CN108361116A - A kind of gasoline engine combustion-supporting and oil-saving device and its control method - Google Patents
A kind of gasoline engine combustion-supporting and oil-saving device and its control method Download PDFInfo
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- CN108361116A CN108361116A CN201810097208.8A CN201810097208A CN108361116A CN 108361116 A CN108361116 A CN 108361116A CN 201810097208 A CN201810097208 A CN 201810097208A CN 108361116 A CN108361116 A CN 108361116A
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- microcontroller
- gasoline engine
- ozone
- carbon monoxide
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/10—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone
- F02M25/12—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone the apparatus having means for generating such gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
- F02D41/28—Interface circuits
- F02D2041/281—Interface circuits between sensors and control unit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1452—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being a COx content or concentration
- F02D41/1453—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being a COx content or concentration the characteristics being a CO content or concentration
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of gasoline engine combustion-supporting and oil-saving devices, it include the air inlet strainer equipped with grid-type air inlet structure, it is fixed on air inlet strainer, it is reinforced for the air inlet strainer and in the reinforcement support bars of decussate texture, it is fixed on the controller connecting on air inlet strainer and with the accumulator of gasoline engine, along the sequentially connected blast pipe in petrol engine air admission direction, first damping bellows, air cleaner, second damping bellows, ozone generator and inlet manifold, it is arranged in inlet manifold's inner wall and the ozone sensor of MQ series that is connect with controller, and it is connect with controller, carbon monoxide transducer for the MQ series for detecting carbon monoxide content in tail gas.In addition, the present invention also provides a kind of control methods of gasoline engine combustion-supporting and oil-saving device.Through the above scheme, the present invention has many advantages, such as that simple in structure, control is easy, effects of energy saving and emission reduction is excellent, has very high practical value and promotional value in the combustion-supporting research and development technology of gasoline engine.
Description
Technical field
The present invention relates to the combustion-supporting research and development technology field of gasoline engine, especially a kind of gasoline engine combustion-supporting and oil-saving device.
Background technology
With the proposition of energy-saving and emission-reduction, Resources for construction economizing type, environmentally friendly society are vigorously advocated, reduces pollutant
Discharge, realize sustainable economic development.In pollutant emission, automobile exhaust pollution has become the weight of China's air pollution
Want source.According to incompletely statistics, ended for the end of the year 2016, our vehicle guaranteeding organic quantities reach 2.95 hundred million, automotive emissions
Initial estimate is 4472.5 ten thousand tons, wherein carbon monoxide is more than the 80% of vehicle mass exhaust total quantity, generates the main original of carbon monoxide
Because being that fuel oil burning is insufficient.Gasoline engine includes piston oil-cylinder, gas handling system, exhaust system, accumulator, link mechanism, distribution
System, lubricating system and ignition system etc..Currently, gasoline-fueled automobile is divided into natural aspiration and turbine by intake method
Supercharging, wherein natural aspiration is in the case of not by any booster, and air is pressed into a kind of shape of combustion chamber by atmospheric pressure
Formula, naturally aspirated engine the advantage is that power output smooth-going, response are direct, but fuel economy is obviously not so good as turbine and increases
The engine of pressure, and fuel oil burning is relatively low, and the carbon monoxide of the fuel generation of same volume is compared with turbocharging height.In addition,
Turbine increase is a kind of technology of the exhaust gas drive air compressor generated using internal combustion engine operation, and main function is to improve hair
Motivation air inflow, to improve the power and torque of engine.In same displacement, turbocharged engine is promoted maximum
40% or more power, still, turbo charged engine is additionally arranged turbocharging component, increases automobile production, maintenance cost,
And automobile turbocharger is in run-stopping status, when automobile reaches certain speed, turbocharging ability work in low speed
Make.It is travelled in the urban road of congestion, automobile speed is generally relatively low, and the turbocharging overwhelming majority time does not work, and turbine increases
The engine of pressure can not also play the role of real emission reduction.
Therefore, it is badly in need of being improved existing gasoline engine, while reducing automobile production, maintenance cost, drops significantly
Low CO discharge capacity keeps petrol engine combustion more abundant, at the same time, can also improve gasoline engine output power, and also can
The case where suitable for running at a low speed.
Invention content
Place against the above deficiency, the purpose of the present invention is to provide a kind of gasoline engine combustion-supporting and oil-saving device and its controlling parties
Method, production, maintenance cost and carbon monoxide emission cannot be taken into account simultaneously by mainly solving the problems, such as to exist in the prior art.
To achieve the goals above, the technical solution adopted by the present invention is as follows：
A kind of gasoline engine combustion-supporting and oil-saving device includes the air inlet strainer equipped with grid-type air inlet structure, is fixed on air inlet strainer
It is upper, reinforced for the air inlet strainer and in the reinforcement support bars of decussate texture, be fixed on air inlet strainer and and gasoline
The controller of the accumulator connection of machine, along the sequentially connected blast pipe in petrol engine air admission direction, the first damping bellows, air filter
Clear device, the second damping bellows, ozone generator and inlet manifold are arranged in inlet manifold's inner wall and connect with controller
The ozone sensor of MQ series, and connect with controller, an oxygen of MQ series for detecting carbon monoxide content in tail gas
Change carbon sensor；The import of the blast pipe connect and exports with air inlet strainer and connect with the first damping bellows；The sky
Air cleaner is opposite twin-tub filter structure；The cathode power supply input of the ozone generator is connect simultaneously with the accumulator of gasoline engine
And negative power supply input is connect with controller.
Specifically, the air cleaner includes the first barrel shape strainer being connect with the first damping bellows, is subtracted with second
The second barrel shape strainer of bellows connection is shaken, and is arranged between the first barrel shape strainer and the second barrel shape strainer and cylinder
The filtering net plate of shape.
Preferably, the model MQ-7 of the carbon monoxide transducer, the model MQ-131 of ozone sensor.
Further, the controller includes 8 enhancings being connect respectively with carbon monoxide transducer and ozone sensor
The microcontroller of type 8051, respectively with microcontroller power supply input terminal VCC, the cathode power supply input terminal V+ of carbon monoxide transducer and smelly
The direct-current power supply converting circuit of the power input Vin connections of lambda sensor, and the warning circuit, smelly that is connect with microcontroller
Driving circuit and clock crystal oscillator circuit occur for oxygen；The negative power supply input end grounding and number letter of the carbon monoxide transducer
Number input terminal Do is connected to a current-limiting resistance R2, the digital signal input end of the one end the current-limiting circuit R2 and carbon monoxide transducer
The Do connections and other end is connect with serial port of single chip computer P1.1；The ground terminal GND of the ozone sensor is grounded and number
Signal input part Do is connected to a current-limiting resistance R3, the digital signal input end of one end and ozone sensor of the current-limiting resistance R3
Do connections and the serial port P1.5 connections of the other end and microcontroller；The ozone occurs driving circuit and connects with ozone generator
It connects；The external interrupt mouth P3.4 of the microcontroller is connected with the current-limiting resistance R4 for receiving gasoline engine ignition signal.
Further, the warning circuit includes the current-limiting resistance R5 that one end is connect with serial port of single chip computer P0.3, base stage
It is connect with the current-limiting resistance R5 other ends and the triode VT1 of emitter ground connection and one end is connect with triode VT1 collectors
And the buzzer LS1 of the other end and direct-current power supply converting circuit output connection.
Further, the serial port P2.6 connections, drain electrode that driving circuit includes grid and microcontroller occur for the ozone
The field-effect tube VT2 of negative power supply input connection and source electrode ground connection with ozone generator, and it is connected to field-effect tube VT2
Grid and source electrode between divider resistance R6.
Further, the direct-current power supply converting circuit include the accumulator connection of power input Vin and gasoline engine simultaneously
And the power conversion chip U1 of ground terminal GND ground connection, be connected to after in parallel the power input Vin of power conversion chip U1 with
The output end of power conversion chip U1 is connected to after charging capacitor C1 and charging capacitor C2 and parallel connection between ground terminal GND
Charging capacitor C3, charging capacitor C4 between Vout and ground terminal GND and voltage regulation resistance R1；The power conversion chip U1's is defeated
Outlet Vout cathode power supply input terminal V+ with buzzer LS1, microcontroller power supply input terminal VCC, carbon monoxide transducer respectively
It is connected with the power input Vin of ozone sensor.
Further, the clock crystal oscillator circuit include be connected to the reversed oscillation amplification input XTAL1 of microcontroller with it is anti-
Export the crystal oscillator Y1 between XTAL2 to oscillation, one end be connected to microcontroller reversed oscillation amplification input XTAL1 and crystal oscillator Y1 it
Between and other end ground connection charging capacitor C6 and one end be connected to the reversed oscillation of microcontroller and export XTAL2 and crystal oscillator Y1
Between and the other end ground connection charging capacitor C5.
A kind of control method of gasoline engine combustion-supporting and oil-saving device, includes the following steps：
Step S01, the microcontroller acquire the ignition signal of gasoline engine, and stand-by period T by external interrupt mouth P3.4
Step S02 is executed afterwards.
Step S02, the microcontroller receive carbon monoxide transducer output corresponding with current carbon monoxide content first
Digital signal, and the carbon monoxide preset value size for judging the numerical value of first digital signal and being preset in microcontroller；If the
The numerical value of one digital signal is more than carbon monoxide preset value, then serially mouth P2.6 issues high level to microcontroller, drives field-effect
Pipe VT2 conductings, triggering ozone generator work, and execute step S03；Otherwise, microcontroller continues to the first digital signal, and
Sentence the numerical value of the first digital signal and the size of preset value.
Step S03, the microcontroller receive ozone sensor and export the second digital signal corresponding with current ozone content,
Judge the preset value size of the numerical value and the ozone content being preset in microcontroller of second digital signal；If the second digital signal
Numerical value be less than the preset value of ozone content, then serially mouth P0.3 issues high level to microcontroller, the VT1 conductings of driving triode,
Realize buzzing alarm；Otherwise, microcontroller continues to the second digital signal of ozone sensor output, and judges the second number letter
Number numerical value and ozone content preset value size.
Preferably, in the step S01, time T is 120s.
Compared with prior art, the invention has the advantages that：
(1) the air inlet strainer of cleverly grid shape and structure of the invention, and the supporting rod that reinforcing is set on strainer is entered the wind, both
Air quantity and the sundries protection that ensure that air inlet, keep air inlet strainer more firm, also can be used as the immobilizing foundation of controller, same with this
When, the heat generated when controller operation is taken away by air inlet, and then save controller thermal component.In addition, double by being arranged
The air cleaner of bucket filter structure, reduces the impurity in gasoline engine mixed gas, and reduce impurity to ozone sensor
Interference, keeps detection more acurrate.Moreover, by adding ozone generator, the oxygen in air is converted into ozone, identical
In the air of volume, oxygen content obviously increases, and improves gasoline combustion ratio, gasoline is made to be fully burned.Thus, both
Gasoline engine supercharging equipment is not needed, can guarantee the output power of gasoline engine yet, reduces the content of the carbon monoxide in tail gas.
(2) direct current of gasoline engine accumulator is converted into positive 5V, used by the present invention by the way that direct-current power supply converting circuit is arranged
It is used in for carbon monoxide transducer, ozone sensor, microcontroller and buzzer, without the accumulator of newly-increased power supply, to save
About equipment input cost.In addition, ozone generator is driven by the way that field-effect tube is arranged, due to the current-carrying capability of field-effect tube
By force, operating voltage is up to several kilovolts, when driving ozone generator, meets operating voltage, current-carrying requirement.At the same time, this hair
The bright equipment price added is cheap, and effects of energy saving and emission reduction is apparent, and can reach good fuel economy.
(3) moreover, the present invention believes by gasoline engine ignition signal access controller, and as the external interrupt of microcontroller
Number, control flow is just executed when, gasoline engine ignition, thus, in parking controller in a dormant state, into
And reduce the energy consumption of accumulator.Since automobile needs abundant hot vehicle 1~2 minute after vehicle, at this point, vehicle fuel transfer efficiency
It is relatively low, start ozone generator carry out combustion-supporting effect unobvious, therefore set carbon monoxide acquisition time, be subject to acquisition compared with
True CO emission, microcontroller carries out startup ozone generator according to the carbon monoxide content of acquisition, and acquires through smelly
The ozone content in air after Oxygen Generator gives alarm when the amount that ozone generates is less.Through the above scheme,
Without detecting the speed of running car, in lower-speed state, efficiency of combustion can be also improved, reduces the discharge of carbon monoxide.To sum up
Described, the present invention can realize reliable, control supervision in real time, ensure combustion-supporting and oil-saving device reliability service, and can also thoroughly solve
Certainly conventional turbine engine with supercharger low speed can not work the problems such as high with maintenance cost, and gasoline engine is made to realize really energy saving subtract
Row improves fuel economy.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the air inlet filter structure schematic diagram of the present invention.
Fig. 3 is the ceramic ozone generating chip expanded view of ozone generator.
Fig. 4 is the controller principle figure of the present invention.
In above-mentioned attached drawing, the corresponding component names of reference numeral are as follows：
1- enters the wind strainer, 2- blast pipes, 3- the first damping bellowss, 4- air cleaners, 5- the second damping bellowss, 6-
Controller, 7- ozone generators, 8- inlet manifold, 9- ozone sensors, 10- reinforcement support bars, 11- palisade mouths, 41- first
Barrel shape strainer, 42- filtering net plates, 43- the second barrel shape strainers, 71- ceramic ozone generating chips, 72- base of ceramic.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include but not limited to
The following example.
Embodiment
As shown in Figures 1 to 4, this implementation provides a kind of gasoline engine combustion-supporting and oil-saving device, can reduce carbon monoxide row
High-volume, realize energy-saving and emission-reduction, and can save turbocharging equipment investment, maintenance cost.The combustion-supporting and oil-saving device includes being equipped with
Palisade mouth 11 enters the wind the air inlet strainer 1 of form, is fixed on air inlet strainer 1, is reinforced for the air inlet strainer and is in cross
The reinforcement support bars 10 of structure, are fixed on air inlet strainer 1 and the controller 6 that connect with the accumulator of gasoline engine, one end and
Enter the wind the air inlet pipe 2 that strainer 1 connected and be in funnel shaped, the first damping bellows that one end is connect with 2 other end of air inlet pipe
3, it connect with the first damping bellows 3 and in the air cleaner 4 of opposite twin-tub filter structure, is exported with air cleaner 4
Second damping bellows 5 of connection, connect with the second damping bellows 5, for the oxygen in air to be converted into ozone to carry
High petrol engine combustion than ozone generator 7, the inlet manifold 8 exported in ozone generator 7 is set, is arranged in inlet manifold 8
Inner wall, the MQ-131 ozone sensors 9 for detecting ozone content in transformed air and being connect with controller 6, and
It is connect with controller 6, the carbon monoxide transducer for detecting the MQ-7 of carbon monoxide content in tail gas, in addition, the ozone
The cathode power supply input of generator 7 is connect with the accumulator of gasoline engine and cathode voltage input is connect with controller.Wherein, should
Air cleaner 4 includes the first barrel shape strainer 41 being connect with the first damping bellows 3 again, is connect with the second damping bellows 5
The second barrel shape strainer 43, and be arranged between the first barrel shape strainer 41 and the second barrel shape strainer 43 and the filter of cylindrical form
Mesh sheet 42.By the way that triple filter is arranged, the impurity in air is reduced, ozone transfer efficiency is improved.
In this embodiment, controller 6 includes 8 enhancings being connect respectively with carbon monoxide transducer and ozone sensor
The microcontroller of type 8051, respectively with microcontroller power supply input terminal VCC, the cathode power supply input terminal V+ of carbon monoxide transducer and smelly
The direct-current power supply converting circuit of the power input Vin connections of lambda sensor, and the warning circuit, smelly that is connect with microcontroller
Driving circuit and clock crystal oscillator circuit occur for oxygen.The negative power supply input end grounding and number letter of the carbon monoxide transducer
Number input terminal Do is connected to a current-limiting resistance R2, the digital signal input end of the one end the current-limiting circuit R2 and carbon monoxide transducer
The Do connections and other end is connect with serial port of single chip computer P1.1.The ground terminal GND of the ozone sensor is grounded and number
Signal input part Do is connected to a current-limiting resistance R3, the digital signal input end of one end and ozone sensor of the current-limiting resistance R3
Do connections and the serial port P1.5 connections of the other end and microcontroller.The external interrupt mouth P3.4 of the microcontroller, which is connected with, to be used for
Receive the current-limiting resistance R4 of gasoline engine ignition signal.
At the same time, in order to obtain the detection alerting signal of ozone conversion, the warning circuit includes one end and microcontroller
The current-limiting resistance R5 of serial port P0.3 connections, base stage is connect with the current-limiting resistance R5 other ends and the triode of emitter ground connection
VT1 and one end are connect with triode VT1 collectors and the buzzer of the other end and direct-current power supply converting circuit output connection
LS1.In addition, in this embodiment, the serial port P2.6 connections that driving circuit includes grid and microcontroller, drain electrode occur for the ozone
The field-effect tube VT2 of negative power supply input connection and source electrode ground connection with ozone generator, and it is connected to field-effect tube VT2
Grid and source electrode between divider resistance R6.
In order to reduce combustion-supporting and oil-saving device input cost, later maintenance workload is reduced, is converted by the way that DC power supply is arranged
The voltage for the 36V or 48V accumulators that gasoline engine carries is converted into 5V by circuit.The direct-current power supply converting circuit includes that power supply is defeated
Enter to hold the power conversion chip U1 that the accumulator of Vin and gasoline engine connects and ground terminal GND is grounded, power supply is connected to after in parallel
After charging capacitor C1 and charging capacitor C2 and parallel connection between the power input Vin and ground terminal GND of conversion chip U1
Charging capacitor C3, charging capacitor C4 and the voltage stabilizing being connected between the output end vo ut of power conversion chip U1 and ground terminal GND
Resistance R1.The output end vo ut of the power conversion chip U1 respectively with buzzer LS1, microcontroller power supply input terminal VCC, an oxygen
The cathode power supply input terminal V+ for changing carbon sensor is connected with the power input Vin of ozone sensor.In addition, the clock crystal oscillator
Circuit includes the crystal oscillator Y1 being connected between the reversed oscillation amplification input XTAL1 of microcontroller and reversed oscillation output XTAL2, and one
End is connected between the reversed oscillation amplification input XTAL1 and crystal oscillator Y1 of microcontroller and the charging capacitor C6 of other end ground connection,
And one end is connected between the reversed oscillation output XTAL2 and crystal oscillator Y1 of microcontroller and the charging capacitor of other end ground connection
C5。
Briefly explain the control flow of gasoline engine combustion-supporting and oil-saving device：
First, microcontroller acquires the ignition signal of gasoline engine by external interrupt mouth P3.4, and is held after stand-by period 120s
Row carbon monoxide content acquires.Secondly, microcontroller acquires the content of carbon monoxide in tail gas, the biography by carbon monoxide transducer
The signal of sensor output includes analog signal and digital signal, here, simulation output end is hanging, by digital data transmission to monolithic
Machine, by microcontroller judgement, whether carbon monoxide content is more than the preset value for starting ozone generator at this time, if being more than preset value,
Then serially mouth P2.6 issues high level to microcontroller, drives the field-effect tube of IRF3205S that VT2, the normal work of ozone generator is connected
Make, realizes combustion aid function.If fruit is said, the signal of carbon monoxide acquisition is simultaneously less than preset value, that microcontroller continues to execute one
Content of carbon oxide gatherer process, in this way, the closed loop that tail gas carbon monoxide detects in real time just can be formed.Finally, ozone generator opens
It is dynamic, and microcontroller acquires ozone content by ozone sensor, for judging ozone generator working condition, when ozone occurs
When device failure, serially mouth P0.3 issues high level to microcontroller, and buzzing prompting function is realized in the VT1 conductings of driving triode.
The present invention is cleverly provided with ozone generator, and the oxygen in air is converted into ozone, is increased in same volume
Foster content keeps petrol engine combustion more abundant, and without adding turbocharging equipment, remove from turbocharging equipment input and
Maintenance cost, similarly, without detection automobile driving speed, effect is most in the urban road of congestion for the combustion-supporting and oil-saving device
It is apparent.In conclusion the present invention has many advantages, such as that simple in structure, control is easy, effects of energy saving and emission reduction is excellent, in gasoline machine aided
Firing research and development technology has very high practical value and promotional value.
Above-described embodiment is merely a preferred embodiment of the present invention, and it is not intended to limit the protection scope of the present invention, as long as using
The design principle of the present invention, and the non-creative variation worked and made is carried out on this basis, it should all belong to the present invention's
Within protection domain.
Claims (10)
1. a kind of gasoline engine combustion-supporting and oil-saving device, which is characterized in that include the air inlet strainer (1) equipped with grid-type air inlet structure, Gu
Be scheduled on air inlet strainer (1), reinforced for the air inlet strainer and in the reinforcement support bars (10) of decussate texture, be fixed on into
The controller (6) connecting on wind strainer (1) and with the accumulator of gasoline engine, along the sequentially connected air inlet in petrol engine air admission direction
It is total to manage (2), the first damping bellows (3), air cleaner (4), the second damping bellows (5), ozone generator (7) and air inlet
It manages (8), is arranged in inlet manifold's (8) inner wall and the ozone sensor (9) of MQ series that is connect with controller (6), Yi Jiyu
Controller (6) connection, MQ series for detecting carbon monoxide content in tail gas carbon monoxide transducer；The blast pipe
(2) import connect and exports with air inlet strainer (1) and connect with the first damping bellows (3)；The air cleaner (4) is
Opposite twin-tub filter structure；The cathode power supply input of the ozone generator (7) is connect with the accumulator of gasoline engine and cathode
Power input is connect with controller.
2. gasoline engine combustion-supporting and oil-saving device according to claim 1, which is characterized in that the air cleaner (4) includes
The first barrel shape strainer (41) being connect with the first damping bellows (3), the second barrel shape filter being connect with the second damping bellows (5)
Net (43), and be arranged between the first barrel shape strainer (41) and the second barrel shape strainer (43) and the filtering net plate of cylindrical form
(42)。
3. gasoline engine combustion-supporting and oil-saving device according to claim 1, which is characterized in that the type of the carbon monoxide transducer
Number be MQ-7, the model MQ-131 of ozone sensor (9).
4. gasoline engine combustion-supporting and oil-saving device according to claim 3, which is characterized in that the controller (6) includes difference
8 enhanced 8051 microcontrollers being connect with carbon monoxide transducer and ozone sensor are inputted with microcontroller power supply respectively
The direct current that end VCC, the cathode power supply input terminal V+ of carbon monoxide transducer are connected with the power input Vin of ozone sensor
Driving circuit and clock crystal oscillator circuit occur for power-switching circuit, and the warning circuit, the ozone that are connect with microcontroller；Described one
The negative power supply input end grounding and digital signal input end Do for aoxidizing carbon sensor are connected to a current-limiting resistance R2, the current limliting
The digital signal input end Do connections of the one end circuit R2 and carbon monoxide transducer and the other end and serial port of single chip computer P1.1
Connection；The ground terminal GND of the ozone sensor is grounded and digital signal input end Do is connected to a current-limiting resistance R3, the limit
One end of leakage resistance R3 and the digital signal input end Do connections of ozone sensor and the serial port of the other end and microcontroller
P1.5 connections；The ozone occurs driving circuit and is connect with ozone generator (7)；The external interrupt mouth P3.4 of the microcontroller connects
It is connected to the current-limiting resistance R4 for receiving gasoline engine ignition signal.
5. gasoline engine combustion-supporting and oil-saving device according to claim 4, which is characterized in that the warning circuit include one end with
The current-limiting resistance R5 of serial port of single chip computer P0.3 connections, base stage connect with the current-limiting resistance R5 other ends and emitter ground connection three
Pole pipe VT1 and one end are connect with triode VT1 collectors and the bee of the other end and direct-current power supply converting circuit output connection
Ring device LS1.
6. gasoline engine combustion-supporting and oil-saving device according to claim 5, which is characterized in that driving circuit packet occurs for the ozone
The negative power supply input connection and source electrode of the serial port P2.6 connections, drain electrode of grid and microcontroller with ozone generator is included to be grounded
Field-effect tube VT2, and the divider resistance R6 that is connected between the grid and source electrode of field-effect tube VT2.
7. gasoline engine combustion-supporting and oil-saving device according to claim 6, which is characterized in that the direct-current power supply converting circuit packet
The power conversion chip U1 for including the accumulator connection of power input Vin and gasoline engine and ground terminal GND ground connection, connects after in parallel
The charging capacitor C1 and charging capacitor C2 being connected between the power input Vin of power conversion chip U1 and ground terminal GND, and
Charging capacitor C3, the charging capacitor C4 being connected to after parallel connection between the output end vo ut of power conversion chip U1 and ground terminal GND
With voltage regulation resistance R1；The output end vo ut of the power conversion chip U1 respectively with buzzer LS1, microcontroller power supply input terminal
VCC, the cathode power supply input terminal V+ of carbon monoxide transducer are connected with the power input Vin of ozone sensor.
8. gasoline engine combustion-supporting and oil-saving device according to claim 4, which is characterized in that the clock crystal oscillator circuit includes connecting
The crystal oscillator Y1 being connected between the reversed oscillation amplification input XTAL1 of microcontroller and reversed oscillation output XTAL2, one end is connected to list
Between the reversed oscillation amplification input XTAL1 and crystal oscillator Y1 of the piece machine and charging capacitor C6 of other end ground connection and one end connects
It is connected on the charging capacitor C5 that between the reversed oscillation output XTAL2 and crystal oscillator Y1 of microcontroller and the other end is grounded.
9. a kind of control method of gasoline engine combustion-supporting and oil-saving device according to claim 7, which is characterized in that including following
Step：
Step S01, the microcontroller acquire the ignition signal of gasoline engine by external interrupt mouth P3.4, and are held after stand-by period T
Row step S02；
Step S02, the microcontroller receive the first number corresponding with current carbon monoxide content of carbon monoxide transducer output
Word signal, and the carbon monoxide preset value size for judging the numerical value of first digital signal and being preset in microcontroller；If first
The numerical value of digital signal is more than the preset value of carbon monoxide, then serially mouth P2.6 issues high level to microcontroller, drives field-effect
Pipe VT2 conductings, triggering ozone generator work, and execute step S03；Otherwise, microcontroller continues to the first digital signal, and
Sentence the numerical value of the first digital signal and the size of preset value；
Step S03, the microcontroller receive the second digital signal corresponding with current ozone content of ozone sensor output, sentence
The preset value size of the numerical value and the ozone content being preset in microcontroller of fixed second digital signal；If the second digital signal
Numerical value is less than the preset value of ozone content, then serially mouth P0.3 issues high level to microcontroller, and the VT1 conductings of driving triode are real
Existing buzzing alarm；Otherwise, microcontroller continues to the second digital signal of ozone sensor output, and judges the second digital signal
Numerical value and ozone content preset value size.
10. control method according to claim 9, which is characterized in that in the step S01, time T is 120s.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810097208.8A CN108361116B (en) | 2018-01-31 | 2018-01-31 | Combustion-supporting oil-saving device of gasoline engine and control method thereof |
| PCT/CN2018/075966 WO2019148533A1 (en) | 2018-01-31 | 2018-02-09 | Combustion-supporting oil-economizing device for gasoline engine and control method therefor |
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| CN201810097208.8A CN108361116B (en) | 2018-01-31 | 2018-01-31 | Combustion-supporting oil-saving device of gasoline engine and control method thereof |
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| CN108361116A true CN108361116A (en) | 2018-08-03 |
| CN108361116B CN108361116B (en) | 2020-05-19 |
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| CN201810097208.8A Expired - Fee Related CN108361116B (en) | 2018-01-31 | 2018-01-31 | Combustion-supporting oil-saving device of gasoline engine and control method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116906229A (en) * | 2023-06-02 | 2023-10-20 | 苏州快捷智能科技有限公司 | Energy-saving and emission-reducing device and control system |
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| CN2165236Y (en) * | 1993-05-27 | 1994-05-18 | 王士菁 | Electronic combustion-supporting device for internal combustion engine |
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| CN116906229B (en) * | 2023-06-02 | 2024-04-26 | 苏州快捷智能科技有限公司 | Energy-saving and emission-reducing device and control system |
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| CN108361116B (en) | 2020-05-19 |
| WO2019148533A1 (en) | 2019-08-08 |
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