CN217849726U

CN217849726U - Intelligent lighting system for integrated substation monitoring

Info

Publication number: CN217849726U
Application number: CN202221931717.4U
Authority: CN
Inventors: 章勇; 钟逸诚; 张瑞祥; 李昂
Original assignee: East China Institute of Technology
Current assignee: East China Institute of Technology
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-18
Anticipated expiration: 2032-07-26

Abstract

The invention discloses an intelligent lighting system integrating transformer substation monitoring. The illumination unit and the monitoring unit are connected to a power supply through a strong current circuit, the illumination unit and the monitoring unit are connected to a weak current circuit through a router, and the weak current circuit is connected to a server. The invention fully utilizes the advantage that the optical fiber composite cable simultaneously transmits electric energy and data, completes power supply and signal transmission of an illumination system, a sensor and the like by using one cable, and avoids repeated wiring. The lighting system and the sensor are integrated on the same tower to serve as a unified node of related equipment, and convenience is provided for information fusion interaction of various data of the lighting and sensing monitoring equipment of the transformer substation.

Description

Intelligent lighting system for integrated substation monitoring

Technical Field

The invention relates to an illumination integrated system, in particular to an intelligent illumination system integrating transformer substation monitoring.

Background

The prior art discloses substation lighting systems, e.g. CN101600283A. The illumination system comprises a far-end illumination control device and a near-end illumination control device. The system enables the control mode of the outdoor lighting system of the high-voltage transformer substation to be more flexible, and inspection personnel can conveniently overhaul the equipment. The intelligent substation is an important central link of a strong intelligent power grid, and not only needs to complete adjustment and distribution of electric energy, but also needs to complete tasks of monitoring, collecting and transmitting a large amount of data for safer, more reliable and more intelligent operation, for example, CN103427489A, CN207968079U, and the like. One end of the intelligent substation integrated monitoring system is connected with the monitoring device through an IO interface based on an MODBUS protocol, and the other end of the intelligent substation integrated monitoring system is connected with a station control layer equipment station end monitoring unit through a substation IO interface based on IEC61850, and uploading of state monitoring data is completed. Linkages of the type of CN104185348A incorporate inspection in lighting systems. The linkage includes an illumination sensor, a control terminal, and a plurality of electromagnetic relays. At present, various sensors are dispersedly arranged at different positions of a transformer substation, so that the installation is inconvenient, the wiring is complex and difficult, the construction cost is high, and the information fusion of the sensors is inconvenient. On the other hand, the traditional substation lighting system is also dispersedly arranged in the substation, and the technology is single, needs manual field control, cannot be remotely controlled, cannot be linked with a video monitoring system, and cannot report the action state and fault information of the lighting system. Along with the development of system intelligence, need directly be integrated detection system in lighting system, improve and patrol and examine efficiency.

Disclosure of Invention

The invention provides an intelligent lighting system integrating transformer substation monitoring, which can reduce the occupied space, avoid repeated wiring, save the construction and maintenance cost and improve the data fusion interaction capacity of various related devices.

The technical scheme of the invention is realized as follows:

the utility model provides an intelligent lighting system of integrated transformer substation monitoring, a serial communication port, the lighting unit, the monitoring unit, the router, a server, the cable includes strong electric circuit and weak electric circuit, lighting unit and monitoring unit are connected to the power through strong electric circuit, the lighting unit, the monitoring unit is connected to the weak electric circuit through the router, weak electric circuit is connected to the server, wherein, the lighting unit includes the supporting part, the holding part, light source portion, the supporting part is connected to the lamp pole, the router is located the holding part, one side at the holding part is installed to light source portion, the holding part includes casing and apron, be equipped with the support bar in the casing, the router is installed on the support bar through the screw rod, the apron is installed at the casing surface.

In the invention, the lighting unit comprises an LED light source, an LED control unit, a lighting controller and a local switch, wherein the input end of the LED control unit is connected to the lighting controller, the output end of the LED control unit is connected to the LED light source through the LED control unit, and the local switch controls the lighting controller.

In the invention, the monitoring unit comprises an image pickup unit and a partial discharge sensor.

In the invention, the lighting unit, the monitoring unit and the router are arranged in the lamp post.

In the invention, the strong current circuit is a copper wire, and the weak current circuit is an optical fiber.

The intelligent lighting system fully utilizes the advantage that the optical fiber composite cable simultaneously transmits electric energy and data, and completes power supply and signal transmission of the lighting system, the sensor and the like by using one cable, thereby avoiding repeated wiring. The lighting system and the sensor are integrated on the same tower to serve as a unified node of related equipment, so that the occupied space is reduced, the construction cost is reduced, the daily maintenance and management are facilitated, convenience is provided for the information fusion interaction of various data of the lighting and sensing monitoring equipment of the transformer substation, and the integration, low cost, intellectualization and modernization of the related equipment of the transformer substation are facilitated.

Drawings

Fig. 1 is a schematic diagram of an intelligent lighting system integrated with substation monitoring according to the present invention;

FIG. 2 is a block diagram of the lighting unit of FIG. 1;

FIG. 3 is a block diagram of the monitoring unit of FIG. 1;

fig. 4 is a block diagram of an intelligent lighting system integrated with substation monitoring according to the present invention;

FIG. 5 is a block diagram of the lighting unit of FIG. 4;

fig. 6 is a structural view in another direction of fig. 5.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The optical fiber composite low-voltage cable comprises a copper cable and an optical fiber, wherein the cable is used for electric energy transmission, and the optical fiber is used for data transmission. The optical fiber and the power transmission copper wire are integrated into a whole, so that electric energy and data can be efficiently and reliably transmitted at the same time, the occupied space is small, secondary wiring is avoided, the construction cost is reduced, and conditions are provided for integrated design of lighting equipment and a sensor system.

As shown in fig. 1 to 6, the system of the present invention may be used for substation lighting. The substation typically includes a control room 80, a transformer 60, accessories 70, and a light pole 50. The accessories 70 include a current transformer, a voltage transformer, a switching element, a lightning arrester, and the like. The system comprises the lighting unit, the monitoring unit, the router, the server and the cable. The cable comprises a strong current circuit and a weak current circuit, wherein the strong current circuit is a copper conductor, and the weak current circuit is an optical fiber. The lighting unit and the monitoring unit are connected to a power supply via a strong electrical line. The lighting unit and the monitoring unit are connected to a weak current circuit through the router, and the weak current circuit is connected to the server monitoring unit, the lighting controller and the router and is integrally installed on the fixed support. The illumination unit includes a support portion 10, an accommodating portion 20, and a light source portion 30. The support 10 is connected to the lamp post 50. The supporting part 10 is hinged on one side of the accommodating part 20, the hinged position is a tooth-shaped structure 11, and the turning angle is adjusted through the positioning part 12 to change the irradiation direction. The accommodating portion 20 includes a housing 21 and a cover 22, and the housing 21 and the cover 22 form an accommodating space 23. A support bar 24 is arranged in the shell 21, two sides of the router are provided with ear parts 25, and the ear parts 25 are arranged on the support bar 24 through a screw 26. A cover plate 22 is mounted on the outer surface of the housing 21. The light source unit 30 is mounted on one side of the receiving unit 20 via a stud 35, and an end of the light source unit 30 is connected to the plastic member 40 via another screw 41. The light source part 30 includes a back plate 31, a plurality of LED light sources 32, a PCB 33, and a lamp housing 34, the LED light sources 32 are mounted on the PCB 33, and the lamp housing 34 is mounted on the back plate 31 via a waterproof strip 36.

The lighting unit also includes an LED control unit, a lighting controller, and a local switch. The input end of the LED control unit is connected to the illumination controller, the output end of the LED control unit is connected to the LED light source through the LED control unit, and the local switch controls the illumination controller. The monitoring unit comprises a camera unit and a partial discharge sensor. The camera shooting unit is used for monitoring the state and the environmental condition of the transformer substation through videos and transmitting the video signals to the server in the transformer substation through the router. The partial discharge sensor is used for monitoring partial discharge signals of high-voltage equipment (such as large transformers, GIS, switch cabinets and the like), and data collected by the sensor is transmitted to the in-station server through the router. The monitoring unit, the router and the lighting controller are connected to a copper wire in the optical fiber composite cable through a shared power input interface, and meanwhile, data of the monitoring unit and the intelligent lighting system are connected to an optical fiber interface of the optical fiber composite cable through the router. After integration, the system only reserves one power input interface and one optical fiber interface for the outside. The LED light source light controller is linked with the remote controller through a network, and the remote controller is linked with the server through the network, so that remote control of the lighting system, linkage control of the lighting system and other systems, and timely reporting of action states and fault information are realized.

Specifically, the monitoring unit is connected into a 220V alternating current power supply through a copper wire in the optical fiber composite cable, and the 220V alternating current is changed into a low-voltage direct current power supply required by the equipment through a voltage reduction rectification circuit in the equipment. The monitoring unit is communicated with the in-station server through the router on the tower, the router on the tower is connected with the in-station server through optical fibers in the optical fiber composite cable, data are bidirectionally transmitted according to an IEC-61850 protocol, and the monitoring unit receives an instruction sent by the server and transmits collected data to the server. The LED light source, the LED control unit, the lighting controller and the router are installed on a tower in the station, and the server in the station and the lighting system control terminal are arranged in a control center in the transformer substation. The LED light source and the control unit thereof are connected with a 220V alternating current power supply through a copper wire, and are converted into a required low-voltage direct current power supply through a voltage reduction and rectification circuit in the equipment. The LED light source is controlled to be switched on and off and the brightness of the lamp light by the integrated control unit of the LED light source. The LED control unit is connected with the illumination controller through a signal line, receives an instruction sent by the illumination controller and reports the running state of the LED to the illumination controller. The lighting controller can receive local switch control signals and server control signals, and the lighting controller and the in-station server are communicated through the router. When the local control signal is received, the illumination controller sends an instruction to the LED control unit and sends a state change signal and the running state of the LED light source to the in-station server. When receiving a server control instruction, the lighting controller sends an instruction to the LED control unit, receives an LED control unit operation state report, and reports the LED light source operation state to the in-station server. And the in-station server receives signals such as the running state and the action change of the LED light source sent by the lighting controller and instructions sent by the lighting control terminal, and displays the running state of the LED light source to the lighting control terminal.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an intelligent lighting system of integrated transformer substation monitoring, a serial communication port, the lighting unit, the monitoring unit, the router, a server, the cable includes strong electric circuit and weak electric circuit, lighting unit and monitoring unit are connected to the power through strong electric circuit, the lighting unit, the monitoring unit is connected to the weak electric circuit through the router, weak electric circuit is connected to the server, wherein, the lighting unit includes the supporting part, the holding part, light source portion, the supporting part is connected to the lamp pole, the router is located the holding part, one side at the holding part is installed to light source portion, the holding part includes casing and apron, be equipped with the support bar in the casing, the router is installed on the support bar through the screw rod, the apron is installed at the casing surface.

2. The intelligent lighting system according to claim 1, wherein the lighting unit further comprises an LED control unit, a lighting controller, and a local switch, wherein the input of the LED control unit is connected to the lighting controller, the output is connected to the LED light source via the LED control unit, and the local switch controls the lighting controller.

3. The intelligent lighting system according to claim 2, wherein the monitoring unit comprises a camera unit, a partial discharge sensor.

4. The intelligent lighting system according to claim 2, wherein the lighting units, monitoring units, routers are mounted within a light pole.

5. The intelligent lighting system according to claim 1, wherein the strong current lines are copper wires and the weak current lines are optical fibers.