Lagrangian heuristics based on disaggregated Bundle methods for hydrothermal unit commitment Export

@article{citeulike:788571, abstract = {The paper presents a simple and effective Lagrangian relaxation approach for the solution of the optimal short-term unit commitment problem in hydrothermal power-generation systems. The proposed approach, based on a disaggregated Bundle method for the solution of the dual problem, with a new warm-starting procedure, achieves accurate solutions in few iterations. The adoption of a disaggregated Bundle method not only improves the convergence of the proposed approach but also provides information that is suitably exploited for generating a feasible solution of the primal problem and for obtaining an optimal hydro scheduling. A comparison between the proposed Lagrangian approach and other ones, based on subgradient and Bundle methods, is presented for a simple yet reasonable formulation of the hydrothermal unit commitment problem.}, author = {Borghetti, A. and Frangioni, A. and Lacalandra, F. and Nucci, C. A.}, citeulike-article-id = {788571}, citeulike-linkout-0 = {http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1178813}, journal = {Power Systems, IEEE Transactions on}, keywords = {bundle-methods, energy, hydro-electric-unit-commitment, lagrangian-relaxation, new, unit-commitment}, number = {1}, pages = {313--323}, posted-at = {2006-08-07 10:48:19}, priority = {2}, title = {Lagrangian heuristics based on disaggregated Bundle methods for hydrothermal unit commitment}, url = {http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1178813}, volume = {18}, year = {2003} }

TY - JOUR ID - citeulike:788571 L3 - citeulike-article-id:788571 N2 - The paper presents a simple and effective Lagrangian relaxation approach for the solution of the optimal short-term unit commitment problem in hydrothermal power-generation systems. The proposed approach, based on a disaggregated Bundle method for the solution of the dual problem, with a new warm-starting procedure, achieves accurate solutions in few iterations. The adoption of a disaggregated Bundle method not only improves the convergence of the proposed approach but also provides information that is suitably exploited for generating a feasible solution of the primal problem and for obtaining an optimal hydro scheduling. A comparison between the proposed Lagrangian approach and other ones, based on subgradient and Bundle methods, is presented for a simple yet reasonable formulation of the hydrothermal unit commitment problem. IS - 1 JF - Power Systems, IEEE Transactions on EP - 323 TI - Lagrangian heuristics based on disaggregated Bundle methods for hydrothermal unit commitment VL - 18 SP - 313 KW - bundle-methods KW - energy KW - hydro-electric-unit-commitment KW - lagrangian-relaxation KW - new KW - unit-commitment AU - Borghetti, A AU - Frangioni, A AU - Lacalandra, F AU - Nucci, CA PY - 2003/// UR - http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1178813 ER -