CN104849583B - The monitoring system and method for the sensitive components of overcurrent overload protection device - Google Patents
The monitoring system and method for the sensitive components of overcurrent overload protection device Download PDFInfo
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- CN104849583B CN104849583B CN201510175717.4A CN201510175717A CN104849583B CN 104849583 B CN104849583 B CN 104849583B CN 201510175717 A CN201510175717 A CN 201510175717A CN 104849583 B CN104849583 B CN 104849583B
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Abstract
The invention discloses a kind of monitoring system and method for the sensitive components of overcurrent overload protection device; when being monitored to sensitive components; background host computer sends to front end processor, front end processor after the test case information configured by human-computer interaction module is handled and resolves to control command；Respective channel in master control borad configuration digital output module；Relay protection tester configures voltage that it is exported according to the control command received and exports to adaptive device；Adaptive device nurses one's health received signal and is sent into overcurrent overload protection device, and the response signal exported to sensing element device is nursed one's health；The response signal that master control borad is exported through analog input and On-off signal plate collection adaptive device, and background host computer is uploaded to by front end processor, background host computer handles response signal, and is exported by human-computer interaction module.Implement technical scheme, save manpower and materials.
Description
Technical field
The present invention relates to nuclear power field, more particularly to a kind of monitoring system of the sensitive components of overcurrent overload protection device
System and method.
Background technology
Overcurrent overload protection device includes overcurrent protection fastener, overload protection fastener and its base to match.Should
Device is the important device of nuclear power station circuit protection, and the current signal of its base input, is converted into overcurrent protection fastener, overload
The input voltage of fastener is protected, whole device is realized overcurrent protection, the function of overload protection respectively.But in this covering device
Capacitance, mutual inductor, relay, the sensitive components such as high-power resistance after continuous work all the year round, performance can reduce, exist therefore
Hinder hidden danger, influence the defencive function of the device in circuit, and then influence the reliability of whole nuclear power station circuit protection system,
Danger is formed to the safety and stability of whole nuclear power station network system.Thus, it is necessary to ensure the reliability of its work.
Detection of the nuclear power station to overcurrent overload protection device at present generally carries out device entirety power up test, detects fastener
Allomeric function, is not related to the monitoring of the sensitive components of the device.In actual test, once break down can only whole plate more
Fastener is changed, or asks professional technician's maintenance, expends a large amount of manpower and materials.
The content of the invention
The technical problem to be solved in the present invention is, for the prior art above-mentioned consuming a large amount of manpower and materials the defects of,
A kind of monitoring system and method for the sensitive components of the overcurrent overload protection device to use manpower and material resources sparingly is provided.
The technical solution adopted by the present invention to solve the technical problems is：Construct a kind of the quick of overcurrent overload protection device
Feel the monitoring system of component, the monitoring system includes human-computer interaction module, testing source, background host computer, front end processor, opens
Powered-down source, acquisition control device and adaptive device, wherein, the testing source includes relay protection tester and direct current adjustable electric
Source, the acquisition control device include master control borad, digital output module, analog input and On-off signal plate；Wherein,
Human-computer interaction module, for receiving the test case information of tester's configuration and sending it to background host computer,
And the response signal of output sensitive components；
Background host computer, is connected to the human-computer interaction module, for being handled simultaneously the test case information received
Send to front end processor；And the response signal of the sensitive components to being received is handled and sent to the human-computer interaction mould
Block；
Front end processor, is connected to the background host computer, for the test case received information to be resolved to control command, and
It is issued to master control borad, relay protection tester and adjustable power of direct current respectively；And the response of the sensitive components received is believed
Number send to the background host computer；
Master control borad, is connected to the front end processor, digital output module, analog input and On-off signal plate, is used for
According to the respective channel in the control command configuration digital output module received；And through analog input and On-off signal
Plate gathers the response signal of sensitive components；
Switching Power Supply, is connected to the digital output module, is fitted for the respective channel through digital output module to described
With device output voltage, to provide supply voltage for overcurrent overload protection device；
Adjustable power of direct current, is connected to the digital output module, for the respective channel through digital output module to institute
Adaptive device output voltage is stated, to provide VDCT volts ,direct-current ,test for overcurrent overload protection device；
Relay protection tester, is connected to the front end processor, for configuring its survey exported according to the control command received
Electric current is tried, and the test electric current is exported to overcurrent overload protection device through the adaptive device, to be flowed through for the mistake
Overload protection provides alternating-current measurement electric current；
Adaptive device, is connected to the digital output module, On-off signal plate and analog input, for being connect
The signal of receipts is nursed one's health and is sent into the overcurrent overload protection device, and the response letter exported to the sensing element device
Number nursed one's health.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the mistake flows through negative
The monitoring system of the sensitive components of lotus protective device further includes cabinet, the front end processor, Switching Power Supply, acquisition control device,
Adaptive device and adjustable power of direct current are arranged in the cabinet.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the backstage master
Machine, is additionally operable to call the waveform of the standard signal under the standard condition stored in case library, and the sound that it is obtained with test
The waveform of induction signal is contrasted, if fluctuation exceedes preset range, failure alarm signal is exported to human-computer interaction module.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the adaptive device
Including：
Base adaptive device, is connected to the base of acquisition control device and overcurrent overload protection device；
Overcurrent protection fastener adaptive device, is connected to the overcurrent of acquisition control device and overcurrent overload protection device
Protect fastener；
Overload protection fastener adaptive device, is connected to the mistake of acquisition control device and overcurrent overload protection device
Load protects fastener；Moreover,
The base adaptive device, the overcurrent protection fastener adaptive device and the overload protection fastener adaptive device
By ash, row connects.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the base adaptation
Device, the overcurrent protection fastener adaptive device and the overload protection fastener adaptive device include respectively：
The first terminal row being connected with the acquisition control device；
The Second terminal row being connected with the overcurrent overload protection device；And
The first terminal row, the intermediate circuit of Second terminal row are connected to, for alternating-current measurement electric current
Signal, VDCT volts ,direct-current ,test signal, response signal, supply voltage signal and relay action signal are handled.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the analog quantity is defeated
Entering plate includes：
Ethernet interface；
Multiway analog switch；
The third terminal being connected with the first terminal row and the multiway analog switch is arranged；
Microprocessor, is connected to the Ethernet interface and the analog switch, and for passing through the Ethernet interface
The control command from the master control borad is received, and the state of each path analoging switch is configured according to the control command, with logical
Cross response signal described in the third terminal mining collection；And the signal to being gathered is handled.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the switching value is defeated
Enter and be provided with optocoupler on each passage of plate.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the switching value is defeated
Relay is provided with each passage of ejecting plate.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, sensitive first device
The response signal of part is exported to base adaptive device by the respective terminal on the base.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the response signal
Including：The electricity of the current responsing signal of high-power resistance and current transformer, alminium electrolytic condenser and outlet loop relay coil
Press response signal.
The present invention also construct a kind of monitoring system of the sensitive components using above-mentioned overcurrent overload protection device into
The method of row monitoring, when being monitored to sensitive components, follows the steps below：
A. sent after background host computer is handled the test case information configured by human-computer interaction module to preposition
Machine；
B. the test case information received is resolved to control command by front end processor, and it is issued to respectively master control borad,
Relay protection tester and adjustable power of direct current；
C. respective channel of the master control borad in the control command configuration digital output module received, makes Switching Power Supply
Output voltage is exported to adaptive device by the respective channel of digital output module, to provide confession for overcurrent overload protection device
Piezoelectric voltage；Meanwhile the output voltage of adjustable power of direct current is exported by the respective channel of digital output module to adaptive device,
To provide VDCT volts ,direct-current ,test for overcurrent overload protection device；Relay protection tester configures its institute according to the control command received
The voltage of output is simultaneously exported to adaptive device, to provide alternating-current measurement electric current for overcurrent overload protection device；
D. adaptive device nurses one's health received signal and is sent into overcurrent overload protection device, and to sensing element
The response signal that device is exported is nursed one's health；
E. the response signal that master control borad is exported through analog input and On-off signal plate collection adaptive device, and lead to
Cross front end processor and be uploaded to background host computer；
F. background host computer handles response signal, and is exported by human-computer interaction module.
In the monitoring method of the sensitive components of overcurrent overload protection device of the present invention, in the step E
Afterwards, further include：
Background host computer also calls the waveform of the standard signal under the standard condition stored in case library, and by itself and test
The waveform of the response signal of acquisition is contrasted, if fluctuation exceedes preset range, failure report is exported by human-computer interaction module
Alert signal.
In the monitoring method of the sensitive components of overcurrent overload protection device of the present invention, in the step A
In, the test case information includes：
The run time and dwell time of relay protection tester are configured, is pressed in configuration relay protection tester output particular range specific
At least single-phase alternating current all the way of step change；
Configure startup time, the dwell time of Switching Power Supply；
Configure the on off state of respective channel in digital output module.
Implement technical scheme, monitoring system simulation overcurrent overload protection device long continuous operation is real
Show to sensitive components automation, intelligentized test, solving can not be to sudden and violent during strike-machine using prior art means
The problem of failure on overcurrent overload protection device exposed is accurately positioned, and testing efficiency is low, saves manpower and materials.
Brief description of the drawings
Below in conjunction with accompanying drawings and embodiments, the invention will be further described, in attached drawing：
Fig. 1 is the logic chart of the monitoring system embodiment one of the sensitive components of overcurrent overload protection device of the present invention；
Fig. 2 is the partial circuit of the monitoring system embodiment two of the sensitive components of overcurrent overload protection device of the present invention
Figure；
Fig. 3 is the partial circuit of the monitoring system embodiment two of the sensitive components of overcurrent overload protection device of the present invention
Figure；
Fig. 4 be the sensitive components of overcurrent overload protection device of the present invention monitoring system in analog input implement
The logic chart of example one；
Fig. 5 is the flow chart of the monitoring method embodiment one of the sensitive components of overcurrent overload protection device of the present invention.
Embodiment
Fig. 1 is the logic chart of the monitoring system embodiment one of the sensitive components of overcurrent overload protection device of the present invention,
The overcurrent overload protection device includes sensitive components, and sensitive components is, for example, alminium electrolytic condenser, current transformer, big work(
Rate resistance, outlet loop relay, these sensitive components can choose event of the overcurrent overload protection device in history run
Hinder device occurred frequently, for example, selected sensitive components is：
The monitoring system includes human-computer interaction module 108, testing source 103, background host computer 107, front end processor 102, opens
Powered-down source 109, acquisition control device 104, adaptive device 105 and overcurrent overload protection device 106 to be tested.Wherein, survey
Trial signal source 103 includes relay protection tester 1031 and adjustable power of direct current 1032, and acquisition control device 104 includes master control borad
1041st, digital output module 1042, analog input 1043 and On-off signal plate 1044.Moreover, front end processor 102 and backstage
Host 107, acquisition control device 104 are connected by Ethernet interface, and testing source 103 is controlled with front end processor 102 and collection respectively
Device 104 processed connects, and Switching Power Supply 109 is connected with acquisition control device 104, and the output of acquisition control device 104 is with being adapted to dress
The connection of 105 formation electrical ports is put, 106 formation electrical ports of adaptive device 105 and overcurrent overload protection device are connected.
In this embodiment, the function of each several part is as follows：
Human-computer interaction module 108, for presentation device data；Receive tester configuration test case information and by its
Send to background host computer 107, and the waveform of the response signal of monitoring sensitive components, fault pre-alarming information etc.；
Background host computer 107, is connected to human-computer interaction module 108, the response signal for the sensitive components to being received
Handled and sent to human-computer interaction module 108；Store the related data of sensitive components；Receive and processing test case is believed
Cease and send to front end processor 102, test case information for example including：The run time and dwell time of relay protection tester are configured,
Configure in relay protection tester output particular range by least single-phase alternating current all the way of particular step size change；Configure Switching Power Supply
The startup time, dwell time；Configure the on off state of respective channel in digital output module；
Front end processor 102, is connected to background host computer 107, for the test case received information to be resolved to control command,
And it is issued to master control borad 1041, relay protection tester 1031 and adjustable power of direct current 1032 respectively；And the sensitivity that will be received
The response signal of component is sent to background host computer 107；
Master control borad 1041, is connected to front end processor 102, digital output module 1042, analog input 1043 and switching value
Tablet 1044, for the respective channel in the control command configuration digital output module 1042 received；And through simulation
Measure tablet 1043 and On-off signal plate 1044 gathers the response signal of sensitive components；
Switching Power Supply 109, is connected to digital output module 1042, for the respective channel through digital output module 1042 to
105 output voltage of adaptive device, to provide supply voltage for overcurrent overload protection device 106, such as, there is provided 24V power supply electricity
Pressure；
Adjustable power of direct current 1032, is connected to digital output module 1042, for through the corresponding of digital output module 1042
Passage to provide VDCT volts ,direct-current ,test for overcurrent overload protection device 106, such as is provided to 105 output voltage of adaptive device
Size is the VDCT volts ,direct-current ,test of 125V；
Relay protection tester 1031 is connected to front end processor 102, for configuring what it was exported according to the control command received
Alternating-current measurement electric current, such as output step-length is by 0.1V changes, the two-way single-phase alternating current that scope is 0~10V；And by the survey
The examination adapted device 105 of electric current is exported to overcurrent overload protection device 106, to be provided for overcurrent overload protection device 106
Alternating-current measurement electric current；
Digital output module 1042, is connected with adjustable power of direct current 1032 and Switching Power Supply 109, and being used for realization can to direct current
Startup, the control of dwell time of power supply 1032 and Switching Power Supply 109 are adjusted, so as to be provided for overcurrent overload protection device 106
VDCT volts ,direct-current ,test and supply voltage；
Analog input 1043, is connected with adaptive device 105, relay protection tester 1031 and master control borad 1041, for leading to
Cross the alternating-current measurement electric current letter that adaptive device 105 gathers the response signal of sensitive components and collection relay protection tester 1031 provides
Number；
On-off signal plate 1044, is connected with adaptive device 105 and master control borad 1041, for being adopted by adaptive device 105
Collect the actuating of relay response on overcurrent overload protection device 106；
Adaptive device 105 is the signal conditioning circuit specially designed for tested overcurrent overload protection device 106, i.e.,
Intermediate circuit, for alternating-current measurement current signal, VDCT volts ,direct-current ,test signal, response signal, supply voltage signal and relay
Device action signal is handled.
Illustrate first, it is in strike-machine test process that the sensitive components of overcurrent overload protection device, which is monitored,
Middle progress.When being monitored using the monitoring system of the embodiment to sensitive components, background host computer 107 will be by man-machine
The test case information that interactive module 108 is configured sent to front end processor 102 after being handled, and front end processor 102 will be received
Test case information resolves to control command, and it is issued to master control borad 1041, relay protection tester 1031 and direct current respectively can
Power supply 1032 is adjusted, respective channel of the master control borad 1041 in the control command configuration digital output module 1042 received, makes
The output voltage of Switching Power Supply 109 is exported to adaptive device 105 by the respective channel of digital output module 1042, with for overcurrent
Overload protection device 106 provides supply voltage；Meanwhile the output voltage of adjustable power of direct current 1032 is set to pass through output switch parameter
The respective channel of plate 1042 is exported to adaptive device 105, to provide VDCT volts ,direct-current ,test for overcurrent overload protection device 106；
Relay protection tester 1031 configures voltage that it is exported according to the control command received and exports to adaptive device 105, with for
Overcurrent overload protection device 106 provides alternating-current measurement electric current；
Adaptive device 105 nurses one's health received signal and is sent into overcurrent overload protection device 106, and to described
The response signal that sensing element device is exported is nursed one's health；
Master control borad 1041 gathers what adaptive device 105 was exported through analog input 1043 and On-off signal plate 1044
Response signal, and background host computer 107 is uploaded to by front end processor 102, background host computer 107 handles the response signal,
And exported by human-computer interaction module 108.
Preferably, front end processor 102, Switching Power Supply 109, acquisition control device 104, adaptive device 105, adjustable power of direct current
1032 and overcurrent overload protection device 106 to be tested be arranged in cabinet 101.
Preferably, background host computer 107 also calls the waveform of the standard signal under the standard condition stored in case library, and
The waveform of its response signal obtained with test is contrasted, if fluctuation exceedes preset range, passes through human-computer interaction module
108 output failure alarm signals.
The monitoring system of the sensitive components of overcurrent overload protection device of the present invention with reference to shown in Fig. 2 and Fig. 3, first
Illustrate, overcurrent overload protection device includes overcurrent protection fastener, overload protection fastener and base.Correspondingly, it is adapted to
Device 105 includes overcurrent protection fastener adaptive device 1051, overload protection fastener adaptive device 1052 and base adaptive device
1053.Wherein, overcurrent protection fastener adaptive device 1051 is connected to acquisition control device 104 and overcurrent protection fastener；Cross
Load protection fastener adaptive device 1052 is connected to acquisition control device 104 and overload protection fastener；Base adaptation dress
Put 1053 and be connected to acquisition control device and base.Moreover, base adaptive device 1053, overcurrent protection fastener adaptive device
1051 and overload protection fastener adaptive device 1052 pass through ash row connection.The response signal of sensitive components passes through on base
Respective terminal is exported to base adaptive device 1053.Overcurrent protection fastener adaptive device 1051, overload protection fastener adaptation dress
Put 1052 and base adaptive device 1053 respectively include the first terminal row, Second terminal row and respectively with the first terminal row and second
The intermediate circuit of terminal block connection, wherein, the first terminal row is connected with acquisition control device 104, and Second terminal row is flowed through with crossing
Overload protection 106 is connected, moreover, intermediate circuit is used for alternating-current measurement current signal, VDCT volts ,direct-current ,test signal, response
Signal, supply voltage signal and relay action signal are handled.
In this embodiment, relay is provided with each passage of digital output module 1042, illustrate only in figure after
Switch contact CJ37, CJ41, CJ19, CJ22 of electric appliance, wherein, the first end difference of switch contact CJ19, CJ22 of relay
The positive output end of Switching Power Supply 109 is connect, the second end of the switch contact CJ19 of relay takes over stream protection fastener adaptive device
The second end of 1051 terminal J5-11, the switch contact CJ22 of relay pass through overload protection fastener adaptive device 1052
Terminal J6-11, is provided so as to fulfill Switching Power Supply 109 by the two passages for overcurrent protection fastener and overload protection fastener
Operating voltage.In addition, the first end of switch contact CJ37, CJ41 of relay connect two of adjustable power of direct current 1032 respectively
Output terminal, the terminal J2-13 of the second end difference connect base adaptive device 1053 of switch contact CJ37, CJ41 of relay,
J2-2, so as to provide VDCT volts ,direct-current ,test for overcurrent overload protection protective device.
Optocoupler is provided with each passage of On-off signal plate 1044, the light-emitting diodes in seven road optocouplers are shown in figure
Pipe KI76, KI77, KI82, KI83, KI88, KI89, KI90, this seven roads optocoupler gather overcurrent by adaptive device 105 respectively and protect
Protect the coil voltage of the coil voltage of relay K1 and breaker on fastener, the coil of relay K2 is electric on overload protection fastener
Action signal, the action signal and breaker of relay K1 of relay K2 on the coil voltage of pressure and breaker, base terminal
Action signal.
With reference to Fig. 4, analog input 1043 includes sequentially connected Ethernet interface 10431, microprocessor 10432, mould
Intend switch 10433 and third terminal row 10434, moreover, the third terminal arranges 10434 the first terminal also with adaptive device 105
Row's connection.Microprocessor 10432 is used to receive the control command from master control borad by Ethernet interface 10431, and according to control
Order configures the state of each path analoging switch 10433, is believed with the response by 10434 collection sensitive components of third terminal row
Number；And the signal to being gathered is handled.In this embodiment, filled with reference to Fig. 3, the analog input 1043 by being adapted to
Put collection overcurrent overload device in sensitive components response signal, these sensitive components include alminium electrolytic condenser C2,
C21, C21 ', relay K1, K2, the high-power resistance R5, R6 being in series, the high-power resistance R3 and current transformer being in parallel
T3, the high-power resistance R2 being in parallel and current transformer T2.In addition, with reference to Fig. 2, analog input 1043 further includes difference
A phases and the test voltage of C phases corresponding current transformer Ia, the Ic exported with relay protection tester 1031.
In the present embodiment, tester's configuration testing use-case in human-computer interaction module, addition overcurrent protection fastener and
Overload protection fastener starts to test to respective card slot after sending test sign on.In test process, relay protection tester 1031
A, C phase current exported inputs to terminal J1-1, J1-2, J1-3, J1-4 of base adaptive device 1053, is overcurrent overload
Protective device provides alternating-current measurement current signal.The output voltage of adjustable power of direct current 1032 passes through in digital output module 1042
Respective channel input to terminal J2-13, J2-2 of base adaptive device 1053, provide direct current for overcurrent overload protection device
Test voltage.The cathode of Switching Power Supply 109 is input to overcurrent protection card by the respective channel in digital output module 1042
The terminal J5-11 of the part adaptive device 1051 and terminal J6-11 of overload protection fastener adaptive device 1052, Switching Power Supply 109
Anode be directly connected to the terminal J5-5 and overload protection fastener adaptive device of overcurrent protection fastener adaptive device 1051
1052 terminal J6-5, so as to provide operating voltage for overcurrent overload protection device.Overcurrent protection fastener adaptive device 1051
Terminal J5-6, J5-9, terminal J6-6, J6-9 of overload protection fastener adaptive device 1052 and the end of bottom adaptive device 1053
One end of sub- J2-6, J2-7, J2-8 access the cathode of Switching Power Supply 109 by respective channel, and the other end is respectively connected to switch
The respective channel of tablet 1044 is measured, to gather the response of the actuating of relay on overcurrent overload protection device respectively.In addition, mould
Analog quantity tablet 1043 also by terminal J3-11, J3-13 of base adaptive device 1053, J4-13, J3-7, J4-7, J3-3,
J3-1 or the response signal that sensitive components is gathered by crocodile clip J7.
In the monitoring system operation, by real-time exhibition high-power resistance and current transformer on human-computer interaction module 108
The waveform of current responsing signal, alminium electrolytic condenser and outlet loop relay coil voltage responsive signal waveform.Serve as
When flowing through overload protection normal operation, the card slot background color on human-computer interaction module is green, once overcurrent overload
Protective device has component to break down suddenly in long-term continuous operation, and the real-time output waveform on human-computer interaction module will
Change, the card slot background color on human-computer interaction module is changed into red, and provides warning message and illustrate failure component
Type and numbering.
In conclusion the overall process of overcurrent overload protection device sensitive components monitoring is easy to operate, in long-term strike-machine
During important monitoring variable is added to overcurrent overload protection device, improve the utilization rate of test device, meanwhile, realize
To being accurately positioned for the potential faults of overcurrent overload device, testing efficiency is improved, saves manpower and materials.
Fig. 5 is the flow chart of the monitoring method embodiment one of the sensitive components of overcurrent overload protection device of the present invention,
The monitoring method includes：
A. sent after background host computer is handled the test case information configured by human-computer interaction module to preposition
Machine, in step A, test case information includes：The run time and dwell time of relay protection tester are configured, configuration relay protection is surveyed
Try in instrument output particular range by least single-phase alternating current all the way of particular step size change；When configuring the startup of Switching Power Supply
Between, dwell time；Configure the on off state of respective channel in digital output module；
B. the test case information received is resolved to control command by front end processor, and it is issued to respectively master control borad,
Relay protection tester and adjustable power of direct current；
C. respective channel of the master control borad in the control command configuration digital output module received, makes Switching Power Supply
Output voltage is exported to adaptive device by the respective channel of digital output module, to provide confession for overcurrent overload protection device
Piezoelectric voltage；Meanwhile the output voltage of adjustable power of direct current is exported by the respective channel of digital output module to adaptive device,
To provide VDCT volts ,direct-current ,test for overcurrent overload protection device；Relay protection tester configures its institute according to the control command received
The voltage of output is simultaneously exported to adaptive device, to provide alternating-current measurement electric current for overcurrent overload protection device；
D. adaptive device nurses one's health received signal and is sent into overcurrent overload protection device, and to sensing element
The response signal that device is exported is nursed one's health；
E. the response signal that master control borad is exported through analog input and On-off signal plate collection adaptive device, and lead to
Cross front end processor and be uploaded to background host computer；
F. background host computer handles response signal, and is exported by human-computer interaction module.
Preferably, after step E, further include：
Background host computer also calls the waveform of the standard signal under the standard condition stored in case library, and by itself and test
The waveform of the response signal of acquisition is contrasted, if fluctuation exceedes preset range, failure report is exported by human-computer interaction module
Alert signal.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included within scope of the presently claimed invention.
Claims (12)
- A kind of 1. monitoring system of the sensitive components of overcurrent overload protection device, it is characterised in that the monitoring system bag Human-computer interaction module, testing source, background host computer, front end processor, Switching Power Supply, acquisition control device and adaptive device are included, its In, the testing source includes relay protection tester and adjustable power of direct current, and the acquisition control device includes master control borad, switch Measure output board, analog input and On-off signal plate；Wherein,Human-computer interaction module, for receiving the test case information of tester's configuration and sending it to background host computer, and it is defeated Go out the response signal of sensitive components；Background host computer, is connected to the human-computer interaction module, for the test case information received to be handled and sent To front end processor；And the response signal of the sensitive components to being received is handled and sent to the human-computer interaction module；Front end processor, is connected to the background host computer, for the test case received information to be resolved to control command, and by its Master control borad, relay protection tester and adjustable power of direct current are issued to respectively；And the response signal of the sensitive components received is sent out Send to the background host computer；Master control borad, is connected to the front end processor, digital output module, analog input and On-off signal plate, for basis Respective channel in the control command configuration digital output module received；And adopted through analog input and On-off signal plate Collect the response signal of sensitive components；Switching Power Supply, is connected to the digital output module, is filled for the respective channel through digital output module to the adaptation Output voltage is put, to provide supply voltage for overcurrent overload protection device；Adjustable power of direct current, is connected to the digital output module, is fitted for the respective channel through digital output module to described With device output voltage, to provide VDCT volts ,direct-current ,test for overcurrent overload protection device；Relay protection tester, is connected to the front end processor, defeated for configuring the relay protection tester institute according to the control command received The test electric current gone out, and the test electric current is exported to overcurrent overload protection device through the adaptive device, with to be described Overcurrent overload protection device provides alternating-current measurement electric current；Adaptive device, be connected to the digital output module, On-off signal plate and analog input, for being received Signal is nursed one's health and is sent into the overcurrent overload protection device, and to response signal that the sensitive components is exported Nursed one's health；Wherein, the adaptive device includes：Base adaptive device, is connected to the base of acquisition control device and overcurrent overload protection device, moreover, the mould Analog quantity tablet gathers the response signal of sensitive components by the respective terminal of the base adaptive device；Overcurrent protection fastener adaptive device, is connected to the overcurrent protection of acquisition control device and overcurrent overload protection device Fastener；Overload protection fastener adaptive device, is connected to the overload of acquisition control device and overcurrent overload protection device Protect fastener；Moreover,The base adaptive device, the overcurrent protection fastener adaptive device and the overload protection fastener adaptive device pass through Ash row's connection.
- 2. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, it is characterised in that The monitoring system of the sensitive components of the overcurrent overload protection device further includes cabinet, and the front end processor, Switching Power Supply, adopt Collection control device, adaptive device and adjustable power of direct current are arranged in the cabinet.
- 3. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, it is characterised in that The background host computer, is additionally operable to call the waveform of the standard signal in case library under the standard condition that is stored, and by itself and survey The waveform for the response signal for trying to obtain is contrasted, if fluctuation exceedes preset range, failure report is exported to human-computer interaction module Alert signal.
- 4. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, it is characterised in that The base adaptive device, the overcurrent protection fastener adaptive device and the overload protection fastener adaptive device wrap respectively Include：The first terminal row being connected with the acquisition control device；The Second terminal row being connected with the overcurrent overload protection device；AndBe connected to the first terminal row, the intermediate circuit of Second terminal row, for alternating-current measurement current signal, VDCT volts ,direct-current ,test signal, response signal, supply voltage signal and relay action signal are handled.
- 5. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 4, it is characterised in that The analog input includes：Ethernet interface；Multiway analog switch；The third terminal being connected with the first terminal row and the multiway analog switch is arranged；Microprocessor, is connected to the Ethernet interface and the analog switch, and for being received by the Ethernet interface Control command from the master control borad, and according to the state of each path analoging switch of control command configuration, to pass through State response signal described in third terminal mining collection；And the signal to being gathered is handled.
- 6. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, it is characterised in that Optocoupler is provided with each passage of the On-off signal plate.
- 7. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, it is characterised in that Relay is provided with each passage of the digital output module.
- 8. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 4, it is characterised in that The response signal of the sensitive components is exported to base adaptive device by the respective terminal on the base.
- 9. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, it is characterised in that The response signal includes：The current responsing signal of high-power resistance and current transformer, alminium electrolytic condenser and outlet loop after The voltage responsive signal of electric apparatus coil.
- 10. a kind of monitoring system of the sensitive components of the overcurrent overload protection device described in usage right requirement 1 is supervised The method of survey, it is characterised in that when being monitored to sensitive components, follow the steps below：A. sent after background host computer is handled the test case information configured by human-computer interaction module to front end processor；B. the test case information received is resolved to control command by front end processor, and it is issued to master control borad, relay protection respectively Tester and adjustable power of direct current；C. respective channel of the master control borad in the control command configuration digital output module received, makes the output of Switching Power Supply Voltage is exported to adaptive device by the respective channel of digital output module, to provide power supply electricity for overcurrent overload protection device Pressure；Meanwhile the output voltage of adjustable power of direct current is exported by the respective channel of digital output module to adaptive device, with for Overcurrent overload protection device provides VDCT volts ,direct-current ,test；Relay protection tester configures it according to the control command received and is exported Voltage and export to adaptive device, to provide alternating-current measurement electric current for overcurrent overload protection device；D. adaptive device nurses one's health received signal and is sent into overcurrent overload protection device, and to sensing element device institute The response signal of output is nursed one's health；E. the response signal that master control borad is exported through analog input and On-off signal plate collection adaptive device, and by preceding The machine of putting is uploaded to background host computer；F. background host computer handles response signal, and is exported by human-computer interaction module.
- 11. the monitoring method of the sensitive components of overcurrent overload protection device according to claim 10, its feature exist In after the step E, further including：Background host computer also calls the waveform of the standard signal under the standard condition stored in case library, and itself and test are obtained The waveform of response signal contrasted, if fluctuation exceedes preset range, pass through human-computer interaction module and export fault alarm letter Number.
- 12. the monitoring method of the sensitive components of overcurrent overload protection device according to claim 10, its feature exist In in the step A, the test case information includes：The run time and dwell time of relay protection tester are configured, particular step size is pressed in configuration relay protection tester output particular range At least single-phase alternating current all the way of change；Configure startup time, the dwell time of Switching Power Supply；Configure the on off state of respective channel in digital output module.
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