At 17:36 on the evening of June 11, the series voltage source converter valve based on the crimp-type IGBT developed by State Grid Smart Grid Research Institute was operated stably at a voltage level of ± 10 kV with a switching frequency of 1050 Hz. The system performance Good, successf…
Volkswagen Group (China) executives revealed on the 22nd that China is currently an important market for the group, and its future goal is to achieve long-term healthy growth in China.
From January to June 2015, Volkswagen Group (China) and two joint ventures – Shanghai V…
Car water radiator analysis and improvement Whether it is to reduce the number of water tubes in the direction of the radiator core thickness, or reduce the geometry of the water pipe, the results will lead to a reduction of the cooling area, obviously affect the entire radiator cooling p…
The Chinese auto industry, which spent the barbarous period of growth, has also begun its 2.0 journey under the tide of China's new economy. For the big but not strong Chinese auto industry, this is also destined to be a process of reconstruction, reorganization, and reshaping. At thi…
Tri-eccentric two-way metal sealing butterfly valve product description
Tri-eccentric two-way metal sealing butterfly valve Features and Uses: Three eccentric two-way metal sealing butterfly valve with three eccentric metal seal structure, at room temperature or high temperature ha…
Recently, the Nissan 2016 Paragraph was officially launched. This is another model that Dongfeng Nissan accelerated to enter the mainstream market…
This month, Tongtian Biological, as the world's …
In China's large-scale parts and components enterprises, only a single part is produced, especially under the current "multi-brand, diversification strategy". However, the huge Shuanghuan factory has persisted for many years. It is a lean piston ring. Entering the doubl…