CN102035252A - Distribution electrical energy monitoring terminal - Google Patents
Distribution electrical energy monitoring terminal Download PDFInfo
- Publication number
- CN102035252A CN102035252A CN200910153049XA CN200910153049A CN102035252A CN 102035252 A CN102035252 A CN 102035252A CN 200910153049X A CN200910153049X A CN 200910153049XA CN 200910153049 A CN200910153049 A CN 200910153049A CN 102035252 A CN102035252 A CN 102035252A
- Authority
- CN
- China
- Prior art keywords
- module
- electric energy
- distribution transforming
- energy monitor
- monitor terminal
- 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
Images
Abstract
The invention discloses a distribution electrical energy monitoring terminal, which comprises a central control microprocessor unit (MPU), a power supply module, a signal acquisition module, a self-checking/maintenance module, a reactive power compensation control module, a human-machine interactive module, a communication module, an alarm module, a theft-proof module and a data storage module. Based on modularized design, the monitoring terminal has the advantages of simple internetworking, reliable operation, low running expense and the like.
Description
Technical field
The invention belongs to electric energy management terminal, specifically be meant a kind of distribution transforming electric energy monitor terminal for the distribution field.
Background technology
Based on the multiple electric energy management terminal and the system of power transmission network, power distribution network, low voltage network, the communication mode of these systems mainly adopts dialing, special line, Ethernet, 230MHz wireless network at present.High speed development along with mobile communication technology, use obtaining aspect power distribution network and the low voltage network remote data acquisition widely by grouping service wireless-code division multiple access (GPRS/CDMA) communication mode, obtained in China wideling popularize based on big customer's power load management system of GPRS/CDMA communication mode.
Along with the complexity of modern embedded system is more and more higher, operating system has become the indispensable part of embedded system, and the core of embedded system is embedded microprocessor and embedded OS.Early stage embedded system hardware core is various types of 8 and 16 single-chip microcomputers, and 32 ARM kernels of technical grade MPU progressively occupies high-end market with its powerful data-handling capacity.Based on its powerful data-handling capacity, the function of embedded system has obtained great enhancing.
Summary of the invention
The objective of the invention is in order to overcome the shortcoming and defect that prior art exists, and a kind of modularized design, networking is simple, reliable, operating cost is low distribution transforming electric energy monitor terminal are provided.
For achieving the above object, technical scheme of the present invention is to include the control MPU of central authorities, power module, signal acquisition module, self check/maintenance module, reactive power compensation control module, human-computer interaction module, communication module, alarm module, anti-theft module, data memory module.The present invention obtains three-phase voltage in the electrical network by signal acquisition module, three-phase current, forward and reverse gaining merit/reactive power, power factor, data such as pulsed quantity, and then can gather each phase voltage, the electrical parameters such as harmonic content that electric current is 2 to 19 times, acquired signal can draw instantaneous power after the control MPU of central authorities statistics, the accumulative total electric weight, the rate of qualified voltage statistics, power factor qualification rate statistics, statistics of extremes, decompression defluidization phase failure statistics, power-failure counting, the result is analyzed in Harmonics Calculation and analysis etc., for unusually, out-of-limit statistic analysis result processor sends alarm signal to alarm module, by alarm module the related personnel is alarmed, send alarm signal to main website in case of necessity, data memory module can store real time data and current data and various days curve datas, form various historical day data in day Mo, form various historical month data at the end of month, the historical month data-storing time is no less than 6 months, the lock in time signal of the time of distribution transforming measure monitor control terminal by communication module output edits, and adds temporal information on acquired signal.The intact data of distribution transforming measure monitor control terminal collection are uploaded to master station computer by communication module with wireless network forms, human-computer interaction module can carry out the on-the-spot inquiry that reaches information of revising to important parameter, selftest module energy automatic diagnosis terminal mainboard, the I/O plate, communication module, clock is unusual, support the remote upgrade terminal software, have self check and self-recovering function, the reactive power compensation control module can be carried out automatic switching to the capacitor group by the target power factor value that is provided with, realize the reactive power in-situ balance, anti-theft module adopts the modularized design of absolute construction, form a whole with terminal, install simple, low in energy consumption, illegal personnel near distribution transforming and electric power facility thereof are warned and threaten.
Further being provided with is also to include infrared/RS232 interface module; this setting can be carried out communication with PC, palm machine etc. by infrared/RS232 interface; finish programming, parameter setting and check meter, also can be to terminal setting/inquiry various information, setting operation has password protection.
Further being provided with is also to include the RS485 interface module.The RS485 mouth of this terminal can be configured to subtending port, realizes being connected to each other, and constitutes the cascade collection, and wherein one is the master terminal pattern, and all the other are from terminal pattern, shares the telecommunication passage of master terminal.
Described communication module further is set is Modem based on the GPRS/CDMA network.By this setting, can directly use by grouping service wireless-code division multiple access (GPRS/CDMA) communication mode at power distribution network and low voltage network remote data acquisition, the operational reliability fail safe is good, and stability is high.
The further setting is the MPU that the described control MPU of central authorities is a kernel for 32 ARM of employing technical grade.The MPU that this is provided with and adopts 32 ARM of technical grade is kernel is compared to traditional 8 and 16 single-chip microcomputer, and its data-handling capacity is strong, makes the function of embedded system of the present invention obtain great enhancing.
Further being provided with is that described human-computer interaction module includes keyboard and LCD display.This is provided with and adopts the keyboard input, display screen Display Technique maturation, and the reliability height, cost is low.
Further being provided with is that described data memory module is the FLASH flash memory.This setting, employing FLASH flash memory effect data memory module capacity is big, volume is little.
Below in conjunction with specification drawings and specific embodiments the present invention is done further introduction.
Description of drawings
Fig. 1 specific embodiment of the invention functional-block diagram;
The access figure of Fig. 2 specific embodiment of the invention in the distribution transforming management system;
Fig. 3 specific embodiment of the invention remote upgrade schematic diagram.
Embodiment
The embodiment of this practical information as shown in Figure 1 includes the control MPU of central authorities, power module, signal acquisition module, self check/maintenance module, reactive power compensation control module, human-computer interaction module, communication module, alarm module, anti-theft module, data memory module.The present invention obtains three-phase voltage in the electrical network by signal acquisition module, three-phase current, forward and reverse gaining merit/reactive power, power factor, data such as pulsed quantity, and then can gather each phase voltage, the electrical parameters such as harmonic content that electric current is 2 to 19 times, acquired signal can draw instantaneous power after the control MPU of central authorities statistics, the accumulative total electric weight, the rate of qualified voltage statistics, power factor qualification rate statistics, statistics of extremes, decompression defluidization phase failure statistics, power-failure counting, the result is analyzed in Harmonics Calculation and analysis etc., for unusually, out-of-limit statistic analysis result processor sends alarm signal to alarm module, by alarm module the related personnel is alarmed, send alarm signal to main website in case of necessity, data memory module can store real time data and current data and various days curve datas, form various historical day data in day Mo, form various historical month data at the end of month, the historical month data-storing time is no less than 6 months, the lock in time signal of the time of distribution transforming measure monitor control terminal by communication module output edits, and adds temporal information on acquired signal.The intact data of distribution transforming measure monitor control terminal collection are uploaded to master station computer by communication module with wireless network forms, human-computer interaction module can carry out the on-the-spot inquiry that reaches information of revising to important parameter, selftest module energy automatic diagnosis terminal mainboard, the I/O plate, communication module, clock is unusual, support the remote upgrade terminal software, have self check and self-recovering function, the reactive power compensation control module can be carried out automatic switching to the capacitor group by the target power factor value that is provided with, realize the reactive power in-situ balance, anti-theft module adopts the modularized design of absolute construction, form a whole with terminal, install simple, low in energy consumption, illegal personnel near distribution transforming and electric power facility thereof are warned and threaten.
In addition; present embodiment also includes infrared/RS232 interface module and RS485 interface module can be carried out communication with PC, palm machine etc. by infrared/RS232 interface, finish programming, parameter setting and check meter; also can be to terminal setting/inquiry various information, setting operation has password protection.The RS485 mouth can be configured to subtending port, realizes being connected to each other, and constitutes the cascade collection, and wherein one is the master terminal pattern, and all the other are from terminal pattern, shares the telecommunication passage of master terminal.
In addition, the described communication module of present embodiment is the Modem based on the GPRS/CDMA network, therefore can directly use by grouping service wireless-code division multiple access (GPRS/CDMA) communication mode at power distribution network and low voltage network remote data acquisition, the operational reliability fail safe is good, and stability is high.
The MPU that the described control MPU of central authorities of present embodiment is a kernel for 32 ARM of employing technical grade.The MPU that this is provided with and adopts 32 ARM of technical grade is kernel is compared to traditional 8 and 16 single-chip microcomputer, and its data-handling capacity is strong, makes the function of embedded system of the present invention obtain great enhancing.
In addition, the described human-computer interaction module of present embodiment includes keyboard and LCD display.This is provided with and adopts the keyboard input, display screen Display Technique maturation, and the reliability height, cost is low.Certainly the present invention can also adopt touch-screen as human-computer interaction module.
The described data memory module of present embodiment is the FLASH flash memory, and employing FLASH flash memory effect data memory module capacity is big, volume is little.
Shown in the access figure of the present invention as shown in Figure 2, the signal output part of the reactive compensation module of comprehensive distribution box, anti-theft module, environment control module, power distribution module is connected with the input of distribution transforming electric energy measure monitor terminal of the present invention respectively, image data is via the control MPU of central authorities statistical analysis, and data message is sent to backstage distribution management system by communication module, realize the digitlization of comprehensive distribution box operational management.Can interconnect with other-end by the RS485 interface, constitute the cascade collection, wherein one is the master terminal pattern, and all the other are from terminal pattern, shares the telecommunication passage of master terminal.
System shown in the remote upgrade schematic diagram as shown in Figure 3, and is kept in the FLASH flash memory from long-range front end processor download and upgrade code by communication module, in the control MPU of the central authorities fill order wiping and copy command is realized code update to the FLASH flash memory.
Claims (7)
1. a distribution transforming electric energy monitor terminal is characterized in that: include the control MPU of central authorities, power module, signal acquisition module, self check/maintenance module, reactive power compensation control module, human-computer interaction module, communication module, alarm module, anti-theft module, data memory module.
2. according to claim a kind of distribution transforming electric energy monitor terminal is characterized in that: also include infrared/RS232 interface module.
3. according to claim a kind of distribution transforming electric energy monitor terminal is characterized in that: also include the RS485 interface module.
4. according to claim 1 or 2 or 3 described kinds of distribution transforming electric energy monitor terminals, it is characterized in that: described communication module is the Modem based on the GPRS/CDMA network.
5. according to claim 4 kind of distribution transforming electric energy monitor terminal is characterized in that: the MPU that the described control MPU of central authorities is a kernel for 32 ARM of employing technical grade.
6. according to claim 5 kind of distribution transforming electric energy monitor terminal, it is characterized in that: described human-computer interaction module includes keyboard and LCD display.
7. according to claim 6 kind of distribution transforming electric energy monitor terminal is characterized in that: described data memory module is the FLASH flash memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910153049XA CN102035252A (en) | 2009-09-25 | 2009-09-25 | Distribution electrical energy monitoring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910153049XA CN102035252A (en) | 2009-09-25 | 2009-09-25 | Distribution electrical energy monitoring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102035252A true CN102035252A (en) | 2011-04-27 |
Family
ID=43887752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910153049XA Pending CN102035252A (en) | 2009-09-25 | 2009-09-25 | Distribution electrical energy monitoring terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102035252A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377187A (en) * | 2011-10-19 | 2012-03-14 | 镇江博扬电气科技有限公司 | Reactive compensation system on remote monitoring post |
| CN104216399A (en) * | 2014-09-02 | 2014-12-17 | 科大智能电气技术有限公司 | Image transmission based remote distribution transformer terminal debugging system and remote debugging method thereof |
| CN104503415A (en) * | 2014-12-29 | 2015-04-08 | 四川双众科技有限公司 | System for remotely checking and resetting running parameters of reactive compensation device |
| CN104902704A (en) * | 2015-05-12 | 2015-09-09 | 国家电网公司 | Reactive power factor abnormality remote alarm device |
| CN105577415A (en) * | 2014-10-17 | 2016-05-11 | 中兴通讯股份有限公司 | Intelligent optical distribution network (ODN) device |
| CN112564275A (en) * | 2020-11-11 | 2021-03-26 | 武汉欧博尔电力有限公司 | Technical method of energy-saving automatic power distribution management system |
-
2009
- 2009-09-25 CN CN200910153049XA patent/CN102035252A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377187A (en) * | 2011-10-19 | 2012-03-14 | 镇江博扬电气科技有限公司 | Reactive compensation system on remote monitoring post |
| CN104216399A (en) * | 2014-09-02 | 2014-12-17 | 科大智能电气技术有限公司 | Image transmission based remote distribution transformer terminal debugging system and remote debugging method thereof |
| CN104216399B (en) * | 2014-09-02 | 2017-02-15 | 科大智能电气技术有限公司 | Remote debugging method of image transmission based remote distribution transformer terminal debugging system |
| CN105577415A (en) * | 2014-10-17 | 2016-05-11 | 中兴通讯股份有限公司 | Intelligent optical distribution network (ODN) device |
| CN104503415A (en) * | 2014-12-29 | 2015-04-08 | 四川双众科技有限公司 | System for remotely checking and resetting running parameters of reactive compensation device |
| CN104902704A (en) * | 2015-05-12 | 2015-09-09 | 国家电网公司 | Reactive power factor abnormality remote alarm device |
| CN112564275A (en) * | 2020-11-11 | 2021-03-26 | 武汉欧博尔电力有限公司 | Technical method of energy-saving automatic power distribution management system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101794480B (en) | Pre-purchased power controller | |
| CN204102247U (en) | A kind of intellectual water meter control device based on 3G wireless communication technology | |
| CN102035252A (en) | Distribution electrical energy monitoring terminal | |
| CN108111347A (en) | A kind of transformer and distribution power station Low-side faults on-line monitoring and diagnosis system | |
| CN106329721A (en) | Integrated intelligent ammeter and electric power measurement and control protection system | |
| CN201018284Y (en) | Economically intelligent synthetic power distribution unit | |
| CN102270383A (en) | Remote intelligent meter reading system | |
| CN200953441Y (en) | Intelligent box type transformer substation | |
| CN109842087A (en) | A kind of intelligent power protector | |
| CN202840683U (en) | Low-voltage grid intelligent distribution transformer terminal | |
| CN110544082A (en) | Business prepayment cloud platform system | |
| CN106291021A (en) | A kind of intelligent power table batch meter | |
| CN106909104A (en) | A kind of intelligent prepayment control system | |
| CN111275210B (en) | Method and device for sharing account information of auxiliary equipment of transformer substation | |
| CN204204187U (en) | A kind of electricity consumption based on GSM network gathers intelligent terminal | |
| CN109038815A (en) | A kind of data network building method based on intelligent metering case | |
| CN201584810U (en) | Distribution transformer electric energy monitoring terminal | |
| CN205829295U (en) | Integral intelligent electric energy meter and electric-power metering and Control protection system | |
| CN207081998U (en) | Communication cabinet intelligent power distributor | |
| US9047757B2 (en) | Systems and methods for remotely controlling an advanced metering infrastructure | |
| CN209911433U (en) | Electric energy meter with automatic temperature control and intelligent load identification functions | |
| CN208350888U (en) | Low voltage equipment intelligent power monitor | |
| CN115067194B (en) | Full-pipeline irrigation area measurement and control intelligent irrigation system and method | |
| CN110741913A (en) | Farmland intelligent irrigation control device | |
| CN207113948U (en) | Wireless intelligent water meter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110427 |