氣化器預熱 的英文怎麼說

中文拼音 [qìhuàqìyùrè]
氣化器預熱 英文
carburetor preheat
  • 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 氣化 : pneumatolysis; gasifying; aerification; gasification; gasify; vaporization氣化爐 gasification fur...
  1. 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溫度的影響；然後對影響整個流場分佈的各種因素：包括分流板長度、厚度、偏離中心流道位置的偏離度、飛灰濃度、飛灰粒徑等因素進行數值模擬；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口、熱管空氣預熱器進口處的斷面速度場分佈、濃度場分佈，以論證加裝導流板能達到流場均勻化的作用。
  2. The new developments of htm station technique were introduced from the aspects such as changing the htm pipeline type in pet htm station, increasing the switch forms of steam atomization and compressed air atomization, increasing the steam generator, sending stripping tower off - gas to combination and using new material nd steel in air preheater

    摘要從改變聚酯熱媒站的熱媒爐熱媒管線形式、增加蒸汽霧化與壓縮空氣霧化的切換形式、增加蒸汽發生器、汽提塔尾氣送燒、空氣預熱器採用新型材質nd鋼等方面介紹熱媒站技術的新發展。
  3. This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed

    本文針對高溫環境下液化氣壓力容器的熱響應特性問題，結合交通部重點科技項目「液化氣體類危險品運輸安全預警系統的研究」和湖北省自然科學基金項目「液化氣容器爆炸機理研究及數值模擬」 ，對在火焰包圍下的液化氣壓力容器的溫度場分佈、強度計算、裂紋擴展預測以及爆炸事故機理等方面開展了多學科的交叉研究。
  4. Based on can bus, this thesis develops an innovational air preheater leakage control system, with pcs structure to fulfil the optimal control over system structure and the multi - signals transfer

    為了優化控制系統結構並解決系統中多種信號的傳遞問題，本課題以can總線為基礎，建立了fcs結構的新一代空氣預熱器密封間隙控制系統。
  5. The heated-air system provides rapid heating of the air entering the carburetor when the engine is cold.

    發動機處于冷態時，預熱空氣裝置能迅速提供熱的空氣進入化油器。
  6. Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    文摘:針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況，提出了若干技術改造措施包括，增大對流管表面積以增大對流段的熱負荷；增加輻射管的換熱面積；修正煙囪高度；換用新型燃燒器，變自然通風為強制供風，以增大燃燒器的發熱量，減小過剩空氣系數，節省燃料2 % 3 % ；在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度；採用高溫輻射塗料增強輻射換熱效果，從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。
  7. The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況，提出了若干技術改造措施包括，增大對流管表面積以增大對流段的熱負荷；增加輻射管的換熱面積；修正煙囪高度；換用新型燃燒器，變自然通風為強制供風，以增大燃燒器的發熱量，減小過剩空氣系數，節省燃料2 % 3 % ；在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度；採用高溫輻射塗料增強輻射換熱效果，從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。
  8. We select crm without coal as reference ; select semi - dynamic atmosphere to operate machine ; use the method fixing the temperature of hearth and that of sample holders when the analysis begins, which ensures the consistency of heating samples ; adopt the dta curve of " at - t " to analyzing crm heat, which decreases possible influences from the fluctuation of heating velocity ; draw conclusions that crm proportion and granularity influence the analysis little, but not crm moisture and coal species ; advise that there be a warm - up to the crm with much moisture before analysis and a modification to the crm with variable species of coal ; then obtain the feasible operation conditions and operation curve ( together with the curve function )

    選用白生料作標樣；選用準動態測定氣氛；採用恆定爐膛溫度（ 650 ）和固定支持器初始溫度（ 60 ）的方法，確保了樣品受熱過程的一致性；採用「 t ? ? t （時間） 」 dta曲線分析生料熱，減少了升溫速率的微弱變化對測定結果的可能影響；得出生料配比和細度對差熱儀測定結果影響小、生料水分和煤品種影響大的結論，並提出對大水分生料測定前要進行預熱處理、對不同品種煤的測定結果要進行修正的建議。最終，得到了差熱儀適宜的工況條件和工作曲線（及方程） 。
  9. In this article, constituting some the equations which reflect the flow law and building and applying many mathematical models of physical and chemical reactions in the the plasma ignition : applying k - two equations turbulence model to calculate the turbulence parameter supplying simplied reaction systerm model and applying eddy break - up model and p - i thermal radiation model. with these reasonable simplied modles, numerically simulating the flow field in the plasma ignition. during the numerical simulation, applying the body - fitted coordinates for the complex geometry of the computional field ; using the mixing format to disperse the equations ; applying simplec algorithm method to solve the equations ; using above models and methods, it can get flow field distribution ; including temperature, pressure, turbulent kinetic energy and its dissipation rate, turbulent viscosity, velocity, density. these results are significant to design and improve the plasma ignition

    本文旨在通過構造反映等離子點火器內部流動規律的基本方程組，建立描述等離子點火器內部的復雜物理化學過程機制數學模型：模擬等離子發生器內部燃燒的-雙方程湍流流動模型；模擬氣體燃料在燃燒時中化學反應的簡單化學反應系統模型；模擬等離子點火器內部湍流預混燃燒的漩渦破碎模型；模擬等離子點火器高溫燃氣及其壁面的p - i輻射換熱的模型等等，對模型進行一定的合理的簡化，然後數值模擬等離子點火器內部流場的流動。
  10. The company produces the carbon black by using the large - scale innovated reaction stove and using the on - line high temperature pre - heater and raw oil pre - heater to enhance the reaction conditions to improve the quality ; the company is equipped with the excellent wasted goods recycling system controlled by dcs to lift up the pass percentage which helps the whole technological level to reach to the advanced level at home ; in a addition, the critical equipments are imported from the us ; and the company keeps up the technical innovation like generating the electric power by utilizing the produced gas on the course of carbon black production with the effect as raw materials saved and the pollution minimized resulted as well

    炭黑生產工藝採用美國大陸炭技術，執行gb3778 - 2003標準，主要生產n220 n330 n660等系列的11個品種的濕法造粒炭黑，年生產能力60000噸。該項目採用大型新工藝夾套反應爐，利用在線高溫空氣預熱器和原料油預熱器，強化反應條件，提高產品質量。公司設有精製及廢品回收系統，提高成品的合格率。
  11. The type of heat transfer inside the pipes belongs to single - phase compulsive turbulent flow of inner pipe. inner trachea is a kind of special pipe compared by smooth pipe, which can strengthen heat transfer inside pipe

    空預器煙氣側的換熱類型是管內單相強迫紊流換熱，論文在查閱了相關文獻的基礎上，比較了幾種不同的管內強化換熱措施，在其中選擇內螺紋管代替光管，來改造管式空氣預熱器。
  12. 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。
  13. This system is utilized the programmable controller ( plc ) bearing of substitution rule ( the figure is apparent the form, writing instrument, individual loop controller, the hand is holded the utensil and is reached to assist the bearing unit and await ), achieve the 29mw ' s cycle stream of water warmhearted water boiler, oxygen remover, warmhearted net system control system together with monitoring voluntarily of electric section together with control being living, the rule to call off greats quantity displays the bearing in that system, boiler, oxygen remover, the warmhearted net operation is achieved crt and is supervised completely, manipulates personnel staff is living inner place the control cabin completely completees failure - free operation and trouble removal operation. the predictive target of putting ino production queen is the boiler, oxygen remover, the warmhearted net is achieved comprehensive self - regulation, moreover be able to be over a long period of time, steady secure operation

    本系統利用可編程式控制制器（ plc ）替代常規的儀表（數顯表、記錄儀、單迴路控制器、手操器及輔助儀表裝置等） ，實現29mw循環流化床熱水鍋爐、除氧器、熱網系統控制系統與電氣部分的自動監測與控制。在該系統中取消大量的常規顯示儀表，鍋爐、除氧器、熱網的運行實現crt全面監控，操作人員在控制室內全部完成正常運行及事故處理操作。投產后的預期目標是鍋爐、除氧器、熱網實現全面自動調節，並能長期、穩定、安全運行。
  14. This thesis focuses on the overall optimal design of pipe parts and head pipe exchanger. an example is also presented to stand for the typical heat pipe heat exchanger ( that is, head - pipe air pre - heater ). the specific details and methods are introduced in the integrated optimal design and the optimal selection for head pipe heat exchangers

    本課題就是要針對這一問題，對熱管元件及熱管換熱器整體優化設計進行研究，以氣- - -氣熱管換熱器中典型代表- - -熱管空氣預熱器為例，利用最優化理論，提出了對其進行整體優化設計的方法。
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