wind angle 中文意思是什麼

wind angle 解釋
風向角
  • wind : n 1 風;大風,暴風;氣流;【機械工程】壓縮空氣。2 【航海】上風;風向;〈古語〉〈pl 〉方向。3 氣息...
  • angle : n 【英史】盎格魯人〈cf Angles〉。n 1 角,隅,角落;棱,嬗角。2 【數學】角,角位,角的度數。3 【機...
  1. Based on the sha lo wan profiler data at 0740utc, the vertical shear at around 1, 100 ft was close to 8 kt per 100 ft. although this was lower than the 8 kt per 100 ft which has been used in the windshear warning system at the old kai tak airport, the increase in head wind was nonetheless significant due to the steep climb angle

    根據沙螺灣的氣流剖析儀在0740utc錄得的資料顯示,在約1 , 100尺的垂直切變接近每百尺每小時8海里。雖然此切變低於以往啟德機場的風切變警報系統所用的每百尺每小時8海里,但因為陡峭的爬升角度,令到逆風的增加變得顯著。
  2. Secondly, output powers are measured in the different wind velocity or the direction angle or angle speed for mechanics model. the optimal angle of the direction is determined. that is to say, output power is the maximum in this direction angle

    其次,通過對風力發電機模型在不同風速、不同方向角、不同角速度的情況下輸出功率的測量,得出最佳方向角,即在該方向角處輸出功率最大。
  3. This section essence shrinks the proportion is 1 : 43 simulation model vehicle the east wind - 11 short distance trajectory guided missile truck which develops voluntarily by our country, may mobile launch carries the system is a prototype, the chassis and the missile are the alloy manufacture, the missile may take out from the discharger or revolves along with the discharger to each angle, all vehicle doors may open, the rubber tire may rotate, the zero number of articles approaches 200

    此款精縮比例為1 : 43的模擬模型車以我國自行發展、可機動發射的東風- 11短程彈道導彈車載系統為原型,車體及導彈為合金製造,導彈可以從發射架上取出或隨發射架旋轉至各個角度,所有車門均可打開,橡膠輪胎可以轉動,零件數接近200個。
  4. We can use new functions to adjust the casements angle and lead wind to enter ; adjust indoor entered wind quantity and direction

    二利用新功能隨意調整窗扇開啟的角度導風入室內通風換氣。調節室內的進風量和方向的目的。
  5. Proceed from the angle of energy and taking considerations on interference factor and drag of airfoil profile, a kind of new typed calculation method on the design of vane air foil was put forward according to the vortex aerodynamics model of the rotor of wind turbines with horizontal axis

    摘要根據水平軸風力機轉子的渦流氣動模型,從能量的角度入手,考慮干涉因子和翼型阻力,提出了葉片翼型設計的一種新型計算方法。
  6. Although the accuracy in meterological forecast of tropical cyclones has been distinctly improved, it is still a difficult problem confronting masters and anti - typhoon team leaders of the companies how to steer clear of typhoon reasonably and safely in case that the actual resistance to typhoon is strong enough, the sea area wide enough, and the time permitting ; to avoid unreasonable deviation, anchoring for shelter, blindly rushing onto her path, being involved in storm area, even into the the center of typhoon ; under the limitation of the condition of the sea area and time. how to take correct meassures to escape, such as navigating with wind or windward in bias angle, slowing down, anchoring, berthing alongside the warf, mooring to buoy, etc. as early as possible

    盡管氣象部門對熱帶氣旋監測預報的準確率已經比過去有了明顯的提高,然而船舶在海上如何避離臺風,如何做到在本船實際抗風能力允許、海域條件允許、時間也充裕的前提下合理避臺,安全避臺,避免不合理的繞航、 「扎風」 ,避免盲目冒進「搶風頭」 ,更避免被捲入強風區甚至臺風中心;在海域條件受限、時間尷尬的情況下又如何正確採取偏順航、偏頂航、滯航、錨泊、系岸、系浮等抗臺措施和技術,盡快擺脫臺風的影響,仍然是擺在船長和公司防抗臺領導小組面前的一個實實在在的難題。
  7. From the vehicle safety angle, it provides theory and technical support for the research on automatic drive, intelligent drive and traffic safety. this paper is based on the study of single car external flow field about the simulation on the ground boundary layer, the rotating wheels and the crossing wind load, and on the two cars running - in - row and overtaking maneuvers

    同時使用穩態超車的研究方法,利用了階背式、快背式和廂式mira模型代替轎車模型進行了不同車型超車過程的對比研究,利用定性和定量兩種方法研究了不同轎車車型在超車過程中的異同。
  8. The result of computer and analysis based on blade elements theory shows us that we can regulate the rotate speed of wind turbine rotor by changing set angle and pitch h. variable - pitch system is the key component of the whole wind turbine, which can assure safely pitch - control and brake

    本文利用葉素理論,經計算分析得出:通過改變風力機安裝角可以改變槳距h ,從而改變風力機的轉速。變距機構是變槳距控制型風電機組實現變距控制和安全剎車的關鍵機構之一,它的運動由平動和轉動兩部分組成。
  9. He finds the pitch range after calculated the three important parameters through the bladed for windows software, then presents an optimized control strategy that regulate the pitch angle in terms of the wind speed. it must control the output power because the variational output power brings the variational loads. he confirms and optimizes the control strategy that the output power is the control target, the output power is divided into three parts

    將功率作為系統控制的目標,將功率分成三段進行控制,在低風速區,載荷是有限的,以功率最大化作為控制目標;在額定風速附近,由於處在升力曲線斜率的變化點,功率變化較大,應盡快調整槳距角進入失速區工作,減少載荷的波動,該額定風速區的上下工作點要通過現場試驗的手段來確定;在額定風速以上,使功率維持在額定輸出,減少功率波動,並通過bladed軟體的模擬計算對控制策略進行了驗證。
  10. Keyboard arrow keys control muzzle angle adjustment, press the space bar xu li, appropriate efforts to loosen the space bar shooting in the top of the wind for the wind direction and speed, according to adjust your its intensity

    鍵盤上下鍵控制炮口角度調整,按住空格鍵蓄力,到合適力度松開空格鍵射擊,最上面的「 wind 」為風向和風力,要根據其來調整你的力度。
  11. The optimum inclination angle is between 15 ~ 20, the length of thermosyphon will not change the phase - change heat transfer coefficient of the evaporation section and the condensation, which will enlarge heat transfer area of thermosyphon and increase the heat exchange capacity. the head - on speed of wind only stranger the heat transfer of the evaporation section and the condensation section. the experiment shows that the mathematic model closely fits to the thermosyphon, moreover, the one key to resolve the thermosyphon effect lies in decreasing the thermoresistance of evaporating section and condensation section. this study can provide directions and experience in the future research

    傾斜角越大,熱虹吸管總熱阻越大,最佳傾角在15 20之間;充液率過多或過少都會對傳熱性能產生不利影響,對于本實驗採用的1 . 75m 、 2m 、 2 . 5m 、 3m熱虹吸管,最佳充液率在20 % 35 %之間;管長對傳熱也有影響,管長不改變熱虹吸管蒸發段和冷凝段的換熱系數,只增加了熱虹吸管的換熱面積,增大換熱量;迎面風速的大小,起到強化熱虹吸管蒸發段和冷凝段換熱的目的。
  12. The wind magnitude and wind pressure can be easily adjusted in a wide range with a displaying device avilable. a well - illuminated air suction hood is equipped, which ensures clear observation of the movement of materials. besides, on both sides of the screen there are four holes available that make cleaning easy. the inclination angle of screen can be adjusted within a scope of 7 - 9. therefore, this machine is able to maintain stone - removing effect even the amount of material fluctuates. it can be used to remove the mixed stones in foodstuffs, grains, grease, feedstuffs and chemical products

    調節風量風壓方便,且范圍大有顯示裝置,配有大採光吸風罩,物料運動一目了然配有先進照明燈觀察,篩體二側設有四個清理手孔清理方便,去石篩面傾斜角度可可、調范圍7 - 9 ,因此本機在產量波動范圍之內均能達到去石效果及用於去除不同種類,糧食、雜糧、油脂、飼料、化工其它等的並肩石。
  13. Abstract : by means of the basic climatic principle and the local astronomical parameters the optimal dip angle, maximum wind pressure borne by the roof material, the depth of the cold - proof ditch and the suitable distance between the greenhouses in chengdu area are calculated

    文摘:應用氣侯學基本原理,當地天文參數與氣候資料,計算了成都地區節能日光溫室採光面最佳傾斜角,頂面覆蓋材料承受最大風壓,防寒溝深度及溫室間適宜距離。
  14. Abstract : wind tunnel experiments were carried out to investigate the influence of wind direction on the wind pressure of proximite buildings. mean and fluctuating pressure coefficients on a high building, at sixteen different wind incidences and with one and two interfering buildings, were measured in the tests. this paper presents the characteristics of wind pressure on the building, which varies with the incident wind angle and with the numbers of adjacent buildins. due to the variation of wind angle and the interference effects, the complex feature of pressure distributions can be found on the downstream building surfaces for building group arrangement at certain angle of wind attack. some area of the interfered building for such configuration, in comparison with one single building ' s, may undergo very strong positive or negative pressures

    文摘:通過風洞實驗研究了風向對兩個和三個鄰近建築風壓分佈的影響特性.實驗結果給出了在不同風向角下,作用於受擾建築上的平均和脈動風壓系數.當受擾建築處于下游位置時,建築之間的干擾效應主要表現為遮擋影響,建築物上的總體風壓系數不是很大,但在建築物表面上有時會產生局部較大的負壓系數.另外,在某些風向角下由於受到上游分離氣流的影響,在下游建築的局部表面又會出現較大正壓.這些結果可供建築布置和結構設計時參考
  15. The method can eliminate the conventional fuzzy control system ' s steady - state errors and flutters. considering wind disturbance, the stabilized loop of pitch angle was designed and simulated with this method

    9採用帶優化修正函數無量化的模糊控制方法設計國產直九c海豚直升機的縱向姿態角穩定迴路系統。
  16. It proves that the capability of wind generator is determined to slip, rotor voltage and angle between rotor voltage and stator voltage, and investigates the control model based on the stator field - oriented vector control

    文中還分析了雙饋型風力發電機的轉矩特性和穩態特性,證明了發電機的性能由轉差率、轉子電壓和定轉子電壓間的相位角差決定的。
  17. For shutters, the results show : 1 ) according to the formula p =, the theoretical value of is calculated by the effective velocity of the flow, and its engineering value is calculated by the arriving velocity of the flow, the relationship between the theoretical value of and its engineering value is 2 ) the smaller value of declining angle will result in the smaller pressure loss and smaller outlet velocities. as a result, the declining angle of 30 擄 or less is recommended in some places which need small wind velocity, such as broadcasting studio and library, and the declining angle of 45 擄 or less is recommended in places which need big wind velocity, such as cinema and office ; 3 ) the larger value of ratio between the wide of the shutter b and the space between two boards h ( b / h ) will result in the larger pressure loss and smaller outlet velocities. the range of b / h from 0. 8 to 2. 0 and the optimum value 1. 2 is recommended ; 4 ) the range of b from 10 mm to 50 nun and the optimum value 40 mm is recommended ; 5 ) the proper thickness of the boards 8 of the shutters is 1. 5 mm ; 6 ) cuneiform boards should replace the rectangle inlet boards of the shutters in order to obtain better ventilation

    數值模擬採用fluent軟體,計算結果用excel進行處理,通過對大量數值工況進行數值模擬計算,結果表明:對于單側百葉風口,計算表明: 1 )對于公式p = ( ~ 2 ) 2 ,的理論計算值中定義為流體流經百葉風口內部時的速度,即有效速度,而工程上常使用流體的來流速度來計算,計算表明,的理論計算值與工程應用值的關系為( _ (理論) ) ( _ (工程) ) = 0 . 813 ; 2 )當來流速度一定時,擋板傾斜角度越小,壓力損失越小、出口速度越小;因此在要求進口風速比較小的場所,如播音室、圖書館等,宜採用擋板角度30的百葉風口;在要求進口風速比較大的場所,如電影院、辦公室等,百葉擋板的角度應選45 ; 3 )當來流速度一定時,百葉擋板的擋板寬度b與擋板間距h的比值b h越大,壓力損失越大,出口速度越小,計算表明,鑒于壓力損失、出口風速、板間形成渦流區的大小,百葉擋板的b h值取0 . 8到2 . 0之間, b h = 1 . 2為最佳值; 4 )當來流速度一定時,在計算的條件下,當百葉擋板寬度b = 40mm時,百葉擋板的阻力系數最小,考慮到渦流區等的影響,建議選用10mm b 50mm的百葉擋板;西安建築科技大學碩士學位論文5 )百葉擋板的厚度取為1 . sinln為好; 6 )百葉擋板的入口側可選用具有傾斜度的楔形擋板來代替矩形擋板,利用其較好的導流作用,可得到更好的出流效果。
  18. Under the horizontal earthquake action and wind force, aim at " the pure frame structure with rectangle columns ", " the pure frame structure with special - shaped columns ", " the frame - truss structure with special - shaped columns " and " frame - shear wall structure with special - shaped columns ", earthquake action analysis was done by the spacial finite element method through the changes structural parameter. analyzing systematically " structure vibration mode ", " vibration period ", " structure lateral rigidity ", " seismic action force ", " seismic response force ", " floor seismic shear force ", " lateral horizontal displacement of structure " and " members internal force ". results indicate : ( 1 ) based on equal area, the special - shaped columns replaced the rectangle columns, the structural lateral rigidity enlarges, the lateral displacement minishes obviously, the earthquake response increase slightly, the biggest increasing amount of frame columns axis - compress ratio is smaller than 0. 08. the whole aseismic performance of structure has improved ; ( 2 ) when the section ' s length and section ' s thickness ratio of special - shaped columns is smaller than 3. 6, the structure benefits to resist seismic action ; ( 3 ) the angle of horizontal seismic action with the whole coordinate is 0 degree, structure earthquake response is bigger, belonging to a control factor of structure aseismic design ; ( 4 ) the frame - truss structure with special - shaped columns and the " a " - brace has the biggest lateral rigidity ; ( 5 ) the frame - shear wall structure with special - shaped columns have bigger lateral rigidity and smaller displacement, members internal force enlarged just rightly, have much superiority of resisting seismic action ; ( 6 ) in the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), adopting special - shaped columns structure system, should reduce possibly the building ' s self - weight in order to reduce the earthquake response ; ( 7 ) the response spectrum method of computing seismic response and the time - history analysis method have similar analysis result

    西安理工大學碩士學位論文在水平地震作用下,並考慮風荷載組合,分別對「矩形柱純框架結構」 、 「異型柱純框架結構」 、 「異型柱框一析架結構」及「異型柱框-剪結構」等四種結構體系,通過改變結構參數,運用空間有限元方法,進行地震作用計算。系統地分析研究「結構振型」 、 「振動周期」 、 「結構側向剛度」 、 「結構地震反應力」 、 「樓層地震剪力」 、 「結構側向位移」 、 「層間位移角」 ,以及「構件內力」 。結果表明:在等面積原則下,異型柱代換矩形柱后,結構剛度增大,側向位移明顯減小,地震反應力略有增加,框架柱軸壓比最大增幅小於8 % ,結構整體抗震性能有所提高;當異型柱肢長肢厚比小於等於3 . 6時,結構有利於抗震;水平地震作用力與整體坐標夾角為0度時,結構地震作用效應較大,屬結構設計的控制因素之一;異型柱框一析架結構採用「人」字斜撐,側向剛度大於「八」字斜撐和「人一八」字混合斜撐;異型柱框一剪結構側向剛度大、位移小,構件內力增大適中,是一種抗震性能優越的結構體系:在抗震設防烈度較高地區( 8度)和抗震不利的建築場地( m類場地) ,採用異型柱結構體系時,應盡可能減輕結構自重,降低地震作用力;分別採用「振型分解反應譜」法和「時程分析」法進行地震作用計算,兩種方法所得結果基本一致。
  19. Based on traditional bracing system of wind tunnel testing, a system of hanging brace of large angle of attack was designed, which can reduce frame interference

    基於傳統的風洞試驗支撐系統,設計了能減小支架干擾的大攻角張線式支撐系統。
  20. I followed the winter of cold wind angle of view i was marching alone, to express a person who was back away from his hometown with a feeling of homesickness, i was beginning to think the feeling and mood of germany

    我緊隨冬日冷風的視角,獨自前行,抒發了一個人遠離家鄉故土的寂寥與一片思鄉之情,以表達我當時初到德國的感受和心情。
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