IL109498A - Method of and apparatus for cooling a seal for machinery - Google Patents

Method of and apparatus for cooling a seal for machinery

Info

Publication number: IL109498A
Authority: IL; Israel
Prior art keywords: chamber; seal; liquid; working fluid; turbine
Prior art date: 1993-05-03

Application number

IL10949894A

Other languages

English (en)

Other versions

IL109498A0 (en

Original Assignee

Ormat Ind Ltd

Priority date (The priority date 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 date listed.)

1993-05-03

Filing date

1994-05-02

Publication date

2002-07-25

1994-05-02 Application filed by Ormat Ind Ltd filed Critical Ormat Ind Ltd

1994-08-26 Publication of IL109498A0 publication Critical patent/IL109498A0/xx

2002-07-25 Publication of IL109498A publication Critical patent/IL109498A/en

Links

238000001816 cooling Methods 0.000 title claims abstract description 37
238000000034 method Methods 0.000 title claims abstract description 29
239000012530 fluid Substances 0.000 claims abstract description 104
239000006200 vaporizer Substances 0.000 claims abstract description 22
238000005086 pumping Methods 0.000 claims abstract 2
239000007788 liquid Substances 0.000 claims description 71
230000003750 conditioning effect Effects 0.000 claims description 9
230000001105 regulatory effect Effects 0.000 claims description 5
238000007789 sealing Methods 0.000 claims description 4
230000005611 electricity Effects 0.000 claims description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
230000004044 response Effects 0.000 claims description 2
230000008016 vaporization Effects 0.000 claims description 2
238000001914 filtration Methods 0.000 claims 3
238000013022 venting Methods 0.000 claims 3
230000001276 controlling effect Effects 0.000 claims 2
238000011144 upstream manufacturing Methods 0.000 claims 2
238000005507 spraying Methods 0.000 claims 1
OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 6
QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 4
238000012423 maintenance Methods 0.000 description 4
239000007921 spray Substances 0.000 description 4
230000002411 adverse Effects 0.000 description 3
239000002826 coolant Substances 0.000 description 3
239000000110 cooling liquid Substances 0.000 description 3
238000010586 diagram Methods 0.000 description 3
239000000203 mixture Substances 0.000 description 3
230000004048 modification Effects 0.000 description 3
238000012986 modification Methods 0.000 description 3
230000004888 barrier function Effects 0.000 description 2
AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 2
238000001704 evaporation Methods 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
239000003595 mist Substances 0.000 description 2
230000035939 shock Effects 0.000 description 2
238000005482 strain hardening Methods 0.000 description 2
239000004215 Carbon black (E152) Substances 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
239000000356 contaminant Substances 0.000 description 1
239000012809 cooling fluid Substances 0.000 description 1
238000013461 design Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
238000000605 extraction Methods 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical class 0.000 description 1
239000000463 material Substances 0.000 description 1
239000002480 mineral oil Substances 0.000 description 1
235000010446 mineral oil Nutrition 0.000 description 1
238000002156 mixing Methods 0.000 description 1
239000003921 oil Substances 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000012546 transfer Methods 0.000 description 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
- F01D25/125—Cooling of bearings

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)
Engine Equipment That Uses Special Cycles (AREA)

IL10949894A 1993-05-03 1994-05-02 Method of and apparatus for cooling a seal for machinery IL109498A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US5524793A	1993-05-03	1993-05-03
US19969794A	1994-02-22	1994-02-22

Publications (2)

Publication Number	Publication Date
IL109498A0 IL109498A0 (en)	1994-08-26
IL109498A true IL109498A (en)	2002-07-25

Family

ID=26734017

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL10949894A IL109498A (en)	1993-05-03	1994-05-02	Method of and apparatus for cooling a seal for machinery

Country Status (4)

Country	Link
EP (1)	EP0623735B1 (fr)
DE (1)	DE69407655T2 (fr)
IL (1)	IL109498A (fr)
NZ (1)	NZ260405A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8938978B2 (en)	2011-05-03	2015-01-27	General Electric Company	Gas turbine engine combustor with lobed, three dimensional contouring
CN112253259A (zh) *	2020-09-16	2021-01-22	上海发电设备成套设计研究院有限责任公司	一种透平转子系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR574739A (fr) *	1923-01-25	1924-07-18	Brown	Refroidissement des arbres de turbines à vapeur ou à gaz
GB513849A (en) *	1937-03-23	1939-10-24	Maschf Augsburg Nuernberg Ag	An exhaust gas driven turbo-blower
FR1170806A (fr) *	1956-01-09	1959-01-19	United Aircraft Corp	Dispositif de refroidissement pour organes rotatifs
JPS6179808A (ja) *	1984-09-28	1986-04-23	Toshiba Corp	冷却水ブ−スタポンプ系統制御装置

1994
- 1994-04-27 NZ NZ260405A patent/NZ260405A/en not_active IP Right Cessation
- 1994-05-02 IL IL10949894A patent/IL109498A/en not_active IP Right Cessation
- 1994-05-03 EP EP94303186A patent/EP0623735B1/fr not_active Expired - Lifetime
- 1994-05-03 DE DE69407655T patent/DE69407655T2/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE69407655T2 (de)	1998-05-20
IL109498A0 (en)	1994-08-26
EP0623735A1 (fr)	1994-11-09
NZ260405A (en)	1995-07-26
EP0623735B1 (fr)	1998-01-07
DE69407655D1 (de)	1998-02-12

Legal Events

Date	Code	Title
2003-01-12	FF	Patent granted
2003-02-12	KB	Patent renewed
2004-06-20	KB	Patent renewed
2008-08-10	KB	Patent renewed
2012-12-31	MM9K	Patent not in force due to non-payment of renewal fees
2014-12-31	EXP	Patent expired

Publication	Publication Date	Title
US6918252B2 (en)	2005-07-19	Method of and apparatus for cooling a seal for machinery
US5743094A (en)	1998-04-28	Method of and apparatus for cooling a seal for machinery
US8522552B2 (en)	2013-09-03	Thermodynamic power generation system
US10677255B2 (en)	2020-06-09	Dry gas seal cooling arrangement and method
CA2798733C (fr)	2016-03-22	Refroidissement de moteur hermetique pour systeme a cycle de rankine organique haute temperature
US5429208A (en)	1995-07-04	Depressurization device for the bearing lubricating chambers of a turbomachine
EP2536923A1 (fr)	2012-12-26	Turbine à gaz et système de production d'énergie électrique thermodynamique
CN1091210C (zh)	2002-09-18	汽轮机、汽轮机装置以及冷却汽轮机的方法
US8448437B2 (en)	2013-05-28	System and method of cooling turbines
US9175576B2 (en)	2015-11-03	Turbomachine
EP0623735B1 (fr)	1998-01-07	Méthode et dispositif pour le refroidissement d'un joint pour l'arbe d'une machine
US2463898A (en)	1949-03-08	Turbine sealing construction
US5167123A (en)	1992-12-01	Flow condensing diffusers for saturated vapor applications
US11371395B2 (en)	2022-06-28	Gland steam condenser for a combined cycle power plant and methods of operating the same
RU2002088C1 (ru)	1993-10-30	Авиационный парогазовый двигатель
US11951435B1 (en)	2024-04-09	Vapor separation systems and methods
WO2010096540A2 (fr)	2010-08-26	Système de production d'électricité thermodynamique
JPS5848734B2 (ja)	1983-10-31	原動機装置
WO1998026159A1 (fr)	1998-06-18	Procede et dispositif pour gerer le flux d'air de combustion dans une centrale a combustion en lit fluidise sous pression