资源描述:
《北运河雨洪利用分析(付春梅)》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、北运河雨洪利用分析(付春梅) #TRS_AUTOADD_1216774374546{MARGIN-TOP:0px;FONT-SIZE:12pt;MARGIN-BOTTOM:0px;LINE-HEIGHT:1.5;FONT-FAMILY:宋体}#TRS_AUTOADD_1216774374546P{MARGIN-TOP:0px;FONT-SIZE:12pt;MARGIN-BOTTOM:0px;LINE-HEIGHT:1.5;FONT-FAMILY:宋体}#TRS_AUTOADD_1216774374546TD{MARGIN-TOP:0px;FONT
2、-SIZE:12pt;MARGIN-BOTTOM:0px;LINE-HEIGHT:1.5;FONT-FAMILY:宋体}#TRS_AUTOADD_1216774374546DIV{MARGIN-TOP:0px;FONT-SIZE:12pt;MARGIN-BOTTOM:0px;LINE-HEIGHT:1.5;FONT-FAMILY:宋体}#TRS_AUTOADD_1216774374546LI{MARGIN-TOP:0px;FONT-SIZE:12pt;MARGIN-BOTTOM:0px;LINE-HEIGHT:1.5;FONT-FAMILY:宋体}
3、/**---JSON--{"":{"line-height":"1.5","font-family":"宋体","font-size":"12pt","margin-top":"0","margin-bottom":"0"},"p":{"line-height":"1.5","font-family":"宋体","font-size":"12pt","margin-top":"0","margin-bottom":"0"},"td":{"line-height":"1.5","font-family":"宋体","font-size":"12pt"
4、,"margin-top":"0","margin-bottom":"0"},"div":{"line-height":"1.5","font-family":"宋体","font-size":"12pt","margin-top":"0","margin-bottom":"0"},"li":{"line-height":"1.5","font-family":"宋体","font-size":"12pt","margin-top":"0","margin-bottom":"0"}}--**/摘要:XX水资源严重紧缺,雨洪利用是减轻XX城市汛期防洪
5、压力、缓解XX水资源紧缺的重要措施。北运河是XX唯一一条常年有水而且水量极为丰沛的河道,每年有大量的雨洪未能有效利用。探讨在确保城市防洪安全的前提下,充分利用雨水资源,创造优美的水环境。关键词:北运河雨洪利用分析
中图分类号X703文献标识码B文章编号1673-4637(XX)04-0012-03
AnalysisonutilizationofstormwaterintheBeiyunRiver
FUChun-mei
(BeijingBeiyunRiverManagementDivision,101100,China)
Abstra
6、ctBeijingisacitywithshortageofwater.Stormwaterutilizationisonewaytosolvethisproblem,anditalsocanalleviatethepressoffloodprevention.TheBeiyunRiveristheonlyriverthathaswaterflowallyearinBeijing,butanamountofstormwaterwasnotutilizedinthisriver.Inthispaper,howtoeffectivelyutilizet
7、hestormwaterandmakegoodwaterenvironmentinpriorofthefloodcontrollingwasdiscussed.
KeywordsBeiyunRiverStromwaterutilizationAnalysis
1999年以来,XX已连续7年干旱,XX两大地表水源,密云水库、官厅水库蓄水急剧减少。地下水位持续下降,平原区地下水埋深已超过20m。水资源急剧短缺。同时,随着XX城市化进程的加快,不透水面积大幅度增加,致使相同降雨条件下,径流系数增大,洪峰提前,洪量增大,对城市排水和河道行洪构成巨大
8、的压力。合理利用雨水资源既能缓解缺水局面,又能减少暴雨径流带来的危害。在确保安全的基础上,对雨洪资源进行科学合理充分的运用