煤層的頂板 的英文怎麼說

中文拼音 [méicéngdedǐngbǎn]
煤層的頂板 英文
seam roof
  • 煤 : 名詞（黑色固體礦物） coal
  • 層 : i 量詞1 （用於重疊、積累的東西 如樓層、階層、地層） storey; tier; stratum 2 （用於可以分項分步的...
  • 的 : 4次方是 The fourth power of 2 is direction
  • 頂 : i 名詞（人體或物體的最上部） crown; peak; top Ⅱ動詞1 （用頭支承） carry on the head 2 （從下面拱...
  • 板 : Ⅰ名詞1 （片狀硬物體） board; plank; plate 2 （專指店鋪的門板） shutter 3 [音樂] （打拍子的樂器） ...
  • 煤層 : [地質學] coal rake; coal seam; coal bed
  1. Sedimentary control of coalbed methane in this region were expounded according to the control and influence of sedimentation on coal gathering action ( thickness of coal reservoirs, distributing and coal - bearing characteristics ), on forming and distributing, maceral, organic facies and coalfacies, cap formation types and their sealing capability of adjoining rock

    根據沉積作用對聚煤作用（煤儲層的厚度、分佈及含煤性特徵） ，對煤儲層的形成與展布、煤巖組成、有機相和煤相、頂底板蓋層類型與封蓋性能的控制和影響，討論了沉積作用的控氣特徵。
  2. Main factors and mechanics influencing water inrush from roof snadstone

    影響徐州礦區煤層頂板砂巖涌水的主要因素及機理
  3. Then, it summarizes the present situation of geophysical methods, and presents an introduction to some methods such as mine direct current method, mine transient electromagnetic method and geological radar exploration

    本文簡要介紹了我國煤礦生產的發展趨勢，說明地質構造及煤層頂、底板水問題是當前煤礦深部開采中所面臨的主要地質問題。
  4. Through analyzing on the different phenomena of gas pouring amount at different coal seam, different area at the same seam, different position at the same area, the coal thicknss, inclined angle, structure, roof and floor rock character and water content in coal est. geology factor are regarded as the main reason of effecting the gas pouring amount

    通過對不同煤層，同一煤層不同區域，同一區域不同地點瓦斯湧出量有很大差異現象的分析，認為煤層厚度、傾角、構造、頂底板巖性、煤中水分等地質因素是影響瓦斯湧出大小的主要原因。
  5. Abstract : based on the site actual measurements, the inversion analysis on the d estroy range of roof and floor by the combined mining of thin seams was made by using numerical modeling

    文摘:以現場實測結果為基礎，利用數值模擬與反演方法分析了薄煤層聯合開採的頂、底板破壞范圍。
  6. Research on second layer coal compound roof treatment

    二層煤復合頂板的治理方法研究
  7. In accordance with the occurrence behavior of roof strata and the fracture characteristics of key stratum in shallow seam longwall mining, studied post - buckling behavior of roof key stratum in the process of mining by using initial post - buckling theory, which derived a critical load and a breaking span of the main roof during the first weighting, determined the final subsidence and the maximum rotation angle for broken key stratum, and presented an application with the example of daliuta 1203 face

    摘要根據淺埋煤層頂板巖層的賦存特點和長壁開采時關鍵層的變形破斷特徵，應用初始后屈曲理論探討了開采過程中頂板關鍵層的后屈曲性態，得出了老頂初次來壓時頂板的臨界載荷和破斷步距，確定了頂板破斷后的極限下沉量和回轉角，並以神東礦區大柳塔1203工作面為例給出了工程實例。
  8. In order to optimize the parameters of running top coal under different coal and gangue fragmental size, on the basis of measuring and analyzing the distribution character of top - coal fragmental size, running top coal was studied for the coal seam with dead - unconsolidated thin sandstone roof by loose medium model experiment

    摘要為了優化不同煤矸塊度條件下的放煤工藝參數，在實測分析頂煤破斷塊度分佈特點的基礎上，採用散體模型試驗的方法對煤層頂板為極鬆散細砂巖條件下的放煤工藝進行了研究。
  9. By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakening of concentrated pressure at the bottom side are analyzed on actual geology data in pingdingshan 8th mine f15 and f ( subscript 16 - 17 )

    摘要採用相似模擬的方法，以平頂山八礦己二采區己15和己（下標16 - 17 ）煤層實際地質資料為基礎，分析了近距離煤層上煤層開采時，在上煤層采場兩側向的支承壓力分佈及集中程度、峰值距煤壁的距離、支承壓力的影響范圍；一定范圍內底板中集中應力的傳遞及漸衰減特徵。
  10. Research results show that different conformation mode of tectonite roof result in the difference of preservation condition of gas, intense pressing process of structural stress in the front of gliding structure result in mine gas outburst, and control on no. 2 gas source in tectonite roof is the best means by which the gas problem can be perfectly solved in gliding structure area

    研究結果表明：由於滑動構造區煤層頂板不同的結構類型，導致礦井瓦斯保存條件的差異；滑動構造前緣擠壓帶內強烈的擠壓應力作用是本區瓦斯突出的根本原因；控制采空區頂板的二次瓦斯源是治理滑動構造區瓦斯地質災害的根本之策。
  11. Through theoretical analyses in the article, the highly tough top - coal deflection before destroying is in inverse proportion to elastic mould, in direct proportion to tensile strength, and the conclusion that bigger deflection roof can ' t sufficiently transmit the compressible support to top - coal is drawn

    通過理論分析，獲得了高韌性煤層煤體在破壞前的撓度與彈性模量成反比，與抗拉強度成正比的關系，並得出撓度較大的頂板不能很好把支承壓力傳遞給頂煤的結論。
  12. Numerical simulation on the breakage and falling of thick and hard roof in shallow seam

    淺埋煤層厚硬頂板破斷與冒落的數值模擬
  13. On the basis of analyzing the geology conditions of qidong well field, using the rfpa2d analysis system, we have carried on the finite element analysis to the adjustment process of stress field and the damage evolution of the coal bed roof which was caused by coal bed mining

    摘要在分析祁東井田地質條件基礎上，利用rfpa2d分析系統對不同地應力條件下，由於煤層開采引起煤層頂板覆巖發生的損傷演化和應力場調整的過程進行了有限元分析。
  14. Study and practice on supporting technique in coal seam roof

    煤層頂板支護技術的研究與實踐
  15. Because the upper rocks are influenced after the mining lower coal, they glide along the primary bursting surface, and the upper rock layers can form surface - contact fabric by its shear and bulge function

    作者認為，下煤層開采後上覆頂板巖層受到二次擾動，其破壞移動主要是沿原有破裂面滑移，由於剪脹的作用，上覆巖層能夠形成面接觸的覆巖基本結構特徵。
  16. The results indicate that the stability for bifurcation point equilibrium configuration and post - buckling equilibrium path of roof strata can be revealed and an effective method for determining displacement field of imperfection structure can be provided by using initial post - buckling theory

    應用初始后屈曲理論可揭示淺埋煤層長壁開采頂板巖層的分叉點平衡構形及后屈曲平衡路徑的穩定性，是確定非完善結構位移場的一種有效方法。
  17. Mine ground pressure appearance and roof control of residual pillaring in upper layer in the mining of lower layer

    上層殘留煤柱在下層開采中的礦壓顯現與頂板控制
  18. Talking about the roof management at slope thick seam blast mining surface

    淺談傾斜厚煤層炮采工作面的頂板管理
  19. By theoretical analysis and actual measurement of field and phenomena analysis of rock burst, the author illustrates the directionless pressure, sudden movement and rupture of hard roof lead to the internal cracks of coal instable development, which easily results in rock burst happening

    摘要通過理論分析、現場實測和沖擊礦壓現象分析，說明了頂板堅硬巖層產生的靜壓和突然運動、破斷均可使煤體內部裂紋不穩定擴展而容易發生沖擊礦壓。
  20. Based on the in - situ observation of the firstly mined working face of nanliang coal mine, the roof movement, the roof weighting intensity, and entry deformation and failure of the working face were analyzed

    摘要通過南梁煤礦首采工作面采前的實驗研究和開采時的現場觀測，分析了工作面頂板的移動、來壓強度以及巷道變形破壞情況，總結了厚黏土覆蓋層淺埋煤層單體長壁工作面的礦壓顯現規律。
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