Trade clean energy in your community 24/7 with Powertracer

April 28, 2022

Lisa Cowgill
enosi
3 min readApr 28, 2022

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Enosi’s Powertracer enables people to buy solar and wind from local renewable generators and share cheaper clean energy. The core of the Powertracer platform is the ability to trace exactly where your clean energy comes from and what it costs, and if you have solar on the roof, where that energy is consumed and how much it sold for.

Powertracer matches the market meter data at the solar and wind farms with the smart meter data at your house each trading period (normally thirty minutes), all year round.

When we launched, Powertracer supported distinct types of energy trade types:

  1. Large-scale trades
    As these form part of your contract agreement with your retailer, these are the first trade types to be executed, and are typically with large renewable generation sources such as solar or wind farms, or other contracted solar-share schemes.
  2. Peer-to-peer trades
    Form the second tier of trades to be executed, representing agreements you have made with people that you know in your community to buy or sell energy at an agreed pricing structure.
  3. Retailer default trades
    Last trades to be executed, representing the remaining or residual energy not met by the previous trades, and are with your energy retailer. These trades happen when you use more energy than is available from renewable sources you have agreements with.

Introducing Community Trading

Community Trading is a new type of trade, empowering you to trade clean energy with anyone in your community! With community trades you don’t have to know them and they don’t have to know you, but Powertracer will match agreed trade prices and execute the trades for you.

So now, there are four types of trades — Community Trades are third in line:

  1. Large-scale trades
  2. Peer-to-peer trades
  3. Community trades:
  • Every community member sets up their Community Trade prices. This involves setting a “minimum sell price” and a “maximum buy price”.
  • After the peer-to-peer trades are executed, we match up the highest buy prices with the lowest sell prices available. When each seller’s exported energy is fully allocated we move on to the next lowest sell price and assign buyers until all the available Community energy pool is exhausted or there are no buyers left offering a suitable price.
  • The price for all community trades in a trading period (30 mins) is the same for all buyers and sellers, but will vary from period to period.

4. Retailer default trades

Tracing your clean energy 24/7

The Powertracer algorithm for community trading is fair and matches the lowest offer with the highest bid first, and then cascades down through the community to the sell and buy prices in the middle of the range. This rewards the most generous community members with preferential allocation of traded energy while delivering a single market price for each member of the community.

Once you’ve signed up you can access Powertracer to see where every unit of energy has come from and (if you have solar on the roof) where your solar kWhs are going:

Learn more

Want to know more about how the trading works?

Sign up now!

Trade clean energy in your community 24/7 with Powertracer now!

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