Modelling scenarios to identify a combined sediment-water management strategy for the large reservoirs of the Tuyamuyun hydro-complex

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Modelling scenarios to identify a combined sediment-water management strategy for the large reservoirs of the Tuyamuyun hydro-complex. / Olsson, Oliver; Sorokin, Anatoly; Ikramova, Malika.

In: Irrigation and Drainage Systems, Vol. 25, No. 1, 03.2011, p. 1-18.

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@article{0b81bb391b114c54a11bdf872b71ef0d,
title = "Modelling scenarios to identify a combined sediment-water management strategy for the large reservoirs of the Tuyamuyun hydro-complex",
abstract = "This paper introduces a combined modelling approach using a simple water budget model (THC-model) and a 3D reservoir sedimentation model (MOHID Water) to adapt reservoir operation and visualise their effects on the sediment deposition. By this, an effective combined sediment-water management can be identified under semi-arid conditions for dry, median and wet years. Results are presented for the reservoirs of the Tuyamuyun Hydro-Complex (THC), which is located in the lower Amu Darya River. The determination of the actual and usable reservoir storage volume shows that siltation will significantly adversely affect the ability of the in-stream Channel Reservoir to regulate seasonal demand for both irrigation and municipal water supply. However, modelling scenarios results confirm the effectiveness of adapted operation rules for the THC reservoirs and show that the operation of large dams could be modified according to a combined sediment-water management. The experience gained during this study emphasizes the fact that the concept of a combined reservoir management of sediments as well as water can be an efficient measure to improve the sustainable long-term use of reservoirs and to contribute towards a safe water supply in water crisis regions.",
keywords = "Chemistry, Wasserqualit{\"a}t, Reservoir sedimentation, Water supply, Sediment water management, Sediment modelling, impact assessment, amu darya, central asia, Construction engineering and architecture, Modellierung, Talsperren, Sedimentmanagement, Wassermanagement, Sustainability Science",
author = "Oliver Olsson and Anatoly Sorokin and Malika Ikramova",
year = "2011",
month = mar,
doi = "10.1007/s10795-011-9107-0",
language = "English",
volume = "25",
pages = "1--18",
journal = "Irrigation and Drainage Systems",
issn = "0168-6291",
publisher = "Wolters Kluwer",
number = "1",

}

RIS

TY - JOUR

T1 - Modelling scenarios to identify a combined sediment-water management strategy for the large reservoirs of the Tuyamuyun hydro-complex

AU - Olsson, Oliver

AU - Sorokin, Anatoly

AU - Ikramova, Malika

PY - 2011/3

Y1 - 2011/3

N2 - This paper introduces a combined modelling approach using a simple water budget model (THC-model) and a 3D reservoir sedimentation model (MOHID Water) to adapt reservoir operation and visualise their effects on the sediment deposition. By this, an effective combined sediment-water management can be identified under semi-arid conditions for dry, median and wet years. Results are presented for the reservoirs of the Tuyamuyun Hydro-Complex (THC), which is located in the lower Amu Darya River. The determination of the actual and usable reservoir storage volume shows that siltation will significantly adversely affect the ability of the in-stream Channel Reservoir to regulate seasonal demand for both irrigation and municipal water supply. However, modelling scenarios results confirm the effectiveness of adapted operation rules for the THC reservoirs and show that the operation of large dams could be modified according to a combined sediment-water management. The experience gained during this study emphasizes the fact that the concept of a combined reservoir management of sediments as well as water can be an efficient measure to improve the sustainable long-term use of reservoirs and to contribute towards a safe water supply in water crisis regions.

AB - This paper introduces a combined modelling approach using a simple water budget model (THC-model) and a 3D reservoir sedimentation model (MOHID Water) to adapt reservoir operation and visualise their effects on the sediment deposition. By this, an effective combined sediment-water management can be identified under semi-arid conditions for dry, median and wet years. Results are presented for the reservoirs of the Tuyamuyun Hydro-Complex (THC), which is located in the lower Amu Darya River. The determination of the actual and usable reservoir storage volume shows that siltation will significantly adversely affect the ability of the in-stream Channel Reservoir to regulate seasonal demand for both irrigation and municipal water supply. However, modelling scenarios results confirm the effectiveness of adapted operation rules for the THC reservoirs and show that the operation of large dams could be modified according to a combined sediment-water management. The experience gained during this study emphasizes the fact that the concept of a combined reservoir management of sediments as well as water can be an efficient measure to improve the sustainable long-term use of reservoirs and to contribute towards a safe water supply in water crisis regions.

KW - Chemistry

KW - Wasserqualität

KW - Reservoir sedimentation

KW - Water supply

KW - Sediment water management

KW - Sediment modelling

KW - impact assessment

KW - amu darya

KW - central asia

KW - Construction engineering and architecture

KW - Modellierung

KW - Talsperren

KW - Sedimentmanagement

KW - Wassermanagement

KW - Sustainability Science

UR - http://www.scopus.com/inward/record.url?scp=79951854281&partnerID=8YFLogxK

U2 - 10.1007/s10795-011-9107-0

DO - 10.1007/s10795-011-9107-0

M3 - Journal articles

VL - 25

SP - 1

EP - 18

JO - Irrigation and Drainage Systems

JF - Irrigation and Drainage Systems

SN - 0168-6291

IS - 1

ER -