rank of coal 中文意思是什麼

rank of coal 解釋
煤的品級
  • rank : n 1 列，排；【軍事】行列；〈pl 〉陣線，隊伍，軍隊；〈pl 〉士兵，列兵。2 階層，等級，地位；身份；...
  • of : OF ＝Old French 古法語。
  • 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. Under general geological study of exploratory development of coalbed gas and underground gasification of coal bed in eastern depression of liaohe basin, authors apply the basic principle of coal geology and the data of vitrinite reflectance and technical analysis of coal to ascertain that coal classification are dominantely the lignite, long - flame coal and gas coal of coal - bearing upper section of third member of shahejie formation, and then dissertate the variational regularity between coal rank and buried depth in vertical and otherness of vertical limit of coal rank in different coal - rich regions

    摘要運用煤田地質學基本理論和煤的鏡質組反射率值及工業分析等有關數據，確定了遼河盆地東部凹陷古近系沙三段含煤亞段的煤種主要為褐煤、長焰煤和氣煤；進而闡述了該煤段垂向上煤級與埋深的變化規律性、不同賦煤區各煤級垂向界限的差異性。
  2. Determination of transmittance for low rank coal

    低煤階煤的透光率測定方法
  3. First of all, the substance foundation of low - rank coal cbm generation in the basin has been discussed according to the development of coal reservoir, coal petrography, coal properties, coal rank, coal genera, coal facies feature of lower jurassic badaowan formation ( jlb ) and middle jurassic xishanyao formation ( j2x )

    首先，根據下侏羅統八道灣組（ j _ 1b ）和中侏羅統西山窯組（ j _ 2x ）煤儲層發育、煤巖、煤質、煤級、煤類、煤相地質特徵論述了本區低煤級煤層氣生成的物質基礎。
  4. Through investigating by use of correspondence analysis method, it was proved that the coal facies is the main control factor affecting pore system differential development of the coal reservoirs at high - rank stage in the basin and the high - rank coal has caused a common character of disadvantaging the coalbed methane ' s being produced from the pore system in the coal reservoirs overall

    應用對應分析方法發現煤相是該盆地煤儲層孔隙系統在高煤層級階段差異發育的主導控制因素，而高煤級造就了該盆地煤儲層孔隙系統總體上不利於煤層氣產出的共同特徵。
  5. Coal seam texture and coal rank configuration of mega coal seam in jiangcang mining area and reserve estimation method

    江倉礦區巨厚煤層煤種結構與煤種儲量計算方法
  6. Advanced instrument and testing techniques including adopting mercury injection apparatus, specific surface analyses apparatus, porosity - permeability measurement apparatus, isothermal adsorption instrument and drill core flow experiment system, etc., are also adopted. on the basis of study on gas zoning, known cbm show and its component, generating mechanism of low coal rank cbm are discussed. the author pointed out that generated cbm should consist of primary biogenic methane gas in lignite stage, thermogenic methane gas in long - flame coal to gas / fat coal stage, and deuterogenic biogenic methane gas in coal seam imbedded stage

    在本區瓦斯分帶、已知煤層氣顯示及其組分研究基礎上，探討了低煤級煤層氣的生成機制，指出生成的煤層氣應包括褐煤階段的原生生物甲烷氣、長焰煤?氣肥煤階段的熱成因甲烷氣和煤層埋藏階段的次生生物甲烷氣三種成因甲烷氣體；進而論述了煤儲層含氣飽和度、臨界解吸壓力、臨儲壓力比、地解壓差等甲烷解吸特徵，實測與理論含氣量、煤層氣資源量與資源豐度等煤儲層含氣性特徵。
  7. The analysis considered the improvement of the coalbed physical property by heat in structural movements in high coal rank reservoirs and the important role of biogas and free gas in low rank cbm reservoirs

    在分析過程中考慮了構造熱事件對高煤階煤層氣藏物性的改造作用和生物氣、游離氣在低煤階煤層氣成藏過程中的作用。
  8. Aim at the present condition that the permeability of high rank coal reservoirs and its dynamic change regulation have been rarely studied, based on the modern testing technologies and actual measure data of coalbed methane ( cbm ) well with better drainage effect in qinshui basin, using the international advanced cbm well numerical simulation software ( comet2 ), the dynamic change regulation of the permeability of high rank coal reservoirs during gas recovery has been discussed, using the gas and water recovery process in divided stage is matched

    摘要針對高煤級煤儲層滲透率尤其是其動態變化規律極少開展研究的現狀，基於現代測試技術和沁水盆地排采效果較好的煤層氣井實測排采數據，利用目前國際上較為先進的煤層氣數值模擬軟體comet2 ，採用分段擬合的方法對煤層氣井的產氣、產水過程進行歷史擬合和修正，進而對高煤級煤儲層滲透率在開采中的動態變化規律進行了探討。
  9. More than forty coal samples collected from thirteen coal mines in the north, central and south parts of qinshui basin were studied in detail so as to find out the main control factor affecting pore differential development of the high - rank coal reservoirs in the basin

    為查明影響沁水盆地高煤級煤儲層孔隙系統差異發育的主控因素，對采自該盆地北、中及南部6個市縣13個礦區的40餘件樣品進行了詳細解剖研究。
  10. Peat, the first stage in the formation of coal, is a low-rank material.

    泥炭是煤形成的第一階段，是一種低質煤。
  11. Effect of coal rank on the properties of coal - based activated carbon honeycomb monoliths

    煤種對蜂窩狀活性炭性能的影響
  12. The municipality has 49 kinds of minerals with proved reserves and 218 mineral deposits, and the main minerals include coal, lead, zinc, copper, iron, tungsten, antimony, cement limestone and granite, of which 35 kinds rank top three and 23 kinds top one in the province

    全市已探明儲量的礦產49種，礦床218個，主要礦種有煤炭、鉛、鋅、銅、鐵、鎢、銻、水泥灰巖、花崗石等，其中保有儲量位居全省前三位的有35種，居第一位的有23種。
  13. The differences between high and low coal rank reservoirs are analyzed from such aspects as the conditions of the coalbed methane ' s fountain, the coalbed adsorption capacity, the hydrogeologic and physical property of coal beds, and the reservoir forming process

    摘要從煤層氣成藏的氣源條件、煤層的儲集能力、煤層的物性、煤層的水文地質條件和成藏過程等方面，分析了高煤階煤層氣和低煤階煤層氣成藏的差異性。
  14. Multi - hierarchical, multimeans, comprehensive and deepened research on the macrofractures, microfractures system and pores system features, capacity of cbm storage and osmosis, adsorption characteristic, as well as physical properties of surrounding rocks of coal reservoirs have been made. furthermore, classifying standard and identifying characteristics for fractures - pores system of low coal rank coal reservoirs in zhungaer basin has been put forward as well. in this process, some routine instrument are used, such as viewing coal mine scene and hand specimen, observing polished section and surface which are made from lump coal and powder coal samples, observing and image analyses under the common microscope ' s transmitted light, reflection light and fluorescence

    通過礦井現場、鏡下觀察統計等常規手段，採用多種先進儀器和測試技術展開對煤儲層的裂隙系統與孔隙系統發育特徵、儲滲性能、吸附特性及煤儲層圍巖物性特徵的多層次、多手段分析，並綜合室內外觀測及前人成果，提出了煤儲層裂隙與孔隙系統的劃分標準與識別特徵，分別從宏微觀尺度、定性與定量層次對裂隙與孔隙系統特徵及其與煤儲層儲滲性能關系的研究。
  15. Numerical simulation on dynamic variation of the permeability of high rank coal reservoirs during gas recovery

    高煤級煤儲層滲透率在煤層氣排采中的動態變化數值模擬
  16. On the basis of surveying on research actuality and advance of coalbed methane reservoirs geology, regional geological background and sedimentary characteristic of jurassic coal reservoirs, this dissertation proceeded integrative study on low - rank coal reservoirs and preliminary probing into its coalbed methane pool forming mechanism in zhungaer basin, northwest china

    本文在國內外煤層氣儲層地質研究現狀及進展、準噶爾盆地侏羅系煤儲層地質背景和沉積特徵調研基礎上，對低煤級煤儲層特徵及其富氣成藏機制進行了初步研究。
  17. Coal refuse - fired electric power plant and rational utilization of low - rank coal

    協莊煤礦綜合利用煤矸石發電的實踐
  18. According to the coal rank, blending rate, combustibility and slagging ability, the optimization process flow sheet of steam coal blending are introduced briefly. total coal quality engineering analysis system is set up

    基於煤質工程分析來進行優化配煤，不僅考慮了煤質對鍋爐燃燒過程的影響，而且考慮煤質對整個鍋爐工作過程以及電廠工作過程的影響。
  19. Firstly, adsorption characteristics of methane on different rank coals are investigated and the diversities among ch4, n2 and co2 are compared. several classical adsorption models are evaluated and the optimal one is selected out for describing adsorption process of gas on coal

    對比了不同煤吸附ch _ 4 、 n _ 2 、 co _ 2單組分氣體的差異性，評價了幾種常用模型模擬煤吸附氣體的效果，選出了更適用於描述煤吸附氣體的吸附模型。
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