CN202309232U - Intelligent power distribution terminal - Google Patents

Intelligent power distribution terminal Download PDF

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Publication number
CN202309232U
CN202309232U CN201120438170XU CN201120438170U CN202309232U CN 202309232 U CN202309232 U CN 202309232U CN 201120438170X U CN201120438170X U CN 201120438170XU CN 201120438170 U CN201120438170 U CN 201120438170U CN 202309232 U CN202309232 U CN 202309232U
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CN
China
Prior art keywords
power distribution
unit
terminal
intelligent power
digital signal
Prior art date
Application number
CN201120438170XU
Other languages
Chinese (zh)
Inventor
庞腊成
张重乐
王洪浩
付永长
向驰
朱克琪
张东忱
王月欣
Original Assignee
北京电研华源电力技术有限公司
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Application filed by 北京电研华源电力技术有限公司 filed Critical 北京电研华源电力技术有限公司
Priority to CN201120438170XU priority Critical patent/CN202309232U/en
Application granted granted Critical
Publication of CN202309232U publication Critical patent/CN202309232U/en

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Abstract

The utility model relates to the electric field and especially relates to an intelligent power distribution terminal. The intelligent power distribution terminal includes a micro processor connecting with a digital signal processor. An analogy digital converter connects with the digital signal processor. A collecting module connects with the analog digital converter. A remote signaling module connects with the digital signal processor. A communication module connects with the micro processor. By utilizing advanced communication techniques, real-time data collection, signal transmission and remote control of nodal points of gates of a power distribution grid, a transmission main circuit, a branch, a power distribution transformer and the like are realized, the power supply reliability, the comprehensive wire damage, the load condition, the reactive compensation and grounding currents of circuits are monitored in real time, and a load switch and a demarcation switch of a power distribution circuit are monitored and controlled in real time.

Description

A kind of intelligent power distribution terminal
Technical field
The utility model relates to electricity field, particularly about a kind of intelligent power distribution terminal.
Background technology
In the last few years, along with development of technology, traditional distribution terminal can not satisfy the demand of daily production of power supply enterprise and management.On the basis of distribution transforming monitoring in real time, many power supply enterprises have also increased aspect distribution automation products such as harmonic analysis, reactive power compensation, power information collection, voltage detecting in platform district distribution box.Numerous and diverse day by day equipment adds in the platform district power distribution cabinet (case), for the management of distribution net equipment has brought inconvenience, has increased investment of devices, and the fail safe and the stability of the operation of platform district have also received threat.
The utility model content
The utility model embodiment provides a kind of intelligent power distribution terminal; Realize real-time data acquisition, signal transmission, Long-distance Control; Line powering reliability, comprehensive line loss, load condition, reactive power compensation, earth current are monitored in real time, and distribution line on-load switch and demarcation switch are realized monitoring in real time and control.
The utility model embodiment provides a kind of intelligent power distribution terminal, comprises,
Microprocessor, digital signal processor, analog-digital converter, collecting unit, remote signalling unit, communication unit;
Said microprocessor is connected with said digital signal processor; Said analog-digital converter is connected with said digital signal processor; Said collecting unit is connected with said analog-digital converter; Said remote signalling unit is connected with said digital signal processor, and said communication unit is connected with said microprocessor; The information of the usefulness electric line that the on off state information at the said intelligent power distribution terminal that said digital signal processor obtains the remote signalling unit and collecting unit obtain sends microprocessor to, and said microprocessor sends out above-mentioned information through communication unit.
According to a further aspect at the described a kind of intelligent power distribution of the utility model terminal, said collecting unit comprises, current transformer, voltage transformer and/or direct current sampling unit.
Another further aspect according to the described a kind of intelligent power distribution of the utility model terminal also comprises RCU, is connected with said digital signal processing unit, and this RCU further comprises, reactive power compensation unit or relay.
According to another further aspect at the described a kind of intelligent power distribution of the utility model terminal, said communication unit comprises, GPRS unit and/or WIFI unit.Another further aspect according to the described a kind of intelligent power distribution of the utility model terminal also comprises USB interface, and this USB interface is connected with microprocessor.
Another further aspect according to the described a kind of intelligent power distribution of the utility model terminal also comprises Ethernet interface, and this Ethernet interface is connected with microprocessor.
Another further aspect according to the described a kind of intelligent power distribution of the utility model terminal also comprises display unit, is connected with said microprocessor.
Intelligent power distribution terminal through the utility model; Collect multinomial real time datas such as power circuit (electricity sales amount) data, line loss data, electric current and voltage data, customer charge curve data transmission, gather, the integrated centralized control system of analysis and demonstration and Long-distance Control line switching, user side switch; Include the platform promoted the use of at present and become checking system, the large user multiple functions such as management system, transformer station's kilowatt meter reading-out system, negative control system and resident's centralized meter-reading system of checking meter; Form intelligent power distribution platform sound zone system truly; This system all has a very important role for separated time dividing potential drop Fen Tai district's appraisal management of each power supply (rural power) management unit, regional load management, managing electric quantity, line loss management, rational management and the real-time distribution of load etc.; Be present comparatively popular confession electricity consumption means; Through investment intelligent power distribution platform sound zone system, made huge contribution for the increasing efficiency by downsizing payrolls of power supply enterprise, for the safety in production of electrical network.Simultaneously also reduced the operation cost of power supply enterprise, many amount of power supply for social production provides strong electric power safeguard, are brought huge social benefit and economic benefit.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Shown in Figure 1 is a kind of intelligent power distribution terminal structure of the utility model embodiment sketch map;
Shown in Figure 2 is the structure chart of the remote signalling unit in the utility model;
Shown in Figure 3 is the structure chart of the RCU of the utility model.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Be illustrated in figure 1 as a kind of intelligent power distribution terminal structure of the utility model embodiment sketch map.
Comprise microprocessor (ARM) 101, digital signal processor (DSP) 102, analog-digital converter 103, collecting unit 104, remote signalling unit 105, communication unit 106.
Said microprocessor 101 is connected with said digital signal processor 102; Said analog-digital converter 103 is connected with said digital signal processor 102; Said collecting unit 104 is connected with said digital signal processor 102; Said remote signalling unit 105 is connected with said digital signal processor 102, and said communication unit 106 is connected with said microprocessor 101.
Also comprise in the said collecting unit 104; Current transformer 1041, voltage transformer 1042 and/or direct current sampling unit 1043; Obtain with the electricity consumption situation in the electric line; Wherein current transformer 1041 is used for obtaining the current information with electric line, and said voltage transformer 1042 is used for obtaining the information of voltage with electric line, and said direct current sampling unit 1043 adopts current transformer to obtain direct current signal; Scope 4-20mA is used for non-electric quantity information such as collecting temperature, humidity, smokescope, oily temperature.
Said remote signalling unit 105 is used to realize the telemonitoring to such as state informations such as alarm situation, the position of the switch or valve locations.Be illustrated in figure 2 as the structure chart of the remote signalling unit 105 in the utility model, peripheral signal triggers the height of output level, triggers remote signalling.
Also comprise RCU 107, be connected with said digital signal processing unit 102, be used for this intelligent power distribution terminal of Remote, be illustrated in figure 3 as the structure chart of the RCU 107 of the utility model, peripheral signal triggers the conducting of remote control circuit.
This RCU 107 is connected with; Reactive power compensation unit 1071 or relay 1072, said reactive power compensation unit 1071 are used to improve the power factor of the power utilization network at place, said intelligent power distribution terminal, reduce the loss of supply transformer and conveying circuit; Improve power supplying efficiency, improve the power supply environment; Said relay 1072 can adopt common relay of the prior art, and its function is conducting, the cut-out of control circuit.
Said digital signal processor 102 is responsible for handling above-mentioned analog-digital converter 103, collecting unit 104, remote signalling unit 105, the signal of telecommunication of RCU 107 parts such as grade.
Communicate through controller local area network (CAN) bus between said microprocessor 101 and the said digital signal processor 102.
Said microprocessor 101 is connected with communication unit 106, and wherein communication unit 106 comprises, GPRS unit 1061, and this GPRS unit 1061 is connected with said microprocessor 101 through the RS485 communication interface, is used for communicating with far-end server or controller; Perhaps can also comprise WIFI unit 1062; WIFI unit 1062 is connected with ARM through serial ports; To the intelligent power distribution terminal web is provided service; Mode through WIFI is connected with notebook or wireless terminal device (for example smart mobile phone or dedicated management terminal), perhaps safeguards this intelligent power distribution terminal through this intelligent power distribution terminal of web Service Management.
This microprocessor 101 also comprises usb 1 011, and equipment transmission datas such as USB mode and office terminal can be passed through in the computer of user side or office terminal, thereby can upgrade operation synchronously;
This microprocessor 101 comprises that also 6 road serial ports, 1012, the 1 serial ports connect GPRS unit 1061, the 2 serial ports and connect WIFI unit 1062; The 3rd serial ports is the RS232 serial ports; Be used to debug said intelligent terminal, the 4th serial ports is used for reservation and connects descending expansion board, and descending expansion board is accomplished the power information acquisition function; Mainly contain 2 kinds of communication modes: carrier wave and micropower are wireless, and the 5th serial ports and the 6th serial ports are reserved and met ancillary equipment RS485.
Wherein, the RS232 serial ports, the computer of user side or intelligent terminal can pass through this serial ports and said intelligent power distribution terminal communication, are used for safeguarding and debugging this intelligent power distribution terminal, for example firmware updating, watch operation such as running log.
The the 5th and the 6th serial ports RS485 communication interface is used for connecting ancillary equipment, like ammeter, power information acquisition terminal, the earth leakage protective device of being with communication function, intelligent reactive power compensation controller etc., realizes the interaction at ancillary equipment and terminal.
Said the 4th serial ports is used to connect all kinds of power informations and gathers downstream module, and for example carrier module or micro power radio module are realized power information collection concentrator function.
This microprocessor 101 also comprises Ethernet interface 1013, can be connected to this intelligent power distribution terminal through this interface user terminal or computer.
Also comprise display unit 108, be connected, be used to show the data at said intelligent power distribution terminal, for example can adopt LCD as display unit with said microprocessor 101.
Also comprise power supply 109, be used for each functional module power supply to the intelligent power distribution terminal.
Distribution terminal of the present invention is installed in the distribution box in low-voltage distribution platform district; Key control unit as low-tension distribution box; The control various types of peripheral devices realizes functions such as remote signalling, remote control, remote measurement, power transformer detecting and protection, load management, reactive power compensation control, earth leakage protective, environmental monitoring.
Terminal through the utility model; Can utilize the means of communication of various maturations; Each node such as the critical point of power distribution network, transmission main line, branch, distribution transformer is realized real-time data acquisition, signal transmission, Long-distance Control; Line powering reliability, comprehensive line loss, load condition, reactive power compensation, earth current are monitored in real time, and distribution line on-load switch and demarcation switch are realized monitoring in real time and control; And can collect multinomial real time datas such as power circuit (electricity sales amount) data, line loss data, electric current and voltage data, customer charge curve data transmission, gather, the integrated centralized control system of analysis and demonstration and Long-distance Control line switching, user side switch; Include the platform promoted the use of at present and become checking system, the large user multiple functions such as management system, transformer station's kilowatt meter reading-out system, negative control system and resident's centralized meter-reading system of checking meter; Form intelligent power distribution platform sound zone system truly; This system all has a very important role for separated time dividing potential drop Fen Tai district's appraisal management of each power supply (rural power) management unit, regional load management, managing electric quantity, line loss management, rational management and the real-time distribution of load etc.; Be present comparatively popular confession electricity consumption means; Through investment intelligent power distribution platform sound zone system, made huge contribution for the increasing efficiency by downsizing payrolls of power supply enterprise, for the safety in production of electrical network.Simultaneously also reduced the operation cost of power supply enterprise, many amount of power supply for social production provides strong electric power safeguard, are brought huge social benefit and economic benefit.
Above-described embodiment; Purpose, technical scheme and beneficial effect to the utility model have carried out further explain, it should be understood that the above is merely the embodiment of the utility model; And be not used in the protection range that limits the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection range of the utility model.

Claims (7)

1. an intelligent power distribution terminal is characterized in that comprising,
Microprocessor, digital signal processor, analog-digital converter, collecting unit, remote signalling unit, communication unit;
Said microprocessor is connected with said digital signal processor; Said analog-digital converter is connected with said digital signal processor; Said collecting unit is connected with said analog-digital converter; Said remote signalling unit is connected with said digital signal processor, and said communication unit is connected with said microprocessor; The information of the usefulness electric line that the on off state information at the said intelligent power distribution terminal that said digital signal processor obtains the remote signalling unit and collecting unit obtain sends microprocessor to, and said microprocessor sends out above-mentioned information through communication unit.
2. a kind of intelligent power distribution according to claim 1 terminal is characterized in that said collecting unit comprises, current transformer, voltage transformer and/or direct current sampling unit.
3. a kind of intelligent power distribution according to claim 1 terminal is characterized in that, also comprises RCU, is connected with said digital signal processing unit, and this RCU further comprises, reactive power compensation unit or relay.
4. a kind of intelligent power distribution according to claim 1 terminal is characterized in that, said communication unit comprises, GPRS unit and/or WIFI unit.
5. a kind of intelligent power distribution according to claim 1 terminal is characterized in that also comprise USB interface, this USB interface is connected with microprocessor.
6. a kind of intelligent power distribution according to claim 1 terminal is characterized in that also comprise Ethernet interface, this Ethernet interface is connected with microprocessor.
7. a kind of intelligent power distribution according to claim 1 terminal is characterized in that, also comprises display unit, is connected with said microprocessor.
CN201120438170XU 2011-11-08 2011-11-08 Intelligent power distribution terminal CN202309232U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103199624A (en) * 2013-03-29 2013-07-10 国家电网公司 Smart converting station based on international electrotechnical commission (IEC) 61850
CN103401311A (en) * 2013-08-08 2013-11-20 浙江威奇电气有限公司 Intelligent power distribution terminal
CN103488159A (en) * 2013-10-16 2014-01-01 福州大学 Distribution box type smart home terminal and comprehensive protection controller
CN104124754A (en) * 2013-04-28 2014-10-29 上海市电力公司 Electricity-consumption optimization method and system for low-voltage large user group
CN104377691A (en) * 2014-11-13 2015-02-25 国网上海市电力公司 Control and protection method for thyristor controlled phase shifter of supergrid
CN104467181A (en) * 2014-12-02 2015-03-25 广东中钰科技股份有限公司 I-type power efficiency management terminal and system
CN104537935A (en) * 2015-01-04 2015-04-22 国家电网公司 Intelligent distribution unit-area simulation device
CN104868598A (en) * 2015-05-29 2015-08-26 天津市凯源新能电气有限公司 Intelligent power monitoring terminal
CN105207237A (en) * 2015-09-22 2015-12-30 国网电网公司 Distribution network three-phase load unbalance adjusting control system
CN105262065A (en) * 2015-11-04 2016-01-20 国网山东省电力公司济宁供电公司 Switchgear room electric leakage protection system based on wireless network

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103199624A (en) * 2013-03-29 2013-07-10 国家电网公司 Smart converting station based on international electrotechnical commission (IEC) 61850
CN103199624B (en) * 2013-03-29 2015-02-18 国家电网公司 Smart converting station based on international electrotechnical commission (IEC) 61850
CN104124754B (en) * 2013-04-28 2016-08-31 上海市电力公司 A kind of low pressure large user group uses Electric optimization and system
CN104124754A (en) * 2013-04-28 2014-10-29 上海市电力公司 Electricity-consumption optimization method and system for low-voltage large user group
CN103401311A (en) * 2013-08-08 2013-11-20 浙江威奇电气有限公司 Intelligent power distribution terminal
CN103488159A (en) * 2013-10-16 2014-01-01 福州大学 Distribution box type smart home terminal and comprehensive protection controller
CN103488159B (en) * 2013-10-16 2015-08-12 福州大学 A kind of distribution box type smart home terminal and integrated protection controller
CN104377691A (en) * 2014-11-13 2015-02-25 国网上海市电力公司 Control and protection method for thyristor controlled phase shifter of supergrid
CN104377691B (en) * 2014-11-13 2016-09-21 国网上海市电力公司 Supergrid controllable phase shifter controls guard method
CN104467181B (en) * 2014-12-02 2017-11-03 广东中钰科技股份有限公司 I type electric energy efficiency management terminal and system
CN104467181A (en) * 2014-12-02 2015-03-25 广东中钰科技股份有限公司 I-type power efficiency management terminal and system
CN104537935A (en) * 2015-01-04 2015-04-22 国家电网公司 Intelligent distribution unit-area simulation device
CN104868598A (en) * 2015-05-29 2015-08-26 天津市凯源新能电气有限公司 Intelligent power monitoring terminal
CN105207237A (en) * 2015-09-22 2015-12-30 国网电网公司 Distribution network three-phase load unbalance adjusting control system
CN105262065A (en) * 2015-11-04 2016-01-20 国网山东省电力公司济宁供电公司 Switchgear room electric leakage protection system based on wireless network

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20121227

Address after: 100192 Beijing City, Haidian District Road No. 15 building, Huayuan Qinghe small camp

Patentee after: Dianyan Huayuan Power Tech. Co., Ltd., Beijing

Patentee after: State Grid Corporation of China

Address before: 100192 Beijing City, Haidian District Road No. 15 building, Huayuan Qinghe small camp

Patentee before: Dianyan Huayuan Power Tech. Co., Ltd., Beijing

ASS Succession or assignment of patent right

Owner name: STATE GRID CORPORATION OF CHINA

Effective date: 20121227

C41 Transfer of patent application or patent right or utility model