熱力學的效率 的英文怎麼說

中文拼音 [xuédexiào]
熱力學的效率 英文
thermodynamic efficiency
  • : 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動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • : 4次方是 The fourth power of 2 is direction
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 率名詞(比值) rate; ratio; proportion
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. So the effect of eutrophication of dianchi lake of sediment ca n ' t be ignored. based on the research of modern sediemnt of dianchi lake, the thesis is concerned about some physical and chemical characteristics ( including magnetic susceptibility, ammoniac nitrogen and effective phosphprus etc. ) and thermodynamics analysis of spontaneous mineral of iron

    本論文主要以滇池現代沉積物為研究對象,對滇池現代沉積物主要物理和化性質(包括氨氮、有磷、磁化等) ,進行基礎性地分析研究並對滇池現代沉積物鐵自生礦物進行了分析。
  2. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節含量;利用紅外光譜與差示掃描量儀對產物分子結構進行了表徵,並通過對共聚產物和吸水測試,證實了本研究所制備有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速較慢兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量有機硅改性丙烯酸酯乳液,且其聚合產物具有較高及耐水性能。
  3. Based on the first and second laws of thermodynamics and energy level theory, analyses the primary energy ratio, exergy efficiency and energy level difference of the household gas driven air conditioner at different conditions, and compares them with some other commonly used modes

    摘要運用第一定律、第二定律和能級分析理論,對戶式燃氣空調各種工況下一次能源利用系數、 (火用)和能級差進行分析,並與幾種常用方式進行對比。
  4. The second chapter studies the economy of ship ' s power plants, based on the aspects of lowering fuel cost, waste heat recovery, the match of ship, machinery and propeller, increasing propulsion efficiency, increasing the economy of ship ' s power plants, etc. the third chapter discusses in detail the control measures of voyage change cost, analysizes systematically the voyage change cost based on the way of fuel cost, harbor cost, voyage venture cost. the fourth chapter studies the structures and control measures of seafarers cost, maintenance cost, spare parts and stores cost, lubricating oil cost, etc. which are relatively easy to be controlled ; based on the state maintenance decision - making, a mathematical model is put forward, the validity and its solve process are discussed. the control measures of spare parts, fuel cost and lubricating oil cost should be based on scientific budget, through the control means of application, reception, usage, store check, try to acquire the inosculation of theory

    第一章主要討論營運船舶運輸成本,對船舶運輸成本概念、結構、性質與分攤、成本細分進行了分析,從宏觀上闡明了船舶運輸成本生存環境和生長趨勢;第二章研究了船舶動裝置經濟性,在營運船舶降低油耗、廢利用、船機槳匹配、提高推進、提高船舶動裝置經濟性途徑等方面進行了闡述和論證;第三章詳細論述並論證了航次變動成本控制措施,全面系統地分析和總結了航次變動成本,通過對燃油成本、港口使費、航次風險成本分析與控制,提出了航次風險成本概念並論述了若干航次風險成本控制措施;第四章對船舶營運成本中船員費用控制、維修保養及其費用控制、船舶備件物料管理及其費用控制等幾個主要可控性較高成本進行了細致分析並分別討論了相互控制措施,提出了基於狀態維修決策馬爾可夫數模型並論證了模型正確性及具體解算步驟,對于備件、燃潤物料控制堅持以科預算為前提,以申領、接收、使用、盤存為控制環節,切實做到理論與實踐密切結合;第五章,結合營運成本預核算案例,對船舶營運成本預算及核算進行了有益探討,旨在揭示成本發生動因,並給出了成本預算、核算編制方法。
  5. This paper adopts the thermodynamic method to on - line monitor the performance of the feed pump and on the base of the method develops the feed pump status monitoring system. the system has been applied to one power plant 2qomw unit and reached the good improvements of safety and economy for the unit operation. dai ri - jun ( feng zhen power plant ) directed by prof

    本文在充分研究給水泵在線監測方法和故障機理前提下,採用法對給水泵進行性能在線監測,同時開發了狀態監測系統,並將二者合二為一,成功地應用於200mw機組給水泵,提高了機組運行安全性與經濟性。
  6. Thermodynamic analysis on wet compression process is done in this thesis and studies are done on ideal wet compression process, actual wet compression process, water droplet evaporative rate, wet compression work, inlet evaporative cooling, wet compression efficiencies and water droplet breaking. and thermodynamic model of wet compression process is established, which gives out rules of and methods to calculate wet compression parameters

    本文從角度對濕壓縮過程進行了分析,分別對理想濕壓縮過程、實際濕壓縮過程、水滴蒸發速、濕壓縮功、進氣蒸發冷卻、濕壓縮和水滴破碎等進行了研究,建立了濕壓縮過程模型,給出了濕壓縮過程狀態參數變化規律和計算方法。
  7. The working parameters ( specific enthalpy, entropy, flux of working fluid, reynolds number, etc. ), the configuration parameters of the main components, such as steam turbine - generator group, evaporator and ehd condenser and system efficiency were calculated on the base of thermodynamics theory

    文中以理論為基礎,計算了低溫余發電系統運行參數(比焓、熵、工質流量、雷諾數、管路壓等)和各主要組件如汽輪機-發電機組、蒸發器和ehd冷凝器結構參數,並計算了系統
  8. Thermodynamic methods were used to optimize gasifier, shift reaction and co2 removal, and methanol synthesis processes. polygeneration is a promising system to make the best use of thermal energy with different qualities to achieve high environmental and economic benefits

    本文以方法研究了多聯產系統和火用損失,對氣化爐、水煤氣變換和脫碳以及甲醇合成等單元作了優化分析,指出了多聯產系統在能量利用方面合理性,對其環境益和經濟綜合評估方法進行了初步探索。
  9. Great difference in pressure for two flow made pressure wave system and it help to extend the delay time for gas in chamber, which increases combustion effusion. second, to increase combustion effusion, the inlet temperature of air and gas should be enhanced in the range of heat releasing in chemical reaction. third, the first work condition is unburned absolutely and the second work condition is burnt in shear layer of inlet and the end of down wall zone in straight segment

    對于壓差很大兩股氣流,所形成壓縮波系結構可以增加燃氣駐留時間,提高燃燒穩定性;為了提高擴散燃燒,在保證能放反應溫度范圍之內,應適當提高燃氣及空氣來流入口溫度;燃氣噴嘴應居於燃燒室軸線上,是改進超音速燃燒室結構一種思路。
  10. The precondition of establishing mathematics model of torpedo turbine system in design condition is to fulfill the external conditions ( such as torpedo sailing speed and depth etc. ) and inner conditions ( such as turbine power and efficiency etc. ). after establishing mathematics model of torpedo turbine system in design condition, we compiled simulation program to compute all kinds of inner parameters of turbine engine include engine type, principal layout of turbine, inner structure of turbine and state parameters of gases

    首先分析設計工況時渦輪機動系統,在滿足魚雷動系統各項外部條件(如魚雷航深、航速等)和內部條件(如渦輪機功,燃燒室壓、溫度,轉子機械強度等)前提下,建立起設計工況渦輪發動機模型,編程計算並確定渦輪機內部機械結構和燃氣狀態各參數。
  11. Accordingly, a new framework, which provides a common scheme for the numerical simulation on the macroscopic behavior of ferroelectrics though multi - scale analysis on the coupled thermo - electrics - mechanical behavior of multiphase in heterogeneous material, is induced to construct the effective constitutive equation of multiphase. in chapter four, based on the law of domain nucleation and domain wall motion of 1800 domain switching, a new scheme of domain switching and numerical simulation approach is put forward on the foundation of thermodynamics. driving traction, nucleation criterion, velocity of domain wall motion, kinetic relation and rate of domain switching in a single grain are given

    第四章以鐵電體1800疇變過程中形核規律和疇界運動規律實驗觀察結果為基礎,根據理論建立鐵電體疇變理論框架和數值模擬方法;給出了單疇內疇變驅動、新疇形核準則、疇界運動速度公式、疇變動表達式,單晶疇變速公式;用細觀觀點給出了對多晶鐵電體多場耦合性質進行包含疇變速影響多尺度分析方法。
  12. The effects of a wide variety of parameters such as the velocity, the temperature, the inlet moisture content of the primary and the secondary airflow, the channel width on basic thermodynamic criterion, such as thermal efficiency, exergy efficiency, exergy efficiency ratio, thermodynamics consummation, exergy destruction rate, exergy destruction coefficient, are simulated numerically

    在此基礎上,通過一些基本指標,如換、火用完善度、火用損、火用損系數等,對間接蒸發冷卻過程能量以及有用能利用、損失情況進行了分析和研究。
  13. 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,在相同壓比下,可使lhr循環比基本循環具有更高,而採用acr循環可以較lhr循環更進一步提高循環
  14. When refrigeration in this temperature range is realized by using single stage refrigerator with mixed refrigerant, not only the structure of the refrigerator is simplified, thus the operation reliability of the refrigerator is increased, but also the refrigerator can operate with a higher thermodynamic efficiency than that of conventional ones

    採用單級壓縮混合工質製冷機進行該溫區深度製冷,不但可以使製冷機結構得到簡化,提高製冷機運行可靠性,而且還可以獲得更高
  15. The aim of this study is to compare the thermodynamic characteristics of different j - t refrigerator cycles with mixed refrigerant in - 40 " c ~ - 120 " c temperature range and to find out the refrigerator type with high thermodynamic efficiency and high reliability, as well as the corresponding optimum composition of the refrigerant mixture

    本文研究目就是通過理論和實驗兩方面深入分析和比較各類混合工質節流製冷機循環在- 40 - 120溫區性能,探求其中內在規律,找到該溫區內具有較高和高可靠性製冷機型式以及相應最優混合工質成分。
  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

    對充入該工質管加爐,本文根據工程和相變傳及相關知識,對其進行了傳分析,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,描述了加爐從開機到穩定運行這一動態過程各參數變化情況,同時對燃燒過程也進行了計算,最終得到了穩態工況下裝置系數、參數;在理論計算基礎上,親赴現場觀察該爐實際運行情況,通過與原有各項性能進行對比,最終證明新爐性和可靠性,為其在油田中推廣可行性提供了依據。
  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應模型及機理基礎上,按非均勻介質對雙相復合懸浮液電流變應進行理論分析,研究了電流變應頻誘導特性;基於復合系統滲透壓計算,採用統計唯象理論,討論了電流變相分離特徵,獲得了與實驗吻合臨界參數;首次將定向滲流模型應用於電流變體臨界體積濃度分析,得出一個描述電流變流體特徵而不隨外加電場變化臨界體積百分數為0 . 37 。
  18. Based on the comparative analysis of two available heat system plan, the paper selects the water - water heat pump system plan. after a series of character analysis, design calculation ; the style of compressor including media choosing and its circle dynamic calculation for the thermodynamic system is determined. besides this, based on some basic measure of thermodynamic analysis, the heat pump coefficient of performance is discussed ; the exergy analysis for the water - water heat plan is conducted ; the calculation formula of heat pump exergy efficiency is derived ; an optimal model for heat pump together with thermal machine is established and the main exchanger equipment in heat pump system including its resistance calculation is designed in details

    本文通過對兩種系統方案進行比較分析,確定了水環泵系統基本方案,經過定性分析和設計計算,進行了壓縮機選型、工質選擇、系統循環計算等基本設計,同時應用分析一些基本方法,討論了如何評價泵系統性能系數,並對電廠循環水余回收泵系統進行了(火用)分析,得到了泵過程(火用)計算公式,建立了泵?機聯合機組優化模型,還對泵系統主要換設備進行了詳細結構設計和阻計算,最後對泵系統進行了技術經濟分析和評價。
  19. A number of factors will affect efficiency of the biosorption, and these factors were studied in chapter three, including the ph value, initial biomass loading and content of heavy metal ions, ion strength of the solution, etc. although the research for new and innovative treatment technologies has focus attention on the metal binding capacities of various biomass, the exact interaction between the ligands of the metal uptake process and the description of the thermal properties of the biosorption remain essentially unknown

    藻類對重金屬離子吸附受藻類細胞表面及溶液物理化狀態影響,本文從ph 、藻粉起始含量及重金屬離子起始濃度、離子強度等四個方面做了研究。第四章是大型海藻生物吸附平衡研究,我們對平衡數據做了langmuir方程回歸分析,得到了兩種海藻吸附各重金屬離子最大吸附容量;我們還以cu為例研究了溫度對吸附容量影響,並計摘要算了其吸附
  20. When the second law of thermodynamics states that not all the supplied heat in a heat engine can be used to do work, the carnot efficiency sets the limiting value on the fraction of the heat which can be so used

    第二定律國家,並非所有供應量在機,可以用來做工作,卡諾設定限制值對分數量可以這樣運用。
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