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Ballerina review: a dance-by-numbers return to the world of John Wick

Ballerina review: a dance-by-numbers return to the world of John Wick

Lionsgate was always going to need to take the John Wick franchise in a new direction if it wanted to keep the film series going after the inevitable exit of its central star. A spinoff series came and went with a telling lack of fanfare that spoke, in part, to how John Wick stories feel like they were meant to be experienced in movie theaters. And while the studio has a second tie-in show in the works, it seems like another project that might wind up being a sign that John Wick works best on the silver screen.

On paper, director Len Wiseman’s awkwardly named From the World of John Wick: Ballerina feature sounds like the sort of straightforward parallel prequel that could work as the beginning of a new chapter for the larger franchise. There’s a simplicity to the story and a comedic whimsy to (some of) its action that feels true to the John Wick brand. And there are enough returning faces from the older films that it works fairly well as a crash course introduction to this gore-filled world of assassins.

But in practice, Ballerina lacks a lot of the near-camp flair that made previous John Wick films fun, and most of its set pieces feel uninspired. Rather than using its story to show you how an ordinary person learns the ins and outs of the assassin lifestyle, Ballerina spends most of its runtime riffing on narrative beats from other action films. That might have worked if the movie’s leading actor delivered a compelling performance that sold her character as the series’ rightful heir. But Ana de Armas’ acting — especially compared to that of her co-stars — falls too flat for its own good.

Set between the events of John Wick: Chapter 3 – Parabellum and John Wick: Chapter 4, Ballerina chronicles the rise of Eve Macarro (Ana de Armas) as she becomes one of the world’s most-wanted hired killers. As an orphan raised within the Ruska Roma, Eve knows that she’s destined to follow in the bloody footsteps of her adoptive mother, the Director (Anjelica Huston). But part of her still yearns to leave her violent life behind to pursue a career as a ballerina. It’s a dream that Eve’s father (David Castañeda) encouraged her to hold onto during her childhood while he worked to keep their small family safe and far away from another clan of deadly assassins. But after being forced to watch his murder at the hands of the Chancellor (Gabriel Byrne) as a child, Eve locks that part of herself away in order to focus on revenge.

As one of the Ruska Roma’s strongest young students, it doesn’t take much for Eve to convince the Director to let her start going on assignments to take out and / or protect high-profile targets. But when one of her missions brings her face-to-face with a member of the Chancellor’s clan, she breaks protocol and starts hunting more of them down, knowing full well that her adoptive family will take swift action to stop her before she sets off a war.

Compared to past John Wick films, there’s a roughness to Ballerina’s choreographed fights that’s meant to highlight how relatively new Eve is to operating in the field and how, because of her small stature, she has to be creative in her approach to taking on larger opponents. While Eve finds herself in plenty of shoot-outs, the film often leaves her with nothing but her wits and whatever mundane objects (rather than weapons) happen to be laying around.

It’s an idea that works well enough throughout Ballerina’s first act, when we’re first shown her signature move of using her bodyweight to snap people’s necks and arms. Though Ballerina’s script cribs some story beats from Kill Bill and Marvel’s Black Widow, the film’s action is classic John Wick in the way its brawls emphasize the artistry of stunt fighting. But as the film progresses, it quickly becomes clear that Eve doesn’t have many other tricks up her sleeve, and the few that she does have tend to feel like steps de Armas is counting her way through.

Acting has never really been the big draw for John Wick movies, but there’s an emotionally wooden quality to de Armas’ performance that makes Eve hard to buy as a complex, conflicted character. This is especially apparent in scenes between Eve and Ballerina’s other returning characters from John Wick’s past like New York Continental owner Winston Scott (Ian McShane) and hotel concierge Charon (the late Lance Reddick in his final on-screen performance).

Anjelica Huston as The Director in Ballerina.
Lionsgate

Where Ballerina does work well is in moments where it embraces the cartoon energy that’s always been present in the John Wick franchise and served to offset the visceral brutality of its brawls. It’s tough watching Eve slash people’s faces to shreds with ice skates on her hands, but it’s wildly fun watching her use a fire hose to square off with someone wielding a flamethrower. De Armas’ awkwardness actually feels like more of a feature than a bug in scenes that double down on the idea that Eve is learning on the job and still getting used to the ridiculousness of being an assassin in this heightened reality. But Ballerina insists on returning to a serious tone that does no favors for its lead actor.

It’s easy to imagine Ballerina really shining with a little bit more live-action cartoon energy and a narrative that actually felt like a journey through the world of John Wick. But for that kind of a good time, we’re going to have to wait for whatever the franchise has next.

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#Ballerina #review #dancebynumbers #return #world #John #Wick


If you were thinking of seeing Minions & Monstersor at least taking your kid to see it, here’s something to sweeten the pot: George Lucas is in it.

Illumination head Chris Meledandri broke the news in a recent Collider interview, where he revealed the Star Wars creator is secretly a fan of Despicable Me’s chatty champions. “It was such a thrill to learn and share that with the team,” said Meledandri, “He’s among a very small group of people who the entire studio shares a level of respect for that is just off the charts.” Given Lucas’ affection for funny little guys, it makes sense that he loves the biggest little guys of our current movie era.

Now that they knew they had Lucas in their corner, the team decided what the hey, get him to do a voice for the movie. Meledandri said an “idea for a character” was born that fit the bill, and they got “a fast yes” when it was pitched. At time of writing, Illumination’s quiet on who Lucas will be, but it’s worth noting that Minions & Monsters takes place in the 1920s as the crew try to make their own movie. Lucas’ love for older films is apparent in Star Wars and Indiana Jones, so maybe he’ll be a director that ends up getting trampled by the Minions. Maybe he’ll even be one himself who just looks like a little yellow George Lucas, that’d be fun.

Look for Minions & Monsters to hit theaters on July 1.

Want more io9 news? Check out when to expect the latest Marvel, Star Wars, and Star Trek releases, what’s next for the DC Universe on film and TV, and everything you need to know about the future of Doctor Who.

#George #Lucas #Minions #MonstersGeorge Lucas,Illumination,Minions,Minions and Monsters,Star Wars">George Lucas Will Be In ‘Minions & Monsters’
                If you were thinking of seeing Minions & Monsters, or at least taking your kid to see it, here’s something to sweeten the pot: George Lucas is in it. Illumination head Chris Meledandri broke the news in a recent Collider interview, where he revealed the Star Wars creator is secretly a fan of Despicable Me’s chatty champions. “It was such a thrill to learn and share that with the team,” said Meledandri, “He’s among a very small group of people who the entire studio shares a level of respect for that is just off the charts.” Given Lucas’ affection for funny little guys, it makes sense that he loves the biggest little guys of our current movie era. Now that they knew they had Lucas in their corner, the team decided what the hey, get him to do a voice for the movie. Meledandri said an “idea for a character” was born that fit the bill, and they got “a fast yes” when it was pitched. At time of writing, Illumination’s quiet on who Lucas will be, but it’s worth noting that Minions & Monsters takes place in the 1920s as the crew try to make their own movie. Lucas’ love for older films is apparent in Star Wars and Indiana Jones, so maybe he’ll be a director that ends up getting trampled by the Minions. Maybe he’ll even be one himself who just looks like a little yellow George Lucas, that’d be fun. Look for Minions & Monsters to hit theaters on July 1.  Want more io9 news? Check out when to expect the latest Marvel, Star Wars, and Star Trek releases, what’s next for the DC Universe on film and TV, and everything you need to know about the future of Doctor Who.      #George #Lucas #Minions #MonstersGeorge Lucas,Illumination,Minions,Minions and Monsters,Star Wars

Minions & Monstersor at least taking your kid to see it, here’s something to sweeten the pot: George Lucas is in it.

Illumination head Chris Meledandri broke the news in a recent Collider interview, where he revealed the Star Wars creator is secretly a fan of Despicable Me’s chatty champions. “It was such a thrill to learn and share that with the team,” said Meledandri, “He’s among a very small group of people who the entire studio shares a level of respect for that is just off the charts.” Given Lucas’ affection for funny little guys, it makes sense that he loves the biggest little guys of our current movie era.

Now that they knew they had Lucas in their corner, the team decided what the hey, get him to do a voice for the movie. Meledandri said an “idea for a character” was born that fit the bill, and they got “a fast yes” when it was pitched. At time of writing, Illumination’s quiet on who Lucas will be, but it’s worth noting that Minions & Monsters takes place in the 1920s as the crew try to make their own movie. Lucas’ love for older films is apparent in Star Wars and Indiana Jones, so maybe he’ll be a director that ends up getting trampled by the Minions. Maybe he’ll even be one himself who just looks like a little yellow George Lucas, that’d be fun.

Look for Minions & Monsters to hit theaters on July 1.

Want more io9 news? Check out when to expect the latest Marvel, Star Wars, and Star Trek releases, what’s next for the DC Universe on film and TV, and everything you need to know about the future of Doctor Who.

#George #Lucas #Minions #MonstersGeorge Lucas,Illumination,Minions,Minions and Monsters,Star Wars">George Lucas Will Be In ‘Minions & Monsters’George Lucas Will Be In ‘Minions & Monsters’
                If you were thinking of seeing Minions & Monsters, or at least taking your kid to see it, here’s something to sweeten the pot: George Lucas is in it. Illumination head Chris Meledandri broke the news in a recent Collider interview, where he revealed the Star Wars creator is secretly a fan of Despicable Me’s chatty champions. “It was such a thrill to learn and share that with the team,” said Meledandri, “He’s among a very small group of people who the entire studio shares a level of respect for that is just off the charts.” Given Lucas’ affection for funny little guys, it makes sense that he loves the biggest little guys of our current movie era. Now that they knew they had Lucas in their corner, the team decided what the hey, get him to do a voice for the movie. Meledandri said an “idea for a character” was born that fit the bill, and they got “a fast yes” when it was pitched. At time of writing, Illumination’s quiet on who Lucas will be, but it’s worth noting that Minions & Monsters takes place in the 1920s as the crew try to make their own movie. Lucas’ love for older films is apparent in Star Wars and Indiana Jones, so maybe he’ll be a director that ends up getting trampled by the Minions. Maybe he’ll even be one himself who just looks like a little yellow George Lucas, that’d be fun. Look for Minions & Monsters to hit theaters on July 1.  Want more io9 news? Check out when to expect the latest Marvel, Star Wars, and Star Trek releases, what’s next for the DC Universe on film and TV, and everything you need to know about the future of Doctor Who.      #George #Lucas #Minions #MonstersGeorge Lucas,Illumination,Minions,Minions and Monsters,Star Wars

If you were thinking of seeing Minions & Monstersor at least taking your kid to see it, here’s something to sweeten the pot: George Lucas is in it.

Illumination head Chris Meledandri broke the news in a recent Collider interview, where he revealed the Star Wars creator is secretly a fan of Despicable Me’s chatty champions. “It was such a thrill to learn and share that with the team,” said Meledandri, “He’s among a very small group of people who the entire studio shares a level of respect for that is just off the charts.” Given Lucas’ affection for funny little guys, it makes sense that he loves the biggest little guys of our current movie era.

Now that they knew they had Lucas in their corner, the team decided what the hey, get him to do a voice for the movie. Meledandri said an “idea for a character” was born that fit the bill, and they got “a fast yes” when it was pitched. At time of writing, Illumination’s quiet on who Lucas will be, but it’s worth noting that Minions & Monsters takes place in the 1920s as the crew try to make their own movie. Lucas’ love for older films is apparent in Star Wars and Indiana Jones, so maybe he’ll be a director that ends up getting trampled by the Minions. Maybe he’ll even be one himself who just looks like a little yellow George Lucas, that’d be fun.

Look for Minions & Monsters to hit theaters on July 1.

Want more io9 news? Check out when to expect the latest Marvel, Star Wars, and Star Trek releases, what’s next for the DC Universe on film and TV, and everything you need to know about the future of Doctor Who.

#George #Lucas #Minions #MonstersGeorge Lucas,Illumination,Minions,Minions and Monsters,Star Wars

With electricity costs soaring, home batteries have never looked so attractive. Whether you want to store the excess generated by your solar panels or simply buy electricity at the cheapest possible rate to use later when power is most expensive, a home battery can help. It’s never been easier to get a home battery installed, but this rapidly expanding market can be confusing, and there are several things to consider before you buy.

I’ve spent months researching home batteries, chatting to folks who use them, and then having one installed myself, and I have tips for anyone interested in getting a home battery of their own.

Why Would You Want a Home Battery?

There are several reasons you might want to invest in a home battery, and they are not mutually exclusive:

  • You want to store excess power from your solar panels.
  • You want to live off-grid.
  • You want to guard against power outages.
  • You want to buy electricity at a cheap rate and store it for use later.

Home batteries are a win-win, potentially benefiting power companies too, because battery storage is an essential part of grid balancing and can help manage and make the most of the intermittent power generated by renewables (solar, wind, waves).

How Do Home Batteries Work?

Image may contain Appliance Device Electrical Device and Refrigerator

Photograph: Simon Hill

A home battery is like a big power bank for your home. But rather than lithium-ion, they tend to be lithium iron phosphate (LFP or LiFePO4), because it is safer, more durable, and less prone to thermal runaway. In other words, less likely to overheat and burst into flames. There are a few manufacturers working with sodium-ion (Na-ion) batteries, which are potentially cheaper, more environmentally friendly (they don’t require lithium), and perform better in the cold, but they are also larger and don’t last as long.

Home battery technology is often the same as you’ll find in electric vehicles. Some folks have even suggested employing EV batteries as home batteries. But there are potential issues with that, not least finding your car battery drained in the morning. EVs are also driving the technology forward toward solid-state batteries, which are smaller for the same capacity, safer as they don’t have liquid electrolytes inside, and longer lasting.

Many home batteries come in modular systems, so you can add the capacity you want, but they require an inverter to convert the DC (direct current) power stored to AC (alternating current) power you can use. Folks with solar panels, or those who plan to add them in the future, should opt for a hybrid inverter, which can also convert the power from the panels for use or storage.

Inverters have different power ratings in kilowatts (kW) that dictate how much power you can draw at any given moment. Households with modest needs may get by with a 3.6-kW inverter, but that limits your continuous draw to 3.6 kW. They usually have a peak load capability that goes higher, enabling you to pull more for a brief period. If you have high-demand appliances like an EV charger or heat pump, you will want at least 5 kW, and folks with larger demands or larger batteries will want to go higher (6 to 10 kW).

What Should I Look For?

There are several things to watch out for when buying a home battery:

  • Capacity: Measured in kilowatt-hours (kWh), this tells you how much total energy the battery can hold.
  • Power output: Measured in kilowatts (kW), this shows how much energy the battery and inverter can deliver at any moment.
  • Depth of discharge: This is how much of the battery’s capacity you can safely use without damaging it.
  • Efficiency: This is the percentage of the power you put into the battery that you can actually use, because some energy is always lost in the storage process.
  • Warranty: This is a guarantee about the minimum performance you can expect before a battery degrades (they all degrade over time), and it’s often stated in years and charging cycles (whichever comes first). For example, EcoFlow promises at least 70 percent capacity after 15 years or 6,000 charging cycles.

How Much Home Battery Do You Need?

Image may contain Electronics Mobile Phone Phone Computer Hardware and Hardware

EcoFlow via Simon Hill

It can be tricky to calculate how much battery capacity you need, and it depends on your use case. If you want to guard against outages or live off-grid, you must consider how much power you use over time and also the sum of your maximum power usage at any given moment to ensure your capacity in kWh and output in kW are enough. If the output is not high enough you may not be able to run power-hungry appliances at the same time, so you’ll have to think about how you use your power.

For folks like me, simply looking to buy at a cheaper rate to use when power is more expensive, any capacity will benefit you. But if you have a cheap six-hour rate overnight, for example, then you ideally want it to last for the other 18 hours. It makes sense to get as much as you can up-front because the installation costs are high. Even adding to modular systems later often requires professional installation to avoid voiding your warranty.

Do You Need Upgrades or Permission?

The home battery will connect to your main electrical panel via a cable, and it may require some upgrades. There was no room on my fuse board when I got a home battery installed, so they had to install a second breaker box.

Some inverters may require permission from your electric distribution utility or local distribution company. Here in Scotland, the distribution network operator must approve your inverter, but you can install and then notify up to 3.6 kW, whereas larger inverters require prior approval.

#Home #Batteries #Arent #Doomsday #Preppers #Heresshopping,energy,batteries,how-to,smart home,power">Home Batteries Aren’t Just for Doomsday Preppers. Here’s Why You Might Want OneWith electricity costs soaring, home batteries have never looked so attractive. Whether you want to store the excess generated by your solar panels or simply buy electricity at the cheapest possible rate to use later when power is most expensive, a home battery can help. It’s never been easier to get a home battery installed, but this rapidly expanding market can be confusing, and there are several things to consider before you buy.I’ve spent months researching home batteries, chatting to folks who use them, and then having one installed myself, and I have tips for anyone interested in getting a home battery of their own.Why Would You Want a Home Battery?There are several reasons you might want to invest in a home battery, and they are not mutually exclusive:You want to store excess power from your solar panels.You want to live off-grid.You want to guard against power outages.You want to buy electricity at a cheap rate and store it for use later.Home batteries are a win-win, potentially benefiting power companies too, because battery storage is an essential part of grid balancing and can help manage and make the most of the intermittent power generated by renewables (solar, wind, waves).How Do Home Batteries Work?Photograph: Simon HillA home battery is like a big power bank for your home. But rather than lithium-ion, they tend to be lithium iron phosphate (LFP or LiFePO4), because it is safer, more durable, and less prone to thermal runaway. In other words, less likely to overheat and burst into flames. There are a few manufacturers working with sodium-ion (Na-ion) batteries, which are potentially cheaper, more environmentally friendly (they don’t require lithium), and perform better in the cold, but they are also larger and don’t last as long.Home battery technology is often the same as you’ll find in electric vehicles. Some folks have even suggested employing EV batteries as home batteries. But there are potential issues with that, not least finding your car battery drained in the morning. EVs are also driving the technology forward toward solid-state batteries, which are smaller for the same capacity, safer as they don’t have liquid electrolytes inside, and longer lasting.Many home batteries come in modular systems, so you can add the capacity you want, but they require an inverter to convert the DC (direct current) power stored to AC (alternating current) power you can use. Folks with solar panels, or those who plan to add them in the future, should opt for a hybrid inverter, which can also convert the power from the panels for use or storage.Inverters have different power ratings in kilowatts (kW) that dictate how much power you can draw at any given moment. Households with modest needs may get by with a 3.6-kW inverter, but that limits your continuous draw to 3.6 kW. They usually have a peak load capability that goes higher, enabling you to pull more for a brief period. If you have high-demand appliances like an EV charger or heat pump, you will want at least 5 kW, and folks with larger demands or larger batteries will want to go higher (6 to 10 kW).What Should I Look For?There are several things to watch out for when buying a home battery:Capacity: Measured in kilowatt-hours (kWh), this tells you how much total energy the battery can hold.Power output: Measured in kilowatts (kW), this shows how much energy the battery and inverter can deliver at any moment.Depth of discharge: This is how much of the battery’s capacity you can safely use without damaging it.Efficiency: This is the percentage of the power you put into the battery that you can actually use, because some energy is always lost in the storage process.Warranty: This is a guarantee about the minimum performance you can expect before a battery degrades (they all degrade over time), and it’s often stated in years and charging cycles (whichever comes first). For example, EcoFlow promises at least 70 percent capacity after 15 years or 6,000 charging cycles.How Much Home Battery Do You Need?EcoFlow via Simon HillIt can be tricky to calculate how much battery capacity you need, and it depends on your use case. If you want to guard against outages or live off-grid, you must consider how much power you use over time and also the sum of your maximum power usage at any given moment to ensure your capacity in kWh and output in kW are enough. If the output is not high enough you may not be able to run power-hungry appliances at the same time, so you’ll have to think about how you use your power.For folks like me, simply looking to buy at a cheaper rate to use when power is more expensive, any capacity will benefit you. But if you have a cheap six-hour rate overnight, for example, then you ideally want it to last for the other 18 hours. It makes sense to get as much as you can up-front because the installation costs are high. Even adding to modular systems later often requires professional installation to avoid voiding your warranty.Do You Need Upgrades or Permission?The home battery will connect to your main electrical panel via a cable, and it may require some upgrades. There was no room on my fuse board when I got a home battery installed, so they had to install a second breaker box.Some inverters may require permission from your electric distribution utility or local distribution company. Here in Scotland, the distribution network operator must approve your inverter, but you can install and then notify up to 3.6 kW, whereas larger inverters require prior approval.#Home #Batteries #Arent #Doomsday #Preppers #Heresshopping,energy,batteries,how-to,smart home,power

having one installed myself, and I have tips for anyone interested in getting a home battery of their own.

Why Would You Want a Home Battery?

There are several reasons you might want to invest in a home battery, and they are not mutually exclusive:

  • You want to store excess power from your solar panels.
  • You want to live off-grid.
  • You want to guard against power outages.
  • You want to buy electricity at a cheap rate and store it for use later.

Home batteries are a win-win, potentially benefiting power companies too, because battery storage is an essential part of grid balancing and can help manage and make the most of the intermittent power generated by renewables (solar, wind, waves).

How Do Home Batteries Work?

Image may contain Appliance Device Electrical Device and Refrigerator

Photograph: Simon Hill

A home battery is like a big power bank for your home. But rather than lithium-ion, they tend to be lithium iron phosphate (LFP or LiFePO4), because it is safer, more durable, and less prone to thermal runaway. In other words, less likely to overheat and burst into flames. There are a few manufacturers working with sodium-ion (Na-ion) batteries, which are potentially cheaper, more environmentally friendly (they don’t require lithium), and perform better in the cold, but they are also larger and don’t last as long.

Home battery technology is often the same as you’ll find in electric vehicles. Some folks have even suggested employing EV batteries as home batteries. But there are potential issues with that, not least finding your car battery drained in the morning. EVs are also driving the technology forward toward solid-state batteries, which are smaller for the same capacity, safer as they don’t have liquid electrolytes inside, and longer lasting.

Many home batteries come in modular systems, so you can add the capacity you want, but they require an inverter to convert the DC (direct current) power stored to AC (alternating current) power you can use. Folks with solar panels, or those who plan to add them in the future, should opt for a hybrid inverter, which can also convert the power from the panels for use or storage.

Inverters have different power ratings in kilowatts (kW) that dictate how much power you can draw at any given moment. Households with modest needs may get by with a 3.6-kW inverter, but that limits your continuous draw to 3.6 kW. They usually have a peak load capability that goes higher, enabling you to pull more for a brief period. If you have high-demand appliances like an EV charger or heat pump, you will want at least 5 kW, and folks with larger demands or larger batteries will want to go higher (6 to 10 kW).

What Should I Look For?

There are several things to watch out for when buying a home battery:

  • Capacity: Measured in kilowatt-hours (kWh), this tells you how much total energy the battery can hold.
  • Power output: Measured in kilowatts (kW), this shows how much energy the battery and inverter can deliver at any moment.
  • Depth of discharge: This is how much of the battery’s capacity you can safely use without damaging it.
  • Efficiency: This is the percentage of the power you put into the battery that you can actually use, because some energy is always lost in the storage process.
  • Warranty: This is a guarantee about the minimum performance you can expect before a battery degrades (they all degrade over time), and it’s often stated in years and charging cycles (whichever comes first). For example, EcoFlow promises at least 70 percent capacity after 15 years or 6,000 charging cycles.

How Much Home Battery Do You Need?

Image may contain Electronics Mobile Phone Phone Computer Hardware and Hardware

EcoFlow via Simon Hill

It can be tricky to calculate how much battery capacity you need, and it depends on your use case. If you want to guard against outages or live off-grid, you must consider how much power you use over time and also the sum of your maximum power usage at any given moment to ensure your capacity in kWh and output in kW are enough. If the output is not high enough you may not be able to run power-hungry appliances at the same time, so you’ll have to think about how you use your power.

For folks like me, simply looking to buy at a cheaper rate to use when power is more expensive, any capacity will benefit you. But if you have a cheap six-hour rate overnight, for example, then you ideally want it to last for the other 18 hours. It makes sense to get as much as you can up-front because the installation costs are high. Even adding to modular systems later often requires professional installation to avoid voiding your warranty.

Do You Need Upgrades or Permission?

The home battery will connect to your main electrical panel via a cable, and it may require some upgrades. There was no room on my fuse board when I got a home battery installed, so they had to install a second breaker box.

Some inverters may require permission from your electric distribution utility or local distribution company. Here in Scotland, the distribution network operator must approve your inverter, but you can install and then notify up to 3.6 kW, whereas larger inverters require prior approval.

#Home #Batteries #Arent #Doomsday #Preppers #Heresshopping,energy,batteries,how-to,smart home,power">Home Batteries Aren’t Just for Doomsday Preppers. Here’s Why You Might Want One

With electricity costs soaring, home batteries have never looked so attractive. Whether you want to store the excess generated by your solar panels or simply buy electricity at the cheapest possible rate to use later when power is most expensive, a home battery can help. It’s never been easier to get a home battery installed, but this rapidly expanding market can be confusing, and there are several things to consider before you buy.

I’ve spent months researching home batteries, chatting to folks who use them, and then having one installed myself, and I have tips for anyone interested in getting a home battery of their own.

Why Would You Want a Home Battery?

There are several reasons you might want to invest in a home battery, and they are not mutually exclusive:

  • You want to store excess power from your solar panels.
  • You want to live off-grid.
  • You want to guard against power outages.
  • You want to buy electricity at a cheap rate and store it for use later.

Home batteries are a win-win, potentially benefiting power companies too, because battery storage is an essential part of grid balancing and can help manage and make the most of the intermittent power generated by renewables (solar, wind, waves).

How Do Home Batteries Work?

Image may contain Appliance Device Electrical Device and Refrigerator

Photograph: Simon Hill

A home battery is like a big power bank for your home. But rather than lithium-ion, they tend to be lithium iron phosphate (LFP or LiFePO4), because it is safer, more durable, and less prone to thermal runaway. In other words, less likely to overheat and burst into flames. There are a few manufacturers working with sodium-ion (Na-ion) batteries, which are potentially cheaper, more environmentally friendly (they don’t require lithium), and perform better in the cold, but they are also larger and don’t last as long.

Home battery technology is often the same as you’ll find in electric vehicles. Some folks have even suggested employing EV batteries as home batteries. But there are potential issues with that, not least finding your car battery drained in the morning. EVs are also driving the technology forward toward solid-state batteries, which are smaller for the same capacity, safer as they don’t have liquid electrolytes inside, and longer lasting.

Many home batteries come in modular systems, so you can add the capacity you want, but they require an inverter to convert the DC (direct current) power stored to AC (alternating current) power you can use. Folks with solar panels, or those who plan to add them in the future, should opt for a hybrid inverter, which can also convert the power from the panels for use or storage.

Inverters have different power ratings in kilowatts (kW) that dictate how much power you can draw at any given moment. Households with modest needs may get by with a 3.6-kW inverter, but that limits your continuous draw to 3.6 kW. They usually have a peak load capability that goes higher, enabling you to pull more for a brief period. If you have high-demand appliances like an EV charger or heat pump, you will want at least 5 kW, and folks with larger demands or larger batteries will want to go higher (6 to 10 kW).

What Should I Look For?

There are several things to watch out for when buying a home battery:

  • Capacity: Measured in kilowatt-hours (kWh), this tells you how much total energy the battery can hold.
  • Power output: Measured in kilowatts (kW), this shows how much energy the battery and inverter can deliver at any moment.
  • Depth of discharge: This is how much of the battery’s capacity you can safely use without damaging it.
  • Efficiency: This is the percentage of the power you put into the battery that you can actually use, because some energy is always lost in the storage process.
  • Warranty: This is a guarantee about the minimum performance you can expect before a battery degrades (they all degrade over time), and it’s often stated in years and charging cycles (whichever comes first). For example, EcoFlow promises at least 70 percent capacity after 15 years or 6,000 charging cycles.

How Much Home Battery Do You Need?

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EcoFlow via Simon Hill

It can be tricky to calculate how much battery capacity you need, and it depends on your use case. If you want to guard against outages or live off-grid, you must consider how much power you use over time and also the sum of your maximum power usage at any given moment to ensure your capacity in kWh and output in kW are enough. If the output is not high enough you may not be able to run power-hungry appliances at the same time, so you’ll have to think about how you use your power.

For folks like me, simply looking to buy at a cheaper rate to use when power is more expensive, any capacity will benefit you. But if you have a cheap six-hour rate overnight, for example, then you ideally want it to last for the other 18 hours. It makes sense to get as much as you can up-front because the installation costs are high. Even adding to modular systems later often requires professional installation to avoid voiding your warranty.

Do You Need Upgrades or Permission?

The home battery will connect to your main electrical panel via a cable, and it may require some upgrades. There was no room on my fuse board when I got a home battery installed, so they had to install a second breaker box.

Some inverters may require permission from your electric distribution utility or local distribution company. Here in Scotland, the distribution network operator must approve your inverter, but you can install and then notify up to 3.6 kW, whereas larger inverters require prior approval.

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