熱動力分析 的英文怎麼說

中文拼音 [dòngfēn]
熱動力分析 英文
thermodynamic analysis
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  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,選取適當的微元控制體,就干、濕和霜工況下對每個微元別進行傳傳質,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、能量守恆和量守恆方程建立適合態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾下的開、停機過程,運用態集中參數模型進行和計算,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控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用佈參數和參數間定量耦合的觀點來和計算,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參數、空氣溫濕度和霜厚度佈場,實現對翅片管蒸發器在干、濕和霜工況下的態模擬。
  2. The variations of sea ice in the arctic ocean are simulated by using a improved high resolution hibler dynamic - thermodynamic sea ice model during 1979 - 1998. the model is driven by surface atmospheric and oceanic forcing consists of geostrophic winds, surface air temperature, specific humidity, and longwave and shortwave radiative fluxes provided by international arctic buoy program ( iabp ). the simulated results show that arctic sea ice have noticeable seasonal and annual variability

    利用一個hibler海冰模式,在改進了其和改變模擬范圍以及提高解度的基礎上,以北極國際浮標計劃( iabp )提供的1979 - 1998年間逐日變化的日平均海平面氣溫場,濕度場,長短波輻射場,風場,洋流場,海洋流量場為強迫場,模擬了上述20年間北極海冰的時空演變。
  3. Finite element simulation of radial tire rolling on road

    子午線輪胎直行和側滑滾過程的耦合
  4. Secondly, based on the syntony frequency and the elasticity mechanics and other correlative professional knowledge, establishes a suit of fsm vibration module system, selects the structure, material and the process and treatment technique of the elastic element in the elastic system of the mirror, analyzes a lot of factors which affect the structure of the rapid controlling reflector and provides the derivation formula

    以諧振頻率為出發點,利用彈性學等相關專業知識,建立一套fsm的振模塊系統;確立了反射鏡彈性系統中彈性元件的結構、材料的選擇,及加工,處理。了影響快速控制反射鏡結構的諸多因素,給出其相關推導公式,最後應用solidedge和cosmos軟體對該結構進行了計算機模擬。
  5. Thermal decomposition of ferrous oxalate dihydrate was investigated using in situ x - ray diffraction ( xrd ) analysis and thermogravimetry in static self - generated air

    摘要用原位xrd技術和重法了二水草酸亞鐵的解過程,並進行了學研究。
  6. Air pressure drop and heat transfer performance for the automotive radiator

    管帶式汽車散器流與傳性能
  7. The calculation result is compared with that of some experiments and other references, and it is satisfactory. the subroutines can be applied to the stress analysis of turbine disks in aeroengines

    計算結果表明介面子程序具有在不同應變率條件下、應變率跳級拉伸條件下以及循環載荷條件下的模擬能,程序正確、可靠,適于渦輪盤等發端部件的應
  8. Numerical prediction of aircraft hydraulic system based on thermal dynamic analysis

    基於熱動力分析的飛機液壓系統數值預測
  9. Through the thermodynamic analysis for the sandstorm weather according to the simulated potential temperature, potential vorticity field, it is found that this sandstorm weather occurred in the condition of the atmospheric stratification stability, the area of the high potential temperature value and the potential temperature gradient have a good corresponding relationship with the surface cold air and cold front, so are the strength of potential vorticity and the different developing stage of sandstorm

    利用輸出的位溫、位勢渦度場,對沙塵暴天氣進行條件,發現本次沙塵暴天氣發生在大氣層結穩定狀態下,位溫大值區及位溫梯度與地面暖低壓的強弱和移有著很好的對應關系,位渦的水平佈特徵和強弱變化對沙塵暴的出現時間和落區有一定的指示意義。
  10. Examinations of steady status and analysis of dynamic experiments have been conducted on band - tube evaporator and parallel - flow condenser using r134a refrigerant. the steady examination show that the model error was under the allowable error, the inlet mass and enthalpy disturb experiments indicate that the subsection model, be good at reflecting the change of parameters of the heat exchanger, accord with the basic principle of thermodynamics theory and the actual work status. hence, the subsection simulation model research has important benefits both on theory and engineering application

    在進行模擬試驗時,以使用r134a作製冷劑的管帶式蒸發器和平行流式冷凝器為對象,完成了穩態模擬計算、試驗和態模擬,穩態計算結果和試驗數據對比表明,其誤差在允許范圍內;進口質量和焓值的擾試驗結果表明:本文所建的區段式換器模擬模型,能很好的反映換器性能參數的態變化,與系統學理論和冷凝器、蒸發器的實際工作過程基本一致。
  11. The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ). the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different. the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique. by using atomic force microscope ( afm ) measured surface roughness of thin films. the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ). the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ). in addition, the giant magnetoresistance ( gmr ) effects of different films were also measured. the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage

    利用掠入射x射線( gixa )技術對不同cu - fe薄膜的相結構進行了研究;利用xrd掃描及不同角度的2掃描對薄膜進行了結晶織構及殘余應;運用小角x射線散射( saxs )技術測量了薄膜的厚度;採用原子顯微鏡( afm )觀察了薄膜的表面形貌;運用能量損失譜( eds )及x射線熒光光譜( xrf )對薄膜進行了成標定;使用振樣品磁強計測量了不同cu - fe過飽和固溶體薄膜的磁性能;最後利用自製的磁阻性能測試設備測量了真空磁場處理前後不同薄膜的巨磁阻值。
  12. , magnitude of electric field, distance between poles, area of electric field, the influence to brake torque of conventional interface state and dimension and the like. its actual values has been tested by the heat balance calculations. the er

    討論了電流變液的種類、電場的大小、電極間的距離及電場的面積(改變制器的直徑及寬度) 、傳系統界面狀態及尺寸等參數對制矩的影響,通過對制器的平衡計算驗證其具有實用價值。
  13. In real engineering, the two surfaces in sliding contact are rough. and it is an important theoretical part to calculate the coupled temperature and stress of sliding bodies having rough surfaces

    工程實際中,相互接觸的滑摩擦表面是粗糙的,對粗糙表面的瞬時溫升和機械應有重要的理論意義。
  14. In the paper, in accordance with the thermal power torpedo propulsion system using hap tri - component fuel, with the i - deas software, applying the cad technology and the fem, the research of simulation on the piston - one of key parts of engine was proceeded and the paper presented the whole analysis process of the piston including thermal analysis. in the paper, the question of the boundary condition in the complicated engineering was explored and the temperature field. the stress field and the deformation of the piston were computed and analyzed under a new kind of fuel ( hap )

    本文針對三組元魚雷系統,應用i - deas軟體,利用cad技術和三維有限元方法( fem ) ,對發機的關鍵零件? ?活塞展開模擬研究,對活塞進行了包括在內的全過程的模擬計算,探索了復雜工程中邊界條件的處理問題,計算了魚雷發機活塞在新型燃料(三組元燃料)工作下的穩態溫度場、應場與變形情況,最後,根據結果對其結構提出了改進意見。
  15. Thermal dynamical graphic analysis of a z type solid laser resonator

    型固體激光腔圖解
  16. The finite element method ( fem ) has become an important means in modern engineering designs, which is used in many fields, such as structural stress analysis, deformational stiffness analysis, mechanic failure analysis, dynamic process analysis, heat analysis, electromagnetism filed analysis and so on

    有限元素法已成為工程設計中不可或缺的重要技術手段,在大型結構作用、變形、失效、傳、電磁場、流體流等方面扮演著越來越重要的角色。
  17. The influence of fouling on the thermodynamic performance of shell heat exchanger and its design calculation is analyzed, and the choice of estimation method of fouling heat resistance and fluid flow mode is discussed

    摘要了污垢對管殼式換器的性能及換器設計計算的影響,討論了污垢阻估算方法和流體流方式的選擇。
  18. Firstly, the analyses on the dynamical response of the tsing ma bridge ( tmb ) under traffic loading are performed on the basis of the three dimensional finite element model of the full - scale structure of the bridge, and some regions critical to fatigue damage are determined from the result of the dynamical response. the hot spot stress approach is usually adopted in the fatigue design and analysis of tubular welded joints. to apply the hot spot stress approach for the fatigue evaluation of long - span suspension bridges, the fem is further used to determine the hot spot stress of the critical fatigue locations

    首先,在青馬大橋三維有限元模型和整體響應計算的基礎上進一步進行關鍵疲勞構件的局部點應,對疲勞危險部位處的焊接構件建立三維有限元模型,施加符合橋梁實際工況的載荷與位移邊界條件,進行局部點應,確定這些焊接構件內的名義應和相鄰焊接區域內點應之間的關系,得到相應的應集中系數。
  19. To reach this target, the work should employ not only the information technique, but also the thermodynamics theory. same thing applies to condenser and evaporator which affect directly the behavior of the refrigerant system as the main heat exchange equipments in the refrigerant system

    為了實現這一目標,需要利用現代模擬技術和系統學,從系統的變工況性能出發,系統的過渡特性。對于汽車空調的主要換設備:冷凝器和蒸發器,這一問題尤為緊迫和突出,因為他們的工作狀態直接影響著整個製冷系統的各項性能。
  20. Using finite element analysis software carry on the stress analysis to the key component, to instruct structural design ; made the strict processing and the heat treatment to the feather key, to guarantee feather key stress and the movement request ; has made the strict design of lubrication and the seal to improvement feather key working condition

    利用有限元軟體對關鍵部件進行了受,指導結構設計;對關鍵部件導向鍵的加工和處理作了嚴格的制定,保證導向鍵的受和運要求;對該機的潤滑和密封作了嚴格的設計,改善導向鍵的工作條件。
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