CN205787025U - A kind of pilot system utilizing pressure regulator to carry out small area analysis test - Google Patents
A kind of pilot system utilizing pressure regulator to carry out small area analysis test Download PDFInfo
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- CN205787025U CN205787025U CN201620425530.5U CN201620425530U CN205787025U CN 205787025 U CN205787025 U CN 205787025U CN 201620425530 U CN201620425530 U CN 201620425530U CN 205787025 U CN205787025 U CN 205787025U
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- Prior art keywords
- pressure regulator
- power
- rectifier
- regulator
- small area
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- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 230000005284 excitation Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000819 phase cycle Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
This utility model relates to a kind of pilot system utilizing pressure regulator to carry out small area analysis test, and it is technically characterized by comprising the steps as follows: and includes pressure regulator, synchrotrans, power rectifier, field regulator, commutator anode-side disconnecting link, rectifier DC side tool lock, slide wire resistance and oscillograph；The primary side of pressure regulator connects power-frequency voltage AC380V, the secondary side of this pressure regulator is connected with power rectifier by power cable and commutator anode-side disconnecting link, synchrotrans are connected to the secondary side of pressure regulator, these synchrotrans are connected with field regulator, field regulator is connected with power rectifier by controlling cable, and slide wire resistance is connected with oscillograph by rectifier DC side tool lock.This utility model is reasonable in design, its by 380V power supply in intrinsic factory to pressure regulator power transmission, it is not necessary to take the connection of the secondary of commutator anode and exciting transformer apart, it is achieved the small area analysis test function of excitation system, there is the features such as wiring is simple, safe and reliable.
Description
Technical field
This utility model belongs to excitation system technical field, especially one and utilizes pressure regulator to carry out small area analysis survey
The pilot system of examination.
Background technology
Excitation system is a kind of device that can provide synchronous generator field supply.Excitation system is in power train
System plays vital effect: (1) maintains electromotor or other control point (as high-pressure side, power plant is female
Line) voltage at given level；(2) parallel running unit reactive power reasonable distribution is controlled；(3) improve
Electromotor and the ability of power system steady stability；(4) electrical power system transmission power limit is improved；(5) carry
High electromotor and the ability of power system dynamic stability；(6) operation conditions of power system and electromotor is improved.
Before excitation system formally puts into operation, need according to " test of high-rating generator excitation system scene is led
Then " (DL/T 1166-2012) carries out correlation test, and the test of its small current is extremely important test item
Mesh.Existing small area analysis test method, mainly tests at the additional alternating voltage of commutator anode,
Its wiring is complicated, and when testing at the scene, the secondary needing to take commutator anode apart with exciting transformer
Connect, there is great potential safety hazard.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that one is reasonable in design, safety can
Lean on and the easy to use pilot system utilizing pressure regulator to carry out small area analysis test.
This utility model solves it and technical problem is that and take techniques below scheme to realize:
A kind of pilot system utilizing pressure regulator to carry out small area analysis test, including pressure regulator, synchrotrans,
Power rectifier, field regulator, commutator anode-side disconnecting link, rectifier DC side tool lock, slide wire resistance
And oscillograph；The primary side of described pressure regulator connects power-frequency voltage AC380V, and the secondary side of this pressure regulator passes through
Power cable and commutator anode-side disconnecting link are connected with power rectifier, and described synchrotrans are connected to adjust
The secondary side of depressor, these synchrotrans are connected with field regulator, and described field regulator is by controlling
Cable is connected with power rectifier, and described slide wire resistance is connected with oscillograph by rectifier DC side tool lock.
Described power-frequency voltage AC380V is provided by 380V power supply in intrinsic factory.
Advantage of the present utility model and good effect be:
This utility model is reasonable in design, its by 380V power supply in intrinsic factory to pressure regulator power transmission, it is not necessary to
Take the connection of commutator anode and the secondary of exciting transformer apart, it is achieved the small area analysis test function of excitation system,
There is the features such as wiring is simple, safe and reliable.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model embodiment is further described:
A kind of pilot system utilizing pressure regulator to carry out small area analysis test, as it is shown in figure 1, include pressure regulator,
Synchrotrans, power rectifier FLZ, field regulator, commutator anode-side disconnecting link K1, commutator are straight
Stream side tool lock K2, slide wire resistance and oscillograph.The primary side of described pressure regulator connects power-frequency voltage AC380V,
This AC380V is provided by 380V power supply in factory, and the secondary side of this pressure regulator is by power cable and commutator sun
Pole side tool lock K1 is connected with power rectifier FLZ, and described field regulator is whole with power by controlling cable
Stream device FLZ is connected, and described slide wire resistance is connected with oscillograph by rectifier DC side tool lock K2, described same
Step transformator is connected to the secondary side of pressure regulator, and these synchrotrans are connected with field regulator, synchronizes letter
Number it is delivered on field regulator by synchrotrans.
This utility model in use, completes the small area analysis test function to excitation system in the following way:
(1) drawn a road power-frequency voltage power supply by station-service 6kV active section back-up breaker interval and be connected to excitation transformation
The former change of device, disconnects the connection that the former change of exciting transformer is female with generator outlet envelope, disconnects generator amature bus
With the connection of power rectifier output dc bus, at degaussing switch end opening, connect slide-wire rheostat.
(2) connection encouraging power supply in terminal block is opened in disconnection, it is ensured that will not put into open during test and encourage power supply.
(3) close commutator anode-side disconnecting link and rectifier DC side tool lock.
(4) close 6kV active section back-up breaker, with 6kV to exciting transformer power transmission.
(5) power rectifier anode bus voltage and phase sequence are measured with anode voltage tester.
(6) close degaussing switch.
(7) field regulator is arranged on " determining angle " control mode, and close rectifier pulsed fling-cut switch.
(8) " building pressure on the spot " button pressed by field regulator, puts into excitation, with increase and decrease excitation mode by just
Take formula electricity recorder analyser observation output synchronizing voltage, excitation voltage and exciting current the most normal.
It is emphasized that embodiment described in the utility model is illustrative rather than determinate,
Therefore this utility model includes the embodiment being not limited to described in detailed description of the invention, every by this area skill
Other embodiments that art personnel draw according to the technical solution of the utility model, also belong to this utility model
The scope of protection.
Claims (2)
1. one kind utilizes the pilot system that pressure regulator carries out small area analysis test, it is characterised in that: include pressure regulator,
Synchrotrans, power rectifier, field regulator, commutator anode-side disconnecting link, rectifier DC side tool
Lock, slide wire resistance and oscillograph；The primary side of described pressure regulator connects power-frequency voltage AC380V, this pressure regulator
Secondary side be connected with power rectifier by power cable and commutator anode-side disconnecting link, described synchronize become
Depressor is connected to the secondary side of pressure regulator, and these synchrotrans are connected with field regulator, described Excitation Adjustment
Joint device is connected with power rectifier by controlling cable, described slide wire resistance by rectifier DC side tool lock and
Oscillograph is connected.
A kind of pilot system utilizing pressure regulator to carry out small area analysis test the most according to claim 1, its
It is characterised by: described power-frequency voltage AC380V is provided by 380V power supply in intrinsic factory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620425530.5U CN205787025U (en) | 2016-05-10 | 2016-05-10 | A kind of pilot system utilizing pressure regulator to carry out small area analysis test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620425530.5U CN205787025U (en) | 2016-05-10 | 2016-05-10 | A kind of pilot system utilizing pressure regulator to carry out small area analysis test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205787025U true CN205787025U (en) | 2016-12-07 |
Family
ID=57410077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620425530.5U Expired - Fee Related CN205787025U (en) | 2016-05-10 | 2016-05-10 | A kind of pilot system utilizing pressure regulator to carry out small area analysis test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205787025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115360947A (en) * | 2022-08-31 | 2022-11-18 | 中国长江三峡集团有限公司 | Excitation circuit, excitation small current test method and electronic equipment |
-
2016
- 2016-05-10 CN CN201620425530.5U patent/CN205787025U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115360947A (en) * | 2022-08-31 | 2022-11-18 | 中国长江三峡集团有限公司 | Excitation circuit, excitation small current test method and electronic equipment |
| CN115360947B (en) * | 2022-08-31 | 2023-07-25 | 中国长江三峡集团有限公司 | Excitation circuit, excitation small current test method and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20180510 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |