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Application of 10kv High—voltage Frequency Converter for Counter-rotating Fan in Coal Mine

锛圦uandian Coal Mine锛孲henhuo Coal Industry and Electricity Power Co锛�锛孡td锛孹uchang 461 1000锛孋hina锛�

Abstract锛� As the question existing in the method of adjusting counter—rotating fan锛�10kv high-voltage frequencyconverter is adopted to realize remote control锛嶵he principle and characteristic of the frequency converter is mainlyintroduced锛嶵o run for half a year shows that the control is handy and the energy—saving is significant锛�

Key words锛� frequency converter锛沜ounter-rotating fan锛沜ontrol锛沞conomize on energy

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