CN207096766U - A kind of intelligent switch condition monitoring system - Google Patents
A kind of intelligent switch condition monitoring system Download PDFInfo
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- CN207096766U CN207096766U CN201721123749.0U CN201721123749U CN207096766U CN 207096766 U CN207096766 U CN 207096766U CN 201721123749 U CN201721123749 U CN 201721123749U CN 207096766 U CN207096766 U CN 207096766U
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Abstract
It the utility model is related to high-voltage switch gear monitoring technology field, in particular a kind of intelligent switch condition monitoring system, the main process task DSP is in communication with each other with vice processing DSP synchronous serial interfaces by RS232/485 and linked, the main process task DSP passes through communication interface connecting valve controller, the vice processing DSP passes through communication interface connecting moves machinery, the A/D modular converters input is connected with direct current collection plug-in unit, output end is connected to the vice processing DSP, the communication plug-in unit multithreading is connected to vice processing DSP, described to open/enter plug-in unit and be connected to main process task DSP.The utility model, system coordinates control model using main process task DSP and vice processing DSP, main process task DSP is used to realize switch controller and phase selection function, vice processing DSP realizes that state surveys class function, intercommunication and data exchange are realized by a communication module between it, realized for correlation function and data branch is provided, and data processing speed is fast, precision is high, ensure that the stability of system.
Description
Technical field
High-voltage switch gear monitoring technology field is the utility model is related to, specially a kind of intelligent switch condition monitoring system.
Background technology
In recent years, as the new energy such as photovoltaic, wind-powered electricity generation develop, national grid also widelys popularize the construction of intelligent grid to expire
The demand of sufficient new-energy grid-connected so that the demand sharp increase of primary cut-out (high-voltage switch gear) equipment, while to high pressure open circuit
The stable operation of device also improves therewith.Primary cut-out is one of visual plant in power system, plays control and protection is double
Important task is engaged in, and its running status directly affects the operation stability and power supply reliability of power system, when it breaks down or thing
Therefore when can cause power grid accident or expand accident, cause sizable economic and other side loss.Primary cut-out is long-term
It is operated in the environment of high voltage, high current, Switch main body material can deteriorate under strong electric field, furthermore its SF6 gas is grown
Leakage phenomenon occurs for the time, causes insulating properties and electric property to decline.Counted according to switch failure over the years, switch refuses point,
It is higher to refuse the fault occurrence frequencies such as conjunction, malfunction, the leakage of SF6 gases and shelf depreciation, directly affects the stable of power system and transport
OK, serious economic loss is also brought.
Utility model content
The purpose of this utility model is to provide a kind of intelligent switch condition monitoring system, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides following technical scheme：
A kind of intelligent switch condition monitoring system, including main process task DSP, vice processing DSP, A/D modular converter, communication plug-in unit
And plug-in unit is opened/enters, the main process task DSP is in communication with each other with vice processing DSP synchronous serial interfaces by RS232/485 and linked, described
Main process task DSP passes through communication interface connecting moves machinery, institute by communication interface connecting valve controller, the vice processing DSP
State A/D modular converter inputs and be connected with direct current collection plug-in unit, output end is connected to the vice processing DSP, the communication plug-in unit
Multithreading is connected to vice processing DSP, described to open/enter plug-in unit and be connected to main process task DSP.
Preferably, in addition to alarm display and KVM expanders, the alarm and display pass through RS232/
485 multithreadings are connected to main process task DSP.
Preferably, be connected between the main process task DSP and vice processing DSP memory, GPS pairs when unit and electricity
Source.
Preferably, the main process task DSP and vice processing DSP use AT91RM9200 processors.
Preferably, the direct current collection plug-in unit is the single-phase electric quantity acquisition module in the tunnel of HC-31D-18L types 18.
Preferably, the A/D modular converters use MAX179 chips as processing core.
Preferably, the communication plug-in unit uses CBB-810/NTX-801 communication modules.
Preferably, the alarm is buzzer, G150 alarms or HC-103 audible-visual annunciators, and the display is
LCD1602 LCD MODULEs.
Compared with prior art, the beneficial effects of the utility model are：(1) coordinated using main process task DSP and vice processing DSP
Control model, main process task DSP are used to realize switch controller and phase selection function, and vice processing DSP realizes that state surveys class function；
(2) intercommunication sum is realized by a CBB-810/NTX-801 communication module between main process task DSP and vice processing DSP
According to exchange, realized for correlation function and data branch is provided, and data processing speed is fast, causes the preferable data-handling capacity of the system
And using effect, it ensure that the stability of system；(3) designed between each part using plug-in type, add the flexibility of configuration
With the durability of plug-in unit, in addition to analog quantity (A/D modular converters) needs analog quantity channel between vice processing DSP, other
Hardware is facilitated to transplant and extend by RS232/485 buses between work(part.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme：
A kind of intelligent switch condition monitoring system, including main process task DSP, vice processing DSP, A/D modular converter, communication plug-in unit
And plug-in unit is opened/enters, the main process task DSP is in communication with each other with vice processing DSP synchronous serial interfaces by RS232/485 and linked, described
Main process task DSP is led to by communication interface connecting valve controller, the vice processing DSP by communication interface connecting moves machinery
It is two groups to believe interface, and respectively major and minor processing DSP is independently operated, the A/D modular converters input, and to be connected with direct current collection slotting
Part, output end are connected to the vice processing DSP, and the communication plug-in unit multithreading is connected to vice processing DSP, it is described open/enter plug-in unit
It is connected to main process task DSP；Also include alarm display and KVM expanders, the alarm and display pass through
RS232/485 multithreadings are connected to main process task DSP；Memory, GPS are connected between the main process task DSP and vice processing DSP
Pair when unit and power supply；The main process task DSP and vice processing DSP use AT91RM9200 processors, described
AT91RM9200 is ARM9TDMI processor cores, includes the Thumb instruction set of 16, can be with 16 using Thumb instruction set
The overhead of position obtains the performance of 32, and the arithmetic speed being operated under 180MHz frequencies can be higher than 200MIP.Also collect simultaneously
Into abundant system peripherals and the interface of application periphery and standard, for need high function, low cost, low-power consumption it is computation-intensive
Type application provides the solution of a single chip level, disclosure satisfy that management, sampling, control, analysis and communication in design
Etc. function, main process task DSP described in main process task DSP provides the input of two-way light serial ports, for accessing B codes or light pulse per second (PPS), carries simultaneously
For 2 road fiber optic Ethernet mouths：Optical port 0 and optical port 1, ST interfaces, when supporting IEC61588 pairs, another 1 road power network mouth is as debugging
Configuration is used, there is provided the PPS test mouths of a light pulse output, vice processing DSP fiber optic Ethernets mouth (communication interface) are used for networking
With reception control information；Electric Ethernet (mouth) is used for the test of system connected with computer and used；The direct current collection plug-in unit is HC-31D-
The single-phase electric quantity acquisition module in the tunnel of 18L types 18；The A/D modular converters use MAX179 chips as processing core, 18 tunnel single-phase electricities
The direct current acquisition circuit that acquisition module supports 9 × 2 (18) road independences is measured, passes through the sensor group to monitoring switch：Current Mutual Inductance
The Monitoring Data of device, voltage transformer, photo-electricity mutual-inductor, acceleration transformer etc. is acquired, and the voltage signal on 18 tunnels leads to
The voltage signal that filtering is treated as MAX179 chips is crossed, the vice processing DSP processing is sent after collection；It is described open/enter it is slotting
Part open/enter plug-in unit provide multichannel independent loop normally opened contact, can be used for switch logic blocking, close after signal, reclosing
The control of export of discharge signal also provide open into plug-in unit provide multichannel road open into, be respectively used to gather on off state open into and some
Specific maintenance pressing plate, involution are opened into, logic blocking pressing plate etc., each normally opened contact for exporting plug-in unit and providing how secondary independent loop,
The control for being respectively used to switch and breaker exports；The communication plug-in unit uses CBB-810/NTX-801 communication modules, for connecing
Combining unit or the SV sampled values of other smart machines transmission are received, gives local analysis after main process task DSP and vice processing DSP processing
Use；The GOOSE information exchanges between main process task DSP and vice processing DSP are completed simultaneously；The alarm is buzzer, G150
Alarm or HC-103 audible-visual annunciators, for abnormal and each fault warning, the display to be LCD1602 liquid crystal displays
Module, for various parameters after display system collection and processor processing, such as State-Inspect of High-Voltage Circuit interface display, data are moved
State fluctuation etc..
The switch controller provides control and on-off model provides control and on-off model, and control object is open circuit
Device and switch, communications protocol are GOOSE (GOOSE signals), and it is MMS to act machinery and provide status monitoring category information communications protocol
(MMS signals)；Designed between each part using plug-in type, add the flexibility of configuration and the durability of plug-in unit, except simulation
Amount (A/D modular converters) is needed outside analog quantity channel between vice processing DSP, passes through RS232/ between other work(parts
485 buses, hardware is facilitated to transplant and extend, while the system coordinates control model using main process task DSP and vice processing DSP, it is main
Processing DSP is used to realize switch controller and phase selection function, and vice processing DSP realizes that state surveys class function, main process task DSP and
Intercommunication and data exchange are realized by a CBB-810/NTX-801 communication module between vice processing DSP, are related work(
It can realize and data branch is provided, and data processing speed is fast, precision is high, ensure that the stability of system.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of intelligent switch condition monitoring system, including main process task DSP, vice processing DSP, A/D modular converter, communication plug-in unit with
And open/enter plug-in unit, it is characterised in that：The main process task DSP is in communication with each other by RS232/485 and vice processing DSP synchronous serial interfaces
Link, the main process task DSP are connected dynamic by communication interface connecting valve controller, the vice processing DSP by communication interface
Make machinery, the A/D modular converters input is connected with direct current collection plug-in unit, and output end is connected to the vice processing DSP, described
Communication plug-in unit multithreading is connected to vice processing DSP, described to open/enter plug-in unit and be connected to main process task DSP.
A kind of 2. intelligent switch condition monitoring system according to claim 1, it is characterised in that：Also shown including alarm
Device and KVM expanders, the alarm and display are connected to main process task DSP by RS232/485 multithreadings.
3. according to a kind of intelligent switch condition monitoring system according to any one of claims 1 to 2, it is characterised in that：It is described
Be connected between main process task DSP and vice processing DSP memory, GPS pairs when unit and power supply.
A kind of 4. intelligent switch condition monitoring system according to claim 3, it is characterised in that：The main process task DSP and
Vice processing DSP uses AT91RM9200 processors.
A kind of 5. intelligent switch condition monitoring system according to claim 1, it is characterised in that：The direct current gathers plug-in unit
For the single-phase electric quantity acquisition module in the tunnel of HC-31D-18L types 18.
A kind of 6. intelligent switch condition monitoring system according to claim 1, it is characterised in that：The A/D modular converters
MAX179 chips are used as processing core.
A kind of 7. intelligent switch condition monitoring system according to claim 3, it is characterised in that：The communication plug-in unit uses
CBB-810/NTX-801 communication modules.
A kind of 8. intelligent switch condition monitoring system according to claim 2, it is characterised in that：The alarm is buzzing
Device, G150 alarms or HC-103 audible-visual annunciators, the display are LCD1602 LCD MODULEs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721123749.0U CN207096766U (en) | 2017-09-04 | 2017-09-04 | A kind of intelligent switch condition monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721123749.0U CN207096766U (en) | 2017-09-04 | 2017-09-04 | A kind of intelligent switch condition monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207096766U true CN207096766U (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721123749.0U Expired - Fee Related CN207096766U (en) | 2017-09-04 | 2017-09-04 | A kind of intelligent switch condition monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109542066A (en) * | 2018-12-04 | 2019-03-29 | 江苏汉东机械有限公司 | A kind of industrial automation system alarmed and be automatically switched |
-
2017
- 2017-09-04 CN CN201721123749.0U patent/CN207096766U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109542066A (en) * | 2018-12-04 | 2019-03-29 | 江苏汉东机械有限公司 | A kind of industrial automation system alarmed and be automatically switched |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20180904 |
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| CF01 | Termination of patent right due to non-payment of annual fee |