煤氣燃燒爐 的英文怎麼說
中文拼音 [méiqìránshāolú]
煤氣燃燒爐
英文
gas fired furnace- 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...
- 燃 : 動詞1. (燃燒) burn 2. (引火點著) ignite; light
- 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...
- 煤氣 : coal gas; gas
- 燃燒 : (物質劇烈氧化而發光、發熱; 燒) burn; kindle; flame; set on fire; [化學] combustion; inflammation; ignition
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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。Research of maintenance policy based on the expected downtime of the system
煤粉鍋爐摻燒高爐煤氣對煤粉燃盡影響的研究With seven people dead and more than 150 people hospitalized with symptoms of carbon monoxide poisoning, the seattle times devoted the top half of its front page on dec. 20 to publishing an urgent warning in six languages : do not burn charcoal or use gasoline generators indoors, and do not use gas ovens to heat your homes
在一氧化碳中毒癥狀造成7人死亡、 150多人住院后,西雅圖時報12月20日以頭版上半版的版位,以6種語言刊出緊急警告:不要在室內燃燒木炭或使用汽油發電機,也不要開煤氣爐來使家裡變暖。The top - firing air and gas self - preheating hot blast stove adopts a patented burner and high blast temperature bypass flue
摘要頂燃式空氣、煤氣自身雙預熱熱風爐採用了頂燃式燃燒器熱風爐專利的燃燒器技術和高溫旁通煙道技術。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。But the temperature difference at the vertical direction in combustion chamber in lead column, that is said by operator, is over 60 ?. ( 2 ) according to the experiences in the practice, the second layer air and the second layer gas had a little effect of support burning, and the third air has little effect for combustion, and the power to drawing exhaust gas can only be adjusted in limited range. the problems, it is said above, restricted more advance of some kinds of technology and economy target in spelter refining in new jersey furnace
由於鋅精餾爐產量提高,一些問題開始暴露出來: ( 1 )燃燒室?舶要求溫度差不超過10 ,而從現場反映的情況來看,燃燒室上、中、下部溫度差已超過60 ; ( 2 )在生產實踐中,發現燃燒室第二層空氣、第二層煤氣作用甚小,第三層空氣失去助燃作用,廢氣出口的抽力可調范圍有限;以上這些問題在客觀上制約了精餾塔在鋅精煉中各項技術經濟指標的進一步提高。This utility model publicizes one kind of energy - saving heating stove belonging to heating stove technology, especially involving in a type of hot water energy - efficient heating stove, which mainly composed by the furnace body, the firebox, and the trough for releasing ash. on the furnace body is equipped with the hot water exportation, the cooling water inlet, the chimney, and the mouth for releasing ash. in the furnace body is equipped with the heater pipe, the thermal baffle, the furnace grate and the air throttle. in front part of the furnace body is equipped with the firebox door and the air throttle for entering. in front part of the trough for releasing ash is equipped with door. this energy - saving heating stove overcomes the deficiencies of the existing technology to provide good burn, smoke - free and dustlessness, and not to stop up the chimney and not to produce gas, which extremely suits to the households heating in rural areas
本實用新型公開了一種節能採暖爐,屬于採暖爐技術領域,尤其涉及一種熱水型節能採暖爐,主要由爐體、燃燒室、泄灰槽構成,爐體上設有熱水出口、冷水進口、煙筒、泄灰口,爐體內設有加熱管、隔熱板、爐箅子、內風門,爐體前部設有燃燒室門和進風門,泄灰槽前部設有泄灰槽門,本節能採暖爐克服了現有技術的不足提供了一種燃燒好、無煙無塵,不堵煙筒又沒煤氣的環保型節能採暖爐,非常適合於農村家庭採暖使用。With the coal gas producer furnace as heat resource, in low temperature burning, the sulfur dioxide and dust withdrawal is lower than the national standard. therefore under normal work condition, regardless of the boiler size all may achieve the smokeless running
採用煤氣發生爐做熱源,由於低溫燃燒,二氧化硫及煙塵的排放量低於國家標準,因此在正常工作狀態下,無論鍋爐大小都可以達到無煙化運行。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。There are two types furnace coal gas or dispersed coke, three fuel adding method : middle, left and right type, while 90obetween blasting direction and fuel adding direction should be kept ; it can also be collocated agilely in line with demand of the users
其燃燒爐有兩種爐型燃煤氣或碎焦炭加燃料的方式分正左右三種,但是鼓風方向始終與加燃料的方向呈90After 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。In an igcc system coal is not burned but rather partially oxidized ( reacted with limited quantities of oxygen from an air separation plant, and with steam ) at high pressure in a gasifier
在igcc系統則不燃燒煤,而是讓煤在與空氣隔絕的高壓氣化爐中,與有限的氧氣和蒸汽一同作用,進行部份氧化。Researching and application of converter and blast furnace gas mixing combustion in rolling heating furnace
混合燃燒器在石灰回轉窯摻燒高爐煤氣的應用By virtue of the experiments carried out on the modified pilot - scale biomass gasification system, the temperature field in the gasifier is made explicit. and also some principles about how the temperature, feedstock and extraction mode exert influences on heat value and production rate of gas are attained. in addition, some tentative tests of tar cracking and thermodynamic characteristics of biomass gas burner have been performed, which are that indispensable to design and operation of biomass gasification demonstration project
接著,通過對生物質中熱值氣化中試試驗系統的多次改造和反復試驗,了解了氣化爐內溫度場分佈,得出了溫度、物料、抽氣方式等因素對生物質熱解氣的成分、熱值和產氣率影響的一些基本規律,並進行了初步的焦油催化裂解試驗和煤氣燃燒器的熱力特性、燃燒特性試驗,為面向工程應用的集中供氣示範項目提供了必要的設計和運行依據。First, the use producer gas generator may enhance the thermal efficiency, also the coal burning full, may reduce the energy to disappear, with direct coal - burning, may reduce disappears 20 - 40otranslation
首先,使用煤氣發生爐可以提高效率,且煤燃燒充分,可降低能源消耗,與直接燃煤相比,可降低消耗20 - 40 。This paper introduces the analysis of feasibility, using effect of the gas & coal mixing combustion replaced coal boiler
摘要介紹燃煤鍋爐改造成煤、氣混燒鍋爐的使用效果和可行性分析。Main products of the company include coal - water fluid boiler, coal - water fluid / oil / gas burner, steam boiler, hot water boiler, vacuum hot water boiler, heat carrier furnace, fluid handling equipment, reaction pot, fermentation tank, heat exchanger, grade br1 pressure vessel and boiler auxiliary equipment and accessories, etc
主要產品有:水煤漿專用鍋爐、水煤漿/油/氣燃燒器、蒸汽鍋爐、熱水鍋爐、真空熱水鍋爐、熱載體爐、流體裝卸設備、反應釜、發酵罐、熱交換器、 br級壓力容器,鍋爐輔機及配件等。Three types of combustion furnaces ( gas, coke and oil ) and three directions in fuel adding ( middle, left and right ) will meet any of your economic and practical consideration
三種類型的燃燒爐(煤氣,焦炭和石油)和三個燃料添加方向(中,左和右)將滿足你的任何經濟和現實的要求On the base of the study of dense gas - solid flow, we make full - scale numerical simulation on the combustion and pollutant emission processes of the 75t / h circulating fluidized bed ( cfb ) which is developed by our institute. we draw the conclusion on the characteristics of flow field, particle track, temperature profiles and species profiles. we also study the characteristics of coal combustion and nox formation and the interactive influence between them
在對高濃度氣固兩相流動的系統研究基礎上,針對我們熱能所研製開發的75t h循環流化床熱電氣三聯供裝置,首次對于流化床燃燒爐內的燃燒和污染物排放進行了較全面的數值模擬,得出了爐內的流場、顆粒軌跡場、溫度場和組份場,研究了煤粉燃燒特性和氮氧化物的排放特性以及影響它們的因素。分享友人