Article(id=1172620564444361385, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1172620559834821232, articleNumber=1009-2617(2024)01-0029-05, orderNo=null, doi=10.13355/j.cnki.sfyj.2024.01.005, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1691424000000, receivedDateStr=2023-08-08, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1757504128800, onlineDateStr=2025-09-10, pubDate=1708358400000, pubDateStr=2024-02-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1757504128800, onlineIssueDateStr=2025-09-10, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1757504128800, creator=13701087609, updateTime=1757504128800, updator=13701087609, issue=Issue{id=1172620559834821232, tenantId=1146029695717560320, journalId=1146120122248306696, year='2024', volume='43', issue='1', pageStart='1', pageEnd='111', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1757504127699, creator=13701087609, updateTime=1758625263309, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1177322943446135256, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1172620559834821232, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1177322943446135257, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1172620559834821232, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=29, endPage=33, ext={EN=ArticleExt(id=1172620564796682926, articleId=1172620564444361385, tenantId=1146029695717560320, journalId=1146120122248306696, language=EN, title=Extraction of Vanadium from Vanadium Tailing Slag with Titanium Dioxide Waste Acid, columnId=1152626641181700664, journalTitle=Hydrometallurgy of China, columnName=Experiment Research, runingTitle=null, highlight=null, articleAbstract=
In order to realize the high value utilization of solid and liquid wastes, extraction of vanadium from vanadium tailings with titanium dioxide waste acid was studied. The effects of leaching temperature, leaching time, solid mass to liquid volume ratio, waste acid concentration and other technological parameters on vanadium leaching rate were investigated by orthogonal experiments, and the optimal leaching conditions were determined. In order to further improve the vanadium leaching rate, the appropriate amount of leaching aid (fluorite) and oxidant (hydrogen peroxide) was discussed. The results show that the order of influence of the process parameters on vanadium leaching rate is leaching temperature> leaching time> solid mass to liquid volume ratio> titanium dioxide waste acid concentration. Under the optimum conditions of temperature of 80 ℃, leaching time of 2 h, solid mass to liquid volume ratio of 1∶5 and waste acid concentration of 5%, the vanadium leaching rate is about 53%. After adding 7% fluorite and 5% hydrogen peroxide, the vanadium leaching rate can be increased to 71.09%.
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李军(1986—),男,博士,副研究员,主要研究方向为钒钛资源综合利用。
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1 College of Vanadium and Titanium, Panzhihua University, Panzhihua 617000, China
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1 攀枝花学院 钒钛学院, 四川 攀枝花 617000
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李军(1986—),男,博士,副研究员,主要研究方向为钒钛资源综合利用。
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李军(1986—),男,博士,副研究员,主要研究方向为钒钛资源综合利用。
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1 College of Vanadium and Titanium, Panzhihua University, Panzhihua 617000, China
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1 攀枝花学院 钒钛学院, 四川 攀枝花 617000
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1 College of Vanadium and Titanium, Panzhihua University, Panzhihua 617000, China), AuthorCompanyExt(id=1177673130945429866, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, companyId=1177673130928652648, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 攀枝花学院 钒钛学院, 四川 攀枝花 617000)]), AuthorCompany(id=1177673130995761515, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, xref=2, ext=[AuthorCompanyExt(id=1177673131004150124, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, companyId=1177673130995761515, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2 钒钛资源综合利用四川省重点实验室, 四川 攀枝花 617000)])]), Author(id=1177673131557798268, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1177673131629101439, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, authorId=1177673131557798268, language=EN, stringName=Zhong XU, firstName=Zhong, middleName=null, lastName=XU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 College of Vanadium and Titanium, Panzhihua University, Panzhihua 617000, China
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1 攀枝花学院 钒钛学院, 四川 攀枝花 617000
2 钒钛资源综合利用四川省重点实验室, 四川 攀枝花 617000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1177673130928652648, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, xref=1, ext=[AuthorCompanyExt(id=1177673130937041257, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, companyId=1177673130928652648, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 College of Vanadium and Titanium, Panzhihua University, Panzhihua 617000, China), AuthorCompanyExt(id=1177673130945429866, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, companyId=1177673130928652648, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 攀枝花学院 钒钛学院, 四川 攀枝花 617000)]), AuthorCompany(id=1177673130995761515, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, xref=2, ext=[AuthorCompanyExt(id=1177673131004150124, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, companyId=1177673130995761515, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1 College of Vanadium and Titanium, Panzhihua University, Panzhihua 617000, China
2 Vanadium and Titanium Resources Comprehensive Utilization Key Laboratory of Sichuan Province, Panzhihua 617000, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1177673132182749574, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, authorId=1177673131964645762, language=CN, stringName=侯静, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 攀枝花学院 钒钛学院, 四川 攀枝花 617000
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2 钒钛资源综合利用四川省重点实验室, 四川 攀枝花 617000)])]), Author(id=1177673132241469832, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, orderNo=4, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1177673132316967307, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, authorId=1177673132241469832, language=EN, stringName=Wenjing PENG, firstName=Wenjing, middleName=null, lastName=PENG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 College of Vanadium and Titanium, Panzhihua University, Panzhihua 617000, China
2 Vanadium and Titanium Resources Comprehensive Utilization Key Laboratory of Sichuan Province, Panzhihua 617000, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1177673132417630604, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, authorId=1177673132241469832, language=CN, stringName=彭文静, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 攀枝花学院 钒钛学院, 四川 攀枝花 617000
2 钒钛资源综合利用四川省重点实验室, 四川 攀枝花 617000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1177673130928652648, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, xref=1, ext=[AuthorCompanyExt(id=1177673130937041257, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, companyId=1177673130928652648, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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提钒尾渣的SEM分析结果 a—放大100倍;b—放大500倍;c—放大2 000倍;d—放大10 000倍。
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提钒尾渣的元素面扫及分布, figureFileSmall=HJGzVJ9OMGh79t8m4NYZpA==, figureFileBig=085GPaA8vyKs/viplKWnOg==, tableContent=null), ArticleFig(id=1177673134007271845, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, language=EN, label=null, caption=null, figureFileSmall=X4sTEvtg4ucEvllhNHYfCg==, figureFileBig=YY4kq7knVsTtyHWJziEcpQ==, tableContent=null), ArticleFig(id=1177673134086963622, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, language=CN, label=图4, caption=
萤石加入量对钒浸出率的影响, figureFileSmall=X4sTEvtg4ucEvllhNHYfCg==, figureFileBig=YY4kq7knVsTtyHWJziEcpQ==, tableContent=null), ArticleFig(id=1177673134145683879, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, language=EN, label=null, caption=null, figureFileSmall=0YEj54HXCMnXTV/WD3PyUg==, figureFileBig=szka1gU0dOtcEf1crKmt8Q==, tableContent=null), ArticleFig(id=1177673134208598440, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, language=CN, label=图5, caption=
氧化剂对钒浸出率的影响, figureFileSmall=0YEj54HXCMnXTV/WD3PyUg==, figureFileBig=szka1gU0dOtcEf1crKmt8Q==, tableContent=null), ArticleFig(id=1177673134275707305, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1172620564444361385, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| ∑Fe | TiO2 | V2O5 | MnO | SiO2 | Al2O3 | CaO | MgO | Cr2O3 |
| 32.80 | 12.90 | 2.08 | 7.84 | 14.40 | 3.20 | 2.50 | 3.57 | 2.24 |
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提钒尾渣的主要化学成分 %
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| ∑Fe | TiO2 | V2O5 | MnO | SiO2 | Al2O3 | CaO | MgO | Cr2O3 |
| 32.80 | 12.90 | 2.08 | 7.84 | 14.40 | 3.20 | 2.50 | 3.57 | 2.24 |
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| +40目 | 40~60目 | 60~100目 | 100~150目 | 150~200目 | -200目 |
| 7.8 | 6.0 | 20.6 | 25.2 | 1.6 | 38.8 |
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提钒尾渣的粒度分布 %
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| +40目 | 40~60目 | 60~100目 | 100~150目 | 150~200目 | -200目 |
| 7.8 | 6.0 | 20.6 | 25.2 | 1.6 | 38.8 |
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| H2SO4 | FeSO4 | TiOSO4 | Al2(SO4)3 |
| 18~22 | 5~8 | 1~2 | 2~3 |
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钛白废酸的主要化学组成 %
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| H2SO4 | FeSO4 | TiOSO4 | Al2(SO4)3 |
| 18~22 | 5~8 | 1~2 | 2~3 |
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| 试验编号 | A 浸出温度/℃ | B 浸出时间/h | C 固液质量体积比 | D 钛白废酸浓度/% | 钒浸出率/% |
| 1 | 25 | 3 | 1∶7 | 20 | 37.98 |
| 2 | 25 | 2 | 1∶3 | 10 | 38.17 |
| 3 | 25 | 1 | 1∶5 | 5 | 36.92 |
| 4 | 60 | 3 | 1∶3 | 5 | 45.47 |
| 5 | 60 | 2 | 1∶5 | 20 | 45.92 |
| 6 | 60 | 1 | 1∶7 | 10 | 33.41 |
| 7 | 80 | 3 | 1∶5 | 10 | 53.95 |
| 8 | 80 | 2 | 1∶7 | 5 | 53.55 |
| 9 | 80 | 1 | 1∶3 | 20 | 45.41 |
| k1 | 37.69 | 45.80 | 41.65 | 43.10 | |
| k2 | 41.60 | 45.88 | 43.02 | 41.84 | |
| k3 | 50.97 | 38.58 | 45.60 | 45.31 | |
| 极差 | 13.28 | 7.30 | 3.95 | 3.47 | |
| 极差占比/% | 47.40 | 26.00 | 14.10 | 12.40 | |
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正交试验因素、水平及结果
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| 试验编号 | A 浸出温度/℃ | B 浸出时间/h | C 固液质量体积比 | D 钛白废酸浓度/% | 钒浸出率/% |
| 1 | 25 | 3 | 1∶7 | 20 | 37.98 |
| 2 | 25 | 2 | 1∶3 | 10 | 38.17 |
| 3 | 25 | 1 | 1∶5 | 5 | 36.92 |
| 4 | 60 | 3 | 1∶3 | 5 | 45.47 |
| 5 | 60 | 2 | 1∶5 | 20 | 45.92 |
| 6 | 60 | 1 | 1∶7 | 10 | 33.41 |
| 7 | 80 | 3 | 1∶5 | 10 | 53.95 |
| 8 | 80 | 2 | 1∶7 | 5 | 53.55 |
| 9 | 80 | 1 | 1∶3 | 20 | 45.41 |
| k1 | 37.69 | 45.80 | 41.65 | 43.10 | |
| k2 | 41.60 | 45.88 | 43.02 | 41.84 | |
| k3 | 50.97 | 38.58 | 45.60 | 45.31 | |
| 极差 | 13.28 | 7.30 | 3.95 | 3.47 | |
| 极差占比/% | 47.40 | 26.00 | 14.10 | 12.40 | |
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| 试验编号 | 滤渣质量/g | 滤渣中w(V2O5)/% | 钒浸出率/% |
| 10 | 38.7 | 1.010 | 51.57 |
| 11 | 38.5 | 0.998 | 53.14 |
| 12 | 38.6 | 0.986 | 53.81 |
| 平均 | 38.6 | 0.998 | 52.84 |
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验证试验结果
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| 试验编号 | 滤渣质量/g | 滤渣中w(V2O5)/% | 钒浸出率/% |
| 10 | 38.7 | 1.010 | 51.57 |
| 11 | 38.5 | 0.998 | 53.14 |
| 12 | 38.6 | 0.986 | 53.81 |
| 平均 | 38.6 | 0.998 | 52.84 |
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| 项目 | 成本单价 | 耗量/t | 费用/(元·t-1) |
| 钛白废酸原料费 | 0元/t | 5 | 0 |
| 含钒尾渣原料费 | 100元/t | 1 | 100 |
| 水费 | 3.16元/t | 0.5 | 1.58 |
| 电费 | 0.37元/(kW·h) | 500 | 185 |
| 人工费 | | | 80 |
| 折旧费 | | | 18.7 |
| 合计 | | | 385.28 |
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经济效益评估分析结果
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| 项目 | 成本单价 | 耗量/t | 费用/(元·t-1) |
| 钛白废酸原料费 | 0元/t | 5 | 0 |
| 含钒尾渣原料费 | 100元/t | 1 | 100 |
| 水费 | 3.16元/t | 0.5 | 1.58 |
| 电费 | 0.37元/(kW·h) | 500 | 185 |
| 人工费 | | | 80 |
| 折旧费 | | | 18.7 |
| 合计 | | | 385.28 |
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