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- High pressure hypervelocity electrothermal wind tunnel performance study and subscale tests 高壓極高速電熱風(fēng)洞的性能研究和縮尺模型試驗
- The planes survived the wind tunnel test intact. 這些紙飛機在測試風(fēng)道中絲毫未損。
- It is not correct to think of the wind tunnel having uniform flow. 設想風(fēng)洞具有均勻的氣流是不正確的。
- Knowledge of performance evaluation, reduction in aerodynamic drag and interference, and wind tunnel testing (Aeronautical). 熟悉風(fēng)機性能評估及風(fēng)洞試驗,降低氣動(dòng)阻力(氣動(dòng)專(zhuān)業(yè));
- Setting very low speeds in a wind tunnel is always a vexatious problem. 在風(fēng)洞中調出低風(fēng)速來(lái)始終是一個(gè)麻煩問(wèn)題。
- It should be noted that a balance is not always required in a wind tunnel. 應該指出，天平對風(fēng)洞來(lái)說(shuō)并非是絕對必須的。
- The aerodynamics characteristics of this airfoil is studied in wind tunnel. 進(jìn)行了翼型的低速氣動(dòng)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。
- The flow quality and performance of instrumentation of the AT-303 wind tunnel have been checked by testing the HB-2(AGARD) reference model with force measurements and comparing the results obtained with available experimental and numerical data. 在ITAM與ESTEC和EADS-ST協(xié)作的ISTC項目的框架下,在A(yíng)T303風(fēng)洞中對不同航天飛行器的空氣動(dòng)力特性進(jìn)行了研究。 通過(guò)對HB-2(AGARD)參考模型進(jìn)行測力實(shí)驗,并將實(shí)驗結果與其它可用的實(shí)驗和數值計算結果進(jìn)行比較,AT-303風(fēng)洞的流場(chǎng)品質(zhì)和實(shí)驗儀器的性能得到了檢驗。
- To investigate the aerodynamic performance effects of front guide blade to test cascade, low speed wind tunnel experiments were carried out on the two LGV cascades with and without front guide blade. 摘要為了考察導向葉片對實(shí)驗渦輪導向器氣動(dòng)性能及渦系結構的影響，采用在實(shí)驗葉柵前放置前置導葉的方法分別對原型和改型兩種渦輪低壓導向器進(jìn)行了低速風(fēng)洞實(shí)驗。
- The wind tunnel is produced under a technical cooperation agreement with Ford Co of US. 風(fēng)洞機是根據與美國福特公司的技術(shù)合作協(xié)議生產(chǎn)的。
- Any flight test and wind tunnel correlation always suffers from a great number of unknowns. 在對飛行試驗與風(fēng)洞試驗進(jìn)行比較時(shí)總有大量的未知數。
- The experiments were conducted in a wind tunnel at a location 50 ft downwind from the fan. 實(shí)驗是在風(fēng)洞中距離風(fēng)機50英尺處進(jìn)行。
- The damping derivatives can only be determined experimentally in the wind tunnel or ballistic range. 阻尼導數只能用風(fēng)洞或彈道試驗來(lái)確定。
- In the experiment under the 20 m/s wind tunnel conditions, the wind abrasion modulus is almost zero. 在每秒20米的風(fēng)洞實(shí)驗中，吹蝕模數幾乎為零。
- In this paper, the initial stage in application of fuzzy logic to aircraft high-angle-of attack aerodynamics using wind tunnel test data is outlined. 本文概述最初階段利用風(fēng)洞試驗數據應用模糊邏輯研究飛機大攻角空氣動(dòng)力學(xué)的情況。
- In the experiment under the 20 m/s wind tunnel conditions,the wind abrasion modulus is almost zero. 在每秒20米的風(fēng)洞實(shí)驗中，吹蝕模數幾乎為零。
- Aeronautical engineers take their models into wind tunnels to measure performance factors. 航空學(xué)工程師將他們的模型放置在風(fēng)道內來(lái)測量性能因素。
- Both types of tests have been explored in wind tunnels. 這兩種形式的試驗都已在風(fēng)洞中進(jìn)行過(guò)探索。
- NASA and Boeing said data from the flight are already being compared with data from wind tunnel tests. NASA和波音公司的數據說(shuō),從飛行正在與風(fēng)洞試驗數據。
