煤氣燒結 的英文怎麼說

中文拼音 [méiqìshāojiē]
煤氣燒結 英文
gas sintering
  • 煤 : 名詞（黑色固體礦物） coal
  • 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...
  • 燒 : Ⅰ動詞1 （使東西著火） burn 2 （加熱或接觸某些化學藥品、放射性物質等使物體起變化） cook; bake; hea...
  • 結 : 結動詞（長出果實或種子） bear （fruit）; form （seed）
  • 煤氣 : coal gas; gas
  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. Widely employed in coal mine, downhole coal bunker, coal washery, cement factory, foundary, thermal power plant, sintering plant coal gas factory, fertilizer plant, chemicals plant, aluminium plant, alkali factory, steel works, coking plant, pharmaceutical factory, mine, dock, foodstuff, and feedings process works, concrete process, etc. with bunker, hopper, transmitting pipeline and drawshaft

    廣泛用於煤礦、及井下煤倉、洗煤廠、水泥廠、鑄造廠、火力發電廠、燒結廠、煤氣廠、化肥廠、化工廠、鋁廠、制堿廠、鋼鐵廠、焦化廠、制藥廠、礦山、碼頭、糧食、飼料加工廠、混凝土加工廠等擁有料倉、料斗、輸送管道和礦山溜井的廠礦企業。
  3. This paper describes the structure, technical features and technical requirements of manufacture of a gasification stove with four contraposition burners on side walls, expatiates on its manufacturing process, key techniques and quality guarantee measures such as barrel formation, machining, assembly welding, heat treatment, subassembly secondary machining and precision detection

    摘要氣化爐是煤化工的核心設備，大慶油田金屬結構廠與哈爾濱鍋爐廠合作，為某大型石化企業製造了一臺側壁4個燒嘴對置式新型氣化爐，該氣化爐是目前國內同類產品中最大的氣化爐。
  4. Moreover, the system of powdered coal conveying with primary air is the most important tache, whether the distribution of primary air is even or not directly relates to whether the distribution of powdered coal is even or not in all firing implement and nozzles, sequentially directly relates to whether it is hard to take fire, whether the fire is stable, whether there is coking and how about the heat efficiency of the boiler, hi addition, if there is jamming and deflagrate in the system of powdered coal conveying with primary air, severe safety accident can be resulted

    良好的煤粉配風是建立合理的爐內空氣動力工況和穩定燃燒的必要條件。而其中一次熱風送粉系統又是最重要的一個環節，一次風配風是否均勻直接關繫到煤粉在各燃燒器和各噴嘴中的分佈是否均勻，從而直接關繫到著火是否困難、火焰是否穩定、局部是否結焦以及鍋爐的熱效率高低。若一次風送粉系統發生堵塞和煤粉爆燃則可能引發嚴重的安全事故。
  5. 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，爐膛出口超溫、低溫段過熱器前煙溫高達936 ，遠遠超過815的設計值；噴燃器四周水冷壁結焦嚴重，過熱器管壁溫度超標，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進行了分析研究。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、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況，從而影響爐內的傳熱和燃燒，造成爐膛出口超溫、水冷壁結渣等問題。
  6. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點，提出多變量協調控制方案，解決了系統可控性差，難以實現穩定自動運行的問題；在此基礎上，改變以往以煙氣含氧量控制送風的傳統模式，針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重，煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題，應用智能控制理論中的模糊控制技術，結合自尋最優控制的思想，設計了一種模糊自尋優控制器，應用在電站鍋爐送風控制系統上，並闡述了動靜態兩種實現途徑，通過在線優化風煤配比，實現最佳經濟燃燒，切實保障了鍋爐的經濟運行。
  7. In the condition of high combustion temperature, coal minerals are first decomposed and gasified, and when plume is cooling, they can form lots of submicron particles though nucleation, condensation and agglomeration

    在燃燒的高溫條件下，煤中的礦物質首選經歷熱分解和氣化，當煙氣冷卻時，它們經過冷凝成核、凝結和團聚等作用，形成大量細粒子。
  8. ( 3 ) the result of imitating shows that the distribution of temperature look like triangle at present, the cause of temperature asymmetry is the mistake ratio of gas and air in the same vertical direction, the direction to improve on is by adjustment to distribute reasonably gas in different height and uniformly gas in same level

    （ 3 ）模擬結果展現了目前鉛塔燃燒室溫度呈三角形分佈，並揭示了造成這種不均勻分佈的根本原因是空氣、煤氣在同一垂直方向的不匹配。並指出了改進方向是通過調整，使煤氣2002年工程碩士畢業論文摘要在高度方向的名迢群引配、以及在水平方向均勻分佈。
  9. The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment

    計算中通量項採用ausm +通量分裂格式，氫反應流場採用氫/空氣的七組元八方程模型和七組元七方程模型，碳氫反應流場採用甲烷的九組元五方程模型、乙烯的十組元十方程模型和煤油的十組元十三方程模型，得出了超燃發動機燃燒室流場的速度、馬赫數、壓力、靜溫、總溫和組元質量分數分佈及燃燒效率等性能參數，其中氫和甲烷的計算壓力分佈與實驗結果進行了比較。
  10. The integrated use of the products, chairman and general manager mengqiangzhong invention of anti - gas - burning of environmental protection and energy saving boiler, furnace - burning structure, the electromagnetic valve control, electromagnetic switch control circuits, the new dust remover high pressure and high temperature oven door closed six patents

    該產品綜合運用了公司董事長兼總經理孟慶忠發明的反燒式煤氣化環保節能鍋爐、爐膛反燒結構、電磁控制閥、電磁開關控制電路、新型脫硫除塵器和高溫高壓密封爐門六項專利技術。
  11. Having become more and more acid - often a consequence of increased sulphur concentration in the atmosphere stemming from coal fired power plants and other industrial off - gases - the

    酸性越來越濃通常是燒煤的發電站和其它工業廢氣使空氣中的硫份濃度不斷增長的結果在這些地區
  12. This paper is subject to national emphasized groundwork research item named conception validation about the new process of coal translation and optimization integration of the process, and it focuses on the research of the monitoring and controlling system of circulation fluidized bed ( cfb ) multi - generation test - bed according to the test - bed project of zhejian university institute of thermal power engineering cfb multi - generation system combining combustion & gasification test - bed, while considering an utilizing advanced technology and experience domestically and abroad

    本課題從屬于國家重點基礎研究規劃項目一煤轉化新過程概念驗證及過程的優化集成課題，結合浙江大學熱能工程研究所循環流化床燃燒氣化熱電氣多聯產試驗臺，根據試驗臺的實際情況，借鑒國內外的先進技術和經驗，對循環流化床多聯產試驗臺的計算機監控系統應用進行了深入的研究。
  13. Abstract : abstract according to the testing results in the shaft furnace, the problems of pellets roasting and heat transferring in the furnace caused by using bf gas were analyzed, and some countermeasures for reformation were proposed

    文摘:根據球團豎爐工業測試結果，從焙燒制度和熱工制度等方面分析了用高爐煤氣作燃料的豎爐存在的問題，提出了球團豎爐強化焙燒的方向。
  14. The results indicate that the regenerative ladle baking with high temperature air combustion techniquecan speed up ladle heating rate and increase the temperature uniformity of lining

    結果表明，採用助燃空氣煤氣雙預熱的蓄熱式燃燒技術能夠有效地提高鋼包的烘烤速度和加熱均勻性；氣體預熱溫度越高，包襯終點溫度越高，溫度均勻性也越好。
  15. These results show that since the existent defects of combustion device structure and its hypothetical circle of contact, these make a poor primary and secondary wind rigidity in operation and a too big actual circle of contact. in addition, the coal used is extreme prone to burn and reside in boiler. under such a condition, the coal powder ignites earlier in a short time and short distance when it leave the jet - combustioning device, and splashes the water cooler, eventually this results in a burned coal residue in boiler

    針對宏偉熱電廠410t / h燃煤鍋爐嚴重結渣問題，對燃煤的結渣性、爐內溫度工況及空氣動力工況等進行實驗研究，由於燃燒器結構和假想切圓選擇的缺陷，使得鍋爐在正常運行時，一、二次風剛性較差，實際切圓過大，加上目前燃用煤質屬于極易燃、易結渣煤質，致使煤粉在離開噴燃器很短的時間、較短的距離內開始著火，並沖刷水冷壁，最終造成爐膛結渣。
  16. Sulfur dioxide, emitted by the industrial production and domestic burning fuel, and nitrogen oxides, emitted by the car exhausts and burning petrol are absorbed by the rain, forming larger raindrops, and falling on the ground. this is called acid rain. the main fuel in china is coal, which emits mainly sulfur dioxide, so the acid rain in china is sulfuric acid type of acid rain

    工業生產民用生活燃燒煤炭排放出來的二氧化硫，燃燒石油以及汽車尾氣排放出來的氮氧化物，經過雲內成雨過程，即水氣凝結在硫酸根硝酸根等凝結核上，發生液相氧化反應，形成硫酸雨滴在下降過程中不斷合併吸附沖刷其它含酸雨滴和含酸氣體，形成較大雨滴，最後降落在地面上，形成了酸雨。
  17. The paper systematically introduces the evaporation, nucleation, condensation and agglomeration of mineral and trace element in pulverized coal combustion and analyzes the research review of the formation of submicron particles

    本文系統的綜述了煤燃燒過程中礦物質和痕量元素的氣化、冷凝成核、表面凝結、團聚的機理、模擬和預測方法以及細粒子形成機理的研究進展。
  18. In order to save oil for ignition and raise cyclic operation capability of utility boilers, eih for oil - free ignition and stable combustion is adopted to de ? gn the burner and experimental system in this thesis

    本文根據煤粉氣流的著火理論，針對火電廠節約點火用油和提高調峰能力，採用了電磁感應加熱無油直接點火與穩燃技術設計燃燒器結構和實驗系統。
  19. Experiment adopts a series of technology, such as expansion technology, solid burning technology, mullite crystallizing technology and anti - clarifying technology etc. through orthogonal optimized proportion and suitable accelerated burning test, experiment has successfully produced high strength and performance fly ash lightweight aggregate

    研究中，採用了膨脹技術、固相燒結技術、莫來石晶化技術和反澄清保氣技術。通過配合比正交優化和適宜的快速焙燒實驗，燒制出了輕質、高強、低吸水率的優質粉煤灰輕集料。
  20. Coal partial gasification combined cycle generation is a kind of technology combined coal gasification and fluidized - bed combustion, which is fit for the situation of our country

    煤部分氣化聯合循環發電系統是一種把煤氣化技術和流化床燃燒技術結合起來的適合我國國情的聯合循環發電技術。
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