風洞試驗結果 的英文怎麼說

中文拼音 [fēngdòngshìyànjiēguǒ]
風洞試驗結果 英文
wind tunnel test-result
  • : Ⅰ名詞1 (空氣流動) wind 2 (風氣; 風俗) practice; atmosphere; custom 3 (景象) scene; view 4 ...
  • : Ⅰ名詞(物體上穿通的或凹入較深的部分; 窟窿; 洞穴) hole; cavity Ⅱ形容詞(深遠; 透徹) profound; thorough; clear
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ名詞1 (果子) fruit 2 (事情的結局; 結果) result ; consequence 3 (姓氏) a surname Ⅱ動詞(吃...
  • 風洞 : [航空] wind tunnel; air tunnel; whirl tube; wind tunnel plant; flume
  • 試驗 : trial; experiment; test
  • 結果 : 結果bear fruit; fruit
  1. The research test of this discussion as follows : making investigation and research to overseas related materials ; make investigation to built highways in desert areas, dozens of routes and nearly 100 road sections have been surveyed, among them two highways have been taken as the chief investigation objects, they are " 210 national highways - first grade highways from bao tou to dong sheng " and " the section of nei meng a la shan meng s307 from shang de to meng gen " ; the relationship between windblown sand drift and the roadred height wind tunnel test ; make investigation to the tested road sections and subengineerings then make statistics and study according to the test outcome ; the stability analysis of different roadbed height ; the analysis of roadbed economy

    本課題的研究工作包括:對國外相關資料的調研分析;對已建沙漠地區公路進行調查、觀測了十余條線路,近百段路段,以『 210國道包頭至東勝一級公路』 、 『內蒙阿拉善盟s307尚德至孟根段』為主要調查對象;沙流路基高度的關系、;對調查路段及依託工程調查、觀測統計研究;不同高度下路基穩定性分析;路基經濟性分析;按照沙丘類型及公路等級提出路基合理高度推薦值。
  2. It is indicated that the grids generated by the proposed method are simple, high quality and suitable for different building shapes, and the results of numerical simulation agree well those of the wind tunnel test

    網格剖分和數值模擬表明,採用本文方法生成的網格格式簡單,網格質量高,適應性強,適用於多種體型建築物的模擬計算,並且場模擬風洞試驗結果有較好的吻合。
  3. The tests were conducted in the hypersonic low density wind tunnel at nominal test conditions of mach 16, stagnation temperature 923k, stagnation pressure 1. 40mpa and 7. 30mpa. heat - transfer data were obtained on a hemisphere model, a sharp cone and a big blunt cone respectively by means of infrared thermal mapping techniques, that of a 0. 5mm thickness blunt cone by virtues of thermocouples. furth ermore, heat - transfer on all those models was calculated with the theoretical method

    最後在名義m _ = 16 、 t _ 0 = 923k 、 p _ 0 = 1 . 40mpa及7 . 30mpa的高超聲速低密度中,利用紅外熱圖技術獲得了半球圓柱、尖錐、大鈍頭三個模型表面熱流分佈,利用薄壁法技術得到了一壁厚為0 . 5mm的鈍錐模型表面的熱流分佈,並通過工程理論方法計算了模型表面的氣動熱,把理論計算與上述比較,幾者符合得較好。
  4. The optimized heat exchangers module was verified to be good based on wind tunnel test and road test

    改進方案的和實車路表明,各散熱器的散熱量達到設計指標,各系統工作正常。
  5. An efficient wind field simulation technique for wind - induced vibration analysis of long - span bridges is first introduced in this paper , and the statistic characteristics of the simulated wind field are then discussed on this basis , the time - domain expressions for the buffeting and self - excited forces acting on long - span bridges are further given a simple and practical method is presented for the non - linear parameter identification involved in the calculation of self - excited forces by using the above theory , the wind field and aerodynamic forces acting on the hong kong ting kau bridge are obtained the time - domain buffeting response analysis of the bridge shows that the analytic results agree quite well with the experimental ones this indicates that the theory presented in this paper has reached a practical level

    介紹了一種快速高效的用於大跨度橋梁致振動分析的場模擬方法,並對模擬場的統計性質進行了討論和證在此基礎上進一步給出了大跨度橋梁抖振力和自激力的時域表達方式,其中針對自激力計算中涉及的參數識別問題,提出了一種簡單實用的非線性參數識別方法本文採用上述理論,獲得了作用於香港汀九大橋上的場和氣動力,據此對大橋進行的抖振響應時域分析表明,計算風洞試驗結果吻合良好,說明文中述及的這套理論已達到實用的階段
  6. Abstract : this paper introduces bridge section model tests in the wind tunnel. it presents static forces on bridge section models. the effects of bridge fences, isolation belts and different model lengths on static forces are studied. the static and dynamic stabilities of bridge are analyzed. the results show the effect of bridge fence, isolation belts and different model lengths on static forces should be considered in wind load design

    文摘:通過橋梁節段模型測量了橋梁的力,研究了橋面護欄和隔離帶以及變模型長度對模型力的影響,並分析了橋的馳振穩定性和顫振穩定性.表明:設計方案以及應用時應考慮模型長度、橋面護欄及隔離帶的影響
  7. This paper presents the test approach to the complex wake wind tunnel, including ( 1 ) basic principles of the test ; ( 2 ) design method and parameters of rotor and warship models ; ( 3 ) installation scheme and test conditions of the model ; ( 4 ) some test results and analyses

    介紹了復合流場的方法,包括的基本原則、旋翼及艦船模型的設計方法和參數、模型的安裝方案及狀態,並給出了部分及其分析。
  8. Then figure out the wind load in term of the load criterion and the wind tunnel test results separately. by comparing with the two results, we can draw a conclusion that the values which generated by the load criterion are bigger than these ones generated by the other. in order to calculate and design in the worst situation, the paper select the bigger basic wind stress and then turn the area - load into liner - load to receive the displacement of the nodes and the internal force of the cells generated by the static wind load

    由此,得出用於作業棚構設計的數據,進而按建築荷載規范和數據分別計算出荷載標準值以及基本壓,通過對兩種靜力荷載計算的進行比較,可以看出,按規范計算荷載的構的整體計算中偏於保守。按照最不利情況計算的設計準則,本論文選用較大的基本壓值按受力面積分配的方法把面荷載轉化為線荷載代入midas運算程序中,求得該構在該靜力荷載作用下的節點最值位移。
  9. The flow regime inside of the tunnel, the characteristics of hydrodynamic load, the hydrodynamic pressure feature at the gate slot and the vent air speed during the shutting of the gate is studied through model test, and then the reliability of the gate, the feature of the vent air speed and the pressure at the gate slot during the shutting of the gate are analyzed based on the test result concerned

    通過模型研究了事故閘門關閉過程中泄洪內的水流流態、門體的水動力荷載特性以及門槽段動水壓力特性、通氣孔速,並根據分析了該閘門動水下門過程中的可靠性,通氣孔速特性和門槽段壓力特性。
  10. Based on the results of the wind tunnel test, the response of the structure and the wind pressure distribution of different position are gotten. the evaluation of the safety and the comfortable extent under the wind vibration are achieved

    根據風洞試驗結果得到構不同部位的壓分佈以及構在載下的響應,確定對構安全度的評估,實現振下構舒適度的算。
  11. Comparisons of experimental and computational shock mach number are made for four different condition. the results of numerical simulation agree with that of experiment, show good agreement between numerical simulation results and test results

    合氣動中心進行的激波,對四組不同情況進行了數值模擬,給出了測量困難的溫度值,數值模擬得到的值具有較好的一致性。
  12. Experimental constants include : ambient temperature 291k ~ 301k, rh 15 % ~ 21. 2 %, wind velocity 3. 2m / s at the nozzle position and horizontal to the spray fan, others are same as the fore experiment. the tendency of the two experiments results is consistent with the tendency from simulation. that indicate the improved shield spray is better than the original shield spray in reducing spray drift, and also more better than conventional spray without shield

    參數:噴霧藥液為含1 bsf的水溶液,速1 . 4m s ,向垂直於噴霧扇面,溫度281k 288k ,相對濕度rh9 20 ;室內參數:噴霧藥液為含2 bsf的水溶液,噴頭處速為3 . 2m s ,向平行於噴霧扇面,溫度291k 301k ,相對濕度rh15 21 . 2 ;分別在噴頭下向噴幅外的空中和地面布點收集飄失和飄移沉積的霧滴量,作為評價減少霧滴飄失效的指標:表明:改進后的罩蓋噴霧減少霧滴飄失的效好於雙圓弧未開口罩蓋噴霧,常規無罩蓋噴霧的霧滴飄失量大於開口罩蓋噴霧。
  13. In addition, the paper introduces the seismic design of open top floor, the design of steel cover, the test of static bearing capacity of pile and the test of wind tunnel experiment

    此外,本文還介紹了空曠頂層的抗震設計:鋼構屋蓋的構設計;介紹了樁基靜載的概況及其
  14. The mode number and the frequencies range, which were considered during calculating the wind - induced responses of large cantilevered roof by using the method of frequency domain, were analysed and discussed, according to the results of wind tunnel tests of bahamas and guinea stadium grandstand cantilevered roofs, and the rules that rms displacement and rms internal force responses under strong wind force changing with participant modes number and frequencies range were obtained, and which could be explained from the point of wind pressure power spectrum densities of the measured points on surface of the roof

    摘要根據援巴哈馬體育場和援幾內亞體育場主看臺懸挑屋蓋數據,分析和探討了採用頻域分析法計算大跨度懸挑屋蓋振響應時應考慮的構模態數和頻率范圍,得到強作用下懸挑屋蓋構均方根位移與內力響應隨參與計算的模態數和頻率范圍的變化規律,並從屋蓋表面測點壓譜密度的角度解釋了這種變化規律。
  15. In the paper, the computational results of all models are obtained, including 3 - d velocity field, 3 - d pressure field, and six aerodynamic coefficients. the results have good agreement with wind tunnel test

    文中得出了客車外圍流場的速度矢量圖和壓力分布圖以及六個氣動力系數,並將最終風洞試驗結果進行了比較,吻合較好。
  16. Then two - vehicle platoon in 5 different inter - vehicle distances and 3, 4, 5, 6 and 7 - vehicle platoon with fixed spacing are also simulated and analyzed respectively

    研究表明:單輛車數值模擬風洞試驗結果基本吻合。
  17. In order to study the effect of the number of vehicle and inter - vehicle distance on the aerodynamic characteristics of vehicle platoon in intelligent transportation systems ( its ), a single vehicle is simulated first and its results are compared with that of wind tunnel test

    摘要為了研究車輛前後間距和車輛數目對智能交通系統中隊列行駛車輛氣動特性的影響,首先對單輛車進行數值模擬,並將模擬風洞試驗結果進行對比,然後對兩輛車在5種不同間距下以及3 ~ 7輛車在固定間距下隊列行駛的情況分別進行了數值模擬及分析。
  18. Using the program the wind fields around several buildings with different body shapes are analyzed. the final results of grid division and refinement are presented. the final wind velocities around the building and wind pressures on the building surface are obtained and also compared with those from the wind runnel test

    採用計算程序對幾種不同體型建築物的流動場進行了模擬計算,給出了計算區域的網格剖分和加密,獲得了離散后的流場的速和壓模擬,並與風洞試驗結果進行了比較。
  19. Also longitudinal aerodynamic characteristics of missile are investigated. the traditional dependence on wind tunnel experiment is changed greatly : firstly, the aerodynamic characteristics of missiles with complex configuration are solved satisfactorily, especially integral rocket - ramjet missile ; secondly, feasibility of n - s equation to numerical simulation of inner and outer fiowfield of missile with complex configuration is discussed

    ( 3 )採用n - s方程方法數值模擬某型整體式沖壓發動機導彈的全彈內外流場,研究了導彈的縱向氣動特性,改變了過去依賴于地面風洞試驗結果的傳統做法。
  20. Using the developed computer program the wind flow around a cubic building model, a rectangle - section tall building and a gable - roof building are first numerical predicted, respectively. in the prediction the single - area and multi - area grid refinement approaches are respectively used and the numerical results are compared with the wind - tunnel test results and the numerical results without grid refinement obtained by other researchers. this indicates that the proposed nonstaggered grid and refinement scheme is not only valid and easy to be car

    採用編制的計算程序首先對一立方體建築模型、一矩形截面高層建築和一雙坡屋面建築的繞流場進行了模擬計算,分別採用單域和多域加密方案對建築周圍的網格實施了局部加密,數值模擬風洞試驗結果以及其他研究者的非加密計算進行了比較。
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