HVAC Device Auto-Commissioning Using Master-Driven Mapping
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The commissioning of HVAC systems, which involves identifying and configuring multiple physical devices for specific applications, is time-consuming and prone to errors due to the complexity of matching physical HVAC devices with the required capabilities for virtual devices defined in the application model.
Innovation Solution
A method where a master HVAC device communicates with other devices via a bus interface, identifies their types, and generates a mapping based on compatibility to enable efficient data communication and operation, using application models and device profiles to ensure correct device interactions and functionality testing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual identification and configuration of physical HVAC devices is performed, then device functionality and compatibility are ensured, but commissioning time and complexity increase significantly
Solution Approach 1:
The master HVAC device automatically performs device identification, type determination, and mapping to virtual devices without requiring manual intervention. The system self-configures by reading identification data from connected devices and autonomously generates the mapping, eliminating the need for manual commissioning while ensuring compatibility through automated type matching.
Solution Approach 2:
The patent replaces manual mechanical commissioning processes with automated electronic identification and data processing. The master device uses automated reading of identification data, processor-based type determination, and algorithmic mapping generation to substitute the manual mechanical process of device configuration, dramatically reducing commissioning time while maintaining reliability.
2Manufacturing precision
If detailed device identification and type determination is performed manually, then mapping accuracy improves, but commissioning complexity and error risk increase
Solution Approach 1:
The patent replaces manual identification processes with automated electronic reading of device identification data by the master HVAC device. The processor automatically determines device types based on read data and generates accurate mappings, eliminating human error while reducing commissioning complexity through automation of the entire identification and mapping workflow.
Solution Approach 2:
The system implements automated feedback loops where the master device reads identification data from connected devices, processes this information to determine device types, and uses this feedback to automatically generate and update the mapping to virtual devices. This closed-loop approach ensures mapping accuracy while simplifying the commissioning process through systematic automated verification.
3Productivity
If automated device identification and mapping is implemented, then commissioning time is reduced, but system complexity increases
Solution Approach 1:
The master HVAC device is designed with multi-functionality, serving both as a regular HVAC device and as an automated commissioning system. It integrates device identification, type determination, mapping generation, and data communication enablement in a single device, reducing the need for separate commissioning tools and external systems while achieving automated commissioning.
Solution Approach 2:
The patent merges the commissioning functions with the existing HVAC device architecture. The master device combines identification data reading, processing unit-based type determination, mapping storage, and communication control in an integrated system, eliminating the need for separate commissioning equipment and reducing overall system complexity despite automation.
4Adaptability or versatility
If external building management systems are required for device commissioning, then centralized control is achieved, but system independence and flexibility are reduced
Solution Approach 1:
The master HVAC device is designed to perform both regular HVAC operations and automated commissioning functions independently. It serves as a universal device that can identify, map, and configure other devices without requiring external building management systems, thereby achieving system independence while maintaining the capability for centralized control when needed.
Solution Approach 2:
The patent extracts the commissioning functionality from external building management systems and embeds it within the master HVAC device itself. By taking out the commissioning process from external dependencies and integrating it into the HVAC system's own devices, the system achieves independence while reducing complexity associated with external system interfaces.
Data Source
AI summary
A method of commissioning physical HVAC devices for an HVAC application including communicatively connecting physical HVAC devices to a communication bus, one physical HVAC device being selected as master HVAC device, identifying the physical HVAC devices connected to the communication bus, determining device type(s) of the physical HVAC devices, receiving an application model including a device list listing virtual HVAC devices of the HVAC application, generating, by the master HVAC device, a mapping of the physical HVAC devices to the virtual HVAC devices using the device type(s) of the physical HVAC devices and of the virtual HVAC devices.