CN108569311A - A kind of EMU platform side identification device of line of induction ring type - Google Patents
A kind of EMU platform side identification device of line of induction ring type Download PDFInfo
- Publication number
- CN108569311A CN108569311A CN201710134880.5A CN201710134880A CN108569311A CN 108569311 A CN108569311 A CN 108569311A CN 201710134880 A CN201710134880 A CN 201710134880A CN 108569311 A CN108569311 A CN 108569311A
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- 230000006698 induction Effects 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 claims description 52
- 230000005611 electricity Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 230000008439 repair process Effects 0.000 abstract description 2
- 230000001052 transient effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/12—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
- B61L3/121—Devices along the route for controlling devices on the vehicle or vehicle train, e.g. to release brake, to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using magnetic induction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or vehicle train for signalling purposes ; On-board control or communication systems
Abstract
The invention discloses a kind of EMU platform side identification devices of line of induction ring type, including magnet, first coil, the second coil, tertiary coil, the 4th coil, first control circuit plate, second control circuit plate, the first enabling warning light, the second enabling warning light, third enabling warning light, four door warning light；First coil, the second coil, the first enabling warning light, the second enabling warning light are connected with first control circuit plate；Tertiary coil, the 4th coil, third enabling warning light, four door warning light are connected with second control circuit plate.When EMU enters platform, coil can induce transient voltage, carry out step-by-step counting by zoom comparison, control circuit board generates pulse to judge platform in which side of motor-car according to the coil of which side, while it is bright to control corresponding enabling warning light.This invention removes the hidden danger that driver opens door of giving another the right of way, avoid due to contingency caused by train enabling error.The present invention designs the opening door operation for not influencing train using bypass mode into special circumstances such as library repairs.
Description
Technical field
The invention belongs to motor-car technical fields, and dress is identified more particularly, to a kind of EMU platform side of line of induction ring type
It sets.
Background technology
Currently, China's EMU is still unable to automatic identification platform side, after train is stopped, judge that platform is arranging by driver's range estimation
The which side of vehicle presses the door open button of corresponding side coil.Moreover, left and right side door open button position is leaned on driver control console
It is close, therefore exist and open the hidden danger of wrong side coil car door, it is likely to result in passenger and drops serious consequence under vehicle.
Invention content
The purpose of the present invention is to provide a kind of EMU platform side identification device of line of induction ring type, which can move
It identifies vehicle group platform, the position of driver's platform side, assist driver is prompted to open platform side car door, avoid occurring to open the door due to train
Error causes passenger to drop the accident under vehicle.
The object of the present invention is achieved like this：
A kind of EMU platform side identification device of line of induction ring type, is characterized in：Including magnet, first coil, the second coil,
Three-winding, the 4th coil, first control circuit plate, second control circuit plate, the first enabling warning light, the second enabling warning light,
Third enabling warning light, four door warning light；First coil, the second coil, the first enabling warning light, the second enabling warning light
It is connected with first control circuit plate；Tertiary coil, the 4th coil, third enabling warning light, four door warning light and the second control
Circuit board connection processed.
The magnet of the present invention is mounted on 1.05 meters from orbital plane high of platform side, and the spacing of two magnet is 2 meters.
The first coil of the present invention is mounted on the side skirt in the left side of the first drivers' cab of EMU, and the second coil is mounted on
On the side skirt on the right side of the first drivers' cab of EMU, tertiary coil is mounted on the side skirt in the left side of the second drivers' cab of EMU
On, the 4th coil is mounted on the side skirt on the right side of the second drivers' cab of EMU, the height of 1 meter from orbital plane of coil.
The the first enabling warning light and the second enabling warning light of the present invention is yellow led, and the first enabling warning light is mounted on
On the left of the first drivers' cab of EMU by door open button, the second enabling warning light is mounted on to open the door on the left of the second drivers' cab of EMU and press
By button, third enabling warning light and four door warning light are green LED, and third enabling warning light is taken charge of mounted on EMU first
On the right side of machine room by door open button, four door warning light is mounted on by EMU the second driver cab right-side door open button.
The beneficial effects of the invention are as follows：Platform is determined in the which side of motor-car, while bright corresponding warning light prompts driver
The hidden danger for opening wrong door is eliminated in door open button position.Present invention design uses bypass mode, and it is special into library repair etc. not influence train
The opening door operation of situation.
Description of the drawings
Fig. 1 is the fundamental diagram of the present invention；
Fig. 2 is the platform magnet scheme of installation of the present invention；
Fig. 3 is the left side scheme of installation of the coil of the present invention；
Fig. 4 is the right side scheme of installation of the coil of the present invention；
Fig. 5 is the bottom surface scheme of installation of the coil of the present invention；
Fig. 6 is the first control circuit plate circuit of the present invention；
Fig. 7 is the second control circuit plate circuit of the present invention.
Specific implementation mode
With reference to example and compares attached drawing invention is further described in detail.
A kind of EMU platform side identification device of line of induction ring type, is characterized in：Including magnet 1, first coil 2, second
Coil 3, tertiary coil 4, the 4th coil 5, first control circuit plate 6, second control circuit plate 7, the first enabling warning light 8,
Two enabling warning lights 9, third enabling warning light 10, four door warning light 11；First coil 2, the second coil 3, first open the door
Warning light 8, the second enabling warning light 9 and first control circuit plate 6 connect；Tertiary coil 4, the 4th coil 5, third, which are opened the door, to be prompted
Lamp 10, four door warning light 11 and second control circuit plate 7 connect.
The magnet 1 of the present invention is mounted on 1.05 meters from orbital plane high of platform side, and the spacing of two magnet 1 is 2 meters.
The first coil 2 of the present invention is mounted on the side skirt in the left side of the first drivers' cab of EMU, the installation of the second coil 3
On the side skirt on the right side of the first drivers' cab of EMU, tertiary coil 4 is mounted on the side in the left side of the second drivers' cab of EMU
On skirtboard, the 4th coil 5 is mounted on the side skirt on the right side of the second drivers' cab of EMU, the height of 1 meter from orbital plane of coil.
The the first enabling warning light 8 and the second enabling warning light 9 of the present invention is yellow led, the installation of the first enabling warning light 8
On the left of the first drivers' cab of EMU by door open button, the second enabling warning light 9 is mounted on the left of the second drivers' cab of EMU and opens
By door button, third enabling warning light 10 and four door warning light 11 are green LED, and third enabling warning light 10 is mounted on dynamic
By vehicle group the first driver cab right-side door open button, four door warning light 11 is mounted on the enabling of the second driver cab right-side of EMU and presses
By button.
The circuit of the first control circuit plate of the present invention is by the first operation method amplifier U1（LM358）, first comparator U3
（LM393）, the first counter U7（74LS161）, the second counter U10（74LS161）, the first NOT gate core U8（74LS04）,
One triple gate chip U9（74LS125）, the first potentiometer R1, the second potentiometer R2, first coil X1, the second coil X2,5-8
Resistance：R5-R8, thirteenth resistor R13, the 14th resistance R14, the first LED light L1, the second LED light L2 compositions, the first operation method
4 pins of amplifier U1 meet the GND of power supply, and 8 pins of the first operation method amplifier U1 connect the VCC of power supply, the 5th resistance R5 strings
It is connected between 6 pins and the GND of power supply of the first operation method amplifier U1, the 6th resistance R6 is serially connected in the first operation method amplifier
Between 6 pins of U1 and 7 pins of the first operation method amplifier U1, the 7th resistance R7 is serially connected in the first operation method amplifier U1's
Between 2 pins and the GND of power supply, the 8th resistance R8 is serially connected in 1 pin of the first operation method amplifier U1 and the first operation method is put
Between 2 pins of big device U1,7 pins of the first operation method amplifier U1 connect 3 pins of first comparator U3, and the first operation method is put
1 pin of big device U1 connects 5 pins of first comparator U3, and first is serially connected in after first coil X1 and the 14th resistance R14 series connection
Between 5 pins and the GND of power supply of operation method amplifier U1, the is serially connected in after the second coil X2 and thirteenth resistor R13 series connection
Between 3 pins and the GND of power supply of one operation method amplifier U1,
2 pins that 1 pin of first potentiometer R1 meets power supply GND, the first potentiometer R1 connect 2 pins of first comparator U3, the
1 pin that 3 pins of one potentiometer R1 meet power supply VCC, the second potentiometer R2 meets power supply GND, and 2 pins of the second potentiometer R2 connect
3 pins of 6 pins of first comparator U3, the second potentiometer R2 meet power supply VCC, and 4 pins of first comparator U3 connect power supply
GND, 8 pins of first comparator U3 meet the VCC of power supply, and 1 pin of first comparator U3 connects 2 pins of the first counter U7,
7 pins of first comparator U3 connect 2 pins of the second counter U10, and 3 pins of the first counter U7,4 pins, 5 pins, 6 are drawn
Foot is attempted by the GND of power supply, and 9 pins, 1 pin of the first counter U7 are attempted by the VCC of power supply, and the 7 of the first counter U7
Pin connects 10 pins of the first counter U7, and 15 pins of the first counter U7 connect 1 pin of the first NOT gate core U8, and first counts
7 pins of device U7 connect 2 pins of the first NOT gate core U8, and 3 pins, 4 pins, 5 pins, 6 pins of the second counter U7 are attempted by
The GND of power supply, 9 pins, 1 pin of the second counter U7 are attempted by the VCC of power supply, and 7 pins of the second counter U7 connect
10 pins of two counter U7,15 pins of the second counter U7 connect 3 pins of the first NOT gate core U8, and the 7 of the second counter U7
Pin connects 4 pins of the first NOT gate core U8, and 2 pins of the first NOT gate core U8 connect 1 pin of the first triple gate chip U9, and the one or three
2 pins of state door chip U9 meet the VCC of power supply, and the first LED light L1 is serially connected in 3 pins and power supply of the first triple gate chip U9
Between GND, the second LED light L1 is serially connected between 6 pins and power supply GND of the first triple gate chip U9.
The circuit of the second control circuit plate of the present invention is by the second operation method amplifier U2（LM358）, the second comparator U4
（LM393）, third counter U11（74LS161）, four-counter U14（74LS161）, the second NOT gate core U12（74LS04）、
Second triple gate chip U13（74LS125）, third potentiometer R3, the 4th potentiometer R4, tertiary coil X3, the 4th coil X4,
9-12 resistance：R9-R12, the 15th resistance R15, the 16th resistance R16, third LED light L3, the 4th LED light L4 compositions, second
4 pins of operation method amplifier U2 meet the GND of power supply, and 8 pins of the second operation method amplifier U2 connect the VCC of power supply, the 9th electricity
Resistance R9 is serially connected between 6 pins and the GND of power supply of the second operation method amplifier U2, and the tenth resistance R10 is serially connected in the second operation
Between 6 pins of method amplifier U2 and 7 pins of the second operation method amplifier U2, eleventh resistor R11 is serially connected in the second operation
Between 2 pins and the GND of power supply of method amplifier U2, twelfth resistor R12 is serially connected in 1 pin of the second operation method amplifier U2
And second operation method amplifier U2 2 pins between, 7 pins of the second operation method amplifier U2 connect the 3 of the second comparator U4 and draw
1 pin of foot, the second operation method amplifier U2 connects 5 pins of the second comparator U4, tertiary coil X3 and the 15th resistance R15 strings
It is serially connected in after connection between 5 pins and the GND of power supply of the second operation method amplifier U2, the 4th coil X4 and the 16th resistance R14
It is serially connected in after series connection between 3 pins and the GND of power supply of the second operation method amplifier U2,1 pin of third potentiometer R3 connects electricity
Source GND, 2 pins of the second potentiometer R1 connect 2 pins of the second comparator U4, and 3 pins of the second potentiometer R1 meet power supply VCC,
1 pin of 4th potentiometer R4 meets power supply GND, and 2 pins of the second potentiometer R2 connect 6 pins of the second comparator U4, the second electricity
4 pins that 3 pins of position device R2 meet power supply VCC, the second comparator U4 meet the GND of power supply, and 8 pins of the second comparator U4 connect electricity
The VCC in source, 1 pin of the second comparator U4 connect 2 pins of third counter U11, and 7 pins of the second comparator U4 connect the 4th meter
2 pins of number device U14,3 pins, 4 pins, 5 pins, 6 pins of third counter U11 are attempted by the GND of power supply, third meter
9 pins, 1 pin of number device U11 is attempted by the VCC of power supply, and 7 pins of third counter U11 connect the 10 of third counter U11
Pin, 15 pins of third counter U11 connect 1 pin of the second NOT gate core U12, and it is non-that 7 pins of third counter U11 connect second
2 pins of door core U12,3 pins, 4 pins, 5 pins, 6 pins of four-counter U14 are attempted by the GND of power supply, the 4th meter
9 pins, 1 pin of number device U14 is attempted by the VCC of power supply, and 7 pins of four-counter U14 connect the 10 of four-counter U14
Pin, 15 pins of four-counter U14 connect 3 pins of the second NOT gate core U12, and it is non-that 7 pins of four-counter U14 connect second
4 pins of door core U12,2 pins of the second NOT gate core U12 connect 1 pin of the second triple gate chip U13, the second triple gate chip
2 pins of U13 meet the VCC of power supply, and third LED light L3 is serially connected between 3 pins and power supply GND of the second triple gate chip U13,
4th LED light L4 is serially connected between 6 pins and power supply GND of the second triple gate chip U13.
Operation principle：Coil can induce voltage when often passing through a magnet, be output to by comparator after voltage amplification
On counter, counter counts the pulse of coil.When EMU only has the coil on the left side to have step-by-step counting to prove platform
On the left side of EMU, left side enabling warning light is lighted；When EMU only has the coil on the right to have step-by-step counting to prove that platform exists
Left side enabling warning light is lighted on the right of EMU.
Claims (5)
1. a kind of EMU platform side identification device of line of induction ring type, is characterized in：Including magnet, first coil, the second coil,
Tertiary coil, the 4th coil, first control circuit plate, second control circuit plate, the first enabling warning light, second, which open the door, to be prompted
Lamp, third enabling warning light, four door warning light；First coil, the second coil, the first enabling warning light, second, which open the door, to be carried
Show that lamp is connected with first control circuit plate；Tertiary coil, the 4th coil, third enabling warning light, four door warning light and
Two control circuit boards connect.
2. a kind of EMU platform side identification device of line of induction ring type according to claim 1, it is characterised in that：Magnet
Mounted on 1.05 meters from orbital plane high of platform side, the spacing of two magnet is 2 meters.
3. a kind of EMU platform side identification device of line of induction ring type according to claim 1, it is characterised in that：First
Coil is mounted on the side skirt in the left side of the first drivers' cab of EMU, and the second coil is mounted on the right side of the first drivers' cab of EMU
On the side skirt of side, tertiary coil is mounted on the side skirt in the left side of the second drivers' cab of EMU, and the 4th coil is mounted on dynamic
On the side skirt on the right side of the second drivers' cab of vehicle group, the height of 1 meter from orbital plane of coil.
4. a kind of EMU platform side identification device of line of induction ring type according to claim 1, it is characterised in that：First
Enabling warning light and the second enabling warning light are yellow led, and the first enabling warning light is mounted on the left of the first drivers' cab of EMU
By door open button, the second enabling warning light is mounted on the left of the second drivers' cab of EMU by door open button, third enabling warning light
It is green LED with four door warning light, third enabling warning light is mounted on by EMU the first driver cab right-side door open button,
Four door warning light is mounted on by EMU the second driver cab right-side door open button.
5. a kind of EMU platform side identification device of line of induction ring type according to claim 1, it is characterised in that：
The circuit of first control circuit plate is by the first operation method amplifier U1（LM358）, first comparator U3（LM393）, first
Counter U7（74LS161）, the second counter U10（74LS161）, the first NOT gate core U8（74LS04）, the first triple gate chip
U9（74LS125）, the first potentiometer R1, the second potentiometer R2, first coil X1, the second coil X2,5-8 resistance：R5-R8、
Thirteenth resistor R13, the 14th resistance R14, the first LED light L1, the second LED light L2 compositions, the 4 of the first operation method amplifier U1
Pin meets the GND of power supply, and 8 pins of the first operation method amplifier U1 meet the VCC of power supply, and the 5th resistance R5 is serially connected in the first operation
Between 6 pins and the GND of power supply of method amplifier U1, the 6th resistance R6 be serially connected in the first operation method amplifier U1 6 pins and
Between 7 pins of first operation method amplifier U1, the 7th resistance R7 is serially connected in 2 pins and power supply of the first operation method amplifier U1
GND between, the 8th resistance R8 is serially connected in 1 pin of the first operation method amplifier U1 and the 2 of the first operation method amplifier U1 are drawn
Between foot, 7 pins of the first operation method amplifier U1 connect 3 pins of first comparator U3, and the 1 of the first operation method amplifier U1 draws
Foot connects 5 pins of first comparator U3, and the first operation method amplifier is serially connected in after first coil X1 and the 14th resistance R14 series connection
Between 5 pins and the GND of power supply of U1, the amplification of the first operation method is serially connected in after the second coil X2 and thirteenth resistor R13 series connection
Between 3 pins and the GND of power supply of device U1；
2 pins that 1 pin of first potentiometer R1 meets power supply GND, the first potentiometer R1 connect 2 pins of first comparator U3, the
1 pin that 3 pins of one potentiometer R1 meet power supply VCC, the second potentiometer R2 meets power supply GND, and 2 pins of the second potentiometer R2 connect
3 pins of 6 pins of first comparator U3, the second potentiometer R2 meet power supply VCC, and 4 pins of first comparator U3 connect power supply
GND, 8 pins of first comparator U3 meet the VCC of power supply, and 1 pin of first comparator U3 connects 2 pins of the first counter U7,
7 pins of first comparator U3 connect 2 pins of the second counter U10,3 pins of the first counter U7,4 pins, 5 pins, 6
Pin is attempted by the GND of power supply, and 9 pins, 1 pin of the first counter U7 are attempted by the VCC of power supply, the first counter U7's
7 pins connect 10 pins of the first counter U7, and 15 pins of the first counter U7 connect 1 pin of the first NOT gate core U8, the first meter
7 pins of number device U7 connect 2 pins of the first NOT gate core U8, and 3 pins of the second counter U7,4 pins, 5 pins, 6 pins simultaneously connect
In the GND of power supply, 9 pins, 1 pin of the second counter U7 are attempted by the VCC of power supply, and 7 pins of the second counter U7 connect
10 pins of second counter U7,15 pins of the second counter U7 connect 3 pins of the first NOT gate core U8, the second counter U7's
7 pins connect 4 pins of the first NOT gate core U8, and 2 pins of the first NOT gate core U8 connect 1 pin of the first triple gate chip U9, and first
2 pins of triple gate chip U9 meet the VCC of power supply, and the first LED light L1 is serially connected in 3 pins and power supply of the first triple gate chip U9
Between GND, the second LED light L1 is serially connected between 6 pins and power supply GND of the first triple gate chip U9；
The circuit of second control circuit plate is by the second operation method amplifier U2（LM358）, the second comparator U4（LM393）, third
Counter U11（74LS161）, four-counter U14（74LS161）, the second NOT gate core U12（74LS04）, the second triple gate core
Piece U13（74LS125）, third potentiometer R3, the 4th potentiometer R4, tertiary coil X3, the 4th coil X4,9-12 resistance：R9-
R12, the 15th resistance R15, the 16th resistance R16, third LED light L3, the 4th LED light L4 compositions, the second operation method amplifier
4 pins of U2 meet the GND of power supply, and 8 pins of the second operation method amplifier U2 meet the VCC of power supply, and the 9th resistance R9 is serially connected in
Between 6 pins and the GND of power supply of two operation method amplifier U2, the tenth resistance R10 is serially connected in the 6 of the second operation method amplifier U2
Between pin and 7 pins of the second operation method amplifier U2, eleventh resistor R11 is serially connected in the 2 of the second operation method amplifier U2
Between pin and the GND of power supply, twelfth resistor R12 is serially connected in 1 pin and the second operation method of the second operation method amplifier U2
Between 2 pins of amplifier U2,7 pins of the second operation method amplifier U2 connect 3 pins of the second comparator U4, the second operation method
1 pin of amplifier U2 connects 5 pins of the second comparator U4, and the is serially connected in after tertiary coil X3 and the 15th resistance R15 series connection
Between 5 pins and the GND of power supply of two operation method amplifier U2, it is serially connected in after the 4th coil X4 and the 16th resistance R14 series connection
Between 3 pins and the GND of power supply of second operation method amplifier U2,1 pin of third potentiometer R3 connects power supply GND, the second electricity
2 pins of position device R1 connect 2 pins of the second comparator U4, and 3 pins of the second potentiometer R1 meet power supply VCC, the 4th potentiometer R4
1 pin meet power supply GND, 2 pins of the second potentiometer R2 connect 6 pins of the second comparator U4,3 pins of the second potentiometer R2
4 pins for meeting power supply VCC, the second comparator U4 meet the GND of power supply, and 8 pins of the second comparator U4 meet the VCC of power supply, and second
1 pin of comparator U4 connects 2 pins of third counter U11, and 7 pins of the second comparator U4 connect the 2 of four-counter U14 and draw
Foot, 3 pins, 4 pins, 5 pins, 6 pins of third counter U11 are attempted by the GND of power supply, and the 9 of third counter U11 draws
Foot, 1 pin are attempted by the VCC of power supply, and 7 pins of third counter U11 connect 10 pins of third counter U11, and third counts
15 pins of device U11 connect 1 pin of the second NOT gate core U12, and 7 pins of third counter U11 connect the 2 of the second NOT gate core U12 and draw
Foot, 3 pins, 4 pins, 5 pins, 6 pins of four-counter U14 are attempted by the GND of power supply, and the 9 of four-counter U14 draws
Foot, 1 pin are attempted by the VCC of power supply, and 7 pins of four-counter U14 connect 10 pins of four-counter U14, and the 4th counts
15 pins of device U14 connect 3 pins of the second NOT gate core U12, and 7 pins of four-counter U14 connect the 4 of the second NOT gate core U12 and draw
Foot, 2 pins of the second NOT gate core U12 connect 1 pin of the second triple gate chip U13, and 2 pins of the second triple gate chip U13 connect
The VCC of power supply, third LED light L3 are serially connected between 3 pins and power supply GND of the second triple gate chip U13, the 4th LED light L4
It is serially connected between 6 pins and power supply GND of the second triple gate chip U13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710134880.5A CN108569311A (en) | 2017-03-08 | 2017-03-08 | A kind of EMU platform side identification device of line of induction ring type |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710134880.5A CN108569311A (en) | 2017-03-08 | 2017-03-08 | A kind of EMU platform side identification device of line of induction ring type |
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| CN108569311A true CN108569311A (en) | 2018-09-25 |
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| CN201710134880.5A Pending CN108569311A (en) | 2017-03-08 | 2017-03-08 | A kind of EMU platform side identification device of line of induction ring type |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319555A (en) * | 2020-09-22 | 2021-02-05 | 华东交通大学 | Device for assisting motor train unit to confirm relative position with platform |
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