溫度傳導系數 的英文怎麼說

中文拼音 [wēnzhuàndǎoshǔ]
溫度傳導系數 英文
coefficient of temperature conductivity
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 溫度 : [物理學] temperature
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. All the diathermanous processes of the measurement and control platform are analyzed from the angle of thermal science. we compute the design parameter of the thermoelectric refrigerator, present the measures of improving or weakening the corresponding diathermanous processes, which is the theoretical basis of the next design

    從熱學的角分析了測控統的各個熱過程,計算出半體製冷器的設計參,給出了強化或削弱相應熱過程的措施,為下?步設計奠定了理論基礎。
  2. Based on analysis of geologic foundation record about pingzhuang basin, a lot of sino - foreign geothermal geology record and investigation of field geology, measuring of ground temperature in person and geo - chemical analysis of ascension spring, gushing water of fault, the fact that the anomaly of geothermal gradient of pingzhuang basin, which is in region of low geothermal gradient, is caused by redistribution of conduction - oriented geothermal heat flow which is result from upheaval and depression of basin foundation bed is pointed out. after the field of ground temperature is simulated under the background of conduction - oriented geothermal heat flow by means of ansys, the characteristic of ground temperature distribution of top surface of basin foundation bed ( yixian team ) is revealed. the sound condition of transmissibility fault and feeding water source, which are imperative in formation of the low - medium temperature geothermal system of convective type, is possessed in pingzhuang basin

    通過對平莊盆地基礎地質資料、國內外大量地熱地質資料的分析和野外地質調查、礦井實測地以及上升泉、斷層涌水的地球化學分析等工作基礎上,指出地處低地背景區的平莊盆地地異常是由於盆地基底隆起和坳陷引起型大地熱流再分配所致;運用州sys值模擬了大地熱流向地表背景下的盆地地場,從而揭示了盆地基底(義縣組)頂界面地分佈特徵;闡明了盆地具有形成中低對流型地熱統所必需的水斷裂、補給水源等的良好條件,中低對流型地熱統是地熱勘查的主要對象;圈定了平莊盆地北部朝陽溝?駱駝營子地熱勘查遠景區。
  3. For a soil or rock of water - lacked, a heat transfer theoretical model is developed, which is a steady or unsteady, the results show that reservoir temperature, thermal diffusion coefficient, inlet temperature, flow rate of and run time of ground source heat pumps have an effect directly on heat transfer process of dhe. it can deduce that intermit running is favorable for this type of soils and rocks

    對于貧含水地下巖土層建立了穩態與非穩態熱的理論模型,分析結果表明,巖土層的熱儲、埋地換熱器進水、流量以及地源熱泵統的運行時間或開停機比,都對埋地換熱器的熱過程產生直接影響,可以推斷,對于該類型巖土層的地源熱泵統,採用間歇運行將是有利的。
  4. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?熱耦合熱問題,本文在分析葉片內部通道冷卻的流動與熱情況的基礎上,建立了三維、可壓縮紊流的物理模型,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型,計算了冷卻空氣通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的場、壓力場、速場;在此基礎上分析了不同的通道高、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾和阻力因子與雷諾的函;本文重點研究了新型的葉片內部通道冷卻強化熱措施?帶擾流片的內部冷卻通道的強化熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到指的作用。
  5. The chip of microbridge structure thermocouple type microwave power sensor is designed by using seeback domino offect of thermocouple. ta2n of relatively low resistor - temperature coefficient and si of relatively high thermoelectric power seebeck coefficient are used as thermocouple materials in the chip

    微梁結構熱偶微波功率感器晶元就是利用熱偶的塞貝克效應設計的,晶元選擇具有低電阻的ta2n和具有高熱電的半體單晶si作為熱偶材料。
  6. In this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar

    該文對某軍用履帶裝甲車輛綜合統使用的液壓油進行了試驗分析,得出了這種液壓油的粘、密、比熱與的經驗關式,推出了粘、壓力綜合作用下的函,並對新油、舊油、普通抗磨液壓油的粘進行了對比分析,這對于使用這種液壓油的的分析計算和制定相關軍用履帶裝甲車輛的使用規范提供了重要的理論依據
  7. Abstract : in this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar

    文摘:該文對某軍用履帶裝甲車輛綜合統使用的液壓油進行了試驗分析,得出了這種液壓油的粘、密、比熱與的經驗關式,推出了粘、壓力綜合作用下的函,並對新油、舊油、普通抗磨液壓油的粘進行了對比分析,這對于使用這種液壓油的的分析計算和制定相關軍用履帶裝甲車輛的使用規范提供了重要的理論依據
  8. Thaw settlement cause negative friction. this paper base on the thought of " initiative cooling ", aim at three problems existing in common concrete pile used in frozen soil, a new type of pile is proposed to overcome the disadvantages of the classical pile used in frozen soil. pile body within active layer is fluted and refilled with porous materials such as gravels and ballasts, convection will be occur and then thermal exchange inside porous material in winter while only heat conduction exists in summer, as a result the soil around flutings will be cooled, so the top line of permafrost will be drive up

    本文基於「主動冷卻」地基的思想,以及針對凍土地區普通混凝土樁存在的三大問題,提出了一種新型樁的設計思路,運用值模擬試驗手段對其冷卻機理與加固機理進行了統研究,即在凍融活動層的深范圍內,在混凝土樁身的表面刻槽,修築完時槽內填充碎石、塊石等多孔介質,通過外界大氣的自然波動下多孔介質在冬季時存在的對流換熱機制,而在夏季只存在熱,來達到主動冷卻樁周凍土和抬升凍土上限的目的。
  9. Thirdly, the conclusions of the two aspect applications are given as follows : the exploration of the application of the evaporation duct prediction to the flux relationship research and evaporation duct predicting shows that based on this predicting method and with microwave refractometer, as sensor, ( 1 ) the dimensionless gradient function of temperature, humidity and refractivity in the flux relationships can be determined with higher precision, ( 2 ) the limitations of conventional observations on the predicting accuracy for evaporation duct can be avoided and the precise prediction for evaporation duct can be obtained with the accurate measurement of refractivity profile within a few meters. the radar performance under given evaporation

    三、對兩個應用問題的討論表明:基於本文發展的蒸發波預測理論,使用微波折射率儀為感器: ( 1 )開展通量關研究時,可以用於邊界層、濕和折射率無量綱梯的精確測定和得到蒸發波環境預測所需的偽折射率參化函; ( 2 )預測蒸蒸發波環境特性和播特性及其應用研究發波環境時可以避免使用統氣海界面要素測量中存在的局限,並用折射率音d面不太高的精確測量結果精確預測蒸發波環境。
  10. A lot of results are made from calculating of case for geothermal reservoir property of earth energy within 200 2000 ( m. ) , it is helpful to analysis influence of permeability coefficient, kinematic viscosity and thermal diffusion coefficient of soils and rocks on heat transfer performance

    在地表熱能熱儲物性為200 - 2000 ( m . )的范圍內進行的理論計算,得到了許多重要結果,為分析巖土層滲透、流體運動粘等對熱量的影響打下了良好基礎。
  11. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆加熱的tg和dtg實驗,根據實驗據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函對其動力學參進行了求解,解析出各種生物質的頻率因子和活化能參,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜熱學理論對生物質熱過程及充分熱解時間理論進行了研究,解析推出了不同尺寸生物質顆粒中心達到充分熱解的時間( t ) ,得出了理論推的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  12. An experimental apparatus has been set up start from scratch and some experiments have been done to study the heat transfer characteristics of the ice - on - coil tank. the comparison of the theoretical predictions and the experimental data has been made and the disagreements between them are also analyzed

    建立了熱塑料蓄冰盤管熱性能測試裝置,測試了結冰和融冰過程中載冷劑的進出口、流速和結冰或融冰時間的關,通過實驗結果與理論計算的比較和誤差分析,驗證了建立的學模型的合理性。
  13. We have many industry automize instruments such as temperature transmitter ( integrate temperature transmitter module ( double temperature transmitter module ), integrate temperature transmitter, track isolation temperature transmitter, hanging temperature transmitter, pressure transmitter ( expanding silicon pressure transmitter, sapphire pressure transmitter, spraying ( metal slim film ) pressure transmitter, strain pressure transmitter, ceramic resistor, capacitance pressure transmitter, 1151 and 3151 series pressure transmitter, fluid location transmitter module ( specializing for fluid location meter ), collocated electricity meter ( sigle round, double round ), signal isolation ( single round, double round ), transducer ( temperature, pressure ), display head ( showing 100 % scale, lcd fluid crystal, led digital display ), numerical instrument and so on

    產品有變送器(一體化變送器模塊(雙支變模塊) 、一體化變送器、軌式隔離變送器、壁掛式變送器、架裝式變送器) 、壓力變送器(擴散硅壓力變送器、藍寶石壓力變送器、濺射式(金屬薄膜)壓力變送器、應變式壓力變送器、陶瓷電阻、電容壓力變送器、 1151 、 3151列壓力變送器) 、液位變送器模塊(專為液位計廠配套) 、配電器(單迴路、雙迴路) 、信號隔離器(單迴路、雙迴路) 、感器(、壓力) 、配變送器的顯示表頭( 100刻顯示、 lcd液晶顯示、 led碼顯示) 、字儀表等工業自動化儀器儀表。
  14. 1 the forecast model of the load of the heating system was put forward, parmeter of the model was recognized in genetic algorithm. on the basis of the result, the temperature of water supply was calculated and become target aim of burning system

    針對集中供熱統的特點,設計了整個統的運行控制方案。 1建立了供熱負荷預測模型,採用遺演算法對模型的參辨識,並以此來計算當天的供熱,指鍋爐的自動控制。
  15. At the fixed temperature level, both the permeability and hydraulic conductivity of sandstone decrease with the increasing effective stress, following the law of negative exponent. at the fixed effective stress level, however, the function between hydraulic conductivity and temperature is not a monotone one

    一定的條件下,砂巖的滲透率和水力均隨有效應力的增加而呈負指規律減小,但在有效應力一定的條件下,水力之間的關並非單調函
  16. Gloss. color. tensile strength. yield tensile strength flexural rigidity. flexural. elasticity. lmpact resistance. coating thichness. coating hardness. adhesion lmpact. abrasion. chemical resistance. cosfficicent of linear. thermal expan - sion thermal transmission properties. hdt

    光澤.顏色.拉伸強.屈服抗拉強.彎曲強.彎曲模量.抗沖擊性.塗膜厚.硬.附著力.耐沖擊.耐磨耗性.耐化學性.熱膨脹.熱.熱變形
  17. In this paper, a image processing method has been presented, with this method mean temperature of testing object can be arrived at from infrared picture and the interior temperature gradient of the test pieces in the situation of transient heat transfer can be got. unsteady - state heat transfer mechanism of wall has also been studied in this paper. on the basis of theoretical analysis and experimental study we can get such conclusions : infrared testing of energy conservation of buildings is rapider and more accurate than heat - flow meter method which is popular at present ; heat transfer mechanism in the situation of unsteady - state heat transfer has been analyzed through experiment ; the interior layers ’ temperature of the test pieces ascent in company with

    本文在理論分析和試驗研究的基礎上得出以下結論:本文研究的紅外檢測建築節能的方法比目前存在的熱流計法更快速、更準確;用試驗分析了墻體在非穩態熱情況下的熱機理;試件各層隨著受熱面環境的上升而上升,只是上升的程不同,響應時間不同,這是由於試件內部有一個蓄熱過程;通過熱理論和建築熱工計算推出了非穩態熱情況下的的計算公式;本文用matlab進行紅外圖片的處理,進而得到被測物的平均;用據處理軟體擬合熱流。
  18. 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的電率和seebeck採用標準四端子法于he氣氛下在zem - 1上同時進行測量;熱率採用激光微擾法( tc - 7000 )于真空狀態下進行測量;其次,在對均質材料cosb _ 3和bi _ 2te _ 3熱電輸特性研究的基礎上,對結構梯bi _ 2te _ 3 cosb _ 3熱電材料的界面進行了優化;為了使結構梯bi _ 2te _ 3 cosb _ 3熱電材料在300k至800k的范圍內具有最佳的熱電性能,本研究同時對梯結構熱電材料當中均質材料cosb _ 3和bi _ 2te _ 3材料的長進行了優化設計;第三,通過兩步放電等離子燒結的方法制備出了結構梯bi _ 2te _ 3 cosb _ 3熱電材料;採用理論計算的方法研究了梯結構熱電材料平均seebeck的關;同時為了驗證設計的結果,本論文對結構梯bi _ 2te _ 3 cosb _ 3熱電材料的開路輸出電壓和熱端之間的關及梯材料在300k至800k的范圍內使用時的功率輸出進行了相應的研究。
  19. Junction temperatures within the mosfet and the coefficients of conduction of the mosfet package and heat sink are other important characteristics of pmdc motors

    Mosfet中結點的、 mosfet封裝和散熱片的是pmdc電動機的其它重要的特徵。
  20. Three temperature equations include disconnected thermal conductivity coefficient and energy exchange terms between electron and ion, electron and photon, which are affected by the density an d temperature of the plasma, and by the atom parameter. implicit scheme have to be used to solve them. we use entirety linear iteration method to do this work

    方程含有間斷的熱,存在著電子與光子、電子與離子的能量交換,這些量與離子的密和原子物理參有關,對它們的求解必須採用隱式格式,我們採用整體線性化迭代格式迭代求解。
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