Article(id=1314922088775909891, tenantId=1146029695717560320, journalId=1234093305789726721, issueId=1314921940238828053, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1747843200000, receivedDateStr=2025-05-22, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1791431456035, onlineDateStr=2026-10-08, pubDate=1768838400000, pubDateStr=2026-01-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1791431456035, onlineIssueDateStr=2026-10-08, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1791431456035, creator=13701087609, updateTime=1791431456035, updator=13701087609, issue=Issue{id=1314921940238828053, tenantId=1146029695717560320, journalId=1234093305789726721, year='2026', volume='46', issue='1', pageStart='1', pageEnd='592', issueExtLink='null', onlineDate='null', pubDate='1768838400000', pubDateStr='2026-01-20', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1791431420621, creator='13701087609', updateTime=1791431552947, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1314922495317210104, tenantId=1146029695717560320, journalId=1234093305789726721, issueId=1314921940238828053, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1314922495317210105, tenantId=1146029695717560320, journalId=1234093305789726721, issueId=1314921940238828053, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=152, endPage=160, ext={EN=ArticleExt(id=1314922089224700420, articleId=1314922088775909891, tenantId=1146029695717560320, journalId=1234093305789726721, language=EN, title=Effect of crystal transformation of hydrolysis products on coagulation performance of iron salt for algae removal, columnId=1234106386360103680, journalTitle=China Environmental Science, columnName=Water Pollution Control, runingTitle=null, highlight=null, articleAbstract=

Outbreak of blue-green algae posesa threat todrinking water safety. Coagulation is a key technology for algae removal in waterworks, andiron salt is one of the most commonly used coagulants. To further explore the mechanism of iron salt for removing algae, Microcystis aeruginosa and algal organic matters were selected as the target pollutants. The effect of crystal transformation of the main hydrolysis products on removal efficiency and coagulation process was investigated. The results indicated thatthe transformationof crystalline state, crystalline phase, and crystal form of hydrolysis products were mainly affected by the coagulant dosage and pH value. With the increase of dosage and pH, the main hydrolysis product FeO(OH) was replaced by amorphous Fe(OH)3(PDF#22-0346), and then converted to Fe3O4. Amorphous Fe(OH)3 finally transformed into quasicrystalFe (OH)3(PDF#38-0032). The surface characteristics of algal flocs were affected by the crystalline state and crystal form change of hydrolysis products. The maximum SBET and Vt values of algal flocs were observed at a dosage of 0.7mmolFe/L, which werebeneficial to adsorb algal organic matters andresulted in the optimal treatment efficiency. Within the range of 0.1~0.5mmolFe/L, the crystal transformation of the main hydrolysis products had a more significant effect on algae removal efficiency, particle size and growth rate of algal flocs.

, authors=Xin FANG1, Jun-li WAN1, 2, *, Xiao-bao NIE1, 2, Luan-lin TU1, Shi-quan SUN1, 2, Yu-xin ZHAO3, authorsList=Xin FANG, Jun-li WAN, Xiao-bao NIE, Luan-lin TU, Shi-quan SUN, Yu-xin ZHAO, authorCompany=null, correspAuthors=Jun-li WAN, 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=1314922090063561221, articleId=1314922088775909891, tenantId=1146029695717560320, journalId=1234093305789726721, language=CN, title=水解产物晶型转变对铁盐混凝除藻的影响, columnId=1234106386565624579, journalTitle=中国环境科学, columnName=水污染与控制, runingTitle=null, highlight=null, articleAbstract=

蓝藻暴发会危及饮水安全,混凝是自来水厂的关键除藻技术,铁盐为最常用的混凝剂之一.为进一步探明铁盐除藻机制,以铜绿微囊藻及藻源有机物为处理对象,考察水解产物晶型转变对除藻效果和混凝过程的影响.结果表明,水解产物发生晶态、晶相及晶型转变主要受混凝剂投加量和pH值影响,随着投加量和pH值上升,主要水解产物FeO(OH)被无定形Fe(OH)3(PDF#22-0346)替代,随后转化为Fe3O4,最终向准晶态Fe(OH)3(PDF#38-0032)转变.水解产物的晶态和晶型变化会影响藻絮体表面特性,投加量为0.7mmolFe/L时的藻絮体SBET和Vt值最大,有利于吸附藻源有机物而处理效果最优.在0.1~0.5mmolFe/L投加范围内,主要水解产物的晶型转变对除藻效果、藻絮体粒径及其增长速率的影响更为显著.

, authors=方鑫1, 万俊力1, 2, *, 聂小保1, 2, 涂栾林1, 孙士权1, 2, 赵宇新3, authorsList=方鑫, 万俊力, 聂小保, 涂栾林, 孙士权, 赵宇新, authorCompany=null, correspAuthors=万俊力, authorNote=

方鑫(2001-),男,湖南衡阳人,长沙理工大学硕士研究生,主要从事水处理除藻技术研究.发表论文3篇..

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* 责任作者,讲师,
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方鑫(2001-),男,湖南衡阳人,长沙理工大学硕士研究生,主要从事水处理除藻技术研究.发表论文3篇..

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方鑫(2001-),男,湖南衡阳人,长沙理工大学硕士研究生,主要从事水处理除藻技术研究.发表论文3篇..

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水解产物晶型转变对铁盐混凝除藻的影响
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方鑫 1 , 万俊力 1, 2, * , 聂小保 1, 2 , 涂栾林 1 , 孙士权 1, 2 , 赵宇新 3
中国环境科学 | 水污染与控制 2026,46(1): 152-160
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中国环境科学 |水污染与控制 2026 , 46 (1) : 152 -160
水解产物晶型转变对铁盐混凝除藻的影响
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方鑫(2001-),男,湖南衡阳人,长沙理工大学硕士研究生,主要从事水处理除藻技术研究.发表论文3篇..

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方鑫(2001-),男,湖南衡阳人,长沙理工大学硕士研究生,主要从事水处理除藻技术研究.发表论文3篇..

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方鑫1 , 万俊力1, 2, * , 聂小保1, 2, 涂栾林1, 孙士权1, 2, 赵宇新3
作者信息
  • 1.长沙理工大学水利与海洋工程学院,湖南 长沙 410114
  • 2.洞庭湖水环境治理与生态修复湖南省重点实验室,湖南 长沙 410114
  • 3.东能卓环勘察设计有限公司,湖南 长沙 410116
通讯作者:
* 责任作者,讲师,
作者简介:

方鑫(2001-),男,湖南衡阳人,长沙理工大学硕士研究生,主要从事水处理除藻技术研究.发表论文3篇..

Effect of crystal transformation of hydrolysis products on coagulation performance of iron salt for algae removal
Xin FANG1 , Jun-li WAN1, 2, * , Xiao-bao NIE1, 2, Luan-lin TU1, Shi-quan SUN1, 2, Yu-xin ZHAO3
Affiliations
  • 1.School of Hydraulic and Ocean Engineering, Changsha University of Science and Technology, Changsha 410114, China
  • 2.Key Laboratory of Dongting Lake Aquatic Eco-Environmental Control and Restoration of Hunan Province, Changsha 410114, China
  • 3.Dongneng Zhuohuan Survey and Design Co., Ltd., Changsha 410116, China
出版时间: 2026-01-20
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蓝藻暴发会危及饮水安全,混凝是自来水厂的关键除藻技术,铁盐为最常用的混凝剂之一.为进一步探明铁盐除藻机制,以铜绿微囊藻及藻源有机物为处理对象,考察水解产物晶型转变对除藻效果和混凝过程的影响.结果表明,水解产物发生晶态、晶相及晶型转变主要受混凝剂投加量和pH值影响,随着投加量和pH值上升,主要水解产物FeO(OH)被无定形Fe(OH)3(PDF#22-0346)替代,随后转化为Fe3O4,最终向准晶态Fe(OH)3(PDF#38-0032)转变.水解产物的晶态和晶型变化会影响藻絮体表面特性,投加量为0.7mmolFe/L时的藻絮体SBET和Vt值最大,有利于吸附藻源有机物而处理效果最优.在0.1~0.5mmolFe/L投加范围内,主要水解产物的晶型转变对除藻效果、藻絮体粒径及其增长速率的影响更为显著.

铁盐  /  混凝  /  水解产物  /  晶型转变  /  除藻

Outbreak of blue-green algae posesa threat todrinking water safety. Coagulation is a key technology for algae removal in waterworks, andiron salt is one of the most commonly used coagulants. To further explore the mechanism of iron salt for removing algae, Microcystis aeruginosa and algal organic matters were selected as the target pollutants. The effect of crystal transformation of the main hydrolysis products on removal efficiency and coagulation process was investigated. The results indicated thatthe transformationof crystalline state, crystalline phase, and crystal form of hydrolysis products were mainly affected by the coagulant dosage and pH value. With the increase of dosage and pH, the main hydrolysis product FeO(OH) was replaced by amorphous Fe(OH)3(PDF#22-0346), and then converted to Fe3O4. Amorphous Fe(OH)3 finally transformed into quasicrystalFe (OH)3(PDF#38-0032). The surface characteristics of algal flocs were affected by the crystalline state and crystal form change of hydrolysis products. The maximum SBET and Vt values of algal flocs were observed at a dosage of 0.7mmolFe/L, which werebeneficial to adsorb algal organic matters andresulted in the optimal treatment efficiency. Within the range of 0.1~0.5mmolFe/L, the crystal transformation of the main hydrolysis products had a more significant effect on algae removal efficiency, particle size and growth rate of algal flocs.

iron salts  /  coagulation  /  hydrolysis products  /  crystal transformation  /  algae removal
方鑫, 万俊力, 聂小保, 涂栾林, 孙士权, 赵宇新. 水解产物晶型转变对铁盐混凝除藻的影响. 中国环境科学, 2026 , 46 (1) : 152 -160 .
Xin FANG, Jun-li WAN, Xiao-bao NIE, Luan-lin TU, Shi-quan SUN, Yu-xin ZHAO. Effect of crystal transformation of hydrolysis products on coagulation performance of iron salt for algae removal[J]. China Environmental Science, 2026 , 46 (1) : 152 -160 .
  • 国家自然科学基金面上项目(52570026)
  • 国家重点研发计划项目(2022YFE0105600)
  • 东能卓环勘察设计有限公司技术开发项目(2024ZKHX175)
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  • 接收时间:2025-05-22
  • 首发时间:2026-10-08
  • 出版时间:2026-01-20
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  • 收稿日期:2025-05-22
基金
国家自然科学基金面上项目(52570026)
国家重点研发计划项目(2022YFE0105600)
东能卓环勘察设计有限公司技术开发项目(2024ZKHX175)
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    1.长沙理工大学水利与海洋工程学院,湖南 长沙 410114
    2.洞庭湖水环境治理与生态修复湖南省重点实验室,湖南 长沙 410114
    3.东能卓环勘察设计有限公司,湖南 长沙 410116

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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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