Pumped hydro more expensive than batteries: battery replacement(s)

The true costs of green technology…

Trust, yet verify

Even when accepting the flawed calculations of Ronald Brakels, it provided only a fragile win for the battery scenario. This prompted him to start a new calculation in order to justify the battery/solar setup. It involves a battery system that is currently being built: the Victorian Big Battery. His reasoning is that battery prices drop rapidly and he also proposes a way to set aside some the initial investment in order to replace the battery at the end of its economical life.

Let’s just jump right in. This is the information he gathered about the Victorian Big Battery:

  • Capacity: 300 MW
  • Storage capacity: 450 MWh
  • Price: AU$180,000,000
    (again no justification for this price tag, just his hunch)

Then he repeats the flawed calculation by calculate the price:

View original post 1,805 more words

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