CN115823729A - Self-suction type adjusting device of air conditioner and control method - Google Patents
Self-suction type adjusting device of air conditioner and control method Download PDFInfo
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- CN115823729A CN115823729A CN202211431310.XA CN202211431310A CN115823729A CN 115823729 A CN115823729 A CN 115823729A CN 202211431310 A CN202211431310 A CN 202211431310A CN 115823729 A CN115823729 A CN 115823729A
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Abstract
The invention discloses a self-suction type adjusting device of an air conditioner and a control method, and the self-suction type adjusting device comprises the following structures: the air supply device comprises an air supply channel, a drainage channel, a mixing channel, an air outlet channel and a shell, wherein the drainage channel comprises an electrostatic dust collection device, an electromagnetic valve, an induced air hose, an electric hydraulic rod actuator and an induced air pipe outlet soft joint. The air conditioner self-absorption adjusting device based on the injection principle can obviously improve the temperature, the humidity, the air quantity and the air speed of air entering a room by an air supply system, and further enhance the comfort of user experience. The control method of the self-suction type air conditioner adjusting device can realize quantitative control, can simultaneously realize quick adjustment and cooperative optimization of all parameters, and reduce the time and the operation cost of air conditioner adjustment control; the intelligent optimization algorithm and the control rule obtained by the learning mode of the BP neural network have the characteristics of high precision, high speed and the like, and the defect that the traditional algorithm falls into local optimum can be avoided, so that quick response is realized.
Description
Technical Field
The invention belongs to the technical field of air conditioner control, and particularly relates to a self-suction type adjusting device of an air conditioner and a control method.
Background
With the rapid development of science and technology, more and more smart homes gradually enter our lives, air conditioners are becoming necessities as the most common air conditioners, and higher requirements are put forward on the intelligent adjustment of the air conditioners in daily use. Most of the existing air conditioners on the market only have the independent adjusting capability of temperature, humidity, air volume and air speed, the existing air conditioner automatic air supply mode is mostly set to be three-gear air speed, the air speed is adjusted according to the indoor temperature and the temperature difference set by a user, namely, when the difference between the room temperature and the set temperature is more than 2 ℃, the air speed is high gear, when the difference between the room temperature and the set temperature is 1-2 ℃, the air speed is medium gear, and when the difference between the room temperature and the set temperature is less than 1 ℃, the air speed is low gear. When the temperature difference is relatively large, the corresponding windshield is higher, the air volume is larger, the noise of the indoor unit of the air conditioner is larger, the intelligent adjustment is difficult to be matched with the comfort required by a user, and the low-speed windshield obviously needs longer adjustment time and energy consumption when the temperature difference is relatively large. In addition, the existing air conditioning system, whether being an external circulation system of a central air conditioner or a fresh air system, often cannot adjust the humidity while adjusting the temperature, and particularly in summer and winter, the indoor and the outdoor have large humidity difference, outdoor air directly enters the indoor space through an air supply pipeline, and the large humidity difference can bring obvious discomfort to users.
Therefore, the existing air conditioner adjusting device and control method obviously cannot meet the requirement of high matching between intelligent adjustment and user comfort, and how to improve the structure of the air conditioner air supply system and realize intelligent coordinated adjustment of temperature, humidity, air volume and air speed so as to improve user experience is a technical problem that needs to be solved urgently by technical personnel in the field.
Disclosure of Invention
The invention aims to provide a self-suction type adjusting device of an air conditioner and a control method, and aims to solve the technical problems. The air conditioner self-absorption adjusting device based on the injection principle can obviously improve the temperature, the humidity, the air volume and the air speed of air entering a room of an air supply system, and the control method can simultaneously realize the quick adjustment and the cooperative optimization of all parameters, thereby obviously enhancing the comfort of user experience.
In order to achieve the purpose, the invention adopts the following technical scheme:
an air conditioner self-suction type adjusting device comprises an air supply channel, an electrostatic dust collection device, an electromagnetic valve, an induced air hose, an electric hydraulic rod actuator, an induced air pipe outlet soft joint, a mixing channel and an air outlet;
the air inlet of the air supply channel is connected with an air supply motor, and the air outlet is communicated with the inlet of the drainage channel;
the electrostatic dust removal device is positioned at the inlet of the drainage channel, the inlet of the drainage channel is provided with a temperature sensor, a humidity sensor and a speed sensor, and drainage gas enters the drainage pipeline after entering the electrostatic dust removal device;
the electromagnetic valve is positioned at the inlet section of the drainage channel and is used for adjusting the flow of the drainage channel;
the induced draft hose is connected with the inlet section and the outlet section of the induced draft pipe, and two ends of the induced draft hose are in sealed connection;
one end of the electric hydraulic rod actuator is positioned on the outer wall of the drainage channel, the other end of the electric hydraulic rod actuator is positioned at the upper end of the soft joint at the outlet of the air guiding pipe, the electric hydraulic rod actuator drives the gear pump to output pressure oil by a motor to realize the reciprocating motion of the piston rod, the motor is in a pressure maintaining state when stopping, and the piston rod can be self-locked at a set position; the electro-hydraulic actuator is used for adjusting the direction of the drainage outlet, adjusting the incident angle of the drainage gas entering the mixing channel within a set range, and forming mixing and adjustment of the main fluid of the air supply channel and the fluid of the drainage channel in different degrees;
the soft joint of the outlet of the induced air pipe is positioned at the throat position of the mixing channel, the induced air enters the mixing channel through the outlet of the induced air pipe, the outlet of the induced air pipe is flexibly connected with the outer wall of the mixing channel, and the included angle between the outlet direction and the main flow direction can be adjusted along a single direction within a set range under the control of an electric hydraulic rod actuator to form different drainage angles;
the import of mixing passage links to each other with air supply channel, has arranged temperature, humidity and speedtransmitter, and the export is whole adjusting device's air outlet, has arranged temperature, humidity and speedtransmitter, and mixing passage's shape is convergent spray tube or convergent divergent spray tube, and induced duct export flexible coupling corresponds the export of arranging with convergent spray tube or the throat position of convergent divergent spray tube, and the induced duct is arranged along the wall circumference of this position department.
The invention has the further improvement that the air supply channel can be adaptively switched under the internal circulation and external circulation modes of the air conditioner and is suitable for the ventilation pipeline of a fresh air system.
The invention has the further improvement that the electrostatic dust collection device is positioned outside the integral adjusting device, can be opened and closed at regular time, and is convenient to clean and replace at regular time.
The invention has the further improvement that the air inducing hose is made of rubber flexible material, and can be properly stretched and contracted when the angle of the air inducing pipe is adjusted, so that the smoothness of the drainage channel is kept.
The invention is further improved in that two ends of the electro-hydraulic rod actuator are hinged by adopting smooth cylinders.
The invention is further improved in that 2-6 air guide pipelines or a whole circle of air guide pipelines can be arranged according to different use scenes.
A control method of an air conditioner self-suction type adjusting device is based on the air conditioner self-suction type adjusting device and comprises three parts of parameter monitoring, signal processing and output control, and specifically comprises the following steps:
and 3, the microcontroller performs calculation and processing according to the signal data and various set control parameters and an embedded software control rule, outputs corresponding control signals, and adjusts the rotating speed of the air supply fan, the opening degree of the electromagnetic valve at the inlet of the air guide pipeline and the position of the electric hydraulic rod.
The invention has the further improvement that in the step 1, sensors are respectively positioned at the inlet of the mixing channel, the outlet of the mixing channel and the inlet of the induced air channel; the temperature, the humidity and the flow rate are input parameters and target parameters of the control method, wherein the temperature and the humidity are the most important parameters influencing the comfort of a human body, and the wind speed is changed corresponding to the wind volume and is an important index for reflecting the intelligent regulation efficiency.
The further improvement of the invention is that the software control rule in the step 3 is specifically as follows: firstly, establishing a prediction model of mixed channel flow through historical data of an air conditioner self-suction type adjusting device system based on an injection principle; secondly, optimizing the adjusting control instruction in the selected period through a gradient optimization algorithm, stopping after reaching a preset convergence condition, obtaining an optimized adjusting device control instruction, and establishing the mapping from the current air conditioner state and the set target state to the optimal adjusting control instruction string; then, selecting different air conditioner running states and setting different parameters, repeating the operations, and obtaining a large number of mapping sets as training data; and finally, training by adopting a BP neural network model through the obtained training data to obtain an optimal control instruction decision model based on the BP neural network, embedding the optimal control instruction decision model into a signal processing program as a control rule, and further outputting a control instruction to adjust and control the rotating speed of the air supply fan, the opening degree of the electromagnetic valve at the inlet of the air guide pipeline and the position of the electric hydraulic rod.
Compared with the prior art, the invention has at least the following beneficial effects:
the invention provides a self-suction type air conditioner adjusting device and a control method, which can obviously improve the temperature, the humidity, the air volume and the air speed of air entering a room of an air supply system.
Furthermore, compared with the existing air conditioner regulating system, no matter the external circulation system or the fresh air system of the central air conditioner can not regulate the temperature and the humidity at the same time, especially in summer and winter, the indoor and outdoor air conditioner has larger humidity difference, the air conditioner system is in a high-load running state, outdoor air directly enters the indoor space through the air supply pipeline, and the larger humidity difference can bring obvious discomfort to users; the main fluid of the injection airflow and the air supply channel is fully premixed at the mixing pipeline to gradually form uniform low-speed airflow, and the improved flow characteristic is favorable for remarkably reducing noise.
Further, according to the self-suction type adjusting device and the control method for the air conditioner, when the parameters of indoor air and outdoor air are close, the air conditioning system is in a low-load operation state most of time, the injection gas flow is reduced by reducing the opening degree of the electromagnetic valve, the premixing effect of the mixing channel is reduced, and the air exchange efficiency and the air exchange speed of the indoor air can be obviously increased.
Furthermore, the air conditioner self-suction type adjusting device and the control method provided by the invention can realize quantitative control, can simultaneously realize rapid adjustment and collaborative optimization of all parameters, and reduce the time and the operation cost of air conditioner adjustment control. The intelligent optimization algorithm and the learning method of the BP neural network are adopted to obtain the control law, so that the method has the characteristics of high precision, high response speed and the like, and the defect that the traditional algorithm falls into local optimization can be overcome, so that quick response is realized.
Furthermore, the self-suction type air conditioner adjusting device and the control method provided by the invention have the advantages that the system has good flexibility, is easy to expand and is suitable for various air conditioner systems and operation modes.
Drawings
FIG. 1 is a schematic structural diagram of a self-priming regulator of an air conditioner;
FIG. 2 is a flow chart of a control method of the self-priming regulator of the air conditioner;
description of reference numerals:
1. an air supply channel; 2. an electrostatic dust removal device; 3. an electromagnetic valve; 4. an air inducing hose; 5. an electro-hydraulic lever actuator; 6. an outlet soft joint of the induced draft pipe; 7. a mixing channel; 8. an air outlet channel; 9. a housing; 10. a temperature humidity and speed sensor A; 11. a temperature humidity and speed sensor B; 12. temperature, humidity and speed sensors C; 13. a signal conditioning circuit 14, a signal controller; 15. a microprocessor.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples.
Referring to fig. 1, the self-priming regulator of the air conditioner provided by the invention comprises an air supply channel 1, a drainage channel, a mixing channel 7, an air outlet channel 8, a shell 9 and a control and regulation device, wherein the drainage channel comprises an electrostatic dust collector 2, an electromagnetic valve 3, an induced air hose 4, an electric hydraulic rod actuator 5 and an induced air pipe outlet flexible joint 6, and the control and regulation device comprises a temperature and humidity and speed sensor a10, a temperature and humidity and speed sensor B11, a temperature and humidity and speed sensor C12, a signal conditioning circuit 13, a signal acquisition and control device 14 and a microprocessor 15.
Furthermore, the inlet of the air supply channel 1 is connected with an air supply motor, the outlet of the air supply channel is communicated with the inlet of the drainage channel, and a temperature, humidity and speed sensor C12 is arranged, so that the air supply channel 1 can be adaptively switched under the internal circulation and external circulation modes of the air conditioner, and is also suitable for a ventilation pipeline of a fresh air system.
Further, the electrostatic dust removal device 2 is located at an inlet of the drainage channel, a temperature and humidity and speed sensor B11 is arranged at the inlet of the drainage channel, drainage gas enters the drainage channel after passing through the electrostatic dust removal device 2, and the electrostatic dust removal device 2 is located on the shell 9 of the overall adjusting device and can be opened and closed at regular time, so that regular cleaning and replacement are facilitated.
Further, the electromagnetic valve 3 is positioned at the inlet section of the drainage channel and is used for adjusting the flow of the drainage channel.
Furthermore, induced air hose 4 connects drainage channel entry section and export section, and the hose material is flexible materials such as rubber, can suitable drawing and shrink when induced air pipe angular adjustment, keeps drainage channel's smooth and easy, the leakproofness needs to be guaranteed in the connection of induced air hose 4 both ends.
Furthermore, one end of the electric hydraulic rod actuator 5 is positioned on the outer wall of the drainage channel and is hinged by adopting a smooth cylinder, the other end of the electric hydraulic rod actuator is positioned at the upper end of the soft joint 6 at the outlet of the air guiding pipe and is hinged by adopting the smooth cylinder, the electric hydraulic rod actuator 5 is driven by a motor to output pressure oil to realize the reciprocating motion of a piston rod, the motor is in a pressure maintaining state when the motor stops, and the piston rod can be self-locked at a certain position; the electro-hydraulic actuator is used for adjusting the direction of the drainage outlet, adjusting the incident angle of the drainage gas entering the mixing channel 7 within a set range, and forming mixing and adjusting of the main fluid of the air supply channel and the fluid of the drainage channel to different degrees.
Furthermore, the inlet of the mixing channel 7 is connected with the air supply channel 1, a temperature sensor, a humidity sensor and a speed sensor 12 are arranged, the outlet is an air outlet channel 8 of the integral adjusting device, a temperature sensor, a humidity sensor and a speed sensor A10 are arranged, the mixing channel 7 is in a tapered spray pipe or a tapered and diverging spray pipe, the soft joint 6 of the outlet of the induced air pipe is correspondingly arranged at the throat position of the tapered spray pipe or the tapered and diverging spray pipe, the induced air pipe is circumferentially arranged along the wall surface of the position, and 2-6 channels or a whole circle of channels can be arranged according to different use scenes.
Further, the casing 9 is used for distinguishing the regions to which the channels belong, the air supply channel 1 is located outside the casing and supplies air from the outside to the inside, the inlet of the drainage channel and the outlet of the air outlet channel 8 are located on the casing 9, the drainage channel sucks air from the inside, and the air outlet channel 8 blows air to the inside.
Furthermore, the air conditioner is from inhaling formula device base on draw the jet principle, namely high-pressure gas (mainstream gas) is spouted through the nozzle high-speed, is drawn the shearing action of high-pressure high-speed mainstream and is drawn the entrainment and get into the mixing section by the injection air current to take place momentum, energy exchange with mainstream gas, form single even mixed air current gradually.
Referring to fig. 2, the method for controlling a self-priming regulator of an air conditioner of the present invention specifically includes the following steps:
and 3, executing calculation and processing by the microprocessor 15 according to the signal data and various set control parameters and an embedded software control rule, outputting corresponding control signals, and adjusting the rotating speed of the air supply fan, the opening degree of the electromagnetic valve 3 at the inlet of the air guide pipeline and the position of the electric hydraulic rod.
Further, in step 1, the sensors are respectively positioned at the inlet of the mixing channel 7, the outlet of the mixing channel 7 and the inlet of the drainage channel; the temperature, the humidity and the wind speed are input parameters of the control method and target parameters, wherein the temperature and the humidity are the most important parameters influencing the comfort of a human body, and the wind speed is changed corresponding to the wind quantity and is an important index for reflecting the intelligent regulation efficiency;
further, the software control rule in step 3 is obtained in a specific manner: firstly, establishing a prediction model of the flow of a mixing channel 7 through historical data of a self-suction type air conditioner adjusting device system based on an injection principle; secondly, optimizing the adjusting control instruction in the selected period through a gradient optimization algorithm, stopping after reaching a preset convergence condition, obtaining an optimized adjusting device control instruction, and establishing the mapping from the current air conditioner state and the set target state to the optimal adjusting control instruction string; then, selecting different air conditioner running states and setting different parameters, repeating the operations, and acquiring a large number of mapping sets as training data; and finally, training by adopting a BP neural network model through the obtained training data to obtain an optimal control instruction decision model based on the BP neural network, embedding the optimal control instruction decision model into a signal processing program as a control rule, and further outputting a control instruction to regulate and control the rotating speed of the air supply fan, the opening of the electromagnetic valve 3 at the inlet of the air induction pipeline and the position of the electric hydraulic rod 5.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (9)
1. An air conditioner self-suction type adjusting device is characterized by comprising an air supply channel, an electrostatic dust collection device, an electromagnetic valve, an induced air hose, an electric hydraulic rod actuator, an induced air pipe outlet soft joint, a mixing channel and an air outlet;
the air inlet of the air supply channel is connected with an air supply motor, and the air outlet is communicated with the inlet of the drainage channel;
the electrostatic dust removal device is positioned at the inlet of the drainage channel, the inlet of the drainage channel is provided with a temperature sensor, a humidity sensor and a speed sensor, and drainage gas enters the drainage pipeline after entering the electrostatic dust removal device;
the electromagnetic valve is positioned at the inlet section of the drainage channel and is used for adjusting the flow of the drainage channel;
the induced draft hose is connected with the inlet section and the outlet section of the induced draft pipe, and two ends of the induced draft hose are in sealed connection;
one end of the electric hydraulic rod actuator is positioned on the outer wall of the drainage channel, the other end of the electric hydraulic rod actuator is positioned at the upper end of the soft joint at the outlet of the air guiding pipe, the electric hydraulic rod actuator drives the gear pump to output pressure oil by a motor to realize the reciprocating motion of the piston rod, the motor is in a pressure maintaining state when stopping, and the piston rod can be self-locked at a set position; the electro-hydraulic actuator is used for adjusting the direction of the drainage outlet, adjusting the incident angle of the drainage gas entering the mixing channel within a set range, and forming mixing and adjusting of the main fluid of the air supply channel and the fluid of the drainage channel to different degrees;
the soft joint of the outlet of the induced air pipe is positioned at the throat part of the mixing channel, the induced air enters the mixing channel through the outlet of the induced air pipe, the outlet of the induced air pipe is flexibly connected with the outer wall of the mixing channel, and the included angle between the outlet direction and the main flow direction can be adjusted along a single direction within a set range under the control of an electric hydraulic rod actuator to form different drainage angles;
the import of mixing passage links to each other with air supply channel, has arranged temperature, humidity and speedtransmitter, and the export is whole adjusting device's air outlet, has arranged temperature, humidity and speedtransmitter, and mixing passage's shape is convergent spray tube or convergent divergent spray tube, and induced duct export flexible coupling corresponds the export of arranging with convergent spray tube or the throat position of convergent divergent spray tube, and the induced duct is arranged along the wall circumference of this position department.
2. The self-suction type adjusting device of an air conditioner as claimed in claim 1, wherein the air supply channel can be adaptively switched between an inner circulation mode and an outer circulation mode of the air conditioner and is suitable for a ventilation pipeline of a fresh air system.
3. The self-suction type adjusting device of an air conditioner as claimed in claim 1, wherein the electrostatic dust removing device is located outside the integral adjusting device and can be opened and closed at regular time, so that regular cleaning and replacement are facilitated.
4. The self-suction type air conditioner adjusting device as claimed in claim 1, wherein the air inducing hose is made of a rubber flexible material, and can be properly stretched and contracted when the angle of the air inducing pipe is adjusted, so as to keep the flow guiding channel smooth.
5. The self-suction type air conditioner adjusting device as claimed in claim 1, wherein both ends of the electro-hydraulic rod actuator are hinged by smooth cylinders.
6. The self-suction type adjusting device of an air conditioner as claimed in claim 1, wherein 2 to 6 air guide pipes or a whole circle of air guide pipes can be arranged according to different use scenes.
7. A control method of an air conditioner self-suction adjusting device is characterized in that the method is based on the air conditioner self-suction adjusting device of any one of claims 1 to 6, and consists of three parts of parameter monitoring, signal processing and output control, and specifically comprises the following steps:
step 1, collecting air parameters at various positions of a mixing channel inlet, a mixing channel outlet and an induced draft channel inlet by using a temperature sensor, a humidity sensor and a pressure sensor;
step 2, directly sending the signal processed by the signal conditioning circuit to an A/D conversion input end of the controller;
and 3, the microcontroller performs calculation and processing according to the signal data and various set control parameters and an embedded software control rule, outputs corresponding control signals, and adjusts the rotating speed of the air supply fan, the opening degree of the electromagnetic valve at the inlet of the air guide pipeline and the position of the electric hydraulic rod.
8. The control method of the self-priming regulator of the air conditioner as claimed in claim 7, wherein in the step 1, the sensors are respectively located at the inlet of the mixing channel, the outlet of the mixing channel and the inlet of the induced draft channel; the temperature, the humidity and the flow rate are input parameters and target parameters of the control method, wherein the temperature and the humidity are the most important parameters influencing the comfort of a human body, and the wind speed is changed corresponding to the wind volume and is an important index for reflecting the intelligent regulation efficiency.
9. The control method of the self-suction type adjusting device of the air conditioner as claimed in claim 7, wherein the software control law in the step 3 is specifically as follows: firstly, establishing a prediction model of mixed channel flow through historical data of an air conditioner self-suction type adjusting device system based on an injection principle; secondly, optimizing the adjusting control instruction in the selected period through a gradient optimization algorithm, stopping after reaching a preset convergence condition, obtaining an optimized adjusting device control instruction, and establishing the mapping from the current air conditioner state and the set target state to the optimal adjusting control instruction string; then, selecting different air conditioner running states and setting different parameters, repeating the operations, and obtaining a large number of mapping sets as training data; and finally, training by adopting a BP neural network model according to the obtained training data to obtain an optimal control instruction decision model based on the BP neural network, embedding the optimal control instruction decision model into a signal processing program as a control rule, and further outputting a control instruction to adjust and control the rotating speed of the air supply fan, the opening degree of the electromagnetic valve at the inlet of the air induction pipeline and the position of the electric hydraulic rod.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073083A (en) * | 2023-08-18 | 2023-11-17 | 湖南省湘能舒适环境科技有限责任公司 | Full-effect air conditioner |
| CN117515657A (en) * | 2024-01-05 | 2024-02-06 | 苏州林森净化集团有限公司 | Clean operating room air supply smallpox |
-
2022
- 2022-11-14 CN CN202211431310.XA patent/CN115823729A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073083A (en) * | 2023-08-18 | 2023-11-17 | 湖南省湘能舒适环境科技有限责任公司 | Full-effect air conditioner |
| CN117073083B (en) * | 2023-08-18 | 2024-06-04 | 湖南省湘能舒适环境科技有限责任公司 | Full-effect air conditioner |
| CN117515657A (en) * | 2024-01-05 | 2024-02-06 | 苏州林森净化集团有限公司 | Clean operating room air supply smallpox |
| CN117515657B (en) * | 2024-01-05 | 2024-04-30 | 苏州林森净化集团有限公司 | Clean operating room air supply smallpox |
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