空氣耦合 的英文怎麼說

中文拼音 [kōngǒu]
空氣耦合 英文
air coupling
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : Ⅰ動詞[書面語] (兩人並耕) plough side by sideⅡ名詞1 (古農具名) plough2 [書面語] (兩人一組) a...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
  • 耦合 : [物理學] coupling; interconnection; catena; linkage; linking
  1. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  2. The dual - core air - guided pbgfs couplers are designed and decoupling phenomenon has been found. coupling properties of the pbgfs with adjacent two air cores are evaluated. the decoupling point, where no power transfers between two cores,

    對具有兩個相鄰纖芯的傳導光子帶隙光纖的傳導模式和特性進行了理論分析,在所分析的結構中發現了無點,在該點兩個相鄰纖芯之間不發生能量交換。
  3. Demolition of a hollow brick structure by the air coupling blasting

    多點空氣耦合爆破拆除心磚結構樓房
  4. Second, on the basis of the above study, the coupled relationship among parameters of every part of refrigeration system and air convection cool system of small - scale cold storage is deeply analyzed and some appropriate numerical techniques are put forward for dynamic simulation. a dynamic simulation model of the small - scale cold storage refrigeration installation is established and calculated

    其次,在上述研究的基礎上,分析小型冷庫製冷系統和強迫對流冷卻系統各部件參數的關系,並採用適動態模擬的計算方法,對小型冷庫模擬模型進行計算,計算結果和實驗結果吻較好。
  5. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?導熱傳熱問題,本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理模型,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型,計算了冷卻通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到指導的作用。
  6. In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data

    為探討軸流壓機在工作流量、工作轉速及動?靜葉排軸向間距變化時的葉片排流場非定常頻譜特性變化規律,並畸變的影響,同時與壓動性能和動穩定性相關聯,作者利用南京航航天大學能源與動力學院的低速大尺寸軸流壓機( lsc )試驗器,採取在靜子葉片表面埋入動態壓力傳感器的實驗方法,對葉尖、葉中和葉根三個截面的動態壓力進行了測量,獲得了大量的可靠的實驗數據。
  7. Within this analytical model, the factors as unsteady aerodynamic and blade flap / lead - lag coupled motion are both considered

    旋翼機體動力學模型考慮了非定常動力和槳葉揮舞擺振運動
  8. To meet the bandwidth requirements, a two - layer electromagnetically coupled rectangular microstrip antenna was introduced to the system. the influence of the inset position and the air thickness between the two layers on the impedance, resonant frequency, as well as the bandwidth was investigated

    為使天線達到系統要求,本文設計了兩層電磁矩形微帶天線,分析了影響天線性能的微帶饋線插入深度,微帶饋線與貼片間距以及層厚度這三個參數。
  9. With the research of the evolvement features of barotropic and baroclinic atmosphere flow fields, the mechanism has been studied of the formation, development and die out of the heavy rainfall which occurred in wu - han during the period of 21 - 22, july 1998. the results are shown as follows : the evolvement of the rainstorm has a close relation to the barotropic component of the real atmospheric flow filed. and the barotropic component is, to a certain degree, also responsible for the coupling characteristics of high - and low - level jets

    本文從研究大正、斜壓流場的演變特徵入手研究了1998年7月武漢的一次強暴雨發生、發展、消亡全過程的機理,研究結果表明: ( 1 )未經過尺度分離的實際大流場正壓分量的演變與此次暴雨的醞踉、發展和消亡相對應,並且正壓分量在一定程度上反映高、低急流特徵。
  10. Air coupled wave

    空氣耦合
  11. In this paper, we aim at establish heat and mass coupled transfer model in the building wall, the emphasis of this study lies in creating a coupled and non - linear diferential equation system for the heat air and moisture transfer in the wall, which can be described by means of continuum mechanics and irreversible thermodynamics, the most dominant factor is moisture conten 9la gas pressure pc and temperature t, for the description of heatair and moisture transport, the general mass balance equation can be expressed by the temporal change of moisture conten 9 l, gas pressure pc and temperature t that means, in order to create a closed solvable equation system, the other additional dependencies have to be found, which the other variable depending on the variables of the solution : moisture conten 6 l gas pressure pc and temperature to the model is verified by the numerical simulation software which has been developed about building wall.,

    根據節能設計要求,本文用熱力學的方法,並根據多孔介質中多相流體流動描述方面的最新研究成果? ?體積平均方程,建立了墻體熱、濕和空氣耦合熱質傳遞模型,並推導出熱、濕和空氣耦合傳遞等效擴散方程;找到建築墻體熱、濕及空氣耦合作用下熱質傳遞過程的主要影響因素濕容量_ l 、壓p _ c和溫度t 。開發了單體材料墻體熱質傳遞數值模擬軟體,用實測數據對軟體進行調試並對模擬計算結果進行了驗證。模擬出了單材料墻體在熱、濕和空氣耦合作用下建築墻體內的溫度和濕度分佈規律。
  12. The dual - core air - guided photonic bandgap fiber couplers are designed and decoupling phenomenon has been found. coupling properties of the pbgfs with two adjacent air holes as fiber cores are analyzed. the decoupling point, where there is no

    對具有兩個相鄰纖芯的傳導光子帶隙光纖的傳導模式和特性進行了理論分析,在所分析的結構中發現了無點,在該波長處兩個相鄰纖芯之間不發生能量轉移。
  13. With the development of material technology, information technology, automation control technology, aeronautics and astronautics technology, the modern flight vehicles are required of high velocity, light structure, great flexibility and super maneuverability, which lead to the serious aeroelastic effects such as aeroservoelasticity, the coupling among the aerodynamics, structure, and control system

    隨著材料技術、信息技術、控制技術以及航航天技術本身的飛速發展,飛行器開始向高速度、輕結構、大柔性、超機動的方向發展,動彈性效應更加嚴重,從而引發了動、結構、控制系統相互動伺服彈性力學問題。
  14. By means of resistance and capacitance coupled negative feedback method to control the plasma discharge development process and prevent the transition from glow discharge to spark discharge in a pin - to - plate static air plasma generator, a stable alternative current atmospheric glow discharge is produced successfully

    在靜態大針板等離子體發生器中,採用阻容負反饋方法控制等離子體放電發展過程,成功地抑制了輝光放電向火花放電的過渡,產生了穩定的交流輝光放電。
  15. The results show that unbalance force of atmospheric motion and the coupling reaction among convective cloud cluster and moisture frontal zone and low level jet lead to the continuation of strong convergence in low layer and the maintenance of torrential rain

    分析結果發現,大運動非平衡強迫、凝結降水的非均勻分佈與強烈垂直風切變的作用、 「濕度鋒」與低急流的相互作用通過促進低流的維持,導致了對流雲團和暴雨天的持續。
  16. In the present paper, according to the characteristics of the dynamic running of the thermoelectric refrigerating devices and its components for the refrigerator is analyzed and the independent components " models are established. the entire model describing the working procedure of the refrigerating system is set up with the method of parameters coupling to combine the models of the refrigerating system, load, cabinet and air in the cabinet. the running characteristics of thermoelectric refrigerators on the effects of received current, load and ambient temperature are investigated using small - signal linearization method

    本文根據熱電製冷系統動態運行的特點,分析了電冰箱製冷系統及各個部件的熱物理過程,運用參數的方法把製冷系統、負載、箱體及箱內模型有機地結在一起,建立了完整的製冷系統工作過程模型,用小階躍信號線性化法分析了電流、負載功率和環境溫度波動共同作用下的熱電製冷器工作特性。
  17. Control system design for hypersonic vehicles will be complicated by coupling effects between aerodynamics, propulsion, and structure

    高超聲速飛行器的飛行控制系統由於動力學、推進系統以及結構之間的相互影響而變得非常的復雜。
  18. 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風振響應公式,其中因素包括附加質量、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。
  19. Finally, the analysis examples were presented combined with some real data from hydroelectric set, they showed that numerical simulation of fluid - solid coupling for vibration in this paper is more available and the natural frequency of guide vane in water is lower than that of in air

    運用ansys有限元軟體計算了水輪機導葉在中的振動特性以及液固振動的頻率和振型,並對二者進行比較,分析了影響振動的因素。通過算例表明,所採用的有限元數值模型理,計算結果正確。
  20. The spatial and temporal coupling of precipitation, air temperature and strong wind result in severe wind erosion in spring and winter seasons and land degradation

    降水、溫和大風在時,造成了冬、春季嚴重的乾旱、風沙侵蝕和土地退化。
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