Universal Charger Control Using Battery Identification Data
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Solution Overview
Problem
Existing power storage systems face limitations in versatility, power consumption, and reliability due to the need for specific power feeding devices matching the specifications of each power storage device, leading to inconvenience and inefficiency in charging multiple devices with different specifications.
Innovation Solution
A power storage system that includes a power storage device with identification data, allowing a single power feeding device to optimize charging conditions for multiple power storage devices by using data communication and control circuits to generate control signals based on the identified specifications, thereby improving versatility and reducing power consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a power feeding device is designed to match specific power storage device specifications, then charging reliability is improved, but versatility deteriorates
Solution Approach 1:
The power feeding device is designed with universal functionality to charge multiple types of power storage devices (lithium ion batteries, capacitor batteries, fuel cell batteries) by automatically identifying device type through data communication and adjusting charging parameters accordingly, eliminating the need for multiple specialized chargers
2Adaptability or versatility
If multiple power feeding devices are used to charge different power storage devices, then charging compatibility is improved, but device complexity increases
Solution Approach 1:
Multiple charging functions for different power storage device types are merged into a single power feeding device through integrated data communication capabilities and automated control circuits that adjust charging parameters based on identified device specifications
3Productivity
If charging conditions are optimized for each power storage device, then charging efficiency is improved, but control complexity increases
Solution Approach 1:
The power storage device automatically provides identification data about its type and specifications through data communication, enabling the power feeding device to self-adjust charging parameters without requiring complex manual configuration or pre-programmed charging profiles
Data Source
AI summary
The versatility of a power feeding device is improved. A power storage system includes a power storage device and a power feeding device. The power storage device includes data for identifying the power storage device. The power storage device includes a power storage unit, a switch that controls whether power from the power feeding device is supplied to the power storage unit, and a control circuit having a function of controlling a conduction state of the switch in accordance with a control signal input from the power feeding device. The power feeding device includes a signal generation circuit having a function of identifying the power storage device by the data input from the power storage device, generating the control signal corresponding to the identified power storage device, and outputting the generated control signal to the power storage device.