CN218828735U

CN218828735U - Intelligent box-type substation with measurement and control system

Info

Publication number: CN218828735U
Application number: CN202222749974.2U
Authority: CN
Inventors: 吴平永; 朱伟忠; 邵立明; 陈�田
Original assignee: Hangzhou Qiantang River Electric Group Co Ltd
Current assignee: Hangzhou Qiantang River Electric Group Co Ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-04-07
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses an intelligent box-type substation of system is observed and controled in area, including local computer, high voltage power supply circuit, domestic power supply circuit, box and data acquisition server, be equipped with in the box be used for with high voltage power supply circuit output electric connection's hyperbaric chamber, the other transformer room that is equipped with the output electric connection of hyperbaric chamber, the output electric connection of transformer has the low-pressure chamber, be equipped with the power consumption detection device who is used for monitoring the interior circuit behavior of hyperbaric chamber in the hyperbaric chamber, be equipped with the transformer monitoring device who is used for monitoring transformer behavior in the transformer chamber, be equipped with the intelligent monitoring device who is used for monitoring low-voltage circuit breaker and load behavior respectively in the low-pressure chamber. The utility model overcomes the traditional box-type substation who exists needs consume the problem of more manpower when maintaining box-type substation among the prior art. The utility model has the advantages of high work efficiency and convenient operation and maintenance.

Description

Intelligent box-type substation with measurement and control system

Technical Field

The utility model relates to a transformer substation structure field, more specifically say, relate to an intelligent box-type transformer substation of area observing and controlling system.

Background

Traditional box-type substation monitoring control needs rely on fortune dimension personnel to open the case and become the door to the scene, looks over the measurement table meter, and the operation high-low voltage switch realizes. The existing primary equipment fault isolation realizes the exit of a fault line through the breaking capacity of a circuit breaker or the breaking capacity of a fuse, and operation and maintenance personnel are required to open a box transformer substation door on the spot to realize the complete isolation of the fault line through operating a high-voltage switch, so that the fault reason is analyzed, and the mode needs more manpower consumption.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the traditional box-type substation that exists among the prior art and need consume the problem of more manpower when maintaining box-type substation, now provide the intelligent box-type substation who has the area that maintains box-type substation and consume the less advantage of manpower and observe and control the system.

The utility model discloses an intelligent box-type substation of area observing and controlling system, including local computer, high voltage power supply circuit, domestic power supply circuit, box and data acquisition server, the box in be equipped with be used for with high voltage power supply circuit output electric connection's hyperbaric chamber, the other transformer room that is equipped with the output electric connection of hyperbaric chamber, the output electric connection of transformer have the low-pressure chamber, the hyperbaric chamber in be equipped with the power consumption detection device who is used for monitoring the interior circuit behavior of hyperbaric chamber, the transformer room in be equipped with the transformer monitoring device who is used for monitoring transformer behavior, the low-pressure chamber in be equipped with the intelligent monitoring device who is used for monitoring low-voltage circuit breaker and load behavior respectively, the communication end of data acquisition server respectively with power consumption detection device's signal transmission end, transformer monitoring device's signal transmission end and intelligent monitoring device's signal transmission end electric connection, the communication end of local computer be connected with the net gape end electric connection of data acquisition server, the power input end of data acquisition server and domestic power supply circuit electric connection.

The intelligent box-type transformer substation organically combines an intelligent side control system, a sensing system and a traditional box-type transformer substation together to realize the monitoring of the running states of a load switch, a transformer, a low-voltage circuit breaker and a low-voltage reactive power compensation device in the box-type transformer substation; controlling a high-low voltage switch in the box body in a local and remote way; if the utility model discloses break down, observe and control the system and can realize that the trouble is kept apart fast and carry out the analysis to the trouble.

The utility model discloses in install data management terminal connection and have local computer, can look over by local computer of local control the utility model discloses each part operation data, control switch deciliter can send data, realize to remote monitoring platform through local computer again the utility model discloses a remote control.

Preferably, the high-voltage chamber in be equipped with be used for with high-voltage power supply circuit's output electric connection's load switch, load switch's the other ground switch that is used for using with the load switch cooperation that is equipped with of load switch, load switch's signal detection end and ground switch's signal detection end connect respectively with the power consumption detection device, ground switch's cable head department with load switch's cable head punishment do not be equipped with the environment humiture monitor that is used for detecting two cable head temperature conditions, environment humiture monitor's signal transmission end and data acquisition server's communication end electric connection.

Preferably, the transformer chamber is internally provided with a transformer, the right side of the transformer is provided with a transformer monitoring device for monitoring various working values of the transformer, and a cable head of the transformer is also provided with an environment temperature and humidity monitor.

Preferably, the low-voltage chamber in be equipped with the low-voltage circuit breaker who is used for each circuit in the protection low-voltage chamber, the output electric connection of input and transformer of low-voltage circuit breaker, the output electric connection respectively of low-voltage circuit breaker have load and compensating circuit, the signal acquisition end of load and compensating circuit's signal acquisition end telecommunications connection respectively have the intelligent monitoring device who is used for monitoring the power consumption condition, compensating circuit's input connect and be used for protecting compensating circuit's QSA isolator, the other QRE driver that is used for controlling isolator that is equipped with of QSA isolator, QRE driver's control end and data acquisition server's communication end electric connection.

Preferably, the top of the high-pressure chamber, the top of the transformer chamber and the top of the low-pressure chamber are respectively provided with a smoke sensor for monitoring whether the interior of the high-pressure chamber is on fire, the doors of the high-pressure chamber, the transformer chamber and the low-pressure chamber are respectively provided with a door state sensor for monitoring whether the interior of the high-pressure chamber is sealed, and the signal acquisition end of the data acquisition server is respectively electrically connected with each smoke sensor and each door state sensor.

The model of the electricity utilization detection device is ZEF, the model of the transformer is S20-M-630/10, the model of the transformer monitoring device is Qualitrol QTMS, the model of the intelligent monitoring device is ZE750, and the model of the data acquisition server is Zport-LE/R4.

The utility model discloses have following function:

1. monitoring the current, the bus voltage, the load switch state and the grounding switch state of each unit of the high-voltage chamber, monitoring the state of a fault indicator in the high-voltage chamber, and realizing the functions of on-site and remote monitoring and operation of the high-voltage chamber;

2. monitoring the temperature, oil level and pressure of the transformer is realized, and the temperature, oil level and pressure of the transformer can be transmitted to a remote terminal;

3. the low-voltage main incoming line current, voltage, power factor, three-phase unbalance data, harmonic wave monitoring, data uploading and judgment of overload and open-phase faults of a low-voltage line are carried out, and remote monitoring and operation of a low-voltage main circuit breaker are realized;

4. monitoring current, voltage, power and power factor of each low-voltage outgoing line breaker and uploading data to realize remote monitoring and operation of each low-voltage outgoing line breaker;

5. the reactive compensation monitoring power factor, the switching loop and the like and uploading data are realized, and the remote monitoring and control of the reactive compensation controller are realized;

6. and monitoring the temperature, humidity, smoke and other environments of all chambers in the box body.

Drawings

Fig. 1 is a schematic circuit diagram of the present invention.

The system comprises a local computer 1, a box body 2, a data acquisition server 3, a high-voltage chamber 4, a transformer chamber 5, a low-voltage chamber 6, a load switch 7, a grounding switch 8, an environment temperature and humidity monitor 9, a monitoring transformer 10, a low-voltage circuit breaker 11, a compensation circuit 12, a load 13, a QSA disconnecting switch 14, a QRE driver 15, a smoke sensor 16, a door state sensor 17, an intelligent monitoring device 18 and a power consumption detection device 19.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): the intelligent box-type substation with the measurement and control system further described in the present embodiment is illustrated according to fig. 1, and includes a local computer 1, a high-voltage power supply circuit, a household power supply circuit, a box body 2 and a data acquisition server 3, wherein a high-voltage chamber 4 electrically connected to an output end of the high-voltage power supply circuit is disposed in the box body 2, a transformer chamber 5 electrically connected to an output end of the high-voltage chamber 4 is disposed beside the high-voltage chamber 4, an output end of the transformer 10 is electrically connected to a low-voltage chamber 6, an electricity consumption detection device 19 for monitoring a working condition of a line in the high-voltage chamber 4 is disposed in the high-voltage chamber 4, a transformer monitoring device for monitoring a working condition of the transformer 10 is disposed in the transformer chamber 5, an intelligent monitoring device 18 for monitoring working conditions of a low-voltage circuit breaker 11 and a load 13 is disposed in the low-voltage chamber 6, a communication end of the data acquisition server 3 is electrically connected to a signal transmission end of the electricity consumption detection device 19, a signal transmission end of the transformer monitoring device and a signal transmission end of the intelligent monitoring device 18, a communication end of the local computer 1 is electrically connected to a network port of the data acquisition server 3, and an output end of the power supply circuit of the household power supply server is electrically connected to an output end of the household power supply server.

High-voltage chamber 4 in be equipped with be used for with high voltage power supply circuit's output electric connection's load switch 7, load switch 7 other be equipped with be used for with load switch 7 cooperation earthing switch 8 that uses, load switch 7's signal detection end and earthing switch 8's signal detection end connect respectively with power consumption detection device 19, earthing switch 8's cable head department with load switch 7's cable head punishment do not be equipped with the environment humiture monitor 9 that is used for detecting two cable head temperature conditions, environment humiture monitor 9's signal transmission end and data acquisition server 3's communication end electric connection.

The transformer room 5 in be equipped with transformer 10, transformer 10 right side be equipped with the transformer monitoring devices who is used for monitoring transformer 10 each item working value, transformer 10's cable head department also be equipped with environment humiture monitor 9.

Low-voltage chamber 6 in be equipped with the low-voltage circuit breaker 11 that is used for protecting each circuit in the low-voltage chamber 6, low-voltage circuit breaker 11's input and transformer 10's output electric connection, low-voltage circuit breaker 11's output electric connection respectively have load 13 and compensating circuit 12, load 13's signal acquisition end and compensating circuit 12's signal acquisition end telecommunications connection respectively have the intelligent monitoring device 18 that is used for monitoring the power consumption condition, compensating circuit 12's input termination have a QSA isolator 14 that is used for protecting compensating circuit 12, QSA isolator 14 other be equipped with the QRE driver 15 that is used for controlling isolator, QRE driver 15's control end and data acquisition server 3's communication end electric connection.

The top of high-voltage chamber 4, the top of transformer room 5 and the top of low-voltage chamber 6 be equipped with respectively and be used for monitoring indoor smoke transducer 16 whether on a fire, the door of high-voltage chamber 4 on, be equipped with respectively on the door of transformer room 5 and the door of low-voltage chamber 6 and be used for monitoring indoor whether sealed door state sensor 17, data acquisition server 3's signal acquisition end respectively with each smoke transducer 16 and each door state sensor 17 electric connection.

The above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.

Claims

1. An intelligent box-type transformer substation with a measurement and control system comprises a local computer (1), a high-voltage power supply circuit, a household power supply circuit, a box body (2) and a data acquisition server (3), it is characterized in that a high-voltage chamber (4) electrically connected with the output end of the high-voltage power circuit is arranged in the box body (2), a transformer chamber (5) electrically connected with the output end of the high-voltage chamber (4) is arranged beside the high-voltage chamber (4), the output end of the transformer (10) is electrically connected with a low-voltage chamber (6), an electricity utilization detection device (19) for monitoring the working condition of a circuit in the high-pressure chamber (4) is arranged in the high-pressure chamber (4), a transformer monitoring device for monitoring the working condition of the transformer (10) is arranged in the transformer chamber (5), an intelligent monitoring device (18) for respectively monitoring the working conditions of the low-voltage circuit breaker (11) and the load (13) is arranged in the low-voltage chamber (6), the communication end of the data acquisition server (3) is respectively and electrically connected with the signal transmission end of the electricity utilization detection device (19), the signal transmission end of the transformer monitoring device and the signal transmission end of the intelligent monitoring device (18), the communication end of the local computer (1) is electrically connected with the network port end of the data acquisition server (3), and the power supply input end of the data acquisition server (3) is electrically connected with the power supply output end of the household power supply circuit.

2. The intelligent box-type substation with the measurement and control system according to claim 1, characterized in that a load switch (7) electrically connected with the output end of the high-voltage power supply circuit is arranged in the high-voltage chamber (4), a grounding switch (8) used in cooperation with the load switch (7) is arranged beside the load switch (7), the signal detection end of the load switch (7) and the signal detection end of the grounding switch (8) are respectively connected with an electricity detection device (19), the cable head of the grounding switch (8) and the cable head of the load switch (7) are respectively provided with an environment temperature and humidity monitor (9) for detecting the temperature conditions of the two cable heads, and the signal transmission end of the environment temperature and humidity monitor (9) is electrically connected with the communication end of the data acquisition server (3).

3. The intelligent box-type substation with the measurement and control system according to claim 2, characterized in that a transformer (10) is arranged in the transformer chamber (5), a transformer monitoring device for monitoring various working values of the transformer (10) is arranged on the right side of the transformer (10), and an environment temperature and humidity monitor (9) is also arranged at a cable head of the transformer (10).

4. The intelligent box-type substation with the measurement and control system according to claim 3, characterized in that a low-voltage circuit breaker (11) for protecting each line in the low-voltage chamber (6) is arranged in the low-voltage chamber (6), the input end of the low-voltage circuit breaker (11) is electrically connected with the output end of the transformer (10), the output end of the low-voltage circuit breaker (11) is electrically connected with a load (13) and a compensation circuit (12) respectively, the signal acquisition end of the load (13) and the signal acquisition end of the compensation circuit (12) are respectively and electrically connected with an intelligent monitoring device (18) for monitoring the power consumption condition, the input end of the compensation circuit (12) is connected with a QSA isolating switch (14) for protecting the compensation circuit (12), a QRE driver (15) for controlling the isolating switch is arranged beside the QSA isolating switch (14), and the control end of the QRE driver (15) is electrically connected with the communication end of the data acquisition server (3).

5. An intelligent box-type substation with a measurement and control system according to claim 1, characterized in that smoke sensors (16) for monitoring whether a fire is in the room are respectively installed at the top of the high-pressure chamber (4), the top of the transformer chamber (5) and the top of the low-pressure chamber (6), door state sensors (17) for monitoring whether the room is sealed are respectively arranged on the door of the high-pressure chamber (4), the door of the transformer chamber (5) and the door of the low-pressure chamber (6), and the signal acquisition end of the data acquisition server (3) is respectively electrically connected with each smoke sensor (16) and each door state sensor (17).