CN103671179B - Compressibility - Google Patents

Compressibility Download PDF

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Publication number
CN103671179B
CN103671179B CN201310405500.9A CN201310405500A CN103671179B CN 103671179 B CN103671179 B CN 103671179B CN 201310405500 A CN201310405500 A CN 201310405500A CN 103671179 B CN103671179 B CN 103671179B
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China
Prior art keywords
compression unit
compression
fluid
pressure
housing
Prior art date
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Application number
CN201310405500.9A
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Chinese (zh)
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CN103671179A (en
Inventor
崔宰昊
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Han Hua compressor plant
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Samsung Techwin Co Ltd
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Publication of CN103671179A publication Critical patent/CN103671179A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00Axial-flow pumps
    • F04D19/02Multi-stage pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/04Heating; Cooling; Heat insulation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/02Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/025Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal comprising axial flow and radial flow stages
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08Centrifugal pumps
    • F04D17/10Centrifugal pumps for compressing or evacuating
    • F04D17/12Multi-stage pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/582Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/5826Cooling at least part of the working fluid in a heat exchanger
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00Compression machines, plants or systems with non-reversible cycle
    • F25B1/10Compression machines, plants or systems with non-reversible cycle with multi-stage compression

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

Abstract

The present invention provides a kind of compressibility, and the compressibility includes:Housing, is included an inlet and an outlet;First compression unit, is configured to receive entrance fluid from the entrance, and by the entrance fluid compression into first pressure fluid;First pressure room, is configured to receive the first pressure fluid;At least one first charge air cooler unit, is configured to cool down the first pressure fluid;Second compression unit, is configured to the first pressure fluid compression into second pressure fluid;Second pressure room, is configured to receive the second pressure fluid;At least one second charge air cooler unit, is configured to cool down the second pressure fluid;3rd compression unit, is configured to compress the second pressure fluid.

Description

Compressibility
This application claims be submitted within 24th Korea Spro 10-2012-00105937 of Korean Intellectual Property Office in September in 2012 The priority of state's patent application, this application entire disclosure is contained in this by quoting.
Technical field
The equipment consistent with exemplary embodiment is related to a kind of compressibility.
Background technology
For compression fluid(Such as, air, gas and steam)Compressor be used for various fields, it is and various types of Compressor is available.
In the prior art, compressor may be logically divided into positive displacement compressor and turbocompressor.More particularly, compress Machine may be logically divided into reciprocating compressor, rotary screw compressor, turbo-compressor, diapragm compressor and rotary sliding leaf compression Machine.
Such compressor can be used alone.However, if necessary, can be constructed by arranging multiple compressors Multilevel system, be in this case, the characteristics of multilevel system:There can be bigger compression ratio.
When using multiple compressors, cooler can be set between the multiple compressor to improve system effectiveness.Example Such as, 2010-0107875 Korean Patent Publication discloses a kind of multi-stage compression system, and the multi-stage compression system is due to tool There are the cooler being arranged between compressor and cooling agent loop structure without single cooling system.
The content of the invention
One or more exemplary embodiments provide a kind of Efficient Compression system for being used to compress a large amount of fluids.
According to the one side of exemplary embodiment there is provided a kind of compressibility, the compressibility includes:Housing, it is described Housing is included an inlet and an outlet;First compression unit, is arranged on the inside of the housing, and is configured to receive from the entrance Entrance fluid and by the entrance fluid compression into first pressure fluid;First pressure room, is arranged on the inside of the housing, and The outlet with first compression unit is configured to, to receive the first pressure fluid;At least one is cold in first Device unit, is arranged in the first pressure room, and is configured to cool down the first pressure fluid;Second compression unit, if Put in the inside of the housing, be configured to the outlet of the first pressure room receive the from the first pressure room One pressure fluid, and by first pressure fluid compression into second pressure fluid;Second pressure room, is arranged on the interior of the housing Portion, and the outlet with second compression unit is configured to, to receive second pressure fluid;At least one is cold in second Device unit, is arranged in the second pressure room, and is configured to cool down the second pressure fluid;3rd compression unit, if Put in the inside of the housing, and be configured to the outlet with the second pressure room to receive from the second pressure room Second pressure fluid, and second pressure fluid is compressed.
The housing may also include upper shell and be attached to the lower house of the bottom of the upper shell.
First compression unit may include at least one of Axial Flow Compressor and mix-flow compressor.
Second compression unit may include at least one of mix-flow compressor and centrifugal compressor.
3rd compression unit may include at least one centrifugal compressor.
The compressibility, which may also include, is configured to driving first compression unit, second compression unit and institute State the single rotary shaft of the 3rd compression unit.
Can be set in the outside of the housing has at least one other charge air cooler unit.
First compression unit may include the movable vane for being configured to control the change of the amount of entrance fluid.
According to the one side of exemplary embodiment there is provided a kind of compressibility, the compressibility includes:At least three pressures Contracting unit, is configured to compression fluid;At least two balancing gate pits, are arranged between at least three compression unit, it is described extremely Each it is configured to connect with two at least three compression unit in Shao Liangge balancing gate pits;At least two charge air coolers Unit, is separately positioned at least two balancing gate pit and is configured to cooling fluid, wherein, at least three compression is single First, described at least two balancing gate pit and at least two charge air coolers unit are arranged on the inside of the housing of the compressibility, Wherein, in the quantity of at least two balancing gate pit and the quantity of at least two charge air coolers unit it is each than described in more at least The quantity of three compression units is few one.
The housing may include:Entrance, is configured to supply fluid at least three compression unit;Outlet, quilt It is configured to the fluid that discharge is compressed.
The compression unit being configured near the entrance of the housing at least three compression unit may include At least one of Axial Flow Compressor and mix-flow compressor.
The compression unit being configured near the outlet of the housing at least three compression unit may include At least one centrifugal compressor.
The compression unit being configured near the entrance of the housing at least three compression unit may include It is configured to control the movable vane of the change of the amount of fluid.
The compressibility, which may also include, to be configured to drive each rotary shaft at least three compression unit.
Brief description of the drawings
The detailed description carried out by referring to accompanying drawing to exemplary embodiment, above-mentioned and/or other aspects will become more It is clear, in the accompanying drawings:
Fig. 1 is the perspective schematic view of the compressibility according to exemplary embodiment;
Fig. 2 is the perspective schematic view of the compressibility according to exemplary embodiment, the perspective view do not include upper shell and Preceding charge air cooler unit, to show the internal structure of compressibility;
Fig. 3 is the schematic of the Fig. 1 intercepted according to the III-III lines along Fig. 1 of exemplary embodiment compressibility Sectional view;
Fig. 4 is schematically cuing open for the Fig. 1 intercepted according to the IV-IV lines along Fig. 1 of exemplary embodiment compressibility View;
Fig. 5 is the schematic diagram for the construction for showing the compressibility according to exemplary embodiment.
Embodiment
Exemplary embodiment is described more fully with reference to the accompanying drawings.In the accompanying drawings and the description, identical label is used for Element with essentially identical construction.
Fig. 1 is the perspective schematic view of the compressibility according to exemplary embodiment, and Fig. 2 is according to exemplary embodiment The perspective schematic view of compressibility, the perspective view does not include upper shell and preceding charge air cooler unit, to show in compressibility Portion's structure.Fig. 3 is schematically cuing open for the Fig. 1 intercepted according to the III-III lines along Fig. 1 of exemplary embodiment compressibility View, Fig. 4 is the schematic sectional of the Fig. 1 intercepted according to the IV-IV lines along Fig. 1 of exemplary embodiment compressibility Figure.In addition, Fig. 5 is the schematic diagram for the construction for showing the compressibility according to exemplary embodiment.
As shown in Figures 1 to 5, compressibility 100 include housing 110, the first compression unit 120, first pressure room 130, First charge air cooler unit 140, the second compression unit 150, second pressure room 160, the compression of the second charge air cooler unit the 170, the 3rd are single Member 180, rotary shaft 190, motor 195 and control device 197.
Housing 110 includes upper shell 111 and is attached to the lower house 112 of the bottom of upper shell 111, by by upper shell 111 and lower house 112 be combined together and assembling shell 110.
It is in generally hexahedral shape that housing 110, which has, however, exemplary embodiment not limited to this.First compression is single It is cold in member 120, first pressure room 130, the first charge air cooler unit 140, the second compression unit 150, second pressure room 160, second The compression unit 180 of device unit 170 and the 3rd is arranged on the inside of housing 110.
The entrance 113 that fluid is flowed into through it is formed in the first side of housing 110, and the shape of outlet 114 that fluid flows out through it Into the second side in housing 110.
As shown in figure 4, being provided with oil in lower house 112, lubricated with improving during compressibility 100 is operated.
First compression unit 120 receives fluid from entrance 113, and compresses the fluid.Therefore, the first compression unit 120 is wrapped Include two-stage Axial Flow Compressor 121.
Axial Flow Compressor 121 includes the first rotary body 121a, the second rotary body 121b and stator 121c.
First rotary body 121a includes the first hub 121a_1 and is installed to the first hub 121a_1 the first blade 121a_2, and Second rotary body 121b includes the second hub 121b_1 and is installed to the second hub 121b_1 the second blade 121b_2.
First hub 121a_1 and the second hub 121b_1 are fixed to rotary shaft 190, when rotary shaft 190 rotates, the first rotation Swivel 121a and the second rotary body 121b also rotates.
Stator 121c is in cylindrical tube shape, and movable vane 121c_1 and fixed leaf are provided with stator 121c inner surface Piece 121c_2, to guide fluid.Specifically, the control movable vane of control device 197 121c_1 motion, to control fluid Amount.
The entrance 120a of first compression unit 120 is formed to connect with entrance 113, to receive fluid from entrance 113.Separately On the one hand, the outlet 120b of the first compression unit 120 is formed to connect with first pressure room 130.
According to exemplary embodiment, the first compression unit 120 includes two-stage Axial Flow Compressor 121.However, exemplary reality Apply a not limited to this.In other words, the first compression unit 120 may include single-stage axial compressor, three or more level axial-flow type Compressor or mix-flow compressor.
In addition, according to exemplary embodiment, the first compression unit 120 includes single Axial Flow Compressor 121.However, showing Example property embodiment not limited to this.In other words, multiple compressors may include according to the first compression unit 120 of exemplary embodiment.
Meanwhile, according to exemplary embodiment, the first compression unit 120 is Axial Flow Compressor or mix-flow compressor, this It is because Axial Flow Compressor or mix-flow compressor easily can compress substantial amounts of fluid with big specific volume, and can also compare Centrifugal compressor more efficiently compresses substantial amounts of fluid.
Meanwhile, it is arranged on the outlet 120b of the first compression unit 120 first pressure rooms 130 connected in housing 110 Portion.
First pressure room 130 is hollow hexahedron structure, and the fluid of first pressure flows through first pressure room 130.First Pressure refers to the pressure of the fluid compressed by the first compression unit 120, and the efficiency based on the first compression unit 120 is entered Row is determined.
First pressure room 130 includes entrance 130a and outlet 130b.
The entrance 130a of first pressure room 130 is formed to connect with the outlet 120b of the first compression unit 120, to receive The fluid of first pressure, and the outlet 130b of first pressure room 130 is formed the entrance 150a companies with the second compression unit 150 It is logical, the fluid of first pressure is transported to the second compression unit 150.
Meanwhile, a pair of first charge air cooler units 140 are arranged in first pressure room 130 facing with each otherly, and cool down first Fluid in balancing gate pit 130.
Although in the exemplary embodiment using a pair of first charge air cooler units 140, exemplary embodiment is not limited to This.In other words, one, three or more first charge air cooler units 140 can be used.
First charge air cooler unit 140 can have hexahedral shape, and the internal structure of the first charge air cooler unit 140 can be with It is intercooler structure well known in the art.In other words, the first charge air cooler unit 140, which has, is used to reduce the heat exchange list of fluid temperature (F.T.) Member.
Meanwhile, the second compression unit 150 receives fluid from first pressure room 130, and compresses the fluid.Therefore, the second pressure Contracting unit 150 includes mix-flow compressor 151.In other words, the entrance 150a of the second compression unit 150 is formed and the first pressure The outlet 130b connections of power room 130, to receive fluid from the outlet 130b of first pressure room 130.On the other hand, the second compression is single The outlet 150b of member 150 is formed to connect with second pressure room 160.
Meanwhile, mix-flow compressor 151 includes impeller 151a and shell 151b, and with mixed-flow well known in the art compression The general construction of machine.
Impeller 151a includes hub 151a_1 and the blade 151a_2 being arranged on hub 151a_1.Hub 151a_1 is fixed to rotation Rotating shaft 190, and when rotary shaft 190 rotates, impeller 151a also rotates.
According to exemplary embodiment, the second compression unit 150 includes mix-flow compressor 151.However, exemplary embodiment Not limited to this.In other words, can be centrifugal compressor according to the second compression unit 150 of exemplary embodiment.
In addition, according to exemplary embodiment, the second compression unit 150 includes single mix-flow compressor 151.However, showing Example property embodiment not limited to this.In other words, multiple compressors may include according to the second compression unit 150 of exemplary embodiment 151。
Meanwhile, it is arranged on the outlet 150b of the second compression unit 150 second pressure rooms 160 connected in housing 110 Portion.
Second pressure room 160 is hollow hexahedron structure, and the fluid of second pressure flows through second pressure room 160.Second Pressure refers to the pressure of the fluid compressed by the second compression unit 150, and based on first pressure described above and the The performance of two compression units 150 is determined.
Second pressure room 160 includes entrance 160a and outlet 160b.
The entrance 160a of second pressure room 160 is formed to connect with the outlet 150b of the second compression unit 150, to receive The fluid of second pressure, and the outlet 160b of second pressure room 160 is formed the entrance 180a companies with the 3rd compression unit 180 It is logical, the fluid of second pressure is transported to the 3rd compression unit 180.
Meanwhile, a pair of second charge air cooler units 170 are arranged in second pressure room 160 facing with each otherly, and cool down second Fluid in balancing gate pit 160.
Although setting a pair of second charge air cooler units 170 in the exemplary embodiment, exemplary embodiment is not limited to This.In other words, one, three or more second charge air cooler units 170 can be used.
Second charge air cooler unit 170 can have hexahedral shape, and the internal structure of the second charge air cooler unit 170 can be with It is intercooler structure well known in the art.In other words, the second charge air cooler unit 170, which has, is used to reduce the heat exchange list of fluid temperature (F.T.) Member.
Meanwhile, the 3rd compression unit 180 receives fluid from second pressure room 160, and by the fluid compression to the 3rd pressure. 3rd pressure refers to the pressure of the fluid compressed by the 3rd compression unit 180, and based on second pressure described above It is determined with the performance of the 3rd compression unit 180.
3rd compression unit 180 includes centrifugal compressor 181.In other words, the entrance 180a quilts of the 3rd compression unit 180 Be formed as connecting with the outlet 160b of second pressure room 160, to receive fluid from the outlet 160b of second pressure room 160.It is another Aspect, the outlet 180b of the 3rd compression unit 180 is formed to connect with outlet 114.
Centrifugal compressor 181 include impeller 181a, diffuser 181b and spiral case 181c, and with it is well known in the art from The general construction of core type compressor.
Impeller 181a includes hub 181a_1 and the blade 181a_2 being arranged on hub 181a_1.Hub 181a_1 is fixed to rotation Axle 190, and when rotary shaft 190 rotates, impeller 181a rotates together.
According to exemplary embodiment, the 3rd compression unit 180 includes single centrifugal compressor 181.However, exemplary reality Apply a not limited to this.In other words, multiple centrifugal compressors may include according to the 3rd compression unit 180 of exemplary embodiment 181。
Meanwhile, rotary shaft 190, which is installed into, crosses compressibility 100, and is connected to the axle of motor 195.
According to exemplary embodiment, rotary shaft 190 is directly connected to the axle of motor 195.However, exemplary implement Example not limited to this.In other words, the single actuating unit of such as geared system or belting may be provided at according to exemplary Between the rotary shaft 190 and motor 195 of embodiment.In addition, rotary shaft 190 can be installed into from being connected to turbine wheel shaft(Not Show)Another drive shaft(It is not shown)Power is received, and is therefore rotated.
Rotary shaft 190 is supported to housing 110 by bearing 191.Bearing 191 can be rolling bearing, the bearing of journals, the wing Shape bearing(air-foil bearing)Deng.
Motor 195 produces power so that rotary shaft 190 rotates, and control device 197 is according to user instruction or driving journey Sequence controls motor 195 and movable vane 121c_1.
Meanwhile, according to exemplary embodiment, due to the first compression unit 120, first pressure room 130, the first charge air cooler list First 140, second compression unit 150, second pressure room 160, the second charge air cooler unit 170 and the 3rd compression unit 180 are arranged on The inside of housing 110, so being internally provided with three compression units 120,150 and 180, Liang Ge balancing gate pits 130 in housing 110 With 160 and two charge air cooler units 140 and 170.However, exemplary embodiment not limited to this.In other words, according to exemplary In the compressibility of embodiment, other compression units, balancing gate pit and charge air cooler unit can be set in the inside of housing 110 in addition. For example, may include four compression units, three balancing gate pits and three charge air cooler units according to the compressibility of exemplary embodiment.
In addition, according to exemplary embodiment, the first charge air cooler unit 140 and the second charge air cooler unit 170 are arranged on housing 110 inside.However, exemplary embodiment not limited to this.In other words, it may also include according to the compressibility of exemplary embodiment Other charge air cooler unit, in this case, other charge air cooler unit not can be only installed at the inside of housing 110, may be used also Installed in the outside of housing 110.If other charge air cooler unit is arranged on the outside of housing 110, charge air cooler unit and pressure Power room is connected to each other by pipeline.
Then, it will be described below the operation of the compressibility 100 according to exemplary embodiment.
When user operates compressibility 100, the operation of drive motor 195 of control device 197.As a result, rotary shaft 190 Rotation, so as to drive the first compression unit 120, the second compression unit 150 and the 3rd compression unit 180.In detail, the first pressure The first rotary body 121a and the second rotary body 121b rotation of the Axial Flow Compressor 121 of contracting unit 120, the second compression unit 150 impeller 151a and the 3rd compression unit 180 impeller 181a rotations.
When the first compression unit 120, the second compression unit 150 and the 3rd compression unit 180 are driven, fluid is from housing 110 entrance 113 is flowed into the entrance 120a of the first compression unit 120.Because fluid is uncompressed, so fluid has phase To big specific volume.
Then, in the first compression unit 120, fluid is compressed to first pressure.Because the first compression unit 120 includes It is adapted to the Axial Flow Compressor 121 of a large amount of fluids of the low pressure compression with big specific volume, so the first compression unit 120 is for compression A large amount of fluids with big specific volume are efficient.In addition, control device 197 controls fluid by using movable vane 121c_1 Amount change, to maintain optimum efficiency.
Then, the first pressure room that the fluid motion compressed is connected to the outlet 120b with the first compression unit 120 130。
First charge air cooler unit 140 is arranged in first pressure room 130, and the fluid in first pressure room 130 is carried out Cooling, so as to reduce the work(of compressibility 100.
Then, the fluid being cooled by the first charge air cooler unit 140 is flowed into the outlet 130b with first pressure room 130 In the entrance 150a of second compression unit 150 of connection.
Then, the second compression unit 150 is by fluid compression to second pressure.Second compression unit 150 includes mixed-flow pressure Contracting machine 151, because compared with Axial Flow Compressor 121, mix-flow compressor 151 has relatively small specific volume for compression Fluid it is more efficient.
Then, the second pressure room that the fluid motion compressed is connected to the outlet 150b with the second compression unit 150 160。
Second charge air cooler unit 170 is arranged in second pressure room 160, and the fluid in second pressure room 160 is carried out Cooling, so as to reduce the work(of compressibility 100.
Then, the fluid being cooled by the second charge air cooler unit 170 is flowed into the outlet 160b with second pressure room 160 In the entrance 180a of 3rd compression unit 180 of connection.
Then, the 3rd compression unit 180 is by fluid compression to the 3rd pressure.3rd compression unit 180 includes centrifugal pressure Contracting machine 181, because compared with mix-flow compressor 151, centrifugal compressor 181 has relatively small specific volume for compression Fluid it is more efficient.
Then, the outlet 114 that the fluid motion compressed is connected to the outlet 180b with the 3rd compression unit 180.
As described above, according to exemplary embodiment, because the first compression unit 120 includes Axial Flow Compressor, so can Easily a large amount of fluids of the compression with relatively large specific volume, and compression efficiency can be improved.
In addition, according to exemplary embodiment, because first pressure room 130 and second pressure room 160 are arranged on housing 110 Inside, and the first charge air cooler unit 140 and the second charge air cooler unit 170 are separately positioned on the pressure of first pressure room 130 and second The inside of power room 160, so work done during compression can be reduced and can be reduced from the first compression unit 120, the second compression unit 150 and The noise of three compression units 180.
In addition, according to exemplary embodiment, because movable vane 121c_1 is arranged on Axial Flow Compressor 121, so If necessary, the change of the amount of controllable fluid, so as to improve the efficiency of compressibility 100.
In addition, according to exemplary embodiment, due to the first compression unit 120, first pressure room 130, the first charge air cooler list First 140, second compression unit 150, second pressure room 160, the second charge air cooler unit 170 and the 3rd compression unit 180 are set together Put in the inside of housing 110, so the volume of compressibility 100 can be reduced, and the I& M of compressibility 100 can be improved Convenience.
According to exemplary embodiment, compressibility 100 includes three compression units 120,150,180.However, exemplary reality Apply a not limited to this.In other words, it is unrestricted according to the quantity of the compression unit of exemplary embodiment.For example, compressibility 100 It may include the 4th compression unit and the 5th compression unit.In this case, the 4th compression unit and the 5th compression unit are best It is centrifugal compressor.In addition, the quantity of balancing gate pit and the quantity of charge air cooler unit can be corresponding with the quantity of compression unit, For example, each quantity than compression unit in the quantity of balancing gate pit and the quantity of charge air cooler unit is few one.
Although having been described above specifically illustrating and describing exemplary embodiment, those of ordinary skill in the art will manage Solution, in the case where not departing from the spirit and scope for the present inventive concept being defined by the claims, can carry out shape to it Various changes in formula and details.

Claims (7)

1. a kind of compressibility, including:
Housing, the housing is included an inlet and an outlet;
First compression unit, is arranged on the inside of the housing, and is configured to receive entrance fluid and by institute from the entrance Entrance fluid compression is stated into first pressure fluid;
First pressure room, is arranged on the inside of the housing, and is configured to the outlet with first compression unit, with Receive the first pressure fluid;
At least one first charge air cooler unit, is arranged in the first pressure room, and is configured to cool down the first pressure Fluid;
Second compression unit, is arranged on the inside of the housing, be configured to the outlet of the first pressure room with from The first pressure room receives the first pressure fluid, and by the first pressure fluid compression into second pressure fluid;
Second pressure room, is arranged on the inside of the housing, and is configured to the outlet with second compression unit, with Receive the second pressure fluid;
At least one second charge air cooler unit, is arranged in the second pressure room, and is configured to cool down the second pressure Fluid;
3rd compression unit, is arranged on the inside of the housing, and be configured to the outlet of the second pressure room with The second pressure fluid is received from the second pressure room, and the second pressure fluid is compressed;
Single rotary shaft, is configured to driving first compression unit, second compression unit and the 3rd compression single Member,
Wherein, first pressure room is arranged between the first compression unit and the second compression unit, and second pressure room is arranged on second Between compression unit and the 3rd compression unit,
Wherein, the first compression unit, first pressure room, the second compression unit, second pressure room, the 3rd compression unit are along described Single rotary shaft from the entrance to it is described outlet sequentially arrange,
Wherein, the first compression unit includes Axial Flow Compressor, and the second compression unit includes mix-flow compressor, and the 3rd compression is single Member includes centrifugal compressor.
2. compressibility as claimed in claim 1, wherein, the housing also includes upper shell and is attached to the upper shell The lower house of bottom.
3. compressibility as claimed in claim 1, wherein, it is cold during at least one is provided with the outside of the housing in addition Device unit.
4. compressibility as claimed in claim 1, wherein, first compression unit includes being configured to control entrance fluid Amount change movable vane.
5. a kind of compressibility, including:
At least three compression units, are configured to compression fluid;
At least two balancing gate pits, are arranged between at least three compression unit, each at least two balancing gate pit It is configured to connect with two at least three compression unit;
At least two charge air cooler units, are separately positioned at least two balancing gate pit and are configured to cooling fluid;
Single rotary shaft, be configured to it is each in driving at least three compression unit,
Wherein, at least three compression unit, at least two balancing gate pit and at least two charge air coolers unit are set In the inside of the housing of the compressibility,
Wherein, it is each than described in the quantity of at least two balancing gate pit and the quantity of at least two charge air coolers unit The quantity of at least three compression units is few one,
Wherein, at least three compression unit includes the first compression unit, the second compression unit and the 3rd compression unit, described At least two balancing gate pits include first pressure room and second pressure room,
Wherein, the first compression unit, first pressure room, the second compression unit, second pressure room, the 3rd compression unit are along described Single rotary shaft sequentially arranges from outlet of the entrance of housing to housing,
Wherein, the first compression unit includes Axial Flow Compressor, and the second compression unit includes mix-flow compressor, and the 3rd compression is single Member includes centrifugal compressor.
6. compressibility as claimed in claim 5, wherein:
The entrance is configured to supply fluid at least three compression unit;
The outlet is configured to the fluid that discharge is compressed.
7. compressibility as claimed in claim 5, wherein, the first compression unit includes being configured to changing for the amount of control fluid The movable vane of change.
CN201310405500.9A 2012-09-24 2013-09-09 Compressibility Active CN103671179B (en)

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KR102198568B1 (en) * 2019-03-12 2021-01-06 조종두 Fluid compressor
KR102327937B1 (en) * 2020-02-05 2021-11-17 연암공과대학교산학협력단 Exhaust Air Cooling Circulation Structure Of Air Compressor

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