CN204013555U - A kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit - Google Patents

A kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit Download PDF

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Publication number
CN204013555U
CN204013555U CN201420388778.XU CN201420388778U CN204013555U CN 204013555 U CN204013555 U CN 204013555U CN 201420388778 U CN201420388778 U CN 201420388778U CN 204013555 U CN204013555 U CN 204013555U
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China
Prior art keywords
telecommunication unit
epi
type
test fixture
concentrator
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CN201420388778.XU
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Chinese (zh)
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阿辽沙.叶
董俐君
成倩
张海龙
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State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
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State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
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Abstract

The utility model provides a kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit, and power information acquisition terminal comprises concentrator I type, concentrator II type and specially becomes III type; Device comprises test stage body, power control unit, compression bonding apparatus, test fixture and frock epi-position; Power control unit and and frock epi-position be respectively installed to test stage body column and crossbeam on, test fixture is fixed in frock epi-position by compression bonding apparatus.The utility model utilizes standard overall dimensions interface model to check the interchangeability of tested telecommunication unit overall dimension, utilize telecommunication unit power supply to detect the interchangeability of telecommunication unit working power, utilize communication protocol and the workflow of communication protocol simulator testing remote communication unit, the operating state of monitoring local communication unit controls pin, status-pin and the pin of communicating by letter, working effect and exchange (compatibility) performance of evaluation power information acquisition terminal telecommunication unit.

Description

A kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit
Technical field
The utility model relates to a kind of testing apparatus, specifically relates to a kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit.
Background technology
At present, China is carrying out the construction of power information acquisition system, because system scale is large, domestic each terminal producer communication unit, communication protocol Dou Shiyou producer self-developing, separate operation between each equipment, various communication units, communications protocol format exist larger otherness, thereby the interchangeability between devices in system and communication exists many obstacles, have restricted to a great extent the promotion and application of acquisition system.
The communication mode of power information acquisition terminal telecommunication unit mainly contains public network communication, private network communication, to having public network communication unit, private network communication unit.Telecommunication unit has one group of channeling port, channeling port is exactly the port of communications, the feature with modulated-analog signal and the inherent mechanism of communicating by letter, is the prerequisite that realizes telecommunication, and interface parameters, communication protocol and the sequential of communicating by letter will directly affect the work quality of telecommunication unit.Uniformity test based on telecommunication unit should carry out to above-mentioned port the integration test of electric parameter, circuit feature, communication performance, communication protocol and the sequential of communicating by letter.Consider that power port has had power consumption and band to carry test, this design is the compatibility facility test based on telecommunication unit interface.
Utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit, utilize standard overall dimensions interface model to check the interchangeability of tested telecommunication unit overall dimension, utilize telecommunication unit power supply to detect the interchangeability of telecommunication unit working power, utilize communication protocol and the workflow of communication protocol simulator testing remote communication unit, monitoring local communication unit controls pin, the operating state of status-pin and the pin of communicating by letter, evaluate the working effect of power information acquisition terminal telecommunication unit, assess exchange (compatibility) performance of each power information acquisition terminal telecommunication unit.
To achieve these goals, the utility model is taked following scheme:
The utility model provides a kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit, and described power information acquisition terminal comprises concentrator I type, concentrator II type and specially becomes III type; Described device comprises test stage body, power control unit, compression bonding apparatus, test fixture and frock epi-position; Described power control unit and and frock epi-position be respectively installed to test stage body column and crossbeam on, described test fixture is fixed in frock epi-position by compression bonding apparatus.
Described power control unit comprises power supply indicator, air switch and emergency stop switch, for showing and control test stage body three-phase and four-line power on/off situation.
Described test fixture comprises concentrator I type telecommunication unit test fixture, specially becomes III type telecommunication unit test fixture, concentrator II type telecommunication unit test fixture.
The journey communication unit that described concentrator I type telecommunication unit test fixture is concentrator I type provides direct voltage, described special change III type telecommunication unit test fixture provides direct voltage into specially becoming the telecommunication unit of III type, and both are equipped with direct voltage pin, control pin, status-pin and communication pin.
The telecommunication unit that described concentrator II type telecommunication unit test fixture is concentrator II type provides direct voltage, and it is provided with direct voltage pin, controls pin, status-pin and communication pin.
Described frock epi-position comprises the first frock epi-position and the second frock epi-position; Described the first frock epi-position is concentrator I type or specially becomes III type test fixture epi-position, and described the second frock epi-position is concentrator II type test fixture epi-position.
Described the first frock epi-position and the second frock epi-position are for placing corresponding test fixture; Described the first frock epi-position is for concentrator I type or specially become III type telecommunication unit test fixture 4V, 3.3V direct voltage are provided; Described the second frock epi-position provides 4V, 3.3V direct voltage for concentrator II type telecommunication unit test fixture.
Described testing apparatus, test fixture and power information acquisition terminal telecommunication unit form test macro, by test fixture, the interchangeability of power information acquisition terminal telecommunication unit are tested.
Compared with prior art, the beneficial effects of the utility model are:
1. online detection and the analytic function of acquisition terminal telecommunication unit communication channel and communication protocol have been realized, for testing staff provides intuitive and accurate detection data and figure and integrated detection analysis means;
2. be not only convenient to the analysis of communication process quantitative and qualitative analysis, and can be used for the failure diagnosis of acquisition terminal telecommunication, for communication errors location and processing provide effective foundation;
3. by telecommunication unit, exchange performance test, the designing requirement of standard telecommunication unit, has further improved fail safe, stability and the reliability of power information transmission;
4. for better meeting actual demand, the quickening of electric power enterprise, advance power information acquisition system and intelligent grid construction that technical support is provided.
Accompanying drawing explanation
Fig. 1 is the interchangeability testing apparatus structure chart of power information acquisition terminal telecommunication unit in the utility model embodiment;
Fig. 2 is concentrator II type telecommunication unit test fixture structural representation in the utility model embodiment;
Fig. 3 is concentrator I type or specially become III type telecommunication unit test fixture structural representation in the utility model embodiment;
Fig. 4 is test system structure block diagram in the utility model embodiment;
Fig. 5 is test principle figure in the utility model embodiment;
Fig. 6 is local communication unit interface pwb signal schematic diagram in the utility model embodiment;
Wherein, 1-concentrator I type or specially become III type test fixture epi-position, 2-concentrator II type test fixture epi-position, 3-compression bonding apparatus, 4-concentrator II type telecommunication unit test fixture, 5-power supply indicator, 6-air switch, 7-emergency stop switch, 8-concentrator I type or specially become III type telecommunication unit test fixture, the direct voltage pin of 9-concentrator II type telecommunication unit test fixture, control pin, status-pin and communication pin, 10-concentrator I type or specially become the direct voltage pin of III type telecommunication unit test fixture, control pin, status-pin and communication pin.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Acquisition terminal telecommunication unit has the dissimilar of special change III type, concentrator I type and concentrator II type, its special secondary school becomes the uplink communication module of III type and the uplink communication module of concentrator I type has identical character, can merge test, testing process is distinguished in software function.
Telecommunication unit has overall dimension, power interface, state interface, control interface, communication interface and channel interface, the design does not consider the test of power interface index and channel interface index, only from control interface, state interface and communication interface are started with, utilize the validity of the tested communication module overall dimension of standard size modelling verification of testing apparatus, utilize the reference power supply of testing apparatus to provide tested communication module work to use, utilize internal circuit and the tested remote communication module of testing apparatus to realize state, control and communication interface, utilize the telecommunication channel module of the embedded communication protocol device of testing apparatus and standard jointly to complete communication protocol and the workflow test of tested remote communication module.
Telecommunication unit interchangeability testing apparatus can carry out compatibility facility test to concentrator I type, concentrator II type and the remote communication module that specially becomes III type, can carry out selectivity test to dissimilar product.
As Fig. 1, the utility model provides a kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit, and described power information acquisition terminal comprises concentrator I type, concentrator II type and specially becomes III type; Described device comprises test stage body, power control unit, compression bonding apparatus, test fixture and frock epi-position; Described power control unit and and frock epi-position be respectively installed to test stage body column and crossbeam on, described test fixture is fixed in frock epi-position by compression bonding apparatus.
Described power control unit comprises power supply indicator, air switch and emergency stop switch, for showing and control test stage body three-phase and four-line power on/off situation.
Described test fixture comprises concentrator I type telecommunication unit test fixture, specially becomes III type telecommunication unit test fixture, concentrator II type telecommunication unit test fixture.
As Fig. 2, the telecommunication unit that described concentrator II type telecommunication unit test fixture is concentrator II type provides direct voltage, and it is provided with direct voltage pin, controls pin, status-pin and communication pin.
As Fig. 3, the journey communication unit that described concentrator I type telecommunication unit test fixture is concentrator I type provides direct voltage, described special change III type telecommunication unit test fixture provides direct voltage into specially becoming the telecommunication unit of III type, and both are equipped with direct voltage pin, control pin, status-pin and communication pin.
Described frock epi-position comprises the first frock epi-position and the second frock epi-position; Described the first frock epi-position is concentrator I type or specially becomes III type test fixture epi-position, and described the second frock epi-position is concentrator II type test fixture epi-position.
Described the first frock epi-position and the second frock epi-position are for placing corresponding test fixture; Described the first frock epi-position is for concentrator I type or specially become III type telecommunication unit test fixture 4V, 3.3V direct voltage are provided; Described the second frock epi-position provides 4V, 3.3V direct voltage for concentrator II type telecommunication unit test fixture.
Described testing apparatus, test fixture and power information acquisition terminal telecommunication unit form test macro, by test fixture, the interchangeability of power information acquisition terminal telecommunication unit are tested.Communication initiation order: telecommunication unit connects public network operation, and then IP, the Port by public network and destination server is connected, thereby carries out communication.
The embedded communication interface of testing apparatus carrys out to respond the workflow of measured terminal, and can judgement measured terminal effectively be identified.Content measurement is divided into appearance structure interchangeability, interface pin electric property, unification of communication protocol three parts.
Whether appearance structure interchangeability test module meets < < Q/GDW1375.1-2013 power consumer power information acquisition system pattern standard part 1 for test communications unit overall dimensions: specially become the requirement of acquisition terminal pattern standard > >, meet interchangeability test.
Interface pin electric performance test module is for the working power pin of test communications unit, control signal pin, status signal pin, whether signal of communication pin meets < < Q/GDW1375.1-2013 power consumer power information acquisition system pattern standard part 1: specially become acquisition terminal pattern standard > >, < < Q/GDW1374.3-2013 power consumer power information acquisition system technical specification the 3rd part: the requirement of communication unit technical specification > >, meet interchangeability test.
Whether unification of communication protocol test module meets < < Q/GDW1376.3-2013 power consumer power information acquisition system communication protocol the 3rd part for the communication protocol of test communications unit and acquisition terminal: the requirement of acquisition terminal remote communication module interface protocol > >, meets interchangeability test.
(1) test macro major function
The functional test that automatic test required, completed the interface testing of 1376.3 communication protocols and completes remote communication module normal process is tested, completed to the interchangeability that completes telecommunication unit;
(2) technical indicator
D.C. regulated power supply: 0~30V
DC voltage-stabilizing precision: 0.5%
Alternating current steady voltage plug: 0~300V
Load regulation: 1%
Power supply is controlled: 3A@250Vac
Serial communication baud rate: 1200~12000bps
The switching over time :≤10ms
Three-phase hanger: 8
Single-phase hanger: 20
(3) each part difference functions and purposes
Communication interface: utilize the communication interface that the communication server provides to obtain communication interface through level translation;
I/O interface: utilize the I/O port that single-chip microcomputer provides to generate I/O interface;
DC power supply interface: utilize D.C. regulated power supply to produce DC power supply output, as DC power supply interface;
Network communication interface: utilize built-in RJ45 socket to realize loopback and connect, utilize netting twine and difference transceiver channel to build network communication interface;
Channel interface: utilize three-phase voltage-stabilizing power supply output to build carrier channel interface.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; those of ordinary skill in the field still can modify or be equal to replacement embodiment of the present utility model with reference to above-described embodiment; these do not depart from any modification of the utility model spirit and scope or are equal to replacement, within the claim protection range of the present utility model all awaiting the reply in application.

Claims (8)

1. an interchangeability testing apparatus for power information acquisition terminal telecommunication unit, is characterized in that: described power information acquisition terminal comprises concentrator I type, concentrator II type and specially becomes III type; Described device comprises test stage body, power control unit, compression bonding apparatus, test fixture and frock epi-position; Described power control unit and and frock epi-position be respectively installed to test stage body column and crossbeam on, described test fixture is fixed in frock epi-position by compression bonding apparatus.
2. the interchangeability testing apparatus of power information acquisition terminal telecommunication unit according to claim 1, it is characterized in that: described power control unit comprises power supply indicator, air switch and emergency stop switch, for showing and control test stage body three-phase and four-line power on/off situation.
3. the interchangeability testing apparatus of power information acquisition terminal telecommunication unit according to claim 1, is characterized in that: described test fixture comprises concentrator I type telecommunication unit test fixture, specially becomes III type telecommunication unit test fixture, concentrator II type telecommunication unit test fixture.
4. the interchangeability testing apparatus of power information acquisition terminal telecommunication unit according to claim 3, it is characterized in that: the journey communication unit that described concentrator I type telecommunication unit test fixture is concentrator I type provides direct voltage, described special change III type telecommunication unit test fixture provides direct voltage into specially becoming the telecommunication unit of III type, and both are equipped with direct voltage pin, control pin, status-pin and communication pin.
5. the interchangeability testing apparatus of power information acquisition terminal telecommunication unit according to claim 3, it is characterized in that: the telecommunication unit that described concentrator II type telecommunication unit test fixture is concentrator II type provides direct voltage, it is provided with direct voltage pin, controls pin, status-pin and communication pin.
6. the interchangeability testing apparatus of power information acquisition terminal telecommunication unit according to claim 1, is characterized in that: described frock epi-position comprises the first frock epi-position and the second frock epi-position; Described the first frock epi-position is concentrator I type or specially becomes III type test fixture epi-position, and described the second frock epi-position is concentrator II type test fixture epi-position.
7. the interchangeability testing apparatus of power information acquisition terminal telecommunication unit according to claim 6, is characterized in that: described the first frock epi-position and the second frock epi-position are for placing corresponding test fixture; Described the first frock epi-position is for concentrator I type or specially become III type telecommunication unit test fixture 4V, 3.3V direct voltage are provided; Described the second frock epi-position provides 4V, 3.3V direct voltage for concentrator II type telecommunication unit test fixture.
8. according to the interchangeability testing apparatus of the arbitrary described power information acquisition terminal telecommunication unit of claim 1-7, it is characterized in that: described testing apparatus, test fixture and power information acquisition terminal telecommunication unit form test macro, by test fixture, the interchangeability of power information acquisition terminal telecommunication unit are tested.
CN201420388778.XU 2014-07-15 2014-07-15 A kind of interchangeability testing apparatus of power information acquisition terminal telecommunication unit Active CN204013555U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104793083A (en) * 2015-04-23 2015-07-22 广西电网有限责任公司电力科学研究院 Communication unit interchangeability testing system and interchanging method thereof
CN104901843A (en) * 2015-04-23 2015-09-09 广西电网有限责任公司电力科学研究院 Interchangeability tester of communication unit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104793083A (en) * 2015-04-23 2015-07-22 广西电网有限责任公司电力科学研究院 Communication unit interchangeability testing system and interchanging method thereof
CN104901843A (en) * 2015-04-23 2015-09-09 广西电网有限责任公司电力科学研究院 Interchangeability tester of communication unit
CN104793083B (en) * 2015-04-23 2017-11-03 广西电网有限责任公司电力科学研究院 A kind of communication unit interchangeability test system and its exchange method

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