IP Library › Granted Patent US 10,274,910
Granted Patent B2
US 10,274,910 · App. 14/647,486 · Granted Apr 30, 2019

Air-conditioning control system

Inventors: Atsuhiro Yabuta (Tokyo, JP); Shigeo Takata (Tokyo, JP)
Assignee: Mitsubishi Electric Corporation
G05B15/02F24F1/32F24F11/30F24F11/62F24F11/83F24F11/46F24F11/54F24F11/59F24F2110/00F24F2140/50F24F2140/60
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Quick Facts
Patent No.
US 10,274,910
App. No.
14/647,486
Granted
Apr 30, 2019
Kind
B2
Abstract

An air-conditioning control system, includes: an air-conditioning apparatus constructed by connecting one or a plurality of indoor units and one or a plurality of outdoor units by refrigerant pipes; a general-purpose device controller to which a general-purpose device that operates in cooperation with the air-conditioning apparatus is connected, configured to control the general-purpose device; and an energy management gateway, which is communicably connected to the air-conditioning apparatus and the general-purpose device controller through a transmission line, configured to control a device to be controlled, based on a signal related to communication.

Claims (51)

1. An air-conditioning control system, comprising:

an air-conditioning apparatus constructed by connecting one or a plurality of indoor units and one or a plurality of outdoor units by refrigerant pipes;

a general-purpose device controller to which a general-purpose device that operates in cooperation with the air-conditioning apparatus is connected, to control the general-purpose device; and

an energy management unit, which is communicably connected to the air-conditioning apparatus and the general-purpose device controller through a dedicated communication line, configured to control one or more previously registered general-purpose devices, based on a signal related to communication transmitted from the air-conditioning apparatus and the general-purpose device controller, wherein

the general-purpose device controller includes

a processing configuration device configured to perform processing for controlling the general-purpose device based on management information related to air-conditioning control, and

an interface configuration device configured to perform intermediary processing for transmitting and receiving the management information between the dedicated communication line and the processing configuration device, and

the interface configuration device is configured to

send a request to the one or more previously registered general-purpose devices to return necessary management information at the end of a first predetermined timer of a predetermined address management timer corresponding to previously stored management information,

determine whether a reply has been received corresponding to the management information of one or more of the previously registered general-purpose devices,

restore the management information corresponding to each of the previously registered general-purpose devices in response to an affirmative determination that the management information has been received, and

reset the first predetermined timer of the predetermined address management timer and increment a second predetermined timer of the predetermined address management timer in response to restoring the management information for one or more of the previously registered general-purpose devices,

transmit the management information corresponding to each of the previously registered general-purpose devices stored by the interface configuration device to the processing configuration device at an end of the second predetermined timer, wherein

the first predetermined timer controls execution of collection of management information by the interface configuration device, and

the second predetermined timer controls execution of transmission of a signal including the management information stored by the interface configuration device to the processing configuration device.

2. The air-conditioning control system of claim 1 , wherein when the interface configuration device receives a signal through the dedicated communication line after a management address and a content of information, which are related to the management information to be transmitted to the processing configuration device and belong to each device in the air-conditioning control system, are set, the interface configuration device determines the management address and the content of information that are included in the signal, and transmits the management information related to the setting to the processing configuration device.

3. An air-conditioning control system, comprising:

an air-conditioning apparatus constructed by connecting one or a plurality of indoor units and one or a plurality of outdoor units by refrigerant pipes;

a general-purpose device controller to which a general-purpose device that operates in cooperation with the air-conditioning apparatus is connected, to control the general-purpose device; and

an energy management unit, which is communicably connected to the air-conditioning apparatus and the general-purpose device controller through a dedicated communication line, configured to control one or more previously registered general-purpose devices, based on a signal related to communication transmitted from the air-conditioning apparatus and the general-purpose device controller, wherein

the general-purpose device controller includes

a processing configuration device configured to perform processing for controlling the general-purpose device based on management information related to air-conditioning control, and

an interface configuration device configured to perform intermediary processing for transmitting and receiving the management information between the dedicated communication line and the processing configuration device,

when the interface configuration device receives a signal through the dedicated communication line after a management address and a content of information, which are related to the management information to be transmitted to the processing configuration device and belong to each device in the air-conditioning control system, are set, the interface configuration device determines the management address and the content of information that are included in the signal, and transmits the management information related to the setting to the processing configuration device, and

the interface configuration device

controls the one or more previously registered general-purpose devices to request for returning the management information at an expiration of a first predetermined timer of a predetermined address management timer corresponding to previously stored management information, and

controls to perform collection processing on the management information by receiving a signal flowing through the dedicated communication line and determining whether or not the one or more previously registered general-purpose devices and the management information is necessary,

reset the first predetermined timer of the predetermined address management timer and increment a second predetermined timer of the predetermined address management timer in response to restoring the management information for one or more of the previously registered general-purpose devices, and

transmit the management information corresponding to each of the previously registered general-purpose devices stored by the interface configuration device to the processing configuration device at the end of the second predetermined timer, wherein

the first predetermined timer controls execution of collection of management information by the interface configuration device, and

the second predetermined timer controls execution of transmission of a signal including the management information stored by the interface configuration device to the processing configuration device.

4. The air-conditioning control system of claim 3 , wherein the interface configuration device transmits, to the processing configuration device, the management information obtained by the collection processing, at an expiration of a second predetermined timer of the predetermined address-management timer that is longer than the first predetermined cycle.

5. The air-conditioning control system of claim 1 , wherein the interface configuration device gives higher priority to processing for collecting the management information from the dedicated communication line and processing for transmitting the management information to the processing configuration device than to processing for transmitting the management information from the processing configuration device to the dedicated communication line.

6. The air-conditioning control system of claim 2 , wherein when it is determined that the signal transmitted through the dedicated communication line is a signal from a device corresponding to a new source address, the interface configuration device sets, as the management address, an address determined to be an address which is related to a device within a range previously set to be managed and with which the setting is not canceled yet.

7. The air-conditioning control system of claim 1 ,

wherein the processing configuration device includes processing a control device for performing processing related to the management information, and

wherein the processing control device is formed with an updatable program module.

8. The air-conditioning control system of claim 1 , wherein

the management information includes at least a source address and a destination address of the corresponding general-purpose device.

9. The air-conditioning control system of claim 3 , wherein

the management information includes at least a source address and a destination address of the corresponding general-purpose device.

10. An air-conditioning control system, comprising:

an air-conditioning apparatus constructed by connecting one or a plurality of indoor units and one or a plurality of outdoor units by refrigerant pipes;

a general-purpose device controller to which a general-purpose device is connected, to control the general-purpose device connected;

an energy management unit configured to control the air-conditioning apparatus and to control the general purpose device through the general-purpose device controller; and

a dedicated communication line which is communicably connected among at least the air-conditioning apparatus, the general-purpose device controller and the energy management unit, respectively, wherein

the general-purpose device controller includes

an interface configuration unit configured to receive a signal from the dedicated communication line, select necessary management information for controlling the general purpose device from the signal, perform collection processing on the management information based on a first predetermined timer, increment a second predetermined timer in response to the first predetermined timer being reset upon receiving and storing the management information,

a processing configuration unit configured to receive the management information processed by the interface configuration unit at an end of the second predetermined timer and control the general-purpose device based on the management information received,

the first predetermined timer controls execution of collection of management information by the interface configuration device, and

the second predetermined timer controls execution of transmission of a signal including the management information stored by the interface configuration device to the processing configuration device.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 27, 2015
From: YABUTA, ATSUHIRO; TAKATA, SHIGEO
To: MITSUBISHI ELECTRIC CORPORATION
Reel/Frame 035718/0439 →
Continuity (1)
Related Publication 20150316281A1 · Nov 5, 2015