Battery Abuse Testing-CATL Walk In Environmental Chamber

Battery Abuse Testing-CATL Walk In Environmental Chamber



As well as fire testing, there are many standard focused on abuse testing of batteries to ensure their safety and reliability on the field and in transit.  There are also specific standards based on where the battery is being used, whether in a vehicle, telecommunication device, child’s toy, etc.  Some examples of standards and guidance materials are given below


►IEC 62660-2 - Secondary lithium-ion cells for the propulsion of electric road vehicles - Part 2: Reliability and abuse testing

►IEC 62660-3 - Secondary lithium-ion cells for the propulsion of electric road vehicles - Part 3: Safety requirements

►IEC/EN/UL 60086-4 - the Standard for Safety for Primary Batteries - Part 4: Safety Of Lithium Batteries

►IEC 62133-2 - Safety Testing for Lithium Ion Batteries

►IEC/EN 62619 - Safety requirements for lithium ion cells, modules, and packs intend to stationary storage

►ISO 18243 - Electrically propelled mopeds and motorcycles — Test specifications and safety requirements

►AC 120-121 - Safety Risk Management Involving Items in Aircraft Cargo Compartments

►ANSI C18.1 Part 1 - Portable Primary Cells and Batteries With Aqueous Electrolyte—  General and Specifications

►ANSI C18.3 Part 1 - Portable Lithium Primary Cells And Batteries - General And Specifications

►SAE J2464, Electric and Hybrid Electric Vehicle Rechargeable Energy Storage System (RESS) Safety and Battery Abuse Testing

►SAE J2929 Safety Standard for Electric and Hybrid Vehicle Propulsion Battery Systems Utilizing Lithium-based Rechargeable Cells

►AS6413/2 - Performance based package standard for lithium batteries as cargo on aircraft - Direct Flame Test

►AS6413/1 - Performance based package standard for lithium batteries as cargo on aircraft - Oven Test

►ASTM 1529-22 - Effects of Large Hydrocarbon Pool Fires on Structural Members and Assembly

FreedomCAR - Electical Energy Storage System Abuse Test Manual for Electric and Hybrid Electric Vehicle Applications

SAND99-0497 - U.S. Advanced Battery Consortium Electrochemical Storage System Abuse Test Procedure Manual


T1: Altitude simulation chamber
50,000ft Simulation at Ambient temperature for 6hrs
Cells and batteries
T2:Thermal
10 cycles, holding at hot and cold temp extremes for 6 or 12 hrs, plus 24 hr stability
Cells and batteries
T3: Vibration shaker
Sine, 7Hz to 200Hz, 12 sweeps, 3 hrs/axis, parameters depending on battery size
Cells and batteries
T4: Shock
Half sine. 3 per axis, 18 shocks, parameters depending on battery size
Cells and batteries
T5: Short Circuit
57 ± 4 °C, external case - stablised, short circuit - external resistance  <0.1 ohm, ambient temp. Continued for > 1hr after the external case temp has returned to 57 ± 4 °C or after the external case temp decreased by ½ max temp increase observed
Cells and batteries
T6: Impact
9.1 kg ± 0.1kg mass dropped from 61 ± 2.5 cm. frictionless, vertical sliding track, 90° to horizontal, Type 316 stainless steel bar on cell
Cells
T6: Crush
Two flat surfaces speed approx. 1.5 cm/s at the first point of contact
Continued until
  • applied force reaches 13 kN ± 0.78 kN;
  • The voltage of the cell drops by at least 100 mV
  • The cell is deformed by >50 % of original thickness
Cells
T7: Over Charge
Test charge current is twice manufacturer's max, and test voltage is lesser of twice manufacturer's recommended charge voltage (CV) or 22V or 1.2 times CV is CV is more than 18 V  - Charge time 24 hrs at ambient temp
Batteries
T8: Discharge -Forced (f)
12V D.C. power supply with initial current equal to the max discharge current, discharge using resistive load ambient temp, Monitored for 7 days
Cells

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