The performances of the motor with constant and fan-type load torque are computed.

分别计算了电机带恒转矩负载和风机类负载时的运行状况。

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The speed control driving for fan-type load can save much energy, but it is not popularized for lack of simple, reliable and economical motor speed control device.

风机类负载采用调速驱动可节约大量能量，但由于缺少简单、可靠、经济的电机高速装置，该技术基本没有推广。

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This paper mainly research on the feasibility technique of high speed fan-type light wheel coal grinding machine in boiler powder manufacturing system which applied in power plant used brown coal.

本文主要研究应用在发电厂以褐煤为燃料的锅炉制粉系统中的高速风扇式轻型轮磨煤机可行性技术。

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As for the other incidents that have beset the type over the past few months -- a fan shaft failure on an engine, an oil leak, a windshield crack -- all can safely be put down to teething problems.

CNN: How Boeing can bounce back from Dreamliner problems

Mr. Press is also a fan of the trendy "Clubmaster" look, a type named after a vintage Ray-Ban model with a thick bold top and a metal bridge.

WSJ: Eyewear Designer Jeff Press on Choosing the Best Sunglasses for Men