Unlock instant, AI-driven research and patent intelligence for your innovation.

A control method and device for an air conditioning unit

An air-conditioning unit and state parameter technology, which is applied in heating and ventilation control systems, mechanical equipment, heating and ventilation safety systems, etc., can solve the problems of energy consumption waste of air-conditioning units, and achieve the effect of solving the waste of energy consumption

Active Publication Date: 2019-10-01
GREE ELECTRIC APPLIANCES INC
View PDF2 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Embodiments of the present invention provide a control method and device for an air-conditioning unit to realize automatic adjustment and control of fresh air volume according to different working environments of the air-conditioning unit, so as to maximize the use of fresh air as a cooling source or heat source and solve the problem of energy consumption of the air-conditioning unit. problem of wasting

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • A control method and device for an air conditioning unit
  • A control method and device for an air conditioning unit
  • A control method and device for an air conditioning unit

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] figure 2 It is a flow chart of a control method for an air conditioning unit provided in Embodiment 1 of the present invention. This embodiment is applicable to the situation of controlling the fresh air volume of the air-conditioning unit, and the method may be executed by a control device of the air-conditioning unit, and the device may be implemented by software and / or hardware. see figure 2 , the control method of the air conditioning unit provided by the embodiment of the present invention includes:

[0023] S110. Acquire working environment state parameters of the air conditioning unit, wherein the working environment state parameters at least include outdoor fresh air temperature.

[0024] Among them, the working environment state parameters may include relevant working parameters in the air conditioning unit, for example, the working state of the air conditioning unit, the temperature of the working condition conversion set point, the indoor temperature, the...

Embodiment 2

[0048] image 3 It is a flow chart of an air conditioning unit control method provided by Embodiment 2 of the present invention. In this embodiment, on the basis of the above-mentioned embodiments, the optional scheme proposed for the case where the working state of the air conditioning unit is refrigeration, see image 3 , the control method of the air conditioning unit provided in this embodiment includes:

[0049] S210. Obtain the working environment state parameters of the air conditioning unit, wherein the working environment state parameters include at least the working state, outdoor fresh air temperature, indoor temperature, outdoor fresh air enthalpy, enthalpy of working condition conversion set point, and outdoor fresh air absolute humidity and the absolute indoor humidity.

[0050] S220. If the working state is cooling, the outdoor fresh air temperature is greater than the indoor temperature, and the absolute humidity content of the outdoor fresh air is less than ...

Embodiment 3

[0054] Figure 4 It is a flow chart of a control method for an air conditioning unit provided in Embodiment 3 of the present invention. On the basis of the above-mentioned embodiments, this embodiment proposes an optional solution for the case where the working state of the air conditioning unit is heating, see Figure 4 , the control method of the air conditioning unit provided in this embodiment includes:

[0055] S310. Obtain the working environment state parameters of the air conditioning unit, wherein the working environment state parameters at least include outdoor fresh air temperature, outdoor fresh air absolute humidity, outdoor fresh air enthalpy, fresh air valve maximum opening, fresh air valve minimum opening, return air valve The maximum opening, the minimum opening of the return air valve, the enthalpy value of the working condition conversion set point, the indoor temperature and the absolute indoor humidity.

[0056] Specifically, the maximum opening degree o...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The embodiment of the invention discloses an air conditioning unit control method and device, and relates to the field of combined type air conditioning units. The method includes the steps that work environment state parameters of an air conditioning unit are obtained, wherein the work environment state parameters at least comprise outdoor fresh air temperature; and according to the work environment state parameters, the amount of fresh air entering the air conditioning unit is controlled. By means of the air conditioning unit control method and device in the embodiment, automatic adjustment on and control over the amount of the fresh air according to different work environments of the air conditioning unit are achieved, the fresh air can be used as a cold source or a heat source to the maximum degree, the problem of waste of energy consumption of the air conditioning unit is solved.

Description

technical field [0001] The embodiments of the present invention relate to the field of combined air conditioning units, and in particular to a control method and device for the air conditioning unit. Background technique [0002] The combined air conditioning unit is a kind of air handling equipment assembled from various air handling functional sections. Suitable for air conditioning systems with resistance greater than 100Pa. figure 1 It is a structural schematic diagram of a combined air-conditioning unit in the prior art, see figure 1 , the working principle of this unit can be roughly described as: the fresh air and the return air respectively pass through the fresh air pipe 20 and the return air pipe 10 and enter the mixing section 31 under the control of the fresh air valve 21 and the return air valve 11 to be mixed, and the mixed gases are respectively Dust is filtered through the primary and medium efficiency filter section 32, the cooling and dehumidification of ...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Patents(China)
IPC IPC(8): F24F11/74F24F110/12
Inventor 莫湛彭延君赵冬冬陈业成帅明月
Owner GREE ELECTRIC APPLIANCES INC