熱均勻分佈 的英文怎麼說
中文拼音 [rèjūnyúnfēnbù]
熱均勻分佈
英文
equalized heat distribution-
Fluid circulation makes the calory and drugs distribution uniformly over the surface of the belly and pelvic cavity
3 .加熱循環可使藥物和熱量均勻的分佈於腹腔和盆腔表面Moreover, the system of powdered coal conveying with primary air is the most important tache, whether the distribution of primary air is even or not directly relates to whether the distribution of powdered coal is even or not in all firing implement and nozzles, sequentially directly relates to whether it is hard to take fire, whether the fire is stable, whether there is coking and how about the heat efficiency of the boiler, hi addition, if there is jamming and deflagrate in the system of powdered coal conveying with primary air, severe safety accident can be resulted
良好的煤粉配風是建立合理的爐內空氣動力工況和穩定燃燒的必要條件。而其中一次熱風送粉系統又是最重要的一個環節,一次風配風是否均勻直接關繫到煤粉在各燃燒器和各噴嘴中的分佈是否均勻,從而直接關繫到著火是否困難、火焰是否穩定、局部是否結焦以及鍋爐的熱效率高低。若一次風送粉系統發生堵塞和煤粉爆燃則可能引發嚴重的安全事故。These leds light sources are not only adjustment and uniformity but also smaller, less expensive, required less power, generated less heat. especially, the pattern of the construct both aggregate and desegregate in design was to realize different light intensity illumination on same biology sample at the same time. the selectivity, work efficiency and experiment veracity have been improve greatly
該系列光源除了具備光強可調、分佈均勻優勢外,還具有波長、波峰寬適宜,以及小巧、價廉、能耗低、發熱少等特點,尤其是該生物光源在設計時採用的單元組裝模式,使得不同強度的光照能夠在同一批生物樣品上實現,大大拓寬了生物實驗的可選擇性,提高了工作效率和實驗準確性。Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution
在此基礎上模擬在冬夏兩季不同情況下,不同流速對熱管空氣預熱器壁面溫度的影響;然後對影響整個流場分佈的各種因素:包括分流板長度、厚度、偏離中心流道位置的偏離度、飛灰濃度、飛灰粒徑等因素進行數值模擬;最後提出在分流煙道轉彎處加裝導流板,並模擬加裝導流板后的流場分佈,得到下級空氣預熱器出口、熱管空氣預熱器進口處的斷面速度場分佈、濃度場分佈,以論證加裝導流板能達到流場均勻化的作用。Heaters must be distributed uniformly around the orchard.
加熱器必須均勻地分佈於園內。Part 2 analyses beam landing shifts made by thermal deformations of a shadow mask and vibration of a new type of shadow mask - aperture grille. an automatic measurement system for cpt decolorization and a vibration measurement system for aperture grille are established. part 3 analyses the difference of perception and discrimination to color between the human eyes and ccd system, and develops a new method based on ccd technology to evaluate the screen white - balance
主要內容分為三部分: ( 1 )分析著屏電子束分佈與電子槍、偏轉系統及蔭罩之間的關系,研製自動測試裝置,為設計和改進相關結構提供依據; ( 2 )分析蔭罩熱變形和振動對顯示屏色純度影響,建立了色純漂移自動測試裝置和張緊式蔭罩振動測試系統; ( 3 )分析了人眼與ccd對彩色刺激的不同響應,建立了基於ccd的顯示器全屏色純均勻性測試方法。The temperature distribution on the high temperature side of an electric tunnel furnace is analysed and simulated on the basis of the principle of thermal radiation by the way of thb ( thermal heat balance ). the heated silicon carbon sticks are decomposed into innumerable tiny heating faces, which exchange the heat with the heated materials. a numerical model based on the radiation intensity law is constructed to calculate the energy absorbed by the heated materials and simulated by a computer. the results showed that the even distribution of temperature can be obtained by optimizing the arrangement of the silicon carbon sticks according to the calculation results to make the structure design more reasonable. these calculation results have been used in the practical designs and the expected objectives achieved
利用熱輻射原理,採用熱平衡法對電熱隧道窯的高溫恆溫區溫場進行了分析和模擬.計算中將發熱棒分解為無數微元發熱面與燒結體進行熱交換,依據輻射強度定律,建立了燒結體接收能量的數學模型,並用計算機進行了模擬計算.結果表明,依據模擬結果來優化硅碳棒的排布,可使結構設計更加合理,進而可以獲得分佈均勻的恆溫區溫場.計算結果已在窯爐設計中應用,實踐效果良好Abstract : the distribution of cooling air which is in the grille - brick of the inner combustion hot air stove has been simulated with three dimension turbulent mathematical model so as to find a method which is used to improve the distribution of cooling air in hot air stove. the influence of differential horizontal plates on the distribution of cooling air is discussed. the results show that original big circle round field of flow in the pillar - cavity is changed into full one - way field of flow and edges gas flow, at the same time, is increased by horizontal plates. there is a different function with horizontal plates and vertical plates. to make the uniform distribution of cooling air in the hot air stove, it is necessary that horizontal plates and vertical plates are used in a combined way
文摘:應用紊流三維數學模型模擬內燃式熱風爐內冷風在格子磚柱中的分佈,尋求改善其分佈的途徑.討論了加設不同布置的水平導流板對氣流分佈的影響.模擬結果表明,在支柱空腔內加設水平導流板改變了原有大迴旋流場,使迴旋流變成大面積的單向流.通過在支柱空腔內加設水平導流板可以發展邊緣氣流,這恰好與加設豎直導流板的作用相反,水平導流板和豎直導流板的結合使用有望實現冷風在格子磚柱中的均勻分佈With the software of simulating low - pressure vacuum carburizing process and computer control system, carburizing process parameters are controlled accurately. the minimum error of carburizing layer depth, the optimal distribution of carbon concentration in carburizing layer and the minimum distortion are insured
均勻布置鼠籠狀加熱元件和多組滲碳氣氛噴嘴,並對滲碳參數進行精確控制,可保證零件最小的滲層深度誤差最佳的滲層碳濃度分佈。Through the research work of this article, it is shown that cfd technology can efficeintly instruct the design of indoor air distribution and evaluate indoor air quality and ventilating effect ; the distribution of heat sources have great impact on indoor air distribution ; under variable air volume condition, the indoor temperature and velocity fields are quite even and the thermo - environment is relatively good when using diffusers with coanda effect such as square diffuser and slot diffuser to supply air
經過本文研究發現,利用cfd技術可以有效地對空調室內氣流組織設計進行指導,全面對室內空氣品質和通風效果進行評價。熱源分佈對于空調室內的氣流組織具有極其重大的影響。在變風量條件下,利用具有良好貼附效應的送風口如方型散流器和條縫風口送風,空調室內的溫度場和速度場較均勻,室內的熱環境良好。Being adapted unique air dividing apparatus, it makes the hot air distribute uniform better and guarantee the quality of products is constant
獨特的分風裝置,使熱風分佈更加均勻,確保產品品質的一致性。Micro - jets impingement cooling heat sink is used to cool the high power lda owing to the very thin hydrodynamic and thermal boundary layers in the impingement region when a jet impinges on a surface. reasonable array of jets can develop the uniform of temperature distribution on target very much
微射流陣列冷卻熱沉,是利用射流沖擊在駐點區能產生很薄的邊界層來提高換熱效率的,合理的布置射流孔,可以極大的提高被冷卻表面溫度分佈的均勻性。And the results of calculation and numerical simulation indicate, without increasing the intrinsic collector - junction area of power devices, collector - combed structure helps to raise the intrinsic heat - dissipating area and base ' s perimeter, improve heat - dissipating method of each cell of the chip, enhance the distribution uniformity of junction temperature and current of each cell of the chip, reduce the thermal resistance and raise the dissipation power pd and output power p0, fairly well relax the contradiction among frequency, out - put power and dissipation power of the devices, and further improve the devices " property against second breakdown
而計算分析和二維數值模擬分析結果表明:梳狀集電結(基區)結構在不增加器件本徵集電結面積的條件下,增大了器件的本徵散熱面積和基區周長,改進了每個子器件單元內的散熱方式,提高了單元內結溫和電流分佈的均勻性,降低了器件的熱阻,增大了器件的耗散功率和輸出功率,較好地緩解了目前傳統結構中頻率與功率、功耗的矛盾,並有利於改善器件抗二次擊穿的性能。The diffusion carrier concentration profile and junction depth were measured and compared with conventional furnace processing diffusion ( cfd ). it presented following conclusions : 1 ) the temperature distribution in quartz chamber of rtd furnace is uniform because square resistance is uniform after rtd ; 2 ) the diffusion velocity of rtd furnace by a factor of three compare to conventional furnace processing diffusion ( rtd ) ; 3 ) if diffusion temperature and doping phosphorus are equivalent, doping phosphorus of rtd are more than of cfd in equivalent distance to the silicon surface
實驗研究了快速熱擴散( rtd ) :通過旋塗磷膠和印刷磷漿兩種方式考查了2 4和103 103單晶硅的快速熱擴散特性,發現: 1 )此樣機的溫度場在空間分佈上是均勻的; 2 )快速熱擴散可以比傳統擴散快3倍的速度進行擴散; 3 )在擴散溫度和摻雜磷源相同的條件下,與傳統擴散相比,快速熱擴散將雜質向結更深的地方推進。And the value drop to the lowest at ph = 0. 8. as the increase of heat treatment temperature, the pore size distribution peak of sio2 microspheres is very narrow, meanwhile the specific surface area is the smallest before 160 c. the polymer template is removed at 350 c, so the pore structure of sio2 particles has a big change which involve the increase of specific surface area and the broaden of pore size distribution peak. with the continuous raise of temperature the sio2 network will shrink little, as a result the average pore size will decrease, but the specific surface area has no obvious change
結果發現:二氧化硅膠體顆粒均勻分佈於脲醛聚合物網路中,煅燒去除有機模板后微球表面變粗糙,而粒徑沒有明顯變化; ph值較小時,復合微球中聚合物含量較大,而ph值較大時,得到復合微球結構鬆散,因此熱處理后的二氧化硅微球孔容及平均孔徑都較大,而在ph = 0 . 8時,得到最小值;武漢理工大學碩士學位論文隨著熱處理溫度的變化,小於160時,空分佈較窄,而比表面積較小,在350時,由於有機模板的去除,微球孔結構發生突變,比表面積明顯增大,而孔徑分佈變寬,溫度繼續升高時,二氧化硅網路發生收縮,平均孔徑變小而比表面積由於有機炭化物的完全去除沒有太大變化;微球中的微孔在熱處理過程中處于平衡狀態,分佈沒有太大變化。It is very popular to be used for the welding of orbital tube, pipe, very small parts, short welding cycles and also where a specific number of welds are called and then the electrode is to be replaced. cerium tungsten electrode, tungsten cerium electrodes, w - ce electrode, ce - w electrodes, tungsten electrode, tungsten
鎢鈰並不適合於高電流條件下的應用,因為在這種條件下,氧化物會快速的移動到高熱區,即電極焊接處的頂端,這樣對氧化物的均勻度造成破壞,因而由於氧化物的均勻分佈所帶來的上述好處將不復存在The measured results showed that the vertical and horizontal profiles of heat flux are instantaneously variant and uneven
結果表明:沿結晶器的高度和周向熱流的分佈是瞬間變化且不均勻的。Considering the unsymmetrical distribution of interface states induced by hot - carrier effects along the channel, the quasi - two - dimensional analysis methods are used to deduced the drain current, threshold voltage and electrical field in channel after hot - carrier degradation and the theoretical results are fully verified with the experimental data and m1ntmos6. 0 simulation output. the degradations of device output conductance, subthreshold conduction and rf characteristics are also analyzed
針對mos器件熱載流子退化所引入的界面態,根據其沿溝道非均勻分佈的模型,採用準二維分析方法對退化后器件的漏源電流、閾值電壓和飽和區溝道電場作了詳細的理論推導,並與實驗結果和器件二維數值模擬軟體minimos6 . 0的計算結果進行了驗證比較。Adopting the platetype heater to evenly distribute to heat over the outer wall of the chamber
採用平板式加熱器,均勻分佈在工作室外壁。( 3 ) compared with that of the homogeneous distribution of the high strength aggregates and the activation aggregates, the higher strength of the gradient distribution of the disperse phase of the cement - based fgm are achieved, especially the bending strength
通電后迅速發熱,隨著時間的延長升溫速度變緩(電阻增大) ,最終達到發熱和散熱的平衡而使溫度恆定; ( 3 )不同性能骨料的梯度分佈可帶來比其均勻分佈優越的力學性能。分享友人