JPH11144969A - Dust removal in stationary induction apparatus - Google Patents
Dust removal in stationary induction apparatusInfo
- Publication number
- JPH11144969A JPH11144969A JP30527097A JP30527097A JPH11144969A JP H11144969 A JPH11144969 A JP H11144969A JP 30527097 A JP30527097 A JP 30527097A JP 30527097 A JP30527097 A JP 30527097A JP H11144969 A JPH11144969 A JP H11144969A
- Authority
- JP
- Japan
- Prior art keywords
- stationary induction
- dust removal
- dust
- pump
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Transformer Cooling (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は油等の液冷媒入静止
誘導電器の除塵法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dust removing method for a stationary induction device containing a liquid refrigerant such as oil.
【0002】[0002]
【従来の技術】図3は従来の油入等の液冷媒入静止誘導
電器の除塵法を説明するための概略図である。静止誘導
電器タンク1内には静止誘導電器本体2と、その冷却お
よび絶縁のための冷却媒体である液冷媒3が収容されて
いる。液冷媒3を循環させる循環回路4は静止誘導電器
タンクの上部に連通する配管41と、この配管に接続さ
れた油循環用のポンプ42と、静止誘導電器タンクの下
部に連通する配管43とこの配管に接続された除塵用の
フィルタ44から構成されている。2. Description of the Related Art FIG. 3 is a schematic view for explaining a conventional dust removing method for a stationary induction device containing a liquid refrigerant such as oil. In the stationary induction electric tank 1, a stationary induction electric main body 2 and a liquid refrigerant 3 which is a cooling medium for cooling and insulating the stationary induction electric main body 2 are accommodated. The circulation circuit 4 for circulating the liquid refrigerant 3 includes a pipe 41 communicating with the upper part of the stationary induction tank, a pump 42 for oil circulation connected to the pipe, and a pipe 43 communicating with the lower part of the stationary induction tank. It is composed of a dust filter 44 connected to the pipe.
【0003】このような構成において、循環回路のポン
プ42を駆動して静止誘導電器タンク内の液冷媒を循環
させることにより、静止誘導電器本体2の表面に付着し
た塵挨をフィルタ44で除去し、静止誘導電器内部の電
気絶縁性能を確保するようにしている。In such a configuration, by driving the pump 42 of the circulation circuit to circulate the liquid refrigerant in the static induction tank, the dust adhering to the surface of the static induction main body 2 is removed by the filter 44. In addition, the electric insulation performance inside the stationary induction device is ensured.
【0004】[0004]
【発明が解決しようとする課題】従来の油入等の液冷媒
入静止誘導電器の除塵法は以上のように構成され、循環
回路に一方向に循環させるのみであったため、流れの陰
になった塵挨は除去できず、また特定場所にひっかかっ
た塵挨を油中に遊離させ除去するのに非常に長時間を要
するという問題点があった。The conventional dust-removing method for a stationary induction device containing a liquid refrigerant such as oil and the like is configured as described above, and only circulates in one direction in a circulation circuit. There is a problem that it is not possible to remove dust and dust, and it takes a very long time to remove dust from a specific place in oil and remove it.
【0005】本発明の目的は、このような問題点を解消
するためになされたもので、静止誘導電器内部の除塵を
効率良く短時間に行うことができる液冷媒入静止誘導電
器の除塵法を提供しようとするものである。SUMMARY OF THE INVENTION An object of the present invention is to solve such a problem, and a method for removing dust from a liquid refrigerant-containing stationary induction device that can efficiently remove dust inside the stationary induction device in a short time. It is something to offer.
【0006】[0006]
【課題を解決するための手段】上記目的を達成するため
に、液冷媒入静止誘導電器の除塵用フィルタを備えた循
環回路の流れを一定時間ごとに複数回逆転させるように
したものである。In order to achieve the above object, the flow of a circulation circuit having a dust removing filter of a stationary induction induction device with liquid refrigerant is reversed a plurality of times at regular intervals.
【0007】[0007]
【発明の実施の形態】この発明によれば流れを逆転させ
ることにより、一方向の流れでは流れの陰になり、液中
に遊離できなかった塵挨を逆方向の流れにより液中に遊
離させることができ、また流路の途中にひっかかってい
た塵挨を逆方向の流れにより液中に遊離させることがで
きる。According to the present invention, by reversing the flow, the one-way flow is shaded by the flow, and the dust that cannot be released into the liquid is released into the liquid by the reverse flow. The dust trapped in the middle of the flow path can be released into the liquid by the reverse flow.
【0008】以下、本発明の一実施例を図1より説明す
る。この構成においては循環回路4にバルブ51〜54
とバイパス配管45,46が設けられている。その他の
構成は従来例と同様であるため、相当部分に同一符号に
付して説明を省略する。An embodiment of the present invention will be described below with reference to FIG. In this configuration, valves 51 to 54
And bypass pipes 45 and 46 are provided. The other configuration is the same as that of the conventional example.
【0009】このような構成において、まずバルブ5
1,53を開とし、バルブ52,54を閉としてポンプ
42を運転し冷却媒体を循環する。このとき、液冷媒は
ポンプ42からフィルタ44,バルブ51,静止誘導電
器下部に連通する配管43,静止誘導電器本体2,静止
誘導電器上部に連通する配管41,バルブ53の順で循
環し、液冷媒中に遊離した塵挨をフィルタ44で除去す
る。この状態で数10分から1時間循環する。In such a configuration, first, the valve 5
The pump 42 is operated by opening the valves 1 and 53 and the valves 52 and 54 are closed to circulate the cooling medium. At this time, the liquid refrigerant circulates from the pump 42 to the filter 44, the valve 51, the pipe 43 communicating with the lower part of the stationary induction device, the stationary induction body 2, the pipe 41 communicating with the upper part of the stationary induction apparatus, and the valve 53 in this order. The dust released in the refrigerant is removed by the filter 44. In this state, circulation is performed for several tens of minutes to one hour.
【0010】次にポンプ42を一旦停止後、バルブ5
1,53を閉とし、バルブ52,54を開とし再度ポン
プ42を起動する。このとき、液冷媒はポンプ42から
フィルタ44,バルブ52およびバイパス配管45,静
止誘導電器上部に連通する配管41,静止誘導電器本体
2,静止誘導電器下部に連通する配管43,バルブ54
およびバイパス配管46の順で循環し、液冷媒中に遊離
した塵挨をフィルタ44で除去する。すなわち静止誘導
電器中を先の場合と逆流して除塵することになる。この
操作を複数回繰り返すことにより一方向流では除塵でき
ないような静止誘導電器内部の塵挨も除去される。Next, after temporarily stopping the pump 42, the valve 5
1 and 53 are closed, the valves 52 and 54 are opened, and the pump 42 is started again. At this time, the liquid refrigerant flows from the pump 42 to the filter 44, the valve 52 and the bypass pipe 45, the pipe 41 communicating with the upper part of the stationary induction electric appliance, the pipe 43 communicating with the lower part of the stationary induction electric appliance 2, and the valve 54.
Then, the dust circulates in the order of the bypass pipe 46, and the dust liberated in the liquid refrigerant is removed by the filter 44. In other words, dust is removed by flowing backward in the stationary induction device. By repeating this operation a plurality of times, dust in the stationary induction device that cannot be removed by one-way flow is also removed.
【0011】図2に本発明のその他の実施例を示す。こ
の構成では、ポンプ42が逆回転できるものを用いてお
り、バルブ55〜58,バイパス配管47,48が設け
られている。ポンプ42が正回転の場合には、バルブ5
5,56が開、バルブ57,58を閉とする。この場合
には、液冷媒はポンプ42からバルブ56,フィルタ4
4,バルブ55,静止誘導電器下部に連通する配管4
3,静止誘導電器本体2,静止誘導電器上部に連通する
配管41の順で循環し、液冷媒中に遊離した塵挨をフィ
ルタ44で除去する。この状態で数10分から1時間循
環する。FIG. 2 shows another embodiment of the present invention. In this configuration, a pump that can rotate in the reverse direction is used, and valves 55 to 58 and bypass pipes 47 and 48 are provided. When the pump 42 is rotating forward, the valve 5
5 and 56 are opened and the valves 57 and 58 are closed. In this case, the liquid refrigerant is supplied from the pump 42 to the valve 56 and the filter 4.
4, a valve 55, a pipe 4 communicating with the lower part of the stationary induction device
3, circulating in the order of the stationary induction device main body 2 and the piping 41 communicating with the upper portion of the stationary induction device, and removing the dust released in the liquid refrigerant by the filter 44. In this state, circulation is performed for several tens of minutes to one hour.
【0012】次にポンプ42を一旦停止後、バルブ5
5,56を閉とし、バルブ57,58を開とし再度ポン
プ42を逆回転起動する。このとき、液冷媒はポンプ4
2から静止誘導電器上部に連通する配管41,静止誘導
電器本体2,静止誘導電器下部に連通する配管43,バ
ルブ58およびバイパス配管47,フィルタ44,バル
ブ57およびバイパス配管48の順で循環し、液冷媒中
に遊離した塵挨をフィルタ44で除去する。この操作を
複数繰り返すのは第1の実施例と同様である。この実施
例によれば、除塵効果の他にさらにバイパス配管長を短
くできる効果がある。Next, after temporarily stopping the pump 42, the valve 5
The valves 5 and 56 are closed, the valves 57 and 58 are opened, and the pump 42 is again started to rotate in the reverse direction. At this time, the liquid refrigerant is pump 4
2, a pipe 41 communicating with the upper part of the stationary induction device, a stationary induction body 2, a pipe 43 communicating with the lower part of the stationary induction appliance, a valve 58 and a bypass pipe 47, a filter 44, a valve 57 and a bypass pipe 48 circulate in this order. The dust released in the liquid refrigerant is removed by the filter 44. Repeating this operation a plurality of times is the same as in the first embodiment. According to this embodiment, there is an effect that the length of the bypass pipe can be further shortened in addition to the dust removing effect.
【0013】[0013]
【発明の効果】以上説明した本発明の除塵法によれば、
液冷媒を、ある一定時間ごとに複数回逆転させて循環さ
せるようにしたため、一方向循環では流れの陰になる
か、あるいはひっかかっていた静止誘導電器本体の表面
に付着した塵挨その他の異物を液中に遊離させることが
でき、静止誘導電器内部を短時間で浄化することができ
る。According to the dust removing method of the present invention described above,
Since the liquid refrigerant is reversed and circulated several times at regular intervals, in one-way circulation, dust or other foreign matter adhering to the surface of the stationary induction device body that has become stuck in the flow or stuck It can be released into the liquid, and the inside of the stationary induction device can be purified in a short time.
【図1】本発明の静止誘導電器の除塵法の一実施例の構
成を示す説明図である。FIG. 1 is an explanatory diagram showing a configuration of an embodiment of a dust removing method for a stationary induction device according to the present invention.
【図2】本発明のその他の実施例の構成を示す説明図で
ある。FIG. 2 is an explanatory diagram showing a configuration of another embodiment of the present invention.
【図3】従来例の構成を説明する図。FIG. 3 is a diagram illustrating a configuration of a conventional example.
1…静止誘導電器タンク、2…静止誘導電器本体、3…
液冷媒、4…循環回路、41,43…配管、42…ポン
プ、44…フィルタ、45,46,47,48…バイパ
ス配管、51,52,53,54,55,56,57,
58…バルブ。1 ... stationary induction electric tank, 2 ... stationary induction electric appliance main body, 3 ...
Liquid refrigerant, 4 circulating circuit, 41, 43 pipe, 42 pump, 44 filter, 45, 46, 47, 48 bypass pipe, 51, 52, 53, 54, 55, 56, 57,
58 ... Valve.
Claims (1)
誘導電器タンクに収納すると共に、絶縁性液冷媒の循環
冷却回路を設け、上記循環回路に異物除去用のフィルタ
ーを配設するようにしたものにおいて、除塵中にある一
定時間ごとに、絶縁性液体の流れる方向を複数回逆転さ
せて除塵を繰り返すことを特徴とする静止誘導電器の除
塵法。A stationary induction electric appliance main body and an insulating liquid refrigerant are stored in a stationary induction electric tank, a circulating cooling circuit for the insulating liquid refrigerant is provided, and a filter for removing foreign substances is disposed in the circulation circuit. A dust removal method for a stationary induction electric device, wherein the dust removal is repeated by reversing the direction of flow of the insulating liquid a plurality of times at regular intervals during dust removal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP30527097A JPH11144969A (en) | 1997-11-07 | 1997-11-07 | Dust removal in stationary induction apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP30527097A JPH11144969A (en) | 1997-11-07 | 1997-11-07 | Dust removal in stationary induction apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH11144969A true JPH11144969A (en) | 1999-05-28 |
Family
ID=17943089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP30527097A Pending JPH11144969A (en) | 1997-11-07 | 1997-11-07 | Dust removal in stationary induction apparatus |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH11144969A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102128288A (en) * | 2011-03-21 | 2011-07-20 | 安徽省电力公司阜阳供电公司 | Pipeline oil flow direction control valve |
CN107705964A (en) * | 2017-11-01 | 2018-02-16 | 贵州金林电子科技有限公司 | A kind of oil-filled transformer absolute oil cooling device |
-
1997
- 1997-11-07 JP JP30527097A patent/JPH11144969A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102128288A (en) * | 2011-03-21 | 2011-07-20 | 安徽省电力公司阜阳供电公司 | Pipeline oil flow direction control valve |
CN107705964A (en) * | 2017-11-01 | 2018-02-16 | 贵州金林电子科技有限公司 | A kind of oil-filled transformer absolute oil cooling device |
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