絕熱流 的英文怎麼說

中文拼音 [juérèliú]
絕熱流 英文
adiabatic flow
  • 絕 : Ⅰ動詞（斷絕） cut off; sever Ⅱ形容詞1 （完全沒有了; 窮盡; 凈盡） exhausted; used up; finished 2 ...
  • 流 : 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...
  • 熱流 : 1 （激動振奮的感受） warm current 2 [氣象學] thermal current; [熱學] heat transmission; thermal f...
  1. The flow of heat requires finite time, so any process performed quickly enough will be practically adiabatic.

    因為熱流需一定的時間，所以足夠快速進行的任一過程實際上都是絕熱的。
  2. 3. a number of test parameters of insulation, position of reflux pipe inlet arrangemts, injection etc. are explored in the experiment. the experimental results demonstrate that the natural circulation is an efficient way to precool the pump system and maintain it at cryogenic temperatures

    進行了多組對比實驗，著重對兩種不同迴流方式對于自然循環和預冷的影響進行了比較，並研究了系統增壓、引射、迴流管絕熱效果以及泵體絕熱效果對于自然循環的建立和維持以及對循環預冷效果的影響。
  3. The moderate supersonic carbon added to the mold flux for ultra - low carbon steel is used to stay the melting speed as skeleton. then the mold flux coils have the good adiabatic, insulation and even flow property. at the same time it cause the carbon increase in the steel slabs and the operation of the ultra - low carbon is affected at last

    超低碳鋼連鑄結晶器用保護渣中，外加中超碳黑作為骨架降低熔化速度，使保護渣具有良好的絕熱保溫性、均勻流動的潤滑性，但同時卻會引起鋼鑄坯的碳增量，最終影響超低碳鋼的成功操作。
  4. The adiabatic heating model of exploding wires is used to simulate their blasting characters on strong pulsed current, andto gain the influence trends fo exploding wire numbers to their hlasting chacters

    用電爆絲絕熱加熱模型數值模擬了電爆絲在沖擊大電流作用下的電爆炸特性，電爆絲根數對電爆炸特性的影響。
  5. Abstract : there are offered many ways how to improve work of a spark plug. but one of the m ost important problems has not been solved yet. this is a thermal mode operation of a spark plug. the ideal spark plug should be instantly heated at the moment of occurrence of a spark and instantly cooled down in expectation of the foll owing electrical pulse. thus it balances between preservation of heat for self ? c leaning from scale and its removal in avoidance self ? ignition. in this article a uthor managed for this time to offer a spark plug with capability “ self ? regula tion ” of heat flux removed from a zone of ignition. essence of the offer is a t ip ， which is transparent for heat flux. it is produced from single crystal of sap phire

    文摘:在如何提高火花塞的工作質量方面有多種方法，但是其中最重要的一個問題還沒有得到解決，那就是火花塞工作的熱學模型問題.理想的火花塞應該能在點火的瞬間被立刻加熱，並且在接下來的電脈沖過程中迅速冷卻，由此在熱量的存儲與散發之間取得平衡，以避免自點火.本文力圖展示一種具有自動調節源於點火區域熱流能力的火花塞，其技術的關鍵是頂部絕緣體材料，它是由藍寶石單晶製作，而非傳統的氧化鋁陶瓷
  6. According to dynamical characteristic of the bubble motion in the flow field, and under the assumptions of isothermal system without interior heat source, uniform bubble size, and ignoring surface tension, the mathematical expressions for interfacial momentum exchanges have been deduced which include drag, virtual mass force, and lift

    針對氣液泡狀流中氣泡運動力學特性，在系統絕熱、無內熱源、忽略表面張力、氣泡尺寸均一前提下建立了氣液相間曳力、虛質量力、升力的數學模型表達式。
  7. The saffman force does not affect the axial velocity of the flow, while it change the concentration of the particle. the gas - particle two - phase flows in the present of temperature were also numerical simulation

    討論了絕熱、有溫差和添加熱泳力三種情況下的兩相流場，分析了溫度梯度、湍動能、軸向速度和顆粒濃度的變化。
  8. Adiabatic throttling process of gas is not isoenthalpic

    氣體的絕熱節流過程不是等焓過程
  9. The main contents are as follows : ( 1 ) by employing the direct method, the soliton periodic amplification system in optical fiber link with loss is considered, and the adiabatic solution ( slowly varying portion ) and first - order correction ( rapidly varying portion ) for a single soliton case are presented

    本文的主要內容如下： （ 1 ）利用直接擾動方法對周期放大系統進行了理論分析，給出孤子周期放大系統的絕熱近似解和一級修正解的積分表達式，結果分析表明孤子在放大過程中一部分能量以色散波的形式流失，而這一色散波主要由孤子周期放大系統的一級修正解來刻畫。
  10. Experimental study on superadiabatic combustion in porous media with reciprocating flow

    多孔介質內往復流動下超絕熱燃燒的實驗研究
  11. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料，系統分析了不同強度沙塵天氣條件下沙塵氣溶膠質量濃度和質量濃度譜、粒子譜分佈、光學厚度、化學組分等特徵；綜合分析了影響沙塵起動的諸物理因子在沙塵起動中的作用；用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣象資料統計分析表明，沙塵暴有其高發期（ 4 、 5月）和高發時段（ 14 - 20時） ， 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天氣條件下，湍流動量通量和湍流感熱通量都是重要的湍流交換，沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天氣有加強作用。
  12. The plate - tube evaporator, the single back - fin evaporator and the box condenser. after analyzing the physical model and setting up the mathematical model according to the two - phase flow of adiabatic capillary tubes, it also numerically simulates and analyzes the different effects of main parameters on the capillary tube length. based on the heat transfer analysis and counting of thermal insulation layer, the cad system accomplishes the parametric design and drawings of the refrigerator body

    該系統完成了對典型製冷裝置的換熱器部件，如板管式蒸發器、單脊翅片管式蒸發器、箱壁式冷凝器的參數化設計和繪圖；分析了絕熱型毛細管兩相流的物理模型，並建立數學模型，對絕熱型毛細管各主要參數對其長度的影響進行了數值模擬和計算分析；基於對電冰箱箱體絕熱層厚度的傳熱分析和計算，完成了整個箱體的參數化設計和繪圖工作。
  13. By analyzing the characteristic of the flow field in overloading srm and comparing several existing experiment techniques, a convergence - fold tube facility was developed. the flow field in chamber of srm with high acceleration was simulated. some inhibitor ablation experiments were carried out in this test facility

    通過分析過載條件下流場的特點，提出並比較了現有過載地面模擬試驗技術的優缺點，最終確定了收斂?折管的模擬試驗方法，模擬了高過載條件下發動機燃燒室內的高濃度粒子流，利用該方法開展了高過載模擬沖刷條件下的絕熱層燒蝕特性研究及絕熱層抗沖刷能力的篩選試驗。
  14. The influence of insulation effect and resistance property of the cryogenic system on the temperature rise was discussed, the formula of flow temperature rise and optimal flow rate was deduced, the relationship among the flow rate, pipe diameter and flow temperature rise was analyzed and the way to determine flow rate and pipe diameter was introduced

    摘要論述了低溫系統絕熱性能和流阻特性對液流溫度的影響，推導了液流溫升及最優流速公式，分析了流速和管徑與液流溫升的關系，提出了確定流速和管徑的方法。
  15. Method for calculation of thermally permissible short - circuit currents, taking into account non - adiabatic heating effects

    考慮非絕熱效應因素的允許熱短路電流的計算方法
  16. 3. the numerical result indicated that particle distribution alone surface of inhibitor was enslaved to particle diameter. particle concentration changed from single - peak distribution to multi - peak distribution according to particle size increase

    （ 3 ）數值計算表明兩相流中粒徑對絕熱層表面粒子濃度分佈有很大的影響，且隨著粒徑的增大粒子濃度由單峰分佈變為多峰分佈。
  17. 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:擾流板可以使燃料和氧化劑在擾流腔內的滯留時間加長，促進燃料與氧化劑的摻混燃燒，提高燃燒效率，但由於渦流在發動機的中間部位形成了高溫燃燒區域，致使局部燃料和絕熱層燒蝕速率增大，加大了熱防護的難度;孔板結構減弱了擾流腔內迴流區的漩流作用，不能增加推進劑燃燒效率，但可以使擾流腔內的溫度降低，給壁面熱防護帶來好處。
  18. Some modeling experiments have been processed, in both of the atmospheric pressure and the pressurized pressure

    本文對迴流管路的直徑和絕熱效果以及迴流方法的影響進行了詳細的闡述。
  19. The experimental results show that adiabatic efficiency has a remarkable improvement in low cold mass flow ratios, adiabatic efficiency can improve by 30 % in the best condition

    實驗表明，在冷流率小的情況下，通過加濕可以使得絕熱效率得到顯著的提高，最好可以提高30 。
  20. Chart industries leads all other manufacturers in the number of cryogenic piping systems engineered, fabricated, and installed in the u. s. we combine real world experience with computer analysis to develop a system with the desired flow rate, pressure drop, phase quality, and the best balance between performance and economy

    查特公司領導著全球其他製造商，從事真空絕熱管道的設計製造和安裝。我們結合實際經驗和先進的電腦技術進行系統設計，提供合理的流量壓降液相質量，及最佳的性能-成本比。
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