CN107367084A - A kind of wave rotor formula Multi-Stage Refrigerator - Google Patents
A kind of wave rotor formula Multi-Stage Refrigerator Download PDFInfo
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- CN107367084A CN107367084A CN201710766787.6A CN201710766787A CN107367084A CN 107367084 A CN107367084 A CN 107367084A CN 201710766787 A CN201710766787 A CN 201710766787A CN 107367084 A CN107367084 A CN 107367084A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/06—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
- F25B9/065—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders using pressurised gas jets
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/10—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point with several cooling stages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2309/00—Gas cycle refrigeration machines
- F25B2309/005—Gas cycle refrigeration machines using an expander of the rotary type
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
A kind of wave rotor formula Multi-Stage Refrigerator, belongs to gas expansion refrigeration technology field.This refrigeration machine is mainly made up of casing, left end cap, right end cap, wave rotor, central shaft, high pressure admission nozzle, middle pressure gas jets and drive mechanism etc..The refrigeration machine can make pressed gas form 28 unsteady expansions in machine in structure, effectively increase the refrigerating efficiency under high pressure ratio.By the extension to complete machine structure and changing end cover structure makes refrigeration machine realize multiple expansion of the gas in machine, and the multiple expansion refrigeration to gas is realized with this；Both ends open vibration tubular construction can make refrigeration machine normal operation in the case where working medium water capacity is larger used by the machine；The refrigeration machine is the gas expansion refrigerating plant that cold and hot separation is realized using the motion of unsteady pressure wave in oscillating tube；And by being reclaimed expansion work caused by high pressure gas expansion to improve refrigerating efficiency in the form of pressure energy.
Description
Technical field
The present invention relates to a kind of wave rotor formula multi-stage refrigerating machinery, belong to gas expansion refrigeration technology field.
Background technology
Gas wave refrigeration technology is the refrigeration application technology risen the 1980s, and gas wave machine is using in oscillating tube
The UNSTEADY FLOW of gas ripple realizes the gas expansion refrigerating machine of cold and hot separation.
Current gas wave refrigeration technology, which is mainly used in the liquefaction separation of mixed gas, oil gas, reclaims lighter hydrocarbons, natural
The field such as gas liquefaction and generation low temperature cold air flow source.Compared with common turbo-expander, air wave refrigerating device has Operation and Maintenance
Easy, high reliability.Often need to be depressured in the handling process of natural gas, cool down and dewatered clean processing.When required
When pressure drop is larger, common single-stage air wave refrigerating device is more difficult to meet duty requirements, it is therefore desirable to invents a kind of multi-stage gas wave refrigeration
Machine is to meet the refrigeration demand under high pressure ratio under process conditions.
Current air wave refrigerating device majority belong to once unsteady swell refrigeration (such as Chinese patent 87101903.5,
89213744.4,90222999.0 etc.), its expansion ratio being applicable is typically in the range of between 2~4.If necessary to bigger refrigeration
Temperature, their constant entropy refrigerating efficiency have decline by a relatively large margin.Therefore need to invent a kind of Multi-Stage Refrigerator to meet greatly
Refrigeration demand under pressure ratio operating mode.There was only a type at present on multi-stage gas wave refrigerator（Chinese patent 96115022.X）,
Its using one end open form oscillating tube, although the multi-stage refrigerating under high pressure ratio can be realized, in the course of work
In hydrops phenomenon occurs, can also cause oscillating tube to be broken when serious.Machine volume is larger and radiates in the course of the work slower.
If freezed in the form of more machines are connected, although the expansion ratio of each can greatly reduce,
It is that the pressure energy of gas is not reclaimed effectively, invests larger and machine occupation of land increase.If matched between at different levels
If bad, its overall efficiency can also reduce.Therefore highly effective refrigeration can be realized under high pressure ratio, have by developing a kind of refrigeration machine
Imitating ground pressure recovery energy and avoiding machine from producing hydrops in the process of running turns into the pass that current gas wave refrigeration technology is studied
Key problem.
The content of the invention
In order to overcome problems of the prior art, the present invention provides a kind of wave rotor formula Multi-Stage Refrigerator.In machine
Structure on, be circumferentially with oscillating tubes of the 30-280 with its diameter parallel in the ring of wave rotor, gas is entered in wave rotor
Row 2-8 unsteady expansion, the gas refrigeration under high pressure ratio is realized with this.By to expansion work caused by high pressure gas expansion
Reclaimed in the form of pressure energy, improve the refrigerating efficiency of gas wave machine.Oscillating tube uses the form of both ends open, can be effective
Liquid trend is controlled, avoids the hydrops problem of single port oscillating tube.
The technical solution adopted by the present invention is：A kind of wave rotor formula Multi-Stage Refrigerator, it includes casing, left end cap and right-hand member
Lid, it also includes wave rotor, central shaft, high pressure admission nozzle, middle pressure gas jets and drive mechanism, the wave rotor and passes through spiral shell
Bolt is fixed on the circular disk of central shaft, and wave rotor is placed in left end and is provided with provided with left end cap, right-hand member in the casing of right end cap, left
Two bearings are respectively provided with as support between right end cap and the right-hand member axle of central shaft between end cap and the left end shaft of central shaft；Institute
The multiple prismatic oscillating tubes of the circumferentially disposed circle of ring on wave rotor are stated, 2-8 level one-level high pressures are disposed with left end cap
Inlet chamber, 2-8 level two level cryopumpings chamber, 2-8 levels two level high pressure admission chamber and 2-8 level one-level cryopumping chambers, in right end cap
On be disposed with pressure air cavity and 2-8 in pressure air cavity in 2-8 level two levels, 2-8 level one-level low-pressure admissions chamber, 2-8 level one-levels
Level two level low-pressure admission chamber；2-8 high pressure admission nozzle of the high pressure admission nozzle is individually fixed in left end cap by screw
On, pressure gas jets are individually fixed on right end cap by screw in 2-8 of medium pressure exhaust nozzle, the high pressure admission
Nozzle is consistent with the ring center line of middle pressure gas jets and the end face ring center line end of oscillating tube；The static height
Palpus control coordinates between being pressed into the transverse plane of the oscillating tube of the table plane of gas jets and middle pressure gas jets and the wave rotor of rotation
Gap；The drive mechanism drives the wave rotor on central shaft to be rotated in casing using motor by shaft coupling.
The refrigeration machine has 2-8 high pressure admission nozzle so that gas carried out in refrigeration machine 2-8 times it is unsteady swollen
It is swollen.
30-280 oscillating tube is provided with the wave rotor.
Present invention has the advantages that：The structure of machine is simplified, is advantageous to installation and debugging.This both ends open pressure oscillation control
The parts of cold mainly include casing, left end cap, right end cap, wave rotor, central shaft, high pressure admission nozzle, middle pressure gas blowout
Mouth and drive mechanism, wave rotor are integrated for two all the time with central shaft, run-in synchronism.
Gas wave machine of the present invention passes through the 2-8 expansion to pressed gas so that the temperature of gas reduces pressure
Decline, realize the 2-8 levels refrigeration of gas.Complete machine can realize 4~20 expansion ratio simultaneously so that complete machine is suitable under high pressure ratio
Gas refrigeration.
Expansion work caused by high pressure gas expansion can be passed in pipe itself by refrigeration machine of the present invention by shock wave
Low-pressure gas after expansion, original gas pressure rise is set to improve the pressure grade of gas so that the gas after pressure rise
It can realize in machine and expand next time.Expansion work is reclaimed in the form of pressure energy, considerably reduces system entirety
The refrigerant pressure loss of energy, so as to improve the refrigerating efficiency of system.
The high temperature that gas wave machine of the present invention can be discharged by being located at the cooler of outside to pressure air cavity in process
Gas is cooled down, the effective radiating efficiency for improving machine.
Gas wave machine of the present invention uses the oscillating tube of both ends open form, when the gas water capacity of required refrigeration is big
When, condensation phenomenon occurs in gas in oscillating tube during swell refrigeration, the liquid condensed out can pass through the both ends of vibrating tube
Outside discharge pipe, you can realize the band liquid operation of complete machine.
Brief description of the drawings
Fig. 1 is a kind of workflow diagram of wave rotor formula two-stage refrigeration machine.
Fig. 2 is a kind of structure chart of wave rotor formula two-stage refrigeration machine.
Fig. 3 is a kind of left side end cap structure chart of wave rotor formula two-stage refrigeration machine.
Fig. 4 is a kind of right side end cap structure chart of wave rotor formula two-stage refrigeration machine.
Fig. 5 is the A-A sectional views in Fig. 2.
Fig. 6 is the B-B sectional views in Fig. 2.
Fig. 7 is a kind of left side end cap structural representation of wave rotor formula two-stage refrigeration machine.
Fig. 8 is a kind of left side end cap structural representation of six grades of refrigeration machines of wave rotor formula.
Fig. 9 is a kind of left side end cap structural representation of eight grades of refrigeration machines of wave rotor formula.
In figure：1st, 2 grade of first high pressure admission nozzle, 2,2 grade of first cryopumping chamber, 3,2 grades of second high pressure admission nozzles,
4th, 2 grade of second cryopumping chamber, 5, wave rotor, 6, oscillating tube, 7,2 grade of second low-pressure admission chamber, 8, choke valve, 9, one-level cooling
Device, pressure gas jets in 10,2 grade first, 11,2 grade of first low-pressure admission chamber, pressure gas jets in 12,2 grade second, 13, two level
Cooler, 14, first-class heat exchanger, 15,2 grade of second high pressure admission chamber, 16, left side bearing (ball) cover, 17, bearing, 18,2 grade first
High pressure admission chamber, 19, left end cap, 20, casing, pressure air cavity in 21,2 grade second, 22, motor, 23, shaft coupling, 24, right-hand axis
Socket end lid, 25, right end cap, pressure air cavity in 26,2 grade first, 27, bolt, 28, central shaft, 28a, circular disk, a10, 6 grade
One high pressure admission chamber, a11, 6 grade of first cryopumping chamber, a20, 6 grade of second high pressure admission chamber, a21, 6 grade of second cryopumping chamber,
a30, 6 grade of the 3rd high pressure admission chamber, a31, 6 grade of the 3rd cryopumping chamber, a40, 6 grade of the 4th high pressure admission chamber, a41, 6 grade the 4th it is low
Warm discharge chamber, a50, 6 grade of the 5th high pressure admission chamber, a51, 6 grade of the 5th cryopumping chamber, a60, 6 grade of the 6th high pressure admission chamber, a61、6
The 6th cryopumping chamber of level, b10, 8 grade of first high pressure admission chamber, b11, 8 grade of first cryopumping chamber, b20, 8 grade of second height be pressed into
Air cavity, b21, 8 grade of second cryopumping chamber, b30, 8 grade of the 3rd high pressure admission chamber, b31, 8 grade of the 3rd cryopumping chamber, b40, 8 grade
Four high pressure admission chambers, b41, 8 grade of the 4th cryopumping chamber, b50, 8 grade of the 5th high pressure admission chamber, b51, 8 grade of the 5th cryopumping chamber,
b60, 8 grade of the 6th high pressure admission chamber, b61, 8 grade of the 6th cryopumping chamber, b70, 8 grade of the 7th high pressure admission chamber, b71, 8 grade the 7th it is low
Warm discharge chamber, b80, 8 grade of the 8th high pressure admission chamber, b81, 8 grade of the 8th cryopumping chamber.
Embodiment
The present invention combines the drawings and specific embodiments, and the two-stage refrigeration in the present invention is described further：
Fig. 2,3,4,5,6 show a kind of structure chart of wave rotor formula two-stage refrigeration machine.In figure, this wave rotor formula two-stage refrigeration
Machine includes casing 20, left end cap 19, right end cap 25, wave rotor 5, central shaft 28, high pressure admission nozzle, middle pressure gas jets and drive
Motivation structure.Wave rotor 5 is fixed on the circular disk 28a of central shaft 28 by bolt 27, and wave rotor 5 is placed in left end and is provided with left end
Lid 19, right-hand member be provided with right end cap 25 casing 20 in, between the left end shaft of left end cap 19 and central shaft 28 and right end cap 25 with
Two bearings 17 are respectively provided between the right-hand member axle of central shaft 28 as support.Annular is provided with 30-280 etc. and cut on wave rotor 5
The oscillating tube 6 in face, 2 grade of first 18,2 grade second of high pressure admission chamber, 4,2 grades of cryopumping chamber is disposed with left end cap 19
Second 15,2 grade first of high pressure admission chamber cryopumping chamber 2, is disposed with pressure air cavity in 2 grade second on right end cap 25
21st, 26,2 grade of second low-pressure admission chamber 7 of pressure air cavity in 2 grade of first 11,2 grade first of low-pressure admission chamber.The 2 of high pressure admission nozzle
The first high pressure admission nozzle 1 of level and 2 grade of second high pressure admission nozzle 3 are individually fixed on left end cap 19 by screw.Middle pressure
Pressure gas jets 12 are individually fixed in right end cap by screw in pressure gas jets 10 and 2 grade second in 2 grade first of gas jets
On 25, the center line of high pressure admission nozzle and middle pressure gas jets is consistent with the end face center line contraposition of oscillating tube 6.Driving
Mechanism drives the wave rotor 5 on central shaft 28 to be rotated in casing 20 using motor 22 by shaft coupling 23, and static height is pressed into
Must strictly it ensure between the transverse plane of oscillating tube 6 on the wave rotor 5 of the side end face and rotation of gas jets and middle pressure gas jets
Fit clearance.
Fig. 1 is a kind of workflow diagram of wave rotor formula two-stage refrigeration machine.During work, motor 22 is driven by central shaft 28
Wave rotor 5 rotates, and gases at high pressure enter 2 grade of first high pressure admission chamber 18, are sequentially entered respectively through 2 grade of first high pressure admission nozzle 1
In the left side port of individual oscillating tube 6, the gases at high pressure of injection produce expansion work and by shock wave by expansion work by expansion
The low-pressure gas in oscillating tube 6 is passed to, raises the temperature and pressure of gas in oscillating tube 6, so as to improve the pressure of gas
Grade, then discharged by pressure gas jets 12 in 2 grade second, first-class heat exchanger 14 is entered after the effect by secondary coolers 13
The cryogenic gas reduced with expanded rear temperature carries out Cooling capacity exchanging.
Medium pressure gas temperature after heat exchange reduces, and sequentially enters in oscillating tube 6 and passes through through 2 grade of second high pressure admission nozzle 3
Gas temperature is further reduced after crossing reexpansion effect, by port match, determine the position of 2 grade of second cryopumping chamber 4
Put, and cryogenic gas is passed through 2 grade of second discharge system of cryopumping chamber 4 under differential pressure action.And the another way gas after exchanging heat
Body is reentered in oscillating tube 6 through piping by 2 grade of first low-pressure admission chamber 11.Now entered by 2 grade of second high pressure admission nozzle 3
The gases at high pressure entered produce expansion work and expansion work is passed into the gas in oscillating tube 6 by shock wave by expansion makes it
Temperature and pressure rise, be changed into medium pressure gas, by 2 grade first pressure gas jets 10 enter 2 grade first in pressure air cavity 26 from
And discharge oscillating tube 6.Then medium pressure gas drops the temperature and pressure of gas by the effect of one-level cooler 9 and choke valve 8
It is low, reenter oscillating tube 6 through 2 grade of second low-pressure admission chamber 7, after wave rotor 5 rotates a circle oscillating tube 6 again with 2 grade first
High pressure admission nozzle 1 is connected, and then low-pressure gas prepares next time by merits and demerits journey.
Fig. 7 is a kind of left side end cap structural representation of wave rotor formula two-stage refrigeration machine.In figure, 2 grade of first high pressure admission
Chamber 18 and 2 grade of second high pressure admission chamber 15 are symmetrically distributed in the end cap of left side, 2 grade of second cryopumping chamber 4 and 2 grade of first low temperature
Discharge chamber 2 is symmetrically distributed in the end cap of left side, and wherein high pressure admission chamber and cryopumping chamber are in cross-distribution.
Fig. 8 is a kind of left side end cap structural representation of six grades of refrigeration machines of wave rotor formula.In figure, 6 grade of first high pressure admission
Chamber a10, 6 grade of second high pressure admission chamber a20, 6 grade of the 3rd high pressure admission chamber a30, 6 grade of the 4th high pressure admission chamber a40, 6 grade of the 5th high pressure
Inlet chamber a50With 6 grade of the 6th high pressure admission chamber a60Respectively symmetrically it is distributed in the end cap of left side, 6 grade of first cryopumping chamber a11、6
The second cryopumping chamber a of level21, 6 grade of the 3rd cryopumping chamber a31, 6 grade of the 4th cryopumping chamber a41, 6 grade of the 5th cryopumping chamber
a51With 6 grade of the 6th cryopumping chamber a61Respectively symmetrically it is distributed in the end cap of left side, wherein high pressure admission chamber is in cryopumping chamber
Cross-distribution.The right side end cover structure of six grades of refrigeration machines is similar to left side end cover structure.The course of work of six grades of refrigeration machines and two
The course of work of level refrigeration machine is similar.
Fig. 9 is a kind of left side end cap structural representation of eight grades of refrigeration machines of wave rotor formula.In figure, 8 grade of first high pressure admission
Chamber b10, 8 grade of second high pressure admission chamber b20, 8 grade of the 3rd high pressure admission chamber b30, 8 grade of the 4th high pressure admission chamber b40, 8 grade of the 5th high pressure
Inlet chamber b50, 8 grade of the 6th high pressure admission chamber b60, 8 grade of the 7th high pressure admission chamber b70With 8 grade of the 8th high pressure admission chamber b80It is right respectively
Title is distributed in the end cap of left side, 8 grade of first cryopumping chamber b11, 8 grade of second cryopumping chamber b21, 8 grade of the 3rd cryopumping chamber
b31, 8 grade of the 4th cryopumping chamber b41, 8 grade of the 5th cryopumping chamber b51, 8 grade of the 6th cryopumping chamber b61, 8 grade of the 7th low temperature row
Air cavity b71With 8 grade of the 8th cryopumping chamber b81Respectively symmetrically it is distributed in the end cap of left side, wherein high pressure admission chamber and cryopumping
Chamber is in cross-distribution.The right side end cover structure of eight grades of refrigeration machines is similar to left side end cover structure.The course of work of eight grades of refrigeration machines
It is similar to the course of work of two-stage refrigeration machine.
Claims (4)
1. a kind of wave rotor formula Multi-Stage Refrigerator, it includes casing（20）, left end cap（19）And right end cap（25）, its feature exists
In：It also includes wave rotor（5）, central shaft（28）, high pressure admission nozzle, middle pressure gas jets and drive mechanism, the ripple turns
Son（5）Pass through bolt（27）It is fixed on central shaft（28）Circular disk（28a）On, wave rotor（5）It is placed in left end and is provided with left end
Lid（19）, right-hand member be provided with right end cap（25）Casing（20）In, left end cap（19）With central shaft（28）Left end shaft between and it is right
End cap（25）With central shaft（28）Right-hand member axle between be respectively provided with two bearings（17）As support；The wave rotor（5）Upper ring
The multiple prismatic oscillating tubes of a circumferentially disposed circle（6）, in left end cap（19）On be disposed with 2-8 level one-level high pressure admissions
Chamber, 2-8 level two level cryopumpings chamber, 2-8 levels two level high pressure admission chamber and 2-8 level one-level cryopumping chambers, in right end cap（25）
On be disposed with pressure air cavity and 2-8 in pressure air cavity in 2-8 level two levels, 2-8 level one-level low-pressure admissions chamber, 2-8 level one-levels
Level two level low-pressure admission chamber；2-8 high pressure admission nozzle of the high pressure admission nozzle is individually fixed in left end cap by screw
（19）On, pressure gas jets are individually fixed in right end cap by screw in 2-8 of medium pressure exhaust nozzle（25）On, it is described
The ring center line and oscillating tube of high pressure admission nozzle and middle pressure gas jets（6）End face ring center line end be consistent；
The table plane of the static high pressure admission nozzle and middle pressure gas jets and the wave rotor rotated（5）Oscillating tube（6）End
Must control fit clearance between plane；The drive mechanism uses motor（22）Pass through shaft coupling（23）Drive central shaft（28）On
Wave rotor（5）In casing（20）Middle rotation.
2. a kind of wave rotor formula Multi-Stage Refrigerator according to claim 1, it is characterized in that：It is described for two-stage refrigeration machine
Left end cap（19）On be disposed with 2 grade of first high pressure admission chamber（18）, 2 grade of second cryopumping chamber（4）, 2 grade of second high pressure
Inlet chamber（15）, 2 grade of first cryopumping chamber（2）, in right end cap（25）On be disposed with pressure air cavity in 2 grade second
（21）, 2 grade of first low-pressure admission chamber（11）, pressure air cavity in 2 grade first（26）, 2 grade of second low-pressure admission chamber（7）；The height
It is pressed into 2 grade of first high pressure admission nozzle of gas jets（1）With 2 grade of second high pressure admission nozzle（3）It is individually fixed in by screw
Left end cap（19）On, pressure gas jets in 2 grade first of medium pressure exhaust nozzle（10）With 2 grade second in pressure gas jets
（12）Right end cap is individually fixed in by screw（25）On.
3. a kind of wave rotor formula Multi-Stage Refrigerator according to claim 1, it is characterized in that：The refrigeration machine has 2-8
High pressure admission nozzle so that gas carries out 2-8 unsteady expansion in refrigeration machine.
4. a kind of wave rotor formula Multi-Stage Refrigerator according to claim 1, it is characterized in that：The wave rotor（5）Upper setting
There is 30-280 oscillating tube（6）.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710766787.6A CN107367084B (en) | 2017-08-31 | 2017-08-31 | A kind of wave rotor formula Multi-Stage Refrigerator |
| PCT/CN2018/085286 WO2019041869A1 (en) | 2017-08-31 | 2018-05-02 | Wave rotor-based multi-stage refrigerator |
| EP18845398.9A EP3489595A4 (en) | 2017-08-31 | 2018-05-02 | Wave rotor-based multi-stage refrigerator |
| US16/315,962 US20200191445A1 (en) | 2017-08-31 | 2018-05-02 | A multistage wave rotor refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710766787.6A CN107367084B (en) | 2017-08-31 | 2017-08-31 | A kind of wave rotor formula Multi-Stage Refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107367084A true CN107367084A (en) | 2017-11-21 |
| CN107367084B CN107367084B (en) | 2019-07-30 |
Family
ID=60312142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710766787.6A Active CN107367084B (en) | 2017-08-31 | 2017-08-31 | A kind of wave rotor formula Multi-Stage Refrigerator |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20200191445A1 (en) |
| EP (1) | EP3489595A4 (en) |
| CN (1) | CN107367084B (en) |
| WO (1) | WO2019041869A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019041869A1 (en) * | 2017-08-31 | 2019-03-07 | 大连理工大学 | Wave rotor-based multi-stage refrigerator |
| CN113669309A (en) * | 2021-08-11 | 2021-11-19 | 大连理工大学 | Condensation separation type air wave supercharging device and method |
| CN114111081A (en) * | 2021-12-26 | 2022-03-01 | 大连理工大学 | Curved channel thermal-insulation type gas wave refrigerator |
| CN114427756A (en) * | 2020-09-28 | 2022-05-03 | 中国石油化工股份有限公司 | Wave rotor and rotary type heat separator |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11397030B2 (en) | 2020-07-10 | 2022-07-26 | Energy Recovery, Inc. | Low energy consumption refrigeration system with a rotary pressure exchanger replacing the bulk flow compressor and the high pressure expansion valve |
| US11421918B2 (en) | 2020-07-10 | 2022-08-23 | Energy Recovery, Inc. | Refrigeration system with high speed rotary pressure exchanger |
| US11692743B2 (en) | 2021-06-09 | 2023-07-04 | Energy Recovery, Inc. | Control of refrigeration and heat pump systems that include pressure exchangers |
| CN113702432B (en) * | 2021-08-30 | 2022-05-17 | 中国科学院力学研究所 | Test device for refrigerating by utilizing gas pressure energy and control method |
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| CN1171541A (en) * | 1996-01-12 | 1998-01-28 | 大连理工大学 | Multi-stage gas wave refrigerator |
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| CN107367084B (en) * | 2017-08-31 | 2019-07-30 | 大连理工大学 | A kind of wave rotor formula Multi-Stage Refrigerator |
-
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- 2017-08-31 CN CN201710766787.6A patent/CN107367084B/en active Active
-
2018
- 2018-05-02 EP EP18845398.9A patent/EP3489595A4/en not_active Ceased
- 2018-05-02 WO PCT/CN2018/085286 patent/WO2019041869A1/en unknown
- 2018-05-02 US US16/315,962 patent/US20200191445A1/en not_active Abandoned
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| US5412950A (en) * | 1993-07-27 | 1995-05-09 | Hu; Zhimin | Energy recovery system |
| CN1171541A (en) * | 1996-01-12 | 1998-01-28 | 大连理工大学 | Multi-stage gas wave refrigerator |
| CN101290174A (en) * | 2008-04-30 | 2008-10-22 | 大连理工大学 | Outer circulation dissipation type air wave refrigerating device |
| CN207247611U (en) * | 2017-08-31 | 2018-04-17 | 大连理工大学 | A kind of wave rotor formula Multi-Stage Refrigerator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019041869A1 (en) * | 2017-08-31 | 2019-03-07 | 大连理工大学 | Wave rotor-based multi-stage refrigerator |
| CN114427756A (en) * | 2020-09-28 | 2022-05-03 | 中国石油化工股份有限公司 | Wave rotor and rotary type heat separator |
| CN114427756B (en) * | 2020-09-28 | 2024-02-23 | 中国石油化工股份有限公司 | Wave rotor and rotary heat separator |
| CN113669309A (en) * | 2021-08-11 | 2021-11-19 | 大连理工大学 | Condensation separation type air wave supercharging device and method |
| CN113669309B (en) * | 2021-08-11 | 2022-12-20 | 大连理工大学 | Condensation separation type air wave supercharging device and method |
| CN114111081A (en) * | 2021-12-26 | 2022-03-01 | 大连理工大学 | Curved channel thermal-insulation type gas wave refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3489595A4 (en) | 2019-10-30 |
| CN107367084B (en) | 2019-07-30 |
| EP3489595A1 (en) | 2019-05-29 |
| WO2019041869A1 (en) | 2019-03-07 |
| US20200191445A1 (en) | 2020-06-18 |
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