How to Word an IP Requirement So Every Supplier Bids the Same Test
Write the IP line as a test definition: standard, full code, second-digit conditions, and tested configuration — so every supplier quotes the same scope.
Pack Requirement Definition
Establish the electrical, mechanical, and interface requirements for a custom lithium-ion pack so RFQs and supplier comparisons start from a fixed, testable specification.
Write compliance requirements into the pack spec before the RFQ
Compliance language that belongs in a lithium-ion pack specification before the RFQ: named documents, owners, delivery points, and cell traceability.
How to Write Electrical Requirements a Pack Builder Can Quote
Seven linked decisions, from voltage window to capacity and peak current: what each one does to the quote a pack builder can actually give you.
Average Load Is the Wrong Input for Choosing a Cell Chemistry
Average load hides the short peak that actually sizes the cells. Build a C-rate histogram from the current trace and give suppliers a number they can quote.
Your Pack's Ah Rating Is Only Real at a Stated Discharge Rate
An amp-hour rating without its discharge rate, temperature, and cutoff voltage is a placeholder. Here's how to write those conditions into a pack spec.