CN103511159A - High-energy ignition system of gaseous propellant engine - Google Patents
High-energy ignition system of gaseous propellant engine Download PDFInfo
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- CN103511159A CN103511159A CN201310458753.2A CN201310458753A CN103511159A CN 103511159 A CN103511159 A CN 103511159A CN 201310458753 A CN201310458753 A CN 201310458753A CN 103511159 A CN103511159 A CN 103511159A
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- fluted disc
- ignition
- engine
- gaseous propellant
- ignition system
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Abstract
The invention relates to a high-energy ignition system of a gaseous propellant engine. The high-energy ignition system comprises a bent axle, a fluted disc, a sensor, an electronic control unit and six sets of ignition coils. The high-energy ignition system of the gaseous propellant engine is characterized in that a plurality of teeth are evenly distributed on the periphery of the fluted disc, a notch is formed between two specific teeth, a bearing placing rotary shaft is arranged in the middle of the fluted disc, the sensor is installed facing towards the position parallel to the tooth plane of the fluted disc and is fixed to a shell of a gas engine, a base of the ignition coils is fixed to a support, the support is fixed to the shell of an engine, the ignition coils are connected with the electronic control unit through ignition control lines, and a gear on the bent axle drives the rotary shaft to drive the fluted disc through a middle idler pulley meshing gear. The high-energy ignition system of the gaseous propellant engine has the advantages that each sparking plug is individually and directly controlled, the problem that part of the electromagnetic energy is consumed due to the fact that sparks are produced is avoided, and the electromagnetic energy is sufficiently utilized through the direct ignition mode.
Description
Technical field
The invention belongs to gaseous propellant engine accessory, especially a kind of high-energy ignition system of gaseous propellant engine.
Background technique
Gaseous propellant engine high-energy ignition system, the internal-combustion engine that to be mainly used in take various gas be fuel, at present domestic single shot fuel injection systems and the chemically correct fuel control modes of adopting, control simply comparatively speaking, and ignition energy is lower.In order to meet the stricter discharge of motor and energy-conservation requirement, the public transit vehicle of domestic each big and medium-sized cities generally adopts natural gas engine, gas engine only has the lean-burn of employing mode can reach requirement, lean-burn gaseous propellant engine needs higher ignition energy and fuel eject request, therefore, " gaseous propellant engine high-energy ignition system " has market more widely.
The fundamental function of system is that tach signal by motor, crankshaft-position signal etc. are differentiated the identification of air cylinder signal, the calculating of rotating speed, and calculate the moment of each cylinder igniting and current"on"time, time for spraying and the injection pulse width etc. of each cylinder primary ignition coil by the operating conditions of motor, and realize that air fuel ratio lean-burn closed loop is accurately controlled etc.
Summary of the invention
The object of the present invention is to provide a kind of employing high energy ignition unit and use the independent sequentially fired control technique of each cylinder, improve ignition energy, make lean-burn mixture combustion complete, the minimizing that discharges pollutants, the high-energy ignition system of the gaseous propellant engine that engine operation is stable.
As follows for reaching the technological scheme that above-mentioned object takes:
1, a kind of high-energy ignition system of gaseous propellant engine, comprise by bent axle, fluted disc, sensor, electronic control unit, spark coil, it is characterized in that, described fluted disc circumference uniform distribution is provided with several teeth, in specific two teeth positions, establish a breach, the centre of fluted disc is provided with bearing and places rotating shaft, described sensor faces the parallel plane position of teeth of fluted disc and installs, and fixedly on the housing of gas engine, the base of six groups of described spark coils is fixed on support, support is fixed on the housing of motor, spark coil is by ignition control line connecting electronic control unit, gear on described bent axle drives rotating shaft transmission fluted disc by middle guide wheel engaging gear.
2, the high-energy ignition system of the gaseous propellant engine as described in technological scheme 1, wherein, crankshaft gear is by middle guide wheel engaging gear band active toothed disk, the rotating speed state of sensor record fluted disc, signal is transported to electronic control unit by tach signal line, through the fire signal calculating, by electronic control unit, passes through the ignition order of ignition control line control point fire coil.
3, the high-energy ignition system of the gaseous propellant engine as described in technological scheme 1, it is characterized in that, the high-tension electricity that described spark coil sends is transferred to spark plug by the high voltage wire of purchasing, spark plug is arranged in the fuel chamber of gas engine, the high-efficiency point ignition system of the gaseous propellant engine calculating through fluted disc thus, completes a set of igniting flow process.
Advantage of the present invention is the independent control mode of each spark plug of native system, directly controls, and can not consume part electromagnetic energy because producing spark, and direct ignition mode is fully utilized electromagnetic energy.
Accompanying drawing explanation:
Fig. 1 is structure electrical schematic diagram of the present invention,
Fig. 2 is that structure of the present invention is installed plan view,
Fig. 3 is fluted disc structure plan view of the present invention.
In Fig. 1～Fig. 3, fluted disc (1), sensor (2), electronic control unit (3), spark coil (4), base (5), support (6), ignition control line (7), tach signal line (8), gear (9), rotating shaft (10), middle guide wheel (11), crankshaft gear (12), engine crankshaft (13), breach (14), teeth (15).
embodiment:
Most preferred embodiment of the present invention is such, shown in Fig. 3, a kind of high-energy ignition system of gaseous propellant engine, comprise by bent axle, fluted disc, sensor, electronic control unit, spark coil, wherein, described fluted disc 1 circumference uniform distribution is provided with several teeth 15, in specific two teeth 15 positions, establish a breach 14, the centre of fluted disc 1 is provided with bearing and places rotating shaft 10, described sensor 2 faces the parallel plane position of teeth 15 of fluted disc 1 and installs, and fixedly on the housing of gas engine, the base 5 of six groups of described spark coils 4 is fixed on support 6, support 6 is fixed on the housing of motor, spark coil 4 is by ignition control line 7 connecting electronic control units 3, gear 12 on described bent axle 13 drives rotating shaft 10 transmission fluted discs 1 by middle guide wheel 11 engaging gears 9, electronic control unit 3 comes energising and the power-off of control point fire coil 4 by sensor 2 signals, gear 12 on described bent axle 13 is by the teeth 16 of middle guide wheel 11 engagement fluted discs 1, described fluted disc 1 arranges teeth 16 at interval of 10 °.
When described bent axle 13 rotates, crankshaft gear 12 is by middle guide wheel 11 engaging gear 9 band active toothed disks 1, sensor 2 records the rotating speed state of fluted disc 1, signal is transported to electronic control unit 3 by tach signal line 8, through the fire signal calculating, by electronic control unit 3, passes through the ignition order of ignition control line 7 control point fire coils 4; Electronic control unit 3 mounting points are after engine blower, and the good position of dispelling the heat, fixes ignition controler with 6mm screw; Electronic control unit 3 is outsourcing piece.
The high-tension electricity that described spark coil 4 sends is transferred to spark plug by the high voltage wire of purchasing, and spark plug is arranged in the fuel chamber of gas engine, and thus, the high-efficiency point ignition system of the gaseous propellant engine calculating through fluted disc 1 completes a set of igniting flow process.
Native system is used a group storage battery or suitable DC electrical source to provide rated direct voltage to system, and electronic control unit 3 provides energy to successively spark coil 4 wherein according to the job order of cylinder.With the teeth 16 on engine speed fluted disc 1 and corresponding speed probe 2, can record motor machine crankshaft 13 position, and position signal is sent to electronic control unit 3; Through the fire signal calculating, by electronic control unit 3, pass through the ignition order of ignition control line 7 control point fire coils 4; The high-tension electricity that spark coil 4 sends is transferred to spark plug by the high voltage wire of purchasing, and spark plug is arranged in the fuel chamber of gas engine, and thus, the high-efficiency point ignition system of the gaseous propellant engine calculating through fluted disc 1 completes a set of igniting flow process.
This Iganition control system is for conventional in the market engine model, carried out respectively the optimization of ignition advance angle, by optimizing to guarantee that motor has best power performance and economic performance, so ignition advance angle does not generally need user to adjust again.
This implements the beneficial effect of concrete mode: adopt high energy ignition unit and use the independent sequentially fired control technique of each cylinder, improve ignition energy, make lean-burn mixture combustion complete, the minimizing that discharges pollutants, the high-energy ignition system of the gaseous propellant engine that engine operation is stable.This system meets the standard-required of automobile industry, can be fitted on every motor, is the product of high technology added value.There is good economic benefit.
Claims (3)
1. the high-energy ignition system of a gaseous propellant engine, comprise by bent axle, fluted disc, sensor, electronic control unit, spark coil, it is characterized in that, described fluted disc (1) circumference uniform distribution is provided with several teeth (15), in specific two teeth (15) position, establish a breach (14), fluted disc (1) coaxial and be fastened on rotating shaft (10) with gear (9), described sensor (2) faces the parallel plane position of teeth (15) of fluted disc (1) and installs, and fixedly on the housing of gas engine, the base (5) of described six groups of spark coils (4) is fixed on support (6), support (6) is fixed on the housing of motor, spark coil (4) is by ignition control line (7) connecting electronic control unit (3), gear (12) on described bent axle (13) drives rotating shaft (10) transmission fluted disc (1) by middle guide wheel (11) engaging gear (9).
2. the high-energy ignition system of gaseous propellant engine as claimed in claim 1, it is characterized in that, during described bent axle (13) rotation, crankshaft gear (12) is by middle guide wheel (11) engaging gear (9) band active toothed disk (1), sensor (2) records the rotating speed state of fluted disc (1), signal is transported to electronic control unit (3) by tach signal line (8), through the fire signal calculating, by electronic control unit (3), passes through the ignition order of ignition control line (7) control point fire coil (4).
3. the high-energy ignition system of gaseous propellant engine as claimed in claim 1, it is characterized in that, the high-tension electricity that described spark coil (4) sends is transferred to spark plug by the high voltage wire of purchasing, spark plug is arranged in the fuel chamber of gas engine, the high-efficiency point ignition system of the gaseous propellant engine calculating through fluted disc 1 thus, completes a set of igniting flow process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310458753.2A CN103511159A (en) | 2013-10-06 | 2013-10-06 | High-energy ignition system of gaseous propellant engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310458753.2A CN103511159A (en) | 2013-10-06 | 2013-10-06 | High-energy ignition system of gaseous propellant engine |
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| Publication Number | Publication Date |
|---|---|
| CN103511159A true CN103511159A (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310458753.2A Pending CN103511159A (en) | 2013-10-06 | 2013-10-06 | High-energy ignition system of gaseous propellant engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332546A (en) * | 2019-05-14 | 2019-10-15 | 嘉兴宜鸿贸易有限公司 | Chemical reaction kettle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5067462A (en) * | 1989-10-19 | 1991-11-26 | Mitsubishi Denki Kabushiki Kaisha | Control device and method for multicylinder engine with a cylinder discrimination function |
| JPH0552172A (en) * | 1991-08-26 | 1993-03-02 | Hitachi Ltd | Control device for internal combustion engine |
| CN200949489Y (en) * | 2006-09-08 | 2007-09-19 | 宁波市科技园区金榜汽车电子有限公司 | Gas engine closed-loop control system |
| CN201321901Y (en) * | 2008-12-18 | 2009-10-07 | 张和君 | Injection timing signal device of electronic injection natural gas engine |
| CN202047923U (en) * | 2011-05-27 | 2011-11-23 | 山东绿环动力设备有限公司 | Control system for four-cylinder gas engine |
-
2013
- 2013-10-06 CN CN201310458753.2A patent/CN103511159A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5067462A (en) * | 1989-10-19 | 1991-11-26 | Mitsubishi Denki Kabushiki Kaisha | Control device and method for multicylinder engine with a cylinder discrimination function |
| JPH0552172A (en) * | 1991-08-26 | 1993-03-02 | Hitachi Ltd | Control device for internal combustion engine |
| CN200949489Y (en) * | 2006-09-08 | 2007-09-19 | 宁波市科技园区金榜汽车电子有限公司 | Gas engine closed-loop control system |
| CN201321901Y (en) * | 2008-12-18 | 2009-10-07 | 张和君 | Injection timing signal device of electronic injection natural gas engine |
| CN202047923U (en) * | 2011-05-27 | 2011-11-23 | 山东绿环动力设备有限公司 | Control system for four-cylinder gas engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332546A (en) * | 2019-05-14 | 2019-10-15 | 嘉兴宜鸿贸易有限公司 | Chemical reaction kettle |
| CN110332546B (en) * | 2019-05-14 | 2021-03-12 | 上海滕沪生物科技有限公司 | Chemical reaction kettle |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140115 |