CN111314162A - A method and system for drive test of power service based on drive tester - Google Patents

Abstract

The invention discloses a method and a system for performing drive test on power service based on a drive test instrument, and belongs to the technical field of communication. The method comprises the following steps: determining the communication requirements of a power service master station of the power service to be tested and a road tester, and selecting a communication network according to the communication requirements; determining a drive test index and a drive test item of the power service to be tested according to the standard of the power service to be tested; and acquiring the power service information of the power service to be detected of the power service master station through the road tester by using the selected communication network according to the road test indexes and the road test items, and acquiring the road test information of the power service to be detected according to the power service information. Aiming at the complicated power service types and characteristics, the method improves the pertinence, the effectiveness and the reliability of the test, and is favorable for completing the test work of the power wireless private network.

Description

A method and system for drive test of power service based on drive tester

technical field

The present invention relates to the field of communication technologies, and more particularly, to a method and system for performing a drive test on a power service based on a drive tester.

Background technique

In the process of wireless network construction and operation and maintenance, drive test plays a crucial role, which can optimize network configuration and improve service quality. The drive test includes DT test and CQT test. The drive test should focus on different service types and end-to-end performance requirements. An indispensable tool in drive testing is a drive tester, such as a portable drive tester and a distributed drive tester.

In the network of telecom operators, the voice and data services of mobile terminals are mainly considered. Therefore, the drive tester designs different test indicators for voice and data services, such as coverage indicators, capacity indicators, and interference indicators.

In the electric power wireless private network (including two technical systems of TD-LTE 230MHz and 1800MHz), because the service object is different from the telecom operator's network, the services carried by the network are also different. On the whole, the power wireless private network carries power-related services such as power collection and control. With the development of the smart grid, the services carried by the wireless private network for electric power show a trend of more and more diversification. For a single business, the basic business includes distribution automation, power consumption information collection, electric vehicle charging stations/piles, distributed power sources, and precise load control; extended businesses include transmission line status monitoring, comprehensive monitoring of power distribution stations, transmission and distribution transformers Emergency repair operations, manual inspection of transmission and distribution transformers, inspection of transmission and distribution transformers, power quality monitoring, smart home, smart business hall, power emergency communication, mobile office, on-site video monitoring. Different services have different functions, flow directions, work cycles, mobility requirements, peak uplink and downlink rates, and maximum delay requirements. The multi-service bearer requirements include coverage requirements, connection success rate requirements, connection establishment delay requirements, paging success rate requirements, service priority requirements, average cell throughput requirements, user capacity requirements, and so on. In order to adapt to various power services with industry specificity, a drive tester based on the power service model should be designed.

SUMMARY OF THE INVENTION

In view of the above problems, the present invention proposes a method for performing a drive test on a power service based on a drive tester, including:

Determine the communication requirements between the power service master station of the power service to be tested and the drive tester, and select the communication network according to the communication requirements;

Determine the drive test indicators and drive test items of the power business to be tested according to the standards of the power business to be tested;

According to the drive test indicators and drive test items, using the selected communication network, the power service information of the power service to be tested of the power service master station is collected by the drive tester, and the drive test information of the power service to be tested is obtained according to the power service information.

Optionally, the drive test indicators include: a communication reliability indicator, a service uplink and downlink peak rate indicator, and a service tolerance maximum delay indicator.

Optionally, the communication reliability index, specifically:

The correct rate of remote control is ≥99.99%, the success rate of one-time collection is ≥95% and the success rate of periodic collection is ≥99.5%.

Optionally, the service tolerates the maximum delay index, specifically:

Power service master station inspection terminal important information time < 15min, response time ≤ 5s, conventional data call test and set response time < 15s, historical data call test response time < 30s, and master station response time to client side events ≤ 30min.

Optionally, the drive test information includes: the transmission peak rate, packet loss rate, throughput, end-to-end delay value, Ping test value, and application protocol of the collected power service information.

The present invention also proposes a system for performing drive testing on power services based on a drive tester, including:

The network selection module determines the communication requirements between the power service master station and the drive tester of the power service to be tested, and selects the communication network according to the communication requirements;

The target determination module determines the drive test indicators and drive test items of the power service to be tested according to the standards of the power service to be tested;

The test module uses the selected communication network according to the drive test indicators and drive test items, collects the power service information of the power service to be tested of the power service master station through the drive tester, and obtains the drive test of the power service to be tested according to the power service information. information.

Optionally, the drive test indicators include: a communication reliability indicator, a service uplink and downlink peak rate indicator, and a service tolerance maximum delay indicator.

Optionally, the communication reliability index, specifically:

The correct rate of remote control is ≥99.99%, the success rate of one-time collection is ≥95% and the success rate of periodic collection is ≥99.5%.

Optionally, the service tolerates the maximum delay index, specifically:

Power service master station inspection terminal important information time < 15min, response time ≤ 5s, conventional data call test and set response time < 15s, historical data call test response time < 30s, and master station response time to client side events ≤ 30min.

Optionally, the drive test information includes: the transmission peak rate, packet loss rate, throughput, end-to-end delay value, Ping test value, and application protocol of the collected power service information.

Aiming at the complex power service types and characteristics, the invention improves the pertinence, effectiveness and reliability of the test, and helps to complete the test work of the power wireless private network.

Description of drawings

Fig. 1 is a kind of method flow chart of the present invention based on the drive test instrument to carry out drive test to electric power business;

FIG. 2 is a structural diagram of a system for performing a drive test on a power service based on a drive tester according to the present invention.

Detailed ways

Exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for the purpose of this thorough and complete disclosure invention, and fully convey the scope of the invention to those skilled in the art. The terms used in the exemplary embodiments shown in the drawings are not intended to limit the invention. In the drawings, the same elements/elements are given the same reference numerals.

Unless otherwise defined, terms (including scientific and technical terms) used herein have the commonly understood meanings to those skilled in the art. In addition, it is to be understood that terms defined in commonly used dictionaries should be construed as having meanings consistent with the context in the related art, and should not be construed as idealized or overly formal meanings.

The present invention proposes a method for drive test of power service based on a drive tester, as shown in FIG. 1 , including:

Determine the communication requirements between the power service master station of the power service to be tested and the drive tester, and select the communication network according to the communication requirements;

Determine the drive test indicators and drive test items of the power business to be tested according to the standards of the power business to be tested;

According to the drive test indicators and drive test items, using the selected communication network, the power service information of the power service to be tested of the power service master station is collected by the drive tester, and the drive test information of the power service to be tested is obtained according to the power service information.

Drive test indicators, including: communication reliability indicators, service uplink and downlink peak rate indicators, and service tolerance maximum delay indicators.

Communication reliability indicators, specifically:

The correct rate of remote control is ≥99.99%, the success rate of one-time collection is ≥95% and the success rate of periodic collection is ≥99.5%.

The service tolerance maximum delay index, specifically:

Power service master station inspection terminal important information time < 15min, response time ≤ 5s, conventional data call test and set response time < 15s, historical data call test response time < 30s, and master station response time to client side events ≤ 30min.

Drive test information, including: peak transmission rate, packet loss rate, throughput, end-to-end delay value, Ping test value, and application protocol of collected power service information.

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail below with reference to specific embodiments.

The following will take the electricity consumption information collection service as an example to illustrate its service characteristics and communication requirements. The electricity service model established according to this method is also applicable to other related electricity services.

Taking the electricity consumption information collection business as an example, the electricity user electricity information collection system is a system for collecting, processing and real-time monitoring of electricity consumption information, realizing automatic collection of electricity consumption information, monitoring of abnormal measurement, power quality monitoring, and electricity consumption analysis and management, information exchange and other functions of related information release. The main data items collected by the user's electricity information collection system are power energy data, AC analog quantity, working condition data, power quality over-limit statistical data, event record data, and other data. Actively report.

The electricity consumption information collection terminal is a device that collects electricity consumption information at each information collection point, and can realize the collection of electric energy meter data, data management, two-way data transmission, and forwarding or executing control commands. According to the application place, the electricity consumption information collection terminal is divided into special change collection terminal, centralized meter reading terminal (including concentrator, collector) and other types.

The dedicated transformer acquisition terminal is a device that collects the power consumption information of dedicated transformer users. It can collect the data of the electric energy meter, detect the working condition of the electric energy metering equipment and the power quality of the power supply, and monitor the power consumption and energy of the customers. Data is managed and transferred in both directions. The centralized meter reading terminal is a device that collects power consumption information of low-voltage users, including concentrators and collectors.

The concentrator refers to the function of collecting the data of each collector or electric energy meter, processing and storing, and at the same time, it can exchange data with the master station or handheld device.

The collector is a device used to collect the power information of multiple or single power meters and exchange data with the concentrator.

Referring to the provisions of the corresponding standards, a reasonable test index requirements are as follows:

A) Communication reliability requirements;

The reliability of electricity consumption information collection includes: the correct rate of remote control is ≥99.99%; the success rate of one-time collection is ≥95%; the success rate of periodic collection is ≥99.5% (under the conditions of non-equipment failure and non-communication failure).

B) Service uplink and downlink peak rate requirements

The electricity consumption data collection service is about 1.05kbps, and for the load control command, the communication bandwidth is about 2.5kbps.

C) The service tolerates the maximum delay requirement;

The time for the main station to inspect the important information of the terminal (important status information and total added power and electrical energy) is less than 15min;

·System control operation response time (the time from remote control command to terminal response)≤5s;

Routine data call test and set response time (referring to the time from the master station sending the call test command to the master station displaying data) <15s;

·The response time of historical data call test (referring to the time from the master station sending the call test command to the master station displaying data) < 30s;

·The response time of the system to client-side events is ≤30 minutes.

The communication module and the drive tester carry out data transmission through the serial port, and should support 3-wire communication mode, and its adaptive or artificially set baud rate value at least includes 9600, 19200, 38400, 57600, 115200bit/s.

The default configuration of the serial port is 8 data bits, 1 stop bit, and no parity bit.

The frame structure of the communication between the drive tester and the master station can refer to the three-layer reference model "Enhanced Performance Architecture" based on GB/T 18657.3-2002.

The basic unit of a frame is an 8-bit byte. The link layer transmission sequence is low-order first, high-order last; low-order byte first, high-order byte last.

The present invention also proposes a system 200 for performing drive testing of power services based on a drive tester, as shown in FIG. 2 , including:

The network selection module 201 determines the communication requirements between the power service master station of the power service to be tested and the drive tester, and selects a communication network according to the communication requirements;

The target determination module 202 determines drive test indicators and drive test items of the power service to be tested according to the standard of the power service to be tested;

The test module 203, according to the drive test index and the drive test item, uses the selected communication network, collects the power service information of the power service to be tested of the power service master station through the drive tester, and obtains the road of the power service to be tested according to the power service information. measurement information.

Drive test indicators, including: communication reliability indicators, service uplink and downlink peak rate indicators, and service tolerance maximum delay indicators.

Communication reliability indicators, specifically:

The correct rate of remote control is ≥99.99%, the success rate of one-time collection is ≥95% and the success rate of periodic collection is ≥99.5%.

The service tolerance maximum delay index, specifically:

Power service master station inspection terminal important information time < 15min, response time ≤ 5s, conventional data call test and set response time < 15s, historical data call test response time < 30s, and master station response time to client side events ≤ 30min.

Drive test information, including: peak transmission rate, packet loss rate, throughput, end-to-end delay value, Ping test value, and application protocol of collected power service information.

Aiming at the complex power service types and characteristics, the invention improves the pertinence, effectiveness and reliability of the test, and helps to complete the test work of the power wireless private network.

As will be appreciated by those skilled in the art, the embodiments of the present application may be provided as a method, a system, or a computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the present application. It will be understood that each flow and/or block in the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to the processor of a general purpose computer, special purpose computer, embedded processor or other programmable data processing device to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing device produce Means for implementing the functions specified in a flow or flow of a flowchart and/or a block or blocks of a block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory result in an article of manufacture comprising instruction means, the instructions The apparatus implements the functions specified in the flow or flow of the flowcharts and/or the block or blocks of the block diagrams.

These computer program instructions can also be loaded on a computer or other programmable data processing device to cause a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process such that The instructions provide steps for implementing the functions specified in the flow or blocks of the flowcharts and/or the block or blocks of the block diagrams.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit them. Although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention can still be Modifications or equivalent replacements are made to the specific embodiments of the present invention, and any modifications or equivalent replacements that do not depart from the spirit and scope of the present invention shall be included within the protection scope of the claims of the present invention.

Claims (10)

1. a method based on a drive tester for driving a power service, the method comprising: Determine the communication requirements between the power service master station of the power service to be tested and the drive tester, and select the communication network according to the communication requirements; Determine the drive test indicators and drive test items of the power business to be tested according to the standards of the power business to be tested; According to the drive test indicators and drive test items, using the selected communication network, the power service information of the power service to be tested of the power service master station is collected by the drive tester, and the drive test information of the power service to be tested is obtained according to the power service information. 2 . The method according to claim 1 , wherein the drive test index comprises: a communication reliability index, a service uplink and downlink peak rate index, and a service tolerance maximum delay index. 3 . 3. The method according to claim 2, the communication reliability index is specifically: The correct rate of remote control is ≥99.99%, the success rate of one-time collection is ≥95% and the success rate of periodic collection is ≥99.5%. 4. The method according to claim 2, wherein the service tolerates a maximum delay index, specifically: Power service master station inspection terminal important information time < 15min, response time ≤ 5s, conventional data call test and set response time < 15s, historical data call test response time < 30s, and master station response time to client side events ≤ 30min. 5 . The method according to claim 1 , wherein the drive test information comprises: the transmission peak rate, packet loss rate, throughput, end-to-end delay value, Ping test value and application protocol of the collected power service information. 6 . 6. A system for performing drive testing on power services based on a drive tester, the system comprising: The network selection module determines the communication requirements between the power service master station and the drive tester of the power service to be tested, and selects the communication network according to the communication requirements; The target determination module determines the drive test indicators and drive test items of the power service to be tested according to the standards of the power service to be tested; The test module uses the selected communication network according to the drive test indicators and drive test items, collects the power service information of the power service to be tested of the power service master station through the drive tester, and obtains the drive test of the power service to be tested according to the power service information. information. 7 . The system according to claim 6 , wherein the drive test indicators include: a communication reliability indicator, a service uplink and downlink peak rate indicator, and a service tolerance maximum delay indicator. 8 . 8. The system according to claim 7, the communication reliability index is specifically: The correct rate of remote control is ≥99.99%, the success rate of one-time collection is ≥95% and the success rate of periodic collection is ≥99.5%. 9. The system according to claim 7, wherein the service tolerates a maximum delay index, specifically: Power service master station inspection terminal important information time < 15min, response time ≤ 5s, conventional data call test and set response time < 15s, historical data call test response time < 30s, and master station response time to client side events ≤ 30min. 10 . The system according to claim 6 , wherein the drive test information includes: transmission peak rate, packet loss rate, throughput, end-to-end delay value, Ping test value and application protocol of the collected power service information. 11 .

Images