CN102820778A - Boost control device of motorcycle starting motor - Google Patents
Boost control device of motorcycle starting motor Download PDFInfo
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- CN102820778A CN102820778A CN2011101598127A CN201110159812A CN102820778A CN 102820778 A CN102820778 A CN 102820778A CN 2011101598127 A CN2011101598127 A CN 2011101598127A CN 201110159812 A CN201110159812 A CN 201110159812A CN 102820778 A CN102820778 A CN 102820778A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
Abstract
Disclosed is a boost control device of a motorcycle starting motor. A microcontroller is used for controlling a boost loop, original voltage of a storage battery is boosted by the boost loop and is supplied to a starting motor with high voltage specifications, and flexible starting control is conducted to the starting motor. The starting motor with high voltage specifications can provide sufficient stable torque force for an engine, so that the starting motor cannot require high current for the storage battery at the moment of starting, the starting smoothness of the starting engine and stability of a motorcycle electric power system and engine starting are improved, and starting noise and abrasiveness of a starting gear set are reduced relatively.
Description
Technical field
The present invention is about a kind of control device that boosts of motorcycle initiating motor, particularly makes the control device that boosts of the motorcycle initiating motor of flexible start-up control about a kind of utilization loop of boosting.
Background technology
As far as the engine configuration of general motorcycle, it all can select to start by electronic or foot-operated mode usually.When the user who drives motorcycle desires to start engine by electronic mode; The user can push brake and another hand started by press button on the other hand; Order about electro-motor in order to electric power and drive the bent axle rotation with battery; And making cigar lighter igniting, the combustion chamber of engine oil gas that can take fire like this is to produce power.On the other hand; When the user desires to start engine by foot-operated mode; The user then must trample the foot-driven lever in the engine outside with pin, rotates to drive starting bar via assister bar, and this starting bar stretches into the inside of engine transmission case; And have the bent axle rotation that starter receiver can rotate the drive engine, and then start engine with the above-mentioned principle of similitude.
For instance; Please with reference to shown in Figure 1; It discloses a kind of sketch map of control device of starter of existing scooter-type motorbike; Wherein the control device relevant with electronic startup mainly comprises in the engine 10 of a scooter-type motorbike: a starter 11, and the appropriate location in the outside of this engine 10 is fixed in assembling; One starter receiver group 12 is located in this engine 10 and also can and be rotated by the drive of the driving shaft of this starter 11; One bent axle 13 is located in this engine 10; One starter receiver dish 14 is fixed on this bent axle 13, and can driven and rotate by this starter receiver group 12; One control circuit 15 is in order to control and start this starter 11; One storage battery 16 gives this control circuit 15 in order to electric power to be provided; And a main switch 17 is between this control circuit 15 and storage battery 16, to open or to close this control circuit 15.
Moreover this control circuit 15 also comprises: a start button 151, a brake switch 152 and a starting relay 153.When electronic this engine 10 of startup; One motorcycle knight is at first with key operated this main switch 17; Then, reach and push this start button 151, make this storage battery 16 electrically conduct with starting relay 153 with another hand to push this brake switch 152 on the other hand; Ordering about this starting relay 153 starts, and then make this starter 11 energising runnings.When the rotating speed of the driving shaft of this starter 11 reaches a predetermined value; Then can drive bent axle 13 rotations of this engine 10 via this starter receiver group 12 and starter receiver dish 14; And then make this engine 10 cigar lighter (not illustrating) but normal ignition; The oil gas so that the combustion chamber of this engine 10 (not illustrating) takes fire is to produce power.
Yet; The control device of the starter of above-mentioned existing scooter-type motorbike still has following problems on reality is used; For example: it is the starter 11 of 12V (volt) that the control device of above-mentioned starter is to use voltage specification, and it can directly use the power supply of the 12V voltage that is provided by this storage battery 16.But after this start button 151 was pressed, the electric current moment in this storage battery 16 flow to this starter 11 places in a large number, and causes the voltage of this storage battery 16 to descend rapidly, makes the stability of car load electric power system and engine ignition not good.If the charge capacity of this storage battery 16 is not enough originally, then cause these engine 10 loss of ignition or this storage battery 16 dump powers to run off most probably.Moreover, because electric current moment of this storage battery 16 is fed to this starter 11 places in a large number, therefore also can causes the startup moment torsion of driving shaft of this starter 11 excessive, and this starter receiver group 12 is produced excessive bump sound, just start noise.And this starter receiver group 12 also can be because of moment be increased its gear wear degree by drive, thereby reduces its useful life.
In addition, whether the start of this control circuit 15, relies on the motorcycle knight entirely and push this start button 151 and decide.Under normal condition, when when this engine 10 has run well, (referring to reach idling mode), the motorcycle knight just must bleed off this start button 151.Yet; Whether this engine 10 has reached the rotating speed of normal operation; The personal experience who relies on the motorcycle knight fully makes a decision; Therefore take place often manually to push this start button 151 situation of a specified duration excessively, and the power-on time that causes this storage battery 16 to be in low-voltage is long, the electric power storage ability and the useful life that cause these starter 11 poor startings on the contrary or injure this storage battery 16; Perhaps, also possibly push the neither foot of time of this start button 151 because of continuous several times, and the dump power that causes successfully starting this engine 10 or constantly exhaust this storage battery 16.
Therefore, be necessary to provide a kind of control device of motorcycle initiating motor of improvement, to solve the existing in prior technology problem.
Summary of the invention
Main purpose of the present invention is to provide a kind of control device that boosts of motorcycle initiating motor; It utilizes microcontroller to control the loop of boosting; Boost and be supplied to the starter of high voltage specification after the primary voltage of storage battery is boosted in the loop; So that this starter is made flexible start-up control, because the starter of high voltage specification itself can provide enough and stable torsion to engine, so starter can not produce high electric current demand of moment to storage battery in startup moment; Thereby help improving the startup smoothness of startup engine and the stability of car load electric power system and engine ignition, and reduce the wear intensity that starts noise and starter receiver group relatively.
Secondary objective of the present invention is to provide a kind of control device that boosts of motorcycle initiating motor; After wherein in case the motorcycle knight passes through start button and brake switch start-up control circuit; Even follow manual release start button and/or brake switch, the microcontroller of control circuit still can continue to drive the rotation of engine crankshaft via the circuit controls starter that boosts, and after bent axle rotates one period scheduled time; Stop the loop start of boosting immediately; Closing starter, thereby help improving starting efficiency and operation ease, and reduce extent of deterioration storage battery.
Another object of the present invention is to provide a kind of control device that boosts of motorcycle initiating motor; Wherein rotate and reach desired speed after one period scheduled time at bent axle; Or be pressed and bent axle rotates and to be lower than desired speed after one period scheduled time at brake switch, a reduction voltage loop can become direct current in order to the alternating current step-down with the alternating current generator of engine, with to charge in batteries; And during the loop start of boosting; The microprocessor controls reduction voltage loop stops the charging action, thereby helps effectively controlling recharging voltage, and can guarantee starting efficiency.
For reaching above-mentioned purpose; The present invention provides a kind of control device that boosts of motorcycle initiating motor; It comprises a control circuit and is electrically connected between a storage battery and the starter, and this starter is characterized in that in order to start an engine: this control circuit comprises:
One microcontroller is electrically connected at this storage battery, and this microcontroller is in order to send the control signal of boosting earlier after receiving at least one enabling signal of at least one starting switch; Perhaps, send a step-down control signal in order to rotate after reaching a desired speed at a bent axle of this engine;
One loop of boosting; Receive this control signal of boosting; So that one first direct current of this storage battery supply boosted becomes one second direct current, and this second direct current is supplied to this starter, rotate and reach this desired speed to utilize this starter to drive this bent axle; Wherein this second galvanic magnitude of voltage is higher than this first galvanic magnitude of voltage, and this microcontroller promptly stops to send this control signal of boosting after this bent axle rotation reaches this desired speed; And
One reduction voltage loop; In order to receive the step-down control signal of this microcontroller after reaching this desired speed in this bent axle rotation; So that an alternating current step-down of an alternating current generator of this engine is become one the 3rd direct current; And utilize the 3rd direct current to this charge in batteries, wherein the 3rd galvanic magnitude of voltage equals this first galvanic magnitude of voltage.
In one of the present invention embodiment, the first galvanic magnitude of voltage of this storage battery supply is 12 volts.
In one of the present invention embodiment, the second galvanic magnitude of voltage that this loop of boosting is supplied to this starter is 48 volts.
In one of the present invention embodiment, the magnitude of voltage of the alternating current of this alternating current generator is 25 volts.
In one of the present invention embodiment, the 3rd galvanic magnitude of voltage that this reduction voltage loop step-down produces is 12 volts.
In one of the present invention embodiment, the microcontroller of this control circuit, boost loop and reduction voltage loop are installed on the same modular circuit board.
In one of the present invention embodiment, this starting switch is selected from a start button, a brake switch, a main switch or its combination.
In one of the present invention embodiment, this desired speed changes between (being 1500-1800rpm) between per minute 1500 to 1800.
In one of the present invention embodiment, this microcontroller rotates at this bent axle and reaches this desired speed and just send this step-down after one period scheduled time and control signal to this reduction voltage loop, with to this charge in batteries.This scheduled time for example be 10 seconds or more than.
In one of the present invention embodiment, this microcontroller is pressed and this bent axle rotates and is lower than this desired speed and also sends this step-down after one period scheduled time and control signal to this reduction voltage loop at this brake switch in addition, with to this charge in batteries.This scheduled time for example be 5 seconds or more than.
In one of the present invention embodiment, this loop of boosting comprise an inductance coil, a field-effect transistor (MOSFET), a Schottky barrier diode (Schottky barrier diode, SBD) and an electric capacity.
In one of the present invention embodiment, this reduction voltage loop comprises a voltage comparison loop, a field-effect transistor, three thyristors (SCR) and three pairs of Schottky barrier diodes; And the alternating current generator of this engine comprises one group of three-phase coil.
Description of drawings
Fig. 1: the sketch map of the control device of the starter of existing scooter-type motorbike.
Fig. 2: the sketch map of the control device that boosts of the motorcycle initiating motor of preferred embodiment of the present invention.
Fig. 3: the sketch map of the control circuit of preferred embodiment of the present invention.
Fig. 3 A: the sketch map in the loop of boosting of preferred embodiment of the present invention.
[primary clustering symbol description]
Embodiment
For let above-mentioned and other purpose, characteristic of the present invention, advantage can be more obviously understandable, hereinafter is lifted preferred embodiment of the present invention with the spy, and cooperates appended graphicly, elaborates as follows.Moreover, the direction term that the present invention mentioned, for example " on ", D score, " preceding ", " back ", " interior ", " outward " or " side " etc., only be direction with reference to annexed drawings.Therefore, the direction term that these are used only is in order to explanation and understands the present invention, but not in order to restriction the present invention.
Please with reference to Fig. 2 and shown in Figure 3; The control device that boosts of the motorcycle initiating motor of preferred embodiment of the present invention is mainly used in the motorcycle of a scooter-type, cross-country type or other type; For electronic startup one starter 21; And then drive a bent axle 23 rotations via a starter receiver group 22 and a starter receiver dish 24; And then make an engine 20 cigar lighter (not illustrating) but normal ignition the oil gas so that the combustion chamber of this engine 20 (not illustrating) takes fire begins to produce power to start this engine 20.
Like Fig. 2 and shown in Figure 3, in preferred embodiment of the present invention, this control device that boosts mainly comprises a control circuit 25, and this control circuit 25 is electrically connected between the starter 22 of a storage battery 26 and this engine 20.Moreover, comprising a main switch 27 between this control circuit 25 and the storage battery 26 in addition, this main switch 27 can be provided with key and switch to open circuit or closed circuit; Simultaneously; This control circuit 25 electrically connects at least one starting switch in addition; For example be electrically connected to a start button 28 and a brake switch 29 respectively, both transfer back to this control circuit 25 in order to the enabling signal of the motorcycle knight manually being pushed this start button 28 and brake switch 29 respectively.Above-mentioned main switch 27, start button 28 and brake switch 29 all can be as starting switches; It can be like Fig. 2 and this control circuit 25 that is electrically connected to respectively shown in Figure 3, perhaps is similar to shown in Figure 1ly to electrically connect with this control circuit 25 after each switch is connected each other again.
It should be noted that; Though starter of the present invention 21 drive mode that the bent axle 23 of these engines 20 rotates and Fig. 1 existing starter 11 to make flowing mode identical; But both differences are: the voltage specification of starter 21 of the present invention is higher than the voltage specification of this storage battery 26, and the voltage specification (like 12V) of existing starter 11 then is same as the voltage specification (like 12V) of existing storage battery 16.In preferred embodiment of the present invention, the voltage specification of starter 21 of the present invention is preferably 48V, and the voltage specification that reaches storage battery 26 of the present invention is preferably 12V, but is not limited to this, and the purpose of design of voltage specification of the present invention will be given detailed description in addition in hereinafter.
Please refer again to shown in Figure 3; The control circuit 25 of preferred embodiment of the present invention is electrically connected between this storage battery 26 and the starter 21; This control circuit 25 mainly comprises a microcontroller (microprocessor control unit; MCU) 251, one boost a loop 252 and a reduction voltage loop 253, wherein preferable (surface mount technology SMT) is installed on the same modular circuit board (a for example printing board PCB) with surperficial technique for fixing for this microcontroller 251, boost loop 252 and reduction voltage loop 253 threes; So that dwindle whole volume, and then ease of assembly is in the appropriate location of motorcycle.
As shown in Figure 3; The microcontroller 251 of preferred embodiment of the present invention is an integrated circuit (integrated circuit; IC) semiconductor packaging structure of chip (semiconductor package); It has several pins and can supply respectively to electrically connect with above-mentioned other loop or switch, to receive external signal or outwards to send control signal.For example; In preferred embodiment of the present invention; This microcontroller 251 is electrically connected at this storage battery 26, and can receive one first direct current of these storage battery 26 supplies, and wherein this first galvanic magnitude of voltage is preferably 12 volts; And this microcontroller 251 can select directly to use this first direct current, or uses after earlier being depressurized to an appropriate voltage (for example 5V) with the reduction voltage circuit of building in again.
Moreover; This microcontroller 251 can be in order to receive at least one enabling signal of a few starting switch (for example this start button 28, brake switch 29 and/or main switch 27); And after receiving this enabling signal, send the control signal of boosting immediately, carry out boost action to control this loop 252 of boosting; Perhaps, this microcontroller 251 also can send a step-down control signal in addition immediately after reaching a desired speed in these bent axle 23 rotations, carry out step-down and charging action to control this reduction voltage loop 253.Above-mentioned boost, step-down and charging action will give detailed description in addition in hereinafter.
Shown in Fig. 3 and Fig. 3 A, the loop 252 of boosting of preferred embodiment of the present invention is by the loop that line pattern the constituted design on several these modular circuit boards of SMT electronic building brick collocation.Shown in Fig. 3 A, in preferred embodiment of the present invention, these loop 252 a preferable inductance coil L, a field-effect transistor (MOSFET) Q of comprising that boost
1, a Schottky barrier diode (Schottky barrier diode, SBD) D
0And a capacitor C, wherein the end of this inductance coil L is electrically connected at the positive pole of this storage battery 26, and the other end is electrically connected to this field-effect transistor Q
1Drain electrode (drain) and this Schottky barrier diode D
0P end; This field-effect transistor Q
1Grid (gate) be electrically connected to this microcontroller 251, and source electrode (source) is electrically connected to the negative pole of this storage battery 26, the negative pole of this capacitor C and the negative pole of this starter 21; This Schottky barrier diode D
0N end be electrically connected to the positive pole of anodal and this starter 21 of this capacitor C; This capacitor C is preferably an electrolyte electric capacity.But the loop 252 of boosting of the present invention is not limited to this, and it also possibly be to constitute the circuit with boosting by other electronic building brick.
In the present embodiment, this loop 252 of boosting can receive the control signal of boosting of this microcontroller 251, and receives the control of this control signal of boosting and start, so that make one first direct current V of these storage battery 26 supplies
InThrough this inductance coil L and field-effect transistor Q
1Boosting becomes one second direct current V
Out, for example as this first direct current V
InMagnitude of voltage be 12 volts, this second direct current V after then boosting
OutMagnitude of voltage be preferably 48 volts, but be not limited to this, as long as this second direct current V
OutMagnitude of voltage after boosting, be higher than this first direct current V
InMagnitude of voltage, then be all the voltage value that the present invention possibly implement.
Moreover, produce this second direct current V in this loop 252 of boosting
OutAfter, can pass through this Schottky barrier diode D
0Unidirectional with this second direct current V
OutOutput is supplied to this capacitor C and starter 21; This starter 21 to drive identical voltage specification (48V) provides enough and stable rotation torsion; Reach its desired speed so that come this bent axle 23 of soft drive control to rotate via this starter receiver group 22 and starter receiver dish 24; Wherein this desired speed for example changes between (being 1500-1800rpm) between per minute 1500 to 1800, but is not limited to this.
As shown in Figure 3, the reduction voltage loop 253 of preferred embodiment of the present invention is by the loop that line pattern the constituted design on several these modular circuit boards of SMT electronic building brick collocation.For example, in preferred embodiment of the present invention, this reduction voltage loop 253 a preferable voltage comparison loop 253a, a field-effect transistor (MOSFET) Q of comprising at least
2, three thyristor SCR
1, SCR
2, SCR
3And three couples of Schottky barrier diode D
11+ D
12, D
21+ D
22, D
31+ D
32, wherein this voltage comparison loop 253a is an integrated circuit (IC), it is electrically connected to positive pole, this field-effect transistor Q of this storage battery 26 respectively
2Drain electrode, this microcontroller 251, these three thyristor SCR
1, SCR
2, SCR
3Grid (gate) and the negative pole of this storage battery 26; This field-effect transistor Q
2Grid be electrically connected to this microcontroller 251, and source electrode is electrically connected to this three couples of Schottky barrier diode D
11+ D
12, D
21+ D
22, D
31+ D
32N end; These three thyristor SCR
1, SCR
2, SCR
3Negative electrode (cathode) common-battery property be connected to negative pole, this voltage comparison loop 253a and this three couples of Schottky barrier diode D of this storage battery 26
11+ D
12, D
21+ D
22, D
31+ D
32P end; These three thyristor SCR
1, SCR
2, SCR
3Anode (anode) be electrically connected to the first, second, third coil Y of three-phase coil of an alternating current generator (ACG) 201 of this engine 20 respectively
1, Y
2, Y
3And a pair of Schottky barrier diode D that is electrically connected to correspondence respectively
11+ D
12, D
21+ D
22, D
31+ D
32Between.But reduction voltage loop 253 of the present invention is not limited to this, and it also possibly be to constitute the circuit with hypotensive effect by other electronic building brick.
In the present embodiment; This reduction voltage loop 253 mainly receives step-down control signals that this microcontroller 251 send by this voltage comparison loop 253a in order to rotate at this bent axle 23 after reaching this desired speed, so that with first, second, third coil Y of the three-phase coil of an alternating current generator 201 of this engine 20
1, Y
2, Y
3An alternating current (AC) that is produced via this to Schottky barrier diode D
11+ D
12, D
21+ D
22, D
31+ D
32Do unidirectional rectification, and via these three thyristor SCR
1, SCR
2, SCR
3As the auxiliary unidirectional rectification of thyristor (thyristor) assembly, at last by this microcontroller 251 this field-effect transistor of control Q
2With the direct current after the rectification again step-down become one the 3rd direct current (DC); And utilize the 3rd direct current that this storage battery 26 is charged; Wherein the 3rd galvanic magnitude of voltage equals this first galvanic magnitude of voltage; For example the magnitude of voltage of this alternating current is made as 25 volts, and the 3rd galvanic magnitude of voltage then is set at 12V, promptly is same as this first galvanic magnitude of voltage.
Please refer again to Fig. 2,3 and Fig. 3 A shown in; When a motorcycle knight desire uses the control device that boosts of the motorcycle initiating motor of preferred embodiment of the present invention to start the engine 20 of a motorcycle; This storage battery 26 is supplied the microcontroller 251 of one first direct current (for example 12V) to this control circuit 25 in advance, but this microcontroller 251 still temporarily is in holding state.Then; The motorcycle knight is with key operated this main switch 27; And, reach and push this start button 28, thereby produce at least one enabling signal with another hand to push this brake switch 29 on the other hand; Make the microcontroller 251 of this control circuit 25 after receiving this enabling signal, send the control signal of boosting immediately, carry out boost action to control this loop 252 of boosting.
When boosting, this loop 252 of boosting receives the control signal of boosting of these microcontrollers 251, and receives the control of this control signal of boosting and start, and becomes one second direct current (for example 48V) so that first direct current (12V) of these storage battery 26 supplies boosted.Afterwards; Again the unidirectional output of this second direct current is supplied to this starter 21; To drive this starter 21 of identical voltage specification (48V); And then enough and stable rotation torsion is provided so that via this starter receiver group 22 and starter receiver dish 24 come this bent axle 23 of soft drive control to rotate to reach its desired speed (for example 1500-1800rpm) or more than.
It should be noted that; After in case the motorcycle knight starts the microcontroller 251 of this control circuit 25 through this start button 28 and/or brake switch 29; Even the motorcycle knight follows this start button 28 of manual release and/or brake switch 29; This microcontroller 251 still this starter of may command 21 bent axle 23 of continuing to drive these engines 20 rotates, up to a speed of crankshaft detector 202 detect this bent axle 23 rotated reach this desired speed one period scheduled time (for example 10 seconds or more than) till.Simultaneously; During power supply is boosted in this loop 252 of boosting; This microcontroller 251 does not send the step-down control signal; Just this moment, this reduction voltage loop 253 was to be in holding state and not running as yet, so can reduce the load of this microcontroller 251, or avoid this engine 20 to influence the rotating speed of this bent axle 23 because of this alternating current generator 201 generates electricity.
Detect after this bent axle 23 rotates one period scheduled time (10 seconds or more than) at this speed of crankshaft detector 202; The cigar lighter of this engine 20 (not illustrating) has been accomplished combustion chamber (not illustrating) combustion gasses that igniting makes this engine 20; And drive steam-cylinder piston to produce power, make motorcycle ability cruising.Therefore, at the fixed time after, this microcontroller 251 stops to send this control signal of boosting immediately, stops boost action to control this loop 252 of boosting, and then this second direct current of stop supplies gives this starter 21, makes this starter 21 stop operating.Simultaneously; 251 of this microcontrollers send a step-down and control signal to this reduction voltage loop 253; Utilizing alternating current (for example 25V-AC) step-down become three direct current (for example 12V-DC) of this reduction voltage loop 253, and utilize the 3rd direct current that this storage battery 26 is charged with the alternating current generator 201 of this engine 20.Moreover; Under another situation; When this brake switch 29 be pressed and the bent axle of this engine 20 23 rotate be lower than this desired speed (for example 1500-1800rpm) one period scheduled time (for example 5 seconds or more than) after; This microcontroller 251 also can send this step-down and control signal to this reduction voltage loop 253, to utilize 26 chargings of 253 pairs of these storage batterys of this reduction voltage loop.
As stated; Technical problem compared to the control device of the starter of existing scooter-type motorbike; The present invention of Fig. 2 to Fig. 3 A utilizes this microcontroller 251 to control this loop 252 of boosting; After boosting the primary voltage (12V) of this storage battery 26, this loop 252 of boosting is supplied to the starter 21 of high voltage specification (48V); So that this starter 21 is made flexible start-up control because the starter 21 of high voltage specification itself can provide enough and stable torsion to this engine 20, so this starter 21 start moment can be to this storage battery high electric current demand of 26 generation moment; Thereby help improving the startup smoothness of this engine 20 of startup and the stability of car load electric power system and engine ignition, and reduce the wear intensity that starts noise and starter receiver group 22 relatively.
Moreover; In the present invention, in case after the motorcycle knight starts this control circuit 25 through this start button 28 and brake switch 29, even follow this start button 28 of manual release and/or brake switch 29; The microcontroller 251 of this control circuit 25 still can continue to drive bent axle 23 rotations of this engine 20 via this this starter 21 of loop 252 controls that boosts; And after this bent axle 23 rotates one period scheduled time, stop this loop 252 starts of boosting immediately, to close this starter 21; Thereby help improving starting efficiency and operation ease, and reduce extent of deterioration to this storage battery 26.
In addition; In the present invention, this bent axle 23 rotate reach desired speed (1500 to 1800rpm) one period scheduled time (for example 10 seconds or more than) after, or this brake switch 29 be pressed and this bent axle 23 rotate be lower than desired speed one period scheduled time (for example 5 seconds or more than) after; This reduction voltage loop 253 can become direct current (for example 12V) in order to alternating current (for example 25V) step-down with the alternating current generator 201 of this engine 20; Charge so that this storage battery 20 is fed back, and during this boosted loop 252 starts, this microcontroller 251 was also controlled this reduction voltage loop 253 and is stopped the charging action; Thereby help effectively controlling recharging voltage, and can guarantee starting efficiency.
Though the present invention discloses with preferred embodiment; But it is not in order to restriction the present invention; Any those skilled in the art are not breaking away from the spirit and scope of the present invention, can do various changes and modification, and therefore claim of the present invention is as the criterion when looking the accompanying claims person of defining.
Claims (10)
1. the control device that boosts of a motorcycle initiating motor, it comprises control circuit and is electrically connected between storage battery and the starter, and this starter is characterized in that in order to start an engine: this control circuit comprises:
Microcontroller is electrically connected at this storage battery, and this microcontroller is in order to send the control signal of boosting earlier after at least one enabling signal that receives at least one starting switch; Perhaps, send the step-down control signal in order to rotate after reaching desired speed at the bent axle of this engine;
The loop of boosting; Receive this control signal of boosting; So that first direct current of this storage battery supply boosted becomes second direct current, and this second direct current is supplied to this starter, rotate and reach this desired speed to utilize this starter to drive this bent axle; Wherein this second galvanic magnitude of voltage is higher than this first galvanic magnitude of voltage, and this microcontroller promptly stops to send this control signal of boosting after this bent axle rotation reaches this desired speed; And
Reduction voltage loop; In order to receive the step-down control signal of this microcontroller after reaching this desired speed in this bent axle rotation; So that the alternating current step-down of the alternating current generator of this engine is become the 3rd direct current; And utilize the 3rd direct current to this charge in batteries, wherein the 3rd galvanic magnitude of voltage equals this first galvanic magnitude of voltage.
2. the control device that boosts of motorcycle initiating motor as claimed in claim 1, wherein the 3rd galvanic magnitude of voltage of first of this storage battery supply galvanic magnitude of voltage and this reduction voltage loop step-down generation is all 12 volts.
3. according to claim 1 or claim 2 the control device that boosts of motorcycle initiating motor, wherein to be supplied to the second galvanic magnitude of voltage of this starter be 48 volts in this loop of boosting.
4. the control device that boosts of motorcycle initiating motor as claimed in claim 1, wherein the microcontroller of this control circuit, boost loop and reduction voltage loop are installed on the same modular circuit board.
5. the control device that boosts of motorcycle initiating motor as claimed in claim 1, wherein this starting switch is selected from start button, brake switch, main switch or its combination.
6. the control device that boosts of motorcycle initiating motor as claimed in claim 1, wherein this desired speed is between per minute 1500 to 1800 changes.
7. the control device that boosts of motorcycle initiating motor as claimed in claim 6, wherein this microcontroller rotates at this bent axle and reaches this desired speed and just send this step-down after one period scheduled time and control signal to this reduction voltage loop, with to this charge in batteries; Wherein this scheduled time be 10 seconds or more than.
8. the control device that boosts of motorcycle initiating motor as claimed in claim 6; Wherein this microcontroller is pressed and this bent axle rotates and is lower than this desired speed and sends this step-down after one period scheduled time and control signal to this reduction voltage loop at this brake switch, with to this charge in batteries; Wherein should the scheduled time for example be 5 seconds or more than.
9. the control device that boosts of motorcycle initiating motor as claimed in claim 1, wherein this loop of boosting comprises inductance coil, field-effect transistor, Schottky barrier diode and electric capacity.
10. the control device that boosts of motorcycle initiating motor as claimed in claim 1, wherein this reduction voltage loop comprises voltage comparison loop, field-effect transistor, three thyristors and three pairs of Schottky barrier diodes; And the alternating current generator of this engine comprises one group of three-phase coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101598127A CN102820778A (en) | 2011-06-09 | 2011-06-09 | Boost control device of motorcycle starting motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101598127A CN102820778A (en) | 2011-06-09 | 2011-06-09 | Boost control device of motorcycle starting motor |
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| CN102820778A true CN102820778A (en) | 2012-12-12 |
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| CN2011101598127A Pending CN102820778A (en) | 2011-06-09 | 2011-06-09 | Boost control device of motorcycle starting motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI665541B (en) * | 2018-04-27 | 2019-07-11 | 三陽工業股份有限公司 | Method for controlling motorcycle power |
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| TWI665541B (en) * | 2018-04-27 | 2019-07-11 | 三陽工業股份有限公司 | Method for controlling motorcycle power |
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