Air-conditioning apparatus control device

Patent metadata

Field	Value
Publication number	US-12474075-B2
Application number	US-202118267107-A
Country	US
Kind code	B2
Filing date	Jan 14, 2021
Priority date	Jan 14, 2021
Publication date	Nov 18, 2025
Grant date	Nov 18, 2025

Abstract

An air-conditioning apparatus control device that controls an air-conditioning apparatus and includes an airflow side model construction unit configured to construct an airflow side model, an equipment side model construction unit configured to construct an equipment side model, a coupled optimization execution unit having an objective function calculation unit that calculates a value of an objective function for the air-conditioned space and a sensitivity derivation unit that derives sensitivity, which is change in the objective function when a control variable is changed, and configured to calculate an optimum solution by optimizing the objective function based on the airflow side model and the objective function based on the equipment side model, and a control target value determination unit configured to determine a control target value for the air-conditioning apparatus from the optimum solution.

First claim

The invention claimed is:

1 . An air-conditioning apparatus control device configured to control an air-conditioning apparatus performing air conditioning in an air-conditioned space, comprising:
airflow side model construction circuitry configured to construct an airflow side model for simulating a heating energy environment in the air-conditioned space; equipment side model construction circuitry configured to construct an equipment side model for simulating a restriction of behavior of a device that the air-conditioning apparatus has and for simulating a capacity of the device; coupled optimization execution circuitry having objective function calculation circuitry that is configured to calculate a value of an objective function for the air-conditioned space and configured to determine a coefficient that weights the objecting function based on the equipment side model for the objective function based on the airflow side model, and sensitivity derivation circuitry that derives sensitivity, which is change in the objective function when a control variable is changed, the coupled optimization execution circuitry being configured to calculate an optimum solution by optimizing the objective function based on the airflow side model and the objective function based on the equipment side model by using an inverse analysis method; control target value determination circuitry configured to determine a control target value for the air-conditioning apparatus from the optimum solution; and an air-conditioning control command circuitry configured to cause an actual temperature in the air-conditioned space to follow the control target value.

2 . The air-conditioning apparatus control device of claim 1 , further comprising:
target region specification circuitry configured to specify an air-conditioned region in which air conditioning is performed within the air-conditioned space; and temperature sensor extraction circuitry configured to extract, from a plurality of temperature sensors installed in the air-conditioned space, a temperature sensor detecting a temperature in which the heating energy environment of the air-conditioned region is reflected, wherein the objective function calculation circuitry is configured to calculate a value of the objective function for the air-conditioned region in the air-conditioned space.

3 . The air-conditioning apparatus control device of claim 2 , further comprising:
figure determination circuitry configured to detect a position of a human figure in the air-conditioned space, wherein the target region specification circuitry specifies the position of the human figure detected by the figure determination circuitry as the air-conditioned region.

4 . The air-conditioning apparatus control device of claim 2 , further comprising:
terminal information acquisition circuitry configured to detect a position of a terminal device located in the air-conditioned space, wherein the target region specification circuitry specifies the position of the terminal device obtained by the terminal information acquisition circuitry as the air-conditioned region.

5 . The air-conditioning apparatus control device of claim 1 , further comprising:
scalar model construction circuitry configured to construct a scalar model using a passive scalar distribution, wherein the objective function calculation circuitry is configured to calculate the objective function including the scalar model.

6 . The air-conditioning apparatus control device of claim 2 , further comprising:
scalar model construction circuitry configured to construct a scalar model using a passive scalar distribution, wherein the objective function calculation circuitry is configured to calculate a value of the objective function including the scalar model.

7 . The air-conditioning apparatus control device of claim 3 , further comprising:
scalar model construction circuitry configured to construct a scalar model using a passive scalar distribution circuitry, wherein the objective function calculation circuitry is configured to calculate a value of the objective function including the scalar model.

8 . The air-conditioning apparatus control device of claim 4 , further comprising:
scalar model construction circuitry configured to construct a scalar model using a passive scalar distribution, wherein the objective function calculation circuitry calculates a value of the objective function including the scalar model.

9 . An air-conditioning apparatus control device configured to control an air-conditioning apparatus performing air conditioning in an air-conditioned space, comprising:
airflow side model construction circuitry configured to construct an airflow side model for simulating a heating energy environment in the air-conditioned space; equipment side model construction circuitry configured to construct an equipment side model for simulating a restriction of behavior of a device that the air-conditioning apparatus has and for simulating a capacity of the device; scalar model construction circuitry configured to construct a scalar model using a passive scalar distribution; coupled optimization execution circuitry having objective function calculation circuitry that is configured to calculate a value of an objective function including the scalar model for the air-conditioned space and sensitivity derivation circuitry that derives sensitivity, which is change in the objective function when a control variable is changed, the coupled optimization execution circuitry being configured to calculate an optimum solution by optimizing the objective function based on the airflow side model and the objective function based on the equipment side model by using an inverse analysis method; control target value determination circuitry configured to determine a control target value for the air-conditioning apparatus from the optimum solution; and an air-conditioning control command circuitry configured to cause an actual temperature in the air-conditioned space to follow the control target value.

Assignees

• Mitsubishi Electric Corp

Inventors

• Tanaka Ryuta
• Motodani Mio

Classifications

• F24F2110/10

  Temperature · CPC title

• F24F2120/12

  Position of occupants · CPC title

• G05D23/1932

  to control the temperature of a plurality of spaces · CPC title

• F24F11/64

  using pre-stored data · CPC title

• F24F11/63 Primary

  Electronic processing · CPC title