CN110492906B - A fast automatic detection method of HPLC carrier module performance - Google Patents
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Abstract
本发明涉及一种HPLC载波模块性能快速检测方法，提供一快速检测平台系统，所述系统包括模拟集中器、待测模拟表工装、衰减器、耦合器、串口服务器、PC上位机和MDS系统；通过利用模拟集中器与被检HPLC载波模块动态自动组网来读取模块信息。能够在60dB的衰减量条件下以及在模块工作电压变化的条件下验证HPLC模块的通信性能，快速完成国网规范中要求的芯片ID验证试验、模块通信性能试验、功耗检测试验、电源适应性试验等。本发明是利用模拟集中器作为抄控主设备，实现对待测通信模块的性能自动快速检测。通过并发抄表方式，实现对多个待测HPLC载波模块的同时检测；并配备待测模拟表工装，与待测HPLC载波模块进行快速绑定，缩短业务流程节点时间，加快组网效率。
The invention relates to a rapid detection method for the performance of an HPLC carrier module, and provides a rapid detection platform system. The system includes an analog concentrator, an analog meter tooling to be tested, an attenuator, a coupler, a serial port server, a PC host computer and an MDS system; The module information is read by dynamic and automatic networking with the analog concentrator and the tested HPLC carrier module. It can verify the communication performance of the HPLC module under the condition of 60dB attenuation and under the condition of changing the working voltage of the module, and quickly complete the chip ID verification test, module communication performance test, power consumption detection test, and power adaptability required in the national grid specification. test etc. The present invention utilizes the analog concentrator as the main device for copy control to realize automatic and rapid detection of the performance of the communication module to be tested. Through concurrent meter reading, the simultaneous detection of multiple HPLC carrier modules to be tested is realized; and the analog meter tooling to be tested is equipped to quickly bind with the HPLC carrier module to be tested, shortening the time of business process nodes and speeding up networking efficiency.
Description
Technical Field
The invention relates to the technical field of low-voltage power line carrier meter reading, in particular to a method for quickly detecting performance of an HPLC carrier module.
Background
At present, the detection of low-voltage power line HPLC carrier communication in China is still manual detection, and according to the latest specifications promoted by the national network, the full-performance detection of an HPLC carrier module cannot be realized, particularly, the national network company is popularizing and applying an HPLC carrier communication technology, and the fast detection capability of batch arriving HPLC carrier modules is lacked.
In the prior art, a reading method of a reading controller is adopted, data interaction of a module to be detected can be carried out only one by one, the problems of long detection time, low efficiency, incapability of simulating the real use environment of a communication module and the like exist, and meanwhile, the reading controller cannot read the chip ID of the communication module and cannot finish automatic and rapid detection of the performance of the communication module.
Disclosure of Invention
In view of this, the invention provides a method for rapidly detecting performance of an HPLC carrier module, which improves a success rate of primary networking, saves networking time, and greatly improves detection efficiency.
The invention is realized by adopting the following scheme: a rapid detection method for performance of an HPLC carrier module provides a rapid detection platform system, wherein the system comprises an analog concentrator, an analog meter tool to be detected, an attenuator, a serial server, a detection platform body computer and an MDS system; the to-be-tested analog meter tool is connected with the to-be-tested HPLC carrier modules and is used as a communication interface of the to-be-tested HPLC carrier modules; the analog meter tool to be tested is connected with the attenuator through a power line; the analog concentrator is electrically connected with the attenuator; the simulation concentrator and the simulation meter tool to be tested are both in communication connection with the serial server; the serial server is in communication connection with the detection table body computer; the detection table body computer is also in communication connection with the MDS system; the to-be-detected analog meter tool comprises a plurality of detection tools, each detection tool is connected with one to-be-detected HPLC carrier module, and all the detection tools are connected in a parallel mode; the HPLC carrier module to be detected is a single-phase meter HPLC carrier module or a three-phase meter HPLC carrier module;
the method for rapidly detecting the performance of the HPLC carrier module by adopting the rapid detection platform system comprises the following steps:
step S1: the method comprises the following steps of respectively butting a plurality of HPLC carrier modules to be detected with corresponding detection tools, scanning bar code information of all HPLC carrier modules to be detected through a bar code scanning gun and inputting the bar code information into a detection table body computer;
step S2: operating a detection table body computer, starting testing, and providing a working power supply for an HPLC carrier module to be tested, wherein the detection table body computer performs initialization interaction on the HPLC carrier module to be tested and an analog meter on a detection tool through a serial server, and the detection table body computer automatically allocates different analog meter addresses; meanwhile, the computer of the detection table body starts the simulation concentrator through a serial server to carry out an automatic dynamic networking mode;
step S3: after networking is finished, the detection table body computer sends an ID signal of an HPLC carrier module chip to be detected in a read network to a power line channel through the analog concentrator under the condition that the attenuator provides 60dB attenuation; after receiving the read module chip ID signal on the power line channel, the HPLC carrier module to be tested sends a module chip ID response signal to the power line channel; the attenuator performs power attenuation on a carrier signal transmitted on the power line, the analog concentrator converts the received carrier signal into a chip ID data frame and transmits the chip ID data frame to the detection table body computer, and the computer judges whether the asset information is correct or not according to the comparison of the received chip ID data frame and the database; if the asset information is correct, judging that the experiment of the HPLC module is qualified; if the asset information is incorrect, determining that the experiment of the HPLC module is not qualified;
step S4: after the chip ID is verified to be qualified, the detection platform body computer sends a reading electric quantity instruction to the simulation concentrator, and the simulation concentrator sends a reading electric quantity signal to a power line channel after receiving the reading electric quantity instruction; each HPLC carrier module to be detected converts the reading electric quantity signal received from the power line channel into a reading frame, and transmits the reading frame to the detection bench body computer through corresponding detection tools;
step S5: the detection table body computer sends the electric quantity response frame to each to-be-detected HPLC carrier module through the to-be-detected analog meter tool, the to-be-detected HPLC carrier module converts the electric quantity response frame into a carrier signal and sends the carrier signal to a power line channel, and the attenuator sends the electric quantity response signal to the analog concentrator; the simulation concentrator converts the received electric quantity response signal into an electric quantity response frame and transmits the electric quantity response frame to the detection table body computer, and the detection table body computer judges whether the copying is successful or not by comparing the transmitted electric quantity response frame with the received electric quantity response frame; if the reading is successful, judging that the communication performance experiment of the HPLC module is qualified; and if the reading is unsuccessful, judging that the communication performance test of the HPLC module is unqualified.
Step S6: if the communication performance experiment is qualified, the analog meter tool to be tested measures the working power consumption of each HPLC carrier module to be tested in real time in the reading process, analyzes the static power consumption and the dynamic power consumption and reports the power consumption measurement result to the detection table body computer;
step S7: the detection table body computer controls the analog meter tool to be detected to adjust the DC12V +/-1V power supply voltage to each HPLC carrier module to be detected, and repeats the testing steps of S4 and S5 to perform the power supply adaptability test of the HPLC carrier module to be detected;
step S8: the detection table body computer controls the analog meter tool to be detected to cut off power supply to the HPLC carrier module to be detected; and the detection bench body computer reports a communication performance detection result, a power consumption measurement result, power supply adaptability detection and a chip ID verification result to the MDS system, so that the performance of the HPLC carrier module to be detected is rapidly detected.
Furthermore, the analog concentrator adopts an analog concentrator provided with a standard HPLC concentrator carrier module qualified by type evaluation detection.
Further, in step S4, the analog concentrator and each module to be tested perform data interaction, that is, send and receive meter reading frames, and a concurrent meter reading mode is adopted.
Further, the concurrent meter reading mode flow comprises the following steps:
step SA: starting detection, judging whether the analog concentrator is started for concurrent meter reading or not, if not, starting routing meter reading and uploading archive data, namely the number of HPCL to be detected to the analog concentrator; if yes, executing step SB;
step SB: the analog concentrator sends a routing suspension command to the standard HPLC concentrator carrier module, so that the standard HPLC concentrator carrier module exits from the active mode, and the analog concentrator continuously sends a plurality of concurrent meter reading frames to the standard HPLC concentrator carrier module;
step SC: judging whether the standard HPLC concentrator carrier module receives a plurality of concurrent meter reading frames and sends a meter reading instruction; and if so, executing the step SD, otherwise, continuously sending a plurality of concurrent meter reading frames to the carrier module of the standard HPLC concentrator by the analog concentrator.
Step SD: judging whether the meter reading frames reach the allowed number, if so, stopping sending the meter reading frames to the standard concentrator HPLC carrier module after the allowed number of the concurrent frames is reached; otherwise, returning to the step SC;
step SE: when the analog concentrator receives any meter reading response message of the standard concentrator HPLC carrier module, namely success or failure is possible, the analog concentrator re-sends a frame of message to the standard HPLC concentrator carrier module;
step SF: judging whether the concurrency number, namely the number of the plurality of modules to be tested is the maximum value, returning an error if the concurrency number exceeds the maximum value, and executing the step SG if the concurrency number is the maximum value; if the maximum value is smaller than the maximum value, returning to the step SE;
step SG: and uploading the copied electric quantity data to the analog concentrator.
Compared with the prior art, the invention has the following beneficial effects:
the invention uses the analog concentrator as the reading control main equipment to realize the automatic and rapid detection of the performance of the communication module to be detected. The simultaneous detection of a plurality of HPLC carrier modules to be detected is realized in a concurrent meter reading mode; and an analog meter tool to be tested is equipped and is quickly bound with the HPLC carrier module to be tested, thereby shortening the time of service flow node and accelerating the networking efficiency. This is not achieved by the prior art.
In the invention, the standard HPLC carrier module is selected for networking the module to be detected, the frequency band is automatically set to keep the same frequency band as the module to be detected, the success rate of one-time networking is improved, the networking time is saved, and the detection efficiency is greatly improved.
Drawings
Fig. 1 is a block diagram of a rapid detection platform system according to an embodiment of the present invention.
Fig. 2 is a flow chart of a concurrent meter reading mode according to an embodiment of the present invention.
Detailed Description
The invention is further explained below with reference to the drawings and the embodiments.
As shown in fig. 1, the present embodiment provides a method for quickly detecting performance of an HPLC carrier module, which is characterized in that: providing a rapid detection platform system, wherein the system comprises an analog concentrator, an analog meter tool to be detected, an attenuator, a serial server, a detection platform body computer and an MDS system (production scheduling platform of a client); the to-be-tested analog meter tool is connected with the to-be-tested HPLC carrier modules and is used as a communication interface of the to-be-tested HPLC carrier modules; the analog meter tool to be tested is connected with the attenuator through a power line; the analog concentrator is electrically connected with the attenuator; the simulation concentrator and the simulation meter tool to be tested are both in communication connection with the serial server; the serial server is in communication connection with the detection table body computer; the detection table body computer is also in communication connection with the MDS system; the to-be-detected analog meter tool comprises a plurality of detection tools, each detection tool is connected with one to-be-detected HPLC carrier module, and all the detection tools are connected in a parallel mode; the HPLC carrier module to be detected is a single-phase meter HPLC carrier module or a three-phase meter HPLC carrier module;
the method for rapidly detecting the performance of the HPLC carrier module by adopting the rapid detection platform system comprises the following steps:
step S1: the method comprises the following steps of respectively butting a plurality of HPLC carrier modules to be detected with corresponding detection tools, scanning bar code information of all HPLC carrier modules to be detected through a bar code scanning gun and inputting the bar code information into a computer information system of a detection platform body;
step S2: operating a detection table body computer, starting testing, and providing a working power supply for an HPLC carrier module to be tested, wherein the detection table body computer performs initialization interaction on the HPLC carrier module to be tested and an analog meter on a detection tool through a serial server, and the detection table body computer automatically allocates different analog meter addresses; meanwhile, the computer of the detection table body starts the simulation concentrator through a serial server to carry out an automatic dynamic networking mode;
step S3: after networking is finished, the detection table body computer sends an ID signal of an HPLC carrier module chip to be detected in a read network to a power line channel through the analog concentrator under the condition that the attenuator provides 60dB attenuation; after receiving the read module chip ID signal on the power line channel, the HPLC carrier module to be tested sends a module chip ID response signal to the power line channel; the attenuator performs power attenuation on a carrier signal transmitted on the power line, the analog concentrator converts the received carrier signal into a chip ID data frame (namely a chip ID response message) and transmits the chip ID data frame to the detection table body computer, and the computer judges whether the asset information is correct or not according to the comparison of the received chip ID data frame and the database; if the asset information is correct, judging that the experiment of the HPLC module is qualified; if the asset information is incorrect, determining that the experiment of the HPLC module is not qualified;
step S4: after the chip ID is verified to be qualified, the detection platform body computer sends a reading electric quantity instruction to the simulation concentrator, and the simulation concentrator sends a reading electric quantity signal to a power line channel after receiving the reading electric quantity instruction; each HPLC carrier module to be detected converts the reading electric quantity signal received from the power line channel into a reading frame, and transmits the reading frame to the detection bench body computer through corresponding detection tools;
step S5: the detection table body computer sends the electric quantity response frame to each to-be-detected HPLC carrier module through the to-be-detected analog meter tool, the to-be-detected HPLC carrier module converts the electric quantity response frame into a carrier signal and sends the carrier signal to a power line channel, and the attenuator sends the electric quantity response signal to the analog concentrator; the simulation concentrator converts the received electric quantity response signal into an electric quantity response frame and transmits the electric quantity response frame to the detection table body computer, and the detection table body computer judges whether the copying is successful or not by comparing the transmitted electric quantity response frame with the received electric quantity response frame; if the reading is successful, judging that the communication performance experiment of the HPLC module is qualified; and if the reading is unsuccessful, judging that the communication performance test of the HPLC module is unqualified.
Step S6: if the communication performance experiment is qualified, a power consumption detection module integrated in the analog meter tool to be tested measures the working power consumption of each HPLC carrier module to be tested in real time in the reading process, analyzes static power consumption and dynamic power consumption, and reports the power consumption measurement result to the detection table body computer;
step S7: the detection table body computer controls the analog meter tool to be detected to adjust the DC12V +/-1V power supply voltage to each HPLC carrier module to be detected, and repeats the testing steps of S4 and S5 to perform the power supply adaptability test of the HPLC carrier module to be detected;
step S8: the detection table body computer controls the analog meter tool to be detected to cut off power supply to the HPLC carrier module to be detected; and the detection bench body computer reports a communication performance detection result, a power consumption measurement result, power supply adaptability detection and a chip ID verification result to the MDS system, so that the performance of the HPLC carrier module to be detected is rapidly detected.
In the embodiment, the analog concentrator is an analog concentrator provided with a standard HPLC concentrator carrier module qualified by type evaluation detection.
In this embodiment, in step S4, the analog concentrator performs data interaction, that is, sending and receiving of meter reading frames, with the modules to be tested, and a concurrent meter reading mode is adopted.
As shown in fig. 2, in this embodiment, the concurrent meter reading mode flow includes the following steps:
step SA: starting detection, judging whether the analog concentrator is started for concurrent meter reading or not, if not, starting routing meter reading and uploading archive data, namely the number of HPCL to be detected to the analog concentrator; if yes, executing step SB;
step SB: the analog concentrator sends a routing suspension command to the standard HPLC concentrator carrier module, so that the standard HPLC concentrator carrier module exits from the active mode, and the analog concentrator continuously sends a plurality of concurrent meter reading frames to the standard HPLC concentrator carrier module;
step SC: judging whether the standard HPLC concentrator carrier module receives a plurality of concurrent meter reading frames and sends a meter reading instruction; and if so, executing the step SD, otherwise, continuously sending a plurality of concurrent meter reading frames to the carrier module of the standard HPLC concentrator by the analog concentrator.
Step SD: judging whether the meter reading frames reach the allowed number, if so, stopping sending the meter reading frames to a standard concentrator HPLC carrier module after the allowed number of the concurrent frames is reached (controlled by the standard HPLC concentrator carrier module); otherwise, returning to the step SC;
step SE: when the analog concentrator receives any meter reading response message of the standard concentrator HPLC carrier module, namely success or failure is possible, the analog concentrator re-sends a frame of message to the standard HPLC concentrator carrier module;
step SF: judging whether the concurrency number (the number of a plurality of modules to be tested, which is the number of a plurality of modules to be tested, sent by the analog concentrator to the plurality of modules to be tested at the same time) is the maximum value, if the concurrency number exceeds the maximum value, returning an error, and if the concurrency number exceeds the maximum value, executing the SG; if the maximum value is smaller than the maximum value, returning to the step SE;
step SG: and uploading the read electric quantity data, namely the data meter reading information, to the analog concentrator.
In this embodiment, the analog concentrator is equipped with a standard HPLC concentrator carrier module, which is used as a master device for data interaction with a module to be tested; the simulation meter tool to be tested is used as a communication interface of the HPLC carrier module to be tested to complete power line carrier communication and local serial port communication, is structurally compatible with the HPLC carrier modules of the single-phase meter and the three-phase meter, and can simultaneously complete detection work of 48 modules to be tested. The simulation table tool to be tested is structurally compatible with the single-phase table HPLC carrier module and the three-phase table HPLC carrier module, and has the advantages that after the module to be tested is in butt joint with the simulation table tool, the simulation table tool to be tested can be immediately bound with a simulation table address, automatic networking and dynamic routing are realized, and a favorable guarantee is provided for quick and automatic detection of the HPLC carrier module.
In this embodiment, the step S3 can complete the validity and uniqueness detection and verification of the module chip ID to be tested.
In this embodiment, the steps S4 and S5 may complete the communication performance detection of the module under test under the attenuation of 60 dB.
In this embodiment, in step S6, the power consumption detection module integrated in the analog meter tooling board with a precision of 0.05 level is used to complete static power consumption and dynamic power consumption service tests on the module to be tested.
In this embodiment, after the current module to be tested is detected in step S8, the analog concentrator automatically issues the file information of the next module to be tested, and after the next module to be tested acquires the table address, the next module to be tested is immediately networked with the carrier module of the standard HPLC concentrator. The operation time on the flow is shortened.
In the present embodiment, the communication protocol followed in the detection method is "application manual for HPLC technology".
In this embodiment, because a plurality of modules to be tested can only be networked with one analog concentrator at the same time, and the interference requirement on the station area is high, when the performance of the carrier module is detected, the station area cannot be subjected to copying and controlling and other analog concentrators, so that unnecessary interference is eliminated, and the detection efficiency is prevented from being influenced.
Preferably, when module detection is performed in this embodiment, in order to complete performance detection of the module to be detected more quickly and accurately, a networking threshold time and a service detection time are set. And completing the networking process of 48 modules to be tested within the specified 20s, if part of the modules to be tested are not successfully networked within the first 20s, automatically adjusting the frequency band of the standard HPLC concentrator carrier module to carry out second 20s networking, if part of the modules to be tested still exist and are not successfully networked, judging that the modules to be tested are unqualified, and carrying out manual reinspection. Through a large amount of experimental data verification, all performance tests can be completed by 48 testing stations within 120 seconds by adopting the method described herein.
The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the present invention.
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| CN108880619A (en) * | 2018-07-26 | 2018-11-23 | 航天亮丽电气有限责任公司 | A kind of automatic meter reading method using bandwidth carrier communication module |
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