能量動量守恆 的英文怎麼說

中文拼音 [néngliángdòngliángshǒuhéng]
能量動量守恆 英文
co ervation of energy and momentum
  • 能 : 能名詞（姓氏） a surname
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 守 : Ⅰ動詞1 （防守; 看守） guard; defend 2 （守候; 看護） keep watch 3 （遵守; 遵循） observe; abide b...
  • 恆 : Ⅰ形容詞1 （永久; 持久） permanent; lasting 2 （平常; 經常） usual; common; constant Ⅱ名詞1 （恆心...
  • 能量 : 1 [物理學] energy; amount of energy 2 （能力） capabilities; capacity; 能量不滅 conservation of e...
  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、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. It is important to realize that momentum conservation applies even to inelastic collisions, in which the kinetic energy is not conserved.

    必須記住，動量守恆甚至對于非彈性碰撞也是成立的，盡管這時動能已不守恆。
  3. The effect of cutting speed, cutting thickness, cutting knife and materials on the working power capacity is discussed. finally tractive property of road plane milling machine is also studied. through the comparison of the results of theory calculation and experimental results the equation of working power capacity of milling machine is modified

    本文對冷式瀝青路面銑刨機的動力學工作過程進行了理論分析與試驗研究，並利用金屬材料切削的基本原理，研究了主切削力，並從能量轉化守恆的角度推導了銑刨機銑刨作業阻力和功率計算公式，討論了機器切削速度、銑刨厚度以及刀具與材料特性對銑刨作業阻力和功率的影響規律，最後討論了銑刨機牽引性能，且通過試驗研究驗證了銑刨作業阻力和功率公式。
  4. Analysis is made on structure characteristics of the finned - tube, and analysis has been made on the special heat and mass transfer principle of every micro - unit under both dry and wet conditions. appropriate hypothesis is made and based on the energy, mass and momentum equivalent, the evaporator models of dynamic distributed parameters are set up. in addition, the gascooler and internal exchanger models of dynamic and distributed parameters, the throttling valve models and the compressor models are set up, too

    本文的內容如下： 1對翅片管蒸發器的結構特點進行分析，選取適當的微元體，對于干、濕工況下每個微元分別進行傳熱傳質分析，通過適當的假設，利用質量守恆方程、能量守恆方程和動量守恆方程建立了蒸發器的分佈參數數學模型；對回熱器劃分微元建立了分佈參數數學模型；對氣體冷卻器建立了分佈參數數學模型；對壓縮機建立了數學模型；建立了節流閥的數學模型，為系統模擬奠定了基礎。
  5. The procedure to modify the sss code is as follow : at first the hom eos ( equation of state ) is replaced by the sesame eos, secondly the magnetic force is added to the momentum equation, the ohmic heating rate is added to the energy conservation equation

    對sss程序改造過程大致如下：首先以sesame數據庫物態方程替換sss程序原有的物態方程；其次在動量守恆方程中加上洛侖茲力項，在能量守恆方程中加上單位質量焦耳加熱項，通過麥克斯韋方程推導出磁擴散方程。
  6. The equations of mass conservation, momentum conservation and energy conservation of gas, liquid and two - phase flow are the basement of the program

    程序用汽相、液相以及兩相流的質量守恆方程、動量守恆方程和能量守恆方程等基本方程來建立數學模型。
  7. A dynamic mathematical model of an air source heat pump water chiller / heater ( ashpwch ) under frosting was developed by connecting several of its component models according to principles of mass, momentum and energy conservation

    摘要在空氣源熱泵冷熱水機組各部件模型的基礎上，基於質量守恆定律、動量守恆定律和能量守恆定律，將這些部件模型有機地結合起來，建立了機組結霜工況下的動態數學模型。
  8. We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s

    根據能量動量守恆關系和clbo的色散方程，詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦、泵浦光的發散角、泵浦光功率超過參量光振蕩閾值一定倍數、高增益系數、有效腔長波動以及自發輻射引起的參量光線寬，並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。
  9. After a careful comparison we found : ( 1 ) rotating the coordinate system around the z - axis for each event is necessary for the relaxation of the correlation between thrust ( or sphericity ) major - minor frame and the direction of the first hard gluon emission. ( 2 ) the horizontal factorial moments ( hfm ) are equivalent to the vertical ones ( vfm ) only after cumulant - variable transformation. therefore, in the study of nonlinear phenomena in high energy collisions the hfm can be used only in combination with the cumulant variables

    工jlnfy4ww ； 6標系與發射第一個硬膠子之間的關聯效應，從而觀察到全部強度的動力學起伏；證明了：只有在引入累積變量以後，橫向矩才等於縱向矩，從而也才等效于幾率矩，困而只有在這時，橫向矩才能被使用；論證了：對eb對撞末態粒子系統動力學起伏的研究只能在全相空間進行，而不能用限定的相空間，因而只能採用丟掉最初的一個或幾個點的方法消除動量守恆對相空間標度特性的影響。
  10. For the actual situation of multiplayer production in most oil wells, velocity and flow change are considered in the model while fluid moves up the well, and conservation equation including continuous equation, momentum equation and energy equation are solved together

    對大多數生產井多層產液的情況，並考慮到井筒內液體在上升過程中的速度變化和流量變化，把質量、動量和能量守恆方程耦合聯立求解。
  11. In the studying of the dielectric recovery mechanism, the dielectric process of high - power repetitive gas switches was analyzed theoretically, the conditions of full recovery of dielectric capability, and some qualitative results were obtained. then, a dynamic mathematical model of the dielectric recovery process was made, and a group of equations, including mass conservation equation, momentum conservation equation, energy conservation equation and state equation, were built. also, a mathematical model of the dielectric recovery process of a axially - blown gas spark gap, and a group of simplified hydromechanical equations were made

    在絕緣恢復機理研究中，首先對高功率重復氣體火花開關絕緣恢復過程進行了理論分析，提出了開關絕緣強度完全恢復的判據，得到了一些定性結論；然後建立了一般吹氣式氣體火花開關絕緣恢復的動態數學模型，得到了包括質量守恆方程、動量守恆方程、能量守恆方程和狀態方程等的一個完備方程組；建立了縱吹式氣體開關絕緣恢復過程的數學模型，得到了一個簡化流體力學方程組。
  12. The phase matching and group velocity matching conditions of type - i and type - ii second harmonic generation ( shg ) are obtained according to the momentum and energy conservation laws. the group velocity delay of ultrashort pulse shg on clbo and the crystal length decided by the group velocity delay are analyzed and compared with bbo ' s

    從動量守恆、能量守恆出發推導得出了超短脈沖倍頻的類、類相位匹配和群速匹配條件，對clbo晶體用於超短脈沖倍頻時的群速延遲以及由群速延遲決定的晶體長度進行了分析和數值模擬，並與bbo晶體進行了比較。
  13. Topics include the principles of conservation of mass, momentum and energy ; hydrostatic behavior of floating and submerged bodies ; lift and drag forces ; dimensional anaylsis ; wave forces on ships and offshore platforms ; laminar and turbulent flows

    主題涵蓋質量守恆、動量守恆及能量守恆等原理、浮體及沈體之流體靜力行為、升力、拖曳力、因次分析、船舶及離岸平臺上作用的波力、層流及紊流。
  14. In present study the calculation of the time slope term in the bgk scheme including the non - equilibrium state effect is simplified based on the conservation of mass, momentum and energy in particle collision. numerical tests show that the simplification not only keeps the advantages of the old one but also makes it simpler and more efficient

    本文研究首先從引入非平衡態因素的bgk格式出發，基於粒子碰撞過程中質量、動量和能量守恆的原理，簡化了原格式中時間梯度項的計算，有效地減少了計算量。
  15. The improved slot technique, which maintains mass conservation in the presence of artificial slots, is used to treat the problem of moving shoreline. the improved technique can simulate the wave runup more accurately

    採用改進的窄縫法，假設岸灘上存在「窄縫」的同時，保證了水體的質量守恆，能夠更加準確地處理動邊界問題。
  16. According to the theory of engineering thermodynamics and phase change, heat - transfer process of the special working fluid heat - pipe stove is analyzed. some hypotheses are postulated and with the help of equation of mass - conservation, energy - conservation, the dynamic concentrative parameter model is built, the change of each parameter is prescribed at any stage from starting to stopping. with the thermodynamic calculation of burnable process, the parameter of device, such as heat - transfer coefficient / thermal efficiency etc, are achieved under steady state ; based on theoretic calculation, observing the actual running circumstance of the heating stove in person, with some performance comparison between the new and the old, the high efficiency and reliability of heat - pipe stove is proved, the project which expend it in the oil - filed is feasible

    對充入該工質的熱管加熱爐，本文根據工程熱力學和相變傳熱學及相關知識，對其進行了傳熱分析，經過適當假設，運用質量守恆和能量守恆定律，建立了裝置動態集中參數模型，描述了加熱爐從開機到穩定運行這一動態過程各參數的變化情況，同時對燃燒過程也進行了熱力計算，最終得到了穩態工況下裝置的換熱系數、熱效率等熱力參數；在理論計算的基礎上，親赴現場觀察該爐的實際運行情況，通過與原有的加熱爐的各項性能進行對比，最終證明新爐的高效性和可靠性，為其在油田中推廣的可行性提供了依據。
  17. The principle of conservation of momentum holds whatever the nature of the internal forces, conservative or not.

    動量守恆原理則不管內力的性質如何（保守的或非保守的）都能適用。
  18. When the motion tracks of two objects intersect, they may collide and have interference. before and after their collision, they meet law of conservation of momentum and law of conservation of energy

    兩個物體的運動軌跡相交時，將發生碰撞、干涉，在碰撞前後滿足動量守恆和能量守恆定律。
  19. In order to study the operation characteristics of hpacdhws, distributed parameter simulation models of the fin heat exchanger and the plate heat exchanger are built up. the compressor model is founded in map - based method, and the thermodynamics expansion value model is built up in force balance method. the dynamic system model is the efficient connection of all component models by laws of equalization of mass, momentum and energy

    為了研究hpacdhws的運行特性，本文利用分佈參數法分別建立了翅片管換熱器和板式換熱器的動態數學模型，採用圖形法和力平衡法分別建立了壓縮機和熱力膨脹閥的集總參數計算數學模型，並基於質量、動量和能量守恆定律等約束條件，建立了hpacdhws的動態模擬模型。
  20. Conservation of energy and momentum

    能量動量守恆
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