CN104777379A - Dynamic characteristic test system for single-phase controllable shunt reactor - Google Patents
Dynamic characteristic test system for single-phase controllable shunt reactor Download PDFInfo
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- CN104777379A CN104777379A CN201510150181.0A CN201510150181A CN104777379A CN 104777379 A CN104777379 A CN 104777379A CN 201510150181 A CN201510150181 A CN 201510150181A CN 104777379 A CN104777379 A CN 104777379A
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Abstract
The invention belongs to the technical field of application of a power system, and relates to a dynamic characteristic test system for a single-phase controllable shunt reactor. The single-phase controllable shunt reactor comprises a primary winding, a secondary winding and a filtering winding, wherein the primary winding is connected with an alternating current power supply through an outgoing breaker I; the secondary winding is connected with two anti-parallel thyristors through an outgoing breaker II; the filtering winding is connected with a filter bank through an outgoing breaker III; a single-chip microcomputer controller dynamically and independently controls conduction angles of the two anti-parallel thyristors respectively in time sequence, and dynamically and independently controls opening and closing of the outgoing breakers of the three winding structures respectively in time sequence. The conduction state of the anti-parallel thyristors and the opening-closing state of the outgoing breakers can be controlled accurately and dynamically, so that the operation state of a transformer type single-phase controllable shunt reactor can be controlled through accurate and dynamic control of the thyristors, and related dynamic current and voltage of the thyristors for controlling the transformer type single-phase controllable shunt reactor can be recorded in real time.
Description
Technical field
The invention belongs to electric system applied technical field, particularly relate to a kind of single-phase controllable parallel reactors dynamical property test system.
Background technology
In order to meet the demand that future electrical energy increases, need to adopt ultra-high voltage AC transmission technology to carry out growing distance, transmitting electricity on a large scale, because ultrahigh voltage alternating current transmission lines exists huge capacitive charge power, violent power flow changing, and limited insulation margin, thus propose higher requirement to the Reactive-power control of network system and Overvoltage suppressing.Traditional reactive power compensators such as ordinary high pressure shunt reactor and Static Var Compensator mostly cannot meet the needs of Overvoltage suppressing and Reactive-power control simultaneously, and controllable parallel reactors can well meet this demand.
From the demand of extra-high-voltage alternating current power grid construction to controllable parallel reactors, response, low harmony wave and the idle continuously adjustable thyristor control transformer type controllable parallel reactors focus that will be future studies and development fast.The dynamic perfromance of thyristor control transformer type controllable parallel reactors is related to the formulation of thyristor control transformer type controllable parallel reactors control & protection strategy and the configuration of correlation parameter, and yet there are no the single-phase controllable parallel reactors dynamical property test system of same or similar thyristor control transformer type in prior art.
Summary of the invention
For the problem mentioned in above-mentioned background technology, the present invention proposes a kind of single-phase controllable parallel reactors dynamical property test system.
The technical solution used in the present invention is:
Described single-phase controllable parallel reactors is single-phase three winding structure, comprise winding, Secondary Winding and a Filter Winding, one time winding is connected with AC power by its wire-outgoing breaker, Secondary Winding is connected with two anti-parallel thyristors by its wire-outgoing breaker, Filter Winding is connected with bank of filters by its wire-outgoing breaker, it is characterized in that:
By singlechip controller difference dynamically independent conduction angle controlling two anti-parallel thyristors in sequential, and by singlechip controller dynamic independent folding controlling the wire-outgoing breaker of three winding constructions respectively in sequential.
Described singlechip controller is connected with host computer, realizes two-way communication, realizes the Dynamic controlling to anti-parallel thyristor conduction angle and wire-outgoing breaker folding by host computer.
Described singlechip controller is connected by USB interface with host computer.
Beneficial effect of the present invention is:
The present invention can the accurately conducting state of Dynamic controlling anti-parallel thyristor and the folding condition of wire-outgoing breaker, thus can the running status of the accurate single-phase controllable parallel reactors of dynamic regulation thyristor control transformer type, and can the associated dynamic electric current of the single-phase controllable parallel reactors of real time record thyristor control transformer type and voltage, for the single-phase controllable parallel reactors dynamic perfromance of research thyristor control transformer type provides effective means.
Accompanying drawing explanation
Fig. 1 is the structural representation of dynamical property test system of the present invention;
Fig. 2 is the thyristor control transformer type single-phase controllable parallel reactors Filter Winding dynamic current design sketch that the present invention's measurement obtains;
Fig. 3 is thyristor control transformer type single-phase controllable parallel reactors winding dynamic current design sketch that the present invention's measurement obtains.
Number in the figure:
1-winding, 2-Secondary Winding, 3-Filter Winding, 4-AC power, 5-bank of filters, 6-singlechip controller, 7-host computer
Embodiment
The invention provides a kind of single-phase controllable parallel reactors dynamical property test system, below in conjunction with accompanying drawing, embodiment is elaborated.It should be emphasized that following explanation is only exemplary, instead of in order to limit the scope of the invention and apply.
The single-phase controllable parallel reactors dynamical property test system of a kind of thyristor control transformer type as shown in Figure 1, thyristor control transformer type single-phase controllable parallel reactors body is single-phase three winding structure, comprise winding 1, Secondary Winding 2 and a Filter Winding 3, winding 1 by its wire-outgoing breaker K
1be connected with AC power 4, Secondary Winding 2 is by its wire-outgoing breaker K
2with two anti-parallel thyristor T
1, T
2be connected, Filter Winding 3 is by its wire-outgoing breaker K
3be connected with bank of filters 5.
Singlechip controller 6 is by its anti-parallel thyristor phase shifting control unit dynamic conditioning anti-parallel thyristor T
1, T
2conduction angle, singlechip controller 6 is by its wire-outgoing breaker control module Dynamic controlling winding wire-outgoing breaker K
1, Secondary Winding wire-outgoing breaker K
2with Filter Winding wire-outgoing breaker K
3folding, and then the dynamic change realizing thyristor control transformer type single-phase controllable parallel reactors running status.Host computer 7 is by USB interface and singlechip controller 6 two-way communication, and then host computer 7 controls two anti-parallel thyristor T by singlechip controller 6
1, T
2conduction angle and three wire-outgoing breaker K
1, K
2, K
3folding.
As three wire-outgoing breaker K
1, K
2, K
3closed, and dynamic conditioning two anti-parallel thyristor T
1, T
2conduction angle time, measure the thyristor control transformer type single-phase controllable parallel reactors Filter Winding dynamic current design sketch that obtains as shown in Figure 2.When isolating switch K appears in a winding
1with Secondary Winding wire-outgoing breaker K
2closed, Filter Winding wire-outgoing breaker K
3open, and dynamic conditioning two anti-parallel thyristor T
1, T
2conduction angle time, measure thyristor control transformer type single-phase controllable parallel reactors winding dynamic current design sketch of obtaining as shown in Figure 3.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (3)
1. a single-phase controllable parallel reactors dynamical property test system, described single-phase controllable parallel reactors is single-phase three winding structure, comprise winding, Secondary Winding and a Filter Winding, one time winding is connected with AC power by its wire-outgoing breaker, Secondary Winding is connected with two anti-parallel thyristors by its wire-outgoing breaker, Filter Winding is connected with bank of filters by its wire-outgoing breaker, it is characterized in that:
By singlechip controller difference dynamically independent conduction angle controlling two anti-parallel thyristors in sequential, and by singlechip controller dynamic independent folding controlling the wire-outgoing breaker of three winding constructions respectively in sequential.
2. the single-phase controllable parallel reactors dynamical property test system of one according to claim 1, it is characterized in that, described singlechip controller is connected with host computer, realizes two-way communication, realizes the Dynamic controlling to anti-parallel thyristor conduction angle and wire-outgoing breaker folding by host computer.
3. the single-phase controllable parallel reactors dynamical property test system of one according to claim 2, it is characterized in that, described singlechip controller is connected by USB interface with host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510150181.0A CN104777379A (en) | 2015-03-31 | 2015-03-31 | Dynamic characteristic test system for single-phase controllable shunt reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510150181.0A CN104777379A (en) | 2015-03-31 | 2015-03-31 | Dynamic characteristic test system for single-phase controllable shunt reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104777379A true CN104777379A (en) | 2015-07-15 |
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|---|---|---|---|
| CN201510150181.0A Pending CN104777379A (en) | 2015-03-31 | 2015-03-31 | Dynamic characteristic test system for single-phase controllable shunt reactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188119A (en) * | 2021-11-08 | 2022-03-15 | 南方电网科学研究院有限责任公司 | Inductance-adjustable reactor and inductance adjusting method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050017696A1 (en) * | 2001-11-20 | 2005-01-27 | Hansjorg Hauer | Method and device for regulating electric voltage |
| CN102104359A (en) * | 2009-12-18 | 2011-06-22 | 特变电工沈阳变压器集团有限公司 | Alternating current (AC) stepped controllable single-phase/three-phase shunt reactor |
| CN103383419A (en) * | 2013-04-19 | 2013-11-06 | 国家电网公司 | Magnetic control type controllable parallel reactor combined adjustment testing device |
| CN204118755U (en) * | 2014-11-14 | 2015-01-21 | 国家电网公司 | 6 pulsation TCT formula controllable parallel reactors |
-
2015
- 2015-03-31 CN CN201510150181.0A patent/CN104777379A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050017696A1 (en) * | 2001-11-20 | 2005-01-27 | Hansjorg Hauer | Method and device for regulating electric voltage |
| CN102104359A (en) * | 2009-12-18 | 2011-06-22 | 特变电工沈阳变压器集团有限公司 | Alternating current (AC) stepped controllable single-phase/three-phase shunt reactor |
| CN103383419A (en) * | 2013-04-19 | 2013-11-06 | 国家电网公司 | Magnetic control type controllable parallel reactor combined adjustment testing device |
| CN204118755U (en) * | 2014-11-14 | 2015-01-21 | 国家电网公司 | 6 pulsation TCT formula controllable parallel reactors |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188119A (en) * | 2021-11-08 | 2022-03-15 | 南方电网科学研究院有限责任公司 | Inductance-adjustable reactor and inductance adjusting method thereof |
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Application publication date: 20150715 |
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| RJ01 | Rejection of invention patent application after publication |