Unlock instant, AI-driven research and patent intelligence for your innovation.

Transformer control system and its control method

A technology for control systems and transformers, which is applied in the direction of AC network voltage adjustment, AC power input conversion into AC power output, and conversion equipment that can be converted into DC without intermediate conversion, and can solve problems such as reducing the harmonic content of the output voltage. , to achieve the effect of reducing harmonic components and improving performance

Active Publication Date: 2017-03-15
SHANGHAI JIAO TONG UNIV SUBEI RES INST
View PDF7 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved by the technical solution of the present invention is to improve the transformation level, reduce the harmonic content of the output voltage, and reduce the control complexity

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Transformer control system and its control method
  • Transformer control system and its control method
  • Transformer control system and its control method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0038] The invention discloses a transformer control system and a control method thereof.

[0039] figure 1 It is a structural diagram of the transformer control system provided by the embodiment of the present invention, combined with figure 1 Detailed description.

[0040] The transformer control system includes:

[0041] regulator1;

[0042] a first transformer 2 connected to the regulator 1;

[0043] a second transformer 3 connected to the regulator 1;

[0044] The secondary side of the first transformer 2 is a Y-type connection, and the secondary side of the second transformer 3 is a delta connection;

[0045] The first transformer 2 is connected in parallel with the second transformer 3 .

[0046] Wherein, the regulator 1 is a PI regulator, specifically a proportional-integral controller (Proportional Integral Controller, referred to as a PI regulator or PI), and the output of the PI regulator, feed-forward compensation, and external power grid voltage jointly dete...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention relates to a transformer control system and a control method thereof. The transformer control system comprises a regulator, a first transformer connected with the regulator and a second transformer connected with the regulator, wherein the secondary side of the first transformer adopts a Y type connection mode, and the secondary side of the second transformer adopts a triangular connection mode; the first transformer is connected with the second transformer in series. According to the technical scheme, the voltage transformation level is improved, the harmonic content of output voltage is reduced, and the complexity of control is reduced.

Description

technical field [0001] The invention relates to the field of electric energy control of a power system, in particular to a transformer control system and a control method thereof. Background technique [0002] Static Synchronous Compensator (Static Synchronous Compensator, hereinafter referred to as STATCOM), as a product of the development of power electronics technology, computer technology, microcontroller technology and control theory, can comprehensively compensate the reactive power of the power system, improve the power factor, and effectively Suppressing harmonic currents and completing three-phase unbalanced control have become research hotspots in all aspects of electric energy from power generation to application in power systems. [0003] Early traditional reactive power compensation devices include: static compensation devices and dynamic compensation devices. The principle of the static compensation device is to improve the power factor by connecting capacitor...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Patents(China)
IPC IPC(8): H02J3/12H02J3/01H02P13/00
CPCH02J3/01H02J3/1878Y02E40/40
Inventor 姜建国李洪亮罗乔树通
Owner SHANGHAI JIAO TONG UNIV SUBEI RES INST