CN107554513B - Calibration module, control system, calibration method and control method - Google Patents
Calibration module, control system, calibration method and control method Download PDFInfo
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- CN107554513B CN107554513B CN201710801369.6A CN201710801369A CN107554513B CN 107554513 B CN107554513 B CN 107554513B CN 201710801369 A CN201710801369 A CN 201710801369A CN 107554513 B CN107554513 B CN 107554513B
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Abstract
The present invention proposes a kind of calibration module, control system, calibration method and control method, wherein, calibration module includes: signal receiving unit, for receiving the first switch signal and second switch signal of microswitch output, and first voltage signal and second voltage signal for receiving angular displacement sensor sending；Signal extraction unit, for extracting and first switch signal corresponding first lock position information, first angle value corresponding with first lock position information, with second switch signal corresponding second lock position information, and second angle value corresponding with second lock position information；Signal processing unit for obtaining the first voltage signal, the second voltage signal, the first angle value and the second angle value, and carries out the calculating of formula.The present invention can be improved the efficiency of lock position infomation detection, and guarantee being normally carried out for locomotive brake process.
Description
Technical field
The invention belongs to rail traffic brake monitor technical field more particularly to a kind of calibration module, control system, schools
Quasi- method and control method.
Background technique
Locomotive brake controller be in locomotive braking system for issue locomotive and train control for brake instruction it is important
Component is installed on drivers' cab, and is divided into automatic braking handle and independent brake handle, wherein automatic braking handle has
The locks position letter such as " driving position ", " first service ", " service application zone ", " full application of brake ", " inhibiting position ", " double-heading position ", " emergency braking "
Breath, for controlling the pressure of locomotive train pipe, and independent brake handle has " driving position ", " full application of brake ", " braking area ", " list
The locks position information such as slow position " can be used for individually controlling the pressure of locomotive brake cylinder.In locomotive brake controller control locomotive brake
In the process, it is necessary to above-mentioned lock position information be monitored in real time, to know the actually located position of brake handle in real time.
Chinese invention patent application CN106627648A discloses a kind of locomotive brake controller, is provided with detectable system
Angle angular displacement sensor locating for fixed handle brakes hand when avoiding manipulation locomotive with this by contactless detection mode
Handle constantly replaces the abrasion caused by working position to mechanical and electrical component, at the same time, the driving position corresponding to brake handle
It is provided with the micro-control switch of the output signal when brake handle working position is driving position, micro-control switch, which is connected with, can receive and analyze
The control unit of micro-control switch output signal, the letter that the signal and micro-control switch that control unit issues angular displacement sensor issue
It number compares, to judge the accuracy of angular displacement sensor output signal.
However, the above-mentioned mode to lock position infomation detection is when the feelings for knowing that angular displacement sensor detection signal breaks down
Under condition, needs artificial diagonal displacement sensor to be calibrated, to improve the accuracy of angular displacement sensor output signal, thus lead
The inefficiency to lock position infomation detection is caused, while large effect is caused to being normally carried out for locomotive brake.
Summary of the invention
The present invention is directed to existing locomotive brake controller to the mode inefficiency of lock position infomation detection, and influences locomotive
The technical issues of being normally carried out of braking, proposes a kind of efficiency that can be improved lock position infomation detection, and guarantee locomotive brake
The calibration module being normally carried out, the control system including the calibration module, using the calibration method of the calibration module, and including
The control method of the calibration method.
In order to achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of calibration module is used in rail vehicle braking controller, and is carried out to the detection of brake handle lock position information
Calibration, comprising:
Signal receiving unit, for receiving the first switch signal and second switch signal of microswitch output, Yi Jiyong
In the first voltage signal and second voltage signal that receive angular displacement sensor sending, the first switch signal and described second
Switching signal is the signal that microswitch exports respectively at two different locks positions, and the first voltage signal is opened with described first
OFF signal synchronous driving, the second voltage signal and the second switch signal synchronous driving；
Signal extraction unit, for extraction and first switch signal corresponding first lock position information, with described first
The corresponding first angle value of lock position information, and second switch signal corresponding second lock position information, and with described second
The corresponding second angle value of lock position information；
Signal processing unit, for obtaining the first voltage signal, the second voltage signal, the first angle value
And the second angle value, and carry out the calculating of following formula:
Y=kX+b,
Wherein, Y is the voltage letter issued with angle value corresponding to brake handle present position, X for angular displacement sensor
Number, k is slope calibration coefficient, and b is benchmark calibration factor.
Preferably, the first switch signal is the letter that microswitch is exported at the starting lock position that brake handle rotates
Number, the second switch signal is the signal that microswitch is exported at the terminal lock position that brake handle rotates.
A kind of control system, including calibration module as described above, further include memory module, for storing brake handle
Lock position information, and storage angle value corresponding with each lock position information.
Preferably, control system of the present invention further includes instruction conversion module, for basis and brake handle present position
Corresponding angle value extracts lock corresponding with angle value position information, while the lock position information of extraction being exported.
Preferably, control system of the present invention further includes monitoring module, the signal extraction for being exported according to microswitch
The corresponding angle value in brake handle lock position is corresponded to, while the angle value that the angle value is detected with angular displacement sensor being compared
Compared with if it is different, then issuing alarm signal.
Preferably, the memory module is also used to store microswitch action frequency；Control system of the present invention further includes
Maintenance module for setting the maximum times of microswitch movement, while being greater than maximum times when microswitch action frequency
When, export alarm signal.
A kind of calibration method, using calibration module as described above, comprising the following steps:
Signal receiving step receives first switch signal and second switch signal and acceptance angle that microswitch exports
The first voltage signal and second voltage signal that displacement sensor issues, the first switch signal and the second switch signal
For the signal that microswitch exports respectively at two different locks positions, the first voltage signal and the first switch signal are same
Step transmission, the second voltage signal and the second switch signal synchronous driving；
Signal extraction step, extract with first switch signal corresponding first lock position information, with first lock position
The corresponding first angle value of information, and second switch signal corresponding second lock position information, and with second lock position
The corresponding second angle value of information；
Signal processing step obtains the first voltage signal, the second voltage signal, the first angle value and institute
Second angle value is stated, and carries out the calculating of following formula:
Y=kX+b,
Wherein, Y is the voltage letter issued with angle value corresponding to brake handle present position, X for angular displacement sensor
Number, k is slope calibration coefficient, and b is benchmark calibration factor.
A kind of control method, using control system as described above, comprising the following steps:
Storing step stores the lock position information of brake handle, and storage angle value corresponding with each lock position information；
Signal receiving step receives first switch signal and second switch signal and acceptance angle that microswitch exports
The first voltage signal and second voltage signal that displacement sensor issues, the first switch signal and the second switch signal
For the signal that microswitch exports respectively at two different locks positions, the first voltage signal and the first switch signal are same
Step transmission, the second voltage signal and the second switch signal synchronous driving；
Signal extraction step, extract with first switch signal corresponding first lock position information, with first lock position
The corresponding first angle value of information, and second switch signal corresponding second lock position information, and with second lock position
The corresponding second angle value of information；
Signal processing step obtains the first voltage signal, the second voltage signal, the first angle value and institute
Second angle value is stated, and carries out the calculating of following formula:
Y=kX+b,
Wherein, Y is the voltage letter issued with angle value corresponding to brake handle present position, X for angular displacement sensor
Number, k is slope calibration coefficient, and b is benchmark calibration factor.
Preferably, control method of the present invention further includes monitoring step, the signal extraction according to microswitch output is corresponding
The corresponding angle value in brake handle lock position, while the angle value being compared with the angle value that angular displacement sensor detects, if
Difference then issues alarm signal.
Preferably, the storing step further include: storage microswitch action frequency；Control method of the present invention further includes
Safeguard step, setting microswitch movement maximum times, while when microswitch action frequency be greater than maximum times when, it is defeated
Alarm signal out.
Compared with prior art, the advantages and positive effects of the present invention are:
1, calibration module of the present invention is by being arranged at the signal receiving unit, the signal extraction unit and the signal
Unit is managed, diagonal bits can be automatically performed periodically or in the case that discovery angular displacement sensor detection signal breaks down
The calibration process of displacement sensor, so that the mode of opposite manual calibration can make angular displacement sensor remain higher accurate
Property, and then the efficiency to lock position infomation detection is improved, and ensure that being normally carried out for locomotive brake.
2, control system of the present invention can provide brake handle by the way that the memory module is arranged for the calibration module
Information needed for the calibrations such as lock position information, and storage angle value corresponding with each lock position information, while by described in setting
Calibration module can be automatically performed diagonal periodically or in the case that discovery angular displacement sensor detection signal breaks down
The calibration process of displacement sensor, so that the mode of opposite manual calibration can make angular displacement sensor remain higher standard
True property, and then the efficiency to lock position infomation detection is improved, and ensure that being normally carried out for locomotive brake.
3, calibration method of the present invention is walked by the signal receiving step, the signal extraction step and the signal processing
Suddenly, diagonal displacement biography can be automatically performed periodically or in the case that discovery angular displacement sensor detection signal breaks down
The calibration process of sensor, so that the mode of opposite manual calibration can make angular displacement sensor remain higher accuracy,
The efficiency to lock position infomation detection is improved in turn, and ensure that being normally carried out for locomotive brake.
4, control method of the present invention can provide the lock position of brake handle by the storing step for the calibration module
Information needed for the calibrations such as information, and storage angle value corresponding with each lock position information, while passing through the calibration method,
Diagonal displacement sensor can be automatically performed periodically or in the case that discovery angular displacement sensor detection signal breaks down
Calibration process, so that the mode of opposite manual calibration can make angular displacement sensor remain higher accuracy, in turn
The efficiency to lock position infomation detection is improved, and ensure that being normally carried out for locomotive brake.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of calibration module of the present invention；
Fig. 2 is the structural schematic diagram of control system of the present invention；
Fig. 3 is control system course of work schematic diagram of the present invention；
In above each figure: 1, signal receiving unit；2, signal extraction unit；3, signal processing unit；4, calibration module；5,
Memory module；6, conversion module is instructed；7, monitoring module；8, maintenance module.
Specific embodiment
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case where step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiments
In.
In the description of the present invention, it should be noted that the microswitch that the present invention is previously mentioned is opened only as contact
The representative component of pass therefore is not to be construed as to the present invention for the ease of doing clear explanation to technical solution of the present invention
The restriction of technical solution；Similarly, representative portion of the angular displacement sensor that the present invention is previously mentioned only as noncontacting proximity sensor
Part also for convenient for doing clear explanation to technical solution of the present invention, therefore can not be not understood as to the technology of the present invention side
The restriction of case.In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance.
Referring to Fig. 1, a kind of calibration module is used in rail vehicle braking controller, and to brake handle lock position information
Detection is calibrated, comprising:
Signal receiving unit 1, for receiving the first switch signal and second switch signal of microswitch output, Yi Jiyong
In receiving the first voltage signal that angular displacement sensor issues (its numerical value is set as X1) and second voltage signal (set its numerical value as
X2), the letter that the first switch signal and the second switch signal export at two different locks positions respectively for microswitch
Number, the first voltage signal and the first switch signal synchronous driving, the second voltage signal and the second switch
Signal synchronous driving；
Signal extraction unit 2, for extraction and first switch signal corresponding first lock position information, with described first
Information corresponding first angle value in lock position (sets its numerical value as Y1), and second switch signal corresponding second lock position information,
And second angle value corresponding with second lock position information (sets its numerical value as Y2)；
Signal processing unit 3, for obtaining the first voltage signal, the second voltage signal, the first angle
Value and the second angle value, and carry out the calculating of following formula:
Y=kX+b,
Wherein, Y is the voltage letter issued with angle value corresponding to brake handle present position, X for angular displacement sensor
Number, k is slope calibration coefficient, and b is benchmark calibration factor.
It is above-mentionedSimultaneously
Based on above-mentioned, calibration module of the present invention by be arranged the signal receiving unit 1, the signal extraction unit 2 and
The signal processing unit 3, can be periodically or in the case where working as discovery angular displacement sensor detection signal failure, automatically
The calibration process of diagonal displacement sensor is completed, so that the mode of opposite manual calibration can be such that angular displacement sensor remains
Higher accuracy, and then the efficiency to lock position infomation detection is improved, and ensure that being normally carried out for locomotive brake.
Preferably, the starting lock position that the driving position of automatic braking handle rotates as automatic braking handle can be set, this
When from the emergency position of fixed handle be the terminal lock position of brake handle rotation, while the operating of independent brake handle can also be set
Position is the starting lock position of independent brake handle rotation, and the full position processed of independent brake handle is the end of independent brake handle rotation at this time
End brake position, the first switch signal are the signal that exports at the starting lock position that brake handle rotates of microswitch, described the
Two switching signals are the signal that microswitch is exported at the terminal lock position that brake handle rotates, and brake handle can be made fast with this
Speed and required position is accurately turned to, and triggers microswitch, and then can efficiently know lock position locating for brake handle, with
And the angle value of the corresponding lock position information；The first switch signal and the second switch signal are digital signal, energy
Enough transmit the switch state of micro-control switch.
Referring to figs. 2 and 3, it the invention further relates to a kind of control system, is used in rail vehicle braking controller, and to system
The detection of fixed handle lock position information is calibrated and is monitored comprising calibration module 4 as described above, further includes:
Memory module 5, for storing the lock position information of brake handle, and storage angle corresponding with each lock position information
Value.
Based on above-mentioned, control system of the present invention can be provided by the way that the memory module 5 is arranged for the calibration module 4
Information needed for the calibrations such as the lock position information of brake handle, and storage angle value corresponding with each lock position information, leads to simultaneously
It crosses and the calibration module 4 is set, it can be periodically or in the case where working as discovery angular displacement sensor detection signal failure, certainly
The dynamic calibration process for completing diagonal displacement sensor, so that the mode of opposite manual calibration can be such that angular displacement sensor protects always
Higher accuracy is held, and then improves the efficiency to lock position infomation detection, and ensure that being normally carried out for locomotive brake.
As a kind of embodiment of control system of the present invention, as shown in Fig. 2, the memory module 5 is automatic for storing
The lock position information of brake handle, angle value corresponding with each lock position information of automatic braking handle, the lock position of independent brake handle
Information, and angle value corresponding with each lock position information of independent brake handle, such as shown in Tables 1 and 2:
The location information of 1 automatic braking handle of table
The location information of 2 independent brake handle of table
| Lock position information | Driving position | Full position processed |
| Angle information | 74° | 130° |
Furthermore, it is possible to which the microswitch for being set in automatic braking handle driving position is the first microswitch, it is set in automatic
The microswitch of brake handle emergency position is the second microswitch, is set in the microswitch of independent brake handle driving position
For third microswitch, and being set in the microswitch of independent brake handle position processed entirely is the 4th microswitch；The storage
Module 5 is also used to store the first microswitch, the second microswitch, third microswitch and the switch of the 4th microswitch output
Signal, and brake handle lock position corresponding with switching signal information, such as shown in table 3 and table 4:
3 independent brake handle microswitch truth table of table
4 automatic braking handle microswitch truth table of table
| Lock position information | Microswitch 3 | Microswitch 4 |
| Independent brake handle driving position | 1 | 0 |
| Independent brake handle position processed entirely | 0 | 1 |
Further as shown in Fig. 2, in order to export the lock position information of brake handle automatically, control system of the present invention is also wrapped
Include instruction conversion module 6, for according to angle value corresponding to brake handle present position, extraction it is corresponding with the angle value
Lock position information, while the lock position information of extraction being exported, and then vehicle operator can be enable to understand know braking hand with obtaining
Lock position locating for handle.
In order to realize the automatic monitoring to brake handle working condition, as shown in Fig. 2, control system of the present invention further includes prison
Module 7 is controlled, the signal extraction for exporting according to microswitch corresponds to the corresponding angle value in brake handle lock position, while by the angle
Angle value is compared with the angle value that angular displacement sensor detects, if it is different, then issuing alarm signal, is realized with this to braking
The automatic monitoring of handle working condition；For example, as shown in table 1 and table 3, when the switching signal value of the first microswitch output is 1
When, if the angle value of angular displacement sensor detection is not equal to 60 °, the signal of " automatic braking handle driving position failure " is exported,
And when the switching signal value of the second microswitch output is 1, if the angle value of angular displacement sensor detection is not equal to 128 °,
Export the signal of " automatic braking handle emergency position failure "；For another example, as shown in table 2 and table 4, when third microswitch exports
Switching signal value be 1 when, if angular displacement sensor detection angle value be not equal to 74 °, export " independent brake handle operating
The signal of position failure ", and when the switching signal value of the 4th microswitch output is 1, if the angle of angular displacement sensor detection
Value is not equal to 130 °, then exports the signal of " independent brake handle full position failure processed ".
In order to realize that the service life to rail vehicle braking controller is monitored automatically, as shown in Fig. 2, the storage
Module 5 is also used to store microswitch action frequency, and control system of the present invention further includes maintenance module 8, opens for setting fine motion
The maximum times of pass movement, while when microswitch action frequency is greater than maximum times, alarm signal is exported, to remind dimension
Shield personnel replace orbit vehicle arrester's critical mechanical component, and then realize and make to rail vehicle braking controller
It is monitored automatically with the service life.Wherein, the setting of the maximum times of the microswitch movement should be with rail vehicle braking control
The mechanical life threshold value of device critical mechanical component processed is associated, for example, the maximum times of microswitch movement can be
Equal to the 95% of mechanical life threshold value.
Preferably, in order to improve the reliability to brake handle instruction conveying, and extend the distance of instruction conveying,
Control system of the present invention further includes two-way CAN network redundancy communication module, and the two-way CAN network redundancy communication module is for defeated
Command information out, and receive the status information of brake handle.Control system of the present invention, by the way that the two-way CAN network is arranged
Redundancy communication module can be improved the reliability to brake handle instruction conveying, and extend the distance of instruction conveying.
The invention further relates to a kind of calibration methods, and using calibration module as described above, the calibration method is when described
The calibration module is set to execute following steps when calibration module line conduction:
Signal receiving step receives first switch signal and second switch signal and acceptance angle that microswitch exports
The first voltage signal and second voltage signal that displacement sensor issues, the first switch signal and the second switch signal
For the signal that microswitch exports respectively at two different locks positions, the first voltage signal and the first switch signal are same
Step transmission, the second voltage signal and the second switch signal synchronous driving；
Signal extraction step, extract with first switch signal corresponding first lock position information, with first lock position
The corresponding first angle value of information, and second switch signal corresponding second lock position information, and with second lock position
The corresponding second angle value of information；
Signal processing step obtains the first voltage signal, the second voltage signal, the first angle value and institute
Second angle value is stated, and carries out the calculating of following formula:
Y=kX+b,
Wherein, Y is the voltage letter issued with angle value corresponding to brake handle present position, X for angular displacement sensor
Number, k is slope calibration coefficient, and b is benchmark calibration factor.
Based on above-mentioned, calibration method of the present invention passes through the signal receiving step, the signal extraction step and the letter
Number processing step, can be periodically or in the case that discovery angular displacement sensor detection signal breaks down, being automatically performed pair
The calibration process of angular displacement sensor, so that the mode of opposite manual calibration can make angular displacement sensor remain higher
Accuracy, and then the efficiency to lock position infomation detection is improved, and ensure that being normally carried out for locomotive brake.
The invention further relates to a kind of control methods, using control system as described above comprising calibration as described above
Method, it is not described in detail herein, further include storing step: storing the lock position information of brake handle, and storage is believed with each lock position
The corresponding angle value of manner of breathing.
Based on above-mentioned, control method of the present invention can provide braking hand by the storing step for the calibration module 4
Information needed for the calibrations such as the lock position information of handle, and storage angle value corresponding with each lock position information, while by described
Calibration method can be automatically performed diagonal periodically or in the case that discovery angular displacement sensor detection signal breaks down
The calibration process of displacement sensor, so that the mode of opposite manual calibration can make angular displacement sensor remain higher standard
True property, and then the efficiency to lock position infomation detection is improved, and ensure that being normally carried out for locomotive brake.
As a kind of embodiment of control method of the present invention, the storing step further include: storage automatic braking handle
Lock position information, angle value corresponding with each lock position information of automatic braking handle, the lock position information of independent brake handle, and
Angle value corresponding with each lock position information of independent brake handle, such as shown in Tables 1 and 2.
In addition, the storing step further include: storage the first microswitch, the second microswitch, third microswitch and
The switching signal of 4th microswitch output, and brake handle lock position corresponding with switching signal information, such as table 3 and table
Shown in 4.
Further, in order to export the lock position information of brake handle automatically, control method of the present invention further includes that instruction turns
Change step, i.e., according to angle value corresponding to brake handle present position, extract lock corresponding with angle value position information, together
When the lock position information of extraction is exported, and then vehicle operator can be enable to understand know lock locating for brake handle with obtaining
Position.
In order to realize the automatic monitoring to brake handle working condition, control method of the present invention further includes monitoring step, i.e.,
The corresponding angle value in brake handle lock position is corresponded to according to the signal extraction that microswitch exports, while by the angle value and angular displacement
The angle value of sensor detection is compared, if it is different, then issuing alarm signal, is realized with this to brake handle working condition
Automatic monitoring.
In order to realize that the service life to rail vehicle braking controller is monitored automatically, the storing step is also wrapped
It includes: storage microswitch action frequency；Control method of the present invention further includes maintenance step, i.e. the maximum of setting microswitch movement
Number, while when microswitch action frequency is greater than maximum times, alarm signal is exported, to remind maintenance personnel to track
Vehicle brake critical mechanical component is replaced, and then is realized and carried out certainly to the service life of rail vehicle braking controller
Dynamic monitoring.
Claims (10)
1. a kind of calibration module is used in rail vehicle braking controller, and carries out school to the detection of brake handle lock position information
It is quasi- characterized by comprising
Signal receiving unit (1), the first switch signal and second switch signal exported for receiving microswitch, and be used for
First voltage signal and second voltage signal that angular displacement sensor issues are received, the first switch signal and described second open
OFF signal is the signal that microswitch exports respectively at two different locks positions, the first voltage signal and the first switch
Signal synchronous driving, the second voltage signal and the second switch signal synchronous driving；
Signal extraction unit (2), for extraction and first switch signal corresponding first lock position information, with first lock
The corresponding first angle value of position information, and second switch signal corresponding second lock position information, and with second lock
The corresponding second angle value of position information；
Signal processing unit (3), for obtaining the first voltage signal, the second voltage signal, the first angle value
And the second angle value, and carry out the calculating of following formula:
Y=kX+b,
Wherein, Y is the voltage signal issued with angle value corresponding to brake handle present position, X for angular displacement sensor, k
For slope calibration coefficient, b is benchmark calibration factor；
Among the above,Simultaneously
2. calibration module according to claim 1, which is characterized in that the first switch signal is that microswitch is being braked
The signal exported when the starting lock position of handle rotation, the second switch signal are the terminal that microswitch is rotated in brake handle
The signal exported when lock position.
3. a kind of control system, including calibration module as claimed in claim 1 or 2, which is characterized in that further include memory module
(5), for storing the lock position information of brake handle, and storage angle value corresponding with each lock position information.
4. control system according to claim 3, which is characterized in that further include instruction conversion module (6), for according to
Angle value corresponding to brake handle present position extracts lock corresponding with angle value position information, while by the lock position of extraction
Information output.
5. control system according to claim 3, which is characterized in that further include monitoring module (7), for being opened according to fine motion
The signal extraction for closing output corresponds to the corresponding angle value in brake handle lock position, while the angle value and angular displacement sensor being detected
Angle value be compared, if it is different, then issuing alarm signal.
6. control system according to claim 3, which is characterized in that the memory module (5) is also used to store fine motion and opens
Action frequency is closed, further includes maintenance module (8), for setting the maximum times of microswitch movement, while working as microswitch
When action frequency is greater than maximum times, alarm signal is exported.
7. a kind of calibration method, using calibration module as claimed in claim 1 or 2, which comprises the following steps:
Signal receiving step receives the first switch signal and second switch signal of microswitch output, and receives angular displacement
The first voltage signal and second voltage signal that sensor issues, the first switch signal and the second switch signal are micro-
The signal that dynamic switch exports respectively at two different locks positions, the first voltage signal is synchronous with the first switch signal to be passed
It send, the second voltage signal and the second switch signal synchronous driving；
Signal extraction step, extract with first switch signal corresponding first lock position information, with first lock position information
Corresponding first angle value, and second switch signal corresponding second lock position information, and with second lock position information
Corresponding second angle value；
Signal processing step obtains the first voltage signal, the second voltage signal, the first angle value and described
Two angle values, and carry out the calculating of following formula:
Y=kX+b,
Wherein, Y is the voltage signal issued with angle value corresponding to brake handle present position, X for angular displacement sensor, k
For slope calibration coefficient, b is benchmark calibration factor；
Among the above,Simultaneously
8. a kind of control method, using control system described in any one of claim 3-6, which is characterized in that including following
Step:
Storing step stores the lock position information of brake handle, and storage angle value corresponding with each lock position information；
Signal receiving step receives the first switch signal and second switch signal of microswitch output, and receives angular displacement
The first voltage signal and second voltage signal that sensor issues, the first switch signal and the second switch signal are micro-
The signal that dynamic switch exports respectively at two different locks positions, the first voltage signal is synchronous with the first switch signal to be passed
It send, the second voltage signal and the second switch signal synchronous driving；
Signal extraction step, extract with first switch signal corresponding first lock position information, with first lock position information
Corresponding first angle value, and second switch signal corresponding second lock position information, and with second lock position information
Corresponding second angle value；
Signal processing step obtains the first voltage signal, the second voltage signal, the first angle value and described
Two angle values, and carry out the calculating of following formula:
Y=kX+b,
Wherein, Y is the voltage signal issued with angle value corresponding to brake handle present position, X for angular displacement sensor, k
For slope calibration coefficient, b is benchmark calibration factor；
Among the above,Simultaneously
9. control method according to claim 8, which is characterized in that further include monitoring step, exported according to microswitch
Signal extraction correspond to the corresponding angle value in brake handle lock position, while by the angle of the angle value and angular displacement sensor detection
Value is compared, if it is different, then issuing alarm signal.
10. control method according to claim 8, which is characterized in that the storing step further include: storage microswitch
Action frequency；
Further include maintenance step, sets the maximum times of microswitch movement, while being greater than most when microswitch action frequency
When big number, alarm signal is exported.
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| CN102407842A (en) * | 2010-09-21 | 2012-04-11 | 罗伯特·博世有限公司 | Parking brake with automatic recalibrating function after stop of operation of control instrument |
| CN105579308A (en) * | 2013-09-26 | 2016-05-11 | 西门子公司 | Brake actuator for braking system of vehicle, and method for braking vehicle |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85109613A (en) * | 1984-12-17 | 1986-09-10 | 美国标准公司 | Improved no-load/load brake control system |
| CN101253346A (en) * | 2005-07-25 | 2008-08-27 | 西门子威迪欧汽车电子股份公司 | Disc brake provided with an improved device for measuring a normal applied force |
| CN102407842A (en) * | 2010-09-21 | 2012-04-11 | 罗伯特·博世有限公司 | Parking brake with automatic recalibrating function after stop of operation of control instrument |
| CN102114847A (en) * | 2011-01-21 | 2011-07-06 | 铁道部运输局 | Brake control device for rail transit vehicle |
| CN105579308A (en) * | 2013-09-26 | 2016-05-11 | 西门子公司 | Brake actuator for braking system of vehicle, and method for braking vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107554513A (en) | 2018-01-09 |
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Effective date of registration: 20190510 Address after: No. 231, Ruichang Road, North District, Qingdao, Shandong Applicant after: CRRC QINGDAO SIFANG VEHICLE RESEARCH INSTITUTE CO., LTD. Applicant after: Qingdao Sirui Technology Co., Ltd. Address before: 266111 South Side of Xinye Road and West Side of Herong Road, Qingdao Hi-tech Industrial Development Zone, Shandong Province Applicant before: Qingdao Sirui Technology Co., Ltd. |
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Address after: No. 231, Ruichang Road, North District, Qingdao, Shandong Patentee after: CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE Co.,Ltd. Patentee after: CRRC Brake System Co., Ltd Address before: No. 231, Ruichang Road, North District, Qingdao, Shandong Patentee before: CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE Co.,Ltd. Patentee before: Qingdao Sirui Technology Co., Ltd |