Sodium Hypochlorite Generator Salinity Detection Feedback Control
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Solution Overview
Problem
Sodium hypochlorite generators face challenges in controlling the electrolysis time of sodium chloride solutions, leading to time waste and increased energy costs due to the inability to visually determine the extent of the electrolytic reaction.
Innovation Solution
A sodium hypochlorite generator equipped with a water salinity detection device that uses a wireless power receiving device with probes to detect voltage signals and a drive module to determine the salinity of the sodium chloride solution, allowing real-time monitoring of the electrolytic reaction and easy control of electrolysis time.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If electrolysis is performed without visual determination of reaction extent, then sodium hypochlorite can be generated, but electrolysis time cannot be controlled leading to time waste and energy penalty
Solution Approach 1:
The patent implements a feedback mechanism by detecting the voltage between the first and second probes, which changes as the sodium chloride solution is electrolyzed. The detection box receives the voltage signal and the drive module determines the salinity based on the voltage change, providing real-time feedback on the electrolysis progress. This allows the system to automatically control the electrolysis time and stop when the desired concentration is reached, resolving the contradiction between maintaining productivity and preventing time loss.
2Productivity
If electrolysis is performed without visual determination of reaction extent, then sodium hypochlorite can be generated, but energy penalty increases due to uncontrolled electrolysis time
Solution Approach 1:
The detection system provides real-time feedback on the electrolysis progress by monitoring voltage changes between probes. The drive module uses this feedback to determine when the sodium chloride solution has been sufficiently electrolyzed and stops the process, preventing excessive energy consumption while maintaining disinfection productivity.
Solution Approach 2:
The system uses the electrical properties of the solution itself (voltage between probes) as the detection mechanism, eliminating the need for separate complex measurement systems. The electrolyzed solution provides the feedback signal needed to control its own processing, optimizing energy efficiency.
3Productivity
If electrolysis is performed without visual determination of reaction extent, then sodium hypochlorite can be generated, but electrolytic costs increase
Solution Approach 1:
The patent employs a feedback-based control system that monitors voltage changes during electrolysis and automatically terminates the process when the target salinity is reached. This prevents unnecessary continued operation and reduces operational costs while maintaining effective disinfection capability.
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 precise control of the electrolysis time, reducing energy consumption and costs by providing real-time feedback on the concentration of the sodium chloride solution during the reaction.
Implementation Method 1
a first probe and a second probe are disposed on the wireless power receiving device for detecting and outputting a voltage between the first and second probes
Implementation Method 2
typically prepared by electrolyzing the sodium chloride solution
Data Source
AI summary
A sodium hypochlorite generator includes a sodium hypochlorite generation device disposed in a pre-buried wall hole formed in a wall, and a water salinity detection device electrically connected to the sodium hypochlorite generation device. A first probe and a second probe disposed on a wireless power receiving device detect a voltage signal therebetween, and outputs the voltage signal into a detection box of the water salinity detection device through a signal line, a drive module obtains the water salinity according to the voltage signal, and the water salinity is displayed by a display panel, such that the change of the concentration of a sodium chloride solution during reaction can be observed in real time to determine the extent of the electrolytic reaction, the time of the electrolytic reaction can be controlled easily, and time and energy costs are saved.