Scenario Comparison

Compare energy scenarios

A renewable and exchange-based scenario, with solar and hydro build-out leading to winter imports and significant summer exports to neighboring countries
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Significant expansion of 1000-1300 wind turbines and tripling of PV, supported by 3-5 gas power plants in winter
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Two new nuclear power plants coexist with 400-550 wind turbines, more than doubling of PV compared to today and 1-2 gas power plants
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Targets of 35 TWh of renewable energy by 2035 and 45 TWh by 2050, plus 6 TWh of renewable winter electricity, of which 2 TWh hydropower
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Totals
Winter 2050

Rechsteiner
Renewables
Coexistence
Energy Law
Production
Demand

Demand
Winter 2050

Rechsteiner
Renewables
Coexistence
Energy Law
Conventional
Electromobility
Heat pumps
Hydrogen
Losses
Values in TWh
Surplus
Import

Technology transition
Winter

Rechsteiner
Renewables
Coexistence
Energy Law
2026 Winter
TWh

Costs

in billion CHF
Rechsteiner
Renewables
Coexistence
Energy Law
Total costs
Revenues

Levelized costs

CHF/MWh
Rechsteiner
Renewables
Coexistence
Energy Law
2020s
2030s
2040s

The seasonal impact

Looking at winter, summer, and full year in an energy scenario reveals seasonal variations in demand (e.g., heating vs. cooling) and supply (e.g., solar availability), helping optimize resource use and ensure system resilience year-round.

Values in TWh

The seasonal impact

Looking at winter, summer, and full year in an energy scenario reveals seasonal variations in demand (e.g., heating vs. cooling) and supply (e.g., solar availability), helping optimize resource use and ensure system resilience year-round.

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