Wireless Connectivity Device for Non-Communicating HVAC Units

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Solution Overview

Problem

Non-communicating HVAC systems lack the ability to communicate data with communicating systems, limiting their integration and optimization within wireless communication networks, and preventing remote monitoring and control.

Innovation Solution

A wireless connectivity device is integrated with non-communicating HVAC units, equipped with sensors and a communication module to measure internal operations parameters and transmit data, enabling communication with communicating units and third-party systems for remote monitoring and control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If non-communicating HVAC units are used, then device complexity is reduced and ease of manufacture is improved, but communication capability and system integration are lost

Engineering Contradiction:
Improvecommunication capabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A wireless communication device is introduced as an intermediary component that couples to the non-communicating HVAC unit. This mediator enables communication between the simple HVAC unit and the communicating system without requiring modification to the HVAC unit itself. The wireless device receives power from the HVAC unit's existing power supply and transmits operational data wirelessly, thus adding communication capability while maintaining the simplicity of the original unit.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of information

If non-communicating HVAC systems are used, then installation simplicity is maintained, but remote monitoring and control capabilities are prevented

Engineering Contradiction:
Improveoperational data transmissionVSAvoidinstallation simplicity
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The wireless communication device is designed to automatically power itself from the HVAC unit's existing 24V power supply without requiring separate power wiring or complex installation. The device autonomously establishes wireless communication connections and begins transmitting data immediately upon installation, eliminating the need for manual configuration or additional power infrastructure while enabling complete remote monitoring capability.

Inventive Principle:
Principle #25Self-service

3Reliability

If communicating HVAC components are used, then system optimization and remote monitoring are enabled, but compatibility with legacy non-communicating units is lost

Engineering Contradiction:
Improvesystem optimizationVSAvoidcompatibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The wireless communication device serves multiple functions: it enables the non-communicating HVAC unit to participate in communicating system optimization, provides remote monitoring capability, maintains compatibility with existing non-communicating units, and allows integration with third-party systems. This multi-functional approach allows both communicating and non-communicating units to coexist and operate optimally within the same HVAC system.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20240271814A1Systems and Methods for Providing Retroactive Wireless Connectivity to HVAC Systems
Publication Date: 2024.08.15 RHEEM MFG CO
  • US20240271814A1 patent drawing
  • US20240271814A1 patent drawing
  • US20240271814A1 patent drawing

AI summary

The present disclosure is directed to systems and methods for providing wireless connectivity to a system, e.g., an HVAC system, having at least one non-communicating unit, e.g., an outdoor unit such as an HVAC unit and/or an indoor unit such as an air handler or a furnace. The system may include a wireless connectivity device that may be mechanically and operatively coupled to or otherwise integrated with the non-communicating unit, to thereby provide communication capabilities to the non-communicating unit. Accordingly, via the wireless connectivity device, the non-communicating unit may communicate information with additional components of the system including, e.g., a communicating unit, a thermostat, and/or cloud storage for providing access to third parties.