CN201270432Y - Synthetic electricity distribution box apparatus - Google Patents
Synthetic electricity distribution box apparatus Download PDFInfo
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- CN201270432Y CN201270432Y CNU2008201628624U CN200820162862U CN201270432Y CN 201270432 Y CN201270432 Y CN 201270432Y CN U2008201628624 U CNU2008201628624 U CN U2008201628624U CN 200820162862 U CN200820162862 U CN 200820162862U CN 201270432 Y CN201270432 Y CN 201270432Y
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Abstract
The utility model discloses a comprehensive electric switch box device, which uses a branch switch (3) to finish power supply distribution. The comprehensive electric switch box device is characterized by comprising a power distribution monitoring terminal (1) and at least a shunt load gathering terminal (2), wherein information gathered by the shunt load gathering terminal (2) is transmitted to the power distribution monitoring terminal (1) through a wire communication mode, the power distribution monitoring terminal (1) is used to process and numerate data, and relays data. The intelligent comprehensive electric switch box device is suitable for outdoor installation, can monitor all shut loads, wherein the monitoring contents are rich, and the comprehensive electric switch box device can remotely communicate, and operational communication cost is low.
Description
Technology neck or
The utility model belongs to the distribution technique field, particularly a kind of distribution system comprehensive distribution box device.
Background technology
On the post comprehensive distribution box little because of volume, take up an area of less, cost is low, and be widely adopted at the town and country low-voltage network.
Current, energy-saving and emission-reduction are power network development trend, and the power distribution network economize on electricity requires to have advanced electric energy management system.Yet, kilowatt-hour meter and branch switch etc. are generally only installed in comprehensive distribution box inside on the present post, its shortcoming is: function singleness, only can realize the electric energy metrical of simple power distribution and total load, can't realize that for the multichannel of comprehensive power distribution case load electrical quantity monitors in real time, simultaneously can't realize that also data report to main website, can't realize distribution system fine-grained management and monitoring.
Chinese patent as the patent No. 99212683.5 discloses comprehensive distribution box on a kind of lower pressure column, it is integrated in metering device, reactive power compensator, comprehensive tester and switching device in the distribution box, can only realize that total outlet metering of transformer and transformer operation conditions monitor in real time, monitoring point and monitoring content are few, and communication is inconvenient.And for example, the Chinese patent of the patent No. 200610023875.9 discloses a kind of energy management system and method thereof that is used for controller switching equipment, its data acquisition is the load value of measuring equipment only, parameter is single, can realize that GSM reports to the police, but be simple SMS alarm function, and need install gsm module separately additional to numerous shunt loads, cost is higher.And for example, the Chinese patent of the patent No. 2006100240534.2 discloses a kind of low-voltage distribution microcomputer centralized management devices and methods therefor, it integrates supervision, measurement, metering, control, network communication, but it concentrates the data of acquisition module by wired RS485 near-earth microcomputer, be only applicable to interior distribution, up-computer requires high to mounting condition, can't realize that the electric weight of outdoor electricity distribution equipment concentrates collection to report, and with main website the implementation of communicating by letter easily is not installed.
Summary of the invention
Be to solve the above-mentioned defective of prior art, the purpose of this utility model provides a kind of comprehensive distribution box device, and it can adapt to outdoor installation, can monitor all and load along separate routes, monitor abundant in content, but telecommunication and to run the communication cost low.
For realizing above-mentioned technical purpose, the utility model adopts following technical scheme:
A kind of comprehensive distribution box device is finished power distribution by branch switch, and it also comprises a transformer terminal unit and at least one acquisition terminal of loading along separate routes.Voltage, the electric current of described shunt load acquisition terminal collection shunt outlet also calculates active power, reactive power, power factor, be sent to transformer terminal unit by wire communication, transformer terminal unit is gathered total input-wire voltage, electric current, carry out total input-wire and each meritorious, reactive measurement, total outlet rate of qualified voltage monitoring and statistics, the harmonic wave monitoring and statistics of outlet along separate routes, and carry out the data relaying by communications such as GPRS/ notes.
Described transformer terminal unit comprises master cpu, data memory module, data acquisition module, communication module, and described data memory module, data acquisition module are connected by bus with master cpu, and communication module is connected in the PORT COM of master cpu.
The beneficial effects of the utility model are:
But 1, except harvester total input-wire electricity power information, also can gather each power information of loading along separate routes.
But 2, long-distance radio communication (need not carry out complicated network layout) and the low-cost communication scheme wired, that wireless telecommunications combine have been realized, adopt the design of 1+N communication principal and subordinate machine, transformer terminal unit is as host computer communication, bear the distribution box acquisition terminal communication relay function of loading along separate routes, and adopt the wireless telecommunications of GPRS/ note with master station communication.The acquisition terminal of loading along separate routes can be expanded as required, can realize maximum 8 shunt acquisition terminal cascade of loading.
3, information is unsound along separate routes to have solved existing distribution, the shortcoming of communication inconvenience.
4, can realize various information about power data statisticss, reduce the wireless communication data amount, reduce operation communication cost.
Data messages such as the multichannel load of the utility model collection can be demand Side Management provides the most effective basic data, the information resources of transformation and distribution system are provided to electric power enterprise or management of power use department, the refinement load management system, thus more effectively carry out orderly, energy-conservation electricity consumption; Automatically carry out the generation record of electrical energy parameter, can carry out appraisal management power consumption, power consumption equipment.
Description of drawings
Fig. 1 is the structured flowchart of a kind of embodiment of the utility model;
Fig. 2 is the transformer terminal unit structured flowchart of a kind of embodiment of the utility model;
Fig. 3 is the RS485 communication mode of a kind of embodiment of the utility model;
Fig. 4 is the shunt load acquisition terminal structured flowchart of a kind of embodiment of the utility model.
Embodiment
Below, in conjunction with the accompanying drawings embodiment of the present utility model is elaborated.
As shown in Figure 1, the comprehensive distribution box device of present embodiment comprises: a transformer terminal unit 1, be used to gather distribution box total input-wire voltage, current signal, switch position signal, realize with the GPRS/ note wireless telecommunications of main website and with the RS485 communication of acquisition terminal of loading along separate routes, and finish meritorious, reactive measurement, rate of qualified voltage monitoring and statistics, harmonic wave monitoring and statistics and human-machine interactive information; One is used to gather the shunt load acquisition terminal 2 of outlet voltage, current signal along separate routes; At least two branch switches 3; At least 9 current transformers 4 of gathering each shunt and total outlet.
The annexation of comprehensive distribution box device as shown in Figure 1 is: transformer terminal unit 1 is gathered and record distribution box total input-wire information about power, by communication module respectively with the main website (not shown), the acquisition terminal 2 of loading links to each other along separate routes, wherein by the wireless telecommunications of GPRS/ note to the main website reported data or receive the order of change setting; By each shunt load data of RS485 communication acquisition, the line data of going forward side by side statistics, record.
Figure 2 shows that the transformer terminal unit structural representation of a kind of embodiment, it comprises:
(1) master cpu is used to handle the input of electric signal, human-machine interactive information and control switch node, finishes the exchanges data of two communication modules.
(2) data memory module, master cpu passes through data, address bus writes or reads to reach then and adds up each phase voltage qualification rate month by month, reach then month by month and add up the super upper limit of each phase voltage deviation and super lower limit cumulative time, the phase-splitting harmonic voltage resultant distortion rate of every 10min, the amplitude of the phase-splitting each harmonic voltage/current of every 10min, containing ratio, the maximum of phase-splitting on same day harmonic voltage resultant distortion rate maximum/minimum and time of occurrence phase-splitting on same day each harmonic voltage/current thereof, minimum value, mean value, 95% value, measured value record number of times (every at least 10min once), the measured value number of times (at least 45 day data) that exceeds standard.
(3) data acquisition module is by AD input collection, calculating three-phase voltage amplitude and the forward and reverse active power of phase place, three-phase current, neutral current, phase-splitting and three-phase, phase-splitting and the forward and reverse meritorious electric weight of the forward and reverse reactive power of three-phase, phase-splitting and three-phase, phase-splitting and the forward and reverse capacity of idle power of three-phase, phase-splitting and three-phase activity coefficient, phase-splitting and three-phase apparent power, three-phase current deviation (maximum/minimum).
(4) communication module comprises wireless portion and wireline side.Wherein:
Transformer terminal unit 1 is got in touch by wireless telecommunications of GPRS/ note and long-range backstage main website, can realize: (acquiescence zero point every day, but can be provided with) reported data regularly; Receive main website instruction (calling survey together) in real time and report required data; Receive main website control command etc. in real time; Be provided with, revise terminal parameter in real time; The real-time report warning message; Main website remote update terminal software or communication protocol; GPRS/ note automatic switching function.
Transformer terminal unit 1 is got in touch by the RS485 wire communication and the acquisition terminal 2 of loading along separate routes.Support master slave mode, the transformer terminal unit of a host work pattern can be by the shunt load acquisition terminal of maximum 8 the slave mode of operations of 485 interface cascades, and can connect ammeter or other transformer terminal unit by the RS485 interface, make a copy of the measurement data that is installed in other comprehensive distribution box device, as shown in Figure 3.
(5) input/output module, be connected in the master cpu input/output port, outside connected switch quantitative change realization switch door, switch changed position, temperature, pressure monitoring can be passed through in its importation, wherein can be by signals such as collection cabinet door folding conditions, distribution bin door is illegally opened the warning to main website, realized antitheft electric work energy.Output can be realized relay output control.
(6) human-computer interface module is used on the spot data input, parameter setting, by liquid crystal display real-time parameter and historical record and alarm event.
As Fig. 4, the shunt of present embodiment load acquisition terminal 2 links to each other with the RS485 communication module of transformer terminal unit by data signal line, and it comprises:
(1) CPU is used to calculate voltage, electric current, active power, reactive power, the power factor of load along separate routes.
(2) AC sampling module has 48 AC sampling passages.
(3) communication module.Wherein: RS485, support the IEC60870.5-101 communication protocol; RS232 with the handheld device communication, can calibrate and the setting of CT, PT no-load voltage ratio.
Comprehensively above-mentioned, workflow of the present utility model is:
After transformer terminal unit 1 starts, carry out following cycle task: (1) carries out AC sampling and data analysis and statistics, promptly installs functions such as total input-wire and shunt load are meritorious, reactive measurement, total outlet rate of qualified voltage monitoring and statistics, harmonic wave monitoring and statistics, storage, remote signalling collection.Human-computer interaction functions such as (2) liquid crystal display, key scan processing.(3) according to the configuration information of transformer terminal unit A, carry out the task of checking meter,, make a copy of the multichannel measurement point data with acquisition terminal 2 communications of loading along separate routes.(4) communication task, by GPRS or cascade port receive main website instruction (calling surveys together) report required data, in real time receive main website control command etc., be provided with in real time, modification terminal parameter, real-time report warning message, main website remote update terminal software or communication protocol.
Shunt is loaded and is carried out following cycle task after acquisition terminal 2 starts: (1) AC sampling task, alternating voltage, the magnitude of current of loading along separate routes carried out data acquisition, and calculate voltage, electric current, active power, reactive power, the power factor of shunt load.(2) communication task receives the order that RS232 and RS485 communication port issue, and realizes that image data along separate routes uploads and calibrate with functions such as being provided with of, CT, PT no-load voltage ratio.
Claims (7)
1. comprehensive distribution box device, use branch switch (3) to finish power distribution, it is characterized in that: comprise a transformer terminal unit (1), at least one acquisition terminal (2) of loading along separate routes, the information that described shunt load acquisition terminal (2) is gathered is sent to transformer terminal unit (1) by wire communication mode, transformer terminal unit (1) carries out data processing, statistics, the line data relaying of going forward side by side.
2. comprehensive distribution box device as claimed in claim 1 is characterized in that: transformer terminal unit (1) carries out the data relaying by wireless communication mode.
3. comprehensive distribution box device according to claim 1, it is characterized in that: described transformer terminal unit (1) comprises master cpu, data memory module, data acquisition module, communication module, described data memory module, data acquisition module are connected by bus with master cpu, and communication module is connected in the PORT COM of master cpu.
4. comprehensive distribution box device according to claim 3 is characterized in that: described transformer terminal unit (1) also comprises human-computer interface module, is used for data input and information and shows.
5. comprehensive distribution box device according to claim 3 is characterized in that: described transformer terminal unit (1) also comprises the input/output module that is connected in the master cpu input/output port.
6. according to each described comprehensive distribution box device of claim 1-5, it is characterized in that: described shunt load acquisition terminal (2) comprises CPU, AC sampling module, communication module, and described CPU is by the AC sampling module collection electrical information of loading along separate routes.
7. comprehensive distribution box device according to claim 6, described communication module comprise RS485 and RS232 communication module, connect transformer terminal unit (1) by the RS485 interface, connect handheld device by the RS232 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201628624U CN201270432Y (en) | 2008-08-21 | 2008-08-21 | Synthetic electricity distribution box apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201628624U CN201270432Y (en) | 2008-08-21 | 2008-08-21 | Synthetic electricity distribution box apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN201270432Y true CN201270432Y (en) | 2009-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008201628624U Expired - Lifetime CN201270432Y (en) | 2008-08-21 | 2008-08-21 | Synthetic electricity distribution box apparatus |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951022A (en) * | 2010-07-22 | 2011-01-19 | 深圳市海德森科技有限公司 | Intelligent power distribution method and system |
| CN103595139A (en) * | 2013-11-27 | 2014-02-19 | 国家电网公司 | Load monitoring device for electrical power system |
| CN107436161A (en) * | 2016-05-27 | 2017-12-05 | 四方特变电工智能电气有限公司 | Transformer information remote transmitting data acquisition device |
| CN109193927A (en) * | 2018-07-27 | 2019-01-11 | 赛尔通信服务技术股份有限公司 | A kind of electricity theft prevention device and its method for communication base station |
| CN109298698A (en) * | 2018-11-12 | 2019-02-01 | 张永坚 | A kind of Energy Consumption of Public Buildings full-automation monitoring system |
| CN113311257A (en) * | 2021-04-28 | 2021-08-27 | 航粤智能电气股份有限公司 | Comprehensive monitoring device for electric equipment |
-
2008
- 2008-08-21 CN CNU2008201628624U patent/CN201270432Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951022A (en) * | 2010-07-22 | 2011-01-19 | 深圳市海德森科技有限公司 | Intelligent power distribution method and system |
| CN101951022B (en) * | 2010-07-22 | 2013-02-13 | 深圳市海德森科技有限公司 | Intelligent power distribution method and system |
| CN103595139A (en) * | 2013-11-27 | 2014-02-19 | 国家电网公司 | Load monitoring device for electrical power system |
| CN107436161A (en) * | 2016-05-27 | 2017-12-05 | 四方特变电工智能电气有限公司 | Transformer information remote transmitting data acquisition device |
| CN109193927A (en) * | 2018-07-27 | 2019-01-11 | 赛尔通信服务技术股份有限公司 | A kind of electricity theft prevention device and its method for communication base station |
| CN109298698A (en) * | 2018-11-12 | 2019-02-01 | 张永坚 | A kind of Energy Consumption of Public Buildings full-automation monitoring system |
| CN109298698B (en) * | 2018-11-12 | 2021-07-27 | 张永坚 | Full-automatic monitoring system for energy consumption of public building |
| CN113311257A (en) * | 2021-04-28 | 2021-08-27 | 航粤智能电气股份有限公司 | Comprehensive monitoring device for electric equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090708 |
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| CX01 | Expiry of patent term |