Explainers Archives - RenewEconomy

Getting renewables connected is the first step to a zero carbon grid

Christiaan Zuur — Thu, 18 May 2023 02:09:31 +0000

New wind, solar and batteries have faced long delays in getting connected, increasing costs and slowing the shift to renewables. We propose changes to fix these problems.

The post Getting renewables connected is the first step to a zero carbon grid appeared first on RenewEconomy.

Snowy 2.0 project pushed back to late 2029, costs to blow out again

Giles Parkinson — Tue, 02 May 2023 21:58:40 +0000

Snowy Hydro reveals more big delays and cost blow outs in troubled Snowy 2.0 pumped hydro project, now not likely to begin full production until late 2029.

The post Snowy 2.0 project pushed back to late 2029, costs to blow out again appeared first on RenewEconomy.

Australia’s five minute settlement rule for electricity markets: Has it worked?

Christina Nikitopoulos & Muthe Mwampashi — Tue, 07 Mar 2023 23:23:11 +0000

When the NEM finally introduced five-minute settlement it was expected to reward cheap, nimble and flexible generators like batteries. But what actually happened?

The post Australia’s five minute settlement rule for electricity markets: Has it worked? appeared first on RenewEconomy.

Energy arbitrage sends big battery revenue to new record high in 2022

Marija Petkovic — Mon, 30 Jan 2023 04:09:57 +0000

Big batteries earned record high revenue on the National Electricity Market during 2022 – here's how.

The post Energy arbitrage sends big battery revenue to new record high in 2022 appeared first on RenewEconomy.

Explainer: How do floating wind turbines work?

Matthew Lackner — Mon, 12 Dec 2022 23:33:54 +0000

California has awarded it first floating wind farm leases. Why and when do we need floating wind farms – and how do they work?

The post Explainer: How do floating wind turbines work? appeared first on RenewEconomy.

State of the climate: What Australians need to know about “concerning” new report

Matthew England — Wed, 23 Nov 2022 01:31:02 +0000

Bureau of Meteorology and CSIRO have released the latest State of the Climate report, and there’s not much good news for Australians.

The post State of the climate: What Australians need to know about “concerning” new report appeared first on RenewEconomy.

Give us more load! Why South Australia is trying to switch off everyone’s rooftop solar

Giles Parkinson — Wed, 16 Nov 2022 23:28:00 +0000

"Give us more load." It's not an instruction you hear every day, but it has been the "cri de coeur" from AEMO this week in South Australia.

The post Give us more load! Why South Australia is trying to switch off everyone’s rooftop solar appeared first on RenewEconomy.

Will the mass uptake of EVs blow up the power grid?

Amalyah Hart — Thu, 10 Nov 2022 23:22:13 +0000

Report says sensible – and smart – policies will support the huge new load on the power system as Australia transitions to battery-electric cars.

The post Will the mass uptake of EVs blow up the power grid? appeared first on RenewEconomy.

So long, Loy Yang: shutting Australia’s dirtiest coal plant a decade early won’t jeopardise our electricity supply

Tim Nelson — Sat, 01 Oct 2022 10:06:47 +0000

It’s becoming ever more likely that 100% renewable electricity in Australia’s electricity grid could be achieved by the end of the decade.

The post So long, Loy Yang: shutting Australia’s dirtiest coal plant a decade early won’t jeopardise our electricity supply appeared first on RenewEconomy.

Nord Stream: What does biggest ever methane leak mean for climate and global energy?

Amalyah Hart — Fri, 30 Sep 2022 05:59:17 +0000

Two gas pipelines are haemorrhaging methane – a greenhouse gas more potent than CO2 – into the atmosphere via the Baltic Sea. What are the consequences?

The post Nord Stream: What does biggest ever methane leak mean for climate and global energy? appeared first on RenewEconomy.