CN104074659A - Automobile and start control method and start control system of automobile engine - Google Patents
Automobile and start control method and start control system of automobile engine Download PDFInfo
- Publication number
- CN104074659A CN104074659A CN201310105271.9A CN201310105271A CN104074659A CN 104074659 A CN104074659 A CN 104074659A CN 201310105271 A CN201310105271 A CN 201310105271A CN 104074659 A CN104074659 A CN 104074659A
- Authority
- CN
- China
- Prior art keywords
- motor
- cylinder
- mixed gas
- storage device
- gas storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Combined Controls Of Internal Combustion Engines (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The invention provides a start control method of an automobile engine and a start control system of the same and an automobile provided with the start control system. The start control method includes the steps: injecting mixed gas in a mixed-gas storage device to a compression cylinder in the compression stroke, of the engine; controlling ignition of the compression cylinder and unlocking a flywheel of the engine so as to allow the compression cylinder to drive a crank shaft of the engine to rotate; responding to rotation of the crank shaft and controlling a driving and starting engine of the automobile to rotate so as to start the engine under common driving of the driving and starting engine and the compression cylinder. According to the start control method and the start control system of the automobile engine, starting of the engine can be guaranteed in case that the engine cannot be started individually through the driving and starting engine of the automobile, the control method is simple in operation and easy to implement, and the start control system is simple in structure and low in cost.
Description
Technical field
The present invention relates to automobile technical field, particularly a kind of startup controlling method of motor car engine, start control system and there is the automobile of this startup control system.
Background technique
Traditionally, the motor of automobile starts by belt drives Starter (BSG:Belt Driven Starter Generator) conventionally, and BSG adopts belt as the power transmission medium between motor and motor.But under some specific environments, under low temperature environment, automobile engine starting resistance is large, belt sclerosis transmission efficiency is low, and BSG motor cannot normal starting motor.In prior art, conventionally on motor, set up assisting in starting, for example cold-starting machine is with ato unit together with belt drives Starter.But, set up the shortcomings such as complex structure, cost that independent auxiliary starter makes vehicle complete vehicle power system and control system are high, maintenance cost increases, and assisting in starting utilization ratio is low.
In addition, at the start battery brownout of automobile, cannot normal supply BSG motor or during the enough ato unit energy of auxiliary starter, Fraquent start has reduced the working life of engine system, and automobile is used and causes very large inconvenience.
Summary of the invention
Object of the present invention is intended to solve at least to a certain extent one of above-mentioned technical problem.
For this reason, one object of the present invention is to propose a kind of startup controlling method of motor car engine, this starts controlling method can be at the driving starter motor of automobile separately under the environment of ato unit, for example, under low temperature environment, guarantee the startup of motor, and without starting at low temperature, extended the working life of motor, cost is low, and maintenance cost reduces.
Another object of the present invention is to propose a kind of startup control system of motor car engine.
A further object of the present invention is to propose a kind of automobile with above-mentioned startup control system.
For achieving the above object, the embodiment of first aspect present invention proposes a kind of startup controlling method of motor car engine, comprises the following steps: the mixed gas in mixed gas storage device is ejected in the compression cylinder in compression stroke of described motor; Control described compression cylinder igniting and remove the locking to the flywheel of described motor simultaneously, so that described compression cylinder drives the bent axle of described motor to rotate; The driving starter motor of controlling described automobile in response to the rotation of described bent axle rotates, so that described motor starts under the common driving of described driving starter motor and described compression cylinder.
According to the startup controlling method of the motor car engine of the embodiment of the present invention, when starting motor car engine, mixed gas is ejected in the compression cylinder in compression stroke, thereby motor can and drive under the common driving of starter motor at compression cylinder and start, can guarantee that motor is driving starter motor separately under the environment of ato unit, for example, under low temperature environment, normal startup, and without starting at low temperature, extended the working life of motor, cost is low, and maintenance cost reduces.
In some embodiments of the invention, the startup controlling method of described motor car engine also comprises:
When described automobile flameout stops, detect the current location of described bent axle;
According to the current location of described bent axle, judge in the cylinder of described motor and whether have described compression cylinder;
If so, lock the flywheel of described motor; With
If not, control described driving starter motor and drive described bent axle to rotate, until a cylinder of described motor becomes the described compression cylinder in compression stroke.
In some embodiments of the invention, the startup controlling method of described motor car engine also comprises:
After described engine start, by detecting the residing stroke of cylinder of motor described in the location positioning of described bent axle; In described mixed gas storage device, supply with mixed gas with the cylinder by compression stroke.
In some embodiments of the invention, the startup controlling method of described motor car engine also comprises: detect the pressure in described mixed gas storage device; Reach after predetermined pressure threshold with the pressure in determining described mixed gas storage device, the cylinder in compression stroke stops supplying with mixed gas in described mixed gas storage device.For achieving the above object, the embodiment of second aspect present invention proposes a kind of startup control system of motor car engine, comprising: mixed gas storage device, stores mixed gas in described mixed gas storage device; Crankshaft position sensor, described crankshaft position sensor is for detection of the position of the bent axle of described motor; Controller, described controller is for controlling described mixed gas storage device to the pressurized gas in-cylinder injection mixed gas in compression stroke of described motor and lighting a fire so that described compression cylinder band dynamic crankshaft rotates, and the driving starter motor of controlling described automobile in response to the rotation of described bent axle rotates, so that described motor starts under the common driving of described driving starter motor and described compression cylinder.
According to the startup control system of the motor car engine of the embodiment of the present invention, when starting motor car engine, mixed gas in mixed gas storage device is ejected in the compression cylinder in compression stroke, thereby motor can start under the common driving of compression cylinder and driving starter motor, can guarantee that motor is at the driving starter motor of automobile separately under the environment of ato unit, for example, under low temperature, normal startup, and without starting at low temperature, extended the working life of motor, simple in structure, cost is low, and maintenance cost reduces.
In some embodiments of the invention, described controller also for detecting the current location of described bent axle when described automobile flameout stops, according to the current location of described bent axle, judge in the cylinder of described motor and whether deposit described compression cylinder, in the cylinder of described motor, there is the flywheel of the fixed described motor of described compression cylinder time control lockmaking lock, and while there is not described compression cylinder in the cylinder of described motor, controlling described driving starter motor drives described bent axle to rotate, until a cylinder of described motor becomes the described compression cylinder in compression stroke.
In some embodiments of the invention, described controller comprises for controlling the electric machine controller of described driving starter motor and the electronic control unit ECU of described automobile.
In some embodiments of the invention, described driving starter motor is that BSG drives starter motor.
In some embodiments of the invention, described controller is also for after described engine start, by the residing stroke of cylinder of motor described in the location positioning of described bent axle being detected, and the cylinder of controlling in compression stroke is supplied with mixed gas in described mixed gas storage device.
In some embodiments of the invention, between the cylinder of described motor and described mixed gas storage device, be respectively equipped with valve.
In some embodiments of the invention, described mixed gas storage device also comprises the pressure transducer for detection of the pressure of the mixed gas in described mixed gas storage device.
In some embodiments of the invention, described controller is also for opening or close described valve according to the checkout value of described pressure transducer, to start or stop supplying with mixed gas in described mixed gas storage device.
For achieving the above object, the embodiment of third aspect present invention proposes a kind of automobile, and this automobile comprises according to the startup control system of the motor car engine described in second aspect present invention embodiment.
The aspect that the present invention is additional and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage will become from the following description of the accompanying drawings of embodiments and obviously and easily understand, wherein:
Fig. 1 is according to the flow chart of the startup controlling method of the motor car engine of the embodiment of the present invention;
Fig. 2 is the flow chart of the startup controlling method of motor car engine in accordance with another embodiment of the present invention;
Fig. 3 is the flow chart of startup controlling method of the motor car engine of another embodiment according to the present invention;
Fig. 4 is according to the schematic diagram of the startup control system of the motor car engine of the embodiment of the present invention;
Fig. 5 is according to the fundamental diagram of the startup control system of the motor car engine of the embodiment of the present invention; And
Fig. 6 is according to the block diagram of the automobile of the embodiment of the present invention.
Embodiment
Describe embodiments of the invention below in detail, described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment who is described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
Disclosing below provides many different embodiments or example to be used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique the invention provides and the example of material, but those of ordinary skills can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are for the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
Startup controlling method according to the motor car engine of the embodiment of the present invention is described with reference to the accompanying drawings.
As shown in Figure 1, the startup controlling method of the motor car engine of the embodiment of the present invention comprises the following steps:
S101, is ejected into the mixed gas in mixed gas storage device in the compression cylinder in compression stroke of motor.
When driver sends after the order of ato unit, the mixed gas in the mixed gas storage device being located in automobile is ejected in the compression cylinder of motor.It should be noted that, compression cylinder is the current cylinder in compression stroke in each cylinder of mean engine.
S102, controls compression cylinder igniting and removes the locking to the flywheel of motor simultaneously, so that compression cylinder drives the bent axle of motor to rotate.
After mixed gas is ejected into the compression cylinder of motor, transfer the position of the compression cylinder of storing in motor and the information of time of ignition, controlling compression cylinder lights a fire, and remove the locking to engine flywheel simultaneously, after engine start, lock pin and flywheel keep disengaged position, and compression cylinder expands and does work under mixed gas burning, drive the bent axle of motor to rotate.
S103, the driving starter motor of controlling automobile in response to the rotation of bent axle rotates, so that motor starts under the common driving that drives starter motor and compression cylinder.
In compression cylinder, gaseous combustion is expanded, impel the piston of compression cylinder to do work, thereby drive the bent axle of motor to rotate, simultaneously, the driving starter motor of controlling automobile in response to the rotation of bent axle for example BSG drives starter motor to rotate, by driving the belt drives bent axle of starter motor to rotate, thereby motor is started under the common driving that drives starter motor and compression cylinder, can guarantee thus to drive engine start under specific environment, and without starting at low temperature, for example, specific environment can be understood as and drives the starter motor environment of ato unit separately, low temperature environment for example, cell voltage is too low etc.
Preferably, in one embodiment of the invention, in the process of above-mentioned driving engine start, before the mixed gas in mixed gas storage device is ejected into the compression cylinder in compression stroke of motor, for example, after each flame-out parking, can pre-determine in the cylinder of motor whether have compression cylinder, as shown in Figure 2, the process of determining compression cylinder comprises the following steps:
S104, when automobile flameout stops, detects the current location of bent axle.
S105, judges in the cylinder of motor whether have compression cylinder according to the current location of bent axle.
The current location of bent axle when automobile flameout stops detecting according to step S104, judge in the cylinder of motor and whether have compression cylinder, according to the stop position of piston in each cylinder of current location calculation engine of bent axle and time of ignition storage, and judge in the stop position of piston of each cylinder of motor whether have normal place, here, normal place can be understood as the position of the piston of the cylinder in compression stroke, piston is when normal place, its corresponding cylinder is the cylinder in compression stroke, i.e. compression cylinder.If there is compression cylinder in the cylinder of judgement motor, enter step S106, otherwise, enter step S107.
S106, the flywheel of locking motor.
While there is compression cylinder in the cylinder by step S105 judgement motor, controlling lock pin moves, lock pin is just in time by engine flywheel location hole, lock pin and flywheel is locked, the piston position being about in cylinder is locked, prevent that piston from resetting under cylinder interior gas pressure, store the piston position of each cylinder simultaneously, determine the position of the compression cylinder in compression stroke.
S107, controls and drives starter motor driving crank to rotate, until a cylinder of motor becomes the compression cylinder in compression stroke.
While there is not compression cylinder in the cylinder by step S105 judgement motor, control and drive starter motor driving crank to rotate, piston position to cylinder is adjusted, and detect in real time the position of bent axle, according to the position of the piston of each cylinder of position calculation of bent axle, until at least one cylinder of motor is in compression stroke, and carry out the operation of step S106.After determining the position of compression cylinder of motor and preserve, when ato unit again, can transfer position and the time of ignition of compression cylinder, mixed gas is ejected in compression cylinder, to drive the engine start of automobile, in Fig. 2, the start-up course of motor is described above, repeats no more here.
Preferably, in another embodiment of the present invention, as shown in Figure 3, after engine start, according to the startup controlling method of the motor car engine of the embodiment of the present invention, also comprise:
S108, after engine start, by detecting the residing stroke of cylinder of the location positioning motor of bent axle.
After engine start, detect in real time the position of bent axle, according to the residing stroke of each cylinder of location positioning motor of the bent axle detecting.
S109 supplies with mixed gas by the cylinder in compression stroke in mixed gas storage device.
By step S108, determined the residing stroke of each cylinder of motor, by the cylinder in compression stroke wherein, be that compression cylinder is supplied with mixed gas in the mixed gas storage device of automobile, be that gas in compression cylinder is stored mixed gas under the effect of gas pressure in mixed gas storage device, so that next automobile uses when start next time.
Preferably, S110, detect the pressure in mixed gas storage device, and after the pressure in mixed gas storage device reaches predetermined pressure threshold, the cylinder of control in compression stroke stops supplying with mixed gas in mixed gas storage device, in order to avoid the overpressure in mixed gas storage device.
In sum, according to the startup controlling method of the motor car engine of the embodiment of the present invention, when starting motor car engine, mixed gas is ejected in the compression cylinder in compression stroke, thereby motor can start under the common driving of compression cylinder and driving starter motor, can guarantee that motor is at the driving starter motor of automobile separately under the environment of ato unit, be that specific environment for example normally starts under low temperature environment, and without other assisting in starting, starting at low temperature for example, thereby extended the working life of motor, and startup system and simple to operate, cost is low, maintenance cost reduces.
In addition, after engine start, the cylinder in compression stroke to use while starting next time, is saved the energy to supplying with mixed gas in mixed gas storage device more.More advantageously, after the pressure in mixed gas storage device reaches predetermined pressure threshold, stop to air feed in mixed gas storage device, thereby can avoid overpressure.
Startup control system according to the motor car engine of the embodiment of the present invention is described with reference to the accompanying drawings.
As shown in Figure 4, according to the startup control system of the motor car engine of the embodiment of the present invention, comprise: in mixed gas storage device 401, crankshaft position sensor 402(figure, do not indicate) and controller 403.Wherein, in mixed gas storage device 401, store mixed gas.Crankshaft position sensor 402 is for detection of the position of the bent axle 405 of motor.Controller 403 comprises for controlling the driving electric machine controller 409 of starter motor and the electronic control unit 410(ECU of automobile, Electronic Control Unit).Controller 403 is for controlling mixed gas storage device 401 to the pressurized gas in-cylinder injection mixed gas in compression stroke of motor and lighting a fire so that compression cylinder band dynamic crankshaft 405 rotates, and the driving starter motor 411 of controlling automobile in response to the rotation of bent axle 405 rotates, so that motor starts under the common driving that drives starter motor 411 and compression cylinder.
In one embodiment of the invention, when driver sends after the order of ato unit, controller 403, more specifically, the mixed gas in the mixed gas storage device 401 of electronic control unit 410 control automobiles is ejected in the compression cylinder of motor, it should be noted that, compression cylinder is the current cylinder in compression stroke of mean engine, for example, in Fig. 4 in four cylinder engine, if cylinder 3 in compression stroke, cylinder 3 is compression cylinder.
Preferably, before control engine starts, after each flame-out parking, can pre-determine in the cylinder of motor whether have compression cylinder.
In one embodiment of the invention, with reference to Fig. 4, as shown in Figure 5, electronic control unit 410 detects the current location of bent axle 405 at automobile flameout parking time control koji shaft position sensor 402, electronic control unit 410 judges in the cylinder of motor whether deposit compression cylinder according to the current location of bent axle 405, particularly, electronic control unit 410 is stop position and time of ignition the storage to the piston of cylinder 4 according to the cylinder 1 of the current location calculation engine of bent axle 405, and judge in above-mentioned stop position, whether there is normal place, normal place can be understood as the position of the piston of the cylinder in compression stroke.Piston is when normal place, and corresponding cylinder is the cylinder in compression stroke, i.e. compression cylinder.While there is compression cylinder in the cylinder of motor, electronic control unit (ECU) 410 is controlled the flywheel 407 of lock pin 406 locking motors, be that ECU sends a command to lock pin movement controller 501, lock pin movement controller 501 is controlled lock pin 406 and is moved, lock pin 406 is just in time by engine flywheel 407 location holes, lock pin 406 and flywheel 407 is locked, the piston position being about in cylinder is locked, prevent that piston from resetting under cylinder interior gas pressure, electronic control unit ECU410 stores the piston position of each cylinder simultaneously, thereby determined the position of the compression cylinder in compression stroke.While there is not compression cylinder in the cylinder of electronic control unit (ECU) 410 judgements at motor, be that piston in the cylinder of motor is all when non-standard position, electric machine controller 409 is controlled and is driven starter motor 411 to rotate by belt 404 driving cranks 405 rotations, until a cylinder of motor is in compression stroke, and it is locked with flywheel 407 by lock pin movement controller 501, to control lock pins 406.Wherein, in one embodiment of the invention, drive starter motor 411 to drive starter motor for BSG.
Preferably, with reference to Fig. 4, as shown in Figure 5, in one embodiment of the invention, between the cylinder of motor and mixed gas storage device 401, be respectively equipped with valve 408, for example solenoid valve.When engine start, electronic control unit (ECU) 410 is transferred the position of compression cylinder and the information of time of ignition of storage, and control valve 408 is opened, after mixed gas is ejected into the compression cylinder of motor, control compression cylinder by corresponding spark coil 502, for example the spark coil in Fig. 51 to spark coil 4 is lighted a fire, and the locking that says the word simultaneously and remove engine flywheel 307 to lock pin movement controller 501.After engine start, lock pin 406 keeps disengaged position with flywheel 407, and compression cylinder expands and does work under mixed gas burning, drives the bent axle 405 of motor to rotate.When in compression cylinder, the acting of gaseous combustion expansion piston drives the bent axle 405 of motor to rotate, the driving starter motor 411 of electric machine controller 409 control automobiles for example BSG drives starter motor to rotate, by belt 404 driving cranks 405, rotate, motor starts under the common driving that drives starter motor 411 and compression cylinder, so just, can guarantee to drive at low temperatures engine start, and without starting at low temperature.
Preferably, in one embodiment of the invention, controller 403 is also for after engine start, and by detecting the residing stroke of each cylinder of the location positioning motor of bent axle 405, and the cylinder of control in compression stroke is to the interior supply mixed gas of mixed gas storage device 401.Particularly, after engine start, electronic control unit 410 is controlled crankshaft position sensor 402 and is detected in real time the position of bent axle 405, and electric machine controller 409 is according to the residing stroke of each cylinder of location positioning motor of the bent axle 405 detecting.Electronic control unit 410 control valves 408 are opened, by the cylinder in compression stroke wherein, be that compression cylinder is to the interior supply mixed gas of mixed gas storage device 401 of automobile, be gas in compression cylinder under the effect of gas pressure to the interior storage mixed gas of mixed gas storage device 401, so that next automobile uses when specific environment for example starts low temperature environment or automobile batteries brownout in the situation that.
In another embodiment of the present invention, mixed gas storage device 401 also comprises pressure transducer (not indicating in figure), and pressure transducer is for detection of the pressure of the mixed gas in mixed gas storage device 401.Controller 403 is opened or cut-off valve 408 according to the checkout value of pressure transducer, to start or stop to the interior supply mixed gas of mixed gas storage device 401.Particularly, in the cylinder that is washed into of compression to the interior supply mixed gas of mixed gas storage device 401 time, can detect by pressure transducer the pressure of mixed gas storage device 401 interior mixed gass, when electronic control unit 410 reaches preset pressure threshold value according to the gas pressure in the detection air pressure judgement mixed gas storage device 401 of pressure transducer, control valve 408 is closed, and the cylinder in compression stroke stops to the interior supply mixed gas of mixed gas storage device 401.
In sum, according to the startup control system of the motor car engine of the embodiment of the present invention, when starting motor car engine, mixed gas in mixed gas storage device is ejected in the compression cylinder in compression stroke, thereby motor can start under the common driving of compression cylinder and driving starter motor, can guarantee that motor is at the driving starter motor of automobile separately under the environment of ato unit, be normally to start under specific environment, and without other auxiliary starters, starting at low temperature for example, extended the working life of motor, and structure and simple to operate, cost is low, maintenance cost reduces.
Automobile according to the embodiment of the present invention is described with reference to the accompanying drawings.
As shown in Figure 6, the automobile 601 of the embodiment of the present invention comprises the startup control system 602 of motor car engine according to the above embodiment of the present invention.
According to the automobile of the embodiment of the present invention, by the startup control system of above-mentioned motor car engine, can guarantee that automobile is at the driving starter motor of automobile separately under the environment of ato unit, be to move under specific environment, and without extra other auxiliary starters, extend the life-span of vehicle, reduced maintenance cost, started control system and control procedure simple.
In flow chart or any process of otherwise describing at this or method describe and can be understood to, represent to comprise that one or more is for realizing module, fragment or the part of code of executable instruction of the step of specific logical function or process, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by embodiments of the invention person of ordinary skill in the field.
The logic and/or the step that in flow chart, represent or otherwise describe at this, for example, can be considered to for realizing the sequencing list of the executable instruction of logical function, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise that the system of processor or other can and carry out the system of instruction from instruction execution system, device or equipment instruction fetch), use, or use in conjunction with these instruction execution systems, device or equipment.With regard to this specification, " computer-readable medium " can be anyly can comprise, storage, communication, propagation or transmission procedure be for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically of computer-readable medium (non-exhaustive list) comprises following: the electrical connection section (electronic equipment) with one or more wirings, portable computer diskette box (magnetic device), random-access memory (ram), ROM (read-only memory) (ROM), the erasable ROM (read-only memory) (EPROM or flash memory) of editing, fiber device, and portable optic disk ROM (read-only memory) (CDROM).In addition, computer-readable medium can be even paper or other the suitable medium that can print described program thereon, because can be for example by paper or other media be carried out to optical scanner, then edit, decipher or process in electronics mode and obtain described program with other suitable methods if desired, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, a plurality of steps or method can realize with being stored in storage and by software or the firmware of suitable instruction execution system execution.For example, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: have for data-signal being realized to the discrete logic of the logic gates of logical function, the specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is to come the hardware that instruction is relevant to complete by program, described program can be stored in a kind of computer-readable recording medium, this program, when carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a puocessing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.If described integrated module usings that the form of software function module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium of mentioning can be ROM (read-only memory), disk or CD etc.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiments or example.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiments, scope of the present invention is by claims and be equal to and limit.
Claims (13)
1. a startup controlling method for motor car engine, is characterized in that, comprises the following steps:
Mixed gas in mixed gas storage device is ejected in the compression cylinder in compression stroke of described motor;
Control described compression cylinder igniting and remove the locking to the flywheel of described motor simultaneously, so that described compression cylinder drives the bent axle of described motor to rotate; With
The driving starter motor of controlling described automobile in response to the rotation of described bent axle rotates, so that described motor starts under the common driving of described driving starter motor and described compression cylinder.
2. the startup controlling method of motor car engine as claimed in claim 1, is characterized in that, also comprises:
When described automobile flameout stops, detect the current location of described bent axle;
According to the current location of described bent axle, judge in the cylinder of described motor and whether have described compression cylinder;
If so, lock the flywheel of described motor;
If not, control described driving starter motor and drive described bent axle to rotate, until a cylinder of described motor becomes the described compression cylinder in compression stroke.
3. the startup controlling method of motor car engine as claimed in claim 1 or 2, is characterized in that, also comprises:
After described engine start, by detecting the residing stroke of cylinder of motor described in the location positioning of described bent axle;
By the cylinder in compression stroke, in described mixed gas storage device, supply with mixed gas.
4. the startup controlling method of motor car engine as claimed in claim 3, is characterized in that, also comprises:
Detect the pressure in described mixed gas storage device; With
Pressure in determining described mixed gas storage device reaches after predetermined pressure threshold, and the cylinder in compression stroke stops supplying with mixed gas in described mixed gas storage device.
5. a startup control system for motor car engine, is characterized in that, comprising:
Mixed gas storage device, stores mixed gas in described mixed gas storage device;
Crankshaft position sensor, described crankshaft position sensor is for detection of the position of the bent axle of described motor;
Controller, described controller is for controlling described mixed gas storage device to the pressurized gas in-cylinder injection mixed gas in compression stroke of described motor and lighting a fire so that described compression cylinder band dynamic crankshaft rotates, and the driving starter motor of controlling described automobile in response to the rotation of described bent axle rotates, so that described motor starts under the common driving of described driving starter motor and described compression cylinder.
6. the startup control system of motor car engine as claimed in claim 5, it is characterized in that, described controller also for detecting the current location of described bent axle when described automobile flameout stops, according to the current location of described bent axle, judge in the cylinder of described motor and whether deposit described compression cylinder, in the cylinder of described motor, there is the flywheel of the fixed described motor of described compression cylinder time control lockmaking lock, and while there is not described compression cylinder in the cylinder of described motor, controlling described driving starter motor drives described bent axle to rotate, until a cylinder of described motor becomes the described compression cylinder in compression stroke.
7. the startup control system of the motor car engine as described in claim 5 or 6, is characterized in that, described controller comprises for controlling the electric machine controller of described driving starter motor and the electronic control unit ECU of described automobile.
8. the startup control system of motor car engine as claimed in claim 7, is characterized in that, described driving starter motor is that BSG drives starter motor.
9. the startup control system of the motor car engine as described in claim 5 or 6, it is characterized in that, described controller is also for after described engine start, by the residing stroke of cylinder of motor described in the location positioning of described bent axle being detected, and the cylinder of controlling in compression stroke is supplied with mixed gas in described mixed gas storage device.
10. the startup control system of motor car engine as claimed in claim 9, is characterized in that, between the cylinder of described motor and described mixed gas storage device, is respectively equipped with valve.
The startup control system of 11. motor car engines as claimed in claim 10, is characterized in that, described mixed gas storage device also comprises the pressure transducer for detection of the pressure in described mixed gas storage device.
The startup control system of 12. motor car engines as claimed in claim 11, it is characterized in that, described controller is also for opening or close described valve according to the checkout value of described pressure transducer, to start or stop supplying with mixed gas in described mixed gas storage device.
13. 1 kinds of automobiles, is characterized in that, comprise the startup control system of the motor car engine as described in any one in claim 5-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105271.9A CN104074659B (en) | 2013-03-28 | The startup control method of automobile engine and startup control system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105271.9A CN104074659B (en) | 2013-03-28 | The startup control method of automobile engine and startup control system and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104074659A true CN104074659A (en) | 2014-10-01 |
| CN104074659B CN104074659B (en) | 2016-11-30 |
Family
ID=
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040206337A1 (en) * | 2003-04-21 | 2004-10-21 | Hitachi, Ltd. | Fuel supply system and method of direct fuel injection engine |
| CN101091047A (en) * | 2004-12-17 | 2007-12-19 | 丰田自动车株式会社 | Engine start control apparatus, engine start control method, and motor vehicle equipped with engine start control apparatus |
| CN101688488A (en) * | 2007-07-06 | 2010-03-31 | 丰田自动车株式会社 | Stop-start control apparatus and stop-start control method for internal combustion engine |
| CN102112721A (en) * | 2008-08-06 | 2011-06-29 | 罗伯特.博世有限公司 | Method and device for controlling a start-stop-operation of an internal combustion engine |
| CN102356225A (en) * | 2009-03-19 | 2012-02-15 | 丰田自动车株式会社 | Automatic start-stop control device for internal combustion engine |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040206337A1 (en) * | 2003-04-21 | 2004-10-21 | Hitachi, Ltd. | Fuel supply system and method of direct fuel injection engine |
| CN101091047A (en) * | 2004-12-17 | 2007-12-19 | 丰田自动车株式会社 | Engine start control apparatus, engine start control method, and motor vehicle equipped with engine start control apparatus |
| CN101688488A (en) * | 2007-07-06 | 2010-03-31 | 丰田自动车株式会社 | Stop-start control apparatus and stop-start control method for internal combustion engine |
| CN102112721A (en) * | 2008-08-06 | 2011-06-29 | 罗伯特.博世有限公司 | Method and device for controlling a start-stop-operation of an internal combustion engine |
| CN102356225A (en) * | 2009-03-19 | 2012-02-15 | 丰田自动车株式会社 | Automatic start-stop control device for internal combustion engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8935077B2 (en) | Controlling an engine having an electronically-controlled turbocharger | |
| KR101544433B1 (en) | Engine-driven electricity generation system using diesel engine from scrapped vehicle capable of using both diesel and lng | |
| CN106351776B (en) | System and method for monitoring the temperature of the component for the super capacitor system being used together with automatic start/stop system | |
| JP2015152012A (en) | Method for improving engine operation | |
| US20080077308A1 (en) | Procedure for starting an internal combustion engine | |
| US11585308B2 (en) | Apparatus and method for retrofit engine start/stop and idle control | |
| US20100031911A1 (en) | Device for starting an internal combustion engine, particularly a diesel engine | |
| CN100348851C (en) | Method for controlling idle stop-and-go system | |
| CN104071102A (en) | Double-voltage electric control method and double-voltage electric control system for automobile and automobile | |
| JP2006046251A (en) | Method for controlling diesel engine and diesel engine system | |
| CN104074658A (en) | Automobile and start control method and start control system of automobile engine | |
| JP2008223564A (en) | Battery deterioration detecting device | |
| CN104074659A (en) | Automobile and start control method and start control system of automobile engine | |
| CN102996314A (en) | Device and method for improving the performance of start assist system and associated vehicle | |
| JP4978514B2 (en) | Automatic stop device for diesel engine | |
| CN104074660A (en) | Car engine starting method, car engine starting system and car | |
| JP6101853B2 (en) | Control device and control method for internal combustion engine | |
| CN104074659B (en) | The startup control method of automobile engine and startup control system and automobile | |
| JP6036909B2 (en) | Control device and control method for internal combustion engine | |
| CN111173614B (en) | Engine control system and method and vehicle | |
| JP5746102B2 (en) | Control device and control method for internal combustion engine | |
| JP6337168B2 (en) | Control device for internal combustion engine | |
| JP6568260B2 (en) | Control device for internal combustion engine | |
| JP5591501B2 (en) | Engine ignition system and control method thereof | |
| JP2013535606A (en) | Method and apparatus for controlling the ignition characteristics of a glow plug of an internal combustion engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |