熱流率 的英文怎麼說
中文拼音 [rèliúlǜ]
熱流率
英文
rate of heat flow-
In heterogeneous anisotropic materials the heat flow vector and conductivity are more complex.
在各向異性的非均質材料中,熱流向量和熱導率很復雜。The layer will finally disappear when the slope of the geotherm is too low to produce interstitial fluid at any depth.
當地熱斜率太低,以至任何深度上都不能產生空隙流體時,低速層將最後消失。This paper takes the practicing - study on the new type buring furnace system as its thesis, and it emphasizes the raising efficiency of burning. in the paper, one new type burning furnace based on the new process and construction has been designed, furthmore, a new way what related auto - control system to raise fficiency has been studied
本文以燃燒爐的應用研究為課題,以提高燃燒爐燃料利用效率為重點,從系統流程和結構上研究開發出節能的新爐型,從新型燃燒爐系統的自動控制上進一步研究探討了提高熱效率的方法,重點探討了新型燃燒爐的微機自動控制。To solve this shortcoming maerz has developed a patented special type of pfr - kiln to burn stone sized between approx. 10 and 40 mm
一種熱效率比普通併流蓄熱式石灰窯高的專利窯用來燃燒粒度大約從The investigation on the evaporation heat transfer characteristics in a horizontal micro - fin tube for r290 - 3gs mixture shows : a ) the average evaporation heat transfer coefficient of the mixture increase with the increasing of the mass flux
R290含油混合物在水平微肋管內流動沸騰換熱特性的實驗研究表明: a )隨著質量流率的增加,含油混合物微肋管內的沸騰平均換熱系數增加。3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant
對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱面結構熱力計算、鍋爐給水加熱器結構參數設計、煙道阻力計算及鍋爐元件強度校核等;改進了水冷壁布置使換熱效果更好,減少輻射換熱損失;改進對流段結構,更充分的利用爐膛出口煙氣余熱,提高熱效率;並且進行了煙氣阻力計算、熱效率計算和能量平衡測試,對改進后的稠油燃料和改進前進行了對比,燃燒狀況和熱效率有明顯改善。The rate of heat flow between any two points increases with difference of temperature.
任何兩點間的熱流動速率則隨溫差的加大而增加。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。The filled skutterudite compounds attract aboard attention owing to their high mobilities and relatively large seebeck coefficients in the middle temperature range of 600 - 800k. but their thermal conductivities are very high, so the problem how to decrease their lattice thermal conductivities and improve their zt values becomes a research hotspot
填充式skutterudite化合物由於在中溫領域( 600 800k )具有很高的載流子遷移率和較大的seebeck系數而引起人們的廣泛關注;但其熱導率k較高,因而如何降低晶格熱導率kl ,提高其熱電性能指數zt值已成為研究的熱點。Standard test method for determination of the thermal conductivity of anode carbons by the guarded heat flow meter technique
用防護熱流量計技術測定陽極碳熱傳導率的標準試驗方法So these circuits can be simplified. due to the power output of the electromagnetism vortex water heater has direct relation to the interval between the vortex board and the excitation loop plane
由於熱水器的熱功率輸出跟渦流加熱扳與勵磁線圈平面之間的距離有直接的關系,距離越小則輸出功率越大。The comparison demonstrates the reliability of s2df. heat flux distribution was simulated using flow / heat transfer coupling method and was compared with the experiment result
接著利用本文提出的流/熱耦合方法計算了葉表熱流率分佈並與實驗結果比較。The temperature of inlet air could be raised by the developed heat recovery device to achieve energy saving
加熱器的耗油率為4 . 5公升小時,分析進氣的溫升和流量可得此乾燥系統之加熱爐的加熱效率約為50 % 。Use clamp ampere meter to measure the current and check if the heating power is normal
用鉗形表測量電流,檢查發熱功率是否正常。The distribution of adiabatic film - cooling effectiveness on the endwall of this cascade has been measured using a new technique that has been developed as part of this project. using this new technique, the achieved levels of cooling effectiveness are quantified and over, and under - cooled regions on the endwall are identified
在發展一種新的測試技術的基礎上,結合葉柵下游流場測量,獲得了葉柵端壁上冷卻膜隔熱效率的分佈,使得葉柵端壁上下冷卻層的冷卻效率可分別定量描述。As a new type of energy - saving equipment, the tubular heat exchanger with longitudinal flow of the shellside fluid ( thelfsf ) has many remarkable advantages. it betters anti - vibration and anti - smudge performance, enhances heat transfer efficiency, and decreases the shellside pressure loss. it also prolongs service lifetime, reduces the weight and saves material
新型縱流殼程換熱設備作為一種新一代節能降耗設備,具有優良的防流體誘導振動性能、傳熱性能好、傳熱效率高、流體流動阻力小、抗結垢能力強、重量輕等優點,是鄭州大學「熱能工程研究中心」專利產品,為了加快該設備的推廣, 「中心」研發了hecad軟體系統,實現了新型換熱設備工藝設計、機械設計、零部件,圖及總裝圖繪制一體的cad軟體化。Much works has been distributed to the development of a vacuum system to simulate the outer space and a measurement system to test the arcjet performance. ignition experiments in various operational modes have been done with argon as propellant. macroscopical working parameters including thrust, mass flow rate, voltage, current, inlet pressure and vacuity are obtained by the test measurement system and actual performance parameters including specific impulse, thrust efficiency, ratio of thrust and power and ratio of power and mass flow are calculated
以氬氣作為推進劑,在不同工況下進行點火實驗,測量獲得了其工作推力、電弧電壓和電流、推進劑流率和弧室壓力等宏觀參數,得到了不同實驗條件下其工作的實際比沖、推力效率、推力/功率比以及比功率等性能參數,分析了推進劑質量流率、電弧功率、電弧加熱發動機電弧室結構尺寸等因素對其性能的影響,為數值模擬研究和實際的低功率電弧加熱發動機優化設計及研製提供了實驗基礎。The calculation method of technical parameters of maximum output power, the short time power and continued power ( equivalent heating ) in electric braking are derived from analyzing the relationship of maximum regenerative power with resistance value of ground absorption equipment, model of traction power supply, train circuit and network voltage drop while performing electric braking
通過分析列車電制動時的最大再生功率與電阻吸收裝置的電阻值、電制動時刻牽引供電系統的模型、列車電流、網壓降之間的關系,導出了列車電制動時最大輸出功率、地面電阻吸收裝置的短時功率和持續(等效發熱)功率等技術參數的計算方法。Effective forms of multi - layer insulation ca n ' t be gotten unless the temperature and the rate of heat flow in insulation layers, especially in the boundary of insulation layers can be calculated
設計科學合理的復合保溫結構,必須解決保溫結構中,尤其是各層界面的溫度、熱流率的計算。The flow field and the temperature field in the turbine cascade were studied in view of experiment and computation. using the shock wind tunnel, two kinds of turbine cascade were tested
本文在激波管風洞中利用兩種葉柵在總共五種工況下進行了葉表靜壓測量實驗,在兩種工況下進行了葉表熱流率測量實驗。分享友人