CN107014040B - Realize the fresh air system and its operation method of intelligent operation - Google Patents
Realize the fresh air system and its operation method of intelligent operation Download PDFInfo
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- CN107014040B CN107014040B CN201710242848.9A CN201710242848A CN107014040B CN 107014040 B CN107014040 B CN 107014040B CN 201710242848 A CN201710242848 A CN 201710242848A CN 107014040 B CN107014040 B CN 107014040B
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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
- F24F2120/00—Control inputs relating to users or occupants
- F24F2120/10—Occupancy
-
- 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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
-
- 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
-
- 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
-
- 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
- F24F2110/30—Velocity
-
- 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
- F24F2110/50—Air quality properties
- F24F2110/64—Airborne particle content
-
- 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
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/66—Volatile organic compounds [VOC]
-
- 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
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/70—Carbon dioxide
Abstract
The invention discloses a kind of fresh air system for realizing intelligent operation and its operation method, sampling module, computing module, optimization module to be sequentially connected, and optimization module is connect with relay；Single chip computer automatic control system includes single-chip microcontroller, single-chip microcontroller respectively with PM2.5 sensor, TVOC sensor, CO2Sensor, human inductor, display, relay connection；Tele-control system includes wifi module, wifi module and wireless router communication connection, and wireless router is connect by internet and mobile phone app communication connection, wifi module with single machine piece by internet and mobile base station communication connection, mobile base station；Relay is connect by A.C. contactor with fresh air system；Adaptive optimization timing system and single chip computer automatic control system are connect by same microcomputer with control panel.Solve the problems, such as that existing fresh air system energy consumption is high, the comfort of room air is poor, long operational time.
Description
Technical field
The invention belongs to fresh air system technical fields, are related to a kind of fresh air system and its operation side for realizing that intelligence is run
Method more particularly to a kind of intelligent operation have heat recovery apparatus, the fresh air system of purification device and its operation method.
Background technique
As China frequently occurs the wide haze weather of pollution level weight duration long coverage in recent years, cause
Extensive concern of the people for air quality.Now be more than in people's lives 80% time it is movable indoors, room air product
Matter deterioration can not only reduce people's working efficiency, can also seriously endanger human health for a long time.To improve indoor air quality, mesh
Before, it generallys use air purifier and improves indoor air quality, but the air purifier used, need to be in enclosed environment for a long time
In, since clarifier cannot generate oxygen, long-term work is lived in this environment, and people have the nervous, diseases such as rapid of breathing
Shape is difficult to meet human body comfort requirement, especially there is ewborn infant, the family for having asthma cardiac disorder and high-grade cell people
Group.Good indoor air quality, which should not only meet known contaminant and not reach concentration of harmful substance determined by authoritative institution, to be referred to
Mark, while human body comfort requirement should be met.
Fresh air system reduces indoor carbon dioxide concentration by ventilation, and then meets human body comfort requirement, and new
Wind system continuous operation necessarily will increase building energy consumption, and how solving contradiction between the two, to be that heating and ventilating discipline personage faces most main
Want problem.Existing fresh air system, 24 hours one day continuous operations are constantly discharged exhaust gas to indoor feeding fresh air, ensure that
Indoor air quality simultaneously meets human body comfort requirement.But as Outdoor Air Quality deteriorates, fresh air system purification device burden
It aggravates, fresh air system has to enhance clean-up effect, and the strainer number of plies and function is caused to increase, and therefore, increases air flowing resistance
Power causes fresh air system fan energy consumption to increase.Although the high-pressure electrostatic adsorption technology in air purifying process, have resistance small,
The advantages that particulate matter effect is good is removed, in terms of reducing fresh air system operation energy consumption, plays certain energy-saving effect, but energy conservation effect
Fruit is unobvious.With being widely popularized for green building, people increasingly pay close attention to building energy conservation.Currently, people generally use fresh air
Heat recovery apparatus mitigates fresh air pretreatment load and heating (refrigeration) load, is conducive to using the energy process fresh air in air draft
Building energy consumption is reduced, but in terms of run time without proposing to be distinctly claimed.
The prior art (application number: 201410044089.1, title: a kind of air-conditioner set can control indoor air quality/
Device controller and system, publication date: 2014.4.30), it specifically discloses to PM2.5, CO2, concentration of formaldehyde carry out grade classification,
It is related to perceptual knowledge of the people to indoor air quality, sensor detection results and human feeling is combined, the scheming in
Calculation machine is collected, analyzes and controls to transmitting signal, but the system operatio is complicated, long operational time.
Summary of the invention
The technical problems to be solved by the invention provide a kind of fresh air system for realizing intelligent operation, have intelligence fixed
When, automatic control and the intelligent operational modes of three kinds of long-range control, solve that existing fresh air system energy consumption is high, room air relaxes
The problem of adaptive is poor, long operational time.
It is another object of the invention to provide a kind of operation methods of fresh air system for realizing intelligent operation.
The technical scheme adopted by the invention is that a kind of fresh air system for realizing intelligent operation, including fresh air system, from
Adapt to optimization timing system, single chip computer automatic control system and tele-control system；Adaptive optimization timing system includes sampling
Module, computing module, optimization module, sampling module calculate mould for air speed data in air supply duct in collection room, sampling module
Block, optimization module are sequentially connected, and optimization module is connect with relay；Single chip computer automatic control system includes single-chip microcontroller, single-chip microcontroller
Respectively with PM2.5 sensor, TVOC sensor, CO2Sensor, human inductor, display, relay connection；Long-range control
System includes wifi module, wifi module and wireless router communication connection, and wireless router passes through internet and mobile base station
Communication connection, mobile base station are connect by internet and mobile phone app communication connection, wifi module with single machine piece；Relay passes through
A.C. contactor is connect with fresh air system；Adaptive optimization timing system and single chip computer automatic control system by same microcomputer with
Control panel connection.
Of the invention to be further characterized in that, further, the sampling module includes the first timing means, wind speed probe, A/D
Converter, the first comparison unit, first storage device；Computing module includes the second comparison unit, the first shift register, second
Storage device；Optimization module includes the second shift register, third storage device, the second timing means；First timing means with
Wind speed probe connects, and in wind speed probe air supply duct disposed within, wind speed probe is connected by A/D converter and the first comparison unit
It connects, the first comparison unit is connect with first storage device；First storage device is connect with the second comparison unit, the second comparison unit
It is connect with the second storage device, the second storage device is connect with the first shift register, and the second storage device passes through the second displacement
Register is connect with third storage device, and third storage device is connect by the second timing means with relay.
Further, the model NU200E12TR-1G of the wind speed probe.
Further, the human inductor, display are mounted on the front of end equipment, and PM2.5 sensor, TVOC are passed
Sensor, CO2Sensor is embedded in the cavity of end equipment, and the upper surface of end equipment, the left side, the right side are equipped with exhaust outlet, row
It is equipped with item at air port and stitches grid, the cavity rear of end equipment is equipped with the fan that can periodically open and close, and the back side of end equipment is set
There are air inlet and power input, human inductor is set to the positive lower right corner of end equipment, and end equipment is independently disposed to
Fresh air system.
Further, the single chip computer automatic control system and adaptive optimization timing system, which integrate, is embedded in fresh air system
Main body in.
Further, the model MCS-51 of the single-chip microcontroller.
Further, the PM2.5 sensor is ZPH01 dust sensor, and TVOC sensor is ZP01 air quality biography
Sensor, CO2The model T6615 of sensor, the model HC-SR501 of human inductor.
Further, the model LCD12864 of the display.
Further, cold and heat recovery device, high-level cleaner are equipped in the fresh air system.
A kind of operation method of fresh air system that realizing intelligent operation, including Intelligent fixed time, automatic control and long-range control
System；
The Intelligent fixed time is realized by adaptive optimization timing system, is specifically followed the steps below:
Step 1, most begin to use first 10 days of fresh air system, utilization is manually opened, closes fresh air system；Sampling module packet
The first timing means is included, the first timing means is connect with wind speed probe, and wind speed probe is connected by A/D converter and first comparator
It connects, first comparator is connect with first storage device, and wind speed probe timing samples wind speed in air supply tube, and wind speed probe is every
10min detects 1 wind speed, is converted to air speed data through A/D converter, by air speed data and is set by the first comparison unit
Air speed value compares, if air speed data is no more than wind speed setting value, the correspondence period storage element of first storage device is " 0 "；
If air speed data is more than wind speed setting value, the correspondence period storage element of first storage device is " 1 ", with 10 days for 1 period；
Step 2, computing module includes the second comparison unit, and first storage device is connect with the second comparison unit, calculates mould
Block carries out operation to the data of nearly 10 days corresponding period storage elements, and calculating each period storage element in nearly 10 days is
The probability of happening of " 1 "；By the second comparison unit by storage element be " 1 " probability of happening compared with setting probability, work as storage
Unit is that the probability of happening of " 1 " is greater than setting probability, determines that the period is " unlatching " period, output valve " 1 "；Conversely, when storage
Unit is that the probability of happening of " 1 " is less than setting probability, determines that the period is " closing " period, output valve " 0 "；By each pair it is corresponding when
The output valve of the calculated result of section is stored into the second storage device, when primarily determining opening time and the closing of fresh air system
Between；Storing data in the period is moved forward one day daily by the first shift register, sacrifices the 1st day in the period, it will be all
Doomsday of that day that day in the end of term postpones as the new period；
Step 3, optimization module is modified opening time, the shut-in time of the fresh air system primarily determined, first from the
Two storage devices take out corresponding storage element data, are the period of " 1 " by first output valve using the second shift register
Move forward 3 storage units；The period that first output valve is " 0 " is moved backward into 3 storage elements；By the phase after optimization
Storage element data are answered to be stored in third storage device, third storage device is connect by the second timing means with relay, when
When the corresponding storage element data of third storage device are " 1 ", control relay exports high level, is controlled by A.C. contactor
Fresh air system is opened；When the corresponding storage element data of third storage device are " 0 ", control relay exports low level, leads to
A.C. contactor control fresh air system is crossed to close；
The automatic control, is realized by single chip computer automatic control system, is set firstly, programming monolithic processor carries out primary condition
Fixed, the indoor pollutant concentration signal that single-chip microcontroller will test is compared with setting concentration limit, when any pollutant concentration
It is exceeded, and human inductor detects indoor someone, and single-chip microcomputer output issues " unlatching " signal to relay, passes through exchange
Contactor opens fresh air system；When three kinds of pollutant concentrations are not exceeded or human inductor detect it is indoor nobody, single-chip microcontroller
Output end issues " being not turned on " signal to relay, is not turned on fresh air system by A.C. contactor；When single-chip microcontroller receives room
Interior PM2.5, TVOC, CO2Concentration is below the signal of corresponding concentration limit value or human inductor detects interior
In unmanned situation, single-chip microcontroller issues " closing " signal to relay, and it is out of service to control fresh air system by A.C. contactor；
The long-range control, is realized by tele-control system, and tele-control system includes wifi module, wifi module with
The connection of single machine piece, wifi module and wireless router communication connection, wireless router are connected by internet and mobile base station communication
It connects, mobile base station is passed PM2.5 sensor, TVOC by wireless network by internet and mobile phone app communication connection, single-chip microcontroller
Sensor, CO2The concentration signal that sensor detects passes to internet, then is sent to mobile phone app by mobile base station, and people pass through
Mobile phone app real-time monitoring indoor pollution situation；Single machine piece is connect with relay, and relay passes through A.C. contactor and fresh air system
Connection, can be in the outdoor opening and closing for controlling fresh air system by mobile phone app.
The beneficial effects of the present invention are: the present invention can be realized Intelligent fixed time, automatically control and remotely control three kinds of intelligence
Change operational mode, adaptive optimization timing system is acquired 10 days before people using fresh air system time data, calculate and
Optimization, it is automatic to set fresh air system unlatching, shut-in time, meet requirement of the people to comfort, health aspect.Single-chip microcontroller is automatic
Control system carries out condition setting by programming monolithic processor, and single-chip microcontroller is according to detecting PM2.5, TVOC, CO2Wait the dense of pollutants
Signal and human-induced signal are spent, fresh air system opening and closing is automatically controlled.Tele-control system is examined sensor by wifi module
The pollutant concentration signal measured is sent to mobile phone app, and fresh air system opening and closing can be controlled by mobile phone app.By above
Three kinds of intelligent operational modes, while guaranteeing that room air meets human body comfort requirement, by reducing fresh air system operation
Time realizes building effectively energy conservation.
The present invention also has the following characteristics that
(1) it opens in advance, delays closing
10 days before people are acquired using fresh air system time data by adaptive optimization timing system, is calculated,
It primarily determines fresh air system unlatching, shut-in time, recycles optimization module, the fresh air system open and close machine time is adjusted.It is real
Existing fresh air system is opened before people enter the room, and guarantees that people enter the room just breathing to fresh air；Fresh air system is closed
It closes the time to delay, dirty gas is remained when people are left interior and is further discharged；Computing module includes the first shift LD
Device daily moves forward storing data in the period one day, sacrifices the 1st day in the period, and that day that the doomsday in period is postponed is made
For the doomsday in new period, it can constantly be updated, adjust as people's use habit changes, more practicability.
(2) it automatically controls and is combined with energy conservation
Generally the concern of fresh air system is all focused on pollutant purification at present, but become increasingly conspicuous in energy problem
How effectively to purify and meet power conservation requirement and gradually paid close attention to by people today；Single chip computer automatic control system of the present invention can
Fresh air system operation is automatically controlled, using human body sensing device, fresh air system is limited and opens precondition, be not only room air
Middle pollutant is exceeded, it is necessary to which indoors in the case of someone, fresh air system can just be opened；Otherwise, it is not turned on, avoids indoor nothing
When people stops, fresh air system runs the case where generating energy consumption.
(3) it monitors in real time, it is long-range to control
The present invention sends mobile phone app for the pollutant concentration signal that sensor detects by wifi module, and can
Fresh air system opening and closing is controlled by mobile phone app；People it is outdoor also can by mobile phone app real-time monitoring indoor air quality, and
And according to indoor pollution situation, the opening and closing of far distance control fresh air system is realized.In this way, people can first look over before going home
Indoor air quality at present, if indoor polluted situation, so that it may fresh air system is opened by mobile phone app in advance,
Room air purified completion, ensure that indoor air quality before going back home.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of fresh air system of the present invention.
Fig. 2 is the structural block diagram of adaptive optimization timing system of the present invention.
Fig. 3 is the control flow chart of adaptive optimization timing system of the present invention.
Fig. 4 is the structural block diagram of single chip computer automatic control system of the present invention.
Fig. 5 is the control flow chart of single chip computer automatic control system of the present invention.
Fig. 6 is the structural schematic diagram of tele-control system of the present invention.
In figure, 1. adaptive optimization timing systems, 2. single-chip microcontrollers, 3. fresh air system, 4.PM2.5 sensor, 5.TVOC biography
Sensor, 6.CO2Sensor, 7. human inductors, 8. displays, 9. fans, 10. end equipments, 11.wifi module, 12. relays
Device, 13. A.C. contactors, 14. sampling modules, 15. computing modules, 16. optimization modules, 17. wireless routers, 18. mobile bases
It stands, 19. mobile phone app.
Specific embodiment
Below in conjunction in the embodiment of the present invention, technical solution in the embodiment of the present invention is clearly and completely retouched
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Structure of the invention, including fresh air system 3, adaptive optimization timing system 1, single chip computer automatic control system and remote
Process control system.
The structure of fresh air system 3, as shown in Figure 1, being equipped with heat recovery apparatus, purification device in fresh air system 3, single-chip microcontroller is certainly
Autocontrol system and adaptive optimization timing system 1, which integrate, to be embedded in the main body of fresh air system 3；End equipment 10 is independently set
It sets, human inductor 7, display 8 are mounted on the front of end equipment 10, PM2.5 sensor 4, TVOC sensor 5, CO2Sensing
Device 6 is embedded in the cavity of end equipment 10, and the upper surface of end equipment 10, the left side, the right side are equipped with exhaust outlet, is set at exhaust outlet
There is item to stitch grid, the cavity rear of end equipment 10 is equipped with the fan 9 that can periodically open and close, and fan 9 ran 3 points every 10 minutes
Clock；The back side of end equipment 10 is equipped with air inlet and power input, is equipped with air inlet at 10 back side of end equipment and power supply is defeated
Enter end.
End equipment 10 is independently disposed to fresh air system 3, and equipment is small and beautiful, can be with independent control, and anti-tampering ability is strong,
Strict control detects air quantity, and deployment site is not limited by fresh air system.It is pumped into air using fan 9, air flows through cavity, with
PM2.5 sensor, TVOC sensor, CO2Sensor comes into full contact with, and human inductor 7 is set to the right side immediately ahead of end equipment
Inferior horn can accurately detect human body situation.The present invention detects frequency and is set as 1 time/5min, and detection frequency sets excessive, fan damage
Consumption increases；Detection frequency sets too small, damage human health；Three kinds of pollutant concentration signals are passed through signal wire by end-equipment 10
Send single-chip microcontroller 2.
Single-chip microcontroller 2, PM2.5 sensor 4, TVOC sensor 5, CO2The model of sensor 6, human inductor 7, display 8
Selection, is shown in Table 1.
1 sensor of table and the selection of display model
The structure of adaptive optimization timing system 1, as shown in Fig. 2, including sampling module 14, computing module 15, optimization mould
Block 16, sampling module 14 is for air speed data in air supply duct in collection room, sampling module 14, computing module 15, optimization module
16 are sequentially connected, and optimization module 16 is connect with relay 12.
Sampling module 14 includes the first timing means, wind speed probe, A/D converter, the first comparison unit, the first storage dress
It sets, in wind speed probe air supply duct disposed within, avoids the pollutants such as filtered air particle, pollen, dust to wind
Speed probe causes to damage, the model NU200E12TR-1G of wind speed probe；Computing module 15 includes the second comparison unit, the first shifting
Bit register, the second storage device；Optimization module 16 includes the second shift register, third storage device, the second timing means；
First timing means is connect with wind speed probe, in wind speed probe air supply duct disposed within, wind speed probe by A/D converter with
The connection of first comparison unit, the first comparison unit are connect with first storage device；First storage device and the second comparison unit connect
It connects, the second comparison unit is connect with the second storage device, and the second storage device is connect with the first shift register, the second storage dress
It sets and is connect by the second shift register with third storage device, third storage device passes through the second timing means and relay 12
Connection.
The structure of single chip computer automatic control system, as shown in figure 4, including single-chip microcontroller 2, single-chip microcontroller 2 is sensed with PM2.5 respectively
Device 4, TVOC sensor 5, CO2Sensor 6, human inductor 7, display 8, relay 12 connect, and relay 12 passes through exchange
Contactor 13 is connect with fresh air system 3；Single-chip microcontroller 2 receives PM2.5 sensor 4, TVOC sensor 5, CO2Sensor 6 detects
Concentration signal and human inductor 7 issue " indoor someone " or " indoor nobody " signal, according to initial setting up on single-chip microcontroller 2
The pollutant concentration upper limit, lower limit judge whether to transmit a signal to relay 12, passes through A.C. contactor 13 and controls fresh air system 3
It opens or closes；Meanwhile real-time pollutant concentration signal is sent display 8 by single-chip microcontroller 2, understands interior in real time convenient for people
The concentration levels of pollutant.Adaptive optimization timing system 1 and single chip computer automatic control system pass through same microcomputer and control plane
Plate connection, is determined by control panel and controls fresh air system using adaptive optimization timing system 1 or single chip computer automatic control system
System 3, people select adaptive optimization timing system 1, single chip computer automatic control system by control panel, are arranged.
Tele-control system, as shown in fig. 6, including wifi module 11, wifi module 11 and the communication of wireless router 17 connect
It connects, wireless router 17 passes through internet and mobile phone app19 by internet and 18 communication connection of mobile base station, mobile base station 18
Communication connection, single-chip microcontroller 2 pass through wireless network for PM2.5 sensor 4, TVOC sensor 5, CO2The concentration that sensor 6 detects
Signal passes to internet, and the concentration signal of pollutant is sent to mobile phone app19 by mobile base station 18；People pass through mobile phone
App19 real-time monitoring indoor pollution situation；Wifi module 11 is connect with single machine piece 2, and single machine piece 2 is connect with relay 12, relay
Device 12 is connect by A.C. contactor 13 with fresh air system 3, and people can control fresh air system 3 by mobile phone app19 in outdoor
Opening and closing.
The present invention realizes that the operation method of the fresh air system of intelligent operation includes Intelligent fixed time, automatic control, long-range control
System, while meeting human body comfort requirement, meets greening building energy saving requirement.
Intelligent fixed time: being realized by adaptive optimization timing system 1, as shown in figure 3, specifically following the steps below:
Step 1, most begin to use first 10 days of fresh air system 3, utilization is manually opened, closes fresh air system 3；Sampling module
14 include the first timing means, and the first timing means is connect with wind speed probe, and wind speed probe is by A/D converter compared with first
Device connection, first comparator are connect with first storage device, and wind speed probe timing samples wind speed in air supply tube, and wind speed is visited
Every 10min detects 1 wind speed, is converted to air speed data through A/D converter, by the first comparison unit by air speed data with
Wind speed setting value compares, if air speed data is no more than wind speed setting value, the correspondence period of first storage device is (such as: 5:00-
5:10 is a period) storage element be " 0 "；If air speed data is more than wind speed setting value, the correspondence of first storage device
Period storage element is " 1 ", with 10 days for 1 period；
Step 2, computing module 15 includes the second comparison unit, and first storage device is connect with the second comparison unit, is calculated
Module 15 carries out operation to the data of nearly 10 days corresponding period storage elements, calculates each period storage element in nearly 10 days
For the probability of happening (average value of time hop counts evidence corresponding with 10 days is equal) of " 1 "；By the second comparison unit by storage element
For " 1 " probability of happening compared with setting probability, set probability as 0.5, when the probability of happening that storage element is " 1 " is greater than setting
Probability determines that the period is " unlatching " period, output valve " 1 "；Conversely, when the probability of happening that storage element is " 1 " is less than setting
Probability determines that the period is " closing " period, output valve " 0 "；The output valve storage of the calculated result of each corresponding period is arrived
In second storage device, the opening time and shut-in time of fresh air system 3 are primarily determined；Daily will by the first shift register
Storing data moves forward one day in period, sacrifices the 1st day in the period, that day that the doomsday in period is postponed is as the new period
Doomsday, therefore primarily determine 10 days of the system can be constantly updated for the runing time in 1 period；
Step 3, optimization module 16 is modified opening time, the shut-in time of the fresh air system 3 primarily determined, first from
Second storage device takes out corresponding storage element data, using the second shift register by first output valve be " 1 " when
Section moves forward 3 storage units (that is: 3 opening time of fresh air system shifts to an earlier date 0.5h relative to the opening time primarily determined)；
Similarly, by first output valve be " 0 " period move backward 3 storage elements (that is: 3 shut-in time of fresh air system relative to
The shut-in time delay 0.5h primarily determined)；Corresponding storage element data after optimization are stored in third storage device, third
Storage device is connect by the second timing means with relay 12, when the corresponding storage element data of third storage device are " 1 "
When, control relay 12 exports high level, controls fresh air system 3 by A.C. contactor 13 and opens；When third storage device
When corresponding storage element data are " 0 ", control relay 12 exports low level, controls fresh air system 3 by A.C. contactor 13
It closes.
Existing fresh air system uses timing mode, but its setting time generally remains unchanged in unattended situation, suddenly
Omit the variation that people operate daily.And adaptive optimization timing system 1 of the invention is optimized on the basis of timing design,
The switching on and shutting down time for meeting air quality requirement can be set automatically, and automatic identification people use the time of fresh air system 3, determine
People nearly 10 days average opening time, the shut-in times using fresh air system 3 controlled fresh air system 3 before people enter the room
It brings into operation, guarantees that room air is fresh, pollution-free when people go back home, people are automatically closed after being away from home, and both guarantee in this way
Air quality when entering the room, while realizing energy saving purpose.
It automatically controls: being realized by single chip computer automatic control system, the control flow of single chip computer automatic control system, such as schemed
Shown in 5, firstly, carrying out primary condition setting, including CO by programming monolithic processor 22, tri- kinds of pollutants of PM2.5, TVOC the upper limit
Concentration, least concentration value and various logic control, the indoor pollutant concentration signal and setting concentration limit that single-chip microcontroller 2 will test
Value compares, and in the case of any pollutant concentration is exceeded, and human inductor 7 detects indoor someone, single-chip microcontroller 2 is defeated
Outlet to relay 12 issue " unlatchings " signal, pass through A.C. contactor 13 unlatching fresh air system 3: when three kinds of pollutant concentrations not
Exceeded or human inductor 7 detect it is indoor nobody, 2 output end of single-chip microcontroller issues " being not turned on " signal to relay 12, leads to
It crosses A.C. contactor 13 and is not turned on fresh air system 3；As fresh air system 3 is run, indoor pollutant concentration gradually decreases therewith, when
Single-chip microcontroller 2 receives indoor PM2.5, TVOC, CO2Concentration is below corresponding concentration limit value (the 50% of upper limit value)
Signal or human inductor 7 detect in indoor unmanned situation that single-chip microcontroller 2 issues " closing " signal to relay 12, pass through
It is out of service that A.C. contactor 13 controls fresh air system 3.
PM2.5、CO2, tri- kinds of pollutants of TVOC upper limit of concentration value meet " green building assessment standard " (GBT50378-
2014) it is the requirements at the higher level of bonus point item setting, is provided according to GB T18883-2002 " indoor air quality ", the TVOC in environment
Mass concentration standard value is 0.6mg/m3(8 small hourly value)；Carbon dioxide volumetric concentration is limited to 0.1%；And China's Interior Space
There has been no specific standards for PM2.5 concentration limit for gas quality, but the concentration of interior PM2.5 requires not lower than outdoor dense
Degree.75 μ g/m are limited to according to interior PM2.5 concentration in GB3095-2012 " ambient air quality " regulation China Democratic National Construction Association3, therefore
Using environment PM2.5 standard as interior PM2.5 limit value concentration.But it is marked in GBT50378-2014 " green building assessment standard "
More stringent requirements are proposed in standard, it is desirable that limit value concentration should require 70%, TVOC of concentration (always to wave lower than " indoor air quality "
Hair property organic matter) standard quality concentration be 0.42mg/m3；CO2Normal volume concentration is 700ppm；PM2.5 standard quality concentration is
52.5μg/m3；Specifically it is shown in Table 2.Wherein, it is indoor by the infiltration of door and window gap to be mainly derived from particulate matter in outdoor air by PM2.5
Cause, TVOC is mainly that the main volatilization such as indoor carpet, furniture generates, CO2Mainly by indoor occupant Effects of Density, CO2、
Tri- kinds of typical pollutants of PM2.5, TVOC respectively represent outdoor infiltration pollution intensity, indoor volatilization pollution intensity, density of personnel.Cause
This can determine that indoor pollutant is not exceeded and room air comparatively fresh when three kinds of pollutants are not exceeded；Work as CO2、
Can all harm be generated to human health when any one of PM2.5, TVOC three is exceeded, need to open fresh air system 3, led to
Wind ventilation, reduces indoor air pollutants concentration.CO2Sensor 6, PM2.5 sensor 4, TVOC sensor 5 continue to test dirt
Object concentration is contaminated, when three kinds of pollutant concentrations are all reduced to the half of limit value concentration, fresh air system 3 is out of service.Work as pollutant
When exceeded, fresh air system 3 will continue to repeat the above work, while the present invention considers that indoor whether there is or not human feelings conditions.
2 three kinds of pollutant concentration limit value regulations of table
| Pollutant kind | CO2 | TVOC | PM2.5 |
| The limit value of concentration | 700ppm | 0.42mg/m3 | 52.5μg/m3 |
Long-range control: it is realized by tele-control system, single chip computer automatic control system further includes wifi module 11, wifi
Module 11 and 17 communication connection of wireless router, wireless router 17 are mobile by internet and 18 communication connection of mobile base station
Base station 18 passes through internet and mobile phone app19 communication connection；Single-chip microcontroller 2 is passed PM2.5 sensor 4, TVOC by wireless network
Sensor 5, CO2The concentration signal that sensor 6 detects passes to internet, and the concentration signal of pollutant is sent by mobile base station 18
To mobile phone app19；People can be controlled in outdoor by mobile phone app19 by mobile phone app19 real-time monitoring indoor pollution situation
The opening and closing of fresh air system 3, i.e., check indoor air quality before going home, if indoor air quality is not up to standard, so that it may long distance
It leaves and opens fresh air system 3, the purification of room air is realized before going home, guarantees indoor air quality.
One of background technique can control the air-conditioner set/device controller and system of indoor air quality, disclose pair
PM2.5、CO2, concentration of formaldehyde carry out grade classification, be related to perceptual knowledge of the people to indoor air quality, sensor detected
As a result it is combined with human feeling, transmitting signal is collected, analyzed and controlled by central computer, above system operation
Complexity, long operational time.In contrast, the present invention realizes that process is relatively simple, targeted strong, and sensor directly will letter
Number it is output to single-chip microcontroller 2, for single-chip microcontroller 2 according to setting condition, output signal directly arrives relay 12, and then controls fresh air system 3.
Automatic reaction process is simplified, and the present invention is realized by adaptive optimization timing system 1 and opened before people enter the room
Fresh air system, meets the habit that people enter the room the ventilation that usually first opens a window, and provides a comfortable, healthy life cycle to people
Border；People are automatically closed after being away from home, and both ensure that air quality when entering the room in this way, while realizing energy saving purpose.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (9)
1. a kind of operation method for the fresh air system for realizing intelligent operation, which is characterized in that
It realizes the fresh air system of intelligent operation, including fresh air system (3), adaptive optimization timing system (1), single-chip microcontroller are certainly
Autocontrol system and tele-control system；Adaptive optimization timing system (1) include sampling module (14), computing module (15),
Optimization module (16), sampling module (14) is for air speed data in air supply duct in collection room, sampling module (14), computing module
(15), optimization module (16) is sequentially connected, and optimization module (16) is connect with relay (12)；Single chip computer automatic control system includes
Single-chip microcontroller (2), single-chip microcontroller (2) respectively with PM2.5 sensor (4), TVOC sensor (5), CO2Sensor (6), human inductor
(7), display (8), relay (12) connection；Tele-control system includes wifi module (11), wifi module (11) and wireless
Router (17) communication connection, wireless router (17) pass through internet and mobile base station (18) communication connection, mobile base station
(18) by internet and mobile phone app (19) communication connection, wifi module (11) is connect with single-chip microcontroller (2)；Relay (12) is logical
A.C. contactor (13) is crossed to connect with fresh air system (3)；Adaptive optimization timing system (1) and single chip computer automatic control system are logical
Same microcomputer is crossed to connect with control panel；
Including Intelligent fixed time, automatically controls and remotely control；The Intelligent fixed time, it is real by adaptive optimization timing system (1)
It is existing, specifically follow the steps below:
Step 1, most begin to use first 10 days of fresh air system (3), utilization is manually opened, closes fresh air system (3)；Sampling module
It (14) include the first timing means, the first timing means is connect with wind speed probe, and wind speed probe passes through A/D converter and the first ratio
It is connected compared with device, first comparator is connect with first storage device, and wind speed probe timing samples wind speed in air supply tube, wind speed
The every 10min of popping one's head in detects 1 wind speed, is converted to air speed data through A/D converter, by the first comparison unit by air speed data
Compared with wind speed setting value, if air speed data is no more than wind speed setting value, the correspondence period storage element of first storage device
For " 0 "；If air speed data is more than wind speed setting value, the correspondence period storage element of first storage device is " 1 ", is with 10 days
1 period；
Step 2, computing module (15) includes the second comparison unit, and first storage device is connect with the second comparison unit, calculates mould
Block (15) carries out operation to the data of nearly 10 days corresponding period storage elements, calculates each period storage element in nearly 10 days
For the probability of happening of " 1 "；By the second comparison unit by storage element be " 1 " probability of happening compared with setting probability, work as storage
Memory cell is that the probability of happening of " 1 " is greater than setting probability, determines that the period is " unlatching " period, output valve " 1 "；Conversely, when storage
Memory cell is that the probability of happening of " 1 " is less than setting probability, determines that the period is " closing " period, output valve " 0 "；By each correspondence
The output valve of the calculated result of period is stored into the second storage device, primarily determines opening time and the pass of fresh air system (3)
Close the time；Storing data in the period is moved forward one day daily by the first shift register, sacrifices the 1st day in the period,
That day that doomsday in period is postponed is as the doomsday in new period；
Step 3, optimization module (16) is modified opening time, the shut-in time of the fresh air system (3) primarily determined, first from
Second storage device takes out corresponding storage element data, using the second shift register by first output valve be " 1 " when
Section moves forward 3 storage units；The period that first output valve is " 0 " is moved backward into 3 storage elements；After optimization
Corresponding storage element data are stored in third storage device, and third storage device is connected by the second timing means and relay (12)
It connects, when the corresponding storage element data of third storage device are " 1 ", control relay (12) exports high level, passes through exchange
Contactor (13) controls fresh air system (3) and opens；When the corresponding storage element data of third storage device be " 0 " when, control after
Electric appliance (12) exports low level, is closed by A.C. contactor (13) control fresh air system (3)；
The automatic control, is realized by single chip computer automatic control system, is set firstly, programming monolithic processor (2) carries out primary condition
Fixed, the indoor pollutant concentration signal that single-chip microcontroller (2) will test is compared with setting concentration limit, when any pollutant is dense
Spend exceeded, and human inductor (7) detects indoor someone, and single-chip microcontroller (2) output end issues " unlatching " to relay (12)
Signal opens fresh air system (3) by A.C. contactor (13)；When three kinds of pollutant concentrations are not exceeded or human inductor
(7) detect it is indoor nobody, single-chip microcontroller (2) output end issues " being not turned on " signal to relay (12), passes through A.C. contactor
(13) fresh air system (3) are not turned on；When single-chip microcontroller (2) receives indoor PM2.5, TVOC, CO2Concentration is below corresponding
The signal or human inductor (7) of concentration limit value detect in indoor unmanned situation that single-chip microcontroller (2) issues " closing " signal
Relay (12) are given, it is out of service by A.C. contactor (13) control fresh air system (3)；
The long-range control, is realized by tele-control system, and tele-control system includes wifi module (11), wifi module
(11) it is connect with single-chip microcontroller (2), wifi module (11) and wireless router (17) communication connection, wireless router (17) pass through mutual
Networking and mobile base station (18) communication connection, mobile base station (18) pass through internet and mobile phone app (19) communication connection, single-chip microcontroller
(2) pass through wireless network for PM2.5 sensor (4), TVOC sensor (5), CO2The concentration signal that sensor (6) detects passes
It is sent to mobile phone app (19) to internet, then by mobile base station (18), people pass through in mobile phone app (19) real-time monitoring room
Pollution condition；Single-chip microcontroller (2) is connect with relay (12), and relay (12) passes through A.C. contactor (13) and fresh air system (3)
Connection, can be in the outdoor opening and closing by mobile phone app (19) control fresh air system (3).
2. the method according to claim 1, wherein the sampling module (14) includes the first timing means, wind
Fast probe, A/D converter, the first comparison unit, first storage device；Computing module (15) includes the second comparison unit, first
Shift register, the second storage device；Optimization module (16) includes the second shift register, third storage device, the second timing
Device；First timing means is connect with wind speed probe, and in wind speed probe air supply duct disposed within, wind speed probe is turned by A/D
Parallel operation is connect with the first comparison unit, and the first comparison unit is connect with first storage device；First storage device is compared with second
Device connection, the second comparison unit are connect with the second storage device, and the second storage device is connect with the first shift register, and second
Storage device connect by the second shift register with third storage device, third storage device pass through the second timing means and after
Electric appliance (12) connection.
3. according to the method described in claim 2, it is characterized in that, the model NU200E12TR-1G of the wind speed probe.
4. the method according to claim 1, wherein the human inductor (7), display (8) are mounted on end
The front of end device (10), PM2.5 sensor (4), TVOC sensor (5), CO2Sensor (6) is embedded in end equipment (10)
Cavity in, the upper surface of end equipment (10), the left side, the right side are equipped with exhaust outlet, and item is equipped at exhaust outlet and stitches grid, end dress
The cavity rear for setting (10) is equipped with the fan (9) that can periodically open and close, and the back side of end equipment (10) is equipped with air inlet and power supply
Input terminal, human inductor (7) are set to end equipment (10) positive lower right corner, and end equipment (10) is independently disposed to fresh air
System (3).
5. the method according to claim 1, wherein the single chip computer automatic control system and adaptive optimization are fixed
When system (1) integrated be embedded in the main body of fresh air system (3).
6. the method according to claim 1, wherein the model MCS-51 of the single-chip microcontroller (2).
7. the method according to claim 1, wherein the PM2.5 sensor (4) be ZPH01 dust sensor,
TVOC sensor (5) is ZP01 air quality sensor, CO2The model T6615 of sensor (6), the type of human inductor (7)
Number be HC-SR501.
8. the method according to claim 1, wherein the model LCD12864 of the display (8).
9. the method according to claim 1, wherein being equipped with cold and heat recovery device, height in the fresh air system (3)
Imitate purification device.
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| CN108088049A (en) * | 2017-12-15 | 2018-05-29 | 东莞市利发爱尔空气净化系统有限公司 | A kind of on-off control method and intelligent detection and control system of new wind turbine |
| CN108458456A (en) * | 2018-03-07 | 2018-08-28 | 广东美的制冷设备有限公司 | Air-conditioner control method, device and readable storage medium storing program for executing, air conditioner |
| CN108592304B (en) * | 2018-04-27 | 2020-11-27 | 广东美的制冷设备有限公司 | Fresh air exchange control method of air conditioner, air conditioner and readable storage medium |
| CN108981009B (en) * | 2018-05-04 | 2020-06-23 | 上海奥希斯环保技术有限公司 | Intelligent fresh air purification system and fresh air purification treatment control method |
| CN113227662B (en) * | 2018-12-26 | 2023-03-14 | 三菱电机株式会社 | Ventilation control system and carbon dioxide concentration estimation method |
| CN109499331A (en) * | 2019-01-22 | 2019-03-22 | 安阳工学院 | Active carbon photocatalysis-oxidation VOCs gas treatment integration apparatus |
| CN112032954B (en) * | 2019-06-04 | 2022-09-02 | 青岛海尔空调器有限总公司 | Control method of air conditioner |
| CN112032948A (en) * | 2019-06-04 | 2020-12-04 | 青岛海尔空调器有限总公司 | Control method of air conditioner |
| CN112050433A (en) * | 2019-06-05 | 2020-12-08 | 青岛海尔空调器有限总公司 | Control method of air conditioner |
| CN112050435A (en) * | 2019-06-05 | 2020-12-08 | 青岛海尔空调器有限总公司 | Control method of air conditioner |
| CN113418219A (en) * | 2021-06-24 | 2021-09-21 | 江阴沃特玛节能技术有限公司 | Energy-saving management system |
| CN114562802A (en) * | 2022-01-20 | 2022-05-31 | 青岛海尔空调器有限总公司 | Control method and control device for air conditioner, air conditioner and storage medium |
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