進口溫度影響 的英文怎麼說

中文拼音 [jìnkǒuwēnyǐngxiǎng]
進口溫度影響 英文
effect of inlet temperature
  • : 進構詞成分。
  • : Ⅰ名詞1 (人或動物進飲食的器官; 嘴) mouth 2 (容器通外面的地方) mouth; rim 3 (出入通過的地方) ...
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞1 (物體擋住光線后映出的形象) shadow 2 (鏡中、水面等反映出來的物體形象) reflection; image...
  • 進口 : 1 (船隻進港) enter port; sail into a port2 (外貿進口) import3 (入口) entrance; [機械工程] i...
  • 溫度 : [物理學] temperature
  1. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結構特點行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入參數對蒸發器動態特性的即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣和霜厚分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  2. The thesis focuses on the development of the dynamic simulation model of evaporators, the accomplishment of the stable and dynamic simulation of the parameters of cryogen - side, air - side and how to carry out dynamic simulation on the refrigerating effect of evaporators under different evaporating temperature and the realization of the analyses and calculations of the main parameters, such as, the wind speed of air - side and specific humidity etc, which affect the function of evaporators

    本文重點是對蒸發器建立動態模擬模型,並對製冷劑側和空氣側參數行穩態和動態模擬,同時對蒸發器在不同蒸發下的製冷量行了動態模擬,而且對蒸發器性能的主要參數(空氣側入風速、入含濕量等)行了分析和計算。
  3. Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution

    在此基礎上模擬在冬夏兩季不同情況下,不同流速對熱管空氣預熱器壁面;然後對整個流場分佈的各種因素:包括分流板長、厚、偏離中心流道位置的偏離、飛灰濃、飛灰粒徑等因素行數值模擬;最後提出在分流煙道轉彎處加裝導流板,並模擬加裝導流板后的流場分佈,得到下級空氣預熱器出、熱管空氣預熱器處的斷面速場分佈、濃場分佈,以論證加裝導流板能達到流場均勻化的作用。
  4. Also the theoretical basis of the method have been checked through simple deducing simulation and the influences of various physical parameters on the method have been studied. it is shown that the method is theoretically reliable for the production oil wells without very high production rate and is more suitable in field production for oil wells ( i ) in area with bigger geothermal gradient ; ( ii ) producing fluids ( oil and water ) with distinguish thermal characteristics ; ( iii ) producing oil with lower heat capacity or water with higher heat capacity ; ( iv ) with good surface measurement accuracy, as well as the method h as certain requirements on the accuracy of the temperature and flowmeter logs sensors

    就該產出剖面方法的理論基礎行了簡單的正演模擬和可能該方法的各項物理參數行了全面的考察,結果表明,該方法對于非高產的生產油井來說在理論上是可靠的,在實際生產中適合於( 1 ) 、油井所在地區地較大的油井; ( 2 ) 、油水熱特性差別較大的油井; ( 3 ) 、油比熱容值偏低水比熱容值偏高的油井; ( 4 ) 、井計量精較高的油井,並且對井測井和流量測井的傳感性精有一定的要求。
  5. The imported transparent glaze fired at lower temperature was analysed semi - quantitatively by adopting emission spectroscope. the stripping of lead and cadmium from this transparent glaze fired at lower temperature in ceramic product was determined by atomic absorption spectroscope. the effect of chemical composition on the stripping of lead and cadmium was analysed. upon the author s opinion, the overproof lead stripping from the imported transparent glaze fired at lower temperature can only be settled by adopting lead - free glaze instead of adopting low - lead prescription. the author succeeded in developing an excellent lead - free transparent glaze fired at the lower temperature of 1000 1050. the success is based on an inquiry into the feasibility of using such new agents of fusion as li2o and sro in replacement of pbo ; and on a study of the effects of the contents of sio2 , al2o3 , b2o3and other metallic oxides on such performances of glaze as coefficient of linear expansion, fusion temperature and transparency. it is also based on an analysis of coefficient of linear expansion of blank and glaze on an analysis of coefficient of linear expansion of blank and glaze on their correlation ; and on a study of technology for preparing glaze

    採用發射光譜儀對透明釉行半定量分析,並用原子吸收光譜儀測定其陶瓷製品的鉛、鎘的溶出量,分析化學成分對鉛、鎘溶出量的.結果表明,透明釉採用低鉛配方不能解決鉛溶出量的超標問題,只有採用無鉛釉才能解決.探討用氧化鋰和氧化鍶等新型熔劑完全代替氧化鉛的工藝,研究釉料中氧化硅、氧化鋁、氧化硼和各種金屬氧化物的含量,對釉的線膨脹系數、熔融和透明等性能的.分析坯料、釉料的線膨脹系數及其相互關系和釉料制備的工藝,研製出優質的1000 1050低無鉛透明釉
  6. This paper introduces the property requirements on insulating varnish and some technical indicators of import varnishes used in electronic transformer, discusses the effects of baking temperature, baking time, dry capability, impregnation process of varnish on the noise, rustiness box craze, insulating tape bond failure which occurred in electronic transformer

    摘要介紹了電子變壓器用絕緣浸漬漆的性能要求,介紹了一些絕緣浸漬漆的性能指標,分析討論了漆的烘烤、時間、乾燥性、浸漬工藝對電子變壓器的噪聲、生銹、外殼爆裂、絕緣膠帶脫開的,討論了絕緣漆在應用中的環保問題。
  7. This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation

    本文針對該鍋爐在實際運行中存在的問題:在額定負荷下,爐膛出、低段過熱器前煙高達936 ,遠遠超過815的設計值;噴燃器四周水冷壁結焦嚴重,過熱器管壁超標,無法帶上額定負荷;甚至有時因燃煤質量的變化,必須投油助燃的嚴重情況行了分析研究。在實際生產過程中,燃燒器的結構、布置,水冷壁的粘污、結垢,過剩空氣系數、一次風、煤種及其濃變化等許多因素都會偏離鍋爐的設計工況,從而爐內的傳熱和燃燒,造成爐膛出、水冷壁結渣等問題。
  8. In this paper, the sensibility analysis of the factors affecting the temperature in well bore is relatively systematically made by using a large number of the data calculated with the borehole flow and heat transfer 3 ? d numerical model proposed by the author. the study shows that the thermophysical parameters of the drilling fluid and formation, etc. and the entrance temperature and circulating capacity, etc. of drilling fluid have a greater influence on the temperature in well bore. therefore, accurately mastering the thermophysical parameter values of penetrated formation and drilling fluid in well bore, considering the influence of the temperature and pressure on thermophysical parameters and accurately measuring such parameters as entrance temperature and discharge capacity of drilling fluid, etc. are of utmost importance for accurately simulating the temperature in well bore

    利用由作者提出的井內流動和傳熱的三維數值模型計算所得的大量數據,文章對井內的諸多因素行了較系統的敏感性分析,研究表明:鉆井液和地層等的熱物理參數以及鉆井液的入、循環排量等對井內有較大,因此,準確掌握所鉆地區地層和井內鉆井液的熱物理參數值,考慮壓力對熱物理參數的,準確測量鉆井液的入、排量等參數值,對于井內的準確模擬至關重要。
  9. Through the research work of this article, it is shown that cfd technology can efficeintly instruct the design of indoor air distribution and evaluate indoor air quality and ventilating effect ; the distribution of heat sources have great impact on indoor air distribution ; under variable air volume condition, the indoor temperature and velocity fields are quite even and the thermo - environment is relatively good when using diffusers with coanda effect such as square diffuser and slot diffuser to supply air

    經過本文研究發現,利用cfd技術可以有效地對空調室內氣流組織設計行指導,全面對室內空氣品質和通風效果行評價。熱源分佈對于空調室內的氣流組織具有極其重大的。在變風量條件下,利用具有良好貼附效應的送風如方型散流器和條縫風送風,空調室內的場和速場較均勻,室內的熱環境良好。
  10. Influence of inlet temperature of cold media on ice - forming processes outside pipes

    冷媒對管外結冰過程的
  11. The equilibrium working temperature of the gasifier and the composition of the outlet syngas ( short for synthesis gas ) at this temperature were calculated by solving the chemical equilibrium and the energy equilibrium equations. the analysis was used to study the effect of gasifying agent mixture ratio on the outlet syngas composition, the cold gas efficiency, the thermal efficiency and the exergy efficiency. the optimum o2 / coal ratio was found for a reasonable vapor / coal ratio ( the vapor / coal ratio had little effect on the efficiencies ) for various kinds of coal to maximum the thermal efficiency and the exergy efficiency

    通過化學平衡和熱量平衡方法求解氣化爐平衡工作以及該下的出煤氣成分,研究了氣化爐氣化劑配比對出煤氣成分、冷煤氣效率、熱效率及火用效率的,指出熱效率、火用效率最優情況下適應于各煤種的最優氧煤比以及合理的水蒸汽耗量,為多聯產系統的設計優化提供參考。
  12. 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、氣固和床層壓力損失.計算結果表明,高熱氣對移動床顆粒料層的熱滲透主要發生在滲流入端區域,增大入滲流速以及減小床層物料下移速將導致物料沿床高慢速下降,熱滲透深擴大,熱滲透作用區域內的物料水平提高.在熱滲透作用區域,孔隙率對流場和壓力損失有很大的.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
  13. Effects of different fuel - air ratios and different geometric parameters of dual - stage swirler ( such as inner diameters of the primary swirl and secondary swirl passages, outer diameters of the secondary swirl passages, vane angle of the primary and secondary swirler, the distance of the flare exit from throat etc ) on combustion performances are studied experimentally. the experimental results show that radial profiles of the outlet gas temperature 、 combustion efficiency 、 emissions of co2 、 co and nox and lean blowout are affected with different degrees by the different geometric parameters of dual - stage swirler and the arrangement of primary holes

    在不同油氣比下,不同的雙級旋流器幾何參數(例如:一級與二級旋流器出內徑d 、葉片安裝角、二級旋流器出外徑d 、二級旋流器的喉道到出截面的距離l和喉道前後的圓弧半徑r以及主燃孔孔布局等)對單頭部環形燃燒室的出分佈、燃燒效率、貧油熄火油氣比以及污染物( co _ 2 、 co和nox )排放等燃燒性能的規律行了研究。
  14. Furthermore, the impacts of the geometric dimensions of the coils, the inlet temperature and the flow velocity of the secondary fluid on the charge / discharge modes were discussed. a comparison of the total freeze - up and the partial freeze - up has also been made

    研究了載冷劑、流速和盤管材料的熱導率對蓄冰盤管傳熱性能的,並對完全凍結方式和不完全凍結方式的結冰和融冰過程作了比較。
  15. The effects of the flow rate, the inlet temperature, the inlet concentration and the system pressure, the temperature of cooling wall and the radius on the features of condensation process with binary ( tfe / nmp ) vapor were gained

    同時,也得出了流量、、體系壓力、冷卻壁和管徑等參數對垂直管內部分膜狀冷凝過程參數分佈的規律。
  16. Fresh inlet temperature range which satisfies given error limits is achieved, and the effect of instrumentation precision on accuracy of test results is analyzed by calculating and analyzing uncertainties of sensible effectiveness tests

    通過對顯熱效率測試的不確定的計算與分析,得出了滿足給定誤差限的新風范圍,並分析了儀表精對測試結果準確
  17. The experimental results showed that : in the summer operating mode, the refrigerating capacity and coefficient of performance of the system decreased with the increase of the temperature difference between supply and return ground - water and the water supply temperature ; in the winter operating mode, the refrigerating capacity and coefficient of performance of the system increased with the decrease of the temperature difference between supply and return ground - water and the increase of the water supply temperature. it also showed that, change the are of heat exchanger has great influence of refrigeration system

    本課題通過實驗測試井水差以及在不同差下換熱器面積匹配對系統性能的。實驗結果表明,夏季工況下,隨著井水的升高,差的增大,系統製冷量減小,機組cop降低,系統運行性能惡化。冬季工況下,隨著井水的升高,差的減小,系統的制熱量增加,機組cop提高,系統運行性能優化。
  18. The influence of the temperature of durene solution, the height from airway nozzle to liquid level, the temperature and feed rate of air on the vapor phase concentration of durene were studied with the self - made adjustor

    摘要利用自製的高熔點物料氣相濃調控儀,研究了均四甲苯溶液的、導氣管管距離均四甲苯液面的高、空氣料量等對均四甲苯氣相濃
  19. The following is the experimental investigations on solidification process of stearic acid. the influences which the inlet temperature and reynolds number of the cooling water have on the solidification process are presented. figures that display how heat flux change versus time has been drawn and analyzed

    然後是硬脂酸凝固問題的實驗研究,分析了換熱流體、換熱流體re數大小對凝固過程的,繪制了凝固過程中熱流密變化曲線,比較了螺旋肋肋寬對強化傳熱效果的
  20. 4 ) three - dimensional nonlinear analysis of the bottom outlet of the xiao wan arch dam is presented using sub - model techniques. the structural characteristics and failure mechanism of the bottom outlet, under loading of concrete deadweight, hydraulic pressure, internal water pressure and temperature are studied. it is shown that the meshing of the structure becomes easy and the computing time is reduced by using sub - modeling method

    4 )對小灣拱壩的1 ~ #底孔行了三維非線性分析,研究了孔在壩體自重、庫水壓力、孔內水壓力和庫水等作用下的孔應力分佈、混凝土開裂、裂縫發展規律以及配筋對孔開裂和裂縫擴展的
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