CN107507656B - CRDM coil measurement system and method - Google Patents
CRDM coil measurement system and method Download PDFInfo
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- CN107507656B CN107507656B CN201710522171.4A CN201710522171A CN107507656B CN 107507656 B CN107507656 B CN 107507656B CN 201710522171 A CN201710522171 A CN 201710522171A CN 107507656 B CN107507656 B CN 107507656B
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2611—Measuring inductance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2688—Measuring quality factor or dielectric loss, e.g. loss angle, or power factor
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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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Power Engineering (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The invention discloses a kind of CRDM coil measurement system and method, which includes: operating software, provides human-computer interaction interface, issues measurement instruction and acquires measuring signal generation report；Input-output unit issues measurement instruction according to measurement switching signal, and acquisition parameter measurement result is simultaneously exported to operating software；Integrated control unit is identified according to measurement instruction output bit and is instructed, and feeds back a trigger signal；Parameter measurement unit connects clamping coil on CRDM, moving coil and promotes coil, identifies that instruction measures the resistance data of each coil, insulation data, inductive data, quality factor and output parameter measurement result to input-output unit according to position.In CRDM coil measurement system and method for the invention, pass through the parameter measurement of integrated control unit control parameter measuring unit, so that input-output unit acquisition parameter measurement result, reliability, the consistency of field data can be effectively improved, data distortion caused by human-equation error is avoided, overhaul working hour and human input are shortened.
Description
Technical field
The present invention relates to million kilowatt advanced pressurized water reactor nuclear power unit rod control system technical fields, more particularly to one kind
CRDM coil measurement system and method.
Background technique
Control rod drive mechanism (hereinafter referred to as CRDM) coil (EMA) of RGL system is nuclear power heap-type integrated top cover group
The important component part of part, as electromechanical drive mechanism, drive control stick positions its vertical direction in pressure reaction heap container
Position.Change or keep the position of control rod by CRDM, the function of realization has: starting or stoping nuclear reactor；In core
During power station is run, correction and the power for keeping nuclear reaction；When nuclear reaction accident occurs, quick closedown nuclear reactor.CRDM
Coil is the important control equipment of control rod drive mechanism movement.For the availability for guaranteeing coil, each refulling cycle need pair
CRDM coil and its accessory cables carry out the test such as insulation and resistance.
During every circulation overhaul, resistance, the Insulation test of CRDM coil (EMA) the result is that reflection CRDM coil (EMA) and
The significant data of its relevant cables state.CRDM includes three coils, respectively clamping coil SG, moving coil MG and increase line
Enclose LC.The number for once needing to record with analyze and determine is measured during every circulation downlink and uplink to CRDM coil (EMA)
Quite huge according to measuring, the data that only measurement CRDM coil (EMA) resistance and insulation need to record every time are just up to 549.
Executing this work every time at present is read by manually using multimeter, the operation of insulation meter associated tracks to complete
Number, record, data analysis are finished artificially.There are technology, quality, the deficiencies of three aspect of duration for current measurement method.
Technology: because borrowing the difference of tool every time, operational staff reads the difference of habit, the difference of operating habit causes often
The consistency of secondary overhaul data is poor, and device history data Feasible degree reduces.
Quality: every time measurement work group member need continuous work and record 500 or more data, and on this basis into
Row data processing, standard judgement, in the case where workload and huge data volume, can not avoid completely from the behavioural norm of people
The careless omission being likely to occur；In addition, CRDM coil (EMA) resistance measurement generally requires measurement accuracy to reach milliohm rank, scene warp
Often occur causing measurement result beyond critical field due to various human factors (contact problems, reading duration etc.).
Duration: insulation and resistance measurement because executing CRDM coil (EMA) in a manner of manually-operated at present, required duration
It is longer, it is slightly abnormal at work to be then delayed overhaul critical path.
It therefore, is solution problems described above, it is necessary to research and develop a set of CRDM (EMA) intelligent test device, substitute existing
Test method avoids human-equation error to improve working efficiency, improves data reliability to whole and improves repair quality.
Summary of the invention
The technical problem to be solved in the present invention is that providing a kind of improved CRDM coil measurement system and method.
The technical solution adopted by the present invention to solve the technical problems is: providing a kind of CRDM coil measurement system, comprising:
Operating software, for providing operation interface, formulating data acquiring frequency and exporting rule and issue measurement switch letter
Number, and measurement signals output data report and trend comparison based on the received；
Input-output unit is connected with the operating software, for being issued according to the measurement switching signal with channel
Number for identification measurement instruction, and acquisition parameter measurement result, and the parameter measurements are subjected to signal conversion, output
The measurement signals are to the operating software, wherein the signal conversion includes that the data that will insulate are converted to the operation
The identifiable electric signal of software；
Integrated control unit is connected with the input-output unit, for being identified according to the measurement instruction output bit
Instruction, and a trigger signal is fed back to the input-output unit, so that triggering the input-output unit acquires the parameter
Measurement result, the integrated control unit be also used to control parameter measuring unit time of measuring and the input-output unit
Acquisition time；
Parameter measurement unit is connected with the integrated control unit and the input-output unit, and is connect by cabinet
Head connects clamping coil, moving coil and promotion coil at least one CRDM, each coil at least one described CRDM
A channel number is occupied, the parameter measurement unit identifies that instruction measures the resistance data of each coil, insulation number according to institute's rheme
According to, inductive data, quality factor and export the parameter measurements to the input-output unit.
Preferably, the parameter measurement unit includes:
Resistance and insulation measurement module, for measuring between the resistance data of each coil and each coil, each
The insulation data of coil over the ground；
Inductance and quality factor measurement module, for measure each coil the inductive data and the quality factor.
Preferably, the resistance measurement range of the resistance and insulation measurement module is 1.000 Ω -50.000 Ω, and insulation is surveyed
The voltage class of amount is 500VDC.
Preferably, it is the acquisition of at least 8 channels, the integrated control that the input-output unit, which acquires the parameter measurements,
Unit processed at least controls the measurement of 4 aisle resistances and the measurement of 4 channel insulations, and the input-output unit is to the parameter measurements
The resistance conversion accuracy that progress signal is converted is milliohm grade.
Preferably, the CRDM quantity is 4, and it is 12 channels that the input-output unit, which acquires the parameter measurements,
Acquisition, the integrated control unit control the measurement of 12 aisle resistances and the measurement of 12 channel insulations.
A kind of CRDM coil measurement method is also provided, following steps are carried out by above-mentioned CRDM coil measurement system:
S1. operating software issues measurement switching signal；
S2. input-output unit issues measurement instruction according to the measurement switching signal, and the measurement instruction is with channel number
For identification；
S3. integrated control unit is identified according to the measurement instruction output bit and is instructed, and anti-to the input-output unit
Present a trigger signal；
S4. parameter measurement unit identifies that instruction measures the resistance data of each coil, insulation data, inductance according to institute's rheme
Data, quality factor and output parameter measurement result are to the input-output unit；
S5. input-output unit parameter measurements according to the triggering collection of the trigger signal, and will
The parameter measurements carry out signal conversion, output measurement signals to the operating software；
S6. the operating software measurement signals output data report and trend comparison based on the received.
Preferably, the parameter measurement unit is separately connected clamping coil, portable cord on 4 CRDM by 12 channels
Circle and coil is promoted, in the step S4, comprising:
The parameter measurement unit passes through the resistance data of each coil of 12 channel measurements；
The parameter measurement unit passes through the inductive data and quality factor of each coil of 12 channel measurements；
The parameter measurement unit measures the insulation data of 4 CRDM simultaneously.
Preferably, in the step S4, measurement exports the parameter measurements after starting 10s.
Preferably, in the step S5, at least 10s after the parameter measurement unit starts measurement, the input and output
Unit starts to acquire the parameter measurements.
Preferably, in the step S4, the measurement range for measuring the resistance data is 1.000 Ω -50.000 Ω, measurement
The voltage class of the insulation data is 500VDC.
The beneficial effects of the practice of the present invention is: in CRDM coil measurement system and method for the invention, passing through integrated control
The parameter measurement of unit control parameter measuring unit, so that input-output unit acquisition parameter measurement result, can effectively improve existing
Reliability, the consistency of field data avoid data distortion caused by human-equation error, shorten overhaul working hour and human input.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the schematic illustration of CRDM coil measurement system in some embodiments of the invention；
Fig. 2 is the module diagram of parameter measurement unit in Fig. 2；
Fig. 3 is the flow diagram of CRDM coil measurement method in some embodiments of the invention.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.
Fig. 1 shows the CRDM coil measurement system in some embodiments of the invention, for will be directed to CRDM resistance and
The measurement of insulation is all intelligent, is operated by computer software, trigger control circuit, thus control front end measurement instrument automatically into
Row, which measures and measurement result is carried out conversion, feeds back to computer, generates report and directly displays result.The CRDM coil measurement system
The overhaul duration is greatly shortened, and improves the reliability and consistency of data.CRDM coil measurement in some embodiments of the invention
System includes operating software 10, input-output unit 20, integrated control unit 30 and parameter measurement unit 40.
Wherein, operating software 10 is interactive software, for providing operation interface, formulating data acquiring frequency and output
Rule simultaneously issues measurement switching signal, and measurement signals output data report and trend comparison based on the received.Specifically
Ground, operating software 10 between the clamping coil of CRDM100, moving coil, promote coil resistance measurement and each coil and each line
The insulation measurement of circle over the ground provides operation interface, data sheet, trend comparison etc..In addition, controlling downstream by operating software 10
The beginning and termination of equipment progress DATA REASONING simultaneously formulate data acquiring frequency and output rule.
Input-output unit 20 is connected with operating software 10, is to know for being issued according to measurement switching signal with channel number
Other measurement instruction.Specifically, it is identification that input-output unit 20, which receives the switching signal that operating software 10 issues with channel number,
Measurement instruction is issued to integrated control unit 30, i.e., between clamping coil, moving coil, promotion coil resistance measurement and each coil
With the insulation measurement of each coil over the ground.Input-output unit 20 is also used to acquisition parameter measurement result, and by parameter measurement knot
Fruit carries out signal conversion, and output measurement signals to operating software 10 realize multi collect in short-term and signal transformation function.Its
In, signal conversion is converted to the identifiable electric signal of operating software 10 including the data that will insulate, and measurement signals include electricity
The physical quantity that resistance and insulation measurement module 41 and inductance and quality factor measurement module 42 measure.Input-output unit 20 is because of perception
The measuring characteristic of load resistance, inductance, should have delay function and can recognize measurement stable region, and to parameter measurements into
The resistance conversion accuracy of row signal conversion reaches milliohm grade.Alternatively, 20 acquisition parameter measurement result of input-output unit is
The acquisition of at least 8 channels.Preferably, 20 acquisition parameter measurement result of input-output unit is the acquisition of 12 channels.
Integrated control unit 30 is connected with input-output unit 20, instructs for being identified according to measurement instruction output bit,
And a trigger signal is fed back to input-output unit 20, to trigger 20 acquisition parameter measurement result of input-output unit.It is integrated
Control unit 30 is also used to the time of measuring of control parameter measuring unit 40 and the acquisition time of input-output unit 20.Specifically
Ground, after the measurement switching signal that parameter measurement is assigned in operating software 10, integrated control unit 30 is according to input-output unit
The identification instruction of 20 output bits, and clamping coil, moving coil, the characterisitic parameter for promoting coil can be successively measured, while to input
Output unit 20 feeds back the signal of " measurement starts " to trigger the signal acquisition of input-output unit 20.Alternatively, it integrates
Control unit 30 at least controls the measurement of 4 aisle resistances and the measurement of 4 channel insulations.Preferably, the control of integrated control unit 30 12 is logical
Road resistance measurement and the measurement of 12 channel insulations.
Parameter measurement unit 40 is connected with integrated control unit 30 and input-output unit 20, and is connected by cabinet connector
It connects the clamping coil at least one CRDM100, moving coil and promotes coil, each coil accounts at least one CRDM100
According to a channel number, CRDM100 quantity is preferably 4.Parameter measurement unit 40 identifies that instruction measures the electricity of each coil according to position
Data, insulation data, inductive data, quality factor and output parameter measurement result are hindered to input-output unit 20.Preferably, join
Number measuring unit 40 utilizes circuit trigger-type leading portion instrument or circuit.As shown in connection with fig. 2, parameter measurement unit 40 include resistance and
Insulation measurement module 41 and inductance and quality factor measurement module 42, resistance and insulation measurement module 41 are for measuring each coil
Resistance data and each coil between, the insulation data of each coil over the ground.Specifically, resistance and insulation measurement module 41 are logical
It crosses after resistance, insulation measurement plate/module or the mature instrument realization being adapted to are connect with cabinet connector to CRDM100 coil
Carry out the measurement of resistance and insulation.Preferably, the resistance measurement range of resistance and insulation measurement module 41 is 1.000 Ω-
50.000 Ω, measurement accuracy need to reach milliohm rank.It should be noted that CRDM coil also has about in the present embodiment
The inductance of 250mH, resistance and insulation measurement module 41 meet resistance measurement range, required precision, inductance characteristic the case where
Down, it can be achieved that normal measurement.And measured for inductive load, insulation measurement can realize the voltage class of 500VDC.Inductance and product
Prime factor measurement module 42 is used to measure the inductive data and quality factor of each coil.It should be noted that insulation measurement is advised
It is then four groups of SG/MG/LC while measures, but need to considers the isolation of resistance and insulation measurement module 41, input-output unit 20 etc.
Measure, and after 10s output as a result, this 10s must be it is adjustable, cannot be fixed within hardware.Resistance and insulation are surveyed
The measurement method for measuring module 41 is also that can switch, and four groups of SG/MG/LC can be measured and a machine simultaneously in a cabinet
In cabinet four groups of SG/MG/LC measure respectively between switch.In some embodiments, need to also in resistance and insulation measurement module 41 and
Increase quarantine measures in the correlation units such as input-output unit 20, for example, respectively in resistance and insulation measurement module 41 and input
Isolation module is respectively set in output unit 20, or shares an isolated location.
CRDM coil measurement system in some embodiments of the invention can avoid people because of data fault caused by problem, significantly
Shorten the maintenance duration, reduce human input, increases the consistency of data, provide authentic data source for the Trend judgement of data.
Further, the duration can be shorten to 3 people/2 hour by original 6 people/5 hour, working efficiency can be improved and be that processing scene is different
Enough time is often reserved.
Below in conjunction with CRDM coil measurement method in Fig. 1-3 and some embodiments of the invention in some embodiments of the invention
The working principle of CRDM coil measurement system is illustrated.CRDM coil measurement method is for will be electric in some embodiments of the invention
The measurement of resistance and insulation is all intelligent, is operated by computer software, trigger control circuit, to control front end measurement instrument certainly
It moves to measure and measurement result is carried out conversion and feeds back to computer, generate report and directly display result.The CRDM coil measurement
Method greatly shortens the overhaul duration, and improves the reliability and consistency of data.This method through the foregoing embodiment in CRDM
Coil measurement system carries out following steps.
S1. operating software 10 issues measurement switching signal.In this step, operating software 10 is interactive software, is used for
Operation interface is provided, data acquiring frequency is formulated and exports rule and issue measurement switching signal.Also, pass through operating software
The beginning and termination of 10 control upstream devices progress DATA REASONINGs simultaneously formulate data acquiring frequency and output rule.
S2. input-output unit 20 issues measurement instruction according to measurement switching signal, and measurement instruction is identification with channel number.
Specifically, it is identification that input-output unit 20, which receives the switching signal that operating software 10 issues with channel number, to integrated control list
Member 30 issues measurement instruction, i.e., clamping coil, moving coil, promoted between coil resistance measurement and each coil and each coil over the ground
Insulation measurement.
S3. integrated control unit 30 is identified according to measurement instruction output bit and is instructed, and feeds back one to input-output unit 20
Trigger signal.Specifically, after the measurement switching signal that parameter measurement is assigned in operating software 10,30 basis of integrated control unit
The identification instruction of 20 output bit of input-output unit, and can successively measure clamping coil, moving coil, the characteristic ginseng for promoting coil
Number, while the signal of " measurement starts " is fed back to input-output unit 20 to trigger the signal acquisition of input-output unit 20.
Alternatively, integrated control unit 30 at least controls the measurement of 4 aisle resistances and the measurement of 4 channel insulations.Preferably, integrated control list
Member 30 controls the measurement of 12 aisle resistances and the measurement of 12 channel insulations.
S4. parameter measurement unit 40 identifies that instruction measures the resistance data of each coil, insulation data, inductance number according to position
According to, quality factor and output parameter measurement result is to input-output unit 20.The measurement range of measurement resistance data is herein
1.000 Ω -50.000 Ω, the voltage class of insulation measurement are 500VDC.Preferably, parameter measurement unit 40 passes through 12 channels
Clamping coil, moving coil and the promotion coil being separately connected on 4 CRDM100.In this step S4 further include: parameter measurement list
Member 40 passes through the resistance data of 12 each coils of channel measurement；Parameter measurement unit 40 passes through 12 each coils of channel measurement
Inductive data and quality factor；Parameter measurement unit 40 measures the insulation data of 4 CRDM simultaneously.Preferably, measurement starts
Output parameter measurement result after 10s.
S5. input-output unit 20 is according to the triggering collection parameter measurements of trigger signal, and by parameter measurement knot
Fruit carries out signal conversion, output measurement signals to operating software 10.In this step, input-output unit 20 can be realized in short-term
Multi collect and signal transformation function.Wherein, measurement signals include resistance and insulation measurement module 41 and inductance and quality
The physical quantity that factor measurement module 42 measures.Input-output unit 20 should have because of Inductive Load Resistance, the measuring characteristic of inductance
Delay function simultaneously can recognize measurement stable region, and the resistance conversion accuracy for carrying out signal conversion to parameter measurements reaches milli
Europe grade.Alternatively, 20 acquisition parameter measurement result of input-output unit is the acquisition of at least 8 channels.Preferably, input and output list
First 20 acquisition parameter measurement results are the acquisition of 12 channels.Preferably, at least 10s after parameter measurement unit 40 starts measurement, it is defeated
Enter output unit 20 and starts acquisition parameter measurement result.It should be noted that insulation measurement rule be four groups of SG/MG/LC simultaneously
Measurement, but need to consider the quarantine measures of resistance and insulation measurement module 41, input-output unit 20 etc., and export after 10s
As a result, this 10s must be it is adjustable, cannot be fixed within hardware.The measurement method of resistance and insulation measurement module 41
It must can switch, it can four groups of clamping coils, moving coil and the measurement and one simultaneously of promotion coil in a cabinet
Four groups of clamping coils in a cabinet, moving coil and promoted coil measure respectively between switch.
S6. measurement signals output data report and the trend comparison based on the received of operating software 10.Specifically, it operates
Software 10 between the clamping coil of CRDM100, moving coil, promote coil resistance measurement and each coil and each coil over the ground
Insulation measurement provides operation interface, data sheet, trend comparison etc..Alternatively, the data sheet of output and trend comparison can
It is embodied in the form of through table, picture etc., as long as the specific data and trend situation of measurement result can be shown.It is preferred that
Ground, the 10s after operating software 10 issues measurement switching signal, operating software 10 start to receive measurement signals.10s herein
It must be adjustable according to on-site actual situations.
In the present embodiment in the other parts of CRDM coil measurement method and above-described embodiment in CRDM coil measurement system
Identical, details are not described herein again.CRDM coil measurement method in some embodiments of the invention can avoid people because of number caused by problem
According to making mistakes, greatly shortening maintenance duration, reduction human input, the consistency of data is increased, is provided for the Trend judgement of data
Authentic data source.Further, the duration can be shorten to 3 people/2 hour by original 6 people/5 hour, working efficiency can be improved and be
Processing scene is abnormal to have reserved enough time.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of CRDM coil measurement system characterized by comprising
Operating software (10), for providing operation interface, formulating data acquiring frequency and exporting rule and issue measurement switch letter
Number, and measurement signals output data report and trend comparison based on the received, it is controlled by the operating software (10)
The beginning and termination of upstream device progress DATA REASONING；
Input-output unit (20) is connected with the operating software (10), for according to the measurement switching signal sending with
Channel number is the measurement instruction of identification, and acquisition parameter measurement result, and the parameter measurements are carried out signal conversion,
The measurement signals are exported to the operating software (10), wherein the signal conversion is converted to including the data that will insulate
The identifiable electric signal of the operating software (10)；
Integrated control unit (30) is connected with the input-output unit (20), for according to the measurement instruction output bit
Identification instruction, and a trigger signal is fed back to the input-output unit (20), to trigger the input-output unit (20)
The parameter measurements are acquired, the integrated control unit (30) is also used to the time of measuring of control parameter measuring unit (40)
With the acquisition time of the input-output unit (20)；
The parameter measurement unit (40), is connected with the integrated control unit (30) and the input-output unit (20),
And the clamping coil at least one CRDM (100), moving coil are connected by cabinet connector and promotes coil, at least one institute
It states each coil on CRDM (100) and occupies a channel number, the parameter measurement unit (40) identifies instruction measurement according to institute's rheme
The resistance data of each coil, data, inductive data, the quality factor of insulating simultaneously export the parameter measurements to the input
Output unit (20).
2. system according to claim 1, which is characterized in that the parameter measurement unit (40) includes:
Resistance and insulation measurement module (41), for measuring between the resistance data of each coil and each coil, each
The insulation data of coil over the ground；
Inductance and quality factor measurement module (42), for measure each coil the inductive data and the quality factor.
3. system according to claim 2, which is characterized in that the resistance measurement of the resistance and insulation measurement module (41)
Range is 1.000 Ω -50.000 Ω, and the voltage class of insulation measurement is 500VDC.
4. system according to claim 1-3, which is characterized in that described in input-output unit (20) acquisition
Parameter measurements are the acquisition of at least 8 channels, and the integrated control unit (30) at least controls the measurement of 4 aisle resistances and 4 channels
Insulation measurement, the resistance conversion accuracy that the input-output unit (20) carries out signal conversion to the parameter measurements are milli
Europe grade.
5. system according to claim 4, which is characterized in that CRDM (100) quantity is 4, the input and output
Unit (20) acquires the parameter measurements as the acquisition of 12 channels, and the integrated control unit (30) controls 12 aisle resistances and surveys
Amount and the measurement of 12 channel insulations.
6. a kind of CRDM coil measurement method, which is characterized in that pass through the described in any item CRDM coil measurements of claim 1-5
System carries out following steps:
S1. operating software (10) issues measurement switching signal, controls upstream device by the operating software (10) and carries out data
The beginning and termination of measurement；
S2. input-output unit (20) issues measurement instruction according to the measurement switching signal, and the measurement instruction is with channel number
For identification；
S3. integrated control unit (30) is identified according to the measurement instruction output bit and is instructed, and to the input-output unit
(20) trigger signal is fed back；
S4. parameter measurement unit (40) identifies that instruction measures the resistance data of each coil, insulation data, inductance according to institute's rheme
Data, quality factor and output parameter measurement result are to the input-output unit (20)；
S5. input-output unit (20) parameter measurements according to the triggering collection of the trigger signal, and will
The parameter measurements carry out signal conversion, output measurement signals to the operating software (10)；
S6. the operating software (10) the measurement signals output data report and trend comparison based on the received.
7. according to the method described in claim 6, it is characterized in that, the parameter measurement unit (40) passes through 12 channel difference
It connects the clamping coil on 4 CRDM (100), moving coil and promotes coil, in the step S4, comprising:
The parameter measurement unit (40) passes through the resistance data of each coil of 12 channel measurements；
The parameter measurement unit (40) passes through the inductive data and quality factor of each coil of 12 channel measurements；
The parameter measurement unit (40) measures the insulation data of 4 CRDM (100) simultaneously.
8. the method according to the description of claim 7 is characterized in that measurement exports the ginseng after starting 10s in the step S4
Number measurement result.
9. the method according to the description of claim 7 is characterized in that in the step S5, in the parameter measurement unit (40)
Start at least 10s after measuring, the input-output unit (20) starts to acquire the parameter measurements.
10. the method according to claim 6, which is characterized in that in the step S4, measure the resistance number
According to measurement range be 1.000 Ω -50.000 Ω, measure it is described insulation data voltage class be 500VDC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710522171.4A CN107507656B (en) | 2017-06-30 | 2017-06-30 | CRDM coil measurement system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710522171.4A CN107507656B (en) | 2017-06-30 | 2017-06-30 | CRDM coil measurement system and method |
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| Publication Number | Publication Date |
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| CN107507656A CN107507656A (en) | 2017-12-22 |
| CN107507656B true CN107507656B (en) | 2019-06-04 |
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| CN108872706B (en) * | 2017-05-09 | 2021-02-26 | 上海东缘机电设备有限公司 | Insulation and direct resistance tester for driving mechanism of nuclear power station |
| CN108646084A (en) * | 2018-05-11 | 2018-10-12 | 中国核动力研究设计院 | The method for monitoring the oscillation of reactor control rod driving mechanism coil current rising edge |
| CN109994232B (en) * | 2019-03-21 | 2022-04-19 | 辽宁红沿河核电有限公司 | Microphone signal transmission control device on reactor control rod driving mechanism |
| CN110570958B (en) * | 2019-08-28 | 2021-08-17 | 中广核研究院有限公司 | Method for monitoring hook action of control rod driving mechanism of nuclear power station and electronic equipment |
| CN113406391B (en) * | 2021-05-21 | 2024-01-16 | 中国铁路北京局集团有限公司北京车辆段 | Electric performance test bed and test method for passenger car air conditioning unit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201607961U (en) * | 2010-04-02 | 2010-10-13 | 中广核工程有限公司 | Portable computer-aided testing device for verifying selector for nuclear power station |
| CN203175531U (en) * | 2012-12-25 | 2013-09-04 | 杭州丰禾石油科技有限公司 | Testing device used for debugging array induction |
| CN104112912A (en) * | 2013-04-18 | 2014-10-22 | 航天信息股份有限公司 | Parameter adjustment method for high-frequency reader-writer antenna applied in metal environment |
| CN105699897A (en) * | 2016-03-31 | 2016-06-22 | 山东省计量科学研究院 | Motor rotation blockage winding measurement device |
| CN106855606A (en) * | 2015-12-09 | 2017-06-16 | 岭东核电有限公司 | A kind of CRDM/RPI test devices of nuclear power plant reactor control system |
-
2017
- 2017-06-30 CN CN201710522171.4A patent/CN107507656B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201607961U (en) * | 2010-04-02 | 2010-10-13 | 中广核工程有限公司 | Portable computer-aided testing device for verifying selector for nuclear power station |
| CN203175531U (en) * | 2012-12-25 | 2013-09-04 | 杭州丰禾石油科技有限公司 | Testing device used for debugging array induction |
| CN104112912A (en) * | 2013-04-18 | 2014-10-22 | 航天信息股份有限公司 | Parameter adjustment method for high-frequency reader-writer antenna applied in metal environment |
| CN106855606A (en) * | 2015-12-09 | 2017-06-16 | 岭东核电有限公司 | A kind of CRDM/RPI test devices of nuclear power plant reactor control system |
| CN105699897A (en) * | 2016-03-31 | 2016-06-22 | 山东省计量科学研究院 | Motor rotation blockage winding measurement device |
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