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- An ABB variable speed drive system is to power the giant fan that generates subsonic wind speeds at Boeing's flagship wind tunnel in Philadelphia. ABB的一个变速驱动系统正在为波音公司在费城的旗舰风洞的大型风扇提供动力,以制造出次音速风速。
- vaccum driven wind tunnel 吸气式风洞
- Thermal viscous fan drive has defective bearing. 热粘性风扇驱动有失灵的轴承。
- Improperly operating viscous fan drive. 粘滞的风扇驱动工作不正常。
- Viscous fan drive not operating properly. 粘性风扇驱动不能正常工作。
- The experiments were conducted in a wind tunnel at a location 50 ft downwind from the fan. 实验是在风洞中距离风机50英尺处进行。
- The planes survived the wind tunnel test intact. 这些纸飞机在测试风道中丝毫未损。
- Remove fan blade assembly from viscous fan drive unit (four bolts). 从粘性风扇驱动装置(四个螺栓)上拆卸风扇叶片组合。
- It is not correct to think of the wind tunnel having uniform flow. 设想风洞具有均匀的气流是不正确的。
- Setting very low speeds in a wind tunnel is always a vexatious problem. 在风洞中调出低风速来始终是一个麻烦问题。
- It should be noted that a balance is not always required in a wind tunnel. 应该指出,天平对风洞来说并非是绝对必须的。
- Energy saving test report of fan driven by converter which is referenced for user is extracted. 摘录了可供用户参考的变频器驱动风机节能试验报告。
- The aerodynamics characteristics of this airfoil is studied in wind tunnel. 进行了翼型的低速气动力性能研究,为附面层特性研究提供了方向。 结果表明,该翼型具有较好的升阻和俯仰特性,但失速特性差。
- Viscous fan drive operation is not affected by small oil stains near the drive bearinIf leakage appears excessive, replace the fan drive unit. 粘性风扇驱动操作不受驱动轴承附近的锈迹影响。如果泄漏过度,更换风扇驱动装置。
- The wind tunnel is produced under a technical cooperation agreement with Ford Co of US. 风洞机是根据与美国福特公司的技术合作协议生产的。
- A water-cooling system consists of the engine water jacket, thermostat, water pump, radiator, radiator cap, fan, fan drive belt and neccessary hoses. 一个完整的水冷系统包括机体水套,节温器,水泵,散热器,散热器罩,风扇,风扇驱动皮带和必需的水管。
- Any flight test and wind tunnel correlation always suffers from a great number of unknowns. 在对飞行试验与风洞试验进行比较时总有大量的未知数。
- Wind tunnel experiments on aerodynamics of quasi high speed trains driven respectively by a diesel locomotive, Dongfeng 11, and by an electric locomotive, Shaoshan 8, are conducted. 介绍了以东风11型内燃机车牵引的准高速列车风洞模型试验,包括以韶山8型电力机车作牵引的对比试验。
- The damping derivatives can only be determined experimentally in the wind tunnel or ballistic range. 阻尼导数只能用风洞或弹道试验来确定。
- If fan blade assembly is replaced because of mechanical damage, water pump and viscous fan drive should also be inspecteThese components could have been damaged due to excessive vibration. 如果因为机械损坏而更换风扇叶片组合,应该检查水泵及粘性风扇驱动,这些组件可能由于过度抖动而损坏。