Unit Commitment Problem Solution for Renewable Integrated Generation

2017 ◽  
Vol 10 (4) ◽  
pp. 13
Author(s):  
TIWARI SHUBHAM ◽  
DWIVEDI BHARTI ◽  
DAVE M.P. ◽  
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◽  
...  
2017 ◽  
Vol 2017 ◽  
pp. 1-13 ◽  
Author(s):  
Yuanchao Yang

Unit commitment, one of the significant tasks in power system operations, faces new challenges as the system uncertainty increases dramatically due to the integration of time-varying resources, such as wind. To address these challenges, we propose the formulation and solution of a generalized unit commitment problem for a system with integrated wind resources. Given the prespecified interval information acquired from real central wind forecasting system for uncertainty representation of nodal wind injections with their correlation information, the proposed unit commitment problem solution is computationally tractable and robust against all uncertain wind power injection realizations. We provide a solution approach to tackle this problem with complex mathematical basics and illustrate the capabilities of the proposed mixed integer solution approach on the large-scale power system of the Northwest China Grid. The numerical results demonstrate that the approach is realistic and not overly conservative in terms of the resulting dispatch cost outcomes.


2009 ◽  
Vol 29 (4) ◽  
pp. 1028-1031
Author(s):  
Wei-xin GAO ◽  
Xiang-yang MU ◽  
Nan TANG ◽  
Hong-liang YAN

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