熱力學穩定相 的英文怎麼說
中文拼音 [rèlìxuéwěndìngxiāng]
熱力學穩定相
英文
thermally stable phase- 力 : 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...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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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。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。The results show that at a given substrate temperature, there is a compressive stress threshold, below which cbn phase is thermodynamically stable and p above which hexagonal bn ( hbn ) phase is thermodynamically stable
結果表明,在給定的襯底溫度下,存在一個壓應力閾值,壓應力低於此值時立方相是熱力學穩定相,壓應力高於此值時,六角相是熱力學穩定相。Compared to other commonly referenced high - k materials, hfo2 is known for its stability on silicon and process compatibility. the fabrication and electrical properties of hfo2 and hfoxny gate are carefully studied. with the study on hfo2. we can receive a few significative conclusion : 1
結果表明,與傳統的hf清洗的si表面相比, nh _ 4f清洗的si表面與hfo _ 2具有更好的熱力學穩定性,因而可獲得更低的eot和柵泄漏電流密度; 3 )研究了濺射氣氛和退火工藝對hfo _ 2柵介質薄膜性質的影響。In the fields of fluid dynamics, entropy inequality reflects the second law of thermodynamics. i. e. entropy must increase across shock waves ( a kind of discontinuity ). all kind of approximate schemes should reflect the fact that it must satisfies some kind of discrete entropy inequality ). from the view of practical computation, stability and theo - retical error of any kind discrete schemes all dependend of the smoothness of the solution of ( 0. 2. 1 ). generally, the approximate solution have good stability and theoretial error in the area where the solutions have more regularity and poor stability and theoretial error in other area
從流體力學來看,它事實上是熱力學第二定理的反映,即熵越過激波(一種間斷)要增加。各種估計格式構造的估計解應反映這一事實,即滿足熵不等式。從實際計算來看,總是通過離散化求解,不考慮計算的積累誤差,它的穩定性與計算精度都依賴與真解的光滑性,一般說,在解較光滑的區域有較好的穩定性與計算精度,而在較粗糙的區域則相反。Thermodynamic analysis and experiment on phase stability of low active fe - cr - mn alloy
合金相穩定性的實驗與熱力學計算Abstract : the responses of shaft bow and their relationships with unbalanceresponses and mechanical or electronic run out are analyzed based on the theory of rotor dynamics. the responses of shaft bow are separated from the unbalance responses successfully by making use of vibration information under different rotor runs. an identification method of thermal bend is presented based on the 2d - holospectrum technique. experimental results show that when bow phase is steady and amplitude is variable, the tangent of initial phase point on the 2d - holospectrum is parallel, which can be effectively used for diagnosis of bent shaft
文摘:依據轉子動力學理論分析了柔性轉子彎曲響應的特徵,在此基礎上討論了它與不平衡響應及機械與電氣跳動量之間的關系,並利用轉子在不同起車情況下的振動信息,有效地分離了彎曲響應和不平衡響應,求解出彎曲量與不平衡量的比值.提出了轉子在恆定轉速下,基於二維全息譜技術的熱彎曲故障識別方法.研究結果表明,當彎曲量相位穩定而其幅值變化時,轉子響應的二維全息譜初相點的切線是相互平行的,由此可以有效地實現轉子熱彎曲故障的識別與診斷According to the physical model, a mathematical model and computational method were proposed. an axially symmetric transient thermal conduction equation was put forward, which included material pyrolysis, pyrolysis gas flow and chemical reaction in charred layer. chemical reaction was controlled by chemical dynamics, and the reaction rate was computed using arrhenious equation
針對物理模型提出了相應的數學模型和數值計算方法,在材料內部建立了二維軸對稱的非穩態導熱控制方程,其中加入了材料熱解、熱解氣體流動以及炭化層內的化學反應等因素的影響,化學反應由化學動力學控制,通過arrhenius公式確定其反應速率。Following these two examples of two and three phases, regarding ternary and quarternary metallic melts involving eutectic as melts consisting of three and four non - homogeneuos solutions correspondingly, and using thermo - dynamic parameters of binary metallic melts involving eutectic, calculating models of mass action concentrations for ternary symmetrical melts formed from similar metastable compounds, ternary unsymmetrical melts formed from unsimilar metastable compounds and quarternary metallic melts involving eutectic have been formulated
仿照這兩個二、三相熔體的例子,將含共晶體三、四元金屬熔體看作由3 , 4個溶液組成的非均相熔體,並利用含共晶體二元金屬熔體的有關熱力學參數,針對由同類亞穩態化合物組成的對稱型三元系、不同類型亞穩態化合物組成的非對稱型三元系及四元系含共晶體金屬熔體,制定了相應的作用濃度計算模型。Much attention has been paid on pure or doped zirconia thin films because of their high melting point, low heat conductivity, high ionic conductivity and chemical durability. in the case of metal - oxide - semiconductor ( mos ) devices and high - temperature superconductor ( hts ) wires, zirconia epitaxial thin films are promising buffer layers and have been intensely studied in the past two decades
純的或摻雜的氧化鋯薄膜因其高熔點、低熱導率、高離子導電能力和高溫化學穩定性而受到相當的重視,而且氧化鋯外延薄膜在金屬氧化物半導體( mos ) 、高溫超導帶材等領域的應用受到越來越多的關注。In the microemulsions - mediated methods, the nanosize water droplets show thermodynamically stabilization by the means of the surfactants ( sometimes and cosurfactants ) films, that serve as nanosize test tubes, thus limiting particles growth and minimizing particle aggregation. the technique have been applied in some fields including inorganic nanoparticles synthesis, organic polymerization and enzyme catalyst activitization
在反相微乳液中,由於表面活性劑和助表面活性劑的作用,提供了一個熱力學穩定的納米尺度的水核空間,該水核空間作為可以調節的模版(又稱為智能微反應器) ,對于合成各種無機納米粒子、有機物的聚合以及增加酶的活性都已經引起了廣泛的注意。Then, we use the largrange indeterminate multiplier method. according to the thermodynamic conditions describing the coexistence of two phases and the stability conditions of equilibrium state, the equations describing the solid - liquid phase diagram equilibrium curves of the 2d alternative binary system are obtained
我們首先利用largrange不定乘子法,由熱力學理論和穩態相平衡條件得到了該系統的固-液兩相平衡曲線方程的表達式,給定勢參數后,我們得到了該系統的幾種典型的固液相圖。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。( 1 ) thermodynamic stable system : in this part, many experiments have been done in order to get the data of alcohols " soluble capacity in diesel fuel, the solubilizing power of some solubilizing agents, the effects of surfactants " hlb number and water on the mixture fuel stability
( 1 )柴油與醇形成熱力學上的穩定體系。本文通過大量實驗比較了醇與柴油的相溶能力、多種助溶劑對柴油-醇的助溶效果、表面活性劑的hlb值對柴油-醇的增溶效果的影響以及水對這種熱力學上的穩定體系的影響。The effects of the monolayer - formation conditions on the monolayer behavior, including the phase structure ( molecular packing ), intermolecular interactions, stability, and so on, were discussed. based on the theory model we study low molecule weight surfactant ( behenic acid ) and phospholipid monolayer and the cyclic isotherms of their mono layers ; including the standard thermodynamic characteristics and aggregation of the cyclic isotherms
從力學性質著手,我們討論了成膜條件對相態結構(分子排列) 、分子間作用力、穩定性等物理化學性質的影響;在此基礎上,利用現有的理論模型討論小分子化合物(二十二酸)及其磷脂分子壓縮、擴張過程分子聚集、擴散機理及其熱力學問題。However, the performance of thermoelectric materials can be optimized if various materials with different properties are arranged along the temperature axis to form a graded or laminated thermoelectric material. in the present work some homogeneous materials such as bi2te3 - and fesi2 - based thermoelectric materials as well as pseudo - binary alloys ( pbte ) 1 - x ( snte ) x ( 0 x 1 ) have been prepared, their thermoelectric properties have been measured, and the possibilities for constitution of laminated structures have been discussed. the processes for preparation of laminated thermoelectric materials and the thermal stress buffer layers sandwiched between thermoelectric material segments have been studied
本項工作主要包括: 1 )均質熱電材料bi _ 2te _ 3基、 fesi _ 2基以及膺兩元合金( pbte ) _ ( 1 - x ) ( snte ) _ x ( 0 x 1 )的制備與性能研究,適合於製作梯度功能材料的各種均質熱電材料的篩選; 2 )異種材質及近乎相同材質疊層材料制備工藝的研究以及熱應力緩和層的研究) ; 3 )採用sem 、 edax 、 empa 、 xps等多種手段,對界面處微觀組織結構、擴散與反應的分析; 4 )採用數學建模計算及實驗測量,對兩元和多元疊層熱電材料的結構設計以及性能和熱穩定性的研究。In the light of the interaction of oil , pipeline and ambient media and their unstable heat transmission , considering temperature dependent on physical properties and phase change of oil , a mathematical model for thermal calculation is presented
針對加熱原油管道停輸后油品、管道及周圍介質的相互關系和它們的不穩定傳熱,提出了熱力計算的數學模型。Finally, the pmma / sio2 micron - composites was prepared by in - stu polymerization, and the properties of this composites filled with different surface characteristic and content ratio white carbon was study. the results revealed that improving interfacial compatibility and strength between micron - white carbon and polymer were beneficial to improving the mechanics, thermal stability and resistant solvent
結果表明:對于微米級的白炭黑粒子,提高其與聚合物基體的界面相容性和界面強度,對復合材料的力學性能、熱穩定性以及耐溶劑性能有很好的改善。Firstly, by using the largrange indeterminate multiplier method, and according to the thermodynamic conditions describing the coexistence of two phases and the stability conditions of equilibrium state, the equations describing the solid - liquid phase diagram equilibrium curves of the 2d alternative ternary system are obtained
首先利用largrange不定乘子法,由熱力學理論和相平衡的穩定性條件,得到了決定該二維三元替換式l - j系統的固分享友人