volatile coal 中文意思是什麼

volatile coal 解釋
揮發性煤
  • volatile : adj. 1. 揮發(性)的,飛散(性)的。2. 快活的,輕快的。3. 易變的,反復無常的,輕浮的。
  • 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. Pakistan ' s coal, because of its high content of volatile matter and non - coking properties, is to be carbonized in a low temperature carbonization plant

    由於含有大量揮發物及具有非焦化性,巴基斯坦的煤需要在低溫碳化裝置中加以碳化。
  2. After implementation, the occurrence of explosion problem in coal pulverizing system while burning high volatile coal has been effectively controlled, enhancing safety and stability in the coal pulverizing, obtaining obvious good results

    該措施實施后,有效地控制了燃用高揮發煤時制粉系統爆炸的發生,提高了制粉系統運行的安全性。
  3. The above analysis shows that both ultrapure volatile coal, the reduction coal or organic functional group content has proven to reduce the chemical treatment makes coal organic structure changes

    以上分析可以看出,無論是超純煤揮發分的降低,還是煤粉中有機官能團含量的降低都證明化學處理使得煤粉有機結構發生了變化。
  4. Directing against explosive phenomenon in coal system while burning high volatile coal in the boiler, the causes resulting in explosion have been analysed, and several concrete measures for preventing explosion in the coal pulverizing system being put forward

    摘要針對鍋爐燃用高揮發分煤時中貯式制粉系統的爆炸現象,分析了造成爆炸的原因,並提出了防止制粉系統爆炸的具體措施。
  5. Methods for analysis and testing of coal and coke - determination of volatile matter content

    煤和焦炭分析和試驗方法.揮發物含量測定
  6. Abstract : at measurement of the temperature increasing and analysi s of gas composition in the pellet layers during reduction of iron ore - coal pel let in air, it is found out that released volatile from the pellet is fired when the pellet is heated to the beginning temperature of fast release of volatile, and after the heat output of fired volatile heats the pellet to the beginning tempe rature of fast reduction by carbon, combustion of co generated by the reduction of carbon takes place and the heat output of burnt co is transferred into the pel let to supply the endothermic reduction in the pellet

    文摘:通過測量鐵礦-煤球團在空氣中還原時料層溫度上升規律和氣體成分變化情況,得出了球團被加熱到揮發分開始激烈析出溫度時,揮發分開始燃燒,放出的熱是將球團加熱到碳的直接還原開始激烈進行溫度時,碳的還原產生的co氣體開始燃燒,提供球團還原耗熱
  7. At measurement of the temperature increasing and analysi s of gas composition in the pellet layers during reduction of iron ore - coal pel let in air, it is found out that released volatile from the pellet is fired when the pellet is heated to the beginning temperature of fast release of volatile, and after the heat output of fired volatile heats the pellet to the beginning tempe rature of fast reduction by carbon, combustion of co generated by the reduction of carbon takes place and the heat output of burnt co is transferred into the pel let to supply the endothermic reduction in the pellet

    通過測量鐵礦-煤球團在空氣中還原時料層溫度上升規律和氣體成分變化情況,得出了球團被加熱到揮發分開始激烈析出溫度時,揮發分開始燃燒,放出的熱是將球團加熱到碳的直接還原開始激烈進行溫度時,碳的還原產生的co氣體開始燃燒,提供球團還原耗熱
  8. Classification for volatile matter of coal

    煤的揮發分產率分級
  9. Technical conversion of burning low volatile coal for yuhe 2 000 t d cement product line

    生產線燃低揮發分煤的技術改造
  10. 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。
  11. Aiming at the coal under the building, rail and water, difficultly - mined coal and the side of strip mine, hardly mined, but it is utilization for the ucg study on field test of air coal gas, water coal gas, rich oxygen coal on the side of strip the side of strip mine mine of fu xin, using the ucg for the mineral well, getting the method for building stove of ucg, obtain different coal gas group and heat value for the different gasification craft high volatile, multiple thin coal seams on the side of strip mine are suitable to underground coal gasification to produce middle low heat value gas

    摘要針對「三下」煤層,難採煤層,復雜煤層以及露天邊坡剩餘的煤炭資源,並工開采不經濟或難以開采,可利用煤炭地下氣化將這些殘余資源得以回收利用,試驗利用礦井式煤炭地下氣化方式,對阜新礦露天邊坡進行了空氣煤氣、水煤氣、富氧煤氣的工業性試驗研究,通過煤炭地下氣化工業性試驗,得出在露天邊坡礦井式氣化建爐方式,不同氣化工藝的煤氣組分,熱值。
  12. The hf of different chars indicates that decreasing coal particle size and increasing oxygen density lead to increased burn out characteristic of chars. a mathematic model concerns with pyrolysis, combustions of volatile and char, reactions between volatiles and char with nox is developed. the experimental reburn processes have been simulated

    利用hf對再燃過程中煤焦燃盡性能的變化規律進行了分析,發現在相同的反應時間內,煤粉越細小、再燃區的過量空氣系數越大,煤焦中殘留的可燃質份額就越少,而且殘留的可燃質越容易燃盡。
  13. Finally, some problems met in the induction - heating free - oil ignition technology of pc, such as cokeability and ignition of low volatile coal, are analyzed and discussed. this broadens the way for further research

    最後,本文對感應加熱煤粉無油點火中存在的結焦問題和低揮發份煤種的點燃問題進行分析和討論,為今後的研究積累了經驗、開拓了思路。
  14. Interferences to experimental results by effects of coal inhomogeneity, particle size and volatile release on char properties have been greatly reduced by special methods. pyrolysis chars have been obtained under various well - controlled conditions close to those of cfb combustion

    實驗研究排除了煤質不均勻性、粒徑和揮發分析出的干擾,同時又處于實際cfb燃燒條件范圍內,可以嚴格控制熱解焦碳制備條件。
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