熱通量向量 的英文怎麼說

中文拼音 [rètōngliángxiàngliáng]
熱通量向量 英文
heat flux vector
  • 通 : 通量詞（用於動作）
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 通量 : [物理學] flux; shower
  1. Then basing the empirical formal proposed by weng burning, a method for reckon the average flux of energy transfer from ground surface to the air of a day according albedo and terrain parameters was put forwarded. it is considered that the flux is a proper index to decide if the area is a hot source or a cold source

    然後，在翁篤鳴等提出的有關半經驗公式的基礎上，提出了根據反照率和地形參數計算高原地面向大氣輸送能量的日平均通量的演算法，並以此作為判定冷熱源的標準。
  2. The support vector classifier is adopted to identify fault in the two types, and the grid search method based on cross - validation is chosen to determine model parameters

    該模型將變壓器故障分為放電性和過熱性兩大類，通過統計分析尋求特徵量區分類間的故障類型，採用支持向量機識別類內的故障類型，利用基於交叉驗證的網格搜索法來確定支持向量機的參數。
  3. And, this thesis return as to it ' s measure to measure the proceeding error margin the analysis, and was analyzed by error margin the enthalpy different laboratory matchs the gb / t 7725 - 1996 standard, can be used for measuring the making the cold and making the heat ' s ability, the consuming, the cop, the breeze deal under the steady state or not steady state of air condition of diagraph room, and it can also test the influence of the four channels change to the face valve and and the electronic expanding valve to the whole function of the air condition

    而且，本論文還對其測量量進行誤差分析，經誤差分析該焓差室符合gb t7725 - 1996標準，可用於測量房間空調穩態及非穩態製冷能力和制熱能力、工耗、 cop以及空調器室內機組的風量，並能測試四通換向閥、電子膨脹閥等控制元件對空調器整體性能的影響。
  4. Similarly, the net radiation on a cloudy day is mainly used up evaporation of soil. the integrated value of soil heat flux is negative on a cloudy day and that shows the soil emits the heat, which is different on a clear day. in short, average latent, sensible and soil heat flux is 67 %, 21 % and 6 % of net radiation respectively

    在裸地下墊面時，晴天潛熱佔到凈輻射的60 ，顯熱交換只佔到19 ，在陰天凈輻射同樣主要消耗于土壤蒸發，與晴天不同的是在陰天土壤熱通量積分值小於零，表明土壤在向外釋放熱量；平均狀況下，潛熱、顯熱和土壤熱通分別佔到凈輻射的67 、 21和6 。
  5. 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、沿流動方向溫度分佈均勻等優點則成為減小電子元器件換熱表面最高溫度、降低溫度變化的一種有效方法。
  6. The air - cooled steam condenser ( acc ) condenses the turbine exhaust steam or the de - superheated steam from the turbine bypass by rejecting the heat to the atmosphere

    空冷凝汽器（ acc ）通過向大氣釋放熱量對汽機排汽或汽機旁路的減溫過熱蒸汽進行冷凝。
  7. It is showed that the heat transport crossing the equator has the similar magnitude and the same period of one year, compared with that of 10 n in arabian sea. by contrast, the heat transport across 10 n in bay of bengal has a much smaller value with a prominent semiannual period ; there are tight relationship between integrated zonal wind stress in one latitude of the indian ocean north of 7 n and the total heat transport across that latitude, as well as the total net surface heat flux north of that latitude. the maximum correlation coefficient is less than - 0. 5

    結果表明越赤道和越10on阿拉伯海的熱輸送量大小具有可比性，且有相同的年循環特徵，而10on孟加拉灣緯度的經向熱輸送較小，且具有半年變化周期;儼s以北印度洋任一緯度上的緯向風應力異常與此緯度上的經向熱輸送異常以及此緯度以北印度洋總的海面凈熱通量異常有很好的相關關系，相關系數最大可達一0 . 5以上。
  8. The experiment acquired pressure distribution and circulating rate under three fluidizing velocity ( 3. 5m / s 、 4. 5m / s 、 5. 5m / s ) and different media load. an experimental equation was acquired between circulating rate and the distribution of the pressure. and the relation between the circulating rate and the opening rate of the valve connecting the returner and the ehe was carefully discussed as well as the relation between the pressure of the ehe and the flow rate of the fluidizing air

    得到三種流化風速下（ 3 . 5m / s 、 4 . 5m / s 、 5 . 5m / s ）不同裝料量所對應的主床床體壓力分佈和物料循環量，得到循環量與壓力的分佈和流化風速的本實驗臺上的經驗公式，並通過測量返料器通向外置換熱器機械閥開度和返料量的關系，得到旋風分離器中下落物料進入換熱器和直接進入主床的比例關系，同時測得換熱器中壓力和送風量的關系。
  9. The results show that there are two centers of occurrence of llsw respectively in dong bei and jiang nan ; the regional torrential rain over the yangtze river basin is closely associated with llsw during the major periods of heavy rainfall ; the diurnal variation of the number of occurrence in the middle and low reaches of the yangtze river is the strongest in china there are some significant differences between llj and nallsw in positive season, spatial variation, diurnal variation and field of pressure. by the way, the important effect of inertial stability on heavy rainfall with both low level south - westerly jet and high level northerly strong flow is analyzed theoretically. the results show that the existence of the maximum of inertial stability in the left font of the low level jet is favor of the accumulation of the moist thermal energy, and conditional symmetric instability or convective instability can be expected in this region

    另外，慣性穩定性的作用以往不受重視，本文通過對西南低空急流左前方和高空偏北大風軸右後方的慣性穩定性和對稱穩定性的理論分析和實例計算，表明慣性穩定性在伴有高低空急流的暴雨中有重要意義，揭示了梅雨暴雨的一種新的高低空急流耦合機制：低空急流左前方慣性穩定度大值區的存在，有利於低層濕熱能量的積累，使低層傾斜對流的不穩定發展更多期望于條件性對稱不穩定或對流不穩定；高空偏北大風軸（西風急流）的存在，是其右後方（右側）出現對稱不穩定的有利條件，高空相對容易出現干對稱不穩定；慣性穩定性的作用，使低層的傾斜對流更偏向於垂直方向，有利於對流發展，使高層的傾斜對流更偏向於水平方向，有利於高層輻散。
  10. Soil heat flux from atmosphere to soil is about 5 % of net radiation on a clear and cloudy day and soil discharge energy to atmosphere on a rainy day above the same field. in brief, average latent heat, sensible heat and soil heat flux is 40 %. 50 % and 10 % of net radiation respectively

    在春小麥下墊面，晴天能量主要消耗于農田蒸散，而在陰天顯熱交換大於農田蒸散耗熱；在晴天和陰天大氣向土壤的能量傳輸均維持在凈輻射的5左右，雨天時，土壤熱通量為負值。
  11. The experimental model is a rectangular section of 15. 2 187mm ~ 2, which is composed of two aluminum plates. the angles between the internal netted rib turbulators and the flow direction are 45 ? for the one plate and 60 ? for the other, or both 45 ? for two plates. in the experiment, the re numbers changes from 0. 4 10 ~ 4 1. 5 10 ~ 5, rib width - to - pitch are 0. 25, 0. 3 and 0. 5, rib width - to - height are 0. 25, 0. 3 and 0. 5, the rib height - to - hydraulic diameter ratio is 0. 246

    主要研究了在通道進口截面積（即無肋處的截面積） a為15 . 2 187mm ~ 2 、肋高與通道當量直徑之比e / de等於0 . 246 ，實驗雷諾數范圍在0 . 4 10 ~ 4 1 . 5 10 ~ 5之間的情況下，雷諾數re 、肋向角a 、肋寬與肋高之比t / e和肋寬與肋間距之比t / p等參數對通道強化傳熱與流動阻力特性的影響。
  12. Through the analysis on the effects from the different aspects in the equal elevation grids upon the solar shortwave radiation received by ground surface, it is indicated that the discrepancy of landform elements leads to redistribution of the heat and cold sources of the ground surface and affects the snowmelt runoff, and then the aspect estimation is also taken as an important input to be inset into the model calculation

    通過分析同一高程網格坡向不同及其對到達地面太陽短波輻射通量的影響，提出地形要素差異導致地面冷熱源再分佈，調控融雪出流量，繼而將坡向判斷也作為系統重要輸入項之一嵌入到模型計算中。
  13. Then, torsional alfven waves propagate upwards along the coronal loop and the carried wave energy can make a play in coronal heating

    當被激發的扭轉alfven波沿著磁通管向上傳播到達日冕，其攜帶的能量就可以加熱日冕。
  14. It demarcates heating time and transmits relative data through bluetooth wireless communication module ; 3. the worker can choose measuring item through keyboard

    2 .對儀器本身進行標定和設定對試樣的加熱時間，測量完成後可以通過藍牙無線通訊模塊向計算機傳送數據
  15. In fluent, the flow field of the tube wall, center, top, middle and bottom of the evacuated solar collector tube can be observed, the temperature - time curve and radial temperature gradient can be obtained, the heat loss of different part can be directly captured. 3. all kinds of effect factors of the flow field and temperature field have been analyzed

    通過fluent計算，清楚地觀察到太陽能真空集熱管壁面和中心部分，頂部、中部和底部在各種工況下的流場分佈均不相同；得出了各種工況下的溫度-時間變化曲線，沿軸線方向的溫度梯度；同時還計算了各部分熱損的傳熱流量； 3
  16. Single - layer model is convenient to apply but the unclear relationship between radiative and aerodynamic temperatures is still a bottleneck in this field. a new method was developed to derive reliable surface heat fluxes from radiative temperature viewed from arbitrary zenith angle. aerodynamic and radiative temperatures are connected through a so - called optimum component fraction ( ocf ) parameter - the fraction of vegetation in the field of view when the two temperatures are equivalent in oblique viewing

    該方法利用表面熱輻射方向性和顯熱通量都是源於土壤和植被溫度的貢獻這一共同點，發現在一定傾斜角度的觀測下，視場中植被與土壤的比例可以較好地反映植被和土壤與大氣進行湍流熱交換的貢獻率，所以稱該方法為最佳組分面積比法，用最佳組分面積比可以將任意角度下觀測到的輻射溫度訂正為空氣動力學溫度，經過地面和遙感數據驗證表明，用該方法計算的通量精度高於普通的單層模型。
  17. They are agricultural productive materials price growth rate, sown area of grain crops growth rate, grain yield per area growth rate -, natural disaster covered grain areas growth rate, net grain import change rate, grain reserve change rate, population growth rate, per income growth rate, city and town population growth rate, food industry production value growth rate, year - end pig number growth rate, medical & pharmaceutical and textile industry production value growth rate, grain marketization degree, inflation rate using the previous year as base year ( preceding year = 100 ), public grain purchases price growth rate, investment in agricultural science and technology growth rate, investment in agricultural infrastructure growth rate, growth rate of graduates number from agriculture, forestry, science & technology universities and colleges and specialized secondary schools, government expenditure for agriculture and agricultural credit growth rate, international grain price growth rate, rmb exchange rate growth rate, last grain price growth rate, economic crop price growth rate, meanwhile, a new method is attempted to be used in this paper and the grain price early - warning problem is transformed into machine learning problem by introducing statistic learning theory and svm method which are gaining popularity in machine learning field at present in the world

    在此基礎上，篩選出23個警兆指標：農用生產資料價格增長率、糧食播種面積增長率、糧食單產增長率、糧食受災面積增長率、糧食凈進口量變化率、糧食儲備變動率、人口增長率、人均收入增長率、城鎮人口增長率、食品工業產值增長率、豬年末頭數增長率、醫藥紡織工業產值增長率、糧食市場化程度、以上年為基年的通貨膨脹率、國家糧食定購價格增長率、農業科技投入增長率、農業基礎設施投入增長率、農、林、科技高校大、中專畢業生人數增長率、財政支農資金比重及農業信貸增長率、國際糧食市場價格增長率、人民幣匯率增長率、上期糧食價格增長率、經濟作物價格增長率。同時論文在預警方法上作了新的嘗試，把糧食價格預警問題轉換成一個機器學習問題，引進當前國際上機器學習領域中比較熱門的統計學習理論和支持向量機方法，用順序回歸演算法對歷史數據進行學習建立了糧食價格預警模型。
  18. Large - eddy simulations are carried out for the adjustment of convective boundary layer over heterogeneous surfaces. simulations are confined for zero mean - wind and flat terrain. surface heat - flux is set varying in

    研究限於無風平坦地形條件，地面熱通量在一個水平方向作非均勻變化平均地面熱通量為0 . 15kms
  19. Wavelengths or scales of surface heterogeneity are less than 20km. simulation results show that cbls do reach a quasi - stationary state correspondent to specified surfaces, after a long enough evolution. in this transition process and after that, horizontal statistics, i. e. mean potential temperature and vertical heat - flux, show profiles little differences to those over homogeneous flat surface. main effect of surface heterogeneity is to increase kinetic energy in cbl and the increase concentrates in the direction of surface heterogeneity. the time of cbl spent to reach its first peak of mean kinetic energy,

    模擬結果表明，在充分長的時間后，邊界層達到一種適合於地面條件的準定常態。這種準定常態和向其過渡的過程中，水平平均的邊界層廓線性質，如平均位溫廓線垂直熱通量廓線等幾乎與平坦均勻地面的結果相同，或差異極小。地面非均勻性的主要作用是使邊界層動能增大，並以地面非均勻性變化方向的動能增加為主。
  20. The understanding of the effects of atmospheric forcings, including mainly the surface wind stress, net heat flux and buoyant flux, on the dynamical and thermal structure of the ocean surface mixed layer necessitates a proper knowledge of the mechanisms and influences of the different turbulent mixing processes involved in the upper ocean

    海洋上混合層的動力學和熱力學結構特徵主要受到海表風應力、凈熱通量和浮力通量的影響，而混合層的形成與維持依賴于混合層內的湍流生成和湍流垂向混合。
分享友人
分享到 Line

分享到臉書