CN220357688U - Automatic simulation operation platform for distribution network - Google Patents
Automatic simulation operation platform for distribution network Download PDFInfo
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- CN220357688U CN220357688U CN202320807324.0U CN202320807324U CN220357688U CN 220357688 U CN220357688 U CN 220357688U CN 202320807324 U CN202320807324 U CN 202320807324U CN 220357688 U CN220357688 U CN 220357688U
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- 238000004088 simulation Methods 0.000 title claims abstract description 41
- 238000012544 monitoring process Methods 0.000 claims abstract description 46
- 230000009466 transformation Effects 0.000 claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000012937 correction Methods 0.000 claims description 27
- 238000001914 filtration Methods 0.000 claims description 18
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- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 238000012549 training Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses an automatic simulation operation platform of a distribution network, which comprises a power transformation module, a load module, a monitoring module, a server module and a simulation operation module, wherein the server module is respectively connected with the power transformation module and the simulation operation module through a network switch, the power transformation module is respectively connected with the load module and the monitoring module, the monitoring module is connected with the server module, and a double-loop transmission circuit is arranged among the power transformation module, the monitoring module, the server module and the simulation operation module. The modules of the utility model adopt entity equipment, so that the reality of training is greatly improved; the problem that the existing data center power supply and distribution operators lack actual combat operation is solved, the skill level and the problem processing capacity of the operators are greatly improved, the training quality of the operators is guaranteed, and the professional skill level of the operators is improved.
Description
Technical Field
The utility model belongs to the technical field of power transmission, and particularly relates to an automatic simulation operation platform for a distribution network.
Background
In the operation process of the power supply system, the requirement on stability and reliability is high, so that the power failure switching operation is not allowed under abnormal conditions in order to ensure the stability of voltage and current in power grid transmission, and the voltage fluctuation of the power grid and equipment downtime caused by the operation are avoided. Except for the power failure caused by routine power failure maintenance, power failure of an upstream transformer substation, power distribution cabinet failure and manual operation, the power distribution cabinet is in a normal working state under other conditions, and random operation is not allowed. Lack of a platform for practical operations exercise and sand deduction will lead to the following problems:
1) The device can not be exercised for a long time, the actual operating skills of staff are sparse, the problem that the real power failure condition can not be rapidly checked can be solved, and the problem of recovering power supply can be solved;
2) The new staff can not get actual combat operation opportunities, the skill level can not be improved, and the actual power failure condition is met to avoid the operation.
Therefore, the development of the simulation platform for providing staff to operate the power supply and distribution system of the data center has important significance.
Disclosure of Invention
The utility model provides an automatic simulation operation platform for a distribution network.
The utility model is realized by the following technical scheme: comprises a power transformation module, a load module, a monitoring module, a server module and a simulation operation module, wherein the server module is respectively connected with the power transformation module and the simulation operation module through a network switch, the power transformation module is respectively connected with the load module and the monitoring module, the monitoring module is connected with the server module, and a double-loop transmission circuit is arranged among the power transformation module, the monitoring module, the server module and the simulation operation module,
the power transformation module comprises a voltage-regulating power transformation unit, a medium voltage power supply and distribution unit, a low voltage power supply and distribution unit, a correction unit and a circuit change-over switch, wherein the input end of the voltage-regulating power transformation unit is connected with a high voltage power supply and distribution unit, the output end of the voltage-regulating power transformation unit is sequentially connected with the medium voltage power supply and distribution unit, the circuit change-over switch and the low voltage power supply and distribution unit, the low voltage power supply and distribution unit is connected with a load module, the correction unit is respectively connected with the medium voltage power supply and distribution unit and the low voltage power supply and distribution unit, and the circuit change-over switch is respectively arranged between the correction unit and the medium voltage power supply and distribution unit and between the correction unit and the low voltage power supply and distribution unit;
the simulation operation module comprises a main control computer and a student terminal, and the main control computer and the student terminal are connected with the server module through a network switch;
the monitoring module is respectively connected with the voltage-regulating power transformation unit, the medium-voltage power supply and distribution unit, the low-voltage power supply and distribution unit and the correction unit, and comprises a monitoring CPU, a protection unit, a monitoring unit, a fault simulator and an alarm unit, wherein the protection unit, the monitoring unit, the fault simulator and the alarm unit are connected with the monitoring CPU in a signal mode, and the signal output end of the monitoring CPU is connected with the network switch in a signal mode.
The beneficial effects of the utility model are as follows:
1. setting a power transformation module, a load module, a monitoring module and a server module, wherein an operator performs simulation operation through a simulation operation module, and each module adopts entity equipment, so that the reality of training is greatly improved; the problem that the existing data center power supply and distribution operators lack actual combat operation is solved, the skill level and the problem processing capacity of the operators are greatly improved, the operators can conduct fault research, judgment and preliminary processing more efficiently and accurately, and the running stability and safety of a power supply system are improved;
2. the coordination of the monitoring module and the singlechip simulator realizes open-phase simulation, unmatched simulation of protection parameter setting, refused action simulation of the protector and override trip simulation, has diversified combination forms, ensures the training quality of operators and improves the professional skill level of the operators.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
reference numerals in the drawings: 1-power transformation module, 2-voltage-regulating power transformation unit, 3-medium voltage power supply and distribution unit, 4-low voltage power supply and distribution unit, 5-filtering unit, 6-dynamic harmonic correction unit, 7-reactive compensation unit, 8-load module, 9-monitoring module, 10-monitoring CPU, 11-protection unit, 12-monitoring unit, 13-fault simulator, 14-alarm unit, 15-server module, 16-network switch, 17-main control computer, 18-student terminal, 19-singlechip simulator, 20-high voltage power supply.
Detailed Description
In order to enable those skilled in the art to better understand the technical scheme of the present utility model, the following detailed description is provided with reference to the accompanying drawings.
The distribution network automation simulation operation platform shown in fig. 1 comprises a power transformation module 1, a load module 8, a monitoring module 9, a server module 15 and a simulation operation module, wherein the server module 15 is respectively connected with the power transformation module 1 and the simulation operation module through a network switch 16, the power transformation module 1 is respectively connected with the load module 8 and the monitoring module 9, the monitoring module 9 is connected with the server module 15, and a double-loop transmission circuit is arranged among the power transformation module 1, the monitoring module 9, the server module 15 and the simulation operation module,
the power transformation module 1 comprises a voltage regulation power transformation unit 2, a medium voltage power supply and distribution unit 3, a low voltage power supply and distribution unit 4, a correction unit and a circuit change-over switch, wherein the input end of the voltage regulation power transformation unit 2 is connected with a high voltage power supply and distribution unit 20, the output end of the voltage regulation power transformation unit is sequentially connected with the medium voltage power supply and distribution unit 3, the circuit change-over switch and the low voltage power supply and distribution unit 4, the low voltage power supply and distribution unit 4 is connected with a load module 8, the correction unit is respectively connected with the medium voltage power supply and distribution unit 3 and the low voltage power supply and distribution unit 4, and the circuit change-over switch is respectively arranged between the correction unit and the medium voltage power supply and distribution unit 3 and the low voltage power supply and distribution unit 4;
the simulation operation module comprises a main control computer 17 and a student terminal 18, wherein the main control computer 17 and the student terminal 18 are connected with the server module 15 through a network switch 16, the main control computer 17 has the highest authority and is used for training, demonstration and teaching, controlling and managing a simulation platform and the student terminal 18, and the student terminal 18 provides an operation medium for students;
the monitoring module 9 is respectively connected with the voltage regulating and transforming unit 2, the medium voltage power supply and distribution unit 3, the low voltage power supply and distribution unit 4 and the correction unit, and comprises a monitoring CPU10, a protection unit 11, a monitoring unit 12, a fault simulator 13 and an alarm unit 14 which are in signal connection with the monitoring CPU10, wherein a signal output end of the monitoring CPU10 is in signal connection with a network switch 16.
The correction unit comprises a filtering unit 5, a dynamic harmonic correction unit 6 and a reactive compensation unit 7, wherein one end of the filtering unit 5 is connected with the output end of the voltage-regulating and power-converting unit 2, one end of the filtering unit is respectively connected with the medium-voltage power supply and power-distributing unit 3 and the low-voltage power supply and power-distributing unit 4, the dynamic harmonic correction unit 6 is connected with the reactive compensation unit 7 in series, and the dynamic harmonic correction unit and the reactive compensation unit are respectively connected with the medium-voltage power supply and power-distributing unit 3 and the low-voltage power supply and power-distributing unit 4 in parallel.
The student terminal 18 is a computer 17.
The main control computer 17 and the student terminal 18 are respectively provided with a liquid crystal display unit, a man-machine exchange control unit and a warning unit.
A singlechip simulator 19 is arranged between the network switch 16 and the power transformation module 1.
The filtering unit 5 is a filter or a filtering circuit, the dynamic harmonic correction unit 6 is a dynamic filtering compensation device, and the reactive power compensation unit 7 is a reactive power compensation device.
The fault simulator 13 comprises a circuit breaking fault simulation relay set, a short circuit fault simulation relay set, a leakage fault module and a 485 fault module.
The protection unit 11 is a residual current operated protector, and is provided with at least two.
In the simulation training process, an operator controls the operation of the power transformation module 1 through the student terminal 18, the monitoring module 9 monitors the operation state of the operation of the power transformation module 1 in the whole process, simulates operation faults, then transmits error operation and fault information to the server module 15, and the server module 15 transmits the error operation and fault information to the student terminal 18 for the operator to check so as to solve the problems; the specific mode is as follows:
1. the high-voltage power supply 20 supplies power to the voltage-regulating power transformation unit 2, the voltage-regulating power transformation unit 2 is subjected to power transformation and voltage reduction and then is transmitted to the filtering unit 5, the voltage and current transmitted by the voltage-regulating power transformation unit 2 are monitored by the filtering unit 5, specific wave band frequencies in the current are filtered, interference is inhibited and prevented by the filtering unit 5, the processed current is transmitted to the medium-voltage power supply and distribution unit 3 by the filtering unit 5, and the processed current is transmitted to the load module 8 after the voltage is reduced by the low-voltage power supply and distribution unit 4;
2. in the step-down and power transformation process of the medium-voltage power supply and distribution unit 3 and the low-voltage power supply and distribution unit 4, when the monitoring unit 12 or the dynamic harmonic correction unit 6 of the monitoring module 9 finds that the harmonic wave in the power transmission cable is higher than the transmission control requirement, the monitoring CPU10 sends a signal to the server module 15, the server module 15 transmits the signal to the student terminal 18, an operator sends a working command of the dynamic harmonic correction unit 6 through the student terminal 18, the dynamic harmonic correction unit 6 absorbs the power grid harmonic wave, filters each subharmonic wave in the power transmission cable, keeps the resonance state of the power grid, dynamically compensates fundamental wave reactive power, ensures that the harmonic wave current in the power transmission cable meets the national transmission standard, ensures the stable and balanced voltage in the power transmission cable, and improves the reliability of filtering work;
3. in the using process of the reactive compensation unit 7, the monitoring unit 12 or the reactive compensation unit 7 of the monitoring module 9 can detect the voltage and the current of the circuit in real time, and sends monitoring information to the server module 15 for analysis, when the server module 15 analyzes that the voltage of the circuit is too high or too low, signals are timely sent to the student terminal 18, an operator sends a command to the reactive compensation unit 7 through the student terminal 18, the reactive compensation unit 7 judges the voltage according to the received signals, a circuit switching switch switches the circuit needing to be compensated, the student effectively knows to learn through the operation steps, knows to perform voltage allocation and accurate compensation on the circuit, and can achieve the purposes of reasonably configuring a power grid, reducing the loss of the power grid, improving the conveying quality of the power grid and avoiding causing power system breakdown and serious loss;
4. the fault simulator 13 can simulate different fault problems by the open circuit fault simulation relay group, the short circuit fault simulation relay group, the electric leakage fault module and the 485 fault module in the current transmission process, the monitoring CPU10 sends signals to the server module 15, the server module 15 transmits the signals to the student terminal 18, an operator analyzes and judges the fault type by the student terminal 18, the operator solves the problems by the student terminal 18, and the student effectively knows how to learn to solve the fault problems by the operation steps;
5. the residual current operation protector performs current protection on the whole circuit system, so that the problem of short circuit and open circuit caused by overload of the circuit system current due to misoperation of operators is prevented, and the damage of wires and equipment in the circuit system is avoided;
6. the alarm unit 14 prompts the operation of the operator, such as giving an alarm when an error operation or a misoperation occurs, and the alarm is uploaded to the server module 15 by the monitoring CPU10, so that the data can be conveniently retrieved by the main control computer 17 or the student terminal 18 in the later period, and the operation of the operator can be analyzed in a comment manner.
Claims (7)
1. The utility model provides an automatic emulation operation platform of distribution network, includes transformer module (1), load module (8), monitoring module (9), server module (15) and emulation operation module, its characterized in that: the server module (15) is respectively connected with the power transformation module (1) and the simulation operation module through the network switch (16), the power transformation module (1) is respectively connected with the load module (8) and the monitoring module (9), the monitoring module (9) is connected with the server module (15), and a double-loop transmission circuit is arranged among the power transformation module (1), the monitoring module (9), the server module (15) and the simulation operation module,
the power transformation module (1) comprises a voltage-regulating power transformation unit (2), a medium-voltage power supply and distribution unit (3), a low-voltage power supply and distribution unit (4), a correction unit and a circuit change-over switch, wherein the input end of the voltage-regulating power transformation unit (2) is connected with a high-voltage power supply and distribution unit (20), the output end of the voltage-regulating power transformation unit is sequentially connected with the medium-voltage power supply and distribution unit (3), the circuit change-over switch and the low-voltage power supply and distribution unit (4), the low-voltage power supply and distribution unit (4) is connected with a load module (8), the correction unit is respectively connected with the medium-voltage power supply and distribution unit (3) and the low-voltage power supply and distribution unit (4), and the circuit change-over switch is respectively arranged between the correction unit and the medium-voltage power supply and distribution unit (3) and the low-voltage power supply and distribution unit (4);
the simulation operation module comprises a main control computer (17) and a student terminal (18), and the main control computer and the student terminal are connected with the server module (15) through a network switch (16);
the monitoring module (9) is respectively connected with the voltage-regulating power-transformation unit (2), the medium-voltage power-supply and distribution unit (3), the low-voltage power-supply and distribution unit (4) and the correction unit, and comprises a monitoring CPU (10), a protection unit (11), a monitoring unit (12), a fault simulator (13) and an alarm unit (14), wherein the protection unit (11) is in signal connection with the monitoring CPU (10), and the signal output end of the monitoring CPU (10) is in signal connection with the network switch (16).
2. The distribution network automation simulation operating platform of claim 1, wherein: the correction unit comprises a filtering unit (5), a dynamic harmonic correction unit (6) and a reactive compensation unit (7), wherein one end of the filtering unit (5) is connected with the output end of the voltage-regulating and power-converting unit (2), the other end of the filtering unit is respectively connected with the medium-voltage power supply and power-distributing unit (3) and the low-voltage power supply and power-distributing unit (4), the dynamic harmonic correction unit (6) is connected with the reactive compensation unit (7) in series, and the dynamic harmonic correction unit and the reactive compensation unit are respectively connected with the medium-voltage power supply and power-distributing unit (3) and the low-voltage power supply and distribution unit (4) in parallel.
3. The distribution network automation simulation operating platform of claim 1, wherein: the master control computer (17) and the student terminal (18) are respectively provided with a liquid crystal display unit, a man-machine exchange control unit and a warning unit.
4. The distribution network automation simulation operating platform of claim 1, wherein: a singlechip simulator (19) is arranged between the network switch (16) and the power transformation module (1).
5. The distribution network automation simulation operating platform of claim 2, wherein: the filtering unit (5) is a filter or a filtering circuit, the dynamic harmonic correction unit (6) is a dynamic filtering compensation device, and the reactive power compensation unit (7) is a reactive power compensation device.
6. The distribution network automation simulation operating platform of claim 1, wherein: the fault simulator (13) comprises a circuit breaking fault simulation relay group, a short circuit fault simulation relay group, a leakage fault module and a 485 fault module.
7. The distribution network automation simulation operating platform of claim 1, wherein: the protection unit (11) is a residual current operated protector, and is provided with at least two protection units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320807324.0U CN220357688U (en) | 2023-04-13 | 2023-04-13 | Automatic simulation operation platform for distribution network |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320807324.0U CN220357688U (en) | 2023-04-13 | 2023-04-13 | Automatic simulation operation platform for distribution network |
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| Publication Number | Publication Date |
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| CN220357688U true CN220357688U (en) | 2024-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320807324.0U Active CN220357688U (en) | 2023-04-13 | 2023-04-13 | Automatic simulation operation platform for distribution network |
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| CN (1) | CN220357688U (en) |
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- 2023-04-13 CN CN202320807324.0U patent/CN220357688U/en active Active
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