CN112665235A - Air conditioner fresh air volume control method, device and system - Google Patents
Air conditioner fresh air volume control method, device and system Download PDFInfo
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Abstract
The application relates to a fresh air volume control method, a device and a system of an air conditioner, wherein the fresh air volume control method of the air conditioner comprises the steps of starting a fan frequency, a fresh air valve opening degree and a return air valve opening degree according to an initial set value and obtaining a fresh air volume measured value; comparing the measured value with a preset target value to obtain a comparison result; and adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions. The invention can set a target value according to periodic data preset and stored by a user, and controls and adjusts the fresh air quantity entering the room by monitoring the air quality state in the breeding room, thereby providing stable fresh air supply quantity for the breeding room, further improving the air quality in the house and realizing automatic monitoring and intelligent energy-saving control of the environment in the breeding room.
Description
Technical Field
The application relates to the technical field of air conditioner fresh air volume control, in particular to a method, a device and a system for controlling air conditioner fresh air volume.
Background
The air conditioning system not only can control the temperature and humidity of the indoor environment, but also can provide enough outdoor fresh air (called fresh air for short) for the environment. The fresh air quantity is the fresh air introduced from the outdoor to the indoor, and is different from the indoor return air. The fresh air volume is an important standard for measuring the indoor air quality, directly influences the air circulation and the indoor air pollution degree, holds the indoor fresh air volume, ensures the indoor air management and creates a good and healthy indoor environment.
In the related art, the chicken industry is undergoing a large-scale building raising stage. Due to the high-speed development of the chicken raising industry, the fresh air quantity in a breeding room can not meet the requirement, so that the problems of substandard indoor air quality, environmental pollution and the like are caused. However, no method for controlling fresh air of the special air conditioner for cultivation is available at present to solve the problem that the indoor air quality of cultivation does not meet the requirement.
Disclosure of Invention
In view of the above, the present invention provides a method, a device and a system for controlling fresh air volume of an air conditioner to solve the problem in the prior art that the air quality in a cultivation room does not meet the requirement.
In order to achieve the purpose, the invention adopts the following technical scheme: a fresh air volume control method of an air conditioner comprises the following steps:
starting the fan frequency, the opening of the fresh air valve and the opening of the return air valve according to an initial set value and acquiring a fresh air volume measured value;
comparing the measured value with a preset target value to obtain a comparison result;
and adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions.
Further, a fresh air volume measured value is collected by adopting a sensing sensor group;
the sensing sensor group includes: temperature and humidity sensors, CO2 sensors and wind speed sensors.
Further, the comparison result includes:
a target value with an actual measurement value greater than K times;
a target value having an actual measurement value of K times or more;
the measured value is greater than the target value multiplied by K' and less than the target value;
wherein, K is more than 1 and less than 2, and K' is less than 1.
Further, adjusting the fan frequency according to the comparison result and a preset adjustment condition, including:
when the measured value is larger than the target value of K times and the opening of the return air valve is maximum, reducing the set value of the fan frequency;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2When the concentration target value is reached, increasing the set value of the fan frequency;
and when the measured value is larger than the target value multiplied by K' and smaller than the target value, increasing the set value of the fan frequency.
Further, the adjusting the opening of the fresh air valve according to the comparison result and the preset adjusting condition includes:
when the measured value is larger than the target value of K times, the fan frequency is minimum, and the opening of the return air valve is maximum, reducing the set value of the opening of the fresh air valve;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2When the concentration target value is reached, the set value of the opening of the fresh air valve is increased;
and when the actual measurement value is larger than the target value which is K' times and smaller than the target value and the fan frequency is maximum, increasing the set value of the opening of the fresh air valve.
Further, adjusting the opening of the air return valve according to the comparison result and a preset adjusting condition comprises:
when the actual measurement value is larger than the target value of K times, the set value of the opening degree of the air return valve is increased;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2Setting for reducing opening of air return valve at target concentrationFixing the value;
and when the actual measurement value is larger than the target value which is K' times and smaller than the target value, the fan frequency is maximum, and the opening of the fresh air valve is maximum, the set value of the opening of the return air valve is reduced.
Further, still include:
presetting the adjusting periods of the fan frequency, the opening of a fresh air valve and the opening of a return air valve;
when the adjusting period is reached, adjusting the set values of the fan frequency, the opening of the fresh air valve and the opening of the return air valve for the first time;
and maintaining the current set values of the fan frequency, the opening of the fresh air valve and the opening of the return air valve after adjustment until the next adjustment period comes.
Further, still include:
judging whether the difference value between the measured value and the set value exceeds a preset error range or not;
if the measured value exceeds the preset target value, continuing to compare the measured value with the preset target value;
otherwise, the current fan frequency, the opening of the fresh air valve and the opening of the return air valve are maintained.
The embodiment of the application provides an air conditioner fresh air volume controlling means includes:
the acquisition module is used for starting the fan frequency, the opening of the fresh air valve and the opening of the return air valve by an initial set value and acquiring a fresh air volume measured value;
the comparison module is used for comparing the measured value with a preset target value to obtain a comparison result;
and the adjusting module is used for adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjusting conditions.
The embodiment of the application provides an air conditioner fresh air volume control system, includes:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to:
starting the fan frequency, the opening of the fresh air valve and the opening of the return air valve according to an initial set value and acquiring a fresh air volume measured value;
comparing the measured value with a preset target value to obtain a comparison result;
and adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions.
The technical scheme provided by the embodiment of the application can have the following beneficial effects:
the application provides a method, a device and a system for controlling the fresh air volume of an air conditioner, which comprises the steps of starting the frequency of a fan, the opening of a fresh air valve and the opening of a return air valve by an initial set value and acquiring a measured value of the fresh air volume; comparing the measured value with a preset target value to obtain a comparison result; and adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions. The invention can set a target value according to periodic data preset and stored by a user, and controls and adjusts the fresh air quantity entering the room by monitoring the air quality state in the breeding room, thereby providing stable fresh air supply quantity for the breeding room, further improving the air quality in the house and realizing automatic monitoring and intelligent energy-saving control of the environment in the breeding room.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the steps of the fresh air volume control method of the air conditioner of the present invention;
FIG. 2 is a schematic flow chart of a fresh air volume control method of an air conditioner according to the present invention;
fig. 3 is a schematic structural diagram of a fresh air volume control device of an air conditioner according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
A specific method, device and system for controlling fresh air volume of an air conditioner provided in the embodiments of the present application are described below with reference to the accompanying drawings.
As shown in fig. 1, the method for controlling fresh air volume of an air conditioner provided in the embodiment of the present application includes:
s101, starting the fan frequency, the opening of a fresh air valve and the opening of a return air valve according to an initial set value and acquiring a fresh air volume measured value;
the user sets a target value according to pre-stored data, and after the unit is started, the fan frequency, the opening of the fresh air valve and the opening of the return air valve are started by initial set values, and it can be understood that the set values of the fan frequency, the opening of the fresh air valve and the opening of the return air valve are different. The fan frequency, the opening degree of the fresh air valve and the opening degree of the return air valve are in linkage control to adjust the fresh air quantity. The fresh air volume real measurement value is collected through the perception sensor group in the application, wherein the sensor group comprises a plurality of sensors.
S102, comparing the measured value with a preset target value to obtain a comparison result;
the actual measurement value collected by the sensing sensor group is compared with a preset target value, it should be noted that comparison results of multiple stages can be obtained according to the difference between the actual measurement value and the target value, and different comparison results correspond to different adjustment modes.
S103, adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions.
Selecting a corresponding adjusting mode according to different comparison results and different adjusting conditions; the adjusting condition comprises the state of the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve, namely, the fan frequency, the fresh air valve and the return air valve are adjusted by themselves and are mutually judging conditions at the same time according to a comparison result.
The working principle of the air conditioner fresh air volume control method provided by the application is as follows: referring to fig. 2, firstly, a preset target value is obtained, after the system is started, the fan frequency, the opening of the fresh air valve and the opening of the return air valve are started by using an initial set value, a fresh air volume measured value is collected by a sensor group, the measured value is compared with the target value to obtain comparison results of multiple stages, and the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve are/is correspondingly adjusted according to different comparison results and the currently satisfied adjustment conditions.
This application is through monitoring breed indoor air quality state, and the indoor fresh air volume of control regulation entering is for breeding indoor stable new trend supply volume that provides, and then improves the quality of the interior air of house, realizes breeding automatic monitoring, intelligent energy-saving control of indoor environment.
In some embodiments, a sensing sensor group is adopted to collect a fresh air volume measured value;
the sensing sensor group includes: temperature and humidity sensors, CO2 sensors and wind speed sensors.
This application is judged the comparison through perception sensor group (including temperature and humidity sensor, CO2 sensing and air velocity transducer) measured data and with the default, and fan rotational speed, new trend valve opening, return air valve opening in the coordinated control regulation, and then guarantee to breed required fresh air volume requirement.
It should be noted that the sensing sensor group in the present application may further include other sensors, and the present application is not limited herein.
In some embodiments, the comparison result comprises:
a target value with an actual measurement value greater than K times;
a target value having an actual measurement value of K times or more;
the measured value is greater than the target value multiplied by K' and less than the target value;
wherein, K is more than 1 and less than 2, and K' is less than 1.
Specifically, this application is obtaining behind the comparative result, combines fan frequency, new trend valve opening and the state of return air valve opening to carry out corresponding regulation again.
In some embodiments, adjusting the fan frequency according to the comparison result and a preset adjustment condition includes:
when the measured value is larger than the target value of K times and the opening of the return air valve is maximum, reducing the set value of the fan frequency;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2When the concentration target value is reached, increasing the set value of the fan frequency;
and when the measured value is larger than the target value multiplied by K' and smaller than the target value, increasing the set value of the fan frequency.
Note that, among these, the maximum opening degree of the return valve and CO corresponding to different comparison results2Measured value of concentration is greater than CO2The concentration target value is the adjusting condition; for example: when the measured value is larger than the target value of K times, if the return air valve is not opened to the maximum, the control of the fresh air valve or the return air valve is not executed instead of the setting value for reducing the fan frequency. That is, if the actual fresh air volume measurement value is larger than the target value K times, the adjustment is not performed if the return air valve is not opened to the maximum, and the adjustment of the return air valve is prioritized over the adjustment of the fan frequency.
In some embodiments, the adjusting the opening of the fresh air valve according to the comparison result and a preset adjustment condition includes:
when the measured value is larger than the target value of K times, the fan frequency is minimum, and the opening of the return air valve is maximum, reducing the set value of the opening of the fresh air valve;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2When the concentration target value is reached, the set value of the opening of the fresh air valve is increased;
and when the actual measurement value is larger than the target value which is K' times and smaller than the target value and the fan frequency is maximum, increasing the set value of the opening of the fresh air valve.
Wherein, the fan frequency corresponding to different comparison results is minimum, the opening degree of the return air valve is maximum, and CO is2Measured value of concentration is greater than CO2The concentration target value and the maximum fan frequency are the adjusting conditions, and similarly, when the actual measured value is larger than the target value of K times and the opening degree of the air return valve is not the maximum, the set value of the fan frequency cannot be reduced.
In some embodiments, adjusting the opening of the air return valve according to the comparison result and a preset adjustment condition includes:
when the actual measurement value is larger than the target value of K times, the set value of the opening degree of the air return valve is increased;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2When the concentration is the target value, the set value of the opening degree of the air return valve is reduced;
and when the actual measurement value is larger than the target value which is K' times and smaller than the target value, the fan frequency is maximum, and the opening of the fresh air valve is maximum, the set value of the opening of the return air valve is reduced.
Preferably, the method for controlling fresh air volume of an air conditioner provided by the present application further includes:
presetting the adjusting periods of the fan frequency, the opening of a fresh air valve and the opening of a return air valve;
when the adjusting period is reached, adjusting the set values of the fan frequency, the opening of the fresh air valve and the opening of the return air valve for the first time;
maintaining the current set values of the fan frequency, the opening of the fresh air valve and the opening of the return air valve from the adjustment to the next adjustment period
Specifically, the regulation principle to fan frequency in this application does: when measured fresh air volume>K times of target value, and when the return air valve is opened to the maximum, reducing the set value of the fan frequency, and judging and adjusting once per fan frequency adjusting period; when the target value is less than or equal to the target value with the fresh air volume measured value less than or equal to K times, and CO2If the measured concentration value is greater than the target value, the set value of the fan frequency is increased, and the fan frequency is adjusted every timeThe period is adjusted once, otherwise, the fan keeps the current frequency running; and when the target value of K' times is less than the measured fresh air quantity value and less than the target value, increasing the set value of the fan frequency, and judging and adjusting once per fan frequency adjusting period.
The regulation principle to fresh air valve opening in this application does: when measured fresh air volume>The K-time target value simultaneously meets the conditions that the frequency of the fan is minimum and the opening of the air return valve is maximum, the set value of the opening of the air return valve is reduced, and the opening adjusting period of each new air return valve is adjusted once; when the target value is not less than the measured value of the fresh air volume not more than K times, and CO2When the actual concentration value is larger than the target value, increasing the opening value set value of the current fresh air valve, and adjusting once every fresh air valve opening adjusting period, otherwise, keeping the current opening of the air valve; and when the target value K' times is smaller than the fresh air volume actual value and smaller than the target value and the fan frequency is maximum, increasing the set value of the opening of the fresh air valve, and adjusting the opening adjusting period of the fresh air valve once.
The adjustment principle to the return air valve aperture in this application does: when measured fresh air volume>Increasing the set value of the opening of the return air valve when the target value is K times, and increasing the set value of the opening of the return air valve when the target value is not more than the target value of the actual measured value of the fresh air volume which is not more than K times and CO2If the actual concentration value is greater than the target value, reducing the set value of the current opening degree of the air return valve, and adjusting once every time the opening degree adjusting period of the air return valve is adjusted, otherwise, keeping the current opening degree of the air valve; and when the target value K' times is less than the fresh air volume actual value and less than the target value, the fan frequency reaches the maximum and the fresh air valve is opened to the maximum, reducing the set value of the opening of the return air valve, and adjusting once every time the opening of the return air valve is adjusted.
In some embodiments, further comprising:
judging whether the difference value between the measured value and the set value exceeds a preset error range or not;
if the measured value exceeds the preset target value, continuing to compare the measured value with the preset target value;
otherwise, the current fan frequency, the opening of the fresh air valve and the opening of the return air valve are maintained.
It can be understood that, in the operation of the air conditioner, a difference value always exists between an actual measurement value and a set value, if the difference value is within a preset error range, it is proved that the current environment can meet the requirement of fresh air volume, and the set values of the current fan frequency, the opening degree of the fresh air valve and the opening degree of the return air valve are maintained. If the difference value between the actual measurement value and the set value exceeds the error range, the current environment cannot meet the fresh air volume requirement, the actual measurement value is continuously compared with a preset target value to obtain a comparison result, and the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve are adjusted again.
As shown in fig. 3, the present application provides an air conditioner fresh air volume control device, including:
the acquiring module 301 is configured to start the fan frequency, the opening of the fresh air valve, and the opening of the return air valve at an initial setting value, and acquire a measured fresh air volume value;
a comparing module 302, configured to compare the measured value with a preset target value to obtain a comparison result;
and the adjusting module 303 is configured to adjust the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and a preset adjusting condition.
The working principle of the air conditioner fresh air volume control device provided by the application is that the acquisition module 301 starts the fan frequency, the fresh air valve opening degree and the return air valve opening degree according to the initial set value and acquires the fresh air volume measured value; the comparison module 302 compares the measured value with a preset target value to obtain a comparison result; the adjusting module 303 adjusts the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and a preset adjusting condition.
The application provides an air conditioner fresh air volume control system includes:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to:
starting the fan frequency, the opening of the fresh air valve and the opening of the return air valve according to an initial set value and acquiring a fresh air volume measured value;
comparing the measured value with a preset target value to obtain a comparison result;
and adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions.
In summary, the present invention provides a method, an apparatus, and a system for controlling fresh air volume of an air conditioner, where the method for controlling fresh air volume of an air conditioner includes turning on a fan frequency, a fresh air valve opening, and a return air valve opening at an initial setting value and obtaining a measured value of fresh air volume; comparing the measured value with a preset target value to obtain a comparison result; and adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions. The invention can set a target value according to periodic data preset and stored by a user, and controls and adjusts the fresh air quantity entering the room by monitoring the air quality state in the breeding room, thereby providing stable fresh air supply quantity for the breeding room, further improving the air quality in the house and realizing automatic monitoring and intelligent energy-saving control of the environment in the breeding room.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that, in the description of the present application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present application, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present application includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present application.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present application may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (10)
1. A fresh air volume control method of an air conditioner is characterized by comprising the following steps:
starting the fan frequency, the opening of the fresh air valve and the opening of the return air valve according to an initial set value and acquiring a fresh air volume measured value;
comparing the measured value with a preset target value to obtain a comparison result;
and adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions.
2. The method of claim 1,
collecting fresh air volume measured values by adopting a sensing sensor group;
the sensing sensor group includes: temperature and humidity sensor, CO2Sensors and wind speed sensors.
3. The method of claim 2, wherein: the comparison result comprises:
a target value with an actual measurement value greater than K times;
a target value having an actual measurement value of K times or more;
the measured value is greater than the target value multiplied by K' and less than the target value;
wherein, K is more than 1 and less than 2, and K' is less than 1.
4. The method of claim 3, wherein adjusting the fan frequency based on the comparison and a predetermined adjustment condition comprises:
when the measured value is larger than the target value of K times and the opening of the return air valve is maximum, reducing the set value of the fan frequency;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2When the concentration target value is reached, increasing the set value of the fan frequency;
and when the measured value is larger than the target value multiplied by K' and smaller than the target value, increasing the set value of the fan frequency.
5. The method according to claim 3, wherein the adjusting the opening of the fresh air valve according to the comparison result and a preset adjusting condition comprises:
when the measured value is larger than the target value of K times, the fan frequency is minimum, and the opening of the return air valve is maximum, reducing the set value of the opening of the fresh air valve;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2When the concentration target value is reached, the set value of the opening of the fresh air valve is increased;
and when the actual measurement value is larger than the target value which is K' times and smaller than the target value and the fan frequency is maximum, increasing the set value of the opening of the fresh air valve.
6. The method of claim 3, wherein adjusting the opening of the return air valve according to the comparison result and a preset adjustment condition comprises:
when the actual measurement value is larger than the target value of K times, the set value of the opening degree of the air return valve is increased;
when the measured value is greater than or equal to the target value and less than or equal to K times of the target value, and CO2Measured value of concentration is greater than CO2When the concentration is the target value, the set value of the opening degree of the air return valve is reduced;
and when the actual measurement value is larger than the target value which is K' times and smaller than the target value, the fan frequency is maximum, and the opening of the fresh air valve is maximum, the set value of the opening of the return air valve is reduced.
7. The method of any of claims 1 to 6, further comprising:
presetting the adjusting periods of the fan frequency, the opening of a fresh air valve and the opening of a return air valve;
when the adjusting period is reached, adjusting the set values of the fan frequency, the opening of the fresh air valve and the opening of the return air valve for the first time;
and maintaining the current set values of the fan frequency, the opening of the fresh air valve and the opening of the return air valve after adjustment until the next adjustment period comes.
8. The method of claim 7, further comprising:
judging whether the difference value between the measured value and the set value exceeds a preset error range or not;
if the measured value exceeds the preset target value, continuing to compare the measured value with the preset target value;
otherwise, the current fan frequency, the opening of the fresh air valve and the opening of the return air valve are maintained.
9. An air conditioner fresh air volume control device, characterized by comprising:
the acquisition module is used for starting the fan frequency, the opening of the fresh air valve and the opening of the return air valve by an initial set value and acquiring a fresh air volume measured value;
the comparison module is used for comparing the measured value with a preset target value to obtain a comparison result;
and the adjusting module is used for adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjusting conditions.
10. The utility model provides an air conditioner new air volume control system which characterized in that includes:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to:
starting the fan frequency, the opening of the fresh air valve and the opening of the return air valve according to an initial set value and acquiring a fresh air volume measured value;
comparing the measured value with a preset target value to obtain a comparison result;
and adjusting the fan frequency and/or the opening of the fresh air valve and/or the opening of the return air valve according to the comparison result and preset adjustment conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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