CN109668741A - Control device detection device, the system and method for pure electric automobile - Google Patents
Control device detection device, the system and method for pure electric automobile Download PDFInfo
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- CN109668741A CN109668741A CN201811472880.7A CN201811472880A CN109668741A CN 109668741 A CN109668741 A CN 109668741A CN 201811472880 A CN201811472880 A CN 201811472880A CN 109668741 A CN109668741 A CN 109668741A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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Abstract
This application discloses control device detection device, the system and method for a kind of pure electric automobile, are related to electric vehicle engineering field.In the application, the parameter of corresponding component in control device is acquired by sensor (total angled, ratchet of such as parking gear shifting axis is relative to the position of pawl and the torque of parking return spring), in order to which control device of the computer to actual measurement carries out simulation modeling, to realize the detection to control device by the simulation model of control device.The trouble for eliminating the installation of real steering vectors bring, disassembly, improves detection efficiency.When can reduce real steering vectors by simulation model, influence of the other component to control device in real vehicle, to improve the accuracy of detection.
Description
Technical field
This application involves the detection of electric vehicle engineering field more particularly to the control device of pure electric automobile dresses
It sets, system and method.
Background technique
Pure electric automobile, due to its energy conservation and environmental protection pursuing by industry.So pursuing always in the industry of good performance pure
Electric car.Control device affects the parking performance of electric car, so before actually putting into operation, generally requires pair
Control device is detected.
In conventional method, control device is produced first, is then installed on real vehicle and is detected.But in this way
Detection, the installation and removal of one side real vehicle are comparatively laborious, need to carry out a large amount of macrocyclic racks, vehicle debugging and test and test
Card, not only waste of manpower and material resources and detection efficiency is low.On the other hand, it is influenced by the other components of real vehicle, the result of detection
It is less accurate.
Summary of the invention
The embodiment of the present application provides a kind of detection device of the control device of pure electric automobile, system and method, uses
In solving, measuring on-board development efficiency and detection efficiency in the prior art are low, the problem of testing result inaccuracy etc..
First aspect, the application provide a kind of control device detection device of pure electric automobile, including parking executes
Mechanism, angular transducer, position sensor, spring torsion sensor, processor, in which:
The angular transducer is arranged on the parking gear shifting axis of the control device, changes for acquiring the parking
The total of gear shaft is at an angle of and sends to the processor；
The position sensor is located on the parking ratchet wheel of the control device, for cooperating the angular transducer
Ratchet in the control device is acquired with respect to the position of pawl and sends the location information of acquisition to the processor, it should
Location information is used to indicate the position of gear on the ratchet or groove, pawl in the relatively described control device；
The spring torsion sensor, the parking for cooperating the angular transducer to acquire the control device are returned
The torque of position spring is simultaneously sent to the processor；
The processor is located at the parking and executes in structure, for being determined according to total angled, location information and torque
It executes parking emulation and still releases parking emulation, and emulation is generated according to determining result and is indicated to computer progress emulation testing
So that according to the computer according to the processor send emulation instruction in it is total be at an angle of, location information and torque it is initial
Change the control device simulation model pre-established and described stay then is obtained according to the corresponding emulation experiment of instruction information progress
The performance parameter of vehicle executing agency；It include the instruction for executing parking emulation or releasing parking emulation in the emulation instruction
Information and the corresponding total angled, location information of the emulation executed and torque.
Second aspect provides a kind of detection system of the control device of pure electric automobile, and the system comprises parkings
Executing agency, angular transducer, position sensor, spring torsion sensor, processor and computer, in which:
The angular transducer is arranged on the parking gear shifting axis of the control device, changes for acquiring the parking
The total of gear shaft is at an angle of and sends to the processor；
The position sensor is located on the parking ratchet wheel of the control device, for cooperating the angular transducer
Ratchet in the control device is acquired with respect to the position of pawl and sends the location information of acquisition to the processor, it should
Location information is used to indicate the position of gear on the ratchet or groove, pawl in the relatively described control device；
The spring torsion sensor, the parking for cooperating the angular transducer to acquire the control device are returned
The torque of position spring is simultaneously sent to the processor；
The processor is located at the parking and executes in structure, for being determined according to total angled, location information and torque
It executes parking emulation or releases parking emulation, and emulation is generated according to determining result and is indicated to the computer；It is described imitative
It include corresponding total for executing the emulation that parking emulation still releases the instruction information of parking emulation and executes in true instruction
Angled, location information and torque；
The computer, the total angled, location information and power in emulation instruction for being sent according to the processor
Square initializes the control device simulation model pre-established, then carries out corresponding emulation experiment according to instruction information, obtains
To the performance parameter of the control device.
The third aspect provides a kind of detection method of the control device of pure electric automobile, which comprises
The total angled of the parking gear shifting axis of the control device is acquired by angular transducer；
Location information of the ratchet in the control device with respect to pawl, position letter are acquired by position sensor
Cease the position for indicating the pawl on gear or groove, the relatively described control device on the ratchet；
The torque of the parking return spring of the control device is acquired by spring torsion sensor；
It is determined according to total angled, location information and torque and executes parking emulation or release parking emulation, and according to true
Fixed result generates emulation and is indicated to the computer, so as to be referred to according to the computer according to the emulation that the processor is sent
The control device simulation model that total angled, location information and torque initialization in showing pre-establish is then according to instruction
Information carries out corresponding emulation experiment and obtains the performance parameter of the control device.
Fourth aspect, provides the detection device of the control device of another pure electric automobile, and described device includes:
It is total angled obtain module, for acquiring the parking gear shifting axis of the control device by angular transducer
It is total angled；
Position information acquisition module, for acquiring the ratchet in the control device by position sensor with respect to spine
The location information of pawl, the location information are used to indicate the gear or groove, the relatively described control device on the ratchet
Pawl position；
Torque obtains module, for acquiring the parking return spring of the control device by spring torsion sensor
Torque；
Determining module, for determining that executing parking emulation still releases parking according to always angled, location information and torque
Emulation, and emulation is generated according to determining result and is indicated to the computer, so that according to the computer according to the processing
Total angled, location information and torque in the emulation instruction of device transmission initialize the control device emulation mould pre-established
Then type carries out corresponding emulation experiment according to instruction information and obtains the performance parameter of the control device.
Another embodiment of the application additionally provides a kind of computing device, including at least one processor；And with it is described extremely
The memory of few processor communication connection；Wherein, the memory, which is stored with, to be executed by least one described processor
Instruction, described instruction is executed by least one described processor, so that at least one described processor is able to carry out the application
The detection method of the control device for any pure electric automobile that embodiment provides.
Another embodiment of the application additionally provides a kind of computer storage medium, wherein the computer storage medium is deposited
Computer executable instructions are contained, the computer executable instructions are for making computer execute any in the embodiment of the present application
The detection method of the control device of pure electric automobile.
In the control device detection device of pure electric automobile provided by the embodiments of the present application, system and method, pass through
Sensor acquires the parameter of corresponding component in control device, in order to which control device of the computer to actual measurement is imitated
True modeling, so that the detection to control device can be realized by the simulation model of control device.Eliminate real vehicle
The trouble for testing bring installation, disassembly, improves detection efficiency.When can reduce real steering vectors by simulation model, in real vehicle
Influence of the other component to control device, to improve the accuracy of detection.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood and implementing the application.The purpose of the application and other advantages can be by written explanations
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the detection application scenarios schematic diagram of the control device of the pure electric automobile in the embodiment of the present application；
Fig. 2 is the block schematic illustration of the control device detection device of the pure electric automobile in the embodiment of the present application；
Fig. 3 a is the click and position sensing in the control device of the pure electric automobile in the embodiment of the present application
The schematic diagram of device；
Fig. 3 b is that the position sensor in the control device of the pure electric automobile in the embodiment of the present application detects double wedge
When first distance the upper limit；
Fig. 3 c is the block schematic illustration of the control device detection system of the pure electric automobile in the embodiment of the present application；
Fig. 4 be the embodiment of the present application in pure electric automobile control device detection method flow diagram it
One；
Fig. 5 be the embodiment of the present application in pure electric automobile control device detection method flow diagram it
Two；
Fig. 6 is the detection device schematic diagram of the control device of the pure electric automobile in the embodiment of the present application；
Fig. 7 is the structural schematic diagram according to the computing device of the application embodiment.
Specific embodiment
The detection efficiency of structure and the accuracy of testing result, this Shen are executed for the ease of improving the parking of pure electric automobile
Control device detection device, the system and method for a kind of pure electric automobile please be provided in embodiment.In order to better understand
Technical solution provided by the embodiments of the present application does the basic principle of the program once briefly describe here:
As shown in Figure 1, the application of the control device detection system for pure electric automobile provided by the embodiments of the present application
Schematic diagram of a scenario.It include the single-chip microcontroller 101 and three sensors in control device 100 in the application scenarios.Its
In, three sensors above-mentioned are respectively as follows:
Angular transducer 102, for acquiring the total angled of parking gear shifting axis；It is always at an angle of for indicating that shifting shaft turns over
Angle；Specifically, assume that shifting shaft is 0 in the angle of neutral gear position, when the angle of parking position is a, total angled model
It is trapped among between 0-a.
Position sensor 103, for acquiring position of the ratchet in control device with respect to pawl and sending acquisition
Location information；
Spring torsion sensor 104, for acquiring the torque of parking return spring.
When detection, parking gear shifting axis turns over certain angle and parking return spring is made to generate torque, while parking executes
Ratchet within the organization is independently rotated with setting speed.
Single-chip microcontroller 101 determines that the rotation of parking gear shifting axis is to execute parking or releasing according to the information that each sensor acquires
Then the execution parking of sensor acquisition or the corresponding sensor information of releasing parking are sent to computer 200 by parking.
Computer 200 initializes the control device simulation model pre-established according to sensor information, in order to build
Corresponding relationship between vertical total angled, ratchet position and torque realizes the emulation of entity control device to be tested.So
Emulation experiment is carried out according to simulation model afterwards, obtains testing result.
It can wherein be communicated using communication between single-chip microcontroller and computer, wired communication mode can also be used
Communication.
Further illustrate that the parking for being illustrated in figure 2 pure electric automobile executes below in conjunction with scheme of the attached drawing to the application
The block schematic illustration of the detection system of mechanism, comprising: control device 201, angular transducer 202, position sensor 203,
Spring torsion sensor 204, processor 205, in which:
The angular transducer 202 is arranged on the parking gear shifting axis of the control device 201, described for acquiring
The total of parking gear shifting axis is at an angle of and sends to the processor 205；
The position sensor 203 is located on the parking ratchet wheel of the control device 201, for cooperating the angle
Sensor 202 acquire position of the ratchet in the control device 201 with respect to pawl and send the location information of acquisition to
The processor 205, the location information are used to indicate the gear or groove, the relatively described control device on the ratchet
The position of pawl on 201；
The spring torsion sensor 204, for cooperating the angular transducer 202 to acquire the control device
The torque of 201 parking return spring is simultaneously sent to the processor 205；
The processor 205 is located at the parking and executes in structure, for according to total angled, location information and torque
It determines and executes parking emulation or release parking emulation, and emulation is generated according to determining result and is indicated to computer (in figure not
Show) so that total in the emulation instruction that the computer is sent according to the processor is at an angle of, at the beginning of location information and torque
Then the control device simulation model that beginningization pre-establishes obtains described according to the corresponding emulation experiment of instruction information progress
The performance parameter of control device；It include the finger for executing parking emulation or releasing parking emulation in the emulation instruction
Show information and the corresponding total angled, location information of the emulation executed and torque；
Wherein the performance parameter of control device 201 may include at least one of following information:
When parking, the different total total angled lower completion parkings for being at an angle of lower ratchet position, capable of completing parking are responded
Time, can complete parking it is total angled under torque etc.；
When releasing parking, it is different total angled lower release the parking response time, it is different be always at an angle of under ratchet position,
Release the torque etc. of the parking return spring before and after parking.
Ratchet position under being at an angle of according to difference is total is drawn total when parked state curve, i.e. parking and releasing parking
Angled and ratchet position curve, in order to determine whether pawl turns over due angle.
Can according to complete parking response time and release parking response time, determine control device complete and
Parking is released whether in expected duration.
According to the torque of parking return spring, whether the working performance that can analyze parking return spring reaches expected.
In this way, acquiring the parameter of corresponding component in control device, by sensor in order to which computer is to actual measurement
Control device carries out simulation modeling, so that the simulation model by control device can be realized to control device
Detection.The trouble for eliminating the installation of real steering vectors bring, disassembly, improves detection efficiency.It can be reduced by simulation model
When real steering vectors, influence of the other component to control device in real vehicle, to improve the accuracy of detection.
Further, for save the cost in the embodiment of the present application, the processor 205 can be single-chip microcontroller.
Further, as shown in Figure 3a, the position sensor 203 can be photoelectrical position sensor, the optoelectronic position
The light emitting diode of sensor is directed at the groove outer rim of the ratchet and click-fit, and the center line of the photoelectrical position sensor
In ratchet plane of rotation and perpendicular to the ratchet centre of gyration.When photoelectrical position sensor collects in the first distance to a declared goal
When signal, pawl is directed at for the double wedge of ratchet at this time and is then held so pawl can not continue to revolve through greater angle and be caught in ratchet recesses
Row parking baulk；It is at this time the recessed of ratchet when photoelectrical position sensor does not collect the signal in the first distance to a declared goal
Slot is directed at park pawl, so pawl can continue to revolve through greater angle and be caught in ratchet recesses, to complete parking.Wherein,
The maximum value of one distance to a declared goal is that the distance for the upper surface that position sensor detects pawl shown in Fig. 3 b (marks out in such as Fig. 3 b
" the first distance to a declared goal maximum value meaning surface ").
PSD (Position-Sensitive Detector) position sensor can preferably be used.The photoelectrical position sensor is a kind of energy
Measure the optical detector of luminous point continuous position on detector surface.It is a kind of novel photoelectric device, or is coordinate light
Battery.It is a kind of non-Splittable device, can convert electric signal for the light spot position on photosurface.PSD is by p-substrate, pin light
Electric diode and sheet resistance composition.Has many advantages, such as position resolution height, fast response time and processing circuit are simple.
Further, the processor 205 can determine whether to execute parking emulation according to following methods:
Determine whether total be at an angle of that angular transducer 202 acquires is greater than predetermined angle first；If more than predetermined angle, then
Determine that location information indicates whether that the pawl of the control device 201 is stuck in the groove of the ratchet；If being stuck in groove
It is interior, and determine that the torque of parking return spring is greater than default torque and then determines execution parking emulation.
Correspondingly, determining power according to the torque of the parking return spring of acquisition if total angled no more than predetermined angle
Whether square is becoming smaller；It determines to execute if becoming smaller if torque and releases parking emulation；Execution can be returned if torque does not become smaller
Determine whether total be at an angle of that angular transducer 202 acquires is greater than predetermined angle.
When it is implemented, can determine whether torque becomes smaller according to the torque acquired in a period of time.It is such as relatively more current
The size of the torque of acquisition and the torque of acquisition of previous time, that is, can determine whether torque becomes smaller.
Further, the processor can also determine the total angled no more than preset angle of angular transducer acquisition
When spending, and acquire total angled with becoming smaller trend and location information indicates that the pawl is not stuck in the groove of the ratchet
It is interior, it is determined that execute and release parking emulation.That is, shifting shaft is towards the side for releasing parking when being always at an angle of continuous become smaller
To rotation, it is possible thereby to determine that the operation executed is to release the operation of parking.
Based on identical inventive concept, the application also provides a kind of detection system of control device, as shown in Figure 3c,
For the block schematic illustration of the detection system, comprising: control device 201, angular transducer 202, position sensor 203, bullet
Spring torsion sensor 204, processor 205 and computer 206, in which:
The angular transducer 202 is arranged on the parking gear shifting axis of the control device 201, described for acquiring
The total of parking gear shifting axis is at an angle of and sends to the processor 205；
The position sensor 203 is located on the parking ratchet wheel of the control device 201, for cooperating the angle
Sensor 202 acquire position of the ratchet in the control device 201 with respect to pawl and send the location information of acquisition to
The processor 205, the location information are used to indicate the gear or groove, the relatively described control device on the ratchet
The position of pawl on 201；
The spring torsion sensor 204, for cooperating the angular transducer 202 to acquire the control device
The torque of 201 parking return spring is simultaneously sent to the processor 205；
The processor 205 is located at the parking and executes in structure, for according to total angled, location information and torque
It determines and executes parking emulation or release parking emulation, and emulation is generated according to determining result and is indicated to the computer 206；
It include the emulation pair for executing parking emulation or releasing the instruction information of parking emulation and execute in the emulation instruction
The total angled, location information and torque answered；
The computer 206, total angled, position in emulation instruction for being sent according to the processor 205 are believed
Breath and torque initialize 201 simulation model of control device pre-established, are then imitated accordingly according to instruction information
True experiment obtains the performance parameter of the control device 201.
Include at least one of following information in the performance parameter:
When parking, the different total total angled lower completion parkings for being at an angle of lower ratchet position, capable of completing parking are responded
Time, can complete parking it is total angled under torque etc.；
When releasing parking, it is different total angled lower release the parking response time, it is different be always at an angle of under ratchet position,
Release the torque etc. of the parking return spring before and after parking.
Ratchet position under being at an angle of according to difference is total is drawn total when parked state curve, i.e. parking and releasing parking
Angled and ratchet position curve, in order to determine whether pawl turns over due angle.
Based on identical inventive concept, the embodiment of the present application also provides a kind of inspection of the control device of pure electric automobile
Survey method.As shown in figure 4, this method comprises:
Step 401: the total angled of the parking gear shifting axis of the control device is acquired by angular transducer.
Step 402: location information of the ratchet in the control device with respect to pawl is acquired by position sensor,
The location information is used to indicate the position of gear on the ratchet or groove, pawl in the relatively described control device.
Step 403: the torque of the parking return spring of the control device is acquired by spring torsion sensor.
Step 404: it is determined according to total angled, location information and torque and executes parking emulation or release parking emulation,
And emulation is generated according to determining result and is indicated to the computer, so as to be sent according to the computer according to the processor
Emulation instruction in total angled, location information and the control device simulation model that pre-establishes of torque initialization then
Corresponding emulation experiment, which is carried out, according to instruction information obtains the performance parameter of the control device.
When it is implemented, the position of each sensor illustrates which is not described herein again in front.
When it is implemented, being held for the ease of determining which kind of emulation executed according to total angled, location information and torque determination
Row parking emulation, can be performed as following steps:
Step A1: the total angled whether greater than predetermined angle of angular transducer acquisition is determined.
When it is implemented, the predetermined angle can determine based on experience value, or wanted according to the design of control device
Ask determining.
Step A2: if more than predetermined angle, it is determined that location information indicates whether the pawl card of the control device
In the groove of the ratchet；If being stuck in groove, and determine that the torque of parking return spring is greater than default torque determination and holds
Row parking emulation.
Corresponding determine executes releasing parking emulation, it may include following steps:
Step B1: if total angled no more than predetermined angle, power is determined according to the torque of the parking return spring of acquisition
Whether square is becoming smaller；
Step B2: it is determined if becoming smaller if torque and executes releasing parking emulation；
Step B3: it is returned if torque does not become smaller and executes the total angled whether greater than pre- of determining angular transducer acquisition
If angle.
Being to execute parking to imitate how is determined to be explained here in conjunction with flow chart shown in fig. 5 convenient for system understanding
True or releasing parking emulation.The following steps are included:
Step 501: obtaining the total angled of angular transducer acquisition.
Step 502: determining whether assembly is greater than predetermined angle, if executing step 503, execute step 501 if not.
Step 503: postponing that the total of acquisition angles sensor acquisition after duration is specified to be at an angle of, and determine that total be at an angle of is
It is no to be greater than predetermined angle, if executing step 504, step 507 is executed if not.
Here by step 502 and step 503, judged twice to improve the accuracy judged whether greater than predetermined angle.
After being summarized as determining that currently judge to acquire for the first time in the period total is angled and being greater than predetermined angle, delay specifies duration to adopt again
Lump is angled；If what is acquired again is total angled greater than predetermined angle, it is determined that the total of angular transducer acquisition is at an angle of greatly
In predetermined angle, the total angled no more than predetermined angle of angular transducer acquisition is otherwise determined.
Step 504: determining that location information indicates whether that the pawl of the control device is stuck in the groove of the ratchet
It is interior, if otherwise executing step 505 returns to step 501.
Step 505: determining that the torque of parking return spring is greater than default torque, if executing step 505, if it is not, returning
Execute step 501.
Step 506: determining and execute parking emulation.
Step 507: obtaining the torque acquired in certain time length interval.
Step 508: the torque whether torque acquired after judgement acquires before being less than, if so, executing step 509, otherwise
Execute step 501.
Step 509: determining and execute releasing parking emulation.
When it is implemented, can be using the total angled as predetermined angle of last time acquisition in step 503.That is, first may be used
To primarily determine according to total angled whether become smaller and release parking or execute parking, become smaller, determination may be that releasing is stayed
Vehicle becomes larger, and may be execution parking.When becoming larger, further can further be verified whether according to ratchet position and torque
It is to execute parking.When becoming smaller, further further verify whether it is to release parking according to the size variation of torque.
In the embodiment of the present application, emulation mode realization pair can be passed through using a small amount of sensor and computer simulation model
The detection of control device.Easily implement so that the detection of control device becomes simple, to improve the effect of detection
Rate.When due to eliminating measuring on-board in real vehicle other components influence, so can be improved the accuracy of detection.
Based on identical inventive concept, the embodiment of the present application also provides a kind of inspection of the control device of pure electric automobile
Device is surveyed, as shown in fig. 6, described device includes:
Total angled acquisition module 601, for acquiring the parking gear shifting of the control device by angular transducer
The total of axis is at an angle of；
Position information acquisition module 602, for acquiring the ratchet phase in the control device by position sensor
To the location information of pawl, which is used to indicate that gear or groove, the relatively described parking on the ratchet to execute machine
The position of pawl on structure；
Torque obtains module 603, for acquiring the parking return of the control device by spring torsion sensor
The torque of spring；
Determining module 604 is stayed for being determined to execute parking emulation or release according to total angled, location information and torque
Vehicle emulation, and emulation is generated according to determining result and is indicated to the computer, so that according to the computer according to the place
Total angled, location information and torque in the emulation instruction of reason device transmission initialize the control device emulation pre-established
Then model carries out corresponding emulation experiment according to instruction information and obtains the performance parameter of the control device.
Further, the determining module, specifically includes:
Angle judging unit, for determining the total angled whether greater than predetermined angle of angular transducer acquisition；
Parking emulates determination unit, for if more than predetermined angle, it is determined that location information indicates whether that the parking is held
The pawl of row mechanism is stuck in the groove of the ratchet；If being stuck in groove, and it is pre- to determine that the torque of parking return spring is greater than
If torque, which then determines, executes parking emulation.
Further, determining module specifically includes:
Torque processing unit, if being not more than predetermined angle for always angled, according to the parking return spring of acquisition
Torque determines whether torque is becoming smaller；
It releases parking and emulates determination unit, release parking emulation for determining to execute if becoming smaller if torque；
Return unit, for if torque does not become smaller trigger angle judging unit return execute determine angular transducer adopt
Whether total be at an angle of of collection is greater than predetermined angle.
Further, angle judging unit specifically includes:
First subelement prolongs for determining that currently judge to acquire for the first time in the period total is at an angle of greater than after predetermined angle
Specified duration acquires total angled again late；
Second subelement, if total angled greater than predetermined angle for what is acquired again, it is determined that angular transducer acquisition
It is total it is angled be greater than predetermined angle, otherwise determine the total angled no more than predetermined angle of angular transducer acquisition.
Detection method, system in the control device for the pure electric automobile for describing the application illustrative embodiments
After device, next, introducing the computing device of the another exemplary embodiment according to the application.
Person of ordinary skill in the field it is understood that the various aspects of the application can be implemented as system, method or
Program product.Therefore, the various aspects of the application can be with specific implementation is as follows, it may be assumed that complete hardware embodiment, complete
The embodiment combined in terms of full Software Implementation (including firmware, microcode etc.) or hardware and software, can unite here
Referred to as circuit, " module " or " system ".
In some possible embodiments, at least one processing can be included at least according to the computing device of the application
Device and at least one processor.Wherein, memory is stored with program code, when program code is executed by processor, so that
The parking that processor executes the pure electric automobile according to the various illustrative embodiments of the application of this specification foregoing description is held
Step in the detection method of row mechanism.For example, processor can execute step 401-404 as shown in Figure 4.
The computing device 130 of this embodiment according to the application is described referring to Fig. 7.The calculating that Fig. 7 is shown
Device 130 is only an example, should not function to the embodiment of the present application and use scope bring any restrictions.
As shown in fig. 7, computing device 130 is showed in the form of general-purpose calculating appts.The component of computing device 130 can wrap
Include but be not limited to: at least one above-mentioned processor 131, above-mentioned at least one processor 132, the different system components of connection (including
Memory 132 and processor 131) bus 133.
Bus 133 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller,
Peripheral bus, processor or the local bus using any bus structures in a variety of bus structures.
Memory 132 may include the readable medium of form of volatile memory, such as random access memory (RAM)
1321 and/or cache memory 1322, it can further include read-only memory (ROM) 1323.
Memory 132 can also include program/utility 1325 with one group of (at least one) program module 1324,
Such program module 1324 includes but is not limited to: operating system, one or more application program, other program modules and
It may include the realization of network environment in program data, each of these examples or certain combination.
Computing device 130 can also be communicated with one or more external equipments 134 (such as keyboard, sensing equipment etc.), also
Can be enabled a user to one or more equipment interacted with computing device 130 communication, and/or with make the computing device
The 130 any equipment (such as router, modem etc.) that can be communicated with one or more of the other computing device are led to
Letter.This communication can be carried out by input/output (I/O) interface 135.Also, computing device 130 can also be suitable by network
Orchestration 136 and one or more network (such as local area network (LAN), wide area network (WAN) and/or public network, such as because of spy
Net) communication.As shown, network adapter 136 is communicated by bus 133 with other modules for computing device 130.It should
Understand, although not shown in the drawings, other hardware and/or software module can be used in conjunction with computing device 130, including but unlimited
In: microcode, device driver, redundant processor, external disk drive array, RAID system, tape drive and data
Backup storage system etc..
In some possible embodiments, the detection method of the control device of pure electric automobile provided by the present application
Various aspects be also implemented as the form of program product a kind of comprising program code, when program product is set in computer
When standby upper operation, program code is for making computer equipment execute the various exemplary according to the application of this specification foregoing description
Step in the detection method of the control device of the pure electric automobile of embodiment, for example, computer equipment can execute
Step 401-404 as shown in Figure 4.
Program product can be using any combination of one or more readable mediums.Readable medium can be readable signal Jie
Matter or readable storage medium storing program for executing.Readable storage medium storing program for executing for example may be-but not limited to-electricity, magnetic, optical, electromagnetic, infrared
The system of line or semiconductor, device or device, or any above combination.The more specific example of readable storage medium storing program for executing is (non-
The list of exhaustion) include: electrical connection with one or more conducting wires, portable disc, hard disk, random access memory (RAM),
Read-only memory (ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, the read-only storage of portable compact disc
Device (CD-ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.
The program product of the detection of the control device for pure electric automobile of presently filed embodiment can be adopted
With portable compact disc read only memory (CD-ROM) and including program code, and can run on the computing device.However, this
The program product of application is without being limited thereto, in this document, readable storage medium storing program for executing can be it is any include or storage program it is tangible
Medium, the program can be commanded execution system, device or device use or in connection.
Readable signal medium may include in a base band or as the data-signal that carrier wave a part is propagated, wherein carrying
Readable program code.The data-signal of this propagation can take various forms, including --- but being not limited to --- electromagnetism letter
Number, optical signal or above-mentioned any appropriate combination.Readable signal medium can also be other than readable storage medium storing program for executing it is any can
Read medium, the readable medium can send, propagate or transmit for by instruction execution system, device or device use or
Program in connection.
The program code for including on readable medium can transmit with any suitable medium, including --- but being not limited to ---
Wirelessly, wired, optical cable, RF etc. or above-mentioned any appropriate combination.
Can with any combination of one or more programming languages come write for execute the application operation program
Code, programming language include object oriented program language-Java, C++ etc., further include conventional process
Formula programming language-such as " C " language or similar programming language.Program code can be calculated fully in user
It executes on device, partly execute on a user device, executing, as an independent software package partially in user's computing device
Upper part executes on remote computing device or executes on remote computing device or server completely.It is being related to remotely counting
In the situation for calculating device, remote computing device can pass through the network of any kind --- including local area network (LAN) or wide area network
(WAN)-it is connected to user's computing device, or, it may be connected to external computing device (such as provided using Internet service
Quotient is connected by internet).
It should be noted that although being referred to several unit or sub-units of device in the above detailed description, this stroke
It point is only exemplary not enforceable.In fact, according to presently filed embodiment, it is above-described two or more
The feature and function of unit can embody in a unit.Conversely, the feature and function of an above-described unit can
It is to be embodied by multiple units with further division.
In addition, although describing the operation of the application method in the accompanying drawings with particular order, this do not require that or
Hint must execute these operations in this particular order, or have to carry out shown in whole operation be just able to achieve it is desired
As a result.Additionally or alternatively, it is convenient to omit multiple steps are merged into a step and executed by certain steps, and/or by one
Step is decomposed into execution of multiple steps.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications can be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (16)
1. a kind of control device detection device of pure electric automobile, which is characterized in that passed including control device, angle
Sensor, position sensor, spring torsion sensor, processor, in which:
The angular transducer is arranged on the parking gear shifting axis of the control device, for acquiring the parking gear shifting axis
It is total angled and send to the processor；
The position sensor is located on the parking ratchet wheel of the control device, for cooperating the angular transducer to acquire
Ratchet in the control device with respect to the position of pawl and sends the location information of acquisition to the processor, the position
Information is used to indicate the position of gear on the ratchet or groove, pawl in the relatively described control device；
The spring torsion sensor, for cooperating the angular transducer to acquire the parking return bullet of the control device
The torque of spring is simultaneously sent to the processor；
The processor is located at the parking and executes in structure, executes for being determined according to total angled, location information and torque
Parking emulation or releasing parking emulation, and emulation is generated according to determining result and is indicated to computer so that the computer root
The parking execution that the total angled, location information emulated in instruction and torque initialization sent according to the processor pre-establishes
Then mechanism simulation model carries out corresponding emulation experiment according to instruction information and obtains the performance parameter of the control device；
It include the emulation pair for executing parking emulation or releasing the instruction information of parking emulation and execute in the emulation instruction
The total angled, location information and torque answered.
2. the apparatus according to claim 1, which is characterized in that the position sensor is photoelectrical position sensor, the light
The light emitting diode of electric position sensor is directed at the groove outer rim of the ratchet and click-fit, and the photoelectrical position sensor
Center line is located in ratchet plane of rotation and perpendicular to the ratchet centre of gyration.
3. the apparatus according to claim 1, which is characterized in that the processor, according to total angled, location information and power
Square, which determines, executes parking emulation, specifically includes:
Determine the total angled whether greater than predetermined angle of angular transducer acquisition；
If more than predetermined angle, it is determined that location information indicates whether that the pawl of the control device is stuck in the ratchet
In groove；If being stuck in groove, and determine that the torque of parking return spring is greater than default torque and determines execution parking emulation.
4. device according to claim 3, which is characterized in that the processor, according to total angled, location information and power
Square, which determines to execute, releases parking emulation, specifically includes:
If total angled no more than predetermined angle, determine whether torque is becoming according to the torque of the parking return spring of acquisition
It is small；
It determines to execute if becoming smaller if torque and releases parking emulation；
The processor, be also used to return if torque does not become smaller execute determine angular transducer acquisition it is total be at an angle of whether
Greater than predetermined angle.
5. a kind of detection system of the control device of pure electric automobile, which is characterized in that the system comprises parking execution
Mechanism, angular transducer, position sensor, spring torsion sensor, processor and computer, in which:
The angular transducer is arranged on the parking gear shifting axis of the control device, for acquiring the parking gear shifting axis
It is total angled and send to the processor；
The position sensor is located on the parking ratchet wheel of the control device, for cooperating the angular transducer to acquire
Ratchet in the control device with respect to the position of pawl and sends the location information of acquisition to the processor, the position
Information is used to indicate the position of gear on the ratchet or groove, pawl in the relatively described control device；
The spring torsion sensor, for cooperating the angular transducer to acquire the parking return bullet of the control device
The torque of spring is simultaneously sent to the processor；
The processor is located at the parking and executes in structure, executes for being determined according to total angled, location information and torque
Parking emulation or releasing parking emulation, and emulation is generated according to determining result and is indicated to the computer；The emulation refers to
It include the corresponding total angulation of emulation for executing parking emulation or releasing the instruction information of parking emulation and execute in showing
Degree, location information and torque；
The computer, at the beginning of emulating total angled, location information in indicating and torque for what is sent according to the processor
Then the control device simulation model that beginningization pre-establishes carries out corresponding emulation experiment according to instruction information, obtains institute
State the performance parameter of control device.
6. system according to claim 5, which is characterized in that include at least one in following information in the performance parameter
Kind:
When parking, it is different total be at an angle of lower ratchet position, can complete parking it is total it is angled under the completion parking response time,
Can complete parking it is total angled under torque；
When releasing parking, it is different total angled lower release the parking response time, it is different it is total it is angled under ratchet position, releasing
The torque of parking return spring before and after parking.
7. a kind of detection method of the control device of pure electric automobile, which is characterized in that the described method includes:
The total angled of the parking gear shifting axis of the control device is acquired by angular transducer；
Location information of the ratchet in the control device with respect to pawl is acquired by position sensor, which uses
In the position for indicating the pawl on gear or groove, the relatively described control device on the ratchet；
The torque of the parking return spring of the control device is acquired by spring torsion sensor；
It is determined according to total angled, location information and torque and executes parking emulation or release parking emulation, and according to determining
As a result it generates emulation and is indicated to the computer, so that during the emulation sent according to the computer according to the processor indicates
Total angled, location information and the control device simulation model that pre-establishes of torque initialization then according to instruction information
It carries out corresponding emulation experiment and obtains the performance parameter of the control device.
8. the method for claim 7, which is characterized in that the basis is always at an angle of, location information and torque determination are held
Row parking emulation, specifically includes:
Determine the total angled whether greater than predetermined angle of angular transducer acquisition；
If more than predetermined angle, it is determined that location information indicates whether that the pawl of the control device is stuck in the ratchet
In groove；If being stuck in groove, and determine that the torque of parking return spring is greater than default torque and determines execution parking emulation.
9. according to the method described in claim 8, being executed it is characterized in that, being determined according to total angled, location information and torque
Parking emulation is released, is specifically included:
If total angled no more than predetermined angle, determine whether torque is becoming according to the torque of the parking return spring of acquisition
It is small；
It determines to execute if becoming smaller if torque and releases parking emulation；
It returns to execute if torque does not become smaller and determines the total angled whether greater than predetermined angle of angular transducer acquisition.
10. according to the method described in claim 8, it is characterized in that, total be at an angle of of the determining angular transducer acquisition is
It is no to be greater than predetermined angle, it specifically includes:
After determining that currently judge to acquire for the first time in the period total is angled and being greater than predetermined angle, delay specifies duration to acquire again always
It is angled；
If what is acquired again is total angled greater than predetermined angle, it is determined that total be at an angle of of angular transducer acquisition is greater than preset angle
Otherwise degree determines the total angled no more than predetermined angle of angular transducer acquisition.
11. a kind of detection device of the control device of pure electric automobile, which is characterized in that described device includes:
Total angled acquisition module, the assembly of the parking gear shifting axis for acquiring the control device by angular transducer
Angle；
Position information acquisition module, for acquiring the ratchet in the control device by position sensor with respect to pawl
Location information, the location information are used to indicate the spine on the gear or groove, the relatively described control device on the ratchet
The position of pawl；
Torque obtains module, the power of the parking return spring for acquiring the control device by spring torsion sensor
Square；
Determining module, for determining that executing parking emulation still releases parking emulation according to always angled, location information and torque,
And emulation is generated according to determining result and is indicated to the computer, so as to be sent according to the computer according to the processor
Emulation instruction in total angled, location information and the control device simulation model that pre-establishes of torque initialization then
Corresponding emulation experiment, which is carried out, according to instruction information obtains the performance parameter of the control device.
12. device as claimed in claim 11, which is characterized in that determining module specifically includes:
Angle judging unit, for determining the total angled whether greater than predetermined angle of angular transducer acquisition；
Parking emulates determination unit, for if more than predetermined angle, it is determined that location information indicates whether that the parking executes machine
The pawl of structure is stuck in the groove of the ratchet；If being stuck in groove, and determine that the torque of parking return spring is greater than pre set force
Square, which then determines, executes parking emulation.
13. device according to claim 11, which is characterized in that determining module specifically includes:
Torque processing unit, if being not more than predetermined angle for always angled, according to the torque of the parking return spring of acquisition
Determine whether torque is becoming smaller；
It releases parking and emulates determination unit, release parking emulation for determining to execute if becoming smaller if torque；
Return unit, for the determining angular transducer acquisition of trigger angle judging unit return execution if torque does not become smaller
It is total angled whether greater than predetermined angle.
14. device according to claim 11, which is characterized in that angle judging unit specifically includes:
First subelement, for determining that currently judge to acquire for the first time in the period total is at an angle of greater than after predetermined angle, delay refers to
The long acquisition again of timing is total angled；
Second subelement, if total angled greater than predetermined angle for what is acquired again, it is determined that angular transducer acquires total
It is angled to be greater than predetermined angle, otherwise determine that total be at an angle of of angular transducer acquisition is not more than predetermined angle.
15. a kind of computer-readable medium, is stored with computer executable instructions, which is characterized in that the computer is executable
Instruction is for executing the method as described in any claim in claim 7-10.
16. a kind of computing device characterized by comprising at least one processor；And it is logical at least one described processor
Believe the memory of connection；Wherein, the memory is stored with the instruction that can be executed by least one described processor, described instruction
It is executed by least one described processor, so that at least one described processor is able to carry out such as power any in claim 7-10
Benefit requires the method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811472880.7A CN109668741B (en) | 2018-12-04 | 2018-12-04 | Device, system and method for detecting parking actuating mechanism of pure electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811472880.7A CN109668741B (en) | 2018-12-04 | 2018-12-04 | Device, system and method for detecting parking actuating mechanism of pure electric vehicle |
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| CN109668741A true CN109668741A (en) | 2019-04-23 |
| CN109668741B CN109668741B (en) | 2021-06-04 |
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| CN112067284A (en) * | 2020-09-09 | 2020-12-11 | 广州汽车集团股份有限公司 | Off-line detection method and device for automobile parking mechanism |
| CN113200030A (en) * | 2021-06-11 | 2021-08-03 | 精诚工科汽车系统有限公司 | Vehicle, parking control method and device thereof, and storage medium |
| CN113624434A (en) * | 2021-07-23 | 2021-11-09 | 东风汽车集团股份有限公司 | Test method and device for hybrid electric drive assembly |
| CN113759878A (en) * | 2021-09-26 | 2021-12-07 | 重庆美沣秦安汽车驱动系统有限公司 | Control system, method and terminal for combined action of P-gear actuator and motor |
| CN114858485A (en) * | 2022-07-05 | 2022-08-05 | 南京泰普森自动化设备有限公司 | Parking assembly dynamic detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067284A (en) * | 2020-09-09 | 2020-12-11 | 广州汽车集团股份有限公司 | Off-line detection method and device for automobile parking mechanism |
| CN113200030A (en) * | 2021-06-11 | 2021-08-03 | 精诚工科汽车系统有限公司 | Vehicle, parking control method and device thereof, and storage medium |
| CN113624434A (en) * | 2021-07-23 | 2021-11-09 | 东风汽车集团股份有限公司 | Test method and device for hybrid electric drive assembly |
| CN113624434B (en) * | 2021-07-23 | 2023-12-19 | 东风汽车集团股份有限公司 | Test method and device for hybrid electric drive assembly |
| CN113759878A (en) * | 2021-09-26 | 2021-12-07 | 重庆美沣秦安汽车驱动系统有限公司 | Control system, method and terminal for combined action of P-gear actuator and motor |
| CN113759878B (en) * | 2021-09-26 | 2023-08-29 | 重庆美沣秦安汽车驱动系统有限公司 | Control system, method and terminal for joint action of P-gear actuator and motor |
| CN114858485A (en) * | 2022-07-05 | 2022-08-05 | 南京泰普森自动化设备有限公司 | Parking assembly dynamic detection device |
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