combustion time 中文意思是什麼

combustion time 解釋
發動機的工作時間
  • combustion : n. 1. 燃燒,發火,點火。2. (有機體內營養料的)氧化。3. 騷動。
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  1. The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology

    本文系統地介紹了國內外柴油機排氣后處理技術的研究現狀,分析了氧化催化轉化器和微粒捕集器的發展現狀及存在的問題,以此為基礎,提出了一種柴油機排氣凈化系統,該系統採用催化轉化與微粒捕集及再生相結合的技術路線,通過過濾材料的有效過濾,將排氣中的微粒進行收集,藉助于催化劑和柴油添加劑使排氣中hc 、 co及高分子可溶性有機物氧化,產生的高溫使得收集到的微粒部分氧化,從而達到降低排放的效果。通過系統結構設計和試驗匹配,實現了對氣體排放物和微粒的凈化。同時,論文中還進行了柴油機微粒捕集器噴氣助燃再生的研究,初步設計了噴氣助燃系統,進行了控制系統軟、硬體的開發,通過正交試驗,摸索出了噴氣助燃系統可靠工作的一般規律,為噴氣助燃再生技術的開發提供了方向。
  2. The sensitive time lag theory circumvents the problems inherent in the description of unsteady combustion by use of a simplified two-parameter response function.

    敏感時滯理論用簡化的雙參數響應函數來描述不穩定燃燒,從而繞過了某些固有的難點。
  3. Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading

    文摘:為了測錄內燃機缸內的壓力及溫度,開發了一種內燃機燃燒分析儀.該分析儀由國產高速數據採集卡及自行開發的控制軟體組成.它不僅能精確設置每度曲軸轉角內采樣點的個數和採集循環數,而且在採集過程中能實時計算和表徵內燃機工作過程的壓力升高率、平均指示壓力、循環變動率、放熱率等參數.經實際使用以及與國外產品相比表明,此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點
  4. At no time can the feed system destabilize an otherwise stable combustion process.

    供應系統決不會使一個在其它狀態下穩定的燃燒過程變得不穩定。
  5. At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known

    最後,對全文進行了總結,並指出今後研究工作重點。指出:瞬時得到各方向的投影是此技術實用化關鍵;在獲得溫度分佈信息基礎上,進行必要的假設和推導,能同時得到火焰中某特定組分濃度的分佈,這必將進一步我們對燃燒本質的理解;利用方向性好,輻射強度高的激光源代替常規的黑體爐,能得到輻射干涉投影圖像,這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。
  6. The time lag can be envisioned as the time required for the liquid propellants to travel from the injector to an effective combustion "front. "

    可以把遲滯想象為液體推進劑從噴注器運行到有效燃燒「鋒」所需的時間。
  7. Abstract : the distribution of cooling air which is in the grille - brick of the inner combustion hot air stove has been simulated with three dimension turbulent mathematical model so as to find a method which is used to improve the distribution of cooling air in hot air stove. the influence of differential horizontal plates on the distribution of cooling air is discussed. the results show that original big circle round field of flow in the pillar - cavity is changed into full one - way field of flow and edges gas flow, at the same time, is increased by horizontal plates. there is a different function with horizontal plates and vertical plates. to make the uniform distribution of cooling air in the hot air stove, it is necessary that horizontal plates and vertical plates are used in a combined way

    文摘:應用紊流三維數學模型模擬內燃式熱風爐內冷風在格子磚柱中的分佈,尋求改善其分佈的途徑.討論了加設不同布置的水平導流板對氣流分佈的影響.模擬結果表明,在支柱空腔內加設水平導流板改變了原有大迴旋流場,使迴旋流變成大面積的單向流.通過在支柱空腔內加設水平導流板可以發展邊緣氣流,這恰好與加設豎直導流板的作用相反,水平導流板和豎直導流板的結合使用有望實現冷風在格子磚柱中的均勻分佈
  8. At the same time the effects of various components of coal bed methane on the engine ' s combustion process and its emissions are also analyzed

    同時分析了煤層氣組分變化對燃燒過程及排放物生成的影響。
  9. 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。
  10. The pilot fuel model has been given to calculate the distribution of the liquid fuel and time of fuel pre - combustion, at the same time, analyzing the important action to the combustion of the natural gas in the combustion chamber of engine, determining the best quantity of pilot fuel. the explosive combustion model has been established to compute the pressure of the cylinder during the combustion, determining the main influence factors. the emission model has been established to forecast the co, nox emission

    理論方面,提出了基於化學反應的燃燒模型?多組分氣相反應系統的化學反應動力學模型,以此進行雙燃料發動機的熱力學?化學反應動力計算;引燃油燃燒模型,計算引燃油液滴的分佈規律和滯燃期,驗證引燃油在雙燃料發動機燃燒過程中的作用,揭示不同噴油規律對雙燃料發動機的影響,確定在不同負荷下的合理引燃油量;爆震模型,揭示爆震與工質能量釋放間的關系和影響爆震的各種運轉因素,確定合理的爆震依據,減小爆震傾向。
  11. It firstly introduces time principle of dy refrigeration system from two aspects of surplus heat utilization of internal combustion engine and heat energy refrigeration

    首先從內燃機余熱利用及熱能製冷方面比較分析,系統地介紹了dy製冷系統工作原理。
  12. It ' s the first time to explore the combustion characteristics of lpg / diesel mixing fuel engine, and find that, with the change of load and rotation, the changing trend of the ignition delay period of e10 mixing fuel is almost as identical as that of the diesel, but that of e30 mixing fuel is very different. comparing with diesel, the combustion of e10 is improved slightly, but that of e30 greatly changes ; the maximum eruptive pressure decreases ; the maximum pressure increase rate decreases ; the highest releasing heat rate increases ; the highest combustion temperature falls ; the ignition delay period extends

    結果表明: e10混合燃料與柴油的著火滯燃期隨負荷和轉速的變化趨勢基本一致; e30混合燃料與柴油則有所不同; eio混合燃料發動機的燃燒與純柴油相比,略有改善; e30混合燃料的燃燒特性發生明顯的變化,最高爆發壓力下降,最大壓力升高率減小,最大燃燒放熱率增大,最高燃燒溫度下降,滯燃期延長。
  13. ( l ) it is very important for the state repair of diesel enging in our country ; ( 2 ) it will help with the more accurate decicision of repair cycle of the engine ; ( 3 ) it will improve the combustion state of the diesel enging and will keep the oil comsume at a lower level, at the same time, it lessens the dilute of the lubricanting oill in the engine. there are still some more research work to do, for it is just the begining. the mathematic model should be made and more accurate data rule should be established

    ( 1 )為推行內燃機車狀態修做準備,這在跟蹤國際機車檢修先進技術上有著十分重要的意義; ( 2 )為更合理制定內燃機車的檢修周期提供實驗分析方法和數據,試驗數據作為每臺柴油機的技術資料被存儲,藉助計算機軟體系統可以輔助制定機車的檢修計劃,使機車的檢修工作更科學合理; ( 3 )提高機車質量,降低檢修費用; ( 4 )改善柴油機燃燒狀態,降低燃耗,節約運營成本,同時,可以減少燃油滴漏,降低滑油消耗。
  14. Abstract : during the heating of scrap with carbon or hydrocarbon contented substances in some process, it will bring problems like explosion of carbon monoxide, fume and smell from oil volatilization, etc. , if incomplete combustion occurs. through laboratory experiments, the time related variation of gas contents and post combustion ratio of fume during the heating of oil - bearing scrap are studied. the results show that the restrictive chain of reaction procedure is the thermolysis of oil ; that temperature and ( co ) / ( co2 ) ratio influence transformation ratio and post - combustion ratio under lower temperature ; that 900 is the temperature above which the complete reaction can be ensured at all ( co ) / ( co2 ) ratios

    文摘:在某些廢鋼熔煉過程中,當爐料中含碳及碳氫物質且燃燒不充分時,會帶來煙氣中一氧化碳的燃爆、油污揮發時造成的煙霧、臭味等問題.通過實驗室裝置研究含油廢鋼在加熱過程中煙氣成分隨時間的改變以及二次燃燒率的變化,試驗結果表明,反應過程的限制性環節是油分的熱分解;在較低的溫度下( co ) / ( co2 )比例影響轉化率和二次燃燒率;而在任意比例下保證充分反應的溫度為900以上
  15. Based on the analysis of present conditions of internal - combustion - railway and electronic - railway as well as the energy policy of the country, the paper deals with the make - up of investment and cost of these railways. lt also suggests method and procedure for cost caculation and provides an optimum - transforming - time model in consideration of freight volume, investment, cost, etc

    本文在分析內燃鐵路和電氣鐵路的現狀及國家能源政策的基礎上,討論了內燃與電力鐵路的投資構成及成本構成因素,給出了成本計算的方法和步驟,綜合運量、投資、成本等因素提出了最佳改建時機模型。
  16. Such a possibility has been shown theoretically by the double combustion time delay model.

    這種可能性已由雙燃燒時滯模型從理論上證明了。
  17. Biomass fuel is used as reburning fuel to deoxidize no is first experimental studied in this article. conclusions can be drawn from the experimental results that under certain conditions, nox deoxidized efficiency can achieve 50 % - 70 %. compared with coal, biomass volatilization and combustion time is short, so boiler combustion efficiency can be guaranteed

    本文首次進行了生物質燃料作為再燃燃料還原no的試驗研究,研究表明生物質燃料再燃還原no可以取得非常好的效果,在一定的條件下可以達到50 - 70 ,生物質燃料的揮發分析出和燃燒的時間都要比煤粉短,用作再燃燃料可以有效的保證鍋爐的效率。
  18. The total flaming combustion time may not exceed 250 seconds for the 10 flame applications for each set of 5 specimens

    每一組的5個試片中,若10次火焰燃燒10秒鐘移開后,總共火焰燃燒不超過250秒鐘。
  19. The total flaming combustion time may not exceed 50 seconds for the 10 flame applications for each set of 5 specimens

    每一組的5個試片中,共10次火焰燃燒10秒鐘移開后,總共火焰燃燒的時間不超過50秒鐘。
  20. Heating temperature plays a key role of ignition, otherwise the raw materials cannot be ignited when heating temperature is lower than 400c. there are phenomena that gestation time was shortened, combustion time was lasted, and combustion was accelerated as heating temperature increased

    點火溫度對反應原料是否能夠點燃起決定性的作用,在400以下不能點燃,且隨著點火溫度的升高孕育期縮短,燃燒時間增長,燃燒越劇烈。
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