KR100843500B1 - 인테그럴 고속 모터에 의해 구동되는 다단 원심 압축기 - Google Patents
인테그럴 고속 모터에 의해 구동되는 다단 원심 압축기 Download PDFInfo
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- KR100843500B1 KR100843500B1 KR1020037013819A KR20037013819A KR100843500B1 KR 100843500 B1 KR100843500 B1 KR 100843500B1 KR 1020037013819 A KR1020037013819 A KR 1020037013819A KR 20037013819 A KR20037013819 A KR 20037013819A KR 100843500 B1 KR100843500 B1 KR 100843500B1
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- rotor
- stator
- oil
- gap
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
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- 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
- F04D29/063—Lubrication specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
- F04D17/122—Multi-stage pumps the individual rotor discs being, one for each stage, on a common shaft and axially spaced, e.g. conventional centrifugal multi- stage compressors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
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- 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
- F04D29/5806—Cooling the drive system
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- 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
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- 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
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
- F04D29/057—Bearings hydrostatic; hydrodynamic
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/85—Starting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2360/00—Engines or pumps
- F16C2360/44—Centrifugal pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2380/00—Electrical apparatus
- F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
- H02K2205/12—Machines characterised by means for reducing windage losses or windage noise
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
- H02K5/1672—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Brushless Motors (AREA)
- Motor Or Generator Cooling System (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
Description
Claims (11)
- a) 영구 자석들을 수반하는 회전자를 둘러싸는, 전자적으로 정류되는(commutated) 고정자 코일을 갖는 변속 가능한 영구 자석 모터--여기서, 상기 코일과 상기 회전자 사이에는 갭(gap)부가 구비되고, 상기 회전자는 가압된 오일에 의해 윤활되는 수력학적(hydrodynamic) 베어링에 의해 그 말단부에서 회전 가능하게 지지되는 자철(magnetic steel)로 된 회전자 샤프트를 가지며, 여기서 상기 고정자 코일은 상기 고정자를 따라 종방향으로 연장되고 말단부 턴(end turn)을 형성하기 위해 상기 고정자의 말단을 둘러싸고 연속되는 복수 개의 고정자 권선을 포함함---;b) 상기 회전자 샤프트와 함께 회전하도록 탑재된 복수 개의 압축기 임펠러(impeller);c) 상기 베어링을 윤활하고, 상기 베어링, 회전자 및 고정자 코일을 냉각하기 위하여 상기 베어링 내로 냉각된 오일을 주입하기 위한 펌프--여기서 상기 베어링은 상기 베어링으로부터 이탈한 오일이 상기 샤프트의 상기 지지된 말단과 상기 고정자 코일의 말단부 턴(end turn)으로 튀도록 설계됨--; 및d) 상기 갭(gap)부로부터 오일을 제거하기 위하여 상기 갭부 내에 양의 압력(positive pressure)을 유지하기 위하여 기동(start up) 동안에 가압된 공기를 주입하기 위한, 상기 고정자를 관통하는 통로부를 포함하는, 공기 압축을 위한 인테그럴(integral) 고속 모터를 갖는 다단 원심 압축기.
- 제1항에 있어서,상기 모터가 미리 설정된 속도에 도달하면, 상기 갭(gap)부로 압축 공기의 주입을 종료하기 위한 수단을 더 포함하는 압축기.
- 제1항에 있어서,기동(start up) 동안에 외부 소스로부터 상기 갭부로 압축 공기가 주입되는 것인 압축기.
- 제1항에 있어서,상기 고정자 코일은 박판(lamination)들에 의해서 지지되고, 상기 회전자 샤프트의 축 말단부들 사이에서, 상기 고정자 코일 박판들의 중앙 통로를 통하여 상기 통과부가 연장되는 것인 압축기.
- 제1항에 있어서,상기 회전자 샤프트는 냉각을 위한 오일을 받아들이기 위하여 상기 샤프트를 관통하여 연장된 축 상의 홀을 갖는 것인 압축기.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 인테그럴(integral) 고속 모터를 갖는 다단 원심 압축기--상기 모터는 그 사이에 갭(gap)부가 형성되는 고정자와 회정 가능하게 지지되는 회전자를 갖고, 상기 회전자는 수력학적 오일 베어링에 의하여 각 말단부가 지지됨--를 기동(start)하기 위한 방법에 있어서,a) 베어링으로부터의 오일이 상기 갭부로 인입되는 것을 최소화하기 위하여 상기 회전자가 회전하기 시작할 때, 상기 회전자의 단부들 사이에 위치한 상기 갭부 내로 압축 공기를 주입하는 단계; 및b) 상기 회전자가 원심력에 의해 상기 회전자의 단부로부터 상기 갭부와 멀 어지도록 오일을 방출하기에 충분한 회전 속도에 도달했을 때, 상기 공기의 주입을 중단시키는 단계를 포함하는다단 원심 압축기의 기동 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28583701P | 2001-04-23 | 2001-04-23 | |
US60/285,837 | 2001-04-23 | ||
PCT/US2002/012593 WO2002086324A2 (en) | 2001-04-23 | 2002-04-23 | Multi-stage centrifugal compressor |
Publications (2)
Publication Number | Publication Date |
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KR20040044403A KR20040044403A (ko) | 2004-05-28 |
KR100843500B1 true KR100843500B1 (ko) | 2008-07-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020037013819A KR100843500B1 (ko) | 2001-04-23 | 2002-04-23 | 인테그럴 고속 모터에 의해 구동되는 다단 원심 압축기 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6579078B2 (ko) |
EP (1) | EP1390618B1 (ko) |
JP (2) | JP4136667B2 (ko) |
KR (1) | KR100843500B1 (ko) |
CN (1) | CN100351516C (ko) |
AT (1) | ATE511020T1 (ko) |
AU (1) | AU2002307461A1 (ko) |
WO (1) | WO2002086324A2 (ko) |
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JP2008113553A (ja) | 2008-05-15 |
KR20040044403A (ko) | 2004-05-28 |
CN1633561A (zh) | 2005-06-29 |
AU2002307461A1 (en) | 2002-11-05 |
US20020192089A1 (en) | 2002-12-19 |
WO2002086324A2 (en) | 2002-10-31 |
US6579078B2 (en) | 2003-06-17 |
JP4136667B2 (ja) | 2008-08-20 |
WO2002086324A3 (en) | 2003-11-27 |
ATE511020T1 (de) | 2011-06-15 |
EP1390618A4 (en) | 2009-06-17 |
EP1390618A2 (en) | 2004-02-25 |
JP2004532371A (ja) | 2004-10-21 |
EP1390618B1 (en) | 2011-05-25 |
CN100351516C (zh) | 2007-11-28 |
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