空氣燃燒比 的英文怎麼說
中文拼音 [kōngqìránshāobǐ]
空氣燃燒比
英文
airfuel ratio- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 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...
- 比 : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
- 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
- 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Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine
選擇了等比例長孔式混合器控制空燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控目標,對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節;通過空燃比的合理控制,直接改善發動機的動力性、經濟和排放指標;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。The ratio of air to fuel for which perfect combustion takes place is called stoichiometry.
實現完全燃燒時的空氣和燃燒的比率稱為化學當量比。It could intensify and control the hot coal gas to have stable combustion by regulating the physical mixed process of hot coal gas and combustion - supporting air. furthermore, it designs and develops the dgr type flame adjustable combustion equipment, suitable for the combustion of hot coal gas and it has the advantages of high combustion efficiency, high turndown ratio, safe and reliable operation. it has obtained the national patent
可以通過調節熱煤氣與助燃空氣的物理混合過程來強化和控制熱煤氣的穩定燃燒,並設計研製了一套適于熱煤氣燃燒的dgr型火焰可調式燃燒裝置,燃燒效率高,調節比大,運行操作安全可靠,已獲得國家專利。This paper facous on the micro - computer control of the burning furnace system. taking to meet the requirements of the user ' s as basis, it is designed about computer in hardware and software it brings forward a scheme of intelligent & fuzzy - control based on 8098 single - chip micro - computer to get the best proportion of fuel oil and burning air, to realize the auto - contral of the temperature of flue gas in or out the burning furnace. so the accurate efficiency is received, this can ensure the ahf unit having a high production and low costs and energy
在控制上以滿足新爐型的設計要求為基礎,進行了微機控制的硬體與軟體開發,提出了採用8098單片機進行模糊智能控制的設計方案,實現了燃料油與燃燒空氣最佳比例控制、燃燒爐出口煙氣溫度控制、燃燒爐進口煙氣溫度控制和安全聯鎖報警控制,提高了燃燒爐出口溫度的控制精度和燃料使用效率,為整個裝置提高產量和降低消耗提供可靠的保證。Gas air ratio controls for gas burners and gas burning appliances - electronic types
氣體燃燒器和燃氣裝置用燃氣空氣比率控制裝置.電子型Abstract : the air / fuel ratio control scheme in common use of boiler auto - burning system is introduced summary. two kinds of scheme improved to obtain the best air / fuel ratio and to raise dynamic characteristic are analyzed in particular. further how to correct measures on air / fuel ratio when changing boiler load and fuel composition is proposed and analyzed
文摘:對鍋爐自動燃燒系統中空氣/燃料比控制的常用方案進行了簡要介紹,著重分析了兩種為獲取最佳空氣/燃料比和提高控制系統動態特性而採取的改進方案,並針對鍋爐負荷變化和燃料特性改變對燃燒狀況的影響,進一步對空氣/燃料比的修正措施進行了分析與探討,提出了綜合修正方案。The surface fire and bottom fire apply separate burning poles, the gas and air is mixed in certain proportion and feeding into the burning pipe by fan
面火,底火各用一根獨立的燃燒棒,利用風機把燃氣、空氣按適當比例混合後送入燃燒管內。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。A new method is put forward on thermodynamics combustion model to make imitating research on egr - a software is made to calculate the amount of no from the gasoline by connecting with the practical condition in our country, starting with thermodynamics and experiment at the same time make a system research to influence by the exhaust gas returning system on the gasoline, such as exhaust gas, fuel economy, and power, finally a new thought is afforded for optimizing all the egr parameter in chapter 6
第五章採用上述診斷和預測模型對bj492q發動機進行了模擬計算和實驗研究,並探討了點火提前角、殘余廢氣系數、燃空比、壓縮比和火花塞位置對發動機性能的影響。第六章提出了基於熱力學燃燒模型對egr進行數值模擬的方法,系統地研究了車用汽油機加裝egr系統后對排放、油耗、功率的影響,並結合排放標準。提出了egr參數的全局優化的新思路。With fast development of our country " s gas industry and air ' s increasingly serious contamination in city, using gas instead of coal and supplying energy in high efficiency and cleanliness has become necessary way in city. there are different problems in the current heating ( air conditioning ) systems. in the cogeneration system, heat and power affect each other, heating - pump heating ( aie conditioning ) system can not satisfy the peak load very well, the cost of gas fuel in boilor heating sestem is so high. the high generating efficiency of the diesel - engine two - sourse heating ( air conditioning ) systems is limited in range of 100kw - 1000kw, the heating scope is so limited. combined cycle of two sourse heating ( air conditioning ) system is most suitable selection to buesness community with big scope my paper aim at this syetem ' s primary question when it is applied in our country - - - - bringing project into execution and technology economy feasibility and off - design performence, combined with a certain demonstrating project in beijing buesness community, going along with calculating and analyzing, drawing out some efficient datas and conclusions, based on this, bringing out primary alements affecting combined cycle of two sourse heating ( air conditioning ) system " economics
熱電聯產系統熱電相互牽連,熱泵供暖(空調)系統不容易很好地滿足尖峰負荷,鍋爐供暖系統供熱中天然氣燃料構成的成本過高,內燃機雙源供暖(空調)系統的高發電效率僅限於100kw - 1000kw負荷范圍,供熱面積有限。對于大面積的商業園區、居民小區,燃燒天然氣的燃氣-蒸汽聯合循環雙源供暖(空調)系統是最佳選擇之一。本論文針對該系統在我國應用時的主要問題- - -方案的技術實施與技術經濟可行性,結合北京某一商業園區示範工程,進行了系統的計算與分析,得到了有效的數據與結論,在此基礎上,提出影響聯合循環雙源供暖(空調)系統經濟性的主要因素,並進行敏感性分析,得出有益的結論;最後通過各種供暖方案的比較分析回答了某些人對該系統的疑慮和不解,並指出系統的優化方向。Gas air ratio controls for gas burners and gas burning appliances - part 1 : pneumatic types ; german version en 12067 - 1 : 1998
氣體燃燒爐和氣體燃燒裝置的氣體空氣混合比控制調節The advantages of hcci are numerous comparing with the traditional engine. relative to si gasoline engines, hcci engines are more efficient, because they have no elimination of throttling losses, use the high compression ratios and have shorter combustion duration. relative to cidi engines, hcci engines have extraordinarily lower emissions of pm and nox and can offer more power as high as cidi engines with the dilute homogeneous air and fuel mixture
與傳統的發動機相比均質壓燃( hcci )具有很多優勢:與火花點火汽油機相比, hcci發動機由於沒有節流損失,壓縮比較高,燃燒持續期短,其效率更高;與直噴柴油機相比, hcci發動機的碳煙和氮氧化物排放非常低,並且稀薄空燃混合氣可以產生與柴油機一樣高的功率。Gas air ratio controls for gas burners and gas burning appliances - part 1 : pneumatic types
燃氣燃燒器和燃氣裝置的燃氣空氣比率控制裝置.第1部分:氣動型Its unique design with a wide range of flame temperatures makes it ideal for a large variety of on ratio and excess air operations
大范圍火焰溫度的獨特設計使得該產品是一款多種比例和過量空氣燃燒的理想元件。Gas air ratio controls for gas burners and for gas burning appliances - part 2 : electronic types
燃氣燃燒器和燃氣裝置用燃氣空氣比率控制器.第2部分:電子類型This paper introduced a new partial premixed compound combustion mode engine in which some methanol was premixed in the introduction charge of the diesel. in such combustion mode ^ the premixed combustion part was increased, the diffusion, ambient was changed from air to methanol / air mixture for decreasing soot emission of the engine
本文介紹了一種新型燃燒模式,該燃燒模式是在柴油機的進氣中預混一定濃度的甲醇,從而大大增加了柴油機中預混合燃燒比例,原有的擴散燃燒的環境也因是在甲醇蒸汽和空氣的預混合氣中而有了顯著的改變。B ) applying the multi - fluid model to study premixed combustion in the combustor with the fluid being separated into 11 components, the air / fuel ratio being taken as the dominating attribute
採用了多流體模型來對燃燒室中的預混湍流燃燒進行數值模擬,根據燃料空氣混合比把燃燒室內的混合氣體分成11種流體; cGas air ratio controls for gas burners and gas burning appliances - part 1 : pneumatic types ; amendment a1 ; german version en 12067 - 1 : 1998 a1 : 2003
燃氣燃燒器和燃氣裝置用燃氣空氣比例控制器.第1部分It can enhance the response speed of system and implement waste sufficient incineration to apply frequency - varying technique and intelligent control that is able to guarantee the strict requirement of air - fuel ratio in the municipal solid waste incineration
針對二次污染控制問題,文章採用變頻調速技術與智能控制技術相結合,提高系統的響應速度,滿足垃圾焚燒對空(氣)燃(料)比的嚴格需要,有效保證了垃圾的充分燃燒,減少了煙氣對大氣環境的二次污染。分享友人