CN205883068U - Intelligence high -voltage switch cut -offs experimental continuous current plant that uses - Google Patents
Intelligence high -voltage switch cut -offs experimental continuous current plant that uses Download PDFInfo
- Publication number
- CN205883068U CN205883068U CN201620757928.9U CN201620757928U CN205883068U CN 205883068 U CN205883068 U CN 205883068U CN 201620757928 U CN201620757928 U CN 201620757928U CN 205883068 U CN205883068 U CN 205883068U
- Authority
- CN
- China
- Prior art keywords
- commutator
- air switch
- isolating transformer
- pressure
- direct current
- 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.)
- Active
Links
Landscapes
- Keying Circuit Devices (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to an intelligence high -voltage switch cut -offs experimental continuous current plant that uses, its characterized in that: the device is including exchanging air switch, interchange air switch be connected with isolation transformer, isolation transformer be connected with the voltage regulator, the voltage regulator be connected with the rectifier, the rectifier parallelly connected have a capacitor bank, the rectifier be connected with direct current air switch, interchange air switch be connected to isolation transformer's input terminal through the wire, isolation transformer's output terminal is connected to the input terminal of voltage regulator through the wire, the output terminal of voltage regulator is on the wire is connected to the interchange binding post of rectifier, the direct current binding post of rectifier is on the wire is connected to direct current air switch terminal, capacitor bank's positive and negative terminal is parallelly connected to the rectifier positive and negative terminal respectively.
Description
Technical field
This utility model belongs to high-voltage switch gear technical field, relates to a kind of intelligent high-pressure switch breaking test DC source
Device.
Background technology
Along with the all-round construction of state's net Intelligent transformer station, intelligent high-pressure switch becomes composition important in intelligent substation
Part.In order to verify the performance that intelligent high-pressure switchs, need it is carried out type approval test checking, cut-off type at intelligent high-pressure
In formula test, owing to cut-offfing the impact of rear transient voltage, secondary intelligent control part can produce the highest induced voltage moment, will
Secondary intelligent element burns out, and causes test to proceed；Conventional DC source equipment price is expensive, the most also because of sense
Answer voltage high and be burned.In place of this is the deficiencies in the prior art.
Therefore, for drawbacks described above of the prior art, it is provided that design a kind of intelligent high-pressure switch breaking test direct current
Supply unit；To solve above-mentioned technical problem, it is necessary.
Utility model content
The purpose of this utility model is, the defect existed for above-mentioned prior art, it is provided that a kind of intelligent high-pressure of design
Switch breaking test continuous-current plant, to solve above-mentioned technical problem.
For achieving the above object, this utility model provides techniques below scheme:
A kind of intelligent high-pressure switch breaking test continuous-current plant, it is characterised in that: this device includes exchanging air
Switch, described alternating current air switch connects isolating transformer, and described isolating transformer connects pressure regulator, described tune
Depressor connects has commutator, described commutator to be parallel with Capacitor banks, and described commutator connects direct current air switch；
Described alternating current air switch is connected via wires to the input terminal of isolating transformer, the outfan of isolating transformer
Son is connected via wires to the input terminal of pressure regulator, and the lead-out terminal of pressure regulator is connected via wires to the AC terminal of commutator
On son, the direct current binding post of commutator is connected via wires on direct current air switch terminal, the anode and cathode terminals of Capacitor banks
It is parallel to respectively on commutator anode and cathode terminals.
Preferably, between outfan and the input of described isolating transformer it is complete open circuit isolation；Effective to isolation
The input of transformator serves a good filtration, thus provides pure supply voltage to electrical equipment.
Preferably, described pressure regulator is the autotransformer of voltage continuously adjustable；Realize for different breaking test
The control voltage required is adjusted.
Preferably, described commutator is silicon rectifier；Alternating current (AC) is become unidirectional current (DC) supply load.
Preferably, the capacitor in described Capacitor banks is electrolysis condenser；Play the effect of filtering in the loop, will be straight
AC compounent in stream filters, and prevents AC compounent from disturbing smart machine.
Preferably, described supply unit also includes casing, described alternating current air switch, isolating transformer, pressure regulator,
Commutator, Capacitor banks and direct current air switch, may be contained within described casing.
The beneficial effects of the utility model are, this intelligent high-pressure switch breaking test continuous-current plant meets surely
The requirement of fixed DC source；Utilize isolating transformer to make the most completely insulated of primary side and secondary side, also make this loop isolate；
Meanwhile, the feature that the high-frequency loss of its iron core is big, effective over-voltage suppression incoming secondary Based Intelligent Control loop are utilized, it is to avoid two
Secondary intelligent element burns out.Employing Capacitor banks is filtered, and eliminates exchange clutter, it is to avoid the exchange clutter shadow to intelligent element
Ringing, it is ensured that the degree of accuracy that intelligent element is measured, and simple in construction, easy to operate, reliability is high, is normally carried out test
Provide guarantee.
Additionally, this utility model design principle is reliable, simple in construction, there is application prospect widely.
As can be seen here, this utility model compared with prior art, has substantive distinguishing features and progress, its useful effect implemented
Fruit is also apparent from.
Accompanying drawing explanation
Fig. 1 is the principle frame of a kind of intelligent high-pressure switch breaking test continuous-current plant that this utility model provides
Figure.
Wherein, 1-alternating current air switch, 2-isolating transformer, 3-pressure regulator, 4-commutator, 5-Capacitor banks, 6-direct current
Air switch.
Detailed description of the invention
The utility model is elaborated below in conjunction with the accompanying drawings and by specific embodiment, and following example are to this
The explanation of utility model, and this utility model is not limited to implementation below.
As it is shown in figure 1, a kind of intelligent high-pressure switch breaking test continuous-current plant that this utility model provides, this dress
Putting and include alternating current air switch 1, described alternating current air switch 1 connects isolating transformer 2, and described isolating transformer 2 is even
Being connected to pressure regulator 3, described pressure regulator 3 connects has commutator 4, described commutator 4 to be parallel with Capacitor banks 5, and described is whole
Stream device 4 connects direct current air switch 6；
Described alternating current air switch 1 is connected via wires to the input terminal of isolating transformer 2, isolating transformer 2 defeated
Going out terminal and be connected via wires to the input terminal of pressure regulator 3, the lead-out terminal of pressure regulator 3 is connected via wires to the friendship of commutator 4
On stream binding post, the direct current binding post of commutator 4 is connected via wires on direct current air switch 6 terminal, Capacitor banks 5
Anode and cathode terminals is parallel on commutator 4 anode and cathode terminals respectively.
This intelligent high-pressure switch breaking test continuous-current plant meets the requirement of stable DC source；Utilize isolation
Transformator 2 makes the most completely insulated of primary side and secondary side, also makes this loop isolate；Meanwhile, the high frequency utilizing its iron core damages
Consume big feature, effective over-voltage suppression incoming secondary Based Intelligent Control loop, it is to avoid secondary intelligent element burns out.Use electric capacity
Device group 5 is filtered, and eliminates exchange clutter, it is to avoid the exchange clutter impact on intelligent element, it is ensured that the essence that intelligent element is measured
Exactness, and simple in construction, easy to operate, reliability is high, is normally carried out providing guarantee to test.
In the present embodiment, it is complete open circuit isolation between outfan and the input of described isolating transformer 2；The most right
The input of isolating transformer serves a good filtration, thus provides pure power supply electricity to electrical equipment
Pressure.
In the present embodiment, the described autotransformer that pressure regulator 3 is voltage continuously adjustable；Realize cut-offfing for difference
The control voltage of test requirements document is adjusted.
In the present embodiment, described commutator 4 is silicon rectifier；Alternating current (AC) is become unidirectional current (DC) supply negative
Carry.
In the present embodiment, the capacitor employed in described Capacitor banks is electrolysis condenser；Play filtering in the loop
Effect, the AC compounent in direct current is filtered, prevent AC compounent disturb smart machine.
In the present embodiment, described supply unit also includes casing, described alternating current air switch 1, isolating transformer 2,
Pressure regulator 3, commutator 4, Capacitor banks 5 and direct current air switch 6, may be contained within described casing.
Only preferred implementation of the present utility model disclosed above, but this utility model is not limited to this, any
What those skilled in the art can think does not has creative change, and is made under without departing from this utility model principle premise
Some improvements and modifications, all should fall in protection domain of the present utility model.
Claims (6)
1. an intelligent high-pressure switch breaking test continuous-current plant, it is characterised in that: this device includes that exchanging air opens
Closing, described alternating current air switch connects isolating transformer, and described isolating transformer connects pressure regulator, described pressure regulation
Device connects has commutator, described commutator to be parallel with Capacitor banks, and described commutator connects direct current air switch；Described
Alternating current air switch be connected via wires to the input terminal of isolating transformer, the lead-out terminal of isolating transformer connects through wire
To the input terminal of pressure regulator, the lead-out terminal of pressure regulator is connected via wires on AC terminal of commutator, commutator
Direct current binding post be connected via wires on direct current air switch terminal, the anode and cathode terminals of Capacitor banks is parallel to whole respectively
On stream device anode and cathode terminals.
A kind of intelligent high-pressure switch breaking test continuous-current plant the most according to claim 1, it is characterised in that: institute
State and isolate for complete open circuit between the outfan of isolating transformer and input.
A kind of intelligent high-pressure switch breaking test continuous-current plant the most according to claim 1 and 2, its feature exists
In: described pressure regulator is the autotransformer of voltage continuously adjustable.
A kind of intelligent high-pressure switch breaking test continuous-current plant the most according to claim 3, it is characterised in that: institute
The commutator stated is silicon rectifier.
A kind of intelligent high-pressure switch breaking test continuous-current plant the most according to claim 4, it is characterised in that: institute
Stating the capacitor in Capacitor banks is electrolysis condenser.
A kind of intelligent high-pressure switch breaking test continuous-current plant the most according to claim 5, it is characterised in that: institute
The supply unit stated also includes casing, described alternating current air switch, isolating transformer, pressure regulator, commutator, Capacitor banks with
And direct current air switch, may be contained within described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620757928.9U CN205883068U (en) | 2016-07-19 | 2016-07-19 | Intelligence high -voltage switch cut -offs experimental continuous current plant that uses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620757928.9U CN205883068U (en) | 2016-07-19 | 2016-07-19 | Intelligence high -voltage switch cut -offs experimental continuous current plant that uses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205883068U true CN205883068U (en) | 2017-01-11 |
Family
ID=57697172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620757928.9U Active CN205883068U (en) | 2016-07-19 | 2016-07-19 | Intelligence high -voltage switch cut -offs experimental continuous current plant that uses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205883068U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026695A (en) * | 2016-07-19 | 2016-10-12 | 山东泰开高压开关有限公司 | DC power supply device for smart high-voltage switch opening test |
-
2016
- 2016-07-19 CN CN201620757928.9U patent/CN205883068U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026695A (en) * | 2016-07-19 | 2016-10-12 | 山东泰开高压开关有限公司 | DC power supply device for smart high-voltage switch opening test |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102694477B (en) | High-voltage alternating current power supply, low-voltage alternating current power supply and low-voltage direct current power supply common-base circuit | |
| CN205883068U (en) | Intelligence high -voltage switch cut -offs experimental continuous current plant that uses | |
| CN201349179Y (en) | Switching power supply circuit of pulping machine | |
| CN203117319U (en) | Combination waveform generator | |
| CN103997199A (en) | Active power factor correction circuit with fault detection function | |
| CN205811548U (en) | A kind of capacitor device of series compensation | |
| CN102882393B (en) | Power supply device for converter valve of static VAR generator | |
| CN102608399A (en) | High-voltage electrified display locking device | |
| CN208782501U (en) | A kind of double-fed wind power generator group | |
| CN208001158U (en) | A kind of low pressure mixed compensation cabinet | |
| CN204030975U (en) | Single-phase and automatic three-phase switching high voltage source | |
| CN102420043B (en) | Single-phase high-impedance auto-transformer | |
| CN202663316U (en) | Circuit with three common-grounded power supplies of high voltage alternating current, low voltage alternating current and low voltage direct current | |
| CN207339428U (en) | A kind of ground wire energy taking device | |
| CN106057452A (en) | Transformer capable of increasing impedance | |
| CN202334336U (en) | Active electronic type transformer power supply | |
| CN205943688U (en) | Rectifier transformer is pull to many windings dry -type | |
| CN201805228U (en) | Special low-voltage active power filter for tobacco industry | |
| RU92998U1 (en) | DEVICE FOR PREVENTING HUMIDIFICATION OF THREE-PHASE ASYNCHRONOUS ELECTRIC MOTOR WINDS IN A TECHNOLOGICAL PAUSE | |
| CN106026695A (en) | DC power supply device for smart high-voltage switch opening test | |
| CN102820663A (en) | Dynamic reactive power compensation and harmonic treatment complete equipment | |
| CN202930939U (en) | Intelligent type three phase electricity-saving appliance | |
| CN108631608B (en) | It is a kind of cross that split-phase electronic switch takes can circuit | |
| CN207664626U (en) | Dynamic voltage adjusting device of power distribution network | |
| CN202977146U (en) | Single-phase superhigh-voltage large-capacity off-circuit-regulation alternating current step-up transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |