While acknowledging that the economics “vary significantly” by region and application, Navigant Research has forecast that energy storage for integration of renewables and co-located with solar or wind could be worth more than US$20 billion by 2026.

The second part of our round-up of the best guest blogs of the year covers as wide a range of topics as yesterday’s list, from a mixture of experts and industry stakeholders.

US commercial and industrial (C&I) sector player Advanced Microgrid Solutions (AMS) has been selected by a water authority in California to deliver a 3MWh energy storage system at a facility processing polluted groundwater.

Shanghai-headquartered energy storage system maker Pylontech has become the first company to receive certification from TUV Rheinland that its lithium battery storage devices are suitable for use in Germany.

Power equipment supplier and system integrator Alfen is putting energy storage and EV chargers on a football stadium in its Dutch homeland, while the company is reportedly considering a stock market flotation.

Since the launch of the site almost four years ago, Energy-Storage.News (and PV Tech Storage as it was previously known), has consistently brought you high-quality blogs from both guest contributors and our team of journalists and experts here at Solar Media. Here’s just a selection of some of the best guest blogs we ran from January to June, 2017:

The digital ledger system blockchain has been both praised and misunderstood in equal measure and its relationship to the physical world of electrons is at its earliest stages of exploration. In the latest ‘Storage & Smart Power’ section of PV Tech Power, Carsten Reincke-Collon, CTO of Younicos looks at how energy storage and management software will interact with blockchain-led or blockchain-like systems of data processing and recording.

The CEO of Primus Power agrees that at present, lithium battery systems are more bankable than the flow battery energy storage systems of the type his company makes, but asserted that he believes this will change over time.

Hospitals, schools and railways in South Australia will be powered by an electricity retailer started up by billionaire steel trader Sanjeev Gupta, following the signing of an agreement between the state government and Gupta’s SIMEC ZEN Energy.

ESS Inc, among several companies looking to commercialise a flow battery energy storage technology, has netted US$13 million in a Series B funding round from investors that include global chemical company BASF.