Air Purifier Activates on Doorbell Press with PM2.5 Detection

S.C.O.R.E. → Safety → Security

Overview

This capability ensures that the air quality in the home is prioritized when visitors arrive, specifically by responding to PM2.5 levels. It provides peace of mind to homeowners by automatically activating the air purifier, improving indoor air quality when there may be an influx of outdoor pollutants.

Benefits

• Enhanced indoor air quality when guests arrive
• Automated response to environmental changes
• Increased comfort and safety for residents, especially those with respiratory issues

Intent

The purpose of this capability is to integrate air quality management with home security features. When the doorbell is pressed, the air purifier activates if PM2.5 levels are detected, ensuring a healthy environment for both residents and guests.

Preconditions

• Air purifier must be connected and integrated with the home capability system.
• PM2.5 sensor must be operational and connected.
• Doorbell must be equipped with a smart home integration.
• Home Assistant installed and configured.
• Integration available and authenticated: Frigate.
• Device installed and reachable: Ring Video Doorbell 2.

Actors

• Homeowner
• Family members
• Guests

Trigger

The trigger for this capability is the pressing of the doorbell, which initiates a check for PM2.5 levels in the home.

Workflow Diagram

flowchart TD
    A[Doorbell Pressed] -->|check PM2.5| B{{Is PM2.5 High?}}
    B -->|Yes| C[Activate Air Purifier]
    C --> D[Improved Air Quality]
    B -->|No| E[No Action Needed]

Workflow Description

1. Doorbell Pressed

The homeowner or guest presses the doorbell, signaling their arrival.

2. Check PM2.5 Levels

The system checks the current PM2.5 levels using the connected air quality sensor.

3. Evaluate Air Quality

If PM2.5 levels are above the predefined threshold, the system determines that the air purifier needs to be activated.

4. Activate Air Purifier

Upon confirmation of high PM2.5 levels, the air purifier is automatically turned on to clean the air.

5. Monitor Air Quality

The air quality continues to be monitored while the purifier operates to ensure optimal conditions.

Postconditions

After the capability completes, the air purifier is running, improving the air quality in the home, creating a healthier environment for guests and residents alike.

Optional Enhancements

• Integrate notifications to alert the homeowner when the air purifier is activated
• Add scheduling features to activate the air purifier at specific times
• Implement voice control to manually override the system as needed

Recommended Components

Source Examples

• Smart Home Solver (youtube)