Universal Battery Mounting for Multi-Size Packs
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Solution Overview
Problem
Existing personal transportation vehicles lack a flexible and efficient battery system that can accommodate multiple battery packs of different capacities and sizes, and a comprehensive sensor network to enhance safety and functionality.
Innovation Solution
The design incorporates a universal battery mounting system with reinforced connection points and a sensor feedback network, allowing for the use of multiple battery packs of varying sizes and capacities, and integrating sensors for navigation, safety, and user feedback.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed battery pack design is used, then the vehicle structure is simple, but the system cannot accommodate multiple battery capacities and sizes
Solution Approach 1:
The battery housing is designed with a universal mounting system that can accommodate multiple battery pack sizes and capacities. The housing includes standardized mounting holes, electrical connections, and structural features that work with different battery configurations (e.g., 18650 cells arranged in various series/parallel combinations), allowing one housing design to serve multiple functions across different battery capacities.
Solution Approach 2:
The battery system is segmented into modular components: removable battery packs that can be independently installed and removed from a standardized housing. This segmentation allows users to swap between different battery capacities (e.g., 5Ah, 10Ah, 15Ah packs) without modifying the vehicle structure, resolving the contradiction between versatility and complexity.
2Duration of action of moving object
If larger battery packs are used to extend range, then the travel range increases, but the battery pack size and weight increase
Solution Approach 1:
The system enables dynamic configuration of battery capacity based on travel needs. Users can swap battery packs between rides, using smaller packs for short trips and larger packs for long-range travel. The universal mounting system allows quick interchangeability, making the weight adjustment dynamic rather than fixed, thus extending effective range without permanently increasing vehicle weight.
Solution Approach 2:
The design facilitates battery pack recovery and reuse. After a ride, depleted battery packs can be removed and replaced with charged ones. The universal housing ensures that battery packs of different capacities can all be recovered and reused in the same vehicle, allowing users to optimize for range when needed while maintaining lighter weight for shorter trips.
3Reliability
If multiple sensor types are integrated, then safety and functionality improve, but the device complexity increases
Solution Approach 1:
Multiple sensor types (accelerometers, gyroscopes, magnetometers, barometers, GPS receivers) are merged into an integrated sensor system that shares common processing architecture and data fusion algorithms. This consolidation improves safety monitoring capabilities while managing complexity through unified system design, where sensors work together as a coordinated ensemble rather than independent components.
Solution Approach 2:
The sensor system implements self-calibration and self-diagnosis capabilities. Sensors automatically compensate for environmental conditions (temperature, pressure changes) and detect their own status, reducing the need for external calibration equipment and simplifying maintenance. This self-service approach enhances reliability while keeping the system manageable.
Data Source
AI summary
Methods and apparatus are discussed for an electric powered personal transportation vehicle with electric motors powered by one or more batteries. A set of universal battery mounting hole locations and a reserved space for one or more battery housings exist on a board for the personal transportation vehicle. The reserved space on the board for the one or more battery housings that house one or more battery packs is set to not interfere with an operation of the motors or the wheels. A first battery pack containing the one or more batteries differs in at least one of i) a different amp-hour capacity, ii) a different length, width, or height, and iii) a different shape than another battery pack designed to be physically contained in the one or more battery housings and electrically connect with corresponding electrical connections in the one or more battery housings.