combustion condition 中文意思是什麼

combustion condition 解釋
燃燒條件
  • combustion : n. 1. 燃燒,發火,點火。2. (有機體內營養料的)氧化。3. 騷動。
  • condition : n 1 狀態,狀況,情形;品質。2 〈pl 〉外界狀況,周圍情形。3 地位,身分。4 條件;【語法】條件子句。...
  1. 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
  2. Effect of boundary condition on hcci combustion process of n - heptane

    邊界條件對正庚烷均質壓燃燃燒過程的影響
  3. After technical innovation of no. 12 generator of qingshan power plant, the combustion adjustment test was performed and it was demonstrated that operation condition of the generators was improved by using of horizontal concentrated powdered coal burner technique

    摘要湖北青山電廠12號爐進行技術改造后進行了相應的燃燒調整試驗,試驗證明水平濃縮煤粉燃燒器技術的應用改善了機組的運行狀況。
  4. Meanwhile in the condition of high temperature, water vapors can participate in combustion. water gas reaction will happen, which will reduce carbon particle in flame, and reform combustion performance, so improve combustion efficiency. the article developed a kind of technology of water injection into intake ports for 4135g diesel engine, meanwhile designed a suit of water injection system

    同時在高溫條件下,水蒸汽參與燃燒,部分水分子與未完全燃燒的熾熱的炭粒發生水煤氣反應,形成可燃性氣體,從而減少了火焰中的炭粒,提高了油的燃燒程度,改善了燃燒狀況,提高了油的燃燒效率。
  5. The element release rates under different reburn condition have been discussed. in order to determinate the combustion and burn out characteristics of the reburn fuel, the combustion experiments of the collected ash samples have been carried out in a thermal gravimetric analyzer

    發現在反應時間小於0 . 2秒時,煤中各元素具有較高的消耗速率;在反應時間超過0 . 2秒后,各元素的消耗速率下降。
  6. In this thesis, the measuring methods of main combustion parameters of coal burning boiler are analyzed and compared on the basis of the conclusion of relative experiences of both here and abroad. and by integrating relative knowledge of the combustion regulation of coal burning boiler, a set of the on - line monitoring system of the combustion condition of boiler is designed and developed, which is used to measure the important parameters of the burning process of boiler exactly, and is suitable to the tangentially fired furnace boiler

    在總結國內外相關經驗的基礎上,本文分析比較了火電廠燃煤鍋爐主要燃燒參數的測量方法,並結合燃煤鍋爐燃燒調整的有關知識,設計開發了一套鍋爐燃燒在線監測系統,用於對鍋爐燃燒過程的重要參數進行實時準確的測量,適用於中間儲倉式、熱風送粉的四角噴燃鍋爐。
  7. After thermodynamic calculation on several operation conditions of the furnace, cold - state flow and resistance mensuration, the combustion of the tubular - furnace hearth was changed into swirl and addition of radiate cylinder and oxygen content detection minish 1. 25 surplus air to less than 1. 15, improving the combustion condition and convection and radiate heat transfer efficacy, resuling in reducing the waste - gas temperature 45, decreasing exhaust gas loss, and saving fuel by 6 %

    摘要通過對加熱爐幾種工況進行熱力計算、冷態試驗的流場分佈及阻力測定和熱態試驗的爐膛溫度場分佈及管壁溫度等參數的測定,確定將管式加熱爐爐膛內直流燃燒改為旋流場燃燒和增加輻射筒,增設煙氣含氧量分析,可以將燃燒的過剩空氣系數從1 . 35減小到1 . 15以下,極好地改善爐膛內的燃燒狀況和對流輻射傳熱效果,從而降低排煙溫度45 ,減少加熱爐排煙損失,節約了煤氣量6 %以上。
  8. In the condition of high combustion temperature, coal minerals are first decomposed and gasified, and when plume is cooling, they can form lots of submicron particles though nucleation, condensation and agglomeration

    在燃燒的高溫條件下,煤中的礦物質首選經歷熱分解和氣化,當煙氣冷卻時,它們經過冷凝成核、凝結和團聚等作用,形成大量細粒子。
  9. It is discovered that the combustion condition of the second stage pc is up to the outlet temperature of the first stage pc and the content of combustible gases in first stage flue also plays positive effect on the ignition of second stage pc. the effects of parameters of two coal - air mixture, wall temperature of first ignition chamber and annular filling air on imfit are studied experimentally in this thesis. in this thesis, the numerical simulations of ignition and combustion of pc in imfit are conducted

    本文通過建立數學模型,對感應加熱煤粉多級無油點火進行數值模擬,研究了一級煤粉煤粉在點火室內的著火過程和二級點燃過程、煤粉粒徑分佈對煤粉多級無油點火的影響,研究了一級點火室壁面溫度、一級煤粉氣流和二級煤粉氣流的風粉參數在煤粉多級無油點火過程中的影響規律;根據二級點燃段的流場和溫度場分佈,研究了環形夾心風推遲二級煤粉著火的機理。
  10. The flame - stabiiization mechanism and working condition of new types of burners is introduced, as weii as the technology of adjustable horizontal rich / iean combustion is studied

    較詳細地分析了國內外各種新型煤粉燃燒器的穩燃機理和運行狀況。
  11. The effects of such elements as primary flow total pressure, flow rate, degree of fuel rich, nozzle structure, flying speed and secondary combustion on ejecting mode performance were researched. it was found that thrust augmentation can be achieved on the condition that the flying mach number is above 0. 7. to deeply analyze thrust augmentation mechanism in low speed range, the research was further continued by changing secondary combustion organization and aft - body configuration

    研究了一次流總壓、流量、富燃程度、噴管結構、二次流來流速度、二次燃燒組織對引射模態性能的影響,發現實驗樣機構型在0 . 7ma以上的飛行條件下可以獲得推力增強,而在0 . 7ma以下無推力增強。
  12. Great difference in pressure for two flow made pressure wave system and it help to extend the delay time for gas in chamber, which increases combustion effusion. second, to increase combustion effusion, the inlet temperature of air and gas should be enhanced in the range of heat releasing in chemical reaction. third, the first work condition is unburned absolutely and the second work condition is burnt in shear layer of inlet and the end of down wall zone in straight segment

    對于壓力差很大的兩股氣流,所形成的壓縮波系的結構可以增加燃氣駐留時間,提高燃燒穩定性;為了提高擴散燃燒的效率,在保證能放熱的化學反應溫度范圍之內,應適當提高燃氣及空氣的來流入口溫度;燃氣噴嘴應居於燃燒室軸線上,是改進超音速燃燒室結構的一種思路。
  13. Practice of application on two boilers in rizhao power plant shows that the adjustment of detection distance not only can solve the problem of somewhat low indicating value for very few flame detectors, but also can save large amount of fuel oil used for stabilizing combustion, having remarkable economic benefit under condition of stable ignition and combustion for pulverized coal and air flow

    日照電廠2臺鍋爐的應用實踐表明,在煤粉氣流穩定著火燃燒的情況下,調整火檢的檢測距離不僅可解決個別火檢指示值偏低的問題,而且可節省大量的穩燃油,經濟效益顯著。
  14. 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。
  15. These results show that since the existent defects of combustion device structure and its hypothetical circle of contact, these make a poor primary and secondary wind rigidity in operation and a too big actual circle of contact. in addition, the coal used is extreme prone to burn and reside in boiler. under such a condition, the coal powder ignites earlier in a short time and short distance when it leave the jet - combustioning device, and splashes the water cooler, eventually this results in a burned coal residue in boiler

    針對宏偉熱電廠410t / h燃煤鍋爐嚴重結渣問題,對燃煤的結渣性、爐內溫度工況及空氣動力工況等進行實驗研究,由於燃燒器結構和假想切圓選擇的缺陷,使得鍋爐在正常運行時,一、二次風剛性較差,實際切圓過大,加上目前燃用煤質屬于極易燃、易結渣煤質,致使煤粉在離開噴燃器很短的時間、較短的距離內開始著火,並沖刷水冷壁,最終造成爐膛結渣。
  16. For the first time, it puts forward a conception of. thermal dynamic simulation and sets up a supposed analytical theory for scuffing failure and cylinder scoring of piston assembly and cylinder liner. that is followed with the simulation of scuffing failure and cylinder scoring of internal combustion engine under the condition of stopping cooling water supply and over loading

    首次提出了熱動態模擬的概念,第一次大膽假設了活塞組、缸套擦傷、拉缸時的分析理論,模擬出了在中斷冷卻水和超負荷狀態下柴油機的擦傷、拉缸。
  17. According to the relational expression of torsional vibration of the measuring point on crankshaft and the excited moment of each cylinder of internal combustion engine ( ice ), the working condition of each cylinder was monitored and the fault of cylinder - scoring was diagnosed using the amplitude and phase characteristic of 0. 5 order torsional vibration

    摘要依據內燃機軸系測點扭振與各缸激振力矩的關系式,利用0 . 5諧次扭振的幅值與相位特性,進行內燃機各缸作功狀態監測和拉缸故障診斷。
  18. For the purpose of enhancing the intelligent and auto - adoptions to complex combustion condition, the article put forward a new cluster center initiative optimize and auto - adoptions rework arithmetic

    同時為了適應多爐型、多煤種、復雜工況等情況,本文給出了一種新的標準模式庫主動優化與自適應調整的動態演算法。
  19. The result of investigation on drags of cavities under combustion condition, with different injection schemes and fuel equivalence ratio, indicates that it is smaller than it ’ s of cold flow, and decreases with increasing fuel equivalence ratio, and could be converted into the

    研究發現:凹腔火焰穩定器熱試阻力小於冷流阻力,並隨著當量比的增加而減小,最終會表現為正推力。綜合論文研究成果,提出了多凹腔燃燒室設計技術。
  20. So the article design a image flame detecting system, first we establish a module of image flame and analyze character of flame and giving a formula about the image flame and combustion condition

    本文首先對電站鍋爐的燃燒工藝做了簡要介紹。對煤粉燃燒特性做了定性分析,並給出了火焰圖像與燃燒狀況的相關性定量公式。
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