CN102386679A - Data collecting transmission system for transformer station - Google Patents
Data collecting transmission system for transformer station Download PDFInfo
- Publication number
- CN102386679A CN102386679A CN2011103478473A CN201110347847A CN102386679A CN 102386679 A CN102386679 A CN 102386679A CN 2011103478473 A CN2011103478473 A CN 2011103478473A CN 201110347847 A CN201110347847 A CN 201110347847A CN 102386679 A CN102386679 A CN 102386679A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- fiber transceiver
- transformer station
- ethernet
- data collecting
- 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
- 230000005540 biological transmission Effects 0.000 title abstract description 13
- 239000013307 optical fiber Substances 0.000 claims abstract description 29
- 238000013480 data collection Methods 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000005070 sampling Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
Classifications
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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a data collecting transmission system for a transformer station. At a data collecting sending end, a data collecting plate is connected with an Ethernet fiber transceiver through an Ethernet interface at a sending end; the Ethernet fiber transceiver at the sending end is connected with the Ethernet fiber transceiver at a receiving end through optical fiber, and the Ethernet fiber transceiver at the receiving end is connected with a computer through an Ethernet interface; the data collecting plate mainly comprises a 48-path analog switches, a 12-bit A/D converter and a microprocessor LM3S9B90 which are in cascade connection in sequence; and both the Ethernet fiber transceiver at the sending end and the Ethernet fiber transceiver at the receiving end consist of HTB-1100 chips. The data collecting transmission system for the transformer station has the characteristic of strong anti-electromagnetic interference capability, and can completely meet the requirements of monitoring data transmission in a transformer station.
Description
Technical field
The present invention relates to the operating condition of transformer station equipment on-line monitoring system, particularly a kind of data collection and transfering system that is used for transformer station based on Optical Fiber Transmission, applicable object are the transfer of data in 500KV and the following electric pressure transformer station.
Background technology
It is one of means that improve system safety stability that equipment running status in the transformer station is carried out on-line monitoring, and this relates to the collection and the transmission problem of monitor data.Transformer station particularly in the transformer station of voltage levels (220KV and more than), has compiled numerous primary equipments and secondary device in the limited space, this can produce very strong stable state electromagnetic interference and Transient Electromagnetic interference to the data acquiring and transmission system.Adopt the data acquisition system of cable, have the problem that data can't be transmitted and electromagnetic interference is serious, be difficult to satisfy the data communication requirement of high reliability and two-forty as communication media.
Summary of the invention
The purpose of this invention is to provide a kind of data collection and transfering system that is used for transformer station that has anti-electromagnetic interference capability, satisfies the requirement of electrical substation monitoring transfer of data.
The objective of the invention is to realize like this: a kind of data collection and transfering system that is used for transformer station, at the data acquisition transmitting terminal, data acquisition board links to each other with the transmitting terminal ethernet optical fiber transceiver through Ethernet interface; The transmitting terminal ethernet optical fiber transceiver is connected with the receiving terminal ethernet optical fiber transceiver through optical fiber, and the receiving terminal ethernet optical fiber transceiver links to each other with computer through Ethernet interface; Above-mentioned data acquisition board mainly by 48 path analoging switch, 12 A/D converters and microprocessor LM3S9B90 in order cascade form; Said transmitting terminal ethernet optical fiber transceiver and receiving terminal ethernet optical fiber transceiver all adopt the HTB-1100 chip to form.
The working power of above-mentioned data acquisition board mainly is made up of bridge rectifier, filter circuit, voltage stabilizing chip LM2596-5V and DS1205.
Above-mentioned 48 path analoging switch are made up of 68 path analoging switch ADG609.
The technical scheme that adopts in the native system is: at the data acquisition transmitting terminal; Signal to be collected at first passes through multiway analog switch; After conditioning, analog-to-digital conversion, become digital signal then; ICP/IP protocol (lwip) through transplanting is packaged as the network interface data with digital signal, utilize again the transmitting terminal ethernet optical fiber transceiver with the network interface data conversion for light signal and be transmitted through the fiber to data receiver, data receiver adopts the ethernet optical fiber transceiver corresponding with transmitting terminal to be reduced into the signal of telecommunication to light signal; And send into computer, thereby realize the collection and the transmission of multichannel data through Ethernet interface.
The invention has the beneficial effects as follows: system as signal transmission medium, realizes the electrical isolation of data acquisition and transmission with optical fiber, adopts the light signal long-distance transmission data, effectively reduces the influence of electromagnetic interference; Signal transmission form is safe and reliable, error is little, transmission bandwidth is high; Data acquisition module is core devices with LM3S9B90, and sampling channel reaches 48 the tunnel; System adopts optical fiber as communication media, realizes transmitting terminal and receiving terminal electrical isolation and the anti-electromagnetic interference property of transfer of data height, and transmission range can reach 5km farthest, is applicable to the transfer of data in 500KV and the following electric pressure transformer station.
Description of drawings
Fig. 1 is a theory diagram of the present invention.
Fig. 2 is a power circuit diagram of the present invention.
Fig. 3 is data acquisition flow figure of the present invention.
Embodiment
Fig. 1 illustrates, and originally is used for the data collection and transfering system of transformer station, and at the data acquisition transmitting terminal, data acquisition board links to each other with the transmitting terminal ethernet optical fiber transceiver through Ethernet interface; The transmitting terminal ethernet optical fiber transceiver is connected with the receiving terminal ethernet optical fiber transceiver through optical fiber, and the receiving terminal ethernet optical fiber transceiver links to each other with computer through Ethernet interface; Above-mentioned data acquisition board mainly by 48 path analoging switch, 12 A/D converters and microprocessor LM3S9B90 in order cascade form; Said transmitting terminal ethernet optical fiber transceiver and receiving terminal ethernet optical fiber transceiver all adopt the HTB-1100 chip.The working power of data acquisition board mainly is made up of bridge rectifier, filter circuit, voltage stabilizing chip LM2596-5V and DS1205.48 path analoging switch are made up of 68 path analoging switch ADG609.Multiple signals (like 48 road signals) link to each other with 48 path analoging switch through shielded type cable.The ethernet optical fiber transceiver of transmitting terminal and receiving terminal all adopts the HTB-1100 module, and both adopt the SC interface to connect through optical fiber.
Among Fig. 2; 1,2 pin of J1 access ability current transformer input respectively; LM2596-5.0V and DS1205 (or A1205SD-2W) are power supply chip, 1,2 pin of J3 connect respectively GND and+pin of 5V, 1,2,3 pin of J4 connect respectively-5V, GND and+pin of 5V.The working power of data acquisition board mainly is made up of bridge rectifier, filter circuit, voltage stabilizing chip LM2596-5V and DS1205.
Fig. 3 is data acquisition flow figure of the present invention.At first A/D initialization mainly comprises clock, sampling channel, sampling series, step value, produces when sampling finishes and interrupt.Timer initialization again is provided with timer Timer0 16 bit patterns, cycle output pulse-triggered AD sampling.AD after initialization, the pulse-triggered of waiting timer sampling, each sampling all is a sequence, i.e. 8 passages with 4 passages.Trigger when each sequential sampling finishes and interrupt, in interrupting, remove interrupt identification, switch analog channel; Read data send buffering area; Judge whether to reach the number of a packet,, then return wait timer next time and trigger interruption if do not reach; When reaching a packet number UDP transmission sign is set then, and returns wait timer next time and trigger interruption.
Claims (3)
1. a data collection and transfering system that is used for transformer station is characterized in that, at the data acquisition transmitting terminal, data acquisition board links to each other with the transmitting terminal ethernet optical fiber transceiver through Ethernet interface; The transmitting terminal ethernet optical fiber transceiver is connected with the receiving terminal ethernet optical fiber transceiver through optical fiber, and the receiving terminal ethernet optical fiber transceiver links to each other with computer through Ethernet interface; Above-mentioned data acquisition board mainly by 48 path analoging switch, 12 A/D converters and microprocessor LM3S9B90 in order cascade form; Said transmitting terminal ethernet optical fiber transceiver and receiving terminal ethernet optical fiber transceiver all adopt the HTB-1100 chip to form.
2. a kind of data collection and transfering system that is used for transformer station according to claim 1 is characterized in that the working power of said data acquisition board mainly is made up of bridge rectifier, filter circuit, voltage stabilizing chip LM2596-5V and DS1205.
3. a kind of data collection and transfering system that is used for transformer station according to claim 1 and 2 is characterized in that said 48 path analoging switch are made up of 68 path analoging switch ADG609.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103478473A CN102386679A (en) | 2011-11-07 | 2011-11-07 | Data collecting transmission system for transformer station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103478473A CN102386679A (en) | 2011-11-07 | 2011-11-07 | Data collecting transmission system for transformer station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102386679A true CN102386679A (en) | 2012-03-21 |
Family
ID=45825779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103478473A Pending CN102386679A (en) | 2011-11-07 | 2011-11-07 | Data collecting transmission system for transformer station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102386679A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103425185A (en) * | 2012-05-15 | 2013-12-04 | 苏州工业园区新宏博通讯科技有限公司 | Core processor board |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201859196U (en) * | 2010-11-02 | 2011-06-08 | 武汉大学 | On-line monitoring device of high-voltage parallel capacitor |
| CN102222406A (en) * | 2011-04-29 | 2011-10-19 | 陈攀 | Composite voltage carrier communication system |
| CN202331792U (en) * | 2011-11-07 | 2012-07-11 | 四川省电力公司宜宾电业局 | Data collection transmission system for transformer substation |
-
2011
- 2011-11-07 CN CN2011103478473A patent/CN102386679A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201859196U (en) * | 2010-11-02 | 2011-06-08 | 武汉大学 | On-line monitoring device of high-voltage parallel capacitor |
| CN102222406A (en) * | 2011-04-29 | 2011-10-19 | 陈攀 | Composite voltage carrier communication system |
| CN202331792U (en) * | 2011-11-07 | 2012-07-11 | 四川省电力公司宜宾电业局 | Data collection transmission system for transformer substation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103425185A (en) * | 2012-05-15 | 2013-12-04 | 苏州工业园区新宏博通讯科技有限公司 | Core processor board |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121122 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121122 Address after: 644000 Sichuan, South Bank of the Yangtze River Road, Yibin, No. 17 Applicant after: Yibin Electric Power Bureau of Sichuan Electric Power Corporation Applicant after: State Grid Corporation of China Address before: 644000 Sichuan, South Bank of the Yangtze River Road, Yibin, No. 17 Applicant before: Yibin Electric Power Bureau of Sichuan Electric Power Corporation |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120321 |