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Energy

SAE J-3277 Covers Leak Testing for Every EV Battery

North American EV battery manufacturers currently do not test 100% of the cells they assemble into Rechargeable Energy Storage Systems (RESS, or battery packs) for electrolyte leakage....

Articles

Materials

Proposed Standards and Methods for Leak Testing Lithium-Ion Battery Packs

Battery packs, whether made of prismatic, cylindrical, or pouch cells, are cooled by common automotive thermal management systems.

News

Design

Greater Precision for EV Battery Leak Testing

Exposure to water vapor is a death sentence for the lithium-ion (Li-ion) batteries used in hybrid-electric and electric vehicles. If moisture enters the battery cell and reacts with the...

News

Materials

Venting for EV Battery Packs

Batteries for electric vehicles (EVs) need protection from harsh external conditions. Generally located on the underside of the vehicle, EV battery enclosures protect the cells from exposure to water, dust,...

Product Briefs

Automotive

Helium Leak Detectors

Helium leak detection systems are helping transmission suppliers improve quality and reduce the cost of producing new automatic transmissions. Kuka Assembly and Test Corp., for example, has developed leak-detection...