熱力方程 的英文怎麼說

中文拼音 [fāngchéng]
熱力方程 英文
heat equation
  • : 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...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • 熱力 : [機械工程] heating power
  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建立適合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,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,運用動態分佈參數和參數間定量耦合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. 2. dynamic meteorology : equations of motion ; geostrophic, ageostrophic and gradient winds ; thickness and thermal wind ; continuity equation ; stream function ; vorticity equation ; divergence equation ; omega equation ; rossby wave ; ekman layer ; numerical weather prediction

    2 .動氣象學:運動地轉風非地轉風及梯度風厚度及成風連續流函數渦度輻散奧米茄羅斯貝波埃克曼層數值天氣預報。
  3. Basic environmental testing procedures. test methods. fire behaviour. analysis and titrations of gases evolved during pyrolysis or combustion of materials used in electrotechnics. exposure to abnormal heat or fire. tube furnace method

    基本環境試驗序.試驗法.火災特性.氣體在高溫分解過中的分析和滴定或電工用材料的燃燒.異常或火災輻照.管式爐法
  4. Shock wave compression technique has play an important role in the understanding of the material composition thermodynamic state and physical properties of the earth ' s ulterior. in this article, the stabling of high - pressure phase of one of the main candidate materials of the earth ' s lower mantle ? enstatite ( mg0. 92, fe0. 08 ) sio3 were investigated through the experimented measurement of hugoniot equation of state, and together with thermodynamic calculation and analysis

    本學位論文以沖擊壓縮技術為手段,從測量其hugoniot物態入手,結合高壓物理和學理論分析,較深入地研究了下地幔中的一種主要候選組分頑火輝石( mg _ ( 0 . 92 ) , fe _ ( 0 . 08 ) ) sio _ 3在與下地幔大致相當的溫度壓條件下的相態-鈣鈦礦型結構的相穩定性。
  5. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與成風因子對中尺度對稱不穩定的影響。運用解析的法求出了擾動流函數的表達式和對稱不穩定的判據,發現環境參考位溫隨高度的變化與成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大,這有利於對稱不穩定的發生。第三,採用f平面、非靜平衡、濾聲波模式,討論了中尺度垂直環流非線性攝動分析及演變
  6. By physiognomy feature, it could be divided into three types of thermal structure : positive dome model, negative collapse model and border dome core collapse model. based on the depth degree or magma - thermal influenced, it could be divided into five types of thermal structure : ( ancient ) geothermal anomaly focus region model, superficial volcano eruption hydro - thermalism and hypabyssal intrusive model, thermal anticline ( thermal dome ) model, mid - deep intrusive model, deep mantle ( crust ) thermal plume model ; and put forward a perfect model of the thermal structure. there are many interaction system could be induced into a systematic thermal interaction, include : ocean - continent system, basin - mountain interaction, superficial and mid - deep crust - mantle interaction, crust - mantle commingle interaction, vertical thermal interaction ( delamination ) etc.

    依據地貌形態分為三類:正向穹窿型、負向塌陷型、邊隆核陷型:依據巖漿-作用影響的深淺度或深度分為五類: (古)地異常群集區、表淺層火山噴發-液活動與淺成侵入型、背斜(穹窿) 、中深層侵入型、深部地幔(地殼)柱型;提出了構造作用空間分佈的理想模式,將洋陸系統、盆山作用、淺表與中深部殼幔作用、殼幔混合、垂向作用(拆沉)等納入一個整體統一的作用系統中,為盆地動學研究打開了一個新窗口;研討了構造研究法。
  7. In addition, the dynamic equation about ammonia fertilizer affected by interaction of water and temperature is gotten. 3. the phenomenon about water vaporization - induced ammonia volatilizing is verified, and it is studied quantitatively

    此外,通過回歸分析還建立了表徵施入土壤中尿素轉化為銨態氮的動學型,其參數均與土壤水分、溫度有關,並得到這些參數的水耦合效應關系式。
  8. The combustion parameters such as co - volume and impetus of the studied explosives were obtained through two methods, one is the standard closed bomb test ( cbt ) and the other is theoretic calculating with vlwr eos. the calculated values agreed well with experimental data

    研究採用密閉爆發器實驗對炸藥的燃燒性能參數(如火藥、余容等)進行了測試,並採用vlwr狀態法對這些燃燒參數進行了學計算,獲得與實驗吻合的燃燒性能參數。
  9. The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed

    對由前向爆轟產生驅動氣體並具有局部錐形收縮截面的軸對稱激波管利用兩相常比完全氣體的歐拉組和有限體積tvd格式在局部正交的網格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新法成功地推廣到二維情況。分析了該激波管的學特性。
  10. The paper begins with the reclaiming and using of the remaining heat during the process of yielding the oil and in the electricity plant to study the application of heat pump ' s technology in the oil field and electricity plant. this paper introduces the development and classification of the heat pump, the elementary principle, evaluable target and the p - h chart of the mechanism compressive heat pump ; it points out the necessity to design the computer program of refrigeration medium ' s thermal character, offers the elementary equation, calculating formula, calculating method and the program frame to calculate the refrigeration medium ' s thermal character

    本文介紹了泵的發展、分類,機械壓縮式泵的基本原理、評價指標及常用的p - h圖;指出了設計製冷劑的性質計算機序的必要性,給出計算製冷劑性質的基本、計算公式、計算法及序框圖,編制了9種常用製冷劑性能參數計算序,可直接用於泵系統cop及per值的計算。
  11. The pilot fuel model has been given to calculate the distribution of the liquid fuel and time of fuel pre - combustion, at the same time, analyzing the important action to the combustion of the natural gas in the combustion chamber of engine, determining the best quantity of pilot fuel. the explosive combustion model has been established to compute the pressure of the cylinder during the combustion, determining the main influence factors. the emission model has been established to forecast the co, nox emission

    理論面,提出了基於化學反應的燃燒模型?多組分氣相反應系統的化學反應動學模型,以此進行雙燃料發動機的學?化學反應動計算;引燃油燃燒模型,計算引燃油液滴的分佈規律和滯燃期,驗證引燃油在雙燃料發動機燃燒過中的作用,揭示不同噴油規律對雙燃料發動機的影響,確定在不同負荷下的合理引燃油量;爆震模型,揭示爆震與工質能量釋放間的關系和影響爆震的各種運轉因素,確定合理的爆震依據,減小爆震傾向。
  12. ( 3 ) temperature field and residual capacity of reinforced concrete member after fire studied by the numbers, various boundary conditions of heat exchange equation and the solutions of them given an account, the formulae of the residual capacity of the members after fire established, the program of temperature field programmed on the basic of finite difference algorithm, a case given to demonstrate

    ( 3 )對火災后構件溫度場的分佈和剩餘承載的計算進行了系統地分析和研究。討論了傳導的各種邊界條件及相應的解法,建立了不同構件的剩餘承載計算公式,並結合工實例用有限差分法編制了相應的溫度場計算序,與實例吻合良好。
  13. The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly

    束暈?混沌的控制是新一代強流加速器研製的關鍵問題,隨著強流離子束應用前景的日趨廣闊而日益成為研究的點。傳統機械限束器因無法解決束暈的再生而收效甚微,因為束暈的形成有著其內在動學機制?非線性共振以及混沌等。基於此,中國原子能科學院研究員錦清將混沌控制的理論和法開創性的運用於束暈?混沌的控制上,提出了控制束暈?混沌的非線性控制策略,即在粒子徑向所受束自生場的右邊加上非線性控制函數g :並選取一些非線性函數如等進行了控制的模擬研究,將束暈強度控制在0 . 1078左右,取得了初步的控制效果。
  14. This paper made the process algorithm of condenser and closed - type heater which are two important equipment in power station. this paper also raised a design method of graphic modeling system

    本文建立了兩個重要的電廠設備? ?凝汽器和面式加器的過演算法;還提出了一個圖形建模系統的設計案。
  15. Especially, to solve the functional heated calculation, which is the core work of boiler project analysis, the dissertation contributes a sequential modular iterative algorithm by referring to the theory of process system simulation

    其中,本文基於過系統模擬理論,對鍋爐案分析活動中最為重要的功能性計算提出了一種序貫模塊迭代的新演算法。
  16. The interior temperature distribution and ablation model of projectile wing is established from general transmitting heat differential equation ; at the same time, the heat flow density and pressure distribution model of projectile wing is also established

    從一般形式的導微分出發,逐步建立了彈翼內部溫度分佈和燒蝕的數學計算模型;與此同時,建立了彈翼表面的流密度和壓分佈的數學模型。
  17. Based on the relaxation constitutive theory of viscosity - elasticity under non - constant temperature, the equation of thermal conduction in solids, and the finite element method, the non - stationary thermal stress in low carbon steel thick hollow sphere is calculated

    摘要基於變溫粘彈性鬆弛型本構理論、傳導和有限元法,對低破鋼厚壁球的非定常進行了分析。
  18. Thermographical equation and thermodynamics of bacterial growth in exponential phase

    細菌指數生長期
  19. Based on the observation data such as coads and soda, the main climatological features of the tropical indian ocean and relationships of sea surface temperature ( sst ), heat budget with ocean dynamics and thermodynamics processes are analyzed ; the seasonal and interannual variability of the tropical indian ocean are well simulated using a ocean general circulation model ; based on the thermal equation and model output data, the variation mechanism of sst and heat budget are investigated in the tropical indian ocean ; besides, the effect of seasonal variation of wind stress, ekman pumping and horizontal diffusivity on the ocean current and heat budget are studied, using both ideal model and complex model

    本文根據coads 、 soda等實際觀測資料,較全面的分析了帶印度洋主要的氣候特點,並研究了海表面溫度( sst ) 、收支與海洋動的聯系;利用全球海洋環流模式較好地模擬出帶印度洋的季節和年際變化;基於和海洋環流模式輸出結果,探討了帶印度洋sst和北印度洋量收支的季節和年際變化機制,進一步揭示了海洋動在北印度洋平衡中的重要作用;在此基礎上,利用理想化的數值試驗與數值模擬結果相結合的式,證實了風應的季節變化和ekman抽吸,以及水平量擴散系數對北印度洋海洋環流和收支的影響。
  20. Data draw from actual application of 4 x 350mw fire power plant shows that above control methods were succeed in agc and other thermal control process

    通過4 350mw大型火電廠工應用中得到的各種數據表明,由上述總結出的工應用法在agc及其他式控制制實踐中均取很好的控制效果。
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