Wireless Zone Control for HVAC Systems Without Zone Panel
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Solution Overview
Problem
Existing HVAC zone control systems are complex and costly due to the need for a zone panel connected to zone controllers, thermostats, and damper actuators, which increases installation time and expense.
Innovation Solution
An integrated zone control system that uses a main temperature control device communicatively coupled to wireless damper actuators and zone temperature control devices, eliminating the need for a zone panel by enabling wireless communication and control between these components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a zone panel is used to connect zone controllers, thermostats, and dampers, then the control system achieves reliable zone management, but the system complexity and installation cost increase
Solution Approach 1:
The patent removes the zone panel from the control system architecture. Each damper actuator communicates directly with the thermostat via wireless communication, eliminating the intermediate zone panel component that previously connected all system elements. This extraction simplifies the system while maintaining zone control functionality through direct peer-to-peer communication between thermostats and damper actuators.
2Ease of manufacture
If a zone panel is installed to manage zone controllers and dampers, then proper zone air flow control is achieved, but installation time and expense increase
Solution Approach 1:
The patent replaces the mechanical/wired connection system with a wireless communication system. Instead of physically connecting dampers, thermostats, and the zone panel through electrical wiring, the system uses wireless signals (such as RF communication) to transmit control commands and status information, dramatically reducing installation complexity and time.
Solution Approach 2:
By removing the zone panel entirely from the architecture, the patent eliminates the installation steps required to mount, wire, and configure this central component. The system achieves equivalent functionality through direct wireless communication between distributed thermostats and damper actuators, reducing both material costs and installation labor.
Data Source
AI summary
A zoning system for a heating, ventilation, and/or air conditioning (HVAC) system includes a temperature control device configured to monitor a temperature in a zone of a structure for conditioning by the HVAC system and configured to send a wireless control signal including data based on the temperature, and a damper actuator configured to be associated with the zone and configured to adjust a position of a damper to control an airflow into the zone, where the damper actuator is configured to receive the wireless control signal from the temperature control device and configured to adjust the position of the damper based on the data.