CN102116197A - Linear internal combustion engine-based mixed energy conversion device - Google Patents
Linear internal combustion engine-based mixed energy conversion device Download PDFInfo
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- CN102116197A CN102116197A CN 201110004561 CN201110004561A CN102116197A CN 102116197 A CN102116197 A CN 102116197A CN 201110004561 CN201110004561 CN 201110004561 CN 201110004561 A CN201110004561 A CN 201110004561A CN 102116197 A CN102116197 A CN 102116197A
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Abstract
The invention relates to a linear internal combustion engine-based mixed energy conversion device, in particular to a gas energy storage device and power generating device integrated mixed energy conversion device, and belongs to the technical field of thermal energy and power engineering. The device consists of a linear internal combustion engine, a spark plug, a gas energy accumulator, a linear generator, a linear motor, an energy accumulation battery and an air inlet duct fuel injector; and the working process of the device comprises a starting process and an operating process of a cooling machine. The device has a simple structure, low machining cost, high reliability and high total energy conversion efficiency; by the device, chemical energy of an internal combustion engine fuel can be directly converted into energy and electric energy of compressed gas, the internal combustion engine can be pressurized by compressed gas energy in the gas energy accumulator, and the problems of insufficient oil combustion, high emission pollution and the like are solved; and the mixed energy output of the device is particularly suitable for various application occasions.
Description
Technical field
The present invention relates to a kind of mixed tensor conversion equipment based on the straight line internal-combustion engine, the mixed tensor conversion equipment of particularly a kind of integrated gas energy accumulating device and electricity generating device belongs to the Thermal Energy and Power Engineering technical field.
Technical background
The mode that existing internal combustion engine generator group uses traditional combustion engine to combine with generator usually.Traditional combustion engine is because there are inborn deficiency in its intrinsic structure and principle restriction on efficient, the energy and environmental problem.For example, inertial force that connecting rod brings and disequilibrium make machinery and transformation of energy transmission efficiency reduce greatly, cause the high vibration of complete machine inevitably, and cause noise; Because the restriction of combustion condition, oil inflame is insufficient, adds the wherein influence of fuel contaminant, has a large amount of nitrogen oxide and sulphide in the products of combustion, and these materials are fatal to cleaning discharging and environmental protection.Simultaneously, in the generator set running, because above-mentioned internal-combustion engine defective, make operation state of generator very unstable, for this reason, increased bulky transmission device to stablize combustion engine powered property, and consider that internal-combustion engine dispels the heat and the requirement of system's control, need to increase annex again, for example cooling system is discarded the circulatory system, the internal combustion engine start system, dynamo current conditioning system and generator set comprehensive matching system, these systems are huge and complicated, and cost is higher.From energy efficiency, because the problems referred to above, be delivered to the I. C. engine crankshaft rotating mechanical energy from fuel chemical energy, be delivered to generator power rotating mechanical energy by transmission device again, finally be converted into electric energy output, whole Energy Chain is longer, again because heat transfer, heat radiation, exhaust emissions and the loss of mechanical friction homenergic, the machine system energy transfer efficiency is lower, and cost is bigger, greatly the valuable petroleum resources of waste.
Summary of the invention
The objective of the invention is in order to overcome the deficiencies in the prior art, problem such as the energy conversion efficiency that solves current internal-combustion engine is low, and oil inflame is insufficient, and vibration noise is big, and exhaust emission is serious proposes a kind of mixed tensor conversion equipment based on the straight line internal-combustion engine.
The present invention is achieved by the following technical solutions.
A kind of mixed tensor conversion equipment of the present invention based on the straight line internal-combustion engine, constitute by straight line internal-combustion engine and spark plug, pneumatic accumulator, linear electric generator, linear motor, energy storage battery and intake duct oil sprayer, its external equipment is for using electrical load and adopting the airload of air pressure as power, the piston of straight line internal-combustion engine and the piston of power transmission shaft, pneumatic accumulator, the power transmission shaft of linear electric generator and coaxial connection of power transmission shaft of linear motor; Energy storage battery links to each other with linear electric generator with linear motor respectively by two groups of cables; Pneumatic accumulator links to each other by the suction port of gas circuit with the straight line internal-combustion engine, the intake duct oil sprayer sprays into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with atomized fuel, mixes the back with the pressurized air of pneumatic accumulator ejection and forms the suction port that fuel-air mixture sprays into the straight line internal-combustion engine; Linear electric generator links to each other with electrical load by cable and outside; Pneumatic accumulator links to each other with the airload of outside by gas circuit.
A kind of mixed tensor conversion equipment based on the straight line internal-combustion engine of the present invention utilizes Spark ignition type two-stroke gasoline engine working principle, adopts premixed combustion mode, and its working procedure is divided into cold machine start-up course and running, is respectively:
1) in the cold machine start-up course, energy storage battery drives the linear motor motion, linear motor moves to top dead center by the piston that transmission shaft drives the straight line internal-combustion engine, the intake duct oil sprayer sprays into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with fuel oil, and the control gas circuit opens, and infeeds fuel-air mixture to the cylinder of straight line internal-combustion engine; When top dead center was arrived in the piston motion of straight line internal-combustion engine, the spark ignitor premixed gas started the straight line internal-combustion engine;
2) behind the straight line internal combustion engine start, enter running, running is: when top dead center was arrived in the piston motion of straight line internal-combustion engine, spark ignitor premixed gas, the energy that is produced promoted piston and move to lower dead center; The piston of straight line internal-combustion engine drives the secondary straight line motion cutting magnetic field that carries out of linear electric generator by power transmission shaft, generate induction electromotive force, thereby generation electric energy, an electric energy part that is produced offer the outside electrical load of using, and another part charges to energy storage battery; The piston of straight line internal-combustion engine promotes the piston motion of pneumatic accumulator by power transmission shaft simultaneously, gas in the pressurized gas accumulator, realize the storage of energy, a pressurized gas part enters the gas circuit that pneumatic accumulator is connected with the straight line internal-combustion engine, realize the air intake pressurized function, another part provides energy for outside starting load; When lower dead center is arrived in the piston motion of straight line internal-combustion engine, energy storage battery provides energy for linear motor, linear motor moves to top dead center by the piston that power transmission shaft promotes the straight line internal-combustion engine, this moment, the intake duct oil sprayer sprayed into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with fuel oil, and the control gas circuit opens, and infeeds fuel-air mixture to the cylinder of straight line internal-combustion engine; When internal combustion engine runs to top dead center, finish a work cycle; Continue operation according to this work cycle in this device running.
Beneficial effect
The present invention is simple in structure, good reliability, be easy to produce, processing cost is low, advantage is to have realized directly being converted to from the chemical energy of motor fuel the energy and the electric energy of pressurized gas, and total energy conversion efficiency height, its mixed tensor are exported specific suitable various application occasions, can utilize the supercharging of the compressed air energy realization internal-combustion engine in the pneumatic accumulator, solve problems such as oil inflame is insufficient, exhaust emission is serious.
Description of drawings
Fig. 1 is embodiment's a structural representation, and the direction of arrow is represented the flow direction of corresponding medium in the different connecting paths respectively among the figure.
Embodiment
The present invention will be further described below in conjunction with drawings and Examples.
Embodiment
A kind of mixed tensor conversion equipment based on the straight line internal-combustion engine, constitute by straight line internal-combustion engine and spark plug, pneumatic accumulator, linear electric generator, linear motor, energy storage battery and intake duct oil sprayer, its external equipment is for using electrical load and adopting the airload of air pressure as power, the piston of straight line internal-combustion engine and the piston of power transmission shaft, pneumatic accumulator, the power transmission shaft of linear electric generator and coaxial connection of power transmission shaft of linear motor; Energy storage battery links to each other with linear electric generator with linear motor respectively by two groups of cables; Pneumatic accumulator links to each other by the suction port of gas circuit with the straight line internal-combustion engine, the intake duct oil sprayer sprays into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with atomized fuel, mixes the back with the pressurized air of pneumatic accumulator ejection and forms the suction port that fuel-air mixture sprays into the straight line internal-combustion engine; Linear electric generator links to each other with electrical load by cable and outside; Pneumatic accumulator links to each other with the airload of outside by gas circuit;
A kind of mixed tensor conversion equipment based on the straight line internal-combustion engine utilizes Spark ignition type two-stroke gasoline engine working principle, adopts premixed combustion mode, and its working procedure is divided into cold machine start-up course and running, is respectively:
1) in the cold machine start-up course, energy storage battery drives the linear motor motion, linear motor moves to top dead center by the piston that transmission shaft drives the straight line internal-combustion engine, the intake duct oil sprayer sprays into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with fuel oil, and the control gas circuit opens, and infeeds fuel-air mixture to the cylinder of straight line internal-combustion engine; When top dead center was arrived in the piston motion of straight line internal-combustion engine, the spark ignitor premixed gas started the straight line internal-combustion engine;
2) behind the straight line internal combustion engine start, enter running, running is: when top dead center was arrived in the piston motion of straight line internal-combustion engine, spark ignitor premixed gas, the energy that is produced promoted piston and move to lower dead center; The piston of straight line internal-combustion engine drives the secondary straight line motion cutting magnetic field that carries out of linear electric generator by power transmission shaft, generate induction electromotive force, thereby generation electric energy, an electric energy part that is produced offer the outside electrical load of using, and another part charges to energy storage battery; The piston of straight line internal-combustion engine promotes the piston motion of pneumatic accumulator by power transmission shaft simultaneously, gas in the pressurized gas accumulator, realize the storage of energy, a pressurized gas part enters the gas circuit that pneumatic accumulator is connected with the straight line internal-combustion engine, realize the air intake pressurized function, another part provides energy for outside starting load; When lower dead center is arrived in the piston motion of straight line internal-combustion engine, energy storage battery provides energy for linear motor, linear motor moves to top dead center by the piston that power transmission shaft promotes the straight line internal-combustion engine, this moment, the intake duct oil sprayer sprayed into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with fuel oil, and the control gas circuit opens, and infeeds fuel-air mixture to the cylinder of straight line internal-combustion engine; When internal combustion engine runs to top dead center, finish a work cycle; Continue operation according to this work cycle in this device running.
Claims (4)
1. mixed tensor conversion equipment based on the straight line internal-combustion engine, its external equipment is characterized in that for electrical load with adopt the airload of air pressure as power:
Constitute the piston of straight line internal-combustion engine and the piston of power transmission shaft, pneumatic accumulator, the power transmission shaft of linear electric generator and coaxial connection of power transmission shaft of linear motor by straight line internal-combustion engine and spark plug, pneumatic accumulator, linear electric generator, linear motor, energy storage battery and intake duct oil sprayer; Energy storage battery links to each other with linear electric generator with linear motor respectively by two groups of cables; Pneumatic accumulator links to each other by the suction port of gas circuit with the straight line internal-combustion engine, the intake duct oil sprayer sprays into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with atomized fuel, mixes the back with the pressurized air of pneumatic accumulator ejection and forms the suction port that fuel-air mixture sprays into the straight line internal-combustion engine; Linear electric generator links to each other with electrical load by cable and outside; Pneumatic accumulator links to each other with the airload of outside by gas circuit.
2. a kind of mixed tensor conversion equipment based on the straight line internal-combustion engine according to claim 1, it is characterized in that: its working procedure comprises cold machine start-up course and running.
3. a kind of mixed tensor conversion equipment according to claim 2 based on the straight line internal-combustion engine, it is characterized in that described cold machine start-up course is: energy storage battery drives the linear motor motion, linear motor moves to top dead center by the piston that transmission shaft drives the straight line internal-combustion engine, the intake duct oil sprayer sprays into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with fuel oil, and the control gas circuit opens, and infeeds fuel-air mixture to the cylinder of straight line internal-combustion engine; When top dead center was arrived in the piston motion of straight line internal-combustion engine, the spark ignitor premixed gas started the straight line internal-combustion engine.
4. a kind of mixed tensor conversion equipment according to claim 2 based on the straight line internal-combustion engine, it is characterized in that described working procedure is for to carry out work according to work cycle, each work cycle content is: when top dead center is arrived in the piston motion of straight line internal-combustion engine, spark ignitor premixed gas, the energy that is produced promote piston and move to lower dead center; The piston of straight line internal-combustion engine drives the secondary straight line motion cutting magnetic field that carries out of linear electric generator by power transmission shaft, generate induction electromotive force, thereby generation electric energy, an electric energy part that is produced offer the outside electrical load of using, and another part charges to energy storage battery; The piston of straight line internal-combustion engine promotes the piston motion of pneumatic accumulator by power transmission shaft simultaneously, gas in the pressurized gas accumulator, realize the storage of energy, a pressurized gas part enters the gas circuit that pneumatic accumulator is connected with the straight line internal-combustion engine, realize the air intake pressurized function, another part provides energy for outside starting load; When lower dead center is arrived in the piston motion of straight line internal-combustion engine, energy storage battery provides energy for linear motor, linear motor moves to top dead center by the piston that power transmission shaft promotes the straight line internal-combustion engine, this moment, the intake duct oil sprayer sprayed into the gas circuit that pneumatic accumulator links to each other with the straight line internal-combustion engine with fuel oil, and the control gas circuit opens, and infeeds fuel-air mixture to the cylinder of straight line internal-combustion engine; When internal combustion engine runs to top dead center, finish a work cycle.
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| CN 201110004561 CN102116197A (en) | 2011-01-11 | 2011-01-11 | Linear internal combustion engine-based mixed energy conversion device |
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| CN 201110004561 CN102116197A (en) | 2011-01-11 | 2011-01-11 | Linear internal combustion engine-based mixed energy conversion device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425499A (en) * | 2011-12-19 | 2012-04-25 | 北京理工大学 | Dead point controlled free piston internal combustion linear generator |
| CN103604592A (en) * | 2013-11-18 | 2014-02-26 | 北京理工大学 | Engine piston heat-mechanical load coupling fatigue test system |
| CN108457703A (en) * | 2018-02-08 | 2018-08-28 | 华北电力大学 | A kind of compressed-air energy-storage system and its control method based on linear electric generator |
| CN112665678A (en) * | 2020-12-28 | 2021-04-16 | 湖北亿纬动力有限公司 | Battery gas production amount measuring device and battery gas production amount measuring method |
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| DE3905383A1 (en) * | 1989-02-22 | 1990-06-13 | Hinger Klaus Juergen Prof Dr I | Internal combustion engine |
| US6541875B1 (en) * | 2000-05-17 | 2003-04-01 | Caterpillar Inc | Free piston engine with electrical power output |
| CN201221408Y (en) * | 2007-12-27 | 2009-04-15 | 陈普朗 | Internal combustion electric generator |
| KR20090040616A (en) * | 2007-10-22 | 2009-04-27 | 주식회사 효성 | Linear generator system |
| CN101755113A (en) * | 2007-07-23 | 2010-06-23 | 尤姆西通用电机公司 | Free-piston device and method for controlling and/or regulating a free-piston device |
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2011
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US3234395A (en) * | 1962-02-01 | 1966-02-08 | Richard M Colgate | Free piston electrical generator |
| DE3905383A1 (en) * | 1989-02-22 | 1990-06-13 | Hinger Klaus Juergen Prof Dr I | Internal combustion engine |
| US6541875B1 (en) * | 2000-05-17 | 2003-04-01 | Caterpillar Inc | Free piston engine with electrical power output |
| CN101755113A (en) * | 2007-07-23 | 2010-06-23 | 尤姆西通用电机公司 | Free-piston device and method for controlling and/or regulating a free-piston device |
| KR20090040616A (en) * | 2007-10-22 | 2009-04-27 | 주식회사 효성 | Linear generator system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425499A (en) * | 2011-12-19 | 2012-04-25 | 北京理工大学 | Dead point controlled free piston internal combustion linear generator |
| CN102425499B (en) * | 2011-12-19 | 2013-09-25 | 北京理工大学 | Dead point controlled free piston internal combustion linear generator |
| CN103604592A (en) * | 2013-11-18 | 2014-02-26 | 北京理工大学 | Engine piston heat-mechanical load coupling fatigue test system |
| CN103604592B (en) * | 2013-11-18 | 2016-02-10 | 北京理工大学 | Engine piston heat-mechanical load fatigue test system |
| CN108457703A (en) * | 2018-02-08 | 2018-08-28 | 华北电力大学 | A kind of compressed-air energy-storage system and its control method based on linear electric generator |
| CN108457703B (en) * | 2018-02-08 | 2020-06-09 | 华北电力大学 | Compressed air energy storage system based on linear generator and control method thereof |
| CN112665678A (en) * | 2020-12-28 | 2021-04-16 | 湖北亿纬动力有限公司 | Battery gas production amount measuring device and battery gas production amount measuring method |
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Application publication date: 20110706 |