CN106771762A - The distribution terminal closed loop detecting system and method with secondary injection are transmitted based on simulation - Google Patents
The distribution terminal closed loop detecting system and method with secondary injection are transmitted based on simulation Download PDFInfo
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- CN106771762A CN106771762A CN201611265355.9A CN201611265355A CN106771762A CN 106771762 A CN106771762 A CN 106771762A CN 201611265355 A CN201611265355 A CN 201611265355A CN 106771762 A CN106771762 A CN 106771762A
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- G—PHYSICS
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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Abstract
The present invention relates to a kind of distribution terminal closed loop detecting system and method transmitted based on simulation with secondary injection, remote signalling, remote measurement, distant control function and performance test are carried out based on three distant closed loop detection modules, tester, communication system, scene automation distribution terminal, test process design include test case set, the issuing of test case, the injection of test case, the feedback of test result and evaluation, the generation of test report.Detection based on distribution terminal closed loop detection technique to the distant function of distribution terminal three, can be used as the three of distribution automation project distant Accreditation Tools, it is relatively simple wiring process by by on-the-spot test work simplification, reduce the work difficulty of test site, fit through and form the concentration closed loop control that test report completes test in main station system closed loop detection module, the efficiency and accuracy of test are more improve, there is high application value for national following large-scale distribution network construction transformation.
Description
Technical field
The invention belongs to Distribution Automation Technology field, it is related to conventional three distant function closed loop detection techniques, it is especially a kind of
The distribution terminal closed loop detecting system and method with secondary injection are transmitted based on simulation.
Background technology
Distribution power automation terminal is for the switching station in low and medium voltage distribution network, block switch, ring main unit, distribution transformer on post
The monitoring of device, automatic circuit, circuit pressure regulator and reactive-load compensation capacitor and control, distribution power automation terminal with it is distribution network automated
Master station communication, the data needed for the control of distribution network operation and management are provided during normal operation, perform that main website provides to power distribution network
Equipment is adjusted the instruction of control；Fault address is realized during failure, automatic separating fault section recovers to non-faulting section
Power supply.Distribution power automation terminal equipment useful effect is fixed against the function of analog acquisition, digital data acquisition and controlled quentity controlled variable output,
Abbreviation remote measurement, remote signalling, remote control (three is distant) function.Three distant functions of distribution terminal and performance whether meet technical standard be distribution from
Dynamicization project success whether key.Electrical power distribution automatization system needs to network all of distribution terminal before formal putting into operation
Test, can be inspected by random samples in implementation process is installed afterwards, finally need to carry out on-the-spot test examination, be also required to during operation maintenance
Patrolled and examined.With becoming increasingly popular for electrical power distribution automatization system, requirement to three distant functional reliabilities also more and more higher, distribution from
The method of testing of three distant functions of dynamicization terminal device is urgently lifted.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of reasonable in design, convenient and practical, testing efficiency
High and accuracy strong the distribution terminal closed loop detecting system and method that are transmitted based on simulation with secondary injection.
The present invention solves its technical problem and takes following technical scheme to realize：
A kind of distribution terminal closed loop detecting system transmitted based on simulation with secondary injection, including three distant closed loop detection moulds
Block, communication system, tester and automation distribution terminal；
The three distant closed loop detection module is arranged on master station application server, for during three distant closed loop tests
Generation test model, and the test model comprising remote signalling and telemetry intelligence (TELINT) is tested by report with two distant closed-loop simulations by communication system
The form of text is handed down to tester；Be handed down to the analog signal of remote control certainly by communication system also by the three distant closed loop detection module
Dynamicization distribution terminal；The three distant closed loop detection module is additionally operable to distant close according to delivering to three on three distant test cases and distribution terminal
Three distant results of ring detection module are compared, and form closed loop test report；
The tester is used to receive and parse through the two distant closed-loop simulation test reports that described three distant closed loop detection modules are issued
Text, and dosage is carried out to automation distribution terminal according to the test model comprising remote signalling and telemetry intelligence (TELINT), it is automatically obtained itself distant
Letter and the parameter configuration of remote measurement simulated injection test；And according to the simulation distant injection of distribution power automation terminal two (i.e. remote measurement and remote signalling)
Test case method for prefabricating, respectively formed remote measurement test case and remote signalling test case, complete to it is described automation match somebody with somebody
Two distant analog quantity injections of electric terminals；
The distribution power automation terminal is used for after the two distant analog quantity injections of remote signalling, remote measurement for receiving tester, root
According to device action principle, the two distant analog quantity injecting datas that will be collected are transferred data to described by the stipulations of standard 101/104
Three distant closed loop detection modules, complete the closed loop test control of analog remote signaling, remote measurement；The distribution power automation terminal is additionally operable to receiving
After the analog signal of the remote control issued to three distant closed loop detection modules, according to the test case of analog automatization distribution terminal remote control
Method for prefabricating, forms the test case of remote control, and according to device action principle, operates the remote control contact of the tester, and by
Distribution terminal gathers remote control result data and transfers data to three distant closed loop detection modules by the stipulations of standard 101/104, completes mould
Intend the closed loop test control of remote control.
A kind of distribution terminal closed loop detection method transmitted based on simulation with secondary injection, is comprised the following steps：
The distant closed loop detection module of step 1, main website three is selected during three distant closed loop tests and generates test model, and
The test model comprising remote signalling and telemetry intelligence (TELINT) is handed down in the form of two distant closed-loop simulation test packets by communication system
Tester；
The analog signal of remote control is handed down to automation by the distant closed loop detection module of step 2, main website three by communication system matches somebody with somebody
Electric terminals；
Step 3, tester receive and parse through the two distant closed-loop simulation tests that the distant closed loop detection module of the main website three is issued
Message, and dosage is carried out to automation distribution terminal according to the test model comprising remote signalling and telemetry intelligence (TELINT), it is automatically obtained itself
Remote signalling and the parameter configuration of remote measurement simulated injection test；And it is pre- according to the test case of the simulation distant injection of distribution power automation terminal two
Method processed, forms the test case of remote measurement and the test case of remote signalling respectively, completes to the two distant of the automation distribution terminal
Analog quantity is injected；
Step 4, distribution power automation terminal after the two distant analog quantitys injections for receiving the remote signalling of tester, remote measurement, according to
Device action principle, the two distant analog quantity injecting datas that will be collected transfer data to the master by the stipulations of standard 101/104
Stand three distant closed loop detection modules, complete the closed loop test control of analog remote signaling, remote measurement；
Step 5, distribution power automation terminal are receiving the analog signal of the remote control that the distant closed loop detection module of main website three is issued
Afterwards, according to the test case method for prefabricating of analog automatization distribution terminal remote control, the test case of remote control is formed, and according to equipment
Operating principle, operates the remote control contact of the tester, and pass through standard 101/104 by distribution terminal collection remote control result data
Stipulations transfer data to the distant closed loop detection module of main website three, complete the closed loop test control of analog telecommand；
Step 6, by the distant closed loop detection module of main website three according to three distant test cases of remote measurement, remote signalling and remote control and distribution end
The three distant results that main website is delivered on end are compared, and form closed loop test report.
And, the test case method for prefabricating of the distant injection of analog automatization distribution terminal two of the step 3 is：Realize bag
Include the test of voltage x current elementary error, the test of power elementary error, frequency elementary error is tested, a-c cycle change influence is surveyed
The remote measurement test of examination, vdct and excessively stream alarm test；Realization includes that the test of remote signalling state correctness, remote signalling stabilization are surveyed
The remote signalling of examination and remote signalling resolution test is tested.
And, the test case method for prefabricating of the analog automatization distribution terminal remote control of the step 5 is：Realize on distant
Control performs the remote-controlled test of correctness test.
Advantages and positive effects of the present invention are：
1st, the present invention provides a kind of distribution terminal closed loop detection method transmitted based on simulation with secondary injection, distant based on three
Closed loop detection module, tester, communication system and scene automation distribution terminal carry out remote signalling, remote measurement, distant control function and performance
The system architecture of test, test process include test case set, the issuing of test case, the injection of test case, test knot
The feedback of fruit and evaluation and the partial content of generation five of test report.Based on distribution terminal closed loop detection method to power distribution automation
The detection of the distant function of terminal three, can be as the three of distribution automation project distant Accreditation Tools, by by on-the-spot test work simplification
It is relatively simple wiring process, reduces the work difficulty of test site, fits through in main station system closed loop detection module
The concentration closed loop control that test report completes test is formed, the efficiency and accuracy of test is more improve, for national future
Large-scale distribution network construction transformation has high application value.
2nd, the present invention automates distribution terminal-tester-master based on Master Station Software module-communication system-tester-scene
The three distant function closed loop detecting systems stood, it is proposed that the whole process method of the distant closed loop of distribution terminal three detection is connected to from hardware.
3rd, the present invention proposes the distant injection of pseudo-terminal two and the test case method for prefabricating of remote control, is tried by three remote measurements
Main website use-case is prefabricated, realizes leading role of the main website to three distant closed loop detections.
Brief description of the drawings
Fig. 1 is distribution terminal closed loop detecting system logic function Organization Chart of the invention；
Fig. 2 is distribution terminal closed loop detection network topology wiring diagram of the invention；
Fig. 3 is distribution terminal closed loop detection method flow chart of the invention.
Specific embodiment
The embodiment of the present invention is described in further detail below in conjunction with accompanying drawing：
The present invention proposes a kind of distribution terminal closed loop detecting system and method transmitted based on simulation with secondary injection, should
Distribution terminal closed loop detecting system includes：Three distant closed loop detection modules, tester, communication system and scene automation distribution end
End；For carrying out remote signalling, remote measurement, distant control function and performance test to distribution power automation terminal, the invention allows for simulation two
Distant injection and the test case method for prefabricating and the closed loop detection method suitable for distribution terminal of remote control trigger.
A kind of distribution terminal closed loop detecting system transmitted based on simulation with secondary injection, as shown in Figure 1, Figure 2 and Figure 3,
The distribution terminal closed loop detecting system is based on Master Station Software module-communication system-tester-on-site terminal-tester-main website
Three distant function closed loop detection architecture frameworks, including three distant closed loop detection modules, communication system, tester and automation distribution end
End；
The three distant closed loop detection module (i.e. Master Station Software module) is arranged on master station application server, for distant three
Generate test model during closed loop test, and by communication system by the test model comprising remote signalling and telemetry intelligence (TELINT) with two
The form of distant closed-loop simulation test packet is handed down to tester；The three distant closed loop detection module also passes through communication system by remote control
Analog signal is handed down to automation distribution terminal；The three distant closed loop detection module is additionally operable to according to three distant test cases and distribution
The three distant results that three distant closed loop detection modules are delivered in terminal are compared, and form closed loop test report；
The tester is used to receive and parse through the two distant closed-loop simulation test reports that described three distant closed loop detection modules are issued
Text, and dosage is carried out to automation distribution terminal according to the test model comprising remote signalling and telemetry intelligence (TELINT), it is automatically obtained itself distant
Letter and the parameter configuration of remote measurement simulated injection test；And according to the simulation distant injection of distribution power automation terminal two (i.e. remote measurement and remote signalling)
Test case method for prefabricating, respectively formed remote measurement test case and remote signalling test case, complete to it is described automation match somebody with somebody
Two distant analog quantity injections of electric terminals；
The distribution power automation terminal is used for after the two distant analog quantity injections of remote signalling, remote measurement for receiving tester, root
According to device action principle, the two distant analog quantity injecting datas that will be collected are transferred data to described by the stipulations of standard 101/104
Three distant closed loop detection modules, complete the closed loop test control of analog remote signaling, remote measurement；The distribution power automation terminal is additionally operable to receiving
After the analog signal of the remote control issued to three distant closed loop detection modules, according to the test case of analog automatization distribution terminal remote control
Method for prefabricating, forms the test case of remote control, and according to device action principle, operates the remote control contact of the tester, and by
Distribution terminal gathers remote control result data and transfers data to three distant closed loop detection modules by the stipulations of standard 101/104, completes mould
Intend the closed loop test control of remote control；
In the present embodiment, the tester is distribution terminal on-spot tester, and the distribution terminal on-spot tester is used
The realization of packet sending and receiving mechanism is interacted with the three of power distribution automation main station distant closed loop detection modules.Distribution terminal on-spot tester leads to
The test model that parsing main website is issued is crossed, corresponding analog quantity, on-off model is produced, to check the three of distribution power automation terminal
Distant function.
A kind of distribution terminal closed loop detection method transmitted based on simulation with secondary injection, as shown in Figure 1, Figure 2 and Figure 3,
Comprise the following steps：
The distant closed loop detection module of step 1, main website three is selected during three distant closed loop tests and generates test model, and
The test model comprising remote signalling and telemetry intelligence (TELINT) is handed down in the form of two distant closed-loop simulation test packets by communication system
Tester；
The analog signal of remote control is handed down to automation by the distant closed loop detection module of step 2, main website three by communication system matches somebody with somebody
Electric terminals；
Step 3, tester receive and parse through the two distant closed-loop simulation tests that the distant closed loop detection module of the main website three is issued
Message, and dosage is carried out to automation distribution terminal according to the test model comprising remote signalling and telemetry intelligence (TELINT), it is automatically obtained itself
Remote signalling and the parameter configuration of remote measurement simulated injection test；And according to simulation distribution power automation terminal two distant injection (i.e. remote measurement and distant
Letter) test case method for prefabricating, respectively formed remote measurement test case and remote signalling test case, complete to the automation
Two distant analog quantity injections of distribution terminal；
The test case method for prefabricating of the distant injection of analog automatization distribution terminal two of the step 3 is：Realization includes electricity
It is the test of current voltage elementary error, the test of power elementary error, the test of frequency elementary error, a-c cycle change influence test, straight
The remote measurement test of stream voltage tester and excessively stream alarm test；Realization include remote signalling state correctness test, remote signalling stabilization test and
The remote signalling test of remote signalling resolution test.
Step 4, distribution power automation terminal after the two distant analog quantitys injections for receiving the remote signalling of tester, remote measurement, according to
Device action principle, the two distant analog quantity injecting datas that will be collected transfer data to the master by the stipulations of standard 101/104
Stand three distant closed loop detection modules, complete the closed loop test control of analog remote signaling, remote measurement；
Step 5, distribution power automation terminal are receiving the analog signal of the remote control that the distant closed loop detection module of main website three is issued
Afterwards, according to the test case method for prefabricating of analog automatization distribution terminal remote control, the test case of remote control is formed, and according to equipment
Operating principle, operates the remote control contact of the tester, and pass through standard 101/104 by distribution terminal collection remote control result data
Stipulations transfer data to the distant closed loop detection module of main website three, complete the closed loop test control of analog telecommand；
The test case method for prefabricating of the analog automatization distribution terminal remote control of the step 5 is：Realization is held on remote control
The remote-controlled test of row correctness test.
Step 6, by the distant closed loop detection module of main website three according to three distant test cases of remote measurement, remote signalling and remote control and distribution end
The three distant results that main website is delivered on end are compared, and form closed loop test report.
It is prefabricated to remote measurement test case method for prefabricating, remote signalling test case method for prefabricating and remote-controlled test use-case separately below
Method is described in detail：
1st, remote measurement test case method for prefabricating
1) voltage x current elementary error test in remote measurement test：
Main website test case specifies the output of tester, and the frequency for keeping input electricity is 50Hz, and harmonic component is 0, according to
It is secondary apply input voltage rated value 60%, 80%, 100%, 120% and input current rated value 5%, 20%, 40%,
60%th, 80%, 100%, 120% and 0.Main website reads distribution terminal measured value Uo and Io, voltage elementary error Eu and electric current base
This error E i should be maintained in ± 0.5% error range.
2) power elementary error test in remote measurement test：
Main website test case specifies the output of tester, and holding input voltage is rated value, and frequency is 50Hz, changes input
Electric current is 5%, 20%, 40%, 60%, 80%, the 100% of rated value, and main website reads the measurement wattful power sent on distribution terminal
Rate Pi, reactive power Q i values, and issue use-case and be compared, active power elementary error Ep and reactive power elementary error Eq should
Maintain in ± 1% error range.
3) frequency elementary error test in remote measurement test：
Main website reads the frequency values sent on distribution terminal, and issues use-case and be compared, it is desirable to：Error≤±
0.02Hz。
4) a-c cycle change influence test in remote measurement test：
Main website test case specifies the output of tester, and the frequency values for changing injection rate are respectively 47.5Hz and 52.5Hz,
The sampled value of voltage x current is measured successively, and error is maintained in ± 0.5% error range.Tester bringing device overcurrent protection
The electric current of definite value * 1.05, the duration examines fault time more than distribution terminal, and terminal should produce corresponding excessively stream alarm SOE.
5) vdct and excessively stream alarm test in remote measurement test：
Main website test case specifies the output of tester, and tester applies direct current to distribution terminal DC quantity collection port
Amount, distribution terminal should be able to gather DC quantity, and error is maintained in ± 0.5% error range.
2nd, remote signalling test case method for prefabricating
1) remote signalling state correctness test in remote signalling test：
Main website test case specifies the output of tester, stirs in tester any experiment opening all the way on quantity of state simulator
Close, it should be observed that given in whole distribution end signal corresponding thereto change, and with toggle switch state consistency, by mistake hair, do not leak hair,
Repeat above-mentioned experiment more than 10 times.
2) test of remote signalling stabilization and remote signalling resolution test in remote signalling test：
Main website test case specifies the output of tester, and measured terminal is less than when the amount of the outputing duration of tester output
During stabilization time definite value, terminal should not produce the remote signalling input quantity and SOE signals；Conversely, distribution terminal should produce the remote signalling defeated
Enter amount and SOE signals.Change definite value and input signal, experiment is repeated 5 times the above.
Main website test case specifies the output of tester, and the two-way of tester is outputed into output is connected to the two of measured terminal
On line state amount input terminal, the two-way output setting regular hour is postponed, the value should be not more than 5ms (adjustable), distribution end
End should be able to the correctly conversion of dispaly state and actuation time, switch changed position logout should be consistent with delay time value is set.Examination
Test and be repeated 5 times the above.
3rd, the method for prefabricating of remote-controlled test use-case
Main website issues division control command to distribution terminal according to order that is preset, returning to school, perform, and distribution terminal should be correct
Perform separating brake or order of closing a floodgate.Experiment is repeated 10 times, and successful rate of remote control should be 100%.
Of the invention being transmitted based on simulation is examined with the distribution terminal closed loop of secondary injection below by specific implementation example
Survey method and operating process are further elaborated：
A kind of distribution terminal closed loop detection method transmitted based on simulation with secondary injection, as shown in figure 3, including following step
Suddenly：
Step 1, workout system test model and testing scheme in main website, each distribution terminal in allocation project scene
The IP address of on-spot tester；
Step 2, according to shown in Fig. 2 distribution terminal closed loop detect network topology wiring diagram, connect each distribution terminal show
Three distant wiring between field tester and corresponding automation distribution terminal；And distribution terminal on-spot tester is passed through scene
Communication system (such as ONU) to be networked and set up the connection that communicates with main website.
Step 3, each distribution terminal on-spot tester are connected automatically to main website, are surveyed to main website registration distribution terminal scene
The corresponding switch of examination instrument, main website returns to the corresponding switch names of correspondence switch number, and each distribution terminal on-spot tester will be respective
Switch names be displayed on interface.
The distant closed loop test module of step 4, distribution main website three issues distant (remote signalling, remote measurement) the test case name of two for will performing
Claim and cycle tests gives distribution terminal on-spot tester, including the time of execution, after tester parsing use-case, generate corresponding
Remote measurement (voltage, electric current dosage) is measured and remote signalling amount, by delivering to master in 104 or 101 stipulations after being gathered by automation distribution terminal
Stand.
The distant closed loop test module of step 5, distribution main website three issues guidance command to distribution terminal, and distribution terminal is to portable
The analog switch of distribution terminal on-spot tester is remotely controlled operation, the respective switch node home position change letter of tester
Number, remote signalling displacement information is collected by distribution terminal, to deliver to main website in 104 or 101 stipulations.Remote-controlled test process includes remote control
The preset confirmation of preset, remote control, remote control execution, remote control perform confirmation, and all succeed then remote control success.
Step 6, it is compared according to the three distant results that main website is delivered in test case and distribution terminal by main website, formation is closed
Ring test reports that as a result basis for estimation is shown in the test case method for prefabricating of the distant injection of analog automatization distribution terminal two and remote control.
It is emphasized that embodiment of the present invention is illustrative, rather than limited, therefore present invention bag
The embodiment for being not limited to described in specific embodiment is included, it is every by those skilled in the art's technology according to the present invention scheme
The other embodiment for drawing, also belongs to the scope of protection of the invention.
Claims (4)
- It is 1. a kind of that distribution terminal closed loop detecting system with secondary injection is transmitted based on simulation, it is characterised in that：Distant closed including three Ring detection module, communication system, tester and automation distribution terminal；The three distant closed loop detection module is arranged on master station application server, for being generated during three distant closed loop tests Test model, and by communication system by the test model comprising remote signalling and telemetry intelligence (TELINT) with two distant closed-loop simulation test packets Form is handed down to tester；The analog signal of remote control is also handed down to automation by the three distant closed loop detection module by communication system Distribution terminal；The three distant closed loop detection module is additionally operable to according to delivering to three distant closed loops inspections on three distant test cases and distribution terminal The three distant results for surveying module are compared, and form closed loop test report；The tester is used to receive and parse through the two distant closed-loop simulation test packets that described three distant closed loop detection modules are issued, and Dosage is carried out to automation distribution terminal according to the test model comprising remote signalling and telemetry intelligence (TELINT), itself remote signalling and distant is automatically obtained Survey the parameter configuration of simulated injection test；And according to the test case method for prefabricating of the simulation distant injection of distribution power automation terminal two, The test case of remote measurement and the test case of remote signalling are formed respectively, complete the two distant analog quantity notes to the automation distribution terminal Enter；The distribution power automation terminal is used for after the two distant analog quantitys injections for receiving the remote signalling of tester, remote measurement, according to setting Standby operating principle, it is distant that the two distant analog quantity injecting datas that will be collected transfer data to described three by the stipulations of standard 101/104 Closed loop detection module, completes the closed loop test control of analog remote signaling, remote measurement；The distribution power automation terminal is additionally operable to receiving three After the analog signal of the remote control that distant closed loop detection module is issued, the test case according to analog automatization distribution terminal remote control is prefabricated Method, forms the test case of remote control, and according to device action principle, operates the remote control contact of the tester, and by distribution Terminal gathers remote control result data and transfers data to three distant closed loop detection modules by the stipulations of standard 101/104, completes simulation distant The closed loop test control of control.
- 2. a kind of detection transmitted based on simulation with the distribution terminal closed loop detecting system of secondary injection as claimed in claim 1 Method, it is characterised in that：Comprise the following steps：The distant closed loop detection module of step 1, main website three is selected during three distant closed loop tests and generates test model, and is passed through Test model comprising remote signalling and telemetry intelligence (TELINT) is handed down to test by communication system in the form of two distant closed-loop simulation test packets Instrument；The analog signal of remote control is handed down to automation distribution end by the distant closed loop detection module of step 2, main website three by communication system End；Step 3, tester receive and parse through the two distant closed-loop simulation test packets that the distant closed loop detection module of the main website three is issued, And according to the test model comprising remote signalling and telemetry intelligence (TELINT) to automation distribution terminal carry out dosage, be automatically obtained itself remote signalling and The parameter configuration of remote measurement simulated injection test；And according to the prefabricated side of test case of the simulation distant injection of distribution power automation terminal two Method, forms the test case of remote measurement and the test case of remote signalling respectively, completes the two distant simulations to the automation distribution terminal Amount injection；Step 4, distribution power automation terminal after the two distant analog quantitys injections for receiving the remote signalling of tester, remote measurement, according to equipment Operating principle, the two distant analog quantity injecting datas that will be collected transfer data to the main website three by the stipulations of standard 101/104 Distant closed loop detection module, completes the closed loop test control of analog remote signaling, remote measurement；Step 5, distribution power automation terminal after the analog signal for receiving the remote control that the distant closed loop detection module of main website three is issued, root According to the test case method for prefabricating of analog automatization distribution terminal remote control, the test case of remote control is formed, and according to device action Principle, operates the remote control contact of the tester, and pass through the stipulations of standard 101/104 by distribution terminal collection remote control result data The distant closed loop detection module of main website three is transferred data to, the closed loop test control of analog telecommand is completed；In step 6, three distant test cases and distribution terminal by the distant closed loop detection module of main website three according to remote measurement, remote signalling and remote control The three distant results for delivering to main website are compared, and form closed loop test report.
- 3. a kind of inspection transmitted based on simulation with the distribution terminal closed loop detecting system of secondary injection according to claim 2 Survey method, it is characterised in that：The test case method for prefabricating of the distant injection of analog automatization distribution terminal two of the step 3 is： Realization includes the test of voltage x current elementary error, the test of power elementary error, the test of frequency elementary error, a-c cycle change shadow Ring the remote measurement test of test, vdct and excessively stream alarm test；Realization includes that the test of remote signalling state correctness, remote signalling are prevented The remote signalling for trembling test and remote signalling resolution test is tested.
- 4. a kind of according to Claims 2 or 3 transmits distribution terminal closed loop detecting system with secondary injection based on simulation Detection method, it is characterised in that：The test case method for prefabricating of the analog automatization distribution terminal remote control of the step 5 is： Realize being performed on remote control the remote-controlled test of correctness test.
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