Huang Xia, Zhou Long, Yang Pengnian, et al. Dynamic Monitoring and Extraction of Groundwater Flow Field Based on Well and Electric Dual Control Platform[J]. Bulletin of Soiland Water Conservation, 2021, 41(2): 128-134.
DOI:
Huang Xia, Zhou Long, Yang Pengnian, et al. Dynamic Monitoring and Extraction of Groundwater Flow Field Based on Well and Electric Dual Control Platform[J]. Bulletin of Soiland Water Conservation, 2021, 41(2): 128-134. DOI: 10.13961/j.cnki.stbctb.2021.02.017.
Dynamic Monitoring and Extraction of Groundwater Flow Field Based on Well and Electric Dual Control Platform
[Objective] Based on the advantages of the "well and electricity dual control" platform that has been built in the irrigation area
the dynamic changes of the groundwater flow field during the mining period were obtained by using the water level of the pumping well
in order to provide technical support for the scientific management and rational utilization of groundwater resources.[Methods] Using Processing MODFLOW software to simulate the simulated flow field in the study area
and taking it as the criterion for determining the flow field of the pumping well water level
the fitting effect of the flow field was evaluated and improved.[Results] The flow field obtained by directly using the water level of the pumping well was smaller than the simulation flow field. The flow field obtained by using the water level after the corrected drawdown of the pumping well had a good fitting effect with the simulated flow field
but it should be calculated in combination with the model in practice. The dynamic flow field obtained was close to the simulated flow field and was easy to implement by installing water level monitoring equipment in some pumping wells and adding special monitoring wells
indicating that the method could be used for dynamic monitoring of the flow field in the study area.[Conclusion] The proposed method of using pumping wells as monitoring wells based on the "well and electricity dual control" system effectively can solve the problem of deviations in groundwater management caused by the low density of groundwater monitoring stations and poor information transmission timeliness. It has certain application value for strengthening the dual control management of groundwater level and water volume and the protection of regional groundwater resources.
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