煤粉細度 的英文怎麼說

中文拼音 [méifěnxìdù]
煤粉細度 英文
coal fineness
  • 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...
  • 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 ...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  1. The excellent quality of coating film based on waterproof two - component polyurethane coating filled with fly ash can be gained when the fineness of fly ash is 300 meshes

    當粉煤灰的細度為300目時能得到性能優良的雙組分聚氨酯防水塗料。
  2. It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g

    本論文的主要成果包括以下幾個方面： （ 1 ）採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段，探明了以硅灰，超細磨粒化高爐礦渣，優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質；從理論上分析了礦物功能材料在混凝土中的4種效應，即火山灰效應、填充密實效應、微集料效應、表面吸附效應，並由此發揮出增塑、溫峰削減（降熱） ，增強及耐久性改善等作用；通過相關理論分析，推導出礦物功能材料的合理粒徑范圍在5 m 15 m ，即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。
  3. Critical velocity of ultra - fine comminuting coal with dia - jet

    前混合水射流超細粉碎煤粒的臨界速度
  4. Based on in - situ investigation and laboratory experiments, the article analyzed in detail the factors which affect the transportation and strength characteristics of gangue cemented tailing grain fillings such as powder coal, water - reducer, mortar density and grain size distribution

    摘要以現場調查和室內實驗為基礎，從粉煤灰、減水劑、漿體濃度、粒級級配等方面，對煤矸石作為膠結充填骨料的管道輸送特性和強度特性進行了詳細的分析。
  5. 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。
  6. Standard test method for sampling and fineness test of pulverized coal

    粉煤的取樣方法與細度的標準試驗方法
  7. Ruburning with coal has been proved a effective low nox emission combustion technology 。 in this ph. d thesis, the reaction mechanisms of reburning have been investigated, and the homogeneous and heterogeneous reduction of nox have been analyzed in details. a series of reburning experiments have been carried out on an entrained - flow reactor, in which two kinds of coals with different particle sizes have been used

    本文對煤粉再燃過程中，揮發分及煤焦的基元反應途徑和反應機理進行了詳細分析；在攜帶爐實驗臺上進行了神華煤、邢臺煤在1200與1300 、四種煤粉細度、三種再燃燃料比和三種再燃區初始氧量，共144個實驗工況下的再燃實驗。
  8. Fractal description of particle size distribution of ultrafine coal powder

    超細煤粉粒度分佈的分形描述
  9. On the basis of annlyzing the main domestic cocurrent combustor, we adopted the up and down - shade - technology to reform the combustonafter researching the characteristics of main coal and its affecting factors, i. e., density of coal dust, granularity of coal dust, firing characteristics, alteration of coal, we put forward the scheme of coal ' s configuration and reforming plan about structure of combustor and its disposal type. finally, we make a debugging of cool and hot performance and operation optimizing

    因此，本文在分析目前國內主要直流燃燒器性能的基礎上，選用了上下濃淡燃燒技術，改造了燃燒器；通過對現場燃燒的主要煤種特性及煤粉濃度、煤粉細度、著火特性、煤種變動等的分析研究，提出了配煤方案和燃燒器的結構、布置方式改造方案；最後進行了冷、熱態性能與運行優化調試。
  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. In this article, analysis is made on some problems which must be faced when plasma ignition technology is applied in 600mw unit boiler to achieve a power plant without oil, such as plasma burner disposal, the number of plasma burner, the boiler ignition coursing satisfy the temperature needs, pulverized coal origin, hot air origin, and reconstruction solutions are proposed

    本文詳細分析了某廠2 600mw機組鍋爐採用等離子點火技術實現無燃油電廠所面臨的等離子燃燒器的布置、等離子燃燒器層數的選擇、鍋爐點火啟動滿足升溫速度的要求、煤粉的來源、熱風的來源等問題，並提出了相應的解決方案。
  12. The temperature is controllable and resultant and reductive process of nox can be simulated in furnace, which provide test element for nox reduction research with micronized coal reburning

    試驗爐內溫度可控制，可以模擬煤粉爐內nox的生成和還原過程，為超細粉再燃的研究提供了試驗基礎。
  13. 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。
  14. Elementary introduction to the choosing of the particle size of coal powder

    淺議煤粉細度的選擇
  15. Test method for fineness of pulverized coal

    煤粉細度的測定
  16. Experimental study of the influence of ultra - fine pulverized - coal feeding rate on reburning effectiveness

    煤種及煤粉細度對爐內再燃過程脫硝和燃盡特性的影響
  17. The results of study have certain reference significance for determining optimal coal fineness required for re - burning

    研究結果對確定再燃所需要的最佳煤粉細度具有一定參考意義。
  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 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。
  20. The fineness of fly ash influences on the solidifying velocity and coating film performance of polyurethane waterproof coating

    粉煤灰的細度對防水塗料的固化速度和塗膜性能都有影響。
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