thermodynamic pressure 中文意思是什麼

thermodynamic pressure 解釋
熱力學壓強
  • thermodynamic : adj. 熱力的。a thermodynamic cycle 熱力循環。n. -s 熱力學。
  • pressure : n 1 壓;按;擠;榨。2 【物理學】壓力,壓強;大氣壓力;電壓。3 精神壓力,政治[經濟、輿論等]壓力。4...
  1. 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物態方程入手,結合高壓物理和熱力學理論分析,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力條件下的相態-鈣鈦礦型結構的相穩定性。
  2. Using the thermodynamic conditions describing the coexistence of two phases and the stability conditions of equilibrium state, we have calculated the normalized temperature and the normalized pressure of the triple point ( t1, p1 ), the melting curve, vapouring curve and the sublimation curve. the whole phase diagram of the 2d monatomic l - j system is obtained

    和杜宜瑾等人的方法類似,我們先給出了系統在相變點時的一些參數的數值,在此基礎上,考慮占據率q的因素,利用相平衡的熱力學條件及平衡態的穩定性條件,得到了二維單元l - j系統的熔化曲線、汽化曲線、升華曲線以及三相點的位置,從而給出了該系統的完整的三相圖。
  3. The number of thermodynamic variables, such as temperature and pressure, required to specify a state of equilibrium of a system, given by the phase rule

    變化,變異相律提供的,要求詳述某一系統的平衡狀態的熱力學變量數目,如溫度和壓力
  4. This quantity is identical to the negative of the thermodynamic pressure.

    這個量等於熱動力壓力的負值。
  5. Narrowly speaking, eos is the relationship between the pressure, the volume and temperature of substance system in thermodynamic equilibrium

    從狹義上來講,物態方程是描述處于熱力學平衡態的物質系統中壓強、溫度、體積之間的函數關系。
  6. In a narrow sense of the word, equation of state ( eos ) is the relationship of pressure, volume ( or density ) and temperature ( p - v - t ) for substance system in thermodynamic equilibrium

    從狹義上講,物態方程是描述處于熱力學平衡態的物質系統中壓強、溫度、體積或密度之間的函數關系( p - v - t ) 。
  7. These deviations are not acceptable for typical calculations in hat. similar problems occur for caes plants. in order to meet the demands of engineering design, the humid air must be regarded as a kind of real gas and more accurate thermodynamic properties of the humid air are acquired at high temperature and high pressure

    本文針對新型熱力循環中對高溫高壓濕空氣熱力學性質參數的需求,以濕空氣透平和壓縮空氣蓄能系統中的工質為研究對象,在維里狀態方程的框架下,運用對應態原理,提出一個適合計算高溫高壓濕空氣熱力學性質的對應態維里方程,並利用兩種方法對濕空氣的汽液相平衡進行計算。
  8. A test - bed of dg45 - 80 10 hypo - pressure feed water pump is designed, based on which the general on - line performance testing system is developed and the thermodynamic method is introduced to measure the efficiency of the pump. a new programming technology combining vc + + with matlab is presented by which the vibration monitoring system of boiler feed water pump is developed successfully to perform data analysis after on - line acquisition

    本文首先進行了次高壓鍋爐給水泵dg45 80 10實驗臺的設計,在此實驗臺設計成功並安裝調試通過的基礎上,開發了鍋爐給水泵通用性能試驗系統,包括測點的布置、各型測量儀器的選購,設計,安裝和調試以及軟體平臺開發。
  9. This paper introduces in detail both of them and attempts to have a development and research about the thermodynamic calculation of the small sliding pressure running steam turbine

    論文中對這兩種方法都有詳細的介紹,並嘗試性地對滑壓運行的小汽輪機的熱力計算方法進行了探討和研究。
  10. It is very difficult to analyze flame radiation in the cylinder of a diesel engine by theoretical method since flame radiation is a function of many parameters, such as the combustion process, the geometrical description of the chamber, the soot formation and oxidation processes, the soot radiant temperature and soot absorption coefficient. the radiant property of the flame in a cylinder is dependent on the combustion process. but the thermodynamic state of real engine cycles can be analyzed from the pressure - volume diagrams in the cylinder. thus a new thermodynamic computational model is set up for the flame radiation in the cylinder of a diesel engine based on the indirect relationship between the flame radiation and the pressure - volume diagram of the combustion process in this paper. the flame radiant heat flux in the cylinder of a di diesel engine is calculated with the variation of crank angle by this model. compared with measured values, the result of the computational values shows the model is available to represent the effects of flame radiation

    柴油機缸內的火焰輻射受諸多因素的影響,用理論分析法來確定它是相當困難的,由於柴油機缸內火焰輻射特性依賴于缸內的燃燒過程,而燃燒過程中的實際熱力狀態又可用示功圖來分析,因此藉助於火焰輻射與缸內熱力參數之間的這種間接關系,建立了一種計算柴油機缸內火焰輻射傳熱的新模型,利用該模型對一臺直噴柴油機缸內火焰輻射熱流量隨曲軸轉角的變化情況進行了計算,將計算結果與實測結果進行了比較,表明該模型能較好預測缸內火焰輻射傳熱量。
  11. The technical feasibility, thermodynamic effectiveness and the engineering problem of supercritical pressure circulating fluidized bed boiler with vertical furnace walls was analysed in this thesis

    本文對具有垂直水冷壁的超臨界循環床的技術可行性、經濟性和技術難點作出了分析。
  12. Pressure variations often have less impact on transport properties, although they can significantly alter thermodynamic properties such as the density of gases and liquid boiling points

    壓力的變異則對這些物理性質影響較輕微,但是對氣體以及接近沸點溫度的液體來講則壓力對物理性質有非常明顯的影響。
  13. The rule of opening back - pressure aperture on double wraps scroll compressor is introduced and thermodynamic model and conducting heat model on double wraps scroll compressor are established ; it can provide gist to open back - pressrue aperture for design and development of double wraps scroll compressor in the future

    摘要提出了雙渦圈壓縮機背壓孔開設的原則,並建立了雙渦旋背壓孔的熱力學模型和傳熱學模型;在今後設計研發具有雙渦旋的渦旋壓縮機的背壓孔的開設提供了依據。
  14. On the other hand, explosive boron nitride ( e - bn ), another high - pressure phase of bn, was obtained in the resultant films. we also studied the thermodynamic parameters of the growth of e - bn films

    另外,在我們所制備的薄膜中還得到了氮化硼的另一高壓相-爆炸結構氮化硼( e - bn ) ,並初步研究了其生長的熱力學參數。
  15. The conclusion is that if an appropriate refrigerant mixture is used, the lhr cycle can have a relatively higher thermodynamic efficiency than that of basic cycle, in case their pressure ratios are the same. the thermodynamic efficiency can be further improved when the acr cycle is used

    研究結果表明,正確地選擇混合工質,在相同的壓比下,可使lhr循環比基本循環具有更高的熱力學效率,而採用acr循環可以較lhr循環更進一步提高循環的熱力學效率。
  16. Thermodynamic computation indicates that copper melt at the final release state ( 1 atm ) in the shock pressure range from 148gpato 219gpa. method 2 : lagrange wave speed measurement

    由熱力學計算得出,無氧銅在從148gpa到219gpa的沖擊壓力下卸載到零壓時,有卸載熔化發生。
  17. 1. upon brief reviewing current mathematical and physical models and mechanisms for electrorheological effect, the theoretical analysis of the dielectric relaxation of electrorheological fluids and the frequency - inducing characteristics for electrorheological effect are conducted. based on statistical thermodynamic analysis and osmotic pressure calculating of an electrorheological fluid complex system, phenomenological theory is adopted to evaluated phase reparation characteristics. thus critical factors corresponding to experimental results are introduced

    在簡要評述現有電流變效應模型及機理的基礎上,按非均勻介質對雙相復合懸浮液的電流變效應進行理論分析,研究了電流變效應頻率誘導特性;基於復合系統滲透壓的計算,採用統計熱力學唯象理論,討論了電流變效應的相分離特徵,獲得了與實驗吻合的臨界參數;首次將定向滲流模型應用於電流變體臨界體積濃度的分析,得出一個描述電流變流體特徵而不隨外加電場變化的臨界體積百分數為0 . 37 。
  18. The humidity air turbine ( hat ) is one of the thermodynamic systems, which have features of high efficiency, low cost and low emissions because of the addition of water into the compressed air. the operating temperature may be up 250 and the pressure may be higher than 5mpa in key components ( the saturator ) of hat

    近年來出現的濕空氣透平( hat )就是這種高效環保的循環系統,在它的關鍵部件? ?飽和器中,濕空氣的溫度達到250oc ,壓力可能高於5mpa ,同時壓縮空氣儲能系統( caes )這一高效儲能系統要求工質(濕空氣)壓力達到15mpa 。
  19. With mixed - refrigerant, the thermodynamic efficiency of j - t cooler can be greatly improved. in this thesis, an open fast - cool - down j - t cooler driven by the high pressure pure nitrogen is investigated, and we also proposed mixed - refrigerant j - t coolers driven by a single stage oil - lubricated air - conditioning compressor. these two systems were studied both in theory and experiment

    採用混合工質的j - t節流製冷機在熱效率上比純質有大幅度的提高,本文從理論和實驗兩個方面分別對開式的j - t快速節流製冷機系統和用空調壓縮機驅動的混合工質閉式j - t節流製冷循環進行了研究。
  20. The simulation results are in good agreement with thermodynamic data for porous iron with a porosity of 12. 1 %, which implies that porous sample of a given porosity has a thermodynamic equilibrium temperature under a given shock pressure

    另外本文還對密實鐵和多孔鐵的沖擊溫度進行了分子動力學模擬和熱力學計算,修正後的結果表明多孔鐵沖擊溫度的md模擬結果與熱力學計算結果基本一致。
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