WO2015158905A1 - Agencement d'éléments d'une machine à énergie fluidique et procédé de montage - Google Patents

Agencement d'éléments d'une machine à énergie fluidique et procédé de montage Download PDF

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Publication number
WO2015158905A1
WO2015158905A1 PCT/EP2015/058412 EP2015058412W WO2015158905A1 WO 2015158905 A1 WO2015158905 A1 WO 2015158905A1 EP 2015058412 W EP2015058412 W EP 2015058412W WO 2015158905 A1 WO2015158905 A1 WO 2015158905A1
Authority
WO
WIPO (PCT)
Prior art keywords
lpu
inner bundle
arrangement
cov
cover
Prior art date
Application number
PCT/EP2015/058412
Other languages
German (de)
English (en)
Inventor
Sebastian Huth
Dieter Nass
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Priority to EP15720922.2A priority Critical patent/EP3097277A1/fr
Priority to CN201580020125.3A priority patent/CN106232948B/zh
Priority to US15/303,053 priority patent/US20170030377A1/en
Priority to RU2016144737A priority patent/RU2645835C1/ru
Publication of WO2015158905A1 publication Critical patent/WO2015158905A1/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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
    • 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
    • F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
    • F01D25/285—Temporary support structures, e.g. for testing, assembling, installing, repairing; Assembly methods using such structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—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
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal 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
    • 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
    • F04D17/122—Multi-stage pumps the individual rotor discs being, one for each stage, on a common shaft and axially spaced, e.g. conventional centrifugal multi- stage compressors
    • 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
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid 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
    • 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
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
    • F04D29/448—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps bladed diffusers
    • 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
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • 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
    • F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
    • 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
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • 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
    • F05D2260/00—Function
    • F05D2260/02—Transport and handling during maintenance and repair

Definitions

  • the invention relates to an arrangement of components of a fluid energy machine, in particular a turbocompressor, having a longitudinal axis comprising an inner bundle for arrangement in an outer housing, a low-pressure insert and at least one lid for axially closing the outer housing on at least one end face.
  • Such fluid energy machines or arrangements of the aforementioned type are already known from, for example, EP 2 024 646 Bl or EP 1 952 030 Bl.
  • the latter document also describes an assembly method for a turbo compressor described therein.
  • a fluid energy machine, in which an axially front-side cover is provided for closing a casing part of an outer casing, is already known from WO 2012/041757 AI.
  • turbofluid energy machines in particular turbo compressors, which have a so-called pot housing, said cup housing having an axially frontally open on both sides shell part, which is closed by means of lids axially frontally pressure-tight.
  • so-called inner bundles are introduced axially into these pressure-tight outer housing pots, wherein a rotor equipped with impellers regularly extends axially in the coaxial center of the inner bundle.
  • the preferred field of application of the invention is also in the field of centrifugally operating machines, ie radial turbocompressors or radial turboexpanders. All versions which relate in the present case to radial turbocompressors are, mutatis mutandis, mutatis mutandis also valid for radial turbocharger expander with corresponding flow direction reversal.
  • Geometric details such as radial, axial, tangential or circumferential direction, always refer to the central axis of the longitudinal extent of the inner bundle, of the outer housing or of the axis of rotation of the rotor, if these axes are substantially coincident to unless otherwise stated on ge ⁇ small-scale scheduled or tolerance-related deviations without relevance to the present invention. Scheduled deviations may arise, for example, from speed-dependent changes in the oil film of oil storages.
  • Joining a radial turbomachinery in an axial direction is always associated with a particular effort because the inner bundle so- ⁇ called, combined with other components such as the rotor to a transportable unit together amount added must be without damage in the in the
  • cylindrical trained pot housing is inserted axially. This can lead to damage of adjacent components, for example, the corresponding cover seals or the shaft seals or damage in a displacement of the rotor to the static components - ie the stator - this portable unit.
  • EP 1 952 030 B1 makes use of it
  • Such a device is only limited load capacity and therefore suitable only for machines up to a certain size. Because of the large torques, the device can easily deform.
  • the invention has made it based on the described problems and disadvantages of the prior art to the task, an arrangement of the type mentioned to sheep ⁇ fen, which in particular allows efficient installation and at the same time does not increase the installation costs.
  • Another object of the invention is the improvement of
  • the invention means a turbomachine, the technical work in fluid flow - or vice versa - converts.
  • the dung ⁇ OF INVENTION relates to a centrifugal turbocompressor.
  • the invention is mutatis mutandis also applicable to Radialturboexpander with appropriate flow reversal.
  • the so-called inner bundle of the assembly is intended to be arranged in an outer casing or an outer casing shell of a finished ge ⁇ appended machine.
  • the attribute "forehead” is determined, for example, in the case of "front side” or “front side” with reference to the longitudinal axis and means a planar extension with a surface normal in the direction of the longitudinal axis.
  • the inner bundle comprises in particular the vertical flow-carrying components, which can also be referred to as flow stators or simply as stators.
  • a rotor which has moving blades or at least one impeller, also referred to as an impeller, extends.
  • the inner beam usually includes the return stages, which direct the flow in the case of a compressor after each impeller from radially outward to radially inward. Also contributing to the so-called recirculation stages, the task of the process fluid, which receives the flow ⁇ work or gives off to see comparable with a different twist or change in the swirl or liberate as far ⁇ continuously from the twist from the previous impeller or the blade stage ,
  • a low-pressure insert component is in the case of Radialturbover emphasizers the flow guidance of the inlet into the machine and is often referred to as suction ⁇ use.
  • a radial turbo compressor with an arrangement according to the invention is supplied with a process fluid during operation and is distributed by means of the low-pressure insert to the circumference about the axis of rotation or longitudinal axis of the machine and deflected in the Axialrich ⁇ tion or the inlet of the first Impeller supplied ⁇ leads.
  • an outer casing for a dung OF INVENTION ⁇ proper arrangement is designed as a substantially cylindrical shell, the axial end face preferably at ⁇ side is closable with a cover or is closed.
  • these two covers have an identical axial joining direction.
  • the cover attached to the transportable unit according to the invention by the jacket-shaped - preferably inside cy- The cylindrical structure of the outer housing is guided axially in the direction of the end position of the cover.
  • the inner bundle of the transportable integrated ⁇ A reaches an end position, which is preferably defined by an axial stop in the outer housing for the réellebün ⁇ del during the axial movement.
  • the cover In this position of the transportable unit, the cover can already be arranged in its axial end position, where this cover axially closes the outer housing on one side.
  • the cover is axially moved in this Axialposi ⁇ tion of the inner beam in the direction of a final axial position.
  • a radial projection is provided on the outer housing jacket which projects radially inwards, against which the cover is supported against axial misalignment out of the outer housing jacket. In the case of the compressor, this support intercepts the internal pressure applied to the cover.
  • the lid with ⁇ means of a pulling device provided on the outer housing is drawn axially in the final position.
  • This can be done for example with provided on the outer housing fittings or tabs and cooperating with these screws, for example, the screws extending through a recess in the tabs, the lid when screwing each in a cover provided in the counter thread axially towards the end position pull.
  • This arrangement can permanently fix the cover in operation in the end position on the outer housing, so that even with negative pressure in the outer housing, the lid is securely positioned.
  • the heel is provided in the outer housing for the cover over the entire circumference and has at least one
  • Seal on or cooperates with a seal or a seal carrier, so that the lid of the transportable unit is pressed axially outwardly at an internal overpressure is and sealingly comes to this seal of the outer housing to the plant.
  • the invention means that the unit can be moved without damage from a place of Vormon ⁇ days to a place of final assembly by means of ordinary Trans ⁇ port aids.
  • To the Transportangesmit ⁇ stuffs include, for example with corresponding transport support devices and cranes, which means corresponding to the load attachment means on the transportable unit, this lift and can also move in the horizontal direction.
  • the transportable unit is in this case attached to defined attachment ⁇ points by means of the stop means and requires no additional stabilization, but is inherently stiff enough, so that there is no damaging offset of the individual components to each other.
  • the inventive arrangement allows a particularly effi ⁇ zientes joining method of a corresponding Fluidenergyma- machine, because the mounting of a lid in the outer shell to the axially frontal closure on one side of the outer housing and the axial introduction of the inner ⁇ bundle and the low pressure insert in a single Mon ⁇ can be done on the day.
  • the arrangement of the cover, the low-pressure insert and the inner bundle and the rotor is associated, which extends coaxially along the longitudinal axis of the inner beam or the axis of rotation of the rotor through these components, such that these components the rotor annularly provided for specific axial Surrounded by bodies.
  • the rotor is fixed radially and axially in the arrangement.
  • the rotor preferably has no centering or fixing task here.
  • the arrangement according to the invention favors the Stan ⁇ izing a fluid energy machine with an arrangement according to the invention because in the course of standardization of the outer housing, preferably only the / the lid individualized to a particular size carried out is / are or preferably the / the lid also Sizes spanning the same is ⁇ forms / will be and only carrier individualized other assemblies is / are.
  • These individualized other assemblies include, in particular, a shaft seal attached to the cover, which also bears against the lid and has a lid attached and supported
  • Bearing unit which supports the rotor radially and / or axially.
  • a preferred embodiment of the invention provides that the inner bundle on the low pressure insert and the lid are detachably secured to the low pressure insert such that these three components are secured to each other against an axial, radial and circumferentially directed offset.
  • a shape of the cover which extends in the circumferential direction can in this case be matched with a second shaping of the low-pressure insert extending in the circumferential direction, so that a radial centering of these two components with respect to one another occurs in contact.
  • For a defined position in the circumferential direction to each other at least one centigrade between the individual components rierw are provided, which is fit fit into corre ⁇ chende recesses of the two adjacent components.
  • the shelves and the low ⁇ pressure insert, in particular in the direction of the longitudinal axis - ie preferably horizontal - against each other braced means
  • the lid which is moved axially by the outer housing in the direction of the end position, can be releasably attached to the low pressure insert or loosely placed there centered posi ⁇ tioned. So that the cover is correctly positioned in the circumferential direction, it is expedient to secure the circumferential position on the inner bundle or the low-pressure insert, for example by means of a centering pin.
  • An axial fixation of the lid as part of the trans ⁇ portable unit to the transportable unit is preferably designed such that this attachment in the finished assembled state from the outside - ie from outside the facedge ⁇ housing - removable. It is particularly expedient this can be done with ⁇ means of a first mounting sleeve, which supports the cover axially on the rotor, wherein the rotor extends through an opening of the cover therethrough.
  • the lid is also a carrier of a shaft seal to seal the gap between the rotor and lid during operation.
  • the low-pressure insert is integrally formed in the circumferential direction, comprising a cover-side first
  • Flow contour, vanes and a bundle-side second flow contour wherein the lid on the first flow contour and the inner bundle of a second flow contour are mounted by means of fastening options already discussed above.
  • the guide vanes are the only direct connection between the cover-side first flow contour and the bundle-side second flow contour.
  • the low pressure application can hereby z. B. be designed as a welded construction, in which the vanes are welded to the flow contours. Another possibility is given by a milling machining from the one-piece solid or by spark erosion. Another way of manufacturing the low-pressure insert is the application of additive manufacturing processes, eg. B. by laser sintering.
  • the low-pressure insert is designed to be undivided in the circumferential direction or if there is no parting line extending in the radial direction.
  • this preferred embodiment is possible according to the invention because, as a rule, the low-pressure insert can be pushed axially onto the rotor, which in general is positively connected to the inner bundle and attached to the inner bundle. In the same way, the cover is preferably pushed onto the rotor or attached to the low-pressure insert. So that there is no axial
  • Division of the rotor requires it is expedient if the inner ⁇ bundle or the composition of feedback stages in a radial machine in the circumferential direction is formed divided in a parting line. In this case, it is also expedient if the inner bundle consists of axial inner bundle part sections, which are formed individually in each case divided into a parting line.
  • the individual inner beam sections in each case a bottom part and a top part on ⁇ point and the lower parts of the inner beam portions can be joined axially to an inner bundle of lower part and can use the upper parts of the inner beam portions to a home nenbündeloberteil each other axially in such a way releasably attached are combined that both the inner bundle lower part and the inner bundle upper part form for themselves a transportable unit as an intermediate step of the assembly.
  • the arrangement according to the invention has on the side of the inner bundle, which from the cover or the Niederbuchein- Set averted in axial continuation to a high-pressure accumulator, which is preferably formed undivided in the circumferential direction.
  • a high-pressure accumulator which is preferably formed undivided in the circumferential direction.
  • the first mounting sleeve which radially supports the rotor during transport of the transportable unit comprising the rotor on the lid.
  • This first mounting sleeve is suitably designed so that it is axially removable from the outside of the lid.
  • Dement ⁇ speaking preferably first the lid is attached to the low-pressure insert centered, releasably attached or loosely placed and then attached the first mounting sleeve as zent ⁇ ing storage for the rotor on the lid. In this way, the rotor is guided concentrically to the longitudinal axis in the inner bundle.
  • the centering bearing of the rotor For the purpose of the centering bearing of the rotor, it makes sense if a second mounting ⁇ sleeve is provided between the rotor and the high-pressure accumulator, the rotor is supported radially on the high-pressure accumulator.
  • the second mounting sleeve is preferably designed such that it can be removed from the outside of the arrangement after completed introduction into the outer housing. In this case, may be formed divided in the circumferential direction and be sammenge Stahlgt such means of fastening elements to ⁇ that the rotor is radially clamped at least one mounting sleeve.
  • Be ⁇ vorzugt is at least one or both mounting sleeves are not only radially on the rotor, but also axially to a rotor paragraph, that an axial offset due to the forming consistency for the mounting sleeves relative to the inner beam, the cap and the low pressure use is excluded.
  • This axial securing at least one mounting sleeve, before ⁇ given both mounting sleeves allows the already explained above axial securing the lid, preferably axially loose is arranged on the low-pressure insert and can be axially secured by means of Ers ⁇ th mounting sleeve.
  • FIGS. 1-5 each show, in a representation of a longitudinal section, an arrangement A comprising components of a fluid energy machine FEM
  • All directions, such as axial, radial, tangential or circumferential direction always relate to the longitudinal axis X of the rotor unless otherwise stated.
  • the longitudinal axis X of the rotor R corresponds to the axis of rotation of the rotor R during operation.
  • the invention is not relevant scheduled or unscheduled deviations coincident except in the To ⁇ connection extend the central longitudinal axes of the impellers, the inner beam IB, a participator- ses OC, a cover COV, a low pressure insert LPU and a collector COL.
  • FIGS. 1-5 shows, in a representation of a longitudinal section, an arrangement A comprising components of a component
  • Fluid energy machine FEM namely a turbo-compressor TCO, with a longitudinal axis X.
  • Figures 1 - 5 un ⁇ different stages of compilation of the components in the sense of an assembly process in successive Schrit ⁇ th, the figure 1, the smallest number of components and the figure 5 represent the largest number of components.
  • lower axial parts of the inner bundle sections RS1, RS2, RS3 are mounted axially along the longitudinal axis X with respect to an inner bundle lower part IBL of an inner bundle IB.
  • the lower parts of the axial inner bundle sections RS1, RS2, RS3 are fastened to one another with screws.
  • a rotor R extending along the axis X with four successive impellers IMP1, IMP2, IMP3, IMP4 is in lowered the inner beam lower part IBL.
  • Vorkeh ⁇ ments are made that the rotor R is not directly - for example by means of shaft seals - rests on the inner beam lower part IBL and causes damage.
  • FIG 2 shows the subsequent to the representation of Figure 1 a mounting sequence of an axially A joint from axial components inner bundle shell IBU is radially placed on the In ⁇ nenbündelunterteil IBL such that a completeness-ended inner beam IB is formed by that the rotor R along its Longitudinal axis X extends.
  • the longitudinal axis X ⁇ it extends along a parting plane of the inner beam IB substantially.
  • the rotor R is positively connected to the inner beam IB, because the individual wheels IMP1, ..., IMP4 of the rotor R are firmly attached to a shaft SH of the rotor R ⁇ , for example by means of a shrink fit.
  • the In ⁇ nenbündel IB or the constituents of the inner beam IB are formed separable in lower parts and upper parts - that is divided in the circumferential direction in the parting line.
  • FIG. 3 shows a further stage in the arrangement of the arrangement A.
  • a low-pressure insert LPU has now been brought to the inner bundle IB and axially connected to the inner bundle IB by means of fastening elements FEI.
  • the low-pressure insert LPU is designed to be undivided in the circumferential direction.
  • the low pressure use LPU has a first IB facing away from the inner bundle Strö ⁇ mung IGV1 contour and the inner bundle IB comparatively ⁇ as closer stationary second flow contour IGV2, wherein the first flow with the second flow office IGV1 contour IGV2 is firmly connected by means of vanes VA.
  • the axial fastening by means of the first fastening elements FEI of the low-pressure insert LPU to the inner bundle IB is designed such that the second flow contour IGV2 is screwed tightly to the inner bundle IB.
  • the first flow contour IGV1 is fastened to the second flow contour IGV2 only by means of the guide vanes VA.
  • the guide vanes VA are in this case preferably integrally formed with the two flow ⁇ contours IGV1, IGV2.
  • This one-piece design can preferably be realized by means of welding or else be the result of a production from the solid. In the case of production from solid, machining or machining by means of spark erosion can be used.
  • An alternative manufacturing method for the low pressure application LPU is given by the relatively new methods of "Addi ⁇ tive Manufacturing” (for example, laser sintering or selective laser melting).
  • “Addi ⁇ tive Manufacturing” for example, laser sintering or selective laser melting.
  • an assembly aid is provided by means of dowel pins PB1, so that an incorrect or incorrectly positioned installation from the inner bundle IB to the low-pressure insert LPU in the circumferential direction is also excluded.
  • Inner bundle IB also mounted a collector COL, which is centered and fixed axially on the inner beam IB.
  • a drit ⁇ ter system paragraph provides here a correct radial From ⁇ direction of the collector COL in the inner beam IB.
  • collector COL is secured with respect to the inner beam IB by means of fastening elements FE3.
  • FIG. 4 shows the situation of insertion of the arrangement A into an outer housing OC, in which an insertion aid ASS also supports the insertion of the arrangement A against the weight force and aligns the arrangement A centrically.
  • the cover COV is attached to the component combination shown in FIG. 3, which is arranged axially on the low-pressure insert LPU.
  • the cover COV is also secured to the low-pressure insert LPU against rotation in the circumferential direction, and a second centering shoulder CS2 ensures a correct radial alignment of the cover COV on the low-pressure insert LPU.
  • the cover is fixed by means of the first mounting sleeve AS1 on the rotor, which is axially held in position in the second mounting sleeve AS2.
  • the so-ent ⁇ avowed unit TU is then on the insertion ASS is ⁇ .
  • the two mounting sleeves AS1, AS2 can be disassembled or mounted from the outside of the cover COV or from the outside of the collector COL.
  • the second mounting sleeve AS2 is formed divided in the circumferential direction, so that the rotor R or the shaft SH of the rotor R can be clamped in the radial direction of the mounting sleeve AS2 in a manner not shown.
  • An axial offset of the shaft SH to the mounting sleeves AS1, AS2 is also prevented by an axial engagement of a respective radial shoulder of the shaft SH at the respective mounting sleeve AS1, AS2.
  • Each attachment points CON are provided on the lid and on the COV Samm ⁇ ler COL means of which the system A, including the rotor R can be attached as a trans-portable unit TU ⁇ and moved. Subsequent to an axial insertion of the arrangement A in the
  • Cover COV after reaching an end position of the inner bundle axially moved from the inner bundle and in its axial End position pulled.
  • a separate seal carrier not shown, ensure that the cover COV seals against the outer housing OC.
  • FIG. 5 shows that a first attachment point HP1 on the cover COV and a second attachment point HP2 on the high-pressure collector COL are provided and the elements cover COV, low-pressure insert LPU, inner bundle IB, high-pressure collector COL are detachably fastened to one another in such a way that the ele ⁇ mente mutually offset at the stop points HP1, HP2 are hanging without further support transportable.
  • this portable unit TU is the stop ⁇ points HP1, HP2 attached to a crossbar LF that allows lateral force-free suspension.
  • the transportable unit TU or the arrangement A has at least one roller W1, preferably a roller pair, by means of which the arrangement A on the insertion aid ASS and in the interior of the outer housing OC is displaced so far with little friction that the arrangement A in the final Mounting position in the outer housing OC can be brought.
  • a second roller W2 is provided on a mounting bracket ASS2, which is axially mounted on the collector COL and allows additional alignment in the radial direction of the assembly A on the insertion aid ASS and in the outer housing OC, before the end position is reached.

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

L'invention concerne un procédé de montage et un agencement (A) d'éléments d'une machine à énergie fluidique (FEM), en particulier d'un turbocompresseur (TCO), qui possède un axe longitudinal (X). Selon l'invention, pour un montage particulièrement simple et précis, l'agencement comprend : - un ensemble intérieur (IB) destiné à être disposé dans un boîtier extérieur (OC) de la machine à énergie fluidique (FEM), - un module basse pression (LPU) de la machine à énergie fluidique (FEM), - au moins un couvercle (COV) de la machine à énergie fluidique (FEM) destiné à fermer axialement le boîtier extérieur (OC) sur au moins une face frontale. L'invention est caractérisée en ce que ces éléments sont disposés adjacents dans le sens axial dans l'ordre couvercle (COV), module basse pression (LPU), ensemble intérieur (IB), et en ce que le couvercle (COV) et l'ensemble intérieur (IB) sont fixés au module basse pression (LPU) de manière amovible afin d'obtenir une unité transportable (TU).
PCT/EP2015/058412 2014-04-17 2015-04-17 Agencement d'éléments d'une machine à énergie fluidique et procédé de montage WO2015158905A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP15720922.2A EP3097277A1 (fr) 2014-04-17 2015-04-17 Agencement d'éléments d'une machine à énergie fluidique et procédé de montage
CN201580020125.3A CN106232948B (zh) 2014-04-17 2015-04-17 流体动力机械的构件的装置和装配方法
US15/303,053 US20170030377A1 (en) 2014-04-17 2015-04-17 Arrangement of components in a fluid energy machine and assembly method
RU2016144737A RU2645835C1 (ru) 2014-04-17 2015-04-17 Узел деталей работающей на текучей среде энергомашины, способ монтажа

Applications Claiming Priority (2)

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DE102014207461.4 2014-04-17
DE102014207461.4A DE102014207461A1 (de) 2014-04-17 2014-04-17 Anordnung von Bauteilen einer Fluidenergiemaschine, Fügeverfahren

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EP (1) EP3097277A1 (fr)
CN (1) CN106232948B (fr)
DE (1) DE102014207461A1 (fr)
RU (1) RU2645835C1 (fr)
WO (1) WO2015158905A1 (fr)

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DE102016217672A1 (de) 2016-09-15 2018-03-15 Siemens Aktiengesellschaft Einwellenturboverdichter
DE102016217669A1 (de) 2016-09-15 2018-03-15 Siemens Aktiengesellschaft Verfahren zur Montage, Turbomaschine

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DE102018200287A1 (de) 2018-01-10 2019-07-11 Siemens Aktiengesellschaft Turbomaschineninnengehäuse
CN109340143A (zh) * 2018-10-30 2019-02-15 江苏贝莱德风机制造有限公司 一种四级高压风机
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JP2022551555A (ja) * 2019-08-19 2022-12-12 ターボ システムズ スウィツァーランド リミテッド 多段ターボ過給組立体
US11536291B2 (en) * 2020-02-04 2022-12-27 Mitsubishi Heavy Industries Compressor Corporation Rotor hanging tool, rotor support jig, rotor lifting method, and rotary machine disassembly method
JP7390963B2 (ja) * 2020-04-20 2023-12-04 三菱重工コンプレッサ株式会社 吊り具、支持治具、回転機械の分解方法、及び回転機械の組立方法
DE102021105624A1 (de) * 2021-03-09 2022-09-15 KSB SE & Co. KGaA Herstellung eines Leitrades auf hybride Weise
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CN114542203B (zh) * 2022-03-09 2024-05-17 中国船舶重工集团公司第七0三研究所 一种新型汽轮机辅助运输装置
JP2024116883A (ja) * 2023-02-16 2024-08-28 三菱重工コンプレッサ株式会社 圧縮機システム及びバンドル移動方法

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Publication number Priority date Publication date Assignee Title
DE102016217672A1 (de) 2016-09-15 2018-03-15 Siemens Aktiengesellschaft Einwellenturboverdichter
DE102016217669A1 (de) 2016-09-15 2018-03-15 Siemens Aktiengesellschaft Verfahren zur Montage, Turbomaschine
WO2018050404A1 (fr) 2016-09-15 2018-03-22 Siemens Aktiengesellschaft Turbocompresseur à un seul arbre
US11286948B2 (en) 2016-09-15 2022-03-29 Siemens Energy Global GmbH & Co. KG Single-shaft turbo compressor

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US20170030377A1 (en) 2017-02-02
EP3097277A1 (fr) 2016-11-30
RU2645835C1 (ru) 2018-02-28
DE102014207461A1 (de) 2015-10-22
CN106232948A (zh) 2016-12-14
CN106232948B (zh) 2017-12-26

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