Battery Solution Design for Equipment: Enclosure IP
Equipment battery packs fail in the field for reasons that almost never show up on a single-cell datasheet. Over the last eight years of designing batter…
Semi-Solid State Battery Reliability for Aerospace (2)
By Karl Huang, Senior Lithium Battery Engineer at Horizon Power — nine years of field returns data from HAPS, large fixed-wing UAVs, and eVTOL prototypes….
Lithium Battery Reliability for Solar Kits: Field Failure
I am Karl Huang, Senior Lithium Battery Engineer at Horizon Power. In the last nine years I have signed off roughly 320 lithium battery packs that ended up…
Semi-Solid State Battery Testing for EV Packs: An
Why Traction Testing for a Semi-Solid State Battery Is Its Own Discipline
I have spent the last decade running validation campaigns for high-energy tractio…
Lithium Battery Cost Optimization for UPS Systems: An
I have been specifying lithium battery cost optimization ups systems since 2018, and the conversation I have with buyers has shifted twice. In the first wa…
Lithium Battery Reliability for Solar Kits: An Engineer’s
I have spent more than a decade specifying and testing lithium battery packs for off-grid and portable power products, and if there is one lesson the field…
Lithium Battery Maintenance for Mobility Devices
I have spent more than a decade working with lithium-ion packs that go into electric wheelchairs, mobility scooters, foldable power chairs, patient lift sy…
Semi-Solid State Battery Design for Energy Storage
Why a Stationary Energy Storage Battery Is a Different Animal from an EV Pack
I still remember the first time a grid-scale integrator asked me to re-spec a…
Lithium Battery Performance for Power Tools: An Engineer’s
Two packs sit on my bench this morning with the same label: 18 V, 5.0 Ah, 90 Wh. One rips thirty cuts through 2x lumber on a 6-1/2″ circular saw before the…
Semi-Solid State Battery Reliability for Aerospace: An
Most of my career has been spent proving that lithium batteries will not do something spectacular on an aircraft. I have watched more thermal-runaway test…