全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
地球学报  2003 

黄河下游河型的特性及成因探讨

Keywords: 河型,河性,沉积作用,河相关系

Full-Text   Cite this paper   Add to My Lib

Abstract:

黄河下游具有辫状河流、弯曲河流和微弯顺直河流3种河型,从横断面上可见,辫状河段的河道变化最频繁且最不稳定,微弯顺直河段最稳定;而弯曲河段明显向上游延伸,随着输沙量在各河段的阶段性变化,冲淤状况在各河段也表现出阶段性,但加积升高是各河段发展的总趋势,从河相关系可见,弯曲河段和微弯顺直河段基本相似,但和辫状河段有着本质的区别。辫状河段的演变主要受到中上游来水来沙等自然因素的综合影响,但其更大范围的摆动仍然受到人为作用的影响;弯曲河段是河流自动调整的必然结果,两岸河堤对它的形成及向上游的延伸具有促进作用,但对它侧向迁移的特性具有较大的限制作用;而微弯顺直河段是人力强迫下河流局部调整的产物。

References

[1]  张科利,黄土坡面径流侵蚀及其产沙特征的试验研究,成都:四川大学出版社,2000.
[2]  杨积武,黄河下游河型分异及游荡性河型形成原因的探讨,北京:中国建材工业出版社,1995.
[3]  师长兴;许炯心,黄河下游河槽横断面调整规律及治理方式探讨,地理研究,1997(02).
[4]  倪晋仁;王随继.论顺直河流[J].水利学报,2000(12)
[5]  Yin Xueliang;Chen Jinrong;Liu Xia,Three basic problems on channel process of Lower Yellow River,Journal of Hydraulic Engineering,1998(11).
[6]  Yin Guokang,Longitudinal section oneself adjustment of Lower Yellow River,泥沙研究,1999(02).
[7]  Yang Jiwu,Discuss on channel dissimilation and braided channel formation of Lower Yellow River,Beijing:Buildical Pess,1995.
[8]  Ni Jinren;Wang Suiji.On straight river[J].水利学报,2000(12)
[9]  Lu Zhongchen;Chen Shaofeng;Chen Hao.The evoluationary tendency forecast of channel morphology and river state of the wange-ring braided rivers in the Lo wer Yellow River[J].地理学报,2000(06)
[10]  Zhang Keli,Experimental research on runoff erosion and sediment field on loess slope,Chengdu:Sichuan Universi ty Press,2000.
[11]  尹学良;陈金荣;刘峡.黄河下游河床演变三大基本问题的研究[J].水利学报,1998(11)
[12]  尹国康,黄河下游纵剖面自调整特性,泥沙研究,1999(02).
[13]  许炯心;张欧阳.黄河下游游荡段河床调整对于水沙组合的复杂响应[J].地理学报,2000(03)
[14]  钱宁;张仁;周志德,河床演变学,北京:科学出版社,1987.
[15]  Xu Jiongxin;Zhang Ouyang.Complicated fill-scour behaviors of the Yellow River and the channel-forming processes[J].地理学报,2000(03)
[16]  XU Jiongxin,The wind-water two-phase erosion and sediment-producing processes in the middle Yellow River basin, China,Science in China. Series D, Earth sciences?,2000, 43(2).
[17]  Shi Changxing;Xu Jiongxin,A study on the regularity of adrustment of channel cross-sections and direction of channel training of the Lower Yellow River,地理研究,1997(02).
[18]  Qian Ning;Zhang Ren;Zhou Zhide,River channel process,北京:科学出版社,1987.
[19]  陆中臣.黄河下游游荡河段河道平面形态与河势变化趋势预测[J].地理学报,2000(06)

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133