CN110887184B - Humidification control method, device and system based on fresh air adjusting system - Google Patents
Humidification control method, device and system based on fresh air adjusting system Download PDFInfo
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- CN110887184B CN110887184B CN201911223285.4A CN201911223285A CN110887184B CN 110887184 B CN110887184 B CN 110887184B CN 201911223285 A CN201911223285 A CN 201911223285A CN 110887184 B CN110887184 B CN 110887184B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
Abstract
The embodiment of the invention discloses a humidification control method, a device and a system based on a fresh air adjusting system, wherein the method comprises the following steps: acquiring an indoor humidity value; judging that the humidification mode is in an open state according to a humidity difference value between an indoor humidity value and a humidity set value, and acquiring a fresh air open state and a latent heat recovery state; acquiring indoor moisture content, and judging the operation stage of a humidification control system according to the relation between the indoor moisture content and set moisture content; and outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification amount according to the humidification strategy. The air conditioner with the fresh air adjusting system solves the technical problems that an air conditioner with the fresh air adjusting system in the prior art is large in humidifying load and low in humidifying efficiency.
Description
Technical Field
The embodiment of the invention relates to the technical field of air conditioners, in particular to a humidification control method, a device and a system based on a fresh air adjusting system.
Background
When the humidity of the traditional household air conditioner is adjusted, fresh air humidity adjustment is usually not considered, the humidification system is controlled and adjusted only by the difference between indoor collected humidity and set humidity, and the adjustment time period is longer; and after adding new trend governing system's function, when the new trend was opened, the new trend humidity that gets into indoor often is showing and is less than indoor original air humidity, then humidification system's humidification load is partly come from the humidification to the new trend, adopts traditional humidity difference to adjust the mode, can prolong air conditioner humidification system's regulation cycle, influences humidification efficiency.
Disclosure of Invention
Therefore, the embodiment of the invention provides a humidification control method, a device and a system based on a fresh air adjusting system, and aims to solve the technical problems that an air conditioner with the fresh air adjusting system in the prior art is large in humidification load and low in humidification efficiency.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
a humidification control method based on a fresh air conditioning system, the method comprising:
acquiring an indoor humidity value;
judging that the humidification mode is in an open state according to a humidity difference value between an indoor humidity value and a humidity set value, and acquiring a fresh air open state and a latent heat recovery state;
acquiring indoor moisture content, and judging the operation stage of a humidification control system according to the relation between the indoor moisture content and set moisture content;
and outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification amount according to the humidification strategy.
Further, acquire new trend open mode and latent heat recovery state, specifically include:
if the latent heat recovery system is judged to be in a non-working state, acquiring a fresh air temperature value and a fresh air humidity value entering a room;
calculating the difference value between the moisture content of the fresh air and the target moisture content of the indoor air according to the fresh air temperature value and the temperature set value and the fresh air humidity value and the humidity set value;
it should be noted that the calculation of the difference between the moisture content of the fresh air and the target moisture content of the indoor air can obtain the moisture content of the fresh air at the temperature and the humidity by checking the psychrometric chart of the humid air, obtain the moisture content of the indoor air at the set target temperature and humidity by checking the psychrometric chart of the humid air, and subtract the moisture content of the indoor air and the set target temperature to obtain the difference.
And if the latent heat recovery system is judged to be in the working state, acquiring an exhaust air temperature value and an exhaust air humidity value, and calculating the exhaust air moisture content after heat recovery according to the exhaust air temperature value and the exhaust air humidity value.
Further, the acquiring the indoor moisture content and determining the operation stage of the humidification control system according to the relationship between the indoor moisture content and the set moisture content specifically includes:
judging whether the indoor moisture content is smaller than the set moisture content, wherein the operation stage of the humidification control system is an initial stage;
and judging that the moisture content in the chamber reaches the set moisture content for the first time, and judging that the humidification control system enters a relatively stable stage.
Further, the outputting the humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located specifically includes:
judging that the fresh air is not started and no latent heat is recovered, and taking the operation stage where the humidification control system is located as the initial stage, wherein the humidification strategy is as follows:
obtaining an initial unit humidification amount according to the difference value between the indoor moisture content acquisition value and the moisture content set value;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the end time of the set time within the set time, and obtaining indoor required current humidification total amount according to the humidification amount within the set time;
obtaining a total humidification quantity working curve through cyclic value calculation, and adjusting the current humidification quantity according to the total humidification quantity working curve until the indoor moisture content acquisition value reaches the moisture content set value for the first time, and finishing the humidification cycle in the initial stage;
judging that the fresh air is not started and no latent heat is recovered, and determining that the operation stage of the humidification control system is a relatively stable stage according to the humidification strategy that:
acquiring the current humidification quantity of a humidification system at a demarcation point of an operation stage when the indoor moisture content acquisition value reaches a moisture content set value for the first time;
humidification is carried out with the current humidification quantity at the division point of the operating phases as the humidification quantity.
Further, the outputting the humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located specifically includes:
and judging that the fresh air is started and no latent heat is recovered, wherein the humidification strategy that the operation stage where the humidification control system is located is an initial stage is as follows:
obtaining fresh air humidification quantity according to the difference value between the fresh air moisture content and the set moisture content and the fresh air quantity;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the end time of the set time within the set time, and obtaining indoor required current humidification total amount according to the humidification amount within the set time; the indoor required real-time humidification quantity with the indoor required current humidification total quantity changing along with the time is obtained through the circulation value calculation;
obtaining a humidity value lost along with the exhaust air according to the exhaust air quantity and the exhaust air moisture content;
summing the fresh air humidification quantity, the indoor required real-time humidification quantity and the humidity value lost along with the exhaust air to obtain the current humidification quantity of the humidification control system;
judging that the fresh air is started and no latent heat is recovered, and determining that the operation stage of the humidification control system is a relatively stable stage according to the humidification strategy that:
acquiring the moisture dispersion capacity of indoor unit time;
and humidifying by taking the current humidification quantity obtained according to the sum of the fresh air humidification quantity and the humidity value lost along with the exhaust air and the difference between the current humidification quantity and the moisture dispersion quantity as the humidification quantity.
It should be noted that the indoor moisture dispersion amount per unit time is a preset value, and the preset value is a variable value adjusted according to the use condition.
Further, the outputting the humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located specifically includes:
judging that the fresh air is started and latent heat is recovered, wherein the humidification strategy that the operation stage where the humidification control system is located is the initial stage is as follows:
obtaining fresh air humidification quantity according to the difference value between the moisture content of the fresh air after latent heat exchange and the set moisture content and the fresh air quantity;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the finishing moment of the set duration within the set duration, obtaining indoor required current humidification total amount according to the humidification amount within the set duration, and obtaining indoor required real-time humidification amount of the indoor required current humidification total amount changing along with time through cyclic value calculation;
obtaining a humidity value lost along with the exhaust air according to the exhaust air volume and the exhaust air moisture content after latent heat exchange; or obtaining a humidity value lost along with the exhaust air according to the exhaust air volume, the moisture content before latent heat exchange and the latent heat exchange efficiency;
summing the fresh air humidification quantity, the indoor required real-time humidification quantity and the humidity value lost along with the exhaust air to obtain the current humidification quantity of the humidification control system;
judging that the fresh air is started and latent heat is recovered, wherein the humidification strategy that the operation stage of the humidification control system is a relatively stable stage is as follows:
acquiring the moisture dispersion capacity of indoor unit time;
and humidifying by taking the current humidification quantity obtained according to the difference between the sum of the fresh air humidification quantity and the humidity value lost along with the exhaust air and the moisture dispersion quantity as the humidification quantity.
The invention also provides a humidification control device based on the fresh air adjusting system, which is used for implementing the humidification control method, and the device comprises:
a humidity acquisition unit for acquiring an indoor humidity value;
the fresh air and latent heat recovery state acquisition unit is used for judging that the humidification mode is in an open state according to a humidity difference value between an indoor humidity value and a humidity set value, and acquiring a fresh air open state and a latent heat recovery state;
the operation stage acquisition unit is used for acquiring indoor moisture content and judging the operation stage of the humidification control system according to the relation between the indoor moisture content and the set moisture content;
and the humidification quantity adjusting unit is used for outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification quantity according to the humidification strategy.
The invention also provides a humidification control system based on the fresh air adjusting system, which comprises: a processor and a memory;
the memory is to store one or more program instructions;
the processor is configured to execute one or more program instructions to perform the method as described above.
The present invention also provides a computer storage medium having one or more program instructions embodied therein for execution by a humidification control system to perform the method as described above.
According to the humidification control method, the device and the system based on the fresh air adjusting system, provided by the invention, the humidification mode is judged to be in the open state according to the humidity difference value between the indoor humidity value and the humidity set value, and the fresh air open state and the latent heat recovery state are obtained; judging the operation stage of the humidification control system according to the relation between the indoor moisture content and the set moisture content; and finally, outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification amount according to the humidification strategy. Therefore, the method takes the factors of fresh air humidification and operation stages into consideration when the humidification quantity is adjusted, adopts different humidification strategies under different working modes to realize the dynamic adjustment of the humidification quantity, reduces the humidification load under the fresh air adjustment mode, improves the humidification efficiency, and solves the technical problems of larger humidification load and lower humidification efficiency of the air conditioner with the fresh air adjustment system in the prior art.
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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a flow chart of a humidification control method based on a fresh air conditioning system according to an embodiment of the present invention;
fig. 2 is a block diagram of a humidification control device based on a fresh air conditioning system according to a specific embodiment of the present invention;
fig. 3 is a block diagram of a humidification control system according to an embodiment of the present invention.
Description of reference numerals:
100-temperature acquisition unit 200-fresh air and latent heat recovery state acquisition unit
300-operation stage acquiring unit 400-humidification amount adjusting unit
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In a specific embodiment, the humidification control method based on the fresh air conditioning system provided by the invention comprises the following steps:
s1: acquiring an indoor humidity value; in the actual work process, can specifically gather indoor temperature and humidity value, gather the temperature and humidity value that gets into indoor new trend, acquire the setting value of indoor humiture, if there is latent heat recovery unit, then gather the temperature and humidity value of airing exhaust after the heat recovery.
S2: judging that the humidification mode is in an open state according to a humidity difference value between an indoor humidity value and a humidity set value, and acquiring a fresh air open state and a latent heat recovery state; specifically, if the latent heat recovery system is judged to be in a non-working state, a fresh air temperature value and a fresh air humidity value entering a room are collected; calculating the difference value between the moisture content of the fresh air and the target moisture content of the indoor air according to the fresh air temperature value and the temperature set value and the fresh air humidity value and the humidity set value; and if the latent heat recovery system is judged to be in the working state, acquiring an exhaust air temperature value and an exhaust air humidity value, and calculating the exhaust air moisture content after heat recovery according to the exhaust air temperature value and the exhaust air humidity value.
S3: acquiring indoor moisture content, and judging the operation stage of a humidification control system according to the relation between the indoor moisture content and set moisture content; specifically, if the moisture content in the chamber is judged to be less than the set moisture content, the operation stage of the humidification control system is an initial stage; and judging that the moisture content in the chamber reaches the set moisture content for the first time, and judging that the humidification control system enters a relatively stable stage.
S4: and outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification amount according to the humidification strategy. That is, the moisture content of the indoor air is calculated according to the collected value, and the target moisture content of the indoor air is calculated according to the collected temperature and humidity value of the fresh air entering the room and the set value of the indoor temperature and humidity; and if the latent heat recovery device is arranged, calculating the moisture content of the exhaust air after heat recovery according to the collected exhaust air temperature and humidity. Theoretically, the moisture content of the exhaust air can also be calculated from the efficiency value of latent heat recovery.
The operation modes of the humidification control system comprise the following modes: fresh air is not started and a latent heat recovery mode is not provided; fresh air is started and a latent heat recovery mode is avoided; the fresh air is opened and a latent heat recovery mode is provided. In each of the different operating modes, there is an initial phase humidity control strategy and a relatively stable phase humidity control strategy.
Specifically, when the system is in a fresh air non-opening and latent heat recovery free mode, it is determined that the fresh air is not opened and latent heat recovery is not performed, and then the humidification strategy that the operation stage where the humidification control system is located is an initial stage is as follows:
obtaining an initial unit humidification amount according to the difference value between the indoor moisture content acquisition value and the moisture content set value;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the end time of the set time within the set time, and obtaining indoor required current humidification total amount according to the humidification amount within the set time;
obtaining a total humidification quantity working curve through cyclic value calculation, and adjusting the current humidification quantity according to the total humidification quantity working curve until the indoor moisture content acquisition value reaches the moisture content set value for the first time, and finishing the humidification cycle in the initial stage;
at this time, if it is determined that the fresh air is not started and no latent heat is recovered, the humidification strategy that the operation stage where the humidification control system is located is a relatively stable stage is as follows:
acquiring the current humidification quantity of a humidification system at a demarcation point of an operation stage when the indoor moisture content acquisition value reaches a moisture content set value for the first time;
humidification is carried out with the current humidification quantity at the division point of the operating phases as the humidification quantity.
When the system is in a fresh air starting mode and a latent heat recovery mode, the humidification strategy that the operation stage where the humidification control system is located is an initial stage is as follows:
obtaining fresh air humidification quantity according to the difference value between the fresh air moisture content and the set moisture content and the fresh air quantity;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the end time of the set time within the set time, and obtaining indoor required current humidification total amount according to the humidification amount within the set time; the indoor required real-time humidification quantity with the indoor required current humidification total quantity changing along with the time is obtained through the circulation value calculation;
obtaining a humidity value lost along with the exhaust air according to the exhaust air quantity and the exhaust air moisture content;
summing the fresh air humidification quantity, the indoor required real-time humidification quantity and the humidity value lost along with the exhaust air to obtain the current humidification quantity of the humidification control system;
at this time, it is determined that the fresh air is turned on and no latent heat is recovered, and the humidification strategy that the operation stage where the humidification control system is located is a relatively stable stage is as follows:
acquiring the moisture dispersion capacity of indoor unit time;
and humidifying by taking the current humidification quantity obtained according to the difference between the sum of the fresh air humidification quantity and the humidity value lost along with the exhaust air and the indoor moisture dispersion quantity as the humidification quantity.
When the system is in a fresh air opening mode and a latent heat recovery mode, the fresh air opening mode and the latent heat recovery mode are judged, and the humidification strategy that the operation stage where the humidification control system is located is an initial stage is as follows:
obtaining fresh air humidification quantity according to the difference value between the moisture content of the fresh air after latent heat exchange and the set moisture content and the fresh air quantity;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the finishing moment of the set duration within the set duration, obtaining indoor required current humidification total amount according to the humidification amount within the set duration, and obtaining indoor required real-time humidification amount of the indoor required current humidification total amount changing along with time through cyclic value calculation;
obtaining a humidity value lost along with the exhaust air according to the exhaust air volume and the exhaust air moisture content after latent heat exchange; or obtaining a humidity value lost along with the exhaust air according to the exhaust air volume, the moisture content before latent heat exchange and the latent heat exchange efficiency;
summing the fresh air humidification quantity, the indoor required real-time humidification quantity and the humidity value lost along with the exhaust air to obtain the current humidification quantity of the humidification control system;
at this time, it is determined that the fresh air is turned on and latent heat is recovered, and the humidification strategy that the operation stage where the humidification control system is located is a relatively stable stage is as follows:
acquiring the moisture dispersion capacity of indoor unit time;
and humidifying by taking the current humidification quantity obtained according to the difference between the sum of the fresh air humidification quantity and the humidity value lost along with the exhaust air and the indoor moisture dispersion quantity as the humidification quantity.
In the above embodiment, from another point of view, the humidity control system in the initial stage control method includes:
calculating a first unit time humidification amount required when the moisture content of the fresh air sent into the room reaches a set value according to the fresh air supply amount, the moisture content corresponding to the indoor set temperature and humidity value and the collected fresh air moisture content;
determining the humidification amount per unit time meeting the indoor closed condition according to the difference value between the moisture content corresponding to the indoor set temperature and humidity value and the collected moisture content of the current indoor environment;
calculating the third unit time humidification amount required by supplementary air exhaust according to the water vapor taken away by the air exhaust amount;
the initial humidification amount per unit time of the initial stage is the sum of the first humidification amount per unit time, the second humidification amount per unit time and the third humidification amount per unit time.
The calculation of the amount of humidification per unit time described above is divided into two cases:
a, unorganized air exhaust and organized air exhaust without latent heat recovery (room air volume is balanced, because of fresh air fed into a room, indoor air can be exhausted outdoors through a door gap and a window seam or the air exhaust is exhausted outdoors through an air exhaust duct, and the air exhaust can take away part of indoor vapor): the humidification quantity 3 is the product of the exhaust quantity and the exhaust moisture content;
b organized exhaust system (room air quantity is balanced, because of the fresh air sent into the room, the exhaust air is discharged out of the room after passing through the latent heat recovery device in the exhaust air duct, and the exhaust air can take away partial indoor vapor and can firstly go through latent heat recovery (vapor recovery)): and the humidification quantity 3 is the product of the exhaust air quantity and the moisture content of the exhaust air after heat recovery or the product of the exhaust air quantity, the moisture content before heat recovery and the latent heat recovery coefficient.
In the above embodiment, the humidity load of the room in the relatively stable phase is:
calculating a first unit time humidification amount required when the moisture content of the fresh air sent into the room reaches a set value according to the fresh air supply amount, the moisture content corresponding to the indoor set temperature and humidity value and the collected fresh air moisture content;
calculating the humidification amount in the second unit time required by supplementary air exhaust according to the water vapor taken away by the air exhaust amount;
therefore, the humidification amount per unit time of the room in the relatively stable stage is as follows: (the first humidification amount per unit time + the third humidification amount per unit time-the indoor unit time moisture dispersion amount) × n; where n is a coefficient.
In the above specific embodiment, according to the humidification control method based on the fresh air conditioning system provided by the invention, the humidification mode is determined to be in the open state according to the humidity difference between the indoor humidity value and the humidity set value, and then the fresh air open state and the latent heat recovery state are obtained; judging the operation stage of the humidification control system according to the relation between the indoor moisture content and the set moisture content; and finally, outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification amount according to the humidification strategy. Therefore, the method takes the factors of fresh air humidification and operation stages into consideration when the humidification quantity is adjusted, adopts different humidification strategies under different working modes to realize the dynamic adjustment of the humidification quantity, reduces the humidification load under the fresh air adjustment mode, improves the humidification efficiency, and solves the technical problems of larger humidification load and lower humidification efficiency of the air conditioner with the fresh air adjustment system in the prior art.
In addition to the above method, the present invention further provides a humidification control device based on a fresh air conditioning system, for implementing the above humidification control method, as shown in fig. 2, the device includes:
a humidity acquisition unit 100 for acquiring an indoor humidity value;
a fresh air and latent heat recovery state obtaining unit 200, configured to determine that the humidification mode is in an open state according to a humidity difference between the indoor humidity value and the humidity set value, and obtain a fresh air open state and a latent heat recovery state;
an operation stage acquisition unit 300, configured to acquire an indoor moisture content, and determine an operation stage in which the humidification control system is located according to a relationship between the indoor moisture content and a set moisture content;
and the humidification quantity adjusting unit 400 is used for outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification quantity according to the humidification strategy.
In the above specific embodiment, the humidification control device based on the fresh air conditioning system provided by the invention determines that the humidification mode is in the open state according to the humidity difference between the indoor humidity value and the humidity set value, and then obtains the fresh air open state and the latent heat recovery state; judging the operation stage of the humidification control system according to the relation between the indoor moisture content and the set moisture content; and finally, outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification amount according to the humidification strategy. Therefore, the method takes the factors of fresh air humidification and operation stages into consideration when the humidification quantity is adjusted, adopts different humidification strategies under different working modes to realize the dynamic adjustment of the humidification quantity, reduces the humidification load under the fresh air adjustment mode, improves the humidification efficiency, and solves the technical problems of larger humidification load and lower humidification efficiency of the air conditioner with the fresh air adjustment system in the prior art.
According to a third aspect of the embodiments of the present invention, there is also provided a humidification control system, as shown in fig. 3, including: a processor 201 and a memory 202;
the memory is to store one or more program instructions;
the processor is configured to execute one or more program instructions to perform the method as described above.
In correspondence with the above embodiments, embodiments of the present invention also provide a computer storage medium containing one or more program instructions therein. Wherein the one or more program instructions are for execution by a humidification control system to perform the method as described above.
In an embodiment of the invention, the processor may be an integrated circuit chip having signal processing capability. The Processor may be a general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other programmable logic device, discrete Gate or transistor logic device, discrete hardware component.
The various methods, steps and logic blocks disclosed in the embodiments of the present invention may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in connection with the embodiments of the present invention may be directly implemented by a hardware decoding processor, or implemented by a combination of hardware and software modules in the decoding processor. The software module may be located in ram, flash memory, rom, prom, or eprom, registers, etc. storage media as is well known in the art. The processor reads the information in the storage medium and completes the steps of the method in combination with the hardware.
The storage medium may be a memory, for example, which may be volatile memory or nonvolatile memory, or which may include both volatile and nonvolatile memory.
The nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable PROM (EEPROM), or a flash Memory.
The volatile Memory may be a Random Access Memory (RAM) which serves as an external cache. By way of example and not limitation, many forms of RAM are available, such as Static Random Access Memory (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), SLDRAM (SLDRAM), and Direct Rambus RAM (DRRAM).
The storage media described in connection with the embodiments of the invention are intended to comprise, without being limited to, these and any other suitable types of memory.
Those skilled in the art will appreciate that the functionality described in the present invention may be implemented in a combination of hardware and software in one or more of the examples described above. When software is applied, the corresponding functionality may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. A storage media may be any available media that can be accessed by a general purpose or special purpose computer.
The above embodiments are only for illustrating the embodiments of the present invention and are not to be construed as limiting the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made on the basis of the embodiments of the present invention shall be included in the scope of the present invention.
Claims (7)
1. A humidification control method based on a fresh air adjusting system is characterized by comprising the following steps:
acquiring an indoor humidity value;
judging that the humidification mode is in an open state according to a humidity difference value between an indoor humidity value and a humidity set value, and acquiring a fresh air open state and a latent heat recovery state;
acquiring indoor moisture content, and judging the operation stage of a humidification control system according to the relation between the indoor moisture content and set moisture content;
outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification amount according to the humidification strategy;
the output humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located specifically comprises:
and judging that the fresh air is started and no latent heat is recovered, wherein the humidification strategy that the operation stage where the humidification control system is located is an initial stage is as follows:
obtaining fresh air humidification quantity according to the difference value between the fresh air moisture content and the set moisture content and the fresh air quantity;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the end time of the set time within the set time, and obtaining indoor required current humidification total amount according to the humidification amount within the set time; the indoor required real-time humidification quantity with the indoor required current humidification total quantity changing along with the time is obtained through the circulation value calculation;
obtaining a humidity value lost along with the exhaust air according to the exhaust air quantity and the exhaust air moisture content;
summing the fresh air humidification quantity, the indoor required real-time humidification quantity and the humidity value lost along with the exhaust air to obtain the current humidification quantity of the humidification control system;
judging that the fresh air is started and no latent heat is recovered, and determining that the operation stage of the humidification control system is a relatively stable stage according to the humidification strategy that:
acquiring the moisture dispersion capacity of indoor unit time;
humidifying by taking the current humidification quantity obtained according to the difference between the sum of the fresh air humidification quantity and the humidity value lost along with the exhaust air and the indoor moisture dispersion quantity as the humidification quantity;
the acquiring of the indoor moisture content and the judging of the operation stage of the humidification control system according to the relation between the indoor moisture content and the set moisture content specifically comprise:
judging whether the indoor moisture content is smaller than the set moisture content, wherein the operation stage of the humidification control system is an initial stage;
and judging that the moisture content in the chamber reaches the set moisture content for the first time, and judging that the humidification control system enters a relatively stable stage.
2. The humidification control method according to claim 1, wherein the acquiring of the fresh air opening state and the latent heat recovery state specifically comprises:
if the latent heat recovery system is judged to be in a non-working state, acquiring a fresh air temperature value and a fresh air humidity value entering a room;
calculating the difference value between the moisture content of the fresh air and the target moisture content of the indoor air according to the fresh air temperature value and the temperature set value and the fresh air humidity value and the humidity set value;
and if the latent heat recovery system is judged to be in the working state, acquiring an exhaust air temperature value and an exhaust air humidity value, and calculating the exhaust air moisture content after heat recovery according to the exhaust air temperature value and the exhaust air humidity value.
3. The humidification control method according to claim 2, wherein the outputting the humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located specifically comprises:
judging that the fresh air is not started and no latent heat is recovered, and taking the operation stage where the humidification control system is located as the initial stage, wherein the humidification strategy is as follows:
obtaining an initial unit humidification amount according to the difference value between the indoor moisture content acquisition value and the moisture content set value;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the end time of the set time within the set time, and obtaining indoor required current humidification total amount according to the humidification amount within the set time;
obtaining a total humidification quantity working curve through cyclic value calculation, and adjusting the current humidification quantity according to the total humidification quantity working curve until the indoor moisture content acquisition value reaches the moisture content set value for the first time, and finishing the humidification cycle in the initial stage;
judging that the fresh air is not started and no latent heat is recovered, and determining that the operation stage of the humidification control system is a relatively stable stage according to the humidification strategy that:
acquiring the current humidification quantity of a humidification system at a demarcation point of an operation stage when the indoor moisture content acquisition value reaches a moisture content set value for the first time;
humidification is carried out with the current humidification quantity at the division point of the operating phases as the humidification quantity.
4. The humidification control method according to claim 2, wherein the outputting the humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located specifically comprises:
judging that the fresh air is started and latent heat is recovered, wherein the humidification strategy that the operation stage where the humidification control system is located is the initial stage is as follows:
obtaining fresh air humidification quantity according to the difference value between the moisture content of the fresh air after latent heat exchange and the set moisture content and the fresh air quantity;
acquiring and calculating indoor initial indoor moisture content and indoor moisture content at the finishing moment of the set duration within the set duration, obtaining indoor required current humidification total amount according to the humidification amount within the set duration, and obtaining indoor required real-time humidification amount of the indoor required current humidification total amount changing along with time through cyclic value calculation;
obtaining a humidity value lost along with the exhaust air according to the exhaust air volume and the exhaust air moisture content after latent heat exchange; or obtaining a humidity value lost along with the exhaust air according to the exhaust air volume, the moisture content before latent heat exchange and the latent heat exchange efficiency;
summing the fresh air humidification quantity, the indoor required real-time humidification quantity and the humidity value lost along with the exhaust air to obtain the current humidification quantity of the humidification control system;
judging that the fresh air is started and latent heat is recovered, wherein the humidification strategy that the operation stage of the humidification control system is a relatively stable stage is as follows:
acquiring the moisture dispersion capacity of indoor unit time;
and humidifying by taking the current humidification quantity obtained according to the difference between the sum of the fresh air humidification quantity and the humidity value lost along with the exhaust air and the indoor moisture dispersion quantity as the humidification quantity.
5. A humidification control device based on a fresh air conditioning system, which is used for implementing the humidification control method as claimed in any one of claims 1 to 4, and is characterized by comprising:
a humidity acquisition unit for acquiring an indoor humidity value;
the fresh air and latent heat recovery state acquisition unit is used for judging that the humidification mode is in an open state according to a humidity difference value between an indoor humidity value and a humidity set value, and acquiring a fresh air open state and a latent heat recovery state;
the operation stage acquisition unit is used for acquiring indoor moisture content and judging the operation stage of the humidification control system according to the relation between the indoor moisture content and the set moisture content;
and the humidification quantity adjusting unit is used for outputting a humidification strategy according to the fresh air opening state, the latent heat recovery state and the operation stage where the humidification control system is located, so that the humidification control system can adjust the humidification quantity according to the humidification strategy.
6. The utility model provides a humidification control system based on new trend governing system which characterized in that, the system includes: a processor and a memory;
the memory is to store one or more program instructions;
the processor, configured to execute one or more program instructions to perform the method of any of claims 1-4.
7. A computer storage medium containing one or more program instructions for execution by a humidification control system of the method of any one of claims 1 to 4.
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| CN113446669B (en) * | 2020-03-24 | 2024-02-20 | 广东美的制冷设备有限公司 | Air conditioner, humidification control method and computer readable storage medium |
| CN111536591B (en) * | 2020-05-13 | 2021-12-17 | 广东美的制冷设备有限公司 | Fresh air conditioner and air conditioner control method, control device and readable storage medium thereof |
| CN112268356B (en) * | 2020-10-22 | 2022-04-15 | 北京小米移动软件有限公司 | Fresh air temperature and humidity control method, system and device and storage medium |
| CN114061080B (en) * | 2021-10-28 | 2023-06-23 | 青岛海尔空调器有限总公司 | Fresh air control method and device, electronic equipment and storage medium |
| CN115031314B (en) * | 2022-06-01 | 2023-08-04 | 深圳市瑞尔时代科技有限公司 | Energy-saving control system for unattended machine room |
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