KR101139813B1 - Three pole capacitor and method for using the same - Google Patents

Abstract

PURPOSE: A 3-pole terminal condenser and a manufacturing method thereof are provided to improve the effectiveness of full load lagging power factor by increased capacity in comparison with former condensers. CONSTITUTION: A first conductor(120) in the shape of a strip is laminated on a first insulator(110). A second conductor(140) placed on the first insulator is laminated on a second insulator(130). A third conductor(160) placed on the second insulator is laminated on a third insulator(150). A first lead line(170), a second lead line(180), and a third lead line(190) are connected to first-third conductors, respectively. The laminated first-third insulators and first-third conductor are rolled. The first-third insulators are formed of one between a polypropylene film and a polyester film.

Description

THREE POLE CAPACITOR AND METHOD FOR USING THE SAME}

The present invention relates to a three-pole terminal capacitor and a method of manufacturing the same, and more particularly, a plurality of insulators and conductors are wound and installed in a cylindrical shape, and one object is drawn by assembling three lead wires from the wound conductor. Phosphorus single capacitor relates to a three-pole terminal capacitor having three electrodes and a manufacturing method thereof.

In general, capacitors are installed in series or parallel to output constant voltage from industrial power, general power, and alternator. In general, three-pole capacitors are used. Only use can save a lot of electrical energy with equilibrium of three-phase power.

1 is a view showing the structure of a three-pole terminal capacitor according to the prior art, as shown in Figure 1, the conventional capacitor 10 is a three-pole capacitor (11, 12 and 13 are provided, and the electrode terminals of the respective capacitors 11, 12, and 13 are cross-linked and assembled by a lead wire, so that they can operate as one 3-pole terminal capacitor.

In addition, Figure 2 is an electrical circuit diagram showing the internal connection of the three-pole terminal capacitor according to the prior art, three capacitors are connected to the "△" type or "Y" type, as shown in Figure 2 three electrode terminals Connected to (R, S and T).

However, since the three-pole terminal capacitor 10 according to the prior art is connected to three two-pole capacitors, if one capacitor is damaged during use, the remaining two capacitors lose their function.

In addition, if any two-pole capacitor (for example, the capacitor indicated by reference numeral 13) is damaged due to a high frequency signal or an increase in ambient temperature, the broken two-pole capacitor 13 should be safely separated from the two-phase power source. Since the capacitor capacity connected between R and T is smaller than the capacity connected between R and S or between S and T, the three-phase power supply is lost and the quality of the three-phase power supply is deteriorated.

In order to solve this problem, the present invention is to install a plurality of insulators and conductors in a cylindrical shape, and to draw and assemble three lead wires from the wound conductors to form a single capacitor having three electrodes. An object of the present invention is to provide a pole terminal capacitor and a method of manufacturing the same.

In order to achieve the above object, the present invention is a three-pole terminal capacitor,

A first insulator in which a strip-shaped first conductor is stacked, a second insulator in which a second conductor disposed on the first insulator is stacked, and a third insulator in which a third conductor disposed on the second insulator is stacked. And a first lead wire, a second lead wire, and a third lead wire connected to the first through third conductors and drawn out, respectively, and roll the stacked first through third insulators and the first through third conductors. It is characterized by being formed integrally by winding in a (Roll) shape.

In addition, the first to third insulators (110, 130, 150) according to the present invention is characterized in that any one of a polypropylene film (Polypropylene) film or polyester (Polyester) film.

In addition, the first to third conductors 120, 140 and 160 according to the present invention is characterized in that the aluminum thin film.

In addition, the first to third conductors 120, 140, 160 according to the present invention is characterized in that the coating by aluminum vacuum plating.

In addition, both ends of the rolled condenser according to the present invention is characterized in that it is sealed with tin.

In addition, the present invention is a method of manufacturing a three-pole terminal capacitor,

a) bonding the conductors 120 and 140 onto the strip-shaped insulators 110 and 130 and performing aluminum vacuum plating on the bonded conductors 120 and 140; b) the insulators 110 and 130 and the conductors 120 and 140 are cut in the longitudinal direction to which the first insulator 110 and the second conductor 140 to which the first conductor 120 is bonded are bonded. Separating the second insulator 130 and stacking the second insulator 130 to which the second conductor 140 is adhered on the first insulator 110 to which the first conductor 120 is bonded. ; c) stacking a third insulator 150 to which a third conductor 160 is adhered on the second conductor 140; And d) extracting the first lead wire 170, the second lead wire 180, and the third lead wire 190 connected to the first to third conductors 120, 140, and 160, respectively, and stacking the first and third leads. And winding the third to third insulators 110, 130, and 150 and the first to third conductors 120, 140, and 160 in a roll shape.

In addition, the method of manufacturing a three-pole terminal capacitor according to the present invention e) maintains the shape of the three-pole terminal capacitor 100 wound in the roll shape, the first to third conductors (120, 140, 160) And first and third lead wires 170, 180, and 190, which are stored in the housing 200 by fixing both ends of the roll shape with a curing agent so as to enhance adhesion between the first and third lead wires 170, 180, and 190. It is characterized in that it further comprises the step of assembling the 190 to the electrode (210, 220, 230) respectively installed on the upper portion of the housing 200.

In addition, the method of manufacturing a three-pole terminal capacitor according to the present invention further includes the step of performing an insulation test by supplying a predetermined insulation test power supply to the three-pole terminal capacitor 100 assembled in the housing 200. Characterized in that.

According to the present invention, by winding three insulators and three conductors and installing them in a cylindrical shape, and drawing and assembling lead wires from the wound conductors, a single capacitor composed of one individual can operate as three separate capacitors. The advantage is that two capacitors in series can be operated as one capacitor.

In addition, the present invention has the advantage that it is possible to improve the efficiency of the full load ground power factor by providing an increased capacity than the conventional capacitor.

1 is an exemplary view showing the structure of a three-pole terminal capacitor according to the prior art.
Figure 2 is an electrical circuit diagram showing the internal connection of the three-pole terminal capacitor according to the prior art.
3 is an exploded perspective view showing the configuration of the three-pole terminal capacitor according to the present invention.
4 is a cross-sectional view illustrating a coupling state of the three-pole terminal capacitor according to FIG. 3.
5 is a perspective view showing a state in which the 3-pole terminal capacitor according to FIG. 3 is wound;
6 is a perspective view illustrating the three-pole terminal capacitor according to FIG. 3 assembled to a housing;
7 is a flowchart illustrating a manufacturing process of a three-pole terminal capacitor according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the three-pole terminal capacitor according to the present invention and a manufacturing method thereof.

(3-pole terminal condenser)

3 is an exploded perspective view showing the configuration of the three-pole terminal capacitor according to the present invention, Figure 4 is a cross-sectional view showing a coupling state of the three-pole terminal capacitor according to Figure 3, Figure 5 is a three-pole terminal capacitor according to FIG. 6 is a perspective view illustrating a wound state, and FIG. 6 is a perspective view illustrating the three-pole terminal capacitor according to FIG. 3 assembled to a housing.

As shown in FIGS. 3 to 6, the three-pole terminal capacitor 100 according to the present invention includes three first to third insulators 110, 130, and 150 and three first to third conductors 120, 140 and 160 and three first to third lead wires 170, 180, and 190.

The first insulator 110 is a strip-shaped insulating member having a predetermined thickness and width according to the operating voltage of the capacitor, preferably composed of one of a polyethylene film or a polyester film. .

The first conductor 120 is an electrode bonded to the upper surface of the first insulator 110, and preferably an aluminum thin film.

In addition, the first conductor 120 is coated with an aluminum vacuum plating on the outside to prevent the conductor from being damaged due to a sudden voltage increase, and to prevent corrosion and durability of the conductor.

Reference numeral 111 is an end portion of the first insulator 110, and is an area where the first conductor 120 is not bonded to each other by about 3 mm to 5 mm.

The second insulator 130 is a strip-shaped insulating member having a predetermined thickness and width according to the operating voltage of the capacitor. Preferably, the second insulator 130 is made of one of a polyethylene film and a polyester film. Is stacked on top of the first insulator 110 provided with the first conductor 120.

The second conductor 140 is an electrode bonded to the upper surface of the second insulator 130, and preferably, an aluminum thin film.

In addition, the second conductor 140 is coated with an aluminum vacuum plating on the outside to prevent the conductor from being damaged due to a sudden voltage increase, and to prevent corrosion and durability of the conductor.

Reference numeral 131 denotes a distal end portion of the second insulator 130 and is a region where the second conductor 140 is not bonded to each other by about 3 mm to 5 mm.

The third insulator 150 is a strip-shaped insulating member having a predetermined thickness and width according to the operating voltage of the capacitor. Preferably, the third insulator 150 is made of one of a polyethylene film and a polyester film. Is stacked on top of the second insulator 130 provided with the second conductor 140.

The third conductor 160 is an electrode bonded to the upper surface of the third insulator 150, and preferably is an aluminum thin film.

In addition, the third conductor 160 is coated with an aluminum vacuum plating on the outside to prevent the conductor from being damaged due to a sudden voltage increase and to increase corrosion protection and durability of the conductor.

Reference numeral 151 denotes a distal end portion of the third insulator 150 and is a region where the third conductor 160 is not bonded to each other by about 3 mm to 5 mm.

The first lead wire 170 is a metal lead wire having a predetermined length and is connected to the first conductor 120, and the second lead wire 180 is a metal lead wire having a predetermined length and is connected to the second conductor 140. The third lead wire 190 is a metal lead wire having a predetermined length and is connected to the third conductor 140.

Meanwhile, the first insulator 110, the first conductor 120, the second insulator 130, the second conductor 140, the third insulator 150, and the third conductor 160 are sequentially stacked. The stacked first to third insulators 110, 130, and 150 and the first to third conductors 120, 140, and 160 are wound in a roll shape to be integrally formed.

In addition, both ends of the first to third insulators 110, 130, and 150 and the first to third conductors 120, 140, and 160 wound in the roll shape may maintain the roll shape. It is prevented from flowing into the inside, and hardened by spraying a curing agent such as tin, which is easy to cure both ends of the roll shape and has excellent adhesive strength so as to enhance the adhesive force between the conductors and the lead wires.

The three-pole terminal capacitor 100 wound in a roll shape may use both sides of the first to third conductors 120 and 140 160 as electrodes, thereby providing increased capacity than the conventional two-pole capacitor. Can be.

For example, assuming that the capacitor capacity stored in the second insulator 130 between the first conductor 120 and the second conductor 140 is 1 kW, the second conductor 140 and the third conductor may be used. The capacitor capacitance stored in the third insulator 150 between the sieves 160 is also 1 kW and is wound in a roll shape, and thus, the first insulator 110 between the third conductor 160 and the first conductor 110. ), The capacitance of the capacitor is also 1 kW.

Here, the capacitance of the capacitor is 1 kV between the first conductor 120 and the second conductor 140, 1 kPa between the second conductor 140 and the third conductor 160, and The capacitor 1 한 between the third conductor 160 and the first conductor 120 is equal to the sum of the capacitor value 1/2 ㎌ added in series.

Therefore, the capacitor capacity is 1㎌ + 1㎌ + 1㎌ + 1 / 2㎌ = 1.5㎌, and the actual capacitor's total capacity is 1.5㎌ × 3, which is 4.5㎌, which provides increased capacity than the conventional two-pole capacitor. Can be.

The three-pole terminal capacitor 100 wound in the roll shape is accommodated in a cylindrical or rectangular housing 200, and then the first lead wire 170 is connected to the first electrode 210 to be connected to the R electrode of the three-phase power source. The second lead wire 180 is connected to the second electrode 220 to be connected to the S electrode of the three-phase power source, and the third lead wire 190 is connected to the T electrode of the three-phase power source to the third electrode 230. Vacuum packaging after connecting with.

Therefore, the improved three-pole terminal capacitor can operate three capacitors individually, so that even if one or two of the capacitors are damaged, only the capacity can be reduced and normal operation can be performed.

(3-pole terminal capacitor manufacturing method)

7 is a flowchart illustrating a manufacturing process of a three-pole terminal capacitor according to the present invention.

3 to 7, the method of manufacturing the three-pole terminal capacitor 100 includes bonding the conductors 120 and 140 to the insulators 110 and 130, and plating (S100) and cutting through vacuum deposition. And cross-stacking step S110, a third insulator 150 arrangement step S120, lead wire drawing and winding steps S130, a housing assembly step S140, and an insulation inspection step S150.

In the step S100, for example, the conductors 120 and 140 having a thickness of 0.05 mm are adhered onto the strip-shaped insulators 110 and 130, and aluminum vacuum deposition plating is performed on the bonded conductors 120 and 140. The upper surfaces of the conductors 120 and 140 are coated to perform the coating.

In the step S110, the first insulator 110 and the second conductor on which the first conductors 120 are disposed are cut by longitudinally cutting the central portions of the insulators 110 and 130 and the conductors 120 and 140 in a band shape. A second insulator (140) is separated into a second insulator (130), and the second insulator (140) is disposed on the first insulator (110) on which the first conductor (120) is disposed. 130) are stacked.

In the step S120, the third insulator 150 to which the third conductor 160 is attached is laminated on the second conductor 140, and the third conductor 160 is covered by aluminum vacuum deposition plating. do.

In the step S130, the stacked first to third conductors 120, 140, and 160, the first lead wires 170, the second lead wires 180, and the third lead wires 190 are connected to the outside of the conductor, respectively. The first to third insulators 110, 130, and 150 and the first to third conductors 120, 140, and 160 are wound in a roll shape.

Maintain the shape of the three-pole terminal capacitor 100 wound in the roll shape, and between the first to third conductors 120, 140, 160 and the first to third lead wires 170, 180, 190 Both ends of the roll shape are easily cured by spraying a curing agent such as tin, which is easy to cure and excellent in adhesion, so that the adhesive force is enhanced, and the first to third lead wires 170, 180, and 190 of the three-pole terminal capacitor 100 are hardened. It is housed in the housing 200 and connected to the electrodes 210, 220, and 230 installed thereon, and assembled through a vacuum packing process.

The step S150 is to perform a insulation test by supplying a predetermined insulation test power supply to the three-pole terminal capacitor 100 assembled in the housing 200, for example, about 2.5 to 3.5 times the actual voltage used by the capacitor. Power is supplied to destroy the insolvent part existing in the insulator part in advance so that the capacitor can operate stably.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. It can be understood that

100: three-pole terminal capacitor 110: first insulator
111: tip 120: first conductor
130: second insulator 131: tip end portion
140: second conductor 150: third insulator
151: tip portion 160: third conductor
170: first lead wire 180: second lead wire
190: third lead wire 200: housing
210: first electrode 220: second electrode
230: third electrode

Claims (8)

A first insulator 110 in which a band-shaped first conductor 120 is stacked, a second insulator 130 in which a second conductor 140 disposed on the first insulator 110 is stacked, The third insulator 150, which is disposed on the second insulator 130, is stacked on the third insulator 150, and the first to third conductors 120, 140, and 160 are respectively connected to each other. A first lead wire 170, a second lead wire 180, and a third lead wire 190, and the stacked first to third insulators 110, 130, and 150 and the first to third conductors 120. , 140, 160 are wound in a roll shape to form a single body,
The first to third insulators (110, 130, 150) is a three-pole terminal capacitor, characterized in that any one of a polypropylene film (Polypropylene) film or polyester (Polyester) film. delete The method of claim 1,
The first to third conductors 120, 140 and 160 are aluminum thin film capacitors, characterized in that the thin film. The method of claim 1,
The first to third conductors 120, 140 and 160 are coated with aluminum vacuum plating, characterized in that the three-pole terminal capacitor. The method of claim 1,
Both ends of the condenser wound in the roll shape is a three-pole terminal capacitor, characterized in that sealed with tin. As a method of manufacturing a three-pole terminal capacitor,
a) bonding the conductors 120 and 140 onto the strip-shaped insulators 110 and 130 and performing aluminum vacuum plating on the bonded conductors 120 and 140;
b) the insulators 110 and 130 and the conductors 120 and 140 are cut in the longitudinal direction to which the first insulator 110 and the second conductor 140 to which the first conductor 120 is bonded are bonded. Separating the second insulator 130 and stacking the second insulator 130 to which the second conductor 140 is adhered on the first insulator 110 to which the first conductor 120 is bonded. ;
c) stacking a third insulator 150 to which a third conductor 160 is adhered on the second conductor 140;
d) drawing out the first lead wire 170, the second lead wire 180, and the third lead wire 190 connected to the first to third conductors 120, 140, and 160, respectively; Winding the third insulator (110, 130, 150) and the first to third conductors (120, 140, 160) in a roll shape; And
e) maintaining the shape of the three-pole terminal capacitor 100 wound in the roll shape, the first to third conductors (120, 140, 160) and the first to third lead wires (170, 180, 190) Both ends of the roll shape are fixed with a curing agent so as to enhance adhesion between the two, and the first and third lead wires 170, 180, and 190 are housed on the housing 200, respectively. And 220 and 230, respectively, to connect and assemble the manufacturing method of the three-pole terminal capacitor. delete The method according to claim 6,
f) supplying a predetermined insulation inspection power supply to a three-pole terminal capacitor (100) assembled in the housing (200) to perform an insulation inspection.

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