1986-2015年小浪底水库运行前后黄河下游主槽调整规律
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王彦君,吴保生,申冠卿
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Adjustment in the main-channel geometry of the lower Yellow River before and after the operation of the Xiaolangdi Reservoir from 1986 to 2015
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WANG Yanjun,WU Baosheng,SHEN Guanqing
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表1 1986-2015年黄河下游汛后各河段平均的主槽形态参数统计
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Tab. 1 Annual post-flood main-channel cross-sectional geometry parameters for different reaches of the lower Yellow River from 1986 to 2015
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年份 | 主槽河宽(m) | | 主槽水深(m) | | 主槽河相系数(m-0.5) | 小花 | 花夹 | 夹高 | 高孙 | 孙艾 | 艾泺 | 泺利 | 小花 | 花夹 | 夹高 | 高孙 | 孙艾 | 艾泺 | 泺利 | 小花 | 花夹 | 夹高 | 高孙 | 孙艾 | 艾泺 | 泺利 | 1986 | 1575 | 2489 | 1905 | 862 | 624 | 493 | 462 | | 1.72 | 1.78 | 1.95 | 2.82 | 3.64 | 4.52 | 3.93 | | 23.06 | 27.98 | 22.34 | 10.39 | 6.86 | 4.91 | 5.47 | 1987 | 1621 | 2393 | 1907 | 871 | 629 | 490 | 463 | 1.62 | 1.70 | 1.84 | 2.79 | 3.44 | 4.38 | 3.80 | 24.91 | 28.83 | 23.71 | 10.56 | 7.30 | 5.06 | 5.66 | 1988 | 1184 | 1684 | 1126 | 675 | 611 | 469 | 441 | 1.85 | 2.08 | 2.35 | 3.09 | 3.60 | 4.81 | 4.11 | 18.63 | 19.75 | 14.28 | 8.42 | 6.87 | 4.50 | 5.11 | 1989 | 1362 | 1940 | 1067 | 685 | 614 | 464 | 437 | 1.77 | 1.69 | 2.33 | 2.81 | 3.39 | 4.41 | 3.70 | 20.90 | 26.13 | 14.04 | 9.32 | 7.32 | 4.88 | 5.64 | 1990 | 1165 | 1604 | 969 | 712 | 589 | 463 | 439 | 1.78 | 1.59 | 2.08 | 2.69 | 3.30 | 4.27 | 3.54 | 19.18 | 25.23 | 14.94 | 9.91 | 7.36 | 5.04 | 5.92 | 1991 | 1310 | 1432 | 900 | 678 | 583 | 465 | 438 | 1.57 | 1.54 | 2.05 | 2.72 | 3.12 | 4.05 | 3.30 | 23.11 | 24.62 | 14.60 | 9.59 | 7.73 | 5.32 | 6.34 | 1992 | 859 | 1226 | 707 | 556 | 437 | 413 | 386 | 2.33 | 1.67 | 2.32 | 3.23 | 3.33 | 4.21 | 3.67 | 12.60 | 20.91 | 11.47 | 7.31 | 6.28 | 4.83 | 5.36 | 1993 | 978 | 1479 | 781 | 535 | 450 | 396 | 378 | 2.17 | 1.53 | 2.00 | 2.91 | 3.40 | 4.12 | 3.26 | 14.40 | 25.17 | 14.01 | 7.96 | 6.25 | 4.83 | 5.96 | 1994 | 878 | 1245 | 775 | 558 | 455 | 402 | 378 | 2.19 | 1.47 | 1.92 | 2.87 | 3.22 | 3.86 | 2.94 | 13.51 | 24.02 | 14.47 | 8.24 | 6.63 | 5.19 | 6.61 | 1995 | 840 | 1020 | 800 | 546 | 457 | 400 | 375 | 1.95 | 1.65 | 1.87 | 2.47 | 2.96 | 3.69 | 2.87 | 14.85 | 19.33 | 15.14 | 9.46 | 7.22 | 5.42 | 6.75 | 1996 | 1020 | 978 | 747 | 568 | 460 | 407 | 378 | 2.16 | 1.90 | 2.40 | 2.58 | 3.16 | 4.10 | 3.39 | 14.78 | 16.44 | 11.38 | 9.23 | 6.80 | 4.92 | 5.73 | 1997 | 850 | 934 | 559 | 553 | 457 | 410 | 378 | 1.95 | 1.67 | 1.82 | 2.10 | 2.76 | 3.44 | 2.97 | 14.95 | 18.29 | 13.01 | 11.18 | 7.75 | 5.88 | 6.55 | 1998 | 797 | 906 | 604 | 491 | 410 | 378 | 358 | 2.14 | 1.84 | 1.94 | 2.26 | 2.96 | 3.83 | 3.15 | 13.19 | 16.38 | 12.68 | 9.81 | 6.85 | 5.08 | 6.00 | 1999 | 878 | 778 | 573 | 498 | 419 | 374 | 357 | 1.77 | 1.74 | 1.79 | 2.03 | 2.65 | 3.53 | 2.91 | 16.74 | 16.03 | 13.34 | 11.02 | 7.73 | 5.47 | 6.49 | 2000 | 905 | 845 | 605 | 471 | 428 | 362 | 352 | 2.46 | 1.92 | 1.65 | 1.92 | 2.56 | 3.36 | 2.87 | 12.23 | 15.16 | 14.93 | 11.31 | 8.07 | 5.67 | 6.54 | 2001 | 981 | 828 | 636 | 468 | 422 | 365 | 347 | 2.67 | 2.06 | 1.76 | 1.82 | 2.64 | 3.36 | 2.82 | 11.74 | 13.96 | 14.32 | 11.86 | 7.79 | 5.69 | 6.59 | 2002 | 853 | 955 | 649 | 455 | 421 | 356 | 333 | 3.21 | 2.25 | 1.88 | 2.16 | 2.74 | 3.56 | 3.31 | 9.10 | 13.73 | 13.57 | 9.87 | 7.49 | 5.30 | 5.51 | 2003 | 854 | 841 | 636 | 467 | 416 | 358 | 328 | 3.83 | 2.96 | 2.53 | 2.69 | 3.18 | 4.19 | 3.90 | 7.63 | 9.79 | 9.98 | 8.04 | 6.41 | 4.51 | 4.65 | 2004 | 910 | 909 | 666 | 443 | 432 | 362 | 343 | 3.75 | 2.93 | 3.09 | 2.91 | 3.32 | 4.48 | 4.01 | 8.04 | 10.30 | 8.34 | 7.22 | 6.27 | 4.25 | 4.62 | 2005 | 951 | 1095 | 706 | 453 | 441 | 361 | 345 | 3.64 | 3.11 | 3.21 | 3.11 | 3.54 | 4.89 | 4.45 | 8.48 | 10.63 | 8.27 | 6.85 | 5.93 | 3.88 | 4.17 | 2006 | 957 | 1273 | 722 | 457 | 450 | 364 | 353 | 4.07 | 2.82 | 3.07 | 3.43 | 3.61 | 4.66 | 4.30 | 7.59 | 12.64 | 8.76 | 6.24 | 5.88 | 4.09 | 4.36 | 2007 | 1100 | 1137 | 733 | 472 | 462 | 366 | 357 | 4.18 | 3.68 | 3.24 | 3.60 | 3.68 | 4.85 | 4.48 | 7.94 | 9.16 | 8.35 | 6.03 | 5.85 | 3.95 | 4.22 | 2008 | 1201 | 1166 | 727 | 491 | 464 | 367 | 358 | 3.95 | 3.36 | 3.38 | 3.79 | 3.89 | 4.82 | 4.53 | 8.77 | 10.15 | 7.98 | 5.84 | 5.54 | 3.97 | 4.18 | 2009 | 1225 | 1275 | 764 | 517 | 472 | 366 | 360 | 4.00 | 3.40 | 3.43 | 4.02 | 3.94 | 4.91 | 4.62 | 8.75 | 10.52 | 8.07 | 5.66 | 5.52 | 3.90 | 4.11 | 2010 | 1258 | 1358 | 763 | 521 | 468 | 371 | 363 | 4.12 | 3.39 | 3.53 | 4.09 | 4.09 | 5.09 | 4.76 | 8.61 | 10.87 | 7.82 | 5.58 | 5.29 | 3.78 | 4.00 | 2011 | 1299 | 1443 | 773 | 523 | 467 | 374 | 365 | 4.22 | 3.49 | 3.79 | 4.27 | 4.30 | 5.25 | 4.88 | 8.54 | 10.89 | 7.34 | 5.36 | 5.03 | 3.68 | 3.91 | 2012 | 1224 | 1466 | 845 | 525 | 468 | 377 | 368 | 4.34 | 3.51 | 3.64 | 4.35 | 4.57 | 5.41 | 4.94 | 8.06 | 10.90 | 7.99 | 5.26 | 4.74 | 3.59 | 3.88 | 2013 | 1261 | 1488 | 870 | 534 | 462 | 384 | 372 | 4.36 | 3.53 | 3.56 | 4.46 | 4.62 | 5.57 | 4.93 | 8.14 | 10.93 | 8.29 | 5.18 | 4.66 | 3.52 | 3.92 | 2014 | 1259 | 1480 | 873 | 547 | 471 | 384 | 372 | 4.36 | 3.91 | 3.77 | 4.52 | 4.61 | 5.52 | 5.11 | 8.14 | 9.84 | 7.83 | 5.17 | 4.71 | 3.55 | 3.78 | 2015 | 1280 | 1522 | 879 | 569 | 472 | 387 | 377 | 4.55 | 4.08 | 3.85 | 4.46 | 4.69 | 5.63 | 4.97 | 7.86 | 9.57 | 7.69 | 5.36 | 4.63 | 3.50 | 3.90 |
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