“In 2019, more market players than ever — utilities, grid operators, energy companies, software developers — are inching closer to commercial blockchain applications in the energy sector. As they do, an important debate is emerging: Should private blockchains (such as Hyperledger or private Ethereum networks) or public blockchains (such as Ethereum or that of the Energy Web Foundation) form the basis of any energy blockchain technology stack?

Three key attributes can characterize every blockchain, for the energy sector and beyond:…”

Source:
https://www.greenbiz.com/article/argument-public-blockchains-energy-sector