Lawn Mower Battery

Battery Specifications:

GreenCut Robotics required a custom battery solution meeting the following specifications:

• Dimension:Maximum 300mm x 150mm x 100mm to fit within the mower’s low-profile design
• Weight: Not exceeding 5 kg to maintain maneuverability and reduce lawn impact
• Voltage: 36V nominal
• Capacity: Minimum 10Ah, with a target of 15Ah for extended operation time
• Discharge Rating: Continuous discharge rate of 20A, with peak capability of 40A for 30 seconds to handle thick grass
• Chemistry: LiFePO4 (Lithium Iron Phosphate) for enhanced safety and longevity
• BMS (Battery Management System):Advanced cell balancing with temperature compensation
  • Wi-Fi and Bluetooth connectivity for remote monitoring and control
  • Adaptive power management based on grass thickness and terrain
  • Self-diagnostic capabilities with predictive maintenance alerts
• Certifications: UL 2271, IP67 rating for water and dust resistance

PKCELL Solution Design:

• We developed an advanced battery solution for GreenCut Robotics:Utilized high-performance LiFePO4 cells with optimized energy density
• Implemented a rugged, waterproof enclosure with built-in cooling channels
• Integrated an AI-powered BMS for intelligent power management and lawn coverage optimization
• Developed a proprietary rapid-charging system compatible with solar charging stations

Implementation Process

Worked closely with GreenCut’s engineering team through multiple prototyping phases

• Conducted extensive field testing across various lawn types and weather conditions
• Provided comprehensive support for software integration with GreenCut’s autonomous navigation system

Performance Data:

• Operation time increased by 40%, from 3 hours to 4.2 hours on a single charge
• Battery weight reduced by 15%, from 5 kg to 4.25 kg
• Charging time decreased by 50%, achieving full charge in 90 minutes
• Power efficiency improved by 25%, enabling better performance on slopes and thick grass

Safety and Reliability:

• Exceeded UL 2271 safety standards for outdoor power equipment batteries
• Achieved IP68 rating, surpassing the initial requirement for enhanced durability
• Implemented multi-layer protection against overcharge, over-discharge, short circuit, and thermal events

Conclusion

This case study demonstrates our expertise in creating custom battery solutions for the evolving autonomous lawn care industry. By addressing GreenCut Robotics’ specific needs and exceeding their expectations, we’ve showcased our ability to deliver innovative, high-performance power solutions that enable our clients to lead in their respective markets.