Shandong
2015
2640
 MW
12.0
 MT/y

Weiqiao Huji power station

Profitable?
No
 
Profitable?
Yes
 
Annual CO2 emissions saved
12.0
MT / year
Total W-S-B investment need
5.830
Bn. $

Investment breakdown

This power plant can be profitably converted to S-W-B with a $5.83 Bn total investment.
This power plant can be converted to S-W-B with a $5.83 Bn total investment.

Solar
4,579
M. $
Wind
1,010
M. $
Battery
241,198
M. $

Production costs

5.2
ct/kWh
Production cost of coal (Source: IEA World Energy Outlook 2022; adjusted)
3.74
ct/kWh
Production cost of renewable energy

Technical breakdown

Renewables installed capacity

Solar
7044
MW
Wind
871
MW
Battery
212
MWh

Renewable energy production

Share of Solar-Wind to match current coal production
79.7
%
20.3
%
Solar
Wind

Renewables area

Total area required for Wind-Solar mix*: 62.57 km²
*On sites with a high wind fraction, wind need = total need. Solar panels are placed within the area occupied by wind infrastructure.
56.35
km²
31.09
km²
Area use solar
Area use wind

Environmental conditions

Key environmental conditions around coal plant site (10,000 km2)

These are input values for the SwitchCoal model taken from the following reliable sources:
Solar efficiency rate
1345
kwh/kwp
Mean wind speed
7
m/s

Impact

90%
of the world’s coal power plants can be profitably replaced by  wind-solar-battery plants. 
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