Smart Socket Fire Alarm Integration for Rapid Power Shut-Off

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Solution Overview

Problem

Existing building management systems struggle to effectively detect and respond to potential fires by quickly shutting off power to electrical appliances via smart electrical sockets to mitigate fire risks.

Innovation Solution

Integrating a fire alarm system with smart electrical sockets that include sensors to detect fire conditions, such as temperature and current draw, and a fire alarm controller to activate power shut-off and alert systems, ensuring rapid response to potential fires.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If building management systems include fire alarm systems and smart electrical sockets, then fire detection capability is improved, but device complexity increases

Engineering Contradiction:
Improvefire detection capabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the fire alarm system and smart electrical socket system into a single integrated building management system. The fire alarm controller communicates with smart electrical sockets through a network, enabling coordinated fire detection and automatic power shut-off functionality within one unified system architecture, thereby improving fire detection capability while managing system complexity through integration.

Inventive Principle:
Principle #5Merging (Combining)

2Speed

If smart electrical sockets are integrated with fire alarm system, then power shut-off speed is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvepower shut-off speedVSAvoidsystem operation simplicity
Core Design Contradiction:
SpeedVSEase of operation

Solution Approach 1:

The system pre-establishes communication pathways and control protocols between the fire alarm controller and smart electrical sockets during system setup. When a fire is detected, the pre-configured automatic power shut-off function executes immediately without requiring manual intervention or complex real-time decision-making, thus achieving rapid power shut-off while maintaining operational simplicity through automation.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If sensors are added to smart electrical sockets for fire detection, then measurement precision is improved, but device complexity increases

Engineering Contradiction:
Improvefire condition detection accuracyVSAvoidsocket complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The smart electrical socket is designed with multi-functionality, incorporating temperature and current draw sensors that serve both fire detection purposes and electrical monitoring functions. This universal design allows the same device to perform multiple roles - power control, electrical parameter monitoring, and fire detection - thereby improving measurement precision without proportionally increasing device complexity through dedicated separate components.

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

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

Enables rapid power shut-off to electrical appliances in response to fire detection, reducing fire risks and enhancing the safety of building management systems.

Implementation Method 1

The smart electrical socket includes one or more sensors for sensing one or more sensed conditions associated with the smart electrical socket... The predetermined operating condition may include, for example, a sensed temperature that is above a temperature threshold

Methodology Applied
Scientific EffectTemperature sensing:

Implementation Method 2

The smart electrical socket is configured to controllably switch power on and off to the plug receptacle of the smart electrical socket, and thus to the corresponding electrical appliance

Methodology Applied
Scientific EffectElectrical current control:

Implementation Method 3

the fire alarm controller is configured to activate the sounding device and to instruct the smart electrical socket to switch power off

Methodology Applied
Scientific EffectAcoustic energy conversion:

Data Source

PatentUS20250336277A1Integrating a fire alarm system with smart electrical sockets of a facility
Publication Date: 2025.10.30 HONEYWELL INTERNATIONAL INC
  • US20250336277A1 patent drawing
  • US20250336277A1 patent drawing
  • US20250336277A1 patent drawing

AI summary

A building management system and method for responding to possible fire events in a facility. The system includes a smart electrical socket with a plug receptacle that can switch power on/off, a fire alarm controller, fire detector, and sounding device. The system detects possible fires through smoke/heat detection or by monitoring socket temperature and power delivery thresholds. Upon fire detection, the system activates a sounding device and/or sends alerts to an operator console while instructing the smart socket to cut power. In some cases, the socket contains sensors to detect predetermined operating conditions and can notify the fire controller. Communication may occur through gateway devices forming separate networks-one for fire system components and another for smart sockets. These networks can communicate directly or via cloud servers. The system can selectively power on different sockets in response to fire events, such as for emergency lighting.