Showing 1 - 10 of 18
Many models have been suggested to deal with the multi-reservoir operation planning stochastic optimization problem involving decisions on water releases from various reservoirs in different time periods of the year. A new approach using genetic algorithm (GA) and linear programming (LP) is...
Persistent link: https://www.econbiz.de/10010997329
The data envelopment analysis (DEA) model was used to estimate the technical efficiency (TE) scores, the Malmquist total factor productivity (TFP) indices, and their implicit input shadow shares for 12 irrigation districts in Southern Alberta using data for the period 2008–12. The main purpose...
Persistent link: https://www.econbiz.de/10010997365
This paper presents a survey of simulation and optimization modeling approaches used in reservoir systems operation problems. Optimization methods have been proved of much importance when used with simulation modeling and the two approaches when combined give the best results. The main objective...
Persistent link: https://www.econbiz.de/10010997525
Waterlogging and secondary salinization have become a serious problem in the canal irrigated areas of arid and semi–arid regions worldwide. In this study, a unique and simple technique was evolved in which a linear programming (LP) optimization model was first developed that allocates...
Persistent link: https://www.econbiz.de/10010997548
A methodology is presented for planning the operation of the Fuerte-Carrizo irrigation system in northwest Mexico. The system has two storage dams, two irrigation districts, and water transfer capabilities between both dams. The methodology uses a combination of linear programming (LP) and...
Persistent link: https://www.econbiz.de/10010997737
The problem of irrigation planning becomes more complex by considering an uncertainty. The uncertainties can be tackled by formulating the problem of irrigation planning as Fuzzy Linear Programming (FLP). FLP models can incorporate the scenario of real world problem. In the present study, Multi...
Persistent link: https://www.econbiz.de/10010997962
The problems involved in the optimal design of water distribution networks belong to a class of large combinatorial optimization problems. Various heuristic and deterministic algorithms have been developed in the past two decades for solving optimization problems and applied to the design of...
Persistent link: https://www.econbiz.de/10010847311
There are varying and inconsistent claims among countries sharing the same river basins. While upstream countries are asserting that they regulate flows through built-up reservoirs (enabling flood prevention) and reduce seasonal flow variations (providing water during drought seasons),...
Persistent link: https://www.econbiz.de/10010847370
This paper describes an application of linear programming (LP) methods for optimal allocation of water among competing stakeholders that would achieve the highest economic return from water use in the agricultural section of the Sefidrud Basin, northern Iran. In a network presentation of the...
Persistent link: https://www.econbiz.de/10010847435
In this article, linear programming and fuzzy optimization models are developed for planning and management of available land-water-crop system of Mahanadi-Kathajodi delta in eastern India. The models are used to optimize the economic return, production and labour utilization, and to search the...
Persistent link: https://www.econbiz.de/10010794096