熱損失設計 的英文怎麼說

中文拼音 [rèsǔnshīshèjì]
熱損失設計 英文
design heat loss
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 設 : Ⅰ動詞1 （設立; 布置） set up; establish; found 2 （籌劃） work out : 設計陷害 plot a frame up; fr...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 損失 : 1. （失去） lose 2. （失去的東西） loss; wastage
  • 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
  1. Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing

    文摘:應用計算機模擬的方法，在不考慮燃燒的冷態情況下，研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上，比較了2種不同設計方案的氣流流動特徵，尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和混合的影響.結果表明，阻流板的設計對加強空氣和煤氣的混合有著極為重要的作用，同時也增加了空氣管道的阻力損失，在同樣的工況條件下需要提高管道系統的總壓力
  2. The highlights of this paper include : hoop toughness criterion for longitudinal heat checking of tool joint was introduced firstly ; failure criterion for crescent - shaped wear casing was established according to the results of full - scale collapse tests ; new - typed alloy for hardbanding of tool joint was developed, its property has showed good performance in the tests

    本文的主要創新點在於：以現場失效案例分析為基礎，提出了鉆桿接頭縱向熱裂的橫向韌性判據；通過對已磨損套管的實物擠毀試驗研究，確定了不均勻磨損套管的擠毀失效準則；設計出了具有獨立知識產權的鉆桿接頭硬化帶用新型耐磨減摩合金的成分，經實驗室試驗表明其性能可以達到或超過國外同類產品。
  3. The article takes a 600mw natural cycle drum boiler ( soot blow using steam ) as investigating object, establishes soot accumulation loss and soot blowing energy loss models for its water cooling wall, superheater, economizer and air preheater respectively, set up instructions for soot blower operating. simulating calculation results are compared with site data to verify usefulness of key models. the article introduced the operation optimizing design of soot blowers of yanzhou no2 power plant based on theoretical research

    本文以600mw汽包自然循環鍋爐（蒸汽吹灰）為具體分析對象，分別建立其水冷壁、過熱器、省煤器、空預器的積灰損失和各受熱面吹灰能量損失的模型，建立相應的吹灰器運行規則指導，對設計中的關鍵模型問題，通過模擬計算及與現場數據作比較的方法，驗證其可用程度。
  4. Flame tube in aircraft engine undergoes high temperature and high speed airflow washing. a hypothesis was suggested, which takes the transient heat transferring as the main reason to the cracking and damage on flame tube. finite element method was adopted to simulate the thermal fatigue and the hypothesis was reproduced

    發動機火焰筒的熱疲勞損傷是導致火焰筒失效的主要原因，本文提出了一種火焰筒熱疲勞損傷假設，認為火焰筒熱疲勞損傷不是由於發動機的運行和停車時冷熱溫度循環造成的，而是發動機啟動時瞬態溫度傳導過程中材料循環塑性變形的結果，利用該假設結合有限元計算模擬了火焰筒產生疲勞損傷的原因。
  5. After thermodynamic calculation on several operation conditions of the furnace, cold - state flow and resistance mensuration, the combustion of the tubular - furnace hearth was changed into swirl and addition of radiate cylinder and oxygen content detection minish 1. 25 surplus air to less than 1. 15, improving the combustion condition and convection and radiate heat transfer efficacy, resuling in reducing the waste - gas temperature 45, decreasing exhaust gas loss, and saving fuel by 6 %

    摘要通過對加熱爐幾種工況進行熱力計算、冷態試驗的流場分佈及阻力測定和熱態試驗的爐膛溫度場分佈及管壁溫度等參數的測定，確定將管式加熱爐爐膛內直流燃燒改為旋流場燃燒和增加輻射筒，增設煙氣含氧量分析，可以將燃燒的過剩空氣系數從1 . 35減小到1 . 15以下，極好地改善爐膛內的燃燒狀況和對流輻射傳熱效果，從而降低排煙溫度45 ，減少加熱爐排煙損失，節約了煤氣量6 %以上。
  6. 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。
  7. The major pillars supporting this success include highly efficient illumination, compressed - air systems, new designs for heating and air conditioning, funneling heat losses from compressors into heating buildings, and detailed energy measurement and billing

    成功的主因包括高效率照明設備、空氣壓縮系統、新設計的暖氣和空調、減少熱從壓縮機進入建築物時的損失，以及在能源計量和財務上精打細算。
  8. In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation

    針對移動顆粒床中物料層內的高溫氣體滲流傳熱現象，考慮滲流與傳熱的相互作用，採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的流速、氣固溫度和床層壓力損失.計算結果表明，高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域，增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降，熱滲透深度擴大，熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域，孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用
  9. But because it is not spreading popularize and new type pipe in market emerge in an endless steam, the selling market is not standard, many pipe material has not standard temporary. how to choose suitable pipe materials that it is not only the ordinary use do n ' t know but also relevant design and construction technician can not know comprehension

    而且廠家生產與銷售市場又不夠規范，很多管材暫無設計規程與施工驗收規范。要想選用適用的管材，正確進行設計和施工，需要研究新型管材的耐熱、耐壓、膨脹和阻力損失等物理性能。
  10. On the base of the quasi two - stage compression heat pump system with economizer, considering that it can make use of the pressure energy of liquid with high pressure and minish energy losing of the system, ejector is adopted to replace the throttle in the assistant loop, and design the quasi two - stage compression heat pump system coupled with ejector

    本課題正是在帶閃發器準二級壓縮熱泵系統的基礎上，考慮到噴射器元件可以有效利用高壓流體壓力能，減小系統能量損失的優點，將其引入系統以替代輔路節流閥，設計出了準二級壓縮?噴射復合熱泵系統。
  11. The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ). the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different. the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique. by using atomic force microscope ( afm ) measured surface roughness of thin films. the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ). the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ). in addition, the giant magnetoresistance ( gmr ) effects of different films were also measured. the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage

    利用掠入射x射線分析（ gixa ）技術對不同cu - fe薄膜的相結構進行了研究;利用xrd掃描及不同角度的2掃描對薄膜進行了結晶織構及殘余應力分析;運用小角x射線散射（ saxs ）技術測量了薄膜的厚度;採用原子力顯微鏡（ afm ）觀察了薄膜的表面形貌;運用能量損失譜（ eds ）及x射線熒光光譜（ xrf ）對薄膜進行了成分標定;使用振動樣品磁強計測量了不同cu - fe過飽和固溶體薄膜的磁性能;最後利用自製的磁阻性能測試設備測量了真空磁場熱處理前後不同薄膜的巨磁阻值。
  12. As umbirfpa is a new type of infrared detecting device, its work principle is complex and its performance is affected by many factors. in the initial stage of developing, the design experiment and theoretical understanding are little interiorly. furthermore, the problems such as sensitivity reduced, dynamic range shortened, nonuniformity increased come forth if umbirfpa is not designed properly

    Umbirfpa是一種新型的紅外探測器件，微測輻射熱計的工作原理復雜，其性能受到很多因素的影響，目前國內尚處于發展初期，缺少實際的設計經驗和理論認識，同時umbirfpa又是在集成電路工藝線上生產的，投資大、周期長，如果設計不當，不僅可能導致靈敏< wp = 13 >度降低、動態范圍縮小、噪聲增大、非均勻性增大等問題，更可能的是根本就不能用於成像，從而造成很大損失。
  13. A parameter has been defined to account for both the heat transfer enhancement and pressure loss caused by different shapes and configuration of pin fin arrays and the optimization analysis shows that cube - shaped pin - fin arrays can be viable alternatives for pedestal cooling in a blade trailing edge

    本文提出了一個強化換熱有效性系數來綜合考慮擾流柱換熱和壓力損失的效果，並用它對各種擾流柱進行了優化分析，優化結果表明方形擾流柱排在渦輪葉片尾緣區冷卻結構設計中是優先考慮的一種結構型式。
  14. Because of the great temperature difference between low - temperature refrigerator and circumstance outsides, as we know, the place where there is temperature difference must have heat transferring, then in order to reduce heat loss of refrigerator during operating process, the study on low - temperature refrigerator is necessary. this article demonstrates the main problem of case design progress and gives some advice about improving the efficiency of low - temperature refrigerator by contracting different respects of case design between household refrigerator and low - temperature refrigerator

    由於低溫冰箱內部與外界環境的溫差很大，而我們知道有溫差的地方必然存在熱的傳遞，那麼為了減少冰箱在運行過程中的熱損失，對低溫冰箱箱體的設計過程的研究是有必要的。本文重點闡述了低溫冰箱箱體設計與普通冰箱箱體設計的不同之處以及低溫冰箱設計中的主要問題，並提出設計思路。
  15. Taking some tubular air pre - heater used in one boiler whose capacity is 130 t / h as an example, new blue print with inner trachea is completed by means of computer program. several key design variables may be changed, such as diameter of pipe and velocity of flow of gas. these cases have been considered, and their results have also been compared with each other

    比較了幾個重要的設計變量，如外管徑、煙氣流速等參數變化時，總傳熱系數和空預器本體管子總重量，阻力損失以及最低管壁溫度等幾個重要設計結果的變化趨勢，對內螺紋管空氣預熱器的設計具有借鑒意義；其間還分析了內螺紋管與光管在設計時的不同之處；最後，初步分析了內螺紋管的優化設計問題，提出了一些建議。
  16. An improved algorithm has been developed according to the problems of the conventional algorithm for wellbore heat loss

    摘要針對井筒熱損失常規演算法存在的問題，設計了改進演算法。
  17. According to the main cause of the heat loss in the course of conveying and applying steam, the steam - piping system of southwest jiaotong university has been rebuilt by designing and installing pipe rightly, optimizing the heat - insulating material and its thickness, reasonably selecting drainage valve and reasonably reclaiming condensate, the steam exploitation efficiency has been improved

    根據蒸汽輸送、使用過程中熱損失的主要原因，利用管道的正確設計與安裝、優化的保溫材料和厚度、疏水閥的合理選擇及冷凝水的合理回收改造西南交大熱力管網，提高了蒸汽的利用效率。
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