WO2024095030A1 - Pompe à compresseur centrifuge à engrenage intégré hybride - Google Patents

Pompe à compresseur centrifuge à engrenage intégré hybride Download PDF

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Publication number
WO2024095030A1
WO2024095030A1 PCT/IB2022/000633 IB2022000633W WO2024095030A1 WO 2024095030 A1 WO2024095030 A1 WO 2024095030A1 IB 2022000633 W IB2022000633 W IB 2022000633W WO 2024095030 A1 WO2024095030 A1 WO 2024095030A1
Authority
WO
WIPO (PCT)
Prior art keywords
stages
pump
compressor
shafts
gearbox
Prior art date
Application number
PCT/IB2022/000633
Other languages
English (en)
Inventor
Grégory JUNOT
Jean-Baptiste ALADAME
Original Assignee
Sundyne International S.A
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 Sundyne International S.A filed Critical Sundyne International S.A
Priority to PCT/IB2022/000633 priority Critical patent/WO2024095030A1/fr
Publication of WO2024095030A1 publication Critical patent/WO2024095030A1/fr

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
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/021—Units comprising pumps and their driving means containing a coupling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
    • 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
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/028—Units comprising pumps and their driving means the driving means being a planetary gear
    • 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
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/028—Units comprising pumps and their driving means the driving means being a planetary gear

Definitions

  • This disclosure generally relates to compressors and pumps for fluid treatment systems.
  • the hybrid compressor-pump comprises a housing and a central gear within the housing and configured to be driven by a power supply. It further comprises one or more pumps configured to attach to the housing and be driven by the central gear; and one or more compressors configured to attach to the housing and be driven by the central gear; wherein each of the one or more pumps and one or more compressors comprise one or more connection points such that the one or more pumps and one or more compressors can be arranged in a variety of orders of operations for treating a fluid under process.
  • Another embodiment under the present disclosure comprises a drive system for a fluid treatment system.
  • the system comprises a central gear configured to be driven by a power supply; and one or more stages configured to treat a fluid under process and each comprising one or more connection lines. It further comprises one or more shafts configured to be driven by the central gear, each of the one or more shafts configured to drive a first of the one or more stages at one end and a second of the one or more stages at a second end; the system characterized in that wherein the one or more connections lines allow the one or more stages to be configured in a variety of orders of operation to treat the fluid under process.
  • a further embodiment under the present disclosure comprises a method of manufacturing a hybrid-compressor pump.
  • the method can comprise providing a central gear configured to be driven by a power supply; and coupling one or more shafts to an outer edge of the central gear, the one or more shafts configured to be driven by the central gear and to drive one of one or more stages of the fluid treatment system at a first end and to drive another of the one or more stages at a second end; wherein the one or more stages can be coupled in a variety of orders of operation for treating a fluid under process.
  • FIG. 1 illustrates the thermodynamic path of a fluid in a liquefied gas process
  • FIG. 2 shows a schematic of a possible fluid treatment process
  • FIG. 3 shows a possible hybrid compressor-pump embodiment under the present disclosure
  • FIG. 4 shows a possible hybrid compressor-pump embodiment under the present disclosure
  • FIGS. 5A-5B show a possible hybrid compressor-pump embodiment under the present disclosure
  • FIG. 6 shows a possible hybrid compressor-pump embodiment under the present disclosure
  • FIG. 7 shows a possible method embodiment under the present disclosure.
  • Embodiments under the present disclosure include integrally-geared centrifugal compressor-pumps. Such embodiments can solve problems in the prior art that result from multiple manufacturers or machines being used for separate compressors and pump stages in a single fluid treatment system or process. Embodiments hereunder can comprise a single machine, with both compressor stages and pump stages, driven by a single motor. This offers a more compact solution with fewer components and a single driving system. Increased life span, increased reliability, and greater efficiency are just a few of the advantages.
  • a schematic of a possible fluid treatment system embodying aspects of Figure 1, is shown in Figure 2.
  • a fluid mix of gas CO2 and water H2O can enter first separator 20. Some water is separated out, and the rest of the process fluid proceeds to a first compressor 22 and then a first cooler 25.
  • the process fluid then enters a second separator 30 and some water is separated out.
  • the process fluid enters a first mixer 32 and is mixed with an output of a first heat exchanger 55.
  • the process fluid then enters a second compressor 34 and a second cooler 36.
  • the process fluid then enters a third separator 40 and some water is separated out.
  • the process fluid then enters a second mixer 42 and is mixed with an output of first heat exchanger 55.
  • the process fluid then passes through a third compressor 44 and third cooler 46 before entering a fourth separator 50 where some water is separated out.
  • the process fluid then enters first exchanger 55.
  • the process fluid then enters splitter 60.
  • One outlet 62 of splitter 60 enters a second heat exchanger 70, where it is cooled.
  • the second outlet 64 passes through an expansion valve 66 and returns to heat exchanger 55 before mixing with the process fluid at second mixer 42.
  • the process fluid, from second heat exchanger 70 enters second expansion valve 72, is expanded and enters separator 80.
  • Eiquid CO2 from separator 80 is pumped away by pump 85. Separated fluid from separator 80 at outlet 86 is directed back through second heat exchanger 70 and then first heat exchanger 55 before being mixed with the process fluid at first mixer 32.
  • Each point R is a point where a specific pressure and temperature are needed.
  • the process fluid is generally undergoing a continual increase in pressure and temperature, such as shown in Figure 1.
  • the second heat exchanger 70 cools the pressurized CO2 into a liquid.
  • the liquid CO2 can then be pumped away by pump 85.
  • System 100 of Figure 2 could comprise separate components for each compressor 20, 34, 44, and each pump 85. However, advantages could be achieved by combining these components into a single apparatus.
  • Figure 3 shows a hybrid compressor-pump 300.
  • a gas as a process fluid, can enter inlet 310 (similar to the first stage of Figure 2).
  • the process fluid can pass through multiple compressors 320, 330, before passing through a heat exchanger 340 (in this embodiment a cooling box), and passing through two pump stages 350, 360, and leaving outlet 370 as a liquid.
  • Driving system 380 can be any kind of driver, such as an electrical motor, a steam turbine, a gas turbine or a gas engine.
  • Hybrid compressor-pump 300 can comprise a single drive unit to drive pumps 350, 360 and compressors 320, 330. With a single drive unit there is less chance of failure at any given moment.
  • each pump 350, 360 and compressor 320, 330 can be isolated in any given embodiment. For instance, in certain embodiments maybe only compressors 320, 330 and one pump 350 is utilized, and pump 360 can be left unused. Or, in other embodiments, hybrid compressor-pump 300 could replace one pump 360 with an additional compressor stage.
  • the hybrid compressor-pump 300 of Figure 3 can also be represented by hybrid compressor-pump 400 of Figure 4.
  • An inlet (not shown) can lead to compressor 420.
  • Line 425 connects compressor 420 to compressor 430.
  • Other lines (not shown) can connect an outlet of compressor 430 to an inlet of pump 450.
  • Line 455 can connect pump 450 to pump 460, which can lead to an outlet or other components.
  • Hybrid compressor-pump 500 preferably comprises four stages 515, 525, 535, 545 all driven by a common drive system coupled on shaft-end 560.
  • stages 515, 525, 535 are compressors and stage 545 is a pump.
  • First compressor stage 515 can comprise a process suction inlet 510, inlet guide vanes 505 and a process discharge outlet 518.
  • First compressor stage 515 can be connected to second compressor stage 525.
  • Second compressor stage 525 comprises a process suction inlet 520, process discharge outlet 528.
  • Third compressor stage 535 can similarly comprise a process suction inlet 530 and process discharge outlet 538.
  • Pump stage 545 can comprise a process suction inlet 540 and process discharge outlet 548.
  • the various process discharge outlets 518, 528, 538, 548, and/or process suction inlets 510, 520, 530, 540 can allow for coupling of the stages 515, 525, 535, 545 in a variety of orders of operation.
  • Gearbox 565 can comprise gearing that drives each stage 515, 525, 535, 545 at the same time.
  • Lube pump 570 can supply oil or other lubricant to the gearing of the gearbox 565.
  • FIG. 6 displays a cut-away view of a hybrid compressor-pump 600 under the present disclosure.
  • Housing 610 contains a central gear 620 that can be driven by input shaft 630.
  • Input shaft 630 can be coupled to a driving system, such as a gas-powered or electric motor.
  • Hybrid compressor-pump 600 in this embodiment, comprises four stages: three compressor stages 665, 670, 675 and pump stage 680.
  • Each stage 665, 670, 675, 680 comprises a suction inlet 667, 671, 676, 681, that can be connected to an outlet of another stage or to receive a process fluid from another component.
  • Each compressor stage 665, 670, 675 comprises an impeller 690 used to create an increased pressure on a fluid.
  • Impellers 690 are assembled on pinion 695 and run into housing 610.
  • a variety of attachment points 602 can be used to attach housing 610 to other components or to a floor or other surface. Bolts, nuts, welding, and/or other attachment means and methods can be used.
  • Each stage 665, 670, 675, 680 can comprise a variety of connection lines 622 that allow for injection and/or removal of one or more fluids. The order of operation of the stages 665, 670, 675, 680 can be varied and chosen by a user depending on the given embodiment. For example, in one situation, hybrid compressor-pump 600 can be set up so that a process fluid passes through the three compressor stages 665, 670, 675 and then pump stage 680 as a final stage. Pump stage 680 can also comprise an impeller 683, or other pumping means.
  • Step 710 is providing a central gear configured to be driven by a driving system.
  • Step 720 is coupling one or more shafts to an outer edge of the central gear, the one or more shafts configured to be driven by the central gear and to drive one of one or more stages of the fluid treatment system at a first end and to drive another of the one or more stages at a second end; wherein the one or more stages can be coupled in a variety of orders of operation for treating a process fluid.
  • hybrid compressor-pump embodiments under the present disclosure can comprise a variety of pumps and compressors driven by a single central gear.
  • Preferred embodiments comprise four stages on two parallel shafts. The stages on a single axis can be driven by a single shaft, though separate shafts or other gearing could be coupled to the central gear for power. But it could be possible in some situations to have more than six stages coupled to the central gear.
  • the housings, gears, impellers and other components in the fluid treatment systems described hereunder preferably comprise metals and alloys (e.g., steel, aluminum, copper, etc.). Fittings, bushings, gaskets, connection lines, and other components may comprise rubber, plastic, or other materials.
  • metals and alloys e.g., steel, aluminum, copper, etc.
  • Fittings, bushings, gaskets, connection lines, and other components may comprise rubber, plastic, or other materials.
  • the embodiments described herein are not limited to any specific materials embodiment and a variety of materials can be used for a variety of components.
  • the terms “approximately,” “about,” and “substantially,” as used herein, represent an amount or condition close to the specific stated amount or condition that still performs a desired function or achieves a desired result.
  • the terms “approximately,” “about,” and “substantially” may refer to an amount or condition that deviates by less than 10%, or by less than 5%, or by less than 1%, or by less than 0.1%, or by less than 0.01% from a specifically stated amount or condition.
  • references to referents in the plural form does not necessarily require a plurality of such referents. Instead, it will be appreciated that independent of the inferred number of referents, one or more referents are contemplated herein unless stated otherwise.
  • directional terms such as “top,” “bottom,” “left,” “right,” “up,” “down,” “upper,” “lower,” “proximal,” “distal,” “adjacent,” and the like are used herein solely to indicate relative directions and are not otherwise intended to limit the scope of the disclosure and/or claimed invention.
  • systems, devices, products, kits, methods, and/or processes, according to certain embodiments of the present disclosure may include, incorporate, or otherwise comprise properties or features (e.g., components, members, elements, parts, and/or portions) described in other embodiments disclosed and/or described herein. Accordingly, the various features of certain embodiments can be compatible with, combined with, included in, and/or incorporated into other embodiments of the present disclosure. Thus, disclosure of certain features relative to a specific embodiment of the present disclosure should not be construed as limiting application or inclusion of said features to the specific embodiment. Rather, it will be appreciated that other embodiments can also include said features, members, elements, parts, and/or portions without necessarily departing from the scope of the present disclosure.
  • any feature herein may be combined with any other feature of a same or different embodiment disclosed herein.
  • various well-known aspects of illustrative systems, methods, apparatus, and the like are not described herein in particular detail in order to avoid obscuring aspects of the example embodiments. Such aspects are, however, also contemplated herein.

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

Abstract

La présente invention concerne des systèmes et des procédés pour une pompe à compresseur centrifuge hybride dotée d'un système d'entraînement à engrenage intégré de telle sorte que de multiples étages de pompe et de compresseur peuvent partager le même système d'entraînement. Ceci aide à abaisser le nombre de pièces dans un système de traitement de fluide global. Par conséquent, des modes de réalisation d'une pompe à compresseur hybride permettent d'obtenir une durée de vie plus longue conduisant à des gains d'efficacité et à des économies de coût.
PCT/IB2022/000633 2022-11-04 2022-11-04 Pompe à compresseur centrifuge à engrenage intégré hybride WO2024095030A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IB2022/000633 WO2024095030A1 (fr) 2022-11-04 2022-11-04 Pompe à compresseur centrifuge à engrenage intégré hybride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2022/000633 WO2024095030A1 (fr) 2022-11-04 2022-11-04 Pompe à compresseur centrifuge à engrenage intégré hybride

Publications (1)

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WO2024095030A1 true WO2024095030A1 (fr) 2024-05-10

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030123972A1 (en) * 2001-10-09 2003-07-03 Quetel Ralph L. Method of standardizing compressor design
US20130156543A1 (en) * 2010-02-17 2013-06-20 Giuseppe Sassanelli Single system with integrated compressor and pump and method
US20140069141A1 (en) * 2012-09-13 2014-03-13 Naoto Yonemura Compressing system, and gas compressing method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030123972A1 (en) * 2001-10-09 2003-07-03 Quetel Ralph L. Method of standardizing compressor design
US20130156543A1 (en) * 2010-02-17 2013-06-20 Giuseppe Sassanelli Single system with integrated compressor and pump and method
US20140069141A1 (en) * 2012-09-13 2014-03-13 Naoto Yonemura Compressing system, and gas compressing method

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