Article(id=1241777705922924615, tenantId=1146029695717560320, journalId=1240670690148397066, issueId=1241777699996368955, articleNumber=null, orderNo=null, doi=10.3963/j.issn.1001-487X.2024.02.022, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1696608000000, receivedDateStr=2023-10-07, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1773992476205, onlineDateStr=2026-03-20, pubDate=1717171200000, pubDateStr=2024-06-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1773992476205, onlineIssueDateStr=2026-03-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1773992476205, creator=13701087609, updateTime=1773992476205, updator=13701087609, issue=Issue{id=1241777699996368955, tenantId=1146029695717560320, journalId=1240670690148397066, year='2024', volume='41', issue='2', pageStart='1', pageEnd='252', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1773992474792, creator=13701087609, updateTime=1773992784144, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1241778997575619516, tenantId=1146029695717560320, journalId=1240670690148397066, issueId=1241777699996368955, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1241778997575619517, tenantId=1146029695717560320, journalId=1240670690148397066, issueId=1241777699996368955, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=177, endPage=184, ext={EN=ArticleExt(id=1241777706254274655, articleId=1241777705922924615, tenantId=1146029695717560320, journalId=1240670690148397066, language=EN, title=Influence of Air Overpressure induced by Blasting Excavation of Phase Ⅱ Diversion Upper Horizontal Adit of Meizhou Pumped Storage Power Station on Accident Gate, columnId=1240702076553065119, journalTitle=Blasting, columnName=BLASTING SAFETY, runingTitle=null, highlight=null, articleAbstract=
Air overpressure generated from the blasting excavation may affect the safety of surrounding structures. The blasting operation area of the horizontal tunnel of the second phase of Meizhou Pumped storage power station is only 81 m away from the steel accident gate of the upper drainage tunnel of the second phase project, which has been built and put into the operation in the first phase. However, the blasting may affect the operation stable of the accident gate. Therefore, taking the blasting excavation of the horizontal hole above the water diversion of the second phase of Meizhou pumped storage power station as the object, the field monitoring of blasting air overpressure was carried out. The distribution rule of blasting air overpressure and its influence on the safety of the emergency gate in the upper reservoir of Meizhou pumped storage power station were analyzed, which provided support for analyzing the influence of blasting air overpressure on the safety of the emergency gate in the upper reservoir. The blasting air overpressure monitoring data show that the air overpressure level in front of the accident gate about 80 m away from the blasting master surface is distributed at 0.63~3.46 kPa, which is much smaller than the suggested corresponding blasting safety control standard of 100 kPa. The protective facilities before the gate can effectively reduce the air overpressure at the gate position, and the measured air overpressure in the fourth and fifth blasting is reduced by more than 55%. When the single and total charge volume are effectively controlled, the measured air overpressure value is much smaller than the suggested control standard value. Besides, there is no abnormality in the field macro investigation and other detection data, the blasting construction does not affect the safe operation of the accident gate on the reservoir.
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CHEN Ming (1977-), male, Ph. D, professor, mainly engaged in engineering blasting and rock dynamics research, (E-mail)
whuchm@whu.edu.cn.
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爆破开挖过程中产生的空气超压可能会影响周边建构筑物的安全。梅州抽水蓄能电站二期引水平洞的爆破作业区,距离在一期工程中已建好并投入运行的二期工程引水上平洞上库钢质事故闸门仅81 m,爆破作业可能会影响事故闸门的稳定运行。为此,以梅州抽水蓄能电站二期引水上平洞的爆破开挖为对象,开展了爆破空气超压现场监测工作,分析了爆破空气超压的分布规律及其对梅州抽水蓄能电站上库事故闸门的安全影响,为分析爆破空气超压对上库事故闸门的安全影响提供了支撑。现场的爆破空气超压监测数据表明:距离爆破掌子面约80 m的事故闸门前的空气超压水平分布在0.63~3.46 kPa,远小于建议的相应的爆破安全控制标准100 kPa;闸门前使用胶帘等防护设施可以有效减小闸门位置的空气超压,实测的第4次和第5次爆破空气超压减小了55%以上;单段装药量及总装药量得到有效控制时,实测的空气超压值远低于建议的控制标准;现场宏观调查及其他检测数据也未见异常,爆破施工未影响上库事故闸门的安全运行。
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郑晶星(1978-),男,硕士、高级工程师,主要从事水利水电工程设计与施工管理,(E-mail)15459190@qq.com。
ZHENG Jing-xing (1978-), male, master, senior engineer, mainly engaged in the design and construction management of water conservancy and hydropower engineering, (E-mail) 15459190@qq.com.
, authorsList=郑晶星, 黄文锋, 陈明, 陈光泽, 潘鑫豪, 郑建月)}, authors=[Author(id=1241777713367814543, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=15459190@qq.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241777713476866456, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, authorId=1241777713367814543, language=EN, stringName=Jing-xing ZHENG, firstName=Jing-xing, middleName=null, lastName=ZHENG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.南方电网调峰调频发电有限公司 工程建设管理分公司,广州 511402, bio={"content":"
郑晶星(1978-),男,硕士、高级工程师,主要从事水利水电工程设计与施工管理,(E-mail)15459190@qq.com。
ZHENG Jing-xing (1978-), male, master, senior engineer, mainly engaged in the design and construction management of water conservancy and hydropower engineering, (E-mail) 15459190@qq.com.
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郑晶星(1978-),男,硕士、高级工程师,主要从事水利水电工程设计与施工管理,(E-mail)15459190@qq.com。
ZHENG Jing-xing (1978-), male, master, senior engineer, mainly engaged in the design and construction management of water conservancy and hydropower engineering, (E-mail) 15459190@qq.com.
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1.南方电网调峰调频发电有限公司 工程建设管理分公司,广州 511402)]), AuthorCompany(id=1241777713237791110, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, xref=2., ext=[AuthorCompanyExt(id=1241777713241985415, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, companyId=1241777713237791110, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2.武汉大学 水资源工程与调度全国重点实验室,武汉 430072)])], figs=[ArticleFig(id=1241777717998326487, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 1, caption=
Layout of Meizhou pumped storage power station, figureFileSmall=Zg6kFID1vJARAQgScHvk6g==, figureFileBig=lZyjvE0judOVnKXVj2bmWA==, tableContent=null), ArticleFig(id=1241777718119961317, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图1, caption=
梅蓄二期引水上平洞平面布置图, figureFileSmall=Zg6kFID1vJARAQgScHvk6g==, figureFileBig=lZyjvE0judOVnKXVj2bmWA==, tableContent=null), ArticleFig(id=1241777718371619590, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 2, caption=
Layout of protective facilities on diversion upper horizontal adit (unit: mm), figureFileSmall=OXXtQueG4RKZko62B5nyqw==, figureFileBig=8AQ84NQKXVk/qXg8PCNGXg==, tableContent=null), ArticleFig(id=1241777718442922772, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图2, caption=
引水上平洞防护设施设计图(单位:mm), figureFileSmall=OXXtQueG4RKZko62B5nyqw==, figureFileBig=8AQ84NQKXVk/qXg8PCNGXg==, tableContent=null), ArticleFig(id=1241777718593917727, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 3, caption=
Site layout of protective structure on diversion upper horizontal adit, figureFileSmall=aBx5YIqdDq0SOqSezpi0rg==, figureFileBig=wnIzlwEJQ6xwlVMmJqcFJA==, tableContent=null), ArticleFig(id=1241777718690386732, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图3, caption=
引水上平洞防护结构现场布置图, figureFileSmall=aBx5YIqdDq0SOqSezpi0rg==, figureFileBig=wnIzlwEJQ6xwlVMmJqcFJA==, tableContent=null), ArticleFig(id=1241777718791050038, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 4, caption=
Explosive shock wave acquisition system, figureFileSmall=kvLIWzgjH6B2EHke8EoPNA==, figureFileBig=dXkfVwOCoXjIOj6U1H+Tbw==, tableContent=null), ArticleFig(id=1241777718904296257, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图4, caption=
Blast-PRO爆炸冲击波采集系统, figureFileSmall=kvLIWzgjH6B2EHke8EoPNA==, figureFileBig=dXkfVwOCoXjIOj6U1H+Tbw==, tableContent=null), ArticleFig(id=1241777719013348174, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 5, caption=
Design drawing of the first upper step blasting (unit: mm), figureFileSmall=4ZXk2ZYvjjjEOg+1nV/hcg==, figureFileBig=qD5S+TQKl2MFU0vRTWOLew==, tableContent=null), ArticleFig(id=1241777719181120343, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图5, caption=
第一次上台阶爆破爆破设计图(单位:mm), figureFileSmall=4ZXk2ZYvjjjEOg+1nV/hcg==, figureFileBig=qD5S+TQKl2MFU0vRTWOLew==, tableContent=null), ArticleFig(id=1241777719357281125, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 6, caption=
Design drawing of the second upper step blasting (unit: mm), figureFileSmall=MkEPhS+y3qrgktgpJkqLOg==, figureFileBig=u1YitJsceJJIbvuVUqDxCQ==, tableContent=null), ArticleFig(id=1241777719453750126, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图6, caption=
第二次上台阶爆破爆破设计图(单位:mm), figureFileSmall=MkEPhS+y3qrgktgpJkqLOg==, figureFileBig=u1YitJsceJJIbvuVUqDxCQ==, tableContent=null), ArticleFig(id=1241777719533441911, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 7, caption=
Schematic diagram of measuring points (unit: m), figureFileSmall=EMHlNGLl09KpSedaMlyWHQ==, figureFileBig=DrvL6HYzM6bsyIC54YLY7Q==, tableContent=null), ArticleFig(id=1241777719629910910, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图7, caption=
测点布置示意图(单位:m), figureFileSmall=EMHlNGLl09KpSedaMlyWHQ==, figureFileBig=DrvL6HYzM6bsyIC54YLY7Q==, tableContent=null), ArticleFig(id=1241777719717991301, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 8, caption=
Schematic diagram of the site location, figureFileSmall=WOaWFMrD5NInG9+5eYvemw==, figureFileBig=RLLYqjbDlVAuZvHPbREPgA==, tableContent=null), ArticleFig(id=1241777719831237524, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图8, caption=
空气超压测点现场位置示意图, figureFileSmall=WOaWFMrD5NInG9+5eYvemw==, figureFileBig=RLLYqjbDlVAuZvHPbREPgA==, tableContent=null), ArticleFig(id=1241777719931900827, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 9, caption=
Air overpressure diagram of the measuring point during the 4th blasting, figureFileSmall=F2CjI6eJMBum9vH5mswimQ==, figureFileBig=VOTayF8iUNlz5G6c73icOA==, tableContent=null), ArticleFig(id=1241777720003204006, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图9, caption=
第4次爆破时测点空气超压图, figureFileSmall=F2CjI6eJMBum9vH5mswimQ==, figureFileBig=VOTayF8iUNlz5G6c73icOA==, tableContent=null), ArticleFig(id=1241777720095478704, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 10, caption=
Air overpressure diagram of the measuring point during the 5th blasting, figureFileSmall=naU2iqgkTKYmM2OiynYPtw==, figureFileBig=vM+E82PuI6QAla4bI7g47g==, tableContent=null), ArticleFig(id=1241777720204530610, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图10, caption=
第5次爆破时胶帘前后测点空气超压图, figureFileSmall=naU2iqgkTKYmM2OiynYPtw==, figureFileBig=vM+E82PuI6QAla4bI7g47g==, tableContent=null), ArticleFig(id=1241777720317776826, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 11, caption=
Measurement point before the sluice gate (P6) during the 2nd blasting, figureFileSmall=HXReEniBDsgmlrfgWXAxxw==, figureFileBig=og1RDjYmFXSJv/T08/QVDg==, tableContent=null), ArticleFig(id=1241777720414245824, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图11, caption=
第2次爆破时胶帘后(P6)测点, figureFileSmall=HXReEniBDsgmlrfgWXAxxw==, figureFileBig=og1RDjYmFXSJv/T08/QVDg==, tableContent=null), ArticleFig(id=1241777720519103435, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Fig. 12, caption=
Measurement point before the sluice gate (P5) during the 5th blasting, figureFileSmall=qkP26bXd2vosYmkWt4y28g==, figureFileBig=skKT/ki5kHRxbC5HTsj1GQ==, tableContent=null), ArticleFig(id=1241777720636543954, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=图12, caption=
第5次爆破时胶帘后(P5)测点, figureFileSmall=qkP26bXd2vosYmkWt4y28g==, figureFileBig=skKT/ki5kHRxbC5HTsj1GQ==, tableContent=null), ArticleFig(id=1241777720720430043, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Table 1, caption=
Performance parameters of the Blast-PRO explosion shock wave acquisition system
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数名称 | 取值 |
|---|
| 工作温度 | -10~60 ℃ |
| A/D | 24 bit |
| 采样速率 | 4 M/1 M/250 kHz多档可选 |
| 动态范围 | 100 dB |
| 采集端量程 | -1~+1 V/-10~+10 V |
| 传感器量程 | 0~1 MPa |
), ArticleFig(id=1241777722238768098, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=表1, caption=
Blast-PRO爆炸冲击波采集系统性能参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数名称 | 取值 |
|---|
| 工作温度 | -10~60 ℃ |
| A/D | 24 bit |
| 采样速率 | 4 M/1 M/250 kHz多档可选 |
| 动态范围 | 100 dB |
| 采集端量程 | -1~+1 V/-10~+10 V |
| 传感器量程 | 0~1 MPa |
), ArticleFig(id=1241777722368791533, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Table 2, caption=
Blasting parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破顺序 | 爆破类型 | 总装药量/kg | 分段 | 单段最大装药量/kg |
|---|
| 1 | 修边爆破 | 36.00 | 1#、3#、5#、7# | 10.50 |
| 2 | 掏槽爆破 | 66.60 | 1#、3#、5#、7#、9#、11# | 16.80 |
| 3 | 压顶爆破 | 100.65 | - | 15.90 |
| 4 | 第一次上台阶爆破 | 143.70 | - | 15.00 |
| 5 | 第二次上台阶爆破 | 180.00 | - | 19.20 |
), ArticleFig(id=1241777722503009268, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=表2, caption=
爆破总装药量及最大单段药量
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破顺序 | 爆破类型 | 总装药量/kg | 分段 | 单段最大装药量/kg |
|---|
| 1 | 修边爆破 | 36.00 | 1#、3#、5#、7# | 10.50 |
| 2 | 掏槽爆破 | 66.60 | 1#、3#、5#、7#、9#、11# | 16.80 |
| 3 | 压顶爆破 | 100.65 | - | 15.90 |
| 4 | 第一次上台阶爆破 | 143.70 | - | 15.00 |
| 5 | 第二次上台阶爆破 | 180.00 | - | 19.20 |
), ArticleFig(id=1241777722570118139, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Table 3, caption=
Peak air overpressure (unit: kPa)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 监测次序 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 |
|---|
| 1 | 未触发(<1.0) | 未触发(<1.0) | 未触发(<1.0) | - | - | 1.52 | 1.96 | 1.90 |
| 2 | 未触发(<1.0) | - | 未触发(<1.0) | 未触发(<1.0) | 未触发(<1.0) | 2.32 | - | 未触发(<1.0) |
| 3 | - | - | - | 未触发(<1.0) | 未触发(<1.0) | - | - | 未触发(<1.0) |
| 4 | - | - | - | 4.40 | 1.78 | - | - | 3.46 |
| 5 | - | - | - | 4.69 | 0.58 | - | - | 0.63 |
), ArticleFig(id=1241777722658197505, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=表3, caption=
空气超压峰值统计表(单位:kPa)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 监测次序 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 |
|---|
| 1 | 未触发(<1.0) | 未触发(<1.0) | 未触发(<1.0) | - | - | 1.52 | 1.96 | 1.90 |
| 2 | 未触发(<1.0) | - | 未触发(<1.0) | 未触发(<1.0) | 未触发(<1.0) | 2.32 | - | 未触发(<1.0) |
| 3 | - | - | - | 未触发(<1.0) | 未触发(<1.0) | - | - | 未触发(<1.0) |
| 4 | - | - | - | 4.40 | 1.78 | - | - | 3.46 |
| 5 | - | - | - | 4.69 | 0.58 | - | - | 0.63 |
), ArticleFig(id=1241777722792415240, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=EN, label=Table 4, caption=
Calcalculated values of the empirical formula
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破顺序 | 测点4空气超压峰值理论值P1/kPa | 测点4空气超压峰值实测值P2/kPa | P1/P2 |
|---|
| 4 | 3.029 | 4.40 | 68.73% |
| 5 | 3.30 | 4.69 | 70.30% |
), ArticleFig(id=1241777722884689933, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241777705922924615, language=CN, label=表4, caption=
经验公式超压波计算值
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破顺序 | 测点4空气超压峰值理论值P1/kPa | 测点4空气超压峰值实测值P2/kPa | P1/P2 |
|---|
| 4 | 3.029 | 4.40 | 68.73% |
| 5 | 3.30 | 4.69 | 70.30% |
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