Search Results - "Hao, Dingyi"

Experimental and Numerical Study of the Influence of Gas Pressure on Gas Permeability in Pressure Relief Gas Drainage by Zhang, Cun, Zhang, Lei, Tu, Shihao, Hao, Dingyi, Teng, Teng

“…Changes in gas pressure or external stress cause changes in permeability; furthermore, the severity of stress disturbance in these situations can easily…”
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A numerical study on heat transfer performances of horizontal ground heat exchangers in ground-source heat pumps by Zou, Hang, Pei, Peng, Wang, Chen, Hao, Dingyi

“…Horizontal ground heat exchangers (HGHEs) have advantages such as convenient construction and low cost; however, their application and popularization are…”
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Assessing the effects of structural composition of plant communities neighbouring urban lake wetlands on air temperature and relative humidity by Liu, Han, Wang, Jing, Hao, Dingyi, Przybysz, Arkadiusz, Zhu, Chunyang

“…Air temperature increases in cities related to urban development have been recognised as having severely negative consequences for human health and have…”
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A Numerical Study on the Performance of Ground Heat Exchanger Buried in Fractured Rock Bodies by Zhou, Weisong, Pei, Peng, Hao, Dingyi, Wang, Chen

“…The ground source heat pump (GSHP) is receiving increasing attention due to the global trend of energy-saving and emission reduction. However, projects with…”
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Improvements in the Water Retention Characteristics and Thermophysical Parameters of Backfill Material in Ground Source Heat Pumps by a Molecular Sieve by Luo, Tingting, Pei, Peng, Chen, Yixia, Hao, Dingyi, Wang, Chen

“…The thermophysical properties of backfill material (BM) in a heat exchange borehole significantly influence the heat exchange effect of ground source heat…”
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Study on Uniaxial Compression Deformation and Fracture Development Characteristics of Weak Interlayer Coal–Rock Combination by Lei, Shun, Hao, Dingyi, Cao, Shuwen

“…With increases in mining depth and intensity, disasters such as stress concentration, slab failure, and coal body dynamic outbursts at the coal–rock interface…”
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Study on the disturbance characteristics and control strategies of coordinated exploitation of superimposed resources of coal and oil‐type gas in Ordos Basin by Hao, Dingyi, Zhang, Tong, Yang, Yingbing, Ren, Jiaming

“…Abstract At present, the coordinated exploitation of coal measures‐associated resources is facing many problems, such as wide range, complex technology, and…”
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Experimental study on characteristics of gas seepage in broken coal and rock by Hao, Dingyi, Tu, Shihao, Zhang, Lei, Zhao, Hongbin, Xu, Shikun

“…The characteristics of gas seepage in broken coal and rock composed of different particle sizes and grades were investigated in this study. On the basis of…”
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Optimization of Cohesive Parameters in the Interfacial Transition Zone of Rubberized Concrete Based on the Response Surface Method by Min, Kai, Pei, Xianfeng, Li, Houmin, Cao, Zhou, Yang, Zijiang, Hao, Dingyi, Li, Wenchao, Liu, Cai, Wu, Keyang

“…Rubber concrete has been applied to a certain extent in fatigue-resistant structures due to its good durability. Based on a cohesive model of rubber composed…”
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Numerical Simulation of the Effect of Freeze-Thaw Cycles on the Axial Compression Strength of Rubber Concrete by Hao, Dingyi, Huang, Xiaoyu, Li, Houmin, Cao, Zhou, Yang, Zijiang, Pei, Xianfeng, Min, Kai, Liu, Cai, Li, Wenchao, Zhang, En, Shen, Jie

“…The incorporation of rubber can enhance concrete's durability and effectively reduce the damage caused by freeze-thaw cycling (FTC). Still, there has been only…”
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Numerical Simulation of Fatigue Life of Rubber Concrete on the Mesoscale by Pei, Xianfeng, Huang, Xiaoyu, Li, Houmin, Cao, Zhou, Yang, Zijiang, Hao, Dingyi, Min, Kai, Li, Wenchao, Liu, Cai, Wang, Shuai, Wu, Keyang

“…Rubber concrete (RC) exhibits high durability due to the rubber admixture. It is widely used in a large number of fatigue-resistant structures. Mesoscale…”
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Experimental study on the effects of the moisture content of bituminous coal on its gas seepage characteristics by Hao, Dingyi, Zhang, Lei, Ye, Zhiwei, Tu, Shihao, Zhang, Cun

“…Moisture content is the main factor affecting the occurrence and flow of gas in bituminous coal and restricts the gas permeability of the coal seam, which…”
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Deformation Law and Control Measures of Gob-Side Entry Filled with Gangue in Deep Gobs: A Case Study by Liu, Xun, Tu, Shihao, Hao, Dingyi, Lu, Yida, Miao, Kaijun, Li, Wenlong

“…Aiming at the large deformation problem of gob-side entry in solid filling mining, the roof subsidence of gob-side entry retaining (GER) was studied under the…”
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Experimental study on the response characteristics of coal permeability to pore pressure under loading and unloading conditions by Ye, Zhiwei, Zhang, Lei, Hao, Dingyi, Zhang, Cun, Wang, Chen

“…In order to study the response characteristics of coal permeability to pore pressure, seepage experiments under different simulated in situ stresses on loading…”
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Experimental study of the moisture content influence on CH4 adsorption and deformation characteristics of cylindrical bituminous coal core by Hao, Dingyi, Zhang, Lei, Li, Mingxue, Tu, Shihao, Zhang, Cun, Bai, Qingsheng, Wang, Chen

“…Moisture content in coal is an important factor affecting the coal seam gas extraction. It directly affects the storage and flow of gas in bituminous coal. In…”
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Quantitative characterization and three-dimensional reconstruction of bituminous coal fracture development under rock mechanics testing by Hao, Dingyi, Tu, Shihao, Zhang, Cun, Tu, Hongsheng

“…•The scanning volume and proportion of the matrix, fracture and minerals are obtained.•The fractures of coal are 3D reconstructed, and the classification map…”
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Experimental Study on the Effect of Moisture Content on Bituminous Coal Porosity Based on 3D Reconstruction of Computerized Tomography by Hao, Dingyi, Tu, Shihao, Zhang, Cun

“…Bituminous coal in the Xutuan Coal Mine of the Huaibei Mining Bureau (China) is the research object of this study. The influence of moisture content on the…”
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Effects of drilling parameters on stress relief performance during mining by Li, Guofu, Hao, Dingyi, Wang, Zheng, Zheng, Chunshan, Huang, Jiaxin, Sun, Dongling

“…Abstract This study investigated the effects of borehole diameter and borehole interval on the stress relief performance of coal seams during mining. A…”
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Numerical Simulation of Particle Size Influence on the Breakage Mechanism of Broken Coal by Zhang, Cun, Ren, Zhaopeng, Hao, Dingyi, Zhang, Tong

“…The goaf is generally consisted of broken coal and rock mass. During the process of overburden strata subsidence and compaction, the broken characteristics…”
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Mechanical analysis of a vertical-wall, semicircular-arch roadway and a repair technique using double-shell support by Hong-sheng, Tu, Shi-hao, Tu, Chen, Wang, Ding-yi, Hao, De-fu, Zhu

“…Roadways in coal mines normally have two vertical side walls and a semicircular arch-shaped roof when viewed in cross section, a design conducive to the…”
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