It is pointed out that the AC/DC integrated de-excitation protection can be used as the preferred solution for the de-magnetization protection of large hydro-generator rotors.
In the figure: Ufr-excitation power supply FMK excitation circuit breaking device LQ-generator rotor wind…
* After the switch is turned on and off, the variable frequency speed control air compressor continuously detects the pressure change of the air system through the EPC intelligent controller. The feedback pressure is compared with the set pressure, and the inverter output is controlled in…
In order to reward users, Xichai Engine will hold a "3.11" spike on November 11, 2015. Prizes include 11 Xichai Aowei 11L engines or equivalent FAW Xichai maintenance voucher, registered users can directly spike in the
On October 28, 2015, Kautex’s Wuhan plant, the world’s largest manufacturer of plastic fuel tanks for vehicles, settled in the Wuhan Development Zone. This means that, following the cities of Changchun, Shanghai, Guangzhou, and Chongqing, Kathes’…
Liaoning, Beijing, Shanghai, Guangdong and other provinces and municipalities consumer associations (CC, Consumer Protection Committee) a total of 31 consumer rights protection units recently conducted a survey on the special car service, the survey results released on the 29th showe…
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When the weather is hot, many “lazy people†who do not want to cook are accustomed to take delivery and use disposable bamboo chopsticks…
Recently, a research team at Nagoya University in Japan developed a detector with a PM2.5 size of only 5 cm square, which is only 1% of the curre…
In summer, it is not only inconvenient for riders to travel, but also dust and other objects on the body and chassis. Cleaning and checking the car after the rain is a necessary part of the daily maintenance of the vehicle, although it is a lot of work.
1, ti…
The collapsed air is widely used as a power in many industries because of its sufficient gas source to urinate along the pressure drop, long-distance transport without pollution, and safe use. However, the compressed air station is also referred to as the air compressor station, which is …
In particular, after entering the 21st century, our country’s industry has achieved unprecedented development. During the 12th Five-Year Plan period, the dryer industry developed in depth. The 18th National Congress of the People's Republic of China also painted an ideal develop…