具有保证峰值发电能力的千兆瓦时储热器.pdf

Gigawatt-Hour Heat Storage with Assured Peak Electric Generating Capacity Charles Forsberg Massachusetts Institute of Technology Email: cforsber@ 2nd THERMAL-MECHANICAL-CHEMICAL ELECTRICITY STORAGE WORKSHOP Pittsburgh, Pa February 4, 2020 Workshop Proceedings Heat Storage Coupled To Gen IV Reactors for Variable Electricity from Base-load Reactors Changing Markets, Technology, Nuclear- Renewables Integration and Synergisms with Solar Thermal Power Systems /s/262cecf0vdc3x8q/Workshop%2 0Heat%20Storage%20Main%20Report-Final.pdf?dl=0 /biblio/1575201 2 Most Energy Is Generated and Used as Heat Electricity Heat Heat Heat Customers 3 In Low-Carbon System Need Storage to Match Production with Demand: Hourly, Daily, Weekly and Seasonal Storage • Low-carbon technologies Demand: One Week have high capital costs and low operating costs – Nuclear – Solar – Wind Sat Sun Mon Tue. Wed Thu Fri – Fossil fuels with CCS • Must operate near full Demand: One Year capacity to minimize costs • Maximum outputs do not match electricity demand 4 Require a New Low-Carbon System Design • Base-load energy Electricity Market (Grid): Including Wind/PV production (Nuclear, wind, PV) Sell