System and method for managing air quality, and analysis server

Patent metadata

Field	Value
Publication number	US-10775068-B2
Application number	US-201716077579-A
Country	US
Kind code	B2
Filing date	Feb 17, 2017
Priority date	Feb 17, 2016
Publication date	Sep 15, 2020
Grant date	Sep 15, 2020

Abstract

A system and a method for managing an air quality, and an analysis server are provided. The system for managing an air quality includes an air cleaner for measuring the quality of ambient air, transmitting air quality measurement data, and controlling at least one of an air cleaning function, a dehumidification function, and a humidification function on the basis of a received solution; and an analysis server for analyzing the air quality measurement data, received from the air cleaner, to derive an air quality type and providing, to the air cleaner, the predefined solution, according to the derived air quality type.

First claim

The invention claimed is:

1. A system for managing air quality, comprising: an air cleaner configured to measure a quality of ambient air to transmit air quality measurement data in a space in which the air cleaner is installed, and to control at least one of an air cleaning function, a dehumidification function and a humidification function, based on a received customized solution for managing the quality of the space; and an analysis server configured to analyze the air quality measurement data received from the air cleaner to derive an air quality type, and to provide the customized solution based on the derived air quality type, to the air cleaner, wherein the customized solution includes a control method of the air cleaner corresponding to respective classified air quality types;
wherein the air cleaner includes:
a sensor device configured to measure the quality of ambient air;
a communication device configured to transmit the air quality measurement data to the analysis server;
a blowing device configured to allow external air to flow into the air cleaner; and
a display device configured to display information related to operations of the air cleaner,
wherein the air cleaner further includes at least one of a cleaning device, a dehumidifying device, and humidifying device,
wherein the cleaning device filters pollutants contained in air flowing into the air cleaner,
wherein the dehumidifying device removes moisture contained in the air flowing into the air cleaner, and
wherein the humidifying device supplies moisture to the air flowing into the air cleaner.

2. The system for managing air quality of claim 1 , wherein the analysis server is implemented by a computing device, wherein the analysis server comprises:
a data collector, of the computing device, communicating with the air cleaner, to collect the air quality measurement data;
an analyzer, of the computing device, analyzing the air quality measurement data to derive the air quality type;
a database storing the customized solution with respect to a plurality of preclassified air quality types; and
a solution provider, of the computing device, searching the database for the customized solution corresponding to the air quality type derived by the analyzer, and providing the customized solution to the air cleaner.

3. The system for managing air quality of claim 2 , wherein the analyzer, of the computing device, analyzes whether a time series pattern of a plurality of pieces of air quality measurement data measured for a predetermined period of time is similar to a time series pattern of the plurality of the preclassified air quality types, to derive the air quality type.

4. The system for managing air quality of claim 2 , wherein the customized solution comprises at least one of a ventilation method and a customized filter, defined for each air quality type.

5. The system for managing air quality of claim 4 , wherein the control method of the air cleaner comprises:
a control method of operating the air cleaner by increasing an air amount of the air cleaner when a dust concentration starts to increase and reaches a predetermined first reference value or higher in a time series pattern of dust concentrations for each air quality type, and then, returning the air amount of the air cleaner to a previous state when the dust concentration starts to decrease and falls below a predetermined second reference value; and
a control method of operating the air cleaner by decreasing an air amount of the air cleaner when the dust concentration starts to decrease and falls below a predetermined third reference value in the time series pattern of the dust concentrations, and then, returning the air amount of the air cleaner to a previous state when the dust concentration starts to increase and reaches a predetermined fourth reference value or higher.

6. The system for managing air quality of claim 4 , wherein the control method of the air cleaner comprises:
a control method of activating a dehumidification function when a humidity level starts to increase and reaches a predetermined sixth reference value or higher in a time series pattern of humidity for each air quality type, and then, stopping the dehumidification function when the humidity level starts to decrease; and
a control method of activating a humidification function when the humidity level starts to decrease and falls below a predetermined seventh reference value in the time series pattern of the humidity, and then, stopping the humidification function when the humidity level starts to increase.

7. The system for managing air quality of claim 4 , wherein the ventilation method comprises a ventilation notification, from a point in time at which a carbon dioxide concentration starts to increase and reaches a predetermined fifth reference value or higher, to a point in time at which the carbon dioxide concentration starts to decrease, in a time series pattern of carbon dioxide concentrations for each air quality type.

8. The system for managing air quality of claim 4 , wherein the customized solution further comprises at least one of a control method of an air conditioner or a ventilation device, a control method of a cooling device, and a control method of a heating device, defined for each air quality type.

9. The system for managing air quality of claim 8 , wherein the control method of the air conditioner or the ventilation device comprises a control method of increasing an air volume of the air conditioner or the ventilation device, from a point in time at which a carbon dioxide concentration starts to increase and reaches a predetermined fifth reference value or higher, to a point in time at which the carbon dioxide concentration starts to decrease, in a time series pattern of carbon dioxide concentrations for each air quality type.

10. The system for managing air quality of claim 8 , wherein the control method of the cooling device comprises a control method of operating the cooling device at a point in time at which a temperature is included within a predetermined upper ratio in a time-series pattern of seasonal temperatures, and
the control method of the heating device comprises a control method of operating the heating device at a point in time at which the temperature is included within a predetermined lower ratio in a time-series pattern of the seasonal temperatures.

11. The system for managing air quality of claim 2 , further comprising a user terminal receiving the solution from the analysis server to display the solution,
wherein the solution provider, of the computing device, provides the customized solution corresponding to the air quality type derived by the analyzer, to the user terminal.

12. A method of managing air quality, comprising: collecting a plurality of pieces of air quality measurement data measured, for a predetermined period of time, by an air cleaner through a wireless communication; deriving an air quality type by analyzing a time series pattern of the plurality of pieces of air quality measurement data; and providing a customized solution to the air cleaner, depending on the derived air quality type for managing a quality of a space in which the air cleaner is installed, wherein the customized solution includes a control method of the air cleaner corresponding to respective classified air quality types;
wherein the air cleaner includes:
a sensor device configured to measure the quality of ambient air;
a communication device configured to transmit the air quality measurement data to the analysis server;
a blowing device configured to allow external air to flow into the air cleaner; and
a display device configured to display

Assignees

• Coway Co Ltd

Inventors

• Lee Byong-Hyoek
• Kim Tae-Hyun
• Shin Ye-Suk
• Yun Hyun-Jun
• Kim Jong-Cheol
• Kang Sang-Hyeon

Classifications

• Y02B30/70

  Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating · CPC title

• B01D46/46

  automatic · CPC title

• B01D46/448

  by temperature measuring · CPC title

• B01D46/0038

  with means for influencing the odor, e.g. deodorizing substances · CPC title

• B01D46/442

  by measuring the concentration of particles · CPC title