electron beam welding machine power supply reach the high standard of the industry.<br>