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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的一個變速驅動系統正在為波音公司在費城的旗艦風洞的大型風扇提供動力,以製造出次音速風速。
- vaccum driven wind tunnel 吸氣式風洞
- Thermal viscous fan drive has defective bearing. 熱粘性風扇驅動有失靈的軸承。
- Improperly operating viscous fan drive. 粘滯的風扇驅動工作不正常。
- Viscous fan drive not operating properly. 粘性風扇驅動不能正常工作。
- The experiments were conducted in a wind tunnel at a location 50 ft downwind from the fan. 實驗是在風洞中距離風機50英尺處進行。
- The planes survived the wind tunnel test intact. 這些紙飛機在測試風道中絲毫未損。
- Remove fan blade assembly from viscous fan drive unit (four bolts). 從粘性風扇驅動裝置(四個螺栓)上拆卸風扇葉片組合。
- It is not correct to think of the wind tunnel having uniform flow. 設想風洞具有均勻的氣流是不正確的。
- Setting very low speeds in a wind tunnel is always a vexatious problem. 在風洞中調出低風速來始終是一個麻煩問題。
- It should be noted that a balance is not always required in a wind tunnel. 應該指出,天平對風洞來說並非是絕對必須的。
- Energy saving test report of fan driven by converter which is referenced for user is extracted. 摘錄了可供用戶參考的變頻器驅動風機節能試驗報告。
- The aerodynamics characteristics of this airfoil is studied in wind tunnel. 進行了翼型的低速氣動力性能研究,為附面層特性研究提供了方向。 結果表明,該翼型具有較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. 粘性風扇驅動操作不受驅動軸承附近的銹跡影響。如果泄漏過度,更換風扇驅動裝置。
- The wind tunnel is produced under a technical cooperation agreement with Ford Co of US. 風洞機是根據與美國福特公司的技術合作協議生產的。
- A water-cooling system consists of the engine water jacket, thermostat, water pump, radiator, radiator cap, fan, fan drive belt and neccessary hoses. 一個完整的水冷系統包括機體水套,節溫器,水泵,散熱器,散熱器罩,風扇,風扇驅動皮帶和必需的水管。
- Any flight test and wind tunnel correlation always suffers from a great number of unknowns. 在對飛行試驗與風洞試驗進行比較時總有大量的未知數。
- 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. 介紹了以東風11型內燃機車牽引的准高速列車風洞模型試驗,包括以韶山8型電力機車作牽引的對比試驗。
- The damping derivatives can only be determined experimentally in the wind tunnel or ballistic range. 阻尼導數只能用風洞或彈道試驗來確定。
- 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. 如果因為機械損壞而更換風扇葉片組合,應該檢查水泵及粘性風扇驅動,這些組件可能由於過度抖動而損壞。