Search Results - subject:"unit commitment"

Designing time-of-use program based on stochastic security constrained unit commitment considering reliability index

Nikzad, Mehdi; Mozafari, Babak; Bashirvand, Mahdi; … - In: Energy 41 (2012) 1, pp. 541-548

Recently in electricity markets, a massive focus has been made on setting up opportunities for participating demand side. Such opportunities, also known as demand response (DR) options, are triggered by either a grid reliability problem or high electricity prices. Two important challenges that...

Persistent link: https://www.econbiz.de/10010807722

Optimal and Adaptive Operation of a Hydropower System with Unit Commitment and Water Quality Constraints

Ferreira, Andre; Teegavarapu, Ramesh - In: Water Resources Management 26 (2012) 3, pp. 707-732

programming (MINLP) with binary variables adopted for incorporating unit commitment constraints and adaptive real-time operations … intractability problems associated with combinatorial domain of integer variables in the unit commitment formulation. The adaptive … operation formulation in conjunction with the solution of turbine unit commitment problem yielded more reliable solutions …

Persistent link: https://www.econbiz.de/10010847375

Generation risk assessment in volatile conditions with wind, hydro, and natural gas units

Sahin, Cem; Shahidehpour, Mohammad; Erkmen, Ismet - In: Applied Energy 96 (2012) C, pp. 4-11

model applies market price forecasts to the risk-constrained stochastic price-based unit commitment (PBUC) for calculating …

Persistent link: https://www.econbiz.de/10010702522

Subhourly unit commitment with feasible energy delivery constraints

Yang, Yuanchao; Wang, Jianhui; Guan, Xiaohong; Zhai, Qiaozhu - In: Applied Energy 96 (2012) C, pp. 245-252

Unit commitment (UC) is one of the most important daily tasks that independent system operators or regional …

Persistent link: https://www.econbiz.de/10011040844

A stochastic security approach to energy and spinning reserve scheduling considering demand response program

Partovi, Farzad; Nikzad, Mehdi; Mozafari, Babak; … - In: Energy 36 (2011) 5, pp. 3130-3137

In this paper a new algorithm for allocating energy and determining the optimum amount of network active power reserve capacity and the share of generating units and demand side contribution in providing reserve capacity requirements for day-ahead market is presented. In the proposed method, the...

Persistent link: https://www.econbiz.de/10010808937

New approach to gas network modeling in unit commitment

Yazdani Damavandi, Maziar; Kiaei, Iman; … - In: Energy 36 (2011) 10, pp. 6243-6250

impact of gas network in a unit commitment problem. Many linear and nonlinear models are proposed to demonstrate this impact … areas may be considered. This model is assessed for a unit commitment problem on a test network and its capabilities are …

Persistent link: https://www.econbiz.de/10010809981

Locational-based coupling of electricity markets: benefits from coordinating unit commitment and balancing markets

Weijde, Adriaan; Hobbs, Benjamin - In: Journal of Regulatory Economics 39 (2011) 3, pp. 223-251

Persistent link: https://www.econbiz.de/10009150241

Towards equilibrium offers in unit commitment auctions with nonconvex costs

Sioshansi, Ramteen; Nicholson, Emma - In: Journal of Regulatory Economics 40 (2011) 1, pp. 41-61

Persistent link: https://www.econbiz.de/10009150244

A new memetic algorithm approach for the price based unit commitment problem

Dimitroulas, Dionisios K.; Georgilakis, Pavlos S. - In: Applied Energy 88 (2011) 12, pp. 4687-4699

Unit commitment (UC) is a very important optimization task, which plays a major role in the daily operation planning of … on an advanced memetic algorithm (MA) for the solution of price based unit commitment (PBUC) problem is proposed. The …

Persistent link: https://www.econbiz.de/10010571988

Wind power forecasting uncertainty and unit commitment

Wang, J.; Botterud, A.; Bessa, R.; Keko, H.; Carvalho, L.; … - In: Applied Energy 88 (2011) 11, pp. 4014-4023

In this paper, we investigate the representation of wind power forecasting (WPF) uncertainty in the unit commitment (UC …

Persistent link: https://www.econbiz.de/10010576368