ZA201902263B - Helical impeller - Google Patents

Helical impeller

Info

Publication number
ZA201902263B
ZA201902263B ZA2019/02263A ZA201902263A ZA201902263B ZA 201902263 B ZA201902263 B ZA 201902263B ZA 2019/02263 A ZA2019/02263 A ZA 2019/02263A ZA 201902263 A ZA201902263 A ZA 201902263A ZA 201902263 B ZA201902263 B ZA 201902263B
Authority
ZA
South Africa
Prior art keywords
helical impeller
impeller
helical
Prior art date
Application number
ZA2019/02263A
Inventor
Jawahar Ignacy Manuvel
Periyadurai Kalimuthu
Original Assignee
Cri Pumps Private 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 Cri Pumps Private Ltd filed Critical Cri Pumps Private Ltd
Publication of ZA201902263B publication Critical patent/ZA201902263B/en

Links

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
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2238—Special flow patterns
    • F04D29/225—Channel wheels, e.g. one blade or one flow channel
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F04D29/242—Geometry, shape
    • F04D29/245—Geometry, shape for special effects
    • 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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
    • 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
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/712—Shape curved concave
ZA2019/02263A 2017-06-22 2019-04-10 Helical impeller ZA201902263B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201741022007 2017-06-22
PCT/IN2018/050411 WO2018235105A1 (en) 2017-06-22 2018-06-22 Helical impeller

Publications (1)

Publication Number Publication Date
ZA201902263B true ZA201902263B (en) 2020-08-26

Family

ID=64736912

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2019/02263A ZA201902263B (en) 2017-06-22 2019-04-10 Helical impeller

Country Status (4)

Country Link
EP (1) EP3642490A4 (en)
CN (1) CN109964043A (en)
WO (1) WO2018235105A1 (en)
ZA (1) ZA201902263B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111706553A (en) * 2020-06-23 2020-09-25 西安航空学院 Fastening nut capable of preventing entrance low-pressure cavitation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3156190A (en) * 1963-03-14 1964-11-10 Hidrostal Pump impeller
FI793599A (en) * 1978-11-17 1980-05-18 Geoffrey Gordon Lake ROTODYNAMISK PROPELLER MED ETT BLAD
CH650839A5 (en) * 1979-09-27 1985-08-15 Schneider Hans Ulrich Centrifugal pump for delivering liquids
JPS57181997A (en) * 1981-04-30 1982-11-09 Ebara Corp Single-blade impeller pump
EP2188532B1 (en) * 2007-08-16 2011-10-12 Frideco AG Pump rotor and pump comprising a pump rotor of said type
US20100284812A1 (en) * 2009-05-08 2010-11-11 Gm Global Technology Operations, Inc. Centrifugal Fluid Pump
CN203081851U (en) * 2013-01-28 2013-07-24 青岛佳洲泵业有限公司 Novel balance-adjustable spiral centrifugal impeller

Also Published As

Publication number Publication date
EP3642490A4 (en) 2021-03-17
WO2018235105A1 (en) 2018-12-27
CN109964043A (en) 2019-07-02
EP3642490A1 (en) 2020-04-29

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