CN104316823A - Method and device for detecting defects - Google Patents
Method and device for detecting defects Download PDFInfo
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- CN104316823A CN104316823A CN201410645316.6A CN201410645316A CN104316823A CN 104316823 A CN104316823 A CN 104316823A CN 201410645316 A CN201410645316 A CN 201410645316A CN 104316823 A CN104316823 A CN 104316823A
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Abstract
The invention discloses a method and device for detecting defects. The method comprises the steps that a power line of a switch cabinet operation motor with remote control defects is pulled out, wherein after the power line is pulled out, the state of the switch cabinet operation motor is not changed; the power line is connected to a test motor; the test motor is connected with a secondary loop to form a remote control loop, wherein the test motor is the same as the switch cabinet operation motor; remote control operation is carried out on the secondary loop in the switch cabinet; and whether defect points exist in the remote control loop or not is judged. According to the method, on the basis that primary equipment is not changed, the defects can be detected; deploying or arranging of a related power failure and electricity borrowing plan is eliminated; and the working efficiency of defect detection is improved.
Description
Technical field
The present invention relates to technical field of electricity, particularly relate to a kind of method and device of defects detection.
Background technology
Along with the development of the automatic technology in power distribution network, the existing robotization website remote control full work attendance rate substantially realized in power distribution network, universal along with remote pilot, incident is the huge workload brought of the switch cubicle of remote control failure and loaded down with trivial details defects detection flow process.
Existing defects detection flow process must arrange corresponding power failure, borrow some plan, and the power failure plan of auxiliary tone arrangement can make the reliability index of power supply be faced with formidable challenges undoubtedly; Although what auxiliary tone was formulated borrows electricity plan not relate to power failure, but complicated Distribution Network Frame need stand repeatedly the impact of the big current such as " cyclization ", " unlinking " in urban district, the tripping operation once electric current transfinites, its bustling commercial circle user undertaken has a power failure, and will bring no small economic loss and social negative effect.
And, to in the remote control class defects detection among power distribution automation, the method of the remote control at current employing scene " examination is closed ", " examination point " is investigated, and " examination is closed ", " examination point " can relate to the operational issue of primary equipment, can be with and serve row red tape; Therefore in the process of defects detection, also need strict control " examination is closed ", the number of times of " examination point " reduces the frequency of power cut that causes thus or " cyclization ", " unlinking " are brought risk.
Therefore, how on the basis not changing primary equipment, to carry out defects detection, remove auxiliary tone or arrange relevant power failure, borrow some plan, improving the work efficiency of defects detection, is those skilled in the art's technical issues that need to address.
Summary of the invention
The object of this invention is to provide a kind of method of defects detection, the method can carry out defects detection on the basis not changing primary equipment, removes auxiliary tone or arranges relevant power failure, borrows some plan, improving the work efficiency of defects detection; Another object of the present invention is to provide a kind of device of defects detection.
For solving the problems of the technologies described above, the invention provides a kind of method of defects detection, the method comprises:
Extract the power lead with the switch cubicle operating electrical machines of remote control defect out, wherein, after extracting power lead out, switch cubicle operating electrical machines state is constant;
Receive on testing of electric motors by described power lead, testing of electric motors and secondary circuit are connected to form remote control circuit, and wherein, described testing of electric motors is identical with described switch cubicle operating electrical machines;
Straighforward operation is carried out to secondary circuit in switch cubicle, judges remote control circuit whether existing defects point.
Wherein, described straighforward operation is carried out to secondary circuit in switch cubicle, judges whether existing defects point comprises remote control circuit:
Respectively following steps are performed to the multiple parts in switch cubicle:
Treat detection part and carry out remote control, change the on off state of described parts to be detected;
Detect the detection numerical value of each parts of remote control circuit when described parts to be detected are in different on off state;
Compare analysis according to the detection numerical value of each parts of remote control circuit and predetermined value, judge remote control circuit whether existing defects point.
Wherein, described extraction also comprises before having the power lead of the switch cubicle operating electrical machines of remote control defect:
Open the control panel of switch cubicle, whether have induced electricity with the metal shell of the operating mechanism of electroscope detector switch cabinet;
When the metal shell of the operating mechanism of described switch cubicle does not have induced electricity, by described metal shell ground connection.
The device of a kind of defects detection provided by the present invention, this device comprises: testing of electric motors, remote control equipment, checkout equipment, wherein,
Testing of electric motors, is connected to testing of electric motors, makes testing of electric motors and secondary circuit be connected to form remote control circuit after the power lead of the switch cubicle operating electrical machines with remote control defect is extracted out;
Remote control equipment, for carrying out straighforward operation to secondary circuit in switch cubicle;
Checkout equipment, for judging remote control circuit whether existing defects point.
Wherein, described checkout equipment comprises: detection part, processing element, wherein,
Detection part, for detecting the detection numerical value of each parts of the remote control circuit when described parts to be detected are in different on off state;
Processing element, compares analysis for the detection numerical value of each parts by remote control circuit and predetermined value, judges remote control circuit whether existing defects point.
Wherein, described processing element comprises: comparer, determining device, wherein,
Comparer, compares analysis for the detection numerical value of each parts by remote control circuit and predetermined value;
Determining device, for judging remote control circuit whether existing defects point.
Wherein, described processing element also comprises: display, for showing the result of final processing element, when remote control circuit existing defects point, and the position of display defect point.
Wherein, described device also comprises: electroscope, and whether the metal shell for the operating mechanism of detector switch cabinet has induced electricity.
Wherein, described device also comprises: ground wire, when the metal shell for the operating mechanism when described switch cubicle does not have an induced electricity, by described metal shell ground connection.
A kind of defect elimination device provided by the present invention, this device comprises the device of the defects detection described in any one of claim 1 to 9.
Based on technique scheme, the method for a kind of defects detection provided by the present invention and device, extract the power lead with the switch cubicle operating electrical machines of remote control defect out, and wherein, after extracting power lead out, switch cubicle operating electrical machines state is constant; Receive on testing of electric motors by described power lead, testing of electric motors and secondary circuit are connected to form remote control circuit, and wherein, described testing of electric motors is identical with described switch cubicle operating electrical machines; Straighforward operation is carried out to secondary circuit in switch cubicle, judges remote control circuit whether existing defects point; Again because the method utilizing testing of electric motors external, the original operating electrical machines of switch cubicle is failure to actuate and does not namely change deciliter state of original switch cubicle, carrying out carrying out can not having a power failure in the process of defect elimination to switch cubicle like this, namely remove auxiliary tone or arrange relevant power failure, borrow electricity plan, improving the work efficiency of defects detection; And due to external motor be the same motor with the switch cubicle operating electrical machines with remote control defect, the remote control circuit formed after can ensureing testing of electric motors access is like this same with loop before, the accuracy detected can be ensured like this, and the method compared with prior art only needs an intact testing of electric motors of the same type, but the economic loss being that of avoiding power failure, borrowing electricity to bring, therefore has very large economic benefit.
Accompanying drawing explanation
In order to the technical scheme of the clearer explanation embodiment of the present invention or prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The process flow diagram of the method for the defects detection that Fig. 1 provides for the embodiment of the present invention;
The process flow diagram of the remote control circuit whether method of existing defects point is judged in the method for the defects detection that Fig. 2 provides for the embodiment of the present invention;
The process flow diagram of the safety detection before the power lead of the switch cubicle operating electrical machines extracted out in the method for the defects detection that Fig. 3 provides for the embodiment of the present invention;
The structured flowchart of the device of the defects detection that Fig. 4 provides for the embodiment of the present invention;
The structured flowchart of the checkout equipment that Fig. 5 provides for the embodiment of the present invention;
The structured flowchart of the processing element that Fig. 6 provides for the embodiment of the present invention;
The structured flowchart of another processing element that Fig. 7 provides for the embodiment of the present invention.
Embodiment
The object of this invention is to provide a kind of method of defects detection, the method can carry out defects detection on the basis not changing primary equipment, removes auxiliary tone or arranges relevant power failure, borrows electricity plan, improving the work efficiency of defects detection; Another object of the present invention is to provide a kind of device of defects detection.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The existing method detected defect can relate to the change of the state to primary equipment, can bring loaded down with trivial details testing process like this, and such as having a power failure coordinates, and can bring the economic loss that the problem of power supply reliability and power failure cause like this; Wherein, primary equipment, for directly to produce, is carried, is distributed and use the equipment of electric energy, mainly comprise the following aspects: the equipment of production and converting electrical energy; As mechanical energy converted to the generator of electric energy, voltage of transformation, the transformer of electric energy transmitting, electric energy is become the motor etc. of mechanical energy.The switchgear of make-and-break contact; As high-low pressure isolating switch, on-load switch, fuse, disconnector, contactor, magnetic starter etc.Protection electrically; As limiting short-circuit current reactor, defend superpotential lightning arrester etc.Current-carrying conductor; As soft, the hard conductor and cable etc. of electric energy transmitting.
The reason of the unsuccessful defect namely had of switch cubicle remote control can be divided three classes in theory: 1. communication class; 2. secondary circuit class; 3. motor-operating mechanism Hard link class.According to the experience of defects detection and defect elimination in the past, the wherein first kind, the defect of communication class can be judged by the communication message in ONU pilot lamp and terminal; 3rd class, the ratio shared in overall defect of the defect of motor-operating mechanism Hard link class is seldom and easily estimate judgement; Wherein, ONU (Optical Network Unit) optical network unit, ONU is divided into active optical network unit and passive optical network unit; Generally be equipped with comprise photoreceiver, up optical sender, multiple bridging amplifier network monitoring equipment be called optical node.Therefore, the unsuccessful main cause of switch cubicle remote control concentrates in secondary circuit class.
Wherein, secondary circuit (secondary circuit), refers to all low tension loops such as electric blocking loop of measuring circuit, relay protection circuit, switch control rule and signal circuit, operational power source circuit, isolating switch and disconnector; Be connected to each other by secondary device, form electric loop primary equipment monitored, control, regulate and protects; The circuit be unified into by control cables by the secondary winding of mutual inductor, measurement monitoring apparatus, relay, aut.eq. etc. in electrical system.
Therefore, to have process that remote control defect switch cabinet carries out defects detection for remote control secondary circuit also namely remote control circuit carry out closed loop investigation.
Please refer to Fig. 1, the process flow diagram of the method for the defects detection that Fig. 1 provides for the embodiment of the present invention; Can see that the method for defects detection can comprise by this figure:
Step s100, extract out and have the power lead of the switch cubicle operating electrical machines of remote control defect, wherein, after extracting power lead out, switch cubicle operating electrical machines state is constant;
Wherein, find the switch cubicle with remote control defect, power failure can not be caused again in order to find defect point, borrowing the loaded down with trivial details flow process of electricity etc., so with regard to needing, the primary equipment in switch cubicle is failure to actuate, because primary equipment is for directly to produce, carry, distribute and use the equipment of electric energy, it can be switch cubicle operating electrical machines in switch cubicle, namely to complete on the basis not changing primary equipment and carry out defects detection, remove auxiliary tone or arrange relevant power failure, by means of electricity plan, so the state of operating electrical machines does not change, and namely makes a deciliter state for switch cubicle not change;
Therefore, the power lead of the switch cubicle operating electrical machines with remote control defect can be extracted out, and the state of operating electrical machines is not changed, namely not affect the normal work of operating electrical machines in this switch cubicle, the power lead of switch cubicle operating electrical machines is extracted out and protects.
Step s110, receive on testing of electric motors by described power lead, testing of electric motors and secondary circuit are connected to form remote control circuit, and wherein, described testing of electric motors is identical with described switch cubicle operating electrical machines;
Wherein, the power lead extracting protection out is received on testing of electric motors; because ensure that the remote control circuit that the testing of electric motors accessed and the remote control circuit that secondary circuit is formed and former switch cubicle operating electrical machines and secondary circuit are formed is the same; truly errorlessly can restore original remote control circuit like this, also only on the same remote control circuit, the reason finding remote control failure that could be correct; therefore testing of electric motors used is identical with switch cubicle operating electrical machines; namely be intact, same model, same motor.
Step s120, straighforward operation is carried out to secondary circuit in switch cubicle, judge remote control circuit whether existing defects point.
Wherein, remote control circuit is connected to form to testing of electric motors and secondary circuit and carries out straighforward operation, judge remote control circuit whether existing defects point by the result of straighforward operation.
Based on technique scheme, the method of a kind of defects detection that the embodiment of the present invention provides, by said method, testing of electric motors is external, again because the method utilizing testing of electric motors external, the original operating electrical machines of switch cubicle is failure to actuate and does not namely change deciliter state of original switch cubicle, carrying out carrying out can not having a power failure in the process of defect elimination to switch cubicle like this, namely removing auxiliary tone or arrange relevant power failure, borrow electricity plan, improving the work efficiency of defects detection; And due to external motor be the same motor with the switch cubicle operating electrical machines with remote control defect, the remote control circuit formed after can ensureing testing of electric motors access is like this same with loop before, the accuracy detected can be ensured like this, and the method compared with prior art only needs an intact testing of electric motors of the same type, but the economic loss being that of avoiding power failure, borrowing electricity to bring, therefore has very large economic benefit.
Please refer to Fig. 2, in the method for the defects detection that Fig. 2 provides for the embodiment of the present invention, judge the process flow diagram of the remote control circuit whether method of existing defects point; The method can comprise: perform following steps respectively to the multiple parts in switch cubicle:
Step s200, treat detection part and carry out remote control, change the on off state of described parts to be detected;
Wherein, in the remote control circuit that testing of electric motors and secondary circuit are formed, secondary circuit has a lot of parts, can be the circuit be unified into by control cables by the secondary winding of mutual inductor, measurement monitoring apparatus, relay, aut.eq. etc. in electrical system.Therefore, the reason of remote control failure be found, will to the relay in secondary circuit, the devices such as switch carry out straighforward operation; On off state or the duty of described parts to be detected is changed by the straighforward operation carried out the parts in secondary circuit.
The detection numerical value of step s210, detection each parts of remote control circuit when described parts to be detected are in different on off state;
Wherein, changed on off state or the duty of described parts to be detected by the straighforward operation carried out the parts in secondary circuit, detect the detection numerical value of each parts of remote control circuit when parts to be detected are in different on off state; It is closed that such as banked relay makes relay become, and at this moment detects the numerical value of all parts in secondary circuit; This numerical value can be the induction numerical value of sensor, also can be the measurement numerical value of other devices; And these detection numerical value are passed to processing element, processing element carries out analyzing, processing; Then by straighforward operation, relay is become open state, detect in continuation, detect the numerical value of all parts in secondary circuit; This numerical value can be the induction numerical value of sensor, also can be the measurement numerical value of other devices; And these detection numerical value are passed to processing element, processing element carries out analyzing, processing.
Step s220, compare analysis according to the detection numerical value of each parts of remote control circuit and predetermined value, judge remote control circuit whether existing defects point.
Wherein, according to the detection numerical value received in processing element, the data detecting data corresponding with each in processing element are found to compare, according to the rule corresponding to each data, such as some numerical value are must be the same, and some numerical value again can be just passable a fiducial interval, the rule of correspondence of data is detected by each, analysis is compared to detection data, if all normal, then proves that this is normally by the parts of remote control, does not have exception; If described corrupt data is by mistake, prove that this is abnormal by the parts of remote control.
Also can by the detection to parts in secondary circuit, the detection data obtained, when detection data are compared analysis within a processor, can by the annexation of each test data, and the contact in work, determine that error data is the data of which parts, by finding the reason of remote control failure like this, such method can reduce the number of times of test, improves the efficiency of defects detection.
Testing process by the way, by finding defect point fast, improves the efficiency of defects detection.
Please refer to Fig. 3, the process flow diagram of the safety detection before the power lead of the switch cubicle operating electrical machines extracted out in the method for the defects detection that Fig. 3 provides for the embodiment of the present invention; This safety monitoring comprises:
Step s300, open the control panel of switch cubicle, whether have induced electricity with the metal shell of the operating mechanism of electroscope detector switch cabinet;
Wherein, the shell due to operating mechanism is metal, likely in the process of switch cubicle work, has made on shell band induced electricity; Induced electricity exceedes certain numerical value else if, can threaten to the safety of operating personnel.
Step s310, when the metal shell of the operating mechanism of described switch cubicle does not have induced electricity, by described metal shell ground connection.
Wherein, when the metal shell of the operating mechanism determining switch cubicle does not have induced electricity, metal shell ground wire be carried out ground connection, prevent accident.
Based on technique scheme, the method of defects detection provided by the present invention, the method that the method utilizes testing of electric motors external, the original operating electrical machines of switch cubicle is failure to actuate and does not namely change deciliter state of original switch cubicle, the remote control circuit that testing of electric motors and secondary circuit are formed is detected, carrying out carrying out can not having a power failure in the process of defect elimination to switch cubicle like this, namely remove auxiliary tone or arrange relevant power failure, borrow electricity plan, also being improved the work efficiency of defects detection by the detection method of remote control circuit; And due to external motor be the same motor with the switch cubicle operating electrical machines with remote control defect, the remote control circuit formed after can ensureing testing of electric motors access is like this same with loop before, the accuracy detected can be ensured like this, and the method compared with prior art only needs an intact testing of electric motors of the same type, but the economic loss being that of avoiding power failure, borrowing electricity to bring, therefore has very large economic benefit; The metal shell ground connection of operating mechanism in turn ensure that the safety of operating personnel.
The method of defects detection provided by the present invention, can carry out defects detection by said method to switch cubicle.
Be introduced the device of the defects detection that the embodiment of the present invention provides below, the device of defects detection described below can mutual corresponding reference with the method for above-described defects detection.
Please refer to Fig. 4, the structured flowchart of the device of the defects detection that Fig. 4 provides for the embodiment of the present invention; This device can comprise: testing of electric motors 100, remote control equipment 200, checkout equipment 300, wherein,
Testing of electric motors 100, is connected to testing of electric motors, makes testing of electric motors and secondary circuit be connected to form remote control circuit after the power lead of the switch cubicle operating electrical machines with remote control defect is extracted out;
Remote control equipment 200, for carrying out straighforward operation to secondary circuit in switch cubicle;
Checkout equipment 300, for judging remote control circuit whether existing defects point.
Please refer to Fig. 5, the structured flowchart of the checkout equipment that Fig. 5 provides for the embodiment of the present invention; This checkout equipment can comprise: detection part 310, processing element 320, wherein,
Detection part 310, for detecting the detection numerical value of each parts of the remote control circuit when described parts are in different on off state;
Processing element 320, compares analysis for the detection numerical value of each parts by remote control circuit and predetermined value, judges remote control circuit whether existing defects point.
Please refer to Fig. 6, the structured flowchart of the processing element that Fig. 6 provides for the embodiment of the present invention; This processing element can comprise: comparer 321, determining device 322, wherein,
Comparer 321, compares analysis for the detection numerical value of each parts by remote control circuit and predetermined value;
Determining device 322, for judging remote control circuit whether existing defects point.
Optionally, please refer to Fig. 7, the structured flowchart of another processing element that Fig. 7 provides for the embodiment of the present invention; This processing element can comprise: comparer 321, determining device 322, display 323, wherein,
Comparer 321, compares analysis for the detection numerical value of each parts by remote control circuit and predetermined value;
Determining device 322, for judging remote control circuit whether existing defects point.
Display 323, for showing the result of final processing element, when remote control circuit existing defects point, the position of display defect point.
Optionally, this defect detecting device can also comprise electroscope, and wherein, electroscope, whether the metal shell for the operating mechanism of detector switch cabinet has induced electricity.
Optionally, the device of this defects detection can also comprise ground wire, and wherein, ground wire, when the metal shell for the operating mechanism when described switch cubicle does not have an induced electricity, by described metal shell ground connection.
A kind of defect elimination device provided by the present invention, this defect elimination device comprises the device of above-mentioned defects detection.
Wherein, this defect elimination device can utilize the device of above-mentioned defects detection to carry out defect elimination.
The device of defects detection provided by the present invention, can carry out defects detection by said apparatus to switch cubicle.
In instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Professional can also recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, ROM (read-only memory) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Above the method for a kind of defects detection provided by the present invention and device are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (10)
1. a method for defects detection, is characterized in that, the method comprises:
Extract the power lead with the switch cubicle operating electrical machines of remote control defect out, wherein, after extracting power lead out, switch cubicle operating electrical machines state is constant;
Receive on testing of electric motors by described power lead, testing of electric motors and secondary circuit are connected to form remote control circuit, and wherein, described testing of electric motors is identical with described switch cubicle operating electrical machines;
Straighforward operation is carried out to secondary circuit in switch cubicle, judges remote control circuit whether existing defects point.
2. the method for defects detection as claimed in claim 1, is characterized in that, describedly carries out straighforward operation to secondary circuit in switch cubicle, judges whether existing defects point comprises remote control circuit:
Respectively following steps are performed to the multiple parts in switch cubicle:
Treat detection part and carry out remote control, change the on off state of described parts to be detected;
Detect the detection numerical value of each parts of remote control circuit when described parts to be detected are in different on off state;
Compare analysis according to the detection numerical value of each parts of remote control circuit and predetermined value, judge remote control circuit whether existing defects point.
3. the method for defects detection as claimed in claim 1, it is characterized in that, described extraction also comprises before having the power lead of the switch cubicle operating electrical machines of remote control defect:
Open the control panel of switch cubicle, whether have induced electricity with the metal shell of the operating mechanism of electroscope detector switch cabinet;
When the metal shell of the operating mechanism of described switch cubicle does not have induced electricity, by described metal shell ground connection.
4. a device for defects detection, is characterized in that, this device comprises: testing of electric motors, remote control equipment, checkout equipment, wherein,
Testing of electric motors, is connected to testing of electric motors, makes testing of electric motors and secondary circuit be connected to form remote control circuit after the power lead of the switch cubicle operating electrical machines with remote control defect is extracted out;
Remote control equipment, for carrying out straighforward operation to secondary circuit in switch cubicle;
Checkout equipment, for judging remote control circuit whether existing defects point.
5. the device of defects detection as claimed in claim 4, it is characterized in that, described checkout equipment comprises: detection part, processing element, wherein,
Detection part, for detecting the detection numerical value of each parts of the remote control circuit when described parts to be detected are in different on off state;
Processing element, compares analysis for the detection numerical value of each parts by remote control circuit and predetermined value, judges remote control circuit whether existing defects point.
6. the device of defects detection as claimed in claim 5, it is characterized in that, described processing element comprises: comparer, determining device, wherein,
Comparer, compares analysis for the detection numerical value of each parts by remote control circuit and predetermined value;
Determining device, for judging remote control circuit whether existing defects point.
7. the device of defects detection as claimed in claim 6, it is characterized in that, described processing element also comprises: display, for showing the result of final processing element, when remote control circuit existing defects point, the position of display defect point.
8. the device of defects detection as claimed in claim 4, it is characterized in that, described device also comprises: electroscope, and whether the metal shell for the operating mechanism of detector switch cabinet has induced electricity.
9. the device of defects detection as claimed in claim 4, it is characterized in that, described device also comprises: ground wire, when the metal shell for the operating mechanism when described switch cubicle does not have an induced electricity, by described metal shell ground connection.
10. a defect elimination device, is characterized in that, comprises the device of the defects detection described in any one of claim 1 to 9.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107064708A (en) * | 2016-12-28 | 2017-08-18 | 国网浙江省电力公司台州供电公司 | Control loop template self-diagnosis system for 10kV switch cubicles |
CN109164331A (en) * | 2018-10-25 | 2019-01-08 | 莫毓昌 | A kind of grid equipment state parameter Online Monitoring Control device |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101251569A (en) * | 2008-04-01 | 2008-08-27 | 山东电力研究院 | Method for testing electric secondary AC loop |
CN101794986A (en) * | 2010-03-12 | 2010-08-04 | 镇江大全赛雪龙牵引电气有限公司 | Line test device and test method of direct-current traction power supply switch cabinet |
CN101980418A (en) * | 2010-11-11 | 2011-02-23 | 上海思源弘瑞自动化有限公司 | System for detecting secondary wiring of relay protection system in transformer substation on line |
CN102841599A (en) * | 2012-08-24 | 2012-12-26 | 北京合锐赛尔电力科技有限公司 | Intelligent power distribution switch control circuit fault detection circuit and detection method thereof |
JP2013156103A (en) * | 2012-01-30 | 2013-08-15 | Hitachi Ltd | Distribution line monitoring control system and distribution line monitoring control method |
CN203422430U (en) * | 2013-08-21 | 2014-02-05 | 河间市电力局 | Transformer acceptance impact switching-on remote control security tester |
CN103869190A (en) * | 2014-03-17 | 2014-06-18 | 国家电网公司 | Real time simulation system-based power distribution terminal automatic closed-loop test platform |
-
2014
- 2014-11-11 CN CN201410645316.6A patent/CN104316823B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101251569A (en) * | 2008-04-01 | 2008-08-27 | 山东电力研究院 | Method for testing electric secondary AC loop |
CN101794986A (en) * | 2010-03-12 | 2010-08-04 | 镇江大全赛雪龙牵引电气有限公司 | Line test device and test method of direct-current traction power supply switch cabinet |
CN101980418A (en) * | 2010-11-11 | 2011-02-23 | 上海思源弘瑞自动化有限公司 | System for detecting secondary wiring of relay protection system in transformer substation on line |
JP2013156103A (en) * | 2012-01-30 | 2013-08-15 | Hitachi Ltd | Distribution line monitoring control system and distribution line monitoring control method |
CN102841599A (en) * | 2012-08-24 | 2012-12-26 | 北京合锐赛尔电力科技有限公司 | Intelligent power distribution switch control circuit fault detection circuit and detection method thereof |
CN203422430U (en) * | 2013-08-21 | 2014-02-05 | 河间市电力局 | Transformer acceptance impact switching-on remote control security tester |
CN103869190A (en) * | 2014-03-17 | 2014-06-18 | 国家电网公司 | Real time simulation system-based power distribution terminal automatic closed-loop test platform |
Non-Patent Citations (1)
Title |
---|
戚伟等: "常规变电站电容器遥控缺陷的原因分析及处理", 《陕西电力》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107064708A (en) * | 2016-12-28 | 2017-08-18 | 国网浙江省电力公司台州供电公司 | Control loop template self-diagnosis system for 10kV switch cubicles |
CN109164331A (en) * | 2018-10-25 | 2019-01-08 | 莫毓昌 | A kind of grid equipment state parameter Online Monitoring Control device |
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