Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Majid Rahimpour"'
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-14 (2023)
Abstract Siltation significantly threatens a reservoir’s original storage capacity and lifespan. Pressure flushing is an effective measure against siltation through the partial drawdown of the reservoir water level with limited flushed cone volumes
Externí odkaz:
https://doaj.org/article/8dfb32fa1bbb4f238444d735328c9219
Autor:
Mohammad Reza Maddahi, Majid Rahimpour
Publikováno v:
محیط زیست و مهندسی آب, Vol 8, Iss 4, Pp 951-968 (2022)
Acoustic Doppler velocimetry (ADV) is one of the most suitable devices for measuring flow characteristics. Determination of measurement frequency and duration, in a way that the results are calculated with the lowest error, is very important. The goa
Externí odkaz:
https://doaj.org/article/f3938b607ef94b7fba6f85c9d93ce78e
Autor:
Fahime Javadi, Kourosh Qaderi, Mohammad Mehdi Ahmadi, Majid Rahimpour, Mohamad Reza Madadi, Amin Mahdavi-Meymand
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-11 (2022)
Abstract In this study, the capabilities of classical and novel integrated machine learning models were investigated to predict sediment discharge (Qs) in free-flow flushing. Developed models include Multivariate Linear Regression (MLR), Artificial N
Externí odkaz:
https://doaj.org/article/8ce30c6e821c4c09a8026197606cd74e
Publikováno v:
آب و فاضلاب, Vol 30, Iss 1, Pp 64-76 (2019)
Estimating of the peak velocity of pollutant in a flow using hydraulic and geometrical parameters is very important in predicting the pollution transport in rivers. Suitable empirical equations are developed, none of which is reliable enough in estim
Externí odkaz:
https://doaj.org/article/97c6633cbbf448d9976f176e8eea42a5
Autor:
Majid Rahimpour, Mohamad Reza Madadi
Publikováno v:
Journal of Applied Research in Water and Wastewater, Vol 6, Iss 1, Pp 25-31 (2019)
Friction factor is an important hydraulic parameter for design of pipeline systems. There are several formulations for calculating the friction factor, among which Colebrook–White equation is the most accurate and repute formula. Owing to the impli
Externí odkaz:
https://doaj.org/article/a5074d616e154b9fbe72f3eae84aa0bd
Autor:
Majid Rahimpour, محمد مهدی احمدی
Publikováno v:
علوم و مهندسی آبیاری, Vol 40, Iss 3, Pp 99-107 (2017)
A hydraulic structure is a device designed to retain, regulate, or control the flow of water. The most common type of hydraulic structures are weirs. Weirs are overflow structures that stretch across an open channel of water, and are meant to alter t
Externí odkaz:
https://doaj.org/article/baf52574c7624376bd10041373c1ca04
Publikováno v:
Journal of Hydro-environment Research. 45:15-28
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::04597d72cb57f38615d42cb9e4d97dd7
https://doi.org/10.1016/j.jher.2022.09.002
https://doi.org/10.1016/j.jher.2022.09.002
Autor:
Mohammadreza Maddahi, Majid Rahimpour
Publikováno v:
Water; Volume 15; Issue 9; Pages: 1719
Bed irregularities of water bodies play a significant role in many hydraulic and river engineering experiments and models. Accurate measurement of river geomorphology requires great fieldwork effort. Optimizing the dataset size of measured points wil
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::80d3de4d6311ce08307f6619a4376394
Autor:
Sameh A. Kantoush, Majid Rahimpour, Mohammad Mahdi Ahmadi, Sepideh Beiramipour, Kourosh Qaderi
Publikováno v:
Proceedings of the Institution of Civil Engineers - Water Management. 174:252-266
Reservoir sedimentation is a long-term process with various risks, such as reduction of storage capacity, hydropower generation and flood control functions throughout a reservoir's lifespan. For reservoirs facing loss of function with severe depositi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::60d4f849b44a0e50aae6fd25d7e29abe
https://doi.org/10.1680/jwama.20.00032
https://doi.org/10.1680/jwama.20.00032
Siltation is a major threat to the original storage capacity and lifespan of a reservoir. Pressure flushing is an effective measure against siltation through the partial drawdown of the reservoir water level with limited flushed cone volumes in front
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::798eb6e48f67ddb2bd17ec8844984a2e
https://doi.org/10.21203/rs.3.rs-2317169/v1
https://doi.org/10.21203/rs.3.rs-2317169/v1
