CN204691870U - A kind of combustion engine energy-saving emission-reducing system - Google Patents
A kind of combustion engine energy-saving emission-reducing system Download PDFInfo
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- CN204691870U CN204691870U CN201520220312.3U CN201520220312U CN204691870U CN 204691870 U CN204691870 U CN 204691870U CN 201520220312 U CN201520220312 U CN 201520220312U CN 204691870 U CN204691870 U CN 204691870U
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Abstract
The utility model discloses a kind of combustion engine energy-saving emission-reducing system, this system comprises with lower component: oxygen container, on the car body being installed on vehicle near internal-combustion engine, for storing liquid oxygen; The outlet of described oxygen container, by the intake manifold of pipeline connection internal-combustion engine, described pipeline is also provided with flow control valve, in order to control the gasified oxygen flow flowed out by the outlet of described oxygen container; Ozonizer, for generating ozone, the body of described ozonizer has outlet, and the inner chamber of described ozonizer is communicated with described outlet pipe, so that the ozone generated in described ozonizer mixes with the waste gas in described outlet pipe by this outlet; This programme increases oxygen-enriched combusting link, and directly employing liquid oxygen gasification mode provides the partial oxidation needed for internal-combustion engine oxygen-enriched combusting, is conducive to full combustion of fuel, improves the combustion efficiency of internal-combustion engine, reduce the discharge of NO in tail gas, abandoned in prior art the thinking that tail gas absorption is administered.
Description
Technical field
The utility model relates to energy-conserving and emission-cutting technology field, particularly a kind of combustion engine energy-saving emission-reducing system.
Background technique
The waste gas produced after combustion in IC engine is one of important sources causing pollution of atmosphere, and waste gas directly can attack the respiratory apparatus of people.Especially larger for car owning amount and the city of concentrating, due to the stop of high-rise structures in city, waste gas not easily leaves, and easily gathers, and forms severe contamination, to the harm of human body more very.
As everyone knows, the main component of waste gas is CO, NO
x, hydrocarbon, particulate matter, black smoke etc.According to statistics, automotive exhaust gas pollutant accounts for the 20-30% of atmospheric pollution sources, particularly accounts for the lorry of vehicle total amount 5%, and discharge amount reaches 50% of vehicle disposal of pollutants total amount, is called real mobile pollution source.Obviously, effective control atmosphere pollution, just must solve Vehicular exhaust pollution control problem.
At present, the administering method of vehicle exhaust mainly comprises following several: promote fuel qualities, electronic control injection process, turbocharging technology, Optimizing Combustion cell structure, install ternary catalyzing unit, urea for vehicle reprocessing etc.Objectively, the design level of current motor is own through very ripe, is difficult to obtain larger improvement in links such as Optimizing Combustion cell structure, electronic control injection processes again; Equally, promote fuel qualities to be also difficult to because cost is too high realize within a short period of time.
In addition, turbocharging technology and ternary catalyzing unit in use also all have certain defect, and turbosupercharging significantly can increase NO in waste gas
xcontent; Ternary catalyzing unit is not suitable for doped fuel and diesel engine, and catalyst converter only just can be had an effect in certain temperature range, therefore requires higher to automobile burning ratio; Urea for vehicle post-treatment measure can only solve NO
xpollution problem.
Therefore, how to provide a kind of combustion engine energy-saving emission-reducing system, effectively to solve the above-mentioned defect that existing vehicle exhaust administering method exists.
Model utility content
The purpose of this utility model is for providing a kind of combustion engine energy-saving emission-reducing system, and this system not only effectively can improve the combustion efficiency of internal-combustion engine, and significantly can reduce the discharge amount of each composition in pollutant in waste gas, and the user cost of vehicle is controlled.
For solving the problems of the technologies described above, the utility model provides a kind of combustion engine energy-saving emission-reducing system, comprises with lower component:
Oxygen container, on the car body being installed on vehicle near internal-combustion engine, for storing liquid oxygen;
The outlet of described oxygen container, by the intake manifold of pipeline connection internal-combustion engine, described pipeline is also provided with flow control valve, in order to control the gasified oxygen flow flowed out by the outlet of described oxygen container;
Ozonizer, for generating ozone, source of the gas pays the utmost attention to the oxygen after liquid oxygen gasification.The body of described ozonizer has outlet, and the inner chamber of described ozonizer is communicated with described outlet pipe, so that the ozone generated in described ozonizer mixes with the waste gas in described outlet pipe by this outlet.
Preferably, also comprise controller and for the oxygen concentration sensor that detects the inner oxygen concentration of described intake manifold or Air flow meter, described controller controls the aperture of described flow control valve according to the testing signal of described oxygen concentration sensor or Air flow meter, is maintained at range of set value to make the oxygen concentration in described intake manifold.
Preferably, also comprise tail gas reactor, the inner chamber of described tail gas reactor is used for the accommodating particulate matter reacted with CO; The body of described tail gas reactor has suction port and air outlet, and the suction port of described tail gas reactor is communicated with the outlet pipe of described internal-combustion engine, and waste gas is discharged by described air outlet through the inner chamber of described tail gas reactor;
The gas exhaust piping of the position, air outlet of tail gas reactor described in the outlet of described ozonizer.
Preferably, the described material reacted with CO is specially I
2o
5or Fe
2o
3or CuO or hopcalite agent.
Preferably, described controller is the ECU of vehicle.
Preferably, described oxygen container is low-temperature storage tank, also comprises:
Vaporizer, its vaporization branch road is communicated with described insulated cryogen storage tank and described intake manifold;
Pressure regulator valve, described pressure regulator valve is located at the outlet of described vaporizer and the connecting pipeline of described flow control valve.
Preferably, also comprise container, described container has absorbing agent sap cavity and exhaust cavity; The body of described container offers the import being communicated with described absorbing agent sap cavity, and is communicated with the outlet of described exhaust cavity;
Described container is arranged at the downstream exhaust gas pipeline of described tail gas reactor, and the air outlet of described tail gas reactor is communicated with described import, so that the gas of described tail gas reactor flows into described absorbing agent sap cavity; Described absorbing agent sap cavity is used for particulate matter and/or described tail gas reactor in accommodating absorption waste gas and gives out the absorbing agent of material;
The outlet of described ozonizer is connected to the connecting pipeline between described container and described tail gas reactor by pipeline; Or,
Described ozonizer is directly communicated with described absorbing agent sap cavity by independent pipeline, so that the ozone in described ozonizer enters described imbibition agent sap cavity.
Preferably, described absorbing agent is urea or NaOH or Ca (OH)
2.
Preferably, also comprise the aeration head be arranged in described absorbing agent sap cavity, the import that the body of container described in the inlet communication of described aeration head is offered.
The combustion engine energy-saving emission-reducing system that this programme provides can by burning time oxygen-enriched combusting, vent gas treatment time redox and the aqueous solution absorb organically combine integrated use in internal-combustion engine Synergistic and energy-saving reduce discharging field, compared with prior art have following advantage:
The first, realize the Thorough combustion of fuel, put forward high-octane effective rate of utilization;
The second, in automobile exhaust port position, ozonizer is installed, ozonizer produce ozone mix with waste gas, the NO etc. in waste gas is carried out oxidation generation nitrogen dioxide, and then with the reaction such as sodium hydroxide or urea,, the tail gas pollution composition entered in ambient air can be reduced to greatest extent.That is, can administer multiple pollutant comprehensively, be different from individual event Treatment process of the prior art;
Three, because this programme can be administered multiple pollutant, the nearly all internal-combustion engine product comprising automobile, steamer, heavy machinery etc. can be widely used in, and not by the impact of fuel qualities, fuel type.Be specially adapted to the energy-saving and emission-reduction of heavy internal-combustion engine product and high altitude localities combustion in IC engine;
Four, the user cost of this combustion engine energy-saving emission-reducing system is lower.Except the installation cost in early stage, for user, liquid oxygen cost can obtain corresponding compensation by fuel saving; The copper powder that native system carries out redox reaction generation in tail gas reactor can be produced cupric oxide and reuse, and eliminate urea, sodium hydroxide etc. that nitrogen dioxide is used, cost is lower.
In addition, this combustion engine energy-saving emission-reducing system can directly apply on existing vehicle, substantially without the need to changing the structure of existing vehicle, has reasonable marketing prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of combustion engine energy-saving emission-reducing system in the first embodiment of the utility model;
Fig. 2 is the structural representation of combustion engine energy-saving emission-reducing system in the utility model the second embodiment.
Wherein, the one-to-one relationship in Fig. 1-Fig. 2 between component names and reference character is as follows:
Intake manifold 10, internal-combustion engine 11, oxygen container 12, pressure regulator valve 13, flow control valve 14, tail gas reactor 15, container 16, oxygen concentration sensor 17, Air flow meter 18, ozonizer 20.
Embodiment
Core of the present utility model is for providing a kind of combustion engine energy-saving emission-reducing system, this system not only effectively can improve the combustion efficiency of internal-combustion engine, and significantly can reduce the discharge amount of each composition in pollutant in waste gas, and compared with the user cost of existing vehicle, cost remains basically stable.
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 1, Fig. 1 is the structural representation of combustion engine energy-saving emission-reducing system in a kind of embodiment provided by the utility model.
The utility model provides a kind of combustion engine energy-saving emission-reducing system, comprise with lower component: oxygen container 12, be installed on (or near internal-combustion engine of other products) on the car body of vehicle, can be installed on the vehicle frame of internal-combustion engine 11 annex particularly, oxygen container 12 is for storing liquid oxygen; Usually, oxygen container 12 is insulated cryogen storage tank (Dewar vessel), and the shape of oxygen container 12 is not limited to rectangle shown in figure, as long as can possess the function of storing liquid oxygen herein.The outlet of oxygen container 12, by the intake manifold 10 of pipeline connection internal-combustion engine 11, pipeline is also provided with flow control valve 14, in order to control the gasified oxygen flow flowed out by the outlet of oxygen container 12; This flow control valve 14 can be solenoid valve, a kind of 2/2-way solenoid valve has been shown in Fig. 1, can certainly have selected the solenoid valve of other models as required.
It should be noted that, in Fig. 1, the shape of each parts and the position of inlet/outlet do not represent the concrete set-up mode in real system, are only to draw from the angle of those skilled in that art's easy to understand the technical program.
This programme increases oxygen-enriched combusting link, and directly employing liquid oxygen gasification mode provides the partial oxidation needed for internal-combustion engine 11 oxygen-enriched combusting, be conducive to full combustion of fuel, improve the combustion efficiency of internal-combustion engine 11, reduce the discharge of CO, hydrocarbon and particulate matter in tail gas, alleviate discharge of dark smoke from diesel engine, abandoned in prior art and absorbed the thinking of administering to tail gas catalyzed.
In addition, this programme directly adopts liquid oxygen gasification mode to provide oxygen, and only need increase oxygen container 12 on vehicle, without the need to in-site installation oxygen generating plant, the space occupying vehicle is smaller, is conducive to entire vehicle structural design.
Further, on the basis of such scheme, combustion engine energy-saving emission-reducing system can also increase controller, and controller can be vehicle ECU (English full name: Electronic Control Unit, hereinafter referred to as ECU).Combustion engine energy-saving emission-reducing system can also comprise the oxygen concentration sensor 17 for detecting the inner oxygen concentration of intake manifold 10, controller, according to the aperture of the testing signal control flow check control valve 14 of oxygen concentration sensor 17, is maintained at range of set value to make the oxygen concentration in intake manifold 10.Experiment confirms, when oxygen concentration maintains 26%-30% scope in intake manifold 10, can significantly improve combustion efficiency and economize on oxygen.
When oxygen concentration sensor 17 oxygen concentration detected in intake manifold 10 is positioned at range of set value (26%-30%), the aperture that controller maintains flow control valve 14 is constant; When oxygen concentration sensor 17 oxygen concentration detected in intake manifold 10 is positioned at minimum value (26%) lower than range of set value, the valve port opening of controller control flow check control valve 14 becomes large; When oxygen concentration sensor 17 oxygen concentration detected in intake manifold 10 is positioned at maximum value (30%) higher than range of set value, the valve port opening of controller control flow check control valve 14 diminishes.
Oxygen container 12 can be low-temperature storage tank, can also comprise vaporizer, and its vaporization branch road is communicated with described insulated cryogen storage tank and described intake manifold; Pressure regulator valve, described pressure regulator valve is located at the outlet of described vaporizer and the connecting pipeline of described flow control valve 14.
Certainly, also can utilize the testing signal of the Air flow meter 18 being arranged at air-intake of combustion engine house steward 10, the aperture of control flow check control valve 14, to maintain oxygen concentration in intake manifold 10 in range of set value, concrete set-up mode can with reference to figure 2.
Combustion engine energy-saving emission-reducing system and vehicle ECU control to organically combine by present embodiment, realize automatic control and the Integration Design of vehicle.
Except the combustion phase at internal-combustion engine 11 increases except oxygen-enriched combusting, also following design has been carried out in vent gas treatment aspect after combustion herein, specifically describes as follows.
In the various embodiments described above, combustion engine energy-saving emission-reducing system also comprises ozonizer 20 further, for generating ozone, the body of ozonizer 20 has outlet, the inner chamber of ozonizer 20 is communicated with outlet pipe by this outlet, so that the ozone generated in ozonizer 20 mixes with the waste gas in outlet pipe.
Like this, in automobile exhaust port position, ozonizer 20 is installed, ozonizer 20 ozone of oxygen production mixes with waste gas, NO etc. in waste gas is carried out oxidation and generate nitrogen dioxide, and then with the sodium hydroxide in rearmounted container or urea reaction, the tail gas pollution composition entered in ambient air can be reduced to greatest extent.
In addition, above-described embodiment basis can also increase tail gas reactor 15, the inner chamber of tail gas reactor 15 is used for the accommodating particulate matter reacted with CO; The body of tail gas reactor 15 has suction port and air outlet, and tail gas reactor 15 arranges on the gas exhaust piping with internal-combustion engine 11, and the suction port of tail gas reactor 15 is communicated with the outlet pipe of internal-combustion engine 11, and waste gas is discharged by air outlet after the inner chamber of tail gas reactor 15.Ozonizer 20 can be placed in the downstream of tail gas reactor 15, the gas exhaust piping of the position, air outlet of the outlet tail gas reactor 15 of ozonizer 20.
Wherein, the concrete I of material reacted with CO
2o
5, Fe
2o
3, CuO, hopcalite agent wherein one or a few person mixture.Now to be loaded with urea in tail gas reactor 15, CuO solid particle introduces technique effect.
Containing NO in the waste gas that internal-combustion engine 11 burns
x, the toxic gas such as CO, when waste gas passes in tail gas reactor 15, CuO or hopcalite agent solid particle can blow afloat by waste gas, and fully contact with solid particle, thus generation chemical reaction, CuO or hopcalite agent can react in a heated condition with CO, thus reduce the discharge amount of CO.
In the various embodiments described above, the outlet of oxygen container 12 and the connecting pipeline of flow control valve 14 can also be provided with pressure regulator valve 13.
Wherein, the body of tail gas reactor 15 can be stainless steel, and stainless steel not easily reacts with alkalescence or acidic materials, has long working life.
Although waste gas most harmful gases wherein of discharging through the outlet of tail gas reactor 15 are removed, but the partial particulate in tail gas reactor 15 is under the effect of air-flow, easily taken away tail gas reactor 15 with tail gas inner, therefore also taken following measures further herein.
Combustion engine energy-saving emission-reducing system provided in this article can also comprise container 16 further, and container 16 has absorbing agent sap cavity and exhaust cavity; The body of container 16 offers the import being communicated with absorbing agent sap cavity, and is communicated with the outlet of exhaust cavity.It can be Na that absorbing agent specifically comprises alkali matter particle
2o
2deng Strong oxdiative thing, also can be urea, NaOH, Ca (OH)
2deng.
Container 16 is arranged at the downstream exhaust gas pipeline of tail gas reactor 15, and the air outlet of tail gas reactor 15 is communicated with import, so that the gas of tail gas reactor 15 flows into absorbing agent sap cavity; Absorbing agent sap cavity is used for particulate matter and/or tail gas reactor 15 in accommodating absorption waste gas and gives out the absorbing agent of material.
Because the material overwhelming majority come out in tail gas reactor 15 is sodium salts reaction afterproduct, sodium salt is soluble in water, so the absorbing agent in container 16 can be water.Waste gas after tail gas reactor 15 enters in the water in container 16 by pipeline, and after water filtration, by the material absorbing that particulate matter in waste gas and reactor give out, the outlet finally on container 16 drains in external environment.
Certainly, container 16 inside can also arrange aeration head, prevents spray excessive, and aeration head is arranged in absorbing agent sap cavity, the import that the body of the inlet communication container 16 of aeration head is offered; Aeration head can preferably air inlet time cloth air film on micropore bulging distending voluntarily, guarantee that gas passes through, and when stopping aeration, the variable micro-hole on cloth air film is closed state, specifically can adopt existing techniques in realizing, therefore repeats no more herein.
Like this, the combustion engine energy-saving emission-reducing system that this programme provides can by burning time oxygen-enriched combusting, vent gas treatment time redox and the aqueous solution absorb organically combine integrated use in internal-combustion engine 11 Synergistic and energy-saving reduce discharging field, compared with prior art have following advantage:
The first, realize the Thorough combustion of fuel, put forward high-octane effective rate of utilization;
The second, exhaust emissions is carried out to the double-absorption of chemical reaction and Physical Absorption two aspect, reduce the discharge amount of the pollutants such as CO, CO2, NOx, black smoke, particulate matter, noise to greatest extent, that is, can administer multiple pollutant comprehensively, be different from individual event Treatment process of the prior art;
Three, because this programme can be administered multiple pollutant, the nearly all internal-combustion engine product comprising automobile, steamer, heavy machinery etc. can be widely used in, and not by the impact of fuel qualities, fuel type.Be specially adapted to the combustion in IC engine of heavy internal-combustion engine product and high altitude localities;
Four, the user cost of combustion engine energy-saving emission-reducing system is lower herein.Except the installation cost in early stage, for user, liquid oxygen cost can obtain corresponding compensation by saving fuel oil; Native system carries out redox reaction generation copper powder in tail gas reactor 15 can regenerate output cupric oxide Reusability, and going out ozone by oxidation of nitric oxide by oxygen production is nitrogen dioxide, and the cost such as sodium hydroxide, urea eliminating nitrogen dioxide is lower.In addition, this combustion engine energy-saving emission-reducing system can directly apply on existing vehicle, substantially without the need to changing the structure of existing vehicle, has reasonable marketing prospect.
Above a kind of combustion engine energy-saving emission-reducing system provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and mode of execution, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (9)
1. a combustion engine energy-saving emission-reducing system, is characterized in that, comprises with lower component:
Oxygen container (12), on the car body being installed on vehicle near internal-combustion engine, for storing liquid oxygen;
The outlet of described oxygen container (12), by the intake manifold (10) of pipeline connection internal-combustion engine (11), described pipeline is also provided with flow control valve (14), in order to control the gasified oxygen flow flowed out by the outlet of described oxygen container (12);
Ozonizer (20), for generating ozone, source of the gas pays the utmost attention to the oxygen after liquid oxygen gasification, the body of described ozonizer (20) has outlet, the inner chamber of described ozonizer (20) is communicated with outlet pipe by this outlet, so that the ozone generated in described ozonizer (20) mixes with the waste gas in described outlet pipe.
2. combustion engine energy-saving emission-reducing system as claimed in claim 1, it is characterized in that, also comprise controller and for the oxygen concentration sensor (17) that detects described intake manifold (10) inner oxygen concentration or Air flow meter (18), described controller controls the aperture of described flow control valve (14) according to the testing signal of described oxygen concentration sensor (17) or Air flow meter (18), is maintained at range of set value to make the oxygen concentration in described intake manifold (10).
3. combustion engine energy-saving emission-reducing system as claimed in claim 1, is characterized in that, also comprise tail gas reactor (15), and the inner chamber of described tail gas reactor (15) is used for the accommodating particulate matter reacted with CO; The body of described tail gas reactor (15) has suction port and air outlet, and the suction port of described tail gas reactor (15) is communicated with the outlet pipe of described internal-combustion engine (11), and waste gas is discharged by described air outlet through the inner chamber of described tail gas reactor (15);
The gas exhaust piping of the position, air outlet of tail gas reactor (15) described in the outlet of described ozonizer (20).
4. combustion engine energy-saving emission-reducing system as claimed in claim 3, is characterized in that,
The described material reacted with CO is specially I
2o
5or Fe
2o
3or CuO or hopcalite agent.
5. combustion engine energy-saving emission-reducing system as claimed in claim 2, it is characterized in that, described controller is the ECU of vehicle.
6. combustion engine energy-saving emission-reducing system as claimed in claim 1, it is characterized in that, described oxygen container (12) is low-temperature storage tank, also comprises:
Vaporizer, its vaporization branch road is communicated with described insulated cryogen storage tank and described intake manifold;
Pressure regulator valve, described pressure regulator valve is located at the outlet of described vaporizer and the connecting pipeline of described flow control valve (14).
7. combustion engine energy-saving emission-reducing system as claimed in claim 3, it is characterized in that, also comprise container (16), described container (16) has absorbing agent sap cavity and exhaust cavity; The body of described container (16) offers the import being communicated with described absorbing agent sap cavity, and is communicated with the outlet of described exhaust cavity;
Described container (16) is arranged at the downstream exhaust gas pipeline of described tail gas reactor (15), and the air outlet of described tail gas reactor (15) is communicated with described import, so that the gas of described tail gas reactor (15) flows into described absorbing agent sap cavity; Described absorbing agent sap cavity is used for particulate matter and/or described tail gas reactor (15) in accommodating absorption waste gas and gives out the absorbing agent of material;
The outlet of described ozonizer (20) is connected to the connecting pipeline between described container and described tail gas reactor by pipeline; Or,
Described ozonizer (20) is directly communicated with described absorbing agent sap cavity by independent pipeline, so that the ozone in described ozonizer (20) enters described imbibition agent sap cavity.
8. combustion engine energy-saving emission-reducing system as claimed in claim 7, it is characterized in that, described absorbing agent is specially urea or NaOH or Ca(OH)
2.
9. combustion engine energy-saving emission-reducing system as claimed in claim 7, is characterized in that, also comprise the aeration head be arranged in described absorbing agent sap cavity, the import that the body of container (16) described in the inlet communication of described aeration head is offered.
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| CN201520220312.3U CN204691870U (en) | 2015-04-13 | 2015-04-13 | A kind of combustion engine energy-saving emission-reducing system |
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| CN201520220312.3U CN204691870U (en) | 2015-04-13 | 2015-04-13 | A kind of combustion engine energy-saving emission-reducing system |
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ID=54232173
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322161A (en) * | 2018-12-13 | 2020-06-23 | 北汽福田汽车股份有限公司 | Control method, device and system of engine air intake system and vehicle |
-
2015
- 2015-04-13 CN CN201520220312.3U patent/CN204691870U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322161A (en) * | 2018-12-13 | 2020-06-23 | 北汽福田汽车股份有限公司 | Control method, device and system of engine air intake system and vehicle |
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