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Voltage Control of a Novel Double-Winding Asynchronous Generator with Current Control Voltage Inverter Fu Yu, Ma Weiming, Li Yumei, Wang Dong (Institute of Power Electronics Technology, Naval University of Engineering, Wuhan 430033, China) The electromagnetic compatibility of the system. …
Recovery of gold from concentrate containing arsenic is the most complex problem. This is the root cause intractable concentrate: gold was present in a state disseminated sulphide …
(1) According to the “Specifications for Geological Exploration of Salt Lake Mineral Deposits†(Trial), the general industrial indicators of the Shiyan Salt Lake deposits provided in 1993 are shown in Table 1.
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95% of China's energy and 85% of raw materials come from mineral resources. With rapid population expansion and economic development, the demand for mineral resources is growing. At the same time, along with the exploitation and development of the mine, a large amount of tailing water w…
Introduction to sample pulverizer
HY98 series sealed sample preparation and pulverizer is a new type of equipment which has been designed and improved according to the reasonable dust-free opinions of users. Having a beautiful…
We know that there are many inspection items in food inspection. In rice, for example, rice testing requires the inspection of yellow grains, disease classes, belly whites, and imperfect granules. To accomplish these tasks, the first thing to start is the use of rice grinders to …