Novel intelligent box transformer substation signal processor device
By integrating an intelligent transformer substation signal processing unit, the problem of monitoring the operation of transformer substations in wind power or photovoltaic power stations has been solved, the system wiring has been simplified and remote protection functions have been realized, and the maintenance convenience and operational reliability of the equipment have been improved.
Patent Information
- Application Number
- CN202422943695.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-29
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-11-29
AI Technical Summary
Monitoring the operating conditions of transformer substations in wind or photovoltaic power plants is challenging due to numerous system wiring faults, high difficulty in debugging and maintenance, and complex coordination involving equipment from multiple manufacturers.
A novel intelligent transformer substation signal processing device is designed, which integrates the functions of various distributed devices and instruments to monitor transformer current, voltage, oil level, oil temperature, and other electrical and non-electrical quantities in real time. The data is then uploaded through a fiber optic ring network, integrating traditional transformer relay protection functions to achieve remote monitoring and protection.
It simplifies the wiring of the transformer substation system, reduces the number of fault points, improves the reliability of protection functions and the convenience of maintenance, supports remote monitoring, and realizes an operation and management mode with fewer people on duty.
Smart Images
Figure CN223527666U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of intelligent box, especially a novel intelligent box transformer signal processor device. BACKGROUND
[0002] In the design process of wind power station and photovoltaic power station, in order to reduce line loss, 10 / 35KV box type booster station is generally configured beside the fan or the inverter, the spacing between each fan of the wind power plant reaches hundreds of meters, and is far away from the centralized control room, and each inverter of the photovoltaic station is also far away from the centralized control room, and the booster transformer is in the open field, and the natural environment is relatively poor, manual patrol is not convenient, and the operation condition of the box transformer becomes the monitoring difficulty of the wind power or photovoltaic power station.
[0003] The traditional wind power or photovoltaic power station adopts scattered equipment such as PLC, lightning protection module, PT, current transducer, voltage transducer and the like to complete the protection, measurement and control and information uploading of the transformer, due to the adoption of multiple auxiliary equipment, the whole system has more fault points, the debugging, operation and maintenance are relatively difficult, meanwhile, the equipment of multiple manufacturers is involved, so that the coordination difficulty of the product in commissioning, debugging and maintenance is also relatively large, therefore, the novel intelligent box transformer signal processor device is provided to solve the above problems. CONTENT OF UTILITY MODEL
[0004] The utility model aims at providing a novel intelligent box transformer signal processor device to solve the problems in the background art.
[0005] To achieve the above object, the utility model provides the following technical scheme:
[0006] A novel intelligent box transformer signal processor device, including the case, the outer surface of the case is fixedly installed with the mounting plate, the back of the mounting plate is fixedly installed with a plurality of support plates, the outer surfaces of two support plates are fixedly connected with two support cross plates, a plurality of installation load plates are arranged between the two groups of support cross plates, a plurality of support vertical plates are fixedly installed on the side face of two groups of installation load plates and close to each other, three-section overcurrent protector, three-section zero sequence protector, overload load protector, transformer differential protector and transformer high-low backup protector are fixedly installed on the left side face of each support vertical plate, overvoltage protector, electric arc light protector and wireless temperature detector are fixedly installed on the outer surface of the mounting plate, and the outer surface of the case is fixedly embedded with a display screen.
[0007] As a preferred technical scheme of the application, the outer surfaces of two groups of installation load plates are fixedly connected with connecting pieces, and connecting holes are formed in the outer surfaces of two groups of connecting pieces.
[0008] As a kind of preferred technical scheme of the application, the outer surface of the mounting plate is provided with two groups of mounting holes, and the upper surface of the cabinet is provided with a group of threading holes.
[0009] As a kind of preferred technical scheme of the application, the front surface of the cabinet is fixedly embedded with two groups of first connectors, and the front surface of the cabinet is fixedly embedded with two groups of second connectors.
[0010] As a kind of preferred technical scheme of the application, the first connector supports analog input acquisition and analog output, and the second connector supports network communication.
[0011] As a kind of preferred technical scheme of the application, the outer surface of the cabinet is fixedly embedded with two groups of indicator lamps.
[0012] Compared with the prior art, the utility model has the beneficial effects that:
[0013] The device, by the function of multiple dispersion device and instrument is concentrated combination, real time monitoring transformer's current, voltage, oil level and oil temperature and so on electric quantity and non-electric quantity, and through double optical fiber composition fiber ring network, data is uploaded to main station, enhances the protection function to transformer, integrates the function of traditional transformer relay protection, such as three-section type overcurrent protection, three-section type zero sequence protection, overload protection, transformer differential protection, transformer high and low backup protection, overvoltage and low voltage protection, electric arc light protection, wireless temperature measurement, its protection function can be put off, convenient for user selection use, can carry out protection and remote monitoring to box transformer, realizes the operation management mode of few people on duty of wind power or photovoltaic engineering. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is the perspective structural schematic diagram of new-type intelligent box transformer signal processor device.
[0015] Figure 2 It is the sectional view of new-type intelligent box transformer signal processor device side view.
[0016] Figure 3 It is the side view of new-type intelligent box transformer signal processor device.
[0017] Figure 4 It is the plan view of new-type intelligent box transformer signal processor device.
[0018] In the figure: 1, case; 2, mounting plate; 3, support plate; 4, support cross plate; 5, mounting carrier plate; 6, support vertical plate; 7, three-section overcurrent protector; 8, three-section zero sequence protector; 9, overload protector; 10, transformer differential protection; 11, transformer high-low backup protection; 12, overvoltage protector; 13, arc light protector; 14, wireless temperature detector; 15, connecting hole; 16, connecting piece; 17, mounting hole; 18, threading hole; 19, display screen; 20, indicator light; 21, first joint; 22, second joint. DETAILED DESCRIPTION
[0019] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting" and "connecting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication between two elements, the following will be described in detail and completely by combining the drawings in the embodiments of the present application, obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.
[0020] Please refer to Figures 1-4 In the present application, a novel intelligent box signal processor device, comprising a case 1, the outer surface of the case 1 is fixedly installed with a mounting plate 2, the back of the mounting plate 2 is fixedly installed with a plurality of support plates 3, the outer surfaces of two support plates 3 are commonly fixedly connected with two support cross plates 4, a plurality of mounting carrier plates 5 are arranged between the two groups of support cross plates 4, a plurality of support vertical plates 6 are commonly fixedly installed on the side face of the two groups of mounting carrier plates 5 close to each other, a three-section overcurrent protector 7, a three-section zero sequence protector 8, an overload protector 9, a transformer differential protection 10 and a transformer high-low backup protection 11 are respectively fixedly installed on the left side face of each support vertical plate 6, an overvoltage protector 12, an arc light protector 13 and a wireless temperature detector 14 are respectively fixedly installed on the outer surface of the mounting plate 2, and a display screen 19 is fixedly embedded on the outer surface of the case 1.
[0021] As a preferred technical scheme of the present application, the outer surfaces of the two groups of mounting carrier plates 5 are fixedly connected with connecting pieces 16, the outer surfaces of the two groups of connecting pieces 16 are provided with connecting holes 15, the outer surface of the mounting plate 2 is provided with two groups of mounting holes 17, and the upper surface of the case 1 is provided with a group of threading holes 18, through the arrangement of the connecting pieces 16 and the connecting holes 15, the mounting carrier plates 5 and the support cross plates 4 can be connected, through the arrangement of the mounting holes 17, the mounting plate 2 can be fixed, and through the arrangement of the threading holes 18, the connection wiring is facilitated.
[0022] As a preferred technical scheme of the present application, the front surface of the case 1 is fixedly embedded with two groups of first connectors 21, the front surface of the case 1 is fixedly embedded with two groups of second connectors 22, the first connectors 21 support analog input collection and analog output, the second connectors 22 support network communication, and the outer surface of the case 1 is fixedly embedded with two groups of indicator lights 20, which can display the working state of the device, facilitating timely maintenance and repair.
[0023] The working principle of the utility model is: three section type overcurrent protector 7 each section is provided with one soft pressure plate for protection function, and each section protection has one action current and action time, three section type zero sequence protector 8, when zero sequence current is greater than set current, time delay trip or alarm, overload load protection 9, when overload protection soft pressure plate and control word are put in, any one phase current is greater than overload current setting value, time delay alarm, overvoltage protector 12 puts in overvoltage protection pressure plate and control word, when phase voltage is greater than set value, time delay trip or alarm, electric arc light protector 13 is based on current unit grouping, arc light probe can be set to be associated to any one group of current signals, when arc light unit transmits light signal from arc light sensor to main control unit, and simultaneously current starting element acts, electric arc light protection acts; the device can select arc light signal action single criterion as action logic judgment.
[0024] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.For those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.
[0025] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical scheme, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical schemes in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.
Claims
1. A novel smart box transformer signal processor device, characterized by: The utility model relates to a kind of protection device for transformer, including cabinet (1), the outer surface of the cabinet (1) is fixedly installed with mounting plate (2), the back of the mounting plate (2) is fixedly installed with multiple support plate (3), the outer surface of two support plate (3) is jointly fixedly connected with two support cross plates (4), multiple installation load plates (5) are equipped between two groups of support cross plates (4), multiple support vertical boards (6) are jointly fixedly installed in the side face of two groups of installation load plates (5) mutually close, three-section overcurrent protector (7), three-section zero sequence protector (8), overload protector (9), transformer differential protection (10) and transformer high-low backup protector (11) are respectively fixedly installed in the left side of each support vertical board (6), the outer surface of the mounting plate (2) is respectively fixedly installed with overvoltage protector (12), arc light protector (13) and wireless temperature detector (14), the outer surface of the cabinet (1) is fixedly embedded with display screen (19).
2. A novel smart box transformer signal processor device as claimed in claim 1, wherein: The outer surface of two groups of installation load plates (5) is fixedly connected with connecting piece (16), and the outer surface of two groups of connecting piece (16) is equipped with connecting hole (15).
3. A novel smart box transformer signal processor device as claimed in claim 1, wherein: The outer surface of the mounting plate (2) is equipped with two groups of mounting holes (17), and the upper surface of the cabinet (1) is equipped with a group of threading holes (18).
4. A novel smart box transformer signal processor device as claimed in claim 1, wherein: The front of the cabinet (1) is fixedly embedded with two groups of first connector (21), and the front of the cabinet (1) is fixedly embedded with two groups of second connector (22).
5. A novel smart box transformer signal processor device as claimed in claim 4, wherein: The first connector (21) supports analog input acquisition, analog output, and the second connector (22) supports network communication.
6. A novel smart box transformer signal processor device as claimed in claim 1, wherein: The outer surface of the cabinet (1) is fixedly embedded with two groups of indicator light (20).