CN1353501A - Power generation control device for vehicle - Google Patents

Abstract

In the power generation controller for a vehicle, provided with a regulator that brings the phases of a polyphase alternating-current generator into regulated state at a first prescribed timing and thereafter sequentially brings the phases back from the regulated state, the regulator make different the bring-back starting phase, that is brought back from the regulated state in the first place during the present regulating period from that during the next regulating period.

Description

Power generation control device for vehicle

The present invention relates to the output current rectification of polyphase alternator and be controlled to be the power generation control device for vehicle, particularly each power generation control device for vehicle of being regulated on an equal basis of assigned voltage with adjuster.

The rectification circuit rectification of the output current of polyphase alternator, be controlled to be assigned voltage again to the generator control of batteries charging with adjuster, for example, disclosed real opening in the clear 53-57220 communique.In such Generation Control, when the output voltage of rectification circuit surpasses the regulation voltage of regulation, above-mentioned adjuster control rectification circuit makes whole phase ground connection, become so-called adjustment state, from resetting of adjustment state each all is carried out mutually, the phase current of each phase is liberated from above-mentioned ground state when zero passage successively.

Figure 12 is the signal waveforms that expression is regulated by original adjuster, at this, to (each phase current of W) exporting in the alternating current generator is regulated for U, V, so that battery voltage V from 3 phases _BBe no more than the regulation voltage V of regulation _Reg

At t0 constantly, as battery voltage V _BReach regulation voltage V _RegThe time, meanwhile whole phase U, V, W are conditioned (ground connection), and afterwards, at t1 constantly, when U phase current zero passage, this U resets from adjustment state.Afterwards, at t2 constantly, when V phase current zero passage, this V resets from adjustment state.At last, at t3 constantly, when W phase current zero passage, this W resets from adjustment state.

Afterwards, at t4 constantly, as battery voltage V _BReach regulation voltage V once more _RegThe time, U, V, W is whole to be conditioned (ground connection) when identical, afterwards, from phase current at first zero passage reset from adjustment state mutually in turn same as described abovely.

At this, when each phase current according to output cycle of generator and power load during, even in next regulating cycle, because in t5 U phase current zero passage at first constantly, so the beginning that resets of each regulating cycle is mutually identical in illustrated time transition.Its result in illustrated example, because the conditioning period of the common W phase that resets is at last compared long than other and caloric value is many, exists the problem of the caloric value inequality of each phase.

The objective of the invention is to, solve above-mentioned prior art problem, a kind of each equal mutually power generation control device for vehicle of regulating is provided.

In order to achieve the above object, power generation control device for vehicle of the present invention has becomes adjustment state to each of polyphase alternator in the 1st stipulated time, the adjuster that each is resetted from adjustment state mutually in turn, it is characterized in that, above-mentioned adjuster make in each regulating cycle at first from adjustment state reset reset the beginning this with next time different.

According to above-mentioned feature, can make this regulating cycle mutually different with the beginning that resets in the regulating cycle next time.Therefore, can prevent that adjusting time of other phase of adjusting time ratio of specific phase is long, promptly each can be regulated mutually comparably.

Fig. 1 is to use all end views of equipment of small motor cart of the present invention.

Fig. 2 is the profile along bent axle of the swing unit of Fig. 1.

Fig. 3 is perpendicular to the biopsy cavity marker devices vertical view on the face of the gyroaxis (bent axle) of starting drive concurrently engine (magneto turning motor).

Fig. 4 is the sectional view of Fig. 3.

Fig. 5 is the vertical view of rotor yoke iron.

Fig. 6 is the end view of rotor yoke iron.

Fig. 7 is the partial enlarged drawing of rotor yoke iron.

Fig. 8 is a starting drive concurrently engine control system block diagram.

Fig. 9 is the block diagram of formation of major part of the ECU of presentation graphs 8.

Figure 10 is the block diagram of formation of the adjuster of presentation graphs 8.

Figure 11 is the movement oscillogram of expression adjuster of the present invention.

Figure 12 is the oscillogram of the action of the original adjuster of expression.

Below, explain the present invention with reference to accompanying drawing.Fig. 1 is all end views that are suitable for the equipment of small motor cart of power generation control device for vehicle of the present invention.

Vehicular body front and rear vehicle are linked by low tread portion 4, the vehicle frame that becomes car body bone lattice roughly by under manage 6 and be responsible for 7 and constitute.Fuel tank and receiver (not shown entirely) are supported by being responsible for 7, are disposed vehicle seat 8 above it.

In the front portion of car body, axle is set on the steering head 5 and be located at handle 11 above it, thereunder extend front fork 12, axle is propping up front-wheel FW in the lower end of front fork 12.The top of handle 11 covers with the double handle cover 13 of doing instrument board.Carriage 15 is set in that the rising portions lower end of being responsible for 7 is outstanding, on this carriage 15, shakes the suspention carriage 18 that freely links and supporting swing unit 2 by link component 16.

On swing unit 2, carrying 2 stroke IC engine E of single-cylinder in its front portion, constitute belt type adjustable speed drive 10 to the rear from this internal combustion engine E, its rear portion by the reducing gear 9 of centrifugal clutch setting on axle propping up trailing wheel RW.In the upper end of this reducing gear 9 be responsible between 7 the upper bend portion posterior bumper 3 is installed.Set and gasifier 17 that is connected from the extended air intake duct 19 of internal combustion engine E and the air filter 14 that is connected with this gasifier 17 in the front portion of swing unit 2.

Fig. 2 is the profile that cuts off above-mentioned swing unit 2 along bent axle 201, with the above-mentioned same same or equal part of symbolic representation.

Swing unit 2 quilts are by left and right sides crankcase 202L, and the fit crankcase that constitutes 202 of 202R covers, and bent axle 201 is by bearing 208, the 209 revolutions support freely that is fixed on the crankcase 202R.On bent axle 201, linking connecting rod (figure does not show) by crankpin 213.

The double belt-type infinitely variable speeds chamber housing of doing of left crankcase 202L is being provided with belt drives wheel 210 pivotally on the bent axle 201 that extends to left crankcase 202L.Belt drives wheel 210 is made of fixation side half-pulley 210L and movable side half-pulley 210R, fixation side half-pulley 210L is fixed on the left part of bent axle 201 by wheel hub, on its right side, movable side half-pulley 210R is entrenched on the bent axle 201 by spline, and can near and leave fixation side half-pulley 210L.Between two half- pulley 210L and 210R, hang around V-shape belt 212.

Right side at movable side half-pulley 210R, lobe plate 215 is fixed on the bent axle 201, is combined on the lobe plate slip boss 210Ra of portion of the outer circumference end that is formed on movable side half-pulley 210R vertically with being arranged on slide block 215a free sliding on its outer circumference end.The lobe plate 215 of movable side half-pulley 210R, it has to the oblique conical surface of lobe plate 215 inclinations near outer peripheral portion, and dry weight ball 216 is being accommodated in the space between this conical surface and movable side half-pulley 210R.

When the speed of gyration of bent axle 201 increases, the rotating together above-mentioned dry weight ball 216 that is between movable side half-pulley 210R and the lobe plate 215 is moved to centrifugal direction by action of centrifugal force, movable side half-pulley 210R is moved to left by 216 pushings of dry weight ball, and 210L is approaching with the fixation side half-pulley.Its result is clipped in two-wheeled halfbody 210L, and the V-shape belt between the 210R moves to centrifugal direction, and its volume is scratched radius and become big.

Take turns 210 corresponding negative pulley wheels (figure does not show) in setting of the rear portion of vehicle and above-mentioned belt drives, V-shape belt 212 is around hanging on this negative pulley wheel.By this belt transmission mechanism the power of internal combustion engine E is adjusted automatically and is delivered on the centrifugal clutch, drive trailing wheel RW by above-mentioned reducing gear 9 grades.

In right crankshaft box 202R, configuration is by starter and the synthetic starting drive concurrently engine 1 of AC generating set.In starting drive concurrently engine 1, external rotor 60 is fixed on the front end tapering of bent axle 201 by screw 253.The internal stator 50 that is configured in above-mentioned external rotor 60 inboards is supported on the crankcase 202 by bolt 279.For the formation of above-mentioned starting drive concurrently engine 1, the back describes in detail with reference to Fig. 3 to Fig. 7.

The lower hem of the central tapering 280a of fan 280 is fixed on the external rotor 60 with bolt 246, and fan 280 is covered by fan guard 281 by radiator 282.

On bent axle 201, between above-mentioned starting drive concurrently engine 1 and bearing 209, fixing sprocket wheel 231, on this sprocket wheel 231, scratch the chain of hanging from bent axle 201 driving cam plates (figure do not show), above-mentioned sprocket wheel 231 with power transmission is made of one to the gear 232 on the pump of circulating lubricating oil.

Fig. 3, Fig. 4 are biopsy cavity marker devices vertical view and its end views on the face vertical with the gyroaxis (bent axle 201) of above-mentioned starting drive concurrently engine 1 (magneto turning motor), Fig. 5, Fig. 6 are vertical view and its partial enlarged drawings of rotor yoke iron, with the above-mentioned same same or equal part of symbolic representation.

The starting drive concurrently engine 1 of present embodiment, as Fig. 3, shown in Figure 4, constitute by stator 50 with along the external rotor 60 of the periphery of this stator 50 rotation, above-mentioned external rotor 60 is by rotor yoke iron 61, N utmost point permanent magnet 62N and S utmost point permanent magnet 62S and cup-shaped rotor case 63 constitute, above-mentioned rotor yoke iron 61 is laminated into roughly cylindric by ring-type silicon steel plate (thin plate), above-mentioned N utmost point permanent magnet 62N and S utmost point permanent magnet 62S insert in a plurality of peristomes 611 that pass through on the circumferencial direction that is arranged on rotor yoke iron 61 alternately, above-mentioned cup-shaped rotor case 63 is as Fig. 3, as shown in Figure 4, above-mentioned rotor yoke iron 61 is connected on the above-mentioned bent axle 201.

Above-mentioned rotor case 63, has claw 63a in its circumferential ends, because this claw 63a is warpage to the inside, the rotor yoke iron 61 of above-mentioned stacked formation is by clamping vertically, (62N 62S) is maintained on the interior assigned position of rotor yoke iron 61 to insert each permanent magnet 62 pass through the peristome 611 of above-mentioned rotor yoke iron 61 in simultaneously.

The stacked formation of said stator 50 usefulness silicon steel plates (thin plate) as shown in Figure 3, contains the prominent utmost point 52 of stator core 51 and stator.In the prominent utmost point 52 of each stator, with one pole centralized system stator coils wound 53, the interarea of stator 50 covers with protective cover 71.

On above-mentioned rotor yoke iron 61, as Fig. 5, shown in Figure 6, the peristome 611 that above-mentioned permanent magnet 62 axially inserts forms 12 at circumferencial direction at interval with 30 degree.Between each adjacent peristome 611 is pole-supplying part 613.

In above-mentioned each peristome 611, as shown in Figure 7, inserting section is the permanent magnet 62 of roughly drum type.In the present embodiment, the section configuration of the shape of above-mentioned peristome 611 and permanent magnet 62 is inequality, in above-mentioned peristome 611, insert under the state of above-mentioned permanent magnet 62, form the 1st space 612 in the both sides along the circumferencial direction of each permanent magnet 62, the stator side at the both ends of each permanent magnet 62 forms the 2nd space 614 simultaneously.

Fig. 8 is the block diagram of the control system of above-mentioned starting drive concurrently engine 1, with the above-mentioned same same or equal part of symbolic representation.

In ECU, be provided with the generator function that produces starting drive concurrently engine 1 the full-wave rectification three-phase alternating current 3 phase full-wave rectifiers 300 and the export-restriction of full-wave rectifier 300 at predetermined regulation voltage (for example, adjusting start voltage: adjuster 100 14.5V).

Connecting rotor angle sensor 29, ignition coil 21, throttle valve sensor 23, fuel sensor 24, vehicle seat switch 25, Idle Switch 26, coolant temperature sensor 27 and ignition pulse generator 30 on ECU, the detection signal that comes out from each one is input in the ECU.On ignition coil 21 secondary, connecting ignition spark plug 22.

On ECU, also connect starting relay 34, starting switch 35, shutdown switch 36,37, backup indicator 38, fuel indicator 39, velocity transducer 40, operating starter formula starting system (オ-ト バ イ ス ) 41 and the headlight 42 of priming valve automatically.Dimmer switch 43 is set on headlight 42.

In each part mentioned above, process main fuse 44 and main switch 45 are from battery pack 46 supplying electric currents.Battery pack 46 is directly connected on the ECU by starting relay 34, has without 45 of main switches to be connected to circuit on the ECU through main fuse.

Fig. 9 is the figure that the major part of the power-generating control system of the above-mentioned ECU of expression constitutes, and 3 phase full-wave rectifiers 300 are 2 bridge circuits that FET connects and composes side by side that 3 groups are connected in series.The FET of the low potential side of adjuster 100 each phase of control (U-FET, V-FET, switch W-FET), promptly control gate voltage is also battery voltage V _BBe restricted to the voltage of regulation.

Above-mentioned adjuster 100 contains: upgrade the last phase X that resets in this regulating cycle of registration the portion of renewal mutually 101 that resets, upgrade the up-to-date zero crossing of registration zero passage mutually renewal portion 102, according to be registered in above-mentioned zero passage mutually the zero passage in the renewal portion 102 judge the beginning phase detection unit 103 that resets of the beginning phase Y that resets of next regulating cycle mutually, as the last phase X that resets when Y is in predetermined the relation mutually with the beginning that resets, postpone time started of regulating so that the beginning that resets in the regulating cycle next time becomes the adjusting of the phase of above-mentioned Y beyond mutually mutually and begin delay portion 104.

Below with reference to.Adjusting action in the flow chart of Figure 10 and the signal waveforms of Figure 11 explanation present embodiment.At this, in order to differentiate the action of present embodiment easily, the passing zero moment that detects phase current from the step S14 of Figure 10 begins explanation.

In the t1 of Figure 11 W phase current zero passage constantly, when it was detected in step S14, in step S15, mutually in the renewal portion 102, the identification code of this W phase " W " was updated registration mutually as up-to-date zero passage in the zero passage of adjuster 100.In step S16, make above-mentioned U-FET by adjuster 100, V-FET, the W-FET conducting also begins to regulate.

Afterwards, at t2 constantly, U phase current zero passage, when it was detected in step S17, in step S18, mutually in the renewal portion 102, the identification code " W " that the identification code of this U phase " U " substitutes above-mentioned W phase also was updated registration in zero passage.In step S19, judge whether this U has finished mutually to reset, if U does not also reset mutually then enters step S20.In step S20, above-mentioned U-FET is closed, and U resets from adjustment state.In step S21, in the portion of renewal mutually that resets of adjuster 100, the identification code of this U phase " U " is updated registration.

Afterwards, step S10 is returned in this processing, at this moment, because battery voltage V _BThan regulation voltage V _RegLow, so handling, each of above-mentioned step S17～step S21 carry out repeatedly.

During this, at t3 constantly, V phase current zero crossing, when it when step S17 was detected in the step, in step S18, mutually in the renewal portion 102, the identification code of this V phase " V " substitutes registered identification code " U " and also is updated registration in zero passage.In step S19, judge whether this V has finished mutually to reset, if V does not reset mutually then enters step S20.In step S20, V resets from adjustment state.In step S21, in the portion of renewal mutually 101 that resets of adjuster 100, the identification code of this V phase " V " substitutes the identification code " U " of above-mentioned U phase and is updated registration.

At t4 constantly, W phase current zero passage, when it was detected in step S17, in step S18, mutually in the renewal portion 102, the identification code " V " that the identification code of this W phase " W " substitutes above-mentioned V phase also was updated registration in zero passage.In step S19, judge whether this W has finished mutually to reset, if W does not reset mutually then enters step S20.In step S20, W resets from adjustment state.In step S21, in the portion of renewal mutually 101 that resets of adjuster 100, the identification code of this W phase " W " substitutes the identification code " V " of above-mentioned V phase and is updated registration.

Afterwards, at t5 constantly, battery voltage V _BReach regulation voltage V _Reg, when it is detected in step S10, in step S11, begins delay portion 104 in the identification code of the portion of renewal mutually 101 registrations that resets (being " W " in the present embodiment) by adjusting and read.In step S12, according in the zero passage up-to-date zero passage phase (be " W " phase in the present embodiment) of renewal portion 102 registration mutually, by the beginning phase detection unit 103 judgement next zero passage phases (in the present embodiment, next of W phase is the U phase mutually) that reset.

In step S13, by adjusting begin delay portion 104 judge reset phase X and next zero passage mutually the relation of Y (X:Y) whether be (the U phase: the V phase), (the V phase: the W phase), (W phase: the combination U phase).

As present embodiment, reset phase X and next zero passage mutually the relation of Y be (W phase: in the time of the U phase), when each had been conditioned mutually immediately, the beginning that resets became the U phase of next zero passage phase mutually, and the beginning that resets is consistent with regulating cycle last time that begins constantly from above-mentioned t1.

Therefore, when present embodiment is set up when step S13 condition, in step S14, wait by the time next zero passage, when zero passage is detected, in step S15, after zero passage and above-mentioned the same being updated, in step S16, regulating mutually entirely.

Like this, in the present embodiment, even battery voltage V _BReach regulation voltage V _Reg,, also do not regulate immediately when Y is in predetermined the relation mutually in reset phase X and zero passage next time, wait for that next zero passage just regulates, so, can begin to compare the last time regulating cycle resetting and postpone a phase.Therefore, can make the beginning that resets of regulating cycle last time mutually different with the beginning that resets of this regulating cycle.

According to the present invention, owing in this regulating cycle and next regulating cycle, can make the beginning that resets mutually different, so the ratio of the adjusting time of each phase can difference in each regulating cycle.Its result can prevent frequently that adjusting time of other phase of adjusting time ratio of specific phase is long.

Claims (6)

1. power generation control device for vehicle, this power generation control has adjuster, this adjuster make multinomial alternating current generator each become adjustment state in the 1st stipulated time, subsequently, each is resetted in turn from adjustment state, it is characterized in that, above-mentioned adjuster in each regulating cycle, from adjustment state reset to initial condition reset beginning this with regulating cycle next time different.

2. the power generation control device for vehicle described in claim 1, it is characterized in that, above-mentioned adjuster contains the device of the phase X that resets at last in this regulating cycle of registration, the device of the reset beginning phase Y of judgement when above-mentioned the 1st stipulated time begins next regulating cycle, regulate the beginning delay device, this adjusting beginning delay device begins Y mutually when being in predetermined the relation at the above-mentioned last phase X that resets with resetting, make each be in adjustment state mutually in the 2nd stipulated time different, so that the beginning that resets in the regulating cycle next time becomes the phase of above-mentioned Y beyond mutually mutually with above-mentioned the 1st stipulated time.

3. the power generation control device for vehicle described in claim 2 is characterized in that, above-mentioned the 2nd stipulated time is after above-mentioned the 1st stipulated time, when being any phase current zero passage.

4. the power generation control device for vehicle described in claim 1 to 3, it is characterized in that, above-mentioned polyphase alternator contains stator, stator coil and along the circumferential direction disposes the rotor yoke iron along the general cylindrical shape shape of said stator periphery rotation of a plurality of permanent magnets, and above-mentioned rotor yoke iron has pole-supplying part between each adjacent permanent magnet.

5. the power generation control device for vehicle described in claim 1 is characterized in that, the output voltage that above-mentioned the 1st stipulated time is above-mentioned polyphase alternator reaches the time of assigned voltage.

6. the power generation control device for vehicle described in claim 2 is characterized in that, above-mentioned reset at last phase X with reset beginning mutually the predetermined relationship of Y be reset the phase X and the beginning adjacent relation in Y front and back mutually that resets.

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