基于流量衰减曲线的岩溶含水层水文地质参数推求方法

doi:10.13278/j.cnki.jjuese.201506205

吉林大学学报(地球科学版) ›› 2015, Vol. 45 ›› Issue (6): 1817-1821.doi: 10.13278/j.cnki.jjuese.201506205

基于流量衰减曲线的岩溶含水层水文地质参数推求方法

赵良杰^1,2, 夏日元¹, 易连兴¹, 杨杨^1,2, 王喆^1,2, 卢海平^1,2

1. 中国地质科学院岩溶地质研究所, 广西桂林 541004;
2. 国土资源部岩溶动力学重点实验室, 广西桂林 541004

收稿日期:2015-03-01 发布日期:2015-11-26
作者简介:赵良杰(1986),男,助理研究员,主要从事地下水资源评价与管理研究,E-mail:zhaojie_0@karst.ac.cn。
基金资助:
国土资源部行业专项(201411100);中国地质大调查项目(1212011220959);中国地质科学院岩溶地质研究所基本科研业务费项目(121237128100249)

Calculation of Hydrogeological Parameters for Karst Aquifer Based on Flux Recession Curve

Zhao Liangjie^1,2, Xia Riyuan¹, Yi Lianxing¹, Yang Yang^1,2, Wang Zhe^1,2, Lu Haiping^1,2

1. Institute of Karst Geology, Chinese Academy of Geological Sciences, Guilin 541004, Guangxi, China;
2. Key Laboratory of Karst Dynamics, Ministry of Land Resources, Guilin 541004, Guangxi, China

Received:2015-03-01 Published:2015-11-26

摘要/Abstract

摘要：

分析流量衰减曲线是研究岩溶含水层水文地质参数的重要手段。在阐明流量衰减分析理论的基础上,通过连续监测一年寨底地下河出口的小时流量过程,共获取8 784组流量数据。首先选取典型的2013年9月25日3:00暴雨后至2013年10月13日17:00的446组流量数据作为研究对象,并利用MATLAB软件对该时间段的流量过程进行曲线拟合,从而确定了不同阶段流量衰减系数分别为0.642 5、0.025 8、0.001 5;然后通过流量衰减系数计算寨底不同含水介质导水系数T与给水度S的比值;最后利用裂隙率近似给水度的方法确定了寨底不同含水介质的水文地质参数。结果表明,寨底岩溶管道、裂隙、基岩介质导水系数分别为:258.87、3 865.98、40.64 m²/d。说明辅以必要的水文地质调查,确定管道分布和径流距离,流量衰减曲线可用于计算岩溶含水层不同介质的导水性能和给水度。

关键词: 流量衰减曲线, 水文地质参数, 岩溶地下河, 含水介质

Abstract:

Analysis of flux recession process is an important method to calculate hydrogeological parameters of karst aquifers. Based on the theoretical method of flux recession analysis, the author took the flux records from Sep.25th to Oct. 13th, 2013 as samples out of the total 8 784 sets of flux data through monitoring the export of underground river per hour throughout the whole year to fit flux recession process by MATLAB; and then the attenuation coefficients of three phases were obtained as 0.642 5, 0.025 8 and 0.001 5 respectively; at last, the ratios of hydraulic conductivity to specific yield were calculated, and the hydrogeological parameters were confirmed by given cranny ratio which was roughly equal to the specific yield. The result shows that the hydraulic conductivity for karst conduit, fissured and bedrock medium in Zhaidi basin were 258.87 m²/d, 3 865.98 m²/d, and 40.64 m²/d respectively. With the requisite hydrogeological survey, defined conduit distribution, and runoff distance, the method of flux recession analysis could be used to calculate the conductive capability and specific yield of different media for a karst aquifer.

Key words: flux recession curve, hydrogeological parameter, underground river, aquifer medium

中图分类号:

P642.26

赵良杰, 夏日元, 易连兴, 杨杨, 王喆, 卢海平. 基于流量衰减曲线的岩溶含水层水文地质参数推求方法[J]. 吉林大学学报(地球科学版), 2015, 45(6): 1817-1821.

Zhao Liangjie, Xia Riyuan, Yi Lianxing, Yang Yang, Wang Zhe, Lu Haiping. Calculation of Hydrogeological Parameters for Karst Aquifer Based on Flux Recession Curve[J]. Journal of Jilin University(Earth Science Edition), 2015, 45(6): 1817-1821.

参考文献

[1] 董贵明,束龙仓,田娟,等. 西南岩溶地下河系统水流运动数值模型[J]. 吉林大学学报:地球科学版,2011,41(4):1136-1143. Dong Guiming, Shu Longcang, Tian Juan, et al. Numerical Model of Groundwater Flow in Karst Underground River System, Southwestern China[J]. Journal of Jilin University:Earth Science Edition, 2011, 41(4): 1136-1143.

[2] John J Q, David T, James A K. Modeling Complex Flow in a Karst Aquifer[J]. Sedimentary Geology, 2006, 184:343-351.

[3] Schoeller H. Hydrodynamics of the Karst[J]. Hydrology of Fractured Rocks, 1965, 1: 3-20.

[4] Eisenlohr L, Kiraly L, Bouzelboudjen M, et al. Numerical Simulation as a Tool for Checking the Interpretation of Karst Spring Hydrographs[J]. Hydrology, 1997, 193: 306-315.

[5] Dewandel B, Lachassagne P, Bakalowicz M, et al. Evaluation of Aquifer Thickness by Analyzing Recession Hydrographs[J]. Hydrology, 2003, 274: 248-269.

[6] Fiorillo F. Tank-Reservoir Drainage as a Simulation of the Recession Limb of Karst Spring Hydrographs[J]. Hydrogeology Journal, 2011, 19: 1009-1019.

[7] Fiorillo F. The Recession of Spring Hydrographs, Focused on Karst Aquifers[J]. Water Resour Manage, 2014, 28: 1781-1805.

[8] 林敏. 泉流量衰减方程中α系数物理意义的探讨[J]. 勘察科学技术,1984(5) :6-10. Lin Min. Discussion for the Physical Significance of Coefficient in Spring Flow Attenuation Equation[J]. Site Investigation Science and Technology, 1984 (5): 6-10.

[9] 张艳芳,陈喜,程勤波,等. 基于流量衰减过程的岩溶地区水文地质参数推求方法[J]. 水电能源科学,2010, 28(11):55-58. Zhang Yanfang, Chen Xi, Cheng Qinbo, et al. Estimation of Hydrogeological Parameters for Karst Basin Based on Flux Depression Analysis[J]. Water Resources and Power, 2010, 28(11): 55-58.

[10] 束龙仓,范建辉,鲁程鹏,等. 裂隙管道介质泉流域水文地质模拟实验[J]. 吉林大学学报:地球科学版,2015, 45(3): 908-917. Shu Longcang, Fan Jianhui, Lu Chengpeng, et al. Hydrogeological Simulation Test of Fissure-Conduit Media in Springs Watershed[J]. Journal of Jilin University:Earth Science Edition,2015, 45(3): 908-917.

[11] Kovacs A, Perrochet P, Kiraly L, et al. A Quantitative Method for the Characterization of Karst Aquifers Based on Spring Hydrograph Analysis[J]. Journal of Hydrology, 2005, 303: 152-164.

[12] Baedke S J, Krothe N C. Derivation of Effective Hydraulic Parameters of a Karst Aquifer from Discharge Hydrograph Analysis[J]. Water Resources Research, 2001, 37(1): 13-19.

Metrics

Viewed

Full text

Abstract

Cited

Shared

Discussed

基于流量衰减曲线的岩溶含水层水文地质参数推求方法

Calculation of Hydrogeological Parameters for Karst Aquifer Based on Flux Recession Curve

PDF (PC)

摘要/Abstract

引用本文

使用本文

参考文献

相关文章 3

Metrics

本文评价

推荐阅读 0

[1]	束龙仓, 许杨, 吴佩鹏. 基于MODFLOW参数不确定性的地下水水流数值模拟方法[J]. 吉林大学学报(地球科学版), 2017, 47(6): 1803-1809.
[2]	鲁程鹏, 束龙仓, 苑利波, 张蓉蓉, 黄币娟, 王彬彬. 基于示踪试验求解岩溶含水层水文地质参数[J]. J4, 2009, 39(4): 717-721.
[3]	曹剑峰，沈媛媛，平建华，杜全友，刘梅侠. 地下水化学动力学法在大庆前进水源地求参中的应用[J]. J4, 2006, 36(01): 96-0102.