Article(id=1223185970837705456, tenantId=1146029695717560320, journalId=1205116964453384197, issueId=1223185958363841064, articleNumber=null, orderNo=null, doi=10.20040/j.cnki.1000-7709.2023.20220885, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1651248000000, receivedDateStr=2022-04-30, revisedDate=1654444800000, revisedDateStr=2022-06-06, acceptedDate=null, acceptedDateStr=null, onlineDate=1769559861143, onlineDateStr=2026-01-28, pubDate=1679673600000, pubDateStr=2023-03-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1769559861143, onlineIssueDateStr=2026-01-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1769559861143, creator=13701087609, updateTime=1769559861143, updator=13701087609, issue=Issue{id=1223185958363841064, tenantId=1146029695717560320, journalId=1205116964453384197, year='2023', volume='41', issue='3', pageStart='1', pageEnd='220', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1769559858149, creator=13701087609, updateTime=1769561242661, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1223191765415477785, tenantId=1146029695717560320, journalId=1205116964453384197, issueId=1223185958363841064, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1223191765415477786, tenantId=1146029695717560320, journalId=1205116964453384197, issueId=1223185958363841064, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=103, endPage=107, ext={EN=ArticleExt(id=1223185972192465682, articleId=1223185970837705456, tenantId=1146029695717560320, journalId=1205116964453384197, language=EN, title=Numerical Simulation of Hydraulic Characteristics of Different Side Vertical Seam Fishway, columnId=1222925283779400191, journalTitle=Water Resources and Power, columnName=WATER CONSERVANCY AND HYDROPOWER ENGINEERING, runingTitle=null, highlight=null, articleAbstract=

Vertical seam fishway has gradually attracted the attention of hydraulic engineering field because it can adapt to large amplitude water level, obvious energy dissipation effect and stable flow pattern. In this paper, the influence of the length width ratio of the pond on the hydraulic characteristics of the opposite side vertical slit fishway was studied by numerical simulation. The results show that the change of the length width ratio of the pond has little impact on the dissipation rate per unit volume; The attenuation along the main flow area first increases with the increase of the length width ratio of the pond, and then remains unchanged. The larger the length width ratio of the chamber is, the closer the maximum velocity in the chamber is to the vertical joint; The ratio of the main flow velocity to the maximum flow velocity (the maximum variation of the main flow velocity along the way) is within a certain range. The length width ratio of the pond is between 1.00-1.13, which can obtain better water flow pattern, larger reflux area and better water quality in the mainstream area of the fishway.

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竖缝式鱼道因其能够适应不同水位变化、消能效果明显、水流流态稳定等特点而逐渐引起水利工程界的重视。通过数值模拟的方法探究了池室长宽比对异侧式竖缝鱼道水力特性的影响,结果表明,池室长宽比的变化对单位体积耗散率影响较小;主流区沿程衰减率先随池室长宽比的增大而增大,后保持不变。池室长宽比越大,池室内最大流速越靠近竖缝处;不同池室长宽比,池室主流流速与池室最大流速(主流流速沿程变化最大值)比值在一定范围内。池室长宽比L/B在1.00~1.13之间,可在鱼道主流区内获得较好的水流流态、较大的回流区及较好的消能效果,有利于研究区内鱼类的洄游。

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李洋(1990-),男,工程师,研究方向为水力学及河流动力学,E-mail:

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李洋(1990-),男,工程师,研究方向为水力学及河流动力学,E-mail:

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李洋(1990-),男,工程师,研究方向为水力学及河流动力学,E-mail:

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异侧竖缝式鱼道水力特性的数值模拟
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李洋 1 , 韩雷 1 , 田振华 1 , 狄高健 1 , 李树航 1 , 叶昆河 2
水电能源科学 | 水利水电工程 2023,41(3): 103-107
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水电能源科学 | 水利水电工程 2023, 41(3): 103-107
异侧竖缝式鱼道水力特性的数值模拟
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李洋1 , 韩雷1, 田振华1, 狄高健1, 李树航1, 叶昆河2
作者信息
  • 1.黑龙江省水利科学研究院,黑龙江 哈尔滨 100050
  • 2.黑龙江大学水利电力学院,黑龙江 哈尔滨 150080
  • 李洋(1990-),男,工程师,研究方向为水力学及河流动力学,E-mail:

Numerical Simulation of Hydraulic Characteristics of Different Side Vertical Seam Fishway
Yang LI1 , Lei HAN1, Zhen-hua TIAN1, Gao-jian DI1, Shu-hang LI1, Kun-he YE2
Affiliations
  • 1.Heilongjiang Province Hydraulic Research Institute, Harbin 100050, China
  • 2.School of Water Conservancy and Electric Power, Heilongjiang University, Harbin 150080, China
出版时间: 2023-03-25 doi: 10.20040/j.cnki.1000-7709.2023.20220885
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竖缝式鱼道因其能够适应不同水位变化、消能效果明显、水流流态稳定等特点而逐渐引起水利工程界的重视。通过数值模拟的方法探究了池室长宽比对异侧式竖缝鱼道水力特性的影响,结果表明,池室长宽比的变化对单位体积耗散率影响较小;主流区沿程衰减率先随池室长宽比的增大而增大,后保持不变。池室长宽比越大,池室内最大流速越靠近竖缝处;不同池室长宽比,池室主流流速与池室最大流速(主流流速沿程变化最大值)比值在一定范围内。池室长宽比L/B在1.00~1.13之间,可在鱼道主流区内获得较好的水流流态、较大的回流区及较好的消能效果,有利于研究区内鱼类的洄游。

池室长宽比  /  异侧式  /  竖缝鱼道  /  水力特性

Vertical seam fishway has gradually attracted the attention of hydraulic engineering field because it can adapt to large amplitude water level, obvious energy dissipation effect and stable flow pattern. In this paper, the influence of the length width ratio of the pond on the hydraulic characteristics of the opposite side vertical slit fishway was studied by numerical simulation. The results show that the change of the length width ratio of the pond has little impact on the dissipation rate per unit volume; The attenuation along the main flow area first increases with the increase of the length width ratio of the pond, and then remains unchanged. The larger the length width ratio of the chamber is, the closer the maximum velocity in the chamber is to the vertical joint; The ratio of the main flow velocity to the maximum flow velocity (the maximum variation of the main flow velocity along the way) is within a certain range. The length width ratio of the pond is between 1.00-1.13, which can obtain better water flow pattern, larger reflux area and better water quality in the mainstream area of the fishway.

aspect ratio of pond chamber  /  opposite side type  /  vertical seam fishway  /  hydraulic characteristics
李洋, 韩雷, 田振华, 狄高健, 李树航, 叶昆河. 异侧竖缝式鱼道水力特性的数值模拟. 水电能源科学, 2023 , 41 (3) : 103 -107 . DOI: 10.20040/j.cnki.1000-7709.2023.20220885
Yang LI, Lei HAN, Zhen-hua TIAN, Gao-jian DI, Shu-hang LI, Kun-he YE. Numerical Simulation of Hydraulic Characteristics of Different Side Vertical Seam Fishway[J]. Water Resources and Power, 2023 , 41 (3) : 103 -107 . DOI: 10.20040/j.cnki.1000-7709.2023.20220885
  • 黑龙江省自然科学基金联合引导项目(LH2020E117)
2023年第41卷第3期
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doi: 10.20040/j.cnki.1000-7709.2023.20220885
  • 接收时间:2022-04-30
  • 首发时间:2026-01-28
  • 出版时间:2023-03-25
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  • 收稿日期:2022-04-30
  • 修回日期:2022-06-06
基金
黑龙江省自然科学基金联合引导项目(LH2020E117)
作者信息
    1.黑龙江省水利科学研究院,黑龙江 哈尔滨 100050
    2.黑龙江大学水利电力学院,黑龙江 哈尔滨 150080
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2种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

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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