EP2417358B1 - Ensemble de compresseurs - Google Patents

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Publication number
EP2417358B1
EP2417358B1 EP10704735.9A EP10704735A EP2417358B1 EP 2417358 B1 EP2417358 B1 EP 2417358B1 EP 10704735 A EP10704735 A EP 10704735A EP 2417358 B1 EP2417358 B1 EP 2417358B1
Authority
EP
European Patent Office
Prior art keywords
compressor
fluid
pressure value
compression
mass flow
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.)
Not-in-force
Application number
EP10704735.9A
Other languages
German (de)
English (en)
Other versions
EP2417358A1 (fr
Inventor
Philipp Gingter
Dieter Weckmüller
Karl-Heinz Dreyer
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.)
MAN Energy Solutions SE
Original Assignee
MAN Diesel and Turbo SE
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 MAN Diesel and Turbo SE filed Critical MAN Diesel and Turbo SE
Publication of EP2417358A1 publication Critical patent/EP2417358A1/fr
Application granted granted Critical
Publication of EP2417358B1 publication Critical patent/EP2417358B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F04D25/00—Pumping installations or systems
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • F04D25/163—Combinations of two or more pumps ; Producing two or more separate gas flows driven by a common gearing arrangement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • 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
    • F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/025—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal comprising axial flow and radial flow stages
    • 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
    • F04D17/12—Multi-stage 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
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage 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
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting 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
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/003—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by throttling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0246—Surge control by varying geometry within the pumps, e.g. by adjusting 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
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps

Definitions

  • the invention relates to a compressor arrangement with an axial compressor and a radial compressor.
  • Out DE 1 628 242 A1 is a compressor system is known, which consists of a four-stage geared turbocompressor and an upstream axial compressor.
  • Out DE 1 959 754 A1 is a multi-stage, inter-cooled turbo-compressor with axial and radial stages known.
  • centrifugal compressor for freezing processes with a motor assembly is known, at both ends of each a centrifugal compressor is arranged.
  • the compressors each represent each other mirrored versions and are structurally largely built on the same principle.
  • the invention has for its object to provide a compressor assembly with two axially successively arranged compressors, axial compressors and centrifugal compressors should meet the requirements of different processes.
  • a compressor assembly is provided with an axial compressor and a radial compressor, wherein the axial compressor and the centrifugal compressor are arranged axially one behind the other on a common drive shaft which can be coupled to a drive and each have a compression fluid inlet and a compression fluid outlet, wherein the axial compressor is provided with first control means and the radial compressor is provided with second control means, and wherein the first and the second control means are separately controllable, so that the axial compressor and the centrifugal compressor are separately controllable.
  • a compact compressor arrangement with an axial compressor and a radial compressor wherein axial compressors and centrifugal compressors can meet the requirements of different processes.
  • the second control means on inlet guide vanes, which are arranged at the compression fluid inlet of the centrifugal compressor in front of a first impeller of the centrifugal compressor.
  • the axial compressor and the centrifugal compressor on a common housing, wherein sealing means are provided, so that in the housing, a compression fluid transfer between the axial compressor and the centrifugal compressor is prevented.
  • a moisture transfer from the axial compressor to the centrifugal compressor is preferably prevented by the sealing means.
  • the axial compressor is set up to compress a fluid mass flow supplied to the compression fluid inlet of the axial compressor to a fluidized mass flow which can be tapped off at the compression fluid outlet of the axial compressor with a second pressure value increased relative to the first pressure value
  • the radial compressor is set up, one with a third pressure value the fluid mass flow supplied to the compression fluid inlet of the centrifugal compressor to compress a fluid mass flow tapped off at the compression fluid outlet of the centrifugal compressor with a fourth pressure value increased relative to the second pressure value and the third pressure value.
  • the centrifugal compressor is arranged to receive about 30 percent of the fluid mass flow delivered from the compression fluid outlet of the axial compressor via its compression fluid inlet.
  • the first pressure value is approximately 1 bar and the second pressure value is approximately 3.2 bar.
  • the third pressure value is approximately equal to the second pressure value.
  • the third pressure value is approximately 3 bar.
  • the fourth pressure value is approximately 5 bar.
  • the compressor assembly further comprises a fluid humidifier having a first fluid inlet, a second fluid inlet and a fluid outlet and configured to dehumidify a fluid mass flow supplied thereto via the first fluid inlet, the first fluid inlet of the fluid humidifier being in communication with the compression fluid outlet the fluid compressor is fluidly connected to the axial compressor, and wherein the fluid outlet of the Fluidentfeuchtungs adopted is fluidly connected to the compression fluid inlet of the centrifugal compressor.
  • the fluid dampening device is configured to divide the fluid mass flow supplied thereto via the first fluid inlet in such a way that about 30 percent of the fluid mass flow supplied thereto via the first fluid inlet can be tapped off as a completely dehumidified fluid mass flow at its fluid outlet.
  • the second fluid inlet of the fluid humidifier is fluidly connected to the compression fluid outlet of the centrifugal compressor.
  • the radial compressor is equipped with inlet guide vanes in front of the first radial impeller, with axial compressors and centrifugal compressors being controlled separately, so that both different processes can be accommodated.
  • the axial compressor is used as a so-called Main Air Compressor (MAC) in that the axial compressor compresses filtered ambient air, the radial compressor being used as a so-called booster air compressor (BAC) which compresses completely dried air.
  • MAC Main Air Compressor
  • BAC booster air compressor
  • the mass and volume flows of axial compressor and centrifugal compressor differ significantly, wherein according to an embodiment of the invention, the fluid mass flow of the centrifugal compressor is 1/3 or 30 percent of the fluid mass flow of the axial compressor.
  • the entire strand or the compressor assembly according to the invention can be offered cost-optimized.
  • FIGS. 1 and 2 show a compressor assembly 1 with an axial compressor 10, a radial compressor 20, which are arranged axially one behind the other on a common drive shaft 30, and a Fluidentfeuchtungs Rhein 40th
  • the drive shaft 30 is selectively drivingly coupled to a drive 60 via a clutch assembly 50, the drive 60 having an electric motor 61, a transmission 62 and a clutch assembly 63 via which the electric motor 61 is drivingly coupled to the transmission 62.
  • the axial compressor 10 has a compression fluid inlet 11 and a compression fluid outlet 12.
  • the centrifugal compressor 20 has a compression fluid inlet 21 and a compression fluid outlet 22.
  • the fluid moistening device 40 has a first fluid inlet 41, a second fluid inlet 42 and a fluid outlet 43.
  • the fluid humidification device 40 is set up to dehumidify a fluid mass flow supplied to it via the first fluid inlet 41 and to divide the fluid mass flow supplied thereto via the first fluid inlet 41 such that at its fluid outlet 42 approximately 30 percent of the fluid mass flow supplied thereto via the first fluid inlet 41 is completely dehumidified Fluid mass flow can be tapped.
  • the first fluid inlet 41 of the fluid humidifier 40 is fluidly connected to the compression fluid outlet 12 of the axial compressor 10
  • the second fluid inlet 42 of the fluid humidifier 40 is fluidly connected to the compression fluid outlet 22 of the centrifugal compressor 20
  • the fluid outlet 43 of the fluid humidifier 40 is fluidly connected to the compression fluid inlet 21 of the radial compressor 20.
  • the compression fluid inlet 11 of the axial compressor 10 can be supplied via a filter system 70 with ambient air determined moisture content as a compression fluid.
  • a compression fluid any compressible fluid can be used.
  • the axial compressor 10 is provided with first control means having adjustable vanes (not shown).
  • the radial compressor 20 is provided with second control means having adjustable inlet guide vanes 23, which are arranged at the compression fluid inlet 21 of the radial compressor 20 in front of a first impeller 24 of the radial compressor 20.
  • the first and the second control means are separately controllable via actuators, not shown, so that the axial compressor 10 and the radial compressor 20, in particular with respect to each transported fluid mass flow and the respective degree of compression, are separately controllable.
  • the axial compressor 10 and the centrifugal compressor 20 have a two common housing G, wherein sealing means D are provided, so that in the housing G, a compression fluid transfer between the axial compressor 10 and the radial compressor 20 is prevented. More specifically, according to one embodiment of the invention by means of the sealing means D prevents moist air from the axial compressor flows into the centrifugal compressor.
  • the axial compressor 10 is set up to compress a fluid mass flow FMS1 fed to the compression fluid inlet 11 of the axial compressor 10 from the filter system 70 to a fluid mass flow FMS2 tapped at the compression fluid outlet 12 of the axial compressor 10 with a second pressure value which is higher than the first pressure value.
  • the fluid mass flow FMS2 which can be picked off at the compression fluid outlet 12 of the axial compressor 10 is supplied to the first fluid inlet 41 of the fluid dampening device 40.
  • the first pressure value is approximately 1 bar and the second pressure value is approximately 3.2 bar.
  • the Fluidentfeuchtungs beautiful 40 which is designed according to an embodiment of the invention as an air separation plant for generating oxygen with low degree of purity, divides the supplied via the first fluid input 41 from the axial compressor 10 from the mass flow of fluid FMS2 so that at the fluid outlet 43 of the Fluidentfeuchtungs responded 40 about 30 percent of the Fluidentfeuchtungs annoying 40 via the first fluid inlet 41 from Axial compressor 10 from supplied fluid mass flow FMS2 can be tapped off as a fully dehumidified fluid mass flow FMS3 with a third pressure value.
  • the completely dehumidified fluid mass flow FMS3 is supplied from the fluid outlet 43 from the compression fluid inlet 21 of the radial compressor 20.
  • the third pressure value is approximately equal to the second pressure value and is in particular approximately 3 bar.
  • the centrifugal compressor 20 is arranged to receive via its compression fluid inlet 21 the approximately 30 percent of the fluid mass flow FMS2 discharged from the compression fluid outlet 12 of the axial compressor 10 or the fluid mass flow FMS3 supplied by the fluid outlet 43 to the fluid humidification device 40.
  • the radial compressor 20 is further configured to compress the fluid mass flow FMS3 fed to the compression fluid inlet 21 of the centrifugal compressor 20 with the third pressure value to a completely dry fluid mass flow FMS4 tapped at the compression fluid outlet 22 of the centrifugal compressor 20 with a fourth pressure value which is higher than the second pressure value and the third pressure value.
  • the fourth pressure value is approximately 5 bar.
  • first to fourth pressure values may be higher or lower according to further embodiments of the invention.
  • the completely dry fluid mass flow FMS4 which can be tapped off at the compression fluid outlet 22 of the radial compressor 20 is then fed back to the fluid dampening device 40 via its second fluid inlet 42.
  • the radial compressor 10 is equipped with inlet guide vanes 23 in front of the first radial impeller 24, wherein axial compressor 10 and centrifugal compressor 20 are regulated separately as individual compressors of a compression train, so that both different processes can do justice.
  • the axial compressor 10 is used as a so-called Main Air Compressor (MAC) in that the axial compressor 10 compresses ambient air filtered by means of the filter system 70, the radial compressor 20 being used as a so-called booster air compressor (BAC), which completely dried air compacted.
  • MAC Main Air Compressor
  • BAC booster air compressor
  • the mass or volume flows of axial compressor 10 and centrifugal compressor 20 differ significantly, and according to one embodiment of the invention, the fluid mass flow FMS3 or FMS4 of the radial compressor 20 one third and 30 percent of the fluid mass flow FMS1 or FMS2 (100 percent) of the axial compressor 10 is. According to one embodiment of the invention, it is further ensured via the sealing means D that no moisture from the axial compressor 10 enters the centrifugal compressor 20.
  • the axial compressor 10 and the centrifugal compressor 20 have a common housing G, whereby a separate housing for the centrifugal compressor 20 and additional components (such as intermediate gear and clutches) are avoided, which for connecting two separate compressor housing in a compression train would be necessary.
  • additional components such as intermediate gear and clutches

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Claims (12)

  1. Dispositif de compresseur (1)comportant deux compresseurs, qui sont disposés axialement l'un derrière l'autre sur un arbre d'entraînement (30) commun couplable avec un entraînement (60) et qui présentent respectivement une entrée de fluide de compression (11,21) et une sortie de fluide de compression (12,22), caractérisé en ce que un des compresseurs est un compresseur axial (10) et l'autre est un compresseur radial (20), dans lequel le compresseur axial (10) est pourvu de premiers moyens de commande et le compresseur radial (20) est pourvu de deuxièmes moyens de commande, et dans lequel les premiers et les deuxièmes moyens de commande peuvent être pilotés séparément, de telle sorte que le compresser axial (10) et le compresseur radial (20) puissent être commandés séparément.
  2. Dispositif de compresseur (1) selon la revendication 1, dans lequel les deuxièmes moyens de commande présentent des pales directrices d'entrée (23), qui sont disposées sur l'entrée de fluide de compression (21) du compresseur radial (20) avant un premier galet de roulement (24) du compresseur radial (20).
  3. Dispositif de compresseur (1) selon la revendication 1 ou 2, dans lequel le compresseur axial (10) et le compresseur radial (20) présente un logement (G) commun et dans lequel des moyens de joint d'étanchéité (D) sont prévus, de telle sorte que dans le logement (G) une transition de fluide de liaison entre le compresseur axial (10) et le compresseur radial (20) soit empêchée.
  4. Dispositif de compresseur (1) selon une des revendications 1 à 3, dans lequel le compresseur axial (10) est conçu afin de compresser avec une première valeur de pression le courant massique de fluide (FMS1) introduit dans l'entrée de fluide de liaison (11) du compresseur axial (10) à un courant massique de fluide (FMS2) pouvant être prélevé sur l'entrée de fluide de liaison (12) du compresseur axial (10) avec une deuxième valeur de pression augmentée par rapport à la première valeur de pression et dans lequel le compresseur radial (20) est conçu afin de compresser un courant massique de fluide (FMS3) introduit avec une troisième valeur de pression dans l'entrée de fluide de liaison (21) du compresseur radial (20) à un courant massique de fluide (FMS4) pouvant être prélevé sur la sortie de fluide de liaison (22) du compresseur radial (20) avec une quatrième valeur de pression augmentée par rapport à la deuxième valeur de pression et la troisième valeur de pression.
  5. Dispositif de compresseur (1) selon la revendication 4, dans lequel le compresseur radial (20) est conçu afin d'absorber par l'intermédiaire de son entrée de fluide de liaison (21) environ 30 pourcent du courant massique de fluide (FMS2) délivré hors de la sortie de fluide de liaison (12) du compresseur axial (10).
  6. Dispositif de compresseur (1) selon la revendication 4 ou 5, dans lequel la première valeur de pression correspondant à environ 1 bar et la deuxième valeur de pression correspond à environ 3,2 bar.
  7. Dispositif de compresseur (1) selon une des revendications 4 à 6, dans lequel la troisième valeur de pression est environ égale à la deuxième valeur de pression.
  8. Dispositif de compresseur (1) selon une des revendications 4 à 7, dans lequel la troisième valeur de pression correspond à environ 3 bar.
  9. Dispositif de compresseur (1) selon une des revendications 4 à 8, dans lequel la quatrième valeur de pression correspond à environ 5 bar.
  10. Dispositif de compresseur (1) selon une des revendications 4 à 8, comportant en outre un dispositif de déshumidification de fluide (40), qui présente une première entrée de fluide (41), une deuxième entrée de fluide (42) et une sortie de fluide (43) et qui est conçu afin de déshumidifier un courant massique de fluide (FMS2) introduit à travers la première entrée de fluide (41), dans lequel la première entrée de fluide (41)du dispositif de déshumidification de fluide (40) est reliée fluidiquement à la sortie de fluide de compression (12) du compresseur axial (10) et dans lequel la sortie de fluide (43) du dispositif de déshumidification de fluide (40) est reliée fluidiquement à l'entrée de fluide de compression (21) du compresseur radial (20).
  11. Dispositif de compresseur (1) selon la revendication 10, dans lequel le dispositif de déshumidification de fluide (40) est conçu afin de diviser le courant massique de fluide (FMS2) introduit par l'intermédiaire de la première entrée de fluide (41), de telle sorte que sur sa sortie de fluide (43) environ 30 pour cent du courant massique de fluide (FMS2) introduit par l'intermédiaire de la première entrée de fluide (41) puisse être prélevé en tant que courant massique de fluide (FMS3) complètement déshumidifié.
  12. Dispositif de compresseur (1) selon la revendication 10 ou 11, dans lequel la deuxième entrée de fluide (42) du dispositif de déshumidification de fluide (40) est reliée fluidiquement à la sortie de fluide de compression (22) du compresseur radial (20).
EP10704735.9A 2009-04-07 2010-01-11 Ensemble de compresseurs Not-in-force EP2417358B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009016392A DE102009016392A1 (de) 2009-04-07 2009-04-07 Verdichteranordnung
PCT/DE2010/050000 WO2010115420A1 (fr) 2009-04-07 2010-01-11 Ensemble de compresseurs

Publications (2)

Publication Number Publication Date
EP2417358A1 EP2417358A1 (fr) 2012-02-15
EP2417358B1 true EP2417358B1 (fr) 2015-06-03

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EP10704735.9A Not-in-force EP2417358B1 (fr) 2009-04-07 2010-01-11 Ensemble de compresseurs

Country Status (7)

Country Link
US (1) US9261102B2 (fr)
EP (1) EP2417358B1 (fr)
JP (1) JP5613758B2 (fr)
CN (2) CN105545782A (fr)
BR (1) BRPI1012582A2 (fr)
DE (1) DE102009016392A1 (fr)
WO (1) WO2010115420A1 (fr)

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Also Published As

Publication number Publication date
CN102459913A (zh) 2012-05-16
BRPI1012582A2 (pt) 2018-06-12
EP2417358A1 (fr) 2012-02-15
CN105545782A (zh) 2016-05-04
JP5613758B2 (ja) 2014-10-29
JP2012522934A (ja) 2012-09-27
US20120189431A1 (en) 2012-07-26
DE102009016392A1 (de) 2010-10-14
WO2010115420A1 (fr) 2010-10-14
US9261102B2 (en) 2016-02-16

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