gas dynamic flow 中文意思是什麼
gas dynamic flow
解釋
氣體動態流動-
Various flow mechanisms and interactions between electromagnetic field and high temperature ionized gas were covered in the fluid dynamic and electromagnetic equations, and various impact reactions were taken into account in the chemical dynamics model
流體力學方程組和電磁場方程考慮了多種流動機理及電磁場與高溫電離氣體的相互作用，化學動力學模型考慮了各種碰撞反應。 -
In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。 -
Ph linearization method is employed to solve a nonlinear reynolds equation for a steady state and micro - scale flow field, and the approximate function expressions of gas dynamic pressure and velocity in the spiral groove are obtained
摘要應用ph線性化方法、迭代法，近似求解了螺旋槽內穩態微尺度流動場的非線性雷諾方程，求得了氣體動壓和速度分佈的解析解。 -
Studying the heat - mass transfer and multi - spices electric - chemical reaction, a dynamic temperature model was deduced for molten - carbonate fuel cell stack. the thermal radiation, shift reaction, and the change of gas spices were considered in this model. establishing momentum equation, the paper has developed a 3d temperature and flow fields model for mcfc stack based on cfd technique
建立了熔融碳酸鹽燃料電池堆內部單體的暫態溫度模型，並考慮了電堆的輻射換熱、轉換反應、反應氣體組分變化對溫度場的影響；根據mcfc的微分控制方程組，考慮氣體組分的熱力學性質及動量變化的影響，利用數值分析方法求解熔融碳酸鹽燃料電池堆的三維流場與溫度場，分析了各作用因素對熔融碳酸鹽燃料電池堆溫度分佈的影響機制。 -
In order to understand such a process in ying - qiong basin clearly to serve well for oil and gas exploration and development, in the paper, the expression of the thermal fluid flow in trace markers as seismic response, geochemical index and fluid inclusion is stated, thus tracing out the thermal fluid flow in ying - qiong basin ; and the paths and direction of hydrocarbon migration and accumulation in the dynamic balance between accumulation and dispersion are pointed out by use of various trace markers of the thermal fluid flow which is taken as hydrocarbon carrier
為了清楚地認識鶯一瓊盆地中的這一過程，更好地服務于油氣的勘探和開發，本文闡述了熱流體活動在地震響應、地化指標、流體包裹體等示蹤標志上的表現，進而追蹤鶯瓊盆地中的熱流體活動，並指出作為油氣載體的熱流體的各種示蹤標志，在油氣運聚動平衡過程中指示了油氣運聚發生的路徑和方向。 -
Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently
本文在考慮催化轉化器載體內發生的傳熱傳質現象的基礎上，建立了催化轉化器的一維單孔道和三維多孔道傳熱傳質模型;在分析載體內以氣-固多相催化反應為特點的工作機理的基礎上，建立了催化轉化器的化學反應模型:當催化轉化處于化學動力學控制區時，引入了考慮吸附、表面反應和脫附的表面化學反應速率公式，當催化轉化處于質量輸運控制區時，引入了決定外擴散能力的擴散系數公式和和決定內擴散速率的內擴散系數公式，並與化學反應速率相耦合，得出由擴散過程決定的化學反應速率公式。 -
The calculated results are in agreement with the measured ones, indicating that according to the flow rate and composition of the exhaust gas and the mass and the carbon content of the liquid iron, the carbon content of steel bath can be dynamically determined ; with the aid of thermodynamic equilibrium analysis, the dynamic variation of temperature of the steel bath can be forecasted from the dynamic carbon content and the data from the exhaust gas analysis system
該模型計算結果與檢測結果吻合較好，這表明：通過煙氣流量、成分及鐵水質量和初始碳含量可動態地確定熔池中的碳含量；以動態確定的碳含量為基礎，結合爐氣分析數據，再經熱力學平衡分析，可預測熔池溫度的動態變化。 -
Using numerical simulation method, detailed dynamic pressure variations, transient gas temperature and mass flow rate in the ptr, and the coefficient of performance of ptr and the exergy losses of all parts of ptr were obtained
用數值模擬方法得到了製冷機內部各點的壓力、溫度、質量流率等參數的瞬時變化情況及整機的製冷系數，並得到了製冷機各部件的（火用）損失及整機的（火用）效率。 -
The problem of noise of the fan is studied with the non - linear theory, and pressure pulsation of axial flow fan ' s inside flow was measured by dynamic pressure sensor, the gas - structure coupled noise of contra - rotating axial flow fan was studied through a new perspective
摘要用非線性動力學的理論對風機噪聲問題進行了分析，同時運用實驗手段測量了軸流風機流場內部流動的壓力脈動，從全新的角度研究了對旋風機的氣固耦合噪聲。 -
The simulation experimental equipment of gas - particles flow in upright pipe are established, moreover, the dynamic observation of flow regime, the measurement of concentration and mass flowrate of quartz grain flow ware performed in the experiment, the results show the feasibility of this new optical measurement technology
建立了氣體-顆粒流垂直管段模擬實驗裝置，並對石英砂顆粒流的流型動態觀測、濃度和流量測量進行了實驗研究，實驗結果表明該新型光測技術具有應用可行性。 -
And based on the simulation of dynamic arc characteristics during the interrupting process, the interactive mechanism of the arc and high velocity gas flow has been deeply analyzed, the variation of the gas flow parameters under the condition of arc clogging and interaction of arc and shock wave have been studied
在斷路器開斷過程動態電弧特性模擬的基礎上，深入解析了電弧與高速氣流的相互作用機理，研究了電弧堵塞情況下噴口氣流參數的變化，電弧與激波的沈陽工業大學博士學位論文摘要相互作用等。 -
Gas analysis - preparation of calibration gas mixtures using dynamic volumetric methods - thermal mass - flow controllers
氣體分析.標定用混合氣體的制備.動態容量法.熱物流控制器 -
The interaction between the arc and the gas flow is simulated during interruption by using the idea. the state parameters of the expansion volume, the dynamic properties of arc and flow field parameters during the breaking process are obtained
對自能式sf _ 6斷路器開斷過程中電弧及氣流場間相互作用進行了模擬，得到了各個時刻膨脹室的狀態參數及滅弧室內氣流場、電弧的動態特性。
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