Air conditioner heating control method and control device

A control method and technology of a control device are applied in the directions of space heating and ventilation control input, control input involving air characteristics, heating method, etc., which can solve the problems of slow heating and uncomfortable heating of air conditioners, and achieve temperature adjustment The effect of high speed, high outlet air temperature, and improved heating performance

Active Publication Date: 2020-04-24
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2
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  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The object of the present invention is to provide a heating control method and control device for an air conditioner, which can solve the problem of uncomfortable heating caused by slow heating of existing air conditioners

Method used

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  • Air conditioner heating control method and control device
  • Air conditioner heating control method and control device
  • Air conditioner heating control method and control device

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Embodiment Construction

[0048] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.

[0049] See figure 1 , which is a flowchart of an embodiment of the heating control method for an air conditioner based on the present invention.

[0050] Such as figure 1 As shown, the specific process of realizing heating control in this embodiment is as follows:

[0051] Step 11: The air conditioner operates in heating mode, acquires the indoor temperature, and compares the indoor temperature with the first indoor temperature threshold.

[0052] Specifically, the indoor temperature refers to the indoor temperature of the room where the air conditioner is located, which is acquired in real time according to a set frequency when the air conditioner is turned on and running in a heating mode. Acquisition of the indoor temperature can be achieved ...

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Abstract

A heating control method and device for an air conditioner. The method comprises: during heating operation of the air conditioner, obtaining the indoor temperature, and comparing the indoor temperature with a first indoor temperature threshold; and if the indoor temperature is not higher than the first indoor temperature threshold, executing the following dual PID control: calculating the temperature difference between the indoor temperature and the set target indoor temperature to obtain an indoor temperature difference, and performing room temperature PID calculation according to the indoor temperature difference to obtain a first target frequency; calculating the temperature difference between the coil temperature and the target coil temperature to obtain a coil temperature difference, and performing coil temperature PID calculation according to the coil temperature difference to obtain a second target frequency; and selecting the larger one of the first target frequency and the second target frequency as the frequency of the indoor unit to control a compressor of the air conditioner, the target coil temperature being determined according to the set target indoor temperature. The method can solve the problem of the existing air conditioner of uncomfortable heating temperature caused by slow heating speed thereof.

Description

technical field [0001] The invention belongs to the technical field of air conditioning, and in particular relates to the control of an air conditioner, and more specifically relates to a heating control method and a control device for an air conditioner. Background technique [0002] In the cold winter, air conditioners are the main way of heating in areas without heating conditions or in cold weather where heating is stopped. [0003] During the heating operation of the existing air conditioners, the frequency of the compressor is controlled according to the difference between the indoor temperature and the set indoor target temperature. If the frequency of the compressor obtained according to the difference between the indoor temperature and the set indoor target temperature is not large enough, the indoor temperature will rise slowly, and the indoor temperature will still be low for a long time after starting up, which cannot make people feel comfortable quickly, especia...

Claims

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Application Information

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Patent Type & AuthorityPatents(China)
IPC IPC(8): F24F11/64F24F11/86F24F110/10F24F140/20
CPCF24F11/30F24F11/64F24F11/83F24F11/85F24F2110/10F24F2140/20
Inventor刘聚科徐贝贝许国景
OwnerQINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD