熱的功當量 的英文怎麼說

中文拼音 [degōngdāngliáng]
熱的功當量 英文
mechanical equivalent of heat
  • : 4次方是 The fourth power of 2 is direction
  • : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
  • : 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. 2. recuperative gas turbine cogeneration with water injection and its thermodynamic analysis recuperative gas turbine cogeneration can reduce exhaust temperature, make use of waste heat and increase efficiency

    二、並供回注水燃氣輪機及其力分析採取回並供可以減小機循環排氣溫度或有效利用余
  2. In this dissertation the output windows ’ refection and absorption are analyzed in detail. 1. with the development of gyrotron, the output power of the gyrotron is higher and higher, but the destruction of output window is more and more outstanding

    由於窗片介質損耗因子存在,微波通過輸出窗時會在窗片中產生高頻介質損耗,微波率越高,產生就越多。
  3. The sufferer of the pneumonia in the middle of recover from illness should shoot person more to enrich food with the vitamin, vitamin together other nourishment materials is similar to all need to pass food to enter the everyone body balancedly, keeping the health of the human body, being pneumonia a sufferer to be subjected to have fever, cough, cough up phlegm etc. the influence of the factor, metabolism inside the body speed, is the germ that the particularly white cell kills the lung department, the metabolism strengthen, needing a great deal of vitamin, and exterminating the water solution 酶 and the absorption process of the lung department 炎 disease that the germ need to also need vitamin, if the vitamin severity shortage, not only cause the absorption of the lung department 炎 disease reduce slowly, and influence the immunity dint of the human body, so eat to enrich a beneficial pneumonia patient of pollen of contain the vitamin to recover from illness, this with 《 this grass outline 》 and many departments 《 this grass 》 in jot down " smooth heart lung " of pinepollen of the function is consistent

    肺炎患者在康復中應多攝人富含維生素食物,維生素同其他營養物質一樣都需要通過飲食均衡地進人人體,保持人體健康,肺炎患者受發、咳嗽、咯痰等因素影響,體內代謝加快,尤其是白細胞殺死肺部細菌,代謝增強,需要大維生素,並且消滅細菌所需水解酶及肺部炎癥吸收過程也需要維生素,如果維生素嚴重不足,不僅導致肺部炎癥吸收減慢,而且影響人體免疫力,故食用富含維生素花粉有利肺炎病人康復,這與《本草綱目》及多部《本草》中記載松花粉「潤心肺」能是一致
  4. Because of the intrinsic fractional absorption of the laser energy with the conventional solid output windows for high energy lasers ( hel ), the optical quality will be degraded, or the overall hel system cannot run at all when the laser energy are far higher, or the system runs longer time

    然而,由於高能激光器傳統固體輸出窗口具有不可避免部分吸收作用,因此,輸出激光率很高,或激光器長時間工作時,固體輸出窗口就會產生畸變、甚至炸裂或被擊穿,從而影響輸出激光光束質或使高能激光器根本無法工作。
  5. Using the dynamic mechanical analyzer ( dma ), pdms / pma ipn was investigated at temperature of 5 - 180 c. the initiator, the component ratio, the type of pdms and the filler effected the damping properties. the result showed that the damping ability varied with the parameter and there was an optimal value. the excellent damping material in the papers was ipn, where tan man was 0. 735, and the damping functional temperature ranged with tan 8 > 0. 3 was 46 c. the micro - morphology and structure of pdms / pma ipn were characterized by two kinds of sem

    高分子阻尼材料有效阻尼能區是在ipn材料t _ g區間內,而研究常溫條件下阻尼性能更具有重要應用價值,運用動態機械分析( dma )儀對ipn阻尼材料進行表徵,在5 180內對其損耗因子( tan )進行研究,發現引發劑和交聯劑、聚硅氧烷和分子等參數對ipn阻尼性能影響較大,存在一個合理配比值,pma與粘度為3300pa ? spdms之比(質比)為1 . 17 : 1 、交聯劑用為1時, tan最大值為0 . 735 ,大於0 . 3溫域差達到46 。
  6. The experiments showed that wc and vc can dissolve mutually in the carbonizing reaction. when wc ' s content exceeds vc ' s, vc will dissolve into wc and make wc ' s crystal lattice bring aberrance and become wc1 - x, contrarily when vc ' s content exceeds wc ' s, wc will dissolve into vc and also make vc ' s crystal lattice bring aberrance. the surface cermet composite has high rigidity and well wear - resistance

    ( 7 )採用鑄造燒結技術,通過加入毗顆粒和v班一vc原位放反應成制取了碳化物陶瓷質百分數超過60 %表面金屬陶瓷材料,實驗證實wc與高溫碳化反應生成vc相互可以很好固溶,wc超過vc時, vc可以固溶到wc中,使wc晶格發生畸變,成為昵卜: ,反之vc超過wc時, wc可以固溶到vc中,也會造成vc晶格畸變。
  7. 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靶濺射沉積同時,用氬、氫混合束對沉積膜作高劑離子束轟擊,使得被氬離子轟擊后斷鍵氧化釩分子,再被注入氫降價,然後經適退火,成地制備了電阻溫度系數高達4vo _ 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。
  8. In this paper, the mechanism and practical effect of existing coordinated control schemes are analyzed in detail, the advantage and drawback of the different coordinated control methods in practice are indicated clearly. this paper describes a fact that it is difficult to obtain rapid load response and stable main parameters at the same time by using the recent methods, underlines that heat release is the vital parameter that should be carefully controlled

    本篇在吸取了目前各種協調控制系統優點基礎上,提出了改進后協調控制方案,主旨為以控制鍋爐釋放信號為核心,採用具有內在穩定特性控制方案,充分加快機組負荷響應速度,在機組所帶負荷已經接近極限,及時限制輸出增長,達到穩定機組
  9. 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

    柴油機缸內火焰輻射受諸多因素影響,用理論分析法來確定它是相困難,由於柴油機缸內火焰輻射特性依賴于缸內燃燒過程,而燃燒過程中實際力狀態又可用示圖來分析,因此藉助於火焰輻射與缸內力參數之間這種間接關系,建立了一種計算柴油機缸內火焰輻射傳新模型,利用該模型對一臺直噴柴油機缸內火焰輻射隨曲軸轉角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
  10. 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外延薄膜研製濾波器具有響應速度快、微波損耗低、調諧范圍大、承載率高等優點,是一種極具競爭力電調濾波器技術方案,也是研究點和開發重點。
  11. So there is significant interest for the development of " optical limiter ", which strongly attenuates intense optical beams while exhibiting high transmittance for low - intensity ambient light levels, and therefore protects human eyes and optical sensors from intense laser pulses. the lack of appreciate nonlinear materials has been a significant barrier in the development of such devices

    但隨大能、高率、短脈沖激光器日益增多,激光傷害人眼和光學儀器現象也隨之增多,激光威脅已成為不容忽視現實問題,激光防護材料和激光防護器件也因而成為門課題。
  12. The influence of various waterpower and configuration parameters on heat transfer is analysed and the rules of convective heat transfer coefficient and the ratio of heat transfer enhancement with mass flux are obtained. at the same time, we gain important results as below : as for resonance chamber with certain configuration, self - oscillation can be generated under suitable configuration and waterpower parameters. for the same configuration resonance chamber, the intensity of the self - oscillation is changed by the waterpower parameters

    及壓差降低至一定程度時,共振腔還可能削弱換;加提高會增加流體(水)溫度,流體粘度會隨著降低,這會減少對流體脈動阻礙,使脈動衰減得更慢,而脈動幅度增加會增強換,故加率對有脈動對流換是有影響;自振腔產生流體脈動頻率是自振腔固有頻率或其整數倍,流體脈動頻率過高或過低都不利於對流換,存在一有利於強化換頻率范圍。
  13. This experiment include many contents, in a word, that is summer condition experiment, winter condition experiment > summer - winter transition condition experiment and winter - summer transition condition experiment, furthermore summer condition experiment still include flux changing experiment and winter condition experiment still include thermal balance experiment this article dealt with the data of the test, calculating out energy absorbing ( energy discharging ) of buried pipe in winter condition ( summer condition ), input power of heat pump x heat exchanging of piece buried pipe length x co - efficiency performance ? op ( energy efficiency rate ? er ) and average heat exchanging coefficient ; in additiont this article compares the inlet water temperature and outlet water temperature of underground the first layer and the second layer buried pipe when heat pump was running, the results are that the heat exchanging ability of the second layer buried pipe outgos the first layer buried pipe, and heat exchanging is more stable ; and still analyse earth temperature resuming in the transition season. the results are earth temperature resume fast in the first week when the heat pump runs off

    本文測試內容相多,概括地說就是四個工況測試,即夏季製冷工況測試、冬季供工況測試、夏?冬過渡季測試和冬?夏過渡季測試;另外在夏季工況測試中還進行了變流測試,在冬季工況測試中還進行了平衡測試。本文對測試數據進行了處理,計算出了冬(夏)季工況埋管吸(放)泵空調器供(製冷) 、泵空調器輸入率、埋管單位管長換、供性能系數(製冷能效比)和平均傳系數等;另外,還比較了泵運行時地下一二層埋管進出水溫度變化情形,得出地下二層埋管換能力優于地下一層埋管,且換很穩定;並分析了過渡季地下一二層埋管溫度恢復情形,得出泵系統停機一周內地溫恢復特別快。
  14. 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電導率和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電傳輸特性研究基礎上,對結構梯度bi _ 2te _ 3 cosb _ 3電材料界面溫度進行了優化;為了使結構梯度bi _ 2te _ 3 cosb _ 3電材料在300k至800k溫度范圍內具有最佳電性能,本研究同時對梯度結構電材料中均質材料cosb _ 3和bi _ 2te _ 3材料長度進行了優化設計;第三,通過兩步放電等離子燒結方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3電材料;採用理論計算方法研究了梯度結構電材料平均seebeck系數和溫度關系;同時為了驗證設計結果,本論文對結構梯度bi _ 2te _ 3 cosb _ 3電材料開路輸出電壓和端溫度之間關系及梯度材料在300k至800k溫度范圍內使用時率輸出進行了相應研究。
  15. Measurements were made of system pressure, mass flow rate of steam, air, and cooling water, temperatures of condensing flow and cooling flow, and the water level of boiler. the major phenomena observed in the present experiment are similar to those by other investigators. the mass flow rate of steam, the system pressure and air content are the most important factors affecting steam condensation

    實驗結果表明,維持二次側冷卻水流不變,無論對于純凈蒸汽還是含有空氣蒸汽冷凝,隨著蒸汽發生器加增大(即蒸汽流增大) ,有效冷凝段長度將加長;蒸汽中含有少空氣,有效冷凝段長度也會明顯加長;提高系統壓力,有效冷凝段長度將縮短。
  16. Higher - order statistics can deal with either colored noise, non - gaussian, nonlinearities or nonminimum phase, whereas second - order statistics can not. so these methods based higher - order statistics are wide applicable in signal process and system identifications. this paper describes the basic theory and methods based higher - order statistics in applicability of system identification and signal process, introduces and analyses the theoretical and algorithmic results of identifying non - gaussian arma process during recent years

    基於2階統計(如率譜、相關函數)經典辨識方法無法滿足有色噪聲、非高斯、非線性以及非最小相位系統要求時,基於高階統計方法越來越受到人們重視,已經成為系統辨識和信號處理等領域研究點之一。
  17. Abstract : a previously proposed approximate quasi - static theoretical method is employed herein to examine the deformation and perforation of a simply - supported circular plate struck by a flat - faced projectile at normal incidence. based on the principle of virtual work, static load - displacement relationships are first obtained and then used to predict the energy - absorbing capacity of the plate subjected to relatively low speed impact. it is shown that good agreement is obtained between the theoretical predictions and the available experimental data, provided that adiabatic shear plugging failure does not occur, but the influence of strain rate sensitivity is taken into account

    文摘:採用準靜態近似理論方法分析簡支圓板在平頭彈丸正撞下變形和穿透.首先基於虛原理得到了靜態荷載位移關系,並將其用於預測低速沖擊下圓板吸收能力.考慮了材料應變率敏感性,並且不發生絕剪切沖塞破壞前提下,理論預測和實驗結果吻合良好
  18. With the serious problem of harmonics pollution to the power system, as well as the need of high performance of ac drive application, three - phase pwm rectifiers have been as active research topic in power electronics recently, due to the virtues, such as sinusoidal input currents, unity power factor, steady output voltage, good dynamics and bin - directional energy flow

    隨著電網諧波污染問題日益嚴重和人們對高性能電力傳動技術需要, pwm整流技術引起人們越來越多注意。三相pwm整流器可以做到輸入電流正弦、單位率因數、直流電壓輸出穩定,具有良好動態性能並可實現能雙向流動。因此, pwm整流器成為前電力電子領域研究點課題之一。
  19. Experimental results show that this system can rival the system using thermistors for power detection in the measurement accuracy

    結果表明,該測試系統達到了與採用敏電阻進行率檢測系統相精度。
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