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Research and Application of Engineering Water-pressure Blasting for Economizing Energy and Environmental

He Guangyi,Duan Changyan,Jing Shan,Wang Taichao

Strategic Study of CAE 2003, Volume 5, Issue 9,   Pages 43-48

Abstract:

The engineering water-pressure blasting for economizing energy and environmental protection isa newblasting technique.

Keywords： engineering water-pressure blasting     simulation experiment     energy utilization ratio    

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New stage of the research and application of the technology about engineering blasting energy conservation

Liu Youping,Li Yi,Zhang Pijie,He Guangyi

Strategic Study of CAE 2008, Volume 10, Issue 9,   Pages 39-46

Abstract:

The core of the technology about engineering blasting energy conservationenvironmental protection is infusing certain volume water to certain position of the blastholes, andtechnology has prominent energy conservation and environmental protection effect compared with the normal engineeringblasting.The effect of infusing water to the bottom of the blasthole in practical application was mainly introduced

Keywords： engineering water-pressure blasting     energy conservation environmental protection     stimulant experiment    

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Monitoring and analysis to shock in water aboutunderwater drilling blasting

Ke Songlin,Li Linna,Si Jianfeng,Zhong Dongwang

Strategic Study of CAE 2014, Volume 16, Issue 11,   Pages 103-106

Abstract:

Taking underwater reef blasting in Gulei sea channel of Xiamen Port asan example, the forming characteristic of shock wave in water for underwater drilling blasting is analyzedBy field monitoring, the pressure of shock in water for different distances is attained, the major parameterin water are researched in this paper.The result can helpful for engineering design and construction and environmental safety assessment.

Keywords： Underwater drilling blasting     Shock wave in water     Pressure characteristics    

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Forecast and Measurements for Reduction of Dust in Demolition Blasting

Zheng Bingxu,Wei Xiaolin

Strategic Study of CAE 2002, Volume 4, Issue 8,   Pages 69-73

Abstract:

A series of technical measurements for dust-laying in demolition blasting of building of a sport centerThe comprehensive measurements involve clearage of surface dust, storing up water on floors, moisteningwalls, water bags on roof, high pressure sprinking water film, smoke controlled by dust barreir and

Keywords： demolition blasting     dust forecasting     reducing dust     high pressure sprinking water film     environment protection    

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The energesis and depressurization technology of filling solution cavity of high pressure and rich water

Zhang Mei,Zhang Minqing,Zhu Pengfei,Huang Hongjian

Strategic Study of CAE 2009, Volume 11, Issue 12,   Pages 13-19

Abstract:

Filling solution cavity of high pressure and rich water have the characteristicsfeatures of abundant water, high pressure,large scale and complicated filling medium.Its engineering construction risk is extremely high.Once the grouting blind area is breakdown by high pressure water during the process of construction,to open out solution cavity, to release storaged energy, to reduce tunnel's influence by water pressure

Keywords： filling solution cavity of high pressure and rich water     the energesis and depressurization technology     accurate blasting     safety design    

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Progresses in Explosive Materials and Engineering Blasting

Wang Xuguang

Strategic Study of CAE 2002, Volume 4, Issue 4,   Pages 36-40

Abstract:

The progresses in explosive materials and engineering blasting in the recent five years at home and

Keywords： explosive     blasting accessories     blasting    

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Let the engineering blasting technology serving for society and benefit of mankind better：Sixty yearsof engineering blasting in China，review and prospect

Feng Shuyu,Zheng Zhemin

Strategic Study of CAE 2014, Volume 16, Issue 11,   Pages 5-13

Abstract:

Based on representative blasting engineering projects，the developmenthistory of engineering blasting in China since 1950’s was reviewed，three development phases weresummarized，main achievements in fundamental theory，engineering practice，scientific study and industryorganization of engineering blasting in each phase were described briefly.Finally，prospective to engineering blasting development direction is given.

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Application of Genetic Algorithm in the Optimization of Parameters in Engineering Blasting

Xu Hongtao,Lu Wenbo

Strategic Study of CAE 2005, Volume 7, Issue 1,   Pages 76-80

Abstract:

The optimization of blasting parameters in engineering blasting is a complicated nonlinear programmingBased on the mathematical model of blasting optimization in open pit mine, the optimization problem issolved with genetic algorithm in this paper, and the feasibility and high effectiveness of optimizing blasting

Keywords： engineering blasting     mining     optimization     mathematical model     nonlinear programming     genetic algorithm    

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New technology of double-pipe protecting borehole wall blasting

Pu Chuanjin,Xiao Zhengxue,Zhang Zhicheng,Hao Yafei

Strategic Study of CAE 2009, Volume 11, Issue 8,   Pages 88-92

Abstract:

Double-pipe protecting borehole wall balsting,a new control blastingand directional fracture controlled blasting.The characteristics of the new blasting technology, matching sets and explosion mechanism are detailedlyintroduced in the paper.The results of experiment on single borehole model blasting and tunnel diggingtesting indicate that it has very good blasting effect.

Keywords： blasting engineering     double-pipe protecting borehole wall balasting sets     blasting mechanism     dynamic    

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Large-scale model test study on the water pressure resistance of construction joints of karst tunnel

Frontiers of Structural and Civil Engineering   Pages 1249-1263 doi: 10.1007/s11709-023-0974-x

Abstract: pressure resistance of lining construction joints in high-pressure and water-rich karst tunnels.A large-scale model test was designed and conducted, innovatively transforming the external water pressureof the lining construction joint into internal water pressure.The results show that using waterstops can significantly improve the water pressure resistance of liningThe water pressure resistance of the lining construction joint is positively correlated with the lining

Keywords： karst tunnel     lining construction joint     water pressure resistance     large-scale model test     numerical    

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Design new ideas and engineering practice of high-pressure water-rich fault “outside block and inside

Zhang Minqing,Zhang Mei

Strategic Study of CAE 2009, Volume 11, Issue 12,   Pages 26-34

Abstract: It is rich in high-pressure water, with the biggest single whole water inflow of 1 800 m3/h and waterpressure of 2.5 MPa.The common design for high-pressure water-rich fault is thicker reinforced ring and stronger reinforcedEngineering practices show that "outside block and inside solid grouting"  can effectivelyblocking water and strengthen.

Keywords： high-pressure water-rich fault     unevenness     blocking water and strengthen by grouting     outside block    

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New progress of Chinese rock engineering

Qian Qihu

Strategic Study of CAE 2010, Volume 12, Issue 8,   Pages 37-48

Abstract:

Some of ground-breaking achievements of Chinese rock engineering areIn addition, the new technology of rock anchorage and fine blasting technology were also described.

Keywords： rock engineering     hydropower engineering     supporting technology     geological forecasting     anchoring technology     blasting    

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Application and Prospects of Water Jet Technology in Petroleum Engineering

Shen Zhonghou,Li Gensheng,Wang Ruihe

Strategic Study of CAE 2002, Volume 4, Issue 12,   Pages 60-65

Abstract:

This paper presents the study and applications of water jet technology in petroleum engineering.A mathematic model of pressure and water power attenuation, under the condition of submergence and nonfreedomnovel method and its model are established to gain maximum hydraulic power at bottomhole and optimize waterabove models and theories, three new kinds of bits, i.e. extended nozzle roller bit, self-resonating waterAlso, the paper points the prospects of applications of water jet technology in deep-well drilling, low-permeability

Keywords： water jet technology     oil well drilling     oil & gas production     high and ultra-high pressure jet    

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Study on water pressure characteristics of Xiamen Xiang’an Subsea Tunnel

Cheng Zhengming

Strategic Study of CAE 2012, Volume 14, Issue 11,   Pages 29-35

Abstract:

The reasonable water pressure upon lining determination is the key toThe analytic method calculation formula of outside pressure upon lining of circular subsea tunnel wasResults of model tests showed that under the condition of fully closed, the pressure on lining couldnot be reduced; the water pressure would significantly reduce if the water of the tunnel was drained,Lining external water pressure formula under limited drainage was established, and it was also verified

Keywords： subsea tunnel     lining     water pressure     model test     limited drainage     reduction    

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Title Author Date Type Operation

Research and Application of Engineering Water-pressure Blasting for Economizing Energy and Environmental

He Guangyi,Duan Changyan,Jing Shan,Wang Taichao

Journal Article

New stage of the research and application of the technology about engineering blasting energy conservation

Liu Youping,Li Yi,Zhang Pijie,He Guangyi

Journal Article

Monitoring and analysis to shock in water aboutunderwater drilling blasting

Ke Songlin,Li Linna,Si Jianfeng,Zhong Dongwang

Journal Article

Forecast and Measurements for Reduction of Dust in Demolition Blasting

Zheng Bingxu,Wei Xiaolin

Journal Article

The energesis and depressurization technology of filling solution cavity of high pressure and rich water

Zhang Mei,Zhang Minqing,Zhu Pengfei,Huang Hongjian

Journal Article

Progresses in Explosive Materials and Engineering Blasting

Wang Xuguang

Journal Article

Let the engineering blasting technology serving for society and benefit of mankind better：Sixty yearsof engineering blasting in China，review and prospect

Feng Shuyu,Zheng Zhemin

Journal Article

Application of Genetic Algorithm in the Optimization of Parameters in Engineering Blasting

Xu Hongtao,Lu Wenbo

Journal Article

New technology of double-pipe protecting borehole wall blasting

Pu Chuanjin,Xiao Zhengxue,Zhang Zhicheng,Hao Yafei

Journal Article

Large-scale model test study on the water pressure resistance of construction joints of karst tunnel

Journal Article

Design new ideas and engineering practice of high-pressure water-rich fault “outside block and inside

Zhang Minqing,Zhang Mei

Journal Article

The First Explosion in China-The Masterpiece of Guangdong Hongda Blasting Engineering Company

Journal Article

New progress of Chinese rock engineering

Qian Qihu

Journal Article

Application and Prospects of Water Jet Technology in Petroleum Engineering

Shen Zhonghou,Li Gensheng,Wang Ruihe

Journal Article

Study on water pressure characteristics of Xiamen Xiang’an Subsea Tunnel

Cheng Zhengming

Journal Article