氫發動機 的英文怎麼說

中文拼音 [qīngfādòngjī]
氫發動機 英文
hydrogen engine
  • 氫 : 名詞[化學] （氣體元素） hydrogen （h）
  • 發 : 名詞（頭發） hair
  • 機 : machineengine
  1. Abstract : the development of lox lh2 rocket engine in the world is reviewed, and the current situation and differences of the engines in china are analysed

    文摘:回顧了各國氫氧發動機的發展概況，對我國的現狀和差距作了比較。
  2. The suggestion of speeding up the development of a large thrust lox lh2 engine and taking vigorous action to research advanced propulsion technology are proposed

    提出應加快我國大推力氫氧發動機的研製，並積極開展各項先進技術的預先研究工作。
  3. Pah poly cyclic aromatic hydrocarbon

    發動機的多環芳香族碳氫化合物排放物
  4. Pah poly - aromatic hydrocarbon

    發動機的芳烴碳氫化合物排放物
  5. But, the research on combustion calculation model for hydrogen ? fueled engines has not still been engaged

    但是，對氫燃料發動機燃燒模型的研究尚處于空白。
  6. The reason of these improvements are discussed as a base of lower down the power level without the debasement of performance and the alter of propellant by hydrogen or hydrazine

    為今後進一步在確保性能的前提下降低發動機功率以及以氫氣、氮氣混合或者肼作為推進劑的電弧加熱發動機的探索和研製奠定了基礎。
  7. Eohc engine - out hydrocarbon

    發動機排出的碳氫化合物
  8. The current method for precooling is " draining cooling "

    目前，我國在氫氧發動機上一直採用排放預冷的方式。
  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. Moreover, it has been pointed out that the hydrogen engine used in ? cylinder injection with high pressure can increase volumetric efficiency and compression ratio, - therefore, the performance indexes in this engine, such as output power, thermal efficiency, range of thickness of mixture with normal operation and nox emission, can be improved, and it is possible for the engine to realize rapid combustion of thin mixture, so abnormal combustion, such as backfire, pre ? ignition, can be controlled effectively

    指出了採用內部混合氣形成方式且高壓噴射的氫發動機，有利於提高充氣效率和壓縮比，從而改善發動機的動力性和經濟性；有利於擴展發動機正常工作的濃度范圍；並且有利於實現稀薄混合氣快速燃燒，從而可以有效地抑制早燃、回火及爆燃等異常燃燒和no _ x排放量。試驗指出了發動機的點火正時、噴射正時及噴氫量對發動機的性能、異常燃燒、 no _ x排放量有很大影響。
  11. Therefore, systematical research on a hydrogen ? fueled engine is not only a initiating event, but also the basis of practical use for hydrogen ? fueled automobiles

    因此，系統深入地研究氫燃料發動機不僅是一項開創性的工作，而且也無疑將為氫燃料汽車的實用化進程奠定基礎。
  12. In the second chapter, firstly, based on the analysis of theoretic cycle of hydrogen engine, the relations between state parameters in four strokes are established

    以氫燃料發動機的理論循環為基礎，進行了各工作過程狀態參數的計算分析，得出了描述理論循環動力性和經濟性，即平均指示壓力和熱效率的表達式。
  13. The researches on combustion in hydrogen ? fueled engine are being carried out in developed countries. some researches on hydrogen ? gasoline dual fuel engine have been conducted in china over the years

    迄今為止，國外對氫燃燒發動機的研究方興未艾，國內也對氫-汽油混合燃料發動機進行了有關研究，但並不多見。
  14. Besides, the reasons of abnormal combustion, as well as form of nox have been analyzed, and the measures taken for reducing nox emission and for eliminating abnormal combustion have been discussed

    剖析了氫發動機的異常燃燒機理和no _經x產生的機理，總結了異常燃燒和no _ x的抑制技術。
  15. But, the systematical researches on combustion of hydrogen - fueled engine should also been made in china

    而對純氫發動機全面系統的研究尚有待于深入進行。
  16. The researches on theoretic cycle lay the basis for researches on practical cycle of hydrogen engines

    為氫發動機實際循環的動力性和經濟性的改善指明了方向。
  17. Each has a liquid - hydrogen engine that delivers 650, 000 pounds of thrust, almost twice the power of a space shuttle ' s main engine

    每一個推進器都有一個液氫發動機，該發動機每個提供65萬磅推進力，將進是現行太空飛船的主發動機兩倍推力。
  18. Finally, the experimental results show that ignition timing, injection timing and injection duration have great effect on the performances of the engine. so these paramet

    從而也表明了用該模糊神經網路求解本文提出的氫發動機的最優控制模型的可行性和優越性。
  19. Numerous public transportation systems are moving toward hydrogen - powered engines as an alternative to gasoline, but most hydrogen today is generated from nonrenewable fossil fuels such as natural gas

    許多公共交通系統正用燃氫發動機來取代汽油，不過現在大多數氫氣是來自不可更新的礦物燃料當中，例如天然氣。
  20. In the fourth chapter of the dissertation, on the basis of experimental researches for hydrogen - gasoline dual fuel engine, the researches on the form of the hydrogen - air mixture and effect of structural and operating parameters on the form of mixture and combustion has been conducted

    本文在對氫-汽油混合燃料發動機試驗研究的基礎上，系統地研究了氫發動機混合氣形成方式，結構參數和運轉參數對氫發動機混合氣形成和燃燒的影響。
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