均勻燃燒 的英文怎麼說
中文拼音 [jūnyúnránshāo]
均勻燃燒
英文
homogeneous combustion- 均 : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
- 勻 : Ⅰ形容詞(均勻) even Ⅱ動詞1. (使均勻) even up; divide evenly 2. (分出一部分) spare
- 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...
- 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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The influence of inflow velocity, the baffle body height and the clapboard position on the flow velocity, flow equilibrium between the two sides of the clapboard, particle distribution, rich / lean concentration ratio and flow resistance characteristic are studied numerically
文章研究了來流速度,撞擊塊高度、隔板位置等因素對氣相速度場、隔板兩側配風均勻性、顆粒濃度、濃淡分離比和燃燒器內阻力特性的影響。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。Abstract for the foursquare - distribution direct current firing implement, the distributing evenness of its air quantity and powdered coal quantity is very important to the safe and economical operation of power plant boiler
在電站鍋爐的運行中,對於四角布置的直流燃燒器,其風量和煤粉量分配的均勻性對鍋爐安全和經濟運行有著重要意義。The activatory coal gangue powder ( acgp ), ground cement clinker and natural gypsum are mixed by different ratios to prepare blended cement specimens, and its mortar compressive strength performance, water usage for standard consistency, and flowability of mortar are investigated
摘要將經燃燒等過程進行活化處理的煤矸石細粉與磨至一定比表面積的水泥熟料及天然生石膏混合均勻,製成了活化謀矸石粉摻量比例不同的多組混合水泥,並對其膠砂強度性能、標準稠度用水量、膠砂流動度進行了實驗檢測。These concrete works are the following : 1, a new heterogonous shs model had been proposed, which first included all the relative materials characters, such as reactants particle sizes, changeable heat - conductivity and mass diffusion during shs and so on, and its chemical reaction characters, initial combustion status
具體工作如下: 1 、提出了微觀不均勻的燃燒介質模型,在此基礎上完成了對非均質燃燒模型數學化的研究,並提出了「燃燒基團」模式,解決了模型數學分析量大的難點。This new model made a more precise prediction about the shs combustion way and its technological characters possible. 2, with the heterogonous shs model, lots of combustion way had been imitated by change systems relative factors and the rule of the combustion way change had also been studied, chemical reaction in these systems was controlled by a single mechanism
在該模型中,首次將體系的微觀不均勻特性、體系的基本物性及燃燒過程中的化學反應機理與整體燃燒動力學行為聯系在一起,從而為更加準確地預測和控制shs體系的燃燒行為,優化shs的工藝過程奠定了理論基礎。Model ngf powder feeder with internal gate and leakproofness is a major pulverized coal feeding equipment in combustion system of power plant to feed coal into boiler continuously and evenly
Ngf型內啟閉無泄漏給粉機是火力發電廠鍋爐燃燒系統主要的給粉設備,能把煤粉連續、均勻地供給鍋爐燃燒系統。( 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。The security that the boiler burns depends on the stability of flame mainly, in order to avoid the emergence of the explosive incident of the boiler, the coal powder must be burnt steadily in the stove, if it is unstable to burn, temperature field is not even in the stove, light to cause thermal efficiency of boiler reduce greatly, cause to waste, heavy and easy to is it produce stove serious consequence to present
鍋爐燃燒的安全性主要取決於火焰的穩定性,為了避免鍋爐爆炸事件的發生,爐內煤粉必須穩定燃燒,如果燃燒不穩定,爐內溫度場不均勻,輕則導致鍋爐的熱效率極大地降低,造成浪費,重則容易出現爆爐等嚴重後果。In order to solve the problems effectively, under the auspices of 863 plan in china, the synthesis diagnosis has been carried by means of measuring and numerical imitating the combustion chamber of refining column, and some conclusions is such as : ( 1 ) through measuring the temperature and combustion in the burning chamber of the refining column, the result shows the temperature difference on the same level is more than that in height direction, and there is a few of co in bottom of burning chamber. ( 2 ) in order to ensure normal work of flue system in lead column in the course of zinc refining, theoretic calculation and measure about the flow resistance of exhaust gas are carried through. the results of study reveal that drawing out force of chimney is inadequate, which is mainly caused by illogicality of flue construction
在研究過程中,採取了現場實測和數值模擬手段對韶關冶煉廠鋅精餾鉛塔燃燒室及排煙系統進行了綜合診斷,具體結果包括如下: ( 1 )完成鋅精餾鉛塔燃燒室內溫度測試以及燃燒狀況的測試,結果發現:鉛塔燃燒室內水平方向的煙氣溫度並非均勻,而且其溫差比上下方向的溫差更大,以及鉛塔燃燒室尾部存在co未燃燼問題; ( 2 )為了保證鉛塔煙氣系統的正常工作,對煙道系統的阻力進行了理論計算及測試分析,結果發現:鋅精餾鉛塔煙氣系統中煙囪抽力不夠,這主要是煙道結構不合理所造成的。Production test of the production line is showed that anneal furnace combustion system with regenerative radiant - tube combustor compare with conventional radiant tube burner not only have superiorities on saving energy and environmental protection but also have advantages on temperature distribution and temperature control properties
生產線試生產的情況表明,退火爐燃燒系統使用蓄熱式輻射管燃燒器比使用常規輻射管燃燒器不僅在節能、環保方面具有優勢,而且在加熱均勻性和爐溫控制方面也有一定優越性。The integral method is adopted caculate and analyze to amf three - dimension distruction which is the structure of coil type four - pole and the structure of coil type double - pole and study the size of two kind of electrode structure axial magnetic flux density distribution and its fielduniformity. the finite - element method is used simulate that eddy current has effect on amf when contact tray of douple - pole amf structure is slotted or no
本文採用積分方法對本文設計的線圈式兩極縱向磁場觸頭結構和線圈式四級縱向磁場觸頭結構的縱向磁場三維分佈進行了計算分析。研究了電弧燃燒期間兩種觸頭結構縱向磁場強度的大小、均勻性,利用有限元法模擬線圈式兩極縱向磁場觸頭結構的觸頭盤開槽和不開槽時渦流對縱向磁場的影響。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。The thermal stress of ceramic regenerator resulting from its temperature difference and restricted extension and contraction has been calculated and analyzed, the result provides a theoretical basis for design and operation of high temperature air combustion system
對于由溫度分佈不均勻,陶瓷蓄熱體膨脹或收縮受限制而產生的熱應力進行了計算和分析,其結果為蓄熱式高風溫燃燒系統的設計及運行參數的選擇提供了理論依據。4. in order to further improve and raise storage, energy and combustion properties of boron - based fuel - rich solid propellant, while the present slurries of boron - based fuel - rich solid propellant can be cast and cured to form defect - free propellant grain, ap grading and metal fuels changing including variety and addition amount have been adjusted and investigated. the result shows that, after the adjustment, all the slurries can be cast to obtain structural perfect propellant grain which may be used to test various propellant properties
4 、為了使現有含硼推進劑的燃燒等性能進一步提高和改善,同時為了能使現有含硼推進劑藥漿澆鑄后得到結構完整性和均勻性更好的藥柱,在2 、 3研究的基礎上,對ap的級配、低燃點金屬燃燒劑的品種和加入量等進行了較深入的研究,結果表明:這些組分進行調節后的各藥漿的流平性變化均能滿足澆鑄要求,並製成能進行推進劑其它性能測試的小方坯。The optimized combustion chamber accelerates the transferring speed of the flame, prevent the deflagrating, even the heat transfer on the piston and lower the amount of the exhausting gas
優化設計的燃燒室,加快了燃燒過程中火焰的傳播速度,有效防止爆燃的產生,使活塞傳熱更加均勻,排放更低。Planar laser induced fluorescence ( plif ) and multi - dimensional cfd software was used to study the fuel - air mixing process in traditional combustion chamber and bump combustion chamber, the experimental and simulated result agree well in room condition. the fuel - air mixing process in high pressure and temperature in traditional and bump combustion chamber were compared. the result show that fuel and air can mix more quickly in bump combustion chamber than in traditional combustion chamber, fuel - air mixture in bump combustion chamber is more homogenous than in traditional chamber
進一步對高溫高壓下傳統燃燒室和bump燃燒室內燃油空氣混合好壞進行了對比研究,提出了衡量燃油與空氣混合好壞的三個指標,發現bump燃燒室內燃油能在更大的體積內與空氣混合, bump燃燒室內燃油比傳統燃燒室內燃油分佈相對更均勻, bump燃燒室內燃油濃度耗散率為傳統燃燒室內燃油耗散率2 . 8倍,能更快與空氣混合。Dense microstructure was detected in the pmzn piezoelectric ceramics with the sol - gel method synthesized pzt and the sol - self - combustion method synthesized pzt as matrix respectively, exhibiting homogeneous grain sizes less than 1 u m
而且採用溶膠-凝膠法和溶膠-自燃燒法合成的pzt為基體制備的pmzn壓電陶瓷具有完全的四方相鈣鈦礦結構、燒結緻密度較好、晶粒分佈均勻、平均粒徑在1 m以下。The last or main injection pulse is set around tdc. when the diesel spray impinging on the combustion wall, the bump around the combustion chamber wall can strip off the wall jet and form a secondary spray in combustion chamber, so the fuel and air can mix well and homogenous
在主噴射時刻,利用燃燒室壁面的bump迅速剝離壁面射流,在空間形成二次射流,二次射流進入燃燒室空間后,再一次與空氣混合,形成相對均勻的稀混合氣。" the carbon dioxide from fossil fuels is distributed pretty evenly around the globe and not concentrated in the arctic, so it does n ' t look like we can blame greenhouse gases for the overwhelming bulk of the northern hemisphere warming over the past 27 years, " christy said
然而,熱帶地區溫度在過去27年中僅僅升高了華氏0 . 3度。 「燃燒釋放的二氧化碳非常均勻地散布在全球,並非只集中在北極。所以過去27年間出現的北半球加速變暖的情況,好像並不能僅僅責怪溫室氣體。分享友人