流動點溫度 的英文怎麼說

中文拼音 [liúdòngdiǎnwēn]
流動點溫度 英文
pour point temperature
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • : 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
  • 流動 : 1. (液體或氣體移動) flow; run; circulate 2. (經常變換位置) going from place to place; on the move; mobile
  • 溫度 : [物理學] temperature
  1. Heat convected, a mode of motion developed by such combustion, was constantly and increasingly conveyed from the source of calorification to the liquid contained in the vessel, being radiated through the uneven unpolished dark surface of the metal iron, in part reflected, in part absorbed, in part transmitted, gradually raising the temperature of the water from normal to boiling point, a rise in temperature expressible as the result of an expenditure of 72 thermal units needed to raise i pound of water from 50 to 212 fahrenheit

    燃燒所引起的運形式之一-熱對傳熱,不斷地加速地從熱源體傳導給容器中的液體,由那凹凸不平未經打磨的黑色鑄鐵面把熱向周圍發散出去一部分反射回來,一部分被吸收,另一部分被傳導,使水的從常逐漸升到沸。這種的上升可作為消費結果標志如下:將一磅水從華氏五十加熱到二百十二,需耗七十二熱量單位。
  2. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬的特,並對不同凸模行程下擠成形過程中的金屬、坯料連皮厚(底部高)與擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、速場等場變量及凸模行程-載荷曲線,同時對油泵定子成形過程的影響因素等進行了分析,優化並獲得了合理的擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進行比較。
  3. Abstract : the numerical simulation of the rheological warm extrusion molding of the missile shell, a kind of aluminum alloy part, has been carried out, including the simulation of metal flow in the mold cave, velocity field, stress field, strain field, temperature field, and nodal force etc

    文摘:對鋁合金零件彈托在擠條件下的變成形過程進行了數值模擬,其中包括對金屬在模具型腔中的情況、速場、應力場、應變場、場、節力等的數值模擬。
  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?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的與傳熱情況的基礎上,建立了三維、可壓縮紊的物理模型,得到了通用的求解辦法;利用不帶擾片的矩形直通道、帶順排擾片矩形直通道、帶叉排擾片、帶傾斜擾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,努謝爾數和阻力因子與雷諾數的函數關系;本文重研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾片的內部冷卻通道的強化傳熱效果,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導的作用。
  5. The temperature dependences on the resistance in all the thin films show that in the low temperature range the width of eg band level changes the transports, but in the high temperature range the thin films forms the small polarons hopping conductivity. the phase transition induced by the current is explained by the demagnetization and lattice distortion

    在高部分,材料呈現小極化子跳躍形式輸運特徵;實驗研究了不同偏置電對薄膜的相變影響,表明電場可以引起材料中磁性的變化和晶格畸變,導致相變向低方向移;材料的光致相變研究表明光子能量、光強和極化方向對輸運性質有影響。
  6. The cooling system for engine adopted hydraulic drive and control technology to control the speed of the fan : the chip adjust the control - current of the proportional value, which used in the engine cooling system, to control the speed of the fan. and the size of the control - current is according to the coolant temperature, coolant temperature change rate and target temperature. as for as the hydraulic cooling system we used a motor to drive and control the fan ’ s work or stop according to the temperature of the hydraulic oil

    該系統的特及其實現的功能為:電液混合驅方式改變了工程機械冷卻裝置驅方式單一的缺,發機冷卻系統採用了電液比例技術控制風扇轉速;單片機可以根據冷卻液、冷卻液變化率和目標冷卻液調節液壓驅系統中電液比例閥的控制電,進而控制液壓油的量,即可以實現冷卻風扇轉速的連續調節;液壓油冷卻系統採用了電機驅,然後由單片機根據液壓油的控制電機的起和停止。
  7. Combined with development of the products, the research emphasis in this paper is focus on the studies of the high - rate discharging performance at different temperature. 1. in the research of the discharge performance with high rate, the results of different effects including thickness of positive electrode, materials of hydrogen storage alloy, concentration of the electrolyte and separators

    論文在實現研究目標的過程中,結合產品的研製,重對電池的高倍率放電性能和性能進行了研究:一、在提高電池大電放電性能的研究中,比較了不同正極板厚、不同貯氫合金材料、不同濃電解液及不同材料隔膜等對電池大電放電平臺的影響,並從電極反應力學和多孔電極的角分析了極板厚對電池高倍率放電的影響。
  8. You are correct about the - 40c miscibility problems. the oil has to have a low pour point in order to flow and still have sufficient viscosity for the compressor lubrication

    你談到油在40的溶解性的問題是正確的。油不得不具有有一個很低的:油或其他液體在規定條件下的最低) ,還需要有足夠的粘作為壓縮機的潤滑作用。
  9. The ideology and experience regarding design of large capacity w flame units in foreign countries should be further acknowledged, this can be an example for us to draw a more reasonable rules and methods of calculation. in this thesis, the systematic numerical simulations were conducted for w flame boiler furnace

    針對邯峰電廠的660mw機組w型火焰鍋爐的特,編制和完善了爐內熱態及燃燒模擬程序,並進行了全面的爐內過程數值計算,得到了鍋爐爐膛內的分佈和速分佈,對鍋爐性能進行了預報。
  10. Of the currently available coolers for electronic products with a high heat flux, microchannel heat sinks have been proved to be able to provide the best heat transfer performance and are one of the most promising coolers. the manifold microchannel ( mmc ) heat sink has many advantages such as low thermal resistance, compact structure, little amount of coolant, low flow rate, uniform temperature distribution along the flow direction and many others, so it is able to provide the best heat transfer performance : lowering the maxmal temperature and the temperature difference

    在目前高熱通量電子產品冷卻器中,微通道熱沉已被證實是傳熱性能最佳且最具應用潛力的冷卻方式之一,而歧管式微通道熱沉因具有低熱阻、結構緊湊、所需冷卻液量小、沿方向分佈均勻等優則成為減小電子元器件換熱表面最高、降低變化的一種有效方法。
  11. Based on the observation data such as coads and soda, the main climatological features of the tropical indian ocean and relationships of sea surface temperature ( sst ), heat budget with ocean dynamics and thermodynamics processes are analyzed ; the seasonal and interannual variability of the tropical indian ocean are well simulated using a ocean general circulation model ; based on the thermal equation and model output data, the variation mechanism of sst and heat budget are investigated in the tropical indian ocean ; besides, the effect of seasonal variation of wind stress, ekman pumping and horizontal diffusivity on the ocean current and heat budget are studied, using both ideal model and complex model

    本文根據coads 、 soda等實際觀測資料,較全面的分析了熱帶印洋主要的氣候特,並研究了海表面( sst ) 、熱收支與海洋力、熱力過程的聯系;利用全球海洋環模式較好地模擬出熱帶印洋的季節和年際變化;基於熱力學方程和海洋環模式輸出結果,探討了熱帶印洋sst和北印洋熱量收支的季節和年際變化機制,進一步揭示了海洋力過程在北印洋熱平衡中的重要作用;在此基礎上,利用理想化的數值試驗與數值模擬結果相結合的方式,證實了風應力的季節變化和ekman抽吸,以及水平熱量擴散系數對北印洋海洋環和熱收支的影響。
  12. It tell us : the abrasive capability of fly ash ; the similar calculation of ash erosion ; the calculation of ash erosion in the tube in turn and tube out of turn ; the reason of tube abrasion for gas flue ; the influence of air parameter for fly ash erosion ; the influence of changing temperature ; the influence of the flue gas composition, etc. next, it advances the solving measure ; reduce the flue gas velocity ; reduce the concentration of fly ash ; responsible construction : replace smooth tube with spiral tube ; use the new material of abrasion ; fuel desulfurization ; reduce so3 of flue gas ; raise flue gas temperature, making it up the dew point ; use the abrasion - resistance material to resist abrasion

    討論了飛灰磨損性能、管壁受飛灰沖蝕的近似計算、灰粒對順列管和錯列管的磨損計算、煙氣走廊引起對管束的磨損機理、空氣力參數對飛灰沖蝕的影響以及受熱面壁變化及煙氣成份對飛灰磨損的影響等問題。接著提出了解決的措施:降低平均煙氣速;降低飛灰濃;使用鰭片管、螺旋翅片管代替光管;選擇合適的結構及排列方式,減少煙氣中so3的含量;提高受熱面壁使之大於煙氣的露;採用抗腐蝕材料作受熱面等防腐蝕的措施。
  13. The fluid flow along the cooling passage of scq magnets were compared for both supercritical helium cooling and subcooled liquid cooling. based on the analyses, the supercritical helium cooling scheme was suggested

    模擬冷卻氦在scq磁體通道中的情況,比較了超臨界氦和過冷氦這兩種冷卻方式對道中熱的影響,為該磁體冷卻方式的確定提供了依據。
  14. In the present paper, according to the characteristics of the dynamic running of the thermoelectric refrigerating devices and its components for the refrigerator is analyzed and the independent components " models are established. the entire model describing the working procedure of the refrigerating system is set up with the method of parameters coupling to combine the models of the refrigerating system, load, cabinet and air in the cabinet. the running characteristics of thermoelectric refrigerators on the effects of received current, load and ambient temperature are investigated using small - signal linearization method

    本文根據熱電製冷系統態運行的特,分析了電冰箱製冷系統及各個部件的熱物理過程,運用參數耦合的方法把製冷系統、負載、箱體及箱內空氣模型有機地結合在一起,建立了完整的製冷系統工作過程模型,用小階躍信號線性化法分析了電、負載功率和環境共同作用下的熱電製冷器工作特性。
  15. Compared with other general cfd software, the numerical modeling software of combustion process improved by the author of this paper has following features : ( 1 ) it can adjust the corresponding parameters and manipulating methods according to furnace architecture, operational parameters and fuels etc. ; ( 2 ) it can arrange the nodes of grid flexibly and also make special calculation to certain nodes, which cannot be accomplished by the general commercial software ; ( 3 ) in the boundary ( water - cooled wall ) condition processing, the third boundary condition is selected for the temperature calculating, linking the combustion process inside the furnace with the flow and heat exchange of water inside the water - cooled wall, so the heat absorbing and the influence of the water - cooled wall to combustion process and heat transfer of furnace are explicitly explained

    與其它通用的cfd軟體相比,經論文作者所改進的燃燒過程數值模擬軟體的特在於: ( 1 )能夠結合爐子結構、運行參數及燃料等,調整模型中相應的參數及處理方法; ( 2 )可以靈活的安排網格節,對某些節進行特殊處理; ( 3 )在邊界(水冷壁)條件的處理上,選用了第三類邊界條件,把爐內燃燒過程和水冷壁內工質的和換熱聯系了起來,使得水冷壁內的吸熱情況對爐內的燃燒和結渣的影響充分體現出來。
  16. This platform is then used to study the temperature distribution and fluctuation of module ' s wall, the fluctuations of thermal control system, temperature and humidity in the cabin for the short and long cycles of the thermal environment changes. this thesis suggests a temperature control method for cooling loops, a temperature and humidity control method of the cabin air and simulates their effectiveness

    用該平臺模擬了艙壁的分佈及波,研究了熱輻射環境的短周期和長周期波及艙內熱負荷波對熱控制系統及艙內空氣、濕造成的態影響;給出了熱控迴路控制方法,利用最佳去濕量的概念提出了具有回熱程的艙內空氣、濕控制方法,對控制效果進行了態模擬。
  17. The various properties of composite resin and materials made out of it, such as dynamic mechanical property, thermal property, vicat softening temperature, rheological behavior, morphological structure and the broken profile of the materials, were determined and characterized with the aid of dma, ta - 2000 type thermal analyzer, xwb - 300f type detector of vicat softening temperature, capillary rheometer, tem, sem, respectively

    通過dma 、 ta - 2000熱分析儀、 xwb - 300f型維卡軟化測定儀、毛細管變儀、 tem和sem等手段對聚丙烯酸酯caco _ 3 pvc復合樹脂及其材料的態力學性能、耐熱穩定性、維卡軟化變性能、形態結構與材料的斷面形貌等進行了測試和表徵。
  18. This control cabinet can control every point temperature in the hot runner, and keep a plastic flow at an optimum condition so that it is possible to avoid such defects as hollow and contraction cavity from lacking in supply, and to save materials and labor and reduce production costs at the same time. compared with ordinary, such hot runner will shorten the time of mould removal, carry out full - automatic ordinary, such hot runner will shorten the time of mould removal, carry out full automatic operation more easily, reduce the distance of mould - opening and the stroke of mould - closing

    使用本控制櫃能精確控制道中各,使塑料達到最佳狀態,這樣能克服製件因補料不足而產生凹陷,縮孔等缺陷,同時節省了材料和人力,降低生產成本,與普通道比脫模周期短,易實現全自操作,可以縮短開模距與合模行程,縮短成型周期,可以成型較長製品。
  19. Local discomfort is an important reason of human discomfort in winter air condition room. basis of the method of computation fluid dynamics, through phoenics computation simulation, with the premise that flow and temperature distribution is basically consistent, the article further analyzes the distribution regulation of indoor parameters in air condition room and reflects the characters which ca n ' t give out and reveal only by experience and practical measurement on the spot. at the same time, it provides some very excellent forecast and evaluation methods by use of cfd

    由於冬季空調房間的熱特性的影響,局部不適是冬季空調房間內的人體不舒適的重要原因,基於計算力學方法,通過phoenics的計算模擬,在分佈的基本規律相符的前提下,進一步細化了空調房間室內參數分佈的規律性,反應了僅憑經驗和現場實測所不能給出和揭示的特,同時運用cfd工具為工程實踐提供了很好的預測和評價手段。
  20. Under the base of the parameter characteristics of the engine thermodynamics and the air - inlet simulation, the measurement and control schemes are designed with virtual instrument technology

    本文在深入分析討論固體火箭沖壓發機試驗參數特以及進氣模擬對控制系統要求的基礎上,提出了發、壓力、量及其推力測量的總體方案和進氣模擬總體控制方案。
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