ignition coal 中文意思是什麼

ignition coal 解釋
點火用煤
  • ignition : n. 1. 點火,著火,燃燒;【化學】灼熱。2. 【機械工程】發火裝置。
  • coal : n 1 煤,煤塊,煤堆。2 〈pl 〉〈美國〉(一堆)燒紅的煤。3 〈常 pl 〉〈英國〉(幾塊)供燃燒的煤。4 ...
  1. Fanned by a constant updraught of ventilation between the kitchen and the chimneyflue, ignition was communicated from the faggots of precombustible fuel to polyhedral masses of bituminous coal, containing in compressed mineral form the foliated fossilised decidua of primeval forests which had in turn derived their vegetative existence from the sun, primal source of heat radiant, transmitted through omnipresent luminiferous diathermanous ether

    自廚房至煙囪的孔道,不斷地向上通風,灼熱的火被它煽得從成束的易燃柴禾延燒到多面體煙煤堆上。這種煤炭含有原始森林的落葉堆積后凝縮而成的礦物狀化石森林之發育生長靠的是熱輻射性源-太陽,而熱又是由那普遍存在傳光並透熱的能媒33傳導的。
  2. Determination of ignition temperature of coal

    煤的著火溫度測定方法
  3. Research and application of spontaneous ignition coal waste replacing bone - material jetting concrete

    自燃煤矸石代替骨料噴射砼研究與應用
  4. The ignition processes of two stages pc are studied. the influence of particle diameter distribution, parameters of two coal - air mixture, wall temperature of first ignition chamber is investigated

    數值模擬方法的建立,為感應加熱煤粉無油點火的研究開拓了研究思路,提高了研究進度,降低了研究成本。
  5. 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。
  6. On ignition mechanism of the plasma pulverized coal boiler of coal - fired boiler in power plant

    發電廠燃煤鍋爐等離子煤粉火炬鍋爐點火機理
  7. In view of safety the elementary and industrial analyses of coal samples were conducted, a systematic experiment was performed to investigate the minimum ignition temperature ( mit ) of zhangcun and changcun meager - lean coal in a g - g furnace, and the effect of dust concentration, spray - air pressure and dust particle size on the mit was analyzed

    摘要從工業安全形度出發,對實驗煤樣進行了元素分析和工業分析,在高德伯兒格格瑞瓦爾德爐中對潞安常村、漳村貧瘦煤的最低著火溫度進行了比較全面、系統的實驗研究,探討了煤粉質量濃度、噴吹壓力以及粒度對最低著火點的影響。
  8. Standard test method for granular activated carbon from coal - determination of ignition temperature

    煤質顆粒活性炭試驗方法著火點的測定
  9. 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。
  10. Discuss on coal ignition ' s precaution in fully mechanized top - coal caving mining

    淺談放頂煤綜採煤炭自燃的防治
  11. The research showed that for anthracite, lean coal and bituminous, the reaction rate became larger and the ignition activation energy became smaller

    結果表明:從無煙煤、貧煤、煙煤,其反應速率越來越大,著火活化能越來越低。
  12. Evwseev v s, yu a. application of coal gel - forming solution in prevention of coal self - ignition [ j ]. ugol, 1985 ( 9 )

    徐精彩,張辛亥,文虎.粉煤灰膠體在高瓦斯易燃煤層防滅火中的應用[ j ] .煤礦安全, 1999 ( 6 )
  13. 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。
  14. Although oil is used only in the case of ignition and low load operation, the amount is very great. in order to save the precious and expensive oil, a novel technology, induction - heating multi - stage free - oil ignition technology of pulverized coal ( mfit ), is brought forward in this thesis. based on the study of ignition mechanism of coal, ignition criterion, heating method and ignition theory of pulverized coal ( pc ), mfit integrates hot - wall ignition technology, induction heating technology and multi - stage ignition technology

    為降低電站鍋爐點火成本和低負荷運行費用、解決電站鍋爐點火用油和低負荷助燃用油居高不下的問題,在分析研究煤的著火機理、著火判據、加熱方式和煤粉的點燃理論的基礎上,本文將熱壁面點火、感應加熱、多級點火等過程有機地結合起來,進行了感應加熱煤粉多級無油點火的試驗研究。
  15. Study on model of coal blends ignition

    混煤著火模型研究
  16. Study on the method for determining dangerous zones of coal self - ignition in gobs in a fully mechanized top - coal caving face

    綜放面采空區遺煤自燃危險區域判定方法的研究
  17. Application and economic analysis of plasma pulverized coal ignition burner

    等離子點火燃燒裝置的工程應用及效益分析
  18. The industrial burner using the induction - heating free - oil ignition technology of pc is designed and constructed in this thesis. the experimental study is carried out on a boiler and the coal - air mixture is ignited successfully for the first time in plant. the industrial experiments provide valuable experience for the application of the new technology

    在理論研究的基礎上,本文進行了電站鍋爐感應加熱煤粉無油點火燃燒器的現場試驗研究,在電站鍋爐中成功地點燃了煤粉氣流,為該技術的正式工業應用積累了現場經驗。
  19. This flexion of graph can be defined as criterion of coal ignition character under excessive oxygen supply. based on viewpoints of coal ignition, we put forward assumption aiming at ignition character of coal with excessive oxygen. in this thesis, with comparison of average temperature increase among eleven kinds of coal, the following are obtained : homogeneous ignition happens when coal has higher volatile matter and there is a approximative direct - ratio relationship between temperature hoist before flexion and content of volatile matter ; on the other side, heterogeneous ignition occurs for the coal with lower volatile matter content because of collective influence of volatile matter and fixed carbon combustion, and one - to - one relationship between temperature increase before flexion and content of volatile matter does not exit

    以煤著火性質研究的觀點為基礎,對煤在過氧條件下的著火性質提出假設,通過11種標準煤樣在過氧條件下燃燒實驗,對比了拐點前後平均溫升與煤樣成分的關系,證實了揮發分含量較高的煤在過氧條件下發生均相著火燃燒,拐點前後量熱系統的溫升分別與揮發分和固定炭的含量成近似正比的關系;而揮發分含量較低的煤在過氧條件下發生非均相著火燃燒,拐點之前量熱系統的溫升由於受到揮發分和固定炭同時燃燒的影響,因而不存在溫升與揮發分含量之間單一的對應關系。
  20. Prevention and handling of tunnel fall of ground and coal spontaneous ignition

    巷道冒頂煤炭自燃發火的預防和處理
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