CN108877367A - A kind of emulation collector and failure simulation method suitable for emulation training - Google Patents
A kind of emulation collector and failure simulation method suitable for emulation training Download PDFInfo
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- CN108877367A CN108877367A CN201810582168.6A CN201810582168A CN108877367A CN 108877367 A CN108877367 A CN 108877367A CN 201810582168 A CN201810582168 A CN 201810582168A CN 108877367 A CN108877367 A CN 108877367A
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Abstract
The present invention is a kind of emulation collector suitable for emulation training, including collector mainboard and simulated failure control panel, the collector mainboard includes carrier wave microprocessor, carrier module, the first RS485 module, display module and the power module for collector main board power supply, carrier module, RS485 communication module and display module are connected with carrier wave microprocessor respectively, the simulated failure control panel includes the 2nd RS485 module, microprocessor and I/O module, and the 2nd RS485 module and I/O module are connected with microprocessor respectively.It is an advantage of the invention that：Have crash simulation, the simulation of RS485 communication abnormality and bearer communication exception analog functuion；It is exported by I/O and realizes collector crash function, circuit structure is simple；Simulated failure control panel controls collector mainboard and realizes fault simulation, and collector basic function and simulated failure function are not interfere with each other.
Description
Technical field
The present invention relates to collector field more particularly to a kind of emulation collectors and fault simulation suitable for emulation training
Method.
Background technique
With the construction of smart grid, remote meter reading is widely used, but has also discovered in use many
It will often find that in problem, especially debugging process and copy obstructed phenomenon, because the dress table at scene meets electrician and operation and maintenance people
The limitation of member's technical level can not do complete, system Trouble Report to obstructed phenomenon is copied, can not more handle solution, because
This connects electrician and operation maintenance personnel's technical level to improve dress table, understands and is familiar with the working principle of collector, work as scene
Collector can be correct accident analysis and presentment system, complete Trouble Report, electric system personnel and Biao when breaking down
Producer technical staff carries out in-depth study by all kinds of problems that Trouble Report collector can occur, while also saving for each net
Utilities Electric Co. and collector manufacturing enterprise application extension, technical research etc. provide a large amount of practical basis.Emulation acquisition
Some typical faults in the existing typical power grid run case in device combination electricity consumption scene and collector use carry out on device
Analog demenstration and analysis understand Field Force, are familiar with the failure at scene, by training, learning, understanding and being familiar with collector
Working principle.
Existing collector, cannot achieve crash and RS485 communication abnormality and carrier communication abnormal function, and student can not lead to
The study of simulation stage is crossed to grasp discovery collector meter reading accident analysis positioning.
Summary of the invention
Present invention mainly solves the problems that cannot achieve crash, RS485 communication abnormality and carrier communication exception, provide
A kind of emulation acquisition suitable for emulation training with crash, RS485 communication abnormality and carrier communication exception analog functuion
Device.
The technical solution adopted by the present invention to solve the technical problems is：A kind of emulation acquisition suitable for emulation training
Device, including collector mainboard and simulated failure control panel, the collector mainboard include carrier wave microprocessor, carrier module,
First RS485 module, display module and the power module for collector main board power supply, carrier module, RS485 communication module and aobvious
Show that module is connected with carrier wave microprocessor respectively, the simulated failure control panel include the 2nd RS485 module, microprocessor and
I/O module, the 2nd RS485 module and I/O module are connected with microprocessor respectively.
Collector mainboard has the function of the functions such as normal collector, including carrier meter reading, carrier-current relaying in the present invention, adopts
Storage mainboard operating status is reacted by display module.
Scheme as a preference of the above scheme, the collector mainboard by the first RS485 module respectively with mould
Quasi- Fault Control plate is connected with other emulators, the simulated failure control panel pass through the 2nd RS485 module respectively with adopt
Storage mainboard is connected with other emulators.Simulated failure control panel is by the 2nd RS485 module received from other emulators
Simulated failure order, pass through the 2nd RS485 module and the first RS485 module and control the operation of collector mainboard, collector mainboard
It is communicated by the first RS485 module with other emulators.
The reseting pin of scheme as a preference of the above scheme, the carrier wave microprocessor is connected with I/O module.
Simulated failure control panel controls the operation of collector mainboard by I/O module.
As a kind of preferred embodiment of above scheme, the carrier module includes carrier transmitting-receiving circuit and voltage zero-cross inspection
Slowdown monitoring circuit, carrier transmitting-receiving circuit and voltage zero-crossing detection circuit are connected with carrier wave microprocessor respectively.Carrier module for realizing
Carrier communication abnormal function.
As a kind of further preferred embodiment of above scheme, the carrier transmitting-receiving circuit includes inductance L1, L2, L6,
Diode D2, D3, D4, D5, D8, D9, bilateral diode D6, triode Q1, Q3, Q4, Q5, Q6, resistance R9, R10, R13, R14,
R18, R19, R23, capacitor C4, C6, C7, C15, C16, C17, C18, C19, C20, C21, an analog signal input port SIGIN,
One digital signal output PSK_OUT, power supply VCC, VHH, are grounded GND1, GND2, firewire L, zero curve N and several conducting wires, mould
Quasi- signal input SIGIN is connected with capacitor C16, the capacitor C16 other end respectively with inductance L6, capacitor C17, capacitor C15 and three
The collector of pole pipe Q1 is connected, and the capacitor L6 other end is connected with resistance R13, and resistance R13, capacitor C17, the capacitor C15 other end are equal
It is connected with power supply VCC, triangular pipe Q1 emitter is connected with resistance R18 and capacitor C20 respectively, and resistance R18 and capacitor C20 connect
GND1, the base stage of triode Q1 are connected with resistance R19, resistance R23 and capacitor C19 respectively, another termination VCC of resistance R19, resistance
Another termination GND1 of R23, the capacitor C19 other end respectively with diode D9 anode, diode D8 cathode, inductance L1, capacitor C18 and
Resistance R14 is connected, and diode D9 cathode, diode D8 anode, inductance L1 and capacitor C18 connect GND1, the resistance R14 other end point
It is not connected with the second pin of bilateral diode D6, inductance L2 and transformer T2, another termination GND1 of bilateral diode D6, transformation
The 4th pin of device T2 meets GND1, and the first pin of transformer T2 meets capacitor C21, and the capacitor C21 other end is connected with firewire L, becomes
The third pin of depressor T2 is connected with zero curve N, and the inductance L2 other end is connected with battery C4, the capacitor C4 other end respectively with diode
D2 anode, diode D3 cathode are connected with the emitter of triode Q4, Q3, and diode D2 cathode meets VHH, and diode D3 anode connects
GND2, triode Q4 collector meet VHH, and triode Q3 collector meets GND2, the base stage of triode Q3, Q4 respectively with triode
The collector of Q5, Q6 are connected, and triode Q5 emitter meets VHH, and base stage is connected with resistance R9, diode D4 anode respectively, two poles
Pipe D4 meets VHH, and resistance R9 is connected with capacitor C6, and the capacitor C6 other end is connected with digital signal delivery outlet PSK_OUT, triode Q6
Emitter meets GND2, and triode Q6 base stage is connected with diode D5 cathode, resistance R10 respectively, and diode D5 anode meets GND2, electricity
The resistance R10 other end is connected with capacitor C7, and the capacitor C7 other end is connected with digital signal delivery outlet PSK_OUT.Firewire L, zero curve N with
Alternating voltage is connected.
As a kind of further preferred embodiment of above scheme, described inductance L2, L6 are ribbon core inductance, and L1 is sky
Electrocardio sense, diode D4, D5 are zener diode, and triode Q3, Q5 are PNP type triode, and triode Q1, Q4, Q6 are NPN type
Triode.
Scheme as a preference of the above scheme, the zero cross detection circuit include resistance R30, R31, diode
D1, linear optical coupling U5, firewire L01, zero curve N01 and several conducting wires, the one end resistance R8 are connected with firewire L01, the other end respectively with
The cathode of diode D1 is connected with the first pin of linear optical coupling U5, and the one end resistance R9 is connected with zero curve N01, the other end respectively with
The anode of diode D1 is connected with the second pin of linear optical coupling, linear optical coupling U5 third pin ground connection, the first pin and carrier wave
Microprocessor is connected.Firewire L01, zero curve N01 are connected with alternating voltage.
The present invention also provides a kind of failure simulation methods suitable for emulation training, described using above-mentioned emulation collector
Fault simulation include that crash simulation, the simulation of collector RS485 communication abnormality and collector carrier communication of collector is simulated extremely,
The collector, which crashes to simulate, to be included the following steps：
A1：Simulated failure control panel receives collector crash simulation command from other emulators；
A2：The I/O module control collector mainboard of simulated failure control panel resets；
A3：Collector, which crashes to simulate, to be completed.
Scheme as a preference of the above scheme, the collector RS485 communication abnormality simulation include the following steps：
B1：Simulated failure control panel receives collector RS485 communication abnormality simulation command from other emulators；
B2：Simulated failure control panel sends the simulation command of RS485 communication abnormality to collector mainboard by the 2nd RS485 module；
B3：Collector mainboard receives order by the first RS485 module, and the pause processing of carrier wave microprocessor is really set from other put
Standby RS485 communication request.
B4：The simulation of collector RS485 communication abnormality is completed.
Scheme as a preference of the above scheme, collector carrier communication simulation extremely include the following steps：
C1:Simulated failure control panel receives collector carrier communication exception simulation command from other emulators；
C2：Simulated failure control panel sends the simulation command of carrier communication exception to collector mainboard by the 2nd RS485 module；
C3：Zero cross detection circuit detects AC power source zero crossing, and carrier transmitting-receiving circuit sends interference signal；
C4：Collector carrier communication is completed extremely.
It is an advantage of the invention that：Have crash simulation, the simulation of RS485 communication abnormality and bearer communication exception analog functuion；
It is exported by I/O and realizes collector crash function, circuit structure is simple；Simulated failure control panel controls collector mainboard and realizes event
Barrier simulation, collector basic function and simulated failure function are not interfere with each other.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of the invention.
Fig. 2 is a kind of circuit diagram of carrier transmitting-receiving circuit.
Fig. 3 is a kind of circuit diagram of zero cross detection circuit.
Fig. 4 is a kind of flow chart of collector crash simulation.
Fig. 5 is a kind of flow chart of collector RS485 communication abnormality simulation.
Fig. 6 is a kind of flow chart that collector carrier communication is simulated extremely.
The first RS485 module 6- of 1- power module 2- carrier module 3- carrier wave micro treatment module 4- display module 5-
Two RS485 module 7- microprocessor 8-I/O module 9- other emulators.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing further description of the technical solution of the present invention.
Embodiment：
A kind of emulation collector suitable for emulation training of the present embodiment, as shown in Figure 1, including collector mainboard and simulated failure
Control panel, the collector mainboard include carrier wave microprocessor 3, carrier module 2, the first RS485 module 5, display module 4 and
For the power module 1 of collector main board power supply, carrier module, RS485 communication module and display module respectively with carrier wave micro process
Device is connected, and the simulated failure control panel includes the 2nd RS485 module 6, microprocessor 7 and I/O module 8, the 2nd RS485 mould
Block and I/O module are connected with microprocessor respectively.The collector mainboard is former with simulation respectively by the first RS485 module 5
Barrier control panel be connected with other emulators 9, the simulated failure control panel pass through the 2nd RS485 module 6 respectively with acquisition
Device mainboard is connected 9 with other emulators.The reseting pin of the carrier wave microprocessor is connected with I/O module 8.
Collector mainboard has the function of the functions such as normal collector, including carrier meter reading, carrier-current relaying in the present invention, adopts
Storage mainboard operating status is reacted by display module.Simulated failure control panel is by the 2nd RS485 module received from other imitative
The simulated failure order of true equipment controls collector mainboard by the 2nd RS485 module and the first RS485 module and I/O module
Operation, collector mainboard are communicated by the first RS485 module with other emulators.
Carrier module includes carrier transmitting-receiving circuit and voltage zero-crossing detection circuit, and carrier transmitting-receiving circuit and voltage zero-cross detect
Circuit is connected with carrier wave microprocessor 3 respectively.As shown in Fig. 2, carrier transmitting-receiving circuit includes inductance L1, L2, L6, diode D2,
D3, D4, D5, D8, D9, bilateral diode D6, triode Q1, Q3, Q4, Q5, Q6, resistance R9, R10, R13, R14, R18, R19,
R23, capacitor C4, C6, C7, C15, C16, C17, C18, C19, C20, C21, an analog signal input port SIGIN, a number
Signal output PSK_OUT, power supply VCC, VHH are grounded GND1, GND2, and firewire L, zero curve N and several conducting wires, analog signal are defeated
Entrance SIGIN is connected with capacitor C16, the capacitor C16 other end respectively with inductance L6, capacitor C17, capacitor C15 and triode Q1
Collector be connected, the capacitor L6 other end is connected with resistance R13, resistance R13, capacitor C17, the capacitor C15 other end with power supply VCC
It is connected, triangular pipe Q1 emitter is connected with resistance R18 and capacitor C20 respectively, and resistance R18 and capacitor C20 meet GND1, triode Q1
Base stage be connected respectively with resistance R19, resistance R23 and capacitor C19, another termination VCC of resistance R19, another termination of resistance R23
GND1, capacitor the C19 other end respectively with diode D9 anode, diode D8 cathode, inductance L1, capacitor C18 and resistance R14 phase
Even, diode D9 cathode, diode D8 anode, inductance L1 and capacitor C18 meet GND1, the resistance R14 other end respectively with it is two-way
Diode D6, inductance L2 are connected with the second pin of transformer T2, and the of bilateral diode D6 another termination GND1, transformer T2
Four pins meet GND1, and the first pin of transformer T2 meets capacitor C21, and the capacitor C21 other end is connected with firewire L, transformer T2's
Third pin is connected with zero curve N, and the inductance L2 other end is connected with battery C4, the capacitor C4 other end respectively with diode D2 anode,
Diode D3 cathode is connected with the emitter of triode Q4, Q3, and diode D2 cathode meets VHH, and diode D3 anode meets GND2, and three
Pole pipe Q4 collector meets VHH, and triode Q3 collector meets GND2, the base stage of triode Q3, Q4 collection with triode Q5, Q6 respectively
Electrode is connected, and triode Q5 emitter meets VHH, and base stage is connected with resistance R9, diode D4 anode respectively, and diode D4 meets VHH,
Resistance R9 is connected with capacitor C6, and the capacitor C6 other end is connected with digital signal delivery outlet PSK_OUT, and triode Q6 emitter connects
GND2, triode Q6 base stage are connected with diode D5 cathode, resistance R10 respectively, and diode D5 anode meets GND2, and resistance R10 is another
One end is connected with capacitor C7, and the capacitor C7 other end is connected with digital signal delivery outlet PSK_OUT.Inductance L2, L6 are ribbon core electricity
Sense, L1 are air core inductor, and diode D4, D5 are zener diode, and triode Q3, Q5 are PNP type triode, triode Q1, Q4,
Q6 is NPN type triode.
As shown in figure 3, zero cross detection circuit includes resistance R30, R31, diode D1, linear optical coupling U5, firewire L01, zero
Line N01 and several conducting wires, the one end resistance R8 are connected with firewire L01, the other end respectively with the cathode and linear optical coupling of diode D1
The first pin of U5 is connected, and the one end resistance R9 is connected with zero curve N01, the other end respectively with the anode and linear optical coupling of diode D1
The second pin be connected, linear optical coupling U5 third pin ground connection, the first pin is connected with carrier wave microprocessor.
Corresponding, the present embodiment proposes a kind of failure simulation method using emulation collector, including collector crash mould
Quasi-, collector RS485 communication abnormality simulation and collector carrier communication are simulated extremely, the simulation packet as shown in figure 4, collector crashes
Include following steps：
A1：Simulated failure control panel receives collector crash simulation command from other emulators；
A2：The I/O module control collector mainboard of simulated failure control panel resets；
A3：Collector, which crashes to simulate, to be completed.
As shown in figure 5, the simulation of collector RS485 communication abnormality includes the following steps：
B1：Simulated failure control panel receives collector RS485 communication abnormality simulation command from other emulators；
B2：Simulated failure control panel sends the simulation command of RS485 communication abnormality to collector mainboard by the 2nd RS485 module；
B3：Collector mainboard receives order by the first RS485 module, and the pause processing of carrier wave microprocessor is really set from other put
Standby RS485 communication request.
B4：The simulation of collector RS485 communication abnormality is completed.
As shown in fig. 6, collector carrier communication simulation extremely includes the following steps：
C1:Simulated failure control panel receives collector carrier communication exception simulation command from other emulators；
C2：Simulated failure control panel sends the simulation command of carrier communication exception to collector mainboard by the 2nd RS485 module；
C3：Zero cross detection circuit detects alternating voltage zero-crossing point, and carrier transmitting-receiving circuit sends interference signal in voltage over zero；
C4：Collector carrier communication is completed extremely.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Be not precluded although being used more herein the terms such as power module, display module using other terms can
It can property.The use of these items is only for be more convenient to describe and explain essence of the invention；It is construed as any one
The additional limitation of kind is disagreed with spirit of that invention.
Claims (10)
1. a kind of emulation collector suitable for emulation training, it is characterized in that：Including collector mainboard and simulated failure control panel,
The collector mainboard includes carrier wave microprocessor（3）, carrier module（2）, the first RS485 module（5）, display module（4）
And the power module for collector main board power supply（1）, carrier module, RS485 communication module and display module are micro- with carrier wave respectively
Processor is connected, and the simulated failure control panel includes the 2nd RS485 module（6）, microprocessor（7）With I/O module（8）,
2nd RS485 module and I/O module are connected with microprocessor respectively.
2. the emulation collector according to claim 1 suitable for emulation training, it is characterized in that：The collector mainboard
Pass through the first RS485 module（5）Respectively with simulated failure control panel and other emulators（9）It is connected, the simulated failure
Control panel passes through the 2nd RS485 module（6）It is connected respectively with collector mainboard and other emulators（9）.
3. the emulation collector according to claim 1 suitable for emulation training, the reset of the carrier wave microprocessor
Pin and I/O module（8）It is connected.
4. the emulation collector according to claim 1 suitable for emulation training, it is characterized in that：The carrier module includes
Carrier transmitting-receiving circuit and voltage zero-crossing detection circuit, carrier transmitting-receiving circuit and voltage zero-crossing detection circuit respectively with carrier wave micro process
Device（3）It is connected.
5. the emulation collector according to claim 4 suitable for emulation training, it is characterized in that：The carrier transmitting-receiving circuit
Including inductance L1, L2, L6, diode D2, D3, D4, D5, D8, D9, bilateral diode D6, triode Q1, Q3, Q4, Q5, Q6, electricity
Hinder R9, R10, R13, R14, R18, R19, R23, capacitor C4, C6, C7, C15, C16, C17, C18, C19, C20, C21, a mould
Quasi- signal input SIGIN, digital signal output a PSK_OUT, power supply VCC, VHH, are grounded GND1, GND2, firewire L,
Zero curve N and several conducting wires, analog signal input port SIGIN are connected with capacitor C16, the capacitor C16 other end respectively with inductance L6, electricity
Appearance C17, capacitor C15 are connected with the collector of triode Q1, and the capacitor L6 other end is connected with resistance R13, resistance R13, capacitor
C17, the capacitor C15 other end are connected with power supply VCC, and triangular pipe Q1 emitter is connected with resistance R18 and capacitor C20 respectively, electricity
Resistance R18 and capacitor C20 meets GND1, and the base stage of triode Q1 is connected with resistance R19, resistance R23 and capacitor C19 respectively, resistance R19
Another termination GND1 of another termination VCC, resistance R23, the capacitor C19 other end respectively with diode D9 anode, diode D8 cathode,
Inductance L1, capacitor C18 are connected with resistance R14, and diode D9 cathode, diode D8 anode, inductance L1 and capacitor C18 connect
GND1, resistance the R14 other end are connected with the second pin of bilateral diode D6, inductance L2 and transformer T2 respectively, two-way two pole
Another termination GND1 of pipe D6, the 4th pin of transformer T2 meet GND1, and the first pin of transformer T2 meets capacitor C21, capacitor C21
The other end is connected with firewire L, and the third pin of transformer T2 is connected with zero curve N, and the inductance L2 other end is connected with battery C4, capacitor
The C4 other end is connected with the emitter of diode D2 anode, diode D3 cathode and triode Q4, Q3 respectively, diode D2 cathode
VHH is met, diode D3 anode meets GND2, and triode Q4 collector meets VHH, and triode Q3 collector meets GND2, triode Q3, Q4
Base stage be connected respectively with the collector of triode Q5, Q6, triode Q5 emitter meets VHH, base stage respectively with resistance R9, two poles
Pipe D4 anode is connected, and diode D4 meets VHH, and resistance R9 is connected with capacitor C6, the capacitor C6 other end and digital signal delivery outlet
PSK_OUT is connected, and triode Q6 emitter meets GND2, and triode Q6 base stage is connected with diode D5 cathode, resistance R10 respectively,
Diode D5 anode meets GND2, and the resistance R10 other end is connected with capacitor C7, the capacitor C7 other end and digital signal delivery outlet PSK_
OUT is connected.
6. the emulation collector according to claim 5 suitable for emulation training, it is characterized in that：Described inductance L2, the L6
For ribbon core inductance, L1 is air core inductor, and diode D4, D5 are zener diode, and triode Q3, Q5 are PNP type triode, three
Pole pipe Q1, Q4, Q6 are NPN type triode.
7. the emulation collector according to claim 4 suitable for emulation training, it is characterized in that：The zero passage detection electricity
Road includes resistance R30, R31, diode D1, linear optical coupling U5, firewire L01, zero curve N01 and several conducting wires, the one end resistance R8 with
Firewire L01 be connected, the other end is connected with the first pin of the cathode of diode D1 and linear optical coupling U5 respectively, the one end resistance R9 and
Zero curve N01 is connected, and the other end is connected with the second pin of the anode of diode D1 and linear optical coupling respectively, linear optical coupling U5 third
Pin ground connection, the first pin are connected with carrier wave microprocessor.
8. a kind of failure simulation method suitable for emulation training, using described in claims 1 or 2 or 3 or 4 or 5 or 6 or 7
Collector is emulated, it is characterized in that：The fault simulation includes collector crash simulation, the simulation of collector RS485 communication abnormality
It is simulated extremely with collector carrier communication, the collector, which crashes to simulate, to be included the following steps：
A1：Simulated failure control panel receives collector crash simulation command from other emulators；
A2：The I/O module control collector mainboard of simulated failure control panel resets；
A3：Collector, which crashes to simulate, to be completed.
9. the failure simulation method according to claim 8 suitable for emulation training, it is characterized in that：The collector
The simulation of RS485 communication abnormality includes the following steps：
B1：Simulated failure control panel receives collector RS485 communication abnormality simulation command from other emulators；
B2：Simulated failure control panel sends the simulation command of RS485 communication abnormality to collector mainboard by the 2nd RS485 module；
B3：Collector mainboard receives order by the first RS485 module, and the pause processing of carrier wave microprocessor is really set from other put
Standby RS485 communication request；
B4：The simulation of collector RS485 communication abnormality is completed.
10. the failure simulation method according to claim 8 suitable for emulation training, it is characterized in that：The collector
Carrier communication simulation extremely includes the following steps：
C1:Simulated failure control panel receives collector carrier communication exception simulation command from other emulators；
C2：Simulated failure control panel sends the simulation command of carrier communication exception to collector mainboard by the 2nd RS485 module；
C3：Zero cross detection circuit detects alternating voltage zero-crossing point, and carrier transmitting-receiving circuit sends interference signal in voltage over zero；
C4：Collector carrier communication is completed extremely.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114023131A (en) * | 2021-11-02 | 2022-02-08 | 国网江苏省电力有限公司常州供电分公司 | Metering and collecting equipment troubleshooting training device |
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Application publication date: 20181123 |