CN116194675A - 用于增强性能的流量控制结构及结合有该流量控制结构的透平机 - Google Patents

用于增强性能的流量控制结构及结合有该流量控制结构的透平机 Download PDF

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Publication number
CN116194675A
CN116194675A CN202180063581.1A CN202180063581A CN116194675A CN 116194675 A CN116194675 A CN 116194675A CN 202180063581 A CN202180063581 A CN 202180063581A CN 116194675 A CN116194675 A CN 116194675A
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CN
China
Prior art keywords
channels
channel
angle
diffuser
turbomachine
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
Application number
CN202180063581.1A
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English (en)
Chinese (zh)
Inventor
大卫·亚皮克瑟
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Concepts ETI Inc
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Concepts ETI Inc
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Filing date
Publication date
Application filed by Concepts ETI Inc filed Critical Concepts ETI Inc
Publication of CN116194675A publication Critical patent/CN116194675A/zh
Pending legal-status Critical Current

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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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/045—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector for radial flow machines or engines
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F04D29/444—Bladed diffusers
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/29—Three-dimensional machined; miscellaneous
    • F05D2250/294—Three-dimensional machined; miscellaneous grooved

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN202180063581.1A 2020-08-07 2021-08-05 用于增强性能的流量控制结构及结合有该流量控制结构的透平机 Pending CN116194675A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062706286P 2020-08-07 2020-08-07
US62/706,286 2020-08-07
PCT/US2021/071119 WO2022032296A1 (en) 2020-08-07 2021-08-05 Flow control structures for enhanced performance and turbomachines incorporating the same

Publications (1)

Publication Number Publication Date
CN116194675A true CN116194675A (zh) 2023-05-30

Family

ID=80117740

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180063581.1A Pending CN116194675A (zh) 2020-08-07 2021-08-05 用于增强性能的流量控制结构及结合有该流量控制结构的透平机

Country Status (5)

Country Link
US (2) US11828188B2 (https=)
EP (1) EP4193035A4 (https=)
JP (1) JP2023536998A (https=)
CN (1) CN116194675A (https=)
WO (1) WO2022032296A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116529490B (zh) * 2020-12-03 2025-12-23 丹佛斯公司 包括带凹槽的扩散器的制冷剂压缩机

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Also Published As

Publication number Publication date
EP4193035A1 (en) 2023-06-14
US12305523B2 (en) 2025-05-20
EP4193035A4 (en) 2024-08-07
US11828188B2 (en) 2023-11-28
US20240084718A1 (en) 2024-03-14
US20230279785A1 (en) 2023-09-07
JP2023536998A (ja) 2023-08-30
WO2022032296A1 (en) 2022-02-10

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