Two-faced solar panels follow the sun
10 Jun 2020
USING SOLAR panels with double sides or that can twist to follow the sun can cut the cost of electricity generation.
In a study published in Joule, researchers say double-sided (bifacial) solar panels coupled with single-axis tracking technology produce 35 per cent more energy and cut the cost of electricity by 16 per cent.
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Genesis reports rising coal, declining gas
2 May 2025
Talks about the future of the third Rankine unit at Huntly continue as Genesis reported a third quarter result that showed the rise of coal and the decline of gas.
Energy sector urged to act early to cut risks, build winter buffer
1 May 2025
Transpower has clarified the process for accessing emergency hydro storage ahead of winter 2025, responding to concerns about New Zealand’s security of electricity supply amid a historically dry start to the year.
Winter’s tale of electricity market woes
17 Apr 2025
A study of last winter’s events in the electricity market has confirmed that the major players suffered from high prices, and there was little or no indication of them gaming the market with their wholesale pricing.
NZ provides $10 million boost to Vanuatu's renewable energy efforts
17 Apr 2025
New Zealand is boosting support to Vanuatu to recover from last year’s earthquake and develop its renewable energy sector to the tune of NZ$10 million.
Avoiding a repeat of winter 2025
8 Apr 2025
An analysis predicts that there is a strong probability the electricity sector will get through this winter without any generation shortfalls and avoid the wholesale price excesses of last year - if all goes to plan and diesel is not required for extended periods.
Biofuels key to food security and shipping resilience for NZ
7 Apr 2025
By Shannon Williams | Aotearoa New Zealand's reliance on imported fossil fuels poses significant risks for food security and shipping resilience in the face of global catastrophes, according to experts speaking at a recent webinar on biofuel self-sufficiency.
Meridian set to build its first solar farm as Genesis stockpiles coal
2 Apr 2025
Meridian Energy is set to start construction on its 130MW Ruakākā Solar Farm south of Whangārei in August 2025, with the project receiving a final investment decision and construction approval from the Meridian Board.
Hotter and deeper: how NZ’s plan to drill for ‘supercritical’ geothermal energy holds promise and risk
2 Apr 2025
By David Dempsey, University of Canterbury | New Zealand’s North Island features a number of geothermal systems, several of which are used to generate some 1,000 MegaWatts of electricity. But deeper down there may be even more potential.
Contact to appeal Southland wind farm rejection
1 Apr 2025
Contact Energy says it will appeal the Southland Wind Farm consent rejection and reapply under the new Fast-Track consent process.
Is NZ heading towards another energy crunch?
28 Mar 2025
The major gentailers all put forward positive cases at last week’s Downstream conference that they had done all they could to avert a potential energy shortage this winter.
