How will diffusion of PV solar contribute to China's emissions-peaking and climate responses?

被引:30
作者
Duan, Hong-Bo [1 ,2 ]
Zhang, Gu-Peng [3 ]
Zhu, Lei [2 ]
Fan, Ying [2 ]
Wang, Shou-Yang [1 ]
机构
[1] Univ Chinese Acad Sci, Sch Econ & Management, Beijing 100190, Peoples R China
[2] Chinese Acad Sci, Inst Policy & Management, Ctr Energy & Environm Policy Res, Beijing 100190, Peoples R China
[3] Univ Chinese Acad Sci, Coll Technol Management, Beijing 100190, Peoples R China
基金
中国国家自然科学基金;
关键词
PV solar; Integrated system model; Lifecycle emissions reduction; Climate responses; GREENHOUSE-GAS EMISSIONS; WIND ENERGY; REDUCTION; SYSTEMS;
D O I
10.1016/j.rser.2015.09.021
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Solar photovoltaic (PV) technology is widely regarded as a significant and sustainable renewable energy option to fight against climate change.Accordingly, it is important to explore the potential of greenhouse gases (GHGs) mitigation and temperature benefits by substituting PV-generated power for coal-fired electricity. This necessity becomes particularly clear given that China hascommitted itself to a carbon emissions peak around 2030. Based on an integrated energy-economy-environmental model and a simple climate response model, we reach the following conclusions: (1) By restraining the cumulative GHGs emissions space within 255 GtCO(2eq)till 2050, PV solar promises to dominate GHGs mitigation, with the highest contribution reaching 64.67%. (2) Under the moderate emissions-control case, China will achieve its emissions peak target, with solar energy substitution relieving the nation's dependence on coal. (3) The highest radiative forcing and temperature benefits yieldedthrough replacing coal-generated power with solar power is around 20% and 11.05%, respectively. (4) Finally, it is not too costly to gain such benefits: at most, the accumulated economic cost would be 102.14 trillion Yuanuntil 2050, accounting for less than 3% of the accumulated GDP. (C) 2015 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1076 / 1085
页数:10
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