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Current Situation and Prospect of Precision Blasting

Xie Xianqi

Strategic Study of CAE 2014, Volume 16, Issue 11,   Pages 14-19

Abstract:

Precision blasting is different from control blasting, was regarded as the symbol of development newWith regard to the prospect of precision blasting, following aspects should be studied furthermore: (objective, syncretic study of precision blasting and information technology should be enhanced; (3)adverse effects forecast, precision numerical simulation methods should be studied furthermore; (4)The modernization and standardization of precision blasting construction should be enhanced.

Keywords： Precision blasting     current situation     information technology     standardization     prospect    

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Key technologies of precision demolition blasting of ultra-long urban viaduct in complicated surroundings

Xie Xianqi,Jia Yongsheng,Yao Yingkang,Sun Jinshan,Wu Xinxia,Liu Changbang

Strategic Study of CAE 2014, Volume 16, Issue 11,   Pages 65-71

Abstract:

Key technologies of precision blasting were put forward based on characteristics of urban viaductblasting demolition in complicated surroundings.and sequenced collapsed dynamics model were established for quantitative blasting design.Specialization cooperation，precision，execution（SCPE）project management method was put forward for precisionKey technologies of precision demolition blasting can provide reference for similar projects.

Keywords： viaduct     blasting demolition     precision blasting     instability model     initiation network     adverse effects control    

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Precision Blasting Excavation of Underground Workshop Crane Beam of Rock Wall in Complicated Geology

Li Changneng,Xu Chengguang

Strategic Study of CAE 2014, Volume 16, Issue 11,   Pages 42-47

Abstract: According to inherent conception of “precision blasting”, technological measures of optimizedexcavation sequence, steel tube frame for drilling, double smooth blasting, equal and minim explosiveThrough which, precision control of explosive energy release and rock fragmentation were achieved, insuredthe blasting excavation quality.average over break value was only 2.9cm, the non-smoothness is 0~4cm, the influence depth because of blasting

Keywords： Xiang jiaba hydraulic power station     underground workshop     crane beam of rock wall     precision blasting    

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Safety assessment for buried drainage box culvert under influence of underground connected aisle blasting

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 2,   Pages 191-204 doi: 10.1007/s11709-022-0906-1

Abstract: Blasting engineering in complex urban environments is considered to influence the safety and stabilityTherefore, field blasting and vibration tests were performed on the blasting engineering of the Wuhanused to analyze the dynamic response characteristics of an underground drainage box culvert during the blastingThe vibration response evolution law of the buried drainage box culvert under blasting vibration was

Keywords： drainage box culvert     underpass blasting     dynamic response     numerical simulation     safety assessment    

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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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Study on Blasting Fragmentation Control for Moderate Deep Hole in Underground Mine

Zhao Yanwei,He Dongmei,Li Xianglong,Liu Junxuan

Strategic Study of CAE 2014, Volume 16, Issue 11,   Pages 48-52

Abstract:

The scallop moderate longhole blasting mining method in Da Hong-shanIn order to realize the mine production efficient development, the circular moderate longhole blastingThe test results show that circular hole blasting can reduce the block rate is reduced to 10.3%, andthe traditional scallop moderate longhole blasting mining compared with the average lump ore decreasedof detonators, the efficiency of drawing and at the same time, reduce the mining cost ,achieved good blasting

Keywords： The scallop moderate longhole blasting     the circular moderate longhole blasting     lump ore     blasting effect    

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Design，test and construction of the LKP1000-type movable shot blasting machine

Zhou Chang,Kan Rong ,Zhou Yi,Jiang Qin,Zhu Liang

Strategic Study of CAE 2013, Volume 15, Issue 8,   Pages 84-88

Abstract:

Shot blasting process is a process which use of shot blasting materialIn order to make the working efficiency and process of shot blasting machine more optimization, thisthrough mathematical analysis and validation adjustment by experimental machine design new type of shot blastingThis research conduct optimize design and discussion for the size and position of key parts of shot blastingwidth reach 1 000 mm, and at the same time ensure best shot blasting effect.

Keywords： shot blasting machine     shot blasting apparatus     surface treatment     experimental machine     shot blastingwidth     shot blasting effect    

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The Vibration Testing Analysis of Chamber & Deep-hole Pre-splitting Blasting

Shen Zhenyu,Wang Xuguang,Yu Yalun,Liu Honggang

Strategic Study of CAE 2006, Volume 8, Issue 3,   Pages 70-74

Abstract:

The vibration testing analysis of blasting in Tai-Chang freeway show that it is chamber & deep-holepre-splitting blasting that can strikingly drop the seismic effect of chamber blasting, so it effectivelysolves some problems of slope stability, slope quality and safety of building & structure that blastingThe improved technique of chamber blasting is beneficial to extending its scope of application so that

Keywords： chamber blasting     deep-hole pre-splitting blasting     blasting vibration     vibration testing analysis    

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Do not let precision medicine be kidnapped

Zhiping Yang

Frontiers of Medicine 2015, Volume 9, Issue 4,   Pages 512-513 doi: 10.1007/s11684-015-0425-8

Abstract:

Obama’s precision medicine initiative made the medical community boil over after the initiativePrecision medicine has been advocated by the majority of scientists and doctors.This article does not oppose precision medicine.However, the incentive of vigorously promoting precision medicine at present is a concern.

Keywords： precision medicine     personalized medicine     genomics    

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Review on the progress of ultra-precision machining technologies

Julong YUAN, Binghai LYU, Wei HANG, Qianfa DENG

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 2,   Pages 158-180 doi: 10.1007/s11465-017-0455-9

Abstract:

Ultra-precision machining technologies are the essential methods, to obtain the highest form accuracyThe conception, applications and history of ultra-precision machining are introduced in this article,and the developments of ultra-precision machining technologies, especially ultra-precision grinding,ultra-precision cutting and polishing are also reviewed.

Keywords： ultra-precision grinding     ultra-precision cutting     ultra-precision polishing     research status in China     development    

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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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Self-generation of machining precision and its realization in lapping of super precision solid balls

ZHANG Bopeng

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 3,   Pages 348-353 doi: 10.1007/s11465-008-0065-7

Abstract: This paper presents the principle of self-generation of machining precision by explaining its basic conceptThe self-generation of machining precision for solid balls with super precision is emphatically explainedNecessary conditions for achieving self-generation of machining precision are given.Establishment of the system for machining solid balls with super precision is discussed.Self-generation of machining precision for solid balls with super precision on the basis of the capability

Keywords： self-generation     necessary     self-regulation capability     viewpoint     Necessary    

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Blasting Technologies of Decreasing Vibration in Subway Tunnel Underpass Adjacent Upper Buildings

Fang Junbo

Strategic Study of CAE 2014, Volume 16, Issue 11,   Pages 58-64

Abstract:

Reduce the blasting vibration is important for blasting excavation inproblems of shock conducting tube detonator delay number difficulty to meet large cross-section tunnel blasting

Keywords： blasting design     parallel cut     big empty hole     delay- time initiation     short- hole blasting    

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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 center

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

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Human pangenome: far-reaching implications in precision medicine

Frontiers of Medicine doi: 10.1007/s11684-023-1039-1

Abstract: Human pangenome: far-reaching implications in precision medicine
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Title Author Date Type Operation

Current Situation and Prospect of Precision Blasting

Xie Xianqi

Journal Article

Key technologies of precision demolition blasting of ultra-long urban viaduct in complicated surroundings

Xie Xianqi,Jia Yongsheng,Yao Yingkang,Sun Jinshan,Wu Xinxia,Liu Changbang

Journal Article

Precision Blasting Excavation of Underground Workshop Crane Beam of Rock Wall in Complicated Geology

Li Changneng,Xu Chengguang

Journal Article

Safety assessment for buried drainage box culvert under influence of underground connected aisle blasting

Journal Article

Progresses in Explosive Materials and Engineering Blasting

Wang Xuguang

Journal Article

Study on Blasting Fragmentation Control for Moderate Deep Hole in Underground Mine

Zhao Yanwei,He Dongmei,Li Xianglong,Liu Junxuan

Journal Article

Design，test and construction of the LKP1000-type movable shot blasting machine

Zhou Chang,Kan Rong ,Zhou Yi,Jiang Qin,Zhu Liang

Journal Article

The Vibration Testing Analysis of Chamber & Deep-hole Pre-splitting Blasting

Shen Zhenyu,Wang Xuguang,Yu Yalun,Liu Honggang

Journal Article

Do not let precision medicine be kidnapped

Zhiping Yang

Journal Article

Review on the progress of ultra-precision machining technologies

Julong YUAN, Binghai LYU, Wei HANG, Qianfa DENG

Journal Article

New technology of double-pipe protecting borehole wall blasting

Pu Chuanjin,Xiao Zhengxue,Zhang Zhicheng,Hao Yafei

Journal Article

Self-generation of machining precision and its realization in lapping of super precision solid balls

ZHANG Bopeng

Journal Article

Blasting Technologies of Decreasing Vibration in Subway Tunnel Underpass Adjacent Upper Buildings

Fang Junbo

Journal Article

Forecast and Measurements for Reduction of Dust in Demolition Blasting

Zheng Bingxu,Wei Xiaolin

Journal Article

Human pangenome: far-reaching implications in precision medicine

Journal Article