CN109404198A - A kind of plasma generator - Google Patents
A kind of plasma generator Download PDFInfo
- Publication number
- CN109404198A CN109404198A CN201811361836.9A CN201811361836A CN109404198A CN 109404198 A CN109404198 A CN 109404198A CN 201811361836 A CN201811361836 A CN 201811361836A CN 109404198 A CN109404198 A CN 109404198A
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- China
- Prior art keywords
- plasma generator
- field electrode
- piston
- electrode
- cylinder cap
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P23/00—Other ignition
- F02P23/04—Other physical ignition means, e.g. using laser rays
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Spark Plugs (AREA)
Abstract
The invention discloses a kind of plasma generators, comprising: horizontal mechanism and vertical mechanism;Electrode cable is placed in vertical mechanism by dielectric package, it is equipped with connection screw thread in the outer surface of vertical mechanism, high-field electrode is placed in horizontal mechanism, is equipped with protrusion in high-field electrode top surface, bottom surface is contacted with dielectric bottom surface, and the high-field electrode is connected with electrode cable;The plasma generator is installed on cylinder cap by connection screw thread.The plasma generator adopted the structure improves the flammability and capacity usage ratio of two-stroke internal combustion engine with this, and reduces pollutant emission level.
Description
The application is application number 2017103441160, on May 2017 applying date 16, " one kind is used for two to denomination of invention
The divisional application of the igniter of stroke IC engine plasma igniting ".
Technical field
The present invention relates to a kind of plasma generators.
Background technique
Plasma igniting is a kind of efficient firing technique of rising in recent years.The technology is by loading high electricity to electrode
Pressure is ionized the combustion mixture for the electroneutral being located in electrode space and generates with highly reactive electrification weight grain
Son, electronics and free radical, to cause efficient combustion reaction.Plasma-ignition technique is small with minimum ignition energy, fires
Burn a series of advantages such as high-efficient, pollutant emission level is low, lean flammability limit is big.
Reverseflow type two-stroke internal combustion engine does not have the moving components such as inlet and exhaust valve on cylinder head, with quartastroke engine phase
Than realizing the purpose ionized in cylinder more suitable for electrode assembly of the arrangement for electric discharge in cylinder.
Summary of the invention
This application provides a kind of plasma generators, improve the flammability and energy of two-stroke internal combustion engine with this
Utilization rate, and reduce pollutant emission level.
To achieve the above object, the application the technical solution adopted is that: a kind of igniter, comprising: upper protective cover, cylinder cap,
Cylinder body, piston, scavenging port, power supply, plasma generator, exhaust outlet, air inlet, connecting rod, crankcase;Cylinder is equipped with above cylinder body
Lid, the cylinder cap are wrapped up by upper protective cover, and the piston, crankcase are placed in cylinder interior, and plasma is equipped with above piston
Generator, the plasma generator are connected with power supply, are equipped with and sweep equipped with exhaust outlet, air inlet, the other side in the side of piston
Port, the connecting rod top are flexibly connected with piston, and bottom is placed in crankcase, is equipped with crankshaft in the crankcase.
Further, the plasma generator, comprising: horizontal mechanism and vertical mechanism;Electrode cable is situated between by insulation
Matter package is placed in vertical mechanism, is equipped with connection screw thread in the outer surface of vertical mechanism, and high-field electrode is placed in horizontal mechanism,
High-field electrode top surface is equipped with protrusion, and bottom surface is contacted with dielectric bottom surface, and the high-field electrode is connected with electrode cable;It is described etc.
Plasma generator is installed on cylinder cap by connection screw thread.
Further, the dielectric is ceramics or quartz glass.
Further, the dielectric is fixed on cylinder cap by the way of screw thread or welding and guarantees leakproofness.
Further, the electrode cable and high-field electrode are isolated with ground terminal.
Further, the high-field electrode and electrode cable can be made of one, or be formed by component assembly.
Further, the high-field electrode is circle or annular or spiral shape or polycyclic shape;The high-field electrode top surface
It is round or oval.
Further, the piston-top surface is equipped with protrusion.
As further, the high-field electrode top surface, piston-top surface are equipped with equally distributed protrusion.
As further, ground terminal is at crankshaft.
Due to using the technology described above, can obtain following technical effect: the application is in cylinder to mixing by the present invention
Gas carries out ionization igniting, the efficiency of combustion for promoting two-stroke internal combustion engine, extension lean flammability limit is realized, to improve engine economy
Property and the purpose for improving emission level.
Detailed description of the invention
The present invention shares 9 width of attached drawing:
Fig. 1 show a kind of igniter working method schematic diagram;
Fig. 2 show piston igniter discharge igniting schematic diagram in top dead centre;
Fig. 3 show igniter structure schematic diagram;
Fig. 4 show piston structure schematic diagram;
Fig. 5 show igniter filament-like discharges schematic diagram;
It is respectively the schematic shapes of different top discharge electrodes shown in Fig. 6,7,8 and 9.
Number explanation in figure: 1, upper protective cover, 2, cylinder cap, 21, inboard wall of cylinder cover, 3, cylinder body, 4, piston, 41, piston-top surface,
42, raised, 5, scavenging port, 6, power supply, 7, plasma generator, 71, electrode cable, 72, dielectric, 73, high-field electrode,
74, connection screw thread, 75, high-field electrode top surface, 76, dielectric bottom surface, 77, protrusion, 78, filament-like discharges, 8, exhaust outlet, 9, into
Port, 10, piston pin, 11, connecting rod, 12, crankshaft, 13, crankcase.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, right in the following with reference to the drawings and specific embodiments
The present invention is described in detail.
Embodiment 1
The present embodiment provides a kind of igniters, comprising: upper protective cover, cylinder cap, cylinder body, piston, scavenging port, power supply, etc. from
Daughter generator, exhaust outlet, air inlet, connecting rod, crankcase;Cylinder cap is equipped with above cylinder body, the cylinder cap is wrapped up by upper protective cover,
The piston, crankcase are placed in cylinder interior, and plasma generator, the plasma generator and electricity are equipped with above piston
Source is connected, and is equipped with exhaust outlet, air inlet, the other side equipped with scavenging port in the side of piston, the connecting rod top passes through piston pin
It is flexibly connected with piston, bottom is placed in crankcase, is equipped with crankshaft in the crankcase.
Preferably, the piston-top surface is equipped with protrusion.
Embodiment 2
As the supplementary explanation to embodiment 1, the plasma generator, comprising: horizontal mechanism and vertical mechanism;Electricity
Polar conductor is placed in vertical mechanism by dielectric package, prevents electrode from directly contacting with inboard wall of cylinder cover, in the outer of vertical mechanism
Surface is equipped with connection screw thread, and high-field electrode is placed in horizontal mechanism, is equipped with protrusion, bottom surface and dielectric in high-field electrode top surface
Bottom surface contact, the high-field electrode are connected with electrode cable;The plasma generator is installed to cylinder cap by connection screw thread
On, ground terminal is at crankshaft.The dielectric is ceramics or the conductivity such as quartz glass are low and material resistant to high temperature.It is described exhausted
Edge medium is fixed on cylinder cap by the way of screw thread or welding and guarantees leakproofness.
Preferably, the electrode cable and high-field electrode do not contact directly with ground terminal.The high-field electrode and electrode are led
Line can be made of one, or be formed by component assembly.It the high-field electrode top surface can be for needed for round, ellipse or other
Any shape;The high-field electrode can be any shapes such as circle, annular, spiral shape, polycyclic shape, can be for polycyclic shape
Apply different control circuits on different rings, realizes that ring discharges with ring, ring with ground terminal and two kinds of modes combined;
Preferably, the protrusion that the high-field electrode top surface, piston-top surface are equipped with, can be uniformly distributed, can also root
It is determined according to the shape of actual piston-top surface and high-field electrode;The protrusion is used to increase power-discharging density.
Above-mentioned plasma generator cannot influence the motion process of piston.
When work, power supply is powered to high-field electrode conducting wire, and electric current flows into high-field electrode;Ground terminal is at crankshaft, due to cylinder
Be between body, piston, piston pin, connecting rod and crankshaft it is interconnected, piston-top surface 41 and cylinder body 3 are plasma generator
Ground terminal.When piston motion is near top dead center, power supply is powered to high-field electrode conducting wire, at this time high-field electrode and piston-top surface
Discharge with cylinder body, the electric arc of generation make the gas between high-field electrode and piston-top surface be ionized to heavy particle, electronics and
A large amount of active particles such as free radical, and be ignited immediately, so that the Alive combustible in cylinder is burnt rapidly.By adjusting power input
The frequency or size of voltage, different pressures and equivalent proportion condition in Lai Shiying cylinder.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of plasma generator characterized by comprising horizontal mechanism and vertical mechanism;Electrode cable is situated between by insulation
Matter package is placed in vertical mechanism, is equipped with connection screw thread in the outer surface of vertical mechanism, and high-field electrode is placed in horizontal mechanism,
High-field electrode top surface is equipped with protrusion, and bottom surface is contacted with dielectric bottom surface, and the high-field electrode is connected with electrode cable;It is described etc.
Plasma generator is installed on cylinder cap by connection screw thread.
2. a kind of plasma generator according to claim 1, which is characterized in that the dielectric is ceramics or quartz
Glass.
3. a kind of plasma generator according to claim 1, which is characterized in that the dielectric uses screw thread or weldering
The mode connect is fixed on cylinder cap and guarantees leakproofness.
4. a kind of plasma generator according to claim 1, which is characterized in that the electrode cable and high-field electrode with
Ground terminal isolation.
5. a kind of plasma generator according to claim 1, which is characterized in that the high-field electrode and electrode cable energy
It is made of one, or is formed by component assembly.
6. a kind of plasma generator according to claim 1, which is characterized in that the high-field electrode is round or annular
Or spiral shape or polycyclic shape;The high-field electrode top surface is round or oval, and is equipped with and is uniformly distributed on high-field electrode top surface
Protrusion.
7. a kind of igniter containing above-mentioned plasma generator, which is characterized in that further include: upper protective cover, cylinder cap, cylinder
Body, piston, scavenging port, power supply, exhaust outlet, air inlet, connecting rod, crankcase;Cylinder cap is equipped with above cylinder body, the cylinder cap is by upper guarantor
Shield package, the piston, crankcase are placed in cylinder interior, and plasma generator, the plasma are equipped with above piston
Generator is connected with power supply, is equipped with exhaust outlet, air inlet, the other side equipped with scavenging port, the connecting rod top in the side of piston
It is flexibly connected with piston, bottom is placed in crankcase, is equipped with crankshaft in the crankcase.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811361836.9A CN109404198A (en) | 2017-05-16 | 2017-05-16 | A kind of plasma generator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710344116.0A CN107061102B (en) | 2017-05-16 | 2017-05-16 | A kind of igniter for two-stroke internal combustion engine plasma igniting |
CN201811361836.9A CN109404198A (en) | 2017-05-16 | 2017-05-16 | A kind of plasma generator |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710344116.0A Division CN107061102B (en) | 2017-05-16 | 2017-05-16 | A kind of igniter for two-stroke internal combustion engine plasma igniting |
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CN109404198A true CN109404198A (en) | 2019-03-01 |
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Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
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CN201710344116.0A Active CN107061102B (en) | 2017-05-16 | 2017-05-16 | A kind of igniter for two-stroke internal combustion engine plasma igniting |
CN201811361829.9A Pending CN109340019A (en) | 2017-05-16 | 2017-05-16 | A kind of igniter working method |
CN201711358064.9A Pending CN108105011A (en) | 2017-05-16 | 2017-05-16 | A kind of igniter |
CN201811361836.9A Pending CN109404198A (en) | 2017-05-16 | 2017-05-16 | A kind of plasma generator |
CN201811360679.XA Pending CN109469574A (en) | 2017-05-16 | 2017-05-16 | A kind of igniter for two-stroke internal combustion engine |
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CN201710344116.0A Active CN107061102B (en) | 2017-05-16 | 2017-05-16 | A kind of igniter for two-stroke internal combustion engine plasma igniting |
CN201811361829.9A Pending CN109340019A (en) | 2017-05-16 | 2017-05-16 | A kind of igniter working method |
CN201711358064.9A Pending CN108105011A (en) | 2017-05-16 | 2017-05-16 | A kind of igniter |
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CN201811360679.XA Pending CN109469574A (en) | 2017-05-16 | 2017-05-16 | A kind of igniter for two-stroke internal combustion engine |
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Families Citing this family (9)
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CN109340016A (en) * | 2018-10-26 | 2019-02-15 | 大连民族大学 | A kind of plasma igniter with double air inlets and eccentric Double-positive-pole structure |
CN109162853A (en) * | 2018-10-26 | 2019-01-08 | 大连民族大学 | A kind of double discharge mode plasma igniters |
CN109162852A (en) * | 2018-10-26 | 2019-01-08 | 大连民族大学 | Double discharge mode plasma igniters with multianode structure |
CN109340014A (en) * | 2018-10-26 | 2019-02-15 | 大连民族大学 | A kind of double discharge mode plasma igniter working methods with single fuel inlet |
CN109162854B (en) * | 2018-10-26 | 2021-05-04 | 大连民族大学 | Control method of plasma igniter with double discharge modes |
CN112377322B (en) * | 2020-05-26 | 2021-10-22 | 北京礴德恒激光科技有限公司 | Piston discharge structure for plasma cloud excitation homogeneous uniform combustion engine |
CN112177829A (en) * | 2020-09-26 | 2021-01-05 | 熵零技术逻辑工程院集团股份有限公司 | Engine ignition method |
CN112211766A (en) * | 2020-09-26 | 2021-01-12 | 熵零技术逻辑工程院集团股份有限公司 | Ignition method of rotary engine |
CN114885484B (en) * | 2022-07-12 | 2022-10-14 | 安徽立诺威智能科技有限公司 | Spiral line board plasma discharge module and plasma discharge system |
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- 2017-05-16 CN CN201710344116.0A patent/CN107061102B/en active Active
- 2017-05-16 CN CN201811361829.9A patent/CN109340019A/en active Pending
- 2017-05-16 CN CN201711358064.9A patent/CN108105011A/en active Pending
- 2017-05-16 CN CN201811361836.9A patent/CN109404198A/en active Pending
- 2017-05-16 CN CN201811360679.XA patent/CN109469574A/en active Pending
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CN1222956A (en) * | 1996-05-29 | 1999-07-14 | 可耐特公司 | Travelling spark ignition system and ignitor therefor |
US6267107B1 (en) * | 2000-02-01 | 2001-07-31 | Michael A. V. Ward | Squishinduced turbulence generating colliding flow coupled spark discharge in an IC engine |
CN201461192U (en) * | 2009-07-09 | 2010-05-12 | 肖晋武 | Engine for igniting ignition board |
CN101709666A (en) * | 2009-08-25 | 2010-05-19 | 张康宁 | Energy-saving two-stroke gasoline engine |
CN104976016A (en) * | 2015-07-08 | 2015-10-14 | 邸绍斌 | Low temperature plasma ignition device for internal combustion engine and internal combustion engine |
Also Published As
Publication number | Publication date |
---|---|
CN109340019A (en) | 2019-02-15 |
CN107061102A (en) | 2017-08-18 |
CN109469574A (en) | 2019-03-15 |
CN108105011A (en) | 2018-06-01 |
CN107061102B (en) | 2019-03-22 |
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Application publication date: 20190301 |
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