CN105891637A - Intelligent substation secondary device testing method and intelligent substation secondary device testing system - Google Patents
Intelligent substation secondary device testing method and intelligent substation secondary device testing system Download PDFInfo
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- CN105891637A CN105891637A CN201610230079.6A CN201610230079A CN105891637A CN 105891637 A CN105891637 A CN 105891637A CN 201610230079 A CN201610230079 A CN 201610230079A CN 105891637 A CN105891637 A CN 105891637A
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- test
- test point
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- described test
- clock frequency
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
The invention discloses an intelligent substation secondary device testing method and an intelligent substation secondary device testing system. The intelligent substation secondary device testing method is characterized in that testing points are selected to simulate a fault source, and an intelligent substation main control computer clock frequency is acquired; the clock frequencies of the testing points are adjusted to be synchronized with the main control computer clock frequency, and then the testing points are tested to acquire testing data; by analyzing the testing data, the testing of secondary devices is completed. The secondary devices of the intelligent substation are selected to simulate the fault testing source, and the simulated power fault signals are input in the fault testing source, and then the testing data is acquired for the comparison and the analysis, and by analyzing, comparing, and predicting the performances of the tested secondary devices at the same time, the stability of the intelligent substation is accurately evaluated.
Description
Technical field
The present invention relates to power system automation technology field, particularly relate to a kind of secondary equipment of intelligent converting station test side
Method and system.
Background technology
Intelligent substation is to use advanced, reliable, the integrated and smart machine of environmental protection, with information digitalization of entirely standing, communication
Platform network, information sharing are standardized as basic demand, are automatically performed information gathering, measure, control, protect, count
Amount and the basic function such as detection, meanwhile, possess support electrical network automatically control in real time, Intelligent adjustment, on-line analysis decision-making and
The transformer station of the Premium Features such as collaborative interaction.In existing power system, the requirement along with Electrical Safety improves, right
More and more higher in the stability requirement of intelligent substation.
At present, the method for assessment intelligent substation stability is usually and obtains substation secondary device fault test data, root
Stability according to fault test aggregation of data assessment intelligent substation.Concrete process is, works as secondary equipment of intelligent converting station
In certain device when breaking down, select corresponding tester to obtain fault test data, then according to the fault obtained
Test data assessment intelligent substation stability.
Although the stability of intelligent substation can be made certain assessment according to the test data obtained by said method, but
It is that secondary device includes multiple device, if there is several different device to break down simultaneously simultaneously, the most each device
Need to carry out fault detect by corresponding tester, it is considered to less than influencing each other between device, thus cannot be to intelligence
The stability of energy transformer station is made and being assessed accurately.
Summary of the invention
The embodiment of the present invention provides a kind of secondary equipment of intelligent converting station method of testing and system, to solve prior art
In cannot the problem of accurate evaluation intelligent substation stability.
In order to solve above-mentioned technical problem, the embodiment of the invention discloses following technical scheme:
A kind of secondary equipment of intelligent converting station method of testing, described method includes:
Choose test point simulated failure source;
Obtain intelligent substation main control computer clock frequency;
Adjust the clock frequency of described test point and described main control computer clock rate synchronization;
Described test point is tested, obtains test data;
By described test data are analyzed, complete the test to secondary device.
Preferably, described in choose test point simulated failure source, including:
Select the different secondary equipment in intelligent substation as test point;
The fault simulation signal of simulation power system, and described analog signal is inputted described test point;
Obtain simulated failure source signal.
Preferably, the clock frequency of described adjustment test point and described main control computer clock rate synchronization, including:
Adjust the time that sends and the reception time of described test point;
Synchronize the clock frequency of described test point and described main control computer.
Preferably, described described test point is tested, obtain test data, including
Identify described test point equipment, described test point equipment is tested simultaneously, it is thus achieved that described test data.
Preferably, described to test data be analyzed, including:
Graphical to described test Data Analysis, show the graphic result of many test points with wavy manner, then to many tests
The state outcome of some synchronization is analyzed.
A kind of secondary equipment of intelligent converting station test system, described system includes:
Source of trouble analog module, is used for choosing test point simulated failure source;
Acquisition module, is used for obtaining intelligent substation main control computer clock frequency;
Synchronization module, for adjusting the main control computer clock frequency that the clock frequency of described test point obtains with described acquisition module
Synchronize;
Test module, for testing described test point, obtains test data;
Treatment Analysis module, for by being analyzed described test data, completes the test to secondary device.
Preferably, described source of trouble analog module includes:
Test point selects unit, for selecting the different secondary equipment in intelligent substation as test point;
Analogue unit, for simulating the fault simulation signal of power system;
Input block, inputs described test point for the analog signal obtained by described analogue unit.
Preferably, described synchronization module includes:
Adjustment unit, for adjusting the time that sends and the reception time of described test point;
Lock unit, synchronizes the clock frequency of described test point and described main control computer.
Preferably, described test module includes:
Recognition unit, is used for identifying described test point equipment;
Test cell, for testing described test point equipment simultaneously, it is thus achieved that described test data.
Preferably, described analysis and processing module includes:
Processing unit, for graphical to described test Data Analysis, shows the graphic result of many test points with wavy manner;
Analytic unit, for being analyzed the state outcome of many test points synchronization.
From above technical scheme, a kind of secondary equipment of intelligent converting station method of testing that the embodiment of the present invention provides and be
System, including: choose test point simulated failure source, obtain intelligent substation main control computer clock frequency, adjust described test point
Clock frequency and described main control computer clock rate synchronization, described test point is tested, obtains test data, pass through
Described test data are analyzed, complete the test to secondary device.The present invention is by choosing two in intelligent substation
Secondary device simulated failure test source, by the power failure signal to the input simulation of described fault test source, obtains described survey
Examination data, and compare, to tested secondary device with the performance evaluation comparison prediction of time, and then accurate evaluation
Go out the stability of intelligent substation.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In technology description, the required accompanying drawing used is briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The schematic flow sheet of a kind of secondary equipment of intelligent converting station method of testing that Fig. 1 provides for the embodiment of the present invention;
The structural representation of a kind of secondary equipment of intelligent converting station test system that Fig. 2 provides for the embodiment of the present invention.
Detailed description of the invention
For the technical scheme making those skilled in the art be more fully understood that in the present invention, implement below in conjunction with the present invention
Accompanying drawing in example, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described reality
Executing example is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, ability
The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise, all should belong to this
The scope of invention protection.
See Fig. 1, the schematic flow sheet of a kind of secondary equipment of intelligent converting station method of testing provided for the embodiment of the present invention,
Described method includes:
S101, chooses test point simulated failure source;
Including multiple secondary device in intelligent substation, the effect of different secondary devices is different, selects intelligence
Different secondary equipment in transformer station is as test point;Intelligent substation comprises wall, process layer secondary device, chooses
Test point wall to be comprised, secondary device in process layer, thus achieve wall protection, observing and controlling two
Secondary device is tested, the combining unit of process layer, the test of intelligent terminal, supports that process layer SV, GOOSE directly adopt directly
Jump, be grouped building and be combined unit, the monomer test of intelligent terminal and combining interval of the multiple network patterns such as networking
Layer completes the system integration and test test of protection, measuring and controlling equipment.
The fault simulation signal of simulation power system, and described analog signal is inputted described test point;Fault simulation is main
Situation configuration according to intelligent substation typical fault, according to the position that circuit, transformer, bus are residing in power system
Put, determine its parameter, enumerate fault type inside and outside all contingent elements, carry out accurate calculation as far as possible, reflection
The transient process of the system failure, tests the secondary device that Temporal Data input is chosen the most in order.
Dynamic model emulation can arbitrarily arrange and simulate the various faults of power system, produces digitized voltage, electric current in real time
Etc. data.Fault type can be arranged, trouble duration setting, fault blow-out condition setting, to metallicity or non-gold
The setting of attribute fault.
The secondary device of described input simulated failure signal is the simulated failure source of acquisition.
S102, obtains intelligent substation main control computer clock frequency;
In practical work process, the clock frequency of each equipment in secondary device is different, therefore to unified
The clock frequency of the test equipment chosen, the clock frequency of acquisition intelligent substation main control computer is as standard frequency, by each
The clock frequency of test equipment is adjusted to intelligent substation main control computer clock frequency.
S103, adjusts the clock frequency of described test point and described main control computer clock rate synchronization;Specifically include:
Adjust the time that sends and the reception time of described test point, synchronize the time clock frequency of described test point and described main control computer
Rate.Adjust the time that sends and the reception time of described test point clock information, and add time tag to each information,
Synchronizing the clock frequency of described test point and described main control computer, the information being thus synchronized all test points receives and sends
Time.
S104, tests described test point, obtains test data;
First identify the facility information that described test point is corresponding, then select the testing tool of correspondence, finally to described test
Point device is tested simultaneously, it is thus achieved that described test data, and described test process includes that communications status test, electronic type are mutual
The test of sensor communications status, input quantity test, output quantity test and intelligent substation state verification.
S105, by being analyzed described test data, completes the test to secondary device.
Graphical to described test Data Analysis, show the graphic result of many test points with wavy manner, including many test points
The time-domain simulation results of analog quantity, can be to the state verification visual result comparative analysis of many test points synchronization;Transfer
Historical failure data, the correctness of validation test result, uniformity and ageing, it is possible to calculate same category of device protection
Actuation time and time difference, to equipment performance com-parison and analysis and prediction, it is achieved that the rule to the test of Intelligent Substation System level
Modelling, integration, intuitively change, can be with the stability of accurate evaluation intelligent substation and reliability.
As seen from the above-described embodiment, a kind of secondary equipment of intelligent converting station method of testing that the present embodiment provides, described method
Including: choose test point simulated failure source, obtain intelligent substation main control computer clock frequency, adjust described test point time
Clock frequency rate and described main control computer clock rate synchronization, test described test point, obtains test data, by institute
State test data to be analyzed, complete the test to secondary device.The present invention sets by choosing the secondary in intelligent substation
Standby simulated failure test source, by the power failure signal to the input simulation of described fault test source, obtains described test number
According to, and compare, to tested secondary device with the performance evaluation comparison prediction of time, and then accurate evaluation goes out intelligence
The stability of energy transformer station.
Corresponding with a kind of secondary equipment of intelligent converting station method of testing embodiment that the present invention provides, present invention also offers
A kind of embodiment of secondary equipment of intelligent converting station test system.
See Fig. 2, for the embodiment of the present invention provide a kind of secondary equipment of intelligent converting station test system structural representation,
Described system includes:
Source of trouble analog module 201, is used for choosing test point simulated failure source;
Described source of trouble analog module 201 includes: test point selects unit, analogue unit and input block;
Described test point selects unit, for selecting the different secondary equipment in intelligent substation as test point;
Described analogue unit, for simulating the fault simulation signal of power system;
Described input block, inputs described test point for the analog signal obtained by described analogue unit.
Acquisition module 202, is used for obtaining intelligent substation main control computer clock frequency;
Synchronization module 203, for adjusting the main control computer clock that the clock frequency of described test point obtains with described acquisition module
Frequency Synchronization;
Described synchronization module 203 includes adjustment unit and lock unit;
Described adjustment unit, for adjusting the time that sends and the reception time of described test point;
Described lock unit, synchronizes the clock frequency of described test point and described main control computer.
Test module 204, for testing described test point, obtains test data;
Described test module 204 includes recognition unit and test cell;
Described recognition unit, is used for identifying described test point equipment;
Described test cell, for testing described test point equipment simultaneously, it is thus achieved that described test data.
Treatment Analysis module 205, for by being analyzed described test data, completes the test to secondary device;
Described analysis and processing module 205 includes processing unit and analytic unit;
Described processing unit, for graphical to described test Data Analysis, shows the figure of many test points with wavy manner
Result;
Described analytic unit, for being analyzed the state outcome of many test points synchronization.
As seen from the above-described embodiment, a kind of secondary equipment of intelligent converting station test system that the present embodiment provides, described system
Including: source of trouble analog module 201, acquisition module 202, synchronization module 203, test module 204 and Treatment Analysis mould
Block 205, described source of trouble analog module 201 chooses test point simulated failure source, and described acquisition module 202 obtains intelligence
Transformer station's main control computer clock frequency, when described synchronization module 203 adjusts the clock frequency of described test point with described main control computer
Clock Frequency Synchronization, described test point is tested by described test module 204, obtains test data, described Treatment Analysis
Module 205, by being analyzed described test data, completes the test to secondary device.The present invention is by choosing intelligence
Secondary devices simulation fault test source in transformer station, by the power failure signal to the input simulation of described fault test source,
Obtain described test data, and compare, to tested secondary device with the performance evaluation comparison prediction of time, enter
And accurate evaluation goes out the stability of intelligent substation.
Each embodiment in this specification all uses the mode gone forward one by one to describe, identical similar part between each embodiment
Seeing mutually, what each embodiment stressed is the difference with other embodiments.Especially for device
Or for system embodiment, owing to it is substantially similar to embodiment of the method, so describing fairly simple, relevant part ginseng
See that the part of embodiment of the method illustrates.Apparatus and system embodiment described above is only schematically, wherein
The described unit illustrated as separating component can be or may not be physically separate, the portion shown as unit
Part can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple network
On unit.Some or all of module therein can be selected according to the actual needs to realize the purpose of the present embodiment scheme.
Those of ordinary skill in the art, in the case of not paying creative work, are i.e. appreciated that and implement.
It should be noted that in this article, such as the relational terms of " first " and " second " or the like be used merely to by
One entity or operation separate with another entity or operating space, and not necessarily require or imply these entities or behaviour
Relation or the order of any this reality is there is between work.And, term " includes ", " comprising " or it is any
Other variants are intended to comprising of nonexcludability so that include the process of a series of key element, method, article or
Equipment not only includes those key elements, but also includes other key elements being not expressly set out, or also includes for this mistake
The key element that journey, method, article or equipment are intrinsic.In the case of there is no more restriction, statement " include one
It is individual ... " key element that limits, it is not excluded that there is also in including the process of described key element, method, article or equipment
Other identical element.
The above is only the detailed description of the invention of the present invention, makes to skilled artisans appreciate that or realize the present invention.
Multiple amendment to these embodiments will be apparent to one skilled in the art, and as defined herein one
As principle can realize in other embodiments without departing from the spirit or scope of the present invention.Therefore, this
The bright the embodiments shown herein that is not intended to be limited to, and be to fit to and principles disclosed herein and features of novelty
The widest consistent scope.
Claims (10)
1. a secondary equipment of intelligent converting station method of testing, it is characterised in that described method includes:
Choose test point simulated failure source;
Obtain intelligent substation main control computer clock frequency;
Adjust the clock frequency of described test point and described main control computer clock rate synchronization;
Described test point is tested, obtains test data;
By described test data are analyzed, complete the test to secondary device.
Secondary equipment of intelligent converting station method of testing the most according to claim 1, it is characterised in that described in choose survey
Pilot simulated failure source, including:
Select the different secondary equipment in intelligent substation as test point;
The fault simulation signal of simulation power system, and described analog signal is inputted described test point;
Obtain simulated failure source.
Secondary equipment of intelligent converting station method of testing the most according to claim 1, it is characterised in that described adjustment is surveyed
The clock frequency of pilot and described main control computer clock rate synchronization, including:
Adjust the time that sends and the reception time of described test point;
Synchronize the clock frequency of described test point and described main control computer.
Secondary equipment of intelligent converting station method of testing the most according to claim 1, it is characterised in that described to described
Test point is tested, and obtains test data, including
Identify described test point equipment, described test point equipment is tested simultaneously, it is thus achieved that described test data.
Secondary equipment of intelligent converting station method of testing the most according to claim 1, it is characterised in that described to test
Data are analyzed, including:
Graphical to described test Data Analysis, show the graphic result of many test points with wavy manner, then to many tests
The state outcome of some synchronization is analyzed.
6. a secondary equipment of intelligent converting station test system, it is characterised in that described system includes:
Source of trouble analog module, is used for choosing test point simulated failure source;
Acquisition module, is used for obtaining intelligent substation main control computer clock frequency;
Synchronization module, for adjusting the main control computer clock frequency that the clock frequency of described test point obtains with described acquisition module
Synchronize;
Test module, for testing described test point, obtains test data;
Treatment Analysis module, for by being analyzed described test data, completes the test to secondary device.
Secondary equipment of intelligent converting station the most according to claim 6 test system, it is characterised in that the described source of trouble
Analog module includes:
Test point selects unit, for selecting the different secondary equipment in intelligent substation as test point;
Analogue unit, for simulating the fault simulation signal of power system;
Input block, inputs described test point for the analog signal obtained by described analogue unit.
Secondary equipment of intelligent converting station the most according to claim 6 test system, it is characterised in that described synchronization mould
Block includes:
Adjustment unit, for adjusting the time that sends and the reception time of described test point;
Lock unit, synchronizes the clock frequency of described test point and described main control computer.
Secondary equipment of intelligent converting station the most according to claim 6 test system, it is characterised in that described test mould
Block includes:
Recognition unit, is used for identifying described test point equipment;
Test cell, for testing described test point equipment simultaneously, it is thus achieved that described test data.
Secondary equipment of intelligent converting station the most according to claim 6 test system, it is characterised in that described analysis
Processing module includes:
Processing unit, for graphical to described test Data Analysis, shows the graphic result of many test points with wavy manner;
Analytic unit, for being analyzed the state outcome of many test points synchronization.
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CN112800637A (en) * | 2021-04-12 | 2021-05-14 | 广东工业大学 | Intelligent substation simulation test device and method |
CN113376468A (en) * | 2021-06-23 | 2021-09-10 | 四川华能宝兴河水电有限责任公司 | Systematic detection method for defects of electrical secondary circuit |
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