W300 Freezer¶
Overview¶
The W300 Freezer is an advanced refrigeration unit designed for installation on Embraer, Airbus, and Bombardier aircraft, providing reliable cooling for food and beverages. The system features precise control of both the fan and a variable speed compressor, with all software developed in C and certified to DAL D standards.
Key Features¶
- Fan and variable speed compressor control
- Power management to keep total motor consumption below 750W
- Advanced temperature regulation with PID control
- Energy-efficient operation
- Noise reduction features
- Compact design
- Easy maintenance
- Multiple aircraft compatibility
Technical Specifications¶
- Platforms: Embraer, Airbus, Bombardier
- Certification: DO-160, DO-178C, DAL D
Development Details¶
- Embedded C development for all control logic
- Fan and variable speed compressor management
- Power management algorithms to ensure <750W motor consumption
- Troubleshooting and optimization of PID and temperature regulation
- Noise reduction and reliability improvements
- Diagnostic features and safety monitoring
- Fixed software bugs related to power interruptions
Achievements¶
- Successful deployment across multiple aircraft types
- Improved energy efficiency and noise performance
- Enhanced reliability and robustness of the product
- Resolved PID and temperature regulation inefficiencies
- Fixed critical bugs affecting power interruption handling
- Reduced maintenance costs