CN107241149A - LEU tests aging frock and LEU test aging methods - Google Patents
LEU tests aging frock and LEU test aging methods Download PDFInfo
- Publication number
- CN107241149A CN107241149A CN201710387891.4A CN201710387891A CN107241149A CN 107241149 A CN107241149 A CN 107241149A CN 201710387891 A CN201710387891 A CN 201710387891A CN 107241149 A CN107241149 A CN 107241149A
- Authority
- CN
- China
- Prior art keywords
- leu
- message
- sent
- frock
- measured
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
Abstract
A kind of LEU tests aging frock of the present invention, including frock CPU, message choose the switching switch and transponder equivalent resistance of module, interface switching module, and quantity identical with LEU to be measured.Message numbering and LEU to be measured numberings are sent respectively to message and choose module and interface switching module by frock CPU；Message chooses module and corresponding message is issued active balise by the selected LEU of interface switching module control, BTM antennas are sent to by radio frequency, frock CPU is given through BTM decoding feedbacks, the message for receiving message with sending is contrasted, comparing result is sent to output equipment.The LEU test aging frocks and LEU tests aging method of the present invention can be tested and aging several LEU to be measured simultaneously, collective installs, collective's test, while test equipment volume, cost and energy consumption is not increased, the operating efficiency of LEU tests and aging is substantially increased.
Description
Technical field
The present invention relates to Source of Railway Communication and Signalling field, more particularly to a kind of LEU test aging frocks and LEU tests aging side
Method.
Background technology
Dot-mode transponder system has been widely used CTCS systems, Line for Passenger Transportation, shunt guard system and CBTC systems at home
System, its main trackside signal facility is LEU (Lineside Electronic Unit, abridge LEU) and transponder
(containing active balise and passive balise), the interface between wherein LEU and active balise is C interface, and LEU passes through C interface
Train Control information is transmitted to active balise, but is lacked at present dedicated for when LEU is produced in batches and before dispatching from the factory, to it
The equipment that C interface output signal is tested.
LEU production and assembly need to carry out system test after finishing, and also need to carry out burn-in test before the supply of material.
LEU needs one computer of connection and an active balise during system test, while also needing to a BTM
(Balise Transmission Module, transponder transmission unit) carries out the reading of message.A LEU is often tested to be accomplished by
Carry out the reconnect once with computer and active balise to operate, and re-start computer to be connected with the communication of LEU main frames
Operation.
Burn-in test is typically one LEU of a burn-in test, inefficiency；And, it is necessary to people after ageing time terminates
Work changes the LEU for having completed aging, then changes not aged LEU, cumbersome, error-prone.
LEU system test flows are to connect a LEU to be measured with computer, active balise, and then system is led to
Electricity, data communication is carried out by LEU and computer, BTM antennas is placed on above transponder carries out message reading in addition.Defect is
Often test a LEU, it is necessary to carry out the building of primary equipment, workload is very huge.
Then it is to need each LEU all connecting an active balise, and need and LEU for LEU burn-in tests
And active balise quantity identical BTM reads transponder message, or by BTM antennas be moved to successively each it is active should
Answer and message reading is carried out above device.Equipment (active balise and BTM) quantity needed for defect is is very huge, takes very much
Space, and equipment build and move BTM workload also can be very big, so carrying out the LEU quantity of aging not simultaneously every time
May be too many.
To improve the operating efficiency of LEU tests and aging, it is badly in need of a kind of equipment to solve this problem.
The content of the invention
, can be simultaneously to several to be measured the invention provides a kind of LEU test aging frocks and LEU test aging methods
LEU is tested and aging, substantially increases the operating efficiency of LEU tests and aging.
A kind of LEU tests aging frock, including frock CPU, and message chooses module, and interface switching module, N number of switching is opened
Close, N number of transponder equivalent resistance, N is at least 2；Frock CPU chooses module, BTM and is connected respectively with interface switching module, message；
Frock CPU receives the message numbering and LEU to be measured numberings that input equipment is sent, and the message numbering is sent into message and chooses mould
Block, while described LEU to be measured numberings are sent into interface switching module；Frock CPU receives the reception message of BTM feedbacks, will
The message for receiving the message selection corresponding with corresponding message numbering is contrasted, and comparing result is sent into output
Equipment；Message is chosen module and is connected with frock CPU, and is connected respectively with N number of LEU to be measured；Message chooses module and receives frock CPU
The message numbering of transmission, and the message numbering is sent to N number of LEU to be measured；Interface switching module is connected with frock CPU, and
It is connected respectively with the control end of N number of switching switch；Interface switching module receives the LEU to be measured numberings that frock CPU is sent, to described
LEU to be measured numbers corresponding switching switch and sends turn-on command；N number of switching switch is respectively provided with control end and output end, institute
The first conducting state and the second conducting state can be selected according to the input of control end by stating output end；It is defeated that N number of switching is switched
Go out the first end connection corresponding with N number of LEU C interface respectively at end；It is described it is N number of switching switch output end the second end with it is active
Transponder is connected；3rd end of the output end of N number of switching switch is connected with transponder equivalent resistance；The switching switch
First conducting state is the first end and the state of the second end conducting of the output end of switching switch；The second of the switching switch is led
Logical state is the first end and the state of the 3rd end conducting of the output end of switching switch；The switching corresponding with LEU to be measured numberings
Switch receives the turn-on command, and into the first conducting state, LEU to be measured is numbered to the corresponding selected LEU selection
Message be sent to active balise；The active balise is connected with the output end of switching switch, receives the first conducting state
Under switching switch send, the message of the selection corresponding with message numbering, and BTM antennas are sent to by radio frequency；Institute
State BTM antennas to be connected with BTM, the BTM antennas receive the message data that active balise is sent, and are sent to BTM；It is described
The message data for being received from BTM antennas is decoded as receiving message by BTM, and the reception message is sent into frock CPU.
Preferably, the switching switch is conversion hysteria relay, and the control end of switching switch is conversion hysteria relay
Coil；The first end for switching the output end of switch is the stationary contact of conversion hysteria relay；Switch the output of switch
Second end at end is the first movable contact of conversion hysteria relay；The 3rd end for switching the output end of switch is conversion hysteria relay
Second movable contact of device.
Preferably, N number of switching switch is connected with an active balise.
Preferably, the message numbering is to simulate the On-off signal condition of relay system interlocking system, to select message.
Preferably, the message numbering is to simulate the index condition of train control center, to select message.
Preferably, the message numbering is the supply voltage for simulating ground signal, to select message.
A kind of LEU method of testings that aging frock is tested for above-mentioned LEU, comprise the following steps：
S01：N number of LEU to be measured is put into described LEU test aging frocks；
S10：Frock CPU receives the message numbering and LEU to be measured numberings that input equipment is sent,
S20：The message numbering is sent to message and chooses module by frock CPU, is sent out while described LEU to be measured is numbered
Give interface switching module；
S30：Message chooses module and receives the message numbering that frock CPU is sent, and the message numbering is sent into N number of treat
Survey LEU；
S40：LEU to be measured chooses message its own storage, corresponding with the message numbering received, and will choosing
The message taken is sent to the output end of switching switch；
S50：Interface switching module receives the LEU to be measured numberings that frock CPU is sent, corresponding to the LEU numberings to be measured
Switching switch sends turn-on command；
S60：The switching switch corresponding with LEU to be measured numberings receives the turn-on command, into the first conducting state,
The message that LEU to be measured is numbered to the corresponding selected LEU selection is sent to active balise；
S70：The active balise is connected with the output end of switching switch, receives the switching switch under the first conducting state
The message of the selection sending, corresponding with message numbering, and BTM antennas are sent to by radio frequency；
S80：The BTM antennas receive the message data that active balise is sent, and are sent to BTM；
S90：The message data for being received from BTM antennas is decoded as receiving message by the BTM, and the reception message is sent out
Give frock CPU；
S100：Frock CPU receives the reception message of BTM feedbacks, and the reception message and corresponding message numbering is corresponding
The message of the selection contrasted, comparing result is sent to output equipment.
A kind of LEU aging methods that aging frock is tested for above-mentioned LEU, comprise the following steps：
S01：N number of LEU to be measured is put into described LEU test aging frocks, whole LEU tests aging frock is put into
Ageing environment；
S02：The switching law and switching frequency of LEU numberings to be measured, message numbering switching law are set in frock CPU；
S20：Message numbering is sent to message according to the message numbering switching law of setting and chooses module by frock CPU, together
When according to LEU to be measured number switching law and switching frequency by LEU to be measured numbering be sent to interface switching module；
S30：Message chooses the message numbering that module real-time reception frock CPU is sent, and the message numbering is sent out at any time
Give N number of LEU to be measured；
S40：LEU to be measured chooses message its own storage, corresponding with the message numbering received, and will choosing
The message taken is sent to the output end of switching switch；
S50：The LEU to be measured numberings that interface switching module real-time reception frock CPU is sent, and at any time to the LEU to be measured
The corresponding switching switch of numbering sends turn-on command；
S60：Turn-on command described in the switching switch real-time reception corresponding with LEU to be measured numberings, into the first conducting shape
State, the message that LEU to be measured is numbered to the corresponding selected LEU selection is sent to active balise at any time；
S70：The active balise is connected with the output end of switching switch, the switching under the conducting state of real-time reception first
Message that switch is sent, the selection corresponding with message numbering, and BTM antennas are sent to by radio frequency in real time；
S80：The message data that the BTM antennas real-time reception active balise is sent, and BTM is sent at any time；
S90：The message data for being received from BTM antennas is decoded as receiving message in real time by the BTM, and described receive is reported
Text is sent to frock CPU at any time；
S100：Frock CPU receives the reception message of BTM feedbacks, and the reception message and corresponding message numbering is corresponding
The message of the selection contrasted, comparing result is sent to output equipment record at any time；
S110：The LEU test agings frock performs step S20 to S100, terminates to ageing time.
Beneficial effects of the present invention：Multiple LEU to be measured can be surveyed by the LEU test aging frocks of the present invention simultaneously
Examination and aging, substantially increase the operating efficiency of LEU tests and aging.The above-mentioned LEU that is used for of the present invention tests aging frock
LEU method of testings, the LEU to be measured installation process being arranged in test equipment are separated with LEU to be measured test process, collective
Install, collective tests, so as to greatly improve the testing efficiency to multiple LEU.The above-mentioned LEU that is used for of the present invention tests aging frock
LEU aging methods, aging is carried out to multiple LEU according to setting rule, relative to being once only capable of aging one in the prior art
LEU LEU aging equipments, while test equipment volume, cost and energy consumption is not increased, improve LEU ageing efficiency
More than ten times even tens times.
Brief description of the drawings
Below in conjunction with the accompanying drawings and embodiment the present invention is further detailed explanation：
Fig. 1 is the LEU test aging frock schematic diagrames of one embodiment of the invention.
Fig. 2 is the LEU test aging frock schematic diagrames of one embodiment of the invention.
Fig. 3 a are parallel port LEU operating diagrams.
Fig. 3 b are serial ports LEU operating diagrams.
Fig. 3 c are the operating diagrams shunt and protect LEU-PS.
Reference is as follows：
First movable contact of 1- conversion hysteria relays；Second movable contact of 2- conversion hysteria relays；3- conversion hysteria relays
Stationary contact；The coil of 4- conversion hysteria relays；5- transponder equivalent resistances；
LEU1 to LEU16- is connected to 16 LEU to be measured in the LEU of present invention test aging frocks simultaneously；
16 conversion hysteria relays that RL1 to RL16- and LEU1 to be measured to LEU16 is connected respectively.
Embodiment
To make the object, technical solutions and advantages of the present invention more explicit, with reference to embodiment and accompanying drawing pair
Technical scheme in the embodiment of the present invention is described in further details.Obviously, described embodiment is the part of the present invention
Embodiment, rather than whole embodiments.Here, the exemplary embodiment and its explanation of the present invention are mainly used in explaining this hair
It is bright but not as a limitation of the invention.
A kind of LEU tests aging frock of the present invention, including frock CPU, message choose module, and interface switching module is N number of to cut
Change switch, N number of transponder equivalent resistance；N is at least 2, and in actual applications usually 4,8,16 etc..Fig. 1 of the present invention implementation
N=16 (i.e. 16 LEU and 16 switching switches to be measured in example.Obviously, LEU of the invention test aging frock can be surveyed simultaneously
The LEU of examination or aging quantity and switching switch, the quantity all same of transponder equivalent resistance, are all N, because the present invention is implemented
Each LEU to be measured in example is all connected with a switching switch and a transponder equivalent resistance).Wherein switching switch can be turned
Remodeling relay, optocoupler, single-pole double-throw switch (SPDT) or other can switch the switch of 2 states.Fig. 1 of the present invention embodiment be with turn
Remodel and illustrate exemplified by relay.
Frock CPU chooses module, BTM with interface switching module, message, and (Balise Transmission Module, should
Answer device transmission unit) connect respectively；Frock CPU receives the message numbering and LEU to be measured numberings that input equipment is sent, by the report
Text numbering is sent to message and chooses module, while described LEU to be measured numberings are sent into interface switching module；Frock CPU connects
The reception message of BTM feedbacks is received, by the message progress pair of the reception message selection corresponding with corresponding message numbering
Than comparing result is sent into output equipment, and (such as display is carried out by display display output or memory cell
Storage is printed out；Output equipment in Fig. 1 embodiment is display).Frock CPU in the embodiment of the present invention both can be with
It is host computer, such as industrial computer or PC or the chip with cpu function, such as DSP, FPGA or ARM etc..
Message is chosen module and is connected with frock CPU, and is connected respectively with N number of LEU to be measured；Message chooses module and receives frock
The message numbering that CPU is sent, and the message numbering is sent to N number of LEU to be measured；
Interface switching module is connected with frock CPU, and is connected respectively with the control end of N number of switching switch.In switching switch
Be conversion hysteria relay (i.e. 3 contact relays) embodiment in, as shown in figure 1, interface switching module be with N number of conversion hysteria after
The coil 4 of electrical equipment is connected respectively.Interface switching module receives the LEU to be measured numberings that frock CPU is sent, and is compiled to the LEU to be measured
Number corresponding switching switch sends turn-on command；Such as lead to the conversion hysteria relay of LEU connections corresponding with LEU to be measured numberings
Electricity makes coil produce magnetic field adhesive armature, the LEU to be measured being only connected with the relay (is referred to following into the first conducting state
Explanation on the first conducting state), and the conversion hysteria relay of other not selected LEU connections to be measured is not supplied
Electricity, makes it still in the second conducting state (referring to the explanation below with reference to the second conducting state), as shown in Figure 1.Due to
Interface between LEU and active balise is at ETCS (Europe Train Control System, European Train Control System)
Subset 036 and CTCS (Chinese Train Control System, Train operation control system) specification in quilt
C interface is named as, interface switching module is actually that the LEU to be measured numbering selections sent according to frock CPU connect corresponding to be measured
LEU switching switch conduction, makes the C interface of the LEU to be measured be connected with the active balise, therefore also referred to as C interface switching mould
Block.
LEU to be measured chooses message that is its own storage, corresponding with the message numbering received, and by selection
Message is sent to the output end (stationary contact 3 for being sent to conversion hysteria relay as shown in Figure 1) of switching switch.
N number of switching switch is respectively provided with control end (coil-end 4 of such as conversion hysteria relay, as shown in Figure 1) and defeated
Go out end, the output end can select the first conducting state and the second conducting state according to the input of control end.N number of switching is opened
The control end of pass is connected respectively with interface switching module；The first end of the output end of N number of switching switch is (in conversion hysteria relay
In the embodiment of device, the first end of the output end of conversion hysteria relay is stationary contact 3, as shown in Figure 1) C respectively with N number of LEU
Interface correspondence connection (i.e. LEU output end)；Second end of the output end of N number of switching switch is (in conversion hysteria relay
In embodiment, the second end of the output end of conversion hysteria relay is the first movable contact 1, as shown in Figure 1) connect with active balise
Connect.Described " the second end of the output end of N number of switching switch is connected with active balise ", can be each switching switch and one
Individual active balise connection, so that test, the multiple LEU of aging simultaneously, greatly save test and ageing time (now, one
Embodiment is that BTM antennas and BTM quantity are identical with active balise quantity and set identical, such as active balise and BTM
The distance of antenna is disposed as 300mm, and BTM decoding program is just the same, as shown in Figure 2；Another embodiment is, it is only necessary to
Want one group of BTM antenna and BTM, the LEU to be measured that is sent according to frock CPU numbering by this group of BTM antenna and BTM be moved to relatively
The active balise distance answered is that message is received at 300mm) or multiple switching switches and an active balise company
Connect；Preferably, it can also be that all N number of switching switches are connected with an active balise, so that an active balise is shared,
As shown in figure 1, so as to reduce the quantity and energy consumption of active balise in test process.The output end of N number of switching switch
The 3rd end (in the embodiment of conversion hysteria relay, the 3rd end of the output end of conversion hysteria relay is the second movable contact 2,
It is connected as shown in Figure 1) with transponder equivalent resistance 5.The transponder equivalent resistance is the equiva lent impedance of the active balise,
The equiva lent impedance of such as active balise is about 170 Ω, then the transponder equivalent resistance is exactly the Ω of resistance 170 or so resistance
It is anti-.Transponder equivalent resistance, which makes LEU connect load all the time, makes all LEU to be measured be constantly in test or ageing process normally
Working condition.First conducting state of the switching switch is that the first end of the output end of switching switch is turned on the second end, from
And the LEU to be measured of the switching switch connection is switched with the switching in the state of the active balise being connected conducting, such as Fig. 1
First relay RL1 coil 4, which is powered, makes the RL1 movable contact 1 of stationary contact 3 and first turn on so that LEU1 and active balise
RL1 stationary contact 3 is turned on the first movable contact 1 so that LEU1 is turned on active balise 1 in the state of conducting, or such as Fig. 2
State.Second conducting state of the switching switch is that the first end of the output end of switching switch is turned on the 3rd end, makes institute
The LEU to be measured for stating switching switch connection switchs the transponder equivalent resistance being connected conducting with the switching and not led with the second end
The conducting of the 16th relay RL16 movable contact 2 of stationary contact 3 and second in logical state, such as Fig. 1 and with the first movable contact 1
Not on-state；In Fig. 1 of the embodiment of conversion hysteria relay, as the 16th relay RL16 stationary contact 3 and second
Movable contact 2 is turned on so that the state that LEU16 is turned on corresponding transponder equivalent resistance and is not turned on active balise.
The switching switch corresponding with LEU to be measured numberings receives the turn-on command, into the first conducting state (in figure
In embodiment shown in 1, i.e., the selected LEU that LEU numberings to be measured are chosen is LEU1, the first relay RL1's being connected with LEU1
The state of the movable contact 1 of stationary contact 3 and first conducting is the first conducting state), LEU to be measured is numbered to corresponding selected LEU institute
The message for stating selection is sent to active balise.
The active balise is connected with the output end of switching switch, is received the switch of the switching under the first conducting state and is sent
, the message of the selection corresponding with message numbering, and BTM antennas are sent to by radio frequency.
The BTM antennas are connected with BTM, and the BTM antennas receive the message data that active balise is sent, and are sent to
BTM。
The message data for being received from BTM antennas is decoded as receiving message by the BTM, and the reception message is sent to
Frock CPU.
The corresponding message and its corresponding message numbering of all LEU storages to be measured of frock CPU memory storages, as frock CPU
Receive BTM feedback reception message, frock CPU by the reception message it is corresponding with its storage inside survey LEU selected report
The content of text is contrasted, by comparing result (such as identical, difference；If it is different, then showing that test does not pass through) counted, and
It is sent to display device.
LEU to be measured involved in the present invention, can be parallel port LEU, serial ports LEU or the protection LEU-PS that shunts.Fig. 3 a are simultaneously
Mouth LEU operating diagram.Parallel port LEU receives the relay tip status information that relay system interlocking system is sent, according to switching value
The corresponding message that input condition (combination of relay tip status information) chooses its storage inside is sent to active balise, has
Message is sent to the BTM antennas of locomotive on active balise of passing through by radio frequency by source transponder, then is sent to by BTM antennas
Vehicle-mounted ATP is sent to after BTM decodings, so that locomotive obtains running information, it is ensured that safety traffic of the locomotive in station.Fig. 3 b are
Serial ports LEU operating diagram.Serial ports LEU receives the instruction (such as indexing condition) that train control center is sent, according to index condition
Generation addressing information selects the corresponding message of its storage inside to be sent to active balise, and active balise is by radio frequency by message
Be sent to the BTM antennas of locomotive on active balise of passing through, then by BTM antennas be sent to BTM decodings after be sent to vehicle-mounted ATP,
So that locomotive obtains running information, it is ensured that safety traffic of the locomotive in station.Fig. 3 c are the guard system LEU-PS works of shunting
Make schematic diagram.Shunt guard system LEU-PS receive ground signal lamp position information (have Lan Baihong and the class lamp positions of Lan Bai two
Information, such as Fig. 3 c are the situations of blue white red three lamp positions, wherein the voltage signal for the lamp position uniquely lighted selects LEU-PS
Message corresponding with the lamp position), the corresponding message in LEU-PS is selected by the 220V AC for the lamp position lighted and has been sent it to
Message is sent to the BTM antennas of locomotive on active balise of passing through by radio frequency by source transponder, active balise, then by BTM
Antenna is sent to vehicle-mounted ATP after being sent to BTM decodings, so that locomotive obtains running information, it is ensured that safety of the locomotive in station
Traveling.
The present invention LEU test aging frock, can according to parallel port LEU, serial ports LEU, LEU-PS itself each the characteristics of
Selecting corresponding mode to select to meet the corresponding message of respective system, (mode of these selection messages can be understood as the present invention's
" message numbering ").Such as, if LEU to be measured is parallel port LEU, the On-off signal condition of simulation relay system interlocking system is used as choosing
Select the message numbering of message；If LEU to be measured is serial ports LEU, the index condition that sends of simulation train control center alternatively message
Message numbering；If LEU to be measured is LEU-PS, simulation ground signal lights the 220V AC supply voltages of lamp position as choosing
Select the message numbering of message.
When carrying out system test to LEU using the LEU test aging frocks of the present invention, it is only necessary to which one to two people operation is
4 times of workload before can completing, test completes i.e. automatic output electronic report.And complete equipment takes up an area small, space utilization
Rate is high.And for burn-in test, advantage becomes apparent.Every frock can carry out aging to 16 LEU, complete Original equipment
Build with after software design patterns, burn-in test can accomplish unattended completely, test data can carry out programming count, test knot
It is really very clear.And the configuration of computer, active balise and each one of BTM is only needed to, burn-in test can greatly be saved
Space used.
The LEU test aging frocks of the present invention, realize and build primary equipment and just complete many (such as 16 even more
It is many) the automatic tests of LEU complete machines, substantially increase LEU testing efficiency.And the LEU test aging frocks of the present invention, only make
With an active balise, BTM, a system test aging frock, unattended aging is carried out to many LEU and surveyed
Examination, reduces staff's burden, substantially increases ageing efficiency.
Present invention also offers the LEU method of testings and LEU aging methods for above-mentioned LEU test aging frocks.Its
In, LEU method of testings comprise the following steps：
S01：N number of LEU to be measured is put into above-mentioned LEU test aging frocks., will be to be measured i.e. according to shown in Fig. 1, Fig. 2
LEU chooses the first end (stationary contact 3 of relay) of the corresponding interface of module and the output end of corresponding switching switch with message
Connect respectively.
S10：Frock CPU receives the message numbering and LEU to be measured numberings that input equipment is sent.Described message numbering and treat
LEU numberings are surveyed to be input in input equipment according to test request by tester.
S20：The message numbering is sent to message and chooses module by frock CPU, is sent out while described LEU to be measured is numbered
Give interface switching module.
S30：Message chooses module and receives the message numbering that frock CPU is sent, and the message numbering is sent into N number of treat
Survey LEU.
S40：LEU to be measured chooses message its own storage, corresponding with the message numbering received, and will choosing
The output end that the message taken is sent to switching switch (switches the first end of output switching terminal, is in Fig. 1 the stationary contact of relay
Point is 3).
S50：Interface switching module receives the LEU to be measured numberings that frock CPU is sent, corresponding to the LEU numberings to be measured
Switching switch sends turn-on command, and (for conversion hysteria relay, turn-on command is exactly that the coil 4 of its control end is powered, and is made
It produces magnetic, adhesive armature).Such as in Fig. 1, LEU numberings to be measured have selected the first LEU to be measured, i.e. LEU1, then interface is cut
Mold changing control end from block to the first relay RL1 being connected with LEU1 send turn-on command.If N number of LEU to be measured only connects one
Active balise, then each LEU to be measured numberings are unique.If as shown in Fig. 2 each LEU to be measured is all connected with respective having
Source transponder, then LEU numberings to be measured can be multiple.That is the quantity of the LEU to be measured numberings of synchronization should be not more than active answer
Answer the quantity of device.
S60：The switching switch corresponding with LEU to be measured numberings receives the turn-on command, into the first conducting state
(the selected LEU that in the embodiment shown in fig. 1, i.e., LEU numberings to be measured are chosen is LEU1, the first relay being connected with LEU1
The state of the RL1 movable contact 1 of stationary contact 3 and first conducting), LEU to be measured is numbered to the report of the corresponding selected LEU selection
Text is sent to active balise.
S70：The active balise is connected with the output end of switching switch, receives the switching switch under the first conducting state
The message of the selection sending, corresponding with message numbering.Active balise by the message of selection carry out coding be changed into containing
The message data of message content, and (be the radio frequency using centre frequency as 4.23MHz according to ETCS and CTCS standards by radio frequency
Energy is carrier frequency, is sent with FSK frequency deviation key control modes) message data is sent to BTM antennas.
S80：The BTM antennas receive the message data that active balise is sent, and are sent to BTM.
S90：The message data for being received from BTM antennas is decoded as receiving message by the BTM, and the reception message is sent out
Give frock CPU.
S100：Frock CPU receives the reception message of BTM feedbacks, and the reception message and corresponding message numbering is corresponding
The message of the selection contrasted, comparing result is sent to output equipment.If comparing result is consistent, illustrate LEU to be measured
It is correct to number message that the selected LEU chosen is sent, the selection corresponding with message numbering, and test passes through；If right
It is more inconsistent than result, illustrate that one of message or selected LEU or LEU test aging frocks of the selection of selected LEU storages have
Problem or mistake, then carried out related follow-up test and inspection work by tester according to the test result of display.
The present invention's is used for the LEU method of testings that above-mentioned LEU tests aging frock, by being set installed in test for LEU to be measured
Standby upper installation process is separated with LEU to be measured test process, and collective installs, collective's test, so as to greatly improve to multiple LEU
Testing efficiency.
Present invention also offers the LEU aging methods that aging frock is tested for above-mentioned LEU, comprise the following steps：
S01：N number of LEU to be measured is put into above-mentioned LEU test aging frocks., will be to be measured i.e. according to shown in Fig. 1, Fig. 2
LEU chooses the first end (stationary contact 3 of relay) of the corresponding interface of module and the output end of corresponding switching switch with message
Connect respectively.Whole LEU tests aging frock is put into ageing environment.In one embodiment of the present of invention, ageing environment is set
It is set to 50 DEG C to 55 DEG C, normal pressure；Ageing time is set to 24 hours.The setting of ageing environment can be set in aging chamber.
S02：Switching law (such as each LEU switching cycle, the test of LEU numberings to be measured are set in frock CPU
Take turns number and serial ports configuration information etc.) and switching frequency, message numbering switching law.The switching law of the LEU numberings to be measured
Refer to switching frequency, sequentially change LEU numberings to be measured with which kind of time interval, by which kind of, such as it is to be measured at 16 of Fig. 1
In LEU embodiment, can set according to increased successively by LEU1 to LEU16 and repeatedly perform (LEU1, LEU2 ... ...,
LEU16, LEU1 ... ...) mode to change the switching law of numbering, one numbering of change per minute be switching frequency.During aging
Between setting can be set in frock CPU, can also be set in aging chamber, or by personnel oneself monitor.
S20：Message numbering is sent to message according to the message numbering switching law of setting and chooses module by frock CPU, together
When according to LEU to be measured number switching law and switching frequency by LEU to be measured numbering be sent to interface switching module.
S30：Message chooses the message numbering that module real-time reception frock CPU is sent, and the message numbering is sent out at any time
Give N number of LEU to be measured.
S40：LEU to be measured chooses message its own storage, corresponding with the message numbering received, and will choosing
The output end that the message taken is sent to switching switch (switches the first end of output switching terminal, is in Fig. 1 the stationary contact of relay
Point is 3).
S50：The LEU to be measured numberings that interface switching module real-time reception frock CPU is sent, and at any time to the LEU to be measured
The corresponding switching switch of numbering sends turn-on command (turn-on command as in the prior embodiments, is not repeated herein).
S60：Turn-on command described in the switching switch real-time reception corresponding with LEU to be measured numberings, into the first conducting shape
(the selected LEU that in the embodiment shown in fig. 1, i.e., LEU numberings to be measured are chosen is LEU1 to state, the first relay being connected with LEU1
The state of the device RL1 movable contact 1 of stationary contact 3 and first conducting), LEU to be measured is numbered to the corresponding selected LEU selection
Message is sent to active balise at any time.
S70：The active balise is connected with the output end of switching switch, the switching under the conducting state of real-time reception first
Message that switch is sent, the selection corresponding with message numbering.The message of selection is carried out coding and is changed into by active balise
Message data containing message content, and in real time by radio frequency (according to ETCS and CTCS standards, be using centre frequency as
4.23MHz RF energy is carrier frequency, is sent with FSK frequency deviation key control modes) message data is sent to BTM antennas.
S80：The message data that the BTM antennas real-time reception active balise is sent, and BTM is sent at any time.
S90：The message data for being received from BTM antennas is decoded as receiving message in real time by the BTM, and described receive is reported
Text is sent to frock CPU at any time.
S100：Frock CPU receives the reception message of BTM feedbacks, and the reception message and corresponding message numbering is corresponding
The message of the selection contrasted, comparing result is sent to output equipment record at any time.
S110：The LEU test agings frock performs step above-mentioned S20 to S100, terminates to ageing time.Staff
After Aging Step is completed, LEU aging conditions are checked from output equipment, vicious LEU in ageing process is examined
Survey, repair.The LEU being had no problem in ageing process can carry out subsequent survey.
The present invention's is used for the LEU aging methods that above-mentioned LEU tests aging frock, and multiple LEU are entered according to setting rule
Row aging, relative to the LEU aging equipments for being once only capable of one LEU of aging in the prior art, do not increase test equipment volume,
While cost and energy consumption, LEU ageing efficiency is set to improve more than ten times even tens times.
Certainly, the present invention is not limited in above-mentioned embodiment.All those skilled in the art it is conceivable that energy
Realize the embodiment of above-mentioned functional effect within protection scope of the present invention.
Claims (8)
1. a kind of LEU tests aging frock, including frock CPU, message chooses module, interface switching module, N number of switching switch, N
Individual transponder equivalent resistance, N is at least 2；
Frock CPU chooses module, BTM and is connected respectively with interface switching module, message；Frock CPU receives what input equipment was sent
Message numbering and LEU to be measured numberings, are sent to message by the message numbering and choose module, while described LEU to be measured is compiled
Number it is sent to interface switching module；Frock CPU receives the reception message of BTM feedbacks, by the reception message and corresponding message
The message for numbering the corresponding selection is contrasted, and comparing result is sent into output equipment；
Message is chosen module and is connected with frock CPU, and is connected respectively with N number of LEU to be measured；Message chooses module and receives frock CPU
The message numbering of transmission, and the message numbering is sent to N number of LEU to be measured；
Interface switching module is connected with frock CPU, and is connected respectively with the control end of N number of switching switch；Interface switching module connects
The LEU to be measured numberings that the dress CPU that knocks off is sent, number corresponding switching switch to the LEU to be measured and send turn-on command；
N number of switching switch is respectively provided with control end and output end, and the output end can select first according to the input of control end
Conducting state and the second conducting state；C interface of the first end of the output end of N number of switching switch respectively with N number of LEU is corresponding
Connection；Second end of the output end of N number of switching switch is connected with active balise；The output end of N number of switching switch
The 3rd end be connected with transponder equivalent resistance；First conducting state of the switching switch is the of the output end of switching switch
The state that one end is turned on the second end；It is described switching switch the second conducting state be switching switch output end first end with
The state of 3rd end conducting；The switching switch corresponding with LEU to be measured numberings receives the turn-on command, into the first conducting
State, the message that LEU to be measured is numbered to the corresponding selected LEU selection is sent to active balise；
The active balise is connected with the output end of switching switch, that the switching switch under the first conducting state of reception is sent,
The message of the selection corresponding with message numbering, and BTM antennas are sent to by radio frequency；
The BTM antennas are connected with BTM, and the BTM antennas receive the message data that active balise is sent, and are sent to BTM；
The message data for being received from BTM antennas is decoded as receiving message by the BTM, and the reception message is sent into frock
CPU。
2. LEU according to claim 1 tests aging frock, it is characterised in that the switching switch is conversion hysteria relay
Device, the control end of switching switch is the coil of conversion hysteria relay；The first end for switching the output end of switch is to turn
Remodel the stationary contact of relay；The second end for switching the output end of switch is the first movable contact of conversion hysteria relay；Cut
The 3rd end for changing the output end of switch is the second movable contact of conversion hysteria relay.
3. LEU according to claim 1 tests aging frock, it is characterised in that N number of switching switch and an active response
Device is connected.
4. the LEU test aging frocks according to one of claims 1 to 3, it is characterised in that the message numbering is simulation
The On-off signal condition of relay system interlocking system, to select message.
5. the LEU test aging frocks according to one of claims 1 to 3, it is characterised in that the message numbering is simulation
The index condition of train control center, to select message.
6. the LEU test aging frocks according to one of claims 1 to 3, it is characterised in that the message numbering is simulation
The supply voltage of ground signal, to select message.
7. a kind of LEU for described in one of claim 1 to 6 tests the LEU method of testings of aging frock, including following step
Suddenly：
S01：N number of LEU to be measured is put into described LEU test aging frocks；
S10：Frock CPU receives the message numbering and LEU to be measured numberings that input equipment is sent,
S20：The message numbering is sent to message and chooses module by frock CPU, while described LEU to be measured numberings are sent to
Interface switching module；
S30：Message chooses module and receives the message numbering that frock CPU is sent, and the message numbering is sent to N number of to be measured
LEU；
S40：LEU to be measured chooses message that is its own storage, corresponding with the message numbering received, and by selection
Message is sent to the output end of switching switch；
S50：Interface switching module receives the LEU to be measured numberings that frock CPU is sent, and corresponding switching is numbered to the LEU to be measured
Switch sends turn-on command；
S60：The switching switch corresponding with LEU to be measured numberings receives the turn-on command, into the first conducting state, will treat
The message for surveying the selection that LEU numbers corresponding selected LEU is sent to active balise；
S70：The active balise is connected with the output end of switching switch, is received the switch of the switching under the first conducting state and is sent
, the message of the selection corresponding with message numbering, and BTM antennas are sent to by radio frequency；
S80：The BTM antennas receive the message data that active balise is sent, and are sent to BTM；
S90：The message data for being received from BTM antennas is decoded as receiving message by the BTM, and the reception message is sent to
Frock CPU；
S100：Frock CPU receives the reception message of BTM feedbacks, by reception message institute corresponding with corresponding message numbering
The message for stating selection is contrasted, and comparing result is sent into output equipment.
8. a kind of LEU for described in one of claim 1 to 6 tests the LEU aging methods of aging frock, including following step
Suddenly：
S01：N number of LEU to be measured is put into described LEU test aging frocks, whole LEU tests aging frock is put into aging
Environment；
S02：The switching law and switching frequency of LEU numberings to be measured, message numbering switching law are set in frock CPU；
S20：Message numbering is sent to message according to the message numbering switching law of setting and chooses module by frock CPU, is pressed simultaneously
LEU to be measured numberings are sent to interface switching module according to the LEU to be measured switching laws numbered and switching frequency；
S30：Message chooses the message numbering that module real-time reception frock CPU is sent, and the message numbering is sent into N at any time
Individual LEU to be measured；
S40：LEU to be measured chooses message that is its own storage, corresponding with the message numbering received, and by selection
Message is sent to the output end of switching switch；
S50：The LEU to be measured numberings that interface switching module real-time reception frock CPU is sent, and numbered at any time to the LEU to be measured
Corresponding switching switch sends turn-on command；
S60：Turn-on command described in the switching switch real-time reception corresponding with LEU to be measured numberings, will into the first conducting state
The message that LEU to be measured numbers the corresponding selected LEU selection is sent to active balise at any time；
S70：The active balise is connected with the output end of switching switch, the switching switch under the conducting state of real-time reception first
The message of the selection sending, corresponding with message numbering, and BTM antennas are sent to by radio frequency in real time；
S80：The message data that the BTM antennas real-time reception active balise is sent, and BTM is sent at any time；
S90：The BTM in real time by the message data for being received from BTM antennas be decoded as receive message, and by it is described reception message with
When be sent to frock CPU；
S100：Frock CPU receives the reception message of BTM feedbacks, by reception message institute corresponding with corresponding message numbering
The message for stating selection is contrasted, and comparing result is sent to output equipment record at any time；
S110：The LEU test agings frock performs step S20 to S100, terminates to ageing time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387891.4A CN107241149B (en) | 2017-05-27 | 2017-05-27 | LEU test aging tool and LEU test aging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387891.4A CN107241149B (en) | 2017-05-27 | 2017-05-27 | LEU test aging tool and LEU test aging method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107241149A true CN107241149A (en) | 2017-10-10 |
| CN107241149B CN107241149B (en) | 2020-11-03 |
Family
ID=59985193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710387891.4A Active CN107241149B (en) | 2017-05-27 | 2017-05-27 | LEU test aging tool and LEU test aging method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107241149B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108132433A (en) * | 2017-11-13 | 2018-06-08 | 北京全路通信信号研究设计院集团有限公司 | A kind of LEU monitoring boards signal extracting circuit |
| CN108365858A (en) * | 2018-02-11 | 2018-08-03 | 北京交大思诺科技股份有限公司 | Active balise monitors system |
| CN108574542A (en) * | 2018-05-29 | 2018-09-25 | 北京思诺信安科技有限公司 | BTM aging testing systems |
| CN108833201A (en) * | 2018-05-17 | 2018-11-16 | 北京思诺信安科技有限公司 | Transponder aging testing system |
| CN110928274A (en) * | 2019-12-09 | 2020-03-27 | 通号(北京)轨道工业集团有限公司轨道交通技术研究院 | Test system of LEU equipment |
| CN113325247A (en) * | 2021-01-12 | 2021-08-31 | 山西润泽丰科技股份有限公司 | LEU test board system, test method thereof and calibration method thereof |
| CN113708854A (en) * | 2021-09-03 | 2021-11-26 | 沈阳铁路信号有限责任公司 | BTM high-low temperature circulation real-time test system |
| CN115657646A (en) * | 2022-12-12 | 2023-01-31 | 北京紫光芯能科技有限公司 | Test method and device of CAN controller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010102898A1 (en) * | 2009-03-12 | 2010-09-16 | Siemens Aktiengesellschaft | Method for operating a train control device, trackside electronic unit and balise for a train control device and train control device |
| CN202190280U (en) * | 2011-09-14 | 2012-04-11 | 北京铁路信号有限公司 | Test device for transponder and ground electronic unit |
| CN103095384A (en) * | 2012-12-25 | 2013-05-08 | 北京铁路信号有限公司 | Closed loop test method and system of ground-electronic-unit lineside electronic unit (LEU) |
| CN104378167A (en) * | 2013-08-14 | 2015-02-25 | 中兴通讯股份有限公司 | Testing method and system |
| CN105620518A (en) * | 2016-03-03 | 2016-06-01 | 北京交通大学 | Train control system adapting to existing line reconstruction and train control method |
-
2017
- 2017-05-27 CN CN201710387891.4A patent/CN107241149B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010102898A1 (en) * | 2009-03-12 | 2010-09-16 | Siemens Aktiengesellschaft | Method for operating a train control device, trackside electronic unit and balise for a train control device and train control device |
| CN202190280U (en) * | 2011-09-14 | 2012-04-11 | 北京铁路信号有限公司 | Test device for transponder and ground electronic unit |
| CN103095384A (en) * | 2012-12-25 | 2013-05-08 | 北京铁路信号有限公司 | Closed loop test method and system of ground-electronic-unit lineside electronic unit (LEU) |
| CN104378167A (en) * | 2013-08-14 | 2015-02-25 | 中兴通讯股份有限公司 | Testing method and system |
| CN105620518A (en) * | 2016-03-03 | 2016-06-01 | 北京交通大学 | Train control system adapting to existing line reconstruction and train control method |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108132433A (en) * | 2017-11-13 | 2018-06-08 | 北京全路通信信号研究设计院集团有限公司 | A kind of LEU monitoring boards signal extracting circuit |
| CN108132433B (en) * | 2017-11-13 | 2020-02-14 | 北京全路通信信号研究设计院集团有限公司 | LEU monitoring board signal extraction circuit |
| CN108365858A (en) * | 2018-02-11 | 2018-08-03 | 北京交大思诺科技股份有限公司 | Active balise monitors system |
| CN108365858B (en) * | 2018-02-11 | 2019-10-18 | 北京交大思诺科技股份有限公司 | Active balise monitors system |
| CN108833201A (en) * | 2018-05-17 | 2018-11-16 | 北京思诺信安科技有限公司 | Transponder aging testing system |
| CN108833201B (en) * | 2018-05-17 | 2020-09-04 | 黄骅市交大思诺科技有限公司 | Transponder aging test system |
| CN108574542A (en) * | 2018-05-29 | 2018-09-25 | 北京思诺信安科技有限公司 | BTM aging testing systems |
| CN110928274A (en) * | 2019-12-09 | 2020-03-27 | 通号(北京)轨道工业集团有限公司轨道交通技术研究院 | Test system of LEU equipment |
| CN113325247A (en) * | 2021-01-12 | 2021-08-31 | 山西润泽丰科技股份有限公司 | LEU test board system, test method thereof and calibration method thereof |
| CN113708854A (en) * | 2021-09-03 | 2021-11-26 | 沈阳铁路信号有限责任公司 | BTM high-low temperature circulation real-time test system |
| CN113708854B (en) * | 2021-09-03 | 2024-03-01 | 沈阳铁路信号有限责任公司 | BTM high-low temperature circulation real-time test system |
| CN115657646A (en) * | 2022-12-12 | 2023-01-31 | 北京紫光芯能科技有限公司 | Test method and device of CAN controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107241149B (en) | 2020-11-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107241149A (en) | LEU tests aging frock and LEU test aging methods | |
| CN104297623B (en) | Automatic test system for onboard cable integrity | |
| CN105388416B (en) | The distant check system of having a try of intelligent substation relay protection | |
| CN107831392A (en) | A kind of all-electronin interlocks hardware intelligent test system | |
| CN103995197A (en) | Aging test equipment for electronic products | |
| CN104865958A (en) | Matrix switch device, system and method | |
| CN107478931A (en) | A kind of distribution automation terminal comprehensive debugging device and method | |
| CN105527521A (en) | Relay protection device verification auxiliary equipment and monitoring system | |
| CN110618328A (en) | On-site joint debugging test method for power distribution terminal | |
| CN109799809A (en) | Direct fault location circuit, method and ECU test macro for ECU test | |
| CN203894342U (en) | Railway signal simulation outdoor device test unit | |
| CN202550688U (en) | Feeder automation (FA) function test simulation simulator under condition of being power-outage-free | |
| CN101447831A (en) | Controlling system for special optical fiber cable monitoring station based on sockets | |
| CN204028696U (en) | The proving installation of air conditioner line control machine and system | |
| CN214585770U (en) | Semaphore analogue test device for railway signal system analogue test | |
| CN102854452A (en) | Printed circuit board assembly (PCBA) function testing device and testing method thereof | |
| CN109342784A (en) | Transmission line of electricity tests termination and mode of connection | |
| CN211086522U (en) | Intelligent comprehensive test platform for contactor | |
| CN108363375A (en) | A kind of electric machine controller tests realization method and system automatically | |
| CN103941127B (en) | Driving remote control test device | |
| CN114937975A (en) | Control circuit of protection device | |
| CN104849584B (en) | The function test system and method for overload protection fastener | |
| CN210038004U (en) | 450MHz electrical performance index automatic test unit | |
| CN209231766U (en) | A kind of ID numbering system of straight-bar machines dcs | |
| CN207689589U (en) | All-electronin interlocks hardware intelligent test system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190917 Address after: 061100 Korean Industrial Park, Tengzhuangzi Township Industrial Park, Huanghua City, Cangzhou City, Hebei Province Applicant after: Huanghua Jiaoda Sino Technology Co., Ltd. Address before: 102206 Beijing city small town Changping District Liye Road No. 3 Building No. 2 hospital 1 layer 101 Applicant before: Beijing Sinuo Xin'an Technology Co. Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |