JPS6445472U - - Google Patents
Info
- Publication number
- JPS6445472U JPS6445472U JP13823987U JP13823987U JPS6445472U JP S6445472 U JPS6445472 U JP S6445472U JP 13823987 U JP13823987 U JP 13823987U JP 13823987 U JP13823987 U JP 13823987U JP S6445472 U JPS6445472 U JP S6445472U
- Authority
- JP
- Japan
- Prior art keywords
- sealing oil
- emergency
- differential pressure
- pressure regulating
- regulating valve
- 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
- 238000007789 sealing Methods 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Description
第１図は、本考案の回転電機の軸密封油供給装
置の一実施例を示す配管系統図、第２図は従来の
回転電機の軸密封油供給装置の配管系統図である
。
１……回転電機であるタービン発電機、２……
軸密封機構、４……油管、５……真空油タンク、
６……補給管、７……常用密封油回路、８……常
用密封油ポンプ、１０，１７……油圧調節弁、１
２……圧力検出装置、１３……非常用密封油ポン
プ、１４……非常用密封油回路、１８……常用差
圧調整弁、３０……分岐弁、３１，３２……弁、
３３，３４……逆止弁、３８……非常用差圧調整
弁。
FIG. 1 is a piping system diagram showing an embodiment of the shaft sealing oil supply device for a rotating electric machine according to the present invention, and FIG. 2 is a piping system diagram of a conventional shaft sealing oil supply device for a rotating electric machine. 1... Turbine generator which is a rotating electric machine, 2...
Shaft sealing mechanism, 4...oil pipe, 5...vacuum oil tank,
6... Supply pipe, 7... Regular seal oil circuit, 8... Regular seal oil pump, 10, 17... Hydraulic pressure control valve, 1
2...Pressure detection device, 13...Emergency seal oil pump, 14...Emergency seal oil circuit, 18...Common differential pressure regulating valve, 30...Branch valve, 31, 32...Valve,
33, 34...Check valve, 38...Emergency differential pressure regulating valve.
Claims (1)
めの常用密封油ポンプと非常用密封 油ポンプとを備えた軸密封油供給装置において
、常用密封油ポンプの吐出側に常用差圧調整弁を
設けた常用密封油回路と、非常用密封油ポンプの
吐出側に非使用時にも開状態の非常用差圧調整弁
を設けた非常用密封油回路と、両差圧調整弁を並
列に接続して上流側に一方を選択する分岐弁とを
備えたことを特徴とする回転電機の軸密封油供給
装置。 (2) 非常用差圧調整弁の高圧側検出圧力を常用
差圧調整弁出口圧力及び回転電機入 口油圧の２系統から入力出来る弁系統を形成し
たことを特徴とする、実用新案登録請求の範囲第
(1)項記載の回転電機の軸密封油供給装置。[Scope of Claim for Utility Model Registration] (1) In a shaft sealing oil supply device equipped with a regular sealing oil pump and an emergency sealing oil pump for supplying sealing oil to the shaft sealing part of a rotating electrical machine, A normal sealing oil circuit that is provided with a normal differential pressure regulating valve on the discharge side of the emergency sealing oil pump, and an emergency sealing oil circuit that is provided with an emergency differential pressure regulating valve that is open even when not in use on the discharge side of the emergency sealing oil pump. A shaft sealing oil supply device for a rotating electric machine, characterized in that both differential pressure regulating valves are connected in parallel and are provided with a branch valve for selecting one on the upstream side. (2) Request for utility model registration, characterized by forming a valve system that can input the pressure detected on the high pressure side of the emergency differential pressure regulating valve from two systems: the normal differential pressure regulating valve outlet pressure and the rotating electric machine inlet oil pressure. range number
A shaft sealing oil supply device for a rotating electric machine as described in (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13823987U JPS6445472U (en) | 1987-09-11 | 1987-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13823987U JPS6445472U (en) | 1987-09-11 | 1987-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6445472U true JPS6445472U (en) | 1989-03-20 |
Family
ID=31400392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13823987U Pending JPS6445472U (en) | 1987-09-11 | 1987-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6445472U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7211622B2 (en) | 2003-05-28 | 2007-05-01 | Nippon Shokubai Co., Ltd. | Aqueous resin composition and its uses |
| WO2015186221A1 (en) * | 2014-06-05 | 2015-12-10 | 三菱電機株式会社 | Seal oil supply device for dynamo-electric machine, and seal oil supply method |
-
1987
- 1987-09-11 JP JP13823987U patent/JPS6445472U/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7211622B2 (en) | 2003-05-28 | 2007-05-01 | Nippon Shokubai Co., Ltd. | Aqueous resin composition and its uses |
| WO2015186221A1 (en) * | 2014-06-05 | 2015-12-10 | 三菱電機株式会社 | Seal oil supply device for dynamo-electric machine, and seal oil supply method |
| CN106416005A (en) * | 2014-06-05 | 2017-02-15 | 三菱电机株式会社 | Seal oil supply device for dynamo-electric rotating machine, and seal oil supply method |
| JPWO2015186221A1 (en) * | 2014-06-05 | 2017-04-20 | 三菱電機株式会社 | Sealing oil supply device and sealing oil supply method for rotating electrical machine |
| EP3154163A4 (en) * | 2014-06-05 | 2018-01-10 | Mitsubishi Electric Corporation | Seal oil supply device for dynamo-electric machine, and seal oil supply method |
| US10069370B2 (en) | 2014-06-05 | 2018-09-04 | Mitsubishi Electric Corporation | Seal oil supply device for dynamo-electric machine and seal oil supply method |
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