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Energy-saving transformer

A technology of energy-saving transformers and step-up transformers, applied in the field of transformers, can solve the problems of transformers with huge electric energy, large power loss, and energy waste, and achieve the effects of reducing eddy current loss, reducing heat loss, and being easy to use

Inactive Publication Date: 2010-09-01
李明
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] A transformer is a device that transforms AC voltage, current and impedance. The current transformer is generally composed of an iron core (or magnetic core) and a coil. The coil has two or more windings. The relatively large transformer has a relatively large Many, the resistance value is large, so the power loss caused by the winding itself is also relatively large. Since the transformer is widely used in daily life, the electric energy consumed by the winding of the transformer itself is also very large, which virtually causes a waste of energy.

Method used

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Examples

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Embodiment 1

[0013] figure 1 Among them, the energy-saving step-down transformer includes a magnetic core 1, a primary coil 2 and a secondary coil 3, and is characterized in that: the number of coils in the secondary coil 3 of the step-down transformer is multiple, and the resistance value of each coil is equal, more After the two coils are connected in parallel, the terminal 6 is drawn out, and the heat loss of the transformer is inversely proportional to the number of coils of the secondary coil 3 of the step-down transformer.

[0014] The energy-saving step-down transformer has a constant rated output voltage and a rated output current of I 2 , the primary coil 2 of the step-down transformer remains unchanged, assuming that the resistance value of the secondary coil of the original step-down transformer is r, the number of coils of the secondary coil 3 of the step-down transformer of the invention is n, and the resistance value of each coil is R , the resistance value after n coils are...

Embodiment 2

[0019] figure 2 Among them, the energy-saving step-up transformer includes a magnetic core 1, a primary coil and a secondary coil. After the connection, the terminal 6 is drawn out, and the heat loss of the transformer is inversely proportional to the number of coils of the primary coil 4 of the step-up transformer.

[0020] The energy-saving step-up transformer has a constant rated input voltage and a rated input current of I 1 , the secondary coil 5 of the step-up transformer remains unchanged, assuming that the resistance value of the primary coil of the original step-up transformer is r, the number of coils of the primary coil 4 of the step-up transformer of the invention is n, and the resistance value of each coil is R, The resistance value after n coils are connected in parallel is R / n, and the heat loss of the existing transformer is The heat loss of the energy-saving step-up transformer of this invention is

[0021] 1) If R=r, then the heat loss of the energy-sa...

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PUM

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Abstract

The invention discloses a transformer, in particular an energy-saving transformer. The energy-saving transformer comprises a magnetic core, a primary coil and a secondary coil. The energy-saving transformer is characterized in that the coil number of the secondary coils of a reducing transformer or the primary coils of a boosting transformer is a plurality, the resistance values of the coils are equal, the plurality of coils are connected in parallel and then led out of a connector lug, and the heat loss of the transformer is in inverse proportion to the coil number of the secondary coils of the reducing transformer or the primary coils of the boosting transformer. The energy-saving transformer has the advantages of simple structure and convenient use, greatly reduces the heat loss of the transformer coils, meanwhile reduces the eddy-current loss, and can save a large amount of electrical energy.

Description

(1) Technical field [0001] The invention relates to a transformer, in particular to an energy-saving transformer. (2) Background technology [0002] A transformer is a device that transforms AC voltage, current and impedance. The current transformer is generally composed of an iron core (or magnetic core) and a coil. The coil has two or more windings. The relatively large transformer has a relatively large Many, the resistance value is large, so the power loss caused by the winding itself is also relatively large. Since the transformer is widely used in daily life, the electric energy consumed by the winding of the transformer itself is also very huge, which virtually causes a waste of energy. (3) Contents of the invention [0003] In order to make up for the defects of the prior art, the present invention provides an energy-saving energy-saving transformer. [0004] The present invention is achieved through the following technical solutions: [0005] An energy-saving tr...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01F27/28H01F41/04
Inventor 李明李振作
Owner 李明
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