Energy-Water-Carbon Nexus Optimization for the Path of Achieving Carbon Emission Peak in China Considering Multiple Uncertainties: A Case Study in Inner Mongolia
Abstract
:1. Introduction
2. Methodology
2.1. The Algorithm of PCIO Model
2.2. The PCIO Model
2.2.1. Patron Objective
2.2.2. Client Objective
2.3. Uncertainty Analysis
2.3.1. Measuring the Fuel Price
2.3.2. Measuring the Output of Wind Power and PV
3. Scenario Setting
4. Result and Discussion
4.1. The Uncertainty Simulation in Different Periods
4.2. The Optimized Electricity Supply and Cooling Technologies
4.3. Capacity Expansion
4.4. The CO2 Emissions and Water Withdrawals
4.5. The Optimized Penetration and Satisfaction Degree
5. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Functions | Decision Variables | Parameters | |
---|---|---|---|
The Cooling Form of Different Technologies | Unit Capacity ≤ 300 MW | Unit Capacity > 300 MW | |
---|---|---|---|
The flexible scenario | The cycling cooling system | 1.85 | 1.68 |
The one-through system | 0.41 | 0.33 | |
The air-cooling system | 0.45 | 0.37 | |
The strict scenario | The cycling cooling system | 1.7 | 1.49 |
The one-through system | 0.36 | 0.29 | |
The air-cooling system | 0.39 | 0.31 |
t = 1 | t = 2 | t = 3 | |
---|---|---|---|
Coal-fired power | 34,632 | 32,900.4 | 31,255.38 |
Gas-fired power | 665.2 | 700.5 | 753.46 |
Wind power | 12,984.21 | 15,364.34 | 20,136.54 |
Solar power | 3658 | 5000 | 5600 |
Time Period | |||
---|---|---|---|
t=1 | t=2 | t=3 | |
Cost to purchase domestic energy carrier (103 RMB¥/TJ) and water resources (RMB¥/Tonne) | |||
Coal products | 32.24 | 41.75 | 48.53 |
Coal gas | 52.34 | 60.73 | 65.53 |
Water resources | 5.5 | 6.2 | 10.4 |
Cost for the operation of electricity conversion technology (106 RMB¥/MWh) | |||
Coal-fired | 16.52 | 18.43 | 20.12 |
Gas-fired | 22.18 | 24.32 | 25.25 |
Wind-power | 77.32 | 85.45 | 90.23 |
Solar-power | 68.55 | 74.31 | 77.64 |
The construction investment of CCS technology (103 RMB¥/MW) [33] | |||
3196 | 2854 | 2573 | |
The benchmark technology cost for CCS technology (RMB¥/MW) | |||
100.5 | 90.5 | 85 | |
Cost for capacity expansion (RMB¥/MW) | |||
Coal-fired | 18.58 | 22.36 | 32.14 |
Gas-fired | 22.34 | 27.15 | 33.44 |
Wind-power | 96.72 | 101.24 | 105.37 |
Solar-power | 100.32 | 104.51 | 107.32 |
Energy conversion efficiency (103TJ/MWh) | |||
Coal-fired | 9.3 | 9.9 | 11.4 |
Gas-fired | 8.7 | 9.2 | 10.5 |
The average utilization hours of renewable technologies (hours) | |||
Wind-power | 2300 | 2500 | 2700 |
Solar-power | 2600 | 2800 | 3000 |
Time periods | ||||||
---|---|---|---|---|---|---|
t = 1 | t = 2 | t = 3 | ||||
Water policy scenario | flexible | strict | flexible | strict | flexible | strict |
Optimized penetration rate (%) | 27.74 | 32.41 | 31.67 | 35.25 | 33.59 | 42.34 |
Satisfaction degree (λ) | 0.8426 | 0.8715 | 0.9241 | 0.9523 | 0.9213 | 0.8954 |
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Liu, Y.; Tan, Q.; Han, J.; Guo, M. Energy-Water-Carbon Nexus Optimization for the Path of Achieving Carbon Emission Peak in China Considering Multiple Uncertainties: A Case Study in Inner Mongolia. Energies 2021, 14, 1067. https://doi.org/10.3390/en14041067
Liu Y, Tan Q, Han J, Guo M. Energy-Water-Carbon Nexus Optimization for the Path of Achieving Carbon Emission Peak in China Considering Multiple Uncertainties: A Case Study in Inner Mongolia. Energies. 2021; 14(4):1067. https://doi.org/10.3390/en14041067
Chicago/Turabian StyleLiu, Yuan, Qinliang Tan, Jian Han, and Mingxin Guo. 2021. "Energy-Water-Carbon Nexus Optimization for the Path of Achieving Carbon Emission Peak in China Considering Multiple Uncertainties: A Case Study in Inner Mongolia" Energies 14, no. 4: 1067. https://doi.org/10.3390/en14041067