CN207117161U - Experiment station's generator protection and operating breaker complexes - Google Patents
Experiment station's generator protection and operating breaker complexes Download PDFInfo
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- CN207117161U CN207117161U CN201720939809.XU CN201720939809U CN207117161U CN 207117161 U CN207117161 U CN 207117161U CN 201720939809 U CN201720939809 U CN 201720939809U CN 207117161 U CN207117161 U CN 207117161U
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- breaker
- operating
- complexes
- protective
- operating breaker
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Abstract
It the utility model is related to a kind of experiment station's generator protection and operating breaker complexes; complexes are installed between generator outlet end and closing switch; including close coupling split reactor (2), protective breaker (6), operating breaker (8); the close coupling split reactor (2) is in parallel with the two of protective breaker (6); protective breaker (6) is connected with operating breaker (8), and operating breaker (8) is connected with external circuit.The utility model is in parallel using close coupling split reactor; realize that switching branches flow and current limliting; the problem of High power test station generator circuit breakers Breaking capacity deficiency and operating breaker type selecting difficulty is efficiently solved, complexes fault current connecting-disconnecting function and Reliability of Microprocessor are improved using specific control sequential simultaneously.
Description
Technical field
It the utility model is related to a kind of experiment station's generator protection and operating breaker complexes.
Background technology
Existing high power laboratory inspection center experiment reaches 160kA with surge generator terminal short-circuit electric current, beyond current state
The specified Breaking capacity of separate unit generator breaker is produced, and uses import equipment in addition to expensive, later stage operation expense
It is higher.
Chinese patent CN201621062168.6 discloses a kind of generator outlet breaker control system, by closing coil
Control loop, coil without tension control loop, drive motor coils control loop, programmable controller composition, it is described programmable
Sequence controller electrically connects with the closing coil control loop, coil without tension control loop, drive motor coils control loop.Its
Control system is complex, reliability deficiency, can not meet the needs of high power laboratory inspection center experiment surge generator.
The content of the invention
The technical problems to be solved in the utility model is, there is provided a kind of experiment station for having system protection and operating function concurrently
With generator protection and operating breaker complexes.
Technical scheme is used by the utility model solves its technical problem：Construct a kind of experiment station's generator protection
And operating breaker complexes, it is installed between generator outlet end and closing switch, including close coupling split reactor, guarantor
Breaker, operating breaker are protected, the two of the close coupling split reactor and protective breaker is in parallel, protective breaker and behaviour
Make breaker series connection, operating breaker is connected with external circuit.
In such scheme, the upper end outlet of the close coupling split reactor is divided into two branch roads, passes through two copper respectively
Row is connected with two side phase Up Highway UHW terminals of protective breaker respectively, and two side phase Down Highway terminals of protective breaker pass through copper bar
It is connected with two side phase Up Highway UHW terminals of operating breaker, two side phase Down Highway terminals of operating breaker pass through the copper bar that confluxes
Connection forms bus-bar, and the outlet as complexes is connected with external circuit.
In such scheme, in addition to front end steel bracket, rear end steel bracket and insulator, close coupling split reactor is with protecting
Copper bar between breaker is fixed on the steel bracket of front end by insulator, and operating breaker is located at hollow bulb inside the steel bracket of front end
Point, operating breaker base is directly fixed on ground by lower margin, and protective breaker is fixed on above the steel bracket of rear end, bus-bar
Ground is fixed on by insulator, bus-bar is passed by hollow space inside the steel bracket of rear end.
In such scheme, the protective breaker and the form for the layout that staggers up and down before and after operating breaker use, protection
Breaker uses face-to-face arrangement form with operating breaker terminal block.
In such scheme, the copper bar between the close coupling split reactor and protective breaker is using wide face perpendicular to ground
Form arranges that the copper bar between protective breaker and operating breaker arranges that bus-bar uses using wide face parallel to ground form
Wide face is arranged perpendicular to ground form.
In such scheme, when loop normal work, operating current i0And when following, complexes receive action command
Acted by operating breaker, protective breaker is failure to actuate, when circuit outlet short trouble and fault current reach and more than i1When,
Complexes receive action command by operating breaker and protective breaker while acted, when loop current is reached between i0And i1When,
Complexes receive action command by protective breaker while acted, and operating breaker is failure to actuate.
Implement experiment station's generator protection and operating breaker complexes of the present utility model, have below beneficial to effect
Fruit：
1st, the utility model device is the part of experiment station's short-circuit generator power-supply system, divides electricity by close coupling
Anti- device is in parallel the two of a threephase switch, and two switch series connection are formed to the experiment station's use for having protection and operating function concurrently
Generator protection and operating breaker complexes.
2nd, the utility model is in parallel using close coupling split reactor, realizes that switching branches flow and current limliting, effectively solve
High power test station generator circuit breakers Breaking capacities deficiency and the difficult problem of operating breaker type selecting, use are specific
Control sequential improves complexes fault current connecting-disconnecting function and Reliability of Microprocessor simultaneously.
3rd, the utility model can reach 160kA short circuit current connecting-disconnecting function, and O＆M cost is low, can meet that experiment is impacted
The requirement of generator outlet short-circuit protection.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is the structural representation of the utility model experiment station generator protection and operating breaker complexes；
Fig. 2 is the top view of the utility model experiment station generator protection and operating breaker complexes.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, it is detailed now to compare accompanying drawing
Illustrate specific embodiment of the present utility model.
As shown in Figure 1 and Figure 2, the utility model experiment station generator protection and operating breaker complexes, are installed in
Between generator outlet end and closing switch, it is the part of experiment station's short-circuit generator power-supply system, has system protection concurrently
And operating function.It includes close coupling split reactor 2, protective breaker 6, operating breaker 8.
Close coupling split reactor 2 is made up of copper coil of more encapsulated forms of vacuum pouring mode, coupled mode
Formula couples using between encapsulating, and terminal inlet-outlet line form is bottom in and top out, and outlet angle is 90 degree, under close coupling split reactor 2
It is complexes inlet wire 1 to hold input terminal.Protective breaker 6 exports protective breaker 6 by conventional threephase generator and formed.Behaviour
Make breaker 8 to be made up of conventional threephase generator outlet protective breaker 6.The parameter of operating breaker 8 and model and protection open circuit
Device 6 is identical.Close coupling split reactor 2 is in parallel with the two of protective breaker 6, and protective breaker 6 is gone here and there with operating breaker 8
Connection, operating breaker 8 are connected with external circuit.
Specifically, the upper end outlet 3 of close coupling split reactor 2 is divided to for two branch roads, distinguished respectively by two copper bars 4
Be connected with 6 two side phase Up Highway UHW terminals 5 of protective breaker, 6 two side phase Down Highway terminals of protective breaker by copper bar 4 with
The phase Up Highway UHW terminals connection of the side of operating breaker 8 two, 8 two side phase Down Highway terminals of operating breaker pass through the copper bar that confluxes
4 connections form bus-bar 11 and are connected as the outlet 12 of complexes with external circuit.
Further, experiment station's generator protection and operating breaker complexes, it is characterised in that also including front end
Steel bracket 7, rear end steel bracket 10 and insulator 9, the copper bar 4 between close coupling split reactor 2 and protective breaker 6 pass through insulation
Son 9 is fixed on front end steel bracket 7, and operating breaker 8 is located at the inside hollow space of front end steel bracket 7, the base of operating breaker 8
Ground is directly fixed on by lower margin, protective breaker 6 is fixed on above rear end steel bracket 10, and bus-bar 11 passes through insulator 9
Ground is fixed on, bus-bar 11 is passed by the inside hollow space of rear end steel bracket 10.
Further, the form for the layout that staggers up and down before and after protective breaker 6 uses with operating breaker 8, protection open circuit
Device 6 uses face-to-face arrangement form with the terminal block of operating breaker 8.Space can be saved using this layout, optimized in device
The influence of portion's electromagnetic field and power.
Further, the copper bar 4 between close coupling split reactor 2 and protective breaker 6 uses wide face perpendicular to ground shape
Formula arranges that the copper bar 4 between protective breaker 6 and operating breaker 8 arranges that bus-bar 11 is adopted using wide face parallel to ground form
Arranged with wide face perpendicular to ground form.This arrangement of copper bar 4 has taken into full account the influence of power inside device, enhances
The dynamic stability of structure.
The utility model additionally provides the controlling party of above-mentioned experiment station's generator protection and operating breaker complexes
Method, it is specific as follows：
When loop normal work, operating current i0And when following, complexes receive action command by operation open circuit
Device 8 is acted, and protective breaker 6 is failure to actuate, when circuit outlet short trouble and fault current reach and more than i1When, complexes
Action command is received by operating breaker 8 and protective breaker 6 while is acted, when loop current is reached between i0And i1When, into suit
Put and receive action command by protective breaker 6 while act, operating breaker 8 is failure to actuate.Electric current i0And i1By loop parameter and work
Adjust to obtain as system, in the present embodiment, i0=120kA, i1=160kA.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but the utility model is not limited to
The embodiment stated, above-mentioned embodiment is only schematical, rather than restricted, this area it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under enlightenment of the present utility model
Under, many forms can be also made, these are belonged within protection of the present utility model.
Claims (5)
1. a kind of experiment station's generator protection and operating breaker complexes, are installed in generator outlet end and closing switch
Between, it is characterised in that including close coupling split reactor (2), protective breaker (6), operating breaker (8), the tight coupling
Close split reactor (2) to be in parallel with the two of protective breaker (6), protective breaker (6) is connected with operating breaker (8), behaviour
Make breaker (8) to be connected with external circuit.
2. experiment station's generator protection according to claim 1 and operating breaker complexes, it is characterised in that institute
The upper end outlet (3) for stating close coupling split reactor (2) is divided into two branch roads, respectively by two copper bars (4) respectively with protection
(6) two side phase Up Highway UHW terminal (5) connections of breaker, (6) two side phase Down Highway terminals of protective breaker pass through copper bar (4)
It is connected with (8) two side phase Up Highway UHW terminals of operating breaker, (8) two side phase Down Highway terminals of operating breaker are by confluxing
Copper bar (4) connection form bus-bar (11), the outlet (12) as complexes is connected with external circuit.
3. experiment station's generator protection according to claim 2 and operating breaker complexes, it is characterised in that also
Including front end steel bracket (7), rear end steel bracket (10) and insulator (9), close coupling split reactor (2) and protective breaker
(6) copper bar (4) between is fixed on front end steel bracket (7) by insulator (9), and operating breaker (8) is located at front end steel bracket
(7) the inside hollow space, operating breaker (8) base is directly fixed on ground by lower margin, after protective breaker (6) is fixed on
Hold steel bracket (10) above, bus-bar (11) is fixed on ground by insulator (9), and bus-bar (11) is by rear end steel bracket (10)
The inside hollow space passes.
4. experiment station's generator protection according to claim 1 and operating breaker complexes, it is characterised in that institute
State the form for the layout that staggers up and down before and after protective breaker (6) uses with operating breaker (8), protective breaker (6) and operation
Breaker (8) terminal block uses face-to-face arrangement form.
5. experiment station's generator protection according to claim 1 and operating breaker complexes, it is characterised in that institute
The copper bar (4) stated between close coupling split reactor (2) and protective breaker (6) is arranged using wide face perpendicular to ground form, is protected
The copper bar (4) protected between breaker (6) and operating breaker (8) arranges that bus-bar (11) is adopted using wide face parallel to ground form
Arranged with wide face perpendicular to ground form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720939809.XU CN207117161U (en) | 2017-07-31 | 2017-07-31 | Experiment station's generator protection and operating breaker complexes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720939809.XU CN207117161U (en) | 2017-07-31 | 2017-07-31 | Experiment station's generator protection and operating breaker complexes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207117161U true CN207117161U (en) | 2018-03-16 |
Family
ID=61582219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720939809.XU Expired - Fee Related CN207117161U (en) | 2017-07-31 | 2017-07-31 | Experiment station's generator protection and operating breaker complexes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207117161U (en) |
-
2017
- 2017-07-31 CN CN201720939809.XU patent/CN207117161U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 143 Co-patentee after: NARI Group Corp. Patentee after: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute Address before: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 143 Co-patentee before: NANJING NARI Group Corp. Patentee before: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 |