CN110138870B - Sensing layer detection system and detection method for ubiquitous power Internet of things power equipment - Google Patents

Sensing layer detection system and detection method for ubiquitous power Internet of things power equipment Download PDF

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Publication number
CN110138870B
CN110138870B CN201910422106.3A CN201910422106A CN110138870B CN 110138870 B CN110138870 B CN 110138870B CN 201910422106 A CN201910422106 A CN 201910422106A CN 110138870 B CN110138870 B CN 110138870B
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working condition
power equipment
ubiquitous
things
power
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CN110138870A (en
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熊虎
于树义
陈维新
李家源
江晓光
李文佩
朱思瑞
周胜利
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State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Hubei Electric Power Co Ltd
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State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Hubei Electric Power Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/12Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/12Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • H04L67/125Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network

Abstract

The invention provides a detection system and a detection method for a sensing layer of ubiquitous power Internet of things power equipment, wherein the detection system comprises ubiquitous power Internet of things power equipment, a standard working condition source, a working condition parameter acquisition unit, an operation execution acquisition unit, a data collection node terminal and an industrial personal computer, the detection method comprises the steps of S1, accessing the ubiquitous power Internet of things power equipment into the standard working condition source, and inputting an operation detection true value Td(ii) a S2, starting detection and sending a control instruction to a standard working condition source; s3, sensing working conditions of ubiquitous power Internet of things power equipment; s4, a working condition parameter acquisition unit acquires a working condition detection truth value Tw(ii) a S5, an operation execution acquisition unit acquires an operation detection measurement value T'd(ii) a S6, collecting working condition detection measured value T 'of data collecting node terminal'wOperational upload measurement value T'wd(ii) a And S7, comparing the true value with the detected value by the industrial personal computer, and giving a result. The invention solves the problem of function detection of running state information acquisition, data uploading and operation execution of the ubiquitous power Internet of things power equipment.

Description

Sensing layer detection system and detection method for ubiquitous power Internet of things power equipment
Technical Field
The invention relates to the field of ubiquitous power Internet of things, in particular to a sensing layer detection system and a detection method of ubiquitous power Internet of things power equipment.
Background
The ubiquitous power internet of things is an intelligent service system which fully applies modern information technologies such as mobile interconnection, artificial intelligence and the like and advanced communication technologies around each link of a power system, realizes the mutual object interconnection and man-machine interaction of each link of the power system, has the characteristics of comprehensive state sensing, efficient information processing and convenient and flexible application, and comprises a sensing layer, a network layer, a platform layer and an application layer. The basis of the ubiquitous power internet of things is power equipment with a sensing layer, and situation sensing and physical operation of a power grid are achieved. The ubiquitous power Internet of things power equipment has the functions of running state information acquisition, data uploading and operation execution, wherein the running state information generally comprises basic information such as voltage, current, phase angle, frequency, time and the like, and the ubiquitous power Internet of things power equipment also comprises special running working conditions such as power quality abnormal working conditions and short-circuit fault working conditions; data are uploaded to a sink node through a micro-power (mu W level) wireless sensor network or a low-power (mW level) wireless sensor network or a wired transmission network; the operation execution is divided into remote operation execution and in-place operation execution, the remote operation execution is given by the application layer software, and the in-place operation execution is given by the edge calculation software. Along with the development of power electronic technology, the ubiquitous power internet of things power equipment sensor integrates miniaturization into an equipment body, and can not carry out detection test independently.
Disclosure of Invention
The invention aims to provide a sensing layer detection system and a detection method of ubiquitous power internet of things power equipment, and the sensing layer detection system is established for solving the problem of function detection of running state information acquisition, data uploading and operation execution of the ubiquitous power internet of things power equipment.
The technical scheme provided by the invention
A sensing layer detection method of ubiquitous power Internet of things power equipment comprises the following specific steps,
s1, connecting ubiquitous power Internet of things power equipment to a standard working condition source, starting a sensing layer detection system of the power Internet of things power equipment, inputting rated parameters, sensing layer functions and operation execution functions of the power Internet of things power equipment in an industrial personal computer, wherein the operation execution functions are operation detection truth values T after being inputd
S2, working condition types are formulated in an industrial personal computer according to the function of a sensing layer of ubiquitous power Internet of things power equipment, detection is started, and a control instruction is sent to a standard working condition source;
s3, starting the normal working condition source according to the control instruction by the standard working condition source, and outputting the rated voltage U, the rated current I, the rated frequency f and the phase angle of 0-30 degrees of the set normal working conditionThe ubiquitous power internet of things power equipment senses the working condition, and a sensor acquires data and uploads the data through a sensor network;
s4, a working condition parameter acquisition unit and a ubiquitous power Internet of things power equipment sensor synchronously acquire standard working condition source output, the standard working condition source output is transmitted to an industrial personal computer after being subjected to analog-digital processing, and the industrial personal computer processes and stores the standard working condition source output as a working condition detection true value Tw
S5, an operation execution acquisition unit acquires execution performance of a ubiquitous power Internet of things power equipment body, an indicator lamp of the power Internet of things power equipment body emits green light under normal working conditions, digital quantity is formed through photoelectric sensing and analog-to-digital conversion and is transmitted to an industrial personal computer, and the digital quantity is processed and stored by the industrial personal computer and serves as an operation detection measurement value T'd
S6, the data collection node terminal collects uploaded data of the sensor network end of the power equipment of the ubiquitous power Internet of things, the data are transmitted to the industrial personal computer, the industrial personal computer processes and stores the data and the data are used as working condition detection measured values T'wThe operation execution and indication bit uploading value of the power equipment body of the power internet of things is taken as an operation uploading measured value T'wd
And S7, comparing the true value with the detection value by the industrial personal computer, giving a result, judging whether the requirement is met, and finishing the detection of the sensing layer of the ubiquitous power Internet of things power equipment.
In step S7, the judgment formula of the operation execution is as formula (1), the judgment formula of the working condition sensing function is as formula (2),
εd=uneq(T′d,T′wd,Td) (1)
in the formula (1), epsilondError performed for the operation; uneq () is a function for judging data inequality, when the data are not equal, the return value is 1, when the data are equal, the return value is 0, and the judgment of operation execution qualification must meet the condition that the function setting, the ontology execution and the operation uploading value are equal, namely epsilond=0;
In the formula (2), epsilonwCalculating errors of voltage, current, frequency and phase angle for errors sensed by working conditions respectively, and calculating the error when the error is epsilonwGreater than a limit value epsilon0Then, the sensing function is judged to be qualified.
A sensing layer detection system of ubiquitous power Internet of things power equipment comprises ubiquitous power Internet of things power equipment, a standard working condition source, a working condition parameter acquisition unit, an operation execution acquisition unit, a data collection node terminal and an industrial personal computer,
the input end of the standard working condition source is connected with the output end of the industrial personal computer and used for receiving a control instruction sent by the industrial personal computer, the output end of the standard working condition source is connected with the input end of the ubiquitous power Internet of things power equipment, and the standard working condition source outputs working conditions to the ubiquitous power Internet of things power equipment (1) according to the control instruction sent by the industrial personal computer;
the input end of the working condition parameter acquisition unit is connected with the output end of a standard working condition source, working condition information output to ubiquitous power Internet of things power equipment by the standard working condition source is acquired, and the output end of the working condition parameter acquisition unit is connected with an industrial personal computer and used for transmitting the acquired working condition information to the industrial personal computer;
the operation execution acquisition unit and the data collection node terminal are connected with the output end of the ubiquitous power Internet of things power equipment and used for acquiring operation execution data and working condition detection data of the ubiquitous power Internet of things power equipment, and the output end of the operation execution acquisition unit and the data collection node terminal is connected with the industrial personal computer and used for conveying the acquired operation execution data and working condition detection data to the industrial personal computer for judgment.
The standard working condition source comprises a normal working condition source and an abnormal working condition source, and the normal working condition source generates standard working conditions of voltage, current, phase angle and frequency for detecting the accuracy of the sensor and a network protocol; the abnormal working condition source generates a standard power quality abnormal working condition or a standard short-circuit fault working condition and is used for detecting a sensor power quality sensing function, a short-circuit fault sensing function, an edge calculation function and an on-site operation execution function.
The abnormal working conditions of the electric energy quality comprise voltage deviation, voltage fluctuation and flicker, three-phase voltage unbalance, frequency deviation, harmonic waves and intermittent waves, and the short-circuit fault working conditions comprise single-phase earth faults, interphase short-circuit faults and three-phase short-circuit faults.
Ubiquitous electric power thing networking power equipment is including the sensor network end that contains the sensor be connected at electric power thing networking power equipment body and with ubiquitous electric power thing networking power equipment body, the operation execution signal and the instruction bit signal of ubiquitous electric power thing networking power equipment body are gathered to the input of operation execution acquisition unit, the data that sensor network end will be ubiquitous on electric power thing networking power equipment body and gathered are uploaded to data collection node terminal.
The invention may have the following advantages: the invention provides a detection system of a sensing layer of power equipment of a ubiquitous power internet of things, which is used for solving the function detection of running state information acquisition, data uploading and operation execution of the power equipment of the ubiquitous power internet of things.
Drawings
FIG. 1 is a schematic diagram of the detection system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A sensing layer detection system of ubiquitous power Internet of things power equipment comprises ubiquitous power Internet of things power equipment 1, a standard working condition source 2, a working condition parameter acquisition unit 3, an operation execution acquisition unit 4, a data collection node terminal 5 and an industrial personal computer 6, wherein the input end of the standard working condition source 2 is connected with the output end of the industrial personal computer 6 and used for receiving a control instruction sent by the industrial personal computer 6, the output end of the standard working condition source 2 is connected with the input end of the ubiquitous power Internet of things power equipment 1, and the standard working condition source 2 outputs a working condition to the ubiquitous power Internet of things power equipment 1 according to the control instruction sent by the industrial personal computer 6; the input end of the working condition parameter acquisition unit 3 is connected with the output end of the standard working condition source 2, working condition information output by the standard working condition source 2 to the ubiquitous power Internet of things power equipment 1 is acquired, and the output end of the working condition parameter acquisition unit 3 is connected with the industrial personal computer 6 and used for transmitting the acquired working condition information to the industrial personal computer 6; the input ends of the operation execution acquisition unit 4 and the data collection node terminal 5 are connected with the output end of the ubiquitous power Internet of things power equipment 1 and used for acquiring operation execution data and working condition detection data of the ubiquitous power Internet of things power equipment 1, and the output ends of the operation execution acquisition unit 4 and the data collection node terminal 5 are connected with the industrial personal computer 6 and used for conveying the acquired operation execution data and the working condition detection data to the industrial personal computer 6 for judgment. The standard working condition source 2 comprises a normal working condition source 21 and an abnormal working condition source 22, wherein the normal working condition source 21 generates standard working conditions of voltage, current, phase angle and frequency for detecting the accuracy of the sensor and network protocols; the abnormal condition source 22 generates a standard power quality abnormal condition or a standard short-circuit fault condition for detecting a sensor power quality sensing function, a short-circuit fault sensing function, an edge calculation function, an on-site operation execution function. The abnormal working conditions of the electric energy quality comprise voltage deviation, voltage fluctuation and flicker, three-phase voltage unbalance, frequency deviation, harmonic waves and intermittent waves, and the short-circuit fault working conditions comprise single-phase earth faults, interphase short-circuit faults and three-phase short-circuit faults.
Ubiquitous electric power thing networking power equipment 1 is including the sensor network end 12 that contains the sensor at electric power thing networking power equipment body 11 and be connected with ubiquitous electric power thing networking power equipment body 11, the operation execution signal and the instruction bit signal of ubiquitous electric power thing networking power equipment body 11 are gathered to the input of operation execution acquisition unit 4, sensor network end 12 uploads the data of the sensor collection of ubiquitous electric power thing networking power equipment body 11 to data collection node terminal 5.
The industrial personal computer 6 is provided with a multi-channel data receiving module and an operating system. The intelligent detection software installed in the industrial personal computer 6 in a curing mode has the data processing and storing functions, and the intelligent analysis data gives out detection results.
A sensing layer detection method of ubiquitous power Internet of things power equipment comprises the following specific steps,
s1, connecting ubiquitous power Internet of things power equipment to a standard working condition source, starting a sensing layer detection system of the power Internet of things power equipment, inputting rated parameters, sensing layer functions and operation execution functions of the power Internet of things power equipment in an industrial personal computer, wherein the operation execution functions are operation detection truth values T after being inputd
S2, working condition types are formulated in an industrial personal computer according to the function of a sensing layer of ubiquitous power Internet of things power equipment, detection is started, and a control instruction is sent to a standard working condition source;
s3, starting the normal working condition source according to the control instruction by the standard working condition source, and outputting the rated voltage U, the rated current I, the rated frequency f and the phase angle of 0-30 degrees of the set normal working conditionThe ubiquitous power internet of things power equipment senses the working condition, and a sensor acquires data and uploads the data through a sensor network;
s4, a working condition parameter acquisition unit and a ubiquitous power Internet of things power equipment sensor synchronously acquire standard working condition source output, the standard working condition source output is transmitted to an industrial personal computer after being subjected to analog-digital processing, and the industrial personal computer processes and stores the standard working condition source output as a working condition detection true value Tw
S5, an operation execution acquisition unit acquires execution performance of a ubiquitous power Internet of things power equipment body, an indicator lamp of the power Internet of things power equipment body emits green light under normal working conditions, digital quantity is formed through photoelectric sensing and analog-to-digital conversion and is transmitted to an industrial personal computer, and the digital quantity is processed and stored by the industrial personal computer and serves as an operation detection measurement value T'd
S6, the data collection node terminal collects uploaded data of the sensor network end of the power equipment of the ubiquitous power Internet of things, the data are transmitted to the industrial personal computer, the industrial personal computer processes and stores the data and the data are used as working condition detection measured values T'wThe operation execution and indication bit uploading value of the power equipment body of the power internet of things is taken as an operation uploading measured value T'wd
And S7, comparing the true value with the detection value by the industrial personal computer, giving a result, judging whether the requirement is met, and finishing the detection of the sensing layer of the ubiquitous power Internet of things power equipment.
In step S7, the judgment formula of the operation execution is as formula (1), the judgment formula of the working condition sensing function is as formula (2),
εd=uneq(T′d,T′wd,Td) (1)
in the formula (1), epsilondError performed for the operation; uneq () is a function for judging data inequality, when the data are not equal, the return value is 1, when the data are equal, the return value is 0, and the judgment of operation execution qualification must meet the condition that the function setting, the ontology execution and the operation uploading value are equal, namely epsilond=0;
Formula (2)Middle, epsilonwCalculating errors of voltage, current, frequency and phase angle for errors sensed by working conditions respectively, and calculating the error when the error is epsilonwGreater than a limit value epsilon0Then, the sensing function is judged to be qualified.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A sensing layer detection method for ubiquitous power Internet of things power equipment is characterized by comprising the following steps: comprises the following specific steps of the following steps,
s1, connecting ubiquitous power Internet of things power equipment to a standard working condition source, starting a sensing layer detection system of the power Internet of things power equipment, inputting rated parameters, sensing layer functions and operation execution functions of the power Internet of things power equipment in an industrial personal computer, wherein the operation execution functions are operation detection truth values T after being inputd
S2, working condition types are formulated in an industrial personal computer according to the function of a sensing layer of ubiquitous power Internet of things power equipment, detection is started, and a control instruction is sent to a standard working condition source;
s3, starting the normal working condition source according to the control instruction by the standard working condition source, and outputting the rated voltage U, the rated current I, the rated frequency f and the phase angle of 0-30 degrees of the set normal working conditionThe ubiquitous power internet of things power equipment senses the working condition, and a sensor acquires data and uploads the data through a sensor network;
s4, a working condition parameter acquisition unit and a ubiquitous power Internet of things power equipment sensor synchronously acquire standard working condition source output, the standard working condition source output is transmitted to an industrial personal computer after being subjected to analog-digital processing, and the industrial personal computer processes and stores the standard working condition source output as a working condition detection true value Tw
S5, operating, executing and collecting unit to collect ubiquitous power Internet of things power equipmentThe execution performance of the body is that the indicating lamp emits green light under normal working conditions, digital quantity is formed through photoelectric sensing and analog-to-digital conversion and is transmitted to the industrial personal computer, and the industrial personal computer processes and stores the digital quantity as an operation detection measured value T'd
S6, the data collection node terminal collects uploaded data of the sensor network end of the power equipment of the ubiquitous power Internet of things, the data are transmitted to the industrial personal computer, the industrial personal computer processes and stores the data and the data are used as working condition detection measured values T'wThe operation execution and indication bit uploading value of the power equipment body of the power internet of things is taken as an operation uploading measured value T'wd
And S7, comparing the true value with the detection value by the industrial personal computer, giving a result, judging whether the requirement is met, and finishing the detection of the sensing layer of the ubiquitous power Internet of things power equipment.
2. The method for detecting the sensing layer of the power equipment of the ubiquitous power internet of things according to claim 1, wherein the method comprises the following steps: in step S7, the judgment formula of the operation execution is as formula (1), the judgment formula of the working condition sensing function is as formula (2),
εd=uneq(T′d,T′wd,Td) (1)
in the formula (1), epsilondError performed for the operation; uneq () is a function for judging data inequality, when the data are not equal, the return value is 1, when the data are equal, the return value is 0, and the judgment of operation execution qualification must meet the condition that the function setting, the ontology execution and the operation uploading value are equal, namely epsilond=0;
In the formula (2), epsilonwCalculating errors of voltage, current, frequency and phase angle for errors sensed by working conditions respectively, and calculating the error when the error is epsilonwGreater than a limit value epsilon0Then, the sensing function is judged to be qualified.
3. The utility model provides a perception layer detecting system of ubiquitous electric power thing networking power equipment which characterized in that: comprises ubiquitous power Internet of things power equipment (1), a standard working condition source (2), a working condition parameter acquisition unit (3), an operation execution acquisition unit (4), a data collection node terminal (5) and an industrial personal computer (6),
the input end of the standard working condition source (2) is connected with the output end of the industrial personal computer (6) and used for receiving a control instruction sent by the industrial personal computer (6), the output end of the standard working condition source (2) is connected with the input end of the ubiquitous power Internet of things power equipment (1), and the standard working condition source (2) outputs working conditions to the ubiquitous power Internet of things power equipment (1) according to the control instruction sent by the industrial personal computer (6);
the input end of the working condition parameter acquisition unit (3) is connected with the output end of the standard working condition source (2), working condition information output to the ubiquitous power Internet of things power equipment (1) by the standard working condition source (2) is acquired, and the output end of the working condition parameter acquisition unit (3) is connected with the industrial personal computer (6) and used for transmitting the acquired working condition information to the industrial personal computer (6);
the operation is carried out the output that collection unit (4) and data collect node terminal (5)'s input is connected ubiquitous electric power thing networking power equipment (1) for gather the operation execution data and the operating mode detection data of ubiquitous electric power thing networking power equipment (1), industrial computer (6) is connected to the output of operation is carried out collection unit (4) and data and is collected node terminal (5), is used for carrying the operation execution data and the operating mode detection data of gathering to industrial computer (6) and judges.
4. The system according to claim 3, wherein the sensing layer detection system comprises: the standard working condition source (2) comprises a normal working condition source (21) and an abnormal working condition source (22), and the normal working condition source (21) generates standard working conditions of voltage, current, phase angle and frequency for detecting the accuracy of the sensor and a network protocol; the abnormal condition source (22) generates a standard power quality abnormal condition or a standard short-circuit fault condition for detecting a sensor power quality sensing function, a short-circuit fault sensing function, an edge calculation function and an on-site operation execution function.
5. The system according to claim 4, wherein the sensing layer detection system comprises: the abnormal working conditions of the electric energy quality comprise voltage deviation, voltage fluctuation and flicker, three-phase voltage unbalance, frequency deviation, harmonic waves and intermittent waves, and the short-circuit fault working conditions comprise single-phase earth faults, interphase short-circuit faults and three-phase short-circuit faults.
6. The system according to claim 3, wherein the sensing layer detection system comprises: ubiquitous electric power thing networking power equipment (1) including contain the sensor at electric power thing networking power equipment body (11) and with sensor network end (12) that ubiquitous electric power thing networking power equipment body (11) are connected, the operation execution signal and the instruction bit signal of ubiquitous electric power thing networking power equipment body (11) are gathered to the input of operation execution acquisition unit (4), sensor network end (12) upload to data collection node terminal (5) with the data of the sensor collection of ubiquitous electric power thing networking power equipment body (11).
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CN112104717A (en) * 2020-09-03 2020-12-18 国网四川省电力公司电力科学研究院 Safety detection method for power Internet of things equipment

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