Lithium Battery Cycling at Partial State of Charge
Most buyers read a lithium battery datasheet, find a cycle-life number, and build a duty plan around it. That number was measured at one depth of discharge…
Lithium Battery for Shore Power and Marina Berths
I have spent enough nights on marina docks with a clamp meter to know the pattern. A harbour expands its berths, owners fit bigger chargers, and one summer…
Lithium Battery Container Fire Suppression Retest
I have walked through more than sixty containerized lithium battery installations in the last eight years, and the same conversation repeats itself almost…
Lithium Battery for Traffic Signal Backup Power
I still remember the first intersection audit I ran with a city traffic crew. We pulled twenty cabinet doors in one day and found fifteen had battery backu…
Lithium Battery Fire Code and Insurance Requirements
Last spring I sat in a conference room with a plant manager, a fire marshal, and a property underwriter, all looking at the same 1.2 MWh lithium battery s…
Lithium Battery Degradation Modeling and Warranty
After enough years on pack benches and warranty review calls, I have learned one uncomfortable truth: most lithium battery warranties are written from opti…
Lithium Battery for Airport Baggage and Cargo Handling
When an airline asks me to quote a lithium battery for airport baggage and cargo handling equipment, the conversation almost never starts with amp-hours….
Lithium Battery for Electric Outboard and Small Craft
Most electric outboard conversations start with a fuel bill. A centre console burning 60 litres of petrol on a day’s running is a boat that gets used less…
Lithium Battery for Vending and Unattended Retail
After twelve years designing lithium battery packs for commercial equipment, I can tell you that most vending machines never need one — the machine is plug…
Lithium Battery Cell Balancing: Passive vs Active Methods
Every lithium battery pack I have torn down after a field failure tells the same story in the data log: the cells did not fail together. One cell drifted,…