CN106353624A - Power distribution automation power-outage-free debugging equipment and working method thereof - Google Patents
Power distribution automation power-outage-free debugging equipment and working method thereof Download PDFInfo
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- CN106353624A CN106353624A CN201610919251.9A CN201610919251A CN106353624A CN 106353624 A CN106353624 A CN 106353624A CN 201610919251 A CN201610919251 A CN 201610919251A CN 106353624 A CN106353624 A CN 106353624A
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000012360 testing method Methods 0.000 claims abstract description 76
- 238000004891 communication Methods 0.000 claims abstract description 11
- 230000000007 visual effect Effects 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 8
- 238000013461 design Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
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- 230000008859 change Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements 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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Abstract
The invention provides power distribution automation power-outage-free debugging equipment and a working method thereof, relates to a power equipment debugging device, and in particular relates to a debugging device for a power distribution automation main station and a power distribution terminal and a working method of the debugging device. The invention provides the power distribution automation power-outage-free debugging equipment which requires a small number of personnel, is high in safety and easy for wire connection and cannot affect power supplying (no power outage) of a power grid during testing, and a working method of the power distribution automation power-outage-free debugging equipment. An industrial control main board and a core control board are respectively fixed in a shell, and the industrial control main board is connected with the core control board through a communication line; a power board is fixed in the shell, and the power board is connected with the industrial control main board and the core control board respectively through power lines so as to supply power to the industrial control main board and the core control board; and a power socket is arranged on the power board and is connected with an external power supply. The whole power distribution automation power-outage-free debugging equipment is small in size and is portable, the number of required personnel is small, and the original operation and maintenance electric protection work cannot be affected.
Description
Technical field
The present invention relates to a kind of power equipment debugging apparatus, more particularly, to a kind of distribution automation main website and distribution terminal
Debugging apparatus and its method of work.
Background technology
Under normal circumstances, bis- circle 220v alternating current power supplys of the pt of ring main unit pass through the power management mould of distribution terminal (dtu)
Block carries out patten transformation, and to obtain the direct current 24v working power that distribution terminal (dtu) uses, distribution terminal (dtu) is provided with interior
The accumulator put, its built-in accumulator can store direct current energy, the direct current energy of deposit can in the case of ac voltage losing,
There is provided direct current 24v power supply in short period, thus cooperation completes remote measurement, communication and the electric energy required for remote signaling function.In addition, ring
Bis- circle 220v alternating current power supplys of the pt of net cabinet can access ups uninterrupted power source, and when there is accident power-off, pt loses because of primary side
Pressure, ups uninterrupted power source will send warning, and provides ac working power supply for distribution terminal at short notice.But electric power storage
DC source that pond provides and the alternating current power supply that ups uninterrupted power source provides have time-bounded, and can not carry larger load,
Therefore cannot the interior for a long time need for electricity ensureing whole ring main unit and distribution terminal (dtu) debugging efforts.So, in ring main unit
Side apparatus of pt no electricity when, pt secondary side cannot provide work and the tune of high-quality ring main unit and distribution terminal (dtu)
Examination power supply.
State Intellectual Property Office 2015-7-15 discloses an entitled " tune for distribution automation main website and distribution terminal
Trial assembly is put ", the application for a patent for invention of Application No. 2015102232239, disclose a kind of distribution automation main website with distribution eventually
The debugging apparatus at end, including power distribution cabinet, the input terminal in power distribution cabinet is connected with outer power supply source, and the lead-out terminal in power distribution cabinet is even
Be connected to ups uninterrupted power source, the outfan of ups uninterrupted power source is connected with power management module, power management module connect to
Power distribution cabinet, power management module is also associated with accumulator and distribution terminal, and distribution terminal is connected with debugging main website；In power distribution cabinet
When primary side is no pressed, outer power supply source is relied on to start the voltage circuit in power distribution cabinet it is ensured that correlation distribution network terminal reliably working and connection
Adjust joint-trial, solve the problems, such as that the early stage distribution terminal setting at the beginning of primary equipment power failure or switchgear cannot start, can
Under any circumstance, rely on external power source, complete required signal debugging and switch breaking-closing operating, thus the equipment that accelerates is adjusted
The process that test is received, has important practical significance to distribution automation equipment construction O＆M.However, it is desirable under power down mode
Operated, wiring is complicated, misconnection, misconnection easily, not only affect stability and the power grid security powered, be also easy to appearance
Security incident, threatens personal safety.And overstaffed, the normal O＆M order of impact needing when being tested, it is unfavorable for electricity
Net is stable.
Content of the invention
The present invention is directed to problem above, there is provided a kind of required personnel are few, security performance is high, wiring is simple, in the test phase
Between do not affect a kind of power power distribution automation of (not power-off) of electrical network and do not have a power failure commissioning device and its method of work.
The technical scheme is that a kind of power distribution automation does not have a power failure commissioning device, including industrial control mainboard and core control
Making sheet, described industrial control mainboard and core control panel are individually fixed in inside the shell, and described industrial control mainboard is led to described core control panel
Cross order wire to be connected；
Described inside the shell is fixed with power panel, described power panel pass through power line respectively with described industrial control mainboard and core control panel
Connection, is industrial control mainboard and core control panel is powered；
Described power panel is provided with outlet, and described outlet is connected with external power source；
Described core control panel is connected with described Current amplifier plate by holding wire, and described Current amplifier plate passes through described power line
It is connected with described power panel, described Current amplifier plate connects described outfan；
Also include analog switch, described analog switch is connected by holding wire with described core control panel.
Described analog switch includes one group of chopper, and described chopper is placed in described inside the shell, and controls with described core
Plate is connected by holding wire.
Described analog switch includes signal generator, and described signal generator is placed in described inside the shell and is connected by holding wire
Connect described core control panel.
Described industrial control mainboard is connected with described display；
Described shell is provided with visual windows, and described display is fixed in described visual windows.
Described shell is provided with handle, front panel and rear board, and described handle is fixed on the side wall of described shell；
Described front panel and rear board are symmetrically fixed on the housing；
Described front panel is provided with visual windows, and described display is fixed in visual windows；
Described rear board is provided with exhaust fan, and described exhaust fan is connected with described power panel.
Described inside the shell is provided with accumulator, and described accumulator is connected with described power panel by power line, described accumulator
It is provided with charging inlet；
Described enclosure is provided with transformator, and the secondary side of described transformator is connected with described charging inlet, described transformator
Primary side is connected with electrical network.
A kind of power distribution automation do not have a power failure commissioning device method of work it is characterised in that working as follows:
1) start shooting；
2) User logs in；
3) preparation before testing；
4) test；
5) check test result；
6) test ending, terminates.
The method of described step 4) test is:
4.1) parameter setting, setting voltage magnitude, voltage-phase and three definite value settings of electric voltage frequency are carried out, setting electric current is protected
Shield definite value and time delay definite value；
4.2) arrange parameter is verified, if in prescribed limit, goes to step 4.3), if not in prescribed limit, return
Return step 4.1), Reparametrization；
4.3) actual operation parameters of Devices to test are read；
4.4) whether detection communication is unimpeded, if communication failure, goes to step 4.8), stop to detect and overhaul, if communication not fault,
Go to step 4.5)；
4.5) start self-test；
4.6) carry out design parameter test；
4.7) whether discriminating test result is qualified, if qualified, goes to step 4.9), if unqualified, go to step 4.8)；
4.8) send alarm prompt；
4.9) carry out parameters test；
4.10) determining whether to complete to test, if completing to test, going to step 4.11), if not yet completing to test, go to step 4.2)；
4.11) generate test report, finish.
Devices to test (control section of terminal) is connected to analog switch, the action part of terminal when using by the present invention
(reality is connected with electrical network, controls the part of electrical network break-make) is in "on" position (i.e. electrical network not power-off in test process) and utilizes
The action part of analog switch replacement terminal is to Devices to test sending signal so as to examining in the state of electrical network not power-off
Survey Devices to test performance.By the use of signal generator as analog switch, substitute chopper, be placed in described inside the shell and pass through signal
Line connects described core control panel.For alleviator weight, reduce device volume, send high/low electricity using signal generator
Ordinary mail mimic-disconnecting switch divide-shut brake, reduces connection so that wiring is simple, and can be according to difference using signal generator
The different aspect of environmental selection, overcome and only only have on/off both of which, applied range using chopper, fit
Should different occasion demands.Using electrical network, device is powered in test site it is not necessary to carry unnecessary part, is easy to work
Personnel carry, and avoid the situation power-off in test process simultaneously.Convenient use.Only needing in test process will be to be measured
Device is connected with analog switch, and the mode of connection is simple, and in test process is isolated test system with terminal, that is, tested
Journey is not affected by electrical network forceful electric power, and security incident is few, and personal safety is secure.Because single unit system small volume is easy to carry,
Do not need several staff to work in coordination with to complete, required personnel are few, do not interfere with original O＆M and protect electricity work.
Brief description
Fig. 1 is the structural representation of the present invention,
Fig. 2 is the rearview of Fig. 1,
Fig. 3 is internal structure schematic diagram of the present invention,
Fig. 4 is back panel wiring block diagram of the present invention,
Fig. 5 is workflow diagram of the present invention,
Fig. 6 is the particular flow sheet of test in the present invention；
In figure 1 is shell, and 2 is front panel, and 3 is rear board, and 4 is handle, and 5 is display, and 6 is industrial control mainboard, and 7 is accumulator, 8
It is exhaust fan, 9 is analog switch, 10 is core control panel, 11 is Current amplifier plate, and 12 is power panel.
Specific embodiment
The present invention is that a kind of power distribution automation does not have a power failure commissioning device, including industrial control mainboard 6 and core control as Figure 1-4
Making sheet 10, described industrial control mainboard 6 and core control panel 10 are individually fixed in shell 1, described industrial control mainboard 6 and described core control
Making sheet 10 is passed through order wire and is connected；For the information exchange between industrial control mainboard 6 and described core control panel 10, user is passed through
Display 5(touch screen) information that is input to industrial control mainboard 6 shared with core control panel 10, device is fed back to core simultaneously
The information transfer of panel 10 is easy to staff directly perceived to industrial control mainboard 6 so that information can show on display 5
Solution.
Be fixed with power panel 12 in described shell 1, described power panel 12 pass through power line respectively with described industrial control mainboard 6 and
Core control panel 10 connects, and is industrial control mainboard 6 and core control panel 10 is powered；Power panel 12 is provided with some power interfaces, is
Plant running provides power supply, and power panel 12 also can easily be fixed in shell 1 simultaneously, reduces device volume and weight.
Described power panel 12 is provided with outlet, and described outlet is connected with external power source；Power panel itself is not
There is storage function, be connected with external power source by power line, the electric energy that external power source is exported is converted to device job demand
Electric energy.
Described core control panel 10 is connected with described Current amplifier plate 11 by holding wire, and described Current amplifier plate 11 passes through
Described power line is connected with described power panel 12, and described Current amplifier plate 11 connects described outfan；
Also include analog switch 9, described analog switch 9 is connected by holding wire with described core control panel 10.By analog switch 9
Action message core control panel 10 is transferred to by holding wire, compare test with the signal of test system feedback.
Described analog switch 9 includes one group of chopper, and described chopper is placed in described shell 1, and with described core control
Making sheet 10 is connected by holding wire.Chopper is provided with chromacoder, and the conjunction of chopper/separating brake information is converted into electric current
Signal is simultaneously transferred to core control panel 10 by holding wire, and being compared by core control panel 10, it is faulty to determine whether.
Described analog switch 9 includes signal generator, and described signal generator is placed in described shell 1 and passes through holding wire
Connect described core control panel 10.For alleviator weight, reduce device volume, open circuit can be substituted with signal generator
Device, sends high/low level signal mimic-disconnecting switch divide-shut brake using signal generator, reduces connection so that wiring is simple,
And can be overcome and only only had using chopper according to the different aspect of different environmental selections using signal generator
On/off both of which, applied range, adapt to different occasion demands.
When using, Devices to test (control section of terminal) is connected to analog switch, the action part of terminal is (actual
It is connected with electrical network, control the part of electrical network break-make) it is in "on" position (i.e. electrical network not power-off in test process) using simulation
The action part of switch in place terminal is treated so as to detecting in the state of electrical network not power-off to Devices to test sending signal
Measurement equipment performance.
Described industrial control mainboard 6 is connected with described display 5；Described shell is provided with visual windows, and described display is fixed
In described visual windows.The object information needing the parameter information and feedback setting is shown in display 5 by industrial control mainboard 6
On, it is easy to staff's understanding directly perceived and arrange.
Described shell 1 is provided with handle 4, front panel 2 and rear board 3, and described handle 4 is fixed on the side wall of described shell 1
On；It is easy to staff's mobile device, the mobility of intensifier and portability.
Described front panel 2 and rear board 3 are symmetrically fixed on described shell 1；Described front panel 2 is provided with visual windows,
Described display 5 is fixed in visual windows；Described rear board 3 is provided with exhaust fan 8, described exhaust fan 8 and described power panel
12 connections.Front panel 2 and rear board 3 are detachably mounted on shell, maintenance easy to disassemble.Exhaust fan 8 is had on rear board, just
In device radiation, it is to avoid high temperature affects the degree of accuracy of device stability and test result.
It is provided with accumulator 7, described accumulator 7 is connected with described power panel 12 by power line, described storage in described shell 1
Battery 7 is provided with charging inlet；Civil power (220v) can be directly utilized to be charged, using storage in the case of not possessing power supply
Battery 7 is powered to device, convenient, fast.
Described enclosure is provided with transformator, and the secondary side of described transformator is connected with described charging inlet, described transformation
The primary side of device is connected with electrical network.Device is powered using electrical network in test site it is not necessary to carry unnecessary part, just
Carry in staff, avoid the situation that power-off occurs in test process simultaneously.Convenient use.
As seen in figs. 5-6, it is that a kind of power distribution automation does not have a power failure the method for work of commissioning device, work as follows:
1) start shooting；
2) User logs in；
3) preparation before testing；
4) test；
4.1) parameter setting, setting voltage magnitude, voltage-phase and three definite value settings of electric voltage frequency are carried out, setting electric current is protected
Shield definite value and time delay definite value；
4.2) arrange parameter is verified, if in prescribed limit, goes to step 4.3), if not in prescribed limit, return
Return step 4.1), Reparametrization；Avoid parameter setting erroneous effects test result.
4.3) read Devices to test actual operation parameters；Utilize the current signal simulating grid that Current amplifier plate produces
State during operation, detection test system such that it is able in the state of not affecting operation of power networks detection test system (terminal
Control device), maintain the stable operation of electrical network, do not affect the daily electricity consumption of user.Realize not far point detection.
4.4) whether detection communication is unimpeded, if communication failure, goes to step 4.8), stop to detect and overhaul, if communication not event
Barrier then goes to step 4.5)；
4.5) start self-test；Using self-test detection industrial control mainboard whether can normal work avoiding device in the course of the work
Occur abnormal, affect test process.
4.6) carry out design parameter test；Each actual operation parameters are compared with the parameter setting, thus
Going out test result, once only carry out the comparison of a parameter, mitigating the work load of core control panel and industrial control mainboard so that surveying
Examination is more quickly accurate.
4.7) whether discriminating test result is qualified, if qualified, goes to step 4.9), if unqualified, go to step 4.8)；
4.8) send alarm prompt；
4.9) carry out parameters test；
4.10) determining whether to complete to test, if completing to test, going to step 4.11), if not yet completing to test, go to step 4.2)；
Test report can be generated complete to test after the completion of all individual event parameter settings.
4.11) generate test report；
5) check test result；
6) test ending, recovers original wiring, and site recovery original state terminates.
Detection process that a specific embodiment illustrate this device is provided below, taking a phase in triple line as a example, arranges first
Parameters.Setting zero-sequence current protection definite value is 2.60a, and time delay definite value is 0 second.Secondly configure " ua(a in " voltage " inframe
Phase voltage) amplitude " be set as 220v, " ua phase place " be set as 0 degree, " ua frequency " be set as 50hz, " electric current " inframe configuration
" i(electric current) amplitude " it is set as 2.55a, select i(electric current in " variable and change step select " inframe configuration " variable "), consequent
Select " amplitude ", " change step " is set as 0.005a.
Next carries out concrete test process.Click control software " start test " button, i(electric current) amplitude is gradually increased,
Earth fault (beyond current protection definite value 2.60a of setting) is detected until controller, alarm indicator is bright, analog switch is dynamic
Make, during analog switch action " i amplitude " between 2.59a～2.61a, test system correct operation, analog quantity sampling are correct；Survey
During examination, the state of analog switch changes to open position by closing position, and when the displacement information of test system and displacement
Between consistent, remote signalling intelligence sample is correct；Remotely control distribution terminal closes a floodgate, and the state of analog switch changes to conjunction by open position
Gate position, action is correct, and remote-controlled test is correct.Test completes, and provides report.
Claims (8)
1. a kind of power distribution automation does not have a power failure commissioning device, including industrial control mainboard and core control panel, described industrial control mainboard and core
Heart panel is individually fixed in inside the shell it is characterised in that described industrial control mainboard passes through order wire phase with described core control panel
Even；
Described inside the shell is fixed with power panel, described power panel pass through power line respectively with described industrial control mainboard and core control panel
Connection, is industrial control mainboard and core control panel is powered；
Described power panel is provided with outlet, and described outlet is connected with external power source；
Described core control panel is connected with described Current amplifier plate by holding wire, and described Current amplifier plate passes through described power line
It is connected with described power panel, described Current amplifier plate connects described outfan；
Also include analog switch, described analog switch is connected by holding wire with described core control panel.
2. a kind of power distribution automation according to claim 1 does not have a power failure commissioning device it is characterised in that described analog switch
Including one group of chopper, described chopper is placed in described inside the shell, and is connected by holding wire with described core control panel.
3. a kind of power distribution automation according to claim 1 does not have a power failure commissioning device it is characterised in that described analog switch
Including signal generator, described signal generator is placed in described inside the shell and connects described core control panel by holding wire.
4. a kind of power distribution automation according to claim 1,2 or 3 does not have a power failure commissioning device it is characterised in that described work
Control mainboard is connected with described display；
Described shell is provided with visual windows, and described display is fixed in described visual windows.
5. a kind of power distribution automation according to claim 4 does not have a power failure commissioning device it is characterised in that setting on described shell
There are handle, front panel and rear board, described handle is fixed on the side wall of described shell；
Described front panel and rear board are symmetrically fixed on the housing；
Described front panel is provided with visual windows, and described display is fixed in visual windows；
Described rear board is provided with exhaust fan, and described exhaust fan is connected with described power panel.
6. a kind of power distribution automation according to claim 5 does not have a power failure commissioning device it is characterised in that described inside the shell sets
There is accumulator, described accumulator is connected with described power panel by power line, and described accumulator is provided with charging inlet；
Described enclosure is provided with transformator, and the secondary side of described transformator is connected with described charging inlet, described transformator
Primary side is connected with electrical network.
7. a kind of power distribution automation do not have a power failure commissioning device method of work it is characterised in that working as follows:
1) start shooting；
2) User logs in；
3) preparation before testing；
4) test；
5) check test result；
6) test ending, terminates.
8. a kind of power distribution automation according to claim 5 do not have a power failure commissioning device method of work it is characterised in that institute
The method stating step 4) test is:
4.1) parameter setting, setting voltage magnitude, voltage-phase and three definite value settings of electric voltage frequency are carried out, setting electric current is protected
Shield definite value and time delay definite value；
4.2) arrange parameter is verified, if in prescribed limit, goes to step 4.3), if not in prescribed limit, return
Return step 4.1), Reparametrization；
4.3) actual operation parameters of Devices to test are read；
4.4) whether detection communication is unimpeded, if communication failure, goes to step 4.8), stop to detect and overhaul, if communication not fault,
Go to step 4.5)；
4.5) start self-test；
4.6) carry out design parameter test；
4.7) whether discriminating test result is qualified, if qualified, goes to step 4.9), if unqualified, go to step 4.8)；
4.8) send alarm prompt；
4.9) carry out parameters test；
4.10) determining whether to complete to test, if completing to test, going to step 4.11), if not yet completing to test, go to step 4.2)；
4.11) generate test report, finish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610919251.9A CN106353624A (en) | 2016-10-21 | 2016-10-21 | Power distribution automation power-outage-free debugging equipment and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610919251.9A CN106353624A (en) | 2016-10-21 | 2016-10-21 | Power distribution automation power-outage-free debugging equipment and working method thereof |
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| CN106353624A true CN106353624A (en) | 2017-01-25 |
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| CN201610919251.9A Pending CN106353624A (en) | 2016-10-21 | 2016-10-21 | Power distribution automation power-outage-free debugging equipment and working method thereof |
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Application publication date: 20170125 |