CN111452598A - Passenger car compartment disinfection device and method - Google Patents
Passenger car compartment disinfection device and method Download PDFInfo
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- CN111452598A CN111452598A CN202010300433.4A CN202010300433A CN111452598A CN 111452598 A CN111452598 A CN 111452598A CN 202010300433 A CN202010300433 A CN 202010300433A CN 111452598 A CN111452598 A CN 111452598A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/0071—Electrically conditioning the air, e.g. by ionizing
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/202—Ozone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/11—Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/13—Biocide decomposition means, e.g. catalysts, sorbents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/20—Method-related aspects
- A61L2209/21—Use of chemical compounds for treating air or the like
- A61L2209/212—Use of ozone, e.g. generated by UV radiation or electrical discharge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/406—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/91—Bacteria; Microorganisms
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a passenger car compartment disinfection device and a method, which comprises a controller, a setting display unit, a power supply, a high-voltage generator, an ozone generator and a fan, wherein the controller is connected with the high-voltage generator and used for controlling the high-voltage generator to work or stop, the setting display unit is connected with the controller and used for inputting setting parameters to the controller and displaying working time and the working state of the device. The invention has the beneficial effects that: when the system works, the sterilizer generates high-voltage pulse, the ozone generator and the metal net generate mist discharge to ionize air in a space, so that oxygen in the vehicle is ionized into ozone, after the ozone forms a certain concentration, the surface of an object in the whole carriage and the air are deodorized and sterilized, the generated gas has strong permeability, good diffusivity, uniform concentration and no dead angle, is high in sterilization speed, and can sterilize and purify the air in the carriage after being electrified for 10-20 minutes.
Description
Technical Field
The invention relates to a disinfection device, in particular to a passenger car compartment disinfection device, and belongs to the technical field of application of passenger car compartment disinfection devices.
Background
The automobile becomes an indispensable vehicle in our lives, the time for people to stay in the automobile is more and more, and people pay more and more attention to the sanitary problem in the carriage. The passenger car compartment is a relatively closed space and is also a public place for gathering passengers, and except that the passengers are frequently touched when contacting with handrails, windows, seats, gear rods and the like of doors in the car during movement of the car, the passengers are easy to accumulate bacteria;
besides various free germs and viruses in the carriage, the transmission mode of the viruses is more droplet transmission, and various germs and viruses carried by passengers with different diseases enter the carriage, and when the passengers cough, sneeze and even speak, the droplets are sprayed out from the mouth and the nose, which is also an important reason for cross infection among the passengers;
when air in a car enters a carriage after circulating through an air conditioning system, free objects such as dust, powder, bacteria, particles and the like in an air conditioning air duct inevitably bring great harm to the body of people. Therefore, the sterilization and disinfection of various passenger car compartments have important significance.
Disclosure of Invention
The invention aims to solve the problems, and provides a passenger car compartment disinfection device, wherein an ozone generator and a metal net generate mist discharge to ionize air in a space, so that oxygen in a car is ionized into ozone, when the ozone forms a certain concentration, the surface of an object in the whole compartment and the air are deodorized and sterilized, and the generated gas has strong permeability, good diffusivity, uniform concentration, no dead angle and high sterilization speed, and can sterilize and purify the air in the compartment after being electrified for 10-20 minutes.
The purpose of the invention can be realized by the following technical scheme: a passenger car compartment disinfection device comprises a controller, a setting display unit, a power supply, a high-voltage generator, an ozone generator and a fan;
the controller is connected with the high-voltage generator and is used for controlling the high-voltage generator to work or stop;
the setting display unit is connected with the controller and used for inputting setting parameters to the controller and displaying working time and the working state of the device;
the high-voltage generator is connected with the ozone generator, and the high-voltage generator and the ozone generator are used for generating ozone molecules;
the fan is arranged on one side of the ozone generator and is used for diffusing ozone molecules generated into the air.
The invention has further technical improvements that: and a power supply is arranged on one side of the high-voltage generator, and the power supply is respectively connected with the controller, the high-voltage generator and the fan to provide a required working power supply for the high-voltage generator.
The invention has further technical improvements that: the controller is a single chip microcomputer and is also used for monitoring the working current of the high-voltage generator, when the current is abnormal, the controller timely turns off the high-voltage generator, and the working state of the high-voltage generator can be set to be an automatic working mode or a manual working mode.
The invention has further technical improvements that: the setting display unit is provided with an external key, inputs a setting signal to the controller through the external key, receives a current and working time signal sent by the controller and displays the current and working time signal on the setting display unit.
The invention has further technical improvements that: the high-voltage generator is a push-pull PWM switching power supply converter, generates a voltage of 3KV of 5-10 KHz, applies the voltage to the ozone generator, and controls the working state and the output power of the high-voltage generator by the controller.
The invention has further technical improvements that: the ozone generator is an alloy ceramic piece, the ozone generator (ozone piece) generates high-concentration ozone, the ozone piece generates pulse corona discharge along the surface of a ceramic dielectric medium under the action of an electric field of 5-10 KHz and 2.5KV-3KV to generate plasma, so that oxygen molecules are instantaneously decomposed into monatomic oxygen, the monatomic oxygen (O1) is rapidly combined with oxygen (O2) in the air to form ozone (O3), the ozone generator and the metal net generate mist discharge to ionize the air in the space, so that the oxygen in the vehicle is ionized into ozone, when the ozone forms a certain concentration, the surfaces of objects in the whole carriage and the air are deodorized, sterilized and disinfected, the produced gas has strong permeability, good diffusivity, uniform concentration and no dead angle, and the sterilization speed is high, and the interior of the car can be sterilized and disinfected and the air in the carriage can be purified after the car is electrified for 10-20 minutes.
A disinfection method of a disinfection device for a carriage of a passenger car specifically comprises the following steps:
the method comprises the following steps: the working time period and the working duration of the system are set through the setting display unit, the parameters are stored in the controller, when the clock in the controller reaches the starting time of the working period or is manually electrified, the system starts to work and automatically sterilizes, and when the sterilization time is reached, the controller automatically turns off the output of the high-voltage generator;
step two: the high-voltage generator is a double-way push-pull input integrated PWM controller SG3525A, two-way reverse square waves are generated by SG3525A to control the on-off of an MOSFET, the MOSFET is driven in a push-pull mode, the output voltage is stabilized by adjusting and controlling the duty ratio of the output square waves, and when SG3525 works, a 3000V high voltage is generated on the secondary side of the high-voltage generator;
step three: 3000V high voltage generated by a high voltage generator is applied to an alloy ceramic sheet of the ozone generator, under the action of a high-frequency and high-voltage electric field, gas generates pulse corona discharge along the surface of a ceramic dielectric medium to generate plasma, so that oxygen molecules are instantly decomposed into monatomic oxygen, and the monatomic oxygen is rapidly combined with oxygen in the air to form ozone, wherein the ozone is a strong oxidant and can rapidly generate oxidation and decomposition reactions with formaldehyde molecules, ammonia, TVOC components, viruses and hydrocarbons in bacterial cell walls, so that the effects of sterilization, disinfection, deodorization and formaldehyde removal are rapidly achieved;
step four: the fan is arranged on one side of the ozone generator, and when the system works, ozone molecules generated in the device are discharged out of the disinfection device by the fan and diffused into the air; thereby rapidly achieving the effects of sterilization and disinfection in the carriage; when the disinfection time is up, the controller automatically turns off the output of the high-voltage generator; the high voltage of the alloy ceramic chip disappears, the generation of ozone molecules is stopped, the fan is turned off in a delayed mode, and the power supply of the fan is turned off after residual ozone molecules in the device are exhausted.
Compared with the prior art, the invention has the beneficial effects that:
1. when the system works, the sterilizer generates high-voltage pulse, the ozone generator and the metal net generate mist discharge to ionize air in a space, so that oxygen in the vehicle is ionized into ozone, after the ozone forms a certain concentration, the surface of an object in the whole carriage and the air are deodorized and sterilized, the generated gas has strong permeability, good diffusivity, uniform concentration and no dead angle, is high in sterilization speed, and can sterilize and purify the air in the carriage after being electrified for 10-20 minutes.
2. After the disinfection is finished for about 30 minutes, the ozone is reduced into oxygen, and the whole process is finished without secondary pollution. Compared with the traditional physical disinfection mode, the disinfection device has the sterilization effect only when the local disinfection is carried out on the inner surface of the carriage and a certain concentration standard is reached. The system has better sterilization effect in high humidity environment. In the traditional disinfection mode, when the relative humidity of the environment reaches more than 60%, the disinfection effect is reduced sharply, and when the relative humidity reaches more than 80%, bacteria can be induced to revive. Ozone is on the contrary, the higher the humidity is, the better the sterilization effect is. The cell membrane expands and thins under high humidity, the tissue of the cell membrane is easy to be damaged by ozone, and the ozone can quickly decompose organic or inorganic substances with peculiar smell and other smells generated by a passenger car air conditioning system by virtue of strong oxidizing property of the ozone to achieve deodorization effect and decompose peculiar smell root substances into harmless substances.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic block diagram of the present invention.
Fig. 2 is a schematic diagram of a high voltage generator circuit of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a disinfection device for a passenger car compartment includes a controller, a setting display unit, a power supply, a high voltage generator, an ozone generator and a fan;
the controller is connected with the high-voltage generator and is used for controlling the high-voltage generator to work or stop;
the setting display unit is connected with the controller and used for inputting setting parameters to the controller and displaying working time and the working state of the device;
the high-voltage generator is connected with the ozone generator, and the high-voltage generator and the ozone generator are used for generating ozone molecules;
the fan is arranged on one side of the ozone generator and is used for diffusing ozone molecules generated into the air.
And a power supply is arranged on one side of the high-voltage generator, is a controllable power supply, is respectively connected with the controller, the high-voltage generator and the fan and provides a required working power supply for the high-voltage generator.
The controller is a single chip microcomputer and is also used for monitoring the working current of the high-voltage generator, when the current is abnormal, the controller timely turns off the high-voltage generator, and the working state of the high-voltage generator can be set to be an automatic working mode or a manual working mode.
The setting display unit is provided with an external key, inputs a setting signal to the controller through the external key, receives a current and working time signal sent by the controller and displays the current and working time signal on the setting display unit.
The high-voltage generator is a push-pull PWM switching power supply converter, generates a voltage of 3KV of 5-10 KHz, applies the voltage to the ozone generator, and controls the working state and the output power of the high-voltage generator by the controller.
The ozone generator is an alloy ceramic piece, the ozone generator (ozone piece) generates high-concentration ozone, the ozone piece generates pulse corona discharge along the surface of a ceramic dielectric medium under the action of an electric field of 5-10 KHz and 2.5KV-3KV to generate plasma, so that oxygen molecules are instantaneously decomposed into monatomic oxygen, the monatomic oxygen (O1) is rapidly combined with oxygen (O2) in the air to form ozone (O3), the ozone generator and the metal net generate mist discharge to ionize the air in the space, so that the oxygen in the vehicle is ionized into ozone, when the ozone forms a certain concentration, the surfaces of objects in the whole carriage and the air are deodorized, sterilized and disinfected, the produced gas has strong permeability, good diffusivity, uniform concentration and no dead angle, and the sterilization speed is high, and the interior of the car can be sterilized and disinfected and the air in the carriage can be purified after the car is electrified for 10-20 minutes.
A disinfection method of a disinfection device for a carriage of a passenger car specifically comprises the following steps:
the method comprises the following steps: the working time period and the working duration of the system are set through the setting display unit, the parameters are stored in the controller, when the clock in the controller reaches the starting time of the working period or is manually electrified, the system starts to work and automatically sterilizes, and when the sterilization time is reached, the controller automatically turns off the output of the high-voltage generator;
step two: the high-voltage generator is a double-way push-pull transmission integrated PWM controller SG3525A, two-way reverse square waves are generated by SG3525A to control the on and off of an MOSFET (metal oxide semiconductor field effect transistor), the MOSFET is a metal-oxide semiconductor field effect transistor and is arranged in the high-voltage generator, the MOSFET drive adopts a push-pull mode, the output voltage is stabilized by adjusting and controlling the duty ratio of the output square waves, and when SG3525 works, 3000V high voltage is generated on the secondary side of the high-voltage generator;
step three: 3000V high voltage generated by a high voltage generator is applied to an alloy ceramic sheet of the ozone generator, under the action of a high-frequency and high-voltage electric field, gas generates pulse corona discharge along the surface of a ceramic dielectric medium to generate plasma, so that oxygen molecules are instantly decomposed into monatomic oxygen, and the monatomic oxygen is rapidly combined with oxygen in the air to form ozone, wherein the ozone is a strong oxidant and can rapidly generate oxidation and decomposition reactions with formaldehyde molecules, ammonia, TVOC components, viruses and hydrocarbons in bacterial cell walls, so that the effects of sterilization, disinfection, deodorization and formaldehyde removal are rapidly achieved;
step four: the fan is arranged on one side of the ozone generator, and when the system works, ozone molecules generated in the device are discharged out of the disinfection device by the fan and diffused into the air; thereby rapidly achieving the effects of sterilization and disinfection in the carriage; when the disinfection time is up, the controller automatically turns off the output of the high-voltage generator; the high voltage of the alloy ceramic chip disappears, the generation of ozone molecules is stopped, the fan is turned off in a delayed mode, and the power supply of the fan is turned off after residual ozone molecules in the device are exhausted.
When the system works, the sterilizer generates high-voltage pulses, the ozone generator and the metal net generate mist discharge to ionize air in a space, so that oxygen in the vehicle is ionized into ozone, after the ozone forms a certain concentration, the surfaces of objects in the whole compartment and the air are deodorized and sterilized, the generated gas has strong permeability, good diffusivity, uniform concentration and no dead angle, the sterilization speed is high, and the vehicle can be sterilized and the air in the compartment can be purified after being electrified for 10-20 minutes;
after the disinfection is finished for about 30 minutes, the ozone is reduced into oxygen, and the whole process is finished without secondary pollution. Compared with the traditional physical disinfection mode, the disinfection device has the sterilization effect only when the local disinfection is carried out on the inner surface of the carriage and a certain concentration standard is reached. The system has better sterilization effect in high humidity environment. In the traditional disinfection mode, when the relative humidity of the environment reaches more than 60%, the disinfection effect is reduced sharply, and when the relative humidity reaches more than 80%, bacteria can be induced to revive. Ozone is on the contrary, the higher the humidity is, the better the sterilization effect is. The cell membrane expands and thins under high humidity, the tissue of the cell membrane is easy to be damaged by ozone, and the ozone can quickly decompose organic or inorganic substances with peculiar smell and other smells generated by a passenger car air conditioning system by virtue of strong oxidizing property of the ozone to achieve deodorization effect and decompose peculiar smell root substances into harmless substances.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A passenger car compartment disinfection device comprises a controller, a setting display unit, a power supply, a high-voltage generator, an ozone generator and a fan;
the controller is connected with the high-voltage generator and is used for controlling the high-voltage generator to work or stop;
the setting display unit is connected with the controller and used for inputting setting parameters to the controller and displaying working time and the working state of the device;
the high-voltage generator is connected with the ozone generator, and the high-voltage generator and the ozone generator are used for generating ozone molecules;
the fan is arranged on one side of the ozone generator and is used for diffusing ozone molecules generated into the air.
2. The disinfection device for a passenger car as claimed in claim 1, wherein a power supply is provided at one side of the high voltage generator, and the power supply is connected to the controller, the high voltage generator, and the fan.
3. The passenger car compartment sterilization device according to claim 1, wherein the controller is a single chip microcomputer, and the controller is further configured to monitor a working current of the high voltage generator, and when the current is abnormal, the controller timely turns off the high voltage generator, and a working state of the high voltage generator can be set to an automatic working mode or a manual working mode.
4. The disinfection device for the passenger car as claimed in claim 1, wherein the setting display unit is provided with external keys, and the setting display unit inputs setting signals to the controller through the external keys, receives current and working time signals sent by the controller, and displays the signals on the setting display unit.
5. The passenger car compartment sterilization device according to claim 1, wherein the high voltage generator is a push-pull PWM switching power converter, a voltage of 3KV voltage of 5-10 KHz is generated and applied to the ozone generator, and the operating state and output power of the high voltage generator are controlled by the controller.
6. The passenger car compartment disinfection device of claim 1, wherein the ozone generator is an alloy ceramic plate, and under the action of an electric field of 5-10 KHz and 2.5KV-3KV, the gas generates pulse corona discharge along the surface of the ceramic dielectric medium to generate plasma, so that oxygen molecules are instantaneously decomposed into monatomic oxygen, and the monatomic oxygen is rapidly combined with oxygen in the air to form ozone.
7. A method of sterilising a passenger car compartment sterilisation device according to claim 1, characterised in that it comprises in particular the steps of:
the method comprises the following steps: the working time period and the working duration of the system are set through the setting display unit, the parameters are stored in the controller, when the clock in the controller reaches the starting time of the working period or is manually electrified, the system starts to work and automatically sterilizes, and when the sterilization time is reached, the controller automatically turns off the output of the high-voltage generator;
step two: the high-voltage generator is a double-way push-pull input integrated PWM controller SG3525A, two-way reverse square waves are generated by SG3525A to control the on-off of an MOSFET, the MOSFET is driven in a push-pull mode, the output voltage is stabilized by adjusting and controlling the duty ratio of the output square waves, and when SG3525 works, a 3000V high voltage is generated on the secondary side of the high-voltage generator;
step three: 3000V high voltage generated by a high voltage generator is applied to an alloy ceramic chip of the ozone generator, under the action of an electric field of 5-10 KHz and 2.5KV-3KV, gas generates pulse corona discharge along the surface of a ceramic dielectric medium to generate plasma, so that oxygen molecules are instantly decomposed into monatomic oxygen, the monatomic oxygen is rapidly combined with oxygen in the air to form ozone, and the ozone is rapidly oxidized and decomposed with formaldehyde molecules, ammonia, TVOC components, viruses and hydrocarbons in bacterial cell walls in the air;
step four: the fan is arranged on one side of the ozone generator, when the system works, ozone molecules generated in the device are discharged out of the disinfection device by the fan and diffused into the air, and when the disinfection time is up, the output of the high-voltage generator is automatically cut off by the controller; the high voltage of the alloy ceramic chip disappears, the generation of ozone molecules is stopped, the fan is turned off in a delayed mode, and the power supply of the fan is turned off after residual ozone molecules in the device are exhausted.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112057658A (en) * | 2020-08-08 | 2020-12-11 | 浙江创力电子股份有限公司 | Separated shared ozone disinfection pile and using method thereof |
| CN112060875A (en) * | 2020-08-20 | 2020-12-11 | 东风汽车集团有限公司 | Sterilization device in vehicle |
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