熱風洞 的英文怎麼說
中文拼音 [rèfēngdòng]
熱風洞
英文
hot wind tunnel-
There are more than one hundred natural and artificial sights in jiangjin, forming a traveling netwlrk with a line along the yangtze, a south wing of simian mountain, and a north wing of beicao mountain water ? eroded cave sights group. it has become an important part of chongqing tree gorges traveling hotline
江津境內有100餘處自然和人文景觀,形成了以長江沿線景觀為一線,四面山為南翼,碑槽山溶洞風景群為北翼的「兩翼一線」旅遊網路,是重慶三峽旅遊熱線的重要組成部分。’ the sunshine struck hot on his fur, soft breezes caressed his heated brow, and after the seclusion of the cellarage he had lived in so long the carol of happy birds fell on his dulled hearing almost like a shout
太陽曬在他的毛皮上,暖烘烘的,微風輕撫著他發熱的額頭,在洞穴里蟄居了那麼久,聽覺都變得遲鈍了,連小鳥兒歡快的鳴唱,聽起來都跟大聲喊叫一樣。Has many beautiful scenery scenic spots enshi to advantage sichuan, for instance the hoodoo, for instance leaps the natural tunnel, i deeply love own extremely hometown
恩施到利川有著許多美麗的風景名勝,比如石林,比如騰龍洞,我十分熱愛自己的家鄉。They had come in out of the storm to the smoky warmth of the cave.
他們從風雪中走進煙霧彌漫、熱氣騰騰的山洞里。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的高超聲速低密度風洞中,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,把理論計算結果與上述試驗結果比較,幾者符合得較好。According to the requirements of propeller aerocraft model test in wind tunnel, specifications of the driven motor is presented by aerodynamic analysis, and a short - term operated high power density three - phase induction motor is developed with reasonably designing the motor, such as electromagnetism load, heat checkout and high - efficiency heat exchanger
摘要針對螺旋槳飛機模型帶動力風洞實驗要求,通過氣動性能分析提出驅動電機的技術指標,在滿足結構約束的條件下,通過合理設計電機的電磁負荷、校核發熱、採用高效冷卻裝置等,研製出短時工作制高功率密度三相異步電機。The optimized heat exchangers module was verified to be good based on wind tunnel test and road test
改進方案的風洞實驗和實車路試結果表明,各散熱器的散熱量達到設計指標,各系統工作正常。Welcome to shanjuan scenic zone to enjoy legend of the eternal love
善卷洞風景區熱情歡迎您的到來,在粱祝的故鄉回味那永恆愛情傳說。The demonstration of heat - transfer measuring techniques and prospect of infrared thermal mapping techniques, main parts and performance indexes of a infrared camera, functional blocks and implementation of infrared processing software, experimental facility and measuring system of the wind tunnel has been made. the model emittance was experimentally determined and the three methods correcting directional emittance were compared. those problems of the infinite - slab model thickness and constant wall heat rates hypothesis, the determination of adiabatic wall temperature were discussed in a 1 - d heat conduction analysis
本文對紅外熱圖測熱技術與應用前景、紅外熱像儀主要部件與性能指標、紅外測熱數據處理軟體功能模塊與實現、風洞試驗設備與測量系統等進行了論述,測量了模型表面發射率並對發射率隨極角變化的三種修正方法進行了對比,對一維熱傳導分析中模型壁厚半無限假設、壁面熱流定常假設、絕熱壁溫選取等進行了探討。Measurement of equivalent thermal resistance of planted roof in hot - climate wind tunnel
熱氣候風洞內測定種植屋面當量熱阻The static pressure distributions of turbine blade surface were measured under five different circumstances and heat flux distributions of turbine blade were measured under two different circumstances. the experiment ' s accuracy, reliability were discussed
對激波管風洞實驗臺的測試精度、可靠性進行討論表明該種實驗方式對渦輪流場測壓、測熱實驗具有令人滿意的精度。The latter, which had such these virtues as non - contact measurements, small flow field disturbances and larger measured areas, was widely applied in wind tunnel tests
紅外熱圖技術是一種非接觸測量技術,具有對流場無干擾、大面積測量等優點,在風洞試驗中獲得了廣泛的應用。In the twodimensional wind tunnel, systematic experimental researches were carried out on the phenomenon of reverse transition on a heated plane with stable density stratification
針對加熱平板表面密度分層結構中的逆轉捩現象,在二元風洞中進行了系統的實驗研究。Film cooling of the surface of a gas turbine blade was studied in a large - scale low - speed opening wind tunnel according to actual requirement of the design of aero - engine. the surface of a gas turbine blade was cooled by cylindrical holes in the experiment, with the hole number of fifteen in stator and eight in rotor
應航空發動機設計的要求,在大尺寸低速葉柵傳熱風洞中分別對發動機渦輪導向葉片和動葉表面的氣膜冷卻特性進行了研究,具體研究在不同氣膜孔出流時,在不同主流雷諾數和吹風比情況下葉片表面局部換熱系數的分佈規律。The flow field and the temperature field in the turbine cascade were studied in view of experiment and computation. using the shock wind tunnel, two kinds of turbine cascade were tested
本文在激波管風洞中利用兩種葉柵在總共五種工況下進行了葉表靜壓測量實驗,在兩種工況下進行了葉表熱流率測量實驗。Aerodynamic parameters measurement and flow visualization can be realized in this tunnel
該風洞可以完成氣動力、氣動熱、壓力分佈的測量,以及流動顯示與測量。分享友人