Granted Patent B2

US 12,410,928 · App. 17/967,641 · Granted Sep 9, 2025

Inventors: Min Pang (Foshan, CN); Xiaoyong Hu (Foshan, CN); Jiwei Hei (Foshan, CN); Qifeng Fan (Foshan, CN); Liwei Luo (Foshan, CN); Chuang Lv (Foshan, CN); Biao Dai (Foshan, CN); Jingchun Liu (Foshan, CN)

Assignees: GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD.; MIDEA GROUP CO., LTD.

F24F11/47F24F11/58F24F11/65H02J3/003H02J13/00002F24F2140/50F24F2140/60H02J2310/14H02J2310/54H02J2310/60

Abstract

Claims (97)

1. An energy-saving control method comprising:

obtaining a demand instruction, the demand instruction being configured to indicate an energy-saving operation and a performing time slot of the energy-saving operation, and the energy-saving operation being determined based on load data of a power grid and being configured to reduce a load of the power grid;

detecting whether time reaches or is outside the performing time slot;

in response to detecting that the time reaches the performing time slot, controlling an authorized device to perform the energy-saving operation;

in response to detecting that the time is outside the performing time slot, controlling the authorized device to stop performing the energy-saving operation;

after the authorized device is controlled to perform the energy-saving operation:

starting to time a performing duration of the energy-saving operation;

obtaining feedback information on an operation status of the authorized device;

performing, based on the feedback information, a timing control on the performing duration of the energy-saving operation; and

after starting to time the performing duration of the energy-saving operation:

determining, in response to failing to obtain the feedback information, that a network of the authorized device is abnormal, and suspending timing the performing duration; and

accessing the authorized device periodically to obtain the feedback information until the feedback information is obtained, and then resuming timing the performing duration;

wherein the demand instruction is generated in response to a prediction based on an environmental parameter that power consumption of the authorized device is greater than an expected power consumption.

2. The energy-saving control method according to claim 1 , wherein performing the timing control includes:

determining, by comparing the feedback information with the energy-saving operation, whether a user manual operation configured to stop performing the energy-saving operation is detected by the authorized device;

continuing timing the performing duration in response to determining that the user manual operation fails to be detected; and

stopping timing the performing duration in response to determining that the user manual operation is detected.

3. The energy-saving control method according to claim 2 , wherein determining whether the user manual operation is detected by the authorized device includes:

determining, in response to the feedback information matching the energy-saving operation, that the user manual operation fails to be detected; and

determining, in response to the feedback information mismatching the energy-saving operation, that the user manual operation is detected.

4. The energy-saving control method according to claim 2 ,

wherein:

the demand instruction is further configured to indicate a device identifier of the authorized device; and

controlling the authorized device to perform the energy-saving operation includes:

generating, based on the energy-saving operation, an energy-saving task for the authorized device, the energy-saving task including the device identifier of the authorized device and a corresponding energy-saving operation; and

performing, in response to detecting that time reaches the performing time slot, the energy-saving task based on the device identifier of the authorized device;

the method further comprising, after determining whether the user manual operation is detected by the authorized device:

deleting, in response to determining that the user manual operation is detected, the energy-saving task; and

writing, in response to determining that the user manual operation fails to be detected, the feedback information into the energy-saving task.

5. The energy-saving control method according to claim 1 , further comprising: after starting to time the performing duration of the energy-saving operation:

stopping timing the performing duration in response to determining that an account bound to the authorized device is abnormal based on the feedback information.

6. The energy-saving control method according to claim 1 , further comprising:

in response to detecting that time is outside the performing time slot, stopping timing the performing duration of the energy-saving operation.

7. The energy-saving control method according to claim 1 , further comprising, after the timing control on the performing duration of the energy-saving operation is performed:

generating, based on the feedback information, performing status information on the energy-saving operation; and

feeding back at least the performing duration or the performing status information of the energy-saving operation to a transmitting end of the demand instruction.

8. The energy-saving control method according to claim 1 , wherein:

the authorized device includes an air conditioner in a region; and

obtaining the demand instruction includes:

obtaining power grid load data and air conditioner power consumption data in the region;

determining, based on the power grid load data and the air conditioner power consumption data, power consumption saving data; and

determining energy-saving operation data of the air conditioner based on the power consumption saving data, an air conditioner energy-saving parameter, and present operation data of the air conditioner in the region, the demand instruction including the energy-saving operation data of the air conditioner.

9. The energy-saving control method according to claim 8 , further comprising, before the power consumption saving data is determined:

determining whether the power grid load data satisfies a preset overload condition;

wherein determining the power consumption saving data includes:

determining, in response to the power grid load data satisfying the preset overload condition, the power consumption saving data based on the power grid load data and the air conditioner power consumption data.

10. The energy-saving control method according to claim 8 , wherein determining the energy-saving operation data includes:

determining, based on the power consumption saving data and the air conditioner power consumption data, a power consumption saving ratio;

determining, based on the power consumption saving ratio and a power consumption amount of the air conditioner, a power consumption saving amount of the air conditioner; and

determining the energy-saving operation data of the air conditioner based on the power consumption saving amount of the air conditioner, the air conditioner energy-saving parameter, and the present operation data of the air conditioner.

11. The energy-saving control method according to claim 8 , wherein determining the energy-saving operation data of the air conditioner includes:

determining, based on the power consumption saving data and the power consumption amount of the air conditioner in the region, the power consumption saving amount of the air conditioner; and

determining the energy-saving operation data of the air conditioner based on the power consumption saving amount of the air conditioner, the air conditioner energy-saving parameter, and the present operation data of the air conditioner.

12. The energy-saving control method according to claim 11 , wherein:

the air conditioner energy-saving parameter includes a plurality of air conditioner parameters, and energy-saving amounts corresponding to a plurality of parameter changing statuses of each of the plurality of air conditioner parameters; and

determining the energy-saving operation data of the air conditioner based on the power consumption saving amount of the air conditioner, the air conditioner energy-saving parameter, and the present operation data of the air conditioner includes:

determining change information on each of the plurality of air conditioner parameters of the air conditioner based on the power consumption saving amount and the present operation data of the air conditioner, and the energy-saving amounts corresponding to the plurality of parameter changing statuses of each of the plurality of air conditioner parameters; and

determining, based on the present operation data of the air conditioner and the change information on each of the plurality of air conditioner parameters of the air conditioner, the energy-saving operation data of the air conditioner.

13. The energy-saving control method according to claim 12 , wherein:

the air conditioner energy-saving parameter further includes weights of the plurality of air conditioner parameters; and

determining the change information on each of the plurality of air conditioner parameters of the air conditioner based on the power consumption saving amount and the present operation data of the air conditioner, and the energy-saving amounts corresponding to the plurality of parameter changing statuses of each of the plurality of air conditioner parameters includes:

determining the change information on each of the plurality of air conditioner parameter of the air conditioner by sequentially changing each of the plurality of air conditioner parameters of the air conditioner in a descending order of the weights.

14. A server device comprising:

a memory storing a computer program; and

a processor configured to execute the computer program to:

obtain a demand instruction, the demand instruction being configured to indicate an energy-saving operation and a performing time slot of the energy-saving operation, and the energy-saving operation being determined based on load data of a power grid and being configured to reduce a load of the power grid;

detect whether time reaches or is outside the performing time slot;

in response to detecting that the time reaches the performing time slot, control an authorized device to perform the energy-saving operation;

in response to detecting that the time is outside the performing time slot, control the authorized device to stop performing the energy-saving operation;

after the authorized device is controlled to perform the energy-saving operation:

start to time a performing duration of the energy-saving operation;

obtain feedback information on an operation status of the authorized device;

perform, based on the feedback information, a timing control on the performing duration of the energy-saving operation; and

after starting to time the performing duration of the energy-saving operation:

determine, in response to failing to obtain the feedback information, that a network of the authorized device is abnormal, and suspend timing the performing duration; and

access the authorized device periodically to obtain the feedback information until the feedback information is obtained, and then resume timing the performing duration;

wherein the demand instruction is generated in response to a prediction based on an environmental parameter that power consumption of the authorized device is greater than an expected power consumption.

15. An energy-saving control method comprising:

obtaining, by an authorized device, a first control message from a server, the first control message being transmitted in response to detecting that time reaches a performing time slot indicated by a demand instruction; in response to obtaining the first control message, performing, by the authorized device, an energy-saving operation indicated by the first control message, the energy-saving operation being determined based on load data of a power grid and being configured to reduce a load of the power grid;

obtaining, by the authorized device, a second control message, the second control message being transmitted in response to detecting that time is outside the performing time slot indicated by the demand instruction; and in response to obtaining the second control message, stopping, by the authorized device, performing the energy-saving operation based on the second control message; and

after the authorized device performs the energy-saving operation:

obtaining feedback information on an operation status of the authorized device;

performing, based on the feedback information, a timing control on a performing duration of the energy-saving operation, wherein timing of the performing duration of the energy-saving operation is started after the authorized device is controlled to perform the energy-saving operation;

wherein:

the demand instruction is generated in response to a prediction based on an environmental parameter that power consumption of the authorized device is greater than an expected power consumption; and

after the timing of the performing duration of the energy-saving operation is started:

in response to a network of the authorized device being abnormal, the timing of the performing duration is suspended; and

in response to the feedback information being successfully accessed by the server, the timing of the performing duration is resumed.

16. The energy-saving control method according to claim 15 , further comprising, after the energy-saving operation is performed:

detecting a user manual operation;

generating, in response to the user manual operation, the feedback information on the operation status of the authorized device; and

transmitting the feedback information.

17. The energy-saving control method according to claim 16 , further comprising, after the user manual operation is detected:

in response to the user manual operation, stopping, by the authorized device, performing the energy-saving operation, and performing, by the authorized device, a control instruction indicated by the user manual operation.

18. A household appliance comprising:

a memory storing a computer program; and

a processor configured to execute the computer program to perform the method of claim 15 .

Assignments (1)

Priority Claims (2)

Continuity (2)

References Cited (46)