نتایج جستجو برای: مدل swmm

تعداد نتایج: 120243  

2013
Matthias Borris Maria Viklander Anna-Maria Gustafsson Jiri Marsalek

Effects of climatic changes, progressing urbanization and improved environmental controls on the simulated urban stormwater quality in a Northern Sweden community were studied. Future scenarios accounting for those changes were developed and their effects simulated with the Storm Water Management Model (SWMM). It was observed that the simulated stormwater quality was highly sensitive to the sce...

Journal: :Huan jing ke xue= Huanjing kexue 2012
Jin-Liang Huang Jie Lin Peng-Fei Du

An urban watershed in Xiamen was selected to perform the parameter uncertainty analysis for urban stormwater runoff modeling in terms of identification and sensitivity analysis based on storm water management model (SWMM) using Monte-Carlo sampling and regionalized sensitivity analysis (RSA) algorithm. Results show that Dstore-Imperv, Dstore-Perv and Curve Number (CN) are the identifiable param...

Journal: :Water science and technology : a journal of the International Association on Water Pollution Research 2013
B B Karakoçak O Yenigün R T Toraman

Water management in urban areas of developing countries is a major environmental challenge for the future. Within the framework of the IWA Cities of the Future Programme, current water and wastewater management systems are investigated in Kayseri, Turkey, with the purpose of bringing water into the center of city life by a reformed pilot project. In order to assess both the quantity and dynamic...

Journal: :Knowledge-based engineering and sciences 2021

The paper examines flooding issues under rapid urbanization in Gazipasa city during the past seven years 2013-2019. Storm Water Management Model (SWMM) integrated with satellite images representing temporal variation land use and cover (LULC) characteristics of were used to determine runoff generation capacity, flood volume, associated risks. Google Earth software together GIS technology utiliz...

Journal: : 2023

در این تحقیق به مقایسه تحلیلی و عددی آبشار جریان برگشتی مدل R با آبشارهای Q QI سیستم‌­های چندجزیی پایدار پرداخته می‌­شود. راستا برای اولین بار کدهای جهت طراحی منظور کد نرم‌افزار متلب نوشته شده‌­اند. نتایج نشان می‌­دهد که دو جزء 1k 2k از خوراک Nc جزء، تعداد معدودی قابل تعریف است همگی حالات خاصی می­‌باشد. هم‌­چنین یافته‌­ها مجموع مقدار برش جزیی همیشه برابر یک است. طریق داده می‌­شود صورتی میانگین ...

Journal: :Journal of Fundamental and Applied Sciences 2018

Journal: :Journal of Contemporary Water Research & Education 2023

Permeable pavements are a green infrastructure stormwater management practice that can serve as functional component of the site design. However, previous field studies suggest high uncertainty in parameters used for performing hydrologic calculations permeable pavements. The Environmental Protection Agency (EPA) Storm Water Management Model (SWMM) within PCSWMM software package was to simulate...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد مرودشت - دانشکده مهندسی 1393

در این پژوهش تلاش بر آن بوده است تا با بهره گیری از مفاهیم و امکانات علمی و نرم افزارهای روز و به روشی مدون بهترین راهکارهای مدیریتی (bmp) کاهش آلودگی آب های سطحی محدوده پژوهش بررسی و پیشنهاد شود. بدین منظور مدل کمی- کیفی آب های سطحی منطقه ولنجک تهران با استفاده از نرم افزار swmm تهیه و مساحت بهینه دو راهکار مدیریتی جوی باغچه و سلول ماند بیولوژیکی در بخش های مختلف محدوده پژوهش بر اساس الگوریتمی...

Journal: :Water 2022

The USEPA (United States Environmental Protection Agency) Storm Water Management Model (SWMM) is one of the most extensively implemented numerical models for simulating urban runoff. Parameter optimization essential reliable SWMM model simulation results, which are heterogeneously sensitive to a variety parameters, especially when involving complicated conditions. This study proposed Genetic Al...

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