WO2014050182A1 - Engine starter - Google Patents
Engine starter Download PDFInfo
- Publication number
- WO2014050182A1 WO2014050182A1 PCT/JP2013/060728 JP2013060728W WO2014050182A1 WO 2014050182 A1 WO2014050182 A1 WO 2014050182A1 JP 2013060728 W JP2013060728 W JP 2013060728W WO 2014050182 A1 WO2014050182 A1 WO 2014050182A1
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- WIPO (PCT)
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- engine
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- ignition
- voltage
- generator
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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
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N3/00—Other muscle-operated starting apparatus
- F02N3/04—Other muscle-operated starting apparatus having foot-actuated levers
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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
- F02P1/00—Installations having electric ignition energy generated by magneto- or dynamo- electric generators without subsequent storage
- F02P1/08—Layout of circuits
- F02P1/083—Layout of circuits for generating sparks by opening or closing a coil circuit
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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
- F02P1/00—Installations having electric ignition energy generated by magneto- or dynamo- electric generators without subsequent storage
- F02P1/08—Layout of circuits
- F02P1/086—Layout of circuits for generating sparks by discharging a capacitor into a coil circuit
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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
- F02P3/00—Other installations
- F02P3/005—Other installations having inductive-capacitance energy storage
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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
- F02P3/00—Other installations
- F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
- F02P3/04—Layout of circuits
- F02P3/0407—Opening or closing the primary coil circuit with electronic switching means
- F02P3/0435—Opening or closing the primary coil circuit with electronic switching means with semiconductor devices
- F02P3/0442—Opening or closing the primary coil circuit with electronic switching means with semiconductor devices using digital techniques
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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
- F02P3/00—Other installations
- F02P3/06—Other installations having capacitive energy storage
- F02P3/08—Layout of circuits
- F02P3/0807—Closing the discharge circuit of the storage capacitor with electronic switching means
- F02P3/0838—Closing the discharge circuit of the storage capacitor with electronic switching means with semiconductor devices
- F02P3/0846—Closing the discharge circuit of the storage capacitor with electronic switching means with semiconductor devices using digital techniques
Definitions
- the present invention relates to an engine starter mounted on a vehicle such as a motorcycle, and more particularly to an engine starter capable of starting an engine efficiently in a starter having a cranking means by a cell motor or a kick operation.
- a kick start system that generates power by cranking means that steps down the kick pedal and rotates the crankshaft, and supplies the power to the ignition system to operate the ignition system and start the engine. It has been.
- cranking means that steps down the kick pedal and rotates the crankshaft
- the electric power consumed by the ignition coil and ignition capacitor is large. Therefore, in a kick start system, if a user with weak kicking force performs a kick operation, the engine cranking speed is low, and if the engine does not normally explode, the charge generated by the power generation is discharged every time. Even so, there was a phenomenon that the engine could not be started due to insufficient charge required for starting ignition.
- Patent Document 1 for example, at the time of kick start, the kick operation is performed before the ignition switch is turned on to store the charge in the start capacitor, and then the kick operation is performed again after the ignition switch is turned on.
- an engine starting device is disclosed in which the engine is started by a single kick operation.
- the present invention has been proposed in view of the above circumstances, and an object of the present invention is to provide an engine starter that can perform a reliable and efficient engine start by eliminating a useless kick operation.
- the present invention provides a crankshaft (11) constituting an engine, a generator (2) rotating in synchronization with the rotation of the crankshaft (11), and the generator (2).
- a spark plug (12) that uses the electric power of the spark to ignite a spark, an ignition coil (5) that supplies a high voltage to the spark plug (12), and the crankshaft (11) that rotates to start the engine
- An engine starter comprising: cranking means for switching; switching means (transistor 63) for performing on / off control of a voltage applied to the spark plug (12); and CPU (64) for controlling the switching means.
- the CPU (64) detects a monitor voltage between the storage capacitor (62) and the ignition coil (5), and switches the switching means (transistor 63) only when the monitor voltage becomes equal to or higher than a predetermined voltage. It is characterized by being in a conductive state.
- Claim 2 utilizes the crankshaft (11) constituting the engine, the generator (2) rotating in synchronization with the rotation of the crankshaft (11), and the electric power from the generator (2).
- an engine starter comprising switching means (thyristor 72) for performing on / off control of a voltage applied to the spark plug (12), and a CPU (64) for controlling the switching means
- a storage capacitor (62) connected in parallel with the generator (2) with respect to the ignition coil (5);
- An ignition high voltage generation circuit (69) is connected to the storage capacitor (62), and an ignition capacitor (70) is connected between the ignition high voltage generation circuit (69) and the ignition coil (5).
- the CPU (64) detects a monitor voltage between the ignition capacitor (70) and the switching means (thyristor 72), and only when the monitor voltage exceeds a predetermined voltage, the switching means (th
- the generator (2) is disposed between the power storage capacitor (62) and the power generator (2) from the power storage capacitor (62) side.
- blocks the electric current to the side is arrange
- the engine starter of the third aspect includes a battery (4) for storing electric power generated by the generator (2), wherein the battery (4) is upstream of the diode (61). It is characterized by being arranged on the side.
- the power from the generator (2) is supplied to the CPU (64) upstream of the CPU (64).
- a CPU power supply (66) for supplying power is arranged, and a CPU power supply capacitor (67) for stabilizing the voltage to the CPU (64) is disposed between the CPU (64) and the CPU power supply (66).
- the storage capacitor (62) is arranged further upstream of the CPU power supply (66).
- the cranking means is a cell motor that is rotated by electric power supplied from the battery (4), and a rotational force of the cell motor is converted to the crankshaft ( 11) It is characterized by comprising a transmission device for transmission.
- a seventh aspect of the present invention is the engine starting device according to any one of the first to sixth aspects, wherein the cranking means transmits a kick pedal and a rotational force of the kick pedal to the crankshaft (11). It is characterized by comprising a transmission device.
- the engine is mounted on a vehicle, and the cranking means includes a drive wheel and the drive wheel. It is characterized by comprising a transmission device for transmitting the rotational force to the crankshaft (11) when turning.
- the power is stored in the storage capacitor (62) without consuming the electric power.
- the transistor (63) can be used as switching means for performing on / off control of the voltage applied to the spark plug (12), and the storage capacitor (62) is connected to the storage capacitor (62) by the CPU (64).
- the CPU (64) By detecting the monitor voltage between the ignition coils (5), a full-transistor engine starting device can be obtained.
- the thyristor (72) can be used as switching means for performing on / off control of the voltage applied to the spark plug (12), and an ignition high voltage generating circuit is connected to the storage capacitor (62). (69) and an ignition capacitor (70) connected between the ignition high voltage generation circuit (69) and the ignition coil (5).
- the CPU (64) and the ignition capacitor (70) are connected to the switching means. By detecting the monitor voltage between them, a CDI engine starting device can be obtained.
- the CPU power supply (66) and the CPU power supply capacitor (67) By arranging the CPU power supply (66) and the CPU power supply capacitor (67), stable power can be supplied to the CPU (64). In addition to the CPU power supply capacitor (67), the CPU power supply (66) Since the storage capacitor (62) is arranged upstream, the power applied to the ignition coil (5) can be stored efficiently.
- the ignition device included in the engine starter includes a full-transistor type in which the primary current of the ignition coil is cut off by the ignition transistor to cause a current change in the primary coil, and the charge accumulated in the capacitor is matched to the ignition timing. It is roughly divided into the CDI type that discharges to the primary coil.
- a full-transistor engine starter to which the present invention is applied is shown in FIG.
- the engine starter is connected to an engine (internal combustion engine) 1 and a crankshaft 11 of the engine (internal combustion engine) 1, and an AC generator 2 that rotates in synchronization with the rotation of the crankshaft 11 and an AC generator 2 are generated.
- a regulator 3 that outputs a DC voltage by half-wave rectifying an AC voltage to be output, a battery 4 to which a DC voltage output from the regulator 3 is supplied, and a spark plug 12 that is attached to the upper end of a cylinder 10 of the engine 1
- An ignition coil 5 for supplying a high voltage and a full transistor type (dielectric discharge type) ignition unit 6 for controlling the voltage applied to the ignition coil 5 are provided.
- the crankshaft 11 of the engine 1 is connected with a cranking means comprising a kick pedal or a starter motor (not shown) and a transmission device for transmitting the pedaling force of the kick pedal or the rotational force of the cell motor or the like to the crankshaft 11.
- the cranking means is configured such that the engine can be started by sliding the piston 13 in the cylinder 10 by rotating the crankshaft 11 by the depression force of the kick pedal or driving of the starter motor.
- the cell motor is configured to rotate by electric power supplied from the battery 4.
- the cranking means is composed of, for example, drive wheels that are rear wheels and a transmission device that transmits the rotational force to the crankshaft 11 when the drive wheels are rotated.
- the spark plug 12 mounted on the upper end of the cylinder 10 uses a voltage applied to the ignition coil 5 to cause a spark discharge in the cylinder 10 to ignite and burn a mixed gas of gasoline and air.
- the regulator 3 half-wave rectifies the AC voltage generated by the AC generator 2 and outputs a DC voltage.
- the DC voltage output from the regulator 3 is supplied for lighting the headlight 9 of the vehicle and charged to the battery 4 and applied to the ignition unit 6 and the ignition coil 5 as a DC voltage of 12 to 15 volts.
- the ignition coil 5 includes a primary coil 51 connected to the positive side of the battery 4 to which a DC voltage is applied, and a secondary coil connected to the positive side of the spark plug 12 and generating a voltage corresponding to a current change in the primary coil. 52. Power supply to the primary coil 51 and interruption thereof are controlled by an ignition unit 6 described later. The secondary coil 52 is supplied with a high voltage generated according to the current change of the primary coil 51.
- the ignition unit 6 includes a diode 61 connected so that the direction of the ignition coil 5 from the battery 4 side is a forward direction, and a storage capacitor that serves as an ignition plug power source with one connected to the cathode side of the diode 61 and the other grounded 62, a transistor (switching means) 63 that performs on / off control of the current flowing through the primary coil 51, a CPU 64 that controls the conduction timing of the transistor (switching means) 63, and a DC voltage to the CPU 64 via the power line 65.
- It comprises a CPU power supply 66 to be supplied, a CPU power supply capacitor 67 for stabilizing the voltage to the CPU 64, and a voltage detection line 68 connected between the cathode side of the diode 61 and the storage capacitor 62 and the CPU.
- the storage capacitor 62 stores the electric charge generated in the AC generator 2 by the rotation of the crankshaft 11 when the cranking means is operated by the depression force of the kick pedal or the rotational force of the cell motor.
- the CPU power supply 66 is arranged on the upstream side of the CPU 64 (the AC generator 2 side) in order to supply the power from the AC generator 2 to the CPU 64.
- the storage capacitor 62 is disposed further upstream of the CPU power supply 66.
- the battery 4 is disposed upstream of the diode 61.
- the CPU power supply capacitor 67 is connected between the power supply line 65 and the ground, and keeps the power supply voltage supplied to the CPU 64 constant.
- the collector of the transistor (switching means) 63 is connected to the primary coil 51, and the emitter of the transistor 32 is grounded.
- the CPU 64 detects the monitor voltage between the storage capacitor 62 and the primary coil 51 via the voltage detection line 68, and only when the monitor voltage exceeds a predetermined voltage set in advance, the gate of the transistor (switching means) 63 Is applied to the ON state, a current flows from the primary coil 51 to the collector-emitter of the transistor 63, a high voltage is generated in the secondary coil 52, and the spark plug 12 is ignited.
- the diode 61 is for preventing current from flowing from the storage capacitor 62 side to the AC generator 2 side.
- an engine starter in which the present invention is applied to the CDI type that discharges the electric charge accumulated in the engine start capacitor to the primary coil in accordance with the ignition timing will be described with reference to FIG.
- the engine starter may be configured to start the engine only by a kick operation of a kick pedal connected to the cranking means without including the battery 4 that charges the electric power generated by the AC generator 2.
- an ignition high voltage generation circuit 69 that converts a DC voltage obtained by half-wave rectification of the AC voltage generated by the AC generator 2 into a high voltage, and an ignition capacitor that stores electric charge 70 is connected.
- the ignition high voltage generation circuit 69 includes a converter that boosts an input voltage to about 300 V and outputs the boosted voltage.
- a trigger circuit 71 controlled by the CPU 64 is connected with a thyristor 72 that is turned on by applying a pulse voltage to the gate.
- the CPU 64 detects the applied voltage of the ignition capacitor 70 applied to the primary coil 51 of the ignition coil 5 through the voltage detection line 68 as a monitor voltage, and when the monitor voltage becomes equal to or higher than a preset predetermined voltage,
- the trigger circuit 71 is controlled to output a trigger pulse to the gate of a thyristor (switching means) 72.
- the trigger pulse from the trigger circuit 71 causes the thyristor (switching means) 72 to be in a conducting (ignition) state, and the charge accumulated in the ignition capacitor 70 is discharged to the primary coil 51 in accordance with the ignition timing, and the secondary coil 52 is high. A voltage is generated and the spark plug 12 is ignited.
- the thyristor 72 has a current value that flows through the thyristor 72 when the electric charge accumulated in the ignition capacitor 70 flows to the primary coil 51 in accordance with the ignition timing and then the discharge of the ignition capacitor 70 is completed and the electric charge becomes zero. Since the value becomes 0, the arc is naturally extinguished at this timing.
- the crankshaft 11 is rotated by operating the cranking means by the depression force of the kick pedal or the rotational force of the cell motor (step 81).
- the alternator 2 generates power by the rotation of the rotor of the alternator 2 connected to the crankshaft 11 (step 82).
- the electric power generated by the AC generator 2 is stored in the storage capacitor 62 (step 83).
- the CPU 64 detects the voltage (storage state) by the storage capacitor 62 via the voltage detection line 68, and determines whether or not it is equal to or higher than the specified voltage (step 84).
- step 81 to step 83 are repeated. That is, when there is no voltage (electrical energy) necessary for ignition in the storage capacitor 62, the energy is preserved without energizing the ignition coil 5, and the voltage of the storage capacitor 62 increases every time the kick pedal is kicked. To do.
- the CPU 64 When the voltage value is equal to or higher than the specified voltage, the CPU 64 operates and outputs a pulse signal to the gate of the transistor (switching means) 63 to make it conductive (step 85). That is, the CPU 64 can confirm that the voltage of the storage capacitor 62 has risen to a voltage necessary for ignition in the ignition coil 5 by the voltage detection line 68, and when the ignition timing comes, the transistor (switching means). 63 is turned on and ignition by the ignition coil 5 is performed.
- step 86 When a current flows through the primary coil 51 of the ignition coil 5, a high voltage is applied to the secondary coil 52, and an ignition process by the spark plug 12 is executed (step 86). Since the CPU 64 itself in the ignition unit 6 consumes less power and can be driven at a low voltage, once it is kicked, continuous operation is possible with the electric energy of the CPU power supply capacitor 67 for a long time.
- step 83 the electric power generated by the AC generator 2 is stored in the storage capacitor 62, and the ignition high voltage generation circuit 69 outputs a high voltage corresponding to the storage voltage.
- the electricity is stored in the ignition capacitor 70.
- step 84 the CPU 64 detects the voltage (charged state) by the ignition capacitor 70 via the voltage detection line 68, and determines whether or not the voltage is equal to or higher than the specified voltage. If the voltage value is equal to or higher than the specified voltage, the CPU 64 is activated to output a trigger pulse to the gate of the thyristor (switching means) 72, thereby turning on (step 85).
- the storage capacitor 62 (FIG. 1) and the ignition capacitor 70 (FIG. 2) are required to start the engine. It is possible to store electrical energy. Therefore, since a high voltage can be reliably supplied to the primary coil 51 of the ignition coil 5, a large ignition energy can be supplied to the spark plug 12, and the engine can be reliably started. Further, even in a small AC generator (AGC) unsuitable for kick start, since reliable kick start is possible, there is an advantage that the AGC can be reduced in size and weight.
- AGC AC generator
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- Combustion & Propulsion (AREA)
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Abstract
Description
そのため、キック始動システムにおいては、キック力の弱いユーザがキック操作した場合、エンジンのクランキング速度が低く、エンジンの正常な爆発に至らない場合、発電による電荷が毎回放電されるため、何回キックしても始動点火に必要な電荷が不足し、エンジンが始動できないという現象が生じていた。 When the battery has run out in a motorcycle, the power necessary for starting ignition of the engine cannot be supplied from the battery. In such a case, a kick start system is known that generates power by cranking means that steps down the kick pedal and rotates the crankshaft, and supplies the power to the ignition system to operate the ignition system and start the engine. It has been. When the engine is started, the electric power consumed by the ignition coil and ignition capacitor is large.
Therefore, in a kick start system, if a user with weak kicking force performs a kick operation, the engine cranking speed is low, and if the engine does not normally explode, the charge generated by the power generation is discharged every time. Even so, there was a phenomenon that the engine could not be started due to insufficient charge required for starting ignition.
前記イグニッションコイル(5)に対して前記発電機(2)と並列接続された蓄電コンデンサ(62)を備え、
前記CPU(64)は、前記蓄電コンデンサ(62)と前記イグニッションコイル(5)間のモニタ電圧を検知するとともに、前記モニタ電圧が所定電圧以上になった時のみ、前記スイッチング手段(トランジスタ63)を導通状態にすることを特徴としている。 In order to achieve the above object, the present invention provides a crankshaft (11) constituting an engine, a generator (2) rotating in synchronization with the rotation of the crankshaft (11), and the generator (2). A spark plug (12) that uses the electric power of the spark to ignite a spark, an ignition coil (5) that supplies a high voltage to the spark plug (12), and the crankshaft (11) that rotates to start the engine An engine starter comprising: cranking means for switching; switching means (transistor 63) for performing on / off control of a voltage applied to the spark plug (12); and CPU (64) for controlling the switching means.
A storage capacitor (62) connected in parallel to the generator (2) with respect to the ignition coil (5),
The CPU (64) detects a monitor voltage between the storage capacitor (62) and the ignition coil (5), and switches the switching means (transistor 63) only when the monitor voltage becomes equal to or higher than a predetermined voltage. It is characterized by being in a conductive state.
前記イグニッションコイル(5)に対して前記発電機(2)と並列接続された蓄電コンデンサ(62)と、
前記蓄電コンデンサ(62)に点火高電圧発生回路(69)を接続するとともに、前記点火高電圧発生回路(69)と前記イグニッションコイル(5)との間に接続された点火コンデンサ(70)を備え、
前記CPU(64)は、前記点火コンデンサ(70)と前記スイッチング手段(サイリスタ72)間のモニタ電圧を検知するとともに、前記モニタ電圧が所定電圧以上になった時のみ、前記スイッチング手段(サイリスタ72)を導通状態にすることを特徴としている。
A storage capacitor (62) connected in parallel with the generator (2) with respect to the ignition coil (5);
An ignition high voltage generation circuit (69) is connected to the storage capacitor (62), and an ignition capacitor (70) is connected between the ignition high voltage generation circuit (69) and the ignition coil (5). ,
The CPU (64) detects a monitor voltage between the ignition capacitor (70) and the switching means (thyristor 72), and only when the monitor voltage exceeds a predetermined voltage, the switching means (thyristor 72). Is in a conductive state.
エンジン始動装置が備える点火装置には、点火コイルの一次コイルへの通電を点火トランジスタにより遮断して一次コイルに電流変化を生じさせるフルトランジスタ式と、コンデンサに蓄積された電荷を点火時期に合わせて一次コイルへ放電するCDI式とに大別される。先ず、本発明を適用したフルトランジスタ式のエンジン始動装置について図1に示す。 Hereinafter, an engine starter of the present invention mounted on a vehicle such as a motorcycle will be described with reference to the drawings.
The ignition device included in the engine starter includes a full-transistor type in which the primary current of the ignition coil is cut off by the ignition transistor to cause a current change in the primary coil, and the charge accumulated in the capacitor is matched to the ignition timing. It is roughly divided into the CDI type that discharges to the primary coil. First, a full-transistor engine starter to which the present invention is applied is shown in FIG.
エンジン1が自動二輪車に搭載される場合、クランキング手段は、例えば後輪である駆動輪と、この駆動輪を回した際にその回転力をクランク軸11に伝達する伝達装置から構成される。 The
When the
一次コイル51への給電およびその遮断は、後述する点火ユニット6で制御される。2次コイル52には、一次コイル51の電流変化に応じて発生した高電圧が供給される。 The
Power supply to the
ダイオード61は、蓄電コンデンサ62側から交流発電機2側へ電流が流れないようにするためのものである。 The
The
また、エンジン始動装置は、交流発電機2による発生電力を充電するバッテリ4を備えることなく、クランキング手段に連結されたキックペダルのキック操作でのみエンジン始動を行うようにしてもよい。 Next, an engine starter in which the present invention is applied to the CDI type that discharges the electric charge accumulated in the engine start capacitor to the primary coil in accordance with the ignition timing will be described with reference to FIG. In FIG. 2, parts having the same configuration as in FIG.
Further, the engine starter may be configured to start the engine only by a kick operation of a kick pedal connected to the cranking means without including the battery 4 that charges the electric power generated by the
一次コイル51と接地間には、CPU64で制御されるトリガ回路71により、ゲートにパルス電圧が印加されることで導通するサイリスタ72が接続されている。 Between the
Between the
キックペダルの踏力又はセルモータの回転力により交流発電機2が発電する場合、発電した電気エネルギーの大部分は、イグニッションコイル5で消費されることが知られている。CPU64による点火信号によりスイッチング手段としてのトランジスタ63(サイリスタ72)が導通状態となってイグニッションコイル5が通電するが、イグニッションコイル5に点火のための大電流が流れた途端、蓄電コンデンサ62(点火コンデンサ70)の電源電圧が低下し点火ユニット6が停止して点火できない状況が生じる。 Next, the operation of the engine starter described in FIGS. 1 and 2 will be described with reference to the flowchart of FIG.
It is known that when the
クランク軸11に連結している交流発電機2の回転子の回転により交流発電機2が発電する(ステップ82)。 According to the engine starting device described above, first, the
The
蓄電コンデンサ62による電圧(蓄電状態)をCPU64が電圧検出線68を介して検知し、規定電圧以上であるかどうかについて判断する(ステップ84)。 The electric power generated by the
The
点火ユニット6内のCPU64自体の消費電力は少なく、また低電圧で駆動可能なので、一度キックしたら長時間CPU電源コンデンサ67の電気エネルギーで連続動作が可能になる。 When a current flows through the
Since the
また、キック始動に不向きな小型の交流発電機(AGC)においても、確実なキック始動が可能になるため、AGCの小型化及び軽量化を図ることができるという利点もある。 According to the engine starting device described above, even if a person who cannot step down the kick pedal strongly (low pedaling force) kicks several times, the storage capacitor 62 (FIG. 1) and the ignition capacitor 70 (FIG. 2) are required to start the engine. It is possible to store electrical energy. Therefore, since a high voltage can be reliably supplied to the
Further, even in a small AC generator (AGC) unsuitable for kick start, since reliable kick start is possible, there is an advantage that the AGC can be reduced in size and weight.
Claims (8)
- エンジンを構成するクランク軸(11)と、該クランク軸(11)の回転に同期して回転する発電機(2)と、該発電機(2)からの電力を利用して火花を飛ばす点火プラグ(12)と、該点火プラグ(12)に高電圧を供給するイグニッションコイル(5)と、前記エンジンを始動させるために前記クランク軸(11)を回転させるクランキング手段と、前記点火プラグ(12)に印加する電圧のオン・オフ制御を行うスイッチング手段(63)と、前記スイッチング手段を制御するCPU(64)を備えたエンジン始動装置において、
前記イグニッションコイル(5)に対して前記発電機(2)と並列接続された蓄電コンデンサ(62)を備え、
前記CPU(64)は、前記蓄電コンデンサ(62)と前記イグニッションコイル(5)間のモニタ電圧を検知するとともに、前記モニタ電圧が所定電圧以上になった時のみ、前記スイッチング手段(63)を導通状態にする
ことを特徴としたエンジン始動装置。 Crankshaft (11) constituting the engine, a generator (2) that rotates in synchronization with the rotation of the crankshaft (11), and an ignition plug that uses the electric power from the generator (2) to fly a spark (12), an ignition coil (5) for supplying a high voltage to the spark plug (12), cranking means for rotating the crankshaft (11) to start the engine, and the spark plug (12 In an engine starter comprising a switching means (63) for performing on / off control of a voltage applied to) and a CPU (64) for controlling the switching means,
A storage capacitor (62) connected in parallel to the generator (2) with respect to the ignition coil (5),
The CPU (64) detects the monitor voltage between the storage capacitor (62) and the ignition coil (5), and conducts the switching means (63) only when the monitor voltage exceeds a predetermined voltage. An engine starter characterized by being in a state. - エンジンを構成するクランク軸(11)と、該クランク軸(11)の回転に同期して回転する発電機(2)と、該発電機(2)からの電力を利用して火花を飛ばす点火プラグ(12)と、該点火プラグ(12)に高電圧を供給するイグニッションコイル(5)と、前記エンジンを始動させるために前記クランク軸(11)を回転させるクランキング手段と、前記点火プラグ(12)に印加する電圧のオン・オフ制御を行うスイッチング手段(72)と、前記スイッチング手段を制御するCPU(64)を備えたエンジン始動装置において、
前記イグニッションコイル(5)に対して前記発電機(2)と並列接続された蓄電コンデンサ(62)と、
前記蓄電コンデンサ(62)に点火高電圧発生回路(69)を接続するとともに、前記点火高電圧発生回路(69)と前記イグニッションコイル(5)との間に接続された点火コンデンサ(70)を備え、
前記CPU(64)は、前記点火コンデンサ(70)と前記スイッチング手段(72)間のモニタ電圧を検知するとともに、前記モニタ電圧が所定電圧以上になった時のみ、前記スイッチング手段(72)を導通状態にする
ことを特徴としたエンジン始動装置。 Crankshaft (11) constituting the engine, a generator (2) that rotates in synchronization with the rotation of the crankshaft (11), and an ignition plug that uses the electric power from the generator (2) to fly a spark (12), an ignition coil (5) for supplying a high voltage to the spark plug (12), cranking means for rotating the crankshaft (11) to start the engine, and the spark plug (12 In an engine starter comprising switching means (72) for performing on / off control of a voltage applied to) and a CPU (64) for controlling the switching means,
A storage capacitor (62) connected in parallel with the generator (2) with respect to the ignition coil (5);
An ignition high voltage generation circuit (69) is connected to the storage capacitor (62), and an ignition capacitor (70) is connected between the ignition high voltage generation circuit (69) and the ignition coil (5). ,
The CPU (64) detects a monitor voltage between the ignition capacitor (70) and the switching means (72), and conducts the switching means (72) only when the monitor voltage becomes a predetermined voltage or higher. An engine starter characterized by being in a state. - 前記蓄電コンデンサ(62)と前記発電機(2)との間に、前記蓄電コンデンサ(62)側から前記発電機(2)側への電流を遮断するダイオード(61)を配置する請求項1又は請求項2に記載のエンジン始動装置。 The diode (61) which interrupts | blocks the electric current from the said electrical storage capacitor (62) side to the said generator (2) side is arrange | positioned between the said electrical storage capacitor (62) and the said generator (2). The engine starter according to claim 2.
- 前記発電機(2)により発電される電力を蓄電するバッテリ(4)を備え、前記バッテリ(4)は、前記ダイオード(61)よりも上流側に配置される請求項3に記載のエンジン始動装置。 The engine starting device according to claim 3, further comprising a battery (4) for storing electric power generated by the generator (2), wherein the battery (4) is disposed upstream of the diode (61). .
- 前記CPU(64)の上流側に、前記発電機(2)からの電力をCPU(64)に供給するためのCPU電源(66)を配置し、
前記CPU(64)と前記CPU電源(66)との間に、CPU(64)への電圧を安定化させるためのCPU電源コンデンサ(67)を配置し、
前記蓄電コンデンサ(62)は、前記CPU電源(66)の更に上流側に配置させた
請求項1乃至請求項4のいずれか1項に記載のエンジン始動装置。 A CPU power source (66) for supplying power from the generator (2) to the CPU (64) is disposed upstream of the CPU (64).
A CPU power supply capacitor (67) for stabilizing the voltage to the CPU (64) is disposed between the CPU (64) and the CPU power supply (66),
The engine starter according to any one of claims 1 to 4, wherein the storage capacitor (62) is disposed further upstream of the CPU power supply (66). - 前記クランキング手段は、前記バッテリ(4)から供給される電力によって回転するセルモータと、前記セルモータの回転力を前記クランク軸(11)に伝達する伝達装置から成る請求項4又は請求項5に記載のエンジン始動装置。 The said cranking means consists of a cell motor rotated by the electric power supplied from the said battery (4), and the transmission device which transmits the rotational force of the said cell motor to the said crankshaft (11). Engine starter.
- 前記クランキング手段は、キックペダルと、該キックペダルの回転力を前記クランク軸(11)に伝達する伝達装置から成る請求項1乃至請求項6のいずれか1項に記載のエンジン始動装置。 The engine starting device according to any one of claims 1 to 6, wherein the cranking means includes a kick pedal and a transmission device that transmits a rotational force of the kick pedal to the crankshaft (11).
- 前記エンジンは車両に搭載されるものであって、クランキング手段は、駆動輪と、該駆動輪を回した際にその回転力を前記クランク軸(11)に伝達する伝達装置から成る請求項1乃至請求項7のいずれか1項に記載のエンジン始動装置。 The engine is mounted on a vehicle, and the cranking means includes a drive wheel and a transmission device that transmits the rotational force to the crankshaft (11) when the drive wheel is rotated. The engine starter according to any one of claims 7 to 7.
Priority Applications (4)
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BR112015005721-7A BR112015005721B1 (en) | 2012-09-26 | 2013-04-09 | ENGINE STARTING DEVICE |
MX2015003586A MX347129B (en) | 2012-09-26 | 2013-04-09 | Engine starter. |
CN201380048709.2A CN104662286B (en) | 2012-09-26 | 2013-04-09 | Engine starting gear |
JP2014538214A JP6069337B2 (en) | 2012-09-26 | 2013-04-09 | Engine starter |
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JP2012212305 | 2012-09-26 | ||
JP2012-212305 | 2012-09-26 |
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PCT/JP2013/060728 WO2014050182A1 (en) | 2012-09-26 | 2013-04-09 | Engine starter |
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JP (1) | JP6069337B2 (en) |
CN (1) | CN104662286B (en) |
BR (1) | BR112015005721B1 (en) |
MX (1) | MX347129B (en) |
TW (1) | TWI564479B (en) |
WO (1) | WO2014050182A1 (en) |
Cited By (4)
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JP2017045659A (en) * | 2015-08-27 | 2017-03-02 | 本田技研工業株式会社 | Ignition plug and ignition device for internal combustion engine with the same |
CN110901549A (en) * | 2019-12-10 | 2020-03-24 | 温州科丰汽车零部件有限公司 | Vehicle level sensor |
CN112654782A (en) * | 2018-09-10 | 2021-04-13 | 沃尔布罗有限责任公司 | Engine ignition control unit for improved engine starting |
US11418124B2 (en) | 2018-07-10 | 2022-08-16 | Rosenberger Hochfrequenztechnik Gmbh | Circuit for switching an AC voltage |
Families Citing this family (1)
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CN107535373B (en) * | 2017-09-08 | 2024-02-23 | 中国农业科学院兰州畜牧与兽药研究所 | Automatic metering device for livestock drinking water |
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- 2013-04-09 BR BR112015005721-7A patent/BR112015005721B1/en active IP Right Grant
- 2013-04-09 JP JP2014538214A patent/JP6069337B2/en active Active
- 2013-04-09 MX MX2015003586A patent/MX347129B/en active IP Right Grant
- 2013-04-09 WO PCT/JP2013/060728 patent/WO2014050182A1/en active Application Filing
- 2013-04-09 CN CN201380048709.2A patent/CN104662286B/en active Active
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Also Published As
Publication number | Publication date |
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MX2015003586A (en) | 2015-10-26 |
JPWO2014050182A1 (en) | 2016-08-22 |
TW201413105A (en) | 2014-04-01 |
JP6069337B2 (en) | 2017-02-01 |
CN104662286B (en) | 2017-11-28 |
TWI564479B (en) | 2017-01-01 |
CN104662286A (en) | 2015-05-27 |
MX347129B (en) | 2017-04-17 |
BR112015005721B1 (en) | 2022-02-15 |
BR112015005721A2 (en) | 2017-07-04 |
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