Science & Technology
Smart charging may be key to saving power grid in world of EVs
As electric vehicle (EV) sales rise, the big question for power grid operators, charging companies and governments is how to run tens of millions of vehicles without crashing local networks or spending billions on grid upgrades.
The answer: smart charging.
Simply put, smart charging software allows EV owners to plug in during expensive peak hours, without the vehicle drawing power until cheap off-peak hours. This eases strain on the electric grid, makes better use of renewable energy and saves drivers money.
Without it, millions of EV owners plugging in after work – auditing firm EY estimates Europe will have 65 million EVs by 2030 and 130 million by 2035 – could overload local grids, causing blackouts.
“The shift to electric will be nigh on impossible without smart charging,” Chris Pateman-Jones, CEO of British EV charger company Connected Kerb, told Reuters while demonstrating a pilot project on public chargers in Hackney, a London borough.
Using Connected Kerb’s smartphone app you can set your charging speed, charge time and exact price down to a low, slow “Eco” rate of 19 pence (26 U.S. cents) per kilowatt.
“It’s so much cheaper and simpler,” said Ged O’Sullivan, a 65-year-old pub owner who cut his plug-in hybrid’s charging bill by 30% with Connected Kerb.
Smart charging for public chargers is a significant challenge because so few are available for people who cannot charge at home because they park on the street.
According to a report from EY and Eurelectric, Europe alone will need 9 million public chargers by 2035, up from 374,000 today.
The near future should also bring “bidirectional” or “vehicle-to-grid” charging, where millions of EV owners could sell their EV batteries’ juice back to grid operators during peak hours.
Even in Britain where smart charging at home is widely available, many EV owners are unaware it exists, according to Britain’s energy regulator, Ofgem. In the United States, only a tiny fraction of utilities offer it, according to utilities group the Smart Electric Power Alliance.
And few cars today beside Renault and Hyundai’s upcoming Ioniq model are capable of bidirectional charging – though more are coming.
“Most cars, at this point, do not support this bidirectional charging yet,” said Robin Berg, CEO of We Drive Solar, which has supplied hundreds of bidirectional chargers for a pilot project in the central Dutch city of Utrecht and worked with Renault SA (RENA.PA) and Hyundai Motor Co (005380.KS) on their vehicles. “Other carmakers will follow.”
Nearly 20% of new cars sold in the Netherlands and almost 12% in Britain in 2021 were fully electric.
State support has put Norway at the forefront of electrification, where EVs made up almost three-quarters of sales in the capital Oslo. Some local substations were built in the 1950s and without smart charging Oslo would need massive, costly grid upgrades.
“To handle this we need smart charging solutions because we don’t want to over-invest in the grid,” said Sture Portvik, who heads Oslo’s charging infrastructure efforts.
‘AWARENESS IS LOW’
Connected Kerb aims to have 190,000 UK on-street chargers by 2030, enabling it to predict consumer charging patterns for grid operators and offer lower rates when the available renewable energy is abundant, said Pateman-Jones.
“Today when there’s too much wind on the grid, wind farms are told to turn the wind turbines off,” he said. “With smart charging we can pull more of that power.”
Some UK energy providers already offer low off-peak rates for home smart charging, but few EV owners use them.
“The perception is smart charging at home is a done deal,” said Charlie Cook, CEO of Rightcharge, a UK firm that helps EV owners find low tariffs. “But the reality is awareness of these tariffs is surprisingly low.”
Rightcharge estimates smart charging could save UK drivers 10 billion pounds ($13.5 billion) by 2030.
British car dealer network Lookers (LOOK.L) guides EV buyers to Rightcharge’s website to check their options.
Lookers’ business development director, Andrew Hall, said “early adopter” EV buyers are “pretty savvy about smart charging.”
“But that is changing as EV sales rise,” he added.
Utilities group the Smart Electric Power Alliance estimates only 50 out of 3,000 U.S. utilities offer smart charging.
EV charging company ChargePoint’s (CHPT.N) U.S. chargers can all smart-charge, but it wants more utilities to offer it.
“We see a lot of positive response from customers when their utility is offering those rates,” said Anthony Harrison, ChargePoint’s North American head of utility partnerships.
Charging provider Blink Charging Co (BLNK.O) has one set rate until smart charging is widely available.
“We decided to keep it simple for our customers,” said Blink CEO Michael Farkas.
‘HORRENDOUSLY EXPENSIVE’
Bidirectional charging may be crucial.
“The whole idea behind bidirectional charging is to balance the grid,” said We Drive Solar’s Berg, who estimates a fully charged EV can power the average home in the Netherlands for a week.
Serge Colle, EY’s global energy resources leader, said smart and bidirectional charging are better than “horrendously expensive” power grid upgrades.
“We can’t possibly open up streets quickly enough to add more copper and do the necessary reinforcement,” Colle said.
Regulator Ofgem estimates that peak power reductions from smart and bidirectional charging by 2050 could match “10 Hinkley Point C Nuclear Plants” – a two-reactor plant under construction in England.
The U.S. market has more than 10 vehicle-to-grid pilot projects using school buses under way.
California-based vehicle-to-grid company Nuvve Holding Corp (NVVE.O) has formed Levo, a joint venture with private equity firm Stonepeak – which chipped in $750 million – to enable EV fleet owners to sell power to utilities.
“Because our customers are able to generate revenue we’re able to reduce the total cost of ownership for those vehicles, at times completely cost-neutral,” said Nuvve CEO Gregory Poilasne.
Charger makers like Brisbane, Australia-based Tritium Dcfc Ltd (DCFC.O) are also developing bidirectional chargers.
CEO Jane Hunter said Tritium will launch a bidirectional, fast-charging wall unit in 2023 for fleets and homeowners.
More automakers are embracing bidirectional charging. Ford Motor Co (F.N) has partnered with solar power company Sunrun Inc (RUN.O) to use its F-150 Lightning pickup truck to power homes.
But Oslo has invested extra money in pilot projects for bidirectional chargers because it believes in the concept. So far, however, it has been disappointed that more carmakers have not yet introduced vehicles that can feed power back into the grid.
“The limitations for bidirectional charging has been the car producers,” infrastructure chief Portvik said. “The big carmakers have to step up.”
Science & Technology
UAE sets minimum social media age at 15, mandates age checks
The government said the measures were designed to address concerns over children’s exposure to inappropriate content, unsafe online interactions, excessive social media use and the collection of personal data.
The United Arab Emirates has set a minimum age of 15 for social media use, becoming the first Arab country to introduce such a restriction as governments worldwide seek to address growing concerns over the impact of online platforms on children.
Under a resolution approved on Thursday, children under 15 will be prohibited from creating, using or operating personal social media accounts. The ban means they will not be able to post content, comment, share or join public groups, the government’s media office said, Reuters reported.
Teenagers aged 15 and 16 will be allowed to use social media platforms subject to enhanced safeguards, including age-appropriate content controls, restrictions on interaction with unknown users, screen-time management tools and parental supervision features.
The rules apply to all social media platforms operating in the UAE and require companies to implement robust age-verification measures, including digital identity checks and artificial intelligence-supported technologies. Self-declaration of age will not be accepted as a valid form of verification.
Platforms must also disable accounts created by children under 15, prevent users from circumventing age-verification systems and refrain from using children’s personal data for targeted advertising or behavioural profiling.
The government said the measures were designed to address concerns over children’s exposure to inappropriate content, unsafe online interactions, excessive social media use and the collection of personal data.
Social media companies will have up to 12 months to comply with the new regulations.
The UAE said the framework aligns with international efforts to strengthen online child protection while balancing digital access with safety.
Several countries, including Australia and others in Europe, have moved to tighten restrictions on children’s use of social media amid mounting concerns about its effects on mental health and online safety.
Regional
Iran banks hit by major cyber attack
Officials said a technical investigation confirmed that the disruptions were the result of a cyberattack.
Several major Iranian banks experienced service disruptions on Saturday following a cyberattack, according to the Coordinating Committee of Iran’s state-owned banks.
The outage affected four major financial institutions, including Bank Melli Iran, Bank Saderat Iran, and Bank Tejarat, causing interruptions to mobile and online banking services, automated teller machines (ATMs), point-of-sale (POS) terminals, and some card transactions.
Officials said a technical investigation confirmed that the disruptions were the result of a cyberattack.
The affected banks stated that their technical teams immediately implemented precautionary measures after detecting the incident in an effort to safeguard customer information and protect banking infrastructure.
Qatasi, secretary of the Coordinating Committee of Iran’s state-owned banks, said necessary recovery and repair measures had been carried out.
Authorities said there is currently no evidence that customer data was accessed without authorization, and no data breach has been reported.
Science & Technology
GLP-1 drugs may have a beneficial effect across many types of cancer
The drugs, originally designed to treat diabetes and found to promote weight loss, have also shown benefits for heart risks, sleep apnea and alcohol and substance abuse.
A growing body of evidence suggests that popular GLP-1 drugs, widely used for weight loss and diabetes, can provide protection against many types of cancer, Reuters reported.
More than two dozen studies presented over the past few days at the American Society of Clinical Oncology meeting in Chicago found that patients taking the drugs showed lower risks of developing cancer and disease progression, better survival, and improved responses to some treatments, compared with people who were not taking the GLP-1s.
The studies included analyses of clinical records and real-world databases tracking patients taking Novo Nordisk’s (NOVOb.CO), Wegovy or Ozempic, Eli Lilly’s (LLY.N), Zepbound or Mounjaro, or older GLP-1 treatments.
The studies were not designed to show how or why GLP-1 use might affect cancer treatment. But researchers believe by reducing inflammation, regulating insulin signaling and possibly engaging directly with tumor biology, they may contribute to a protective effect in cancer patients.
“Chronic inflammation is a fundamental biological pathway involved in the development and progression of many cancers,” said Dr. Elizabeth Susan McDonald of the University of Pennsylvania.
McDonald on Tuesday reported on a study of 110,000 women, showing those who took GLP-1 medications were up to 35% less likely to develop breast cancer than those who did not.
While obesity itself is a known risk factor for certain cancers, the anti-inflammatory effects of GLP-1s will likely prove to have a role in cancer prevention, McDonald said.
GLP-1 drugs include semaglutide, the active ingredient in Wegovy, Ozempic and Rybelsus; tirzepatide, sold as Mounjaro and Zepbound, as well as Lilly’s Trulicity, or dulaglutide, and Novo’s older liraglutide, sold as Saxenda and Victoza.
Some of the strongest signals of benefit came from a study of more than 12,000 patients that showed GLP-1 use was associated with markedly lower odds of cancers advancing to metastatic disease, particularly in lung, breast, colorectal and liver cancers.
People with those cancers who took liraglutide, pramlintide, dulaglutide, tirzepatide, lixisenatide, or semaglutide were 38% to 50% less likely to see the disease spread than people who took drugs from a different class of diabetes medicines known as gliptins.
Reduced cancer incidence, longer survival, and fewer metastases were also seen with GLP-1 use in patients with endometrial, bladder and prostate cancers, as well as in those with small intestine neoplasms and blood cancers, multiple studies found.
A separate analysis of patients treated at U.S. community oncology practices found GLP-1 use was associated with significantly better overall survival across six tumor types – breast, prostate, colorectal, lung, liver and kidney – with a roughly one-third reduction in the risk of death.
Researchers also reported that cancer patients receiving immunotherapies such as Merck’s (MRK.N), Keytruda and Bristol Myers Squibb’s (BMY.N), Opdivo or Yervoy appeared to fare better when they were taking GLP-1 drugs, suggesting a possible interaction with the immune system.
GLP-1 users with type 2 diabetes and stage 3 kidney disease had substantially lower mortality and lower rates of several malignancies, particularly lung, colorectal, and hepatocellular cancers, than non-users, read the report.
While GLP-1 medications carry a warning regarding a possible association with a type of thyroid cancer based on rodent studies, researchers say the recent findings point to a potential beneficial class effect across tumor types, rather than benefits confined to a small subset of cancers.
The drugs, originally designed to treat diabetes and found to promote weight loss, have also shown benefits for heart risks, sleep apnea and alcohol and substance abuse.
“These drugs have never been just glucose-lowering agents,” Dr. Marcin Chwistek of the Fox Chase Cancer Center in Philadelphia said at an ASCO press briefing.
Researchers cautioned that nearly all of the data presented were from observational studies, raising the risk of confounding factors. Patients prescribed GLP-1 drugs may differ in important ways, including overall health, access to care and concurrent treatments, that could influence outcomes.
While the various studies tried to account for those differences, none can prove the drugs improve cancer outcomes. Experts said trials in which GLP-1s are added to standard treatment in some cancer patients but not others are needed to establish clear anti-cancer benefits. Some trials are already being planned.
The apparent cancer benefits were not clearly tied to the drugs’ weight-loss effects, suggesting that alone does not explain the findings, Reuters reported.
A seven-year study with nearly 120,000 participants found GLP-1s were associated with lower rates of new prostate cancer diagnoses in high-risk men, compared to drugs such as Merck’s Propecia and GSK’s (GSK.L), Avodart, which are used to shrink enlarged prostate glands.
GLP-1 users had a “very small” reduction in body weight at one year, said Dr. Colton Jones of the University of Texas San Antonio Mays Cancer Center who presented the study at ASCO.
“We hypothesize that both weight loss and a direct anti-cancer effect and anti-inflammatory effect may be driving the associations observed in our study,” Jones said.
ASCO expert Chwistek said anti-inflammatory and immune-modulating properties have long suggested broader effects of GLP-1s.
Referring to one of the largest studies, Chwistek said: “What’s new here is the consistency across tumor types, and data this large and this consistent warrant a prospective randomized trial.”
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