What Are the Battery Performance Test Experiments? (detailed)

What are the battery performance test experiments? (detailed)Electrical safety performance test 1. Internal short circuit test following   rated   charging,   a   short   circuit   is   created   between   terminals   on   a   wire   with   an   electrical   resistance   of   fifty   m   or   less   in   an   atmosphere   of   60-c. pictures related to this topic are as follows:2. External short circuit test test ambient temperature: 25 test conditions: fully charged state test method: directly connect the positive and negative electrodes of the battery with a copper wire with a maximum resistance of 0.1 ohm requirements: no explosion, no combustion, and the maximum temperature does not exceed 150 . Relevant drawings of this topic are as follows:

3. Abnormal charging test test conditions: fully charged battery test method: charge the battery with DC power supply with voltage of 12V and current of 3C for 48 hours requirements: no explosion, no combustion, and the battery temperature does not exceed 150 . 4. Overcharge test test method: charge the battery with a current of 1C at 250% of its rated capacity requirements: no explosion, no combustion No leakage. The relevant pictures of this topic are as follows:Physical safety performance test 1. Extrusion test test conditions: fully charged test method: place the battery between two parallel steel plates, and the plane of the electrode sheet is also parallel to the steel plate, and apply 13kn force on the steel plate requirements: no explosion and no combustion. Relevant pictures of this topic are as follows:

2. Impact test test ambient temperature: 25 test conditions: fully charged state test method: place a cylindrical rod with a diameter of 15.8mm vertically on the top of the positive pole of the battery, and drop a weight with a weight of 9.1kg from 61cm to the log requirements: no explosion and no burning 3. Shock   Test test ambient temperature: 25 test conditions: fully charged state test method: cell   is   under   vibraTIons   of   amplitude   zero point eight   mm,   frequency   between   ten   and   fifty-five   Hz.,   swept   at   1Hz./min.   for   90min   orthogonally   in   XYZ   direcTIons.   Requirements: no explosion, no combustion, no liquid leakage 4. Vibration   Test test ambient temperature: 25 test conditions: fully charged state test method: cell   is   under   vibraTIons   of   amplitude   zero point eight   mm,   frequency   between   ten   and   fifty-five   Hz.,   swept   at   1Hz./min.   for   90min   orthogonally   in   XYZ   directions.   Requirements: no explosion, no combustion and no liquid leakage 5. Drop test test conditions: full battery test method:    Drop the battery freely on the cement ground from 1.9mm height in any direction for 10 times, requirements    Non cracking and non combustion

Environmental safety test 1. Heating test test conditions: fully charged battery test method: put the battery in the oven, raise the temperature to 150 2 at the rate of 5 2 per minute and maintain the temperature for 10 minutes requirements: no explosion and no combustion. Relevant pictures of this topic are as follows:

2. High temperature storage test test conditions: new battery test method:    Store the fully charged battery in an oven at 85 for 48 hours    Store the fully charged battery in an oven with a temperature of 90 for 4 hours requirements    No gas generation, no liquid leakage, battery capacity reduction less than 2%. 3. High humidity storage test test conditions: new battery test method:    Store the fully charged battery in an environment with a temperature of 60 and a relative humidity of 90% for 30 days requirements    No gas generation and no liquid leakage 4. Plateau simulation test test conditions: full battery test method:    Put the battery in the environment with atmospheric pressure of 11.6kpa for 6 hours requirements    No explosion, no combustion and no liquid leakage 5. Temperature cycle test test conditions: full battery test method:    Raise the temperature from 25 C to 70 C within 30 minutes and maintain this temperature for 4 hours    Reduce the temperature from 70 C to 25 C within 30 minutes and maintain this temperature for 2 hours    Reduce the temperature from 25 C to - 40 C within 30 minutes and maintain this temperature for 4 hours    Raise the temperature from - 40 C to 25 C within 30 minutes and maintain this temperature for 2 hours    Repeat the above test more than 9 times    After the tenth time, store the battery for 7 days before testing requirements    No explosion, no combustion, no liquid leakage