CN206920347U - Electric power transformer breathing apparatus is monitored on-line and regenerative system - Google Patents
Electric power transformer breathing apparatus is monitored on-line and regenerative system Download PDFInfo
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- CN206920347U CN206920347U CN201720443212.6U CN201720443212U CN206920347U CN 206920347 U CN206920347 U CN 206920347U CN 201720443212 U CN201720443212 U CN 201720443212U CN 206920347 U CN206920347 U CN 206920347U
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Abstract
A kind of electric power transformer breathing apparatus on-line monitoring and regenerative system are the utility model is related to, including:Electric power transformer breathing apparatus, data collection station, Cloud Server terminal and monitor terminal.Electric power transformer breathing apparatus is connected with data collection station, and data collection station, Cloud Server terminal, monitor terminal pass sequentially through wireless network connection.Embedded technology, optical fiber sensing technology, acquisition technology, wireless communication technology and Cloud Server technology are applied in state data acquisition, storage, transmission and the long-range monitoring of electric power transformer breathing apparatus by the utility model, realize on-line monitoring and the regeneration of electric power transformer breathing apparatus;The idle time of transformer can be reduced, improves the insulating properties of transformer, the replacement frequency for reducing discoloration silica gel saves maintenance cost, reduces the pollution to environment.
Description
Technical field
It the utility model is related to electric power transformer breathing apparatus, and in particular to a kind of power transformer based on Cloud Server terminal
Device respirator is monitored on-line and regenerative system.
Background technology
Electric power transformer breathing apparatus be it is a kind of be used to removing and dry change due to temperature of oil in transformer and entrance transformer,
Impurity and moisture in oil conservater, ensure the device of the dielectric strength of transformer oil.Traditional power transformer respirator interior fills
Have by chemical-treated drier:Change colour silica gel, and under drying regime, discoloration silica gel is more in blueness;After moisture is absorbed,
Discoloration silica gel gradually becomes pink, the silica gel failure of discoloration.Operation maintenance personnel must be maked an inspection tour often, once find discoloration silica gel
Color changes, and to be changed in time.This not only adds workload, is also added for the normal operation of power transformer
Potential safety hazard, and change that discoloration silica gel has the cost of great number, the discoloration silica gel that changes also brings along environmental pollution and
Garbage disposal problem.
With the construction of intelligent substation and the progressively popularization of intelligent O&M, it is desirable to which electric power transformer breathing apparatus can have
The function such as standby monitoring, control, non-maintaining, the further intelligent level for lifting power transformer, and traditional power transformer
Respirator can not meet to be actually needed.
The content of the invention
For insufficient existing for existing background technology, the utility model adopts embedded technology, optical fiber sensing technology, image
Collection technology, wireless communication technology and Cloud Server technology are applied to the state data acquisition of electric power transformer breathing apparatus, storage, biography
In defeated and long-range monitoring, on-line monitoring and the regeneration of electric power transformer breathing apparatus are realized, used technical scheme is as follows:
Electric power transformer breathing apparatus is monitored on-line and regenerative system, including:Electric power transformer breathing apparatus, data acquisition are whole
End, Cloud Server terminal and monitor terminal;Electric power transformer breathing apparatus is connected with data collection station, data collection station, cloud
Server terminal, monitor terminal pass sequentially through wireless network connection;
Data collection station includes respirator state data acquisition module, image information collecting module, for receiving and locating
Manage the embedded central processing module of respirator status data and image information and for the power supply of embedded central processing module
Power management module;
Embedded central processing module includes arm processor, data memory module, man-machine interactive system, data transfer mould
Block, clock module, sound and light alarm module, heating control module.
Electric power transformer breathing apparatus includes mounting flange, moisture absorption cylinder, the metal membrane filtration device of built-in discoloration silica gel.Breathing
Device is installed using flange form, the outlet of respiratory siphon and electric power transformer breathing apparatus on mounting flange connection transformer oil storage
Mouthful, mounting flange is connected by adpting flange with moisture absorption cylinder, moisture absorption cylinder and metal membrane filtration device by two root long bolt connections,
And moisture absorption cylinder bottom margin has O-ring seal with filter contacts position.In metal membrane filtration device substitution conventional ventilators
Lubricating cup, to filter out the moisture and impurity in air, avoid the work of cleaning lubricating cup;The moisture absorption cylinder of built-in discoloration silica gel is used to do
Dry moisture.
Data collection station is such:Respirator state data acquisition module includes connecting positioned at mounting flange and moisture absorption cylinder
The fiber optic distributed temperature sensor that meets place and be connected by communication cable with the embedded central processing module, humidity sensor
Device and pressure sensor;
Image information collecting module includes being used to gather the remote camera of discoloration silica gel color image in moisture absorption cylinder, image
Information acquisition module is connected by wireless network with embedded central processing module, and will be long-range in the form of Tcpip data flows
The image of camera shooting is transmitted to embedded central processing module;
The cage connection that embedded central processing module passes through bolt and the moisture absorption cylinder.
Data collection station gathers the correlation behavior parameter of transformer breather in real time, includes the running status number of respirator
According to the image information with discoloration silica gel, realized by wireless network transmissions to Cloud Server terminal and by monitor terminal online
Monitoring;Meanwhile automatically controlled according to the monitoring state of transformer breather and operated accordingly, realize the discoloration in respirator
Silica regeneration.
Heating control module includes discoloration silica gel heating device, metal membrane filtration device heater and relay;Change colour silica gel
Heater is located in moisture absorption cylinder, and metal membrane filtration device heater is located in metal membrane filtration device, the gold in filter
Belong to filter screen;Discoloration silica gel heating device and metal membrane filtration device heater are connected by cable and embedded central processing module
Connect, relay is located on the circuit board of embedded central processing module, is controlled respectively by the contact adhesive or disconnection of relay
The startup or closing of two heaters.When the air humidity in electric power transformer breathing apparatus exceedes programmed values, drying is represented
Agent (change colour silica gel) is temporarily lost with water absorbing capacity, and now heating control module controls the corresponding actuating of relay, starts discoloration
Silica gel heating device is silica gel heating, to make the silica regeneration of discoloration.When environment temperature is less than programmed values, computer heating control
Module controls the corresponding actuating of relay, starts metal membrane filtration device heater as the heating of metal membrane filtration device, to prevent
Metal membrane filtration device produces condensation or frost in low temperature, so that it is guaranteed that respirator keeps good working order.
Programmed values herein are that have individual domain of walker for varying environment humidity, can be logged in by PC, tablet personal computer
The networking client of Cloud Server terminal is configured, and can be also configured by cell phone application, touch-screen, typically in product
It is configured during installation and debugging, just it is not recommended that change after commencement of commercial operation.With reference to the setting of overseas equipment, humidity set point suggestion is
Between 20~30%, there is no substantial meaning if too low, can cause the frequent starting of equipment on the contrary, this threshold value can be
Adjusted in program.Temperature threshold has two, one be silica regeneration control temperature, be set as 120 degrees Celsius, too high temperature
Hidden danger can be brought to user's personal safety.The threshold value of another temperature is the start-up temperature of metal membrane filtration device heater,
It is set as 5 degrees Celsius, prevents condensed water ice blockage spiracle when it is cold.
Embedded central processing module is used to realize the collection of data, transmission, alarms and finally realize and monitor on-line, simultaneously
The regeneration of discoloration silica gel is realized by heating control module;
Preferably, arm processor uses the arm processor based on Cortex-A8 frameworks;
Preferably, data memory module is divided into storage inside and external storage;
Preferably, man-machine interactive system includes display module, touch-screen and keyboard;
Preferably, data transmission module includes the radio communication using the GPRS module based on SIM900A chip developments
Module, RS485 interfaces and USB interface;
Preferably, clock module uses the RTC real-time clocks built in device, and lithium battery power supply is configured with, in system
Under power failure state, most long tenability time about 20 years;
Preferably, sound and light alarm module uses buzzer and LED light;
Power management module includes 220V AC powers, photo-voltaic power supply module, AC adapter, battery, 220V exchanges
Power supply connects battery, photo-voltaic power supply module connection battery by AC adapter, and battery connects embedded central processing
Module;Photo-voltaic power supply provides electric energy for each wireless device, and auxiliary electric energy is provided for wireline equipment;The connection of 220V AC powers becomes
Depressor device and battery form power supply.The utility model is using solar cell and the duplicate supply of 220V AC powers
Mode, when there are 220V AC powers, pass through the ingenious disconnection solar cell of D.C. undervoltage relay;When 220V AC powers are broken
When opening, solar cell serves as power supply, and solar cell connects solar panels by solar energy intelligent charger, and charger is in sun
Charged during light abundance for battery, disconnect charging when battery is full of automatically, charging current is reached under conditions of sunny
More than 4A, fully meet circuit needs.
Cloud Server terminal includes Cloud Server, networking client and database.
Cloud Server:Realization is intercepted to designated port, is identified and is received the connection request of data collection station transmission, and
Corresponding service response is carried out, finally realizes that reception, parsing and storage of Various types of data etc. operate.
Networking client:User can pass through the operation shape of the real-time Monitoring Power Transformer respirator of logging in network client
State, and state parameter is configured, the regeneration of control electric power transformer breathing apparatus discoloration silica gel.
Database:Storage and management data, store the running status of electric power transformer breathing apparatus and all kinds of parameters, such as electric power
Air humidity, temperature, pressure, the heating starting state of respirator, heat time, heating times etc. in transformer breather, with
And user profile.
Monitor terminal includes PC, tablet personal computer, the multi-platform user terminals of smart mobile phone APP;Become for real-time display electric power
Depressor respirator monitors the relevant information uploaded with regenerative system on-line, realizes the function of on-line monitoring.
Technical scheme compared with prior art, has the advantages that used by the utility model:
1) the utility model takes embedded technology, optical fiber sensing technology, acquisition technology, wireless communication technology and cloud
Device technology of being engaged in is applied in the state data acquisition of electric power transformer breathing apparatus, storage, transmission and long-range monitoring, realizes electric power
The on-line monitoring of transformer breather and regeneration.
2) the utility model can reduce the idle time of transformer in terms of production, improve power supply reliability;Transported in safety
Row aspect, the insulating properties of transformer can be improved, ensure equipment safety operation;In terms of economical operation, discoloration silica gel can be reduced
Replacement frequency, save maintenance cost;In terms of environmental protection, by failure discoloration silica regeneration, the pollution to environment can be reduced.
The requirement that the utility model monitors whether for intelligent grid, or intelligent O&M, the protection ring of transformer station
In terms of border, there is sizable function and significance.
Brief description of the drawings
Fig. 1 is system construction drawing of the present utility model;
Fig. 2 is the structure chart of data collection station of the present utility model;
Fig. 3 is Cloud Server terminal structure figure of the present utility model;
Fig. 4 is the front view of respirator of the present utility model and data collection station connecting portion;
Fig. 5 is the top view of respirator of the present utility model and data collection station connecting portion.
In figure, 1- mounting flanges, 2- respirator moisture absorption cylinders, 3- metal membrane filtration devices, 4- respirator status datas
Acquisition module mounting hole, the embedded central processing modules of 5-.
Embodiment
Below in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
As shown in figure 1, a kind of electric power transformer breathing apparatus on-line monitoring and regenerative system, including:Power transformer breathes
Device, data collection station, Cloud Server terminal and monitor terminal;Electric power transformer breathing apparatus is connected with data collection station, number
Wireless network connection is passed sequentially through according to acquisition terminal, Cloud Server terminal, monitor terminal.
Wherein, data collection station includes respirator state data acquisition module, image information collecting module, for receiving
And handle the embedded central processing module 5 of respirator status data and image information and be embedded central processing module 5
The power management module of power supply;
The embedded central processing module 5 includes arm processor, data memory module, man-machine interactive system, data and passed
Defeated module, clock module, sound and light alarm module, heating control module.
Electric power transformer breathing apparatus includes mounting flange 1, moisture absorption cylinder 2, the metal membrane filtration device 3 of built-in discoloration silica gel.
In Fig. 1, data collection station gathers running state data and the discoloration of connected electric power transformer breathing apparatus
Silica gel image information, and the data collected are uploaded to Cloud Server terminal in real time by GPRS module, 3G/4G wireless networks
Stored, monitor terminal and Cloud Server terminal carry out information exchange, can understand the fortune of respirator in real time by monitor terminal
Row state, realize the remote on-line monitoring to respirator running status.
As shown in Fig. 2 being the structure principle chart of data collection station of the present utility model, power management module includes 220V
AC power, photo-voltaic power supply module, AC adapter, battery, 220V AC powers connect battery by AC adapter,
Photo-voltaic power supply module connects battery, and battery connects embedded central processing module.
Respirator state data acquisition module includes fiber optic distributed temperature sensor, humidity sensor and pressure sensing
Device;Respirator moisture absorption cylinder multi-point temp is gathered using distributed optical fiber temperature sensor, realizes adopting for bulk temperature in moisture absorption cylinder
Collection and monitoring;The air humidity of respirator interior is continuously monitored using humidity sensor, dried with understanding in respirator
The water swelling elastomer of agent (discoloration silica gel);The pressure value of respirator interior is continuously monitored using pressure sensor, with monitoring
It is whether unobstructed in respirator.
Image information collecting module includes being installed on the remote camera near respirator, is dried for observing in respirator
The discoloration of agent (discoloration silica gel).Preferably, the distance of remote camera and respirator is in 2m or so, it is necessary to assure can obtain
The picture rich in detail of discoloration silica gel color in respirator moisture absorption cylinder.The remote camera by way of wireless telecommunications, and with
The image that remote camera is shot is transmitted to embedded central processing module by the form of Tcpip data flows, is realized in respirator
The continuous monitoring of drier discoloration.
Embedded central processing module uses the arm processor based on Cortex-A8 frameworks, arm processor respectively with number
It is connected according to memory module, man-machine interactive system, data transmission module, clock module, sound and light alarm module with heating control module
Connect.
Data memory module:It is divided into two parts of storage inside and external storage, the storage inside is what system carried
Capacity 1GB Nand Flash, for storage program area kernel, log type file system and user application etc., acquiescence
The humiture collection data of 1 year can be preserved, the external storage is TF card, according to the demand of actual field capacity can be selected big
Small, maximum is supported to arrive 64G.
Man-machine interactive system:Including display module, touch-screen and keyboard, the display module is 3.5 inches of true colour display screens of 64K
Display screen, for the parameters of display system apparatus, and sampling humiture real-time change data value.The touch-screen and keyboard
For operating display, the parameter on display screen is checked or set.
Data transmission module:Including wireless communication module, RS485 interfaces and USB interface, wireless communication module uses
The GPRS module of SIM900A chip developments, by GPRS wireless communication links, realize data collection station and Cloud Server terminal
Interconnection, so as to realize the long range radio transmissions of respirator state service data and image information, the data message that will collect
It is sent to Cloud Server terminal.
Clock module:Using built-in RTC real-time clocks, to ensure the status data sampling period such as respirator humiture
Accuracy, and lithium battery power supply is configured with, under system power failure state, maximum tenability time about 20 years.
Sound and light alarm module:Using buzzer and LED light, (such as computer heating control when respirator generating means failure
Module failure, respirator interior pressure are excessive), corresponding LED light indicates red alarm, is examined so that power transformation operation personnel make an inspection tour
Look into, and trigger buzzer warning.
Heating control module:Including discoloration silica gel heating device, metal membrane filtration device heater and relay.
As shown in Figure 4, Figure 5, the mounting hole 4 of respirator state data acquisition module, embedded center are arranged at respirator top
Processing module 5 is installed on by bolt on the shell of respirator moisture absorption cylinder 2.Respirator state data acquisition module is located at Method for Installation
Junction between blue and moisture absorption cylinder, is connected by RS232/RS485 communication cables with embedded central processing module, in embedded
Entreat cage connection of the processing module by bolt and moisture absorption cylinder.
As shown in figure 3, Cloud Server terminal includes Cloud Server, networking client, database;Monitor terminal includes
PC, tablet personal computer, the multi-platform user terminals of smart mobile phone APP.
Claims (9)
1. electric power transformer breathing apparatus is monitored on-line and regenerative system, it is characterised in that including:Electric power transformer breathing apparatus, number
According to acquisition terminal, Cloud Server terminal and monitor terminal;The electric power transformer breathing apparatus is connected with data collection station, described
Data collection station, Cloud Server terminal, monitor terminal pass sequentially through wireless network connection;
The data collection station includes respirator state data acquisition module, image information collecting module, for receiving and locating
Manage the embedded central processing module of respirator status data and image information and for the power supply of embedded central processing module
Power management module;
The embedded central processing module includes arm processor, data memory module, man-machine interactive system, data transfer mould
Block, clock module, sound and light alarm module, heating control module.
2. electric power transformer breathing apparatus on-line monitoring according to claim 1 and regenerative system, it is characterised in that the electricity
Power transformer breather includes mounting flange, moisture absorption cylinder, the metal membrane filtration device of built-in discoloration silica gel;
The gas outlet of respiratory siphon and electric power transformer breathing apparatus on mounting flange connection transformer oil storage, mounting flange pass through
Adpting flange is connected with moisture absorption cylinder, and moisture absorption cylinder and metal membrane filtration device are by two root long bolt connections, and moisture absorption cylinder bottom sides
Edge has O-ring seal with filter contacts position.
3. electric power transformer breathing apparatus on-line monitoring according to claim 2 and regenerative system, it is characterised in that the number
It is such according to acquisition terminal:
The respirator state data acquisition module include positioned at mounting flange and moisture absorption cylinder junction and by communication cable with
Fiber optic distributed temperature sensor, humidity sensor and the pressure sensor of the embedded central processing module connection;
Described image information acquisition module includes the remote camera for being used to gather discoloration silica gel color image in moisture absorption cylinder, image
Information acquisition module is connected by wireless network with embedded central processing module, and will be long-range in the form of Tcpip data flows
The image of camera shooting is transmitted to embedded central processing module;
The cage connection that the embedded central processing module passes through bolt and the moisture absorption cylinder.
4. electric power transformer breathing apparatus on-line monitoring according to claim 2 and regenerative system, it is characterised in that described
Heating control module includes discoloration silica gel heating device, metal membrane filtration device heater and relay;
Discoloration silica gel heating device is located in moisture absorption cylinder, and metal membrane filtration device heater is located in metal membrane filtration device, abutted
Metal screen in filter;
Discoloration silica gel heating device and metal membrane filtration device heater are connected by cable with embedded central processing module, after
Electrical equipment is located on the circuit board of embedded central processing module, and controlling two respectively by the contact adhesive or disconnection of relay adds
The startup or closing of hot device.
5. electric power transformer breathing apparatus on-line monitoring and regenerative system according to claim 3 or 4, it is characterised in that institute
State arm processor and use the arm processor based on Cortex-A8 frameworks;
The data memory module is divided into storage inside and external storage;
The man-machine interactive system includes display module, touch-screen and keyboard;
The data transmission module includes wireless communication module, RS485 interfaces and USB interface;
The clock module uses built-in RTC real-time clocks, and is configured with lithium battery power supply;
The sound and light alarm module uses buzzer and LED light.
6. electric power transformer breathing apparatus on-line monitoring according to claim 5 and regenerative system, it is characterised in that the electricity
Source control module includes 220V AC powers, photo-voltaic power supply module, AC adapter, battery, and the 220V AC powers are led to
AC adapter connection battery is crossed, the photo-voltaic power supply module connects battery, and the battery connects embedded centre
Manage module.
7. electric power transformer breathing apparatus on-line monitoring according to claim 5 and regenerative system, it is characterised in that the nothing
Line communication module uses the GPRS module based on SIM900A chip developments.
8. electric power transformer breathing apparatus on-line monitoring according to claim 7 and regenerative system, it is characterised in that the cloud
Server terminal includes:
Cloud Server, the connection request sent for identifying and receiving the data collection station, and carry out service response realization
Reception, parsing and the storage of data;
Networking client, for realizing the running status of user's real-time Monitoring Power Transformer respirator after logging in, and to state
Parameter is configured, the regeneration of control electric power transformer breathing apparatus discoloration silica gel;
Database, for storing and managing the running state parameter of electric power transformer breathing apparatus, and user profile.
9. electric power transformer breathing apparatus on-line monitoring according to claim 8 and regenerative system, it is characterised in that the prison
Control terminal includes PC, tablet personal computer, the multi-platform user terminals of smart mobile phone APP.
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CN201720443212.6U CN206920347U (en) | 2017-04-25 | 2017-04-25 | Electric power transformer breathing apparatus is monitored on-line and regenerative system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107064135A (en) * | 2017-04-25 | 2017-08-18 | 山东电力设备有限公司 | Electric power transformer breathing apparatus is monitored on-line and regenerative system |
WO2019219326A1 (en) * | 2018-05-18 | 2019-11-21 | Siemens Aktiengesellschaft | Vehicle transformer |
-
2017
- 2017-04-25 CN CN201720443212.6U patent/CN206920347U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107064135A (en) * | 2017-04-25 | 2017-08-18 | 山东电力设备有限公司 | Electric power transformer breathing apparatus is monitored on-line and regenerative system |
WO2019219326A1 (en) * | 2018-05-18 | 2019-11-21 | Siemens Aktiengesellschaft | Vehicle transformer |
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