熱流速率 的英文怎麼說

中文拼音 [liú]
熱流速率 英文
rate of heat flow
  • : 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形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 熱流 : 1 (激動振奮的感受) warm current 2 [氣象學] thermal current; [熱學] heat transmission; thermal f...
  • 速率 : speed; rate; tempo
  1. Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high

    通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析,得到:撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角,噴出的液體高、液滴小、水與空氣傳傳質高,撞針型結構提高了霧化加濕效,高壓小孔徑的特點為霧化加濕提供了較大的能量,而噴水初溫的升高會減小水的粘性力和表面張力,從而優化加濕效果。
  2. Abstract : through study on energy dissipation of goupitang project on the wu - jiang river, the velocity field in the water cushion pool downstream ski - jump or drop was measured by hot - film anemometers on a fine model with scale 1 380

    文摘:結合烏江構皮灘水利樞紐工程消能問題研究,用儀在比尺為1 380的精細模型上量測了拱壩挑跌在水墊塘內的場,並由試驗成果分析了淹沒射在水墊塘內的消能過程,計算了消能
  3. Results show that the influence of mainstream reynolds numbers on heat transfer coefficience is little and the heat transfer coefficience raise with the increase of reynolds numbers. the influence of the position of holes on heat transfer coefficience is complex and correlate with the mainstream speed and the balde surface curvature. and the influence of blowing ratio on heat transfer coefficience is more great ( especially to stator ), and show a complex relation to mainstream reynolds number and the position of holes

    實驗結果表明,不同孔位出的換由於孔排下游表面來度及葉片表面曲的不同而有不同的規律,而主雷諾數對葉片表面特別是壓力面和前緣區域的換系數比的影響較小,吹風比對換系數影響較大(特別是導葉) ,並且隨氣膜孔位置和來雷諾數的變化而情況復雜。
  4. Comparing shrinkage under bpec and conventional heating, we can conclude that obvious shrinkage occurred at relative lower temperature and velocity of shrinkage was greater under bpec heating

    比較脈沖大電和輻射加燒結過程中樣品的收縮,結果表明前者在相對較低的溫度即發生明顯的收縮,並且收縮大於後者。
  5. The rate of heat flow between any two points increases with difference of temperature.

    任何兩點間的則隨溫差的加大而增加。
  6. In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation

    針對移動顆粒床中物料層內的高溫氣體滲現象,考慮滲與傳的相互作用,採用局部非平衡假設建立了多孔介質滲物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的、氣固溫度和床層壓力損失.計算結果表明,高溫氣對移動床顆粒料層的滲透主要發生在滲入口端區域,增大入口滲度以及減小床層物料下移度將導致物料溫度沿床高慢下降,滲透深度擴大,滲透作用區域內的物料溫度水平提高.在滲透作用區域,孔隙場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用
  7. Quantum capture is a complicated process and capture time computation and experiment test are provided. it is difficult to ascertain carrier ' s transportation and distribution in multiply quantum wels and tunneling time and heating emitting time computations are also provided. optical gain whose formula is complicated is a critical parameter and it is useful for structuring model to obtain a concise formula by means of experiment curve

    詳細說明了確定半導體激光器方程的一些重要參量的方法,如:載子在三維sch區的輸運行為對激光器的調制特性有較大影響;量子阱對載子的捕獲是一個復雜的過程,文中給出了量子捕獲時間的計算方法以及實驗證明;多量子阱中載子輸運與分佈也是相當復雜的問題,文中給出了隧穿時間與發射時間的計算方法;光增益是關鍵的參量,它的解析式相當繁瑣,由實驗曲線擬合其較為簡明的經驗式,對定模工作是有利的。
  8. 08. 03 test method for flow rates for poly vinyl chloride and rheologically unstable thermoplastics

    聚氯乙烯及變的不穩定塑物質測試方法
  9. Electron type omnipotent testing machine cmt5504, hot to link card appearance xwb - 300a, pulling force testing machine lj1000, melting body flow speed appearance xrz400, simple to prop up roof beam strike testing machine xjj - 50j, etc

    、電子式萬能試驗機cmt5504 、變形維卡儀xwb - 300a 、拉力試驗機lj1000 、熔體儀xrz400 、簡支梁沖擊試驗機xjj - 50j等
  10. Servo control computer system / microcomputer universal testing machines, ozone tester, compression flexometer, computer hdt / vicat tester, digital impact tester, melt flow indexer, moving die rheometer, mooney viscometer, lamination of pvc plastic press tester

    伺服控制電腦系統微電腦式拉力試驗機,耐臭氧機,橡膠壓縮生試驗機,塑料用維卡變形,數位沖擊試驗機,塑膠熔體機,無轉子密閉膜腔硫化儀,門尼黏度試驗機等等。
  11. Effects of fluctuating temperature of gas flow on the instantaneous devolatilization rate of pulverized coal particle

    溫度脈動對煤粉顆粒瞬時解揮發的影響
  12. The equations which are used in the radiation hydrodynamic model include the hydrodynamic equation of plasma, the absorption equation of laser, non - lte electron occupation probability equations, electron ion and photon energy equations ( three - temperature equations ), and the state equation of matter and so on

    考慮的方程有:等離子體體力學方程組,激光吸收方程,非局域動平衡電離下電子占據概方程組,電子離子的能量守恆方程組和光子的能量輸運方程(三溫方程組) ,關于元素不透明度的方程,以及描述物質狀態的方程等。
  13. The results show that : the lose of pressure is small when air velocity and the longth of honeycomb potter heat storage bed are varied ; but the switch time of air and the bulk of storage bed play important roles as regard its dynamic thermal performance

    結果表明:蜂窩型陶瓷蓄體換器的壓力損失隨著空氣以及蓄體長度的不同而變化,但總體上說,其壓力損失並不大;四通換向閥的換向周期和蜂窩陶瓷蓄體換器的體積等是影響其溫度效回收性能的重要因素。
  14. According to the physical model, a mathematical model and computational method were proposed. an axially symmetric transient thermal conduction equation was put forward, which included material pyrolysis, pyrolysis gas flow and chemical reaction in charred layer. chemical reaction was controlled by chemical dynamics, and the reaction rate was computed using arrhenious equation

    針對物理模型提出了相應的數學模型和數值計算方法,在材料內部建立了二維軸對稱的非穩態導控制方程,其中加入了材料解、解氣體動以及炭化層內的化學反應等因素的影響,化學反應由化學動力學控制,通過arrhenius公式確定其反應
  15. Furthermore, the impacts of the geometric dimensions of the coils, the inlet temperature and the flow velocity of the secondary fluid on the charge / discharge modes were discussed. a comparison of the total freeze - up and the partial freeze - up has also been made

    研究了載冷劑進口溫度、和盤管材料的對蓄冰盤管傳性能的影響,並對完全凍結方式和不完全凍結方式的結冰和融冰過程作了比較。
  16. The result of analysis shows that the convective heat flux has main effect on fuel pyrolyzing and vaporizing, the liquid layer of pe fuel can increase the regression rate but also can cause unstable burning. 4

    研究結果表明:對是引起燃料解氣化的主要因素, pe熔化產生的液體層提高了燃料解退移,但液體層厚度增加到一定程度時,對發動機工作穩定性有負面影響。
  17. Standard test method for flow rates for poly vinyl chloride with molecular structural implications

    聚氯乙烯和變的不穩定塑性材料的測試試驗方法
  18. The simulations results show that the spoiler is available to make the fuel and the oxidizer coming from the former to stay in the cavity for a long time, to let the fuel and oxidizer mix and burn completely. since there is a high temperature zone forming by vortex in the middle of the motor, it required a restricted thermal protection. the plate with holes decreased the vortex function in the cavity, which could not promote the combustion efficiency, but to decrease temperature in the cavity and be benefit to thermal protection of the wall

    計算結果分析表明:擾板可以使燃料和氧化劑在擾腔內的滯留時間加長,促進燃料與氧化劑的摻混燃燒,提高燃燒效,但由於渦在發動機的中間部位形成了高溫燃燒區域,致使局部燃料和絕層燒蝕增大,加大了防護的難度;孔板結構減弱了擾腔內迴區的漩作用,不能增加推進劑燃燒效,但可以使擾腔內的溫度降低,給壁面防護帶來好處。
  19. Determination of the melt mass - flow rate and the melt volume - flow rate of thermoplastics

    塑性塑料熔體質量和熔體體積的測定
  20. The company mainly produces high - tension and low - tension electric equipment, thyristors electrical machinery soft starter, automatic regulating silicon piles etc. it developed the technology with own patent adopting sun shape heat tube radiators with steam and water separated, and developed the integrated power module unit including thyristors and rectifiers with the technology. the products organization is novel, and it conducts heat rapidly and has solved the difficult problems of heat dissipation in generator excitation and exchange power

    公司主要生產高低壓成套電器低壓動態無功補償裝置晶閘管電機軟啟動自動調壓硅堆等產品。研製開發出了「日」字形汽水分離式管散,並利用該技術開發了晶閘管整管一體化功組件,結構新穎,傳,為發電機勵磁交調功等領域解決了器件散難題,產品的各項性能均處于國內外領先水平。
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