CN102635469A - Oxygen-enriched combustion and liquid oxygen carbon sequestration system for internal combustion engine and working method thereof - Google Patents
Oxygen-enriched combustion and liquid oxygen carbon sequestration system for internal combustion engine and working method thereof Download PDFInfo
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- CN102635469A CN102635469A CN2012101194664A CN201210119466A CN102635469A CN 102635469 A CN102635469 A CN 102635469A CN 2012101194664 A CN2012101194664 A CN 2012101194664A CN 201210119466 A CN201210119466 A CN 201210119466A CN 102635469 A CN102635469 A CN 102635469A
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Abstract
The invention discloses an oxygen-enriched combustion and liquid oxygen carbon sequestration system for an internal combustion engine and a working method thereof. The oxygen-enriched combustion and liquid oxygen carbon sequestration system comprises a CO2 capturing device (1), an air inlet pipe pressurizing device (2), a liquid oxygen transferring pipe (3), a liquid oxygen storage tank (4), an internal combustion engine air inlet pipe (5), an internal combustion engine (6), an internal combustion engine exhaust pipe (7), a condensed water pipe (8), a dry ice storing device (9) and a dry ice collecting pipe (10). The CO2 capturing device (1) is used for gasifying liquid oxygen to oxygen gas; the oxygen gas commonly enters the internal combustion engine with a part of non-condensed CO2; oxygen-enriched combustion is carried out; and the generation of CH and CO is eliminated. Meanwhile, the CO2 further can be captured, so that zero discharge of the internal combustion engine can be realized.
Description
Technical field
The present invention relates to solid carbon system of a kind of internal-combustion engine oxygen-enriched combusting and liquid oxygen and method of work thereof.
Background technique
Current energy-saving and emission-reduction require strict day by day, and energy-conservation and environmental protection becomes the focus of research, and the power-saving technology of internal-combustion engine also becomes the emphasis of studying carefully that grinds.Oxygen-enriched combustion technology can significantly improve combustion efficiency and flame temperature, thereby improves burning and emission performance, is a high-efficiency energy-saving technology with broad prospect of application.Oxygen-enriched combusting can improve the temperature and pressure peak value, makes soot, CO and SO
2Discharge amount reduces, but owing to feed excess air, wherein contains a large amount of nitrogen, makes NO naturally
xDischarge amount increases.If adopt the pure O of this patent design
2And CO
2Combustion-supporting, both realized oxygen-enriched combusting, thoroughly solved NO again
xThe problem of pollutant emission.Utility model patent (ZL201020576059.2) has provided a kind of overall plan of the solid carbon zero-emission internal-combustion engine of liquid oxygen, but not to CO
2Seizure device design also insufficient, practical application property also needs further research, this patent will carry out system research to a kind of solid carbon recoverying and utilizing method, the novel liquid oxygen that proposes to have more feasibility is CO admittedly
2Internal-combustion engine zero-emission burning overall plan.The integrated coal gasification combined cycle of catching and storing (IGCC) of carbon is the preceding decarbonization method of burning that is applied to power plant, and decarbonization method is a chemical absorption method after the burning that power plant adopts.These two kinds of methods all can not be applied to the decarburization of internal-combustion engine, and the present invention realizes decarburization zero-emission burning design to internal-combustion engine.
Summary of the invention
The object of the invention is the internal-combustion engine oxygen-enriched combusting in order to be narrated above realizing just, and it can realize CO simultaneously
2The fixing seizure meets present China present energy-saving and emission-reduction reform present situation.
The present invention provides a kind of internal-combustion engine oxygen-enriched combusting and the solid carbon system of liquid oxygen, comprises CO
2Seizure device, liquid oxygen oxygen catheter, liquid oxygen holding vessel, intake lines of combustion engines, internal-combustion engine, internal-combustion engine vent-pipe, condensate pipe, dry ice collecting pipe.
As preferably, system also comprises the dry ice mothballed plant.
As preferably, system also comprises the suction tude supercharging device.
The present invention also provides the method for work of said solid carbon system, and the tail gas that internal-combustion engine produces is reduced to uniform temperature through outlet pipe through condensate pipe, gets into the CO2 seizure device; Simultaneously; Liquid oxygen in the liquid oxygen holding vessel gets into the CO2 seizure device through liquid oxygen oxygen catheter appearance, and through convection heat exchange, liquid oxygen is heated and is vaporized into oxygen; And a part of CO2 in the tail gas sublimates and becomes dry ice, and the dry ice collection hole through CO2 seizure device bottom gets into the dry ice collecting pipe; Afterwards, the CO2 that another part is not sublimated in the tail gas discharges the CO2 seizure device together with oxygen, feeds the cylinder of internal-combustion engine burning with oxygen through intake lines of combustion engines.Dry ice gets into the dry ice mothballed plant through said dry ice collecting pipe.The suction tude supercharging device is set on said intake lines of combustion engines mixed gas is carried out supercharging.Said internal-combustion engine is realized circulating combustion.
The present invention makes internal-combustion engine pass through pure oxygen and CO
2The tail gas CO combustion-supporting, that the burning back produces
2Be reduced near 100 ℃ through condensed water earlier, get into CO then
2Seizure device, with the liquid oxygen convection heat exchange, liquid oxygen is heated and is vaporized into oxygen, a part of CO
2Sublimate into dry ice, it is combustion-supporting that the oxygen mix after another part continuation and the vaporization gets into internal-combustion engine, realizes that oxygen-enriched combusting circulates.
Adopt the present invention can make internal-combustion engine realize oxygen-enriched combusting, improved fuel economy, the acting ability improves, and has eliminated the generation of CH and CO.Combustion-supporting behind the vaporization of liquid oxygen, do not contain nitrogen, thoroughly solved the NO emission problem, realized the zero-emission of internal-combustion engine.
Description of drawings
Fig. 1 is an overall plan flow chart of the present invention,
Among the figure: 1-CO
2Seizure device, 2-suction tude supercharging device, 3-liquid oxygen oxygen catheter, 4-liquid oxygen holding vessel, 5-intake lines of combustion engines, 6-internal-combustion engine, 7-internal-combustion engine vent-pipe, 8-condensate pipe, 9-dry ice mothballed plant, 10-dry ice collecting pipe.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail:
CO of the present invention
2Seizure device 1 has shell, and gas inlet is arranged at the shell side bottom, and mixed gas outlet is arranged at cover top portion.Condensate pipe is arranged on the gas inlet place.
According to flow chart 1, bubbling air was combustion-supporting when internal-combustion engine 6 started, and the tail gas that internal-combustion engine produces gets into CO through outlet pipe 7
2Seizure device 1, the liquid oxygen in the liquid oxygen holding vessel 4 is through the liquid oxygen oxygen catheter 3 same CO that get into
2Seizure device 1, through convection heat exchange, liquid oxygen is heated and is vaporized into oxygen, discharges CO
2Seizure device 1 gets into suction tude supercharging device 2 through intake lines of combustion engines 5, gets into internal-combustion engine 6 burnings after the boost pressure, and this moment, internal-combustion engine was realized oxygen-enriched combusting, and the tail gas major part of burning is CO
2, with its condensate pipe 8 through internal-combustion engine vent-pipe 7 ends, temperature is reduced near 100 ℃, feeds CO again
2Seizure device 1, with the liquid oxygen convection heat exchange this moment that feeds wherein, liquid oxygen is vaporized into oxygen, simultaneously, CO
2A tail gas part is sublimated becomes dry ice, through CO
2The dry ice collection hole of seizure device 1 bottom is discharged, and gets into dry ice collecting pipe 10, arrives dry ice mothballed plant 9, the CO that another part is not sublimated fully
2Discharge CO together with oxygen
2Seizure device 1 is with the ratio feeding cylinder of internal-combustion engine burning of oxygen according to oxygen-enriched combusting.Internal-combustion engine is realized the solid carbon zero-emission circulating combustion of liquid oxygen like this.
The internal-combustion engine of system of the present invention can be operated in need zero-emission, in the narrow space, such as military tunnel construction vehicle, tunnel excavator, drilling well generator, submarine generator, occasions such as ordnance missile emission vehicle.Simultaneously, the dry ice of recovery can carry out recycle, is used for refrigeration, senior Dry ice cleaning agent, plant nutrient ingredient etc.
The invention is not restricted to above description to embodiment; The content that those skilled in the art disclose according to the present invention; On basis of the present invention, needn't pass through improvement and the modification that creative work carries out; Selection such as suction tude supercharging device and dry ice mothballed plant is provided with etc., all should be within protection scope of the present invention.
Claims (9)
1. the solid carbon system of internal-combustion engine oxygen-enriched combusting and liquid oxygen comprises CO
2Seizure device (1), liquid oxygen oxygen catheter (3), liquid oxygen holding vessel (4), intake lines of combustion engines (5), internal-combustion engine (6), internal-combustion engine vent-pipe (7), condensate pipe (8), dry ice collecting pipe (10).
2. the solid carbon system of a kind of internal-combustion engine oxygen-enriched combusting as claimed in claim 1 and liquid oxygen is characterized in that: also comprise dry ice mothballed plant (9).
3. according to claim 1 or claim 2 the solid carbon system of a kind of internal-combustion engine oxygen-enriched combusting and liquid oxygen is characterized in that: also comprise suction tude supercharging device (2).
4. the solid carbon system of a kind of internal-combustion engine oxygen-enriched combusting as claimed in claim 3 and liquid oxygen is characterized in that: said CO
2Seizure device (1) has shell, and this shell side bottom is provided with gas inlet, and this cover top portion is provided with mixed gas outlet.
5. like claim 1 or 2 or 4 described a kind of internal-combustion engine oxygen-enriched combustings and the solid carbon system of liquid oxygen, it is characterized in that: said condensate pipe is arranged on said internal-combustion engine vent-pipe tail end.
6. method of work based on the solid carbon system of the described internal-combustion engine enriched combustion of one of claim 1 to 5 and liquid oxygen, it is characterized in that: the tail gas that internal-combustion engine (6) produces is reduced to uniform temperature through outlet pipe (7) through condensate pipe (8), gets into CO
2Seizure device (1); Simultaneously, the liquid oxygen in the liquid oxygen holding vessel (4) gets into CO equally through liquid gas oxygen catheter (3)
2Seizure device (1), through convection heat exchange, liquid oxygen is heated and is vaporized into oxygen, and a part of CO in the tail gas
2Sublimating becomes dry ice, through CO
2The dry ice collection hole of seizure device (1) bottom gets into dry ice collecting pipe (10); Afterwards, the CO that another part is not sublimated in the tail gas
2Discharge CO together with oxygen
2Seizure device (1) feeds the cylinder of internal-combustion engine burning with oxygen through intake lines of combustion engines (5).
7. method of work as claimed in claim 6 is characterized in that: dry ice gets into dry ice mothballed plant (9) through said dry ice collecting pipe (10).
8. method of work as claimed in claim 6 is characterized in that: suction tude supercharging device (2) is set on said intake lines of combustion engines (5) mixed gas is carried out supercharging.
9. method of work as claimed in claim 6 is characterized in that: said internal-combustion engine (6) is realized circulating combustion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210119466.4A CN102635469B (en) | 2012-04-23 | 2012-04-23 | Oxygen-enriched combustion and liquid oxygen carbon sequestration system for internal combustion engine and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210119466.4A CN102635469B (en) | 2012-04-23 | 2012-04-23 | Oxygen-enriched combustion and liquid oxygen carbon sequestration system for internal combustion engine and working method thereof |
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| CN102635469A true CN102635469A (en) | 2012-08-15 |
| CN102635469B CN102635469B (en) | 2014-03-26 |
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| CN201210119466.4A Expired - Fee Related CN102635469B (en) | 2012-04-23 | 2012-04-23 | Oxygen-enriched combustion and liquid oxygen carbon sequestration system for internal combustion engine and working method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573480A (en) * | 2013-11-22 | 2014-02-12 | 西华大学 | Pure oxygen engine and combustion control method for pure oxygen engine |
| CN104234875A (en) * | 2013-06-13 | 2014-12-24 | 常州市利众环保科技有限公司 | Circulating combustion and green emission technique for fuel-gas engines |
| CN104265457A (en) * | 2013-08-12 | 2015-01-07 | 摩尔动力(北京)技术股份有限公司 | Liquid oxidant turbine engine |
| CN105840312A (en) * | 2016-04-05 | 2016-08-10 | 东南大学 | Liquid fuel-liquid oxygen high pressure direct combustion steam power system |
| CN105966232A (en) * | 2016-06-21 | 2016-09-28 | 长沙职业技术学院 | Automobile power system |
| CN109078447A (en) * | 2018-10-18 | 2018-12-25 | 中国华能集团清洁能源技术研究院有限公司 | A kind of device and method of off-gas recovery dry ice |
| CN111356826A (en) * | 2017-11-17 | 2020-06-30 | 马自达汽车株式会社 | Engine control device and engine control method |
| CN114673610A (en) * | 2022-03-21 | 2022-06-28 | 东风柳州汽车有限公司 | Air supply system of engine |
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| CN102003305A (en) * | 2010-10-19 | 2011-04-06 | 清华大学 | Liquid-oxygen carbon-fixation and zero-emission internal combustion engine |
| CN201826979U (en) * | 2010-10-19 | 2011-05-11 | 清华大学 | Internal-combustion engine with zero emission of liquid oxygen and solid carbon |
| CN102213162A (en) * | 2010-09-13 | 2011-10-12 | 靳北彪 | Nitrogen liquefaction carbon dioxide closed engine |
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| CN102213162A (en) * | 2010-09-13 | 2011-10-12 | 靳北彪 | Nitrogen liquefaction carbon dioxide closed engine |
| CN102003305A (en) * | 2010-10-19 | 2011-04-06 | 清华大学 | Liquid-oxygen carbon-fixation and zero-emission internal combustion engine |
| CN201826979U (en) * | 2010-10-19 | 2011-05-11 | 清华大学 | Internal-combustion engine with zero emission of liquid oxygen and solid carbon |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234875A (en) * | 2013-06-13 | 2014-12-24 | 常州市利众环保科技有限公司 | Circulating combustion and green emission technique for fuel-gas engines |
| CN104234875B (en) * | 2013-06-13 | 2019-07-05 | 常州市利众环保科技有限公司 | The burning of fuel-firing gas-firing cycle of engine is in green emissions |
| CN104265457A (en) * | 2013-08-12 | 2015-01-07 | 摩尔动力(北京)技术股份有限公司 | Liquid oxidant turbine 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 |
| CN105840312A (en) * | 2016-04-05 | 2016-08-10 | 东南大学 | Liquid fuel-liquid oxygen high pressure direct combustion steam power system |
| CN105840312B (en) * | 2016-04-05 | 2019-03-12 | 东南大学 | A kind of liquid fuel liquid oxygen high pressure direct combustion steam power system |
| CN105966232A (en) * | 2016-06-21 | 2016-09-28 | 长沙职业技术学院 | Automobile power system |
| CN111356826A (en) * | 2017-11-17 | 2020-06-30 | 马自达汽车株式会社 | Engine control device and engine control method |
| CN111356826B (en) * | 2017-11-17 | 2021-12-24 | 马自达汽车株式会社 | Engine control device and engine control method |
| CN109078447A (en) * | 2018-10-18 | 2018-12-25 | 中国华能集团清洁能源技术研究院有限公司 | A kind of device and method of off-gas recovery dry ice |
| CN114673610A (en) * | 2022-03-21 | 2022-06-28 | 东风柳州汽车有限公司 | Air supply system of engine |
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| CN102635469B (en) | 2014-03-26 |
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