CN104849583A - System and method for monitoring sensitive element of overcurrent overload protection device - Google Patents
System and method for monitoring sensitive element of overcurrent overload protection device Download PDFInfo
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Abstract
The invention discloses a system and a method for monitoring sensitive elements of an overcurrent overload protection device. When the sensitive element is monitored, the method comprises: a background host processing test case information which is configured by a man-machine interaction module and sending the test case information to a front-end processor, the front-end processor parsing the test case information to a control command; a main control panel configuring a corresponding channel in a switching value output panel; a relay protection tester configuring voltage output by the tester according to the received control command, and outputting the voltage to an adapter device; the adapter device performing conditioning on the received signal, and sending the signal to the overcurrent overload protection device, and performing conditioning on the response signals output by the sensitive elements; the main control panel acquiring the response signals output by the adapter device through an analog quantity input panel and a switching value input panel, and uploading the signals to the background host through the front-end processor, the background host processing the response signals, and outputting the signals through the man-machine interaction module.
Description
Technical field
The present invention relates to nuclear power field, particularly relate to a kind of monitoring system and method for sensitive components of overcurrent overload protection device.
Background technology
Overcurrent overload protection device comprises overcurrent protection fastener, overload protection fastener and its base matched.This device is the important device of nuclear power station circuit protection, and the current signal of its base input, is converted into the input voltage of overcurrent protection fastener, overload protection fastener, makes whole device realize the function of overcurrent protection, overload protection respectively.But the sensitive components such as electric capacity, mutual inductor, relay, high-power resistance in this covering device is after continuous working all the year round; performance can reduce; there is potential faults; affect this device defencive function in circuit; and then have influence on the reliability of whole nuclear power station circuit protection system, form dangerous to the safety and stability of whole nuclear power station network system.Thus, the reliability ensureing its work is necessary.
Current nuclear power station generally carries out device electrical testing on the whole to the detection of overcurrent overload protection device, detects fastener allomeric function, does not relate to the monitoring of the sensitive components of this device.In reality test, fastener can only be changed by whole plate once break down, or please professional and technical personnel keep in repair, at substantial manpower and materials.
Summary of the invention
The technical problem to be solved in the present invention is, for the defect of the above-mentioned at substantial manpower and materials of prior art, provides a kind of monitoring system and method for sensitive components of the overcurrent overload protection device used manpower and material resources sparingly.
The technical solution adopted for the present invention to solve the technical problems is: the monitoring system constructing a kind of sensitive components of overcurrent overload protection device, described monitoring system comprises human-computer interaction module, testing source, background host computer, front end processor, Switching Power Supply, acquisition control device and adaptive device, wherein, described testing source comprises relay protection tester and adjustable power of direct current, and described acquisition control device comprises 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 exports the response signal of sensitive components;
Background host computer, is connected to described human-computer interaction module, for processing received test case information and be sent to front end processor; And the response signal of received sensitive components processed and is sent to described human-computer interaction module;
Front end processor, is connected to described background host computer, for being control command by received test case information analysis, and it is issued to respectively master control borad, relay protection tester and adjustable power of direct current; And the response signal of received sensitive components is sent to described background host computer;
Master control borad, is connected to described front end processor, digital output module, analog input and On-off signal plate, for according to the respective channel in received control command deploy switch amount output board; And the response signal of sensitive components is gathered through analog input and On-off signal plate;
Switching Power Supply, is connected to described digital output module, for the respective channel through digital output module to described adaptive device output voltage, thinks that overcurrent overload protection device provides supply voltage;
Adjustable power of direct current, is connected to described digital output module, for the respective channel through digital output module to described adaptive device output voltage, thinks that overcurrent overload protection device provides VDCT volts ,direct-current ,test;
Relay protection tester, be connected to described front end processor, for configuring its measuring current exported according to received control command, and exporting described measuring current to overcurrent overload protection device through described adaptive device, thinking that described overcurrent overload protection device provides alternating-current measurement electric current;
Adaptive device, is connected to described digital output module, On-off signal plate and analog input, for nursing one's health received signal and sending into described overcurrent overload protection device, and nurses one's health the response signal that described sensitive element device exports.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention; the monitoring system of the sensitive components of described overcurrent overload protection device also comprises rack, and described front end processor, Switching Power Supply, acquisition control device, adaptive device and adjustable power of direct current are all arranged in described rack.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention; described background host computer; also for calling the waveform of the standard signal under the standard condition that stores in case library; and itself and the waveform testing the response signal obtained are contrasted; if fluctuation exceedes preset range, then export failure alarm signal to human-computer interaction module.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, described adaptive device comprises:
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 protection fastener of acquisition control device and overcurrent overload protection device;
Overload protection fastener adaptive device, is connected to the overload protection fastener of acquisition control device and overcurrent overload protection device; And,
Described base adaptive device, described overcurrent protection fastener adaptive device are connected by ash row with described overload protection fastener adaptive device.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, described base adaptive device, described overcurrent protection fastener adaptive device and described overload protection fastener adaptive device comprise respectively:
The first terminal be connected with described acquisition control device is arranged;
The second terminal block be connected with described overcurrent overload protection device; And
Be connected to the intermediate circuit of described the first terminal row, described second terminal block, for processing alternating-current measurement current signal, VDCT volts ,direct-current ,test signal, response signal, supply voltage signal and relay action signal.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, described analog input comprises:
Ethernet interface;
Multiway analog switch;
The 3rd terminal block be connected with described multiway analog switch is arranged with described the first terminal;
Microprocessor, be connected to described Ethernet interface and described analog switch, and for being received the control command from described master control borad by described Ethernet interface, and configure the state of each path analoging switch according to described control command, to gather described response signal by described 3rd terminal block; And gathered signal is processed.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, each passage of described On-off signal plate is provided with optocoupler.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, each passage of described digital output module is provided with relay.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, the response signal of described sensitive components exports base adaptive device to by the respective terminal on described base.
In the monitoring system of the sensitive components of overcurrent overload protection device of the present invention, described response signal comprises: the voltage responsive signal of the current responsing signal of high-power resistance summation current transformer, alminium electrolytic condenser and outlet loop relay coil.
The present invention also constructs a kind of monitoring system of the sensitive components of above-mentioned overcurrent overload protection device that uses and carries out the method for monitoring, and when monitoring sensitive components, carries out following steps:
A. background host computer is sent to front end processor after the test case information configured by human-computer interaction module being processed;
B. received test case information analysis is 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. master control borad is according to the respective channel in received control command deploy switch amount output board, makes the output voltage of Switching Power Supply export adaptive device to by the respective channel of digital output module, thinks that overcurrent overload protection device provides supply voltage; Meanwhile, make the output voltage of adjustable power of direct current export adaptive device to by the respective channel of digital output module, think that overcurrent overload protection device provides VDCT volts ,direct-current ,test; Relay protection tester configures its voltage exported according to received control command and exports adaptive device to, thinks that overcurrent overload protection device provides alternating-current measurement electric current;
D. adaptive device is nursed one's health received signal and is sent into overcurrent overload protection device, and nurses one's health the response signal that sensitive element device exports;
E. master control borad gathers through analog input and On-off signal plate the response signal that adaptive device exports, and is uploaded to background host computer by front end processor;
F. background host computer processes 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, after described step e, also comprise:
Background host computer also calls the waveform of the standard signal under the standard condition stored in case library, and itself and the waveform testing the response signal obtained is contrasted, if fluctuation exceedes preset range, then exports failure alarm signal by human-computer interaction module.
In the monitoring method of the sensitive components of overcurrent overload protection device of the present invention, in described steps A, described test case information comprises:
The working time of configuration relay protection tester and stand-by time, configuration relay protection tester exports at least one road single-phase alternating current by particular step size change in particular range;
The start-up time of deploy switch power supply, stand-by time;
The on off state of respective channel in deploy switch amount output board.
Implement technical scheme of the present invention; this monitoring system simulation overcurrent overload protection device long continuous operation; achieve sensitive components robotization, intelligentized test; solve and utilize prior art means accurately cannot to locate the fault on the overcurrent overload protection device exposed in strike-machine process; the problem that testing efficiency is low, saves manpower and materials.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the logical diagram 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 figure of the monitoring system embodiment two of the sensitive components of overcurrent overload protection device of the present invention;
Fig. 3 is the partial circuit figure of the monitoring system embodiment two of the sensitive components of overcurrent overload protection device of the present invention;
Fig. 4 is the logical diagram of analog input embodiment one in the monitoring system of the sensitive components of overcurrent overload protection device of the present invention;
Fig. 5 is the process flow diagram of the monitoring method embodiment one of the sensitive components of overcurrent overload protection device of the present invention.
Embodiment
Fig. 1 is the logical diagram of the monitoring system embodiment one of the sensitive components of overcurrent overload protection device of the present invention; this overcurrent overload protection device comprises sensitive components; sensitive components is such as alminium electrolytic condenser, current transformer, high-power resistance, outlet loop relay; these sensitive components can choose the fault of overcurrent overload protection device in history run device occurred frequently; such as, selected sensitive components is:
This monitoring system comprises human-computer interaction module 108, testing source 103, background host computer 107, front end processor 102, Switching Power Supply 109, acquisition control device 104, adaptive device 105 and overcurrent overload protection device 106 to be tested.Wherein, testing source 103 comprises relay protection tester 1031 and adjustable power of direct current 1032, and acquisition control device 104 comprises master control borad 1041, digital output module 1042, analog input 1043 and On-off signal plate 1044.And; front end processor 102 is connected by Ethernet interface with background host computer 107, acquisition control device 104; testing source 103 is connected with front end processor 102 and acquisition control device 104 respectively; Switching Power Supply 109 is connected with acquisition control device 104; the output of acquisition control device 104 forms electrical port with adaptive device 105 and is connected, and adaptive device 105 forms electrical port with overcurrent overload protection device 106 and is connected.
In this embodiment, the function of each several part is as follows:
Human-computer interaction module 108, for presentation device data; Receive the test case information of tester's configuration and send it to background host computer 107, and the waveform, fault pre-alarming information etc. of the response signal of monitoring sensitive components;
Background host computer 107, is connected to human-computer interaction module 108, for processing the response signal of received sensitive components and being sent to human-computer interaction module 108; Store the related data of sensitive components; Receive and process test case information and be sent to front end processor 102, test case information such as comprises: the working time of configuration relay protection tester and stand-by time, and configuration relay protection tester exports at least one road single-phase alternating current by particular step size change in particular range; The start-up time of deploy switch power supply, stand-by time; The on off state of respective channel in deploy switch amount output board;
Front end processor 102, is connected to background host computer 107, for being control command by received test case information analysis, and it is issued to respectively master control borad 1041, relay protection tester 1031 and adjustable power of direct current 1032; And the response signal of received sensitive components 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 On-off signal plate 1044, for according to the respective channel in received control command deploy switch amount output board 1042; And the response signal of sensitive components is gathered through analog input 1043 and On-off signal plate 1044;
Switching Power Supply 109, is connected to digital output module 1042, for the respective channel through digital output module 1042 to adaptive device 105 output voltage, thinks that overcurrent overload protection device 106 provides supply voltage, such as, provides 24V supply voltage;
Adjustable power of direct current 1032, be connected to digital output module 1042, for the respective channel through digital output module 1042 to adaptive device 105 output voltage, think that overcurrent overload protection device 106 provides VDCT volts ,direct-current ,test, such as, provide size to be the VDCT volts ,direct-current ,test of 125V;
Relay protection tester 1031 is connected to front end processor 102, for configuring its alternating-current measurement electric current exported according to received control command, such as, exports the two-way single-phase alternating current that step-length is 0 ~ 10V by 0.1V change, scope; And export described measuring current to overcurrent overload protection device 106 through adaptive device 105, think that overcurrent overload protection device 106 provides alternating-current measurement electric current;
Digital output module 1042, be connected with Switching Power Supply 109 with adjustable power of direct current 1032, for realizing adjustable power of direct current 1032 and the startup of Switching Power Supply 109, the control of stand-by time, thus provide VDCT volts ,direct-current ,test and supply voltage for overcurrent overload protection device 106;
Analog input 1043, is connected with adaptive device 105, relay protection tester 1031 and master control borad 1041, the alternating-current measurement current signal that response signal and collection relay protection tester 1031 for being gathered sensitive components by adaptive device 105 are provided;
On-off signal plate 1044, is connected with adaptive device 105 and master control borad 1041, for being gathered the actuating of relay response on overcurrent overload protection device 106 by adaptive device 105;
Adaptive device 105 is for the tested custom-designed signal conditioning circuit of overcurrent overload protection device 106; i.e. intermediate circuit, for processing alternating-current measurement current signal, VDCT volts ,direct-current ,test signal, response signal, supply voltage signal and relay action signal.
First illustrate, the sensitive components of overcurrent overload protection device is monitored and carries out in strike-machine test process.When using the monitoring system of this embodiment to monitor sensitive components, background host computer 107 is sent to front end processor 102 after the test case information configured by human-computer interaction module 108 being processed, received test case information analysis is control command by front end processor 102, and it is issued to master control borad 1041 respectively, relay protection tester 1031 and adjustable power of direct current 1032, master control borad 1041 is according to the respective channel in received control command deploy switch amount output board 1042, the output voltage of Switching Power Supply 109 is made to export adaptive device 105 to by the respective channel of digital output module 1042, think that overcurrent overload protection device 106 provides supply voltage, meanwhile, make the output voltage of adjustable power of direct current 1032 export adaptive device 105 to by the respective channel of digital output module 1042, think that overcurrent overload protection device 106 provides VDCT volts ,direct-current ,test, relay protection tester 1031 configures its voltage exported according to received control command and exports adaptive device 105 to, thinks that overcurrent overload protection device 106 provides alternating-current measurement electric current,
Adaptive device 105 is nursed one's health received signal and is sent into overcurrent overload protection device 106, and nurses one's health the response signal that described sensitive element device exports;
Master control borad 1041 gathers through analog input 1043 and On-off signal plate 1044 response signal that adaptive device 105 exports, and be uploaded to background host computer 107 by front end processor 102, background host computer 107 processes described response signal, and is 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 are all arranged in rack 101.
Preferably, background host computer 107 also calls the waveform of the standard signal under the standard condition stored in case library, and itself and the waveform testing the response signal obtained are contrasted, if fluctuation exceedes preset range, then export failure alarm signal by human-computer interaction module 108.
The monitoring system of the sensitive components of the overcurrent overload protection device of the present invention shown in composition graphs 2 and Fig. 3, first illustrates, overcurrent overload protection device comprises overcurrent protection fastener, overload protection fastener and base.Correspondingly, adaptive device 105 comprises 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; Overload protection fastener adaptive device 1052 is connected to acquisition control device 104 and overload protection fastener; Base adaptive device 1053 is connected to acquisition control device and base.And base adaptive device 1053, overcurrent protection fastener adaptive device 1051 are connected by ash row with overload protection fastener adaptive device 1052.The response signal of sensitive components exports base adaptive device 1053 to by the respective terminal on base.Overcurrent protection fastener adaptive device 1051, overload protection fastener adaptive device 1052 and base adaptive device 1053 comprise respectively the first terminal row, the second terminal block and respectively with the intermediate circuit that the first terminal is arranged and the second terminal block is connected; wherein; the first terminal row be connected with acquisition control device 104; second terminal block is connected with overcurrent overload protection device 106; and intermediate circuit is used for processing alternating-current measurement current signal, VDCT volts ,direct-current ,test signal, response signal, supply voltage signal and relay action signal.
In this embodiment, each passage of digital output module 1042 is provided with relay, the switch contact CJ37 of relay is illustrate only in figure, CJ41, CJ19, CJ22, wherein, the switch contact CJ19 of relay, the first end of CJ22 connects the positive output end of Switching Power Supply 109 respectively, the terminal J5-11 of the second termination overcurrent protection fastener adaptive device 1051 of the switch contact CJ19 of relay, second end of the switch contact CJ22 of relay passes through the terminal J6-11 of overload protection fastener adaptive device 1052, thus realize Switching Power Supply 109 by these two passages for overcurrent protection fastener and overload protection fastener provide operating voltage.In addition; the first end of switch contact CJ37, CJ41 of relay connects two output terminals of adjustable power of direct current 1032 respectively; second end of switch contact CJ37, CJ41 of relay connects terminal J2-13, J2-2 of base adaptive device 1053 respectively, thus provides VDCT volts ,direct-current ,test for overcurrent overload protection protective device.
Each passage of On-off signal plate 1044 is provided with optocoupler; there is shown light emitting diode KI76, KI77, KI82, KI83, KI88, KI89, the KI90 in seven road optocouplers, this seven roads optocoupler gathers the actuating signal of relay K 2 on the coil voltage of the coil voltage of relay K 2 on the coil voltage of the coil voltage of relay K 1 on overcurrent protection fastener and isolating switch, overload protection fastener and isolating switch, base terminal, the actuating signal of relay K 1 and the actuating signal of isolating switch respectively by adaptive device 105.
Composition graphs 4, analog input 1043 comprises the Ethernet interface 10431, microprocessor 10432, analog switch 10433 and the 3rd terminal block 10434 that connect successively, and the 3rd terminal block 10434 is also arranged with the first terminal of adaptive device 105 and is connected.Microprocessor 10432 for being received the control command from master control borad by Ethernet interface 10431, and configures the state of each path analoging switch 10433 according to control command, to be gathered the response signal of sensitive components by the 3rd terminal block 10434; And gathered signal is processed.In this embodiment, composition graphs 3, this analog input 1043 gathers the response signal of sensitive components in overcurrent overload device by adaptive device, these sensitive components comprise alminium electrolytic condenser C2, C21, C21 ', relay K 1, K2, the high-power resistance R5, the R6 that are in series, the high-power resistance R3 summation current transformer T3 be in parallel, the high-power resistance R2 summation current transformer T2 that is in parallel.In addition, composition graphs 2, analog input 1043 also comprises corresponding with the test voltage of the A phase that relay protection tester 1031 exports and C phase respectively current transformer Ia, Ic.
In the present embodiment, tester is configuration testing use-case in human-computer interaction module, and interpolation overcurrent protection fastener and overload protection fastener, to respective card slot, start test after sending test sign on.In test process, A, C phase current that relay protection tester 1031 exports inputs to terminal J1-1, J1-2, J1-3, J1-4 of base adaptive device 1053, for overcurrent overload protection device provides alternating-current measurement current signal.The output voltage of adjustable power of direct current 1032 inputs to terminal J2-13, J2-2 of base adaptive device 1053 by the respective channel in digital output module 1042, for overcurrent overload protection device provides VDCT volts ,direct-current ,test.The terminal J5-11 that be input to overcurrent protection fastener adaptive device 1051 of positive pole by the respective channel in digital output module 1042 of the Switching Power Supply 109 and terminal J6-11 of overload protection fastener adaptive device 1052; the negative pole of Switching Power Supply 109 is directly connected to the terminal J5-5 of overcurrent protection fastener the adaptive device 1051 and terminal J6-5 of overload protection fastener adaptive device 1052, thus provides operating voltage for overcurrent overload protection device.One end of terminal J5-6, the J5-9 of overcurrent protection fastener adaptive device 1051, terminal J6-6, J6-9 of overload protection fastener adaptive device 1052 and terminal J2-6, J2-7, J2-8 of end adaptive device 1053 is by the positive pole of respective channel access Switching Power Supply 109; the other end is linked into the respective channel of On-off signal plate 1044 respectively, to gather the actuating of relay response on overcurrent overload protection device respectively.In addition, analog input 1043 is also by terminal J3-11, J3-13, J4-13, J3-7, J4-7, J3-3, J3-1 of base adaptive device 1053 or the response signal by crocodile clip J7 collection sensitive components.
When this monitoring system is run, by the waveform of the voltage responsive signal of the waveform of the current responsing signal of real-time exhibition high-power resistance summation current transformer, alminium electrolytic condenser and outlet loop relay coil on human-computer interaction module 108.Serve as and flow through overload protection when normally running; draw-in groove background color on human-computer interaction module is green; suddenly components and parts are had to break down once overcurrent overload protection device long-term operation continuously; real-time output waveform on human-computer interaction module will change; draw-in groove background color on human-computer interaction module becomes redness, and the type providing warning message that fault components and parts are described and numbering.
In sum; the overall process of overcurrent overload protection device sensitive components monitoring is easy and simple to handle; in the process of long-term strike-machine, important monitoring variable is added to overcurrent overload protection device; improve the utilization factor of proving installation; simultaneously; achieve the accurate location of the potential faults to overcurrent overload device, improve testing efficiency, save manpower and materials.
Fig. 5 is the process flow diagram of the monitoring method embodiment one of the sensitive components of overcurrent overload protection device of the present invention, and this monitoring method comprises:
A. background host computer is sent to front end processor after the test case information configured by human-computer interaction module being processed, in this steps A, test case information comprises: the working time of configuration relay protection tester and stand-by time, and configuration relay protection tester exports at least one road single-phase alternating current by particular step size change in particular range; The start-up time of deploy switch power supply, stand-by time; The on off state of respective channel in deploy switch amount output board;
B. received test case information analysis is 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. master control borad is according to the respective channel in received control command deploy switch amount output board, makes the output voltage of Switching Power Supply export adaptive device to by the respective channel of digital output module, thinks that overcurrent overload protection device provides supply voltage; Meanwhile, make the output voltage of adjustable power of direct current export adaptive device to by the respective channel of digital output module, think that overcurrent overload protection device provides VDCT volts ,direct-current ,test; Relay protection tester configures its voltage exported according to received control command and exports adaptive device to, thinks that overcurrent overload protection device provides alternating-current measurement electric current;
D. adaptive device is nursed one's health received signal and is sent into overcurrent overload protection device, and nurses one's health the response signal that sensitive element device exports;
E. master control borad gathers through analog input and On-off signal plate the response signal that adaptive device exports, and is uploaded to background host computer by front end processor;
F. background host computer processes response signal, and is exported by human-computer interaction module.
Preferably, after step e, also comprise:
Background host computer also calls the waveform of the standard signal under the standard condition stored in case library, and itself and the waveform testing the response signal obtained is contrasted, if fluctuation exceedes preset range, then exports failure alarm signal by human-computer interaction module.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within right of the present invention.
Claims (13)
1. the monitoring system of the sensitive components of an overcurrent overload protection device, it is characterized in that, described monitoring system comprises human-computer interaction module, testing source, background host computer, front end processor, Switching Power Supply, acquisition control device and adaptive device, wherein, described testing source comprises relay protection tester and adjustable power of direct current, and described acquisition control device comprises 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 exports the response signal of sensitive components;
Background host computer, is connected to described human-computer interaction module, for processing received test case information and be sent to front end processor; And the response signal of received sensitive components processed and is sent to described human-computer interaction module;
Front end processor, is connected to described background host computer, for being control command by received test case information analysis, and it is issued to respectively master control borad, relay protection tester and adjustable power of direct current; And the response signal of received sensitive components is sent to described background host computer;
Master control borad, is connected to described front end processor, digital output module, analog input and On-off signal plate, for according to the respective channel in received control command deploy switch amount output board; And the response signal of sensitive components is gathered through analog input and On-off signal plate;
Switching Power Supply, is connected to described digital output module, for the respective channel through digital output module to described adaptive device output voltage, thinks that overcurrent overload protection device provides supply voltage;
Adjustable power of direct current, is connected to described digital output module, for the respective channel through digital output module to described adaptive device output voltage, thinks that overcurrent overload protection device provides VDCT volts ,direct-current ,test;
Relay protection tester, be connected to described front end processor, for configuring its measuring current exported according to received control command, and exporting described measuring current to overcurrent overload protection device through described adaptive device, thinking that described overcurrent overload protection device provides alternating-current measurement electric current;
Adaptive device, is connected to described digital output module, On-off signal plate and analog input, for nursing one's health received signal and sending into described overcurrent overload protection device, and nurses one's health the response signal that described sensitive element device exports.
2. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1; it is characterized in that; the monitoring system of the sensitive components of described overcurrent overload protection device also comprises rack, and described front end processor, Switching Power Supply, acquisition control device, adaptive device and adjustable power of direct current are all arranged in described rack.
3. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1; it is characterized in that; described background host computer; also for calling the waveform of the standard signal under the standard condition that stores in case library; and itself and the waveform testing the response signal obtained are contrasted; if fluctuation exceedes preset range, then export failure alarm signal to human-computer interaction module.
4. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, is characterized in that, described adaptive device comprises:
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 protection fastener of acquisition control device and overcurrent overload protection device;
Overload protection fastener adaptive device, is connected to the overload protection fastener of acquisition control device and overcurrent overload protection device; And,
Described base adaptive device, described overcurrent protection fastener adaptive device are connected by ash row with described overload protection fastener adaptive device.
5. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 4, is characterized in that, described base adaptive device, described overcurrent protection fastener adaptive device and described overload protection fastener adaptive device comprise respectively:
The first terminal be connected with described acquisition control device is arranged;
The second terminal block be connected with described overcurrent overload protection device; And
Be connected to the intermediate circuit of described the first terminal row, described second terminal block, for processing alternating-current measurement current signal, VDCT volts ,direct-current ,test signal, response signal, supply voltage signal and relay action signal.
6. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 5, is characterized in that, described analog input comprises:
Ethernet interface;
Multiway analog switch;
The 3rd terminal block be connected with described multiway analog switch is arranged with described the first terminal;
Microprocessor, be connected to described Ethernet interface and described analog switch, and for being received the control command from described master control borad by described Ethernet interface, and configure the state of each path analoging switch according to described control command, to gather described response signal by described 3rd terminal block; And gathered signal is processed.
7. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, is characterized in that, each passage of described On-off signal plate is provided with optocoupler.
8. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1, is characterized in that, each passage of described digital output module is provided with relay.
9. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 4, is characterized in that, the response signal of described sensitive components exports base adaptive device to by the respective terminal on described base.
10. the monitoring system of the sensitive components of overcurrent overload protection device according to claim 1; it is characterized in that, described response signal comprises: the voltage responsive signal of the current responsing signal of high-power resistance summation current transformer, alminium electrolytic condenser and outlet loop relay coil.
11. 1 kinds using the monitoring system of the sensitive components of the overcurrent overload protection device described in claim 1 to carry out the method for monitoring, it is characterized in that, when monitoring sensitive components, carrying out following steps:
A. background host computer is sent to front end processor after the test case information configured by human-computer interaction module being processed;
B. received test case information analysis is 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. master control borad is according to the respective channel in received control command deploy switch amount output board, makes the output voltage of Switching Power Supply export adaptive device to by the respective channel of digital output module, thinks that overcurrent overload protection device provides supply voltage; Meanwhile, make the output voltage of adjustable power of direct current export adaptive device to by the respective channel of digital output module, think that overcurrent overload protection device provides VDCT volts ,direct-current ,test; Relay protection tester configures its voltage exported according to received control command and exports adaptive device to, thinks that overcurrent overload protection device provides alternating-current measurement electric current;
D. adaptive device is nursed one's health received signal and is sent into overcurrent overload protection device, and nurses one's health the response signal that sensitive element device exports;
E. master control borad gathers through analog input and On-off signal plate the response signal that adaptive device exports, and is uploaded to background host computer by front end processor;
F. background host computer processes response signal, and is exported by human-computer interaction module.
The monitoring method of the sensitive components of 12. overcurrent overload protection devices according to claim 11, is characterized in that, after described step e, also comprise:
Background host computer also calls the waveform of the standard signal under the standard condition stored in case library, and itself and the waveform testing the response signal obtained is contrasted, if fluctuation exceedes preset range, then exports failure alarm signal by human-computer interaction module.
The monitoring method of the sensitive components of 13. overcurrent overload protection devices according to claim 11, is characterized in that, in described steps A, described test case information comprises:
The working time of configuration relay protection tester and stand-by time, configuration relay protection tester exports at least one road single-phase alternating current by particular step size change in particular range;
The start-up time of deploy switch power supply, stand-by time;
The on off state of respective channel in deploy switch amount output board.
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