CN203870183U - Three-remote automatic test equipment for power distribution terminal - Google Patents
Three-remote automatic test equipment for power distribution terminal Download PDFInfo
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- CN203870183U CN203870183U CN201420312965.XU CN201420312965U CN203870183U CN 203870183 U CN203870183 U CN 203870183U CN 201420312965 U CN201420312965 U CN 201420312965U CN 203870183 U CN203870183 U CN 203870183U
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Abstract
The utility model discloses three-remote automatic test equipment for a power distribution terminal. The equipment contains a digital signal controller, a current source module, a voltage source module, a remote signaling module, a remote control module, a data interface, a current sampling module and a voltage sampling module. According to a test scheme, the three-remote automatic test equipment for the power distribution terminal can be used for automatically testing functions and properties of the power distribution terminal, such as analog quantity acquisition, digital quantity acquisition, controlled quantity output and the like. A test result is exported through the data interface, and a test report is formed. Degree of test process automation is high; test efficiency is raised; and test cost is reduced.
Description
Technical field
The utility model relates to power electronic equipment technology, is specifically related to a kind of for the distant ATE (automatic test equipment) of distribution terminal three.
Background technology
Power distribution automation is to improving power supply reliability, and improving the quality of power supply has critical effect.Enforcement power distribution automation depends on and is arranged in a large number on-the-spot distribution terminal, and these terminals mainly have analog acquisition, digital data acquisition and controlled quentity controlled variable output, are called for short remote measurement, remote signalling, remote control (three is distant) function.Can three distant functions of terminal and performance meet technical standard is whether successfully relation is power distribution automation project key factor.So Utilities Electric Co. implements before power distribution automation to need distribution terminal to carry out network access testing, installs in implementation process and also can inspect by random samples, needs to carry out on-the-spot test examination after installation, also needs to patrol and examine when operation maintenance.
Traditionally, carry out to distribution terminal three is distant the support that function and performance test need the multiple instruments such as relay-protection tester, mimic-disconnecting switch and multimeter.Tester need to repeatedly test one by one and to the detailed record of test process, because test process is numerous and diverse, so the time consuming time is long, also be difficult to accomplish comprehensive complete detection test event.
Summary of the invention
The purpose of this utility model, provides a kind of for the distant ATE (automatic test equipment) of distribution terminal three exactly in order to address the above problem, solve when tradition is carried out three remote measurement examinations to distribution terminal and need the time consuming time long, is difficult to the problem of full test.
The purpose of this utility model is achieved in that
One of the present utility model, for the distant ATE (automatic test equipment) of distribution terminal three, comprises digital signal controller, current source assembly, voltage source assembly, remote signalling assembly, remote control module, data-interface and current sample assembly and voltage sample assembly;
Described digital signal controller is connected with described data-interface, and by communication bus and the communication connection of tested distribution terminal;
Described current source assembly comprises the first digital signal input end and 8 channel current output terminals, and digital signal input end is connected with described digital signal controller, and described 8 channel current output terminals are connected with tested distribution terminal;
Described voltage source assembly comprises the second digital signal input end and 8 channel voltage output terminals, and described the second digital signal input end is connected with digital signal controller, and described 8 channel voltage output terminals are connected with tested distribution terminal;
The input end of described remote signalling assembly is connected with described digital signal controller by isolator, and output terminal is connected with tested distribution terminal by isolator;
The input end of described remote control module is connected with described digital signal controller by isolator, and output terminal is connected with tested distribution terminal by isolator;
Described current sample assembly comprises 8 tunnels analogy current input terminals and the first digital signal output end, described 8 tunnels analogy current input terminals are connected with described 8 tunnels analogy current input terminals, and described the first digital signal output end is connected with described digital signal controller;
Described voltage sample assembly comprises 8 tunnels analogy voltage input ends and the second digital signal output end, described 8 tunnels analogy voltage input ends are connected with described 8 tunnels analogy voltage input ends, and described the second digital signal output end is connected with described digital signal controller.
Above-mentioned one is for the distant ATE (automatic test equipment) of distribution terminal three, and wherein, described ATE (automatic test equipment) also comprises the touch panel unit being connected with described digital signal controller.
Above-mentioned one is for the distant ATE (automatic test equipment) of distribution terminal three, wherein, described digital signal controller, current source assembly and current sample assembly, and digital signal controller, voltage source assembly and voltage sample assembly form respectively two independently feedback loops.
The utility model can, according to testing scheme, be tested three of distribution terminal distant function and performances automatically for the distant ATE (automatic test equipment) of distribution terminal three, has improved testing efficiency, has reduced testing cost.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model distribution terminal three distant ATE (automatic test equipment).
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to Fig. 1, there is shown the utility model for the distant ATE (automatic test equipment) of distribution terminal three, comprise digital signal controller 21, current source assembly 22, voltage source assembly 24, remote signalling assembly 27, remote control module 26, data-interface 28, touch panel unit 29 and current sample assembly 23 and voltage sample assembly 25;
Digital signal controller 21 is brains of the distant ATE (automatic test equipment) 2 of distribution terminal three, is controlling the state of other assemblies, is connected, for the importing of test cases and the derivation of test report with data-interface 28; Communicate to connect by communication bus and tested distribution terminal 1; Be connected with touch panel unit 29;
Current source assembly 22 comprises the first digital signal input end and 8 channel current output terminals, and digital signal input end is connected with digital signal controller 21, and 8 channel current output terminals are connected with tested distribution terminal 1; Wherein, amplitude and the phase place of digital signal input end control 8 channel current output terminals, 8 channel current output terminals have been simulated 3 phase currents and the zero-sequence current of 2 circuits;
Voltage source assembly 24 comprises the second digital signal input end and 8 channel voltage output terminals, and the second digital signal input end is connected with digital signal controller 21, and 8 channel voltage output terminals are connected with tested distribution terminal 1; Wherein, amplitude and the phase place of digital signal input end control 8 channel voltage output terminals, 8 channel voltage output terminals have been simulated 3 phase voltages and the residual voltage of 2 circuits;
The input end of remote signalling assembly 27 is connected with digital signal controller 21 by isolator, and output terminal is connected with tested distribution terminal 1 by isolator; Remote signalling assembly 27 can receive two pairs of controls and close control point remote signal, and emulation 2 way switch close a floodgate, the reception of separating brake action;
The input end of remote control module 26 is connected with digital signal controller 21 by isolator, and output terminal is connected with tested distribution terminal 1 by isolator; Remote control module 26 has 16 amounts of outputing, and can simulate state, point locking, for subsequent use on the spot of on off state, fault detector state, zero-sequence fault indicator status, earthing state and blocking, a distant place;
Current sample assembly 23 comprises 8 tunnels analogy current input terminals and the first digital signal output end, and 8 tunnels analogy current input terminals are connected with 8 tunnels analogy current input terminals, and the first digital signal output end is connected with digital signal controller 21;
Voltage sample assembly 25 comprises 8 tunnels analogy voltage input ends and the second digital signal output end; 8 tunnels analogy voltage input ends are connected with 8 tunnels analogy voltage input ends, and the second digital signal output end is connected with digital signal controller 21;
Digital signal controller 21, current source assembly 22 and current sample assembly 23 and digital signal controller 21, voltage source assembly 24 and voltage sample assembly 25 form respectively two independently feedback loops, improved the precision of current source output current, voltage source output voltage.
Touch panel unit 29 is user-machine interface, user can edit testing scheme by manipulation touch panel unit 29, control distribution terminal three distant ATE (automatic test equipment) 2 and complete the various test experiments to tested distribution terminal 1, this touch panel unit 29 can also display device running status, the information of setting and the information that tested distribution terminal 1 feeds back.
Digital signal controller 21 adopts the 32-bit microprocessor based on M4 core, this microprocessor communicates by integrated ethernet controller or serial ports and tested distribution terminal 1, thereby get state and the information of distribution terminal 1 and stored and show, the data of storage derive by usb interface, show by touch panel unit 29; Further this microprocessor output digit signals enters current source assembly 22, voltage source assembly 24, controls amplitude and the phase place of electric current, Voltage-output; Further utilize the I/O mouth generation remote signalling telesignalisation of this microprocessor to be input to remote signalling assembly 27 and remote control module 26; The further current and voltage signals of this microprocessor energy received current sampling component 23,25 back production of voltage sample assembly, and the data of utilizing back production carry out the current/voltage that calibration current source component 22, voltage source assembly 24 are exported, ensure that output current voltage reaches corresponding precision.
Current source assembly 22 is made up of DA part, high-power driving part, the digital signal that DA sends digital signal controller 21 is converted into simulating signal, this simulating signal is used for driving high-power part, and power section is exported corresponding measuring current and is input to distribution terminal 1;
Voltage source assembly 24 is made up of DA part, transformer portion.The digital signal that DA sends digital signal controller 21 is converted into simulating signal, transformer to this simulating signal boost produce corresponding test voltage be input to tested distribution terminal 1;
Remote control module 26 accepted the remote signal of sending from digital signal controller 21 and then is input in distribution terminal 1 by optical coupling isolator, thereby provides the remote signals of simulation for distribution terminal 1; Remote signalling assembly is received from the remote signal of distribution terminal 1 and is input in digital signal controller 21 by optical coupling isolator, thereby the implementation status of equipment under test can be detected;
User arranges experimental project by touch panel unit 29 equipment under test is tested.Can control remote state, the current/voltage output gear of the distant ATE (automatic test equipment) 2 of distribution terminal three by manipulation touch-screen, the strategy that testing scheme is set and carries into execution a plan, and can import test cases and derive test report by usb interface, whole test process automation degree is high.
The distant ATE (automatic test equipment) 2 of distribution terminal three is connected with tested distribution terminal 1, and sets up the first communication connection; Experimental project is set to be tested tested distribution terminal 1; Control remote control output state, the current/voltage output gear of the distant ATE (automatic test equipment) 2 of distribution terminal three, the strategy that testing scheme is set and carries into execution a plan, and obtain tested distribution terminal 1 information by the first communication connection, and then draw 1 analog acquisition of tested distribution terminal, whether function and the performance of digital data acquisition, controlled quentity controlled variable output meet the demands, and derive test report simultaneously
From the above mentioned, the distant ATE (automatic test equipment) 2 of this distribution terminal three can simulate on-the-spot electrical network normal operating condition and malfunction, offer the work on the spot environment of distribution terminal simulation, and the distant ATE (automatic test equipment) 2 of this distribution terminal three can communicate state and the information of knowing thus tested distribution terminal 1 with tested distribution terminal.Whole test process automation degree is high, can complete efficiently the test of distribution terminal.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, in the situation that not departing from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (3)
1. one kind for the distant ATE (automatic test equipment) of distribution terminal three, it is characterized in that, described ATE (automatic test equipment) comprises digital signal controller, current source assembly, voltage source assembly, remote signalling assembly, remote control module, data-interface and current sample assembly and voltage sample assembly;
Described digital signal controller is connected with described data-interface, and by communication bus and the communication connection of tested distribution terminal;
Described current source assembly comprises the first digital signal input end and 8 channel current output terminals, and digital signal input end is connected with described digital signal controller, and described 8 channel current output terminals are connected with tested distribution terminal;
Described voltage source assembly comprises the second digital signal input end and 8 channel voltage output terminals, and described the second digital signal input end is connected with digital signal controller, and described 8 channel voltage output terminals are connected with tested distribution terminal;
The input end of described remote signalling assembly is connected with described digital signal controller by isolator, and output terminal is connected with tested distribution terminal by isolator;
The input end of described remote control module is connected with described digital signal controller by isolator, and output terminal is connected with tested distribution terminal by isolator;
Described current sample assembly comprises 8 tunnels analogy current input terminals and the first digital signal output end, described 8 tunnels analogy current input terminals are connected with described 8 tunnels analogy current input terminals, and described the first digital signal output end is connected with described digital signal controller;
Described voltage sample assembly comprises 8 tunnels analogy voltage input ends and the second digital signal output end, described 8 tunnels analogy voltage input ends are connected with described 8 tunnels analogy voltage input ends, and described the second digital signal output end is connected with described digital signal controller.
2. one as claimed in claim 1, for the distant ATE (automatic test equipment) of distribution terminal three, is characterized in that, described ATE (automatic test equipment) also comprises the touch panel unit being connected with described digital signal controller.
3. one as claimed in claim 1 is for the distant ATE (automatic test equipment) of distribution terminal three, it is characterized in that, described digital signal controller, current source assembly and current sample assembly, and digital signal controller, voltage source assembly and voltage sample assembly form respectively two independently feedback loops.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420312965.XU CN203870183U (en) | 2014-06-12 | 2014-06-12 | Three-remote automatic test equipment for power distribution terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420312965.XU CN203870183U (en) | 2014-06-12 | 2014-06-12 | Three-remote automatic test equipment for power distribution terminal |
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| CN203870183U true CN203870183U (en) | 2014-10-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103995207A (en) * | 2014-06-12 | 2014-08-20 | 国网上海市电力公司 | Three-remote automatic test device for power distribution terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103995207A (en) * | 2014-06-12 | 2014-08-20 | 国网上海市电力公司 | Three-remote automatic test device for power distribution terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI WISCOM SUNEST ELECTRIC POWER TECHNOLOGY C Effective date: 20150106 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150106 Address after: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Patentee after: State Grid Shanghai Municipal Electric Power Company Patentee after: SHANGHAI WISCOM SUNEST ELECTRIC POWER TECHNOLOGY CO., LTD. Address before: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Patentee before: State Grid Shanghai Municipal Electric Power Company |