Blogs

Feature
Analysis

Go big, go DC: an in-depth look at DC-coupled solar-plus-storage

9 Oct 2019, 12:12 • By Sara Verbruggen
Go big, go DC: an in-depth look at DC-coupled solar-plus-storage

New technologies and designs aimed at driving down the cost of energy storage facilities are currently the focus of intense industry R&D. Sara Verbruggen reports on DC coupling, an emerging system architecture that many believe will soon become the industry standard.

Feature
Analysis

Market and technology development of stationary battery storage systems in Europe

7 Oct 2019, 11:50 • By Dr. Kai-Philipp Kairies
Market and technology development of stationary battery storage systems in Europe

The business models and technologies underpinning the development of stationary energy storage markets are evolving rapidly. Dr. Kai-Philipp Kairies, Jan Figgener and David Haberschusz of RWTH Aachen University look at some of the key trends driving the sector forwards, in a paper which first appeared in PV Tech Power's Energy Storage Special Report 2019.

Feature
Analysis

Batteries need to be ‘renewable’ too: why recycling matters now

30 Sep 2019, 12:20 • By Stefan Hogg
Batteries need to be ‘renewable’ too: why recycling matters now

The huge upsurge in lithium-ion battery deployment expected over the next two decades poses a particular problem: what to do with cells that have reached the end of their useful life. Stefan Hogg investigates how lithium recycling will come into its own to handle spent batteries

Feature
Interviews

SPONSORED: The ‘new animals’ of the grid: why energy optimization is your best investment

22 Sep 2019, 18:43 • By Andy Colthorpe
SPONSORED: The ‘new animals’ of the grid: why energy optimization is your best investment

A new white paper from Wärtsilä Energy shows that being able to integrate and then optimise all of these different assets is the key to ensuring that your project - and your investment - is going to provide the maximum benefit, longest possible lifetime in the field - and the best business case. Risto Paldanius, Director of Business Development, Energy Storage and Integration at Wärtsilä told us a bit more about what optimization really means in today’s energy market.

Feature
Analysis

Open season: the next steps for energy storage

16 Sep 2019, 11:15 • By Andy Colthorpe
Open season: the next steps for energy storage

Despite the huge strides energy storage has made, significant hurdles remain before the technology in its many guises can be claimed to have fulfilled its massive potential. E-S.n editor Andy Colthorpe assesses the key successes and ongoing challenges for this indispensable part of the future power system.

Feature
Analysis

California’s initiatives to overcome its challenges in the sun

11 Sep 2019, 14:02 • By Janice Lin, Jack Chang
California’s initiatives to overcome its challenges in the sun

California’s success in embracing renewable energy technologies, particularly solar, has brought with it challenges around reliability of supply to consumers. Janice Lin and Jack Chang of Strategen explore how the Golden State is pioneering the deployment of energy storage as it pursues its goal of complete energy decarbonisation by 2045.

Feature
Editor's blog

Australia’s solar states defying the government coal train

15 Aug 2019, 13:06 • By Andy Colthorpe
Australia’s solar states defying the government coal train

Make no mistake - headlines in the mainstream press this week around Australia, climate change and energy are not positive. But enthusiasm at state level, where arguably politicians have closer relationships with their constituents, appears to run counter to apathy or even obstructionism from the top.