蒸發段 的英文怎麼說
中文拼音 [zhēngfāduàn]
蒸發段
英文
evaporation stage-
Under the assumption that the inner surface of stator sleeve and outer surface of rotor are smooth, taking the fact into account that the temperature of stator sleeve of evaporation cooling motor keeps almost the same, horizontal evaporation cooling motor is simplified as a physical model of two coaxial sleeves, with outer sleeve ( the stator ) holds still and keep at constant temperature and inner sleeve ( the rotor ) is rotating and heated
本文通過數值和實驗手段研究了臥式蒸發冷卻電機楔形氣隙中的流體流動、傳熱現象。本文在定子套筒和轉子表面光滑的假設下，針對蒸發冷卻電機定子套筒壁面基本恆溫的特點，將實際蒸發冷卻電機簡化為同軸套筒內筒加熱旋轉、外簡靜止定溫的物理模型。The calculated value of bowen ratio was more accurate than the measured value of lysimeter in describing the evapotranspiration rule of crops in short period
波文比的計算值比蒸滲儀的測量值更能精確地反應短時段作物的蒸發蒸騰規律。Characteristics of evaporite generated in deep water of sha4 member in dongying sag
東營凹陷沙四段深水成因蒸發巖特徵及其與油氣藏的關系The equipment adopts centrifugal sliding plow groove rotor and is the newest structure evaporator at present. it can form membrane under the condition of small flow. comparing with that of fixed space drag evaporator, its evaporation capacity can increase 40
本設備採用離心式滑動溝槽轉子，是目前國外最新結構蒸發器，在流量很小的情況下也能形成薄膜，在簡體蒸發段內壁表面附著處理液中的淤積物可被活動刮板迅速移去，和固定間隙的刮板蒸發器相比，蒸發量可提高40 69 。Alkali recovery is an effective way dealing with the black - liquor in pulp mill. black - liquor evaporation and combustion in, alkali recovery are complicated industrial processes. they have characteristics such as strong coupling, non - linearity, large time delay, parameter examining difficulty, etc. and people require more effective control system for the processes "
堿回收是紙廠處理黑液的有效方法，造紙堿回收過程中的燃燒和蒸發工段是復雜的工業過程，具有復雜性、非線性、大時滯和參數檢測困難等特點，而且人們對于控制系統的控制性能也提出越來越高的要求，常規控制技術已經沒有辦法滿足生產的需要。Chapter 3 introduces black - liquor evaporation and combustion process in alkali recovery. models used in alkali recovery control are summarized and an overview of the alkali recovery control are given. the problems in alkali recovery control research and its development trend are discussed too
2 ）第三章介紹了堿回收過程燃燒和蒸發工段的工藝流程，總結分析了國內外對堿回收過程建立的各種模型，概述了堿回收過程先進控制的研究現狀和研究成果，並指出了理論研究與實際應用中所存在的問題，以及以後研究的方向。In the auto - ignition igniter with knock - down subsections that uses decomposed hydrogen peroxide as the oxidizer, the liquid fuel is vaporized and autoignites when injected into the hot decomposition products
本文研究的過氧化氫自燃點火器，採用分段式結構，燃料噴入過氧化氫的高溫分解產物中，蒸發並自燃。Based on the observation made on the main crops such as wheat, corn, cotton etc., the observed data from the limited irrigation test for three years are obtained, and then the test data are analyzed with the theory of soil moisture movement and the model of farm crop ' s evaporation is established under the condition of insufficient irrigation
摘要通過對小麥、玉米、棉花等主要農作物的分階段受旱試驗，獲得了三年的限額灌溉試驗觀測數據；採用非充分灌溉條件下的土壤水分運動理論分析試驗數據，建立了限額灌溉條件下的作物蒸發蒸騰模型。During the whole growing stages the variation of soil water content could be divided into three distinct stages : water - evaporated slowly in the initial spring ( march ), water - consumed largely in spring ( april to july ) and water - recovered in summer ( august to september )
在整個生育期土壤含水量可以劃分為3個階段：春初為水分緩慢蒸發期（ 3月份） ，春季為水分大量損耗期（ 4 - 7月） ，夏秋為水分恢復期（ 8 - 9月） 。The optimum inclination angle is between 15 ~ 20, the length of thermosyphon will not change the phase - change heat transfer coefficient of the evaporation section and the condensation, which will enlarge heat transfer area of thermosyphon and increase the heat exchange capacity. the head - on speed of wind only stranger the heat transfer of the evaporation section and the condensation section. the experiment shows that the mathematic model closely fits to the thermosyphon, moreover, the one key to resolve the thermosyphon effect lies in decreasing the thermoresistance of evaporating section and condensation section. this study can provide directions and experience in the future research
傾斜角越大，熱虹吸管總熱阻越大，最佳傾角在15 20之間;充液率過多或過少都會對傳熱性能產生不利影響，對于本實驗採用的1 . 75m 、 2m 、 2 . 5m 、 3m熱虹吸管，最佳充液率在20 % 35 %之間;管長對傳熱也有影響，管長不改變熱虹吸管蒸發段和冷凝段的換熱系數，只增加了熱虹吸管的換熱面積，增大換熱量;迎面風速的大小，起到強化熱虹吸管蒸發段和冷凝段換熱的目的。It is considered that the sequence evolution in the palaeozoic went through the following three stages, the filling of evaporate platform, the filling of carbonate and detrital rock mixed deposits in epiric sea, and the filling of detrital deposits of lake - deltas in paralic inland sag
認為研宄區古生界層序演化經歷了以下三個階段：蒸發臺地充填階段、陸表海碳酸鹽巖與碎屑巖混合沉積階段，以及近岸內陸坳陷的湖泊三角洲碎屑巖沉積階段。Abstract : visual experiment was carried out for the enhanced boiling heat transfer in evaporation region of thermosyphon. analysis had been carried out to test the results. a physical model describing an enhanced boiling heat transfer in evaporation region were proposed based on the analysis results, thus providing theory references for development of heat pipe technology
文摘:通過對熱虹吸管蒸發段強化傳熱進行可視化實驗研究並對其結果進行分析討論，在此基礎上建立了熱虹吸管蒸發段強化傳熱物理模型，為熱管技術的發展提供理論依據For the first time, we reported the barrier height of au / algan is 1. 08ev by analysis on various i - v curves under corresponding temperatures. 3 ^ we reported oriented polycrystalline gan on silica substrates using a new method named ga nitridation
3 、採用金屬鎵層氮化技術，利用我們自行改造的熱蒸發設備和氨氣氮化設備，在無定形石英襯底上生長出具有擇優取向的多晶gan ，取得了一些階段性的成果。Simulation results show the effectiveness of the algorithm. based on the integration of rough set and neural networks, a rough neural network based on predictive model control strategy for alkali recovery boiler control is developed. the framework of alkali recovery dedicated control system is introduced in chapter 5, including system hardware frame and software design and basic functions of system
3 ）針對堿回收蒸發工段具有強耦合、大時滯的特性，通過分析傳統解耦演算法的不足，提出了蒸發工段神經網路解耦控制方案，通過模擬證明方法的有效性；同時通過集成粗糙集和神經網路方法，提出了基於粗糙集的神經網路預測模型控制方案，並應用到堿回收爐的控制當中。In this software, the calculating model was rebuilt. the dealing with division in two - phase flow resistance and the segment not evaporative when calculating the evaporative is added in order to improve the precision
這套軟體重建了汽輪發電機蒸發冷卻系統的計算模型，增加了兩相流阻計算中按不同平均壓力的分別處理以及蒸發點計算中未蒸發段阻力的處理，提高了計算精度。Examinations of steady status and analysis of dynamic experiments have been conducted on band - tube evaporator and parallel - flow condenser using r134a refrigerant. the steady examination show that the model error was under the allowable error, the inlet mass and enthalpy disturb experiments indicate that the subsection model, be good at reflecting the change of parameters of the heat exchanger, accord with the basic principle of thermodynamics theory and the actual work status. hence, the subsection simulation model research has important benefits both on theory and engineering application
在進行模擬試驗時，以使用r134a作製冷劑的管帶式蒸發器和平行流式冷凝器為對象，完成了穩態模擬計算、試驗和動態模擬分析，穩態計算結果和試驗數據對比表明，其誤差在允許范圍內；進口質量和焓值的擾動試驗結果表明：本文所建的區段式換熱器模擬模型，能很好的反映換熱器性能參數的動態變化，與系統熱動力學理論和冷凝器、蒸發器的實際工作過程基本一致。After the rationality of theoretical model has been testified, going along a series of numerical simulation and find the best ratio of evaporation segment and condensation segment by means of analyse the temperature variety of the electronic element surface on the effect of the radiator structure change. a series of strenthen step about heat transfer put forward theoretically by means of numerical analysis focuse on the thermal resistant of each tache of the heat transfer
在證實了本理論模型是合理的基礎上，本文根據所建立的模型進行了一系列的數值模擬計算，分析了熱管型電子器件散熱器的結構尺寸（蒸發段和冷凝段的長度比、肋片的高度等）變化對發熱器件表面溫度的影響，得到了蒸發段和冷凝段的最佳長度比。A test investigation on the flow and heat transfer characteristics of the evaporation section in a separating type heat pipe
分離型熱管蒸發段流動特性和傳熱特性的試驗研究Heat transfer characteristics of evaporator section for separate - type heat pipe
分離式熱管蒸發段傳熱特性試驗研究Experimental investigation on heat transfer characteristics of separate type heat pipe with inclined evaporator
分離式熱管傾斜蒸發段傳熱特性的試驗研究分享友人