Batteries on Ashley Grealish

Windfall Energy – Ashley Grealish

Tue, 03 Nov 2026 00:00:00 +0000

Ashley talks to Raakhee about creating something he wished existed for himself and his peers, how a test-and-learn approach changed their entire product, and how he registered the company after unexpectedly being accepted into an accelerator programme.

Your Flat Called. It Wants a Battery.

Sat, 15 Mar 2025 00:00:00 +0000

Discussion about Windfall Energy’s plug-in home batteries for renters and flat dwellers, closing the energy equity gap.

Home Batteries: Unlocking Hidden Savings

Fri, 10 Jan 2025 00:00:00 +0000

In recent years, portable battery systems like those from EcoFlow have surged in popularity, primarily for their convenience in outdoor activities and off-grid scenarios. However, these powerful energy storage devices have untapped potential right in our homes. What if we could harness these batteries not just for emergencies or adventures, but as a smart solution to reduce our daily energy costs and carbon footprint?

The concept is straightforward: store energy when it’s abundant and cheap, then use it when demand (and prices) peak. This approach not only promises significant savings on your energy bills but also contributes to a more sustainable energy consumption pattern.

e.quinox Izuba Box

Wed, 01 Jan 2014 00:00:00 +0000

During my final two years at Imperial College I became involved with the e.quinox project. I spend a lot of time developing a new solution to the rural electrification problem in developing countries. Previously e.quinox have focused on a kiosk model which has one central kiosk with a form of power generation, typically solar. Villagers will come to the kiosk and rent a fully charged battery box which they will use to power their lighting and charge mobile phones. Once the battery box is empty they return to the kiosk to rent another fully charged box and their empty box is recharged ready for another customer.

Intelligent Solar Charge Controller for Domestic Off-grid Solar Systems

Sat, 01 Sep 2012 00:00:00 +0100

Thesis on the design and implementation of an intelligent solar charge controller for domestic off-grid solar systems.