Optimum Electric Boiler Capacity Configuration in a Regional Power Grid for a Wind Power Accommodation Scenario
Abstract
:1. Introduction
2. Principle and Method
2.1. Principle of Wind Power Accommodation with the Installation of Electric Boilers for CHP
2.2. Model for Optimum Electric Boiler Capacity
2.2.1. Objective Function
2.2.2. Constraint Conditions
3. Case Study
3.1. Data Sources and Hypothesis
3.2. Wind Power Curtailment Analysis
3.3. Optimum Electric Boiler Capacity Calculation
3.4. Sensitivity Analysis
4. Conclusions and Future Work
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Parameters | Implication | Value | Unit |
---|---|---|---|
d | Number of days in the annual heat supply season | 120 | day |
Duration of each time segment | 15 | min | |
Average coal consumption of CHP generating electricity | 0.330 | Tce/MWh | |
Tonne of coal equivalent price | 600 | Yuan/t | |
Average coal consumption of CHP generating heat | 0.154 | Tce/MWh | |
Pollutant emission cost of coal | 80 | Yuan/t | |
CO2 emission per tonne coal | 2.6 | t | |
Carbon emission cost | 25 | Yuan/t | |
Electric boiler cost per capacity | 60 | 10 k Yuan/MW | |
z | Electric boiler maintenance cost ration | 1 | % |
v | Average bank lending rates | 5 | % |
y | Electric boiler lifespan | 20 | year |
r1 | Conventional power generation unit ramp rate | 200 | MW/h |
r2 | CHP unit ramp rate | 150 | MW/h |
Simulation | 1 | 2 | 3 | 4 | 5 |
---|---|---|---|---|---|
Wind power curtailment (GWh) | 751.05 | 746.59 | 730.16 | 761.58 | 713.83 |
Wind power curtailment rate (%) | 7.74 | 7.78 | 7.58 | 7.74 | 7.42 |
Simulation | 1 | 2 | 3 | 4 | 5 |
---|---|---|---|---|---|
Wind power curtailment (GWh) | 153.05 | 166.78 | 170.54 | 168.61 | 165.33 |
Wind power curtailment rate (%) | 1.58 | 1.74 | 1.77 | 1.71 | 1.72 |
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Liu, D.; Zhang, G.; Huang, B.; Liu, W. Optimum Electric Boiler Capacity Configuration in a Regional Power Grid for a Wind Power Accommodation Scenario. Energies 2016, 9, 144. https://doi.org/10.3390/en9030144
Liu D, Zhang G, Huang B, Liu W. Optimum Electric Boiler Capacity Configuration in a Regional Power Grid for a Wind Power Accommodation Scenario. Energies. 2016; 9(3):144. https://doi.org/10.3390/en9030144
Chicago/Turabian StyleLiu, Da, Guowei Zhang, Baohua Huang, and Weiwei Liu. 2016. "Optimum Electric Boiler Capacity Configuration in a Regional Power Grid for a Wind Power Accommodation Scenario" Energies 9, no. 3: 144. https://doi.org/10.3390/en9030144