CN106300666A - A kind of Intelligent ring network case using FPGA analog switch chip becomes measure and control device - Google Patents
A kind of Intelligent ring network case using FPGA analog switch chip becomes measure and control device Download PDFInfo
- Publication number
- CN106300666A CN106300666A CN201610741855.9A CN201610741855A CN106300666A CN 106300666 A CN106300666 A CN 106300666A CN 201610741855 A CN201610741855 A CN 201610741855A CN 106300666 A CN106300666 A CN 106300666A
- Authority
- CN
- China
- Prior art keywords
- fpga
- cpu
- chip
- xc7a35t
- road
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004891 communication Methods 0.000 claims abstract description 27
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 10
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000835 fiber Substances 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 7
- 230000009977 dual effect Effects 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000009897 systematic effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00019—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using optical means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Small-Scale Networks (AREA)
Abstract
nullThe invention discloses a kind of Intelligent ring network case using FPGA analog switch chip and become measure and control device,Including CPU management、Communication cpu、CAN、PNL liquid crystal panel、Remote server、The Big Dipper/GPS terminal,Described CPU management respectively with described PNL liquid crystal panel、The described Big Dipper/GPS terminal、Described CAN electrically connects,Described CPU management is connected with described communication cpu by internal Ethernet,Described CPU management is connected with described remote server by some Ethernets,Described CAN is the most external to be opened into power insert、Input and output module、Resistance temperature detector input and output module、AC input and output plug-in unit,Described communication cpu external 10 road main website RS485 series wiring terminals respectively、2 road fiber optic Ethernets、2 road SFP、ZigBee module.The present invention uses dual processors design and plug and play technique, can quickly realize intelligent monitoring, telecommunication management, can realize case and uprise the analog acquisition of low-pressure side, non-ionizing energy loss, distant place control, communication and ring exchanger function.
Description
Technical field
The present invention relates to a kind of Intelligent ring network case using FPGA analog switch chip and become measure and control device, belong to photovoltaic station
Measure and control device technical field.
Background technology
Since two thousand, photovoltaic always country's developing core of new forms of energy, owing to photovoltaic generation has: without exhausted
Danger, safe and reliable, noiseless, outside non-pollution discharge, the feature of absolute cleanliness (nuisanceless).Therefore, " promote energy-conservation in country
Reduce discharging and low carbon development " strategic guideline in also play highly important role, be state key put into and development industry.
Along with construction and the development at domestic photovoltaic station, the product at photovoltaic station and smartnet onsite solution SMARTNet also will become each equipment vendors
The new outgoing traffic that benefit is stable, is the reliable new growing point of profit.But, at present photovoltaic plant case is become to the solution of observing and controlling
Scheme, needs many table apparatus such as switch, measure and control device, protocol conversion device to coordinate, and the not only wiring of this mode is complicated
And cost is high, do not meet photovoltaic station low cost, the requirement of high reliability, how can reduce solution cost in photovoltaic station, become
For power consumer, equipment vendors etc. common faced by important topic.
Summary of the invention
It is an object of the invention to, overcome deficiency of the prior art, it is provided that a kind of employing FPGA analog switch chip
Intelligent ring network case become measure and control device, can quickly realize intelligent monitoring, telecommunication management, case can be realized and uprise the simulation of low-pressure side
Amount collection, non-ionizing energy loss, distant place control, communication and ring exchanger function.
The present invention adopts the following technical scheme that a kind of Intelligent ring network case using FPGA analog switch chip becomes observing and controlling dress
Put, it is characterised in that include that CPU management, communication cpu, CAN, PNL liquid crystal panel, remote server, the Big Dipper/GPS is eventually
End, described CPU management electrically connects with described PNL liquid crystal panel, the described Big Dipper/GPS terminal, described CAN respectively, described pipe
Reason CPU is connected with described communication cpu by internal Ethernet, described CPU management pass through some Ethernets and described remotely
Server is connected, described CAN is the most external open into power insert, input and output module, resistance temperature detector open into
Output module, AC input and output plug-in unit, described communication cpu external 10 road main website RS485 series wiring terminals, 2 road optical fiber respectively
Ethernet, 2 road SFP, ZigBee module.
Preferably, communication cpu includes MPC8247 chip, XC7A35T type FPGA, MPC8247 chip and XC7A35T type
FPGA electrically connects, and ZigBee module is electrically connected by I2C or UART or SPI with XC7A35T type FPGA, 10 road main websites
RS485 series wiring terminal electrically connects with XC7A35T type FPGA, and 2 road SFP are by exchanger chip and XC7A35T type FPGA electricity
Connect.
Preferably, be also arranged in series between 10 road main website RS485 series wiring terminals and XC7A35T type FPGA direct current every
From module MAX485.
Preferably, 2 road fiber optic Ethernets include 100M Ethernet interface, 10M Ethernet interface, and XC7A35T type FPGA passes through
RMII is sequentially connected in series DP83848 ethernet transceiver, 100M Ethernet interface external RJ45 interface, and MPC8247 chip is depended on by SNI
Secondary series connection DP83848 ethernet transceiver, 10M Ethernet interface external RJ45 interface.
Preferably, MPC8247 chip is sequentially connected in series outside DP83848 ethernet transceiver, 10M Ethernet interface also by SNI
Connect the MMI module on bus terminal.
Preferably, MPC8247 chip by I2C respectively with DS3231 type RTC, TCN75AVUA digital temperature sensor electricity
Connect.
The implication of the technical term related in the present invention:
UART, universal asynchronous receiving-transmitting transmitter (Universal Asynchronous Receiver/Transmitter),
So-called UART, is a kind of asynchronous receiving-transmitting transmitter, is a part for computer hardware.Data is logical with parallel by serial communication
Letter catch cropping transmission conversion, becomes the chip of Serial output, is typically integrated in the link of other communication interfaces as parallel input.
I2C (Inter-Integrated Circuit) bus is that the twin wire serial developed by PHILIPS company is total
Line, is used for connecting microcontroller and ancillary equipment thereof.
GBIC (abbreviation of Gigabit Interface Converter), is that the kilomegabit signal of telecommunication is converted to optical signal
Interface device.Can be that hot plug uses in GBIC design.GBIC is a kind of fungible product meeting international standard.Use
The kilomegabit switch of GBIC Interface design, owing to exchanging flexibly, commercially occupies the bigger market share.SFP(Small
Form-factor Pluggable) can simply be interpreted as the upgraded version of GBIC.
HMI is the abbreviation of Human Machine Interface, and " man-machine interface " is also named man machine interface.
RTD is the abbreviation of Resistance Temperature Detector, and the meaning is resistance temperature detector, is called for short
It it is thermal resistance.Resistance temperature detector (RTD) is actually the wire that a Gent is different, and its resistance varies with temperature and changes,
Generally RTD material includes copper, platinum, nickel and nickel iron alloy.RTD element can be a wire, it is also possible to is thin film, adopts
It is coated in ceramic-like materials substrate by the method for plating or sputtering.
SNI (Serial Network Interface) serial network interface and MII interface (medium independence interface) class
Seemingly.
RMII (Reduced Media Independent Interface) RMII, is IEEE
In 802.3u standard, the another kind in addition to MII interface realizes.
MMI has two kinds of meanings, and one is MMI i.e. multimedia interface;The MP3 that plugs into, VCD, DVD, game machine etc. can be extended
A kind of line.When being DTV popularization, jack connection top box and a kind of line of TV, also have other purposes.
CAN is the abbreviation (hereinafter referred to as CAN) of Controller Area Network, is the serial of ISO International standardization
Communication protocol.
DS3231 is low cost, in high precision I2C real-time clock (RTC), has integrated temperature compensating crystal oscillator (TCXO) and crystal.
FPGA, i.e. (Field-Programmable Gate Array), i.e. field programmable gate array, than ASIC (specially
With integrated circuit) speed want slow.
RJ45 is 8 modular interfaces of standard.
SPI is the abbreviation of Serial Peripheral Interface (SPI) (Serial Peripheral Interface).SPI, is a kind of high speed
, full duplex, the communication bus of synchronization, and on the pin of chip, only take up four lines, save the pin of chip.
The beneficial effect that the present invention is reached: the present invention uses dual processors design and plug and play technique, all of plug-in unit
Plug design after employing, it is simple to modularized design, simultaneously on the basis of multifunction integrated design, have employed FPGA analog switch
The technology of chip, it is not necessary to the exchanger chip of specialty, can reduce on-the-spot photovoltaic march-past transformer measure control part further
The cost of conservation schemes, meet the trend of photovoltaic low cost, high reliability.
Accompanying drawing explanation
Fig. 1 is the systematic schematic diagram of the present invention.
Fig. 2 is the structural principle schematic diagram of an embodiment of the communication cpu of the present invention.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings.Following example are only used for clearly illustrating the present invention
Technical scheme, and can not limit the scope of the invention with this.
Fig. 1 is the systematic schematic diagram of the present invention.A kind of Intelligent ring network case using FPGA analog switch chip becomes observing and controlling
Device, it is characterised in that include that CPU management, communication cpu, CAN, PNL liquid crystal panel, remote server, the Big Dipper/GPS is eventually
End, CPU management electrically connects with PNL liquid crystal panel, the Big Dipper/GPS terminal, CAN respectively, and CPU management is by internal Ethernet
Being connected with communication cpu, CPU management is connected with remote server by some Ethernets, CAN is the most external open into
Power insert (DI+PWR), input and output module (DIO), resistance temperature detector input and output module (RID+DIO), AC open into
Output plug-in unit (AC+DIO), communication cpu external 10 road main website RS485 series wiring terminals, 2 road fiber optic Ethernets, 2 tunnels respectively
SFP, ZigBee module.
Wherein, AC plug-in unit is responsible for gathering dual low voltage transformer low-pressure side voltage x current amount, and input and output module (DIO) is main
Offer open into and non electrical quantity tripping operation node, observing and controlling CPU mainly provide remote measurement, remote signalling, by control, distant arteries and veins function;Communication cpu is main
Realize the access of serial ports amount, stipulations conversion and ring exchanger function;Remote server includes long-range monitoring client, web browsing
End, debugging end, be used for providing remotely monitoring, web browsing, debugging function;PNL liquid crystal panel is used for the parameter of display management CPU;
The Big Dipper/GPS terminal is to CPU management input position information.
Fig. 2 is the structural principle schematic diagram of an embodiment of the communication cpu of the present invention.Communication cpu includes MPC8247 core
Sheet, XC7A35T type FPGA, MPC8247 chip electrically connects with XC7A35T type FPGA, and ZigBee module passes through UART and XC7A35T
Type FPGA electrically connects, and 10 road main website RS485 series wiring terminals electrically connect with XC7A35T type FPGA, and 2 road SFP pass through switch
Chip electrically connects with XC7A35T type FPGA.
DC-isolation module also it has been arranged in series between 10 road main website RS485 series wiring terminals and XC7A35T type FPGA
MAX485, is used for realizing case and uprises the non-ionizing energy loss of low-pressure side.
2 road fiber optic Ethernets include 100M Ethernet interface, 10M Ethernet interface, and XC7A35T type FPGA is gone here and there successively by RMII
Connection DP83848 ethernet transceiver, 100M Ethernet interface external RJ45 interface, MPC8247 chip is sequentially connected in series by SNI
DP83848 ethernet transceiver, 10M Ethernet interface external RJ45 interface.
MPC8247 chip is sequentially connected in series DP83848 ethernet transceiver, 10M Ethernet interface external bus end also by SNI
MMI module on son.MPC8247 chip is electrically connected with DS3231 type RTC, TCN75AVUA digital temperature sensor respectively by I2C
Connect.
The operation principle of the present invention: the Intelligent ring network case of the present invention becomes the motherboard of measure and control device and is arranged on cabinet front portion, logical
Cross AC input and output plug-in unit collection dual low voltage transformer low-pressure side voltage x current amount and be transferred to CPU management through CAN, management
CPU mono-aspect passes through the real-time display parameter data of PNL liquid crystal panel, shares data by internal Ethernet with communication cpu simultaneously,
Realize the long-range monitoring of photovoltaic plant dual low voltage transformer, web browsing, debugging function by remote server, by north simultaneously
Bucket/GPS terminal monitors the positional information of different photovoltaic plant in real time;Communication cpu includes MPC8247 chip and XC7A35T type
FPGA, MPC8247 chip gathers the MMI module of bus terminal, RJ45 interface by 10M Ethernet interface, and MPC8247 chip gathers
DS3231 type RTC and the temperature information of built-in TCN75AVUA digital temperature sensor, XC7A35T type FPGA gathers 10 tunnels
The ZigBee module letter of each march-past transformator in the rs 232 serial interface signal of main website RS485 series wiring terminal and photovoltaic plant
Breath, it is achieved XC7A35T type FPGA replaces the function of exchanger chip, connects with the SFP that the kilomegabit signal of telecommunication is converted to optical signal
Mouthpart part directly sets up mapping relations.
10 road main website RS485 series wiring terminals can access the equipment such as inverter, header box, irradiation instrument, passes through
IEC60870-5-103 or IEC60870-5-104 communication protocol accesses the Power Station Monitored Control System of current main flow.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, on the premise of without departing from the technology of the present invention principle, it is also possible to make some improvement and deformation, these improve and deformation
Also should be regarded as protection scope of the present invention.
Claims (6)
1. the Intelligent ring network case using FPGA analog switch chip becomes measure and control device, it is characterised in that include management
CPU, communication cpu, CAN, PNL liquid crystal panel, remote server, the Big Dipper/GPS terminal, described CPU management is respectively with described
PNL liquid crystal panel, the described Big Dipper/GPS terminal, described CAN electrically connect, and described CPU management is by internal Ethernet and institute
Stating communication cpu to be connected, described CPU management is connected with described remote server by some Ethernets, described CAN
The most external open into power insert, input and output module, resistance temperature detector input and output module, AC input and output plug-in unit,
Described communication cpu external 10 road main website RS485 series wiring terminals, 2 road fiber optic Ethernets, 2 road SFP, ZigBee module respectively.
A kind of Intelligent ring network case using FPGA analog switch chip the most according to claim 1 becomes measure and control device, its
Being characterised by, described communication cpu includes MPC8247 chip, XC7A35T type FPGA, and described MPC8247 chip is with described
XC7A35T type FPGA electrically connects, and described ZigBee module is by I2C or UART or SPI and described XC7A35T type FPGA electricity
Connecting, described 10 road main website RS485 series wiring terminals electrically connect with described XC7A35T type FPGA, and described 2 road SFP are by handing over
Chip of changing planes electrically connects with described XC7A35T type FPGA.
A kind of Intelligent ring network case using FPGA analog switch chip the most according to claim 2 becomes measure and control device, its
It is characterised by, between described 10 road main website RS485 series wiring terminals and described XC7A35T type FPGA, has also been arranged in series direct current
Isolation module MAX485.
4. become observing and controlling according to the arbitrary described a kind of Intelligent ring network case using FPGA analog switch chip of Claims 2 or 3
Device, it is characterised in that described 2 road fiber optic Ethernets include 100M Ethernet interface, 10M Ethernet interface, described XC7A35T type
FPGA is sequentially connected in series DP83848 ethernet transceiver, described 100M Ethernet interface external RJ45 interface by RMII, described
MPC8247 chip is sequentially connected in series DP83848 ethernet transceiver, described 10M Ethernet interface external RJ45 interface by SNI.
A kind of Intelligent ring network case using FPGA analog switch chip the most according to claim 4 becomes measure and control device, its
Being characterised by, described MPC8247 chip is sequentially connected in series DP83848 ethernet transceiver, described 10M Ethernet interface also by SNI
MMI module on external bus terminal.
6. become observing and controlling dress according to the arbitrary described a kind of Intelligent ring network case using FPGA analog switch chip of claim 2-5
Put, it is characterised in that described MPC8247 chip by I2C respectively with DS3231 type RTC, TCN75AVUA digital temperature sensor
Electrical connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610741855.9A CN106300666A (en) | 2016-08-26 | 2016-08-26 | A kind of Intelligent ring network case using FPGA analog switch chip becomes measure and control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610741855.9A CN106300666A (en) | 2016-08-26 | 2016-08-26 | A kind of Intelligent ring network case using FPGA analog switch chip becomes measure and control device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106300666A true CN106300666A (en) | 2017-01-04 |
Family
ID=57677363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610741855.9A Pending CN106300666A (en) | 2016-08-26 | 2016-08-26 | A kind of Intelligent ring network case using FPGA analog switch chip becomes measure and control device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106300666A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106877226A (en) * | 2017-03-24 | 2017-06-20 | 郑州祥和集团电气设备有限公司 | The AC metal closed switching device of novel intelligent |
CN113376552A (en) * | 2021-06-04 | 2021-09-10 | 北京四方继保工程技术有限公司 | Switching value testing device and method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012196123A (en) * | 2011-02-28 | 2012-10-11 | Sekisui Chem Co Ltd | In-region power demand control system |
CN203573154U (en) * | 2013-11-29 | 2014-04-30 | 保定浪拜迪电气股份有限公司 | Microcomputer intelligent box substation measurement and control system based on optical fiber communication ring network |
CN104716743A (en) * | 2015-03-19 | 2015-06-17 | 南京南瑞继保电气有限公司 | Method and device for realizing integration of protection and control, communication and AGC substation |
CN204633466U (en) * | 2015-03-19 | 2015-09-09 | 南京南瑞继保电气有限公司 | A kind of protection telemetry communication integrated apparatus |
CN205265349U (en) * | 2015-10-08 | 2016-05-25 | 北京科诺伟业科技股份有限公司 | Little electric wire netting intelligence measurement and control device |
CN205304833U (en) * | 2015-11-18 | 2016-06-08 | 国电南瑞南京控制系统有限公司 | Photovoltaic power plant communication suppervision device |
-
2016
- 2016-08-26 CN CN201610741855.9A patent/CN106300666A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012196123A (en) * | 2011-02-28 | 2012-10-11 | Sekisui Chem Co Ltd | In-region power demand control system |
CN203573154U (en) * | 2013-11-29 | 2014-04-30 | 保定浪拜迪电气股份有限公司 | Microcomputer intelligent box substation measurement and control system based on optical fiber communication ring network |
CN104716743A (en) * | 2015-03-19 | 2015-06-17 | 南京南瑞继保电气有限公司 | Method and device for realizing integration of protection and control, communication and AGC substation |
CN204633466U (en) * | 2015-03-19 | 2015-09-09 | 南京南瑞继保电气有限公司 | A kind of protection telemetry communication integrated apparatus |
CN205265349U (en) * | 2015-10-08 | 2016-05-25 | 北京科诺伟业科技股份有限公司 | Little electric wire netting intelligence measurement and control device |
CN205304833U (en) * | 2015-11-18 | 2016-06-08 | 国电南瑞南京控制系统有限公司 | Photovoltaic power plant communication suppervision device |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106877226A (en) * | 2017-03-24 | 2017-06-20 | 郑州祥和集团电气设备有限公司 | The AC metal closed switching device of novel intelligent |
CN113376552A (en) * | 2021-06-04 | 2021-09-10 | 北京四方继保工程技术有限公司 | Switching value testing device and method |
CN113376552B (en) * | 2021-06-04 | 2023-10-27 | 北京四方继保工程技术有限公司 | Switching value testing device and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU2021245134B2 (en) | Solar energy metering, communications, and control system | |
CN101576416B (en) | System for monitoring contact temperature of high-voltage switch cabinet on line | |
CN101710737A (en) | Bus intelligent control system | |
CN103200280B (en) | Transformer station process layer interface equipment | |
CN102325149A (en) | Intelligent network remote terminal unit (RTU) system of electrified railway | |
CN106300666A (en) | A kind of Intelligent ring network case using FPGA analog switch chip becomes measure and control device | |
CN106849346B (en) | A kind of system for testing power distribution automation equipment time adjustment function and timekeeping performance | |
CN202998167U (en) | Protocol converter | |
CN105337411A (en) | Digital power distribution transformer monitoring terminal | |
CN202433756U (en) | High accuracy temperature and humidity monitoring system based on controller area network (CAN) bus | |
CN108233990A (en) | A kind of binary channels bandwidth carrier collector based on dual-active framework | |
CN204795120U (en) | Split type extensible network message storage device | |
CN205722388U (en) | One remotely controls meter copying device | |
CN204515075U (en) | A kind of capacitive power equipment insulativity monitoring device | |
Zhang et al. | Testing protective relays in IEC 61850 framework | |
CN209088631U (en) | The secondary relay protection chip of intelligent substation | |
CN211321024U (en) | Embedded distribution transformer monitoring and metering device and distribution room terminal | |
CN208656503U (en) | A kind of three-phase intelligent PDU | |
CN106249660A (en) | The conflation unit of compatible to IEC 61,850 92 and IEC60044 8 stipulations and method | |
CN108629097B (en) | A kind of substation secondary device topology analyzing method | |
CN104601221A (en) | State monitoring system for merging unit and intelligent terminal | |
CN112118230A (en) | Self-adaptive protocol conversion system for high-voltage direct current measurement and using method thereof | |
CN106708684B (en) | Virtual environment test hardware system for transformer substation | |
CN214067776U (en) | Novel multipurpose communication conversion interface | |
CN213305054U (en) | Modular concentrator and distribution transformer terminal device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |
|
RJ01 | Rejection of invention patent application after publication |