JP2005105897A - サブマージドポンプ - Google Patents
サブマージドポンプ Download PDFInfo
- Publication number
- JP2005105897A JP2005105897A JP2003338540A JP2003338540A JP2005105897A JP 2005105897 A JP2005105897 A JP 2005105897A JP 2003338540 A JP2003338540 A JP 2003338540A JP 2003338540 A JP2003338540 A JP 2003338540A JP 2005105897 A JP2005105897 A JP 2005105897A
- Authority
- JP
- Japan
- Prior art keywords
- pump
- bearing
- motor
- housing
- gas
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims abstract description 33
- 238000007599 discharging Methods 0.000 claims 1
- 238000005461 lubrication Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 8
- 239000003949 liquefied natural gas Substances 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 4
- 238000009834 vaporization Methods 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003915 liquefied petroleum gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 239000000411 inducer Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/049—Roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/06—Lubrication
- F04D29/061—Lubrication especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
【解決手段】ポンプ部12より吐出された取扱い流体の一部を、導入路58によりモータ32が納められたハウジング室49内に導く。導入路58内にモータシャフト36を支持する上部軸受50を配置し、導入路58を流れる取扱い流体でこれを潤滑する。導入路58の上部軸受50より下流側に上部シール60を配置する。上部シール60は、モータシャフト36との間にわずかな隙間を形成し、これらにより流路抵抗を高める絞り構造が形成される。この絞りにより、上部軸受50付近の圧力が高く維持され、ガスの発生を抑制する。
【選択図】図1
Description
Claims (2)
- 取扱い流体を吐出するポンプと、前記ポンプの上方にあってこれを駆動するモータとを有する、サブマージドポンプであって、
前記モータはハウジングに納められ、前記モータのシャフトはその上端付近を軸受にて支持され、
さらに、前記ポンプが吐出した取扱い流体を、前記ポンプのシャフトの上端付近より、前記軸受を通過して前記ハウジング内へと導く導入路と、
前記導入路の前記軸受下流側に設けられ、導入路の流路抵抗を高める絞り構造と、
を有するサブマージドポンプ。 - 請求項1に記載のサブマージドポンプであって、前記ハウジング内の取扱い流体をポンプに戻す環流路を有し、前記環流路の前記ハウジング側の入口は、前記軸受より高い位置に配置されている、サブマージドポンプ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003338540A JP4300088B2 (ja) | 2003-09-29 | 2003-09-29 | サブマージドポンプ |
US10/954,120 US20050069434A1 (en) | 2003-09-29 | 2004-09-29 | Submerged pump having a bearing lubricated by discharged fluid |
EP04023215A EP1519053A3 (en) | 2003-09-29 | 2004-09-29 | A submerged pump having a bearing lubricated by discharged fluid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003338540A JP4300088B2 (ja) | 2003-09-29 | 2003-09-29 | サブマージドポンプ |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005105897A true JP2005105897A (ja) | 2005-04-21 |
JP2005105897A5 JP2005105897A5 (ja) | 2005-11-24 |
JP4300088B2 JP4300088B2 (ja) | 2009-07-22 |
Family
ID=34191594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003338540A Expired - Lifetime JP4300088B2 (ja) | 2003-09-29 | 2003-09-29 | サブマージドポンプ |
Country Status (3)
Country | Link |
---|---|
US (1) | US20050069434A1 (ja) |
EP (1) | EP1519053A3 (ja) |
JP (1) | JP4300088B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015232297A (ja) * | 2014-06-10 | 2015-12-24 | エア・ウォーター株式会社 | 流体用ポンプ |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202005005165U1 (de) * | 2005-04-01 | 2006-08-17 | Wagner, Paul-Heinz | Hydraulikaggregat |
FR2906580B1 (fr) * | 2006-09-28 | 2009-01-09 | Snecma Sa | Pompe a moteur electrique, immergee dans le fluide a pomper |
FR2915535B1 (fr) * | 2007-04-30 | 2009-07-24 | Snecma Sa | Machine tournante comportant un systeme d'equilibrage axial passif |
DE102008018407B4 (de) * | 2008-04-10 | 2012-03-22 | Joh. Heinr. Bornemann Gmbh | Unterwasserförderaggregat |
DE102009045633A1 (de) * | 2009-10-13 | 2011-04-14 | Man Diesel & Turbo Se | Unterwasser-Kompressoranordnung und damit ausgerüstete Unterwasser-Prozessfluidförderanordnung |
CN102062107B (zh) * | 2010-12-13 | 2012-08-29 | 甘肃银光聚银化工有限公司 | 一种长轴多级轴向流液下泵和输送光气方法 |
US20120224985A1 (en) * | 2011-03-02 | 2012-09-06 | Baker Hughes Incorporated | Electric submersible pump floating ring bearing and method to assemble same |
US20130189133A1 (en) * | 2012-01-19 | 2013-07-25 | Danfoss (Tianjin) Ltd. | Compressor and method of assembling compressor |
CN102996469B (zh) * | 2012-12-24 | 2015-09-30 | 成都安迪生测量有限公司 | 一种多头螺旋密封的低温潜液泵 |
CN103573651B (zh) * | 2013-11-08 | 2017-02-08 | 成都安迪生测量有限公司 | 一种lng潜液泵 |
CN103629144A (zh) * | 2013-12-26 | 2014-03-12 | 大连深蓝泵业有限公司 | 立式液下泵轴承保护装置 |
CN103618414A (zh) * | 2013-12-26 | 2014-03-05 | 大连深蓝泵业有限公司 | 一种新型低温潜液电机 |
CN105298824A (zh) * | 2014-06-27 | 2016-02-03 | 安瑞科(廊坊)能源装备集成有限公司 | 一种lng潜液泵系统 |
CN105756957A (zh) * | 2016-04-18 | 2016-07-13 | 大连深蓝泵业有限公司 | 海洋工况用电动超低温潜液泵的轴系支撑结构 |
US11274679B2 (en) * | 2017-02-14 | 2022-03-15 | Danfoss A/S | Oil free centrifugal compressor for use in low capacity applications |
NO346033B1 (en) | 2018-12-20 | 2022-01-10 | Fsubsea As | Subsea pump system with process lubricated bearings, related method and use |
CN116529489A (zh) * | 2020-11-27 | 2023-08-01 | 株式会社荏原制作所 | 流路切换装置以及用于防止潜没式泵的空转的方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1486842A (en) * | 1920-10-30 | 1924-03-11 | Midwest Engine Corp | Lubricating system for deep-well pumps |
US1953447A (en) * | 1930-08-23 | 1934-04-03 | A D Cook Inc | Water lubrication system for deep well turbine pumps |
DE1800254B2 (de) * | 1968-01-24 | 1971-09-30 | Vorrichtung zur sicherstellung der kuehlung der wellen abdichtungen und mediumgeschmierten radiallager von unter hohen systemdruecken arbeitenden umwaelzpumpen | |
FR2484575A1 (fr) * | 1980-06-17 | 1981-12-18 | Jeumont Schneider | Palier hydrostatique a securite de fonctionnement |
JPS58192997A (ja) * | 1982-05-07 | 1983-11-10 | Hitachi Ltd | 立形モ−タポンプ |
CN1005348B (zh) * | 1987-03-23 | 1989-10-04 | 核工业部第二研究设计院 | 屏蔽泵 |
US4957417A (en) * | 1989-07-14 | 1990-09-18 | Kabushiki Kaisha Kobe Seiko Sho | Vertical oilless screw vacuum pump |
JP4842456B2 (ja) * | 2001-06-14 | 2011-12-21 | 日機装株式会社 | ウエットモータポンプ |
JP2003201983A (ja) * | 2002-01-09 | 2003-07-18 | Nikkiso Co Ltd | 多段遠心ポンプ |
-
2003
- 2003-09-29 JP JP2003338540A patent/JP4300088B2/ja not_active Expired - Lifetime
-
2004
- 2004-09-29 EP EP04023215A patent/EP1519053A3/en not_active Withdrawn
- 2004-09-29 US US10/954,120 patent/US20050069434A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015232297A (ja) * | 2014-06-10 | 2015-12-24 | エア・ウォーター株式会社 | 流体用ポンプ |
Also Published As
Publication number | Publication date |
---|---|
EP1519053A2 (en) | 2005-03-30 |
EP1519053A3 (en) | 2009-04-08 |
JP4300088B2 (ja) | 2009-07-22 |
US20050069434A1 (en) | 2005-03-31 |
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