Automatic Fluid Replenishment for Flooded Lead-Acid Batteries
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Solution Overview
Problem
Fluid electrolyte batteries, such as flooded lead-acid batteries, experience fluid loss due to out-gassing during charging, requiring frequent replenishment, which is inconvenient and can affect battery life if not performed at the correct time in the charging/discharging cycle.
Innovation Solution
A system comprising a tank, conduit, pump, and controller that automatically monitors battery voltage and back pressure to deliver fluid to the battery at optimal times, ensuring timely replenishment and reducing manual intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual fluid replenishment is performed, then fluid levels can be maintained, but maintenance time and labor costs increase
Solution Approach 1:
The system enables automatic self-service fluid replenishment by monitoring battery voltage to detect charging cycles and automatically activating the pump to deliver electrolyte during appropriate times, eliminating the need for manual intervention while maintaining optimal fluid levels
Solution Approach 2:
The system uses voltage sensing to continuously monitor battery charging status and provides feedback control to the pump operation, activating fluid delivery only when the battery is in a charging state, thereby automatically maintaining fluid levels without manual intervention
2Reliability
If manual fluid replenishment is performed, then fluid levels can be maintained, but labor costs increase
Solution Approach 1:
The automatic monitoring and pump activation system enables the battery to self-regulate fluid levels without requiring maintenance personnel, thereby eliminating labor costs associated with manual fluid replenishment while ensuring reliable fluid level maintenance
3Quantity of substance
If fluid is delivered during incorrect charging cycle phase, then fluid can be replenished, but battery life is adversely affected
Solution Approach 1:
The voltage sensing mechanism provides real-time feedback on battery charging status, enabling the controller to determine the appropriate phase of the charging cycle and activate fluid delivery only when conditions are optimal, thereby protecting battery life while ensuring necessary replenishment
Solution Approach 2:
The system performs preliminary voltage monitoring to detect the charging cycle phase before initiating fluid delivery, ensuring that replenishment occurs at the correct time in the charging process to avoid adverse effects on battery life
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 provides a reliable, convenient, and accurate method for maintaining fluid levels in batteries, reducing maintenance time and labor costs while extending battery life by ensuring electrolyte levels remain optimal.
Implementation Method 1
a pump adapted to pump the fluid through the at least one conduit
Implementation Method 2
The controller may include a sensor adapted to determine battery string voltage
Implementation Method 3
A battery of this type may be repeatedly discharged and charged to generate electrical energy
Implementation Method 4
fluid is lost from the battery due to out-gassing during the charging of the battery
Data Source
AI summary
A system for delivering water to a fluid electrolyte battery comprising at least one battery cell. Such a system includes a tank adapted to hold the fluid, a pump adapted to pump the fluid from the tank when the pump is turned on, at least one conduit adapted to transfer the fluid from the tank to the at least one battery cell, and a controller adapted to control the pump. The controller turns the pump on after an interval so that the fluid is transferred to the at least one battery cell.