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Who made the Seven Gods in China?
Who made the Shenzhou VII rocket? On September 25th, the Shenzhou VII manned spacecraft will be launched, and the eyes of the world will focus on China. From 1999, the unmanned Shenzhou-1 spacecraft visited space for the first time. In 2003, Yang Liwei walked out of Shenzhou 5's space capsule. In 2005, Fei Longjun and Nie Haisheng flew hand in hand on Shenzhou VI. In the past six years, shenzhou spaceship has not only created the glory of manned space flight in China, but also created a number of well-known aerospace basic industrial enterprises, among which "Made in Henan" in shenzhou spaceship is more noticeable. In shenzhou spaceship, Henan enterprises not only undertake the production of key radio measurement and control systems, but also design and manufacture key components such as electrical components, precision castings and precision bearings. The rocket propellant used to launch spacecraft and the cement used in the diversion channel of the launch site also come from Henan. Evening News reporter produced the bearing of the core part of Shenzhou. On the morning of September 18, an autumn rain arrived as scheduled with a chill. In front of the grinder in the first workshop of Luoyang LYC Bearing Co., Ltd. 03 1 Bearing Factory, Deng Haimin, the chief employee wearing blue tooling, is carefully taking out a product from the machine tool. "Shenzhou Tian Fei has the advantages of our ordinary workshop workers in Los Angeles. I am very proud to be able to produce bearings for shenzhou spaceship." He said, in his spare time. From Shenzhou-1 to Shenzhou-7, LYC bearings in Luoyang have been producing series of supporting bearings for shenzhou spaceship for seven consecutive times. According to reports, these bearings are difficult to manufacture and have high precision, creating many of the best in China. LYC is also the only manufacturer of Shenzhou bearings that has been commended by China Manned Space Engineering Office. In 2006, the developed shenzhou spaceship series bearings won the "First Prize of Scientific and Technological Progress of the Provincial Commission of Science, Technology and Industry for National Defense". When Shenzhou VI was launched, LYC bearings provided 22 kinds of bearings in 7 categories, all of which were core and key components, including life support system bearings, power supply system bearings, orbital module attitude control system bearings and spacecraft launch vehicle inertial navigation system bearings. At present, LYC bearings have been widely used in shenzhou spaceship's driving devices and measurement and control radar systems. The bearings used in the key components of the Long March II rocket engine are also provided by LYC. In addition, Luozhou also cooperated with Luoyang Axial Research Technology Co., Ltd., a high-tech military enterprise, to develop a variety of aerospace precision bearings, including solar panel bearings. "We are a national super-large enterprise and have the responsibility and obligation to contribute to national defense and aerospace. We are honored. " A person in charge of the company said. Citic heavy industries, the manufacturer of product escape engine, has been driving westward from Luoyang LYC Bearing Co., Ltd., and it takes about three stops to reach citic heavy industries Machinery Co., Ltd. (citic heavy industries for short). On the afternoon of September 18 1: 30, although it is not time to go to work, many young people have gone out to work from high-rise apartments in citic heavy industries. "Our company has made many precision forgings for the Shenzhou series spacecraft, and the production process is very complicated. I haven't had a chance to participate. " When he said this, Zhang Ming with glasses seemed a little proud and yearning. In the reception room of citic heavy industries East Gate, a big photo of the Shenzhou VI spacecraft taking off is very eye-catching. Here is the commendation information from the National Manned Space Engineering Office. The engine shell forgings of the escape cabin of Shenzhou VI manned spacecraft were made in citic heavy industries, and their aerospace forgings won the title of high-quality parts of China Shenzhou manned spacecraft. The shape of the escape engine is very irregular and the structure is quite complicated. When the rocket takes off, if the safety of astronauts is seriously threatened, the escape engine on the escape tower will ignite and take off, separate the escape tower from the rocket, and land the spacecraft safely on the ground. Because the material used to forge the engine shell is a special material, it is very difficult to manufacture, so the company has set up a special scientific research team. After a long period of independent research and development and technical research, it finally produced excellent aerospace forgings. Zhengzhou Dengfeng Smelting Co., Ltd., the manufacturer of product launch pad diversion trough, "The diversion trough of Jiuquan Satellite Launch Site used thousands of tons of cement, and our technicians personally directed the construction in March and May this year." On September 17, Zhong Huafeng, the office of Zhengzhou Dengfeng Melting Materials Co., Ltd. said. 1994 Zhengzhou Dengfeng Melting Materials Co., Ltd. participated in China Aerospace. At that time, after four launches of the Long March II bundled rocket and the 1 Long March 3A carrier rocket at the xichang satellite launch center launch site, the diversion channel was seriously ablated, the refractory concrete flaked off in pieces, and the steel mesh was exposed, forming pits, which directly affected the safe launch of the carrier rockets. Relevant departments consulted relevant cases and found Dengfeng Rongcai Co., Ltd., which was still a village factory at that time. After several launch tests, the company's cement became the special cement for the launch center. When China launched the first Dongfanghong artificial earth satellite, the water-cooled steel plate was used as the impact zone, surrounded by ordinary refractory materials, and it was completely damaged after only one launch. However, at present, all Jiuquan and xichang satellite launch center in China use duck brand aluminate cement of Zhengzhou Dengfeng Melting Materials Co., Ltd. to build concrete diversion channels. It can be used many times without maintenance, usually without maintenance, and its cost is low. The product rocket propellant manufacturer Shuguang Chemical Research Institute "cannot guarantee that the Shenzhou VII spacecraft will eventually use our rocket propellant, but it will definitely use it." On September 17, Yan Ma of the Committee Propaganda Office of Dawn Chemical Research Institute said. Dawn Institute of Chemical Industry is the birthplace of China aerospace chemical propellant, and Li Junxian, an academician of China Academy of Engineering, is the first person to develop chemical propellant in China. The main propulsion fuels developed by the Institute for Shenzhou 5, manned spacecraft No.6 and Long March -2F rocket have reached the world advanced level. Due to the successful supply of high-energy chemical propellant for the two systems of Shenzhou manned spacecraft and its launch vehicle, Liming Institute of Chemistry won the honorary certificate and medal jointly issued by China Manned Space Engineering Office and China Aerospace Science and Technology Corporation. From the first Dongfanghong satellite launched by China in 1970 to Shenzhou VI, Liming Chemical Research Institute has been providing various chemical power materials for China's rocket and space industry, filling many gaps in China's space industry and national defense construction. The fuel used in the escape system of Shenzhou series spacecraft is solid propellant developed by Liming Chemical Research Institute. Under the action of propellant, the escape capsule may take the spacecraft away from the dangerous area to ensure the safety of astronauts when there is an unexpected failure during rocket launch and liftoff. At the same time, the liquid propellant developed by Liming Chemical Research Institute is also used as the main fuel for spacecraft attitude control, orbital module attitude control and return module landing thrust engine. When Shenzhou VI was launched, Liming Chemical Research Institute provided 3 tons of 5 kinds of propellant raw materials. 19 at 9: 00 am on September 9, the 27th Research Institute of China Electronics Technology Group Corporation, a manufacturer of product measurement and control and communication systems, was still busy in Zhengzhou. A staff member of the institute's office is sorting out the materials on which the institute's participation in China's space industry in the past 40 years is based. From the development of 1967 electronic TT&C system with two missiles and one satellite to the TT&C and communication before and after each flight in shenzhou spaceship, No.27 Institute has always been involved. It is understood that TT&C and communication system of Shenzhou VII spacecraft in the return, reentry and landing stages of the launch site are all manufactured by the institute. Since the first flight of the manned spacecraft in China, three sets of vehicle-mounted mobile stations for radio measurement, control and communication developed by the 27th Research Institute began to serve in the space launch site. With the different needs of each flight and various technical feedback information, before the launch of Shenzhou, the 27th Research Institute had to carry out numerous experiments on the basis of the original system and update and improve it. For example, this time, the radio measurement and control system used by Shenzhou VII adopted a new technology that can fill the gap in China after innovation. Among the seven systems in shenzhou spaceship, the measurement and control and communication system is very important. For example, a staff member of the hospital said that the spacecraft is like a kite, and the monitoring stations and ocean-going survey ships distributed in the three oceans are the kite-pulling lines, and the ground control system is like a kite-flying person. The overall design level of monitoring and communication is directly related to many safety problems of manned spacecraft. Landing field system is one of the most critical links for astronauts to return to the ground safely. After flying in space, the spacecraft began to re-enter the atmosphere from the return capsule, and used advanced radio measurement system to capture, analyze and predict the landing point of the target, then organized a quick approach to the return capsule, disposed of the return capsule, and finally transported it safely to the base. Henan enterprises witness China's space power. "In addition to these manufacturers who undertake supporting and supporting tasks for shenzhou spaceship, many enterprises in our province are also contributing to China's space industry in obscurity." A staff member of Henan Association for Science and Technology told the reporter. Zhengzhou Metal Products Research Institute, which is capable of designing special-shaped steel wire equipment, developing special-shaped steel wire products and detecting special-shaped steel wire pass processing, has developed special parachute wire ropes for the spacecraft's high-speed return flight, each wire rope can bear up to 300 kilograms of force, ensuring a safe and stable "soft landing" of the return cabin. The strapdown attitude measuring instrument developed by Luoyang 6 13 Research Institute will accurately measure the landing attitude of Shenzhou series spacecraft at the acceleration below10000m. Luoyang High-tech Zone 158 Factory undertook the task of developing and producing tens of thousands of electronic connectors for Shenzhou. Wugang Company has provided a variety of high-quality steel plates for shenzhou spaceship and the rocket launching bracket. The accessories produced by Xinxiang Bashan Precision Filter Material Co., Ltd. are applied in shenzhou spaceship. Factory 693 of Aerospace Times Company, located in Zhengzhou Hi-tech Development Zone, has successively developed and provided 60% electrical connectors and hundreds of electronic instruments for seven systems, including Shenzhou astronauts, applications, spacecraft, rockets, launch sites, measurement and control communications and landing sites. In the past 33 years, there has been no mistake in all previous space flight launches.
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