CN109459716A - Secondary circuit status checkout instrument calibrating installation - Google Patents
Secondary circuit status checkout instrument calibrating installation Download PDFInfo
- Publication number
- CN109459716A CN109459716A CN201811259834.9A CN201811259834A CN109459716A CN 109459716 A CN109459716 A CN 109459716A CN 201811259834 A CN201811259834 A CN 201811259834A CN 109459716 A CN109459716 A CN 109459716A
- Authority
- CN
- China
- Prior art keywords
- secondary circuit
- calibrating installation
- status checkout
- circuit status
- test station
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
Abstract
The invention discloses a kind of secondary circuit status checkout instrument calibrating installations, are installed on three-phase program-controlled power source, three-phase digital standard amperemeters, clock instrument and the multiple test stations of integral type meter hanging frame simultaneously including integral type meter hanging frame.Each test station is each equipped with modularized design and for the compression joint type loop state logging of each test station of automatic detection or the constituent functional units of punching loop state logging simultaneously.Secondary circuit status checkout instrument calibrating installation disclosed by the invention, secondary circuit status checkout instrument calibrating installation are configured with security protection module and electronic crimping motor.It is equipped with the inspection software developed by China Electric Power Research Institute, realizes the automatic detection of loop state logging.
Description
Technical field
The invention belongs to transformer secondary circuit state Calibration Technology fields, and in particular to a kind of secondary circuit status checkout
Instrument calibrating installation.
Background technique
In recent years, with the continuous development of national grid power information acquisition system, anti-electricity-theft demand also increasingly increases.
To reinforce mutual inductor metering secondary on-line checking ability, the anti-electricity-theft work of powerful support metering device, relevant departments conscientiously
Loop state logging is had developed, carries out the work of mutual inductor metering secondary state-detection for state's net Corporation system and has provided
Power support.According to instruction, storage and newly-increased specially change user is done step-by-step using the 2-4 year, through electricity in state's net corporation plan
The low-voltage customer all standing of current transformer access.
However, it has been found in practice that correspondingly detecting work difficulty because of loop state logging functional diversity and substantially mentioning
It is high.
Currently, calibration operation of each provincial measurement centre to loop state logging, is simulated manually by artificial wiring
Secondary circuit detects extremely, there are safety deficiency, testing process non-automated, testing result be unstable, detection efficiency not
The disadvantages of high, is only able to satisfy the detection work of a small amount of logging, and the full inspection after being unable to satisfy subsequent high-volume logging arrival is tested
Acceptance test etc. detects work.Therefore, the automation that each provincial measurement centre is badly in need of completing to high-volume loop state logging is examined
Survey capacity building, it is necessary to research and develop matching secondary circuit status checkout instrument calibrating installation.
Summary of the invention
The present invention is directed to the situation of the prior art, overcomes drawbacks described above, provides a kind of secondary circuit status checkout instrument calibrating
Device.
The present invention uses following technical scheme, and the secondary circuit status checkout instrument calibrating installation includes:
Integral type meter hanging frame；
It is installed on the three-phase program-controlled power source of integral type meter hanging frame, three-phase digital standard amperemeters, clock instrument and more simultaneously
A test station, in which:
Each test station is each equipped with modularized design and the crimping for each test station of automatic detection simultaneously
The constituent functional units of formula loop state logging or punching loop state logging.
According to the above technical scheme, the quantity of above-mentioned test station is 6.
According to the above technical scheme, the type, quantity of the constituent functional units of each test station are consistent.
According to the above technical scheme, the constituent functional units of above-mentioned test station include CT analogue unit, and the CT simulation is single
Member includes 50/5,100/5,200/5,800/5,1600/5CT specification, and the CT analogue unit is for simulating CT first short circuit, CT
Two subnormal, CT second short circuits, bis- CT second open circuit, CT concatenation rectifier equipment CT abnormalities.
According to the above technical scheme, the constituent functional units of above-mentioned test station include magnetic field output unit, and the magnetic field is defeated
The magnetic field strength of unit is not less than 500mT out, and the magnetic field output unit support is controlled by PC machine.
According to the above technical scheme, the constituent functional units of above-mentioned test station include communication unit, and the communication unit is adopted
With 32 ARM systems, the communication unit includes 3 tunnel independence RS485 communication interfaces, 1 road RS232 communication interface, the communication
Unit supports transmitted in parallel communication message.
According to the above technical scheme, the constituent functional units of above-mentioned test station include display unit, and the display unit is adopted
The display pattern combined with charactron and indicator light.
According to the above technical scheme, the constituent functional units of the test station include power consumption test unit, and the power consumption is surveyed
Examination unit is for testing three-phase power consumption.
According to the above technical scheme, the secondary circuit status checkout instrument calibrating installation is further built-in with safeguard protection mould
Block, the security protection module is for judging automatically whether other each sub-function modules are in abnormal operation and from dynamic circuit breaker
Electric alarm.
According to the above technical scheme, the secondary circuit status checkout instrument calibrating installation is further provided with electronic crimping electricity
Machine, the electronic crimping motor net specially change crimp instrument support with state and are connected.
Secondary circuit status checkout instrument calibrating installation disclosed by the invention, the beneficial effect is that, each test station is equal
Or configured with modularized design and for the compression joint type loop state logging of each test station of automatic detection simultaneously wear
The constituent functional units of core type loop state logging；Secondary circuit status checkout instrument calibrating installation configured with security protection module and
Electronic crimping motor；It is equipped with the inspection software developed by China Electric Power Research Institute, realizes the automatic of loop state logging
Change detection.
Detailed description of the invention
Figure 1A is that the secondary circuit status checkout instrument calibrating installation of the preferred embodiment of the present invention supports the compression joint type of calibrating to return
The cover-opening structure schematic diagram of line state logging.
Figure 1B is the structural schematic diagram of the side-looking direction of Figure 1A.
Fig. 2A is that the secondary circuit status checkout instrument calibrating installation of the preferred embodiment of the present invention supports the punching of calibrating to return
The cover-opening structure schematic diagram of line state logging.
Fig. 2 B is the structural schematic diagram of the side-looking direction of Fig. 2A.
Fig. 3 A is the overall structure diagram of the secondary circuit status checkout instrument calibrating installation of the preferred embodiment of the present invention.
Fig. 3 B is the structural schematic diagram of the side-looking direction of Fig. 3 A.
Fig. 4 is that the circuit of the CT analogue unit of the secondary circuit status checkout instrument calibrating installation of the preferred embodiment of the present invention is former
Reason figure.
Specific embodiment
The invention discloses a kind of secondary circuit status checkout instrument calibrating installations, below with reference to preferred embodiment, to this hair
Bright specific embodiment is further described.
A to Fig. 4 referring to Figure 1 of the drawings, Figure 1A and Figure 1B respectively illustrate the secondary circuit status checkout instrument calibrating dress
The cover-opening structure for supporting the compression joint type loop state logging of calibrating is set, Fig. 2A and Fig. 2 B respectively illustrates the secondary circuit shape
State logging calibrating installation supports the cover-opening structure of the punching loop state logging of calibrating, Fig. 3 A and Fig. 3 B to respectively illustrate
The specific structure of the different angle of the secondary circuit status checkout instrument calibrating installation, Fig. 4 show the secondary circuit state
The circuit structure of the CT analogue unit of logging calibrating installation.
It is noted that above-mentioned compression joint type loop state logging/punching loop state logging, need to support simultaneously
A variety of communication channels such as GPRS/CDMA, RJ45, RS232, RS485 have the exchange data sampling of (high-precision), support CT mono-
A variety of CT abnormality detection function such as secondary short-circuit, bis- times CT bis- is subnormal, CT second short circuit, CT second open circuit, CT concatenation rectifier equipments
It can, it is necessary to have the abilities such as magnetic field abnormality detection, therefore for the power of test of secondary circuit status checkout instrument calibrating installation
Propose requirements at the higher level.
Wherein, above-mentioned compression joint type loop state logging and above-mentioned punching loop state logging include indicator light and
Infrared communication mouth 1P, carrier module 2P, main terminal 3P, GPRS module 4P, auxiliary terminal 5P, battery cover 6P, above-mentioned punching are returned
Line state logging further includes the CT detection module 7P with threading hole 8P.
Preferably, the secondary circuit status checkout instrument calibrating installation supports that examining and determine above-mentioned compression joint type loop state patrols simultaneously
Examine instrument and punching loop state logging, the secondary circuit status checkout instrument calibrating installation includes integral type meter hanging frame and same
When be installed on three-phase program-controlled power source, three-phase (high-precision) the digital standard ammeter, (high-precision) clock of integral type meter hanging frame
Instrument and multiple test stations, in which:
Each test station is each equipped with modularized design and the crimping for each test station of automatic detection simultaneously
The constituent functional units of formula loop state logging or punching loop state logging.
Further, the voltage output range of the three-phase program-controlled power source is continuously adjustable for 0-420V；The three-phase journey
It is continuously adjustable for 0-50A to control the range of current output of power source；The rate-adaptive pacemaker range of the three-phase program-controlled power is 47.5-
52.5 is continuously adjustable.
Further, the class of accuracy of the three-phase digital standard amperemeters is 0.05 grade.
Further, the accuracy of the clock instrument is better than 0.5 × 10-7。
Further, the type, quantity of the constituent functional units of each test station are preferably consistent.
Wherein, the type, quantity of the constituent functional units of each test station configure (not remain exactly the same) on demand.
Further, each test station includes the compression joint type loop state logging being located above a detection work simultaneously
Position and a underlying punching loop state logging detection station.
Further, each test station is preferably only supported to detect a kind of loop state logging (crimping in synchronization
Formula loop state logging or punching loop state logging).
Wherein, each test station can extend further in synchronization while support two kinds of loop state inspections of detection
Instrument (compression joint type loop state logging and punching loop state logging).
Further, the quantity of above-mentioned test station is preferably 6.
Wherein, the quantity of above-mentioned test station can be configured on demand according to actual needs/be customized.
Further, referring to Fig. 4 of attached drawing, the constituent functional units of above-mentioned test station include CT analogue unit, the CT
Analogue unit includes 50/5,100/5,200/5,800/5,1600/5 (waiting a variety of) CT specification, and the CT analogue unit is used for mould
Quasi- CT first short circuit, CT bis- be subnormal, bis- CT second short circuit, CT second open circuit, CT concatenation rectifier equipments (wait a variety of) CT different
Normal state.
Further, the constituent functional units of above-mentioned test station include magnetic field output unit, the magnetic field output unit
Magnetic field strength be not less than 500mT, magnetic field output unit support is controlled by PC machine.
Further, the constituent functional units of above-mentioned test station include communication unit, and the communication unit uses 32 ARM
System, the communication unit include 3 tunnel independence RS485 communication interfaces, 1 road RS232 communication interface, and the communication unit is supported simultaneously
Row sends communication message.
Wherein, less than 200 milliseconds, the message length of above-mentioned communication message is not less than the delay between above-mentioned communication message
2048 bytes, the communication baud rate of above-mentioned communication message are set as 200bps-115200bps.
Further, the constituent functional units of above-mentioned test station include display unit, and the display unit uses charactron
And the display pattern that indicator light combines.
Wherein, for showing CT no-load voltage ratio state and CT abnormality, the display unit is also used to show the display unit
Show reception/transmission state when downgoing communication.
Further, the constituent functional units of the test station include power consumption test unit, and the power consumption test unit is used
In test three-phase power consumption.
Further, the secondary circuit status checkout instrument calibrating installation is further built-in with security protection module, described
Security protection module is for judging automatically whether other each sub-function modules are in abnormal operation and automatically power off alarm.
Further, the secondary circuit status checkout instrument calibrating installation is further provided with electronic crimping motor, described
Electronic crimping motor nets specially change crimp instrument support with state and is connected, to reduce artificial wiring, improves operational safety.
According to above preferred embodiment, secondary circuit status checkout instrument calibrating installation disclosed in present patent application,
It is technically characterized in that:
1. modularized design: each test station is each equipped with modularized design and for each survey of automatic detection simultaneously
The compression joint type loop state logging of trial work position or the constituent functional units of punching loop state logging；
2. high detection safety: secondary circuit status checkout instrument calibrating installation is configured with security protection module and electronic crimping
Motor；
3. high detection the degree of automation: with the inspection software developed by China Electric Power Research Institute, realize circuit shape
The automatic detection of state logging；
4. high detection stability: with the inspection software developed by China Electric Power Research Institute, testing process is reasonable, mentions
The stability of high detection conclusion；
5. high detection efficiency: with the inspection software developed by China Electric Power Research Institute, testing process passes through scheme
It is managed, according to actually detected demand reasonable distribution detection project, improves detection efficiency.
For a person skilled in the art, technical solution documented by foregoing embodiments can still be repaired
Change or equivalent replacement of some of the technical features, it is all within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should be included in protection scope of the present invention.
Claims (10)
1. a kind of secondary circuit status checkout instrument calibrating installation characterized by comprising
Integral type meter hanging frame；
It is installed on three-phase program-controlled power source, three-phase digital standard amperemeters, clock instrument and the multiple surveys of integral type meter hanging frame simultaneously
Trial work position, in which:
Each test station is each equipped with modularized design and the compression joint type for each test station of automatic detection simultaneously returns
The constituent functional units of line state logging or punching loop state logging.
2. secondary circuit status checkout instrument calibrating installation according to claim 1, which is characterized in that above-mentioned test station
Quantity is 6.
3. any secondary circuit status checkout instrument calibrating installation according to claim 1 or in 2, which is characterized in that each
Type, the quantity of the constituent functional units of a test station are consistent.
4. secondary circuit status checkout instrument calibrating installation according to claim 3, which is characterized in that above-mentioned test station
Constituent functional units include CT analogue unit, and the CT analogue unit includes 50/5,100/5,200/5,800/5,1600/5CT rule
Lattice, the CT analogue unit is for simulating CT first short circuit, CT bis- subnormal, CT second short circuit, CT second open circuit, CT bis- times strings
Connect rectifier equipment CT abnormality.
5. secondary circuit status checkout instrument calibrating installation according to claim 4, which is characterized in that above-mentioned test station
Constituent functional units include magnetic field output unit, and the magnetic field strength of the magnetic field output unit is not less than 500mT, and the magnetic field is defeated
Unit support out is controlled by PC machine.
6. secondary circuit status checkout instrument calibrating installation according to claim 4, which is characterized in that above-mentioned test station
Constituent functional units include communication unit, and the communication unit uses 32 ARM systems, and the communication unit includes that 3 roads are independent
RS485 communication interface, 1 road RS232 communication interface, the communication unit support transmitted in parallel communication message.
7. secondary circuit status checkout instrument calibrating installation according to claim 4, which is characterized in that above-mentioned test station
Constituent functional units include display unit, the display pattern that the display unit is combined using charactron and indicator light.
8. secondary circuit status checkout instrument calibrating installation according to claim 4, which is characterized in that the test station
Constituent functional units include power consumption test unit, and the power consumption test unit is for testing three-phase power consumption.
9. secondary circuit status checkout instrument calibrating installation according to claim 4, which is characterized in that the secondary circuit shape
State logging calibrating installation is further built-in with security protection module, and the security protection module is for judging automatically other each sons
Whether functional module is in abnormal operation and automatically powers off alarm.
10. secondary circuit status checkout instrument calibrating installation according to claim 4, which is characterized in that the secondary circuit
Status checkout instrument calibrating installation is further provided with electronic crimping motor, and the electronic crimping motor and state's net specially become crimp instrument
Support is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811259834.9A CN109459716A (en) | 2018-10-26 | 2018-10-26 | Secondary circuit status checkout instrument calibrating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811259834.9A CN109459716A (en) | 2018-10-26 | 2018-10-26 | Secondary circuit status checkout instrument calibrating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109459716A true CN109459716A (en) | 2019-03-12 |
Family
ID=65608588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811259834.9A Pending CN109459716A (en) | 2018-10-26 | 2018-10-26 | Secondary circuit status checkout instrument calibrating installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109459716A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353920A (en) * | 2011-07-14 | 2012-02-15 | 浙江省电力公司 | Mutual inductor automation detecting system |
| CN202305783U (en) * | 2011-07-14 | 2012-07-04 | 浙江省电力公司 | Mutual inductor automation calibrating device |
| CN103558579A (en) * | 2013-11-06 | 2014-02-05 | 国网安徽省电力公司淮南供电公司 | Electric energy meter calibration device |
| CN203845153U (en) * | 2014-05-22 | 2014-09-24 | 国家电网公司 | Novel low-voltage current transformer circulation box |
| CN204009053U (en) * | 2014-08-21 | 2014-12-10 | 国家电网公司 | A kind of three-in-one acquisition terminal pick-up unit |
| CN104835639A (en) * | 2015-05-12 | 2015-08-12 | 林纪秋 | Cable cross-core all-shield electronic current transducer |
| CN104950277A (en) * | 2015-06-25 | 2015-09-30 | 国家电网公司 | Semi-automatic comprehensive detection device for low-voltage current transformer |
| CN205413669U (en) * | 2015-12-21 | 2016-08-03 | 台州市中瑞电子有限公司 | Electronic component's carousel check out test set |
| CN206057544U (en) * | 2016-07-01 | 2017-03-29 | 国家电网公司 | A kind of assay device for the test of CT loop state loggings global function |
| CN206114771U (en) * | 2016-08-17 | 2017-04-19 | 北京新源绿网节能科技有限公司 | Appearance is patrolled and examined to secondary circuit state |
| CN206248281U (en) * | 2016-12-01 | 2017-06-13 | 无锡明珠钢球有限公司 | Valve seal testboard |
| CN207623501U (en) * | 2017-11-22 | 2018-07-17 | 国网新疆电力有限公司哈密供电公司 | A kind of terminal batch for electric energy quality monitoring tests system |
| CN207991747U (en) * | 2017-12-29 | 2018-10-19 | 天津市迅尔仪表科技有限公司 | A kind of full-automatic pressure sensor batch detection calibration console |
-
2018
- 2018-10-26 CN CN201811259834.9A patent/CN109459716A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353920A (en) * | 2011-07-14 | 2012-02-15 | 浙江省电力公司 | Mutual inductor automation detecting system |
| CN202305783U (en) * | 2011-07-14 | 2012-07-04 | 浙江省电力公司 | Mutual inductor automation calibrating device |
| CN103558579A (en) * | 2013-11-06 | 2014-02-05 | 国网安徽省电力公司淮南供电公司 | Electric energy meter calibration device |
| CN203845153U (en) * | 2014-05-22 | 2014-09-24 | 国家电网公司 | Novel low-voltage current transformer circulation box |
| CN204009053U (en) * | 2014-08-21 | 2014-12-10 | 国家电网公司 | A kind of three-in-one acquisition terminal pick-up unit |
| CN104835639A (en) * | 2015-05-12 | 2015-08-12 | 林纪秋 | Cable cross-core all-shield electronic current transducer |
| CN104950277A (en) * | 2015-06-25 | 2015-09-30 | 国家电网公司 | Semi-automatic comprehensive detection device for low-voltage current transformer |
| CN205413669U (en) * | 2015-12-21 | 2016-08-03 | 台州市中瑞电子有限公司 | Electronic component's carousel check out test set |
| CN206057544U (en) * | 2016-07-01 | 2017-03-29 | 国家电网公司 | A kind of assay device for the test of CT loop state loggings global function |
| CN206114771U (en) * | 2016-08-17 | 2017-04-19 | 北京新源绿网节能科技有限公司 | Appearance is patrolled and examined to secondary circuit state |
| CN206248281U (en) * | 2016-12-01 | 2017-06-13 | 无锡明珠钢球有限公司 | Valve seal testboard |
| CN207623501U (en) * | 2017-11-22 | 2018-07-17 | 国网新疆电力有限公司哈密供电公司 | A kind of terminal batch for electric energy quality monitoring tests system |
| CN207991747U (en) * | 2017-12-29 | 2018-10-19 | 天津市迅尔仪表科技有限公司 | A kind of full-automatic pressure sensor batch detection calibration console |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206804744U (en) | A kind of distribution power automation terminal automatic detection platform | |
| CN102419402B (en) | Locomotive comprehensive detection method and system device | |
| CN110058188A (en) | The active detector of electric energy metering device | |
| CN108132456A (en) | A kind of three-phase intelligent electric-energy meter failure sorts check device | |
| CN106483397B (en) | A kind of electric energy quality detection device and measurement method of high-precision high bandwidth | |
| CN106405301A (en) | Parameter acquisition cabinet | |
| CN206594266U (en) | SIM card test device | |
| CN109470961A (en) | A kind of omnipotent detection station of power equipment quality based on modularized design | |
| CN105489080A (en) | Metering system simulation platform | |
| CN105141039A (en) | Photovoltaic power generation computer metering control system | |
| CN206379025U (en) | Electric energy metrical actual training device | |
| CN109459716A (en) | Secondary circuit status checkout instrument calibrating installation | |
| CN204759726U (en) | Intelligent test manages device based on electricity energy measurement system | |
| CN204008899U (en) | A kind of interchangeability proving installation of power information acquisition terminal communication interface | |
| CN211426653U (en) | Portable distribution network terminal DTU debugging switching device | |
| CN204882850U (en) | A 0. 02 grade of miniature standard electric energy meter that is used for single -phase intelligent ammeter verification system repeatability experimental | |
| CN204855778U (en) | A 0. 02 grade of miniature standard electric energy meter for examineing and determine check during directly going into formula three -phase intelligent ammeter verification system | |
| CN209417170U (en) | A kind of omnipotent detection station of power equipment quality based on modularized design | |
| CN209072514U (en) | A kind of intelligent power acquisition terminal detection device | |
| CN110579663A (en) | Portable power distribution network terminal DTU debugging switching device and debugging method | |
| CN210572449U (en) | Hand-held type distribution network line loss detects investigation appearance | |
| CN204731402U (en) | For 0.02 grade of miniature standard electric energy meter of verifying during single-phase intelligent electric energy meter verification system | |
| CN204832487U (en) | A 0. 05 grade of miniature standard electric energy meter for passing through it is experimental that mutual -inductor inserts formula three -phase intelligent ammeter examination system stability | |
| CN204740339U (en) | A 0. 02 grade of miniature standard electric energy meter for examineing and determine single -phase intelligent ammeter calibrating installation | |
| CN204855776U (en) | A 0. 05 grade of miniature standard electric energy meter for passing through mutual -inductor is checied during inserting measurement of formula three -phase intelligent ammeter electric energy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190312 |
|
| RJ01 | Rejection of invention patent application after publication |