熱電當量 的英文怎麼說

中文拼音 [diàndāngliáng]
熱電當量 英文
electric eaquivalent of calorie
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 當Ⅰ形容詞(相稱) equal Ⅱ動詞1 (擔任; 充當) work as; serve as; be 2 (承當; 承受) bear; accept...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. Tensile properties and impact properties measurements were done at room temperature. the volume resistivity of rectangular samples was measured using a zc36 electrometer and a high 240a voltage supply, for samples with a low resistivity level a dt - 9205b digital multimeter was used, silver paint was applied to ensure complete contact between sample and electrodes, namely, to eliminate the contact resistance. the phase morphology of blends was also studied using a jeol jsm - 5900lv scanning electron microscope ( sem )

    體積阻率的測定:r _ v 10 ~ 8時,製成100 100 4mm板材,用zc36型高阻儀測r _ v 10 ~ 8時,用dt - 9205b型數字式萬用表測試試樣的體積阻,為了減小接觸阻對測試的影響,採用銀導膠將銅片粘接在試樣的兩個端面上,靜置24小時,待銀導膠凝固,試謝長瓊:拉仲對pet / pe / cb復合導體系形態和性能的影響樣的阻穩定后再測
  2. The samples with smaller grain sides were obtained in our experiment, and the properties are corresponding with that of those samples prepared by melting method mentioned previously. several approaches can be proposed for further increasing the thermoelectric properties. preparation of the material with different compositional deviations availably controlled from stoichiometry is one of the ways to change the carrier concentration, and hence to optimize the value of power factor

    該方法獲取的塊體樣品的片狀顆粒的粒度遠小於熔煉法制備的樣品,樣品的性能也與熔煉法相,如果能有效控制樣品的化學計比,提高生成物的純度將會更大程度的提高材料的性能。
  3. Contraposing the measurement principle of the traditional hotwire air mass flowmeter, the reason of the excursion of the result for flow measurement was analyzed and inferred when environment temperature changed ; the method for temperature compensation and the realization circuit was given ; and compared the theory output of the new type hotwire air mass flowmeter with its real output after temperature compensation

    摘要針對傳統型線式空氣質計的測原理,分析和推導出環境溫度變化時對流結果產生偏移的原因;提出了一種環境溫度的補償方法和具體的實現路;並對經環境溫度補償后的一種新型線式空氣質計的理論輸出和實際輸出進行了計算與比較。
  4. The effect on display characteristic made by thermal deformations of the shadow mask is comprehensively investigated. by using the electron beam distribution automatic measurement system with a micro - deflective coil, a concave spot in luminance distribution can be get. it changes its position when the shadow mask changes its form

    本文系統全面地分析了傳統蔭罩的各類變形對顯示屏特性的影響,利用本文研製的子束亮度分佈自動測試系統,附加一個微偏轉磁場,使相鄰兩子束打在同一顏色的熒光粉條,並形成一個亮度凹點,蔭罩變形時,凹點位置作相應的位移,以此原理跟蹤測凹點位移,即可得到色純漂移動態變化曲線。
  5. It shows that the injection quantity and the difference of temperature distribute as a parabola which is at the same load, and the minimum of the parabola corresponds to the optimum quantity of injection ( g ). under the condition that the quantity of injected mass, the air speed and the heat quantity is respectively g, v and q, the research demonstrates that the pentium iv chip ' s temperature variation can be controlled under 40c and work normally when the wind speed overpass 1. 5m / s and the power dissipation of the chip is 60w. otherwise this paper calculates the flooding limit of thermosiphon with several different methods

    對其充灌、散子元件( cpu模擬晶元)表面與環境溫度之差及通風、流速的影響進行了系統的測試,發現充液與溫差的關系在負荷不變時呈拋物線分佈,其極小值點對應的充液是最佳充液g 。在充液為g時,對風速v 、散q進行的研究表明,風速超過1 . 5m / s后,奔騰晶元在60w發條件下晶元溫度小於40 ,能滿足長期正常工作。
  6. Finally, we can not use electric power but the engine of bus or subsidiary engine to drive air compressors of bus air conditions. because the change range of turnaround speed of engine is very wide, that brings difficulties in controlling the rate of flow of cold - producing medium. in the control of bus air - conditions, preventing evaporator from freezing to make the air - conditions work with high efficiency and controlling the temperature of railway carriage are the basic tasks in air - condition control

    與一般的建築空調相比,汽車空調的工作環境惡劣,條件差,控制難度要增加很多,主要體現在以下幾個方面:一是車外負荷變化大,難以確定控制參數;二是要求空調負荷大,而且要控制空調使其降溫迅速:三,不便於用力作為動力源,必須用汽車發動機或輔助發動機來帶動壓縮機,採用汽車發動機作為動力源時,由於汽車的車速變化大,發動機轉速的變化可從600r min到4000r min ,壓縮機轉速與發動機轉速成正比,其轉速變化高達7倍,給空調系統製冷劑流控制帶來困難。
  7. Thermal equivalent of electric energy

  8. The sol - gel method and solid - state thermal reaction technique were used to prepare the composite oxides with variable lithium content. the doping treatments of some compounds were conducted. dta and tg were used to analyse synthesis mechanism, xrd to analyse phase composition, sem to observe morphology, li - b / licl - kcl / oxide simulated thermal cells to analyse the lithium - intercalation mechanism and properties of cathode material

    實驗中採用溶膠?凝膠工藝和固相反應技術制取相應的不同鋰含的復合氧化物,並嘗試對某些化合物進行適的摻雜處理,應用dta和tg分析合成機制、 xrd分析所得物的物相組成、 sem觀察其形貌,模擬li - b / licl - kcl /氧化物的單體池來分析陰極材料的嵌鋰機制及其極性質。
  9. A hydrogen and argon ions mixing beam was implanted into the deposited vanadium oxide film. after annealing, vo2 film with tcr ( temperature coefficient of resistance ) as high as 4 % was obtained. the bombardment of ar + could break v - o bond of v2o5 molecule in deposited film and implanted h + resulting in the deoxidization of v2o5, so the vo2 thin film could be prepared by proper control of the dose of ar + / h + implantation

    利用離子束增強沉積設備,在ar ~ +離子束對v _ 2o _ 5靶濺射沉積的同時,用氬、氫混合束對沉積膜作高劑的離子束轟擊,使得被氬離子轟擊后斷鍵的氧化釩分子,再被注入氫降價,然後經適的退火,成功地制備了阻溫度系數高達4的vo _ 2薄膜(國外報道值為2 - 3 ) ,並研製了單元懸空結構探測器和8 1 , 16 1線性陣列。
  10. Recent years, the using of piezoelectric sensors becomes a focus in novel biosensors research. the basic principle is that the characters of its oscillation are highly responded with the changes of the surface mass adsorption, or the physic characters in the reaction system including density, viscosity, conductivity and so on. a piezoelectric biosensor with a nanogram sensitivity could be constructed through a reasonable biological processing and structure designing to the piezoelectric quartz crystal

    近年來,壓傳感器檢測技術逐漸成為生物分析中的研究點,其基本原理是利用石英晶體振蕩特性對石英晶體表面質負載(質效應)和反應體系物理性狀如密度、粘度、導率(非質效應)等的改變具有高度敏感的特性,通過對石英晶體進行適的生物學處理和結構設計,構建出具有具有ng級檢測能力的生物傳感器。
  11. When activated by an built - in electric waves yanging from 2 to 25 ( microns ) in wavelength and 28 to 34 mw / sq. cm in intensity that coincide with the wavelengths and intensity of the electromagnetic waves released by a human body and are cosquently absorbed by the body ( so - called selective absorption )

    其內部所含元素可以通過能轉換為能,激發到一定溫度,便會產生一種具有不同波長和不同能的綜合磁波,這種被吸收的磁波能增強人體的自身調節機制及免疫力,使癥狀迅速康復,提高機體抵抗力。
  12. High quality epitaxial sto / ybco multilayers can be fabricated due to their similar crystal structure and small lattice parameters mismatch. the filter made from sto / ybco thin films shows high tunable speed, low microwave loss and high power handling capability. so sto / ybco multilayers have attracted much interests for electronically tunable filter in the last decade

    因此,利用高質sto / ybco外延薄膜研製的濾波器具有響應速度快、微波損耗低、調諧范圍大、承載功率高等優點,是一種極具競爭力的調濾波器技術方案,也是前的研究點和開發重點。
  13. 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氣跳動之間的關系,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,求解出彎曲與不平衡的比值.提出了轉子在恆定轉速下,基於二維全息譜技術的彎曲故障識別方法.研究結果表明,彎曲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彎曲故障的識別與診斷
  14. In the systematic optimization we have the gradational optimization, when the heat and electricity load is acknowledged, we can have the least vapour by optimizing the arrangement of the load of every generator in advance. then we can optimize the load of every boiler in the light of the total vapour and have the least fuel consumption

    在系統優化方面採用了分級優化方法:外界所需的負荷確定以後,首先優化分配各臺汽輪機的負荷使得所需的總新蒸汽最低;然後根據這一總新蒸汽負荷優化分配各臺鍋爐的負荷,使總燃料消耗最低。
  15. This thesis begins with the theoretical basis of this case, follows with the current situation that tian fa company faces and the background of the project, and then taking both the theoretical and practical factors into account. to make the conclusion : the investment project of 2 x 50 mw thermoelectricity cogeneration in tian fa company is feasible from the prospect of financial management, and it is risk - resistant. i use three project appraisal techniques, i. e. payback period, net present value and internal rate of return and two risk analysis techniques, i. e. sensitivity analysis and breakeven analysis

    論文首先介紹了案例分析的理論依據,緊接著分析了天發公司目前面臨的困境以及項目投資的有關背景,然後將理論與實際結合相結合,分析計算了項目投資的資本成本、現金流表,應用回收期法、凈現值法和內部收益率法對該投資項目的效益進行財務評價,用敏感性分析和盈虧平衡分析兩種方法對項目的風險進行分析,通過分析和研究最後得出結論:天發公司2 50mw聯產投資項目在財務上是完全可行的,並且具有相強的抗風險能力。
  16. In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del

    均質材料cosb _ 3和bi _ 2te _ 3的導率和seebeck系數採用標準四端子法于he氣氛下在zem - 1上同時進行測導率採用激光微擾法( tc - 7000 )于真空狀態下進行測;其次,在對均質材料cosb _ 3和bi _ 2te _ 3傳輸特性研究的基礎上,對結構梯度bi _ 2te _ 3 cosb _ 3材料的界面溫度進行了優化;為了使結構梯度bi _ 2te _ 3 cosb _ 3材料在300k至800k的溫度范圍內具有最佳的性能,本研究同時對梯度結構材料中均質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設計;第三,通過兩步放等離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3材料;採用理論計算的方法研究了梯度結構材料平均seebeck系數和溫度的關系;同時為了驗證設計的結果,本論文對結構梯度bi _ 2te _ 3 cosb _ 3材料的開路輸出壓和端溫度之間的關系及梯度材料在300k至800k的溫度范圍內使用時的功率輸出進行了相應的研究。
  17. It was showed that the primary coarse silicon particles could be solidified during rapid solidification and the thermoelectric properties would be worsened if the si : fe mole ratio were larger than 2. 3

    研究發現,si過較多( si : fe摩爾比超過2 . 3 )時,析出了粗大的初生si顆粒,從而降低材料的性能。
  18. By adopting appropriate transformation, this paper transform the heat conduction equation with internal heat source into a non - source heat conduction equation, and then solve the problem successfully by the method of separation of variables

    其關鍵方法是:通過將引入溫度場方程,作適變換,把含內源的傳導方程轉化為不含內源的傳導方程,然後採用分離變法進行求解。
  19. According to numerous experiments of eih for air, the transient magnetic field has exerted certain influence on the thermocouple measurement. it is concluded in this thesis that the influence can be reduced or neglected with appropriate measuring parameters, which are fundamenta

    本文進行了磁感應空氣加試驗,研究了交變磁場對偶測溫的影響規律,得出只要採用適的測參數,就可以將其影響減少甚至忽略的結論,為以後試驗中的溫度測打下基礎。
  20. In the process of development, our product varieties have grown to over 30 from the original 8. moreover, we are the only manufacture that could manufacture the world - longest 108 - inch tct protecting tube in mass production. ten years of sales have brought us much

    在不斷的發展壯大中,我公司生產的產品品種由原來的8種達到現在的30餘種,並能獨家批生產今世界上最長的108英寸偶保護管。
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