Article(id=1320355142575173821, tenantId=1146029695717560320, journalId=1146123346816638986, issueId=1320355114339119116, articleNumber=null, orderNo=null, doi=10.13426/j.cnki.yky.2022.06.03, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1656000000000, receivedDateStr=2022-06-24, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792726797002, onlineDateStr=2026-10-23, pubDate=1676822400000, pubDateStr=2023-02-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792726797002, onlineIssueDateStr=2026-10-23, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792726797002, creator=13701087609, updateTime=1792726797002, updator=13701087609, issue=Issue{id=1320355114339119116, tenantId=1146029695717560320, journalId=1146123346816638986, year='2023', volume='42', issue='1', pageStart='1', pageEnd='102', issueExtLink='null', onlineDate='null', pubDate='1676822400000', pubDateStr='2023-02-20', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792726790269, creator='13701087609', updateTime=1792751655848, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1320459408186913410, tenantId=1146029695717560320, journalId=1146123346816638986, issueId=1320355114339119116, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1320459408186913411, tenantId=1146029695717560320, journalId=1146123346816638986, issueId=1320355114339119116, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=55, endPage=60, ext={EN=ArticleExt(id=1320355142759723198, articleId=1320355142575173821, tenantId=1146029695717560320, journalId=1146123346816638986, language=EN, title=Effect of RD Curing Agent on Curing Properties and Radon Shielding Performance of Uranium Tailings, columnId=1175805042197152439, journalTitle=Uranium Mining and Metallurgy, columnName=SAFETY AND ENVIRONMENT PROTECTION, runingTitle=null, highlight=null, articleAbstract=

The uranium tailings from a uranium mine in Hebei province were cured with cement and RD curing agent commonly used in the market. The mechanical properties and radon shielding properties of curing test blocks were studied, and the calculation formula for the optimal radon shielding layer was derived. The weathe rability test of the shielding layer was also carried out, and the microscopic mechanism of the curing test blocks was analyzed. The results show that the optimal mass ratio of uranium tailings curing is 0.08% RD curing agent and 15% cement. Under the optimal ratio, the compressive strength of the curing test blocks can reach 3.0 MPa, and the radon exhalation rate is 0.39 Bq/(m2·s). When the thickness of the solidified layer is 10 cm, the radon exhalation rate on the surface of uranium tailings decreases by 81.2%, and the radon shielding effect is obvious. At the same time, the radon exhalation rate on the shielding layer surface did not fluctuate greatly in the artificial simulated environment test, and the stability is good.

, authors=Gang CHEN, Yuhang GAN, Jianqiao KANG, Penghua HU, authorsList=Gang CHEN, Yuhang GAN, Jianqiao KANG, Penghua HU, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1320355143044935871, articleId=1320355142575173821, tenantId=1146029695717560320, journalId=1146123346816638986, language=CN, title=RD固化剂对铀尾渣固化体力学及氡屏蔽性能的影响研究, columnId=1175805042343953080, journalTitle=铀矿冶, columnName=安全·环保, runingTitle=null, highlight=null, articleAbstract=

选用市场常用的RD固化剂,配合水泥对河北省某铀矿的铀尾渣进行固化,研究了固化试块的力学性能和氡屏蔽性能,推导得出了最优氡屏蔽层计算公式;并对制作的屏蔽层开展了耐候性测试,分析了固化试块的微观机理。结果表明,在RD固化剂掺量0.08%、水泥掺量15%条件下形成的铀尾渣固化试块,其抗压强度可达3.0 MPa,氡析出率为0.39 Bq/(m2·s);在氡屏蔽固化层厚度为10 cm时,铀尾渣堆表面的氡析出率下降了81.2%。在模拟环境试验中,屏蔽层表面氡析出率未出现较大波动,稳定性好。

, authors=陈刚, 干雨杭, 康剑翘, 胡鹏华, authorsList=陈刚, 干雨杭, 康剑翘, 胡鹏华, authorCompany=null, correspAuthors=null, authorNote=

陈刚(1989—),男,内蒙古乌兰察布人,硕士,高级工程师,主要从事辐射防护和安全评价研究工作。

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陈刚(1989—),男,内蒙古乌兰察布人,硕士,高级工程师,主要从事辐射防护和安全评价研究工作。

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陈刚(1989—),男,内蒙古乌兰察布人,硕士,高级工程师,主要从事辐射防护和安全评价研究工作。

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RD固化剂对铀尾渣固化体力学及氡屏蔽性能的影响研究
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陈刚 , 干雨杭 , 康剑翘 , 胡鹏华
铀矿冶 | 安全·环保 2023,42(1): 55-60
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铀矿冶 |安全·环保 2023 , 42 (1) : 55 -60
RD固化剂对铀尾渣固化体力学及氡屏蔽性能的影响研究
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陈刚(1989—),男,内蒙古乌兰察布人,硕士,高级工程师,主要从事辐射防护和安全评价研究工作。

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陈刚(1989—),男,内蒙古乌兰察布人,硕士,高级工程师,主要从事辐射防护和安全评价研究工作。

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陈刚, 干雨杭, 康剑翘, 胡鹏华
作者信息
  • 核工业北京化工冶金研究院,北京 101149
作者简介:

陈刚(1989—),男,内蒙古乌兰察布人,硕士,高级工程师,主要从事辐射防护和安全评价研究工作。

Effect of RD Curing Agent on Curing Properties and Radon Shielding Performance of Uranium Tailings
Gang CHEN, Yuhang GAN, Jianqiao KANG, Penghua HU
Affiliations
  • Beijing Research Institute of Chemical Engineering and Metallurgy, CNNC, Beijing 101149, China
出版时间: 2023-02-20 doi: 10.13426/j.cnki.yky.2022.06.03
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选用市场常用的RD固化剂,配合水泥对河北省某铀矿的铀尾渣进行固化,研究了固化试块的力学性能和氡屏蔽性能,推导得出了最优氡屏蔽层计算公式;并对制作的屏蔽层开展了耐候性测试,分析了固化试块的微观机理。结果表明,在RD固化剂掺量0.08%、水泥掺量15%条件下形成的铀尾渣固化试块,其抗压强度可达3.0 MPa,氡析出率为0.39 Bq/(m2·s);在氡屏蔽固化层厚度为10 cm时,铀尾渣堆表面的氡析出率下降了81.2%。在模拟环境试验中,屏蔽层表面氡析出率未出现较大波动,稳定性好。

铀尾渣  /  固化  /  抗压强度  /  氡屏蔽

The uranium tailings from a uranium mine in Hebei province were cured with cement and RD curing agent commonly used in the market. The mechanical properties and radon shielding properties of curing test blocks were studied, and the calculation formula for the optimal radon shielding layer was derived. The weathe rability test of the shielding layer was also carried out, and the microscopic mechanism of the curing test blocks was analyzed. The results show that the optimal mass ratio of uranium tailings curing is 0.08% RD curing agent and 15% cement. Under the optimal ratio, the compressive strength of the curing test blocks can reach 3.0 MPa, and the radon exhalation rate is 0.39 Bq/(m2·s). When the thickness of the solidified layer is 10 cm, the radon exhalation rate on the surface of uranium tailings decreases by 81.2%, and the radon shielding effect is obvious. At the same time, the radon exhalation rate on the shielding layer surface did not fluctuate greatly in the artificial simulated environment test, and the stability is good.

uranium tailings  /  curing  /  compressive strength  /  radon shielding
陈刚, 干雨杭, 康剑翘, 胡鹏华. RD固化剂对铀尾渣固化体力学及氡屏蔽性能的影响研究. 铀矿冶, 2023 , 42 (1) : 55 -60 . DOI: 10.13426/j.cnki.yky.2022.06.03
Gang CHEN, Yuhang GAN, Jianqiao KANG, Penghua HU. Effect of RD Curing Agent on Curing Properties and Radon Shielding Performance of Uranium Tailings[J]. Uranium Mining and Metallurgy, 2023 , 42 (1) : 55 -60 . DOI: 10.13426/j.cnki.yky.2022.06.03

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doi: 10.13426/j.cnki.yky.2022.06.03
  • 接收时间:2022-06-24
  • 首发时间:2026-10-23
  • 出版时间:2023-02-20
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  • 收稿日期:2022-06-24
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    核工业北京化工冶金研究院,北京 101149
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2种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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