溫差耦合 的英文怎麼說

中文拼音 [wēnchāǒu]
溫差耦合 英文
thermoelectric coupling
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • : 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)
  • 溫差 : [物理學] difference in temperature; range of temperature
  • 耦合 : [物理學] coupling; interconnection; catena; linkage; linking
  1. According to actual situation of production wells, external boundary conditions and coupled inner boundary conditions between welibore and adjacent rocks, welibore and production zones, adjacent rocks and production zones are constructed, and an alternate direction implicit finite difference algorithm ( adi ) is used to solve temperature models

    根據生產井的實際情況,構建起外邊界條件以及井筒與圍巖、井筒與產層、圍巖與產層之間的內邊界條件,採用交替方向半隱式有限分方法( adi方法)求解所建立的井下度場模型。
  2. In addition, according to the complexity of the enthalpy different laboratory and the coupling between the temperature with humidity, for normal regulations pid can not attain the good control result, the fuzzy - pid control strategy is bringed up. in this thesis, we explain the reason of selecting by the fuzzy - pid control, the fuzzy - pid control ' s principle, design, and imitate the true model to take and analyze fuzzy control system proceed stability analysis

    此外,基於焓室內部結構的復雜性以及度和濕度之間存在著一定的作用,目前採用的常規pid控制難以達到較好的控制效果的特點,提出了fuzzy - pid控制策略。在論文中,簡要說明了選取fuzzy - pid的原因和fuzzy - pid控制的原理、設計,以及模擬模型的求取,並對該模糊控制系統進行穩定性分析,最後採用matlab進行模擬研究,給出模擬結果和理論分析。
  3. The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered

    建立了考慮濕積累過程的瞬態熱濕模型,在方程中引入了濕積累項;發展了一種傳遞函數解析方法進行墻體內不同剖面處度和含濕量的動態預測;首次提出了一種基於有效有限分法預測非線性邊界條件下多層多孔結構內的傳熱傳濕過程的數值分析方法,求解過程中考慮了瞬態邊界條件,從而避免了通常處理中由於邊界條件設定為常數而給計算帶來的誤,對于多層結構每一層物性參數的非連續性,則採用了有效的有限分逼近處理。
  4. There are many plants that have the character of time - varying, large delay, large inertia in the process of production of modern power station such as the superheated steam temperature, the reheated steam temperature, the water treatment of boiler and the load regulation. some of them have the strong character of nonlinear and some of them are multivariable coupling systems it is very difficult to obtain good effect of control by conventional pid control. it is necessary to set up the mathematics models of controlled plants if applying control means of modern control theory such as self - adaptive control, optimal control , decoupling control and predictive control. and these control systems have large calculation and bad character of real time in general. these disadvantages make them be not able to meet the need of real production process and limit the application of them in modern power station. now the generator units are developing towards large capacity and high parameters. many new kinds of generating electricity means are coming into being. the characers of production units of power station become more and more complex but the demand to quality of control becomes more and more strict. the new control means are in bad need to control them effectively

    現代電站的生產過程中存在過熱汽、再熱汽、鍋爐水處理、負荷調節等許多大遲延、大滯后、特性時變的對象,它們中有些還是具有強非線性特性的對象或多變量系統,採用常規的pid控制手段很難取得良好的控制效果。若應用現代控制理論中的自適應控制、最優控制、解控制、預測控制等控制手段,則需要建立被控對象的數學模型,而且往往控制系統的計算量大、實時性。這些缺點使其很難滿足實際生產過程的需要從而極大地限制了其在現代電站中的應用。
  5. In this paper, the temperature fields during liquid infiltration extrusion of composites are simulated with the fem, the seepage fields of liquid metal are simulated with the fdm. both the temperature fields and the seepage fields are coupled, the temperature variation curves, infiltration front process curves and velocity variation curves with time are obtained

    本文採用有限元法模擬了液態浸滲擠壓復材料浸滲過程度場,採用有限分法模擬了液態金屬滲流場,將兩者間接分析計算,得到了浸滲區域的度變化曲線、浸滲前沿及浸滲速度隨時間變化等曲線。
  6. The control equation consist of completely coupled deformation equation, seepage equation, conduction and convection equation of heat, which describe the reservoir non - liner performance. 2, present the detailed strategy and methods to solve this mathematics model, the basic strategy as follows : regard the deformation equation ? seepage equation conduction and convection equation of heat as separate system, and solve the equation by coupling and iterative method ; disperse the control equation in the geometry field by the finite element method ( galerkin ), and in the time field by the finite difference method : programme the computer program on this task ; when the solving, take the combinative measures of the thick and thin mesh ; successfully carry out the numerical simulation in vast 3d heat extraction system of hdr

    2 、提出了高巖體地熱開發的固、流、熱多場數學模型的數值解法,其基本的求解策略是:將固體變形,流體滲流與度場方程看成獨立的子系統,迭代求解;利用有限元離散( galerkin )方法將控制方程在幾何域上離散,並用分法得到時間域上的離散方程,並在此基礎上,編制了相應的計算機源程序;有限元求解中,為減小邊界效應的影響,在計算中採取粗細網格結的方法,順利地實現了高巖體地熱開發三維巨系統的數值模擬。
  7. Using cfx4. 3 code with finite difference and simplec methods, the temperature distribution of ladle lining baked at different preheating temperature of combustion gas was studied numerically and experimentally

    利用計算流體力學軟體cfx4 . 3 ,採用有限分方法和修正的速度壓力演算法simplec ,計算了某廠蓄熱式鋼包內襯的度分佈,重點分析了不同氣體預熱度下鋼包內襯度的變化規律,並進行了實驗驗證。
  8. To investigate the effect of different laminar cooling patterns on the microstructure and mechanical properties of plates in rolling process, the changes in temperature and microstructure of plate in such cooling process were calculated simulatively by coupling finite difference method with microstructural evolution models, thus predicting the ferrite grain size and phase composition under different cooling patterns

    摘要為了研究層流冷卻方式對中厚板組織和性能的影響,用有限分和微觀組織演變模型模擬計算了中厚板層流冷卻過程中的度和組織變化,預測出了不同冷卻方式下的鐵素體晶粒尺寸和相組成。
  9. In this paper, decadal variability of tropic and north pacific ' s ssta and of precipitation in china, correlations between them and the possible mechanisms of the ssta decadal change compacting on the precipitation decadal change are analyzed by using ncep globe temperature, wind and height data ( 1948 - 2001 ), coads ssta data ( 1900 - 2001 ) and 147 stations " precipitation data in china. results show that : ( 1 ) mid - high latitude north pacific and tropic west pacific ssta have obvious decadal change, the prior ' s decadal change has great variance and the latter ' s has great contribution in total variance, the main eigenvectors " distribution are stable in eof of tropic and north pacific ssta ' s decadal variability, the key area of the first eigenvector allots in two sides of tropic pacific ; the second one ' s allots in mid - high latitude northwest pacific and low latitude mid - east pacific which vary contrary ; the third one ' s allots in middle north pacific

    本文利用ncep資料( 1948 - 2001年)中的全球表面度場、風場、高度場資料, coads ( 1900 - 2001年)海表面度距平資料及中國147個站點1951 - 2001年共51年的降水資料,探討了熱帶及北太平洋ssta 、中國降水的年代際變化特徵,夏季熱帶及北太平洋ssta年代際變化與中國夏季降水年代際變化的相互關系以及夏季熱帶及北太平洋ssta年代際變化影響中國夏季降水年代際變化的可能機制,結果表明: ( 1 )北太平洋中高緯與熱帶西太平洋均有明顯的年代際變化,北太平洋中高緯年代際變化方顯著,而熱帶西太平洋年代際變化方貢獻顯著。
分享友人