Pool Heat Pump Efficiency Sensor Using Coolant Pressure Feedback

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Solution Overview

Problem

Pool heat pumps lack a straightforward method to indicate inefficiency, leading to increased energy consumption, wear, and reduced lifespan, with users only becoming aware of issues through elevated electrical bills or component failures.

Innovation Solution

A monitoring system with a pressure sensor and indicator that tracks coolant pressure and flow rate, alerting users when efficiency drops by powering an LED or audio indicator, allowing for timely maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If no monitoring system is installed, then the heat pump operates without additional device complexity, but the user cannot detect efficiency drops leading to increased energy consumption and reduced lifespan

Engineering Contradiction:
Improveheat pump efficiency monitoringVSAvoidmonitoring system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements a monitoring system with sensors that continuously measure coolant pressure and flow rate, compare these values against optimal ranges, and provide feedback through indicators (LED lights, display screen, or audio signals) to alert users when efficiency drops occur. This closed-loop feedback mechanism enables real-time detection of inefficiencies without requiring complex user intervention.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary monitoring system that acts as a mediator between the heat pump's internal operations and the user. Instead of requiring the user to directly measure or understand complex thermal dynamics, the system uses sensors and indicators to translate internal efficiency metrics into simple, actionable visual or audible signals that users can easily interpret and respond to.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of energy

If the heat pump operates inefficiently undetected, then no additional monitoring devices are needed, but energy consumption increases and component wear accelerates

Engineering Contradiction:
Improveelectrical energy consumptionVSAvoidefficiency status information
Core Design Contradiction:
Loss of energyVSLoss of information

Solution Approach 1:

The monitoring system continuously measures coolant pressure and flow rate, compares these parameters against optimal operating ranges, and provides immediate feedback to users through indicators when efficiency drops occur. This enables users to take corrective action (such as cleaning filters or scheduling maintenance) before significant energy waste accumulates, directly reducing electrical energy consumption.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary detection of efficiency drops before they lead to major energy waste or component failure. By monitoring parameters continuously and alerting users at the first sign of inefficiency, the system enables preventive maintenance actions that stop energy loss in its early stages, rather than allowing it to escalate.

Inventive Principle:
Principle #10Preliminary action

3Duration of action of stationary object

If efficiency monitoring is implemented, then users can detect inefficiencies early, but the device complexity and initial cost increase

Engineering Contradiction:
Improveheat pump lifespanVSAvoidmonitoring system structure
Core Design Contradiction:
Duration of action of stationary objectVSDevice complexity

Solution Approach 1:

The system uses sensors to continuously monitor coolant pressure and flow rate, provides feedback through simple indicators (LED lights, display, or audio signals) when efficiency drops occur, and enables users to take maintenance actions that prevent premature component failure. This feedback-driven preventive maintenance significantly extends the heat pump's operational lifespan by catching issues early.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The monitoring system enables users to perform self-diagnosis and self-service maintenance by providing clear, actionable alerts about efficiency drops. Users can independently determine when maintenance is needed and take appropriate actions without requiring professional service interventions, thereby extending the system's lifespan through regular user-maintained operation.

Inventive Principle:
Principle #25Self-service

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 effectively notifies users of inefficiencies, reducing energy costs and extending the heat pump's lifespan by enabling prompt servicing when inefficiencies are detected.

Implementation Method 1

A pressure sensor or pressure switch is coupled to the system to measure the pressure of the coolant.

Methodology Applied
Scientific EffectPressure sensing:

Implementation Method 2

alerting users when efficiency drops by powering an LED or audio indicator

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

Data Source

PatentUS11635236B2Optimization sensor and pool heater utilizing same and related methods
Publication Date: 2023.04.25 INTERMATIC INC
  • US11635236B2 patent drawing
  • US11635236B2 patent drawing
  • US11635236B2 patent drawing

AI summary

An operational efficiency apparatus comprising a sensor connected to a heat transfer system to detect efficiency of system and a display electrically connected to the sensor for indicating efficiency of the system based on data detected from the sensor.