Article(id=1148109995809435971, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1148109990923072455, articleNumber=1009-2617(2025)02-0247-09, orderNo=null, doi=10.13355/j.cnki.sfyj.2025.02.014, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1719331200000, receivedDateStr=2024-06-26, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1751660353853, onlineDateStr=2025-07-05, pubDate=1745769600000, pubDateStr=2025-04-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1751660353853, onlineIssueDateStr=2025-07-05, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1751660353853, creator=13701087609, updateTime=1751660353853, updator=13701087609, issue=Issue{id=1148109990923072455, tenantId=1146029695717560320, journalId=1146120122248306696, year='2025', volume='44', issue='2', pageStart='133', pageEnd='279', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1751660352687, creator=13701087609, updateTime=1758246043500, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1175732380301148501, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1148109990923072455, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1175732380301148502, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1148109990923072455, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=247, endPage=255, ext={EN=ArticleExt(id=1148109996228866394, articleId=1148109995809435971, tenantId=1146029695717560320, journalId=1146120122248306696, language=EN, title=Removal of Superstandard Components from Acidic Seepage Water Containing Uranium in a Mining Area, columnId=1152626641181700664, journalTitle=Hydrometallurgy of China, columnName=Experiment Research, runingTitle=null, highlight=null, articleAbstract=
The removal method of superstandard components of uranium acid seepage water from sulphur-containing uranium waste rock in a mining area was studied. Firstly, 1 g/L mineral powder was added to the wastewater exceeding the standard to remove Cd, Cu and part U, and then the pH of seepage water from the waste rock landfill on the south and north sides was adjusted from 2.78 and 2.66 to 4.70 and 4.30, respectively, and the optimal contact reaction time was 30 min. The effects of Mg(OH)2, Ca(OH)2, Na2CO3 and NaOH on the further treatment of U, Mn and Zn in the effluent treated by ore powder were compared. The results show that Ca(OH)2 has the best removal effects on U, Mn and Zn.Under the conditions of 0.32 and 0.96 g/L of Ca(OH)2 and pH of 7 ~ 8, the removal rate of U, Cu, Cd, Zn and Mn can reach over 99.8%, over 90%, over 90%, over 95% and over 75.5%, respectively. And the settling speed is fast, and the suspended liquid volume can be reduced by about 70% after standing for 60 min. The precise calculation of the change of ion concentration during the addition of Ca(OH)2. The results of sediment characterization show that hydrotaltale-like substances are formed during the purification process,Mn2+ and Zn2+ ions entered the hydrotalc structure and are removed,and uranyl ions may be removed by electrostatic adsorption with hydrotalc, surface complexation or interlayer anion exchange.
, 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, authorCompany=null, fund=null, authors=null, authorsList=Yang WANG), CN=ArticleExt(id=1148110006358110362, articleId=1148109995809435971, tenantId=1146029695717560320, journalId=1146120122248306696, language=CN, title=从某矿区含铀酸性渗出水中去除超标组分研究, columnId=1152626641328501305, journalTitle=湿法冶金, columnName=试验研究, runingTitle=null, highlight=null, articleAbstract=针对某矿区含硫铀废石堆含铀酸性超标渗出水,研究了其超标组分的去除方法。首先在超标废水中添加1
g/L矿粉去除Cd、Cu及部分U,再将南、北两侧废石堆场渗出水pH分别由2.78、2.66调节至4.70、4.30,并在最佳接触反应时间为30 min条件下,对比了Mg(OH)
2、Ca(OH)
2、Na
2CO
3和NaOH深度法除矿粉处理后渗出水中U、Mn、Zn的效果。结果表明:相较而言,Ca(OH)
2对U、Mn、Zn去除效果最优;在南、北两侧废石堆场渗出水的Ca(OH)
2加入量分别为0.32和0.96
g/L、渗出水pH为7~8条件下,U去除率达99.8%以上,Cu、Cd去除率均达90%以上,Zn去除率达95%以上,Mn去除率达75.5%以上,且沉降速度快,静置60 min悬混液体积可缩减70%左右;对Ca(OH)
2加入过程中离子浓度变化的精确计算和沉淀物表征结果表明,净化过程中有类水滑石物质生成,Mn
2+、Zn
2+进入水滑石结构中被去除,铀酰离子可能通过与水滑石间静电吸附、表面配合或通过层间阴离子交换等方式实现去除。, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=4pVf4+8MXZtXDw2bjzuSbw==, magXml=kVNNlilq/iLoyDuk/67EqA==, pdfUrl=null, pdf=+dS/WtS0zxLtD/7Ns/PSRQ==, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=yWJSGedgPtOr70vJ0dL0xA==, mapNumber=null, authorCompany=null, fund=null, authors=
王扬(1981—),女,硕士,高级工程师,主要研究方向为环境保护与辐射防护。
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王扬(1981—),女,硕士,高级工程师,主要研究方向为环境保护与辐射防护。
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王扬(1981—),女,硕士,高级工程师,主要研究方向为环境保护与辐射防护。
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2), Keyword(id=1174444022904009276, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, orderNo=6, keyword=水滑石), Keyword(id=1174444022992089661, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, orderNo=7, keyword=超标组分)], refs=[Reference(id=1174444026540470882, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, doi=null, pmid=null, pmcid=null, year=1997, volume=null, issue=null, pageStart=81, pageEnd=91, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=CASTRO-LARRGOITIA J, KRAMAR U, PUCHELT H, journalName=J Geochem Explor, refType=null, unstructuredReference=
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45(10):117-123., articleTitle=Preparation of ZnMnCo-LDHs and its adsorption properties to phosphate wastewater, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1174444021679272488, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, xref=null, ext=[AuthorCompanyExt(id=1174444021687661097, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, companyId=1174444021679272488, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Beijing Research Institute of Chemical Engineering and Metallurgy, CNNC, Beijing 101149), AuthorCompanyExt(id=1174444021696049706, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, companyId=1174444021679272488, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=核工业北京化工冶金研究院, 北京 101149)])], figs=[ArticleFig(id=1174444023260525118, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.1, caption=
Change curves of mass concentration of superstandard ions in south seepage with mineral powder mass to seepage water volume ratio, figureFileSmall=99QmiXWeyQmq1UcLGCo4qA==, figureFileBig=/sNkD05YuVqZPkvOo6pRGQ==, tableContent=null), ArticleFig(id=1174444023356994111, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图1, caption=
南侧渗出水超标离子质量浓度随矿粉与渗出水质量体积比的变化趋势, figureFileSmall=99QmiXWeyQmq1UcLGCo4qA==, figureFileBig=/sNkD05YuVqZPkvOo6pRGQ==, tableContent=null), ArticleFig(id=1174444023411520064, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.2, caption=
Change curve of pH of seepage water in south side with mineral powder mass to seepage water volume ratio, figureFileSmall=R6X1X3WEysxrr5Djem7Wrw==, figureFileBig=ThtlHWFDrIdqtR8wKYJLZw==, tableContent=null), ArticleFig(id=1174444023466046017, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图2, caption=
南侧渗出水pH随矿粉与渗出水质量体积比的变化趋势, figureFileSmall=R6X1X3WEysxrr5Djem7Wrw==, figureFileBig=ThtlHWFDrIdqtR8wKYJLZw==, tableContent=null), ArticleFig(id=1174444023537349186, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.3, caption=
Change curves of excessive ion mass concentration in north side with mineral powder mass to seepage water volume ratio, figureFileSmall=QDzfHN+Y1R/RksgCZCYybg==, figureFileBig=tmD+w96NkOhy0Nt6uuHFrg==, tableContent=null), ArticleFig(id=1174444023617040963, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图3, caption=
北侧渗出水超标离子质量浓度随矿粉与渗出水质量体积比的变化趋势, figureFileSmall=QDzfHN+Y1R/RksgCZCYybg==, figureFileBig=tmD+w96NkOhy0Nt6uuHFrg==, tableContent=null), ArticleFig(id=1174444023747064388, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.4, caption=
Change curve of pH of seepage water in the north side with mineral powder mass to seepage water volume ratio, figureFileSmall=XMRB8sHYh07R8OjTv+po7g==, figureFileBig=7CwRnLgcdbZqoLMifazvrQ==, tableContent=null), ArticleFig(id=1174444023797396037, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图4, caption=
北侧渗出水pH随矿粉与渗出水质量体积比的变化趋势, figureFileSmall=XMRB8sHYh07R8OjTv+po7g==, figureFileBig=7CwRnLgcdbZqoLMifazvrQ==, tableContent=null), ArticleFig(id=1174444023893865030, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.5, caption=
Change curves of concentration of superstandard ions in south seepage with contact reaction time of mineral powder and seepage water, figureFileSmall=1WFPIG9BQKpEPdBWuRTRiw==, figureFileBig=Ov4Ml6uyHPlg/F6hMmwQzQ==, tableContent=null), ArticleFig(id=1174444023948390983, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图5, caption=
南侧渗出水超标离子质量浓度随矿粉与渗出水接触反应时间的变化趋势, figureFileSmall=1WFPIG9BQKpEPdBWuRTRiw==, figureFileBig=Ov4Ml6uyHPlg/F6hMmwQzQ==, tableContent=null), ArticleFig(id=1174444024019694152, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.6, caption=
Change curves of pH of seepage water in south with contact reaction time of mineral powder and seepage water, figureFileSmall=Is7RiUmSi7IULnyuQq2tZg==, figureFileBig=6Cuzn2nozdk7eFI13DgANg==, tableContent=null), ArticleFig(id=1174444024103580233, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图6, caption=
南侧渗出水pH随矿粉与渗出水接触反应时间的变化趋势, figureFileSmall=Is7RiUmSi7IULnyuQq2tZg==, figureFileBig=6Cuzn2nozdk7eFI13DgANg==, tableContent=null), ArticleFig(id=1174444024246186570, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.7, caption=
Change curves concentration of excessive ion mass in north seepage with contact reaction time of mineral powder and seepage water, figureFileSmall=wSBgZ7oLv1AOJOywLrEElg==, figureFileBig=U9gVc2QFJgUKRlpF9KPySg==, tableContent=null), ArticleFig(id=1174444024439124555, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图7, caption=
北侧渗出水超标离子质量浓度随矿粉与渗出水接触反应时间的变化趋势, figureFileSmall=wSBgZ7oLv1AOJOywLrEElg==, figureFileBig=U9gVc2QFJgUKRlpF9KPySg==, tableContent=null), ArticleFig(id=1174444024514622028, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.8, caption=
Change curves of seepage pH in north side with contact reaction time between mineral powder and seepage water, figureFileSmall=llyLkbHTIMKNfWcEKPebuw==, figureFileBig=nPQlYrGZPbrRYC0SSOwnmg==, tableContent=null), ArticleFig(id=1174444024581730893, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图8, caption=
北侧渗出水pH随矿粉与渗出水接触反应时间的变化趋势, figureFileSmall=llyLkbHTIMKNfWcEKPebuw==, figureFileBig=nPQlYrGZPbrRYC0SSOwnmg==, tableContent=null), ArticleFig(id=1174444024665616974, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.9, caption=
Comparison of sedimentation rates of different alkaline substances, figureFileSmall=v1a5N/5Z/xX5TWdAiBKESw==, figureFileBig=A+yndoy0prDFs8kj/w73Tg==, tableContent=null), ArticleFig(id=1174444024720142927, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图9, caption=
不同碱性物质的沉降速率对比 —■—NaOH;—■—NaOH+矿粉;—▲—Ca(OH)2;—▲—Ca(OH)2+矿粉;—●—Mg(OH)2;—●—Mg(OH)2+矿粉;—◆—Na2CO3;—◆—Na2CO3+矿粉。
, figureFileSmall=v1a5N/5Z/xX5TWdAiBKESw==, figureFileBig=A+yndoy0prDFs8kj/w73Tg==, tableContent=null), ArticleFig(id=1174444024783057488, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Fig.10, caption=
FI-IR spectrum of sediment, figureFileSmall=FBHsjglLA5QFJD2GTyXSxA==, figureFileBig=9kcVLKFv3cVlaF7bcc1jQA==, tableContent=null), ArticleFig(id=1174444024850166353, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=图10, caption=
沉淀物的FI-IR图谱, figureFileSmall=FBHsjglLA5QFJD2GTyXSxA==, figureFileBig=9kcVLKFv3cVlaF7bcc1jQA==, tableContent=null), ArticleFig(id=1174444024992772690, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Table 1, caption=
Water quality analysis results of uranium-containing acid seepage from south and north waste rock dumps mg/L
, figureFileSmall=null, figureFileBig=null, tableContent=
| 成分 | 北侧 | 南侧 | 成分 | 北侧 | 南侧 |
| U | 1.06 | 0.59 | F- | <10 | <10 |
| Cr | <0.5 | <0.5 | $\mathrm{NO}_{3}^{-}$ | <10 | <10 |
| Cd | 0.278 | 0.58 | Cl- | 2.05 | 3.6 |
| Mn | 1.77 | 2.9 | $\mathrm{SO}_{4}^{2-}$ | 2 770 | 1 310 |
| Pb | <2 | <2 | P | <0.5 | <0.5 |
| Ni | 1.99 | 1.51 | Na | 4.06 | 6.41 |
| Zn | 4.62 | 5.02 | K | 1.54 | 5.94 |
| Cu | 1.66 | 0.05 | Ca | 118 | 130 |
| Fe | 22.7 | 52.8 | Mg | 80.7 | 47.7 |
| Ag | <0.5 | <0.5 | Al | 261 | 52 |
| As* | <2 | <2 | Hg* | <0.1 | <0.1 |
), ArticleFig(id=1174444025089241683, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=表1, caption=
南、北侧废石堆场含铀酸性渗出水的水质分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 成分 | 北侧 | 南侧 | 成分 | 北侧 | 南侧 |
| U | 1.06 | 0.59 | F- | <10 | <10 |
| Cr | <0.5 | <0.5 | $\mathrm{NO}_{3}^{-}$ | <10 | <10 |
| Cd | 0.278 | 0.58 | Cl- | 2.05 | 3.6 |
| Mn | 1.77 | 2.9 | $\mathrm{SO}_{4}^{2-}$ | 2 770 | 1 310 |
| Pb | <2 | <2 | P | <0.5 | <0.5 |
| Ni | 1.99 | 1.51 | Na | 4.06 | 6.41 |
| Zn | 4.62 | 5.02 | K | 1.54 | 5.94 |
| Cu | 1.66 | 0.05 | Ca | 118 | 130 |
| Fe | 22.7 | 52.8 | Mg | 80.7 | 47.7 |
| Ag | <0.5 | <0.5 | Al | 261 | 52 |
| As* | <2 | <2 | Hg* | <0.1 | <0.1 |
), ArticleFig(id=1174444025223459412, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Table 2, caption=
Concentration and discharge standard of superstandard elements in uranium-containing acid seepage water from south and north waste rock dumps mg/L
, figureFileSmall=null, figureFileBig=null, tableContent=
| 超标元素及pH | 南侧 | 北侧 | 排放标准 |
| U | 0.59 | 1.06 | 0.3 |
| Cd | 0.58 | 0.28 | 0.1 |
| Cu | — | 1.66 | 1.0 |
| Zn | 5.02 | 4.3* | 5.0 |
| Mn | 2.90 | 0.60* | 2.0 |
), ArticleFig(id=1174444025311539797, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=表2, caption=
南、北侧废石堆场含铀酸性渗出水中超标元素浓度及排放标准
, figureFileSmall=null, figureFileBig=null, tableContent=
| 超标元素及pH | 南侧 | 北侧 | 排放标准 |
| U | 0.59 | 1.06 | 0.3 |
| Cd | 0.58 | 0.28 | 0.1 |
| Cu | — | 1.66 | 1.0 |
| Zn | 5.02 | 4.3* | 5.0 |
| Mn | 2.90 | 0.60* | 2.0 |
), ArticleFig(id=1174444025395425878, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Table 3, caption=
Mass fraction of each component in mineral powder
, figureFileSmall=null, figureFileBig=null, tableContent=
| 元素 | 质量分数/% | 元素 | 质量分数/% |
| S | 0.93 | Ti | 0.84 |
| SiO2 | 31.4 | K | 0.25 |
| Ca | 26.2 | Na | 0.39 |
| Mg | 5.18 | Cl- | 0.31 |
| Al | 8.54 | Zr | 0.03 |
| Fe | 0.25 | F- | <0.1 |
| Mn | 0.32 | 烧失量 | 25.2 |
), ArticleFig(id=1174444025445757527, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=表3, caption=
矿粉中各组分的质量分数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 元素 | 质量分数/% | 元素 | 质量分数/% |
| S | 0.93 | Ti | 0.84 |
| SiO2 | 31.4 | K | 0.25 |
| Ca | 26.2 | Na | 0.39 |
| Mg | 5.18 | Cl- | 0.31 |
| Al | 8.54 | Zr | 0.03 |
| Fe | 0.25 | F- | <0.1 |
| Mn | 0.32 | 烧失量 | 25.2 |
), ArticleFig(id=1174444025517060696, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Table 4, caption=
Removal of ions from south seeping water treated with alkaline substances
, figureFileSmall=null, figureFileBig=null, tableContent=
| 碱性物质种类 | 滴加量/mL | U | Mn | Zn | | pH |
质量浓度/ (mg·L-1) | 去除率% | 质量浓度/ (mg·L-1) | 去除率% | 质量浓度/ (mg·L-1) | 去除率% | |
| 无 | 0.0 | 56.9 | — | 3.79 | — | 4.5 | — | 4.70 |
| Na2CO3 | 1.2 | — | — | 3.36 | 11.3 | 2.2 | 50.7 | 6.00 |
| 1.6 | — | — | 2.51 | 33.8 | <0.2 | >95.5 | 6.95 |
| 1.8 | 2.1 | 96.3 | 0.21 | 94.5 | <0.2 | >95.5 | 8.01 |
| Mg(OH)2 | 4.0 | — | — | 3.30 | 12.9 | 2.4 | 46.4 | 5.96 |
| 5.0 | | — | —3.03 | 20.1 | <0.2 | >95.5 | 7.00 |
| 5.8 | 1.7 | 97.0 | 2.27 | 40.1 | <0.2 | >95.5 | 7.89 |
| Ca(OH)2 | 1.1 | — | — | 3.15 | 16.9 | 3.1 | 30.8 | 5.97 |
| 1.4 | | — | —2.47 | 34.8 | <0.2 | >95.5 | 6.93 |
| 1.6 | 1.3 | 97.7 | 0.81 | 78.6 | <0.2 | >95.5 | 8.11 |
| NaOH | 0.9 | — | — | 3.30 | 12.9 | 3.8 | 15.6 | 5.96 |
| 1.5 | — | — | 2.21 | 41.7 | 1.0 | 77.2 | 7.21 |
| 1.6 | 1.5 | 97.4 | 0.70 | 81.5 | 1.0 | 77.9 | 7.97 |
), ArticleFig(id=1174444025655472729, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=表4, caption=
南测渗出水加碱性物质处理后各离子的去除情况
, figureFileSmall=null, figureFileBig=null, tableContent=
| 碱性物质种类 | 滴加量/mL | U | Mn | Zn | | pH |
质量浓度/ (mg·L-1) | 去除率% | 质量浓度/ (mg·L-1) | 去除率% | 质量浓度/ (mg·L-1) | 去除率% | |
| 无 | 0.0 | 56.9 | — | 3.79 | — | 4.5 | — | 4.70 |
| Na2CO3 | 1.2 | — | — | 3.36 | 11.3 | 2.2 | 50.7 | 6.00 |
| 1.6 | — | — | 2.51 | 33.8 | <0.2 | >95.5 | 6.95 |
| 1.8 | 2.1 | 96.3 | 0.21 | 94.5 | <0.2 | >95.5 | 8.01 |
| Mg(OH)2 | 4.0 | — | — | 3.30 | 12.9 | 2.4 | 46.4 | 5.96 |
| 5.0 | | — | —3.03 | 20.1 | <0.2 | >95.5 | 7.00 |
| 5.8 | 1.7 | 97.0 | 2.27 | 40.1 | <0.2 | >95.5 | 7.89 |
| Ca(OH)2 | 1.1 | — | — | 3.15 | 16.9 | 3.1 | 30.8 | 5.97 |
| 1.4 | | — | —2.47 | 34.8 | <0.2 | >95.5 | 6.93 |
| 1.6 | 1.3 | 97.7 | 0.81 | 78.6 | <0.2 | >95.5 | 8.11 |
| NaOH | 0.9 | — | — | 3.30 | 12.9 | 3.8 | 15.6 | 5.96 |
| 1.5 | — | — | 2.21 | 41.7 | 1.0 | 77.2 | 7.21 |
| 1.6 | 1.5 | 97.4 | 0.70 | 81.5 | 1.0 | 77.9 | 7.97 |
), ArticleFig(id=1174444025764524634, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Table 5, caption=
Removal of ions from north seeping water treated with alkaline substances
, figureFileSmall=null, figureFileBig=null, tableContent=
| 碱性物质种类 | 滴加量/mL | U | Mn | Zn | pH |
质量浓度/ (mg·L-1) | 去除率% | 质量浓度/ (mg·L-1) | 去除率% | 质量浓度/ (mg·L-1) | 去除率% |
| 无 | 0.00 | 715.00 | — | 2.53 | — | 4.1 | — | 4.30 |
| Na2CO3 | 6.0 | 165.00 | 76.9 | 2.14 | 15.4 | 2.5 | 39.5 | 5.99 |
| 12.5 | 57.1 | 92.0 | 1.96 | 22.5 | 0.2 | 94.9 | 7.15 |
| 15.0 | 10.90 | 98.5 | 0.75 | 70.4 | <0.2 | 95.2 | 8.04 |
| Mg(OH)2 | 10.0 | 338.00 | 52.7 | 2.52 | 0.40 | 3.3 | 21.1 | 5.91 |
| 12.0 | 5.60 | 99.2 | 1.97 | 22.1 | <0.2 | 95.2 | 6.92 |
| 14.7 | 3.54 | 99.5 | 1.85 | 26.9 | <0.2 | 95.2 | 7.9 |
| Ca(OH)2 | 4.0 | 4.11 | 99.4 | 1.98 | 21.7 | <0.2 | 95.2 | 6.04 |
| 4.5 | 1.62 | 99.8 | 1.49 | 41.1 | <0.2 | 95.2 | 6.98 |
| 4.8 | 1.08 | 99.8 | 0.62 | 75.5 | <0.2 | 95.2 | 7.97 |
| NaOH | 3.8 | 5.29 | 99.3 | 2.02 | 20.2 | 0.4 | 90.1 | 5.91 |
| 4.6 | 2.25 | 99.7 | 0.88 | 65.2 | <0.2 | 95.2 | 7.16 |
| 4.9 | 1.52 | 99.8 | 0.43 | 83.0 | <0.2 | 95.2 | 8.04 |
), ArticleFig(id=1174444025890353755, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=表5, caption=
北测渗出水加碱性物质处理后各离子去除情况
, figureFileSmall=null, figureFileBig=null, tableContent=
| 碱性物质种类 | 滴加量/mL | U | Mn | Zn | pH |
质量浓度/ (mg·L-1) | 去除率% | 质量浓度/ (mg·L-1) | 去除率% | 质量浓度/ (mg·L-1) | 去除率% |
| 无 | 0.00 | 715.00 | — | 2.53 | — | 4.1 | — | 4.30 |
| Na2CO3 | 6.0 | 165.00 | 76.9 | 2.14 | 15.4 | 2.5 | 39.5 | 5.99 |
| 12.5 | 57.1 | 92.0 | 1.96 | 22.5 | 0.2 | 94.9 | 7.15 |
| 15.0 | 10.90 | 98.5 | 0.75 | 70.4 | <0.2 | 95.2 | 8.04 |
| Mg(OH)2 | 10.0 | 338.00 | 52.7 | 2.52 | 0.40 | 3.3 | 21.1 | 5.91 |
| 12.0 | 5.60 | 99.2 | 1.97 | 22.1 | <0.2 | 95.2 | 6.92 |
| 14.7 | 3.54 | 99.5 | 1.85 | 26.9 | <0.2 | 95.2 | 7.9 |
| Ca(OH)2 | 4.0 | 4.11 | 99.4 | 1.98 | 21.7 | <0.2 | 95.2 | 6.04 |
| 4.5 | 1.62 | 99.8 | 1.49 | 41.1 | <0.2 | 95.2 | 6.98 |
| 4.8 | 1.08 | 99.8 | 0.62 | 75.5 | <0.2 | 95.2 | 7.97 |
| NaOH | 3.8 | 5.29 | 99.3 | 2.02 | 20.2 | 0.4 | 90.1 | 5.91 |
| 4.6 | 2.25 | 99.7 | 0.88 | 65.2 | <0.2 | 95.2 | 7.16 |
| 4.9 | 1.52 | 99.8 | 0.43 | 83.0 | <0.2 | 95.2 | 8.04 |
), ArticleFig(id=1174444025995211356, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Table 6, caption=
Removal of associated ions after Ca(OH)2 treatment
, figureFileSmall=null, figureFileBig=null, tableContent=
| 堆场渗出水 | Ca(OH)2 滴加量/mL | pH | ρB/(mg•L-1) |
| Mn2+ | Ca2+ | Mg2+ | Fe3+ | Al3+ | Zn2+ |
| 南侧 | 0.0 | 4.70 | 3.79 | 205 | 63.0 | 5.11 | 57.3 | 4.5 |
| 1.1 | 5.97 | 3.15 | 318 | 61.5 | 1.37 | <1.00 | 3.1 |
| 1.4 | 6.93 | 2.47 | 342 | 59.9 | <1.00 | <1.00 | <0.2 |
| 1.6 | 8.11 | 0.81 | 355 | 56.8 | <1.00 | <1.00 | <0.2 |
| 北测 | 0.0 | 4.30 | 2.53 | 182 | 89.6 | 8.98 | 276.0 | 4.1 |
| 4.0 | 6.04 | 1.98 | 625 | 88.2 | <1.00 | <1.00 | <0.2 |
| 4.5 | 6.98 | 1.49 | 662 | 91.1 | <1.00 | <1.00 | <0.2 |
| 4.8 | 7.97 | 0.62 | 676 | 91.4 | <1.00 | <1.00 | <0.2 |
), ArticleFig(id=1174444026104263261, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=表6, caption=
Ca(OH)2处理后相关离子去除情况
, figureFileSmall=null, figureFileBig=null, tableContent=
| 堆场渗出水 | Ca(OH)2 滴加量/mL | pH | ρB/(mg•L-1) |
| Mn2+ | Ca2+ | Mg2+ | Fe3+ | Al3+ | Zn2+ |
| 南侧 | 0.0 | 4.70 | 3.79 | 205 | 63.0 | 5.11 | 57.3 | 4.5 |
| 1.1 | 5.97 | 3.15 | 318 | 61.5 | 1.37 | <1.00 | 3.1 |
| 1.4 | 6.93 | 2.47 | 342 | 59.9 | <1.00 | <1.00 | <0.2 |
| 1.6 | 8.11 | 0.81 | 355 | 56.8 | <1.00 | <1.00 | <0.2 |
| 北测 | 0.0 | 4.30 | 2.53 | 182 | 89.6 | 8.98 | 276.0 | 4.1 |
| 4.0 | 6.04 | 1.98 | 625 | 88.2 | <1.00 | <1.00 | <0.2 |
| 4.5 | 6.98 | 1.49 | 662 | 91.1 | <1.00 | <1.00 | <0.2 |
| 4.8 | 7.97 | 0.62 | 676 | 91.4 | <1.00 | <1.00 | <0.2 |
), ArticleFig(id=1174444026188149342, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Table 7, caption=
Ca(OH)2 consumption and concentration change of M2+,M3+ ions
, figureFileSmall=null, figureFileBig=null, tableContent=
堆场 渗出水 | Ca(OH)2 滴加量/mL | pH | cB/(mmol•L-1)
|
| Mn2+ | Fe3+ | Al3+ | Zn2+ | Ca2+ | Mg2+ | Δn(Fe3++ Al3+) | Δn(Mn2++Zn2++ Mg2++Ca2+) | n(M2+)/ n(M3++M2+) |
| 南侧 | 0 | 4.70 | 0.07 | 0.09 | 2.12 | 0.070 | 5.10 | 2.63 | — | — | — |
| 8 | 8.11 | 0.01 | <0.02 | <0.04 | <0.003 | 8.88 | 2.37 | 2.15 | 6.29 | 0.74 |
| 北侧 | 0 | 4.30 | 0.05 | 0.16 | 10.22 | 0.150 | 4.55 | 89.60 | — | — | — |
| 24 | 7.97 | 0.01 | <0.02 | <0.04 | <0.003 | 16.90 | 87.40 | 10.36 | 12.03 | 0.54 |
), ArticleFig(id=1174444026272035423, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=表7, caption=
Ca(OH)2添加量及M2+、M3+离子浓度变化
, figureFileSmall=null, figureFileBig=null, tableContent=
堆场 渗出水 | Ca(OH)2 滴加量/mL | pH | cB/(mmol•L-1)
|
| Mn2+ | Fe3+ | Al3+ | Zn2+ | Ca2+ | Mg2+ | Δn(Fe3++ Al3+) | Δn(Mn2++Zn2++ Mg2++Ca2+) | n(M2+)/ n(M3++M2+) |
| 南侧 | 0 | 4.70 | 0.07 | 0.09 | 2.12 | 0.070 | 5.10 | 2.63 | — | — | — |
| 8 | 8.11 | 0.01 | <0.02 | <0.04 | <0.003 | 8.88 | 2.37 | 2.15 | 6.29 | 0.74 |
| 北侧 | 0 | 4.30 | 0.05 | 0.16 | 10.22 | 0.150 | 4.55 | 89.60 | — | — | — |
| 24 | 7.97 | 0.01 | <0.02 | <0.04 | <0.003 | 16.90 | 87.40 | 10.36 | 12.03 | 0.54 |
), ArticleFig(id=1174444026339144288, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=EN, label=Table 8, caption=
Comparison of evaluation indexs of treatment effect between treatment technology of ore powder combined with Ca(OH)2 and prior technology
, figureFileSmall=null, figureFileBig=null, tableContent=
| 技术 | 水样 | 原水pH | 碱种类及用量 | 干渣产生量/ (kg·m-3) | 沉淀时间/ min | 干渣产生量/ (t·a-1) | 是否加入絮凝剂 |
| 现有技术 | | 3.98~5.57 | NaOH,2 kg/m3 | | 360 | 192.6 | 是,5 g/m3 |
| 矿粉联合Ca(OH)2技术 | 南侧 | 2.78 | Ca(OH)2,0.32 kg/m3 | 1.22 | 60 | 79.3 | 否 |
| 北侧 | 2.66 | Ca(OH)2,0.96 kg/m3 | 1.96 | 60 | 127.3 | 否 |
), ArticleFig(id=1174444026406253153, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109995809435971, language=CN, label=表8, caption=
矿粉联合Ca(OH)2处理技术与现有技术的处理效果评价指标对比结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 技术 | 水样 | 原水pH | 碱种类及用量 | 干渣产生量/ (kg·m-3) | 沉淀时间/ min | 干渣产生量/ (t·a-1) | 是否加入絮凝剂 |
| 现有技术 | | 3.98~5.57 | NaOH,2 kg/m3 | | 360 | 192.6 | 是,5 g/m3 |
| 矿粉联合Ca(OH)2技术 | 南侧 | 2.78 | Ca(OH)2,0.32 kg/m3 | 1.22 | 60 | 79.3 | 否 |
| 北侧 | 2.66 | Ca(OH)2,0.96 kg/m3 | 1.96 | 60 | 127.3 | 否 |
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