Removable Li-Ion Battery Booster With Protected Jump-Start Switching
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Solution Overview
Problem
Current battery boosters are inadequate for jump-starting vehicles using removable lithium batteries and lack improved safety protocols, particularly in situations where traditional means of connecting batteries are unavailable.
Innovation Solution
A portable battery booster system with a compact design, incorporating a removable lithium battery and advanced safety features such as reverse polarity protection and over-voltage protection, capable of jump-starting vehicles using a power tool battery or other rechargeable lithium-ion batteries, and featuring improved boost protocols.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional battery connection means are used, then vehicle jump-starting can be achieved, but the system lacks adaptability when other vehicles are unavailable for battery connection
Solution Approach 1:
The battery booster is designed to accept multiple types of removable lithium-ion batteries (power tool batteries, 18650 batteries, and other rechargeable lithium batteries) as power sources, enabling it to function in diverse scenarios where traditional vehicle-to-vehicle jump-starting is not available. This multi-functionality resolves the contradiction by expanding adaptability without significantly increasing device complexity.
2Volume of moving object
If compact design is implemented, then portability is improved, but safety protection mechanisms may be compromised
Solution Approach 1:
Multiple safety protection mechanisms (reverse polarity protection, over-voltage protection, over-current protection, and short-circuit protection) are integrated into a unified control system within the compact battery booster. This merging approach maintains comprehensive reliability while preserving the compact design, as the protections share common circuitry and control logic rather than requiring separate dedicated components for each function.
3Ease of operation
If removable battery configuration is used, then flexibility and portability are improved, but connection reliability and safety may be reduced
Solution Approach 1:
The battery booster performs preliminary safety checks and establishes protected connection pathways before power transfer occurs. The integrated protection circuits are pre-configured to detect and prevent reverse polarity, over-voltage, and short-circuit conditions before they can cause damage, ensuring connection reliability is maintained despite the removable battery configuration enabling easy operation.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system effectively jump-starts vehicles using removable lithium batteries while ensuring safety through integrated protection mechanisms, providing a reliable and efficient solution for starting vehicles in emergency situations.
Implementation Method 1
incorporating a removable lithium battery and advanced safety features
Implementation Method 2
capable of jump-starting vehicles using a power tool battery or other rechargeable lithium-ion batteries
Data Source
AI summary
Described is a battery booster for jumpstarting a vehicle having an external battery. The battery booster includes a set of electrical conductors, a power supply to supply a starting current to jump start the vehicle via the set of electrical conductors, a boost switch positioned in-line between the power supply and a set of battery clamps on one of the set of electrical conductors; and at least one processor to output a control signal to close the boost switch as a function of one or more parameters of the power supply, the external battery, and/or the vehicle. The set of electrical conductors couple with the external battery or with an engine that is electrically coupled with the external battery via the set of battery clamps. The set of electrical conductors includes a positive electrical conductor and a negative electrical conductor. The power supply includes a plurality of lithium battery cells arranged to form a lithium battery having a positive terminal and a negative terminal.