Once you remove the hype surrounding the ‘Internet of Things’, you seldom find large, real-world deployments of ‘Smart, connected things’ that forms it. You also don’t co-relate the words IoT and Electric Grid. However, the Smart Electric Grid is actually one of the largest IoT deployments, with an estimated 500 million meters installed to date. This is expected to grow to 1 billion by 2020.
The smart grid infrastructure
A Smart Grid is nothing but a network of electrical suppliers, which is managed by a system of digitally controlled interfaces that can dynamically alter the flow and supply of electricity in response to micro and macro changes in demand. One way to think about this complex web of systems is in layers: