CN107196284A - Overvoltage inhibiting apparatus - Google Patents
Overvoltage inhibiting apparatus Download PDFInfo
- Publication number
- CN107196284A CN107196284A CN201710554373.7A CN201710554373A CN107196284A CN 107196284 A CN107196284 A CN 107196284A CN 201710554373 A CN201710554373 A CN 201710554373A CN 107196284 A CN107196284 A CN 107196284A
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- CN
- China
- Prior art keywords
- capacitor
- voltage
- fuse
- protection device
- overvoltage
- 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
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
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- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses a kind of overvoltage inhibiting apparatus, it includes voltage transformer, high energy and holds overvoltage protection device, high-tension fuse, Intelligent resonance suppression switch, computer integrated protection；One end, fastp-acting fuse one end that high energy holds overvoltage protection device connect high voltage isolator respectively; high energy holds overvoltage protection device other end ground connection; another termination voltage transformer of fastp-acting fuse; voltage transformer connects Intelligent resonance suppression switch and computer integrated protection respectively; computer integrated protection connects Intelligent resonance suppression switch, Intelligent resonance suppression switch ground connection；High energy, which holds overvoltage protection device, includes pedestal, capacitor, compensation capacitor, pressure regulator, optoelectronic switch and high-voltage and current-limitation fuse；Capacitor is arranged on pedestal, detector is set between capacitor and base interior, compensation capacitor is connected with capacitor, lightning-protection module is connected with signal projector, pedestal side is provided with pressure regulator, and pressure regulator side is provided with optoelectronic switch, and pedestal opposite side is provided with high-voltage and current-limitation fuse.
Description
Technical field
Present invention relates particularly to a kind of overvoltage inhibiting apparatus.
Background technology
At present for neutral point non-direct grounding system, the existing electric power code regulation of China allows band singlephase earth fault to transport
Row 2 hours, refers herein to metallic earthing, if arc grounding can then cause serious harm, singlephase earth fault
It is that arc grounding can produce peak in systems up to the arc overvoltage of more than 3.5 times phase voltages, so high overvoltage is such as
Fruit a few hours act on power network, and the accumulation of electrical equipment interior insulation will certainly be caused to damage, if the insulation in full phase is weak
Link causes insulation to puncture over the ground, it will trigger into the major accident of phase fault.
The content of the invention
The purpose of the present invention reduces overvoltage produced in Operation of Electric Systems and operating process for offer is a kind of
And harm of the atmospheric over-voltage to electrical equipment is damaged；Power network, cable run and overhead system that can be based on cable run
Joint line, and can area voltage transformer cabinet and Special lightning arrester cabinet overvoltage inhibiting apparatus.
In order to reach foregoing invention purpose, the technical solution adopted by the present invention is：A kind of overvoltage inhibiting apparatus is provided, its
Hold overvoltage protection device, high-tension fuse, Intelligent resonance suppression switch, computer integrated protection including voltage transformer, high energy；It is high
One end of overvoltage protection device, fastp-acting fuse one end can be held and connect high voltage isolator respectively, it is another that high energy holds overvoltage protection device
One end is grounded, another termination voltage transformer of fastp-acting fuse, and voltage transformer connects Intelligent resonance suppression switch respectively and microcomputer is integrated
Protection device, computer integrated protection connects Intelligent resonance suppression switch, Intelligent resonance suppression switch ground connection；
It is molten including pedestal, capacitor, compensation capacitor, pressure regulator, optoelectronic switch and high-voltage and current-limitation that high energy holds overvoltage protection device
Disconnected device；Capacitor is arranged on pedestal, sets detector between capacitor and base interior, compensation capacitor and capacitor
Upper, left and right three sides connection, each compensation capacitor is respectively connected with lightning-protection module, and lightning-protection module is connected with signal projector, pedestal
Side is provided with pressure regulator, and pressure regulator side is provided with optoelectronic switch, and pedestal opposite side is provided with high-voltage and current-limitation fuse.
Further, used in capacitor, compensation capacitor, pressure regulator, optoelectronic switch and high-voltage and current-limitation fuse
Resistance is low dynamic electric resistor zinc oxide.
Beneficial effects of the present invention are：The alternative voltage transformer cabinet of the overvoltage inhibiting apparatus, and perfect voltage is mutual
Detection, metering and the protective capability of sensor cabinet and by protective capability, can not only suppression system peak overvoltage, and residual voltage value
It is low, can accurately and rapidly harmonic elimination；Overvoltage and air mistake produced by can reducing in Operation of Electric Systems and operating process
Harm of the voltage to electrical equipment is damaged；Increase discharge capacity simultaneously, it is possible to decrease institute in Operation of Electric Systems and operating process
Harm of the overvoltage and atmospheric over-voltage of generation to electrical equipment is damaged.
Brief description of the drawings
Fig. 1 is the structural representation of overvoltage inhibiting apparatus.
Fig. 2 holds the structural representation of overvoltage protection device for the high energy of overvoltage inhibiting apparatus.
Wherein：1st, voltage transformer；2nd, high energy holds overvoltage protection device；3rd, high-tension fuse；4th, Intelligent resonance suppression is switched；5、
Computer integrated protection；6th, pedestal；7th, capacitor；8th, compensation capacitor；9th, pressure regulator；10th, optoelectronic switch；11st, high pressure limit
Flow fuse；12nd, detector；13rd, lightning-protection module；14th, signal projector.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only an embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, protection scope of the present invention is belonged to.
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with drawings and the specific embodiments, to this
Application is described in further detail.
In the following description, the reference to " one embodiment ", " embodiment ", " example ", " example " etc. shows
The embodiment or example so described can include special characteristic, structure, characteristic, property, element or limit, but not each real
Applying example or example all necessarily includes special characteristic, structure, characteristic, property, element or limit.In addition, reuse phrase " according to
One embodiment of the application " is not necessarily referring to identical embodiment although it is possible to refer to phase be the same as Example.
According to one embodiment of the application, there is provided a kind of overvoltage inhibiting apparatus, as depicted in figs. 1 and 2, the overvoltage
Restraining device it include voltage transformer 1, high energy hold overvoltage protection device 2, high-tension fuse 3, Intelligent resonance suppression switch 4, microcomputer
Comprehensive protector 5；One end, fastp-acting fuse one end that high energy holds overvoltage protection device 2 connect high voltage isolator, high energy respectively
Hold the other end of overvoltage protection device 2 ground connection, another termination voltage transformer 1 of fastp-acting fuse, voltage transformer 1 connects intelligence respectively
Harmonic elimination switch 4 and computer integrated protection 5, computer integrated protection 5 connect Intelligent resonance suppression switch 4, and Intelligent resonance suppression switch 4 connects
Ground.
The high energy of the overvoltage inhibiting apparatus hold overvoltage protection device 2 include pedestal 6, capacitor 7, compensation capacitor 87,
Pressure regulator 9, optoelectronic switch 10 and high-voltage and current-limitation fuse 11；Capacitor 7 is arranged on pedestal 6, inside capacitor 7 and pedestal 6
Between detector 12 is set, compensation capacitor 8 is connected with upper, left and right three sides of the capacitor 7, and each compensation capacitor 8 is equal
Lightning-protection module 13 is connected with, lightning-protection module 13 is connected with signal projector 14, and the side of pedestal 6 is provided with pressure regulator 9, pressure regulator 9
Side is provided with optoelectronic switch 10, and the opposite side of pedestal 6 is provided with high-voltage and current-limitation fuse 11.
According to one embodiment of the application, capacitor 7, compensation capacitor 8, pressure regulator 9, optoelectronic switch 10 and high pressure limit
Resistance used in flow fuse 11 is low dynamic electric resistor zinc oxide.
The overvoltage inhibiting apparatus of the present invention can not only suppression system peak overvoltage, and residual voltage value is low, can be very
The protection's dead-zone of good elimination system overvoltage；It can hold plus its superpower marking, the effective clamping system overvoltage of energy simultaneously absorbs
System overvoltage big energy produced when occurring, the effect with good cumulative, energy-absorbing can effectively suppress air mistake
Voltage, make voltage and the larger arc grounding over-voltage of amplitude and magnet resonance overvoltage；Increase discharge capacity simultaneously,
The harm of overvoltage and atmospheric over-voltage to electrical equipment produced by can reducing in Operation of Electric Systems and operating process
Infringement.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will make it will be apparent that defined herein one for those skilled in the art
As principle can in other embodiments be realized in the case where not departing from the spirit or scope of invention.Therefore, the present invention will not
It can be limited and the embodiments shown herein, and be to fit to consistent with principles disclosed herein and novel features
Most wide scope.
Claims (2)
1. a kind of overvoltage inhibiting apparatus, it is characterised in that：It includes voltage transformer, high energy and holds overvoltage protection device, high pressure
Fuse, Intelligent resonance suppression switch, computer integrated protection；The high energy holds one end of overvoltage protection device, fastp-acting fuse
One end connects high voltage isolator respectively, and the high energy holds overvoltage protection device other end ground connection, the fastp-acting fuse other end
Voltage transformer is connect, the voltage transformer connects Intelligent resonance suppression switch and computer integrated protection respectively, and the microcomputer is integrated
Protection device connects Intelligent resonance suppression switch, the Intelligent resonance suppression switch ground connection；The high energy, which holds overvoltage protection device, includes pedestal, electricity
Container, compensation capacitor, pressure regulator, optoelectronic switch and high-voltage and current-limitation fuse；The capacitor is arranged on pedestal, the electricity
Detector is set between container and base interior, and the compensation capacitor is connected with upper, left and right three sides of the capacitor, often
The individual compensation capacitor is respectively connected with lightning-protection module, and the lightning-protection module is connected with signal projector, the pedestal side peace
Equipped with pressure regulator, the pressure regulator side is provided with optoelectronic switch, and the pedestal opposite side is provided with high-voltage and current-limitation fuse.
2. overvoltage inhibiting apparatus according to claim 1, it is characterised in that：The capacitor, compensation capacitor, pressure regulation
Resistance used in device, optoelectronic switch and high-voltage and current-limitation fuse is low dynamic electric resistor zinc oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710554373.7A CN107196284A (en) | 2017-07-10 | 2017-07-10 | Overvoltage inhibiting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710554373.7A CN107196284A (en) | 2017-07-10 | 2017-07-10 | Overvoltage inhibiting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107196284A true CN107196284A (en) | 2017-09-22 |
Family
ID=59882071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710554373.7A Pending CN107196284A (en) | 2017-07-10 | 2017-07-10 | Overvoltage inhibiting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107196284A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5448443A (en) * | 1992-07-29 | 1995-09-05 | Suvon Associates | Power conditioning device and method |
| CN104953578A (en) * | 2015-07-23 | 2015-09-30 | 合肥扬帆通信元器件有限公司 | System overvoltage suppression device |
| CN204858553U (en) * | 2015-09-01 | 2015-12-09 | 合肥凌霄电力技术有限公司 | LXFB type is big to hold combination formula overvoltage protection |
-
2017
- 2017-07-10 CN CN201710554373.7A patent/CN107196284A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5448443A (en) * | 1992-07-29 | 1995-09-05 | Suvon Associates | Power conditioning device and method |
| CN104953578A (en) * | 2015-07-23 | 2015-09-30 | 合肥扬帆通信元器件有限公司 | System overvoltage suppression device |
| CN204858553U (en) * | 2015-09-01 | 2015-12-09 | 合肥凌霄电力技术有限公司 | LXFB type is big to hold combination formula overvoltage protection |
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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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170922 |