How to Perform Battery Management System Validation

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ATE System Power Supply
+ ATE System Power Supply
ATE System Power Supply
+ ATE System Power Supply

Standards-Aligned Validation for Aerospace and Defense BMS

Aerospace and defense platforms—from unmanned aerial systems and spacecraft to advanced ground vehicles—depend on high-energy battery packs, which are governed by complex Battery Management Systems (BMS). Validating these systems requires reproducing wide operating envelopes that include extreme voltages, rapid electrical transients, and temperatures ranging from –40 °C to +85 °C or higher. Engineers must assess protection logic, isolation behavior, and thermal runaway response while ensuring a safe, repeatable evaluation of overvoltage, overcurrent, and other critical fault conditions. Mixed-protocol communication, such as CAN/CAN-FD interacting with ARINC 429 or MIL-STD-1553, adds further complexity, requiring verification of message integrity under electrical, environmental, and timing stress.

Because full certification demands exceptional accuracy and traceability, BMS validation workflows must generate precise measurements across voltage, current, and temperature channels while supporting hundreds of automated test cases. Traditional setups struggle to combine safety, repeatability, and energy efficiency, especially during endurance testing and lifecycle cycling. Purpose-built test platforms address these challenges by emulating complete battery-pack behavior, reproducing transient events, and coordinating multi-instrument sequences through centralized automation. This enables reliable validation of BMS protection thresholds, balancing logic, and health algorithms while reducing setup complexity and facility energy consumption.

Battery Management System Validation Solution

Validating Battery Management Systems in aerospace and defense applications requires accurately emulating full battery-pack behavior, executing controlled fault scenarios, and capturing synchronized measurements across voltage, current, temperature, and communication interfaces. Keysight’s battery management system validation solution combines regenerative bidirectional power supplies, regenerative electronic loads, and automated test software to create a unified environment for comprehensive BMS evaluation. Engineers can reproduce wide operating envelopes, rapid transients, and cell-level conditions while verifying balancing logic, protection thresholds, and fault-response behavior without relying on physical batteries. Built-in protection, high measurement accuracy, and automated reporting support certification workflows, while regenerative operation reduces thermal load and facility power consumption. This integrated platform accelerates BMS qualification and improves repeatability across aerospace and defense programs.
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