High-speed railway, the first of "China's four new inventions", is serving as a beautiful national name card, sending out its charm to the world. The rapid development of rail transit has brought about great changes to people's travel and lifestyle. When you get on the train went roaring through plains mountains and rivers, the gobi desert, even when you sigh from Beijing by high-speed rail and assigned to the taiyuan, 4 hours to 2 hours 18 8 hours to Shanghai, xian, 4 hour to lanzhou, guangzhou, you know, in the cold heat high-speed trains run in all sorts of complex environment, how have a strong "heart"? The traction electric transmission system is called the "heart" of high-speed railway, which provides power and energy for all parts of the train and determines the speed, safety, comfort and efficiency of high-speed railway train operation. At present, among the bullet trains and locomotives operated online by China railway, there are 15 types of high-speed bullet trains, 11 types of high-power electric locomotives and the "heart" of various diesel locomotives, all of which come from China railway yongji motor co., LTD., which is located in the southernmost part of Shanxi Province.
As the backbone subsidiary of CRRC, CRRC yongji motor company is the creator of China's high-speed railway "heart". Over the years, the company adheres to the in-depth research of the core technology of rail transit electric transmission and horizontal expansion of technology application, and continues to explore and achieve a diversified market operation pattern. Its products are exported to nearly 50 countries and regions on five continents. Focus on two fields: the transport, energy, formed by dhi, xi 'an as a base, the international and domestic layout, we will more development momentum, is the locomotive, train traction electric actuator professional development base, urban rail traction equipment, ac drive and control system supporting enterprise specialized fixed-point enterprise and wind turbines.
In the field of rail transit, its products have formed 865 series, 894 varieties and 2,430 specifications, and it has built r&d and manufacturing platforms such as motors, converter devices, power modules, devices and system integration. It has the independent r&d and supporting capacity of electric transmission system for rail transit equipment. Equipped with the "fuxing" Chinese standard emu unit of electric transmission system developed by the company, it has realized passenger carrying operation, fully mastered the core and key technologies of electric transmission unit and locomotive, and realized the leap of electric transmission system technology from "made in China" to "created in China". The commercial application and export of high voltage grade 6500V and high current grade 3600A IGBT products have been realized. Since entering the field of urban rail traction system in 1994, the company has successively provided mature and high-quality vehicle traction system, traction motor and rail side equipment for rail transit projects in more than 10 cities at home and abroad, such as Beijing, Shanghai and xi 'an. The first batch of products have been in stable operation for more than 20 years, and the quality and service have a good reputation in the industry.
Yongji motor as a adhere to independent innovation to lead the development of high quality
General secretary xi jinping stressed that for China to become strong and rejuvenated, it must vigorously develop science and technology and strive to become a major science center and innovation highland in the world.
As a state-level high-tech enterprise, CRRC yongji motor co., ltd. provides global users with a complete set of electric transmission system solutions, leading the pace of "intelligent manufacturing in China" to go out. For a long time, the company adhere to independent innovation, overcome difficult, have enterprise technology centers recognized by the state, with post-doctoral scientific research workstation, in a professional scientific research personnel, formed the electric drive system of independent innovation system, agile and efficient product production organization system, in the scientific breakthrough time and again, leading the industry a major change, as the world's rail transit equipment and energy equipment industry contributed "Chinese wisdom" and "solution" in China.
On January 13, 2011, CRH380B emu set of traction motor of China railway yongji motor company was assembled, which created the world's highest railway operation test speed of 487.3km/h in the comprehensive test of beijing-shanghai high-speed railway, and was known as "the first speed in China". Six years later, the eyes of the world are once again attracted by the beijing-shanghai high-speed railway, and CRRC yongji motor company is also lucky to be a participant once again. On June 26, 2017, the "fuxing" bullet train started operation on the beijing-shanghai high-speed railway. "Fuxing" took the lead in realizing 350 km/h operation of beijing-shanghai high-speed railway on September 27, making China the country with the highest speed of commercial operation of high-speed railway in the world. On August 22, 2018, China railway yongji electric machinery co., ltd. successfully completed the 300,000km/h operation assessment of "fuxing" of the complete set of traction electric transmission system of "fuxing" of the complete set of traction electric transmission system of "fuxing" of the complete set of traction electric transmission system of the complete set of China's standard emu unit with the speed of 350 km/h.
On December 6, 2017, xicheng high-speed railway bullet train group, equipped with a complete set of electric transmission system developed and provided by CRRC yongji motor co., ltd. as the sole supplier, was successfully put into operation. The type emu electric drive system development project team, adhere to independent innovation, overcome difficult, technological innovation is the key to achieve high reliability, not only to achieve the power traction systems, make the train starting and accelerating performance is good, can satisfy the train grew up in the requirement of stationary and start not to slip on the ramp slope, measured through "intones" high-speed installed robust dynamic "heart". The whole set of electric transmission system also has the connotation of high technology, adhere to the green, efficient, low-cost design requirements, to achieve a number of innovations, to open up the north of sichuan, the south down the channel to provide hard support. "Shu road" is no longer difficult, the distance between the city and the city is no longer far.
From railway six big speed, to the technology introduction, digestion, absorption and innovation, forever dhi motor company in the car again and again on the top of the electric drive system is the core technology, to create the first, the first speed, and it all depends on China's high-speed rail workers "not afraid of hardship, never stop, in the continued beyond enterprising" spirit of innovation.
"People do not stand without faith, enterprises do not lack confidence, and the country does not prosper without trust." Since then, CRRC yongji electric machinery co., ltd. has been adhering to the cultivation of integrity and quality culture. While maintaining the rapid growth of scale and benefits, we have been constantly improving quality management to the height of enterprise strategy.
The company takes the lead in quality and safety control, actively adopts international standards, standardizes management, and implements quality control in the whole process of product manufacturing. In the same industry in the country has taken the lead in passing the ISO9001 quality management system and ISO14001 environmental management system certification at home and abroad, and has passed the occupational health and safety management system, measurement and testing system certification; It has built an international railway industry standard IRIS management system that integrates cost management, project management, RAMS/LCC, risk management, knowledge management, configuration management (technical status management), FAI, supplier management and so on, with the whole product life cycle as the core.
Do the right thing, do it right, do it right the first time. For many years, CRRC yongji electric machinery co., ltd. has adhered to the pursuit of "zero defects" concept into the production and management and quality management of all links. Continue to deepen IRIS management system operation and strive to build a manufacturing platform integrating reliability, availability, maintainability and safety. On this basis, the company has also passed the international welding system, measurement management system, CRCC certification, wind power product certification and other system certification and product certification.
In the past 50 years since its establishment, CRRC yongji motor company has cultivated and practiced the characteristic enterprise culture of "devotion, integrity, unity of knowledge and practice" throughout the whole process of product quality and safety control, forming a cultural atmosphere of "responsible product making". Under the influence of this atmosphere, there emerged a large number of large country craftsmen represented by zhang fengjie and xue jinliang, both of whom won the national labor model and the national worker professional skill competition fitter champion successively. They have been sticking to the production line for decades and creating national high-quality products with the spirit of craftsman.
Hard work bears fruit. In October 2015, the state administration of quality supervision, inspection and quarantine (aqsiq) released the list of the first batch of enterprises that won the title of "China's export quality and safety demonstration enterprise", and CRRC yongji motor company was listed as the first enterprise that won the award in Shanxi Province. This is the highest honor granted by the state administration of quality supervision, inspection and quarantine to export enterprises in terms of quality, with only 210 enterprises listed in the list.
Yongji motor has its "core"
CRRC Yongji Electric Co., Ltd. not only provides the "heart" for the high-speed railway speeding on the ground, but also provides the power system for the underground subway running. Since 1994 urban rail transit series product research and development, manufacture, since more than 20 years of cultivation, the company has a strong independent research and development and innovation ability, equipped with urban rail transit traction drive, control system and air conditioning system of independent innovation in the field of research and development platform, with electrical system integration, converter and its control, the train network control system, the core of the train air conditioning system and ventilation technology, to realize the integration of design, manufacture and test platform construction, relying on its own unique advantages, the orbit of building safety, green, intelligent transportation systems
On January 23, 2018, the loading test of xi 'an metro permanent magnet synchronous traction system jointly developed by CRRC Yongji Electric Co., Ltd. and xi 'an underground railway co., ltd. was successfully completed. After compared with asynchronous traction system test data, the train of the traction system of permanent magnet assembly comprehensive energy saving rate was 30%, and the subway in xi 'an as an example, according to the current xi 'an subway every run 15 hours a day, about 400 kilometers, about 70 million yuan a year in every line of electricity, using permanent magnet synchronous traction system in power savings annually 21 million yuan, after the economic benefit is very considerable.
In response to the differentiated requirements of customers, CRRC yongji motor company has made continuous technological innovation. It has developed mature products and accumulated successful experience in construction financing, power supply system, rail side system and subway traction system. Focus on strengthening the cooperation of the key cities for the customers, many major cities in the country of rail transit market bidding and gradually moves towards the international market, in Shanghai, Beijing, shenzhen, guangzhou, xian, chongqing and so on more than 20 domestic cities urban rail lines have good traction system performance, and provides the article about the subway lines ground power supply system (occupied 70% market share in domestic subway); Since 2008, it has provided rectification device, drainage device, single guide through device and stray current protection system for three subway lines in Tehran, Iran. With the help of national "One Belt And One Road", in April 2015, it signed an order with ho chi minh city, Vietnam, for 102 air conditioning units of subway vehicles. In August, the contract of traction motor project of Kuala Lumpur airport line in Malaysia was signed, which opened a new chapter of "going out" of subway business.
In addition to providing system products, CRCC yongji motor company can also provide customized packaging design for users and provide one-stop construction and services. Its high-quality products and services have been widely recognized by users. Shaanxi xi 'an metro co., LTD., responsible person said: xi 'an metro line 1, line 2 and line 1, line 2 additional traction system all by car in ever and motor company as the total package party led offer, USES is Hitachi technology platform, using the technology platform product of vehicles more than 100 columns, to implement green city track traffic to make a positive contribution.
Integrate local development to build a smart city
In 2016, the first green comprehensive intelligent energy efficiency project of Shanxi Province -- the green comprehensive intelligent energy efficiency project of CRRC yongji motor company was officially launched. Green comprehensive intelligent energy efficiency project is an economical, clean, reliable and flexible intelligent energy efficiency solution. Through the integration of intelligent micro-grid control technology, renewable energy and other power generation systems, energy storage technology, energy saving technology and other advanced technologies and products, the project sets up a set of intelligent and green energy efficiency management system from the power generation side to the load side with CRRC yongji motor company as the starting point. Forever dhi motor company at the same time, the car also and yongji city people's government signed the wisdom energy city construction strategic cooperation agreement, this will enable the company to customers with green products and services at the same time, enjoy intelligent green service provided by the user, and the "feedback" enterprises in local urban development low-carbon economy, build wisdom city, promote yongji city in the jin, shan, formed in the three provinces wisdom city construction demonstration effect, create more value for the society. This intelligent management mode and the full use of green energy are closely related to the construction and development of smart cities. The implementation of the project will play a good exemplary role in the construction of smart cities nationwide. The two sides will also realize cooperation and interaction through the implementation of green comprehensive intelligence and energy efficiency, and work together to provide solutions for the construction of green and smart cities.
From wind power, photovoltaic power generation to high efficiency and energy saving of high voltage power transmission and distribution, to the green environmental protection performance of metro vehicle power consumption, as well as the system control and drives, as well as the application of energy feedback system, and then to arrive in residents' home last mile electric buses, electric cars, and along the way of the substation, the charging system, car thing dhi in motor company has a series of package solution and construction of green city can form a closed-loop energy, it is in the car company dhi motor design the ultimate blueprint for service in the future urban construction.
In recent years, the scale of the rail transit market in Shanxi Province has been growing, and the development of the rail transit industry has achieved remarkable results. In particular, the construction of taiyuan rail transit project provides a good foundation for Shanxi Province to create an ecological environment for the development of the rail transit industry. In the car and motor company grasped this opportunity, giving full play to the advantages of the core technology, actively and taiyuan, equally relevant host enterprises to strengthen cooperation, has initially formed with the core of taiyuan, yuncheng, datong industry cluster scale, with independent research and development of rail transportation equipment, scale manufacturing, standardization of service system of complete, occupied the ramp system, research and development of rail transit equipment manufacture, such as electric traction system highlands, greatly promote the development of equipment manufacturing industry transformation in Shanxi Province.
Next step, CRRC yongji motor company will further take advantage of the group advantage of shanxi rail transit industry technology alliance to help the rise and take-off of shanxi rail transit industry and help China's high-end equipment go out.
