CN207691437U - A kind of metering reactive-load dynamic compensation unit - Google Patents
A kind of metering reactive-load dynamic compensation unit Download PDFInfo
- Publication number
- CN207691437U CN207691437U CN201721639538.2U CN201721639538U CN207691437U CN 207691437 U CN207691437 U CN 207691437U CN 201721639538 U CN201721639538 U CN 201721639538U CN 207691437 U CN207691437 U CN 207691437U
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- Prior art keywords
- switch
- power supply
- capacitor
- copper bar
- combination switch
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- 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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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Abstract
The utility model discloses a kind of metering reactive-load dynamic compensation units, including babinet（1）, in babinet（1）Power Supply Assembly is inside installed, compensation component is provided on Power Supply Assembly, the compensation component includes switch with knifeshaped fuse（9）, capacitor（13）, combination switch（14）, miniature circuit breaker（15）And compensating controller（16）, switch with knifeshaped fuse（9）One end be connected to main female copper bar of Power Supply Assembly（10）The upper, other end and miniature circuit breaker（15）Connection, the utility model ensure can Power Supply Assembly normal power supply, reduce failure rate, service life of equipment is provided.
Description
Technical field
The utility model belongs to power supply unit technical field, and in particular to a kind of metering idle dynamic for batch meter is mended
Repay unit.
Background technology
Existing high and low voltage electric distribution equipment, box-type substation, electric substation, type is various, and wiring is complicated, and lacks reactive-load compensation
Function causes failure rate to increase, using limited.
Utility model content
The technical issues of to be solved in the utility model is to lack reactive-load compensation in existing controller switching equipment, high failure rate, from
And provide a kind of metering reactive-load dynamic compensation unit suitable for batch meter.
In order to solve the above technical problems, technical solution used by the utility model is as follows：
A kind of metering reactive-load dynamic compensation unit, including babinet, are equipped with Power Supply Assembly, on Power Supply Assembly in babinet
It is provided with compensation component, the compensation component includes switch with knifeshaped fuse, capacitor, combination switch, miniature circuit breaker and compensation control
Device, one end of switch with knifeshaped fuse is connected on main female copper bar of Power Supply Assembly, the other end and miniature circuit breaker connect, miniature circuit breaker
It is connect with combination switch, combination switch is connect with capacitor；Capacitor is fixed in box baseplate；The test side of compensating controller
Connect with one group of current transformer of Power Supply Assembly receive current transformer without function signal, the output end of compensating controller with it is multiple
The control terminal of combination switch is connected sends switching instruction to combination switch.
The combination switch includes plerosis combination switch and dividing plerosis combination switch altogether, the capacitor include mend altogether capacitor and
Divide benefit capacitor.
The Power Supply Assembly includes contactor, current transformer, disconnecting switch, leakage relay signal coil, knife is molten opens
Pass, main female copper bar, breaker of plastic casing and small breaker；Power cable stretches into babinet across split-phase after leakage relay signal coil
Be connected on the upper end of disconnecting switch, the lower end of disconnecting switch respectively with copper bar across three groups of current transformers be followed by contactor into
Line end, the leading-out terminal of contactor are connected to after being connect with switch with knifeshaped fuse on main female copper bar, breaker of plastic casing and small breaker difference
It is connected on main female copper bar, main mother's copper bar and external load cable connection.
Compensating controller receives the idle dynamic signal that one group of current transformer detects Power Supply Assembly, after being handled
Control command is sent to combination switch, combination switch carries out switching action, makes corresponding miniature circuit breaker power on/off and capacitance
Device realizes the compensation to Power Supply Assembly whether access, ensure the normal power supply of Power Supply Assembly, reduces failure rate, provides equipment use
Service life.
Description of the drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is the rearview of the utility model.
Fig. 3 is the utility model principle block diagram.
Specific implementation mode
As shown in Figs. 1-3, a kind of metering reactive-load dynamic compensation unit, including babinet 1, are equipped with power supply group in babinet 1
Part, the Power Supply Assembly include contactor 5, current transformer 6, disconnecting switch 7, leakage relay signal coil 8, switch with knifeshaped fuse
9, main female copper bar 10, breaker of plastic casing 11 and small breaker 12；Power cable stretches into babinet and passes through leakage relay signal coil 8
Split-phase is connected on the upper end of disconnecting switch 7 afterwards, and the lower end of disconnecting switch 7 is followed by with copper bar across three groups of current transformers 6 respectively
The end of incoming cables of contactor 5, the leading-out terminal of contactor 5 are connected to after being connect with switch with knifeshaped fuse 9 on main female copper bar 10, breaker of plastic casing
11 and small breaker 12 be connected on main female copper bar 10, main mother's copper bar 10 and external load cable connection.
It is provided with compensation component on Power Supply Assembly, the compensation component includes switch with knifeshaped fuse 9, capacitor 13, compound opens
Close 14, miniature circuit breaker 15 and compensating controller 16, one end of switch with knifeshaped fuse 9 is connected on main female copper bar 10 of Power Supply Assembly,
The other end is connect with miniature circuit breaker 15, and miniature circuit breaker 15 is connect with combination switch 14, and combination switch 14 connects with capacitor 13
It connects；Capacitor 13 is fixed on 1 bottom plate of babinet；The test side of compensating controller 16 and the one of Power Supply Assembly group of current transformer 6
Connection receive current transformer 6 without function signal, the output end of compensating controller 16 connect with the control terminal of combination switch 14 to
Combination switch 14 sends switching instruction.
Specifically, the combination switch 14 includes the total plerosis combination switch and model ZMFK- of model ZMFK -0.4/3
0.25/3 divides the plerosis combination switch, the capacitor 13 to include the total benefit capacitor and model BSMJ- of model BSMJ-0.4
0.25 √'s 3 divides benefit capacitor.
Compensating controller 16 receives the idle dynamic signal that one group of current transformer detects Power Supply Assembly, is handled
Control command is sent afterwards to combination switch, and combination switch carries out switching action, makes corresponding miniature circuit breaker power on/off and electricity
Container realizes the compensation to Power Supply Assembly whether access, ensure the normal power supply of Power Supply Assembly, reduces failure rate, providing equipment makes
Use the service life.
In the present embodiment, the model JKWF-12 of the compensating controller；The model DZ47- of the small breaker
63/3D；The breaker of plastic casing is the breaker of NM1 series.The model JDL6- III of the leakage relay.
Claims (3)
1. a kind of metering reactive-load dynamic compensation unit, it is characterised in that：Including babinet（1）, in babinet（1）Power supply group is inside installed
Part, is provided with compensation component on Power Supply Assembly, and the compensation component includes switch with knifeshaped fuse（9）, capacitor（13）, combination switch
（14）, miniature circuit breaker（15）And compensating controller（16）, switch with knifeshaped fuse（9）One end be connected to main female copper bar of Power Supply Assembly
（10）The upper, other end and miniature circuit breaker（15）Connection, miniature circuit breaker（15）With combination switch（14）Connection, combination switch
（14）With capacitor（13）Connection；Capacitor（13）It is fixed on babinet（1）On bottom plate；Compensating controller（16）Test side and confession
One group of current transformer of electrical component（6）Connection receives current transformer（6）Without function signal, compensating controller（16）Output
End and combination switch（14）Control terminal connect to combination switch（14）Send switching instruction.
2. metering reactive-load dynamic compensation unit according to claim 1, it is characterised in that：The combination switch（14）Including
It is total to plerosis combination switch and divides plerosis combination switch, the capacitor（13）Including total benefit capacitor and divide benefit capacitor.
3. metering reactive-load dynamic compensation unit according to claim 1, it is characterised in that：The Power Supply Assembly includes contact
Device（5）, current transformer（6）, disconnecting switch（7）, leakage relay signal coil（8）, switch with knifeshaped fuse（9）, main female copper bar
（10）, breaker of plastic casing（11）With small breaker（12）；Power cable stretches into babinet and passes through leakage relay signal coil（8）Afterwards
Split-phase is connected on disconnecting switch（7）Upper end, disconnecting switch（7）Lower end respectively with copper bar pass through three groups of current transformers（6）Afterwards
It is connected on contactor（5）End of incoming cables, contactor（5）Leading-out terminal and switch with knifeshaped fuse（9）Main female copper bar is connected to after connection（10）
On, breaker of plastic casing（11）With small breaker（12）It is connected to main female copper bar（10）On, main mother's copper bar（10）It is negative with outside
Lotus cable connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721639538.2U CN207691437U (en) | 2017-11-30 | 2017-11-30 | A kind of metering reactive-load dynamic compensation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721639538.2U CN207691437U (en) | 2017-11-30 | 2017-11-30 | A kind of metering reactive-load dynamic compensation unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207691437U true CN207691437U (en) | 2018-08-03 |
Family
ID=62999672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721639538.2U Active CN207691437U (en) | 2017-11-30 | 2017-11-30 | A kind of metering reactive-load dynamic compensation unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207691437U (en) |
-
2017
- 2017-11-30 CN CN201721639538.2U patent/CN207691437U/en active Active
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