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Progress in feature research topics in deep underground
王建国，Chunfai Leung
发布时间：2025-09-18
关键词：Progress in feature research topics deep underground
摘要：Deep Underground Science and Engineering (DUSE) is pleased to release this issue with feature articles reporting the advancement in several research topics related to deep underground. This issue contains one perspective article, two review articles, six research articles, and one case study article. These articles focus on underground energy storage, multiscale modeling for correlation between...
阅读全文 PDF 引用Compressed air and hydrogen storage experimental facilities for sustainable energy storage technologies at Yunlong Lake Laboratory (CAPABLE)
Xiaozhao Li, Yukun Ji, Kai Zhang, Chengguo Hu, Jianguo Wang, Lixin He, Lihua Hu, Bangguo Jia
发布时间：2025-09-18
关键词：Compressed air and hydrogen storage experimental facilities for sustainable energy technologies at Yunlong Lake Laboratory CAPABLE
摘要：AbstractIn March 2022, construction was started at Yunlong Lake Laboratory of Deep Underground Science and Engineering, China, on an underground gas storage experimental facility with the capacity to achieve composite structure design and material development. Underground gas storage can provide a solution to address the intermittency of renewable energy supply. Currently, lined rock caverns (L...
阅读全文 PDF 引用Genesis and reservoir preservation mechanism of 10 000-m ultradeep dolomite in Chinese craton basin
Guangyou Zhu, Xi Li, Bin Zhao, Hua Jiang, Yinghui Cao, Yan Zhang, Weiyan Chen, Tingting Li, Jiakai H
发布时间：2025-09-18
关键词：10 000- 000 Genesis and reservoir preservation mechanism of m ultradeep dolomite in Chinese craton basin
摘要：AbstractThe 10 000-m ultradeep dolomite reservoir holds significant potential as a successor field for future oil and gas exploration in China's marine craton basin. However, major challenges such as the genesis of dolomite, the formation time of high-quality reservoirs, and the preservation mechanism of reservoirs have always limited exploration decision-making. This research systematically e...
阅读全文 PDF 引用A review of multiscale numerical modeling of rock mechanics and rock engineering
Xindong Wei, Zhe Li, Gaofeng Zhao
发布时间：2025-09-18
关键词：A review of multiscale numerical modeling rock mechanics and engineering
摘要：AbstractRock is geometrically and mechanically multiscale in nature, and the traditional phenomenological laws at the macroscale cannot render a quantitative relationship between microscopic damage of rocks and overall rock structural degradation. This may lead to problems in the evaluation of rock structure stability and safe life. Multiscale numerical modeling is regarded as an effective way ...
阅读全文 PDF 引用Petrogenetic and geochemical characteristics of some auriferous granitoids in the Kumasi Basin, Ghana: Implications for geodynamic settings and controls of orogenic gold mineralization in the Edikan Gold Mine
Emmanuel D. Sunkari, Obed Oppong, Theophilus K. Agbenyezi
发布时间：2025-09-18
关键词：Petrogenetic and geochemical characteristics of some auriferous granitoids in the Kumasi Basin Ghana Implications for geodynamic settings controls orogenic gold mineralization Edikan Gold Mine
摘要：AbstractThe Edikan Mine, which consists of Fobinso and Esuajah gold deposits, lies within the Asankrangwa Gold Belt of the Birimian Supergroup in the Kumasi Basin. The metasedimentary rocks in the Basins and the faulted metavolcanic rocks in the Belts that make up the Birimian Supergroup were intruded by granitoids during the Eburnean Orogeny. This research aims to classify granitoids in the Ed...
阅读全文 PDF 引用Gas migration at the granite–bentonite interface under semirigid boundary conditions in the context of high-level radioactive waste disposal
Jiangfeng Liu, Zhipeng Wang, Jingna Guo, Andrey Jivkov, Majid Sedighi, Jianfu Shao
发布时间：2025-09-18
关键词：Gas migration at the granitebentonite interface under semirigid boundary conditions in context of highlevel radioactive waste disposal
摘要：AbstractThe corrosion of waste canisters in the deep geological disposal facilities (GDFs) for high-level radioactive waste (HLRW) can generate gas, which escapes from the engineered barrier system through the interfaces between the bentonite buffer blocks and the host rock and those between the bentonite blocks. In this study, a series of water infiltration and gas breakthrough experiments wer...
阅读全文 PDF 引用In situ loading of a pore network model for quantitative characterization and visualization of gas seepage in coal rocks
Huazhe Jiao, Xi Chen, Tiegang Zhang, Quilligan Michael, Yixuan Yang, Xiaolin Yang, Tongyi Yang
发布时间：2025-09-18
关键词：In situ loading of a pore network model for quantitative characterization and visualization gas seepage in coal rocks
摘要：AbstractThe flow characteristics of coalbed methane (CBM) are influenced by the coal rock fracture network, which serves as the primary gas transport channel. This has a significant effect on the permeability performance of coal reservoirs. In any case, the traditional techniques of coal rock fracture observation are unable to precisely define the flow of CBM. In this study, coal samples were s...
阅读全文 PDF 引用An analytical solution of direction evolution of crack growth during progressive failure in brittle rocks
Xiaozhao Li, Lianjie Li, Fayuan Yan, Chengzhi Qi, Mikhail A. Guzev, Evgenii V. Kozhevnikov, Artem A.
发布时间：2025-09-18
Tri-axial compressive behavior of high-water material for deep underground spaces
Honglin Liu, Yang Xia, Jianbiao Bai, Zhongzong Cao, Zizheng Zhang, Hongchao Zhao
发布时间：2025-09-18
关键词：Triaxial compressive behavior of highwater material for deep underground spaces
摘要：AbstractAttributed to its superior water-to-solid ratio and quick setting time, the high-water material is widely adopted in underground spaces as a cost-effective and environmentally friendly backfill material. To elucidate the bleeding mechanism of high-water material under the high confining pressure, a total of 57 tubular specimens were prepared and tested, critical parameters of which incl...
阅读全文 PDF 引用Analysis of squeezing-induced failure in a water tunnel and measure of rehabilitation: A case study of Tishreen tunnel, Syria
Mohannad Mhanna, Hussein Hadi Hussein
发布时间：2025-09-18
关键词：Analysis of squeezinginduced failure in a water tunnel and measure rehabilitation A case study Tishreen Syria
摘要：AbstractSqueezing phenomena can lead to severe loads in deep tunnels, especially in the presence of a low ratio of surrounding rock strength to overburden pressure. For this reason, it is highly imperative to analyze and identify a suitable methodology to estimate the squeezing potential and select a proper support system of rock mass. This study aims to reveal the causes of failure of Tishreen...
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Two-year growth of Deep Underground Science and Engineering: A perspective
王建国, Chunfai Leung, 谢和平, 李晓昭, 岳娜, 侯庆萍, 王继红
发布时间：2025-02-21
关键词：Twoyear growth of Deep Underground Science and Engineering A perspective
摘要：Deep Underground Science and Engineering (DUSE) launched its first issue in September 2022 as a quarterly journal. So far, it has published 106 articles with nine issues and online early view. The volume of received manuscripts increases by 50% each year and over 200 manuscripts were received by 28th of November 2024. In the early period, DUSE authorship came from five countries and now reaches...
阅读全文 PDF 引用Flow field analysis and particle erosion of tunnel-slope systems under coupling between runoff and fast (slow) seepage
洞隧-边坡系统在径流和快（慢）渗流耦合作用下的流场分析和颗粒侵蚀
张帅, 宋丹青, Ruiliang Zhang, Kai Zhang, Qi Zhao, Suraksha Sharma
发布时间：2025-02-21
关键词：particle erosion, particle motion, runoff‐fast (slow) seepage coupling, shear stress profile, tunnel‐slopesystem, velocity profil
摘要：边坡的表面侵蚀是自然和工程环境中常见的地质过程，通常由降雨、河流或地下水的影响引发，导致土壤和岩石表面层逐渐侵蚀或冲刷。初始侵蚀会逐渐演变为浅层滑坡，并进一步发展为深层滑坡。随着降雨越来越多地触发隧道和边坡的表面侵蚀，从初始侵蚀到深层滑坡的进程成为一个日益关注的问题。该研究可为分析隧道-边坡系统的地表水土流失提供参考。
阅读全文 PDF 引用The influence of the disturbing effect of roadways through faults on the faults' stability and slip characteristics
Shuaifeng Lu, Andrew Chan, Xiaolin Wang, Shanyong Wang, Zhijun Wan, Jingyi Cheng
发布时间：2024-09-30
关键词：The influence of the disturbing effect roadways through faults on stability and slip characteristics
摘要：AbstractIn order to mitigate the risk of geological disasters induced by fault activation when roadways intersect reverse faults in coal mining, this paper uses a combination of mechanical models with PFC2D software. A mechanical model is introduced to represent various fault angles, followed by a series of PFC2D loading and unloading tests to validate the model and investigate fault instabilit...
阅读全文 PDF 引用Prediction of rock mass classification in tunnel boring machine tunneling using the principal component analysis (PCA)–gated recurrent unit (GRU) neural network
Ke Man, Liwen Wu, Xiaoli Liu, Zhifei Song, Kena Li, Nawnit Kumar
发布时间：2024-04-12
关键词：Prediction of rock mass classification in tunnel boring machine tunneling using the principal component analysis PCAgated recurrent unit GRU neural network
摘要：AbstractDue to the complexity of underground engineering geology, the tunnel boring machine (TBM) usually shows poor adaptability to the surrounding rock mass, leading to machine jamming and geological hazards. For the TBM project of Lanzhou Water Source Construction, this study proposed a neural network called PCA–GRU, which combines principal component analysis (PCA) with gated recurrent uni...
阅读全文 PDF 引用Research on the bearing capacity characteristics of initial support for horseshoe-shaped tunnel prefabrication
Yongtao Xue, Fayuan Yan, Chengzhi Qi, Haochen Zhang, Zhao Xiuwang, Chen Jingxu
发布时间：2025-02-25
关键词：Research on the bearing capacity characteristics of initial support for horseshoeshaped tunnel prefabrication
摘要：AbstractIn view of the limited theoretical research on the load model of initial support for horseshoe-shaped prefabrication, this study focuses on the Luochuan Tunnel on the Xi'an-Yan'an newly built railway as the research object to explore its load model, load characteristic curve, plastic zone, deformation, and critical thickness. Theoretical research and numerical analysis were conducted. T...
阅读全文 PDF 引用A review of mechanical deformation and seepage mechanism of rock with filled joints
Lei Yue, Wei Li, Yu Liu, Shuncai Li, Jintao Wang
发布时间：2024-09-30
关键词：A review of mechanical deformation and seepage mechanism rock with filled joints
摘要：AbstractVarious defects exist in natural rock masses, with filled joints being a vital factor complicating both the mechanical characteristics and seepage mechanisms of the rock mass. Filled jointed rocks usually show mechanical properties that are weaker than those of intact rocks but stronger than those of rocks with fractures. The shape of the rock, filling material, prefabricated fissure ge...
阅读全文 PDF 引用Experimental study on the influence of content and fineness of fly ash on the mechanical properties of grouting slurries
粉煤灰细度及掺量对盾构开挖间隙注浆浆液特性影响试验研究
江华, 张汉栋, 张小燕, Jinxun Zhang, Yusheng Jiang
发布时间：2025-02-25
小曲线叠落盾构隧道性能评价案例研究
张旭, Bin Luo, Youjun Xu, Chenxu Zhao, Huachuan Wang
发布时间：2025-02-25
Deep sea mineral resources and underground space as well as infrastructure for sustainable and liveable cities
王建国, 谢和平, Chunfai Leung, 李晓昭
发布时间：2024-07-03
关键词：Deep sea mineral resources and underground space as well infrastructure for sustainable liveable cities
摘要：This issue covers the papers on two special themes: (1) Mineral resources from deep sea—Science and Engineering and (2) Planning and development of underground space and infrastructure for sustainable and liveable cities.The special theme of “Mineral resources from deep sea—Science and Engineering” is on the exploration and transport of mineral resources from deep sea. The mineral resources...
阅读全文 PDF 引用Numerical study on gas production via a horizontal well from hydrate reservoirs with different slope angles in the South China Sea
南海不同坡角天然气水合物储层水平井开采数值研究
骆汀汀,宋建霖, Xiang Sun, Fanbao Cheng, Madhusudhan Bangalore Narasimha Murthy, Yulu Ch
发布时间：2024-06-03
关键词：effective stress, low‐permeability reservoirs, natural gas hydrate production, numerical simulation,settlement, slope angle, the South China Sea
摘要：中国南海海底蕴藏着丰富的天然气水合物，被视为未来能源的希望。然而，开采这些深海资源面临挑战，尤其是低渗透性泥质粉砂储层的特殊性，及其对开采技术和储层稳定性的高要求。坡角这一重要因素常被忽略。本研究首次系统分析了坡角对水平井水合物开采中储层沉降的影响，为大规模安全高效开采提供了科学指导。
阅读全文 PDF 引用Small-scale fire tests in the underwater tunnel section model with new sidewall smoke extraction
带有新型侧壁排烟系统的水下隧道火灾缩尺寸模型实验研究
岳顺禹, Ruifeng Miao, Huihang Cheng, 钟茂华, Xiujun Yang
发布时间：2024-05-29
Interaction between internal solitary waves and the seafloor in the deep sea
Zhuangcai Tian, Jinjian Huang, Jiaming Xiang, Shaotong Zhang, Jinran Wu, Xiaolei Liu, Tingting Luo,
发布时间：2024-05-08
关键词：bottom boundary layer, interaction, internal solitary wave, seafloor, sediment
摘要：AbstractInternal solitary wave (ISW), as a typical marine dynamic process in the deep sea, widely exists in oceans and marginal seas worldwide. The interaction between ISW and the seafloor mainly occurs in the bottom boundary layer. For the seabed boundary layer of the deep sea, ISW is the most important dynamic process. This study analyzed the current status, hotspots, and frontiers of researc...
阅读全文 PDF 引用Bibliometric analysis of research challenges and trends in urban underground space
城市地下空间研究挑战与趋势的文献计量分析
张友，郑亮，何灵玲，焦玉勇， 张友，郑亮，何灵玲，焦玉勇，彭汉发，Ranjith P. Gamage
发布时间：2024-04-16
A meso-damage-based constitutive model for yellow sandstone under dry–wet cycles
干湿循环作用下黄砂岩基于细观损伤演化的本构模型研究
秦哲, Runchang Zhang, Weizheng Mao, 韩继欢, Zhiwen Li, Sunhao Zhang
发布时间：2025-02-25
Study on creep deformation and energy development of underground surrounding rock under four-dimensional support
四维支护下地下围岩蠕变变形和能量发展的研究
马占国, 孙钧宇, Peng Gong, Pengfei Yan, Nan Cui, Ruichong Zhang
发布时间：2024-03-07
关键词：coal mines, elastic strain energy, four‐dimensional support, large roadway depth, long‐term stabilitycontrol, plastic deformation, surrounding roc
摘要：在地下工程领域，深部高应力巷道的变形控制是一项亟待攻克的重大课题。本研究集中探讨了四维支护巷道围岩稳定性随埋深和蠕变时间的演化规律。实地监测数据进一步证实，相较于传统的支护手段，四维支护技术在控制深部巷道围岩长期稳定性方面展现出了更加卓越的效果。这项研究不仅丰富了深部巷道支护理论体系，而且为实际工程设计提供了有力的技术支持。
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Investigation on hard-rock breaking performance and auxiliary mechanism of picks assisted with both-sided high-pressure water jets
Jingjing Lu, Jiancheng Xiao, Hui Zhou, Xiao Ma, Congcong Hou, Jian Cui, Fujian Yang
发布时间：2025-06-06
关键词：Investigation on hardrock breaking performance and auxiliary mechanism of picks assisted with bothsided highpressure water jets
摘要：AbstractDouble-wheel trench cutters display reduced efficiency while cutting through hard or extremely hard rock strata, leading to significant wear on their picks. A high-pressure water jet-pick combined rock-breaking method (HPC) for double-wheel trench cutters is proposed, addressing the challenges of low efficiency and high pick wear when cutting hard rock strata. The HPC mode integrates hi...
阅读全文 PDF 引用Damage modeling of CO2 injection well interfaces under coupled thermal, hydraulic and mechanical behavior
Lee J. Hosking, Xiangming Zhou
发布时间：2025-06-06
关键词：Damage modeling of CO injection well interfaces under coupled thermal hydraulic and mechanical behavior
摘要：AbstractThis paper presents an investigation of well integrity during low-temperature CO2 injection using a model of thermo-poroelasticity with interface damage mechanics. The casing–cement and cement–formation interfaces are described using cohesive interface elements and a bilinear traction–separation law. Verification testing is performed to establish the correct implementation of the cou...
阅读全文 PDF 引用Gels for CO2 geo-storage and conformance control: A systemic review of behavior and performance
Funsho Afolabi, Iskandar Dzulkarnain, Sunil Kwon, Dmitriy A. Martyushev, Jang H. Lee, Shiferaw R. Ju
发布时间：2025-06-06
关键词：Gels for CO geostorage and conformance control A systemic review of behavior performance
摘要：AbstractCarbon capture and storage (CCS) remains one of the most feasible techniques for the control of Greenhouse gas emission levels. However, there will always be risks attached to the subsurface injection of CO2. These could be in the form of leakages from the injection wellbore due to completion failure; escape of the injected CO2 to neighboring aquifers due to the heterogeneous or fractur...
阅读全文 PDF 引用Real-time monitoring of tunnel structures using digital twin and artificial intelligence: A short overview
Mohammad Afrazi, Danial Jahed Armaghani, Hossein Afrazi, Hadi Fattahi, Pijush Samui
发布时间：2025-06-06
关键词：Realtime monitoring of tunnel structures using digital twin and artificial intelligence A short overview
摘要：AbstractTunnels are essential components of contemporary infrastructure, yet guaranteeing their safety, longevity, and efficiency remains a persistent challenge. Recent breakthroughs in artificial intelligence (AI) and digital twin (DT) technology provide innovative solutions for the real-time monitoring of tunnel systems, suggesting proactive maintenance tactics and improved safety protocols. ...
阅读全文 PDF 引用A review on rockburst prediction and prevention to shape an ontology-based framework for better decision-making for underground excavations
Hongchuan Yan, Haijiang Li, Hongqiang Xie, Mingli Xiao, Jianliang Pei, Huaizhong Liu, Jiangda He
发布时间：2025-06-06
关键词：A review on rockburst prediction and prevention to shape an ontologybased framework for better decisionmaking underground excavations
摘要：AbstractWith underground engineering projects becoming deeper and more complex, the associated safety problems, especially rockburst, have increasingly increased. Despite decades of research, effective management of rockburst continues to be a formidable challenge in underground excavations. This study presents a scientometric visualization analysis of 2449 papers and conducts a comprehensive r...
阅读全文 PDF 引用Form and load transfer aspects of foundation systems: Case-based implementation and adaptation for buildings
Abolfazl Eslami, Amirhossein Ebrahimipour, Meysam Imani, Reza Imam, Pinqiang Mo
发布时间：2025-02-28
关键词：Form and load transfer aspects of foundation systems Casebased implementation adaptation for buildings
摘要：AbstractConventionally, foundations have been classified as shallow or deep in routine civil engineering practice. However, due to recent developments, two other approaches, semi-deep and ground modification foundations, are now available, complicating foundation categorization. Accordingly, a new concept for foundation categorization is introduced in this paper based on insights into the theor...
阅读全文 PDF 引用Slit tube responses and rock fracture characteristics in slit charge blasting under high in situ stress
Zhe Sui, Liyun Yang, Lijun Wu, Chenxi Ding
发布时间：2025-02-28
关键词：Slit tube responses and rock fracture characteristics in slit charge blasting under high situ stress
摘要：AbstractDeep mining of natural resources, like coal, is increasingly utilizing directional blasting technology with slit charge for rock blasting at greater depths. This study, based on numerical simulation methods, analyzes the dynamic behavior of slit charge blasting in three aspects: slit tube dynamic response, hoop stress evolution, and crack propagation. According to research findings, the...
阅读全文 PDF 引用Stress analysis of crack characteristic of anthracite under dynamic loading
Yun Bai, Feng Gao, Ning Luo, Zhizhen Zhang, Yue Niu, Shanjie Su
发布时间：2025-02-28
关键词：Stress analysis of crack characteristic anthracite under dynamic loading
摘要：AbstractThe coal dynamic characteristic stress identification under dynamic load is important for guiding underground mineral mining and predicting underground dynamic disasters. In this article, the dynamic compression test of anthracite under five strain rates is carried out, the evolution law of three kinds of crack characteristic stress is analyzed, and a prediction model of the crack chara...
阅读全文 PDF 引用A novel construction approach for the pore structure model principally focuses on the controllable roundness of rock particles
Jiabin Dong, Ning Yang, Yi Jin, Ying Wu, Dandan Liu, Junling Zheng, Jingyan Zhao
发布时间：2025-02-28
关键词：A novel construction approach for the pore structure model principally focuses on controllable roundness of rock particles
摘要：AbstractPores among particles provide the main space for the storage and migration of deep underground fluids (such as oil, gas, groundwater, and unconventional natural gas). The pores form a pore structure with complex morphology which is mainly dominated by the shape and distribution of particles. Therefore, the reconstruction of the pore structure or granular porous media and the evaluation ...
阅读全文 PDF 引用Experimental and constitutive modeling investigations on marble in Jinping Underground Laboratory
Susheng Wang, Qiang Zhang, Hao Luo, Zhinan Lin
发布时间：2025-02-28
关键词：Experimental and constitutive modeling investigations on marble in Jinping Underground Laboratory
摘要：AbstractThe Jinping Underground Laboratory is the deepest and largest underground laboratory in the world, with a maximum buried depth of approximately 2400 m. The objective is to study the brittle-ductile transition of marble through a combination of experimental research and constitutive modeling. Triaxial compression and triaxial cyclic loading tests are initially conducted to explore the a...
阅读全文 PDF 引用Hydrogen sulfide in underground hydrogen storage sites: Implication of thermochemical sulfate reduction
Sadegh Ahmadpour, Raoof Gholami
发布时间：2025-02-28
关键词：Hydrogen sulfide in underground hydrogen storage sites Implication of thermochemical sulfate reduction
摘要：AbstractHydrogen is recognized as a clean energy carrier that can decarbonize heavy industry and the aviation system. However, the infrastructure is not yet ready for a hydrogen economy and large-scale hydrogen storage is needed to balance the mismatch between supply and demand. Therefore, depleted gas fields have been proposed as suitable storage sites, given the presence of infrastructure and...
阅读全文 PDF 引用An analytical solution of direction evolution of crack growth during progressive failure in brittle rocks
Xiaozhao Li, Lianjie Li, Fayuan Yan, Chengzhi Qi, Mikhail A. Guzev, Evgenii V. Kozhevnikov, Artem A.
发布时间：2024-09-30
关键词：An analytical solution of direction evolution crack growth during progressive failure in brittle rocks
摘要：AbstractMicrocrack growth during progressive compressive failure in brittle rocks strongly influences the safety of deep underground engineering. The external shear stress τxy on brittle rocks greatly affects microcrack growth and progressive failure. However, the theoretical mechanism of the growth direction evolution of the newly generated wing crack during progressive failure has rarely bee...
阅读全文 PDF 引用Fracturing behaviors of flawed granite induced by dynamic loadings: A study based on DIP and PFC
Xiao Wang, Wenbin Sun, Changdi He, Wei Yuan, Vahab Sarfarazi, Haozheng Wang
发布时间：2024-05-07
关键词：Fracturing behaviors of flawed granite induced by dynamic loadings A study based on DIP and PFC
摘要：AbstractThis study explored the dynamic behaviors and fracturing mechanisms of flawed granite under split-Hopkinson pressure bar testing, focusing on factors like grain size and flaw dimensions. By means of digital image processing and the discrete element method, Particle Flow Code 2D (PFC2D) models were constructed based on real granite samples, effectively overcoming the limitations of prior...
阅读全文 PDF 引用Application of integrated geophysical techniques in geothermal exploration in Binhai County, Jiangsu Province
Juncheng Wang, Shiyin Gao, Jianguo Wang, Lin Li, Xiaoyan Gong, Jinbao Su
发布时间：2024-03-07
关键词：controlled source audio frequency magnetotelluric method (CSAMT), geothermal exploration,integrated geophysical technology, micromotion detection technology
摘要：geothermal geological model was established for the BinhaiCounty of Jiangsu Province in China and potential geothermal well locationswere identified. On this basis, a geothermal well was drilled nearly 3000 mdeep, with a daily water volume of over 2000 m3/day and a geothermal watertemperature of 51°C at the well head. It is found that predictions using the aboveintegrated geophysical exploration technology are in good agreement with thewell geological formation data. This integrated geophysical technology can beeffectively applied for geothermal exploration with high precision and reliability
阅读全文 PDF 引用Experimental study on the influence of content and fineness of fly ash on the mechanical properties of grouting slurries
Hua Jiang, Handong Zhang, Xiaoyan Zhang, Jinxun Zhang, Yusheng Jiang
发布时间：2024-02-28
关键词：Experimental study on the influence of content and fineness fly ash mechanical properties grouting slurries
摘要：Abstract Excavation gaps around the front shield can be generated during shield construction, resulting in significant ground settlement. Traditional synchronous grouting slurries are unsuitable for filling these gaps during tunneling under existing subway lines. To address this issue, experiments are conducted on mix characteristics and hardening properties of slurries with variations in fineness and contents of fly ash.
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- 1Frictional Stability of Longmaxi Shale Gouges and Implications for Deep Seismic Potential in the Southeastern Sichuan Basin 2Mineralogy, microstructures and geomechanics of rock salt for underground gas storage 3Additive manufacturing technology in mining engineering research 4The theory of compression–shear coupled composite wavepropagation in rock 5High-performance computing of 3D blasting wave propagation in underground rock cavern by using 4D-LSM on TianHe-3 prototype E class supercomputer 6Influence of cooling speed on the physical and mechanical properties of granite in geothermal-related engineering 7Grouting theories and technologies for the reinforcement of fractured rocks surrounding deep roadways 8Development of urban underground space in coastal cities in China: A review 9Seabed structures and foundations related to deep-sea resource development: A review based on design and research 10Potential triggers for large earthquakes in open-pit mines: A case study from Kuzbass, Siberia
- 1Frictional Stability of Longmaxi Shale Gouges and Implications for Deep Seismic Potential in the Southeastern Sichuan Basin 2Influence of cooling speed on the physical and mechanical properties of granite in geothermal-related engineering 3Development of urban underground space in coastal cities in China: A review 4Grouting theories and technologies for the reinforcement of fractured rocks surrounding deep roadways 5Mineralogy, microstructures and geomechanics of rock salt for underground gas storage 6A multiphysical-geochemical coupling model for caprock sealing efficiency in CO2 geosequestration 7Advancing deep underground research through integration of engineering and science 8Numerical simulation of zonal disintegration of surrounding rock in the deep-buried chamber 9Seabed structures and foundations related to deep-sea resource development: A review based on design and research 10Stress wave propagation and incompatible deformation mechanisms in rock discontinuity interfaces in deep-buried tunnels