CN109752614A - A kind of arrester measurement method of parameters and system - Google Patents
A kind of arrester measurement method of parameters and system Download PDFInfo
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- CN109752614A CN109752614A CN201910023283.4A CN201910023283A CN109752614A CN 109752614 A CN109752614 A CN 109752614A CN 201910023283 A CN201910023283 A CN 201910023283A CN 109752614 A CN109752614 A CN 109752614A
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Abstract
The present invention provides a kind of arrester measurement method of parameters and systems, comprising: measures the low current C-V characteristic of each resistance blade unit in each unit of an arrester at a temperature of different arresters；When arrester temperature stablizes constant, the electric current of the temperature of each resistance blade unit and each resistance blade unit in each unit of an arrester is measured；Temperature distribution history is generated according to the temperature of each resistance blade unit of each unit of an arrester；Current profile is generated according to the electric current of each resistance blade unit of each unit of an arrester；The voltage of each resistance blade unit is generated according to the low current C-V characteristic of the electric current of each resistance blade unit of each unit of an arrester and each resistance blade unit；Each voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves are generated according to the voltage of each resistance blade unit of each unit of an arrester.The application, which has, to be improved test of lightning arrester efficiency, alleviate the workload of test of lightning arrester and improves the beneficial effect of parameter measurement precision.
Description
Technical field
The present invention relates to test of lightning arrester technical field more particularly to a kind of arrester measurement method of parameters and systems.
Background technique
Arrester is the important protection electric appliance of electric system, is widely applied in the power system.Wherein, the electricity of arrester
Pressure distribution and temperature distributing characteristic are the important parameters of arrester design and operation.Arrester long-term stable experiment, movement are negative
It carries test and power frequency tolerance time attribute testing is carried out on the proportional unit of arrester, relevant test parameters needs logical
The voltage's distribiuting and temperature distributing characteristic for crossing arrester determine that the test is the Key experiments project of arrester design and test.
Voltage's distribiuting test at present and temperature characterisitic test individually carry out, and voltage's distribiuting test only considers the shadow of arrester capacitance
It rings, the running stable state temperature rise of arrester is not considered also in verification test.With the raising of the operation chargeability of arrester,
The running stable state temperature rise of arrester also will increase.
Therefore, how to obtain with the consistent arrester voltage's distribiuting of practical operation situation, and simultaneously to arrester voltage
Distribution, current distribution and Temperature Distribution measure, and improve the efficiency of measurement, are the current technical issues that need to address.
Summary of the invention
It in order to solve the problems in the prior art, can the present invention provides a kind of arrester measurement method of parameters and system
With obtain with the consistent arrester voltage's distribiuting of practical operation situation, realize while to arrester voltage's distribiuting, current distribution
And Temperature Distribution measures, and provides data for arrester design, test and operation, and to provide when test of lightning arrester verifying
Correlation test parameter, thus the workload and parameter measurement precision that improve test of lightning arrester efficiency, mitigate test of lightning arrester
High beneficial effect.
To achieve the goals above, a kind of arrester measurement method of parameters provided by the invention, this method comprises:
Measure the low current C-V characteristic of each resistance blade unit in each unit of an arrester at a temperature of different arresters；
When the arrester temperature stablizes constant, the temperature of each resistance blade unit and each is measured in each unit of an arrester
The electric current of resistance blade unit；
Arrester temperature distribution history is generated according to the temperature of each resistance blade unit of each unit of an arrester；And
Arrester current profile is generated according to the electric current of each resistance blade unit of each unit of an arrester；
According to the electric current of each resistance blade unit of each unit of an arrester and the low current of each resistance blade unit
C-V characteristic generates the voltage of each resistance blade unit of each unit of an arrester；
Each resistance of each unit of an arrester is generated according to the voltage of each resistance blade unit of each unit of an arrester
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of blade unit.
The present invention also provides a kind of arrester parameter measurement system, which includes:
First measuring unit, for measuring each resistance blade unit in each unit of an arrester at a temperature of different arresters
Low current C-V characteristic；
Second measuring unit, for measuring the temperature of each resistance blade unit and each resistance blade unit in each unit of an arrester
Electric current；
Temperature Distribution generation unit, the temperature generation for each resistance blade unit according to each unit of an arrester are kept away
Thunder device temperature distribution history；And
Current distribution generation unit, the electric current generation for each resistance blade unit according to each unit of an arrester are kept away
Thunder device current profile；
Voltage's distribiuting generation unit, for according to each resistance blade unit of each unit of an arrester electric current and each institute
State resistance blade unit low current C-V characteristic generate each unit of an arrester each resistance blade unit voltage；
Coefficient is distributed generation unit, and the voltage for each resistance blade unit according to each unit of an arrester generates often
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of each resistance blade unit of a unit of an arrester.
The present invention also provides a kind of electronic equipment, including memory, processor and storage on a memory and can handled
The computer program run on device, the processor realize the step of above-mentioned arrester measurement method of parameters when executing described program
Suddenly.
The present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, the computer program
The step of above-mentioned arrester measurement method of parameters is realized when being executed by processor.
A kind of arrester measurement method of parameters provided by the invention and system, comprising: at a temperature of measuring different arresters
The low current C-V characteristic of each resistance blade unit in each unit of an arrester；When the arrester temperature stablizes constant, measurement
The electric current of the temperature of each resistance blade unit and each resistance blade unit in each unit of an arrester；According to each of each unit of an arrester
The temperature of the resistance blade unit generates arrester temperature distribution history；According to each resistor disc list of each unit of an arrester
The electric current of member generates arrester current profile；According to the electric current of each resistance blade unit of each unit of an arrester and respectively
The low current C-V characteristic of the resistance blade unit generates the voltage of each resistance blade unit of each unit of an arrester；According to
The voltage of each resistance blade unit of each unit of an arrester generates the voltage of each resistance blade unit of each unit of an arrester
It is unevenly distributed coefficient and arrester voltage distribution curves.The application have improve test of lightning arrester efficiency, alleviate it is lightning-arrest
The workload of device test and the beneficial effect for improving parameter measurement precision.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of arrester measurement method of parameters flow chart of the application；
Fig. 2 is the arrester parameter measurement schematic diagram in one embodiment of the application；
Fig. 3 is the arrester measurement method of parameters flow chart in one embodiment of the application；
Fig. 4 is the flow chart of the step S206 in one embodiment of the application；
Fig. 5 is the arrester parameter measurement schematic diagram in one embodiment of the application；
Fig. 6 is a kind of structural schematic diagram of arrester parameter measurement system of the application.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
About " first " used herein, " second " ... etc., not especially censure the meaning of order or cis-position,
Also non-to limit the present invention, only for distinguishing with the element of same technique term description or operation.
It is open term, i.e., about "comprising" used herein, " comprising ", " having ", " containing " etc.
Mean including but not limited to.
About it is used herein " and/or ", including any of the things or all combination.
In view of the deficiencies in the prior art, a kind of arrester measurement method of parameters provided by the invention, flow chart
As shown in Figure 1, this method comprises:
S101: the low current volt-ampere for measuring each resistance blade unit in each unit of an arrester at a temperature of different arresters is special
Property.
S102: when arrester temperature stablizes constant, measure in each unit of an arrester the temperature of each resistance blade unit and
The electric current of each resistance blade unit.
S103: arrester temperature distribution history is generated according to the temperature of each resistance blade unit of each unit of an arrester.
S104: arrester current profile is generated according to the electric current of each resistance blade unit of each unit of an arrester.
S105: according to the electric current of each resistance blade unit of each unit of an arrester and the low current volt-ampere of each resistance blade unit
Characteristic generates the voltage of each resistance blade unit of each unit of an arrester.
S106: each resistance of each unit of an arrester is generated according to the voltage of each resistance blade unit of each unit of an arrester
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of blade unit.
Process as shown in Figure 1 is it is found that the application passes through voltage's distribiuting to arrester, current distribution and Temperature Distribution
Measurement provides data for arrester design, test and operation, and to provide correlation test ginseng when test of lightning arrester verifying
Number improves test of lightning arrester efficiency, alleviates the workload of test of lightning arrester and improves parameter measurement precision to have
Beneficial effect.
In order to make those skilled in the art be better understood by the present invention, a more detailed embodiment is set forth below.
This application provides a kind of arrester parameter measuring apparatus, which includes: sequentially connected measuring unit, Transmit-Receive Unit and meter
Calculation machine.Wherein measuring unit includes: temperature sampling module, the first analog-to-digital conversion module, current sampling module, the second analog-to-digital conversion
Module, control processing module and transmission module.
When it is implemented, as shown in Fig. 2, arrester is composed in series by j=2 unit of an arrester in the present embodiment,
Each unit of an arrester includes i=3 resistance blade unit, and each resistance blade unit includes 5 resistor discs, the application not as
Limit.Measuring unit is uniformly arranged in the resistor disc column of arrester when measurement.
As shown in figure 3, a kind of arrester measurement method of parameters provided in an embodiment of the present invention, this method include following step
It is rapid:
S201: the low current volt-ampere for measuring each resistance blade unit in each unit of an arrester at a temperature of different arresters is special
Property.
When it is implemented, NjIt represents in j-th of unit of an arrester in the number of resistance blade unit and j-th of unit of an arrester
The number of measuring unit.The number of resistance blade unit and the number of measuring unit are consistent in the present embodiment, and the application is not
As limit.
S202: when arrester temperature stablizes constant, measure in each unit of an arrester the temperature of each resistance blade unit and
The electric current of each resistance blade unit.
When it is implemented, when it is implemented, as shown in Fig. 2, actual installation situation zinc oxide surge arresters are pressed, to arrester application
Continuous running voltage measures the temperature T of each resistance blade unit in each unit of an arrester after temperature is stablizedijAnd each resistor disc
The electric current I of unitij。
S203: arrester temperature distribution history is generated according to the temperature of each resistance blade unit of each unit of an arrester.
When it is implemented, according to the temperature T of each resistance blade unit of each unit of an arresterij, life is drawn in a computer
At arrester temperature distribution history.
S204: arrester current profile is generated according to the electric current of each resistance blade unit of each unit of an arrester.
When it is implemented, according to the electric current I of each resistance blade unit of each unit of an arresterij, life is drawn in a computer
At arrester current profile.
S205: according to the electric current of each resistance blade unit of each unit of an arrester and the low current volt-ampere of each resistance blade unit
Characteristic generates the voltage of each resistance blade unit of each unit of an arrester.
When it is implemented, according to the electric current I of each resistance blade unitijAnd the low current C-V characteristic of each resistance blade unit
Generate the voltage U of each resistance blade unitij。
S206: each resistance of each unit of an arrester is generated according to the voltage of each resistance blade unit of each unit of an arrester
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of blade unit.
As shown in figure 4, when step S206 is specifically executed the following steps are included:
S301: average voltage is generated according to the voltage of each resistance blade unit.
When it is implemented, according to the voltage U of each resistance blade unitij, generate average voltage Uav.Wherein, average voltage
Value
Specifically, as shown in figure 5, the 1st unit of an arrester includes N1=5 measuring units, wherein each resistor disc list
The voltage of member is U11、U21、U31、U41、U51, the 2nd unit of an arrester includes N2=5 measuring units, wherein each resistor disc list
The voltage of member is U12、U22、U32、U42、U52, then average voltage
S302: the voltage's distribiuting for generating each resistance blade unit according to the voltage of each resistance blade unit and average voltage is uneven
Even coefficient.
When it is implemented, shown in the calculation formula such as formula (1) of the voltage's distribiuting nonuniformity coefficient of resistance blade unit:
Wherein, KijFor the voltage's distribiuting nonuniformity coefficient of i-th of resistance blade unit in j-th of unit of an arrester, UijFor
The voltage of i-th of resistance blade unit in j-th of unit of an arrester, UavFor average voltage, i and j are just more than or equal to 1
Integer.
S303: the maximum value in the voltage's distribiuting nonuniformity coefficient of each resistance blade unit is unevenly distributed as maximum voltage
Even coefficient.
When it is implemented, as shown in figure 5, the voltage's distribiuting of 5 resistance blade units in the 1st unit of an arrester is uneven
Coefficient is respectively as follows: K11、K21、K31、K41、K51, the voltage's distribiuting of 5 resistance blade units in the 2nd unit of an arrester is uneven
Coefficient is respectively as follows: K12、K22、K32、K42、K52.Assuming that the size relation of voltage's distribiuting nonuniformity coefficient is as follows: K12<K11<K22<K21
<K31<K32<K41<K42<K51<K52, it is known that the voltage's distribiuting heterogeneous system of the 5th resistance blade unit in the 2nd unit of an arrester
Number K52Maximum, then by K52It is unevenly distributed coefficient as maximum voltage, and judges that the maximum voltage of arrester is unevenly distributed and is
Hand is no meets preset design threshold for number.
S304: it is generated according to the voltage's distribiuting nonuniformity coefficient of the voltage of each resistance blade unit and each resistance blade unit lightning-arrest
Device voltage distribution curves.
When it is implemented, according to the voltage U of each resistance blade unitijAnd the voltage's distribiuting nonuniformity coefficient of each resistance blade unit
Kij, draw generate arrester voltage distribution curves in a computer.
S207: each unit of an arrester reference voltage of measurement is summed up and generates arrester reference voltage.
When it is implemented, arrester reference voltage UrefaCalculation formula it is as shown in formula 2:
Urefa=∑ Urefuj (2)
Wherein, UrefaFor arrester reference voltage, UrefujFor j-th of unit of an arrester reference voltage, j is more than or equal to 1
Positive integer.
S208: it is referred to according to each unit of an arrester reference voltage, the measuring unit number of each unit of an arrester and arrester
Voltage generates each unit of an arrester temperature weight.
When it is implemented, the calculation formula of unit of an arrester temperature weight is as shown in formula (3):
Wherein, βjFor the unit of an arrester temperature weight of j-th of unit of an arrester, UrefujFor j-th unit of an arrester
Unit of an arrester reference voltage, UrefaFor arrester reference voltage, NjFor the measuring unit number of j-th of unit of an arrester, j is
Positive integer more than or equal to 1.
S209: it is generated according to the temperature of each resistance blade unit of each unit of an arrester and each unit of an arrester temperature weight
Arrester temperature weighted number.
When it is implemented, shown in the calculation formula such as formula (4) of arrester temperature weighted number:
Tav=∑ (βj×Tij) (4)
Wherein, TavFor arrester temperature weighted number, βjFor the unit of an arrester temperature weight of j-th of unit of an arrester, Tij
For the temperature of i-th of resistance blade unit of j-th of unit of an arrester, i and j are the positive integer more than or equal to 1.
In one embodiment, as shown in figures 2 and 5, each measuring unit is uniformly distributed first and is placed on arrester member
Between resistance blade unit in the part and lower part of resistance blade unit, measures the small of each resistance blade unit at a temperature of different arresters
Electric current C-V characteristic, and the low current C-V characteristic of each resistance blade unit is inputted into computer.Wherein, as shown in figure 5, every is kept away
The number of measuring unit in thunder device element is 5, and the number of the resistance blade unit in every unit of an arrester is 5.
Secondly, as shown in figure 5, measure unit of an arrester 1 reference voltage Urefu1For 152kV, the ginseng of unit of an arrester 2
Examine voltage Urefu2Arrester reference voltage U is calculated then according to shown in formula (2) for 150kVrefa=152kV+150kV=
302kV。
Again, as shown in figure 3, pressing actual installation situation zinc oxide surge arresters, continuous running voltage is applied to arrester
159kV measures the temperature T of each resistance blade unit after the temperature of arrester is stablizedijAnd current value Iij.Further according to each resistance
The electric current I of blade unitijAnd the low current C-V characteristic of each resistance blade unit generates the voltage U of each resistance blade unitij。
Specifically, setting N1=N2=5, the voltage U of each resistance blade unitijWith temperature TijMeasurement result, such as 1 institute of table
Show.
To calculate the voltage's distribiuting nonuniformity coefficient K of resistance blade unit 1111Process for, specific calculating process such as formula
(5) and shown in (6):
Firstly, according to the voltage U of each resistance blade unitijCalculate average voltage Uav, calculating process such as formula (5) institute
Show:
Then, further according to average voltage Uav, in table 1 each resistance blade unit voltage UijAnd formula (1) calculates the 1st
The voltage's distribiuting nonuniformity coefficient K of the 1st resistance blade unit in a unit of an arrester11, specific calculating process such as formula (6) institute
Show:
According to the voltage's distribiuting nonuniformity coefficient of the 1st resistance blade unit in the 1st unit of an arrester of formula (6)
K11It is 7.2%, successively calculates the voltage's distribiuting of a resistance blade unit in the 1st unit of an arrester not according to above-mentioned calculating process
The voltage's distribiuting nonuniformity coefficient of coefficient of uniformity and each resistance blade unit in the 2nd unit of an arrester, specific calculated result is such as
Shown in table 1.
According to the number N of measuring unit in the 1st unit of an arrester1=5, the reference voltage U of unit of an arrester 1refu1=
152kV, arrester reference voltage Urefa=302kV and formula (3) calculate the unit of an arrester temperature of the 1st unit of an arrester
Weight beta1, specific calculating process is such as shown in (7):
According to the number N of measuring unit in the 2nd unit of an arrester2=5, the reference voltage U of unit of an arrester 2refu2=
150kV, arrester reference voltage Urefa=302kV and formula (3) calculate the unit of an arrester temperature of the 2nd unit of an arrester
Weight beta2, specific calculating process is such as shown in (8):
According to the unit of an arrester temperature weight beta for being even more (7) and the 1st unit of an arrester of formula (8)1=0.126,
The unit of an arrester temperature weight beta of 2nd unit of an arrester2=0.124, wherein each measuring unit in same unit of an arrester
It is identical to number corresponding unit of an arrester temperature weight, as shown in table 1.
Table 1
As shown in table 1, since the temperature of measuring unit 51 and measuring unit 52 is not counted in temperature weight and arrester temperature
Weighted number, therefore the corresponding unit of an arrester temperature weight beta of measuring unit 511And the corresponding unit of an arrester of measuring unit 52
Temperature weight beta2For sky.
By K each in table 1ijIt is ranked up according to numerical values recited, it is known that maximum voltage is unevenly distributed COEFFICIENT Km=(Kij)max
=8.7%.
Arrester temperature weighted number T is calculated according to table 1 and formula (4)av, shown in specific calculating process such as formula (9):
It is 8.7% that the maximum voltage of the arrester of the application measurement, which is unevenly distributed coefficient, meets the voltage point of arrester
Cloth nonuniformity coefficient is not more than 10% design requirement, and arrester temperature weighted number is 25.01 DEG C.The application passes through to arrester
Voltage's distribiuting, current distribution and Temperature Distribution measurement, provide data for arrester design, test and operation, and be
Test of lightning arrester provides correlation test parameter when verifying, and improves test of lightning arrester efficiency to have, alleviates arrester
The workload of test and the beneficial effect for improving parameter measurement precision.
Conceived based on application identical with above-mentioned arrester measurement method of parameters, the present invention also provides a kind of arrester ginsengs
Number measuring system, as described in following example.The principle and arrester solved the problems, such as due to the arrester parameter measurement system is joined
Number measurement method is similar, therefore the implementation of the arrester parameter measurement system may refer to the reality of arrester measurement method of parameters
It applies, overlaps will not be repeated.
Fig. 6 is a kind of structural schematic diagram of arrester parameter measurement system of the embodiment of the present application, as shown in fig. 6, this is
System includes: the first measuring unit 101, the second measuring unit 102, Temperature Distribution generation unit 103, current distribution generation unit
104, voltage's distribiuting generation unit 105 and coefficient are distributed generation unit 106.
First measuring unit 101, for measuring each resistor disc list in each unit of an arrester at a temperature of different arresters
The low current C-V characteristic of member.
Second measuring unit 102, for measuring the temperature of each resistance blade unit and each resistor disc in each unit of an arrester
The electric current of unit.
Temperature Distribution generation unit 103, the temperature generation for each resistance blade unit according to each unit of an arrester are kept away
Thunder device temperature distribution history.
Current distribution generation unit 104, the electric current generation for each resistance blade unit according to each unit of an arrester are kept away
Thunder device current profile.
Voltage's distribiuting generation unit 105, for the electric current and each electricity according to each resistance blade unit of each unit of an arrester
The low current C-V characteristic of resistance blade unit generates the voltage of each resistance blade unit of each unit of an arrester.
Coefficient is distributed generation unit 106, and the voltage for each resistance blade unit according to each unit of an arrester generates often
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of each resistance blade unit of a unit of an arrester.
Being conceived based on application identical with above-mentioned arrester measurement method of parameters, the application provides a kind of computer equipment,
As described in following example.Since the principle that the computer equipment solves the problems, such as is similar to arrester measurement method of parameters,
The implementation of the computer equipment may refer to the implementation of arrester measurement method of parameters, and overlaps will not be repeated.
In one embodiment, electronic equipment include: memory, processor and storage on a memory and can be in processor
The computer program of upper operation, the processor realize the arrester parameter in above-described embodiment when executing the computer program
The Overall Steps of measurement method, as shown in Figure 1, the processor realizes following step when executing the computer program:
S101: the low current volt-ampere for measuring each resistance blade unit in each unit of an arrester at a temperature of different arresters is special
Property.
S102: when arrester temperature stablizes constant, measure in each unit of an arrester the temperature of each resistance blade unit and
The electric current of each resistance blade unit.
S103: arrester temperature distribution history is generated according to the temperature of each resistance blade unit of each unit of an arrester.
S104: arrester current profile is generated according to the electric current of each resistance blade unit of each unit of an arrester.
S105: according to the electric current of each resistance blade unit of each unit of an arrester and the low current volt-ampere of each resistance blade unit
Characteristic generates the voltage of each resistance blade unit of each unit of an arrester.
S106: each resistance of each unit of an arrester is generated according to the voltage of each resistance blade unit of each unit of an arrester
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of blade unit.
Conceived based on application identical with above-mentioned arrester measurement method of parameters, the application provides a kind of computer-readable deposit
Storage media, as described in following example.The principle and arrester parameter solved the problems, such as due to the computer readable storage medium is surveyed
Amount method is similar, therefore the implementation of the computer readable storage medium may refer to the implementation of arrester measurement method of parameters, weight
Multiple place repeats no more.
In one embodiment, it is stored with computer program on computer readable storage medium, which is located
Reason device realizes the Overall Steps of the arrester measurement method of parameters in above-described embodiment when executing, as shown in Figure 1, the computer journey
It is performed the steps of when sequence is executed by processor
S101: the low current volt-ampere for measuring each resistance blade unit in each unit of an arrester at a temperature of different arresters is special
Property.
S102: when arrester temperature stablizes constant, measure in each unit of an arrester the temperature of each resistance blade unit and
The electric current of each resistance blade unit.
S103: arrester temperature distribution history is generated according to the temperature of each resistance blade unit of each unit of an arrester.
S104: arrester current profile is generated according to the electric current of each resistance blade unit of each unit of an arrester.
S105: according to the electric current of each resistance blade unit of each unit of an arrester and the low current volt-ampere of each resistance blade unit
Characteristic generates the voltage of each resistance blade unit of each unit of an arrester.
S106: each resistance of each unit of an arrester is generated according to the voltage of each resistance blade unit of each unit of an arrester
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of blade unit.
A kind of arrester measurement method of parameters provided by the invention and system, comprising: at a temperature of measuring different arresters
The low current C-V characteristic of each resistance blade unit in each unit of an arrester；When arrester temperature stablizes constant, measurement is each
The electric current of the temperature of each resistance blade unit and each resistance blade unit in unit of an arrester；According to each resistance of each unit of an arrester
The temperature of blade unit generates arrester temperature distribution history；And it is raw according to the electric current of each resistance blade unit of each unit of an arrester
At arrester current profile；According to the small of the electric current of each resistance blade unit of each unit of an arrester and each resistance blade unit
Electric current C-V characteristic generates the voltage of each resistance blade unit of each unit of an arrester；According to each resistance of each unit of an arrester
The voltage of blade unit generates the voltage's distribiuting nonuniformity coefficient and arrester voltage of each resistance blade unit of each unit of an arrester
Distribution curve.The application, which has, to be improved test of lightning arrester efficiency, alleviate the workload of test of lightning arrester and improves parameter
The beneficial effect of measurement accuracy.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
Specific embodiment is applied in the present invention, and principle and implementation of the present invention are described, above embodiments
Explanation be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art,
According to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (10)
1. a kind of arrester measurement method of parameters characterized by comprising
Measure the low current C-V characteristic of each resistance blade unit in each unit of an arrester at a temperature of different arresters；
When the arrester temperature stablizes constant, the temperature of each resistance blade unit and each resistance in each unit of an arrester are measured
The electric current of blade unit；
Arrester temperature distribution history is generated according to the temperature of each resistance blade unit of each unit of an arrester；And
Arrester current profile is generated according to the electric current of each resistance blade unit of each unit of an arrester；
According to the electric current of each resistance blade unit of each unit of an arrester and the low current volt-ampere of each resistance blade unit
Characteristic generates the voltage of each resistance blade unit of each unit of an arrester；
Each resistor disc list of each unit of an arrester is generated according to the voltage of each resistance blade unit of each unit of an arrester
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of member.
2. arrester measurement method of parameters according to claim 1, which is characterized in that described according to each unit of an arrester
Each resistance blade unit voltage generate each unit of an arrester each resistance blade unit voltage's distribiuting nonuniformity coefficient
And arrester voltage distribution curves, comprising:
Average voltage is generated according to the voltage of each resistance blade unit；
The voltage's distribiuting of each resistance blade unit is generated according to the voltage of each resistance blade unit and the average voltage
Nonuniformity coefficient；
Maximum value in the voltage's distribiuting nonuniformity coefficient of each resistance blade unit is unevenly distributed as maximum voltage and is
Number；
According to the generation of the voltage's distribiuting nonuniformity coefficient of the voltage of each resistance blade unit and each resistance blade unit
Arrester voltage distribution curves.
3. arrester measurement method of parameters according to claim 1, which is characterized in that further include: by each lightning-arrest of measurement
Device element reference voltage, which sums up, generates arrester reference voltage.
4. arrester measurement method of parameters according to claim 3, which is characterized in that further include:
Joined according to each unit of an arrester reference voltage, the measuring unit number of each unit of an arrester and the arrester
It examines voltage and generates each unit of an arrester temperature weight；
It is generated according to the temperature of each resistance blade unit of each unit of an arrester and each unit of an arrester temperature weight
Arrester temperature weighted number.
5. arrester measurement method of parameters according to claim 2, which is characterized in that the voltage of the resistance blade unit point
The calculation formula of cloth nonuniformity coefficient is as follows:
Wherein, KijFor the voltage's distribiuting nonuniformity coefficient of i-th of resistance blade unit in j-th of unit of an arrester, UijIt is j-th
The voltage of i-th of resistance blade unit in unit of an arrester, UavFor the average voltage, i and j are just more than or equal to 1
Integer.
6. arrester measurement method of parameters according to claim 4, which is characterized in that the unit of an arrester temperature weight
Calculation formula it is as follows:
Wherein, βjFor the unit of an arrester temperature weight of j-th of unit of an arrester, UrefujFor the lightning-arrest of j-th unit of an arrester
Device element reference voltage, UrefaFor the arrester reference voltage, NjFor the measuring unit number in j-th of unit of an arrester, j
For the positive integer more than or equal to 1.
7. arrester measurement method of parameters according to claim 6, which is characterized in that the arrester temperature weighted number
Calculation formula is as follows:
Tav=∑ (βj×Tij)
Wherein, TavFor arrester temperature weighted number, βjFor the unit of an arrester temperature weight of j-th of unit of an arrester, TijFor jth
The temperature of i-th of resistance blade unit of a unit of an arrester, i and j are the positive integer more than or equal to 1.
8. a kind of arrester parameter measurement system characterized by comprising
First measuring unit, for measuring the small electricity of each resistance blade unit in each unit of an arrester at a temperature of different arresters
Flow C-V characteristic；
Second measuring unit, for measuring the electricity of the temperature of each resistance blade unit and each resistance blade unit in each unit of an arrester
Stream；
Temperature Distribution generation unit, the temperature for each resistance blade unit according to each unit of an arrester generate arrester
Temperature distribution history；
Current distribution generation unit, the electric current for each resistance blade unit according to each unit of an arrester generate arrester
Current profile；
Voltage's distribiuting generation unit, for the electric current and each electricity according to each resistance blade unit of each unit of an arrester
The low current C-V characteristic of resistance blade unit generates the voltage of each resistance blade unit of each unit of an arrester；
Coefficient is distributed generation unit, and the voltage generation for each resistance blade unit according to each unit of an arrester is each kept away
The voltage's distribiuting nonuniformity coefficient and arrester voltage distribution curves of each resistance blade unit of thunder device element.
9. a kind of electronic equipment including memory, processor and stores the calculating that can be run on a memory and on a processor
Machine program, which is characterized in that the processor is realized when executing described program and taken shelter from the thunder described in any one of claims 1 to 7
The step of device measurement method of parameters.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program quilt
The step of processor realizes arrester measurement method of parameters described in any one of claims 1 to 7 when executing.
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