Autonomous Fire Alarm Testing via Unmanned Inspection Vehicle
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Solution Overview
Problem
Conventional methods for testing and maintaining fire control systems are time-consuming and labor-intensive, especially when dealing with large installations where detectors are installed in difficult-to-reach locations, requiring manual access and individual activation of each device to ensure operability.
Innovation Solution
An autonomous inspection system utilizing an unmanned inspection vehicle (UIV) that can travel to each device location to perform remote tests, isolate devices from the control loop, activate them, and measure outputs, while also performing maintenance tasks like cleaning and data transmission to a control center for reporting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual testing methods are used for fire control systems, then testing can be performed with simple equipment, but the process becomes time-consuming and labor-intensive
Solution Approach 1:
The system enables autonomous self-testing through the UIV that can independently navigate to devices, activate them, and measure outputs without requiring continuous human intervention. The control panel automatically manages testing sequences and coordinates with the UIV, allowing the system to service itself.
Solution Approach 2:
Manual mechanical testing operations are replaced by an autonomous unmanned inspection vehicle that uses sensors, processors, and automated mechanisms to perform device activation and measurement functions, substituting human physical presence with automated robotic systems.
2Ease of operation
If manual access is required for testing devices in difficult-to-reach locations, then testing coverage can be complete, but the complexity and difficulty of operation increase
Solution Approach 1:
The UIV serves as an intermediary between the control panel and remote devices, physically traveling to difficult-to-reach locations to perform testing operations. This mediator handles the complexity of accessing remote devices, allowing operators to test devices without directly navigating to hazardous or inaccessible locations.
Solution Approach 2:
The system transitions from ground-based manual access to three-dimensional aerial access using the UIV, enabling testing of devices in locations that were previously inaccessible from ground level. The UIV can navigate vertical and horizontal spaces to reach devices mounted in elevated or confined areas.
3Productivity
If individual device activation is performed manually, then testing accuracy can be ensured, but the quantity of work and time required increases
Solution Approach 1:
The UIV measures outputs from activated devices and transmits results back to the control panel, creating a closed-loop feedback system. The control panel receives confirmation of device operability and can adjust testing sequences based on results, ensuring reliable verification while maintaining high throughput through automated operations.
Solution Approach 2:
The system maintains continuous testing operations by having the UIV systematically navigate through multiple devices in sequence, activating and measuring each device without interruption. This continuous automated process verifies operability of multiple devices consecutively, maintaining reliability while dramatically increasing testing throughput compared to manual methods.
Data Source
AI summary
A method and system for testing a device in a fire control system is disclosed. A method includes a method and system for testing a device in a fire control system is disclosed. A method includes placing the device in a testing mode; isolating the device from other devices in the fire alarm system; testing the device; and removing the device from testing mode; wherein testing the device comprises using an unmanned inspection vehicle to remotely perform tests or other tasks on the device.