GB1537385A - High-efficiency turbo-machine impellers - Google Patents

High-efficiency turbo-machine impellers

Info

Publication number
GB1537385A
GB1537385A GB19416/76A GB1941676A GB1537385A GB 1537385 A GB1537385 A GB 1537385A GB 19416/76 A GB19416/76 A GB 19416/76A GB 1941676 A GB1941676 A GB 1941676A GB 1537385 A GB1537385 A GB 1537385A
Authority
GB
United Kingdom
Prior art keywords
blades
turbo
steel
plates
efficiency turbo
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.)
Expired
Application number
GB19416/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi 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.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1537385A publication Critical patent/GB1537385A/en
Expired legal-status Critical Current

Links

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
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
GB19416/76A 1975-05-14 1976-05-11 High-efficiency turbo-machine impellers Expired GB1537385A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50056150A JPS51133807A (en) 1975-05-14 1975-05-14 Turbo type impeller with high performance

Publications (1)

Publication Number Publication Date
GB1537385A true GB1537385A (en) 1978-12-29

Family

ID=13019045

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19416/76A Expired GB1537385A (en) 1975-05-14 1976-05-11 High-efficiency turbo-machine impellers

Country Status (6)

Country Link
US (1) US4090813A (enExample)
JP (1) JPS51133807A (enExample)
DE (1) DE2621297A1 (enExample)
DK (1) DK214676A (enExample)
GB (1) GB1537385A (enExample)
IT (1) IT1062735B (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530901U (enExample) * 1978-04-13 1980-02-28
DE2945164A1 (de) * 1979-11-08 1981-05-14 Vladimir Vasil'evič Leningrad Šitkov Dorrosionsbestaendiger schweissbarer stahl der martensitklasse, verfahren zu dessen herstellung und aus diesem stahl hergestellte erzeugnisse
US4767278A (en) * 1981-10-06 1988-08-30 Enderlein Jr Emmanuel X Boat propeller
JPS61215270A (ja) * 1985-03-15 1986-09-25 日本特殊陶業株式会社 タ−ビンロ−ター
JPH0772529B2 (ja) * 1988-06-20 1995-08-02 株式会社日立製作所 水車及びその製造方法
US5383768A (en) * 1989-02-03 1995-01-24 Hitachi, Ltd. Steam turbine, rotor shaft thereof, and heat resisting steel
TW290592B (enExample) * 1993-07-08 1996-11-11 Asahi Seiko Co Ltd
DE19637465C1 (de) * 1996-09-13 1997-12-18 Fraunhofer Ges Forschung Verfahren zum Strahlschweißen von härtbaren Stählen mittels Kurzzeitwärmebehandlung
US6220306B1 (en) * 1998-11-30 2001-04-24 Sumitomo Metal Ind Low carbon martensite stainless steel plate
AU5735101A (en) 2000-04-28 2001-11-12 Elliott Turbo Welding method, filler metal composition and article made therefrom
KR100352431B1 (ko) * 2000-09-30 2002-09-16 엘지전자 주식회사 창문형 에어컨의 터보팬 하우징
AR042494A1 (es) * 2002-12-20 2005-06-22 Sumitomo Chemical Co Acero inoxidable martensitico de alta resistencia con excelentes propiedades de resistencia a la corrosion por dioxido de carbono y resistencia a la corrosion por fisuras por tensiones de sulfuro
US6890393B2 (en) 2003-02-07 2005-05-10 Advanced Steel Technology, Llc Fine-grained martensitic stainless steel and method thereof
US6899773B2 (en) * 2003-02-07 2005-05-31 Advanced Steel Technology, Llc Fine-grained martensitic stainless steel and method thereof
US6935838B1 (en) * 2003-03-19 2005-08-30 Hi-Bar Blowers, Inc. High pressure multi-stage centrifugal blower
DE102005030413C5 (de) * 2005-06-28 2009-12-10 Technische Universität Bergakademie Freiberg Hochfester austenitisch-martensitischer Leichtbaustahl und seine Verwendung
CN1912395B (zh) * 2005-08-09 2011-01-19 海巴鼓风机有限公司 中速高压多级离心式鼓风机
CN102149912A (zh) * 2008-09-25 2011-08-10 博格华纳公司 涡轮增压器以及其对应的保持盘
RU2403312C1 (ru) * 2009-03-06 2010-11-10 Открытое акционерное общество "Ижсталь" Сталь для ствольных заготовок
DE102011003632A1 (de) 2011-02-04 2012-08-09 Siemens Aktiengesellschaft Turboverdichterlaufrad und Verfahren zum Herstellen desselben
KR20130033718A (ko) * 2011-09-27 2013-04-04 삼성테크윈 주식회사 회전 기계의 회전부 접합 구조 및 회전 기계의 회전부 접합 방법
ITCO20120047A1 (it) * 2012-09-24 2014-03-25 Nuovo Pignone Srl Selezione di un particolare materiale per pale di turbina a vapore
US10375901B2 (en) 2014-12-09 2019-08-13 Mtd Products Inc Blower/vacuum
CN109136771A (zh) * 2018-10-19 2019-01-04 太原钢铁(集团)有限公司 奥氏体不锈钢及其制备方法
JP2024117136A (ja) * 2023-02-17 2024-08-29 大同特殊鋼株式会社 水素ガス環境用マルテンサイト系ステンレス鋼及びその製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1558440A1 (de) * 1966-05-04 1970-03-19 Asahi Glass Co Ltd Legierung mit guter Hitze- und Korrosionsbestaendigkeit und Gasturbinenschaufel
US3729345A (en) * 1967-06-11 1973-04-24 Mitsubishi Heavy Ind Ltd Method for making propellers of high-strength and high-toughness cast steel
US3650845A (en) * 1968-03-28 1972-03-21 Mitsubishi Heavy Ind Ltd Method of manufacture of steel turbine blades
US3661658A (en) * 1969-10-08 1972-05-09 Mitsubishi Heavy Ind Ltd High-strength and high-toughness cast steel for propellers and method for making propellers of said cast steel
SE354028B (enExample) * 1969-10-31 1973-02-26 Hitachi Ltd
US3730785A (en) * 1970-12-14 1973-05-01 Westinghouse Electric Corp Dual strength blade of 17-4ph stainless steel
US3902823A (en) * 1972-04-24 1975-09-02 Hitachi Ltd Impeller for gas-handling apparatus
US3856434A (en) * 1973-10-18 1974-12-24 Westinghouse Electric Corp Centrifugal fan wheel

Also Published As

Publication number Publication date
IT1062735B (it) 1984-11-10
JPS51133807A (en) 1976-11-19
JPS5648715B2 (enExample) 1981-11-17
DK214676A (da) 1976-11-15
DE2621297A1 (de) 1976-11-25
US4090813A (en) 1978-05-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee