Hackaday14h ago

This Flow Battery Operates With No Pump Required

https://fed.brid.gy/r/https://hackaday.com/2026/03/27/this-flow-battery-operates-with-no-pump-required/

This Flow Battery Operates With No Pump Required

Flow batteries are rather unique. They generate electricity by the combination of two fluids flowing on either side of a membrane. Typically, this involves the use of some kind of pump to get every…

Hackaday
1312h ago
This Flow Battery Operates With No Pump Required https://hackaday.com/2026/03/27/this-flow-battery-operates-with-no-pump-required/
#BatteryHacks #Battery #Flowbattery #Magnetohydrodynamic #MHD
This Flow Battery Operates With No Pump Required

Flow batteries are rather unique. They generate electricity by the combination of two fluids flowing on either side of a membrane. Typically, this involves the use of some kind of pump to get every…

Hackaday
Hackaday6d ago

The Unreasonable Power Density of Lithium-Ion

https://fed.brid.gy/r/https://hackaday.com/2026/03/21/the-unreasonable-power-density-of-lithium-ion/

136d ago
The Unreasonable Power Density of Lithium-Ion https://hackaday.com/2026/03/21/the-unreasonable-power-density-of-lithium-ion/
#BatteryHacks #HackadayColumns #Rants #Lipo #Lithiumbattery #Lithiumion #Newsletter
The Unreasonable Power Density Of Lithium-Ion

We’re all used to it by now, but I’d just like to reflect on how insanely power-packed lithium ion batteries are, and everything that’s afforded us. I’m trying to think of a gadget, a hobby, or nea…

Hackaday
HackadayMar 19

Modular 18650 Packs, No Spot Welding Required

https://fed.brid.gy/r/https://hackaday.com/2026/03/19/modular-18650-packs-no-spot-welding-required/

13Mar 19
Modular 18650 Packs, No Spot Welding Required https://hackaday.com/2026/03/19/modular-18650-packs-no-spot-welding-required/
#BatteryHacks #3Dprintedparts #Batterypack #Cams #Modularbatterypack
Modular 18650 Packs, No Spot Welding Required

Building a battery pack from 18650 cells traditionally requires patience, a spot welder, and a supply of nickel strip. But what if there was another way? [Ben] is here with Cell-Lock, a modular bat…

Hackaday
HackadayFeb 14

There’s Always Room for 3D Printed Batteries

https://fed.brid.gy/r/https://hackaday.com/2026/02/14/theres-always-room-for-3d-printed-batteries/

13Feb 14
There’s Always Room for 3D Printed Batteries https://hackaday.com/2026/02/14/theres-always-room-for-3d-printed-batteries/
#BatteryHacks #Science #3dprinting #Battery
There’s Always Room For 3D Printed Batteries

There are many applications where you have limits on how much you can cram into a particular space. There are also many applications where you need as much battery as you can get. At the intersecti…

Hackaday
HackadayFeb 8

Investigating the Science Claims Behind the Donut Solid State Battery

https://fed.brid.gy/r/https://hackaday.com/2026/02/08/investigating-the-science-claims-behind-the-donut-solid-state-battery/

13Feb 8
Investigating the Science Claims Behind the Donut Solid State Battery https://hackaday.com/2026/02/08/investigating-the-science-claims-behind-the-donut-solid-state-battery/
#BatteryHacks #Chemistryhacks #Battery #Batterychemistry
Investigating The Science Claims Behind The Donut Solid State Battery

Earlier this year Donut Lab caused quite the furore when they unveiled what they claimed was the world’s first production-ready solid state battery, featuring some pretty stellar specificatio…

Hackaday