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旌德縣中小河流風(fēng)險(xiǎn)預(yù)警評(píng)估

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摘要 通過(guò)研究旌德境內(nèi)徽水河與玉溪河2條中小河流共6個(gè)調(diào)查點(diǎn)的重現(xiàn)期分別為5、10、20、50和100年的設(shè)計(jì)暴雨,以及設(shè)計(jì)洪水洪峰水位和流量,最終得出2條中小河流各調(diào)查點(diǎn)1、2、3和6 h的預(yù)警臨界雨量值。

關(guān)鍵詞 中小河流;預(yù)警評(píng)估;設(shè)計(jì)暴雨;設(shè)計(jì)洪水;臨界雨量

中圖分類號(hào):P338 文獻(xiàn)標(biāo)識(shí)碼:B 文章編號(hào):2095–3305(2022)10–0052–03

Risk Early Warning Asses-sment of Medium and Small Rivers in Jingde County

YANG Wei et al(Jingde County Meteor-ological Bureau, Jingde, Anhui 242600)

Abstract By studying the design rainstorm and design flood peak water level and flow at 6 survey points of Huishui River and Yuxi River in Jingde, with the return periods of 5, 10, 20, 50 and 100 years respectively, the critical early warning rainfall values of 1, 2, 3 and 6 hours for each survey point of the two small and medium rivers are finally obtained.

Key words Small and medium rivers; Early warning assessment; Design storm; Design flood; Critical rainfall

旌德縣屬長(zhǎng)江流域,縣境中部的石鳧山山脈,將全縣分為水陽(yáng)江和青弋江兩大水系,水陽(yáng)江水系流域面積178 km2,青弋江水系流域面積為727.5 km2。(剩余3042字)

目錄
monitor