云南高校图书馆联盟文献共享服务平台- DEMOLITION

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A novel V-cut method for explosive-free breakage of biaxially loaded rock using soundless chemical demolition agents: 《Journal of Rock Mechanics and Geotechnical Engineering》2024年第12期4866-4877,共12页Tuo Chen Isaac Vennes Hani S.Mitri; supported by a research grant from Natural Resources Canada,Clean Growth Program(Grant No.CGP-17-1003)and industry partner Newmont Corporation.; Interest in soundless chemical demolition agents(SCDAs),also known as expansive cements,as potentially viable alternatives to explosives for rock fragmentation,has been growing in recent years.Consequently,there is an...; 关键词：Explosive-free rock fracturing Rock face excavation Biaxial confinements Expansive cement Wedge cut Numerical modelling Drift advance

Development, Delivery and Evaluation of a Safety Training Program on Demolition for Blight Reduction: 《Open Journal of Civil Engineering》2024年第1期96-115,共20页Emrah Kazan Mumtaz Usmen Tarik Najib; The main objective of the work presented in this paper was to develop a customized safety training program that can be incorporated into the demolition projects undertaken as part of blight reduction efforts in urban ...; 关键词：Blight Removal Demolition Safety Hazard Control Training Program

Enhancing force sensing in a squeezed optomechanical system with quantum nondemolition measurement: 《Communications in Theoretical Physics》2024年第1期49-60,共12页Shi-Lei Chao Zi-Hao Li Xin-You Lü; supported by the National Key Research and Development Program of China Grant No.2021YFA1400700;National Natural Science Foundation of China Grant No.11974125。; A theoretical scheme is proposed to enhance the sensitivity of force sensors with quantum nondemolition measurement(QND)in an optomechanical setup assisted by four-tone optical driving and an optical parametric amplif...; 关键词：force sensing optical parametric amplifier quantum non-demolition measurement optomechanical system

Deep reinforcement learning-based critical element identification and demolition planning of frame structures: 《Frontiers of Structural and Civil Engineering》2022年第11期1397-1414,共18页Shaojun ZHU Makoto OHSAKI Kazuki HAYASHI Shaohan ZONG Xiaonong GUO; The authors gratefully acknowledge the financial support provided by the China Scholarship Council(CSC)during a visit of Shaojun Zhu to Kyoto University(No.201906260152);The second author acknowledges the support of JSPS KAKENHI(Grant No.JP20H04467);The third author acknowledges the support of Grant-in-Aid for Young Scientists(Start-up)(Grant No.JP21K20461).; This paper proposes a framework for critical element identification and demolition planning of frame structures.Innovative quantitative indices considering the severity of the ultimate collapse scenario are proposed u...; 关键词：progressive collapse alternate load path demolition planning reinforcement learning graph embedding

Laboratory investigation into the use of soundless chemical demolitions agents for the breakage of hard rock被引量：1: 《International Journal of Coal Science & Technology》2022年第5期71-80,共10页Kelly‑Meriam Habib Isaac Vennes Hani Mitri; supported by a research grant from Natural Resources Canada,Clean Growth Program,Grant No.CGP-17-1003 and industry partner Newmont Corporation。; The method of drilling and blasting with explosives is widely used in rock fragmentation applications in the mining industry for mine development and ore production.However,the use of explosives is associated with rig...; 关键词：Explosive-free Hard rock fragmentation Soundless chemical demolition agents Uniaxial loading

Quantum non-demolition measurement based on an SU(1,1)-SU(2)-concatenated atom-light hybrid interferometer被引量：1: 《Photonics Research》2022年第2期475-482,共8页Gao-Feng Jiao Keye Zhang L.Q.Chen Chun-Hua Yuan Weiping Zhang; National Key Research and Development Program of China(2016YFA0302001);National Natural Science Foundation of China(11974111,11874152,91536114,11574086,11974116,11654005);Shanghai Rising-Star Program(16QA1401600);Innovation Program of Shanghai Municipal Education Commission(202101070008E00099);Shanghai Talent Program;Chinese National Youth Talent Support Program;Fundamental Research Funds for the Central Universities。; Quantum non-demolition(QND) measurement is an important tool in the fields of quantum information processing and quantum optics. The atom-light hybrid interferometer is of great interest due to its combination of an a...; 关键词：effect QUANTUM wave

Research on the Practice of Piercing Jack in the Demolition of Steel Beam: 《外文科技期刊数据库(文摘版)工程技术》2022年第1期206-210,共5页ZHANGGuoqing GENGHaijiang GEHui; This paper takes the practice of through jack in steel beam demolition as the research object. Firstly, it briefly introduces the case of steel beam demolition. Then, combined with this engineering case, it discusses ...; 关键词：steel beam torn down piercing jack APPLICATION

The influence of borehole arrangement of soundless cracking demolition agents(SCDAs)on weakening the hard rock被引量：7: 《International Journal of Mining Science and Technology》2021年第2期197-207,共11页Wei Tang Cheng Zhai Jizhao Xu Yong Sun Yuzhou Cong Yangfeng Zheng; financially supported by the National Key R&D Program of China(2020YFA0711800);the National Science Fund for Distinguished Young Scholars(51925404);the National Natural Science Foundation of China(51774278)。; The hard roof difficult to collapse easily causes gas accumulation,which threatens the production safety of coal mine.Therefore,roof pre-cracking is required.Although blasting and hydraulic fracturing can also crack t...; 关键词：Coal mine Soundless cracking demolition agents Hard roof Numerical simulation Borehole angle Weakening unit

ENVIRONMENTAL CONSEQUENCES OF REFURBISHMENT VERSUS DEMOLITION AND RECONSTRUCTION:A COMPARATIVE LIFE CYCLE ASSESSMENT OF AN ITALIAN CASE STUDY: 《Journal of Green Building》2020年第4期155-172,共18页Francesco Pittau Dayana Giacomel Giuliana Iannaccone Laura Malighetti; In the building sector,new standards for energy efficiency are reducing the energy consumption and the carbon emissions for building operation to nearly zero.As a result,the greenhouse gas emissions and related enviro...; 关键词：REFURBISHMENT DEMOLITION RECONSTRUCTION LCA construction materials

Concrete Based on Recycled Aggregates for Their Use in Construction: Case of Goma (DRC)被引量：1: 《Open Journal of Civil Engineering》2020年第3期226-238,共13页Masika Muhiwa Grâce Alinabiwe Nyamuhanga Ally Muhindo Wa Muhindo Abdias Kubuya Binwa Patient Muhatikani Trésor Manjia Marcelline Blanche Ngapgue Francois; The following study is aimed at valorizing an important part of waste from building demolition, particularly concrete as a source of aggregates for their usage in new hydraulic concr...; 关键词：DEMOLITION RECYCLING Water Absorption CONCRETE Mechanic Resistance

DEMOLITION