風加速度 的英文怎麼說
中文拼音 [fēngjiāsùdù]
風加速度
英文
acceleration of wind-
The mechanism of the downburst formation was also investigated based on the cloud microphysics of the simulated storm and it was found that this downburst was primarily produced by hail loading, and enhanced by hail melting and rain evaporation. and the loading and the melting of hail played a very important role in producing the downburst. the gale at the surface was caused by the severe downburst
從雲微物理學角度分析了此次局地性大風的形成原因，認為由高空冰雹粒子的拖曳產生的負浮力作用是促發強下沉氣流產生的主要原因，其次是冰雹的融化和雨水蒸發冷卻對下沉氣流起加速作用，冰雹的拖曳和融化作用對下沉氣流具有決定性的作用。The simulation result showed that : variety of impact acceleration field has great influence on lower extremity injuries ; using safety belt has prominent efficiency to reduce lower extremity injuries ; using knee bolster with lower stiffness can reduce the loads to femur, knee and tibia ; the right foot placed on the brake pedal will increase the risk of foot injury evidently ; variety of footwell intrusion induced by impact deform of car forepart will influence lower extremity injuries severity to a certain degree
模擬結果表明:加速度場的改變對下肢損傷有非常大的影響;佩戴安全帶對降低下肢損傷風險有顯著的作用;膝墊採用較低剛度的材料可以較好地降低大腿，膝部以及脛骨的受力和損傷;右腳放在剎車踏板上會使得右腳損傷風險明顯加大;車體前部碰撞變形產生的腳艙侵入量對人體下肢的損傷會產生一定的影響。Wind induced maximal accelerations at the highest inhabitancy floor are analyzed as wind direction varies and the effects of wind direction to acceleration response of the building are obtained
此外，分析了該大廈最高居住樓層的最大加速度響應隨風向角的變化，得到了風向對最大加速度響應的影響規律。During the adjustment. it decided the amount and the rate of humidification. the system can test the states of water level by water lever sensor, thereby the main control module can control the entrance and drain of water and give warnings ; as its good man - machine interaction, the system can expediently set the humidity and the amount of humidification and control water - in valve and leading winds through control panel. the system can communicate with computer thereby the net supervise is enabled
本系統主要能夠完成以下功能：採集空氣中的濕度狀態，並送入主控模塊，主控模塊根據現有的濕度判斷是保持原來狀態還是進行加濕以及加濕量的大小和加濕速度等；能夠通過水位傳感器測試水位的狀態，從而通過主控模塊控制進水、排水、預報警、報警等；具有良好的人機交互性，能夠通過控制面板比較方便地進行濕度設定、加濕量設定、進水閥的控制、導風的控制等；能夠和上位機進行通信，從而實現網路監控。However, as spin speed is increased, the power required to overcome windage and bearing friction rises sharply.
但是，隨著自轉角速度的增加，克服風阻和軸承摩擦的功率急劇地提高。Fiercer global competition, bigger commercial risks, faster innovation, shorter product cycles and shortages of key staff are all transforming its western customers ' methods of doing business
全球競爭愈演愈烈，商業風險不斷提高，創新速度日益加快，產品周期越來越短，加之關鍵員工短缺等等，都在轉變其西方客戶開展業務的方式。A reasonable position of driving nozzle helps to achieve the maximum material flow that also depends on other parameters such as backpressure, properties of conveyed material and driving gas. it is observed that, an increase of convergent section angle is harmful to the pneumatic conveying system, and also influences on the mass flow rate of conveyed material, the distribution of static pressures in injector and the pressure drops of conveying pipe. in addition, within a reasonable scope of air mass rate, increasing the driving jet velocity is more advantageous than enlarging the dimension of driving nozzle
試驗研究發現，氣體噴嘴位置對氣固噴射器的輸送能力影響最大，氣體噴嘴存在某一最佳位置，而這一最佳位置與背壓、輸送物料特性和輸送風特性相關聯；氣固噴射器的收縮角對其輸送能力、內部靜壓分佈和輸送管阻力特性均有適量影響，收縮角增大對整個輸送系統均不利；在適當的輸送風范圍內，提高氣體噴嘴出口速度比擴大氣體噴嘴尺寸更為有利，但氣體噴嘴出口速度過高會增加氣固噴射器和輸送管內的能量損耗，給輸送帶來不利的影響；系統背壓與氣固噴射器的氣體噴嘴出口速度的選取有關。7. horizontal earthquake acceleration is used in this paper for slope risk analysis ; the relationship between the safety factors under the earthquake effect and non - earthquake effect is obtained. the reliability index is expressed by the safety factor
7 、將地震力效應以水平地震加速度的形式引進土坡的可靠度風險分析中，探求動力作用下土坡的動力安全系數與相應條件下的靜力安全系數的關系，並以安全系數來表徵土坡的可靠度。Flying on a broomstick, particularly one which accelerates as quickly as the firebolt, must necessarily involve some form of magic protective field holding rider to broom and shielding against wind and inertial forces
乘坐一把飛天掃帚飛行，尤其是象火弩箭這樣有極高加速度的，就必須有某種魔法的保護性領域將乘坐者維持在掃帚上並針對大風和慣性力量進行防護。The day was raw, with a sprinkling of snow and a gusty wind, made all the more intolerable by the speed of the car
那天又濕又冷，天上飄著零星的雪花，寒風陣陣，因為電車速度飛快，更加冷得無法忍受。To simulate and emulate the image processing algorithms in software and hardware, the universal image processing platforms of software and hardwar e have been built. as a result, the realization process of infrared image processing is decomposed to serials of subprocesses including algorithms research, software simulation, hardware emulation, and transfer to target system, thus reduces the difficult of development, lessens the risk of investment, speeds the development, and provides a good basis to future works
為了對圖象處理演算法進行軟硬體的模擬和模擬，分別搭建了圖象處理軟硬體通用平臺，從而將紅外圖象處理實現分解成：演算法研究，軟體模擬，硬體模擬，最後移植到目標系統等一系列過程，降低了開發難度，減少了投資風險，並加快了開發速度，為今後的后續工作打下了良好的基礎。Adopted far infrared metal heating tube, fast heating and energy saving
採用遠紅外線金屬電熱管加熱、熱風循環，加熱速度快、溫度均勻、省電。The numerical results, such as the pga, pgv, peak ground displacement, and the three - component time - histories developed for beijing area, have a potential application in earthquake engineering field and building code design, especially for the evaluation of critical constructions, government decision making and the seismic hazard assessment by financial / insurance companies
利用數值模擬方法所得的較為真實的強地面運動參數，即加速度、速度、位移和時程特徵，可為北京地區工程建設的抗震設計、救援設施的選址、以及金融及保險部門的風險性評估提供一定的依據。This paper describes the vibration equation of this structure, and derives the horizontal vibration displacement and acceleration response spectrum and the mean square response on the base of the complex modal analytical theory
建立該結構體系在脈動風作用下的振動方程，基於隨機振動的復模態理論，推導位移和加速度響應譜及均方響應的表達式。For smaller vehicles with high acceleration the wind may be little concern with structural loads.
對于具有高加速度的小型飛行器，風與結構載荷的關系可能不大。Based on the characteristics of the membrane structures, wind - induced nonlinear coupling dynamic response analysis which can be applied to closed membrane structures is developed and the added air mass the pneumatic stiffness and the acoustical damping of the closed membrane structures are deduced. applying the method to an aeroelastic model of wind tunnel test, the displacement the velocity and the acceleration of corresponding prototype structure in time domain are obtained
本文針對封閉式薄膜結構和敞開式薄膜結構推導了全新的非線性流固耦合風振響應公式，其中耦合因素包括附加空氣質量、氣承剛度和聲致阻尼以及相對運動速度，並將此理論應用於一氣彈模型的計算，獲得了位移、速度、加速度時程以及加速度均方根。( 2 ) the response characteristics of wind - induced vibration under uncertain parameters were analyzed, which suggested a simplified method for evaluating mean and standard variance of acceleration responses. compared with the results given by a form and fosm method, the suggested methods can give a more precise estimation
（ 2 ）研究了隨機參數作用下的結構風振均方根加速度響應的分佈規律，給出了直接估計均方根加速度響應均值和方差的解析表達式。This paper uses of the actual mechanics form, cantilever bending stiffness is adopted in the mega structure, however shearing stiffness in the sub structure. based on the complex mode theory, this paper gains the expression of dynamical response of the system based the model of municipal no. l building of tokyo city and analyses the affection of the main parameters ( stiffness and damping ) on the two configurations ( sustaining type and hang type ). the results indicate that the rational stiffness of the sub structure can control the deformation of the mega structure perfectly, but the acceleration of the sub structure increases at the same time
本文採用了更接近實際的力學模型，主結構採用彎曲剛度，子結構採用剪切剛度，利用隨機振動復模態理論，推導了巨型框架減振結構的動力響應表達式，並以日本東京市政一號樓為基本模型，討論了巨型框架減振結構兩種結構形式（座承式和懸掛式）的主要參數（剛度和阻尼）對減振效果的影響，結果表明：與普通巨型框架結構相比，減振結構通過合理選擇子結構剛度，可以較好的控制主結構在順風向脈動風作用下的位移響應，從而提高結構的安全性，但與此同時，子結構自身的加速度響應也有了一定程度的提高。Then the complete simulink simulation model of soft cut - in system is established. what is more, an effective control strategy of soft cut - in unit that the cut - in rotate speed of wtg and scr phase - shifting rule should be adjusted in accordance with the rotate acceleration of rotor is put forward. on the basis that the simulation model is validated, the simulation and analysis of direct cut - in and soft cut - in process of wtg are carried out, which aims at supplying necessary referential material for the r & d of soft cut - in unit
本文以軟並網裝置主電路的分析與設計?軟並網控制系統的建模與模擬分析?可控硅移相觸發軟並網控制電路的設計為主線，首先進行了軟並網裝置主電路部分的分析與設計；然後建立了雙繞組風電機組的完整模擬模型，在對模型進行驗證的基礎上，提出了有效的風電機組軟並網控制策略，即機組並網轉速與可控硅移相規律應隨電機轉子加速度進行調節，並進行了風電機組直接並網與軟並網過程的模擬分析，得出了相應的結論，為軟並網裝置的研製提供了必要的參考依據；最後設計了軟並網系統的可控硅移相觸發控制電路的硬體與軟體的實現方案，並提出了系統硬體與軟體的抗干擾措施，重點闡述了主要軟體模塊的實現方案。The " hardware " represented by organizational structures, technical methods, decision - making procedures or installations, is tending towards the sameness in an accelerated speed and in a full scale as well. nevertheless, some other elements rooted in soils of different cultures and divide - lined by varied nationalities, such as concepts of value, customs and habits, behavioral norms or modes of thinking, merge into a cultural difference in the aspect of " software "
其組織結構、技術方法、決策程序、設施配備等「硬體」正以加速度全面趨同，但根植于不同文化土壤之上的價值觀念、風俗習慣、行為準則，思維模式等要素卻在「軟體」層面統合成以民族為分野的文化差異。分享友人