To detect water seepage and ensure the safety of Pumped Storage Power Station (PSPS) facilities, we apply the electrical resistivity method to evaluate the leakage when the water level is on the rise.
اقرأ أكثر
ensure the safety and benefits of pumped-storage power sta-tions, analysis and evaluation are important for seepage pre-vention and drainage measures of underground projects (Ahmedetal. 2014; Hassanietal. 2016).The frequently used anti-seepage measures in
اقرأ أكثر
Based on the geological and hydrogeological conditions of the Jurong Pumped Storage Hydroelectric Power Station (JPSHP), a 3D groundwater flow model was developed in the power station area, which took into account the heterogeneity and anisotropy of fractured rocks. A control inversion method for fractured rock structural …
اقرأ أكثر
The water-retaining structure of the upper reservoir will be a rockfill dam with a reinforced concrete facing (Fig. 2).The direction of dam axis will be NE (16.5°), the elevation of dam crest will be 395.50 m, the top of the wave wall will be at 396.70 m, the maximum dam height will be 76.50 m, the width of dam crest will be 8 m, and the total …
اقرأ أكثر
Seepage analysis and assessment of the effect of seepage control at reservoir sites are essential parts of dam design and operations, and of considerable significance for the safe and economic design of the masses and hydraulic structures associated with reservoir sites. In this study, a systematic process is provided for the …
اقرأ أكثر
Effect of the storage level in the reservoir on seepage The water level in the Xiaolangdi water control project changes with time, generally falling in the range from 230.0 to 275.0 m. So, the change in seepage quantity for the two above-mentioned water levels was
اقرأ أكثر
Research on anti seepage and reinforcement technology of dam in water conservancy project construction [J]. Theoretical research on urban construction (electronic version), 2020, (04): 55 + 11.
اقرأ أكثر
evolution of anti-seepage curtains in the high water head tunnel surrounding rock Tao Yu, Shaohua Hu, Guang Zhang et al. ... Reservoir of a Pumped Storage Power Station Zhang kai1,2, Xu liqun1* 1 College of Water Conservancy and Hydropower Engineering 2 ...
اقرأ أكثر
In large-scale hydropower projects, the anti-seepage curtain is an important measure to reduce the leakage of reservoirs and ensure the stability of …
اقرأ أكثر
Looking at the global potential, the water storage cost with SPHS varies from 0.007 to 0.2 US$ m− 3 of water stored (Fig. 2a). This large cost difference is due to the variation in topography ...
اقرأ أكثر
The earth dam leakage is a major security risk for the water conservancy project. A permeability of the dam, seepage stability analysis, several principles, advantages and disadvantages, and applicability of the dam seepage technology analysis, comparison, selection and validation for seepage control and reinforcement of such …
اقرأ أكثر
They validated their model using results of water spray and steam curtain experiments. Li et al. (2017) presented a three-dimensional numerical method for seepage to analyze the water-sealed oil storage caverns. They pointed out that the location of pipe is an important factor for the safe storage of oil and gas in the underground.
اقرأ أكثر
3Shanxi Xilongchi Pumped Storage Power Station Co., Ltd, Xinzhou Shanxi 035503, China 4 School of Soil and Water Conservation, Beijing Forestry University, Beijing 100083, China Abstract: If the sand-free cushion of concrete anti-seepage panels of …
اقرأ أكثر
The frequently used anti-seepage measures in pumped-storage power stations are setting linings in water ... Seep3D commercial software was used and has shown water seepage discharge of about 1.18E ...
اقرأ أكثر
Good tightness is one of the necessary conditions for an anhydrite mine-out space to be used for underground crude oil storage. Combining engineering geological surveys, laboratory tests, and numerical simulations, this paper quantitatively analyses the tightness of the Anhui Hengtai anhydrite mine-out under different working conditions and …
اقرأ أكثر
regarding the anti-seepage performance of reservoir basins. However, there is no existing project in the world that has completelyleak-resistantmeasures.Thus,itisparticularlyim-portant to study seepage laws and anti-seepage safety precau-tions (Brun et al. 2015).
اقرأ أكثر
[1] Li Y. J., Zhou J. P. et al. 2006 Study on and Application of Geotech – Membrane in the Leakage Prevention Works of Reservoir of the Pumped Storage Power Station J. Water Power. 03 67-69+80 Google Scholar [2] Shen Z. Z. and Mao C. M. 1994 The Calculation and Auto Drawing of the Flow Net of Steady Seepage Field J. Journal of …
اقرأ أكثر
In the frame of the 2011 call for proposal ''Energy storage'' launched by the ADEME (French Environment and Energy Management Agency, EDF aims to propose a 50 MW seawater pumped storage project for ...
اقرأ أكثر
Due to high water pressure in the concrete reinforced hydraulic tunnels, surrounding rocks are confronted with nonlinear seepage problem in the pumped storage power station. In this study, to conduct …
اقرأ أكثر
6 Seepage Assessment for Tailings Storage Facilities. An assessment of the quantity of seepage from a tailings facility, both during operations and in closure, requires insight to the hydraulic properties of the deposited tailings, pond geometry, recharge rates on exposed beaches in the facility, structure of the dam and its seepage control ...
اقرأ أكثر
1. Introduction. The said Pumped Storage Power Plant, is a project classified as Grade Large 1 of Class I with an installed capacity of 1500 MW (6×250MW). The project plant has a maximum water head of 290 m, a minimum water head of 227.7 m and a rated water head of 259.0 m.
اقرأ أكثر
In Southwest China large-scale hydropower projects, the hydraulic conductivity and fracture aperture within the rock mass of a reservoir bank slope has dramatically undergone a time series of evolution during dam …
اقرأ أكثر
In recent years, as one of the typical projects often deployed in hard rock masses, seepage problems in PSPSs have gradually attracted the attention of relevant researchers. Yang et al. proposed a simplified analysis method for calculating the leakage of a reservoir basin for a PSPS and deduced a calculation formula for the reservoir leakage …
اقرأ أكثر
In contrast to reservoir bottom seepage, water traversing the anti-seepage material of the reservoir perimeter is treated as vertical downward leakage. This implies …
اقرأ أكثر
Analysis of Seepage Field Characteristics of Water Diversion Power Generation System of Pumped Storage Power Station, Yang Ji, Li Shi, Zhen Cui, Xi Lu, ShengJie Di, Dongtiao Wang Purpose-led Publishing is a coalition of three not-for-profit publishers in the field of physical sciences: AIP Publishing, the American Physical Society …
اقرأ أكثر
It is practical to carry out sponge cities to manage rain and floods in collapsible loess areas where water resources and water disasters are prominent. The infiltration laws of the partial anti-seepage bioretention in collapsible loess fields are helpful to ensure the effectiveness and safety of sponge city, which were learned from the field …
اقرأ أكثر
The climate of Jurong is a north subtropical monsoon climate. There are high temper‐atures and rain in summer, warm and humid winters, high rainfall and abundant water resources. The annual average temperature is 17.1 °C, and the annual average precipita‐tion is …
اقرأ أكثر
The normal storage level is 267 m, and the dead water level is 239 m with a total storage capacity of 17.48 million m3. Both the main and secondary dams are concrete panel rockfill dams with a top elevation of 271.80 m. The maximum height of main dam is 181.70 m, and the top length of the dam is 811.22 m.
اقرأ أكثر
The permeability coefficient of the rock mass and the drainage pipes is taken as k = 3.0 × 10 −4 m/min and k = 3.0 × 10 −2 m/min, respectively. The finite element model of the rock mass is shown in Figure 18, where the seepage elements containing a drainage pipe are presented as small, blue blocks.
اقرأ أكثر
Introduction. Compressed air energy storage (CAES) is one of the most promising energy storage technologies, which mainly utilizes surplus electric energy to compress and seal the normal air into underground cavern (e.g., abandoned mines or wells, excavated caverns) for a low load period of the power grid, and releases the high …
اقرأ أكثر
Polymer anti-seepage walls have been widely used in the anti-seepage reinforcement projects of earth dams. Dam crest is always supposed to meet the requirements of traffic load which has significant influence on the dam body and anti-seepage wall. In order to analyze the coordination characteristics of the deformation …
اقرأ أكثر
laying the anti-seepage film and pouring the anti-seepage wall, the anti-seepage effect is the best, able to reduce the anti - seepage ef fect to less than 80% of the previous ; If only the cost ...
اقرأ أكثر
In large-scale hydropower projects, the anti-seepage curtain is an important measure to reduce the leakage of reservoirs and ensure the stability of foundation rocks.
اقرأ أكثر