CN105464818B - Engine automatic stop and automatic start-control device - Google Patents

Engine automatic stop and automatic start-control device Download PDF

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Publication number
CN105464818B
CN105464818B CN201510542253.6A CN201510542253A CN105464818B CN 105464818 B CN105464818 B CN 105464818B CN 201510542253 A CN201510542253 A CN 201510542253A CN 105464818 B CN105464818 B CN 105464818B
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automatic
engine
control device
condition
automatic stop
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CN105464818A (en
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石川伸
石川伸一
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Hitachi Astemo Ltd
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Keihin Dock Co Ltd
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Abstract

Engine automatic stop and automatic start-control device are provided, the unnecessary automatic starting of engine in the case where not detecting the state of taking a seat of occupant, can be forbidden.Signal corresponding with the operation of brake is inputted to brake signal input terminal.Processing unit carries out being automatically stopped and self-drive control for engine.When meeting automatic stop condition, what processing unit execution made engine automatic stop is automatically stopped processing.When meeting automatic starting conditions in the case that engine is in and is automatically stopped, which performs the automatic start up process for making automatic engine start.In being automatically stopped of engine, meet the state of placement status decision condition duration reached placement decision threshold after, processing unit execution forbids automatic start of the execution of automatic start up process to forbid handling.Placement status decision condition includes brake and is not operated this condition.

Description

Engine automatic stop and automatic start-control device
Technical field
The present invention relates to the engine automatic stops applied to saddle-ride type vehicle and automatic start-control device.
Background technology
The following patent document 1 discloses the engine automatic stops and self-drive control dress for carrying out autobicycle It puts.For autobicycle, scenario occupant in being automatically stopped of engine leaves vehicle and places the situation of vehicle.Multiplying Seated user is left under the situation of vehicle, when the third party different from occupant operates throttle grip and meets automatic starting conditions When, automatic engine start.
In control device disclosed in patent document 1, the switch detection occupant that takes a seat is in the situation for state of taking a seat.With Occupant's takes a seat as condition, permits the automatic starting of engine.Therefore, when occupant does not take a seat, even if the third party operates Throttle grip, engine will not start automatically.
【Patent document 1】No. 4144722 bulletins of Japanese Patent Publication No.
In order to apply technology disclosed in patent document 1, for the various postures by bus of occupant, need accurately to examine Survey the detection sensor of taking a seat taken a seat.Detection sensor of taking a seat as carrying can cause the cost of vehicle to increase.
Invention content
The object of the present invention is to provide a kind of engine automatic stop and automatic start-control device, which stops automatically Only it can forbid the unnecessary of engine in the case where not detecting the state of taking a seat of occupant with automatic start-control device It is automatic to start.
The engine automatic stop and automatic start-control device of the saddle-ride type vehicle of 1st viewpoint of the invention have:
Brake signal input terminal is entered the corresponding signal of operation with brake;And
Processing unit, be automatically stopped and the self-drive control of progress engine,
When meeting automatic stop condition, what processing unit execution made engine automatic stop is automatically stopped processing,
When meeting automatic starting conditions in the case that the engine is in and is automatically stopped, the processing unit execution makes The automatic start up process of the automatic engine start,
In being automatically stopped of the engine, the duration for meeting the state of placement status decision condition reaches After placing decision threshold, the processing unit execution forbids automatic start of the execution of the automatic start up process to forbid handling,
The placement status decision condition includes following condition:The brake is not operated.
The engine automatic stop and automatic start-control device of the saddle-ride type vehicle of 2nd viewpoint of the invention are seen in addition to the 1st Other than the engine automatic stop of point and automatic starting control,
It also has the throttle opening amount signal input terminal for being entered throttle opening amount signal corresponding with throttle opening Son,
The placement status decision condition also includes following condition:The throttle opening forbids decision threshold in automatic starting Value is following.
The engine automatic stop and automatic start-control device of the saddle-ride type vehicle of 3rd viewpoint of the invention are in addition to the 1st He Other than the engine automatic stop of 2nd viewpoint and automatic starting control,
It also has the speed signal input terminal for being entered speed signal corresponding with speed,
The placement status decision condition also includes following condition:The speed automatic starting forbid decision threshold with Under.
The engine automatic stop and automatic start-control device of the saddle-ride type vehicle of 4th viewpoint of the invention in addition to the 1st~ Other than the engine automatic stop of 3rd viewpoint and automatic starting control,
It also has the battery voltage signal input terminal for being entered battery voltage signal corresponding with cell voltage,
The placement status decision condition also includes following condition:The amplitude of fluctuation of the cell voltage is in variation in voltage width It spends below threshold value.
The engine automatic stop and automatic start-control device of the saddle-ride type vehicle of 5th viewpoint of the invention in addition to the 1st~ Other than the engine automatic stop of 4th viewpoint and automatic starting control,
It also has the start signal input terminal being entered with the corresponding start signal of operation of firing switch,
The placement status decision condition also includes following condition:The firing switch is off.
In the engine automatic stop and automatic start-control device of the saddle-ride type vehicle of the 1st viewpoint, placed meeting After the duration of the state of state decision condition has reached placement decision threshold, the automatic start up process of engine is forbidden to hold Row, therefore even if in a state that occupant leaves vehicle, the third party operates throttle grip etc., does not also start and starts automatically Machine.Reach in the duration for the state for meeting placement status decision condition place decision threshold before carry out brake operating when, hair The automatic start up process of motivation is not prohibited.Therefore, it when meeting automatic starting conditions, performs at the automatic starting of engine Reason.It does not need to set the sensor for detecting occupant and taking a seat to determine whether to meet placement status decision condition.
In the engine automatic stop and automatic start-control device of the saddle-ride type vehicle of the 2nd viewpoint, placed meeting Before the duration of the state of state decision condition reaches placement decision threshold, when carrying out the operation of opening throttle, engine Automatic start up process be not prohibited.
In the engine automatic stop and automatic start-control device of the saddle-ride type vehicle of the 3rd viewpoint, placed meeting Before the duration of the state of state decision condition reaches placement decision threshold, when speed is more than automatic starting decision threshold, hair The automatic start up process of motivation is not prohibited.
In the engine automatic stop and automatic start-control device of the saddle-ride type vehicle of the 4th viewpoint, placed meeting The duration of the state of state decision condition reach place decision threshold before, when cell voltage changes, engine from Dynamic start up process is not prohibited.
In the engine automatic stop and automatic start-control device of the saddle-ride type vehicle of the 5th viewpoint, placed meeting Before the duration of the state of state decision condition reaches placement decision threshold, when operating firing switch, the automatic of engine rises Dynamic processing is not prohibited.
Description of the drawings
Fig. 1 is the side view of the saddle-ride type vehicle of engine automatic stop and automatic start-control device equipped with embodiment Figure.
Fig. 2 is the equivalent circuit diagram of the block diagram of ECU and the circuit comprising brake switch.
Fig. 3 is to be automatically stopped the flow handled with automatic starting control with what automatic starting control portion performed by being automatically stopped Figure.
Fig. 4 is the flow chart of automatic engine start determination processing performed in the step S11 of Fig. 3.
Label declaration
10:Engine;11:Air throttle;15:Trailing wheel;16:Front-wheel;17:Vehicle speed sensor;18:Side stand;20:Braking Bar;21:Throttle grip;22:Firing switch;23:Brake switch;24:Brake lamp;25:Battery;26:Voltage sensor;27: Crankshaft angle sensor;28:Engine load sensor;30:Electronic control unit (ECU);31:Input circuit;32:A/D is converted Circuit;33、34:Input circuit;35:Waveform shaping circuit;36:Input circuit;37:A/D conversion circuits;38、39:Input electricity Road;40:A/D conversion circuits;41:Firing circuit;42:Drive circuit of injector;43:Motor drive circuit;44:ROM;45: RAM;46:Place supervision timer;50:Central processing unit (CPU);51:Engine speed calculating portion;52:Throttle opening Calculating part;53:Speed calculating part;54:Cell voltage calculating portion;55:It is automatically stopped and automatic starting control portion;60:Ignition lead Circle;61:Fuel injector;62:Start motor;70:Brake signal input terminal;71:Start signal input terminal;72:Bent axle arteries and veins Rush input terminal;73:Throttle opening amount signal input terminal;74:Speed signal input terminal;75:Battery voltage signal inputs Terminal;BS:Brake signal;NE:Engine speed;SS:Start signal;TH:Throttle opening;VB:Cell voltage;VS:Speed.
Specific embodiment
With reference to Fig. 1, illustrate the saddle riding type vehicle of engine automatic stop and automatic start-control device equipped with embodiment Structure.
Fig. 1 shows the side of the saddle-ride type vehicle of engine automatic stop and automatic start-control device equipped with embodiment View.Engine 10 drives trailing wheel 15.Air throttle 11 adjusts the air inflow to engine 10.Vehicle speed sensor 17 generate the period with The corresponding pulse signal of rotary speed of front-wheel 16.Generated pulse signal is input into electronic control unit (ECU) 30. When occupant leaves vehicle, by the way that side stand 18 is made to become erected state, vehicle oneself is made to stand.In driving, side stand 18 It is set as collapsed state.Side stand 18 can also be substituted and center bearing bracket is set.
By the brake bar 20 provisioned in the handle of left and right, brake operating is carried out.Brake signal is input into ECU 30, the system Dynamic signal represents the state of brake switch being opened and closed in linkage with brake bar 20.When occupant holds brake bar 20, system Dynamic switch is turned on, and when discharging brake bar 20, brake switch becomes off-state.
Equipped with throttle grip 21 in right hand grip.By the rotation of throttle grip 21, control air throttle 11 is opened Degree.Equipped with firing switch 22 on handle.By operating firing switch 22, start signal is input to ECU 30.Battery 25 to ECU 30, the supply electric power such as motor is started.Voltage sensor 26 measures the voltage of battery 25, and measurement result is input to ECU 30。
Then, the function of ECU 30 is illustrated with reference to Fig. 2.The engine automatic stop of embodiment and automatic start-control device Function realized by ECU 30.
The equivalent circuit diagram of circuit Fig. 2 shows the block diagram of ECU 30 and comprising brake switch 23.By battery 25, Brake switch 23 and Brake lamp 24 constitute closed circuit.Brake switch 23 is opened and closed in linkage with brake bar 20 (Fig. 1).When When brake switch 23 is closed, Brake lamp 24 is lighted.
Opening and closing with brake switch 23 be performed in accordance with variation brake signal be input into ECU 30 brake signal it is defeated Enter terminal 70.The start signal input terminal 71 of ECU 30 is input into the corresponding start signal of operation of firing switch 22. Crankshaft angle sensor 27 corresponds to the rotation of the bent axle of engine 10 (Fig. 1), generates CRANK PULSES.Generated CRANK PULSES quilt It is input to the CRANK PULSES input terminal 72 of ECU 30.
Engine load sensor 28 generates throttle opening amount signal corresponding with the aperture of air throttle 11 (Fig. 1).Solar term Door opening amount signal is input into the throttle opening amount signal input terminal 73 of ECU 30.Vehicle speed sensor 17 generates corresponding with speed Speed signal.Speed signal is input into the speed signal input terminal 74 of ECU 30.Voltage sensor 26 exports and battery The 25 corresponding battery voltage signal of voltage.The battery voltage signal is input into the battery voltage signal input terminal of ECU 30 75。
The brake signal of brake signal input terminal 70 is input to after filtering process has been carried out by input circuit 31, quilt A/D conversion circuits 32 are input to, carry out A/D conversions.The transformed brake signal BS of A/D are input into central processing unit (CPU)50.The start signal for being input to start signal input terminal 71 is filtered by input circuit 33.Filtering process Start signal SS afterwards is input into CPU 50.
The CRANK PULSES for being input to CRANK PULSES input terminal 72 is filtered, by input circuit 34 by waveform After shaping circuit 35 carries out waveform shaping, it is input into CPU 50.The engine speed calculating portion 51 of CPU 50 is whole according to waveform CRANK PULSES after shape calculates engine speed NE.
The throttle opening amount signal for being input to throttle opening amount signal input terminal 73 is filtered by input circuit 36 Wave processing after carrying out A/D conversions by A/D conversion circuits 37, is input into CPU 50.The throttle opening calculating part 52 of CPU 50 Throttle opening TH is calculated according to throttle opening amount signal.
The speed signal of speed signal input terminal 74 has been input to after being filtered by input circuit 38, it is defeated Enter to CPU 50.The speed calculating part 53 of CPU 50 calculates vehicle velocity V S according to speed signal.
The battery voltage signal for being input to battery voltage signal input terminal 75 is filtered by input circuit 39 Reason after carrying out A/D conversions by A/D conversion circuits 40, is input into CPU 50.The cell voltage calculating portion 54 of CPU 50 is according to electricity Cell voltage signal calculates cell voltage VB.
CPU 50 is also included and is automatically stopped and automatic starting control portion 55.It is automatically stopped and automatic 55 basis of starting control portion The various information of vehicles of saddle-ride type vehicle carry out being automatically stopped and self-drive control for engine 10 (Fig. 1).Later, join Illustrate to be automatically stopped the detailed processing with automatic starting control portion 55 according to Fig. 3 and Fig. 4.
ECU 30 includes firing circuit 41, drive circuit of injector 42, motor drive circuit 43, ROM 44, RAM 45 With placement supervision timer 46.
Be stored in ROM 44 the engine speed calculating portion 51 for being used to implement CPU 50, throttle opening calculating part 52, It speed calculating part 53, cell voltage calculating portion 54 and is automatically stopped and the computer journey of the function in automatic starting control portion 55 etc. Sequence.RAM 45 is stored in the various data for being automatically stopped and being used in the processing in automatic starting control portion 55.For example, in RAM 45 In ensure to be useful for identification engine whether the mark in automatic stop condition, for identifying whether engine rises in automatic The storage region of the mark of dynamic state etc..It is automatically stopped the setting for automatic starting control portion 55 place supervision timer 46 And place the expired detection of supervision timer 46.
41 drive ignition coil 60 of firing circuit.Drive circuit of injector 42 drives fuel injector 61.Motor drive circuit 43 drivings start motor 62.Firing circuit 41, drive circuit of injector 42 and motor drive circuit 43 by CPU 50 into Row control.
Then, with reference to Fig. 3 and Fig. 4, illustrate to be automatically stopped the processing with automatic starting control portion 55 (Fig. 2).
Fig. 3 shows to be automatically stopped and automatic starting control with what automatic starting control portion 55 (Fig. 2) performed by being automatically stopped The flow chart of processing.Be automatically stopped with automatic starting control processing every certain period, such as 100ms period and risen It is dynamic.
Starting be automatically stopped with automatic starting control processing after, in step S01, judgement automatic stop condition whether be " in being automatically stopped ".Automatic stop condition such as being automatically stopped mark and be identified by RAM 45 (Fig. 2).Automatically stopping In the case that only state is " in being automatically stopped ", in step s 11, automatic engine start determination processing is performed.Reference later Fig. 4 illustrates to start the details of determination processing automatically.
In the case that judgement is " in non-automatic stopping " for automatic stop condition in step S01, in step S02, Judgement engine is automatically stopped processing whether in performing.In the case that be automatically stopped processing be not at it is in execution, In step S03, whether judgement engine stops.Specifically, if engine speed NE (Fig. 2) is 0, it is determined as engine It is positive to stop, in the case where engine speed NE is not 0, it is determined as that engine does not stop.
In the case of being determined as that engine does not stop in step S03, in step S04, whether judgement vehicle velocity V S (Fig. 2) Meet automatic stop condition.For example, in the case where current vehicle velocity V S is being automatically stopped below decision threshold of speed, judgement To meet automatic stop condition.
In the case of being determined as that vehicle velocity V S meets automatic stop condition in step S04, in step S05, judgement is started Whether machine rotating speed NE (Fig. 2) meets automatic stop condition.For example, sentence in current engine speed NE for being automatically stopped for rotating speed In the case of determining below threshold value, it is judged to meeting automatic stop condition.Decision threshold is automatically stopped as rotating speed, for example, by using Idling speed.
In the case of being determined as that engine speed NE meets automatic stop condition in step S05, in step S06, sentence Determine whether throttle opening TH (Fig. 2) meets automatic stop condition.For example, it is throttle opening in current throttle opening TH Be automatically stopped below decision threshold in the case of, be determined as meet be automatically stopped decision condition.As throttle opening from It is dynamic to stop decision threshold, for example, by using the throttle opening in idling.
In the case of being determined as that throttle opening TH meets automatic stop condition in step S06, in step S07, hold Row is automatically stopped processing.As an example, it in processing is automatically stopped, performs failure of fuel and igniting is interrupted.Stop automatically performing After only handling, in step S08, supervision timer 46 (Fig. 2), end processing are placed in setting.Supervision timer 46 is placed in quilt While setting, start timing.Supervision timer 46 is placed at the time of have passed through predetermined placement decision threshold to expire. As decision threshold is placed, for example, by using 3 minutes.
In the case of being determined as engine stop in step S03, it is provided in step S08 and places supervision timer 46 Later, end is handled.The situation that the flow of the processing is equivalent to the reasons why engine is due to other than being automatically stopped and stops.
In step S04~step S06, it is determined as in vehicle velocity V S, engine speed NE and throttle opening TH extremely In the case that few 1 does not meet automatic stop condition, do not perform step S07 is automatically stopped processing, and in step S08, if Placement location supervision timer 46.Engine 10 (Fig. 1) continues to drive as a result,.
It is determined as that being automatically stopped processing is in execution in step S02, in step S09, judgement is started Whether machine stops.The decision condition is identical with the decision condition of step S03.In the case where engine does not stop, in step S07 In, it continues to execute and is automatically stopped processing.
In the case of being determined as engine stop in step S09, in step slo, automatic stop condition is set as " in being automatically stopped ".After automatic stop condition is set as " in being automatically stopped ", setting, which is placed, in step S08 monitors timing Device 46, end processing.After automatic stop condition is set as " in being automatically stopped ", step S01 is performed in next cycle When, it is determined as that automatic stop condition is " in being automatically stopped ".Therefore, in next cycle, the engine of step S11 is performed certainly It is dynamic to start determination processing.
Fig. 4 shows the flow chart of the automatic engine start determination processing performed in step S11 (Fig. 3).First, in step In rapid S12, judge whether automatic starting state is " automatic start in ".In the situation that automatic starting state is " in automatic starting " Under, in step s 13, whether judgement engine speed NE (Fig. 2) meets starting decision condition.For example, in engine speed NE In the case of starting more than decision threshold, it is judged to meeting starting decision condition.
In the case of being determined as that engine speed NE meets starting decision condition in step s 13, in step S14, Terminate the automatic start up process of engine.For example, the driving for motor 62 (Fig. 2) that stop.It then, will in step S15 Automatic stop condition is set as " in non-automatic stopping ", in step s 16, automatic starting state is set as " non-automatic starting In ".
After step S16, in step S17, current cell voltage VB is set as cell voltage monitoring initial value. And then in step S18, supervision timer 46 is placed in setting.After placing supervision timer 46 and being set, opened from initial value Beginning timing.
In the case of being determined as that engine speed NE does not meet starting decision condition in step s 13, step S14 is not performed ~step S16, and perform step S17.In the flow of the processing, continue the automatic start up process of engine.
In the case of being determined as automatic starting state in step s 12 and being " in non-automatic starting ", in step S19, sentence Determine whether throttle opening TH (Fig. 2) meets automatic starting conditions.For example, it is throttle opening in current throttle opening TH It is automatic start more than decision threshold in the case of, be determined as that throttle opening TH meets automatic starting conditions.
In the case of being determined as that throttle opening TH meets automatic starting conditions in step S19, in step s 30, hold The automatic start up process of row.In automatic start up process, such as driving starts motor 62 (Fig. 2), and permit from fuel injector The fuel injection command output of driving circuit 42 (Fig. 2) and the igniting output from firing circuit 41 (Fig. 2).It is performing After automatic start up process, in step S31, automatic starting state is set as " in automatic starting ".By automatic starting state After being set as " in automatic starting ", when having started step S11 in next period, in step s 12, it is judged to starting shape automatically State is " automatic start in ".Therefore, step S13 is performed in next cycle.
In the case of being determined as that throttle opening TH does not meet automatic starting conditions in step S19, in step S20, It is made whether to meet the judgement of placement status decision condition.The determination processing for whether meeting placement status decision condition includes step Rapid S21~step S25.
In the step s 21, whether judgement brake switch 23 (Fig. 2) is off.Namely it is decided that it is whether carrying out Brake operating.The judgement is carried out according to brake signal BS (Fig. 2).In the case where brake switch 23 is on-state, that is, carry out In the case of the brake operating for holding brake bar 20 (Fig. 1), it is judged to being unsatisfactory for placement status decision condition.
In the case of being determined as brake switch 23 in the step s 21 and being off-state, in step S22, air throttle is judged Whether aperture TH (Fig. 2) in automatic starting forbids below decision threshold.For example, automatic start as throttle opening forbids sentencing Threshold value is determined, using idle opening degree.It has been more than in the case that decision threshold is forbidden in automatic starting, i.e., in current throttle opening TH In the case that occupant is just operating throttle grip 21 (Fig. 1), it is judged to being unsatisfactory for placement status decision condition.
It is determined as throttle opening TH in step S22 in the case where automatic starting is forbidden below decision threshold, in step In rapid S23, whether judgement vehicle velocity V S (Fig. 2) in automatic starting forbids below decision threshold.Automatic start as speed is forbidden Decision threshold, for example, by using the value identical with being automatically stopped decision threshold, being automatically stopped decision threshold is whether speed meets certainly The determinating reference (step S04) of dynamic stop condition.It has been more than the situation that decision threshold is forbidden in automatic starting in current vehicle velocity V S Under, i.e., in the case that vehicle does not stop, it is judged to being unsatisfactory for placement status decision condition.
It is determined as vehicle velocity V S in step S23 in the case where automatic starting is forbidden below decision threshold, in step S24 In, whether judgement cell voltage variation is below variation in voltage amplitude threshold.More specifically, the monitoring of judgement cell voltage is initial Whether value and the difference of current cell voltage VB (Fig. 2) are below variation in voltage amplitude threshold.It is initial as cell voltage monitoring Value, using the cell voltage VB being automatically stopped with the starting moment last time of automatic starting control processing (Fig. 3).Being automatically stopped and The variation of the cell voltage since when starting last time of automatic starting control processing has been more than the situation of variation in voltage amplitude threshold Under, it is judged to being unsatisfactory for placement status decision condition.Cell voltage variation has been more than that variation in voltage threshold value refers to the electricity such as headlamp Gas load is in running order.
In the case of being determined as cell voltage variation below variation in voltage amplitude threshold in step s 24, in step S25 In, whether judgement firing switch 22 (Fig. 2) is off.The judgement is carried out according to start signal SS.In firing switch 22 In the case of in an ON state, it is judged to being unsatisfactory for placement status decision condition.It is off in firing switch 22 In the case of, it is judged to meeting placement status decision condition.
As described above, judging condition relevant with brake switch 23 (Fig. 2) by step S21, being sentenced by step S22 Fixed condition relevant with throttle opening TH, the condition relevant with vehicle velocity V S judged by step S23, by step S24 Judgement change relevant condition with cell voltage and judged by step S25 with 22 relevant condition of firing switch quilt In the case of satisfaction, it is judged to meeting placement status decision condition.Furthermore it is possible to it omits at the judgement of step S21~step S25 A part of determination processing in reason.Such as, it is convenient to omit step S22~step S25, and only by the determination processing of step S21, Determine whether to meet placement status decision condition.
It is determined as in step S20 in the case of being unsatisfactory for placement status decision condition, in step S28, when will be current The cell voltage VB at quarter is set as cell voltage monitoring initial value.And then in step S29, supervision timer 46 is placed in setting (Fig. 2).Timing supervision timer 46 is placed as a result, since initial value.
It is determined as in step S20 in the case of meeting placement status decision condition, in step S26, prison is placed in judgement Whether expire depending on timer 46.In the case where placement supervision timer 46 is not expired, directly terminate to handle.
In the case of being determined as that placing supervision timer 46 has expired in step S26, in step s 27, perform automatic Starting is forbidden handling.Place supervision timer 46 from be set at the time of, by the time corresponding with placing decision threshold After expire.Therefore, when the duration for the state for meeting placement status decision condition, which reaches, places decision threshold, step is performed Automatic start of rapid S27 forbids handling.
After performing automatic starting and forbidding processing, the automatic start up process of engine is not started.Therefore, even if being expired The such operation of the automatic starting conditions of foot, the operation of such as rotation throttle grip 21 (Fig. 1), also do not start engine 10 automatically (Fig. 1).As an example, automatic start forbids processing to include the processing that automatic stop condition is set as to " in non-automatic stopping ". After automatic stop condition to be set as to " in non-automatic stopping ", in step S01 (Fig. 3), it is determined as automatic stop condition not It is " in being automatically stopped ".Therefore, do not perform the automatic engine start determination processing of step S11, also inoperative step S30 from Dynamic start up process.
In the above-described embodiments, the following conditions are included in placement status decision condition:Brake is not operated;Air throttle is opened Degree forbids below decision threshold in automatic starting;Speed forbids below decision threshold in automatic starting;The variation width of cell voltage Degree is below variation in voltage amplitude threshold;And firing switch is off.Placement status decision condition, which does not include, " to be taken Person does not take a seat " this condition.In this way, whether having taken a seat without judgement occupant, decide that out vehicle whether in placement status. Since the cost for not needing to realize vehicle for detecting the sensor whether occupant has taken a seat declines.Work as satisfaction When the state of placement status decision condition is continued with the time longer than placing decision threshold, forbid at the automatic starting of engine Reason, therefore even if placing vehicle in the state of engine automatic stop, can also avoid since the third party is to throttle grip Operation caused by engine automatic starting.
More than, according to embodiment, the present invention is described, however the present invention is not limited to these embodiments.For For those skilled in the art, it can carry out being obvious such as various changes, improvement, combination.

Claims (5)

1. a kind of engine automatic stop of saddle-ride type vehicle and automatic start-control device, the engine automatic stop and automatic Start-control device has the processing unit being automatically stopped with self-drive control for carrying out engine, when satisfaction is automatically stopped During condition, what processing unit execution made engine automatic stop is automatically stopped processing, in the engine in stopping automatically When meeting automatic starting conditions in the case of only, the processing unit execution makes at the automatic starting of the automatic engine start It manages, the engine automatic stop and automatic start-control device are characterized in that,
Also there is brake signal input terminal, which is entered the corresponding signal of operation with brake,
In being automatically stopped of the engine, the duration for meeting the state of placement status decision condition has reached placement After decision threshold, the processing unit execution forbids automatic start of the execution of the automatic start up process to forbid handling,
The placement status decision condition includes following condition:The brake is not operated.
2. the engine automatic stop of saddle-ride type vehicle according to claim 1 and automatic start-control device,
The engine automatic stop and automatic start-control device, which also have, to be entered air throttle corresponding with throttle opening and opens The throttle opening amount signal input terminal of signal is spent,
The placement status decision condition also includes following condition:The throttle opening automatic starting forbid decision threshold with Under.
3. the engine automatic stop of saddle-ride type vehicle according to claim 1 or 2 and automatic start-control device,
The engine automatic stop and automatic start-control device also have the speed for being entered speed signal corresponding with speed Signal input terminal,
The placement status decision condition also includes following condition:The speed forbids below decision threshold in automatic starting.
4. the engine automatic stop of saddle-ride type vehicle according to claim 1 or 2 and automatic start-control device,
The engine automatic stop and automatic start-control device, which also have, is entered cell voltage letter corresponding with cell voltage Number battery voltage signal input terminal,
The placement status decision condition also includes following condition:The amplitude of fluctuation of the cell voltage is in variation in voltage amplitude threshold Value is following.
5. the engine automatic stop of saddle-ride type vehicle according to claim 1 or 2 and automatic start-control device,
The engine automatic stop and automatic start-control device, which also have, is entered the corresponding starting of operation with firing switch The start signal input terminal of signal,
The placement status decision condition also includes following condition:The firing switch is off.
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