CN203326723U - Integrated power distribution terminal - Google Patents
Integrated power distribution terminal Download PDFInfo
- Publication number
- CN203326723U CN203326723U CN2013203514012U CN201320351401U CN203326723U CN 203326723 U CN203326723 U CN 203326723U CN 2013203514012 U CN2013203514012 U CN 2013203514012U CN 201320351401 U CN201320351401 U CN 201320351401U CN 203326723 U CN203326723 U CN 203326723U
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- CN
- China
- Prior art keywords
- module
- bus
- distribution terminal
- cpu
- control module
- 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.)
- Expired - Lifetime
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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
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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
- 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
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- Arrangements For Transmission Of Measured Signals (AREA)
- Control By Computers (AREA)
Abstract
The utility model relates to an integrated power distribution terminal which comprises a CPU control module, a communication module, a remote measurement module, a switching value input module and a switching value output module. The CPU control module is connected with the communication module via a CAN bus. The CPU control module is connected with the remote measurement module via an SPI bus. The switching value input module and the switching value output module are connected with the CPU control module via a data bus and an address bus. According to the integrated power distribution terminal, a master control CPU is connected with a DSP controller via the CAN bus. The master control CPU adopts an STM32F103ZTE6Z chip. A DSP processor adopts a TMS320F28335 chip. With the application of the classic Harvard bus structure of the integrated power distribution terminal, instruction fetching, data reading and data writing can be completed in parallel in one period by the integrated power distribution terminal. Meanwhile, an induction flow line technology is adopted so that rapidity and instantaneity of signal processing are ensured.
Description
Technical field
The utility model belongs to the controller switching equipment field, especially a kind of integrated distribution terminal.
Background technology
Being arranged on the switching station in distribution feeder loop and distribution substation etc. locates, terminal unit with remote signalling, remote measurement, remote control and fault current monitoring functions such as (or utilizing the fault detector detection failure), become distribution terminal (Distribution terminal unit, DTU).Along with the construction of Intelligent power distribution network, the development of electricity market and economic construction, the institute's terminal applies of standing is more and more universal, and the integrated requirement of its function is also more and more, and the index requests such as fail safe, reliability, real-time are also more and more higher.Station institute terminal in the market, for practical function, real-time, requirement, have to adopt distributed many CPU processing scheme, remote measurement, remote signalling, remote control, communication module packing collocation, and flexibility is bad, and cost is higher.Centralized often because single CPU disposal ability is limited, the indexs such as real-time can not meet requirement.Therefore develop a kind of functionalization configuration requirement that meets, the station institute terminal of requirement of real time, be significant simultaneously.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art part, and a kind of integrated distribution terminal good real-time and that have centralized CPU that has is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of integrated distribution terminal, comprise the CPU control module, communication module, telemetry module and switching value input, output module, wherein, the CPU control module is connected with communication module by the CAN bus, and the CPU control module is connected with telemetry module by spi bus, and switching value input, output module are connected with the CPU control module with address bus by data/address bus.
And described CPU control module comprises master cpu and dsp controller, this master cpu is connected by the CAN bus with dsp controller,
And described master cpu adopts the STM32F103ZTE6Z chip, dsp processor adopts the TMS320F28335 chip.
And described communication module CAN bus is connected with the master cpu in described CPU control module.
And described switching value input, output module directly are connected with the master cpu in described CPU control module by data/address bus.
And the dsp controller in described master cpu module is connected with a plurality of telemetry modules by spi bus.
And described telemetry module adopts 16 AD chip MAX11046, dsp controller carries out the passage switching by spi bus.
And, there is the RS232 interface on described described communication module, RS485 interface, Ethernet interface.
Advantage of the present utility model and good effect are:
1, the utility model by after effective connection and combining, has formed a plurality of modules to have possessed centralized and DTU Distributed C PU control module function simultaneously, has solved centralized CPU disposal ability limited, the problem that real-time is poor.
2, in the utility model, master cpu is connected by the CAN bus with dsp controller, described master cpu adopts the STM32F103ZTE6Z chip, dsp processor adopts the TMS320F28335 chip, its classical Harvard bus structures, make its can walk abreast instruction fetch, read data and write data in one-period, it has adopted the instruction flow line line technology simultaneously, guarantees rapidity and real-time that signal is processed.
3, have the distribution terminal agreements commonly used such as 101,104 in the utility model in master cpu, dsp controller carries out computing and conversion by analog data, then sends master cpu to by the CAN bus, and master cpu is again according to the protocol type processing of packing.
The accompanying drawing explanation
Fig. 1 is the logic diagram that in the utility model, each module connects.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated, following embodiment is illustrative, is not determinate, can not limit protection scope of the present invention with following embodiment.
A kind of integrated distribution terminal (DTU), comprise the CPU control module, communication module, telemetry module and switching value input, output module, wherein, the CPU control module is connected with communication module by controller local area network (CAN) bus, and the CPU control module is connected with telemetry module by Serial Peripheral Interface (SPI) bus, and switching value input, output module are connected with the CPU control module with address bus by data/address bus.
The CPU control module comprises master cpu and Digital Signal Processing (DSP) controller, this master cpu is connected by the CAN bus with dsp controller, described master cpu adopts the STM32F103ZTE6Z chip, dsp processor adopts the TMS320F28335 chip, its classical Harvard bus structures, make its can walk abreast in one-period instruction fetch, read data and write data, it has adopted the instruction flow line line technology simultaneously, guarantees rapidity and real-time that signal is processed.
Have the distribution terminal agreements commonly used such as 101,104 in master cpu, dsp controller carries out computing and conversion by analog data, then sends master cpu to by the CAN bus, and master cpu is again according to the protocol type processing of packing.
Dsp controller in described CPU control module is connected with a plurality of telemetry modules by spi bus, and telemetry module adopts 16 AD chip MAX11046, carries out real time data 8 Channel Synchronous collections; Dsp controller carries out the passage switching by spi bus, gathers the analog data of each telemetry module, carries out computing and data transaction, realizes the computing of the data acquisitions such as voltage, electric current and meritorious, idle, power factor, harmonic data.
There is RS232 interface, RS485 interface, Ethernet interface on described communication module, carry out the telecommunication management of data channel by STM32F103VET6 as cpu chip.Communication module possesses encryption and decryption functions, by the CAN bus, with the master cpu in described CPU control module, is connected, and realizes transmission and the encryption and decryption of different channel protocol messages.
Described switching value input, output module directly are connected with the master cpu in described CPU control module by data/address bus, have real-time good, and the characteristics that priority is high, can reflect on-off state in real time, in time the response on-off value output action.
Claims (8)
1. an integrated distribution terminal, it is characterized in that: comprise the CPU control module, communication module, telemetry module and switching value input, output module, wherein, the CPU control module is connected with communication module by the CAN bus, and the CPU control module is connected with telemetry module by spi bus, and switching value input, output module are connected with the CPU control module with address bus by data/address bus.
2. integrated distribution terminal according to claim 1, it is characterized in that: described CPU control module comprises master cpu and dsp controller, this master cpu is connected by the CAN bus with dsp controller.
3. integrated distribution terminal according to claim 2, is characterized in that: described master cpu employing STM32F103ZTE6Z chip, dsp processor employing TMS320F28335 chip.
4. integrated distribution terminal according to claim 2, it is characterized in that: described communication module CAN bus is connected with the master cpu in described CPU control module.
5. integrated distribution terminal according to claim 2 is characterized in that: described switching value input, output module directly are connected with the master cpu in described CPU control module by data/address bus.
6. integrated distribution terminal according to claim 3, it is characterized in that: the dsp controller in described master cpu module is connected with a plurality of telemetry modules by spi bus.
7. integrated distribution terminal according to claim 6 is characterized in that: described telemetry module adopts 16 AD chip MAX11046, and dsp controller carries out the passage switching by spi bus.
8. integrated distribution terminal according to claim 4, is characterized in that: have the RS232 interface on described described communication module, RS485 interface, Ethernet interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203514012U CN203326723U (en) | 2013-06-19 | 2013-06-19 | Integrated power distribution terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203514012U CN203326723U (en) | 2013-06-19 | 2013-06-19 | Integrated power distribution terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203326723U true CN203326723U (en) | 2013-12-04 |
Family
ID=49666017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203514012U Expired - Lifetime CN203326723U (en) | 2013-06-19 | 2013-06-19 | Integrated power distribution terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN203326723U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104049619A (en) * | 2014-06-30 | 2014-09-17 | 北京煜能电仪自动化技术有限公司 | Switching device remote monitoring terminal shared by remote control loop and remote communication loop |
| CN109975729A (en) * | 2017-12-28 | 2019-07-05 | 国网山东省电力公司电力科学研究院 | A kind of full-automatic distribution power automation terminal comprehensive detection system and method |
-
2013
- 2013-06-19 CN CN2013203514012U patent/CN203326723U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104049619A (en) * | 2014-06-30 | 2014-09-17 | 北京煜能电仪自动化技术有限公司 | Switching device remote monitoring terminal shared by remote control loop and remote communication loop |
| CN109975729A (en) * | 2017-12-28 | 2019-07-05 | 国网山东省电力公司电力科学研究院 | A kind of full-automatic distribution power automation terminal comprehensive detection system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
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| CX01 | Expiry of patent term |