Tesla Powerwall 2

The Tesla Powerwall 2 AC is the latest offering from Tesla.  Tesla's new business model means that approved installers, such as Totnes Energy, can now buy directly from Tesla.  This means lower prices per kWh of storage.  The new Tesla Powerwall 2 AC (13.5 kWh) has double the capacity of the Tesla Powerwall 1 (6.4 [...]

By | 2017-11-28T18:58:14+00:00 November 23rd, 2017|Solar batteries|0 Comments

Cost of renewables vs nuclear and gas

Government reports show shocking information on the relative cost of energy: Technology Price per Mwh Source Public support % Offshore wind 58 latest CfD price - 2017 79 Standard gas (CCGT) 61 BEIS Electricity Generation Cost Report 16 (gas fracking) Onshore wind 65 BEIS Electricity Generation Cost Report  74 Large scale solar 71 [...]

By | 2017-11-28T18:46:46+00:00 November 22nd, 2017|Renewable Energy, Solar, Wind|0 Comments

Are solar panels still a good investment?

Solar is still a great investment with returns of 12.5% which beats most savings rates.  The return is even higher on new builds. Numbers updated 22 November 2017 Item Value Payback 8.0 years Return on investment 12.5% Government incentives £6,463 Savings on electricity bill £6,998 Cost of 4kW PV £5,404 Profit £8,058 [...]

By | 2017-11-28T18:59:11+00:00 November 22nd, 2017|Solar|0 Comments

UK public support for renewables at massive high

A new UK poll has shown that 80% of the British public support renewable energy. A government sponsored survey found 73% of the public support inshore wind.  It's ironic the Government has an official policy to “halt the spread” of new onshore wind farms, even though this is now one of the cheapest forms of electricity. [...]

By | 2017-11-28T19:07:15+00:00 November 21st, 2017|Renewable Energy, Solar, Wind|0 Comments