CN108983006A - Type feeder automation switch terminal scene does not have a power failure full-automatic testing method on the spot - Google Patents

Type feeder automation switch terminal scene does not have a power failure full-automatic testing method on the spot Download PDF

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Publication number
CN108983006A
CN108983006A CN201810911045.2A CN201810911045A CN108983006A CN 108983006 A CN108983006 A CN 108983006A CN 201810911045 A CN201810911045 A CN 201810911045A CN 108983006 A CN108983006 A CN 108983006A
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China
Prior art keywords
feeder
switch terminal
test
tested
switch
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CN201810911045.2A
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CN108983006B (en
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郭永亮
张亮
冯祎
张帆
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Shaanxi Yinhe Tiandi Intelligent Distribution Network Technology Co Ltd
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Shaanxi Yinhe Tiandi Intelligent Distribution Network Technology Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere

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  • General Physics & Mathematics (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

Do not have a power failure full-automatic testing method the invention discloses type feeder automation switch terminal scene on the spot; it is related to Distribution Automation Technology field, the scene of voltage-time type, voltage-current time type, state's net self-adaptation type, voltage-current time+relay protection type and combined floodgate quick-break type etc. type feeder automation equipment on the spot is suitble to not have a power failure automatic test.Use feeder automation intelligent tester and feeder line power condition switch adaptive modeling device with programmable functions, do not have a power failure under normal running (operation) conditions in tested switchgear, position occurs for failure in tested panel switches terminal upstream under the conditions of disposable completion transient fault and permanent fault, failure occurs in the various situations such as downstream and unrelated branch, breakdown judge, Fault Isolation and non-faulting region restore electricity the full-automatic testing of panel switches terminal correlation function and technical indicator in overall process, test report is automatically generated simultaneously, output can be stored on the spot or upload cloud platform.

Description

Type feeder automation switch terminal scene does not have a power failure full-automatic testing method on the spot
Technical field
The present invention relates to Distribution Automation Technology fields, not more particularly to type feeder automation switch terminal scene on the spot Power failure full-automatic testing method.
Background technique
The patent of invention " test method for secondary injection of power distribution automatization system " of Shaanxi Electric Power Research Institute Liu Jian et al. is At each distribution power automation terminal, distribution network failure simulative generator is configured, which issues according to test command computer Testing scheme, simulate a certain section fault of power distribution network, the related links such as distribution terminal, communication system, main website are tested. Patent of invention " test method of the injection of electrical power distribution automatization system main website and secondary injection synchronous coordination ", is primarily adapted for use in concentrated Power distribution automation mode.Above-mentioned two patents of invention cannot FA function to type feeder automation switch terminal equipment on the spot into Row scene uninterrupted power test, can not realize the full-automatic on-the-spot test of feeder line." 10kV feeder line is short for the patent of invention of Liu Jian et al. Road test method " provides a kind of 10kV kilovolt feed line short circuit test test method, by the way that special impedor is directly accessed 10kV frame Empty feeder line forms true controllable 10kV short trouble, so as to type feeder automation equipment obstacle management function on the spot It is tested, but needs to manufacture N × 2 time (N is the feeder line segments) true short circuit accident, distribution is impacted greatly, is arranged safely It is high to apply requirement, there is security risk, needs repeatedly to have a power failure, power transmission.The test preparation is complicated, and test period is long, is mainly used for Scientific research test, it is difficult to large-scale popularization application in practical projects.
Guo Wang Shaanxi Electric Power Research Institute Liu Jian professor et al. and both at home and abroad power distribution automation engineers and technicians are to matching Electric automation system testing technology has conducted extensive research, and obtains multinomial patent, has delivered a series of papers, has published and " has matched Electric automation system testing technology " etc. monographs, the paper etc. of domestic and international power distribution automation test do not refer to type feeder line on the spot The live full-automatic testing method that do not have a power failure of automation equipment.
In conclusion power distribution automation still lacks type feeder automation device context on the spot and does not have a power failure full-automatic testing at present Effective ways and means of testing.
Summary of the invention
Do not have a power failure full-automatic testing method the embodiment of the invention provides type feeder automation switch terminal scene on the spot, it can To solve problems of the prior art.
Do not have a power failure full-automatic testing method the present invention provides type feeder automation switch terminal scene on the spot, this method packet Include the uninterrupted power test method and the uninterrupted power test method of type interconnection switch terminal on the spot of type block switch terminal on the spot;
The uninterrupted power test method of the block switch terminal of type on the spot the following steps are included:
In the tested feeder automation switchtype of type on the spot of feeder automation intelligent tester or cloud platform selection Block switch testing program;
It is loaded into the testing scheme of selection;
The panel switches and scene switch selected in exact p-value scheme are consistent, and the state parameter in testing scheme is set It sets after being consistent with the feeder automation definite value for being currently tested switch terminal, by feeder automation intelligent tester and feeder switch work Condition adaptive modeling device is connected to tested switch terminal, and PT power supply is disconnected the connection with tested switch terminal, is forwarded to feeder line Operating condition adaptive modeling device is switched, then accesses tested switch terminal;Disconnect the control loop that tested switch terminal is switched to scene The control loop of tested switch terminal is connected to feeder switch operating condition adaptive modeling device, disconnects the electricity of scene switch by line The current loop of feeder automation intelligent tester is connected to tested switch eventually by the circuit CT for flowing back to road and tested switch terminal End;
Feeder automation intelligent tester automatically completes following test according to testing scheme:
The distant simulation test of distribution feeder normal operation three;
The test of distribution feeder transient fault;
The non-boundary segmentation switch terminal test in fault section upstream in the case of distribution feeder permanent fault;
Fault section upstream boundary block switch terminal test in the case of distribution feeder permanent fault;
Fault section downstream boundary block switch terminal test in the case of distribution feeder permanent fault;
The non-boundary segmentation switch terminal test in fault section downstream in the case of distribution feeder permanent fault;
The test of the unrelated branch block switch terminal of fault section under distribution feeder transient fault;
The unrelated branch block switch terminal function test of fault section in the case of distribution feeder permanent fault;
The uninterrupted power test method of the interconnection switch terminal of type on the spot the following steps are included:
In the tested feeder automation switchtype of type on the spot of feeder automation intelligent tester or cloud platform selection Interconnection switch testing scheme;
The panel switches and scene switch selected in exact p-value scheme are consistent, and the state parameter in testing scheme is set It sets after being consistent with the feeder automation definite value for being currently tested switch terminal, by feeder automation intelligent tester and feeder switch work Condition adaptive modeling device is connected to tested switch terminal, and PT power supply is disconnected the connection with tested switch terminal, is forwarded to feeder line Operating condition adaptive modeling device is switched, then accesses tested switch terminal;Disconnect the control loop that tested switch terminal is switched to scene The control loop of tested switch terminal is connected to feeder switch operating condition adaptive modeling device, disconnects the electricity of scene switch by line The current loop of feeder automation intelligent tester is connected to tested switch eventually by the circuit CT for flowing back to road and tested switch terminal End;
Feeder automation intelligent tester automatically completes following test according to testing scheme:
The distant simulation test of distribution feeder normal operation three;
Fault section downstream boundary interconnection switch terminal test under distribution feeder permanent fault;
The non-boundary interconnection switch terminal test in fault section downstream under distribution feeder permanent fault;
Wherein, the feeder switch operating condition adaptive modeling device includes single-chip microcontroller, programmable logic array, liquid crystal display list Member, input/output interface circuit, feeder line Work condition analogue circuit and self adaptive control interface circuit;
The single-chip microcontroller is electrically connected with liquid crystal display, input/output interface circuit and programmable logic array, The feeder line Work condition analogue circuit and self adaptive control interface circuit are electrically connected with the programmable logic array, the feeder line Work condition analogue circuit is electrically connected with external PT power supply and measured terminal, the self adaptive control interface circuit and measured terminal Electrical connection, the input/output interface circuit are electrically connected with measured terminal.
The feeder automation switch terminal of type on the spot scene in the embodiment of the present invention does not have a power failure full-automatic testing method, especially The test for situations such as being suitable for rigging up and debugging, improvement project, the acceptance of work, test job is simple, quick, safe and efficient, Solve the problems, such as that type feeder automation device context can only test three distant and overcurrent fault detection functions on the spot, disposably certainly The dynamic functional and performance indicator for testing failure and the terminal in different sections occurring, especially solves and comes in short-term The test problem of electric residual voltage locking detection function and performance.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.
Fig. 1 is that the type feeder automation switch terminal scene full-automatic testing method that do not have a power failure makes on the spot in the embodiment of the present invention The integrated circuit connection figure of feeder switch operating condition adaptive modeling device;
Circuit connection diagram when Fig. 2 is simulator progress feeder switch interface adaptive in Fig. 1;
Circuit connection diagram when Fig. 3 is simulator progress feeder line Work condition analogue in Fig. 1;
Fig. 4 is that type feeder automation switch terminal scene does not have a power failure the device configuration of full-automatic testing method on the spot in Fig. 1 Situation schematic diagram;
Fig. 5 is that the feeder automation switch terminal of type on the spot provided in an embodiment of the present invention scene does not have a power failure full-automatic testing side The uninterrupted power test flow chart of type block switch terminal on the spot in method;
Fig. 6 is that the feeder automation switch terminal of type on the spot provided in an embodiment of the present invention scene does not have a power failure full-automatic testing side The uninterrupted power test flow chart of type interconnection switch terminal on the spot in method.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Referring to Fig.1, the feeder switch operating condition adaptive modeling device in the present invention includes single-chip microcontroller and programmable logic array, And feeder line Work condition analogue circuit, self adaptive control interface electricity under being controlled centered on single-chip microcontroller and programmable logic array Road, power circuit, liquid crystal display and input/output interface circuit, the power circuit are converted to externally input power supply Suitable voltage, for the single-chip microcontroller, programmable logic array, liquid crystal display, input/output interface circuit, feeder line operating condition Analog circuit and self adaptive control interface circuit use.The feeder switch operating condition adaptive modeling device receives the control of host computer The adaptive modeling of the panel switches type of order completion feeder line operation and the simulation and Scheme Choice of the various states of fault condition, The adaptive interface of various control interface loop circuits, and connected with measured terminal and realize uninterrupted power test.The single-chip microcontroller Data communication is carried out by RS485 or WiFi mode and feeder automation intelligent tester, the feeder switch operating condition is adaptive Between feeder switch PT power supply and measured terminal outside simulator access, the self adaptive control interface circuit and measured terminal Control interface electrical connection realize adaptive access, the input is defeated without considering switch control voltage type and voltage class Outgoing interface circuit is electrically connected with measured terminal.
It include AC/DC, DC/DC level shifting circuit, the conversion circuit in the input/output interface circuit referring to Fig. 2 The voltage of the DC24~220V/AC220V/380V inputted from measured terminal is automatically converted to 0/5V voltage signal, is input to institute It states in single-chip microcontroller.There are multiple delay units in the single-chip microcontroller, the signal by level conversion is input in the delay unit, It exports again into programmable logic array.There is switchtype coding and decoding circuit and switch behaviour in the programmable logic array Make control logic circuit, selection state of the switchtype coding and decoding circuit for Control Cooling switching switch, the type The input terminal of switching switch is connected to the output end of the delay unit, when type switching switch is in different switching states, The delay unit is to be connected to different switch operation control logic circuits, i.e., the adaptive interface electricity for switching to needs Road.
The self adaptive control interface circuit is substantially relay, the relay by programmable logic array control, Input terminal is connect with the output end of switch operation control logic circuit, the control circuit connection of output end and measured terminal.Work as institute State type switching switching be connected to needs switch operation control logic circuit when, the relay also will switch operation control Logic circuit processed is connect with measured terminal, realizes the adaptive interface of operation control circuit.
The various circuit breaker type panel switches of preprogramming and various on-load switch types are matched in the programmable logic array The control logic of electromagnetic operating mechanism, spring operating mechanism, the permanent-magnet operating mechanism of electric switch etc..The single-chip microcontroller receives feeder line The switchtype control instruction and switch the data such as divide-shut brake delay that automatic intelligent tester is sent, are sent to after parsing The programmable logic array, the programmable logic array pass through switchtype coding and decoding circuit control type after receiving information Switch the switching state of switch.
The programmable logic array can be extended at any time the switchtype not having with online programming, with It forms the switch needed and operates control logic circuit.
Referring to Fig. 3 and Fig. 4, also there is fault type state to control decoder, the failure in the programmable logic array Type state control decoder is used to control the state of fault type switching switch.When single-chip microcontroller receives malfunction characteristic According to when, the programmable logic array is sent to after parsing, the programmable logic array by fault type state control decoding Device controls fault type switching switching to the state needed, so that controlling controllable transformer exports corresponding false voltage work Condition.
Feeder line Work condition analogue circuit essence is also relay, the relay by programmable logic array control, after The contact of electric appliance is electrically connected with the secondary of malfunction transformer, and the primary of malfunction transformer is connected with PT power supply.When When the fault type switching switching to the state needed, fault type switching switch is also connected to failure shape by relay The different location of state transformer secondary coil so that the malfunction transformer is in different no-load voltage ratios, and then controls PT electricity Source is exported to the voltage of the measured terminal, to simulate, live feeder line is normal and the electrical operating condition of various feeder lines of failure.
The feeder switch operating condition adaptive modeling device is all made of private cable and connect with tested switch PT and measured terminal.
The feeder automation intelligent tester includes test and management control host computer and signal source, host computer can be online The testing scheme for editing various feeder automation modes on the spot generates required various measurement condition status switches and control number According to issuing testing scheme to signal source and feeder switch operating condition adaptive modeling device.Host computer also receives measured terminal return Status data information, carries out test process control and status data information is shown, and generates test report.Signal source is according to upper Electrical operations and the fault condition analog datas such as the testing scheme output voltage electric current that machine issues and state information are to tested Terminal, and related remote measure and communication remote information and the troubleshooting relay protection function etc. for monitoring measured terminal are reported to upper Machine.
Referring to figure 5 and figure 6, type feeder automation switch terminal scene on the spot is provided in the embodiment of the present invention not have a power failure entirely Automatic test approach, this method include the uninterrupted power test method and type interconnection switch terminal on the spot of type block switch terminal on the spot Uninterrupted power test method.
Before carrying out above two test, need to carry out the establishment of testing scheme first, testing scheme is by several surveys Function composition is tried, each function includes several test modes, and the i.e. tested switch terminal of test mode is in normal operation or failure And locating a kind of electrical installation state in fault treating procedure, including voltage, current waveform locating for tested switch terminal etc. Analog quantity state and the division state of switch etc..After testing scheme is worked out, it can store or be uploaded in cloud platform on the spot.
The uninterrupted power test method of the block switch terminal of type on the spot the following steps are included:
Step 100, the on the spot type feeder automation switch tested in feeder automation intelligent tester or cloud platform selection Block switch testing program in type.
Step 101, it is loaded into the testing scheme of selection.
Step 102, check the setting of related state parameter whether and current tested switch terminal feeder automation definite value phase Symbol: as whether various test mode parameters be consistent with measured terminal definite value, applies its size of current of malfunction and it is lasting when Between whether be greater than terminal overcurrent definite value and trouble duration definite value, each state switching criterion (sentence by timing, delay time, voltage According to, electric current criterion, intake criterion, combinational logic criterion) it is whether corresponding with input etc..If be consistent, carry out in next step.
Step 103, check whether the panel switches for verifying testing scheme selection are consistent with live switch, without checking control Loop circuit and voltage class.
Step 104, feeder automation intelligent tester and feeder switch operating condition adaptive modeling device are connected to tested open Terminal is closed, PT power supply is disconnected into the connection with tested switch terminal, is forwarded to feeder switch operating condition adaptive modeling device, then access Tested switch terminal;Tested switch terminal is disconnected to the control loop line of scene switch, the control of tested switch terminal is returned Road is connected to feeder switch operating condition adaptive modeling device, and the CT of the current loop and tested switch terminal that disconnect scene switch is returned The current loop of feeder automation intelligent tester is connected to tested switch terminal by road, notices whether the circuit CT has open circuit to protect Shield.
Step 105, the distant simulation test of distribution feeder normal operation three: feeder automation intelligent tester is according to survey The distant status switch of the three of examination scheme, state when determining the test for the current signal for being applied to tested switch terminal, test electric current etc. The in-site measurement precision of electrical quantity and the uplink time of analog quantity telemetry system.It is surveyed by feeder switch operating condition adaptive modeling device It tries distant control function and switch changed position time, the performance indicators such as analog remote signaling displacement and remote signalling displacement uplink time, while also to logical Letter situation is tested.
Step 106, distribution feeder transient fault is tested: simulating power distribution network using feeder switch operating condition adaptive modeling device Each state of feeder line transient fault, to the block switch terminal on the non-boundary in fault section upstream during single shot reclosing Y time non-faulting border detection function after incoming call X time-delay closing time, combined floodgate, and be not latched processing function and tested.
Step 107, the non-boundary segmentation switch terminal test in fault section upstream in the case of distribution feeder permanent fault: make Each state that distribution feeder permanent fault is simulated with feeder switch operating condition adaptive modeling device, to the non-side in fault section upstream Boundary's block switch terminal is sent a telegram here Y time non-faulting border detection function after X time-delay closing time, combined floodgate during reclosing twice Can, and be not latched processing function and tested.
Step 108, it fault section upstream boundary block switch terminal test in the case of distribution feeder permanent fault: uses Feeder switch operating condition adaptive modeling device simulates distribution feeder permanent fault situation, to fault section upstream boundary block switch Terminal is come after X electricity time-delay closing time, combined floodgate during reclosing twice at Y time failure border detection function and locking Reason function is tested.
Step 109, it fault section downstream boundary block switch terminal test in the case of distribution feeder permanent fault: uses Feeder switch operating condition adaptive modeling device simulates each state of distribution feeder permanent fault, to fault section downstream boundary point Section switch terminal send a telegram here in short-term during reclosing twice residual voltage detection function and No switching on locking processing function surveyed Examination;Interconnection switch incoming call locking closing function in downstream is tested simultaneously.
Step 110, the non-boundary segmentation switch terminal test in fault section downstream in the case of distribution feeder permanent fault: make Each state is obtained with feeder switch operating condition adaptive modeling device simulation distribution feeder permanent fault, to the non-side in fault section downstream Boundary's block switch terminal non-faulting border detection function and is not latched processing function and is tested during reclosing twice;Together When to the downstream interconnection switch incoming call X time-delay closing time, after combined floodgate Y time non-faulting border detection function and be not latched processing function It can be carried out test.
Step 111, under distribution feeder transient fault the unrelated branch block switch terminal of fault section test: using feedback Wiretap operating condition adaptive modeling device simulate distribution feeder transient fault situation, to do not live through failure of the current section without It closes branch block switch terminal and non-faulting introductory path detection function and is not latched processing function during reclosing and is surveyed Examination.
Step 112, it the unrelated branch block switch terminal function test of fault section under distribution feeder permanent fault: uses Feeder switch operating condition adaptive modeling device simulates each state of distribution feeder permanent fault, is segmented to the unrelated branch of fault section Switch terminal non-faulting introductory path detection function during reclosing twice, and be not latched processing function and tested.
The uninterrupted power test method of the interconnection switch terminal of type on the spot the following steps are included:
Step 200, the on the spot type feeder automation switch tested in feeder automation intelligent tester or cloud platform selection Interconnection switch testing scheme in type.
Step 201, check the setting of related state parameter whether and current tested switch terminal feeder automation definite value phase Symbol: as whether various test mode parameters be consistent with measured terminal definite value, applies its size of current of malfunction and it is lasting when Between whether be greater than terminal overcurrent definite value and trouble duration definite value, each state switching criterion (sentence by timing, delay time, voltage According to, electric current criterion, intake criterion, combinational logic criterion) it is whether corresponding with input etc..If be consistent, carry out in next step.
Step 202, check whether the switchtype verified in testing scheme is consistent with live switch.
Step 203, feeder automation intelligent tester and feeder switch operating condition adaptive modeling device are connected to tested open Terminal is closed, PT power supply is disconnected into the connection with tested switch terminal, is forwarded to feeder switch operating condition adaptive modeling device, then access Tested switch terminal;Tested switch terminal is disconnected to the control loop line of scene switch, the control of tested switch terminal is returned Road is connected to feeder switch operating condition adaptive modeling device, and the CT of the current loop and tested switch terminal that disconnect scene switch is returned The current loop of feeder automation intelligent tester is connected to tested switch terminal by road, notices whether the circuit CT has open circuit to protect Shield.
Step 204, the distant simulation test of distribution feeder normal operation three: feeder automation intelligent tester is according to survey The distant status switch of the three of examination scheme, state when determining the test for the current signal for being applied to tested switch terminal, test electric current etc. The in-site measurement precision of electrical quantity and the uplink time of analog quantity telemetry system.It is surveyed by feeder switch operating condition adaptive modeling device It tries distant control function and switch changed position time, the performance indicators such as analog remote signaling displacement and remote signalling displacement uplink time, while also to logical Letter situation is tested.
Step 205, fault section downstream boundary interconnection switch terminal test under distribution feeder permanent fault: feeder line is used It switchs operating condition adaptive modeling device and simulates each state of distribution feeder permanent fault situation, fault section downstream boundary is got in touch with Switch terminal failure boundary during reclosing twice send a telegram here in short-term residual voltage detection function and locking processing function, side decompression Locking time-delay closing function is tested.
Step 206, the non-boundary interconnection switch terminal test in fault section downstream under distribution feeder permanent fault: feedback is used Wiretap operating condition adaptive modeling device simulates distribution feeder permanent fault situation, to the non-boundary interconnection switch in fault section downstream Terminal decompression time-delay closing function in side during reclosing is tested.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to include these modifications and variations.

Claims (3)

1. type feeder automation switch terminal scene does not have a power failure full-automatic testing method on the spot, which is characterized in that this method includes The uninterrupted power test method of type block switch terminal and on the spot the uninterrupted power test method of type interconnection switch terminal on the spot;
The uninterrupted power test method of the block switch terminal of type on the spot the following steps are included:
Segmentation in the tested feeder automation switchtype of type on the spot of feeder automation intelligent tester or cloud platform selection Switch testing scheme;
It is loaded into the testing scheme of selection;
The panel switches that select in exact p-value scheme and scene switch are consistent, and state parameter setting in testing scheme and After the feeder automation definite value of current tested switch terminal is consistent, by feeder automation intelligent tester and feeder switch operating condition from It adapts to simulator and is connected to tested switch terminal, PT power supply is disconnected into the connection with tested switch terminal, is forwarded to feeder switch Operating condition adaptive modeling device, then access tested switch terminal;The control loop line that tested switch terminal is switched to scene is disconnected, The control loop of tested switch terminal is connected to feeder switch operating condition adaptive modeling device, disconnects the current loop of scene switch With the circuit CT of tested switch terminal, the current loop of feeder automation intelligent tester is connected to tested switch terminal;
Feeder automation intelligent tester automatically completes following test according to testing scheme:
The distant simulation test of distribution feeder normal operation three;
The test of distribution feeder transient fault;
The non-boundary segmentation switch terminal test in fault section upstream in the case of distribution feeder permanent fault;
Fault section upstream boundary block switch terminal test in the case of distribution feeder permanent fault;
Fault section downstream boundary block switch terminal test in the case of distribution feeder permanent fault;
The non-boundary segmentation switch terminal test in fault section downstream in the case of distribution feeder permanent fault;
The test of the unrelated branch block switch terminal of fault section under distribution feeder transient fault;
The unrelated branch block switch terminal function test of fault section in the case of distribution feeder permanent fault;
The uninterrupted power test method of the interconnection switch terminal of type on the spot the following steps are included:
Contact in the tested feeder automation switchtype of type on the spot of feeder automation intelligent tester or cloud platform selection Switch testing scheme;
The panel switches that select in exact p-value scheme and scene switch are consistent, and state parameter setting in testing scheme and After the feeder automation definite value of current tested switch terminal is consistent, by feeder automation intelligent tester and feeder switch operating condition from It adapts to simulator and is connected to tested switch terminal, PT power supply is disconnected into the connection with tested switch terminal, is forwarded to feeder switch Operating condition adaptive modeling device, then access tested switch terminal;The control loop line that tested switch terminal is switched to scene is disconnected, The control loop of tested switch terminal is connected to feeder switch operating condition adaptive modeling device, disconnects the current loop of scene switch With the circuit CT of tested switch terminal, the current loop of feeder automation intelligent tester is connected to tested switch terminal;
Feeder automation intelligent tester automatically completes following test according to testing scheme:
The distant simulation test of distribution feeder normal operation three;
Fault section downstream boundary interconnection switch terminal test under distribution feeder permanent fault;
The non-boundary interconnection switch terminal test in fault section downstream under distribution feeder permanent fault;
Wherein, the feeder switch operating condition adaptive modeling device include single-chip microcontroller, programmable logic array, liquid crystal display, Input/output interface circuit, feeder line Work condition analogue circuit and self adaptive control interface circuit;
The single-chip microcontroller is electrically connected with liquid crystal display, input/output interface circuit and programmable logic array, described Feeder line Work condition analogue circuit and self adaptive control interface circuit are electrically connected with the programmable logic array, the feeder line operating condition Analog circuit is electrically connected with external PT power supply and measured terminal, and the self adaptive control interface circuit is electrically connected with measured terminal It connects, the input/output interface circuit is electrically connected with measured terminal.
The full-automatic testing method 2. type feeder automation switch terminal scene on the spot as described in claim 1 does not have a power failure, it is special Sign is, the distant simulation of distribution feeder normal operation three in the uninterrupted power test method of the block switch terminal of type on the spot Test, specifically: feeder automation intelligent tester determines according to three distant status switches of testing scheme and is applied to tested switch The uplink time of state, the in-site measurement precision of test electric current and analog quantity telemetry system when the test of the current signal of terminal, Distant control function and switch changed position time, analog remote signaling displacement and remote signalling displacement are tested by feeder switch operating condition adaptive modeling device Uplink time performance indicator, while also signal intelligence is tested;
The test of distribution feeder transient fault, specifically: distribution feeder is simulated using feeder switch operating condition adaptive modeling device Each state of transient fault, to the incoming call of the block switch terminal on the non-boundary in fault section upstream during single shot reclosing Y time non-faulting border detection function after X time-delay closing time, combined floodgate, and be not latched processing function and tested;
The non-boundary segmentation switch terminal test in fault section upstream in the case of distribution feeder permanent fault, specifically: use feedback Wiretap operating condition adaptive modeling device simulates each state of distribution feeder permanent fault, to the non-boundary in fault section upstream point Section switch terminal is sent a telegram here Y time non-faulting border detection function after X time-delay closing time, combined floodgate during reclosing twice, Processing function is not latched to be tested;
Fault section upstream boundary block switch terminal test in the case of distribution feeder permanent fault, specifically: use feeder line It switchs operating condition adaptive modeling device and simulates distribution feeder permanent fault situation, to fault section upstream boundary block switch terminal Come Y time failure border detection function after X electricity time-delay closing time, combined floodgate, and locking processing function during reclosing twice It can be carried out test;
Fault section downstream boundary block switch terminal test in the case of distribution feeder permanent fault, specifically: use feeder line The each state for switching operating condition adaptive modeling device simulation distribution feeder permanent fault opens the segmentation of fault section downstream boundary Close terminal send a telegram here in short-term during reclosing twice residual voltage detection function and No switching on locking processing function tested;Together When to downstream interconnection switch send a telegram here locking closing function test;
The non-boundary segmentation switch terminal test in fault section downstream in the case of distribution feeder permanent fault, specifically: use feedback Wiretap operating condition adaptive modeling device simulation distribution feeder permanent fault obtains each state, to the non-boundary in fault section downstream point Section switch terminal non-faulting border detection function and is not latched processing function and is tested during reclosing twice;It is right simultaneously The downstream interconnection switch incoming call X time-delay closing time, after combined floodgate Y time non-faulting border detection function and be not latched processing function into Row test;
The test of the unrelated branch block switch terminal of fault section under distribution feeder transient fault, specifically: it is opened using feeder line It closes operating condition adaptive modeling device and simulates distribution feeder transient fault situation, to not living through the unrelated branch of failure of the current section Road block switch terminal non-faulting introductory path detection function and is not latched processing function and is tested during reclosing;
The unrelated branch block switch terminal function test of fault section in the case of distribution feeder permanent fault, specifically: it uses Feeder switch operating condition adaptive modeling device simulates each state of distribution feeder permanent fault, is segmented to the unrelated branch of fault section Switch terminal non-faulting introductory path detection function during reclosing twice, and be not latched processing function and tested.
The full-automatic testing method 3. type feeder automation switch terminal scene on the spot as described in claim 1 does not have a power failure, it is special Sign is, the distant simulation of distribution feeder normal operation three in the uninterrupted power test method of the interconnection switch terminal of type on the spot Test, specifically: feeder automation intelligent tester determines according to three distant status switches of testing scheme and is applied to tested switch The uplink time of state, the in-site measurement precision of test electric current and analog quantity telemetry system when the test of the current signal of terminal, Distant control function and switch changed position time, analog remote signaling displacement and remote signalling displacement are tested by feeder switch operating condition adaptive modeling device Uplink time performance indicator, while also signal intelligence is tested;
Fault section downstream boundary interconnection switch terminal test under distribution feeder permanent fault, specifically: use feeder switch Operating condition adaptive modeling device simulates each state of distribution feeder permanent fault situation, to fault section downstream boundary interconnection switch Terminal failure boundary during reclosing twice send a telegram here in short-term residual voltage detection function and locking processing function, side no-voltage dead locking Time-delay closing function is tested;
The non-boundary interconnection switch terminal test in fault section downstream under distribution feeder permanent fault, specifically: it is opened using feeder line It closes operating condition adaptive modeling device and simulates distribution feeder permanent fault situation, to the non-boundary interconnection switch terminal in fault section downstream Decompression time-delay closing function in side is tested during reclosing.
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