CN108242773A - A new intelligent control box type substation - Google Patents

Abstract

The invention discloses a novel intelligent control box-type substation, which comprises: the box and set up automation equipment, high-voltage distribution device, transformer device and the low pressure distribution device inside the box, high-voltage distribution device include high-voltage load switch and carry out the fuse and the earthing switch controlled to it, and the transformer device includes transformer, automatic temperature control system, temperature measuring device and safety protective guard, low pressure distribution device includes low-voltage master switch, low-voltage branch switch, low pressure and keeps away the skier ware, voltage instrument and current instrument. Through the mode, the novel intelligent control box-type substation monitors the working condition of the box-type substation through the monitoring device, remotely controls the box-type substation through the automation device, has the advantages of high reliability, simplicity and convenience in operation, compact structure, high efficiency, cost reduction and the like, and has wide market prospect in application and popularization of mines, factory enterprises, oil and gas fields and wind power stations.

Description

A new intelligent control box type substation

technical field

The invention relates to the field of box-type substations, in particular to a novel intelligent control box-type substation.

Background technique

Box-type substation, also known as prefabricated substation or prefabricated substation, is a kind of high-voltage switchgear, distribution transformer and low-voltage power distribution device, which are prefabricated indoor and outdoor compact in a factory according to a certain wiring scheme. Power distribution equipment, which organically combines the functions of transformer step-down and low-voltage power distribution, is installed in a moisture-proof, rust-proof, dust-proof, mouse-proof, fire-proof, anti-theft, heat-insulated, fully enclosed, and movable steel structure box , especially suitable for urban network construction and transformation, is a brand-new substation rising after the civil substation.

The box-type substation is suitable for mines, factories, enterprises, oil and gas fields and wind power stations. It replaces the original civil engineering power distribution room and distribution station, and becomes a new type of complete power transformation and distribution device, but the existing box-type substation requires staff Regular on-site inspections have low efficiency, high cost, and poor security, and it is impossible to remotely control them according to sudden abnormal conditions.

Contents of the invention

The technical problem mainly solved by the invention is to provide a novel intelligent control box-type substation.

In order to solve the problems of the technologies described above, a technical solution adopted in the present invention is:

A new type of intelligent control box-type substation is provided, including: a box body and an automation device arranged inside the box body, a high-voltage power distribution device, a transformer device and a low-voltage power distribution device, and the high-voltage power distribution device, transformer device and low-voltage power distribution device The devices are connected through copper bars. The high-voltage power distribution device includes a high-voltage load switch, a fuse for controlling it, and a grounding switch. The transformer device includes a transformer, an automatic temperature control system, a temperature measuring device, and a safety fence. The device monitors the oil temperature of the transformer, and the automatic temperature control system controls the exhaust device on the box according to the data information of the temperature measuring device. Meter and current meter, the low-voltage main switch and low-voltage branch switch disconnect the corresponding low-voltage side load according to the data information of the temperature measuring device, and the voltage meter and current meter measure the voltage and current of the low-voltage side. The cover and shell are fixed by channel steel and flat steel welding resistance connection, the base is galvanized sheet, the top cover is color steel plate, and the base, shell and top cover are connected by screws.

In a preferred embodiment of the present invention, the inside of the box further includes a high-voltage metering cabinet, and the high-voltage metering cabinet includes a meter, a remote control device and a remote measurement device.

In a preferred embodiment of the present invention, the automation device includes a digital signal acquisition unit, an analog signal acquisition unit, a microprocessor and a wireless communication device.

In a preferred embodiment of the present invention, the box includes a high voltage chamber, a transformer chamber and a low voltage chamber.

In a preferred embodiment of the present invention, the high pressure chamber includes a negative control bracket and a cable bracket.

In a preferred embodiment of the present invention, the low-voltage chamber includes a busbar bracket.

In a preferred embodiment of the present invention, a lightning arrester is arranged on the box.

In a preferred embodiment of the present invention, visible windows are respectively set on the high-voltage power distribution device and the low-voltage power distribution device.

In a preferred embodiment of the present invention, a plurality of louvers are arranged on the box body.

In a preferred embodiment of the present invention, the inner layer of the louver is provided with a filtering device

The beneficial effect of the present invention is: to provide a new type of intelligent control box-type substation, monitor the working conditions of the box-body substation by setting a monitoring device, and remotely control it through an automation device, which has high reliability, easy operation, compact structure, It has the advantages of high efficiency and cost reduction, and has broad market prospects in the application and popularization of mines, factories, enterprises, oil and gas fields and wind power stations.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work, wherein:

Fig. 1 is a schematic structural view of a preferred embodiment of the novel intelligent control box-type substation of the present invention;

Fig. 2 is a schematic diagram of the structure of the high-voltage chamber of a preferred embodiment of the novel intelligent control box-type substation of the present invention;

Fig. 3 is a structural schematic diagram of a low-voltage chamber of a preferred embodiment of the novel intelligent control box-type substation of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1 to Fig. 3, the embodiment of the present invention comprises:

A new type of intelligent control box-type substation, including: a box body 1 and an automation device 2 arranged inside the box body, a high-voltage power distribution device 3, a transformer device 4 and a low-voltage power distribution device 5, a high-voltage power distribution device 3, and a transformer device 4 It is connected with the low-voltage power distribution device 5 through copper bars, and the box body 1 includes a high-voltage chamber 6 , a transformer chamber 7 and a low-voltage chamber 8 .

The high-voltage power distribution device 3 includes a high-voltage load switch and a fuse for controlling it and a grounding switch. A closed space is formed. The high-voltage power distribution device 3 is provided with an upward pressure relief channel. The bus bar is located on the top of the cabinet and connected to the high-voltage load switch. The high-voltage load switch is an independent unit filled with SF6 gas. Self-disconnecting switch, protective circuit, transformer, switch and other equipment, the inside of the cabinet is also equipped with a live display, and the inside of the cabinet 1 also includes a high-voltage metering cabinet, which includes CT, PT, metering meters, remote control devices, and telemetry devices.

The transformer device 4 includes a transformer, an automatic temperature control system, a temperature measuring device and a safety fence. When the transformer is running, a large amount of heat will be generated in the box-type substation and dissipated to the transformer room. Therefore, the problem of heat dissipation and ventilation in the transformer room is the design of the box-type transformer The problem that should be considered in this paper is that the temperature measuring device monitors the oil temperature of the transformer, and the automatic temperature control system controls the exhaust device on the box according to the data information of the temperature measuring device. When the temperature exceeds the preset temperature, the exhaust device will The oil tank of the transformer device 4 adopts a fully sealed structure, the oil tank and the tank are connected by bolts, the transformer oil is not in contact with the air, and the iron core of the transformer device is a fully inclined three-seam structure, so the noise is low, Good heat dissipation.

The low-voltage power distribution device 5 includes a low-voltage main switch, a low-voltage branch switch, a low-voltage surge protector, a voltage meter and a current meter. The low-voltage main switch and the low-voltage branch switch disconnect the corresponding low-voltage side load according to the data information of the temperature measuring device, and the voltage meter, The current meter measures the voltage and current on the low-voltage side. In the incoming cabinet of the low-voltage power distribution device, the top is the first horizontal busbar area, and the lower part of the first horizontal busbar area is the circuit breaker room. Circuit, the top of the motor control center of the low-voltage power distribution device is the second horizontal busbar area, the drawer functional unit area is below the second horizontal busbar area, and the drawer functional unit area and the door are mechanically interlocked by the operating mechanism of the main switch of the automation device , and the operating mechanism can be locked in the closing or opening position with an external padlock. The busbar of the low-voltage power distribution device adopts a three-phase five-wire system, the horizontal busbar adopts double busbars, and the vertical busbar is enclosed by a polycarbonate engineering plastic shell. The plate limits the arc spread, the neutral bus is set at the front of the cabinet, the protective bus is at the bottom of the cabinet, and connected with the partition and door of the cabinet, thus ensuring the grounding continuity.

The box body 1 includes a base 9, an outer shell 10 and a top cover 11. The outer shell 10 is connected and fixed by channel steel and flat steel resistance welding. The base 9 is a galvanized sheet, and the top cover 11 is a color steel plate. Connection by screws.

The automation device 2 includes a digital signal acquisition unit, an analog signal acquisition unit, a microprocessor and a wireless communication device.

The high-voltage room includes a negative control bracket 12 and a cable bracket 13, the low-voltage room includes a busbar bracket 14, a lightning arrester is installed on the box body 1, a visual window is set on the high-voltage power distribution device 3 and the low-voltage power distribution device 5, and the box body 1 is set There are a plurality of louver windows, and a filtering device is arranged on the inner layer of the louver windows.

The beneficial effect of the novel intelligent control box-type substation of the present invention is to provide a novel intelligent control box-type substation, monitor the working conditions of the box-body substation by setting a monitoring device, and remotely control it through an automation device, with high reliability and performance. It has the advantages of simple operation, compact structure, high efficiency, and cost reduction. At the same time, it has broad market prospects in the application and popularization of mines, factories, enterprises, oil and gas fields, and wind power stations.

The above descriptions are only examples of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process conversion made by using the content of the description of the present invention, or directly or indirectly used in other related technical fields, shall be The same reasoning is included in the patent protection scope of the present invention.

Claims (10)

1. a kind of novel intelligent control box formula substation, which is characterized in that including：Babinet and the automation for being arranged on box house Device, high voltage distribution installation, device for transformer and low-voltage distribution equipment, the high voltage distribution installation, device for transformer and low pressure Power distribution equipment is connected by copper bar, the high voltage distribution installation include high voltage load switch and the fuse that controls it and Earthing switch, the device for transformer include transformer, automatic temperature control system, temperature measuring equipment and safety guide rail, temperature measuring equipment The oil temperature of transformer is monitored, automatic temperature control system controls the air exhausting device on the babinet according to the data information of temperature measuring equipment, The low-voltage distribution equipment includes low pressure master switch, low pressure branch switch, low pressure and keeps away clouds device, voltage instrument and current instrument, low Master switch, low pressure branch switch is pressed to disconnect corresponding low-pressure side load, voltage instrument, electric current according to the data information of temperature measuring equipment Voltage, the electric current of instrument measurement low-pressure side, the babinet include pedestal, shell and head cover, and shell is connected by channel steel, band steel welding resistance Fixed, pedestal is galvanized sheet, and head cover is color steel, and pedestal, shell and head cover are connected by screw.

2. a kind of novel intelligent control box formula substation according to claim 1, which is characterized in that the box house is also Including high-voltage metering cubicle, high-voltage metering cubicle includes measurement meter, remote control and telemetering equipment.

A kind of 3. novel intelligent control box formula substation according to claim 1, which is characterized in that the automation equipment Including digital signal acquiring unit, collection of simulant signal unit, microprocessor and wireless communication device.

4. a kind of novel intelligent control box formula substation according to claim 1, which is characterized in that the babinet includes height Pressure chamber, transformer room and low-pressure chamber.

5. a kind of novel intelligent control box formula substation according to claim 4, which is characterized in that the hyperbaric chamber includes Negative control stent and cable bearer.

6. a kind of novel intelligent control box formula substation according to claim 4, which is characterized in that the low-pressure chamber includes Busbar stent.

7. a kind of novel intelligent control box formula substation according to claim 1, which is characterized in that set on the babinet Arrester.

A kind of 8. novel intelligent control box formula substation according to claim 1, which is characterized in that the high voltage power distribution dress It puts and visual windows is set respectively on low-voltage distribution equipment.

9. a kind of novel intelligent control box formula substation according to claim 1, which is characterized in that set on the babinet Multiple shutters.

A kind of 10. novel intelligent control box formula substation according to claim 9, which is characterized in that the shutter Internal layer setting filter device.