細煤粉 的英文怎麼說

中文拼音 [xìméifěn]
細煤粉 英文
coal fines
  • 細 : 形容詞1 （條狀物橫剖面小） thin; slender 2 （顆粒小） in small particles; fine 3 （音量小） thin ...
  • 煤 : 名詞（黑色固體礦物） coal
  • 粉 : Ⅰ名詞1 （粉末） powder 2 （用澱粉製成的粉條或粉絲） noodles or vermicelli made from bean potato o...
  1. Numerical simulations of the pyrolysis chemism and the release process of volatiles during recombustion of micronized coal

    再燃中超細煤粉熱解機理及揮發份釋放的數值模擬
  2. Micronized coal in offgas as reburning fuel to reduce nox for 280 t h boiler

    超細煤粉再燃的模擬計算與試驗研究
  3. Analysis on reburning technology of micronized coal and its low nox emission

    超細煤粉在燃料分級燃燒技術中的應用
  4. Coal slurries were found to exhibit a wide spectrum of flow behavior ranging from newtonian at low concentrations to shear - thinning and pseudoplastic with a yield stress at higher concentrations

    利用雙峰級配理論，將粗顆粒煤粉加入細顆粒中可降低煤漿體系的黏度。
  5. Study on combustion characteristic of micro - pulverized coal

    超細化煤粉燃燒特性的研究
  6. The results show, the concrete produced by using pulverulent coal - fired ash has very nice durability

    結果表明，摻細化粉煤灰高強混凝土表現出優良的耐久性。
  7. The concrete with the a 28 days compressive strength of c60 can be produced by using suitably pulverulent coal - fired ash, the higher the quantity of pulverlent coal - fired ash mixed in concrete with 10 % - 20 % is, the higher the strength of concrete is. then, we carry out the studies on the technics properties that reflect the comprehensive properties of concrete. we find that the separating and excreting water of the concrete can be avoided efficiently when the pulverulent coal - fired ash and superplasticizer are used suitably, the higher the quantity ration of coal - fired ash and super plasticizer are, the higher the caving degree of the concrete is

    在上述研究基礎上，對摻細化粉煤灰后混凝土的強度變化規律進行了分析研究，在適當配合比及高效減水劑的作用下，摻一定數量的磨細粉煤灰，在28天齡期可以配製出抗壓強度高於c60的粉煤狄高強混凝土；當磨細粉煤灰以10 - - 20不同的摻量分別摻入粉煤灰中時，粉煤灰高強混凝土的強度隨摻量的增大，各齡期強度均逐漸降低；在摻入8硅灰+ 10粉煤灰可使高強混凝土的各齡期強度都有很大增加，當單摻8粉煤灰時，混凝土的後期強度增加較快；粉煤灰混凝土必須加入高效減水劑遼十l彬技術人學碩十學位論文後j 」能達到高強的目的。
  8. The present dissertation introduces detailed summary and evaluation of the international and domestic works on the gas - solid multiphase flow in pulverized coal burner

    本文首先對國內外在煤粉燃燒器內的氣固多相流方面的研究工作作了詳細的評述。
  9. Fractal description of particle size distribution of ultrafine coal powder

    超細煤粉粒度分佈的分形描述
  10. Using this system, research on nox emission and burnout characters of the test facility are carried out. the results of influence on nox emission and carbon in fly ash by coal type, coal particle diameter, furnace temperature and excess air are reached through tests. then micronized coal reburning tests are processed, which show a remarkable effect results on nox reduction and burnout rate

    通過大量的試驗，得出了煤種、煤粉細度、爐膛溫度和過量空氣系數等因素對nox排放和煤粉燃燼率的影響趨勢；並在此基礎上研究了超細粉再燃對脫氮效果和燃燼性能的作用，試驗結果表明超細煤粉再燃對降低nox排放和飛灰含碳量具有明顯的效果。
  11. This paper computes the burnout - time of pulverized coal and experiment in one - dimenion thermal furnace, concludes that the relation between residing - time in burnout zone and size of pulverized coal in the circumstance of the higher burnout efficiency

    摘要通過對超細煤粉燃盡時間的計算和熱態爐實驗的研究，在保持煤粉高燃盡率的同時，確定了再燃燃料在燃盡區的停留時間和煤粉粒度的關系。
  12. Experiment study of burnout about micronized coal as reburning fuel

    再燃燃料超細煤粉燃盡特性的實驗研究
  13. Release characteristic of light hydrocarbon during pulverized coal pyrolysis

    超細煤粉熱解時輕質烴的析出規律
  14. Physical properties of micro - pulverized coal and their influences on combustion characteristics

    超細煤粉的物理特性及其對燃燒性能的影響
  15. Release behavior of hydrocarbon components of superfine pulverized coal pyrolyzed under reburning conditions

    再燃條件下超細煤粉熱解碳氫組分的析出特性
  16. The basic experiments show this design is viable. during pulverized coal reburning technology. the key problem is how to collect adequate fine coal

    通過對超細煤粉的基礎試驗研究和具體實例的計算表明，這一技術是充分可行的。
  17. Experimental results accordant with calculation well. the simulation model is reasonable. a reconstructive technique project of using tertiary air coal to reduce no release is put forward

    針對我國很多的中間儲倉式的電站鍋爐，本文提出了一種超細煤粉再燃改造的技術方案以降低這些電廠的no _ x排放。
  18. First research on physics and combustion characteristic of micronized coal is processed in this paper. the results of the change tendency of pulverized coal character with particle diameter are got from particle diameter determining test, hole structure analysis test and tg analysis test, which provide theory element for nox reduction research with micronized coal reburning

    本文首先對超細煤粉的物理、燃燒特性進行了試驗研究，通過煤粉細度的測定、孔隙結構的分析以及熱重分析等試驗，得到了煤粉粒徑變化后煤粉特性的變化趨勢，為超細煤粉再燃降低nox排放的試驗研究奠定理論基礎。
  19. In this paper, micronized coal powder reburning technology is brought forward and a series of exploring research work is carried out aiming at the key issues of fuel reburning such as nox reduction efficiency and burnout rate

    本文針對燃料再燃的脫氮效果、煤粉燃燼等關鍵問題，提出了超細煤粉再燃降低nox排放的技術，並對此進行了一系列探索性的研究。
  20. In pulverized coal reburning experimental studies, simulation is made on the high temperature reburining zone in boiler. results show different kinds of coal, air excessive coefficient and temperature all have great impact on no deoxidized efficiency. how factors affecting no deoxidized efficiency under gas environment are discussed here and the importance of char reburning to deoxidize no in the whole coal is expatiated

    在對超細煤粉再燃的試驗研究中，運用一維爐及模擬煙氣成功模擬了鍋爐中的高溫再燃區，揭示了不同煤種、不同過量空氣系數、不同再燃區溫度等外部條件的變化下對超細煤粉和煤焦再燃還原no效率的影響的數據，確定了在煙氣環境下各種因素對煤粉煤焦再燃還原no效率的影響規律，並對煤焦異相還原no對整個煤粉還原no的貢獻進行了討論。
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