CN201811983U - Collection terminal device of special transformer - Google Patents

Collection terminal device of special transformer Download PDF

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Publication number
CN201811983U
CN201811983U CN2010202761998U CN201020276199U CN201811983U CN 201811983 U CN201811983 U CN 201811983U CN 2010202761998 U CN2010202761998 U CN 2010202761998U CN 201020276199 U CN201020276199 U CN 201020276199U CN 201811983 U CN201811983 U CN 201811983U
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CN
China
Prior art keywords
processing unit
main control
power
control chip
circuit
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 - Fee Related
Application number
CN2010202761998U
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Chinese (zh)
Inventor
徐强
刘泽生
孟光
王飞
金芝国
韩海舰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Zhongxing Jiyuan Information Technology Co.,Ltd.
Original Assignee
ANHUI ZHONGXING JIYUAN INFORMATION TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ANHUI ZHONGXING JIYUAN INFORMATION TECHNOLOGY Co Ltd filed Critical ANHUI ZHONGXING JIYUAN INFORMATION TECHNOLOGY Co Ltd
Priority to CN2010202761998U priority Critical patent/CN201811983U/en
Application granted granted Critical
Publication of CN201811983U publication Critical patent/CN201811983U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a collection terminal device of a special transformer, which comprises a processing unit, wherein the signal input terminal of the processing unit is connected with a voltage/current sampling circuit and a switch input circuit respectively; the voltage/current sampling circuit is used for collecting three-phase current/voltage signals; the switch input circuit is used for collecting switch position signals; the signal output terminal of the processing unit is connected with a power control circuit; and the processing unit is in long-distance communication with a main station. The utility model achieves the collection of electric energy information of the special transformer customers, including electric energy meter data acquisition, monitoring of working condition of the electric energy metering equipment, monitoring of electric power supply quality, and monitoring and control of electricity consumption load and electric energy. Besides, the utility model achieves the management and the transmission of the collected data, and achieves the monitoring, the control and the management of power supply and consumption from the transformer station to the power consumer through the power supply line. The utility model meets the new technical specifications for national power networks; has the functions of power control, electricity control, electric energy quality monitoring and out-of-limit warning, and can transmit data to the system main station.

Description

Specially become the acquisition terminal device
Technical field
The utility model relates to the electric network measuring and controlling field, especially a kind of special change acquisition terminal device.
Background technology
Acquisition terminal is as power consumer electricity consumption monitoring, load control, the final consumer of the management of power use, under distribution network automated overall situation, intelligence specially becomes the power supply quality that acquisition terminal can guarantee responsible consumer, having very realistic meanings, is to realize the modern important component part of demand management.Intelligence specially becomes the acquisition terminal device and is mainly used in special change user, realizes collection and processing capacity, the collection of user power utilization information and breaking-closing operating function and the sequence of events recording function that processing capacity, electric energy quality monitoring function, user power utilization load controlling function, user purchase electric electricity consumption control function, control user power utilization circuit to exchanging analog information.
In recent years for alleviating power tense and improving the level of IT application, State Grid Corporation of China has successively put into effect " Q/GDW 374.1-2009 power consumer power information acquisition system technical manual: specially become the acquisition terminal technical manual " and " Q/GDW 376.1-2009 power consumer power information acquisition system communication protocol: main website and acquisition terminal communication protocol ", standard the construction and the management of special change acquisition terminal, system, electric energy acquisition and monitoring have been proposed new requirement.State net company to the requirement of system development direction, makes traditional negative control terminal can't satisfy this market demand to the requirement of indexs such as product function, performance.
The utility model content
The purpose of this utility model is to provide a kind of can gather calculating to special change user's power information, and has the special change acquisition terminal device of power control and remote communicating function.
For achieving the above object, the utility model has adopted following technical scheme: a kind of special change acquisition terminal device, comprise processing unit, the signal input part of processing unit respectively with the electric current and voltage sample circuit that is used to gather three-phase current, voltage signal, the switching value input circuit that is used to gather switch position signal links to each other, the signal output part of processing unit connects power control circuit, processing unit and main website telecommunication.
As shown from the above technical solution, the utility model can be realized the acquiring electric energy information to special change user, comprise electric energy meter data acquisition, electric energy measuring equipment operating mode and power supply electric energy quality monitoring, and the supervision of power load and electric flux and control, and image data managed and transmit, realize from the transformer station to the supply line again comprehensive to power consumer for electricity consumption monitoring, control and management.The utility model can satisfy the new technical manual of national grid, and has functions such as power control, electric energy control, electric energy quality monitoring, Threshold Crossing Alert, simultaneously data is sent to the main website of system.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Embodiment
A kind of special change acquisition terminal device, comprise processing unit 1, the signal input part of processing unit 1 respectively with the electric current and voltage sample circuit 2 that is used to gather three-phase current, voltage signal, the switching value input circuit 3 that is used to gather switch position signal links to each other, the signal output part of processing unit 1 connects power control circuit 4, processing unit 1 and main website 5 telecommunication, as shown in Figure 1.Processing unit 1 calculates parameters such as active power, reactive power, harmonic wave, provides 6 tunnel passive states amount access points and 4 pairs of passive states amount output points, and has the AC sampling function, calculating voltage, electric current, active power, reactive power, power factor etc.
As shown in Figure 1, described processing unit 1 adopts embedded Linux system, described processing unit 1 comprises main control chip, main control chip adopts 32 RISC embedded-type ARM 9 kernel CPU AT91SAM9260 chips, the SPI interface of main control chip links to each other with electric current and voltage sample circuit 2, electric current and voltage sample circuit 2 built-in A/D converters, electric current and voltage sample circuit 2 links to each other with impulse output circuit 6, impulse output circuit 6 is used to provide the benchmark of measuring electric degree, main control chip is by GPIO port expander and switching value input circuit 3, power control circuit 4 links to each other with electrical energy control circuit 7, power control circuit 4 can be realized the power load control function, comprise the period power control, the factory day-off power control, control that the business newspaper stops controlling and current power is floated downward, when load is big, can cut off a certain load, preferentially to other important load power supplies.Electrical energy control circuit 7 can be realized the control function of electric weight, comprise month automatically controlled, purchase automatically controlledly, can cut off power supply automatically for the user of arrearage.
As shown in Figure 1, the UART interface of main control chip connects wireless communication module 8, described wireless communication module 8 is GPRS wireless communication module or cdma wireless communication module, main control chip is by wireless communication module 8 and main website 5 communications, main control chip is by ethernet module 9 access network based on ethernet, the utility model passes to main website 5 by wireless communication module 8 or Ethernet with terminal information, and carries out the order from main website 5.The utility model also comprises power module, power module is to power supplies such as processing unit 1, electric current and voltage sample circuit 2, switching value input circuit 3 and power control circuits 4, be provided with standby rechargeable battery 14 in the power module, standby rechargeable battery 14 can be given processing unit 1, wireless communication module 8 power supplies when the terminal power supply is stopped power supply, can realize the meter-reading function that has a power failure.When this end device powers on, just begin standby rechargeable battery 14 is charged, when the electric weight deficiency of this end device, main control chip sends alarm signal to main website 5, and main website 5 is the data messages of these end devices of storage in time.
As shown in Figure 1, the USB/UART interface of described main control chip connects local communication unit 10, and the SPI interface of main control chip connects human-computer interaction module 11, and man-machine interactively module 11 is used to carry out this locality and is provided with, and also can check relevant information for the user.Local communication unit 10 provides infrared interface, RS232 interface, RS485 interface and USB interface, simulated measurement input circuit 12 links to each other with the signal input part of main control chip by A/D converter, simulated measurement input circuit 12 is used to gather some analog quantitys, for the main control chip monitoring.The signal output part of main control chip links to each other with data storage circuitry 13.On the described human-computer interaction module 11 LCD display and button are set.1 pair of various data of processing unit are carried out being kept at after the statistical study in the Flash chip of processing unit 1 and are waited for that main website 5 calls survey together, processing unit 1 is also carried out the order that main website 5 issues simultaneously, processing unit 1 also is equipped with the RS232 interface and the USB interface of standard, for local communication.Local communication unit 10 has disposed the USB interface of standard, RS232 interface, the RS485 interface of checking meter, the RS485 interface and the infrared interface of spare extension.
The utility model is mainly used in occasions such as transformer station, large user, distribution transforming power station, gathers specially to become subscriber's line interchange simulating signal, provides 4 tunnel remote controls passive output interface, can carry out Long-distance Control to 4 way switch; 2 tunnel 485 interfaces are provided, but the minimum 8 485 electric energy meter data of copy reading; 6 tunnel remote signalling state input interfaces are provided, can monitor 6 tunnel remote signalling status informations; 2 tunnel pulses input and 2 tunnel pulse output interfaces are provided, and the utility model can be gathered and analytic record quality of power supply information, and has event recording function.The utlity model has the AC sampling function, minimumly gather 8 485 multifunction electric meters, and calculate parameters such as active power, reactive power, general power, power factor, harmonic wave, provide 6 road passive switch amount access points and 4 pairs of passive remote control contacts, realization is to supervision, the control of many circuits, have functions such as remote signalling, remote measurement, remote control, power control, electric energy control, electric energy quality monitoring, Threshold Crossing Alert, finish real-time monitoring and control, improve the quality of power supply with the main website of system.

Claims (6)

1. one kind specially becomes the acquisition terminal device, it is characterized in that: comprise processing unit (1), the signal input part of processing unit (1) respectively with the electric current and voltage sample circuit (2) that is used to gather three-phase current, voltage signal, the switching value input circuit (3) that is used to gather switch position signal links to each other, the signal output part of processing unit (1) connects power control circuit (4), processing unit (1) and main website (5) telecommunication.
2. special change acquisition terminal device according to claim 1, it is characterized in that: described processing unit (1) adopts embedded Linux system, described processing unit (1) comprises main control chip, main control chip adopts the AT91SAM9260 chip, the SPI interface of main control chip links to each other with electric current and voltage sample circuit (2), the built-in A/D converter of electric current and voltage sample circuit (2), electric current and voltage sample circuit (2) links to each other with impulse output circuit (6), main control chip is by GPIO port expander and switching value input circuit (3), power control circuit (4) links to each other with electrical energy control circuit (7), the UART interface of main control chip connects wireless communication module (8), main control chip is by wireless communication module (8) and main website (5) communication, and main control chip is by ethernet module (9) access network based on ethernet.
3. special change acquisition terminal device according to claim 2, it is characterized in that: the USB/UART interface of described main control chip connects local communication unit (10), the SPI interface of main control chip connects human-computer interaction module (11), local communication unit (10) provides infrared interface, RS232 interface, RS485 interface and USB interface, simulated measurement input circuit (12) links to each other with the signal input part of main control chip by A/D converter, and the signal output part of main control chip links to each other with data storage circuitry (13).
4. special change acquisition terminal device according to claim 1, it is characterized in that: also comprise power module, power module is provided with standby rechargeable battery (14) to processing unit (1), electric current and voltage sample circuit (2), switching value input circuit (3) and power control circuit (4) power supply in the power module.
5. special change acquisition terminal device according to claim 2 is characterized in that: described wireless communication module (8) is GPRS wireless communication module or cdma wireless communication module.
6. special change acquisition terminal device according to claim 3, it is characterized in that: described human-computer interaction module is provided with LCD display and button on (11).
CN2010202761998U 2010-07-27 2010-07-27 Collection terminal device of special transformer Expired - Fee Related CN201811983U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202761998U CN201811983U (en) 2010-07-27 2010-07-27 Collection terminal device of special transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202761998U CN201811983U (en) 2010-07-27 2010-07-27 Collection terminal device of special transformer

Publications (1)

Publication Number Publication Date
CN201811983U true CN201811983U (en) 2011-04-27

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CN2010202761998U Expired - Fee Related CN201811983U (en) 2010-07-27 2010-07-27 Collection terminal device of special transformer

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104932378A (en) * 2015-06-13 2015-09-23 烟台东方威思顿电气股份有限公司(中国) Control method and circuit for special transformer acquisition terminal to prevent remote control false tripping
CN105137264A (en) * 2015-08-21 2015-12-09 国网山东省电力公司电力科学研究院 Protective device aimed at fault collection terminal detection and method thereof
CN105207237A (en) * 2015-09-22 2015-12-30 国网电网公司 Distribution network three-phase load unbalance adjusting control system
CN111896801A (en) * 2019-05-06 2020-11-06 崔岩 Configurable electric energy, digital quantity and analog quantity integrated collector with multiple transmission modes

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104932378A (en) * 2015-06-13 2015-09-23 烟台东方威思顿电气股份有限公司(中国) Control method and circuit for special transformer acquisition terminal to prevent remote control false tripping
CN104932378B (en) * 2015-06-13 2017-05-17 烟台东方威思顿电气有限公司 Control method and circuit for special transformer acquisition terminal to prevent remote control false tripping
CN105137264A (en) * 2015-08-21 2015-12-09 国网山东省电力公司电力科学研究院 Protective device aimed at fault collection terminal detection and method thereof
CN105137264B (en) * 2015-08-21 2018-01-19 国网山东省电力公司电力科学研究院 A kind of protection device and method for fault acquiring terminal detection
CN105207237A (en) * 2015-09-22 2015-12-30 国网电网公司 Distribution network three-phase load unbalance adjusting control system
CN111896801A (en) * 2019-05-06 2020-11-06 崔岩 Configurable electric energy, digital quantity and analog quantity integrated collector with multiple transmission modes

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: 230031, No. 9, Bridge Road, Shushan Industrial Park, Hefei, Anhui

Patentee after: Anhui Zhongxing Jiyuan Information Technology Co.,Ltd.

Address before: Daoxiang road Hefei City, Anhui province 230022 Shushan New Industrial Park No. 9

Patentee before: Anhui Zhongxing Jiyuan Information Technology Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110427

Termination date: 20150727

EXPY Termination of patent right or utility model