air-to-fuel ratio 中文意思是什麼

air-to-fuel ratio 解釋
空氣燃料比
  • air : n 1 空氣，大氣。2 天空，空中。3 微風，和風。4 態度，樣子，風度，氣派；〈pl 〉高傲的架子。5 傳播，...
  • to : adv 到某種狀態；〈特指〉到停止狀態；關閉。 ★也常和動詞結合，略去其後賓語，而構成成語： The door i...
  • fuel : n. 1. 燃料，柴炭。 ★指燃料種類時為可數名詞。2. 刺激物。vt. ,vi. （〈英國〉 -ll-）（給…）加[供給]燃料，（給船等）上煤，（給…）加油。-er 使用特製混合燃料的賽車。
  • ratio : n. （pl. ratios）1. 比，比率，比值；比例；系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達；求出…的比值；使…成比例。2. 將（相片）按比例放大或縮小。
  1. Correlation between stoichiometrical ratio of air to fuel and its higher heating value

    燃料理論空燃比與高位熱值之間的關系
  2. 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。
  3. Ar air regulators in multiple burner systems, hold constant air - fuel ratio and the mixture pressure with reducing burner port area of up to 90 %

    Ar空氣調節閥用於多爐頭系統，保持恆定的空氣燃料比和混合氣壓力。
  4. 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。
  5. A nearly constant air-fuel ratio is maintained by the main metering system from part-to-wide-open throttle.

    從節氣門部分開啟到全部開啟，主計量系統保證了空燃混合比幾乎恆定。
  6. The air - fuel ratio closed loop control adjusts the air - fuel ratio near the theoretical value by controlling the supplementary air of supplementary valve based on the signals of oxygen sensor, running speed and water temperature and which is necessary condition for three - way catalyst converter to work more efficiently

    空燃比閉環控制是根據氧傳感器、轉速和水溫信號，控制化油器后補氣閥補氣將空燃比控制在理論值附近，為三元催化轉換器高效工作準備必要條件，使其最大限度降低尾氣排放。
  7. Redundancy design and module circuit design have been used, and completely think over the adaptability to environment, self - protection and heat release. the control software is compiled with asm language, the software includes the air - fuel ratio control program under different situations, monitor program and signal processing program

    根據發動機的工作特性用匯編語言設計相應的綜合控制軟體，它包括發動機起動、怠速、加速、減速、恆速和變速變負荷等工況的空燃比控製程序、串列和并行通訊程序、信號採集及數據處理程序和控制量輸出程序。
  8. While the speed is very large, the fuel - air mixing behind the airstream is decreased and the span that the fuel flow in the second combustor is reduced, so the combustion efficiency is decreased, h ) if the fuel streams impinge with the airstreams directly at the air - inlet exit, it make against increasing the combustion efficiency, i ) increasing air - to - fuel ratio within proper range can increase the combustion efficiency

    增加燃氣噴射速度有利於增強迴流區強度，頭部燃燒溫度上升，但速度太大則會減弱燃氣同空氣在進氣道下游的摻混燃燒，減少燃氣在室內停留時間，燃燒效率降低； 8燃氣射流與空氣流在進氣道出口直接撞擊不利於燃燒效率的提高； 9在適當范圍內增大空燃比能顯著提高燃燒效率。
  9. In order to realize the optimum control of the temperature in the billet reheating furnace, the fuzzy control and expert control of the fuel flow, the optimization extreme of the air / fuel ratio, and the fuzzy pi control of the pressures in furnace are discussed

    摘要為了實現鋼坯加熱爐爐溫的優化控制，研究了燃料流量的模糊專家控制，空燃比的極值尋優以及爐膛壓力的模糊pi控制策略。
  10. Exhaust gas oxygen sensor ( ego ) which is installed in the exhaust pipe of the engine is a significant component in the electronic fuel injection. it has the ability to probe the concentration of oxygen in the exhaust pipe, and can transfer concentration signal to voltage signal which is passed to electronic control unit ( ecu ). in this way the air - fuel ratio can be controlled to the strait range of stoichiometrical point and the three - way catalytic converter consequently can work better

    車用氧傳感器是電噴系統的關鍵部件，安裝在發動機的排氣管上，能夠探測排氣管中的氧氣的濃度，然後將濃度信號轉變成電壓信號並傳送給電控單元ecu ，從而把空燃比控制在理論空燃比附近，配合三元催化反應器進行后處理凈化。
  11. The theme of paper is study on the application of liquefied petroleum gas to motorcycle engine. through analyze the combustion and exhaust characteristics of lpg and petrol, the experiment system adopts electronic control system of liquefied petroleum gas injection to provide fuel for motorcycle engine. through researching the characteristic and adjustment factor of air fuel ratio, the paper can offer exactitude theories and viable plan for more effective using lpg, optimum matching electronic control system of liquefied petroleum gas injection with motorcycle engine and intelligent control

    本文分析了代用燃料液化石油氣與汽油的燃燒特性和排放特性，就液化石油氣在摩托車發動機上的應用進行了初步的研究，利用液化石油氣電控噴射系統控制燃料供給系統，進行對空燃比控制特性及其影響因素的研究，達到為進一步合理利用液化石油氣，進行液化石油氣電控噴射系統與發動機的有效配匹，實現智能管理的目的，並為控制系統提供理論依據。
  12. Most on - using automobiles adopt carburetor type gasoline engine, and in order to reduce those emissions, the effective measure is air - fuel ratio closed loop control working in three - way catalyst converter

    為降低其排放，目前行之有效的措施是採用空燃比閉環控制加三元催化轉換器。
  13. Based on the 15 operations regulated by gb14761 ? 999, the control system was tested in some kinds of automotive. the result shows that air fuel ratio is controlled near the theoretical value under steady condition and exhaust emission is under the regulated value. the system is fit for the station of our country and the need of environmental protection it is easy to realize, has a low cost and a better control result, and is worth to spread

    根據國家最新的法規gb14761 ? 1999規定的15工況法，在桑塔納、捷達、夏利、富康、奧拓幾種轎車上對控制系統進行了實車實驗，結果表明在穩定工況下空燃比被控制在理論值附近，尾氣排放量在法規規定的限值以下。
  14. This paper introduced a new alternative and a new electronic control unit. due to the special problem " with varying component methane the air - fuel ratio has to be efficiently controlled ", the paper introduces a new electronic control unit ( ecu )

    煤層氣是汽油的一種有效替代物，而我國煤層氣資源比較豐富，目前國家對最近探明的大型煤層氣田進行開發，因而煤層氣有很好的發展前景。
  15. Through utilizing the association rules to identify the fuel heating characteristics, the auto - tuning of the air / fuel ratio in the boiler combustion control can be realized. secondly, a thermodynamic system predictive control strategy based on the working regime identification online and multiple local linear models is presented, including a new working regime decomposition and identification method and the novel online multi - model combination and controller reconfiguration method

    提出了基於工況辨識的多線性模型多變量預測控制策略，其中包括熱力系統的工況區域劃分、辨識方法（基於運行數據信息採掘） ，以及在此基礎之上的全新的多模型融合、控制器重構策略。
  16. 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； c
  17. 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。
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