CN107238767B - A kind of communication means of power quality and user environment on-line monitoring integrated apparatus - Google Patents

A kind of communication means of power quality and user environment on-line monitoring integrated apparatus Download PDF

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Publication number
CN107238767B
CN107238767B CN201710280250.9A CN201710280250A CN107238767B CN 107238767 B CN107238767 B CN 107238767B CN 201710280250 A CN201710280250 A CN 201710280250A CN 107238767 B CN107238767 B CN 107238767B
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power quality
user environment
data
integrated apparatus
line monitoring
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CN107238767A (en
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郭敏
金庆忍
陈卫东
楚红波
严旭
高立克
杨艺云
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Electric Power Research Institute of Guangxi Power Grid Co Ltd
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Electric Power Research Institute of Guangxi Power Grid 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
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • 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
    • H04L67/02Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
    • H04L67/025Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
    • 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

Abstract

The present invention relates to power monitoring equipments and communication means technical field, provide the communication means of a kind of power quality and user environment on-line monitoring integrated apparatus, it respectively stands the power quality and user environment parameter of power supply station the method achieve long-time on-line monitoring urban track traffic, the power quality and user environment data of power quality and user environment on-line monitoring integrated apparatus on-line monitoring is transmitted to power quality and energy-saving analysis system by 61850 specification of standard IEC;Maximum possible reduces the complexity of power quality and user environment on-line monitoring integrated apparatus on-line monitoring wiring, simultaneously by power quality and user environment online monitoring data customized a possibility that integrating 61850 format of standard IEC, to greatly improve the compatibility of on-line monitoring equipment.

Description

A kind of communication means of power quality and user environment on-line monitoring integrated apparatus
Technical field
The present invention relates to power monitoring equipments and communication means technical field, and in particular to a kind of power quality and user's ring The communication means of border on-line monitoring integrated apparatus.
Background technique
Urban track traffic refers to fixed operating line, is laid with fixed track, the dedicated transport train of outfit It is the product of mass transit system railway with the public transit facility of related service equipment etc..Economic sustained and rapid development With the general advance of society, urban track traffic, which has become, solves the contradictory important way of each large and medium-sized urban public transport congestion Diameter.It has the characteristics that freight volume big, quick comfortable, safety, on schedule, protection environment, energy saving, land occupation is few, main to include ground Iron, light rail, tramcar, single track, magnetic suspension train etc., wherein subway and light rail are the masters of urban rail transit Flow development pattern.With the rapid development of Chinese society economy and the increasingly propulsion of urbanization process, China's city rail is handed over The scale of logical construction constantly expands, and urban track traffic has increasingly shown the influence of the power quality of urban distribution network.As city One user of power grid, urban track traffic generally all directly obtain electric energy from urban distribution network, without individually construction power plant, city Power grid is powered subway, and power supply mode has the modes such as centrally connected power supply, decentralized power supply and hybrid power supply.Urban track traffic is adopted With dual power supply, traction is designed in every subway station or decompression institute, each running environment are most important to running equipment.
To grasp more fully hereinafter, urban track traffic influences the power quality of urban distribution network and user environment is to operation The influence of equipment, on-the-spot test should not generally be monitored for a long time using portable electric energy mass-synchrometer and Hygrothermograph, nothing The power quality and user environment data that method respectively stands subway realize Simultaneous Monitoring analysis.Electric energy quality on-line monitoring device at present Do not have monitoring user environment parameter, and user environment variable defines in standard traffic specification without corresponding, it is therefore desirable to It invents and a kind of the power quality at each station and user environment monitoring data is transmitted to rail traffic by Standards Code IEC61850 The communication means of power quality and energy-saving analysis system.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of power qualities and user environment to monitor integrated apparatus on-line Communication means, specific technical solution is as follows:
A kind of communication means of power quality and user environment on-line monitoring integrated apparatus the following steps are included:
(1) function of power quality and user environment on-line monitoring integrated apparatus is determined, the function includes user's ring Border Monitoring Indexes function, Steady State Power Quality monitoring function, transient power quality event monitoring function, statistics and record function Energy, store function, setting function, display function, communication function, setup time;
(2) measurement method of power quality index and user environment index is determined:
1. the fundamental measurement period of user environment Monitoring Indexes is 150 cycles, each fundamental measurement period and adjacent periods Continuous and tight, the monitoring result within each fundamental measurement period are known as 150 weeks wave numbers;On the basis in fundamental measurement period Minute value is arranged in upper setting minute interval on the basis of 150 weeks wave numbers;
2. the fundamental measurement period of Steady State Power Quality monitoring is 10 cycles, each fundamental measurement period and adjacent week Phase is continuous and tight;Monitoring result within each fundamental measurement period is known as 10 weeks wave numbers;In the base in fundamental measurement period 150 weeks wave spacings and minute interval are set on plinth, 150 weeks wave numbers and minute value are set on the basis of 10 weeks wave numbers;
(3) determine that the detection requirement of power quality index and user environment index, the detection requirement include real time data Detection requirement, the detection requirement of statistical data, the detection requirement of voltage fluctuation and flicker data, transient event Wave data Detection requirement, warning information detection requirement, setting the detection requirement of function, the detection requirement of display function, communication function and The detection requirement of monitoring circuit;
1. the detection requirement of real time data: real time data refers to by power quality and user environment on-line monitoring one makeup Set 150 weeks wave numbers of each user environment index and each Steady State Power Quality in addition to flickering that are calculated;Short Term Flicker Real time data refer to 10 minutes interval datas, the real time data of flickering refers to 2 hours interval datas, power quality and user's ring when long Border on-line monitoring integrated apparatus does not store the real-time of each user environment index and each Steady State Power Quality in addition to flickering Data, every group of real time data are directly uploaded to monitoring system with non-caching report form;
2. the detection requirement of statistical data: statistical data refers to by power quality and user environment on-line monitoring one makeup Set the minute value of each user environment index and each Steady State Power Quality in addition to flickering that are calculated;Statistical data when Between between be divided into 1~10 minute it is adjustable, be free of flickering, power quality and user environment on-line monitoring integrated apparatus record institute simultaneously There are the data of monitoring project, for each user environment index and the Steady State Power Quality in addition to flickering, records its institute In the average value of period, maximum value, minimum value, the big value of 95% probability, the minute value of statistical data is in power quality and user At least stored inside online environment monitoring integrated apparatus 60 days, memory module is first in first out, circulation storage, power quality and User environment monitors the storage that integrated apparatus realizes historical statistical data with log or report form on-line;
3. the detection requirement of voltage fluctuation and flicker data: voltage fluctuation and flicker data refer to by power quality and user The numerical value for the voltage fluctuation and flicker index that online environment monitoring integrated apparatus is calculated, flickering and voltage between short time voltage Changing the time interval that amplitude updates is 10 minutes, and the time interval of the flickering of voltage long-time and the update of variation in voltage frequency is 2 Hour, power quality and user environment on-line monitoring integrated apparatus record all voltage fluctuation and flicker indexs, voltage simultaneously Fluctuation at least stores 60 days inside power quality and user environment on-line monitoring integrated apparatus with flickering data, memory module For first in first out, circulation storage, power quality and user environment on-line monitoring integrated apparatus are realized with log or report form The storage of voltage fluctuation and flicker data;
4. the detection requirement of transient event Wave data: transient event Wave data, which refers to, characterizes electric energy matter to record Measure the voltage and current waveform of transient event feature;Transient event Wave data record uses fixed mode, opens in transient event According to the length records of summary journal cycle after beginning, regardless of whether event has terminated;Transient event Wave data is with COMTRADE Document form storage, memory module are first in first out, circulation storage;
5. the detection requirement of warning information: warning information is monitored on-line in integrated apparatus by power quality and user environment Portion generates, and records user environment index and Steady State Power Quality out-of-limit event, transient event, customized using SOE format Trigger event and power quality and user environment monitor integrated apparatus operating status change events on-line;Power quality and use Family online environment monitoring integrated apparatus supports the storage for being no less than 1024 warning information;Power quality and user environment are online Monitoring integration device realizes the storage of warning information with log or report form, and memory module is first in first out, circulation storage;
6. the detection requirement of function is arranged: power quality and the setting function of user environment on-line monitoring integrated apparatus are used In realizing to the checking of system master data, change;The system master data includes internal clocking, network clock synchronization, communication ginseng Number, monitoring point information, power quality index limit value;Be arranged function implementation include be locally located with it is remotely located;It is described It is locally located and checks, modifies on the spot for realizing power quality and user environment on-line monitoring integrated apparatus, system base is set Notebook data;The remotely located WEB page for monitoring integrated apparatus on-line for realizing access power quality and user environment It checked, modified, system master data is set;
7. the detection requirement of display function: each user environment index of correlation that display function is monitored for real-time display and The supplemental characteristic of each power quality index;The mode of display includes showing that screen is shown and WEB page is shown;
8. the detection requirement of communication function and monitoring circuit: power quality and user environment on-line monitoring integrated apparatus are set At least two 100M Ethernet interface is set, while there is EIA RS-232/485 interface, USB interface;Power quality and user environment The monitoring circuit quantity maximum for monitoring integrated apparatus on-line is no more than 6 tunnels, wherein 1 tunnel is monitored under the conditions of three-phase four-wire system Three-phase voltage and three-phase current;
(4) the data model specification of power quality and user environment: the data model of power quality and user environment is determined Specification follows IEC61850 specification, advises using the power quality of IEC61850 standard series and the unified Modeling of energy-saving analysis system Model, modeling specification include physical equipment modeling, logical device modeling, logical node modeling;
1. physical equipment models: power quality and user environment the on-line monitoring integrated apparatus of physics are modeled as one A intelligent electronic device IED object, each intelligent electronic device IED are modeled as a Server object, in Server object extremely A rare access point, the data object that data set includes is not across logical device LD;
2. logical device models: the logical device example number of power quality and user environment on-line monitoring integrated apparatus For n+1, wherein n is natural number, indicates that power quality and user environment monitor integrated apparatus monitoring circuit number on-line;
3. logical node models: including at least 3 logical node LN objects in each logical device LD object: LLN0, LPHD, other application logical node;Power quality and user environment on-line monitoring integrated apparatus for monitor power quality and The logical node of user environment includes LPHD, LLN0, GGIO, MHAI, MSQI, MMXU, MFLK, RDRE, QVVR;
(5) service model of power quality and user environment is determined:
1. association service: using association, abort and release service;
2. data set read-write service: LLN0 logical node of the data set in logical device PQM is given a definition, and data set is with DATA Specific data for data set member, data set define in ICD file;
3. report services: non-caching report-control block BRCB and caching report-control block URCB are visually square using multiple examples It is pre-configured in formula, power quality and user environment on-line monitoring integrated apparatus ICD file corresponding with predefined data sets Report-control block, the title of report-control block is unified;Report-control block is fixed under the LLN0 logical node of logical device PQM Justice;Report-control block is supported to send in data variation, send on complete sexual cycle and always call;It is sent in data variation and complete sexual cycle On send not simultaneous selection, the two selects one;
4. log services: LLN0 logical node of the log control block in logical device PQM is given a definition;Power quality and user Preparatory preset log control block corresponding with predefined data sets, log in online environment monitoring integrated apparatus ICD file The title of control block is unified;
5. file service: file service is used for transmission COMTRADE file, PQDIF file, ICD file;
6. definite value service: setting management realizes that each logical device LD can only have one using definite value group control block SGCB Definite value group control block SGCB, for managing all kinds of definite values under logical node LLN0, QVVR, RDRE;
7. clock synchronization service: power quality and user environment on-line monitoring integrated apparatus and power quality and energy-saving analysis system Time synchronization between system uses Simple Network Time Protocol;
(6) it determines the requirement of ACSI service-conformance: referring to whether need between the client and server of information exchange service It forces, and corresponding requirement has been made to service-conformance.Information exchange service be related to server, association service, logical device, Logical node, data set, the control of definite value group, report, log and file transmission;
(7) power quality and user environment communication protocol, mode and port are determined;Communication protocol uses advises in IEC61850 Fixed mobile agent server protocol;For real time data, statistical data, voltage fluctuation and flicker data, transient event recorder data, alarm letter The Content of Communication of breath, the communication mode taken and service, as shown in table 27;Exist to meet to access power quality and user environment Line monitoring integration device carries out network access testing, remote online upgrading, daily O&M, and communication port is as shown in table 28;
27 Content of Communication of table and communication mode
28 communication port of table and purposes
Further, the time interval of statistical data is 3 minutes in the step (3).
Further, report-control block is set as sending in data variation and always call in the step (5).
The present invention provides a kind of power quality and the communication means of user environment on-line monitoring integrated apparatus, this method It realizes on-line monitoring urban track traffic for a long time respectively to stand the power quality and user environment parameter of power supply station, by power quality And the power quality and user environment data of user environment on-line monitoring integrated apparatus on-line monitoring are advised by standard IEC 61850 About it is transmitted to power quality and energy-saving analysis system;Maximum possible reduces power quality and user environment on-line monitoring one makeup The complexity of on-line monitoring monitoring wiring is set, while by power quality and the customized integration standard of user environment online monitoring data A possibility that IEC61850 format, to greatly improve the compatibility of on-line monitoring equipment.
Specific embodiment
In order to better understand the present invention, the present invention is further explained in the light of specific embodiments:
A kind of communication means of power quality and user environment on-line monitoring integrated apparatus the following steps are included:
(1) function of power quality and user environment on-line monitoring integrated apparatus is determined, the function includes user's ring Border Monitoring Indexes function, Steady State Power Quality monitoring function, transient power quality event monitoring function, statistics and record function Energy, store function, setting function, display function, communication function, setup time;User environment index includes user environment temperature And relative humidity;Steady State Power Quality includes voltage, current effective value and phase, frequency, power, harmonic wave and each harmonic Containing ratio, imbalance, voltage fluctuation and flicker;Transient power quality event includes voltage dip, temporarily liter and short interruptions;Specifically It is as shown in table 1:
The menu of 1 power quality of table and user environment on-line monitoring integrated apparatus
(2) measurement method of power quality index and user environment index is determined:
1) the fundamental measurement period of user environment Monitoring Indexes is 150 cycles, each fundamental measurement period and adjacent periods Continuous and tight, the monitoring result within each fundamental measurement period are known as 150 weeks wave numbers;On the basis in fundamental measurement period Minute value is arranged in upper setting minute interval on the basis of 150 weeks wave numbers;
2) the fundamental measurement period of Steady State Power Quality monitoring is 10 cycles, each fundamental measurement period and adjacent week Phase is continuous and tight;Monitoring result within each fundamental measurement period is known as 10 weeks wave numbers;In the base in fundamental measurement period 150 weeks wave spacings and minute interval are set on plinth, 150 weeks wave numbers and minute value are set on the basis of 10 weeks wave numbers;
(3) determine that the detection requirement of power quality index and user environment index, the detection requirement include real time data Detection requirement, the detection requirement of statistical data, the detection requirement of voltage fluctuation and flicker data, transient event Wave data Detection requirement, warning information detection requirement, setting the detection requirement of function, the detection requirement of display function, communication function and The detection requirement of monitoring circuit;
1) detection requirement of real time data: real time data refers to by power quality and user environment on-line monitoring one makeup Set 150 weeks wave numbers of each user environment index and each Steady State Power Quality in addition to flickering that are calculated;Short Term Flicker Real time data refer to 10 minutes interval datas, the real time data of flickering refers to 2 hours interval datas, power quality and user's ring when long Border on-line monitoring integrated apparatus does not store the real-time of each user environment index and each Steady State Power Quality in addition to flickering Data, every group of real time data are directly uploaded to monitoring system with non-caching report form;Each user environment in non-caching report The reference order of index and each Steady State Power Quality is consistent with the reference order in table 2, cannot be adjusted;
2 real time data information table of table
2) detection requirement of statistical data: statistical data refers to by power quality and user environment on-line monitoring one makeup Set the minute value of each user environment index and each Steady State Power Quality in addition to flickering that are calculated;Statistical data when Between between be divided into 1~10 minute it is adjustable, be free of flickering, power quality and user environment on-line monitoring integrated apparatus record institute simultaneously There are the data of monitoring project, for each user environment index and the Steady State Power Quality in addition to flickering, records its institute In the average value of period, maximum value, minimum value, the big value of 95% probability, the minute value of statistical data is in power quality and user At least stored inside online environment monitoring integrated apparatus 60 days, memory module is first in first out, circulation storage, power quality and User environment monitors the storage that integrated apparatus realizes historical statistical data with log or report form on-line, in log and report It is consistent, cannot be adjusted in the reference order of user environment index and power quality index and table 3;
3 statistical information table of table
3) detection requirement of voltage fluctuation and flicker data: voltage fluctuation and flicker data refer to by power quality and user The numerical value for the voltage fluctuation and flicker index that online environment monitoring integrated apparatus is calculated, flickering and voltage between short time voltage Changing the time interval that amplitude updates is 10 minutes, and the time interval of the flickering of voltage long-time and the update of variation in voltage frequency is 2 Hour, power quality and user environment on-line monitoring integrated apparatus record all voltage fluctuation and flicker indexs, voltage simultaneously Fluctuation at least stores 60 days inside power quality and user environment on-line monitoring integrated apparatus with flickering data, memory module For first in first out, circulation storage, power quality and user environment on-line monitoring integrated apparatus are realized with log or report form In the storage of voltage fluctuation and flicker data, log and report in the reference order and table 4 of above-mentioned voltage fluctuation and flicker index It is consistent, cannot be adjusted;
4 voltage fluctuation and flicker data information table of table
4) detection requirement of transient event Wave data: transient event Wave data, which refers to, characterizes electric energy matter to record Measure the voltage and current waveform of transient event feature;Transient event Wave data record uses fixed mode, opens in transient event According to the length records of summary journal cycle after beginning, regardless of whether event has terminated;Transient event Wave data provides each thing The dominant record cycle of part should be not less than 50, and every cycle sampling number is not less than at 128 points, the cycle recorded before thing triggering Number should be no less than 3 cycles, and detailed Temporal Data requires reference table 5;Transient event Wave data is deposited with COMTRADE document form Storage, power quality and user environment on-line monitoring integrated apparatus support the storage for being no less than 128 COMTRADE files, storage Mode is first in first out, circulation storage;Each COMTRADE file for transient event waveform recording only includes a monitoring The Wave data of point, wherein DAT file is necessary for binary format, and cfg file should meet: cfg file the first row first funny Character string before number answers settable change, is defaulted as [GX_SINGLE];Cfg filename should include logical device title, recording Record number and time;2nd column undulating path naming order of cfg file are as follows: U1/U2/U3, I1/I2/I3;
5 Temporal Data information table of table
5) detection requirement of warning information: warning information is monitored on-line in integrated apparatus by power quality and user environment Portion generates, and records user environment index and Steady State Power Quality out-of-limit event, transient event, customized using SOE format Trigger event and power quality and user environment monitor integrated apparatus operating status change events on-line;Power quality and use Family online environment monitoring integrated apparatus supports the storage for being no less than 1024 warning information;Power quality and user environment are online Monitoring integration device realizes the storage of warning information with log or report form, and memory module is first in first out, recycles storage, In log and report above-mentioned alarm event sequence be consistent in table 6, cannot be adjusted;
6 alarm event concordance list of table
6) detection requirement of function is arranged: power quality and the setting function of user environment on-line monitoring integrated apparatus are used In realizing to the checking of system master data, change;The system master data includes internal clocking, network clock synchronization, communication ginseng Number, monitoring point information, power quality index limit value;Be arranged function implementation include be locally located with it is remotely located;It is described It is locally located and checks, modifies on the spot for realizing power quality and user environment on-line monitoring integrated apparatus, system base is set Notebook data;The remotely located WEB page for monitoring integrated apparatus on-line for realizing access power quality and user environment It checked, modified, system master data is set;
7) detection requirement of display function: each user environment index of correlation that display function is monitored for real-time display and The supplemental characteristic of each power quality index;The mode of display includes showing that screen is shown and WEB page is shown;
8) detection requirement of communication function and monitoring circuit: power quality and user environment on-line monitoring integrated apparatus are set At least two 100M Ethernet interface is set, while there is EIA RS-232/485 interface, USB interface;Power quality and user environment The monitoring circuit quantity maximum for monitoring integrated apparatus on-line is no more than 6 tunnels, wherein 1 tunnel is monitored under the conditions of three-phase four-wire system Three-phase voltage and three-phase current;
(4) the data model specification of power quality and user environment: power quality and user environment on-line monitoring one is determined Body makeup, which is set in the power quality of offer and the sequence of user environment relevant parameter and table 1, to be consistent, and cannot be adjusted;Electric energy matter Amount and the data model specification of user environment follow IEC61850 specification, using the power quality and section of IEC61850 standard series The unified Modeling specification of energy analysis system, option M (essential) must realize that option O (optional) is in data plane in data plane It can not realize, but reserved in logical node level, content can be sky;Modeling specification includes that physical equipment models, logic is set Standby modeling, logical node modeling;
1) physical equipment models: power quality and user environment the on-line monitoring integrated apparatus of physics are modeled as one A intelligent electronic device IED object, each intelligent electronic device IED are modeled as a Server object, in Server object extremely A rare access point, the data object that data set includes is not across logical device LD;IED should be in mounted cast ICD file " PQMonitor ", the IED name in real system are configured by system configuration utility is unified;
2) logical device models: the logical device example number of power quality and user environment on-line monitoring integrated apparatus For n+1, wherein n is natural number, indicates that power quality and user environment monitor integrated apparatus monitoring circuit number on-line;First The entitled LD0 of the example of LD, for modeling the information and data that monitoring device is common, unrelated with specific monitoring circuit;Subsequent LD The entitled PQMn of example, for modeling the specific configuration information and data of monitoring circuit n.It mainly realizes in LD0 to monitoring device The modeling of running state information, auxiliary input/output function and part configuration parameter, is applied primarily to LLN0, LPHD, GGIO Equal logical nodes.The modeling to monitoring device electric energy quality monitoring function and its produced data is mainly realized in PQMn, mainly It is applied to the logics sections such as LLN0, LPHD, GGIO, M serial (MMXU, MHAI, MFLK, MSQI etc.), Q serial (QVVR etc.), RDRE Point;
3) logical node models: including at least 3 logical node LN objects in each logical device LD object: LLN0, LPHD, other application logical node;Power quality and user environment on-line monitoring integrated apparatus for monitor power quality and The logical node of user environment includes LPHD, LLN0, GGIO, MHAI, MSQI, MMXU, MFLK, RDRE, QVVR;
1. logical node LPHD is used to characterize the physical message of power quality and user environment on-line monitoring integrated apparatus, As shown in table 7;
7 physical message logical node of table (extension LPHD)
2. logical node: LLN0, for general informations such as the parameter information of characterization logic equipment and fixed value informations.Electric energy matter Amount and the user environment on-line monitoring public LD of integrated apparatus (i.e. LD0) and monitoring circuit LD (i.e. PQMn), LLN0, which divide, opens modeling, Respectively
As shown in table 8 and 9;
8 power quality of table and the public LD management logical node of user environment on-line monitoring integrated apparatus (extension LLN0)
Table 9 manages logical node (extension LLN0)
3. logical node GGIO, for realizing power quality and user environment on-line monitoring integrated apparatus user environment and Index For Steady-state Threshold Crossing Alert function, as shown in table 10;
10 universal process I/O logical node of table (extension GGIO)
4. logical node MHAI, (humorous for realizing power quality and user environment on-line monitoring integrated apparatus harmonic wave Wave) the related measurement function of the harmonic waves such as voltage, harmonic wave (m-Acetyl chlorophosphonazo) electric current, fundamental power, harmonic power, as shown in table 11;
11 harmonic measure logical node of table (extension MHAI)
5. logical node MSQI monitors integrated apparatus three-phase imbalance on-line for realizing power quality and user environment And order components measure function, as shown in table 12;
12 imbalance of table and order components logical node (extension MSQI)
6. logical node MMXU, for realizing power quality and user environment on-line monitoring integrated apparatus user environment, The electricity such as voltage effective value, current effective value, general power, power factor, displacement power factor, frequency, frequency departure, voltage deviation The measurement of parameter, as shown in table 13;
13 fundamental measurement logical node of table (extension MMXU)
7. logical node MFLK, for realizing power quality and user environment on-line monitoring integrated apparatus voltage fluctuation with Flickering measurement of correlation function, as shown in table 14;
14 flickering logical node of table (extension MFLK)
8. logical node RDRE monitors integrated apparatus recording correlation function on-line for realizing power quality and user environment Can, including recorder data information, recording status information, recording control information fixed value information related to recording.Power quality and use Family online environment monitoring integrated apparatus triggers RcdTrg control command and realizes instant recording, as shown in Table 15;
15 recording logical node of table (extension RDRE)
9. logical node QVVR monitors integrated apparatus voltage disturbance thing on-line for realizing power quality and user environment Part detection, measurement function, including the interruption of voltage dip, voltage swell, short time voltage etc., when input voltage is except reservation threshold When (such as voltage dip, voltage swell, voltage interruption) just effect functional element, it be able to detect temporary overvoltage, Under-voltage state also includes complete voltage interruption, as shown in table 16;
16 Power Quality Transient event detection logic node of table (extension QVVR)
The modeling of logical node example, including real time data and statistical data modeling, recorder data modeling, warning information are built Mould, terminal involution modeling.User environment and Steady State Power Quality real time data, the system of real time data and statistical data modeling Count and voltage fluctuation and flicker data logic-based equipment PQM in steady state measurement logic of class node M MXU, MSQI, MHAI, MFLK modeling.Each logical node provides real time data and statistical data, the name of logical node example by different examples Specification, as shown in table 17:
17 steady state measurement logic of class node instance name definition of table
Recorder data modeling: transient event Wave data is based primarily upon the recording logic of class node in logical device PQM RDRE modeling.The generation of Wave data is made of multiple links such as triggering, recording, Generating Data File.Wherein Trigger Function can Logical node is detected based on transient events such as QVVR, it can also be based on stationary monitors logic sections such as MMXU, MSQI, MHAI, MFLK Point, or the RcdTrg control parameter based on RDRE.After recording function is triggered, recording and life are carried out by RDRE control RADR At COMTRADE file.
Warning information modeling: user environment index and Steady State Power Quality out-of-limit event warning information are by logical node The DO definite value of LLN0, which triggers, to be generated, by sending in the displacement of logical node GGIO state.Voltage transient event alarm information is by logic section Point QVVR etc. DO definite value triggering generate and on give;Operating status changes warning information and is triggered by the DO definite value of logical node LPHD Generate and on give.Threshold Crossing Alert information associated by logical node GGIO is said by Desc of the ICD file to the DOI of GGIO It is bright to determine, while need to support to read online by the dU of DOI in GGIO.The Desc and dU of the DOI of logical node GGIO is kept Unanimously.Power quality and user environment on-line monitoring integrated apparatus can be according to the multiple GGIO examples of performance configuration.Warning information It is realized in logical device PQM.Monitoring point and the modeling of monitoring device parameter information, monitoring point and monitoring device parameter information are based on Logical node LLN0 modeling in logical device PQM, see Table 1 for details 2 and 13.
Terminal involution modeling: each power quality and user environment on-line monitoring integrated apparatus configure an involution pair As LED involution object is using the LEDRs in LLN0 and directly controls mode.
(5) service model of power quality and user environment is determined:
1) association, abort and release service association service: are used;IED support simultaneously with no less than 12 clients Establish connection;When the communication accidental interruption of terminal and client, the detection time of terminal called failure is not more than 1 minute;
2) data set read-write service: LLN0 logical node of the data set in logical device PQM is given a definition, and monitoring device should not Dynamic is asked to create and modify data set.Dataset name must be started with ds.Data set must with DATA rather than DataAttributes is data set member, and the specific data of data set define in ICD file.Data in monitoring device model Collection definition and related interactive service, as shown in table 18 and 19:
The definition of table eighteen data collection
19 reading and writing data correlation interactive service list of table
3) report services: non-caching report-control block BRCB and caching report-control block URCB are visually square using multiple examples Formula, generally no less than 4 examples, power quality and user environment on-line monitoring integrated apparatus ICD file in be pre-configured with The title of the corresponding report-control block of predefined data sets, report-control block is unified;Report-control block is logical device PQM's LLN0 logical node is given a definition;Report-control block supports to send (dchg) in data variation, send on complete sexual cycle (IntgPd) and Total calling (GI);It is sent in data variation and send not simultaneous selection on complete sexual cycle, the two selects one;Default setting is data variation On send and always call, the title of non-caching report-control block must be started with urcb, and the title for caching report-control block must be with Brcb beginning.Report-control block definition and related service in power quality and user environment on-line monitoring integrated apparatus model, As shown in table 20 and 21:
The definition of 20 report-control block of table
Table 21 reports related interactive service list
4) log services: LLN0 logical node of the log control block in logical device PQM is given a definition;Power quality and user Preparatory preset log control block corresponding with predefined data sets, log in online environment monitoring integrated apparatus ICD file The title of control block is unified;The title of log control block must be started with lc.Power quality and user environment on-line monitoring one Change log control block definition and related service in mounted cast, as shown in table 22 and 23:
The definition of 22 log control block of table
23 log correlation interactive service list of table
5) file service: file service is used for transmission COMTRADE file, PQDIF file, ICD file;File service Parameter should be executed according to the regulation of DL/T 860.81, and related service is as shown in table 24.COMTRADE file be placed in terminal Under COMTRADE catalogue.COMTRADE file designation principle: IED _ logical device name _ failure number _ fault time, wherein failure Serial number decimal integer, fault time format are date _ Hour Minute Second _ millisecond.If monitoring device supports PQDIF file function Can, PQDIF file be placed in terminal under PQDIF catalogue, PQDIF file designation principle: date T Hour Minute Second (yyyymmddThhmmss), T is the separator on date and moment, and this time is the time of PQDIF document creation.ICD file is put In root, nomenclature principle: device.icd.
24 file correlation interactive service list of table
6) definite value service: setting management realizes that each logical device LD can only have one using definite value group control block SGCB Definite value group control block SGCB, for managing all kinds of definite values under logical node LLN0, QVVR, RDRE;The quantity of definite value group should be extremely 5 few, activation definite value group and editor's definite value group cannot be equal, and activate the definite value of definite value group that cannot directly modify, and can be switched Edit the modification of definite value group.Related service is as shown in Table 25.
25 definite value correlation interactive service list of table
7) clock synchronization service: power quality and user environment on-line monitoring integrated apparatus and power quality and energy-saving analysis system Time synchronization between system uses Simple Network Time Protocol;Power quality and user environment on-line monitoring integrated apparatus are uploaded to The power quality data of power quality and energy-saving analysis system main website should be marked using UTC time, power quality and user environment Integrated apparatus failure wave-recording COMTRADE file is monitored on-line to mark using Beijing time.If power quality and user environment exist Line monitoring integration device supports PQDIF function, then power quality and user environment on-line monitoring integrated apparatus generate The used Beijing time mark of PQDIF file.
(6) it determines the requirement of ACSI service-conformance: referring to whether need between the client and server of information exchange service It forces, and corresponding requirement has been made to service-conformance.Information exchange service be related to server, association service, logical device, Logical node, data set, the control of definite value group, report, log and file transmission;It is as shown in table 26:
The requirement of 26 service-conformance of table
(7) power quality and user environment communication protocol, mode and port are determined.Communication protocol uses DL/T 860.81 Specified in mobile agent server protocol;For real time data, statistical data, voltage fluctuation and flicker data, transient event recorder data, accuse The Content of Communication of alert information, the communication mode taken and service, as shown in table 27;To meet to access power quality and user's ring Border monitors integrated apparatus on-line and carries out network access testing, remote online upgrading, daily O&M, and communication port is as shown in table 28;
27 Content of Communication of table and communication mode
28 communication port of table and purposes
The present invention is not limited to above-described specific embodiment, and the foregoing is merely preferable case study on implementation of the invention , it is not intended to limit the invention, any modification done within the spirit and principles of the present invention and changes equivalent replacement Into etc., it should all be included in the protection scope of the present invention.

Claims (3)

1. the communication means of a kind of power quality and user environment on-line monitoring integrated apparatus, it is characterised in that: including following Step:
(1) function of power quality and user environment on-line monitoring integrated apparatus is determined, the function includes that user environment refers to Mark monitoring function, Steady State Power Quality monitoring function, transient power quality event monitoring function, statistics and writing function, Store function, setting function, display function, communication function, setup time;
(2) measurement method of power quality index and user environment index is determined:
The fundamental measurement period of user environment Monitoring Indexes is 150 cycles, and each fundamental measurement period and adjacent periods are continuous And tight, the monitoring result within each fundamental measurement period are known as 150 weeks wave numbers;It is set on the basis of the fundamental measurement period Minute interval is set, minute value is set on the basis of 150 weeks wave numbers;
The fundamental measurement period of Steady State Power Quality monitoring is 10 cycles, and each fundamental measurement period and adjacent periods connect Continuous and tight;Monitoring result within each fundamental measurement period is known as 10 weeks wave numbers;On the basis of the fundamental measurement period 150 weeks wave spacings and minute interval are set, 150 weeks wave numbers and minute value are set on the basis of 10 weeks wave numbers;
(3) determine that the detection requirement of power quality index and user environment index, the detection requirement include the prison of real time data Survey the monitoring of requirement, the detection requirement of statistical data, the detection requirement of voltage fluctuation and flicker data, transient event Wave data It is required that, the detection requirement of warning information, the setting detection requirement of function, the detection requirement of display function, communication function and monitoring The detection requirement in circuit;
The detection requirement of real time data: real time data, which refers to, monitors integrated apparatus meter on-line by power quality and user environment 150 weeks wave numbers of obtained each user environment index and each Steady State Power Quality in addition to flickering;The reality of Short Term Flicker When data refer to 10 minutes interval datas, the real time data of flickering refers to that 2 hours interval datas, power quality and user environment exist when long Line monitoring integration device does not store the real time data of each user environment index and each Steady State Power Quality in addition to flickering, Every group of real time data is directly uploaded to monitoring system with non-caching report form;
The detection requirement of statistical data: statistical data, which refers to, monitors integrated apparatus meter on-line by power quality and user environment The minute value of obtained each user environment index and each Steady State Power Quality in addition to flickering;Between the time of statistical data Be divided into 1 ~ 10 minute it is adjustable, be free of flickering, power quality and user environment on-line monitoring integrated apparatus record all prisons simultaneously The data of survey project, for each user environment index and the Steady State Power Quality in addition to flickering, when recording its place Between the average value of section, maximum value, minimum value, the big value of 95% probability, the minute value of statistical data exists in power quality and user environment It is at least stored inside line monitoring integration device 60 days, memory module is first in first out, circulation storage, power quality and user's ring Monitor the storage that integrated apparatus realizes historical statistical data with log or report form on-line in border;
The detection requirement of voltage fluctuation and flicker data: voltage fluctuation and flicker data refer to by power quality and user environment Monitor the numerical value for the voltage fluctuation and flicker index that integrated apparatus is calculated, flickering and variation in voltage between short time voltage on-line The time interval that amplitude updates is 10 minutes, and the time interval of the flickering of voltage long-time and the update of variation in voltage frequency is 2 hours, Power quality and user environment on-line monitoring integrated apparatus record all voltage fluctuation and flicker indexs simultaneously, voltage fluctuation with Flickering data at least store 60 days inside power quality and user environment on-line monitoring integrated apparatus, and memory module is advanced First go out, circulation storage, power quality and user environment on-line monitoring integrated apparatus are with log or report form realization voltage wave The dynamic storage with flickering data;
The detection requirement of transient event Wave data: transient event Wave data refer to record to characterize power quality temporary The voltage and current waveform of state affair character;Transient event Wave data record uses fixed mode, after transient event starts According to the length records of summary journal cycle, regardless of whether event has terminated;Transient event Wave data is with COMTRADE file Form storage, memory module are first in first out, circulation storage;
The detection requirement of warning information: warning information is monitored on-line by power quality and user environment and is produced inside integrated apparatus It is raw, user environment index and Steady State Power Quality out-of-limit event, transient event, customized triggering are recorded using SOE format Event and power quality and user environment monitor integrated apparatus operating status change events on-line;Power quality and user's ring It monitors integrated apparatus on-line and supports the storage for being no less than 1024 warning information in border;Power quality and user environment on-line monitoring Integrated apparatus realizes the storage of warning information with log or report form, and memory module is first in first out, circulation storage;
The detection requirement of function is arranged: power quality and the setting function of user environment on-line monitoring integrated apparatus are for real Now to the checking of system master data, change;The system master data includes internal clocking, network clock synchronization, communications parameter, prison Measuring point information, power quality index limit value;Be arranged function implementation include be locally located with it is remotely located;The local is set It sets and checks, modifies on the spot for realizing power quality and user environment on-line monitoring integrated apparatus, system master data is set; The remotely located WEB page for realizing access power quality and user environment on-line monitoring integrated apparatus is looked into It sees, modify, system master data is set;
The detection requirement of display function: the display function related each user environment index monitored for real-time display and each electricity The supplemental characteristic of energy quality index;The mode of display includes showing that screen is shown and WEB page is shown;
The detection requirement of communication function and monitoring circuit: power quality and user environment on-line monitoring integrated apparatus be arranged to Few 2 100M Ethernet interfaces, while there is EIA RS-232/485 interface, USB interface;Power quality and user environment are online The monitoring circuit quantity maximum of monitoring integration device is no more than 6 tunnels, wherein 1 tunnel is to monitor three-phase under the conditions of three-phase four-wire system Voltage and three-phase current;
(4) the data model specification of power quality and user environment: the data model specification of power quality and user environment is determined IEC61850 specification is followed, using the power quality of IEC61850 standard series and the unified Modeling specification of energy-saving analysis system, Modeling specification includes physical equipment modeling, logical device modeling, logical node modeling;
Physical equipment modeling: power quality and user environment the on-line monitoring integrated apparatus of physics are modeled as an intelligence Can electronic equipment IED object, each intelligent electronic device IED is modeled as a Server object, in Server object at least One access point, the data object that data set includes is not across logical device LD;
Logical device modeling: power quality and user environment monitor the logical device example number of integrated apparatus on-line as n+ 1, wherein n is natural number, indicates that power quality and user environment monitor integrated apparatus monitoring circuit number on-line;
Logical node modeling: in each logical device LD object include at least 3 logical node LN objects: LLN0, LPHD, its He applies logical node;Power quality and user environment on-line monitoring integrated apparatus are for monitoring power quality and user environment Logical node include LPHD, LLN0, GGIO, MHAI, MSQI, MMXU, MFLK, RDRE, QVVR;
(5) service model of power quality and user environment is determined:
Association service: association, abort and release service are used;
Data set read-write service: LLN0 logical node of the data set in logical device PQM is given a definition, and data set is number with DATA According to set member, the specific data of data set define in ICD file;
Report services: non-caching report-control block BRCB and caching report-control block URCB use multiple example visual means, Report corresponding with predefined data sets is pre-configured in power quality and user environment on-line monitoring integrated apparatus ICD file Control block is accused, the title of report-control block is unified;LLN0 logical node of the report-control block in logical device PQM is given a definition;Report Control block is accused to support to send in data variation, send on complete sexual cycle and always call;It send in data variation and is sent on complete sexual cycle Not simultaneous selection, the two select one;
Log services: LLN0 logical node of the log control block in logical device PQM is given a definition;Power quality and user environment Monitor preparatory preset log control block corresponding with predefined data sets in integrated apparatus ICD file, log control on-line The title of block is unified;
File service: file service is used for transmission COMTRADE file, PQDIF file, ICD file;
Definite value service: setting management realizes that each logical device LD can only have a definite value using definite value group control block SGCB Group control block SGCB, for managing all kinds of definite values under logical node LLN0, QVVR, RDRE;
Clock synchronization service: between power quality and user environment on-line monitoring integrated apparatus and power quality and energy-saving analysis system Time synchronization use Simple Network Time Protocol;
(6) it determines the requirement of ACSI service-conformance: referring to whether need to force between the client and server of information exchange service, And corresponding requirement is made to service-conformance;Information exchange service is related to server, association service, logical device, logic Node, data set, the control of definite value group, report, log and file transmission;
(7) power quality and user environment communication protocol, mode and port are determined;Communication protocol is using specified in IEC61850 Mobile agent server protocol;For real time data, statistical data, voltage fluctuation and flicker data, transient event recorder data, warning information Content of Communication, the communication mode taken and service, as shown in table 27;Access power quality and user environment are supervised online to meet It surveys integrated apparatus and carries out network access testing, remote online upgrading, daily O&M, communication port is as shown in table 28.
2. the communication means of a kind of power quality according to claim 1 and user environment on-line monitoring integrated apparatus, It is characterized by: the time interval of statistical data is 3 minutes in the step (3).
3. the communication means of a kind of power quality according to claim 1 and user environment on-line monitoring integrated apparatus, It is characterized by: report-control block is set as sending in data variation and always call in the step (5).
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