Author

Tristan Rayner pv magazine editor

Tristan Rayner pv magazine editor

Tristan Rayner

After studying Electrical Engineering and working in the field in control systems, Tristan turned his attention to editorial roles. Prior to joining pv magazine in 2020, and ESS News in 2024 in Berlin, he was Managing Editor and Founding Editor of tech and other publications in Australia.

With years of experience in news, tech, and energy, he has also contributed to a host of publications and podcasts. He also works on YouTube channel The Friday Checkout, among other roles.

Articles written by Tristan Rayner

Fire risk and safety

Battery storage providers highlight fire test results as industry continues focus on safety Two more battery energy system storage (BESS) providers, including a manufacturer, have detailed successful fire testing.

Apr 25, 2025

Exowatt P3

Manufacturing

Thermal storage startup Exowatt gets funding injection from Silicon Valley VCs The interest from Silicon Valley comes as data centers require rapid sources of new supply, with funding supporting a U.S. domestic manufacturer of thermal energy storage. However, the technology faces competition from solar PV and batteries.

Apr 25, 2025

R&D

E.ON partners with Superdielectrics to develop novel polymer-based energy storage E.ON is now working with a UK-based battery tech firm to advance more environmentally friendly energy storage for households.

Apr 17, 2025

Manufacturing

REPT Battero launches 392 Ah cell, 6.26 MWh storage system The new 392 Ah battery energy storage system (BESS) cell is an all-rounder, with the same size but increased energy density over a previously manufactured cell.

Apr 17, 2025

Grid-scale

BW ESS, Zelos partner on 1.5 GW of large-scale battery projects in Germany German'ys large-scale battery energy storage system (BESS) expansion continues, with another a new partnership in the gigawatt scale, this time in the north and northeast of the country.

Apr 16, 2025

EcoFlow Stream Ultra

Products

EcoFlow launches balcony power plant with new modular battery approach EcoFlow's new Stream series, its second-gen balcony solar plant, enables battery coordination and plug-and-play solar for distributed batteries, plus a standalone battery for existing sytems.

Apr 15, 2025

Revenue streams

Startup ENGYCell offers simplified approach to battery storage management and grid services A Latvian startup is opening the door to cheaper, effective grid regulation participation for battery energy storage systems (BESS).

Feb 21, 2025

Sodium-ion batteries

Sodium-ion battery study offers power and energy breakthrough with new organic cathode New cathode material combined with carbon nanotubes delivers high energy and power in sodium-ion batteries.

Feb 21, 2025

Finance

Israel awards 1.5 GW energy storage in tender, pricing from $49.41 to $74.20 per kWh Israel’s storage tender sets prices between $0.0056 and $0.0085 per kW, with kWh figures therefore at $49.41 to $74.20 per kWh.

Feb 20, 2025

Previous
1
…
25
26
27
…
35
Next

This website uses cookies to anonymously count visitor numbers. View our privacy policy.