Current transformer, method for distributing electric energy using same, and electric energy distribution system

Patent metadata

Field	Value
Publication number	US-12199430-B2
Application number	US-201917288112-A
Country	US
Kind code	B2
Filing date	Sep 11, 2019
Priority date	Oct 24, 2018
Publication date	Jan 14, 2025
Grant date	Jan 14, 2025

Abstract

The present disclosure provides a current transformer, a method for distributing electric energy using the same, and an electric energy distribution system, and relates to the technical field of household appliances. The method includes: calculating distribution coefficients of energy required for loads according to the number of the loads and rated energy demands of the respective loads; acquiring energy demand ranges of the loads; and distributing energy to the loads according to the energy demand ranges and the distribution coefficients based on energy of a power supply end.

First claim

What is claimed is:

1. A method for distributing electric energy using a current transformer, comprising:
calculating a plurality of distribution coefficients of energy required by a plurality of loads according to the number of the plurality of loads and a plurality of rated energy demands of the respective plurality of loads;
acquiring a plurality of energy demand ranges of the plurality of loads; and
distributing energy to the plurality of loads according to the plurality of energy demand ranges and the plurality of distribution coefficients based on energy of a power supply end,
wherein based on energy of a power supply end, distributing energy to the plurality of loads according to the plurality of energy demand ranges and the plurality of distribution coefficients comprises:
acquiring initial distributable energy of the power supply end;
pre-distributing energy to the plurality of loads according to the plurality of distribution coefficients and the initial distributable energy;
obtaining final distributable energy of the power supply end according to the initial distributable energy and the plurality of energy demand ranges of the respective plurality of loads; and
based on the final distributable energy of the power supply end, adjusting the pre-distributed energy to the plurality of loads according to the distribution coefficients, or
wherein based on energy of a power supply end, distributing energy to the plurality of loads according to the plurality of energy demand ranges and the plurality of distribution coefficients comprises:
acquiring initial distributable energy of the power supply end;
pre-distributing energy to the plurality of loads according to the plurality of distribution coefficients and the initial distributable energy;
adjusting the energy of the power supply end according to the plurality of energy demand ranges and the plurality of distribution coefficients;
calculating the remaining energy of the power supply end after adjustment; and
distributing the remaining energy of the power supply end after adjustment to the plurality of loads according to the plurality of distribution coefficients,
wherein the loads comprise air conditioners, and acquiring energy demand ranges of the loads comprises:
acquiring operating data of each of the air conditioners; and
based on the operating data and preset operating parameters, determining the energy demand range of each of the air conditioners,
wherein the operating data comprises an operating mode of the air conditioner; and the preset operating parameters comprise indoor temperature ranges in different operating modes.

2. A non-volatile non-transitory computer readable storage medium storing computer program instructions, wherein the instructions, when executed by a processor, implement the method for distributing electric energy using the current transformer of claim 1 .

3. The method for distributing electric energy using the current transformer of claim 1 , wherein the plurality of loads comprise a plurality of air conditioners; and
acquiring the plurality of energy demand ranges of the plurality of loads comprises:
acquiring operating data for each of the plurality of air conditioners; and
based on the operating data and a plurality of preset operating parameters, determining an energy demand range of each of the plurality of air conditioners.

4. The method for distributing electric energy using the current transformer of claim 1 , wherein the plurality of loads comprise a plurality of air conditioners; and
acquiring the plurality of energy demand ranges of the plurality of loads comprises:
acquiring operating data for each of the plurality of air conditioners; and
based on the operating data and a plurality of preset operating parameters, determining an energy demand range of each of the plurality of air conditioners.

5. A current transformer, comprising:
a calculation module, configured to obtain a plurality of distribution coefficients of energy required for a plurality of loads according to the number of the plurality of loads and a plurality of rated energy demands of the respective plurality of loads;
an acquisition module configured to acquire a plurality of energy demand ranges of the respective plurality of loads; and
a distribution module configured to distribute energy to the plurality of loads according to the plurality of energy demand ranges and the plurality of distribution coefficients based on energy of a power supply end,
wherein based on energy of a power supply end, distributing energy to the plurality of loads according to the plurality of energy demand ranges and the plurality of distribution coefficients comprises:
acquiring initial distributable energy of the power supply end;
pre-distributing energy to the plurality of loads according to the plurality of distribution coefficients and the initial distributable energy;
obtaining final distributable energy of the power supply end according to the initial distributable energy and the plurality of energy demand ranges of the respective plurality of loads; and
based on the final distributable energy of the power supply end, adjusting the pre-distributed energy to the plurality of loads according to the distribution coefficients, or
wherein based on energy of a power supply end, distributing energy to the plurality of loads according to the plurality of energy demand ranges and the plurality of distribution coefficients comprises:
acquiring initial distributable energy of the power supply end;
pre-distributing energy to the plurality of loads according to the plurality of distribution coefficients and the initial distributable energy;
adjusting the energy of the power supply end according to the plurality of energy demand ranges and the plurality of distribution coefficients;
calculating the remaining energy of the power supply end after adjustment; and
distributing the remaining energy of the power supply end after adjustment to the plurality of loads according to the plurality of distribution coefficients,
wherein the loads comprise air conditioners, and acquiring energy demand ranges of the loads comprises:
acquiring operating data of each of the air conditioners; and
based on the operating data and preset operating parameters, determining the energy demand range of each of the air conditioners,
wherein the operating data comprises an operating mode of the air conditioner; and the preset operating parameters comprise indoor temperature ranges in different operating modes.

6. An electric energy distribution system, comprising:
a plurality of air conditioners;
the current transformer of claim 5 , wherein a first end is configured to be electrically connected to a power supply end, and a second end is electrically connected to the plurality of air conditioners; and
a communication device configured to implement communication between the current transformer and the plurality of air conditioners.

7. A current transformer, comprising:
at least one processor; and
a memory, communicatively connected with the at least one processor, wherein the at least one processor is configured to execute a method for distributing electric energy using a current transformer based on instructions stored in the memory;
wherein the method for distributing electric energy using the current transformer comprises:
calculating a plurality of distribution coefficients of energy required for a plurality of loads according to the number of the plurality of loads and a plurality of rated energy demands of the respective plurality of loads;
acquiring a plurality of energy demand ranges of the plurality of loads; and
based on energy of a power supply end, distributing energy to the plurality of loads ac

Assignees

• Gree Electric Appliances Inc Zhuhai

Inventors

• Zhang Xuefen
• Zhao Zhigang
• Chen Ningning
• Li Meng
• Qu Dongrui
• Feng Chongyang
• Liu Han

Classifications

• H02J3/17

  Demand-responsive operation of AC power transmission or distribution networks · CPC title

• H02J2105/50

  for selectively controlling the operation of the loads · CPC title

• H02J2105/12

  supplying households or buildings · CPC title

• Y02B70/3225

  Demand response systems, e.g. load shedding, peak shaving · CPC title

• Y02B70/30

  Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level · CPC title