黄河干流头道拐河段凌汛期小流量过程变化及其影响因素研究
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全栋, 李超, 路新川, 史小红, 杨朝霞
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A study of low discharge process and impacting factors of Toudaoguai Reach in Inner Mongolia of the Yellow River during ice flood period
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Dong QUAN, Chao LI, Xinchuan LU, Xiaohong SHI, Zhaoxia YANG
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表1 流量过程频率统计
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Table.1 Discharge process frequency statistics
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年度 | 流量均值/(m3⋅s-1) | 小流量级上限/(m3⋅s-1) | 小流量级概率/% | 35%概率流量/(m3⋅s-1) | 30%概率流量/(m3⋅s-1) |
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1998 - 1999 | 525.43 | 207.83 | 14.44 | 330.16 | 307.12 | 1999 - 2000 | 522.16 | 130.50 | 20.00 | 332.37 | 268.03 | 2000 - 2001 | 454.45 | 141.57 | 12.22 | 341.73 | 324.90 | 2001 - 2002 | 459.12 | 185.05 | 30.00 | 388.39 | 321.01 | 2002 - 2003 | 357.40 | 117.76 | 10.00 | 222.74 | 192.16 | 2003 - 2004 | 486.83 | 146.24 | 22.22 | 379.71 | 332.87 | 2004 - 2005 | 477.04 | 177.81 | 23.33 | 368.22 | 297.60 | 2005 - 2006 | 543.80 | 256.03 | 22.22 | 425.69 | 368.01 | 2006 - 2007 | 475.98 | 215.39 | 14.44 | 329.00 | 296.72 | 2007 - 2008 | 531.49 | 189.98 | 13.33 | 311.26 | 285.01 | 2008 - 2009 | 481.32 | 201.36 | 16.67 | 310.03 | 267.13 | 2009 - 2010 | 471.52 | 214.13 | 20.00 | 364.61 | 317.49 | 2010 - 2011 | 478.14 | 225.17 | 21.11 | 383.14 | 357.91 | 2011 - 2012 | 528.42 | 298.77 | 24.44 | 429.51 | 399.09 | 2012 - 2013 | 615.60 | 373.34 | 15.56 | 514.21 | 488.16 | 2013 - 2014 | 471.52 | 307.75 | 24.44 | 352.22 | 328.77 | 2014 - 2015 | 492.51 | 248.49 | 26.67 | 476.38 | 398.39 | 2015 - 2016 | 525.43 | 370.00 | 41.11 | 329.91 | 334.73 | 2016 - 2017 | 522.16 | 375.27 | 25.56 | 331.58 | 373.90 | 各年均值 | 481.82 | 230.65 | 21.11 | 364.26 | 329.42 |
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