PRESSURE

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Key techniques for precise measuring gas content in deep coal mine:In-situ pressure-and gas-preserved coring
《International Journal of Mining Science and Technology》2025年第4期589-607,共19页Ju Li Jianan Li Tianyu Wang Guikang Liu Zhiqiang He Cong Li Heping Xie 
supported by the National Natural Science Foundation of China(Nos.51827901,42477191,and 52304033);the Fundamental Research Funds for the Central Universities(No.YJ202449);the Open Research Fund of State Key Laboratory of Geomechanics and Geotechnical Engineering,Institute of Rock and Soil Mechanics,Chinese Academy of Sciences(No.SKLGME022009);the China Postdoctoral Science Foundation(No.2023M742446).
Gas content serves as a critical indicator for assessing the resource potential of deep coal mines and forecasting coal mine gas outburst risks.However,existing sampling technologies face challenges in maintaining the...
关键词：Pressure-and gas-preserved coring Deep coal mines coring Gas migration model In-situ gas content 
Analytical solution of overlying pressure for shallowly buried underwater box tunnel:A case study of box jacking in Suzhou,China
《Journal of Rock Mechanics and Geotechnical Engineering》2025年第4期2328-2343,共16页Cheng Cheng Pengjiao Jia Pengpeng Ni Peixin Shi Qiao Xiang Yang Chen 
supported by the Natural Science Foundation of Jiangsu Province of China (Grant Nos.BK20230500 and BK20210721);the Young Talent Fund of Association for Science and Technology in Shaanxi,China (Grant No.20240722).
Accurately predicting the overlying pressure is crucial for determining an appropriate cover depth of underwater box tunnels to avoid the uplifting failure.Based on the project of box jacking crossing the Beijing-Hang...
关键词：Underwater box tunnel Overlying pressure Minimum cover depth Anti-floating behavior 
Optimizing Efficiency and Performance in a Rankine Cycle Power Plant Analysis
《Energy Engineering》2025年第4期1373-1386,共14页Ramesh Kumar Abdullah Bin Queyam Manish Kumar Singla Mohamed Louzazni Mishra Dipak Kumar 
Enhancing the efficiency of Rankine cycles is crucial for improving the performance of thermal power plants,as it directly impacts operational costs and emissions in light of energy transition goals.This study sets it...
关键词：Rankine cycle thermal efficiency steamquality boiler pressure condenser pressure cycle performance operational constraints efficiency improvement 
An improved fluid flow algorithm for hydraulic fracturing:Optimizing domain volume and crack pressure update strategies
《International Journal of Mining Science and Technology》2025年第4期639-657,共19页Wei Zhang Jing Bi Yu Zhao Yongfa Zhang Chaolin Wang Yang Pan 
supported by the National Natural Science Foundation of China(Nos.52164001,52064006,52004072 and 52364004);the Science and Technology Support Project of Guizhou(Nos.[2020]4Y044),[2021]N404 and[2021]N511);the Guizhou Provincial Science and Technology Foundation(No.GCC[2022]005-1),Talents of Guizhou University(No.201901);the Special Research Funds of Guizhou University(Nos.201903,202011,and 202012).
With the widespread adoption of hydraulic fracturing technology in oil and gas resource development,improving the accuracy and efficiency of fracturing simulations has become a critical research focus.This paper propo...
关键词：Hydraulic fracturing Fluid flow algorithm Domain volume optimization Crack pressure update Borehole size 
Pressure-driven crystal structure evolution in RbB_(2)C_(4)compounds
《Chinese Physics B》2025年第4期86-90,共5页Jinyu Liu Ailing Liu Yujia Wang Lili Gao Xiangyi Luo Miao Zhang 
Project supported by the Jilin Provincial Science and Technology Development Joint Fund Project(Grant No.YDZJ202201ZYTS581);supported by the Scientific and Technological Research Project of Jilin Provincial Education Department(Grant No.JJKH20240077KJ).
As an extreme physical condition,high pressure serves as a potent means to substantially modify the interatomic distances and bonding patterns within condensed matter,thereby enabling the macroscopic manipulation of m...
关键词：first-principles calculation high pressure RbB_(2)C_(4)compounds crystal structure prediction 
Ungulate browsing patterns and forage abundance determine the regeneration of palatable tree species:Using new perspectives in assessing ungulate browsing pressure in temperate forests
《Forest Ecosystems》2025年第2期323-334,共12页Aklilu Bajigo Madalcho Anna Gazda Jerzy Szwagrzyk 
funded by Polish National Science Foundation(NCN)(grant No.2018/31/B/NZ8/02786,project title:“How do largescale disturbances influence the relationship between ungulate herbivory and natural regeneration in temperate forests?”);from the Ministry of Science and Higher Education of the Republic of Poland within the framework of statutory activities SUB/040011-D019/2020 of the Department of Forest Biodiversity,University of Agriculture in Krakow.
Herbivorous ungulates are vital elements of forest ecosystems,yet their impact on tree regeneration and forest dynamics is challenging to assess.Despite their significant influence,few studies measure browsing pressur...
关键词：Browse abundance Browsing pressure Palatable species Tree regeneration Twig dry-mass Ungulate browsing 
Study on Pressure⁃Sensitive Properties of Carbon Fiber Powder Reinforced Lime⁃Improved Silty Sand
《Journal of Harbin Institute of Technology(New Series)》2025年第2期14-23,共10页Lixia Wang Zilin Hu Qing Wang Yunlong Zhang 
Sponsored by Jilin Provincial Department of Education Scientific Research Project(Grant Nos.JJKH20190875KJ,JJKH20230348KJ).
This study tested the electrical conductivity and pressure sensitivity of lime⁃improved silty sand reinforced with Carbon Fiber Powder(CFP)as the conductive medium.The influence of CFP dosage,moisture content and curi...
关键词：lime⁃improved silty sand CFP unconfined compressive strength RESISTIVITY pressure⁃sensitivity 
Dynamic evaluation of China’s atmospheric environmental pressure from 2008 to 2017:Trends and drivers
《Journal of Environmental Sciences》2025年第4期177-187,共11页Aishi Huang Ming Chu Wenxuan Cheng Gang Wang Panbo Guan Lei Zhang Jia Jia 
Evaluating the pressure of atmospheric pollutant emissions on the atmospheric environment is crucial for effective pollution control and emission reduction policies.This study introduces a novel Atmospheric Environmen...
关键词：Atmospheric environmental PRESSURE Atmospheric environmental pressure index Spatial disparities Pollution reduction policies 
The Effect of Performance Pressure on Employee Well-Being:Mediator of Workplace Anxiety and Moderator of Vocational Delay of Gratification
《International Journal of Mental Health Promotion》2025年第4期591-606,共16页Ting Wen Sainan Mao Xiaoqian Fan Jiayi Wu 
funded by the Hebei Provincial Party School of the CPC(Hebei Institute of Administration)Innovation Engineering Research Project(National Social Science Fund Cultivation Special);Nanjing University of Finance and Economics Major Special Teaching Reform Project“Research on Personalized Learning Mode and Implementation Path for College Students under the Background of Smart Education”;the China Postdoctoral Science Foundation(Grant number:2019M662309).
Background:In the field of organizational behavior,various aspects that have an impact on employee well-being gradually become a focus of attention.Among them,performance pressure,which is a component of workplace str...
关键词：Performance pressure employee well-being workplace anxiety vocational delay of gratification 
High-Performance Bionic Tactile Sensing Method for Temperature and Pressure Based on Triboelectric Nanogenerator and Micro-Thermoelectric Generator
《Journal of Bionic Engineering》2025年第2期739-754,共16页Changxin Liu Runhe Chen Peihan Huang Guangyi Xing Zhijie Hao Haoxuan Che Dazhi Zhang Rongxin Zhang Mingyu Lu 
supported by the National Natural Science Foundation of China(62372077,61976124);supported by the Fundamental Research Funds for the National Key R&D Project from the Minister of Science and Technology(2021YFA1201604).
In intricate aquatic environments, enhancing the sensory performance of underwater actuators to ensure successful task execution is a significant challenge. To address this, a biomimetic tactile multimodal sensing app...
关键词：Bionic multi-dimensional sensing-Triboelectric nanogenerator Micro-thermoelectric generator Identification of characteristic material Grasping pressure perception 
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