E-paper Manual Call Point Status Feedback
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Solution Overview
Problem
Current fire alarm systems lack the ability to provide feedback on the status of manual call points, requiring manual labeling and resulting in increased costs and inefficiencies when these points are temporarily deactivated.
Innovation Solution
A manual call point with an e-paper display that can determine changes in its status and automatically update its display to inform users of its operational status, including deactivation or maintenance, using a processor and memory to communicate with the fire control panel and display images representing different statuses.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If manual call points are temporarily deactivated for work on the fire alarm system, then maintenance can be performed, but technicians must manually label each deactivated point which increases travel time, accommodation costs, and time to label each point
Solution Approach 1:
The manual call point automatically displays its own status (active, deactivated, maintenance mode) on an integrated display screen without requiring external manual labeling. The device self-updates the display based on its operational state, eliminating the need for technicians to physically visit and label each point.
Solution Approach 2:
The system provides visual feedback through the display screen that immediately reflects the current status of the manual call point. When deactivated or in maintenance mode, the display automatically updates to show this status, providing real-time information without requiring manual intervention or external labeling.
2Loss of information
If technicians travel to each individual site to manually label deactivated manual call points, then status information can be updated, but this results in increased travel costs, accommodation costs, and time consumption
Solution Approach 1:
The manual call point autonomously communicates its status through the integrated display, eliminating the need for technicians to travel to each location to verify or update status information. The device serves itself by providing visible status indication at the point of installation.
Solution Approach 2:
The display screen acts as an intermediary that conveys status information between the manual call point's internal state and the external environment. This intermediary provides continuous status feedback without requiring direct human presence or manual labeling at each location.
3Ease of operation
If manual call points lack status feedback capability, then the device structure remains simple, but technicians cannot easily determine the current status of each call point without manual intervention
Solution Approach 1:
The manual call point provides self-diagnosis capability through the display screen, automatically showing its operational status without requiring external checking tools or manual procedures. The device monitors and communicates its own state independently.
Solution Approach 2:
The display screen utilizes visual indicators including color changes to represent different operational statuses of the manual call point, providing intuitive status feedback that is easily distinguishable and requires no interpretation or manual verification.
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
This solution enhances safety by providing real-time status updates, reduces the need for manual labeling, and allows for self-diagnosis of faults, even when the manual call point is not receiving power, thereby improving operational efficiency and reducing costs.
Implementation Method 1
an e-paper display configured to display an image that represents a status of the manual call point
Data Source
AI summary
A manual call point with an e-paper display is described herein. One device includes an e-paper display configured to display an image that represents a status of the manual call point, a memory, and a processor configured to execute executable instructions stored in the memory to determine a change in the status of the manual call point, and change the image displayed by the e-paper display in response to the determination that there is a change in the status of the manual call point.