作者：Grzegorz Wojciechowski 3 年以前
170
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air outside is poor quality
pollen flowers is in the air
it's a flowers pollen time
they live nearby source of pollution which makes air quality go down for some time
they live on polluted areas where air is poor quality for most of the year or heating season
air inside is poor quality
pollen flowers got inside
poor quality air gets from outside to inside
people ventilate house when air outisde is poor quality
people don't know that air outside is poor quality
animals' fur is in the air
it's a time when animals' fur fall out
dust and dust mites are in the air
air purifier was not run for a while
mould is on the walls or equipment
air inside is too humid for a long time or very often
person breed pot plants
ventilation does not work correctly
air is not removed from a kitchen or bathroom
exhausted air does not flow through an air valve
air valve is not set correctly
person don't know it have to be regulated and how
it's been blocked on purpose
smells from other apartments get in
a person have today a feeling of air draft
the other day a person had an impression of air draft and decreased air flow ad forget to unlock
chimney is blocked
it's been not cleaned for a while
nobody called chimney-sweep
automatic chimney sweep call when chimney is detected to be blocked. Blocked chimney detection can be done with air flow measurements across multiple apartments in the block
people forget because it's rare activity
air is not supplied to a room
air is not supplied from one room to another
air does not flow between rooms
doors don't have vents
person don't know doors have to have vents
doors are too tight and don't allow the air to flow through
system could get calibration by closing/opening windows and doors and measure air flow in order to assess if windows and doors between rooms supply enough air
person don't know that doors are too tight
air is not supplied from outside to the house
air does not flow through a window
supply air window regulator does not allow the air to flow through
regulator is broken
person don't know regulator is broken
regulator is dirty
person don't know regulaors have to be cleaned
person don't know regulator is dirty
based on air quality system can suggest to clean regulator after period of time
supply air window regulator is set incorrectly
person did not know what is the correct setting of regulator
notify what is the correct setting
person did not know regulator have to be adjusted
recommend to adjust air valve
notify that air supply valve is set incorrectly
automatically adjustable air valves for supplied and exhausted air
windows are too tight and don't allow the air to flow through
house owner mounted too tight windows
owner did not know
home developer mounted too tight windows
recommend to mount air valves
recommend to clain compensation from developer or fix the issue
developer did not know
bad construction
gravity force ventilation does not work during summer time
people take bath/shower
people dry the loundry
recommend to buy clothes dryer
notify about frequent humidity increase
need to do room renovation
need to renovate or buy new equipment
outdate heating and cooling system
air is too dry
analyze trends and recommend to run himidifier in specific times to achieve good humidity for specific activity like sleeping
recommend to start humidifier
notify that air is to dry
air is too humid
humid lifter broken or in mode to still increasing humidity
person took a hot bath
cooking
automatically turn on cooker hood and set the right level of power
discover that air composition changes CH₄+2O₂---->CO₂+2H₂O Oxygen goes down, CO2 and humidity goes up
automatically adjust air valves to increase air flow but only through kithen
laundry
many people in small room increase humidity while their breath
recommend to increase air flow
notify about ocasional humidity increase
air smells very bad
stench hovers in the air
smell comes from spoiled food
smell comes from toilet
automatically adjust air valves to increase air flow but only through toilet
smell comes from trash
smoke is in the air
person smoke cigarettes
smoke gets inside the house from outside
ventilate house when there is somek outisde
people don't know when to ventilate
users don't know about smoke
smoke comes out of fireplace
it's been opened to increase air flow and not closed
notify abou opened fireplace glasst
discover that air flow is dirupted
person forget to close window door
it;s been opened to add wood and closed
something is burning
notify with sound and to a mobile about burn
food while cooking
person is cooking
smells are in the air for a long time
air does not circulate
smell from other apartments get in
air flow in ventilation system has been disturbed
what disturb air flow?
air is stuffy
there's a lot of people in the room
automatically adjust air valves to increase air flow
recommend to increase air flow until the air is back again goof. Then recommend to close the window
thanks to movement sensor figure out that there's many people
poor air quality inside
