Salt-Water Chlorinator Orientation Feedback via Accelerometer

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Solution Overview

Problem

Conventional salt-water chlorinators (SWCs) lack a means to provide feedback on proper orientation relative to the gravitational field, which is crucial for the correct functioning of their gas traps, leading to potential hydrogen gas accumulation and inefficiency.

Innovation Solution

An accelerometer and associated firmware are integrated into the SWC to provide orientation feedback, ensuring the gas trap is correctly positioned, with a light-emitting diode (LED) indicating proper installation and preventing operation if improperly oriented.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional SWCs are installed without orientation feedback, then installation is simple and quick, but the gas trap may not be properly positioned leading to hydrogen gas accumulation

Engineering Contradiction:
Improveproper gas trap positioningVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent incorporates an accelerometer that provides real-time feedback to the installer about the orientation of the SWC. The accelerometer measures gravitational acceleration and compares it against predetermined thresholds to determine if the gas trap is properly positioned. This feedback mechanism guides the installer to adjust the SWC orientation until proper positioning is achieved, ensuring reliable gas trap function without significantly increasing installation complexity.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual orientation verification methods with an electronic accelerometer-based system. Instead of relying on installer knowledge or mechanical alignment tools, the system uses an accelerometer to electronically detect and communicate orientation status, substituting mechanical judgment with automated sensing and feedback.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If an accelerometer and firmware are added to provide orientation feedback, then proper orientation is ensured, but device complexity and cost increase

Engineering Contradiction:
Improveorientation accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The accelerometer and firmware work together to provide self-service orientation verification. The system automatically detects its own orientation relative to gravity and provides feedback without requiring external verification tools or expert knowledge from the installer. The SWC essentially monitors and reports its own installation status.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent changes the orientation parameter detection from manual visual inspection to automated accelerometer-based gravitational field measurement. By monitoring the acceleration due to gravity and comparing it against predetermined thresholds, the system accurately determines proper orientation while maintaining relatively simple implementation through firmware logic.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If orientation feedback is provided, then installation time may increase due to verification steps, but incorrect installation is prevented

Engineering Contradiction:
Improveinstallation correctnessVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The accelerometer is pre-configured with predetermined thresholds for proper orientation in the firmware before installation. This preliminary setup allows the system to immediately provide feedback during installation without requiring complex real-time calculations or external reference materials, enabling quick verification and reducing overall installation time.

Inventive Principle:
Principle #10Preliminary action

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

Ensures the gas trap is effectively accessible for hydrogen gas accumulation, preventing its buildup and ensuring the SWC operates correctly by providing visual confirmation of proper orientation and preventing operation if not installed correctly.

Implementation Method 1

an accelerometer is fixed on or in an SWC... the accelerometer and associated firmware may be attached to at least one printed circuit board (PCB) within the SWC... firmware pre-set to recognize proper orientation of the SWC relative to the Earth's gravity

Methodology Applied
Scientific EffectGravitation: Gravitation

Implementation Method 2

Indicating means, such as a light-emitting diode (LED), may provide indication that an installed SWC is oriented appropriately

Methodology Applied
Scientific EffectLight-emitting diode effect: Light Emitting Diode

Data Source

PatentEP3529210B1Systems and methods of properly orienting pool equipment
Publication Date: 2020.01.08 ZODIAC POOL SYSTEMS LLC
  • EP3529210B1 patent drawingFigure 1~2
  • EP3529210B1 patent drawingFigure 3

AI summary

Equipment and methods facilitating suitable orientation of salt-water chlorinators (SWCs) relative to the gravitational field of the Earth are detailed. So orienting an SWC in this manner reduces risk that the volume defined by its gas trap would not be accessible to hydrogen gas generated by the SWC in use. An accelerometer may be employed in connection with the SWC to assist in assessing orientation of the SWC relative to the gravitational field of the Earth.