CN108196135A - A kind of high direct voltage electrified display interlock apparatus - Google Patents
A kind of high direct voltage electrified display interlock apparatus Download PDFInfo
- Publication number
- CN108196135A CN108196135A CN201810216462.5A CN201810216462A CN108196135A CN 108196135 A CN108196135 A CN 108196135A CN 201810216462 A CN201810216462 A CN 201810216462A CN 108196135 A CN108196135 A CN 108196135A
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- module
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- display
- input
- direct voltage
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/2513—Arrangements for monitoring electric power systems, e.g. power lines or loads; Logging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/12—Measuring electrostatic fields or voltage-potential
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/36—Arrangements for transfer of electric power between ac networks via a high-tension dc link
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
The present invention relates to UHV transmission equipment protection technical fields,Specifically,It is a kind of high direct voltage electrified display interlock apparatus,Including sensor and display,Operating circuit is packaged in display,The lower lead of sensor is connected after being connected with compensating module with input protection module,The signal of input protection module is input to signal processing module,The signal of selftest module is input to signal processing module,Signal processing module is input to from the signal of setting module,Treated that signal is transmitted to wave again picks up module for signal processing module,Operating circuit further includes programmable control circuit,The signal transmission of signal and wave the inspection module of selftest module is to programmable control circuit,It is conducted again after programmable control circuit is handled to equipment self-inspection unit,Voice unit,Flashing light unit and exclusive circuit,The high direct voltage electrified display interlock apparatus further includes power module,Power module provides supply of electric power for whole device.
Description
Technical field
The present invention relates to UHV transmission equipment protection technical field, specifically, being a kind of high direct voltage electrification display
Blocking device.
Background technology
In China, high-voltage alternating electric line and equipment, high voltage display device is widely used.With me
State's extra-high voltage direct-current electric line construction and the utilization of switchgear, the matched high voltage direct current electrification display locking used
Device is essential products configuration.
Existing high-voltage electriferous display locking device is all high-voltage alternating electrified display interlock apparatus, and input signal is easy
By cable, gradually aging and the variation of space natural conditions are influenced to cause monitoring error, and the high-voltage electriferous display locking device
Under the interference of external environment, such as thunderstorm weather, the electric current meeting aerial drainage of high-voltage electriferous display locking device influences other equipment
Normal operation.
I mainly becomes the DXW-ZL types high-voltage electriferous display locking device of company's research and development for electric system direct-current ultra high voltage
Power station and the online high voltage electrified monitoring device designed, to direct current enter line side high pressure inlet wire real time on-line monitoring, it is ensured that electric power is given birth to
Produce safe operation.
Invention content
It is an object of the invention to provide a kind of high direct voltage electrified display interlock apparatus, can be to direct current enter line side high pressure
Inlet wire real time on-line monitoring, it is ensured that power generation safe operation.
The technical solution adopted by the present invention is as follows：
A kind of high direct voltage electrified display interlock apparatus including sensor and display, is packaged with operating circuit, work in display
Make circuit include compensating module, input comprising module, signal processing module, selftest module, from setting module, wave inspection module, pass
The lower lead of sensor is connected after being connected with compensating module with input protection module, and the signal for inputting protection module is input at signal
Module is managed, the signal of selftest module is input to signal processing module, signal processing module is input to from the signal of setting module, believes
Treated that signal is transmitted to wave again picks up module for number processing module, and operating circuit further includes programmable control circuit, selftest module
Signal and wave inspection module signal transmission to programmable control circuit, conducted again after programmable control circuit is handled to setting
Standby self-test unit, voice unit, flashing light unit and exclusive circuit, the high direct voltage electrified display interlock apparatus further include power supply mould
Block, power module provide supply of electric power for whole device.
Further improvement of the present invention, power module use AC/DC：110/220V.
Further improvement of the present invention, display share 19 connection jaws：Wherein, 1,2,3 connection jaws are introduced for sensor
Signal wire；4th, 5,6 connection jaws are fault alarm input node；7th, 8,9 connection jaws are charged signal output node；10th, 11,12,
13rd, 14,15,16,17,18 connection jaws are three pairs of locking nodes；19 connection jaws are grounded；When test line charges, 7,8,9 wiring
Mouth is closed, and 17,18 connection jaws are closed；When test line is not charged, 10-18 tri- is closed locking node.
Further improvement of the present invention, the outside of display are provided with indicator light, and indicator light is connected with flashing light unit, instruction
Lamp is divided into electrification indicator light, working power indicator light and tutorial light.
Further improvement of the present invention further includes voice alarm device, and voice alarm device is encapsulated in display, voice alarm
Device is connected with voice unit.
Further improvement of the present invention, display are provided with shell outside, waterproof layer are coated on shell, is sprayed on waterproof layer
There is insulating layer.
Beneficial effects of the present invention：The present invention is a kind of novel induction-type high-voltage live monitoring device, not straight with electrical body
Contact, it is easy for installation, maintenance cost is low, service life is long；The device advanced design, rational in infrastructure, multiple functional, safety can
It leans on, have the function of to glisten display, audible alarm, self-test and starts forced blocking circuit etc., with apparent directionality, higher
Sensitivity and reliability；The present invention is suitable for the direct-current extra-high voltage line of DC rated voltage 10-10000kV, for reflecting
Charged state is the desired Safety device that electric misoperation is prevented in DC electrical network or equipment.
Description of the drawings
Fig. 1 is the working circuit diagram of the present invention.
Fig. 2 is the structure diagram of inventive display.
Fig. 3 is the structure diagram of inventive sensor.
Fig. 4 is inventive display wiring diagram.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention is done below in conjunction with drawings and examples and further retouched in detail
It states, which is only used for explaining the present invention, and protection scope of the present invention is not formed and is limited.
Embodiment：As shown in Figure 1, Figure 2 and Figure 3, a kind of high direct voltage electrified display interlock apparatus including sensor and is shown
Show device, be packaged with operating circuit in display, operating circuit include compensating module, input comprising module, signal processing module, from
Examine module, from setting module, wave inspection module, the lower lead of sensor is connected after being connected with compensating module with inputting protection module,
The signal of input protection module is input to signal processing module, and the signal of selftest module is input to signal processing module, from setting
The signal of module is input to signal processing module, and treated that signal is transmitted to wave again picks up module, work electricity for signal processing module
Road further includes programmable control circuit, and the signal transmission of signal and wave the inspection module of selftest module is passed through to programmable control circuit
It is conducted again to equipment self-inspection unit, voice unit, flashing light unit and exclusive circuit after crossing programmable control circuit processing, the direct current
High-voltage electriferous display locking device further includes power module, and power module provides supply of electric power for whole device, and power module is adopted
Use AC/DC：110/220V.
In the present embodiment, which utilizes the electric field between high voltage electric field and sensor
Coupling principle carries out inductive measuring outside safe distance, which is made of sensor and display two parts, wherein, it passes
The length of sensor is 300mm, and a diameter of 35mm, the installation dimension of display is 300*430*150mm, and display shares 19 and connects
Line mouth：Wherein, 1,2,3 connection jaws introduce signal wire for sensor；4th, 5,6 connection jaws are fault alarm input node；7th, it 8,9 connects
Line mouth is charged signal output node；10th, 11,12,13,14,15,16,17,18 connection jaws are three pairs of locking nodes；19 wiring
Mouth ground connection；When test line charges, 7,8,9 connection jaws are closed, and 17,18 connection jaws are closed；When test line is not charged,
10-18 tri- is closed locking node, and the outside of display is provided with indicator light, and indicator light is connected with flashing light unit, indicator light point
For electrification indicator light, working power indicator light and tutorial light.
In order to play good alarm function, which further includes voice alarm device, and voice alarm device is encapsulated in display
Interior, voice alarm device is connected with voice unit.
Shell is provided with outside display, waterproof layer is coated on shell, insulating layer is coated on waterproof layer, waterproof is played and prevents
The effect of dirt increases security performance, extends the service life, can also be in the outside of display in addition when display is installed to open air
Install rainproof box additional.
The specific working mode of the present embodiment：The device is made of sensor and display two parts, sensor and high pressure
For electrical body without being in direct contact, and keep certain safe distance, it receives high-voltage charged body electric field signal, and sends display to
It is compared judgement：When equipment under test or network charge, electrification indicator light is bright, and tutorial light extinguishes, and exports and force to close
Lock signal；When equipment under test or not charged network, electrification indicator light all extinguishes, and tutorial light green light is bright, releases simultaneously
Block signal can carry out equipment operation.Display be equipped with " self-test " function, when equipment install can detect automatically it is aobvious
Show every functions of modules of device, if all gone well, when pressing " self-test ", it can be seen that electrification indicator light flicker, be latched after
Electric appliance is beated, and buzzer is loud.
When there is detected circuit positive bus-bar and negative busbar to be grounded, the probe shield lines of 1 connection jaws of display connects negative
Busbar, sensor probe are mounted on the lower section safe distance position of positive bus-bar；When the centre-point earth of positive and negative busbar, display
The probe shield lines of 1 connection jaws connect center position, sensor probe is mounted on the lower section of positive and negative busbar, and mounting distance is mark
Sensor probe is mounted on the mounting distance position of normal voltage half below positive and negative busbar by the half of quasi- voltage.
After display and sensor probe install, display, which powers on, to be worked normally.The high direct voltage band
Electricity shows that blocking device can be also used cooperatively with computer anti-misoperation and lockout device：It is line with the cooperation of computer anti-misoperation and lockout computer key
Road earthing switch blade installation puzzle lock, installs passive electrical verification puzzle lock in electrification display, take 2A relay nodes can,
When circuit charges, passive puzzle lock is taken less than node signal, and next step splice grafting plug-in strip cannot operate, only when electrification is shown
When device is without high pressure, next step operation can just be carried out by obtaining passive bus signal；The high direct voltage electrified display interlock apparatus is also
It can be used cooperatively with GIS primary equipments：When coordinating with GIS combination electric appliance and electric blocking, electrification display is equipped with a pair of passive
Locking relay 5A nodes are blocking, only when three-phase is completely without electricity, node is just when any one phase electrification of three-phase
It is closed, is also off-state when product is without electricity.
Basic principle, the main features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of high direct voltage electrified display interlock apparatus, which is characterized in that including sensor and display, in the display
Be packaged with operating circuit, the operating circuit include compensating module, input comprising module, signal processing module, selftest module, from
Setting module, wave inspection module, the lower lead of the sensor with described input protection module phase after being connected with the compensating module
Even, the signal of the input protection module is input to the signal processing module, and the signal of the selftest module is input to described
Signal processing module, it is described to be input to the signal processing module, the signal processing module processing from the signal of setting module
Signal afterwards is transmitted to wave and picks up module again, and the operating circuit further includes programmable control circuit, the signal of the selftest module
Signal transmission with wave inspection module to the programmable control circuit, conducted again after programmable control circuit is handled to
Equipment self-inspection unit, voice unit, flashing light unit and exclusive circuit, the high direct voltage electrified display interlock apparatus further include power supply
Module, the power module provide supply of electric power for whole device.
2. high direct voltage electrified display interlock apparatus according to claim 1, which is characterized in that the power module uses
AC/DC：110/220V.
3. high direct voltage electrified display interlock apparatus according to claim 2, which is characterized in that the display shares 19
A connection jaws：Wherein, 1,2,3 connection jaws introduce signal wire for sensor；4th, 5,6 connection jaws are fault alarm input node；7、
8th, 9 connection jaws are charged signal output node；10th, 11,12,13,14,15,16,17,18 connection jaws are three pairs of locking nodes；19
Connection jaws are grounded；When test line charges, 7,8,9 connection jaws are closed, and 17,18 connection jaws are closed；When test line is not charged
When, 10-18 tri- is closed locking node.
4. high direct voltage electrified display interlock apparatus according to claim 3, which is characterized in that the outside of the display
Indicator light is provided with, the indicator light is connected with the flashing light unit, and the indicator light is divided into electrification indicator light, working power refers to
Show lamp and tutorial light.
5. high direct voltage electrified display interlock apparatus according to claim 4, which is characterized in that further include voice alarm
Device, the voice alarm device are encapsulated in the display, and the voice alarm device is connected with institute speech units.
6. according to claim 1-5 any one of them high direct voltage electrified display interlock apparatus, which is characterized in that the display
Shell is provided with outside device, waterproof layer is coated on the shell, insulating layer is coated on the waterproof layer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810216462.5A CN108196135A (en) | 2018-03-16 | 2018-03-16 | A kind of high direct voltage electrified display interlock apparatus |
| PCT/CN2018/081665 WO2019174075A1 (en) | 2018-03-16 | 2018-04-03 | Direct current high-voltage live display locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810216462.5A CN108196135A (en) | 2018-03-16 | 2018-03-16 | A kind of high direct voltage electrified display interlock apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108196135A true CN108196135A (en) | 2018-06-22 |
Family
ID=62595336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810216462.5A Pending CN108196135A (en) | 2018-03-16 | 2018-03-16 | A kind of high direct voltage electrified display interlock apparatus |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108196135A (en) |
| WO (1) | WO2019174075A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521259A (en) * | 2019-02-01 | 2019-03-26 | 句容市凯特电力电器有限公司 | High-voltage charge display device |
| CN113156187A (en) * | 2020-01-07 | 2021-07-23 | 国网上海市电力公司 | Electrified display device of GIS equipment |
| CN114895098A (en) * | 2022-04-11 | 2022-08-12 | 国网安徽省电力有限公司电力科学研究院 | Digital fusion type high-voltage live display locking device |
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| US20010033468A1 (en) * | 2000-02-17 | 2001-10-25 | Pass & Seymour, Inc. | Circuit protection device with half cycle self test |
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| CN201107351Y (en) * | 2007-08-29 | 2008-08-27 | 上海海兰电气有限公司 | High voltage electrified display locking device |
| CN204347118U (en) * | 2014-12-30 | 2015-05-20 | 西安工程大学 | Electrification in high voltage numerical monitor and blocking device |
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2018
- 2018-03-16 CN CN201810216462.5A patent/CN108196135A/en active Pending
- 2018-04-03 WO PCT/CN2018/081665 patent/WO2019174075A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20010033468A1 (en) * | 2000-02-17 | 2001-10-25 | Pass & Seymour, Inc. | Circuit protection device with half cycle self test |
| CN203216981U (en) * | 2013-05-08 | 2013-09-25 | 成都国能龙源科技有限公司 | Intelligent high-voltage live-line display blocking device based on AVR singlechip |
| CN105098706A (en) * | 2014-05-20 | 2015-11-25 | 庄孟文 | High voltage live-line display locking device with good safety performance |
| CN204374295U (en) * | 2015-01-23 | 2015-06-03 | 江苏省电力公司常州供电公司 | A kind of induction-type high-voltage charged display device |
| CN105429296A (en) * | 2015-12-04 | 2016-03-23 | 重庆臻远电气有限公司 | Lightning-proof high-voltage live digital displaying and locking device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521259A (en) * | 2019-02-01 | 2019-03-26 | 句容市凯特电力电器有限公司 | High-voltage charge display device |
| CN113156187A (en) * | 2020-01-07 | 2021-07-23 | 国网上海市电力公司 | Electrified display device of GIS equipment |
| CN114895098A (en) * | 2022-04-11 | 2022-08-12 | 国网安徽省电力有限公司电力科学研究院 | Digital fusion type high-voltage live display locking device |
| CN114895098B (en) * | 2022-04-11 | 2023-10-10 | 国网安徽省电力有限公司电力科学研究院 | Digital fusion type high-voltage electrified display locking device |
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| Publication number | Publication date |
|---|---|
| WO2019174075A1 (en) | 2019-09-19 |
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