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康向涛等:低透气性原煤瓦斯渗流各向异性试验研究 ·975 stress fields.Transp Porous Media,2012,94(1):87 4结论 [9]Liu Y B,Cao S G,Li Y,et al.Experimental study of swelling (1)两个方向煤样的全应力一应变曲线可分为孔 deformation effect of coal induced by gas adsorption.Chin I Rock Mech Eng,2010,29(12):2484 隙裂隙压密阶段、线弹性阶段、屈服变形到峰值强度阶 (刘延保,曹树刚,李勇,等.煤体吸附瓦斯膨胀变形效应的 段以及应变软化阶段四个阶段.平行层理煤样渗透率 试验研究.岩石力学与工程学报,2010,29(12):2484) 在屈服点前呈线性减少,垂直层理煤样渗透率则基本 [10]Huang X M.Experimental study on influence of structural anisot- 呈线性增加,屈服点后两个方向煤样的渗透率均呈非 ropy of coal upon gas permeability.Min Saf Environ Prot,2012. 线性增长 39(2):1 (2)平行层理煤样抗压强度低,轴向应变大,横向 (黄学满.煤结构异性对瓦斯渗透特性影响的实验研究.矿 业安全与环保,2012,39(2):1) 应变小,破裂面呈粉碎状:垂直层理煤样抗压强度高, 01] DengT.Experiment of Coal Containing Gas under the Condition 轴向应变小,横向应变大,破坏面呈参差状断口 of Unloading Confining Pressure Research on Relief Scope of Upper (3)两个方向煤样的瓦斯渗流试验,对瓦斯在煤层 Protectire Seam Mining [Dissertation].Chongqing:Chongqing 中的渗流方向性和瓦斯抽采参数的优化具有一定意义. University,2012 (邓涛.含瓦斯煤岩卸围压实验及上解放层解放范围的研究 参考文献 [学位论文].重庆:重庆大学,2012) 1]Yao W,Jin LZ,Zhang J.Numerical simulation of gas drainage [12]Jiang C B,Yin GZ,Huang Q X,et al.Experiment of deforma- with high position boreholes in goaf.IUnir Sci Technol Beijing, tion property and gas permeation of containing gas coal under 2010,32(12):1521 confining pressure unloading process.China Coal Soc,2011, (姚伟,金龙哲,张君.采空区高位钻孔瓦斯抽放的数值模 36(5):802 拟.北京科技大学学报,2010,32(12):1521) (蒋长宝,尹光志,黄启翔,等.含瓦斯煤岩卸围压变形特征 2]Ding H C.Jiang ZA,Han Y L.Numerical simulation and appli- 及瓦斯渗流试验.煤炭学报,2011,36(5):802) cation of boreholes along coal seam for methane drainage.J Unir 03] Wu H J.The Theory and Technology Study on Pressure Relief and Sci Technol Beijing,008,30(11):1205 Permeability Enhancements of the Coal Seam with High Concen- (丁厚成,蒋仲安,韩云龙.顺煤层钻孔抽放瓦斯数值模拟与 tration of Gas and Low Permeability [Dissertation].Xuzhou: 应用.北京科技大学学报,2008,30(11):1205) China University of Mining&Technology,2009 B]Ma Z G,Miao XX,Chen Z Q,et al.Experimental study of per- (吴海进.高瓦斯低透气性煤层卸压增透理论与技术研究 meability of broken coal.Rock Soil Mech,2009,30(4):985 [学位论文].徐州:中国矿业大学,2009) (马占国,缪协兴,陈占清,等.破碎煤体渗透特性的试验研 04] Xu J,Peng S J,Yin G Z,et al.Development and application of 究.岩土力学,2009,30(4):985) triaxial servo-ontrolled seepage equipment for thermofluid-solid 4]Guo D Y,Li P F,Shan Z Y,et al.Drilling parameters of deep- coupling of coal containing methane.Chin Rock Mech Eng, hole cumulative blasting to improve coal seam permeability in gas 2010,29(5):907 drainage.J Univ Sci Technol Beijing,2013,35(1):16 (许江,彭守建,尹光志,等.含瓦斯煤热流固耦合三轴伺服 (郭德勇,吕鹏飞,单智勇,等.瓦斯抽放煤层增透深孔聚能 渗流装置的研制及应用.岩石力学与工程学报,2010,29 爆破钻孔参数.北京科技大学学报,2013,35(1):16) (5):907) Yin GZ,Huang Q X,Zhang D M,et al.Test study of gas seep- 05] Wang D K,Wei J P,Yin G Z.Investigation on change rule of age characteristics of gas-bearing coal specimen during process of permeability of coal containing gas under complex stress paths deformation and failure in geostress field.ChinRock Mech Eng, Chin J Rock Mech Eng,2012,31(2):303 2010,29(2):336 (王登科,魏建平,尹光志.复杂应力路径下含瓦斯煤渗透性变 (尹光志,黄启翔,张东明,等.地应力场中含瓦斯煤岩变形 化规律研究.岩石力学与工程学报,2012,31(2):303) 破坏过程中瓦斯渗透特性的试验研究.岩石力学与工程学 [16 Scheidegger A E.The physics of flow through porous media.Soil 报,2010,29(2):336) Sci,1958,86(6):355 6]Xu J.Zhang DD,Peng S J,et al.Experimental research on in- [17]Yin GZ,Jiang C B.Li X Q,et al.An experimental study of gas fluence of temperature on mechanical properties of coal containing permeabilities of outburst and nonoutburst coals under complete methane.Chin J Rock Mech Eng,2011,30(Suppl 1):2730 stress-strain process.Rock Soil Mech,2011,32(6):1613 (许江,张丹丹,彭守建,等温度对含瓦斯煤力学性质影响的试 (尹光志,蒋长宝,李晓泉,等.突出煤和非突出煤全应力一 验研究.岩石力学与工程学报,2011,30(增刊1):2730) 应变瓦斯渗流试验研究.岩土力学,2011,32(6):1613) Ma FY,Wang YQ,Wang L,et al.Influence of moisture content [18]Cao S G,Li Y,Guo P,et al.Comparative research on permea- in coal rock on permeability.Lithol Reserv,2013,25(3):97 bility characteristics in complete stressstrain process of bri- (马飞英,王永清,王林,等.煤岩中水分含量对渗透率的影 quettes and coal samples.Chin J Rock Mech Eng,2010.29 响.岩性油气藏,2013,25(3):97) (5):899 [8]Yin G Z,Jiang C B,Xu J,et al.An experimental study on the (曹树刚,李勇,郭平,等.型煤与原煤全应力一应变过程渗流特 effects of water content on coalbed gas permeability in ground 性对比研究.岩石力学与工程学报,2010,29(5):899)康向涛等: 低透气性原煤瓦斯渗流各向异性试验研究 4 结论 ( 1) 两个方向煤样的全应力--应变曲线可分为孔 隙裂隙压密阶段、线弹性阶段、屈服变形到峰值强度阶 段以及应变软化阶段四个阶段. 平行层理煤样渗透率 在屈服点前呈线性减少,垂直层理煤样渗透率则基本 呈线性增加,屈服点后两个方向煤样的渗透率均呈非 线性增长. ( 2) 平行层理煤样抗压强度低,轴向应变大,横向 应变小,破裂面呈粉碎状; 垂直层理煤样抗压强度高, 轴向应变小,横向应变大,破坏面呈参差状断口. ( 3) 两个方向煤样的瓦斯渗流试验,对瓦斯在煤层 中的渗流方向性和瓦斯抽采参数的优化具有一定意义. 参 考 文 献 [1] Yao W,Jin L Z,Zhang J. Numerical simulation of gas drainage with high position boreholes in goaf. J Univ Sci Technol Beijing, 2010,32( 12) : 1521 ( 姚伟,金龙哲,张君. 采空区高位钻孔瓦斯抽放的数值模 拟. 北京科技大学学报,2010,32( 12) : 1521) [2] Ding H C,Jiang Z A,Han Y L. Numerical simulation and appli￾cation of boreholes along coal seam for methane drainage. J Univ Sci Technol Beijing,2008,30( 11) : 1205 ( 丁厚成,蒋仲安,韩云龙. 顺煤层钻孔抽放瓦斯数值模拟与 应用. 北京科技大学学报,2008,30( 11) : 1205) [3] Ma Z G,Miao X X,Chen Z Q,et al. Experimental study of per￾meability of broken coal. Rock Soil Mech,2009,30( 4) : 985 ( 马占国,缪协兴,陈占清,等. 破碎煤体渗透特性的试验研 究. 岩土力学,2009,30( 4) : 985) [4] Guo D Y,Lü P F,Shan Z Y,et al. Drilling parameters of deep￾hole cumulative blasting to improve coal seam permeability in gas drainage. J Univ Sci Technol Beijing,2013,35( 1) : 16 ( 郭德勇,吕鹏飞,单智勇,等. 瓦斯抽放煤层增透深孔聚能 爆破钻孔参数. 北京科技大学学报,2013,35( 1) : 16) [5] Yin G Z,Huang Q X,Zhang D M,et al. Test study of gas seep￾age characteristics of gas-bearing coal specimen during process of deformation and failure in geostress field. Chin J Rock Mech Eng, 2010,29( 2) : 336 ( 尹光志,黄启翔,张东明,等. 地应力场中含瓦斯煤岩变形 破坏过程中瓦斯渗透特性的试验研究. 岩石力学与工程学 报,2010,29( 2) : 336) [6] Xu J,Zhang D D,Peng S J,et al. Experimental research on in￾fluence of temperature on mechanical properties of coal containing methane. Chin J Rock Mech Eng,2011,30( Suppl 1) : 2730 ( 许江,张丹丹,彭守建,等. 温度对含瓦斯煤力学性质影响的试 验研究. 岩石力学与工程学报,2011,30( 增刊1) : 2730) [7] Ma F Y,Wang Y Q,Wang L,et al. Influence of moisture content in coal rock on permeability. Lithol Reserv,2013,25( 3) : 97 ( 马飞英,王永清,王林,等. 煤岩中水分含量对渗透率的影 响. 岩性油气藏,2013,25( 3) : 97) [8] Yin G Z,Jiang C B,Xu J,et al. An experimental study on the effects of water content on coalbed gas permeability in ground stress fields. Transp Porous Media,2012,94( 1) : 87 [9] Liu Y B,Cao S G,Li Y,et al. Experimental study of swelling deformation effect of coal induced by gas adsorption. Chin J Rock Mech Eng,2010,29( 12) : 2484 ( 刘延保,曹树刚,李勇,等. 煤体吸附瓦斯膨胀变形效应的 试验研究. 岩石力学与工程学报,2010,29( 12) : 2484) [10] Huang X M. Experimental study on influence of structural anisot￾ropy of coal upon gas permeability. Min Saf Environ Prot,2012, 39( 2) : 1 ( 黄学满. 煤结构异性对瓦斯渗透特性影响的实验研究. 矿 业安全与环保,2012,39( 2) : 1) [11] Deng T. Experiment of Coal Containing Gas under the Condition of Unloading Confining Pressure Research on Relief Scope of Upper Protective Seam Mining [Dissertation]. Chongqing: Chongqing University,2012 ( 邓涛. 含瓦斯煤岩卸围压实验及上解放层解放范围的研究 [学位论文]. 重庆: 重庆大学,2012) [12] Jiang C B,Yin G Z,Huang Q X,et al. Experiment of deforma￾tion property and gas permeation of containing-gas coal under confining pressure unloading process. J China Coal Soc,2011, 36( 5) : 802 ( 蒋长宝,尹光志,黄启翔,等. 含瓦斯煤岩卸围压变形特征 及瓦斯渗流试验. 煤炭学报,2011,36( 5) : 802) [13] Wu H J. The Theory and Technology Study on Pressure Relief and Permeability Enhancements of the Coal Seam with High Concen￾tration of Gas and Low Permeability [Dissertation]. Xuzhou: China University of Mining & Technology,2009 ( 吴海进. 高瓦斯低透气性煤层卸压增透理论与技术研究 [学位论文]. 徐州: 中国矿业大学,2009) [14] Xu J,Peng S J,Yin G Z,et al. Development and application of triaxial servo-controlled seepage equipment for thermofluid--solid coupling of coal containing methane. Chin J Rock Mech Eng, 2010,29( 5) : 907 ( 许江,彭守建,尹光志,等. 含瓦斯煤热流固耦合三轴伺服 渗流装置的研制及应用. 岩石力学与工程学报,2010,29 ( 5) : 907) [15] Wang D K,Wei J P,Yin G Z. Investigation on change rule of permeability of coal containing gas under complex stress paths. Chin J Rock Mech Eng,2012,31( 2) : 303 ( 王登科,魏建平,尹光志. 复杂应力路径下含瓦斯煤渗透性变 化规律研究. 岩石力学与工程学报,2012,31( 2) : 303) [16] Scheidegger A E. The physics of flow through porous media. Soil Sci,1958,86( 6) : 355 [17] Yin G Z,Jiang C B,Li X Q,et al. An experimental study of gas permeabilities of outburst and nonoutburst coals under complete stress--strain process. Rock Soil Mech,2011,32( 6) : 1613 ( 尹光志,蒋长宝,李晓泉,等. 突出煤和非突出煤全应力-- 应变瓦斯渗流试验研究. 岩土力学,2011,32( 6) : 1613) [18] Cao S G,Li Y,Guo P,et al. Comparative research on permea￾bility characteristics in complete stress--strain process of bri￾quettes and coal samples. Chin J Rock Mech Eng,2010,29 ( 5) : 899 ( 曹树刚,李勇,郭平,等. 型煤与原煤全应力--应变过程渗流特 性对比研究. 岩石力学与工程学报,2010,29( 5) : 899) · 579 ·
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