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Fereidoon Sioshansi
Policy & Planning
The promise and peril of CCS – a technology that must be viewed with extreme skepticism
CCS is as promising as nuclear fusion, and possibly just as farfetched to be practical, economic and on a scale that would make a difference.
Fereidoon Sioshansi
Jan 17, 2024
0
Renewables
It’s official: California must clip peak demand as it wrestles with solar duck
California’s grid demonstrates that the need for clipping peak demand while absorbing the mid-day glut of renewables has never been more pressing.
Fereidoon Sioshansi
Jun 27, 2023
0
Commentary
California duck curve now a canyon as grid load vanishes in the midday sun
The problem of net negative load during the day and steeper evening ramps is becoming stark in California. More storage is needed,
Fereidoon Sioshansi
May 15, 2023
0
Wind energy
Wind power is getting better and better, and providing more value to the grid
Wind energy remains as an attractive carbon-free option since its costs are generally low compared to wind’s value in wholesale markets.
Fereidoon Sioshansi
Sep 19, 2022
0
Renewables
Hawaii says goodbye to coal, aloha to big batteries
Hawaii prepares to shut down its last coal burning power plant on its most populous island, to be partially replaced with a Tesla big battery.
Fereidoon Sioshansi
Jul 18, 2022
0
Renewables
Hawaii utility pays customers to install batteries to cope with evening peak
With Hawaii’s decarbonization deadline approaching, the utility is coming up with innovative ideas to address the evening peak.
Fereidoon Sioshansi
Mar 31, 2022
0
Renewables
US now has 20 states with a 100 per cent renewables target
Data shows that in 2021, Nebraska became the 20th American state to commit to 100% clean electricity by 2050 or earlier.
Fereidoon Sioshansi
Mar 14, 2022
0
Policy & Planning
Can the US really cut its emissions in half by 2030? First, the good news ….
Cutting US emissions in half by 2030 – as it has promised to do – appears farfetched, at least politically. Here’s why.
Fereidoon Sioshansi
Jan 30, 2022
0
Renewables
Solar curtailment: You ain’t seen nothing yet
The expected growth of solar capacity needs long-term solutions. Right now, grid operators have to resort to curtailment as the last resort.
Fereidoon Sioshansi
Sep 30, 2021
0
Solar
Solar keeps on getting better: Cheaper, more efficient and bigger returns on energy
The energy payback time for solar PV can be less than a year, meaning it will produce 20 times the energy needed to produce it over a 20 year lifespan.
Fereidoon Sioshansi
Aug 28, 2021
0
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