CN104807086B - A kind of microalgae air purifier automatic control system and control method - Google Patents

A kind of microalgae air purifier automatic control system and control method Download PDF

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Publication number
CN104807086B
CN104807086B CN201510029399.0A CN201510029399A CN104807086B CN 104807086 B CN104807086 B CN 104807086B CN 201510029399 A CN201510029399 A CN 201510029399A CN 104807086 B CN104807086 B CN 104807086B
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air
gauze
control element
value
temperature
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CN104807086A (en
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倪红军
石健
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Nantong University
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Nantong University
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-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
    • F24F3/12Air-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
    • F24F3/16Air-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 purification, e.g. by filtering; by sterilisation; by ozonisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/175Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using biological materials, plants or microorganisms
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/20Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F24F8/22Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The invention discloses a kind of microalgae air purifier automatic control system, including clarifier body and and control element.Clarifier body includes transparent storage algae pond and staving.Storage algae pond is the cuboid of uncovered, and storage algae pond includes heater A, air inlet, temperature sensor, poisonous and harmful detection gas probe, PM2.5 detection probes, fluorescent lamp.Staving is the bottomless segmentation nested type for having a lid, and warp layer cloth is separated between section and section;Gauze remaining every layer gauze top in addition to one layer of the top is equipped with a shower nozzle;Each shower nozzle is fixedly connected by pipeline with water pump;Water pump is connected with storage algae pond, and Temperature Humidity Sensor is provided with inside staving;A blower fan is installed with staving surface, blower fan lower section is installed with a heater B.The invention also discloses the control method of the automatic control system, have the advantages that good purification, cost are relatively low, easily operated and safeguard, slightly improving can be used for the treatment of various waste gas such as industrial waste gas, have a wide range of application.

Description

A kind of microalgae air purifier automatic control system and control method
Technical field
The present invention relates to environmental project and technical field of automation, more particularly to a kind of microalgae air purifier is controlled automatically System processed and control method.
Background technology
In recent years, the national Middle Eastern common people one day seems like a year in the quick-fried table of PM2.5, from northeast to northwest, from North China To middle part or even the Yellow River and Huai He River, the south of the lower reaches of the Yangtze River, large-scale severe and severe contamination allow the common people to enjoy and decoct, Beijing, Shijiazhuang, guarantor The Beijing-tianjin-hebei Regions such as fixed, Handan, Tianjin, Cangzhou, Langfang, Tangshan, have all issued the orange early warning of dense fog, Shandong, Sichuan, Anhui etc. Provinces and cities have all issued yellow or orange early warning, and dense fog red early warning signal has even been issued in Henan Xinxiang and Kaifeng.In hospital, with Air pollution relevant patient increase.
National wide range of haze takes place frequently in recent years, the quick-fried tables of PM2.5 more, and air environmental pollution already turns into threat mankind's life The significant problem deposited.For the most people for living in modern city, the time that there are about 60% -70% is to spend indoors, The fine or not of living conditions has close relationship with healthy.Indoor pollutant concentration is higher than outdoor 2-5 times, in special feelings 100 times are can reach under condition.Indoor pollution has that coverage is big, time of contact is long, pollutant concentration is low, change in concentration is big, dirty Dye species are more, easily by environmental condition and meteorological factor influence, harm is healthy the features such as.With to indoor environment protective awareness Constantly enhancing, people are highly desirable a safety, comfortable, health living space.
In addition to the influence of outdoor air pollution, the main cause that room air deteriorates have it is a large amount of using chemical building materials, Decorating and renovating material, artificial board composite furniture etc. distribute toxic and harmful, also with building because power conservation requirement seal improve, The factors such as air amount reduction are closely related.Indoor pollutant is broadly divided into three major types:PM10 and PM2.5 etc. suspends The microorganisms such as particulate matter, volatile organic contaminant, bacterial virus.Therefore, room air pollution is controlled and improvement is Improve the effective way of environment for human survival at present.
Air purifier, also known as air cleaner, air cleaner, clarifier, is to refer to adsorb, decompose or convert respectively Plant air pollutants(Generally comprise finishing pollution, bacterium, anaphylactogen of PM2.5, dust, pollen, peculiar smell, formaldehyde etc etc.), The product of air cleanliness is effectively improved, family expenses, commercialization, industry, building are broadly divided into.Have various different in air purifier Technology and medium, enable it to provide a user with the air of cleaning and safety.Conventional air purifying process has:Adsorption technology, It is negative(Just)Ion technology, catalysis technique, photocatalyst technology, superstructure light mineralising technology, HEPA high efficiency filters technology, electrostatic precipitator Dirt technology etc.;Material technology mainly has:It is photocatalyst, activated carbon, pole charcoal heart filter core technology, synthetic fibers, the efficient materials of HEAP, negative Ion generator etc..Adopted existing air purifier as compound more, i.e., employ various purification techniques and material medium simultaneously. Particulate in air removal technology is directed to according to air purifier, mainly has mechanical filter net type, electrostatic electret filter net type, high pressure quiet Electric precipitation, anion and plasma method etc..
But existing air purifier, only with a kind of air purifying process, treatable pollutant is more single.It is existing Some activated carbon air purifiers usually face activated carbon adsorptive capacity overload, it is necessary to re-replace the problem of activated carbon.And Existing air purifier typically can only achieve the effect for absorbing pollutant, and relatively costly, be unfavorable for safeguarding.Therefore exploitation one Planting good purification, the clarifier automatic control system of low cost has highly important meaning.
The content of the invention
The purpose of the present invention is to solve the shortcomings of the prior art, there is provided a kind of good purification, cost are relatively low, be easy to behaviour The microalgae air purifier automatic control system and control method made and safeguard.
In order to solve the above technical problems, the technical solution adopted by the present invention is:A kind of microalgae air purifier is automatically controlled System automatic control system, including clarifier body and the control element that is fixedly linked with clarifier body.
The staving that the clarifier body includes transparent storage algae pond and is covered in above storage algae pond.
The storage algae pond is the rectangular structure of uncovered, the storage algae bottom of pond portion fixed installation having heaters A;The storage algae Pond upper end side is provided with air inlet;The storage algae pond interior lower end position is installed with temperature sensor;The storage algae pond Bottom side is provided with an apopore, and the apopore is connected by outlet pipe with water pump, storage algae pond upper end outside Face fixed installation poisonous harmful detection gas probe and PM2.5 detection probes;The storage algae bottom of pond portion is installed with fluorescent lamp.
The staving is the bottomless segmentation nesting type structure for having a lid, and the staving is divided into five sections, a is followed successively by from top to bottom Section, A sections, B sections, C sections, D sections;Described A sections, B sections, have through hole A, through hole B, through hole C on the bucket wall of C sections of side;The a Section is intersegmental with A to be separated with gauze a, and described A section intersegmental with B to be separated with gauze A, B section and C and intersegmental be separated with gauze B, C section and intersegmental with D be separated with Gauze C, gauze a tops tiling has layer of active carbon;The gauze A tops are provided with shower nozzle A, and gauze B tops are provided with shower nozzle B, gauze C top be provided with shower nozzle C, the shower nozzle A, shower nozzle B, shower nozzle C respectively by through through hole A, through hole B, through hole C and mutually Parallel hard tube A, hard tube B, hard tube C are connected with flexible pipe;The flexible pipe other end is fixedly connected with water pump;Inside the staving Temperature Humidity Sensor is installed with side;The staving top is provided with air vent, and the air vent outside is on staving surface On be installed with a blower fan, the air vent inner side is installed with a heater B below blower fan.
The temperature sensor, Temperature Humidity Sensor, poisonous and harmful detection gas probe, PM2.5 detection probes, heater A, heater B, blower fan, water pump, fluorescent lamp are connected by holding wire A with control element.
Further, the control element be PLC or single-chip microcomputer or it is embedded in any one.
Further, the staving inner surface is installed with ultraviolet lamp, the ultraviolet light respectively in air vent both sides Lamp is connected by wire with control element.
Further, the fluorescent lamp, heater A, heater B, be connected between blower fan, water pump and control element One relay A, relay B, relay C, relay D, relay E.
Further, the control element is also associated with display screen and buzzer by holding wire B, the display location in Clarifier body side, the buzzer is installed on display screen top.
The invention also discloses a kind of microalgae air purifier automatic control system automatic control system described in Control method, including following method and step:
A. first it is the purification of air inside purifier system, by the air inlet blowing air, making microalgae carry out light Cooperation release oxygen;
B. on daytime, Temperature Humidity Sensor can be with the temperature and humidity inside real-time monitoring clarifier, because microalgae is to growth The temperature and humidity of environment there are certain requirements, so Temperature Humidity Sensor is input into the temperature and humidity for measuring by holding wire A To in control element, control element carries out one and judges contrast to the numerical value being input into;
C. if temperature value is less than 24 °C of preset value, heater B and blower fan above staving start working, what is produced Hot-air down blows, to improve the temperature inside clarifier, when temperature reaches 24 °C of preset value, control element control blower fan and Heater B is stopped;
D. simultaneously, if humidity value is less than preset value 60%, control element control water pump is started working, and algae solution is passed through Through on shower nozzle A, shower nozzle B, shower nozzle C sprays to gauze A, gauze B, gauze C after water pump suction, when humidity reaches preset value 60%, Water pump is stopped;
E. the temperature of microalgae algae solution in algae pond is stored up in temperature sensor detection, and the temperature value of algae solution is input into control in real time In element, control element by input value with the contrast of 25 °C of preset value, if temperature is less than 25 °C of preset value, storage algae bottom of pond portion Heater A starts working, and when temperature reaches preset value, heater A is stopped;
F. evening, control element starts working to relay a-signal, relay A closures, fluorescent lamp by time control, Microalgae is set to continue photosynthesis;
G. the purification of air followed by outside purifier system, poisonous and harmful detection gas probe detection air in CO, NOx, SOx, the value of detection are delivered in control element and are contrasted with preset value, in the value of CO, NOx, SOx exceedes air just During normal standard, control element makes blower fan start reversion, and by extraneous gas suction clarifier, water pump is started working, algae solution spray Onto gauze A, gauze B, gauze C, the air of microalgae, activated carbon, ultraviolet lamp simultaneously to sucking is purified;
H. simultaneously, the PM2.5 in PM2.5 detection probes detection air, when detected value value is more than preset value, control element Stepless time adjustment is carried out to blower fan, i.e., when the value of PM2.5 is many beyond preset value, PM2.5 is seriously polluted in illustrating air, control The rotating speed of blower fan reversion is relatively low, makes inside clarifier to carry out air sufficiently cleaned up;When the value of PM2.5 is not very beyond preset value When many, illustrate that PM2.5 concentration is relatively low, the rotating speed of control blower fan reversion is higher, purification speed can be accelerated with fast purification air;
I. while above-mentioned steps are carried out, the numerical value that will be detected by control element is shown on a display screen in real time, is appointed What detected value exceedes preset value, and buzzer begins to alarm, reminds neighbouring personnel to note.
Beneficial effects of the present invention are as follows:
1. clarifier automatic control system of the invention and control method, detect net by the cooperation of multiple sensors Change the content of the toxic and harmful and PM2.5 in the outer air of humiture and clarifier inside device, testing result is fed back to Control element, then photosynthesis is carried out to the microalgae in clarifier by control element control heater, while controlling ultraviolet lamp Make its common purify air with activated carbon, the pollutant in air and toxic and harmful are purified, reach purify air, increase The purpose of oxygen, automatic control technology is applied in microalgae air purifier automatic control system, makes whole control system more Automation, intellectuality, and have the advantages that good purification, cost are relatively low, control method is easily operated and are easy to safeguard, can use In treatment room air, slightly improving can be used for the treatment of various waste gas such as industrial waste gas, have a wide range of application.
2. the air that various air purifying process of the present invention based on microalgae, supplemented by ultraviolet lamp and activated carbon are combined is net Change device, with conventional air cleaners only with a kind of air purifying process, single pollutant can only be processed and compared, it is treatable Pollutant kind is more, toxic and harmful, PM2.5 such as in air, and can discharge oxygen, good purification.
3. before aerial pollutant of the invention reaches activated carbon treatment, the algae solution that shower nozzle sprays has been utilized to dirt Dye thing has carried out washing process and microalgae treatment, therefore pollutant component in air is greatly reduced, with traditional work Property charcoal air purifier usually face activated carbon adsorptive capacity overload, it is necessary to the problem for re-replacing activated carbon is compared, it is this to set Meter can significantly reduce the replacement frequency of activated carbon, cost-effective.
4. air purifier of the invention passes through photosynthesis of the fluorescent lamp to microalgae, also with increase indoor oxygen content Effect, and this oxygenation way is pure natural, will not bring any side effect.
5. the present invention can both reduce the value of PM2.5 by spraying algae solution on gauze come purify air by water-washing technique, more Be conducive to the carbon dioxide in the microalgae photosynthesis absorption air on gauze, discharge oxygen, and be also convenient for manufacturing biological bavin The harvesting of microalgae when oily.
6. the present invention uses microalgae water bath heating, it is to avoid the directly contact of microalgae and heater, and heating effect It is more uniform.
7. temperature sensor of the invention is placed on the micro algae growth area of storage algae pond lower end position, can be more accurate, real-time Temperature sensor signal.
8. the present invention constitutes three floor microalgaes, washing and is jointly processed by area using three floor gauze, it is to avoid single treatment is not complete Full problem, and also the number of plies for the treatment of region can be increased according to site environment.
9. a relay A is connected between fluorescent lamp of the invention and control element, fluorescent lamp is entered by control element Row time control, during the day, fluorescent lamp does not work;When at night, control element closes to relay a-signal, relay A, Now fluorescent lamp work, so design save the energy, have saved cost.
10. heater A of the invention, heater B, a relay is connected between blower fan, water pump and control element B, relay C, relay D, relay E, the electric signal very little sent due to control element, only several volts or several microamperes, It is that can not directly drive heater A, heater B, blower fan, pump working, so when needing above-mentioned part to act, control Element exports a signal to the relay specified, and above-mentioned part can just work after relay is connected, and so protect above-mentioned Electric equipment can normal work.
11. control elements of the invention are also associated with display screen and buzzer, and display screen can in real time show measure poisonous The value of pernicious gas and PM2.5, when the pollutant in air exceedes the preset value of control element, buzzer warning is reminded attached Near personnel note.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is bucket body structure schematic diagram of the invention.
Fig. 3 is component framework figure of the invention.
Fig. 4 is control method flow chart of the invention.
Drawing reference numeral:1st, control element, 2, storage algae pond, 3, staving, 31, a sections, 32, A sections, 321, through hole A, 33, B sections, 331st, through hole B, 34, C sections, 341, through hole C, 35, D sections, 4, heater A, 5, air inlet, 6, temperature sensor, 7, apopore, 8, Outlet pipe, 9, water pump, 10, poisonous and harmful detection gas probe, 11, PM2.5 detection probes, 12, fluorescent lamp, 13, gauze a, 14, Gauze A, 15, gauze B, 16, gauze C, 17, activated carbon, 18, shower nozzle A, 19, shower nozzle B, 20, shower nozzle C, 21, flexible pipe, 22, warm and humid Degree sensor, 23, air vent, 24, blower fan, 25, heater B, 26, ultraviolet lamp, 271, relay A, 272, relay B, 273rd, relay C, 274, relay D, 275, relay E, 28, display screen, 29, buzzer.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation Content disclosed by book understands other advantages of the invention and effect easily.
As shown in figure 1, the invention discloses a kind of microalgae air purifier automatic control system, including clarifier body and The control element 1 being fixedly linked with clarifier body.Clarifier body includes transparent storage algae pond 2 and is covered on storage algae pond 2 The staving 3 of side.The structure in storage algae pond 2 is the cuboid of uncovered, and the bottom of storage algae pond 2 fixedly mounts having heaters A4.On storage algae pond 2 End sides are provided with air inlet 5.The interior lower end position of storage algae pond 2 is installed with temperature sensor 6.The bottom side of storage algae pond 2 Face is provided with an apopore 7, and apopore 7 is connected by outlet pipe 8 with water pump 9.The upper end lateral surface of storage algae pond 2 is installed with Harmful detection gas probe and the PM2.5 detection probes of poison, the bottom of storage algae pond 2 is installed with fluorescent lamp 12.The inner side of staving 3 On be installed with Temperature Humidity Sensor 22.The top of staving 3 is provided with air vent 23, and the outside of air vent 23 is solid on the surface of staving 3 Dingan County is equipped with a blower fan 24, and the inner side of air vent 23 is installed with a heater B25 below blower fan 24.
As shown in Fig. 2 the structure of staving 3 is the bottomless segmentation nesting type structure for having a lid, 3 points of staving is five sections, from upper past Under be followed successively by a sections 31, A sections 32, B sections 33, C sections 34, D sections 35.A sections 32, B sections 33, have on the bucket wall of C sections 34 of side it is logical Hole A321, through hole B331, through hole C341.Gauze A14 is separated between gauze a13, A section 32 and B sections 33 is separated between a sections 31 and A sections 32, Gauze C16 is separated between gauze B15, C section 34 and D sections 35 is separated between B sections 33 and C sections 34.The tiling of gauze a13 tops has one layer of activity Charcoal 17, gauze A14 tops are provided with shower nozzle A18, and gauze B15 tops are provided with shower nozzle B19, and gauze C16 tops are provided with shower nozzle C20.Spray Head A18, shower nozzle B19, shower nozzle C20 are respectively by through through hole A321, through hole B331, through hole C341 and the hard tube that is parallel to each other A181, hard tube B191, hard tube C201 are connected with flexible pipe 21.The other end of flexible pipe 21 is fixedly connected with water pump 9.
As shown in figure 3, detection gas probe 10, the PM2.5 detection of temperature sensor 6, Temperature Humidity Sensor 22, poisonous and harmful Probe 11, heater A4, heater B25, blower fan 24, water pump 9, fluorescent lamp 12 are connected by holding wire A with control element 1.
As to further optimization of the invention, as shown in figure 1, the inner surface of staving 3 is fixed respectively in the both sides of air vent 23 Ultraviolet lamp 26 is installed, ultraviolet lamp 26 is connected by wire with control element 1.Control element 1 is also connected with by holding wire B There are display screen 28 and buzzer 29, display screen 28 is located at clarifier body side, and buzzer 29 is installed on the top of display screen 28.Such as Shown in Fig. 3, be connected between fluorescent lamp 12, heater A4, heater B25, blower fan 24, water pump 9 and control element 1 one after Electrical equipment A271, relay B272, relay C273, relay D274, relay E275.
The invention also discloses a kind of controlling party of use microalgae air purifier automatic control system automatic control system Method, including following method and step:
A. first it is the purification of air inside purifier system, by the blowing air of the air inlet 5, making microalgae carry out light Cooperation release oxygen;
B. on daytime, Temperature Humidity Sensor 22 can be with the temperature and humidity inside real-time monitoring clarifier, due to microalgae opposite The temperature and humidity of environment long there are certain requirements, so 22 temperature and humidities for measuring of Temperature Humidity Sensor pass through holding wire A It is input in control element 1, the numerical value of 1 pair of input of control element carries out one and judges contrast;
C. if temperature value is less than 24 °C of preset value, the heater B25 and blower fan 24 of the top of staving 3 start working, The hot-air of generation is down blown, and to improve the temperature inside clarifier, when temperature reaches 24 °C of preset value, control element 1 is controlled Blower fan processed 24 and heater B25 are stopped;
D. simultaneously, if humidity value is less than preset value 60%, the control water pump 9 of control element 1 is started working, and algae solution is led to Cross after water pump 9 is aspirated through on shower nozzle A18, shower nozzle B19, shower nozzle C20 sprays to gauze A14, gauze B15, gauze C16, working as humidity When reaching preset value 60%, water pump 9 is stopped;
E. the temperature of microalgae algae solution in algae pond 2 is stored up in the detection of temperature sensor 6, and the temperature value of algae solution is input into control in real time In element processed 1, control element 1 by input value with the contrast of 25 °C of preset value, if temperature is less than 25 °C of preset value, storage algae pond 2 The heater A4 of bottom starts working, and when temperature reaches preset value, heater A4 is stopped;
F. evening, control element 1 gives relay A271 signals, relay A271 closures, fluorescent lamp 12 by time control Start working, microalgae is continued photosynthesis;
G. the purification of air followed by outside purifier system, in the poisonous and harmful detection detection air of gas probe 10 CO, NOx, SOx, the value of detection are delivered in control element 1 and are contrasted with preset value, in the value of CO, NOx, SOx exceedes air Arm's length standard when, control element 1 make blower fan 24 start reversion, by extraneous gas suck clarifier in, water pump 9 is started working, Algae solution is sprayed onto gauze A14, gauze B15, gauze C16, microalgae, activated carbon 17, ultraviolet lamp 26 air simultaneously to sucking Purified;
H. simultaneously, the PM2.5 in the detection of PM2.5 detection probes 11 air, when detected value value is more than preset value, control unit Part 1 carries out stepless time adjustment to blower fan 24, i.e., when the value of PM2.5 is many beyond preset value, PM2.5 pollutions are tight in illustrating air Weight, the rotating speed of the control reversion of blower fan 24 is relatively low, makes inside clarifier to carry out air sufficiently cleaned up;When the value of PM2.5 is beyond pre- If value is not a lot, illustrate that PM2.5 concentration is relatively low, control blower fan 24 reversion rotating speed it is higher, can with fast purification air, plus Fast purification speed;
I. while above-mentioned steps are carried out, the numerical value that will be detected by control element 1 is shown on the display 28 in real time, Any detected value exceedes preset value, and buzzer 29 begins to alarm, reminds neighbouring personnel to note.
The mentality of designing of air purifier of the invention be based on microalgae, it is many supplemented by ultraviolet lamp 26 and activated carbon 17 Plant air purifying process to combine, with conventional air cleaners only with a kind of air purifying process, single pollution can only be processed Thing is compared, and treatable pollutant kind is more, toxic and harmful, PM2.5 such as in air, and can discharge oxygen, purification Effect is good.Before aerial pollutant reaches activated carbon treatment, three layers of microalgae, washing are constituted using three layers of gauze Area is jointly processed by, the pollutant component in air is greatly reduced, it is to avoid single treatment incomplete problem, with tradition Activated carbon air purifier usually face activated carbon adsorptive capacity overload, it is necessary to the problem for re-replacing activated carbon is compared, this Planting design can significantly reduce the replacement frequency of activated carbon, cost-effective, and also can be processed according to site environment increase The number of plies in area.
The present invention by spraying algae solution on gauze come purify air, both can by the value of water-washing technique reduction PM2.5, more have Beneficial to the carbon dioxide in the microalgae photosynthesis absorption air on gauze, oxygen is discharged, and be also convenient for manufacturing biodiesel The harvesting of Shi Weizao.Using microalgae water bath heating, it is to avoid the directly contact of microalgae and heater A, heating effect is more equal It is even.Temperature sensor 6 is placed on the micro algae growth area of the lower end position of storage algae pond 2, being capable of more accurate, real-time temperature sensor letter Number.A relay A271 is connected between fluorescent lamp 12 and control element 1, the time is carried out to fluorescent lamp 12 by control element 1 Control, during the day, fluorescent lamp 12 does not work;When at night, control element 1 closes to relay A271 signals, relay A271 Close, now fluorescent lamp 12 works, so design saves the energy, has saved cost.
Control element of the invention is also associated with display screen 28 and buzzer 29, and display screen 28 can in real time show that what is measured has The value of malicious pernicious gas and PM2.5, when the pollutant in air exceedes the preset value of control element 1, buzzer 29 is alarmed, and is carried The neighbouring personnel that wake up note.
The present invention is detected in the outer air of humiture and clarifier inside clarifier by the cooperation of multiple sensors The content of toxic and harmful and PM2.5, feeds back to control element 1, then control heater pair by control element 1 by testing result Microalgae in clarifier carries out photosynthesis, increases the effect of indoor oxygen content, and this oxygenation way be it is pure natural, Any side effect will not be brought.Controlling ultraviolet lamp 26 and activated carbon 17 simultaneously makes its common purify air, by the dirt in air Dye thing and toxic and harmful purification, reach purify air, increase the purpose of oxygen, and it is empty that automatic control technology is applied into microalgae In gas purifier automatic control system, whole system is more automated, it is intelligent and relatively low, easy with good purification, cost In operation and the advantages of safeguard, can be used to process room air, slightly improving can be used for various waste gas such as industrial waste gas Treatment, has a wide range of application.

Claims (5)

1. a kind of control method of use microalgae air purifier automatic control system, the microalgae air purifier is automatically controlled System includes clarifier body and the control element being fixedly linked with clarifier body;The clarifier body includes transparent storage Algae pond and the staving being covered in above storage algae pond;The storage algae pond is the rectangular structure of uncovered, and the storage algae bottom of pond portion is fixed Having heaters A is installed;The storage algae pond upper end side is provided with air inlet;The storage algae pond interior lower end position is installed with Temperature sensor;The storage algae pond bottom side is provided with an apopore, and the apopore is connected by outlet pipe with water pump; The fixed installation of storage algae pond upper end lateral surface poisonous harmful detection gas probe and the PM2.5 detection probes;The storage algae pond Bottom is installed with fluorescent lamp;The staving is the bottomless segmentation nesting type structure for having a lid, and the staving is divided into five sections, from upper Down it is followed successively by a sections, A sections, B sections, C sections, D sections;Described A sections, B sections, have on the bucket wall of C sections of side through hole A, through hole B, Through hole C;Described a sections intersegmental with A to be separated with gauze a, and described A section intersegmental with B to be separated with gauze A, B section and C is intersegmental is separated with gauze B, C section Intersegmental with D to be separated with gauze C, gauze a tops tiling has layer of active carbon;The gauze A tops are provided with shower nozzle A, on gauze B Side is provided with shower nozzle B, gauze C tops be provided with shower nozzle C, the shower nozzle A, shower nozzle B, shower nozzle C respectively by through through hole A, through hole B, The through hole C and hard tube A that is parallel to each other, hard tube B, hard tube C are connected with flexible pipe;The flexible pipe other end is fixedly connected with water pump; Temperature Humidity Sensor is installed with the staving inner side;The staving top is provided with air vent, outside the air vent Side is installed with a blower fan on staving surface, and the air vent inner side is installed with a heater B below blower fan;Institute State temperature sensor, Temperature Humidity Sensor, poisonous and harmful detection gas probe, PM2.5 detection probes, heater A, heater B, Blower fan, water pump, fluorescent lamp are connected by holding wire A with control element, and the control method includes following method and step:
A. first it is the purification of air inside purifier system, by the air inlet blowing air, making microalgae carry out light cooperation With release oxygen;
B. on daytime, Temperature Humidity Sensor can be with the temperature and humidity inside real-time monitoring clarifier, because microalgae is to growing environment Temperature and humidity there are certain requirements, so the temperature and humidity for measuring is input to control by Temperature Humidity Sensor by holding wire A In element processed, control element carries out one and judges contrast to the numerical value being input into;
C. if temperature value is less than 24 °C of preset value, heater B and blower fan above staving start working, the heat for producing Air down blows, to improve the temperature inside clarifier, when temperature reaches 24 °C of preset value, control element control blower fan and plus Hot device B is stopped;
D. simultaneously, if humidity value is less than preset value 60%, control element control water pump is started working, and algae solution is passed through water pump Through on shower nozzle A, shower nozzle B, shower nozzle C sprays to gauze A, gauze B, gauze C after suction, when humidity reaches preset value 60%, water pump It is stopped;
E. the temperature of microalgae algae solution in algae pond is stored up in temperature sensor detection, and the temperature value of algae solution is input into control unit in real time In part, control element by input value with the contrast of 25 °C of preset value, if temperature is less than 25 °C of preset value, storage algae bottom of pond portion plus Hot device A starts working, and when temperature reaches preset value, heater A is stopped;
F. evening, control element starts working, makes micro- to relay a-signal, relay A closures, fluorescent lamp by time control Algae continues photosynthesis;
G. the purification of air followed by outside purifier system, poisonous and harmful detection gas probe detection air in CO, NOx, SOx, the value of detection is delivered in control element and is contrasted with preset value, the normal mark in the value of CO, NOx, SOx exceedes air On time, control element makes blower fan start reversion, and by extraneous gas suction clarifier, water pump is started working, algae solution spray to yarn On cloth A, gauze B, gauze C, the air of microalgae, activated carbon, ultraviolet lamp simultaneously to sucking is purified;
H. simultaneously, the PM2.5 in PM2.5 detection probes detection air, when detected value value is more than preset value, control element is to wind Machine carries out stepless speed regulation, i.e., when the value of PM2.5 is many beyond preset value, PM2.5 is seriously polluted in illustrating air, controls wind The rotating speed of machine reversion is relatively low, makes inside clarifier to carry out air sufficiently cleaned up;When the value of PM2.5 is not many beyond preset value When, illustrating that PM2.5 concentration is relatively low, the rotating speed of control blower fan reversion is higher, can accelerate purification speed with fast purification air;
I. while above-mentioned steps are carried out, the numerical value that will be detected by control element is shown on a display screen in real time, Ren Hejian Measured value exceedes preset value, and buzzer begins to alarm, reminds neighbouring personnel to note.
2. the control method of use microalgae air purifier automatic control system according to claim 1, it is characterised in that: The control element be PLC or single-chip microcomputer or it is embedded in any one.
3. the control method of use microalgae air purifier automatic control system according to claim 1, it is characterised in that: The staving inner surface is installed with ultraviolet lamp respectively in air vent both sides, and the ultraviolet lamp is by wire and control unit Part is connected.
4. the control method of use microalgae air purifier automatic control system according to claim 1, it is characterised in that: The fluorescent lamp, heater A, heater B, a relay A, relay are connected between blower fan, water pump and control element B, relay C, relay D, relay E.
5. the control method of use microalgae air purifier automatic control system according to claim 1, it is characterised in that: The control element is also associated with display screen and buzzer by holding wire B, and the display location is in clarifier body side, institute State buzzer and be installed on display screen top.
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CN104645799A (en) * 2015-03-04 2015-05-27 昆山清旭环境科技有限公司 Microalgae air purifier control system
TWI655400B (en) * 2018-03-06 2019-04-01 游志聰 Air purifier using microalgae as a purification medium
EP3821175B1 (en) * 2018-07-12 2023-08-09 Miele & Cie. KG Air cleaner
CN110068081A (en) * 2019-03-18 2019-07-30 江苏大学 A kind of heavy duty detergent removes aldehyde desulfurization oxygenation microalgae clarifier except haze

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