Funding Microgrids: CAPEX versus OPEX

powersecure

There are multiple approaches to funding microgrids. Eric Dupont, executive vice president and chief commercial officer at PowerSecure, discusses why CAPEX versus OPEX become important considerations in this interview with Yasmin Ali, Microgrid Knowledge contributor.  What is the difference between capital expenditure (CAPEX) and operational … [Read more...]

Why Microgrid Projects Start with Energy Monitoring and Energy Efficiency

Why do microgrid projects need to start with energy monitoring and energy efficiency? Jules Nohra, director of optimization services, Veolia North America, explains in an interview with Yasmin Ali, Microgrid Knowledge contributor. Why is it important to make a facility as energy efficient as possible before you install a microgrid? Jules … [Read more...]

Why Microgrids Make Sense for Hotels

wastewater treatment

Why are microgrids a good energy solution for hotels? Mike Byrnes, senior vice president Veolia North America, explains in an interview with Yasmin Ali, Microgrid Knowledge contributor.  What kind of hotels are good candidates for microgrids? Mike Byrnes: Generally, the larger the better, as the capital costs go up significantly per unit … [Read more...]

Switzerland Community Successfully Trials Local Blockchain Electricity Market

blockchain electricity market

A community in Switzerland has completed a successful year long trial of a blockchain electricity market, a technology being eyed for community microgrids. The Swiss Federal Office of Energy (SFOE) funded project Quartierstrom, the first of its kind in the world, involving 37 households in Walenstadt, Switzerland. For one year, the community … [Read more...]

Siemens and Partners Plan All Renewable, 300-MW Microgrid in Ireland

renewable microgrid

Ireland based initiative, Innovation Green, has set out to develop a 100% renewable microgrid to power a trade and distribution campus in the center of the island. Located in the Midlands Region, a central area of Ireland, Innovation Green is a co-operation between Midlands Airport Developments, InSite Bavaria, the Technical University of … [Read more...]

Sweden’s Summer Sunshine Stored in Hydrogen for the Winter

microgrid

Renovations to six public housing buildings in the small town of Vårgårda, South West Sweden will allow them to run on renewable energy all year round. Electricity and heat from a microgrid combining solar panels, batteries, heat pumps, hydrogen production and storage and hydrogen fuel cells will supply the 172 apartments. “We will be … [Read more...]

Fit for the Future: Hamburg’s Hydrogen Fueled Combined Heat and Power Plant

hydrogen fueled

INNIO, an Austria-based energy solutions provider, has teamed up with HansWerk AG, a German energy service provider, to deliver a 1 MW hydrogen fueled combined heat and power (CHP) pilot plant in the center of Hamburg, Germany. The pilot will demonstrate readiness for a green gas grid by running the grid-connected gas fired CHP plant with … [Read more...]

Microgrids Heat up South Africa’s Water

microgrids

Spurred on by a conversation with his father about the expense of operating an electric boiler for hot water, André Nel, founder of South Africa-based Eco-V, set out in search of a solution. That led to a technology, GreenTower, that uses hybrid solar microgrids to treat and heat borehole water. “The solution we have found a viable … [Read more...]

Sophisticated ‘Air Gap Microgrids,’ Invisible to the Utility

air gap microgrids

'Air gap microgrids' -- DC microgrids electrically separated from the utility -- open up the opportunity for installing and adapting microgrids with fewer permitting requirements and less strain on the utility’s grid system. North American microgrids are normally connected to the grid with AC coupling. Each item of equipment in the … [Read more...]

World’s First Grid Connected Baseload Tidal Power Station

Baseload Tidal Power

After delivering the world’s first subsea grid connected tidal array in 2016, clean tech company Nova Innovation has followed up with another world first -- a tidal array and Tesla battery providing baseload tidal power to the grid. The system provides some of the electricity for the 23,000 inhabitants of the Shetland Islands, a Scottish … [Read more...]