百度试题 结果1 题目What is a wind turbine? ( ) A. tool B. device C. An equipment D. A ruler 相关知识点: 试题来源: 解析 B 反馈 收藏
17. What is the disadvantage of using a wind turbine?(1) Wind is non-renewable.(2) It reduces the earth's natural resources.(3)It cannot produce efectrical energy at night.(4) It does not produce the same amount of electrical energy all the time. 相关知识点: 试题来源: 解析 4...
Wind turbines have an average life of over 25 years. Rapid evolution of wind technology has lead to an increase in the durability of wind turbines. How do wind turbines produce energy? The functioning of a wind turbine can be explained in function of the following phases: ...
A. A new type of wind turbine. B. A new type of solar panel. C. A new type of battery. D. A new type of car. 相关知识点: 试题来源: 解析 B。解析:文中提到“Their first breakthrough came when they developed a new type of solar panel that was more efficient and affordable than...
Moe G.What is the optimum size for a wind turbine. California, USA: San Diego; 2007.Moe, G (2007). "What is the Optimum Size for a Wind Turbine?" In Proc Int Conf Offshore Mech and Arct Eng, CD-ROM.What is the optimum size for a wind turbine. Moe G. Proceedings of the ...
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When was the first windmill invented? When did the American windmill come into fruition? When was the wind turbine invented? Editorial Contributors George Duval George Duval is a writer and expert in sustainability and environmental studies. After graduating with a B.A. in Sustainability from Florid...
Brake – Necessary to slow the rotor down Low-Speed Shaft – Attaches to the rotor and turns as the rotor turns on a 1:1 ratio Gear Box – Serves the same function as a car, the rotor spins slowly as the wind pushes against it and the gearbox or transmission increases that rotational...
What is it? A fill-in vocabulary sheet to support the geography topic of food and farming Who is it for? 11-14s Why is it hot? A useful resource to help students understand and remember key words. Handy for reference purposes in class or as a revision tool. ...
The nacelle of a wind turbine is a complex electromechanical system with quite a few components that function correctly with precision. Significant turbine parts are the generator and the turbine shaft that transfers the harvested power from wind to the generator through a gearbox. The gearbox is ...