Portable Battery Power Transfer for Continuous Off-Grid Supply
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Solution Overview
Problem
Existing portable power supplies face limitations such as pollution from fossil fuels, limited power capacity, extended downtime for recharging, and inefficiencies in battery swapping or replacement, leading to discontinuous power supply at remote locations.
Innovation Solution
A system comprising a portable power supply unit (distribution mule) and a portable power charging unit (caravan) with inverters and batteries, allowing simultaneous power provision and recharging, facilitated by a central monitoring and charging station, ensuring continuous power without downtime.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If battery-powered portable power supplies are used, then pollution from fossil fuels is reduced, but the power supply is limited and requires recharging which creates downtime
Solution Approach 1:
The system divides the power supply into multiple independent battery units (first battery in power supply unit, second battery in charging unit) that can operate independently. This segmentation allows one battery to be recharged while another continues powering devices, eliminating downtime and maintaining continuous operation without fossil fuel pollution.
Solution Approach 2:
The system enables continuous power supply by establishing a power transfer pathway where the second battery charges the first battery while electronic devices remain connected and operational. This continuity eliminates the traditional stop-start recharge cycle, maintaining uninterrupted useful action without harmful emissions.
2Duration of action of moving object
If portable power supply is transported to charging station for recharging, then battery can be recharged, but electronic devices experience extended downtime and traffic congestion occurs
Solution Approach 1:
The system performs preliminary charging action by establishing a power transfer pathway before the first battery is completely depleted. The second battery begins charging the first battery while devices are still operational, preventing downtime before it occurs and eliminating the need to transport to charging stations.
Solution Approach 2:
The second battery acts as an intermediary power source that transfers energy to the first battery through a charging pathway. This intermediary mechanism enables recharging without removing the power supply from service, avoiding transportation time and allowing continuous device operation during the charging process.
3Reliability
If battery swapping is performed to replace depleted battery, then power supply can continue, but electronic devices must be disconnected and reconnected causing blackout period
Solution Approach 1:
The system maintains continuous useful action by keeping the first battery connected to electronic devices while simultaneously charging it from the second battery. This eliminates the disconnect-reconnect cycle required in battery swapping, maintaining both reliability and operational continuity without blackout periods.
4Device complexity
If single power station services limited number of mobile power supplies, then charging infrastructure is simplified, but additional power supplies must wait in line increasing downtime
Solution Approach 1:
The system enables self-service by making the second battery unit a portable charging source that can travel to and charge the first battery unit at its location. This eliminates the need for centralized charging stations and queuing, allowing immediate recharging without waiting time while maintaining simple infrastructure through peer-to-peer power transfer.
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
Enables continuous power supply at remote locations by allowing simultaneous power provision and recharging, reducing downtime and transportation inefficiencies, and utilizing renewable energy sources for efficient battery management.
Implementation Method 1
at least one first inverter for converting said first DC output to a first AC output
Implementation Method 2
a first battery providing a first DC output
Data Source
AI summary
Disclosed are systems and methods to provide continuous power to electrical devices using a portable power supply unit and a portable power charging unit. The portable power supply unit may include a first battery providing a first DC output, at least one first inverter for converting said first DC output to a first AC output for powering the electrical devices and for converting a first AC input to a first DC input for charging said first battery The portable power charging unit may include a second battery for providing a second DC output, a second inverter for converting said second DC output to a second AC output; and transmitting the second AC output to the first battery using charging ports on respective units such that said second AC output replaces said first AC output for powering said electrical devices, and replaces said first AC input for charging said first battery.