Toilets can generate power
The HighDro Power harnesses the energy of wastewater as it falls through pipes, similar to the way a hydroelectric dam does.
If installed it's in a commercial building, the inventor estimates it could save $1,400 in electricity costs per year in a seven-story building. In a hotel, it might even let the owners sell electricity back to the grid.
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"Kill the viability": big batteries to lose out from electricity grid rule change
MELBOURNE - Tesla, Snowy Hydro and other big suppliers of storage capacity on Australia’s main electricity grid warn proposed rule changes amount to a tax on their operations that will deter investors and slow the decarbonisation of the industry.
The Australian Energy Market Commission (AEMC) will release its final decision this Thursday on new rules for integrating batteries, pumped hydro and other forms of storage.
The AEMC’s draft decision, released in July, angered many firms because it proposed charging storage providers for drawing power, ignoring a recommendation by the Australian Electricity Market Operator (AEMO) that they be exempt.
Battery maker…