Elon Musk says cheaper, more powerful electric vehicle batteries are 3 years off


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Tesla Battery Day Innovations detail larger cylindrical EV cells with higher energy density, greater power, longer range, cobalt-free chemistry, automated manufacturing, battery recycling, and lower cost per kWh to enable an affordable electric car.

 

Key Points

Tesla Battery Day innovations are new EV cells and methods to cut costs, extend range, and scale production.

✅ Larger cylindrical cells: 5x energy, 6x power, 16% more range

✅ Automation and recycling to cut battery cost per kWh

✅ Near-zero cobalt chemistry, in-house cell factories worldwide

 

Elon Musk described a new generation of electric vehicle batteries that will be more powerful, longer lasting, and half as expensive as the company’s current cells at Tesla’s “Battery Day”.

Tesla’s new larger cylindrical cells will provide five times more energy, six times more power and 16% greater driving range, Musk said, adding that full production is about three years away.

“We do not have an affordable car. That’s something we will have in the future. But we’ve got to get the cost of batteries down,” Musk said.

To help reduce cost, Musk said Tesla planned to recycle battery cells at its Nevada “gigafactory,” while reducing cobalt – one of the most expensive battery materials – to virtually zero. It also plans to manufacture its own battery cells at several highly automated factories around the world.

The automaker plans to produce the new cells via a highly automated, continuous-motion assembly process, according to Drew Baglino, Tesla senior vice-president of powertrain and energy engineering, a contrast with GM and Ford battery strategies in the broader market today.

Speaking at the event, during which Musk outlined plans to cut costs and reiterated a huge future for Tesla's energy business during the presentation, the CEO acknowledged that Tesla does not have its new battery design and manufacturing process fully complete.

The automaker’s shares slipped as Musk forecast the change could take three years. Tesla has frequently missed production targets.

Tesla expects to eventually be able to build as many as 20m electric vehicles a year, aligning with within-a-decade EV adoption outlooks cited by analysts. This year, the entire auto industry expects to deliver 80m cars globally.

At the opening of the event, which drew over 270,000 online viewers, Musk walked on stage as about 240 shareholders – each sitting in a Tesla Model 3 in the company parking lot – honked their car horns in approval.

As automakers shift from horsepower to kilowatts to comply with stricter environmental regulations amid an age of electric cars that appears ahead of schedule, investors are looking for evidence that Tesla can increase its lead in electrification technology over legacy automakers who generate most of their sales and profits from combustion-engine vehicles.

While average electric vehicle prices have decreased in recent years thanks to changes in battery composition and evidence that they are better for the planet and household budgets, they are still more expensive than conventional cars, with the battery estimated to make up a quarter to a third of an electric vehicle’s cost.

Some researchers estimate that price parity, or the point at which electric vehicles are equal in value to internal combustion cars, is reached when battery packs cost $100 per kilowatt hour (kWh), a potential inflection point for mass adoption.

Tesla’s battery packs cost $156 per kWh in 2019, according to electric vehicle consulting firm Cairn Energy Research Advisors, with some studies noting that EVs save money over time for consumers, which would put the cost of a 90-kWh pack at around $14,000.

Tesla is also building its own cell manufacturing facility at its new factory in Germany in addition to the new plant in Fremont.

 

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Netherlands' Renewables Drive Putting Pressure On Grid

The Netherlands grid crisis exposes how rapid renewable energy growth is straining transmission capacity. Solar, wind, and electric vehicle demand are overloading networks, forcing officials to urge reduced peak-time power use and accelerate national grid modernization plans.

 

Main Points

The Netherlands grid crisis refers to national electricity congestion caused by surging renewable energy generation and rising consumer demand.

✅ Grid congestion from rapid solar and wind expansion

✅ Strained transmission and distribution capacity

✅ National investment in smart grid upgrades

 

The Dutch government is urging households to reduce electricity consumption between 16:00 and 21:00 — a signal that the country’s once-stable power grid is under serious stress. The call comes amid an accelerating shift to wind and solar power that is overwhelming transmission infrastructure and creating “grid congestion” across regions, as seen in Nordic grid constraints this year.

In a government television campaign, a narrator warns: “When everyone uses electricity at the same time, our power grid can become overloaded. That could lead to failures — so please try to use less electricity between 4 pm and 9 pm.” The plea reflects a system where supply occasionally outpaces the grid’s ability to distribute it, with some regions abroad issuing summer blackout warnings already.

According to Dutch energy firm Eneco’s CEO, Kys-Jan Lamo, the root of the problem lies in the mismatch between modern renewable generation and a grid built for centralized fossil fuel plants. He notes that 70% of Eneco’s output already comes from solar and wind, and this “grid congestion is like traffic on the power lines.” Lamo explains:

“The grid congestion is caused by too much demand in some areas of the network, or by too much supply being pushed into the grid beyond what the network can carry.”

He adds that many of the transmission lines in residential areas are narrow — a legacy of when fewer and larger power plants fed electricity through major feeder lines, underscoring grid vulnerabilities seen elsewhere today. Under the new model, renewable generation occurs everywhere: “This means that electricity is now fed into the grid even in peripheral areas with relatively fine lines — and those lines cannot always cope.”

Experts warn that resolving these issues will demand years of planning and immense investment in smarter grid infrastructure over the coming years. Damien Ernst, an electrical engineering professor at Liège University and respected voice on European grids, states that the Netherlands is experiencing a “grid crisis” brought on by “insufficient investment in distribution and transmission networks.” He emphasizes that the speed of renewable deployment has outpaced the grid’s capacity to absorb it.

Eneco operates a “virtual power plant” control system — described by Lamo as “the brain we run” — that dynamically balances supply and demand. During periods of oversupply, the system can curtail wind turbines or shut down solar panels. Conversely, during peak demand, the system can throttle back electricity provision to participating customers in exchange for lower tariffs. However, these techniques only mitigate strain — they cannot replace the need for physical upgrades or bolster resilience to extreme weather outages alone.

The bottleneck has begun limiting new connections: “Consumers often want to install heat pumps or charge electric vehicles, but they increasingly find it difficult to get the necessary network capacity,” Lamo warns. Businesses too are struggling. “Companies often want to expand operations, but cannot get additional capacity from grid operators. Even new housing developments are affected, since there’s insufficient infrastructure to connect whole communities.”

Currently, thousands of businesses are queuing for network access. TenneT, the national grid operator, estimates that 8,000 firms await initial connection approval, and another 12,000 seek to increase their capacity allocations. Stakeholders warn that unresolved congestion risks choking economic growth.

According to Kys-Jan Lamo: “Looking back, almost all of this could have been prevented.” He acknowledges that post-2015 climate commitments placed heavy emphasis on adding generation and on grid modernization costs more broadly, but “we somewhat underestimated the impact on grid capacity.”

In response, the government has introduced a national “Grid Congestion Action Plan,” aiming to accelerate approvals for infrastructure expansions and to refine regulations to promote smarter grid use. At the same time, feed-in incentives for solar power are being scaled back in some regions, and certain areas may even impose charges to integrate new solar systems into the grid.

The scale of what’s needed is vast. TenneT has proposed adding roughly 100,000 km of new power lines by 2050 and investing in doubling or tripling existing capacity in many areas. However, permit processes can take eight years before construction begins, and many projects require an additional two years to complete. As Lamo points out, “the pace of energy transition far exceeds the grid’s existing capacity — and every new connection request simply extends waiting lists.”

Unless grid expansion keeps up, and as climate pressures intensify, the very clean energy future the Netherlands is striving for may remain constrained by the physics of distribution.

 

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Electricity or hydrogen - What is the future of vehicles?

Hydrogen vs Battery-Electric Vehicles compare FCEV and BEV tech for range, charging and refueling, zero-emissions, infrastructure in Canada, highlighting urban commuting, heavy-duty use, fast 5-minute fills, 30-minute fast charging, and renewable hydrogen from surplus wind.

 

Key Points

Hydrogen FCEVs suit long range and heavy-duty use; BEVs excel in urban commutes with overnight charging.

✅ FCEVs refuel in about 5 minutes; ideal for long range and heavy duty.

✅ BEVs fit urban commuting with home or night charging; fewer stops.

✅ Hydrogen enables energy storage from surplus wind and hydro power.

 

We’re constantly hearing that battery-electric cars are the future, as automakers pursue Canada-U.S. collaboration on EVs across the industry, so I was surprised to see that companies like Toyota, Honda and Hyundai are making hydrogen fuel-cell cars. Which technology is better? Could hydrogen still win? – Pete, Kingston

They’re both in their electric youth, relatively speaking, but the ultimate winner in the race between hydrogen and battery electric will likely be both.

“It’s not really a competition – they’ll both co-exist and there will also be plug-in hydrogen hybrids,” said Walter Merida, director of the Clean Energy Research Centre at the University of British Columbia. “Battery-electric vehicles [BEVs] are better for an urban environment where you have time to recharge and fuel-cell electric vehicles [FCEVs] are better-suited for long range and heavy duty.”

Last year, there were 9,840 BEVs sold in Canada, up from 5,130 the year before. If you include plug-in hybrids, the number sold in 2017 grows to 18,560, though many buyers now face EV shortages and wait times amid high gasoline prices.

And how many hydrogen vehicles were sold in Canada last year?

#google#

None – although Hyundai leased out about a half-dozen hydrogen Tucsons in British Columbia for $599 a month, which included fuel from Powertech labs in Surrey.

In January, Toyota announced it will be selling the Mirai in Quebec later this year. And Hyundai said it will offer about 25 Nexos for sale.

“It’s chicken or egg,” said Michael Fowler, a professor of chemical engineering at the University of Waterloo. “Car manufacturers won’t release cars into the market unless there’s a refuelling station and companies won’t build a refuelling station unless there are cars to fuel.”

Right now, there are no retail hydrogen refuelling stations in Canada. While there are plans under way to add stations in B.C., Ontario and Quebec, we’re still behind Japan, Europe and California, though experts outline how Canada can capitalize on the U.S. EV pivot to accelerate progress.

“In 2007, Ontario had a hydrogen strategy and they were starting to develop hydrogen vehicles and they dropped that in favour of the Green Energy Act and it was a complete disaster,” Fowler said. “The reality is the government of the day listened to the wrong people.”

It’s tough to pinpoint a single reason why governments focused on building charging stations instead of hydrogen stations, Merida said.

“It’s ironic, you know – the fuel cell was invented in Vancouver. Geoffrey Ballard was one of the pioneers of this technology,” Merida said. “And for a while, Canada was a global leader, but eventually government programs were discontinued and that was very disruptive to the sector.”

 

HYDROGEN FOR THE MASSES?

While we tend to think of BEVs when we think of electric cars, fuel-cell vehicles are electric, too; the hydrogen passes through a fuel cell stack, where it mixes with oxygen from the atmosphere to produce an electric current.

That current powers electric motors to drive the wheels and extra energy goes to a battery pack that’s used to boost acceleration (it’s also charged by regenerative braking).

Except for water that drips out of the hydrogen car, they’re both zero-emission on the road.

But a big advantage for hydrogen is that, if you can find a station, you can pull up to a pump and fill up in five minutes or less – the same way we do now at nearly 12,000 gas stations.

Compare that with fast-charging stations that can charge a battery to 80 per cent in 30 minutes – each station only handles one car at a time. What if you get there and it’s busy – or broken? And right now, there are only 139 of them in Canada.

And at slower, Level 2 stations, cars have to be plugged in for hours to recharge.

In a 2018 KPMG survey of auto executives, 55 per cent said that moves to switch entirely to pure battery-electric vehicles will fail because there won’t be enough charging stations, and some critics argue the 2035 EV mandate is delusional given infrastructure constraints.

“Ontario just invested $20-million in public charging stations and that’s going to service 100 or 200 cars a day,” Fowler said. “If you were to invest that in hydrogen stations, you’d be able to service thousands of cars a day.”

And when you do charge at a station, you might not be using clean power, as 18% of Canada’s 2019 electricity came from fossil fuels according to national data, Fowler said.

“At least in Ontario, in order to charge at a public station during the day, you have to rev up a natural-gas plant somewhere,” Fowler said. “So the only way you’re getting zero emissions is when you can charge at night using excess nuclear, hydro or wind that’s not being used.”

But hydrogen can be made when surplus green energy is stored, Fowler said.

“In Ontario, we have lots of wind in the spring and the fall, when we don’t need the electricity,” he said.

And eventually, you’ll be able to connect your fuel-cell vehicle to the grid and sell the power it produces, Merida said.

“The amount of power generation you have in these moving platforms is quite significant,” Merida said.

There are other strikes against battery-electric, including reduced range by 30 per cent or more in the winter and the need to upgrade infrastructure such as electrical transformers so they can handle more than just a handful of cars on each street charging at night, Fowler said.

In that KPMG survey, executives predicted a nearly equal split between BEVs, FCEVs, hybrids and gasoline engines by 2040.

“Battery-electric vehicles will serve a certain niche – they’ll be small commuter vehicles in certain cities,” Fowler said. “But for the way we use cars today – the family car, the suburban car, buses and probably trucks – it will be the fuel cell.”

 

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The Spanish inventor creating electricity from plants

Bioo Soil-Generated Electricity turns biological batteries and photosynthesis into renewable energy, powering IoT sensors for smart farming and lighting, using microbe-powered soil electrochemistry to cut battery waste, reduce costs, and scale sustainable agritech infrastructure.

 

Key Points

Bioo Soil-Generated Electricity powers IoT sensors and lighting using soil microbes, delivering clean renewable energy.

✅ Microbe-driven soil batteries replace disposable chemical cells

✅ Powers IoT agritech sensors for moisture, pH, and temperature

✅ Cuts maintenance and costs while enabling sustainable farming

 

SCENES shines a spotlight on youth around the world that are breaking down barriers and creating change. The character-driven short films will inspire and amaze, as these young change-makers tell their remarkable stories.

Pablo Vidarte is a born inventor. At the age of eight, he was programming video games. By 16, he was challenging NASA and competing with the Spanish army to enhance the efficiency of external combustion engines. "I wanted to perfect a system that NASA did in 2002 oriented to powering cars. I was able to increase that efficiency by 60 per cent, which was pretty cool," Pablo explained. Aged 18, he created his first company specialising in artificial intelligence. A year later, he founded Bioo, a revolutionary startup that generates electricity from plants' photosynthesis.

"Imagine, being in the middle of a park or a street and being able to touch a plant and turn on the lights of that specific area," Pablo told Scenes. "Imagine storing the memories of humanity itself in nature. Imagine storing voice messages in a library that is an open field where you can go and touch the plants and communicate and interact with them. That's what we do at Bioo," he added.

The creation of Bioo, however, was not a walk in the park. Pablo relied on nanotechnology engineers and biologists volunteering their time to turn his idea of biological batteries, inspired by biological design, into a reality. It took a year for a prototype to be created and an investor to come on board. Today, Bioo is turning plants into biological switches, generating renewable energy from nature, and transforming the environment.

"We realised that we were basically killing the planet, and then we invented things like solar panels and solutions like peer-to-peer energy that we're able to prevent things from getting worse, but the next step is to be able to reverse the whole equation to revive that planet that we're starting to lose," the 25-year-old explained.

Batteries creating electricity from soil
Bioo has designed biological batteries that generate electricity from the energy released when organic soil decomposes. Like traditional batteries, they have an anode and a cathode, but instead of using materials like lithium to power them, organic matter is used as fuel. When microorganisms break down the organic soil, electrons are released. These electrons are then transported from the anode to the cathode, and a current of electricity is created. The batteries come in the shape of a rectangular box and can be dug into any fertile soil. They produce up to 200Wh a year per square metre, and just as some tidal projects use underwater kites to harvest energy, these systems tap natural processes.

Bioo's batteries are limited to low-power applications, but they have grown in popularity and are set to transform the agriculture industry.

Cost savings for farmers
Farmers can monitor their crops using a large network of sensors. The sensors allow them to analyse growing conditions, such as soil moisture, PH levels and air temperature. Almost 90 per cent of the power used to run the sensors come from chemical batteries, which deplete, underscoring the renewable energy storage problem that new solutions target.

"The huge issue is that chemical batteries need to be replaced every single year. But the problem is that you literally need an army of people replacing batteries and recalibrating them," Pablo explains. "What we do, it's literally a solution that is hidden, and that's nourishing from the soil itself and has the same cost as using chemical batteries. So the investment is basically returned in the first year," Pablo added.

Bioo has partnered with Bayer, a leading agricultural producer, to trial their soil-powered sensors on 50 million hectares of agricultural land. If successful, the corporation could save €1.5 billion each year. Making it a game-changer for farmers around the world.

A BioTech World
In addition to agriculture, Bioo's batteries are now being installed in shopping centres, offices and hospitals to generate clean power for lighting, while other companies are using ocean and river power to diversify clean generation portfolios.

Pablo's goal is to create a more environmentally efficient world, so shares his technology with international tech companies as green hydrogen projects scale globally. "I wanted to do something that could really mean a change for our world. Our ambition right now is to create a biotech world, a world that is totally interconnected with nature," he said.

As Bioo continues to develop its technology, Pablo believes that soil-generated electricity will become a leader in the global energy market, aligning with progress toward cheap, abundant electricity becoming a reality worldwide.

 

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Ontario to Reintroduce Renewable Energy Projects 5 Years After Cancellations

Ontario Renewable Energy Procurement 2024 will see the IESO secure wind, solar, and hydro power to meet rising electricity demand, support transit electrification, bolster grid reliability, and serve manufacturing growth across the province.

 

Key Points

A provincial IESO initiative to add 2,000 MW of clean power and plan 3,000 MW more to meet rising demand.

✅ IESO to procure 2,000 MW from wind, solar, hydro

✅ Exploring 3,000 MW via upgrades and expansions

✅ Demand growth ~2% yearly; electrification and industry

 

After the Ford government terminated renewable energy contracts five years ago, despite warnings about wind project cancellation costs that year, Ontario's electricity operator, the Independent Electricity System Operator (IESO), is now planning to once again incorporate wind and solar initiatives to address the province's increasing power demands.

The IESO, responsible for managing the provincial power supply, is set to secure 2,000 megawatts of electricity from clean sources, which include wind, solar, and hydro power, as wind power competitiveness increases across Canada. Additionally, the IESO is exploring the possibilities of reacquiring, upgrading, or expanding existing facilities to generate an additional 3,000 MW of electricity in the future.

These new power procurement efforts in Ontario aim to meet the rising energy demand driven by transit electrification and large-scale manufacturing projects, even as national renewable growth projections were scaled back after Ontario scrapped its clean energy program, which are expected to exert greater pressure on the provincial grid.

The IESO projects a consistent growth in demand of approximately two percent per year over the next two decades. This growth has prompted the Ford government, amid debate over Ontario's electricity future in the province, to take proactive measures to prevent potential blackouts or disruptions for both residential and commercial consumers.

This renewed commitment to renewable energy represents a significant policy shift for Premier Doug Ford, reflecting his new stance on wind power over time, who had previously voiced strong opposition to wind turbines and pledged to dismantle all windmills in the province. In 2018, shortly after taking office, the government terminated 750 renewable energy contracts that had been signed by the previous Liberal government, incurring fees of $230 million for taxpayers.

At the time, the government cited reasons such as surplus electricity supply and increased costs for ratepayers as grounds for contract cancellations. Premier Ford expressed pride in the decision, echoing a proud of cancelling contracts stance, claiming that it saved taxpayers $790 million and eliminated what he viewed as detrimental wind turbines that had negatively impacted the province's energy landscape for 15 years.

The Ontario government's new wind and solar energy procurement initiatives are scheduled to commence in 2024, following a court ruling on a Cornwall wind farm that spotlighted cancellation decisions.

 

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Ontario Launches Hydrogen Innovation Fund

Ontario Hydrogen Innovation Fund accelerates clean electricity integration, hydrogen storage, grid balancing, and electrolyzer pilot projects, supporting EV production, green steelmaking, and clean manufacturing under Ontario's Low-Carbon Hydrogen Strategy via IESO-administered funding.

 

Key Points

A $15M program funding hydrogen storage, grid pilots to integrate low-carbon hydrogen into Ontario's power system.

✅ Administered by IESO; applications opened April 2023.

✅ Supports existing, new, and research hydrogen projects.

✅ Backs grid storage, capacity, demand management pilots.

 

The Ontario government is establishing a Hydrogen Innovation Fund that will invest $15 million over the next three years to kickstart and develop opportunities for hydrogen to be integrated into Ontario’s clean electricity system, including hydrogen electricity storage. This launch marks another milestone in the implementation of the province’s Low-Carbon Hydrogen Strategy, supporting a growing hydrogen economy across the province, positioning Ontario as a clean manufacturing hub.

“When energy is reliable, affordable and clean our whole province wins,” said Todd Smith, Minister of Energy. “The Hydrogen Innovation Fund will help to lay the groundwork for hydrogen to contribute to our diverse energy supply, supporting game-changing investments in electric vehicle production and charging infrastructure across the province, green steelmaking and clean manufacturing that will create good paying jobs, grow our economy and reduce emissions.”

Hydrogen Innovation Fund projects would support electricity supply, capacity, battery storage and demand management, and support growth in Ontario’s hydrogen economy. The Fund will support projects across three streams:

Existing facilities already built or operational and ready to evaluate how hydrogen can support Ontario’s clean grid amid an energy storage crunch in Ontario.
New hydrogen facilities not yet constructed but could be in-service by a specified date to demonstrate how hydrogen can support Ontario’s clean grid.
Research studies investigating the feasibility of novel applications of hydrogen or support future hydrogen project decision making.

The Hydrogen Innovation Fund will be administered by the Independent Electricity System Operator, which is opening applications for the fund in April 2023. Natural Resources Canada modelling shows that hydrogen could make up about 30 per cent of the country's fuels and feedstock by 2050, as provinces advance initiatives like a British Columbia hydrogen project demonstrating scale and ambition, and create 100,000 jobs in Ontario. By making investments early to explore applications for hydrogen in our clean electricity sector we are paving the way for the growth of our own hydrogen economy.

“As a fuel that can be produced and used with little to no greenhouse gas emissions, hydrogen has tremendous potential to help us meet our long-term economic and environmental goals,” said David Piccini, Minister of the Environment, Conservation and Parks. “Our government will continue to support innovation and investment in clean technologies that will position Ontario as the clean manufacturing and transportation hub of the future while leading Canada in greenhouse gas emission reductions.”

The province is also advancing work to develop the Niagara Hydrogen Centre, led by Atura Power, which would increase the amount of low-carbon hydrogen produced in Ontario by eight-fold. This innovative project would help balance the electricity grid while using previously unutilized water at the Sir Adam Beck generating station to produce electricity for a hydrogen electrolyzer, reflecting broader electrolyzer investment trends in Canada. To support the implementation of the project, the IESO entered into a contract for grid regulation services at the Sir Adam Beck station starting in 2024, which will support low-carbon hydrogen production at the Niagara Hydrogen Centre.

These investments build on Ontario’s clean energy advantage, which also includes the largest battery storage project planned in southwestern Ontario, as our government makes progress on the Low-Carbon Hydrogen Strategy that laid out eight concrete actions to make Ontario a leader in the latest frontier of energy innovation – the hydrogen economy.

 

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Peer-to-peer energy breakthrough could allow solar and wind energy sources to be shared

Microgrid solar outage algorithms optimize renewable energy during blackouts using grid-forming inverters, islanding control, demand forecasting, and energy storage from batteries and EVs, improving reliability by up to 35% for resilient power sharing.

 

Key Points

Algorithms that island homes, forecast demand, and prioritize critical loads using storage and grid-forming inverters.

✅ Disconnects inverters to form resilient neighborhood microgrids

✅ Forecasts solar, wind, and demand; allocates energy fairly

✅ Uses EVs and batteries; boosts reliability by up to 35%

 

Some people who have solar panels on their roof are under the impression that they can use them to power their home in the case of an outage, but that simply is not the case. Homes do remain connected to the grid during outages, as U.S. power outage risks grow, but the devices tasked with managing solar panels are normally turned off due to safety concerns. This permanent grid connection essentially prevents homeowners from drawing on the power that their own renewable energy resources generate.

This could be about to change, however, thanks to the efforts of a team of University of California San Diego engineers who have come up with algorithms that would enable homes to share and use their power in outages by disconnecting solar inverters from the grid. Their algorithms work with the existing technology and would have the added benefit of boosting the system’s reliability by as much as 35 percent.

The genius of their work lies in the ability of the algorithm to prioritize the distribution of power from the renewable resources in outages. Their equation considers forecasts for wind and solar power generation to address clean energy intermittency challenges and the available energy storage, including batteries and electric vehicles. It combines this information with the projected energy usage of residents and the amount of energy the homes are able to produce. It can be programmed to prioritize in several different ways, the most vital of which is by favoring those who need power urgently, such as those using life support equipment. It could also prioritize those who are willing to pay extra or reward those who typically generate an energy surplus during normal operations.

 

Learning lessons from past outages

Lead author Abdulelah H. Habib said the engineers were inspired to find a way to use the renewable power in outages by the events of Hurricane Sandy. This storm affected more than eight million people on the nation’s East Coast, some of whom were left without power for as long as two weeks.

According to the researchers, most customers prefer sharing community-scale storage systems over having systems in each home because of the lower costs. One of the paper’s senior authors, Raymond de Callafon, said that homes that are connected together are not only more resilient in power outages but they also happen to be more resilient to price fluctuations.

Each home needs to be equipped with special circuit breakers that can be remotely controlled, while utilities would need to install some communications methods so the power systems within a particular residential cluster can communicate amongst themselves. They also need a “grid forming inverter” to help them connect to one another and manage excess solar on networks safely.

One stumbling block that will have to be overcome is the current regulations. Most states do not allow individual homeowners to sell power to other homeowners, so there would have to be some adjustments to make this a reality.

 

Solar power growing in popularity

Solar power’s popularity is currently on the rise, and reductions in cost as the technology improves are only expected to drive this growth even further. REC CEO Steve O’Neil told CNBC that the installation rates of solar double every two years, a trend that informs residential solar economics for homeowners even though just two percent of the planet’s electricity comes from converting sunlight to energy. This means there is plenty of room for expansion. The world’s current solar capacity is 305 gigawatts, compared to just 50 gigawatts in 2010.

In addition, he pointed out that the price of solar energy has dropped by 70 percent since the year 2010 and continues to fall; it costs around eight cents per kilowatt hour at the moment. Another factor that could boost adoption is storage improvements, driven by affordable solar batteries that expand capacity, which will allow solar energy to be used even on overcast days.

 

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