CN101526035A - Automobile pure oxygen combustion engine system - Google Patents

Automobile pure oxygen combustion engine system Download PDF

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Publication number
CN101526035A
CN101526035A CN 200910068090 CN200910068090A CN101526035A CN 101526035 A CN101526035 A CN 101526035A CN 200910068090 CN200910068090 CN 200910068090 CN 200910068090 A CN200910068090 A CN 200910068090A CN 101526035 A CN101526035 A CN 101526035A
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oxygen
engine
connected
intake
valve
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CN 200910068090
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卫海桥
祚 张
韦 张
梁兴雨
舒歌群
睿 韩
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天津大学
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Priority to CN 200910068090 priority Critical patent/CN101526035A/en
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Abstract

The invention relates to an automobile pure oxygen combustion engine system which comprises an internal combustion engine and a gas recirculation system, and adopts a high pressure oxygen storage tank or a membrane separation oxygenerator to form a pure oxygen gas supply system for providing the pure oxygen; EGR waste gas of a vehicle EGR system is mixed with the pure oxygen, and then the mixed gas is taken as the inlet gas of the engine, so that engine oxygen-enriched combustion can be realized; while the emission of granules in a diesel engine is reduced, the discharge of nitrogen oxide of the diesel engine can be effectively reduced, thus reaching the strict discharge standard; furthermore, automatic closed-loop control can be carried out by using the ECU, and the oxygen content can be accurately controlled, thus controlling the combustion process of the engine and realizing ultra-low emission.

Description

车用纯氧燃烧发动机系统 Vehicle engine systems oxyfuel

技术领域 FIELD

本发明属于内燃机领域,特别是一种车用纯氧燃烧发动机系统。 The present invention belongs to the field of internal combustion engines, in particular for a vehicle with pure combustion engine systems. 背景技术 Background technique

目前,环境污染正成为一个众所关注的社会问题,各国制订的柴 At present, the environmental pollution is becoming a public concern social issues, developed countries firewood

油机排放法规逐年趋于严格。 Oil machine tends to strict emission regulations year after year. 柴油机有害排放物主要是NOx和微粒子(碳烟和可溶性有机物),由于其净化方法相互抵触和矛盾。 Diesel Engines and NOx emissions are mainly fine particles (soot and soluble organic matter), due to its purification method conflicting and contradictory. 给全面满足排放法规带来了困难。 It makes it difficult to fully meet emissions regulations. 发动机研究者采用各种不同的技术,如直喷化增压、中冷、高压喷射、废气再循环(EGR)、电子控制、低润滑油消耗等措施,对降低排放水平带来了一定的好处,但从根本上解决上述问题仍是一个技术难题。 Engine researchers use a variety of techniques, such as direct injection of pressurized cold, high pressure injection, exhaust gas recirculation (the EGR), the electronic control, low oil consumption and other measures to reduce emission levels brings certain benefits , but fundamentally solve the problem continues to be a technical problem. 众所周知,EGR系统可降低氮氧化物排放,但是高EGR意味着进气稀释及02浓度降低,会致使燃烧恶化,从而导致柴油机工作性能下降,碳烟水平上升。 Known, EGR system can reduce nitrogen oxide emissions, but a high intake EGR means 02 and the diluted concentration is reduced, so that the combustion will deteriorate, resulting in decreased performance diesel engines, soot levels rise. 理论上,纯氧进气可使碳烟排放下降,但是单纯使用纯氧进气则会导致气缸内02浓度增高,燃烧急剧而充分,会导致燃烧温度过高,NOx排放水平升高,对喷油嘴和燃烧室的烧蚀过大,压力升高率和燃烧噪声过高等方面的负面因素都无法保证发动机的工作平顺和可靠,所以纯氧进气一直无法在发动机上使用。 In theory, pure oxygen gas can soot emissions decreased, but the simple use of pure oxygen would result in increased air concentration within the cylinder 02, is sufficiently sharp combustion, the combustion temperature is too high can lead to elevated levels of NOx emissions, for spray ablative nozzle and combustion chamber is too large, negative factors in terms of rate of pressure rise and combustion noise is too high and so are unable to guarantee smooth and reliable operation of the engine, it has been unable to use pure oxygen intake to the engine. 为此,采用纯氧进气与EGR废气进行结合,并精确控制氧气浓度,是实现发动机富氧燃烧的所要完成的重要课题。 To this end, pure oxygen inlet and EGR exhaust binding, and precise control of oxygen concentration, is an important subject to achieve the oxyfuel combustion engine to be completed. 发明内容 SUMMARY

本发明的目的在于提供一种车用纯氧燃烧发动机系统,其可实现EGR系统与纯氧的混合进气,并且通过电控单元使纯氧与EGR废气混合成最佳比例之后进入发动机内完成燃烧工作,从而实现节能减排、 提高效率等目的。 Object of the present invention is to provide a vehicle into the engine after the combustion engine system with pure oxygen, which may be implemented with the EGR system intake mixture of pure oxygen and pure oxygen mixed into exhaust gases of the EGR optimum ratio by the electronic control unit finishes combustion operation, in order to achieve energy saving, improving efficiency purposes.

本发明解决上述技术问题是通过以下技术方案实现的-一种车用纯氧燃烧发动机系统,包括发动机及废气再循环系统, 废气再循环系统主要由与发动机排气总管出口端相连的背压阀及EGR 阀、与EGR阀出口相连接的EGR冷却器构成,EGR冷却器出口与发动机进气总管连接,其特征在于:发动机的进气总管还与一高压储氧罐的输出管路相连通,高压储氧罐的输出管路上依次安装有减压阀、 节流阀,在进气总管上安装有氧浓度传感器,该氧浓度传感器的信号输出端与电控单元的一输入口相连接,所述减压阀、节流阀、背压阀、 The present invention solves the above technical problem is achieved by the following technical solution - a vehicle with pure oxygen combustion engine system includes an engine and an exhaust gas recirculation system, exhaust gas recirculation system consists of the back pressure of the engine exhaust manifold connected to the outlet end of the valve and the EGR valve, the EGR valve and EGR cooler connected to the outlet configuration, EGR cooler outlet connected to the intake manifold of the engine, wherein: an intake manifold of the engine and the output line is also a high-pressure oxygen storage tank in communication, an oxygen storage tank output of the high-pressure pipeline installed sequentially relief valve, a throttle valve, an oxygen concentration sensor installed in the intake manifold, a signal input port and the output terminal of the electronic control unit is connected to the oxygen concentration sensor, the said pressure relief valve, throttle, back pressure valve,

EGR阀的信号输入端分别与该电控单元的输出口一一对应连接。 Signal input terminal of the EGR valve are correspondingly connected to the output port of the electronic control unit.

而且,所述的进气总管还与一大气进气管相连通,在该大气进气管上安装有应急进气阔,该应急进气阀的信号输入端与电控单元的一输出口相连接。 Also, the intake manifold and a further pipe communicating the intake air, an intake mounted emergency width on the air intake pipe, an output port and the signal input terminal of the emergency electronic control unit is connected to the intake valve.

而且,在进气总管上安装有二氧化碳浓度传感器,该二氧化碳浓度传感器的信号输出端与所述电控单元的一输入口相连接。 Further, on the intake manifold is attached to the carbon dioxide concentration sensor, the carbon dioxide concentration sensor signal output terminal to an input port of the electronic control unit is connected.

而且,所述的高压储氧罐的输出管路上安装有供氧压力传感器, 在进气总管上安装有进气压力传感器,在发动机排气总管上安装有排气压力传感器,该供氧压力传感器、进气压力传感器及排气压力传感器均与电控单元的输入口一一对应连接。 Further, the high-pressure oxygen reservoir tank is attached to an output pipeline oxygen pressure sensor, an intake pressure sensor is mounted on the intake manifold has, exhaust pressure sensor mounted on the engine has an exhaust manifold, the oxygen pressure sensor intake pressure sensor and the exhaust gas pressure sensors are connected to an input port of the electronic control unit correspond.

一种车用纯氧燃烧发动机系统,包括发动机及废气再循环系统, A vehicle with pure combustion engine system includes an engine and an exhaust gas recirculation system,

废气再循环系统主要由与发动机排气总管出口端相连的背压阀及EGR 阀、与EGR阀出口相连接的EGR冷却器构成,EGR冷却器出口与发动机进气总管连接,其特征在于:发动机的进气总管还与一膜分离制氧装置的氧气输出管路相连通,该膜分离制氧装置由压力机、富氧渗透膜及冷却器依次连接安装而成,在进气总管上安装有氧浓度传感器, 该氧浓度传感器的信号输出端与电控单元的一输入口相连接,所述背压阀、EGR阀及压力泵的信号输入端分别与该电控单元的输出口一一对应连接。 An exhaust gas recirculation system is mainly composed of the back pressure valve and the EGR valve outlet end of the exhaust manifold connected to the engine, an EGR valve and EGR cooler connected to the outlet configuration, EGR cooler outlet connection with the engine intake manifold, wherein: the engine an intake manifold and further a membrane separation oxygen output conduit means communicating oxygen, the oxygen separation device consists of membrane press, membrane and oxygen-enriched permeate from the cooler installed sequentially connected, mounted on the intake manifold has an oxygen concentration sensor, a signal input port and the output terminal of the electronic control unit is connected to the oxygen concentration sensor, the back pressure valve, the EGR valve and the pump pressure signal input terminal and the output port respectively correspond to the electronic control unit connection.

而且,在进气总管上还安装有二氧化碳浓度传感器,该二氧化碳浓度传感器的信号输出端与电控单元的一输入口相连接。 Further, in the intake manifold is also attached to the carbon dioxide concentration sensor, a signal input port and the output terminal of the electronic control unit is connected to the carbon dioxide concentration sensor.

而且,在所述的进气总管上安装有进气压力传感器及进气流量传感器,在发动机排气总管上安装有排气压力传感器,该进气压力传感器、进气流量传感器及排气压力传感器与电控单元的输入口一一对应连接。 Further, in the intake manifold is mounted an intake pressure sensor and the intake air flow rate sensor, a pressure sensor installed in the exhaust gas of the engine has an exhaust manifold, the intake pressure sensor, an intake air flow sensor and the exhaust pressure sensor and electronic control means connected to one-input port.

本发明的优点和有益效果为: Advantages and benefits of the present invention are:

本车用纯氧燃烧发动机系统将车辆EGR系统与纯氧供气系统进行结合,将EGR废气与纯氧混合后作为发动机的进气,由此实现发动机富氧燃烧,在降低柴油机颗粒排放的同时,有效减低柴油机氮氧化物排放的目的,可达到严格排放标准,并且通过ECU进行闭环自动控制,可实现精确控制氧气含量,从而控制发动机燃烧过程,实现超低排放。 The EGR system of the vehicle for vehicle engine systems and combustion with pure oxygen in conjunction with a gas supply system, as the engine intake air, oxygen-enriched combustion engine thereby enabling EGR exhaust mixed with pure oxygen, while reducing particulate emission of the diesel engine object effectively reduce nitrogen oxide emissions of diesel engines, can meet the stringent emission standards, and the closed-loop controlled automatically by the ECU, accurate control of the oxygen content, thereby controlling the engine combustion process, to achieve ultra-low emissions.

附图说明 BRIEF DESCRIPTION

图1为本发明车用纯氧燃烧发动机系统第一种实施例的原理方框 Figure 1 is a principle block a first embodiment of a vehicle engine system of the present invention oxyfuel

图; Figure;

图2为本发明车用纯氧燃烧发动机系统第二种实施例的原理方框图。 FIG 2 is a principle embodiment of the vehicle with a block diagram of a second system of a combustion engine pure invention.

具体实施方式 Detailed ways

下面通过具体实施例对本发明作进一步详述,以下实施例只是描述性的,不是限定性的,不能以此限定本发明的保护范围。 The following specific embodiments of the present invention will be further described in detail, the following embodiments are merely illustrative, and not limiting, in order not to limit the scope of the present invention.

一种车用纯氧燃烧发动机系统,包括发动机及废气再循环系统, 废气再循环系统主要由与内燃发动机排气总管出口端相连的背压阀及EGR阀、与EGR阀出口相连接的EGR冷却器构成,EGR冷却器出口与内燃发动机进气总管连接。 A vehicle cooling EGR oxygen combustion engine system includes an engine and an exhaust gas recirculation system, exhaust gas recirculation system is mainly composed of the back pressure valve and the EGR valve of the internal combustion engine exhaust manifold is connected to the outlet end, connected to the EGR valve outlet constituted, EGR cooler and an outlet connected to the intake manifold of an internal combustion engine. 本系统的创新之处在于:发动机的进气总管还与一高压储氧罐的输出管路相连通,高压储氧罐的出口端依次安装有减压阀、节流阀,在进气总管上安装有氧浓度传感器,该氧浓度传感器的信号输出端与电控单元(ECU)的一输入口相连接,所述减压阀、节流阀、背压阀、EGR阀的信号输入端分别与该电控单元的输出口一一对应连接。 The innovation of this system is that: the intake manifold of the engine and the output line is also a high-pressure oxygen reservoir tank communicates, the outlet end of the high pressure oxygen storage tank are sequentially mounted relief valve, a throttle valve in the intake manifold oxygen concentration sensor is mounted, the electrical signal output of the oxygen concentration sensor control unit (ECU) of an input port connected to the pressure reducing valve, a throttle signal input terminal, a back pressure valve, the EGR valve, respectively the output port of the electronic control unit correspondingly connected. 进气总管还与一大气进气管相连通,在该大气进气管上安装有应急进气阀,该应急进气阀的信号输入端与电控单元的一输出口相连接,以备高压储氧罐储氧量不足时应急使用。 Intake manifold and a further pipe communicating the intake air, the intake valve is mounted on an emergency in the air intake pipe, an output port and the signal input terminal of the emergency electronic control unit is connected to the intake valve, in order to prepare high pressure oxygen reservoir emergency use when insufficient oxygen storage tank. 在进气总管上安装有二氧化碳浓度传感器,该二氧化碳浓度传感器的信号输出端与所述电控单元的一输入口相连接。 Mounted on the intake manifold with a carbon dioxide concentration sensor, the carbon dioxide concentration sensor signal output terminal to an input port of the electronic control unit is connected. 高压储氧罐的输出管路上安装有供氧压力传感器,在进气总管上安装有进气压力传感器,在发动机排气总管上安装有排气压力传感器,该供氧压力传感器、进气压力传感器及排气压力传感器均与电控单元的输入口一一对应连接。 An oxygen storage tank output of the high-pressure piping pressure sensor is attached to oxygen, the intake pressure sensor mounted on the intake manifold has, exhaust pressure sensor mounted on the engine has an exhaust manifold, the oxygen pressure sensor, an intake pressure sensor and the exhaust pressure sensors are correspondingly connected to the input port of the electronic control unit.

本车用纯氧燃烧发动机系统中,通过EGR阀、EGR冷却器、排气背压阀所组成的废气再循环系统,将燃料燃烧产生的废气与由高压 Vehicle with pure combustion engine system, through the EGR valve, the exhaust gas EGR cooler, exhaust back-pressure valve consisting of a recirculation system, the fuel and the combustion exhaust gas generated by the high voltage

6储氧罐提供的纯氧进行充分混合,重新进入发动机参与燃烧。 Pure oxygen storage tank 6 provided sufficient mixing, again participate in the combustion into the engine. 通过氧 Through an oxygen

浓度传感器、二氧化碳浓度传感器的测量与电控单元(ECU)控制的EGR阀、背压阀、节流阀、减压阀等的调解,使进气氧浓度保持在20%~30%之间,并根据不同工况将其控制在最佳值处,从而实现无需空气参与的可控的富氧燃烧。 Concentration sensor, measuring the carbon dioxide concentration sensor is an electronic control unit (ECU) EGR valve, the back pressure control valve, throttle, valve and the like mediation, the intake air oxygen concentration is maintained at between 20% to 30% the controlled oxygen-enriched combustion and different conditions to control at an optimum value, in order to achieve without the air involvement. 富氧燃烧可以使燃料燃烧得更加充分, 有效降低微粒、CO、 HC等排放物。 Oxyfuel combustion of the fuel can be even more fully, reduce particulate, CO, HC and other emissions. 同时,由于废气成分中含有大量C02和水蒸气,比热容较高,有利于吸收因富氧燃烧产生的高温,抑制氮氧化物的生成,保证排放水平能够达到相关国家标准。 Meanwhile, since the exhaust gas contains a large amount of component C02 and water vapor, high specific heat capacity, due to the high temperature conducive to the absorption of oxygen-enriched combustion, to suppress generation of nitrogen oxides, to achieve emission levels to ensure that the relevant national standards. 并且该系统可以通过电控单元(ECU)进行闭环自动控制,存储提前进行实验标定的最佳数值,可合理控制发动机燃烧过程,实现超低排放。 And the system may be performed by the electronic control unit (ECU) closed loop automatic control, optimal values ​​stored calibration experiments in advance, reasonably control the engine combustion process, to achieve ultra-low emissions.

一种车用纯氧燃烧发动机系统,包括发动机及废气再循环系统, 废气再循环系统主要由与内燃发动机排气总管出口端相连的背压阀及EGR阀、与EGR阀出口相连接的EGR冷却器构成,EGR冷却器出口与内燃发动机进气总管连接。 A vehicle cooling EGR oxygen combustion engine system includes an engine and an exhaust gas recirculation system, exhaust gas recirculation system is mainly composed of the back pressure valve and the EGR valve of the internal combustion engine exhaust manifold is connected to the outlet end, connected to the EGR valve outlet constituted, EGR cooler and an outlet connected to the intake manifold of an internal combustion engine. 本系统的创新之处在于:内燃发动机的进气总管还与一膜分离制氧装置的氧气输出管路相连通,该膜分离制氧装置由压力机、富氧渗透膜及冷却器依次连接安装而成,在进气总管上安装有氧浓度传感器,该氧浓度传感器的信号输出端与电控单元的一输入口相连接,所述背压阀、EGR阀及压力泵的信号输入端分别与该电控单元的输出口一一对应连接。 The innovation of this system is that: the intake manifold of an internal combustion engine and also a membrane separation oxygen output conduit means communicating oxygen, the oxygen separation membrane device is connected in turn installed by a press, film and oxygen-enriched permeate cooler formed, is mounted on the intake manifold oxygen concentration sensor, a signal input port and the output terminal of the electronic control unit is connected to the oxygen concentration sensor, the back pressure valve, the EGR valve and the pump pressure signal inputs, respectively the output port of the electronic control unit correspondingly connected. 在进气总管上安装有二氧化碳浓度传感器,该二氧化碳浓度传感器的信号输出端与所述电控单元的一输入口相连接。 Mounted on the intake manifold with a carbon dioxide concentration sensor, the carbon dioxide concentration sensor signal output terminal to an input port of the electronic control unit is connected. 在进气总管上安装有进气压力传感器及进气流量传感器,在发动机排气总管上安装有排气压力传感器,该进气压力传感器、进气流量传感器及排气压力传感器与电控单元的输入口一一对应连接。 An intake manifold mounted on an intake pressure sensor and the intake air flow rate sensor, a pressure sensor installed in the exhaust gas of the engine has an exhaust manifold, the intake pressure sensor, an intake air flow sensor and the exhaust gas pressure sensor and the electronic control unit an input port connected to one correspondence.

本实施例中采用膜分离制氧装置制造富氧空气,并与废气再循环系统相结合。 Examples membrane separation apparatus for producing oxygen enriched air, and then combined with the exhaust gas recirculation system of the present embodiment. 膜分离制氧装置中的压气机维持富氧渗透膜两侧的压差, 空气通过富氧渗透膜后形成氧浓度25%〜35%的富氧空气。 Oxygen separation membrane pressure compressor means to maintain oxygen-enriched permeate sides of the membrane, the air to form an oxygen concentration of 25% ~ 35% of the oxygen-enriched oxygen-enriched air through a permeable membrane. 通过EGR 阀、EGR冷却器、背压阀所组成的废气再循环系统,将燃料燃烧产生的废气与新鲜富氧空气再进行充分混合,重新进入发动机参与燃烧。 Through the EGR valve, the exhaust gas EGR cooler, the back pressure valve consisting of a recirculation system, the fuel combustion exhaust gas and fresh oxygen-enriched air then thoroughly mixed, to re-enter the engine part in the combustion. 通过氧浓度传感器与EGR阀、节流阀等组成的闭环控制系统,将进气氧浓度控制在最佳点处,实现进气中氧浓度的精确控制。 Closed loop control system by the oxygen concentration sensor and the EGR valve, and other components of the throttle valve, the intake oxygen concentration is controlled at the optimal point, to achieve precise control of the oxygen concentration in the intake air. 本发明的车用纯氧燃烧发动机系统,采用高压储氧罐或膜分离制 Vehicle of the present invention with pure oxygen combustion engine systems, using high pressure oxygen storage tanks or membrane separation system

氧装置作为纯氧供气系统,实现将纯氧与EGR废气进行混和后作为发动机的助燃气体,并通过电控单元精确控制氧气浓度,以达到发动机内的富氧燃烧,从而有效减低柴油机氮氧化物排放,降低柴油机颗粒排放,达到严格排放标准。 Pure oxygen gas supply device as a system, an engine combustion gas after the exhaust gas mixing pure oxygen with EGR, and precisely controlled by the electronic control unit the oxygen concentration, to achieve the oxygen-rich combustion in the engine, thus effectively reducing the diesel oxynitride emissions, reduce the particulate emissions of diesel engine, to meet strict emissions standards.

Claims (7)

1.一种车用纯氧燃烧发动机系统,包括发动机及废气再循环系统,废气再循环系统主要由与发动机排气总管出口端相连的背压阀及EGR阀、与EGR阀出口相连接的EGR冷却器构成,EGR冷却器出口与发动机进气总管连接,其特征在于:发动机的进气总管还与一高压储氧罐的输出管路相连通,高压储氧罐的输出管路上依次安装有减压阀、节流阀,在进气总管上安装有氧浓度传感器,该氧浓度传感器的信号输出端与电控单元的一输入口相连接,所述减压阀、节流阀、背压阀、EGR阀的信号输入端分别与该电控单元的输出口一一对应连接。 A vehicle with pure combustion engine system includes an engine and an exhaust gas recirculation system, exhaust gas recirculation system is mainly composed of the back pressure valve and the EGR valve outlet end of the exhaust manifold connected to the engine, the EGR valve is connected to the outlet of the EGR cooler configuration, the EGR cooler outlet connected to the intake manifold of the engine, wherein: an intake manifold of the engine and the output line is also a high-pressure oxygen storage tank in communication, the high-pressure oxygen storage tank are sequentially output pipeline mounted Save pressure relief valve, a throttle valve, mounted on the intake manifold oxygen concentration sensor, a signal input port and the output terminal of the electronic control unit is connected to the oxygen concentration sensor, the valve, throttle valve, the back pressure valve , an EGR valve signal input terminal and the output port are correspondingly connected to the electronic control unit.
2. 根据权利要求1所述的车用纯氧燃烧发动机系统,其特征在于:所述的进气总管还与一大气进气管相连通,在该大气进气管上安装有应急进气阀,该应急进气阀的信号输入端与电控单元的一输出口相连接。 The vehicle according to claim 1 with pure combustion engine system, characterized in that: the intake manifold is also connected to a through-air inlet pipe is mounted on the emergency air intake valve in the intake pipe, the a signal input terminal and the output port of electronic control unit is connected to the intake valve of emergency.
3. 根据权利要求2所述的车用纯氧燃烧发动机系统,其特征在于:在进气总管上安装有二氧化碳浓度传感器,该二氧化碳浓度传感器的信号输出端与所述电控单元的一输入口相连接。 The vehicle according to claim 2 with pure oxygen combustion engine system, comprising: a carbon dioxide concentration sensor installed in the intake manifold has a signal input port and the output terminal of the electronic control unit for the carbon dioxide concentration sensor connected.
4. 根据权利要求3所述的车用纯氧燃烧发动机系统,其特征在于:所述的高压储氧罐的输出管路上安装有供氧压力传感器,在进气总管上安装有进气压力传感器,在发动机排气总管上安装有排气压力传感器,该供氧压力传感器、进气压力传感器及排气压力传感器均与电控单元的输入口一一对应连接。 4. The vehicle according to claim 3, wherein the oxygen combustion engine system, characterized in that: said mounting oxygen high pressure receiver has an output pipeline oxygen pressure sensor, an intake pressure sensor is mounted on the intake manifold has in the engine exhaust manifold is attached to the exhaust gas pressure sensor, the oxygen pressure sensor, an intake pressure sensor and the exhaust pressure sensors are correspondingly connected to the input port of the electronic control unit.
5. —种车用纯氧燃烧发动机系统,包括发动机及废气再循环系统,废气再循环系统主要由与发动机排气总管出口端相连的背压阀及EGR阀、与EGR阀出口相连接的EGR冷却器构成,EGR冷却器出口与发动机进气总管连接,其特征在于:发动机的进气总管还与一膜分离制氧装置的氧气输出管路相连通,该膜分离制氧装置由压力机、富氧渗透膜及冷却器依次连接安装而成,在进气总管上安装有氧浓度传感器,该氧浓度传感器的信号输出端与电控单元的一输入口相连接,所述背压阀、EGR阀及压力泵的信号输入端分别与该电控单元的输出口一一对应连接。 5. - Vehicle species oxyfuel engine system includes an engine and an exhaust gas recirculation system, exhaust gas recirculation system is mainly composed of the back pressure valve and the EGR valve outlet end of the exhaust manifold connected to the engine, the EGR valve is connected to the outlet of the EGR cooler configuration, the EGR cooler outlet connected to the intake manifold of the engine, wherein: an intake manifold of the engine and further a membrane separation oxygen output conduit means communicating oxygen, the membrane oxygen separation device consists of a press, oxygen-enriched permeate from membrane cooler installed sequentially connected, oxygen concentration sensor installed in the intake manifold, a signal input port and the output terminal of the electronic control unit is connected to the oxygen concentration sensor, the back pressure valve, the EGR signal input terminal and the pressure of the pump valves are correspondingly connected to the output port of the electronic control unit.
6. 根据权利要求5所述的车用纯氧燃烧发动机系统,其特征在于:在进气总管上还安装有二氧化碳浓度传感器,该二载化碳浓度传感器的信号输出端与电控单元的一输入口相连接。 6. A vehicle according to claim 5 with pure oxygen combustion engine system, characterized in that: in the intake manifold is also attached to the carbon dioxide concentration sensor, a signal output terminal and the electronic control unit of the two carbon carrier concentration sensor It is connected to the input port.
7.根据权利要求6所述的车用纯氧燃烧发动机系统,其特征在于:在所述的进气总管上安装有进气压力传感器及进气流量传感器,在发动机排气总管上安装有排气压力传感器,该进气压力传感器、进气流量传感器及排气压力传感器与电控单元的输入口一一对应连接。 The vehicle according to claim 6 with pure combustion engine system, comprising: mounted on said intake manifold has an intake pressure sensor and the intake flow rate sensor mounted on the engine exhaust manifold discharge air pressure sensor, the intake pressure sensor, an intake air flow sensor input port and the exhaust pressure sensor and the electronic control unit is connected to one correspondence.
CN 200910068090 2009-03-11 2009-03-11 Automobile pure oxygen combustion engine system CN101526035A (en)

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Cited By (10)

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CN102121439A (en) * 2011-01-31 2011-07-13 赵军政 Pure liquid oxygen gasoline engine
CN102121440A (en) * 2011-01-30 2011-07-13 赵军政 Pure liquid oxygen fuel generators
CN102121438A (en) * 2011-01-30 2011-07-13 赵军政 Pure liquid oxygen diesel engine
CN102121441A (en) * 2011-01-31 2011-07-13 赵军政 Pure liquid oxygen aeroengine
CN102213161A (en) * 2010-06-01 2011-10-12 靳北彪 Closed gas cycle type thermal power system
CN103573480A (en) * 2013-11-22 2014-02-12 西华大学 Pure oxygen engine and combustion control method for pure oxygen engine
CN103925125A (en) * 2014-04-30 2014-07-16 上海海事大学 Internal combustion engine nitrogen oxide emission control system and control method thereof
CN105257372A (en) * 2015-11-04 2016-01-20 王立臣 Multi-oxygen engine and using method thereof
CN106837616A (en) * 2017-01-23 2017-06-13 哈尔滨工程大学 UF membrane nitrogen-free EGR engine blocks
US10458373B2 (en) 2017-12-20 2019-10-29 Tenneco Automotive Operating Company Inc. System including oxygen separation device

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102213161B (en) 2010-06-01 2012-12-19 靳北彪 Closed gas cycle type thermal power system
CN102213161A (en) * 2010-06-01 2011-10-12 靳北彪 Closed gas cycle type thermal power system
WO2011150668A1 (en) * 2010-06-01 2011-12-08 Jin Beibiao Gas-closed cycle thermodynamic system
CN102121440A (en) * 2011-01-30 2011-07-13 赵军政 Pure liquid oxygen fuel generators
CN102121438A (en) * 2011-01-30 2011-07-13 赵军政 Pure liquid oxygen diesel engine
CN102121440B (en) 2011-01-30 2012-06-13 赵军政 Pure liquid oxygen fuel generator
CN102121438B (en) 2011-01-30 2012-06-13 赵军政 Pure liquid oxygen diesel engine
CN102121441A (en) * 2011-01-31 2011-07-13 赵军政 Pure liquid oxygen aeroengine
CN102121439B (en) 2011-01-31 2012-06-13 赵军政 Pure liquid oxygen gasoline engine
CN102121441B (en) 2011-01-31 2012-07-11 赵军政 Pure liquid oxygen aeroengine
CN102121439A (en) * 2011-01-31 2011-07-13 赵军政 Pure liquid oxygen gasoline engine
CN103573480A (en) * 2013-11-22 2014-02-12 西华大学 Pure oxygen engine and combustion control method for pure oxygen engine
CN103573480B (en) * 2013-11-22 2016-06-08 西华大学 A kind of pure oxygen electromotor and method for controlling combustion thereof
CN103925125A (en) * 2014-04-30 2014-07-16 上海海事大学 Internal combustion engine nitrogen oxide emission control system and control method thereof
CN103925125B (en) * 2014-04-30 2016-12-07 上海海事大学 A kind of internal combustion engine nitrogen oxide emission control system and control method thereof
CN105257372A (en) * 2015-11-04 2016-01-20 王立臣 Multi-oxygen engine and using method thereof
CN105257372B (en) * 2015-11-04 2018-06-29 王立臣 A kind of polyoxy engine and its application method
CN106837616A (en) * 2017-01-23 2017-06-13 哈尔滨工程大学 UF membrane nitrogen-free EGR engine blocks
US10458373B2 (en) 2017-12-20 2019-10-29 Tenneco Automotive Operating Company Inc. System including oxygen separation device

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