CN114423951A - 用于具有磨蚀性的或侵蚀性的混合物的液体的闭合式离心泵通道叶轮 - Google Patents

用于具有磨蚀性的或侵蚀性的混合物的液体的闭合式离心泵通道叶轮 Download PDF

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Publication number
CN114423951A
CN114423951A CN202080069329.7A CN202080069329A CN114423951A CN 114423951 A CN114423951 A CN 114423951A CN 202080069329 A CN202080069329 A CN 202080069329A CN 114423951 A CN114423951 A CN 114423951A
Authority
CN
China
Prior art keywords
impeller
profile
suction side
blade
region
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
CN202080069329.7A
Other languages
English (en)
Chinese (zh)
Inventor
F·乔晨
C·耶格
W·麦辛格
S·施密特
R·维策尔
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.)
KSB SE and Co KGaA
Original Assignee
KSB SE and Co KGaA
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 KSB SE and Co KGaA filed Critical KSB SE and Co KGaA
Publication of CN114423951A publication Critical patent/CN114423951A/zh
Pending legal-status Critical Current

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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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F04D29/242—Geometry, shape
    • 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
    • F04D29/2205—Conventional flow pattern
    • F04D29/2222—Construction and assembly
    • F04D29/2227—Construction and assembly for special materials
    • 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
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2294—Rotors specially for centrifugal pumps with special measures for protection, e.g. against abrasion
    • 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
    • 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
    • F04D7/06—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being hot or corrosive, e.g. liquid metals
    • 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
    • F05D2240/301—Cross-sectional characteristics
    • 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
    • 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
    • F05D2240/305—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 pressure side of a rotor blade

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CN202080069329.7A 2019-08-05 2020-07-31 用于具有磨蚀性的或侵蚀性的混合物的液体的闭合式离心泵通道叶轮 Pending CN114423951A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102019005469.5 2019-08-05
DE102019005469.5A DE102019005469A1 (de) 2019-08-05 2019-08-05 Geschlossenes Kreiselpumpenkanallaufrad für Flüssigkeiten mit abrasiven oder erosiven Beimengungen
PCT/EP2020/071669 WO2021023660A1 (de) 2019-08-05 2020-07-31 Geschlossenes kreiselpumpenkanallaufrad für flüssigkeiten mit abrasiven oder erosiven beimengungen

Publications (1)

Publication Number Publication Date
CN114423951A true CN114423951A (zh) 2022-04-29

Family

ID=71994479

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080069329.7A Pending CN114423951A (zh) 2019-08-05 2020-07-31 用于具有磨蚀性的或侵蚀性的混合物的液体的闭合式离心泵通道叶轮

Country Status (4)

Country Link
EP (1) EP4010598A1 (de)
CN (1) CN114423951A (de)
DE (1) DE102019005469A1 (de)
WO (1) WO2021023660A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130336774A1 (en) * 2010-12-03 2013-12-19 Ihc Holland Ie B.V. Centrifugal pump and a double bent rotor blade for use in such a centrifugal pump
DE102015213451A1 (de) * 2015-07-17 2017-01-19 Ksb Aktiengesellschaft Kreiselpumpen-Schaufelprofil
CN108331763A (zh) * 2018-02-27 2018-07-27 中交疏浚技术装备国家工程研究中心有限公司 一种提高使用寿命的耐用型泥泵的设计实现方法
US20180216627A1 (en) * 2014-08-26 2018-08-02 Ihc Holland Ie B.V. Impeller blade with asymmetric thickness
US20190120242A1 (en) * 2016-04-06 2019-04-25 Flsmidth A/S Low inlet vorticity impeller having enhanced hydrodynamic wear characteristics

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130336774A1 (en) * 2010-12-03 2013-12-19 Ihc Holland Ie B.V. Centrifugal pump and a double bent rotor blade for use in such a centrifugal pump
US20180216627A1 (en) * 2014-08-26 2018-08-02 Ihc Holland Ie B.V. Impeller blade with asymmetric thickness
DE102015213451A1 (de) * 2015-07-17 2017-01-19 Ksb Aktiengesellschaft Kreiselpumpen-Schaufelprofil
US20190120242A1 (en) * 2016-04-06 2019-04-25 Flsmidth A/S Low inlet vorticity impeller having enhanced hydrodynamic wear characteristics
CN108331763A (zh) * 2018-02-27 2018-07-27 中交疏浚技术装备国家工程研究中心有限公司 一种提高使用寿命的耐用型泥泵的设计实现方法

Also Published As

Publication number Publication date
DE102019005469A1 (de) 2021-02-11
EP4010598A1 (de) 2022-06-15
WO2021023660A1 (de) 2021-02-11

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