CleanPower Estimator API

CleanPower Estimator API

WattPlan® revealing savings of electric vehicles and solar in California, New York, Arizona

Online software has already provided 10,000 residential customers with instant, personalized estimates to determine...

New WattPlan® software by Clean Power Research sets standard for utilities to deliver highly personalized answers to energy questions

Early adopters are cost-effectively engaging customers about solar options with WattPlan®’s interactive, online...

Solar Resource Variability: Myth & Fact

Examines short-term solar resource variability caused by passing clouds. View Article >>>

Valuing a Portfolio of PV Investments

This presentation describes the importance of PV output variability as a factor in calculating the value of a fleet of...

Quantifying the Cost of High Photovoltaic Penetration

Calculating the cost of energy storage to provide firm capacity on a power grid with high PV penetration. Download PDF...

A Simple Method for Consumers to Address Uncertainty When Purchasing Photovoltaics

Should consumers invest in PV now, or wait? Download PDF >>>

Blog

Happy New Year and thanks for a great 2025!
Happy New Year and thanks for a great 2025!

On behalf of the entire Clean Power Research team, I want to wish our utility, energy agency and solar industry customers a Happy New Year—and thank you for making 2025 a great year! If 2025 had a theme, it would be “change.” Change is nothing new in the energy...

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