CN211928045U - Automatic test system for intelligent terminal of power distribution network - Google Patents
Automatic test system for intelligent terminal of power distribution network Download PDFInfo
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- CN211928045U CN211928045U CN201922180495.1U CN201922180495U CN211928045U CN 211928045 U CN211928045 U CN 211928045U CN 201922180495 U CN201922180495 U CN 201922180495U CN 211928045 U CN211928045 U CN 211928045U
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Abstract
The utility model relates to an automatic testing system for an intelligent terminal of a power distribution network, which comprises a standard source, an intelligent terminal to be tested and a testing computer; the standard source is connected with the tested intelligent terminal and provides electrical analog quantity for the intelligent terminal for collection; the standard source is connected with the test computer, receives a regulation and control instruction sent by the test computer and provides a digital signal of the output analog quantity for the test computer; the tested intelligent terminal is connected with the testing computer to receive the testing instruction; the testing computer is internally provided with an automatic testing system which is used for sending instructions of port setting of the tested intelligent terminal, software downloading of the tested intelligent terminal and data acquisition and comparison, automatically comparing the data of the tested intelligent terminal with standard source data and generating a testing report according to a comparison result. The utility model discloses can realize that distribution network intelligent terminal is automatic to detect in batches, reduce the measurement personnel and drop into, improve detection efficiency, guarantee terminal operation is accurate reliable and stable.
Description
Technical Field
The utility model belongs to the technical field of automatic test, concretely relates to automatic test system of distribution network intelligent terminal.
Background
Along with the improvement of the informationization, automation and interaction level of the power distribution network and the mutual permeation and fusion of the Internet of things, the novel intelligent terminal integrating multiple functions of protection, parameter measurement and acquisition, intelligent control, communication and the like becomes the mainstream trend of the development of the power distribution network. The intelligent terminal of the power distribution network is safe and reliable, the quality of the power distribution network is directly determined, and the power utilization quality and reliability of enterprises and individuals are determined.
In order to meet the application requirements of power distribution services, the intelligent terminal needs to be strictly verified before production and delivery, if a traditional manual testing method is adopted, the production efficiency can be greatly reduced, and the testing consistency is poor, a system and a method capable of automatically detecting the intelligent terminal in batches are urgently needed to ensure that the intelligent terminal is stable, accurate and reliable in operation.
Disclosure of Invention
The utility model provides an automatic test system of distribution network intelligent terminal and test method can realize improving production detection efficiency to distribution network intelligent terminal's automatic batch detection, guarantees that terminal operation is stable, accurate, reliable. The utility model discloses the technical scheme who adopts as follows:
distribution network intelligent terminal automated test system includes: the system comprises a standard source, an intelligent terminal to be tested and a testing computer; the standard source is connected with the tested intelligent terminal and provides electrical analog quantity for the intelligent terminal for collection; the standard source is connected with the test computer, receives a regulation and control instruction sent by the test computer and provides a digital signal of the output analog quantity for the test computer; the tested intelligent terminal is connected with the testing computer to receive the testing instruction; the testing computer is internally provided with an automatic testing system which is used for sending instructions of port setting of the tested intelligent terminal, software downloading of the tested intelligent terminal and data acquisition and comparison, automatically comparing the data of the tested intelligent terminal with standard source data and generating a testing report according to a comparison result.
Preferably, the standard source is a high-precision voltage and current signal generating device, which is used for calibrating or verifying other measuring devices, is connected with the tested intelligent terminal to provide the tested intelligent terminal with electrical analog quantity for collection, and is connected with the testing computer to receive the regulating and controlling instruction and provide the testing computer with digital signals of the output analog quantity.
Preferably, the tested intelligent terminal includes but is not limited to: the intelligent distribution transformer terminal, the distribution area fusion terminal and the edge Internet of things agent terminal adopt a Linux open source system, have a unified management interface instruction, are provided in the form of application software, are connected with a standard source to collect electrical quantity and are connected with a test computer to receive a test instruction.
Preferably, the testing computer is a general desktop computer or a notebook computer, is connected with the standard source to control and inquire digital signals of output electrical quantities, and is connected with the tested intelligent terminal to issue a testing instruction to the tested intelligent terminal.
Preferably, the test computer comprises more than 8 USB interfaces, and 8 serial ports are connected to USB cables so as to test 8 tested intelligent terminals simultaneously.
Preferably, a switch is used between the test computer and the tested intelligent terminal to realize network networking so as to meet the requirements of multi-terminal file transmission and instruction issuing.
Preferably, the electrical quantity collected by the tested intelligent terminal includes but is not limited to: voltage, current, power factor, frequency, electric energy to satisfy the comprehensive performance test to intelligent terminal.
The utility model has the advantages that:
the utility model discloses can realize that distribution network intelligent terminal is automatic to detect in batches, reduce the measurement personnel and drop into, improve detection efficiency, guarantee terminal operation is accurate reliable and stable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are illustrative of some embodiments of the invention, and that those skilled in the art will be able to derive other drawings without inventive step from these drawings, which are within the scope of the present application.
Fig. 1 is a schematic structural diagram of a test system according to an embodiment of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of a test system according to an embodiment of the present invention. The embodiment of the utility model provides an in, the distribution network intelligent terminal that is surveyed uses intelligent distribution transformer terminal to explain as the example. An automatic test system of a power distribution network intelligent terminal comprises: the system comprises a standard source, a tested intelligent distribution transformer terminal and a test computer;
the standard source is a high-precision voltage and current signal generating device and can be used for calibrating or verifying other measuring devices; the standard source is connected with the tested intelligent distribution transformer terminal through 4 voltage output lines and 4 current output lines, and electrical analog quantity is provided for the intelligent distribution transformer terminal for collection; the standard source is connected with the test computer through an RS 485-USB cable, receives a regulation and control instruction sent by the test computer and provides a digital signal of the output electric analog quantity for the test computer;
the intelligent distribution transformer terminal adopts a Linux open source system, has a unified management interface instruction, and is provided in the form of application software. The intelligent distribution transformer terminal is connected with a standard source through a wire, collects electric quantities such as voltage, current, power factor, frequency, electric energy and the like, is directly connected with a test computer through a serial port-USB cable to receive a configuration instruction, and a network port receives the test instruction through a switch and a test computer network;
the testing computer is a general desktop computer or a notebook computer, is internally provided with an automatic testing system and is used for sending instructions of intelligent distribution transformer terminal port setting, intelligent distribution transformer terminal software downloading, data acquisition and comparison and the like, automatically comparing intelligent distribution transformer terminal data with standard source data, and generating a report according to a testing result, wherein the report comprises more than 8 USB interfaces, and the requirement of simultaneously testing 8 intelligent distribution transformer terminals can be met.
The embodiment of the utility model provides an in, through the test computer, utilize automatic test system to send by survey intelligent terminal port setting, by survey intelligent terminal software lower dress, data acquisition contrast instruction, will be surveyed intelligent terminal data and the automatic contrast of standard source data, the method of generating the test report, be prior art, no longer give unnecessary details here.
Use the utility model discloses an automatic test system, carry out the step as follows of the automatic test of intelligent distribution transformer terminal:
s1, connecting the standard source to a test computer through an RS 485-USB cable, and regularly inquiring the output electrical quantity data of the standard source by the test computer through a Modbus protocol;
s2, connecting each intelligent distribution and transformation terminal network port to be tested with a test computer through a switch, directly connecting each intelligent distribution and transformation terminal serial port to be tested with the test computer through an RJ 45-USB debugging line, logging in the terminal through the intelligent distribution and transformation terminal serial port by the test computer, and inputting a setting instruction to configure different network port IPs for the intelligent distribution and transformation terminal to be tested;
s3, the testing computer transmits the service application installation package to each intelligent distribution transformer terminal to be tested in parallel through FTP service, establishes SSH connection with each intelligent distribution transformer terminal and logs in, and executes application installation commands;
s4, calling and testing telemetering data such as three-phase voltage, three-phase current, active power, reactive power, power factor and the like of each intelligent distribution and transformation terminal by the testing computer through an IEC104 protocol, and automatically comparing the telemetering data with the acquired standard source output data; if the comparison error is within the set range, the test is passed, if the comparison error exceeds the set range, the test is failed and terminated, and a test report is issued;
s5, the testing computer issues an instruction to the standard source to change and output remote signaling events such as voltage out-of-limit, phase loss, voltage loss, power failure and the like, and the testing computer recalls and tests remote signaling event data of each intelligent distribution transformer terminal through an IEC104 protocol; if the remote signaling bit corresponds to the test pass, if the remote signaling bit corresponds to the test fail stop, and a test report is provided;
s6, the testing computer sends remote control commands such as closing, opening and resetting to the tested intelligent distribution transformer terminal through an IEC104 protocol; if the intelligent distribution transformer terminal action mechanism acts, the test is passed, if the intelligent distribution transformer terminal action mechanism does not act, the test failure is terminated, and a test report is issued;
and S7, automatically issuing a full-flow detection report by the testing computer after the test is finished.
Finally, it is to be noted that: the above embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and the scope of the present invention is not limited thereto. Those skilled in the art will understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (7)
1. Automatic test system of distribution network intelligent terminal, its characterized in that includes: the system comprises a standard source, an intelligent terminal to be tested and a testing computer; the standard source is connected with the tested intelligent terminal and provides electrical analog quantity for the intelligent terminal for collection; the standard source is connected with the test computer, receives a regulation and control instruction sent by the test computer and provides a digital signal of the output analog quantity for the test computer; the tested intelligent terminal is connected with the testing computer to receive the testing instruction; the testing computer is internally provided with an automatic testing system which is used for sending instructions of port setting of the tested intelligent terminal, software downloading of the tested intelligent terminal and data acquisition and comparison, automatically comparing the data of the tested intelligent terminal with standard source data and generating a testing report according to a comparison result.
2. The power distribution network intelligent terminal automatic test system according to claim 1, wherein the standard source is a high precision voltage current signal generating device for calibrating or verifying other measuring devices.
3. The power distribution network intelligent terminal automated testing system of claim 1, wherein the tested intelligent terminals include but are not limited to: the intelligent distribution transformer terminal, the platform area fusion terminal and the edge Internet of things agent terminal adopt a Linux open source system, have a unified management interface instruction and are provided in the form of application software.
4. The automatic testing system for the intelligent terminals of the power distribution network according to claim 1, wherein the testing computer is a general desktop computer or a notebook computer.
5. The automatic test system for the intelligent terminals of the power distribution network according to claim 4, wherein the test computer comprises more than 8 USB interfaces and is connected with 8 serial-to-USB cables.
6. The automatic testing system for the intelligent terminals of the power distribution network according to claim 5, wherein a switch is used between the testing computer and the intelligent terminal to be tested to realize network networking.
7. The power distribution network intelligent terminal automatic testing system according to claim 6, wherein the electrical quantities collected by the tested intelligent terminal include but are not limited to: voltage, current, power factor, frequency, electrical energy.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922180495.1U CN211928045U (en) | 2019-12-06 | 2019-12-06 | Automatic test system for intelligent terminal of power distribution network |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111025077A (en) * | 2019-12-06 | 2020-04-17 | 山东电工电气集团新能科技有限公司 | Automatic test system and test method for intelligent terminal of power distribution network |
| CN112711528A (en) * | 2020-12-18 | 2021-04-27 | 中国电力科学研究院有限公司 | Method and system for detecting functions of platform area intelligent terminal application APP |
| CN113253182A (en) * | 2021-05-11 | 2021-08-13 | 深圳市国电科技通信有限公司 | Intelligent terminal calibration system and method applied to transformer area |
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2019
- 2019-12-06 CN CN201922180495.1U patent/CN211928045U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111025077A (en) * | 2019-12-06 | 2020-04-17 | 山东电工电气集团新能科技有限公司 | Automatic test system and test method for intelligent terminal of power distribution network |
| CN112711528A (en) * | 2020-12-18 | 2021-04-27 | 中国电力科学研究院有限公司 | Method and system for detecting functions of platform area intelligent terminal application APP |
| CN113253182A (en) * | 2021-05-11 | 2021-08-13 | 深圳市国电科技通信有限公司 | Intelligent terminal calibration system and method applied to transformer area |
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