CN110450802A - Train gas conditioning system and train - Google Patents
Train gas conditioning system and train Download PDFInfo
- Publication number
- CN110450802A CN110450802A CN201910702031.4A CN201910702031A CN110450802A CN 110450802 A CN110450802 A CN 110450802A CN 201910702031 A CN201910702031 A CN 201910702031A CN 110450802 A CN110450802 A CN 110450802A
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- Prior art keywords
- air
- useless
- return
- train
- chamber
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/0018—Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/242—Sound-absorbing material
Abstract
The present invention relates to train gas regulating technical fields, especially train gas conditioning system and train.Roof installation position is arranged in the bottom of the gas conditioning system shell；Useless row's chamber, compressor chamber and the evaporator chamber that extending direction is set gradually along compartment；Bottom open up it is useless is discharged into mouth, the useless mouth that is discharged into is towards in compartment, and useless to be discharged into the useless row's chamber of mouth connection, the row of giving up is intracavitary to install useless exhaust blower, and useless exhaust valve is arranged in the row of giving up inlet, and the outlet setting pressure wave of the row's of giving up chamber protects valve；Installation compressor, condenser and condensing axial flow fan, compressor are connected with condenser in compressor chamber, and condensing axial flow fan is set at condenser；Evaporator, electric heater and centrifugal blower are set gradually in evaporator chamber in the direction of the air flow.Air-conditioner set and useless row's structure are carried out integration design by the present invention, are arranged along compartment extending direction, are not being increased height of wagon, are being improved the vehicle interior space height of double-decker as far as possible, increase the seating space in compartment.
Description
Technical field
The present invention relates to train gas regulating technical field more particularly to train gas conditioning systems and train.
Background technique
With the fast development of China railways cause, the rise of bullet train keeps the trip of people more convenient.But, base
Larger in population base of China, bullet train meets people and quickly goes on a journey, and reduces the demand of travel time, still, railway thing
Industry still remains saturation deficiency, ticket situation hard to find.
In order to improve the load-carry duty of train, double-decker becomes the relatively more desirable vehicles.It is double-deck high with 350 kilometers of speed per hour
For fast EMU, in order to construct bigger space in the car, the comfort that passenger takes is improved, was mounted on the knot at vehicle bottom originally
Structure component removes vehicle bottom, and the floor that compartment is taken is moved down, and increases bilevel seating space in compartment.Wherein original sky
Unit is adjusted to be installed in vehicle bottom, the design requirement based on double-decker, designer needs to explore rationally, does not have shadow to vehicle performance
Loud air-conditioner set mounting means, and face bigger noise problem.
Summary of the invention
(1) technical problems to be solved
The present invention is to solve above-mentioned air-conditioning and useless row's erection of equipment limited space, and the problem that noise is larger, the present invention mention
For a kind of train gas conditioning system, the present invention also provides a kind of trains.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of train gas conditioning systems comprising shell, it is described
The installation position for being mounted on roof is arranged in the bottom of shell；The train gas conditioning system further include: extend along compartment
Useless row's chamber, compressor chamber and the evaporator chamber that direction is set gradually；
The bottom of train gas conditioning system open up it is useless is discharged into mouth, the useless mouth that is discharged into is described towards in compartment
The useless mouth that is discharged into is connected to useless row's chamber, and the useless row is intracavitary to install useless exhaust blower and pressure wave protection valve, the useless row inlet
Useless exhaust valve is set, and the outlet of useless row's chamber is arranged the pressure wave and protects valve；
Installation compressor, condenser and condensing axial flow fan, the compressor and the condenser in the compressor chamber
It is connected, the condensing axial flow fan is set at condenser；
Evaporator, electric heater and centrifugal blower are set gradually in the evaporator chamber in the direction of the air flow.
In some embodiments, preferably, strainer is also set up in the evaporator chamber, the strainer is installed on evaporator
Air inlet.
In some embodiments, preferably, emergency ventilation inverter, the emergency ventilation are also set up in the evaporator chamber
Inverter is mounted on the region between the air intake of the strainer and the air outlet of the compressor chamber.
In some embodiments, preferably, control panel is also installed, the control panel is in the steaming in the evaporator chamber
Send out the top of device chamber.
In some embodiments, preferably, the shell includes: to be sprayed at the shell inner bottom surface and/or medial surface
Sound-absorbing coating.
In some embodiments, preferably, the bottom plate of the shell uses sound-insulating structure, and the sound-insulating structure includes: two
Layer or more metal layer, fill sound-absorbing material between two neighboring metal layer.
In some embodiments, preferably, the shell further include: be pasted on the shell outer bottom and/or lateral surface
Sound-absorbing material.
In some embodiments, preferably, the train gas conditioning system further includes air-conditioning return air system, described
Shell opens up return air inlet, and the return air inlet connects the air-conditioning return air system；
Air-conditioning return air system includes return air channel and backwind tube, and the return air channel first end connection is mounted on train and passes through
The return air inlet in platform region, the side of return air channel second end are connected to backwind tube, and the backwind tube extends to returning for compartment inner top surface
Air port；Return air inlet is located at the inner top surface of the described one end by platform region of compartment connection；
The return air channel includes the first air return section being connected to the return air inlet, and the return air channel further includes connection institute
The second air return section of backwind tube is stated, second air return section is connected to first air return section；
The first noise-reducing structure is arranged in first air return section；Second air return section disappears in second end inner face laying
Sound material.
In some embodiments, preferably, first noise-reducing structure includes noise reduction layer, noise reduction layer covering described the
The medial surface of one air return section；And/or the lateral surface of package first air return section.
In some embodiments, preferably, first noise-reducing structure includes sound gobo, and the sound gobo is described in
The extending direction of first air return section is set in first air return section, when the sound gobo is multiple, it is multiple it is described every
The inside of first air return section is divided into multiple airflow channels by plate.
The present invention also provides a kind of trains comprising railway carriage, the top installation of the railway carriage train gas
Regulator control system.
(3) beneficial effect
The gas conditioning system integration is designed in technical solution provided by the invention, and is installed on roof, the gas
Regulator control system includes useless row's structure, and due to being applied to double-decker, the useless row's chamber of the row's of giving up structure setting, useless row's chamber is directly connected to towards vehicle
Useless in compartment is discharged into mouth, and useless discharge pipe is no longer arranged, and saves useless row's structure the space occupied.Moreover, by air-conditioner set and useless row
Structure carries out integration design, is arranged along compartment extending direction, does not increase height of wagon, improves double-decker interior space as far as possible
Highly, increase the seating space in compartment.
And emergency ventilation inverter, control panel are mounted on roof, it on the one hand reduces and is set with the route of air-conditioner set
It sets, on the other hand also reduces interior, vehicle base space, be more suitable for double-decker.
Gas conditioning system setting is in train by platform region, and at the roof above platform, compartment connection passes through platform
The upper top surface of one end is arranged return air inlet, and connected return air channel is connected to air-conditioner host and return air inlet with backwind tube, in compartment no longer
Return air channel is set.The first noise-reducing structure is arranged in the first air return section being connected with air-conditioner host, can eliminate air-conditioner host cavity and return
The noise for returning return air channel, avoids noise from entering compartment；And second air return section second end end face lay quieter material, can inhale
The noise that low-flow impact second end face generates is incorporated, and the noise in return air channel can be absorbed, achievees the purpose that noise reduction.
Detailed description of the invention
Fig. 1 is the front schematic view of train gas conditioning system in one embodiment of the invention；
Fig. 2 is train gas conditioning system schematic top plan view in one embodiment of the invention；
Fig. 3 is the front schematic view of train air-conditioning return air structure in one embodiment of the invention；
Fig. 4 is the schematic top plan view of train air-conditioning return air structure in one embodiment of the invention；
Fig. 5 is Fig. 3 A-A of the present invention to diagrammatic cross-section；
Fig. 6 is Fig. 4 B-B direction diagrammatic cross-section of the present invention.
In figure: 1, air-conditioner host；2, return air channel；2-1, the first air return section；2-2, the second air return section；2-3, first end；
2-4, second end；3, backwind tube；4, the first noise-reducing structure；41, noise reduction layer；42, sound gobo；5, the second noise-reducing structure；6, it returns
Air port；7, return air inlet；8, noise reduction deflector；9, centrifugal blower；10, electric heater；11, evaporator；12, strainer；13, urgent
Ventilation inverter；14, give up exhaust valve；15, give up exhaust blower；16, compressor；17, condensing axial flow fan；18, control panel；19, cold
Condenser；20, pressure wave protects valve；21, controller.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements." first " " second " " third " " the 4th " does not represent any sequence relation, merely for convenience
The differentiation carried out is described.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
In concrete meaning."upper" "lower" is defined with specific location in product use in text.
For current double-decker air-conditioning and useless row's erection of equipment limited space, and the problem that noise is larger, the present invention provide
Train gas conditioning system and train.
A kind of train gas conditioning system, as shown in Figs. 1-2 comprising the bottom of shell, shell is arranged for installing
In the installation position of roof；Train includes: useless row's chamber, the compressor set gradually along compartment extending direction with gas conditioning system
Chamber, evaporator chamber；The bottom of train gas conditioning system open up it is useless is discharged into mouth, the useless mouth that is discharged into is useless to be discharged into mouth towards in compartment
Useless exhaust valve 14 is arranged in the useless row's chamber of connection, the row of giving up inlet, and the row of giving up is intracavitary to install useless exhaust blower 15, and pressure is arranged in the outlet of the row's of giving up chamber
Protect valve 20 in Reeb；Installation compressor 16, condenser 19 and condensing axial flow fan 17, compressor 16 and condenser in compressor chamber
19 are connected, and condensing axial flow fan 17 is set at condenser 19；The evaporator set gradually in the direction of the air flow in evaporator chamber
11, electric heater 10 and centrifugal blower 9.
Air-conditioner set and useless row's structure are subjected to integration design by the gas conditioning system, and are installed on roof, along vehicle
Extending direction setting in compartment does not increase height of wagon, improves the interior space height of double-decker as far as possible, and the seating increased in compartment is empty
Between.
On double-decker, useless row's structure is in one end of gas conditioning system, and the row's of giving up structure includes useless row's chamber, and useless row's chamber is straight
Connect towards and open car in it is useless be discharged into mouth, useless discharge pipe no longer be arranged in useless row's structure, give up be vented body out of compartment directly into
Enter the row's of giving up chamber, useless exhaust quickly discharge is driven by useless exhaust blower 15 useless row is intracavitary, and useless row pressure Reeb is set and protects valve 20
The useless row's exhaust of control, avoids pressure wave impact interior, increases the comfort that passenger takes.
Compressor 16 is connected with condenser 19 and evaporator 11, and refrigerant flows wherein.Electric heater 10 is to evaporator 11
The gas of discharge is heated, to improve gas temperature.
Strainer 12 is also set up in evaporator chamber, strainer 12 is installed on the air inlet of evaporator 11.Strainer 12 to gas into
Row filtering reduces damage of the foreign objects to evaporator 11, improves the service life of air-conditioner set.The material of the strainer 12 can root
Correspondence selection is carried out according to the substance of actual needs filtering.Details are not described herein again.
In order to reduce vehicle bottom to the greatest extent at a distance from interorbital, increase the space in compartment, emergency ventilation inverter 13 moves on to
Roof is mounted in evaporator chamber.Emergency ventilation inverter 13 be in strainer 12 air intake and compressor chamber air outlet it
Between region, provide power supply in emergency situations to facilitate, the ventilation requirement in compartment be provided.Emergency ventilation inverter 13 and pressure
The electrical connections such as contracting machine 16, condensing axial flow fan 17, centrifugal blower 9, useless exhaust blower 15 and useless row pressure Reeb protection valve 20, that is, pass through
Electrified cable connection.
In some embodiments, in order to reduce vehicle bottom to the greatest extent at a distance from interorbital, increase the space in compartment, evaporator
Intracavitary also to install control panel 18, control panel 18 is in the top of evaporator chamber.It include connector, controller 21 in control panel 18
It is installed on roof Deng, control panel 18, on the one hand reduces and is arranged with the route of air-conditioner set, is on the other hand conducive to improve empty in compartment
Between height, be more suitable for double-decker.
Shell includes the sound-absorbing coating for being sprayed at shell inner bottom surface and/or medial surface, achievees the purpose that noise reduction.Sound-absorbing coating
In based on biological fiber, mineral fibres, hybrid adhesive is sprayed on the internal layer of housing bottom surface, side, and it is thick to form 2-10mm
Porous cotton like coating.
In further embodiments, in addition to the inner bottom surface and medial surface in shell spray sound-absorbing coating, the bottom plate of shell is adopted
With sound-insulating structure, sound-insulating structure includes: two layers or more of metal layer, fills sound-absorbing material between two neighboring metal layer.Filling
Sound-absorbing material include: froth bed, fibrous layer etc..Metal layer generallys use Al-alloy metal plate, two layers Al-alloy metal plate it
Between accompany sound-absorbing material.Certainly, in some embodiments, the bottom plate for having sound absorption function can be with the sound-absorbing of inner bottom surface and medial surface
Coating is combined for noise reduction.
In further embodiments, in addition to shell further include: be pasted on the sound absorber of shell outer bottom and/or lateral surface
Material.In this way, the sound-absorbing material of sound-absorbing coating, sound-absorbing bottom plate and paste outside forms three layers of absorbing sound and lowering noise structure, gas is effectively reduced
The noise that body regulator control system generates at the top of vehicle improves the muting function in compartment.
The train gas conditioning system further includes air-conditioning return air system, shown in Fig. 3-5 comprising return air channel and return air
Pipe 3, the 2-3 connection of return air channel first end are mounted on the air-conditioning that train passes through platform region, the side of return air channel second end 2-4
It is connected to backwind tube 3, backwind tube 3 extends at the return air inlet 6 of compartment inner top surface；Return air inlet 6 drives the connection in compartment and passes through platform region
One end inner top surface on；Return air channel includes the first air return section 2-1 being connected to air-conditioner set, and is connected to the of backwind tube 3
Two air return section 2-2, the second air return section 2-2 and the first air return section 2-1 connection；The first noise-reducing structure 4 is arranged in first air return section 2-1；
The second noise-reducing structure 5 is arranged in second end 2-4 inner face in second air return section 2-2.
The setting of air-conditioner host 1 is in train by platform region, and at the roof above platform, compartment connection passes through platform
The upper top surface of one end return air inlet 6 is set, connected return air channel 2 is connected to air-conditioner host 1 and return air inlet 6, compartment with backwind tube 3
Return air channel is inside no longer set.The first noise-reducing structure 4 is arranged in the first air return section 2-1 being connected with air-conditioner host 1, can eliminate air-conditioning
1 cavity of host returns to the noise of return air channel, and noise is avoided to enter cabinet；And second air return section 2-2 in the end face second end 2-4
Second noise-reducing structure 5 is set, and can absorb reduces the noise that the face gas shock second end 2-4 generates, and can absorb in return air channel 2
Noise, achieve the purpose that noise reduction.
It is respectively provided between train adjacent compartment through platform, train top is can be considered above through platform through platform region.In
In this technology, return air channel is no longer arranged in interior, and return air channel setting is passing through platform region.Backwind tube 3 is connected to return air
The end side surface of the second end 2-4 in channel 2, air-flow deflecting here.
First noise-reducing structure 4 includes noise reduction layer 41, which can be froth bed, fibrous layer, with bloop
Ceramic paster etc..
As shown in fig. 6, noise reduction layer 41 covers the medial surface of the first air return section 2-1；And/or noise reduction layer 41 is wrapped up first time
The lateral surface of wind section 2-1.Noise reduction layer 41 can only cover internal layer, only covering outer layer or ectonexine can also cover.The side of covering
Formula can be partial mulching, can also all cover.Covering can be fitting, package, winding etc..First air return section 2-1 is referred to
Close to one end return air channel 2 of air-conditioning cavity, in the part, the noise effect by air-conditioning cavity is bigger, therefore in also part
Do emphasis noise reduction processing.
In some embodiments, the first noise-reducing structure 4 includes sound gobo 42, and sound gobo 42 is along the first air return section 2-1
Extending direction be set in the first air return section 2-1.Air-flow is carried out subregion flowing by sound gobo 42, and it is logical in return air to reduce air-flow
Collision in road 2, and play the role of deflector, guidance gas flowing.Sound gobo 42 can be thin plate, be in surface plate or song
Panel, the position of settable noise reduction on plate.
The number of sound gobo 42 be it is multiple, the inside of the first air return section 2-1 is divided into multiple air-flows and led to by multiple partitions
Road.Multiple airflow channel shapes can be identical, can also be different, and all airflow channels piece together the first inner space air return section 2-1.In
In some embodiments, sound gobo 42 can run through entire first air return section 2-1, can also only run through close to the part of air conditioner first
Air return section 2-1.
Radial sound gobo 42 was set in first air return section 2-1.I.e. the first air return section 2-1 is divided by sound gobo 42
The airflow channel of two same shapes.
As stated earlier, the setting of the second noise-reducing structure 5 reduces air-flow to the end face second end 2-4 in the end face second end 2-4
Impact achievees the purpose that noise reduction reduces noise.Second noise-reducing structure 5 is the quieter material for laying inner face.Quieter material can
Think foam, fiber, silencing ceramic etc..
Based on above-mentioned various embodiments, as shown in fig. 6, the return air inlet 7 of backwind tube 3 also sets up noise reduction deflector 8.Water conservancy diversion
Plate guides gas flowing, achievees the purpose that sound-deadening and noise-reducing.The bending direction of deflector is into backwind tube 3 with gas is streamlined
Standard reduces phenomena such as air-flow caused by turning in gas-flow resistance and air-flow flowing is hit to the greatest extent.
In some embodiments, noise reduction deflector 8 include: in outer peripheral first deflector of return air inlet 7, and/or,
The second deflector inside return air inlet 7.Noise reduction deflector 8 can be provided only on the outer edge of return air inlet 7, guide return air
Air-flow flows into return air inlet 7, and solution return air inlet 7 is small, and gas flow resistance is big, and air-flow concentrates generation at return air inlet 7
Loud noise problem.
The present invention also provides a kind of trains comprising above-mentioned train gas conditioning system.
The gas conditioning system integration is designed, and is installed on roof, which includes useless row's structure, by
In being applied to double-decker, the useless row's chamber of the row's of giving up structure setting, useless row's chamber is directly connected to towards useless in compartment and is discharged into mouth, is no longer arranged
Useless discharge pipe saves useless row's structure the space occupied.Moreover, air-conditioner set and useless row's structure are carried out integration design, along vehicle
Extending direction setting in compartment does not increase height of wagon, improves the height of wagon of double-decker as far as possible, improves the seating space in compartment.
And emergency ventilation inverter, control panel are mounted on roof, it on the one hand reduces and is set with the route of air-conditioner set
It sets, on the other hand also reduces interior, vehicle base space, be more suitable for double-decker.
The setting of air-conditioner host 1 is in train by platform region, and at the roof above platform, compartment connection passes through platform
The upper top surface of one end return air inlet 6 is set, connected return air channel 2 is connected to air-conditioner host 1 and return air inlet 6, compartment with backwind tube 3
Return air channel is inside no longer set.The first noise-reducing structure 4 is arranged in the first air return section 2-1 being connected with air-conditioner host 1, can eliminate air-conditioning
1 cavity of host returns to the noise of return air channel, and noise is avoided to enter cabinet；And second air return section 2-2 in the end face second end 2-4
Second noise-reducing structure 5 is set, and can absorb reduces the noise that the face gas shock second end 2-4 generates, and can absorb in return air channel 2
Noise, achieve the purpose that noise reduction.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of train gas conditioning system, which is characterized in that including shell, the bottom of the shell is arranged for being mounted on
The installation position of roof；The train gas conditioning system further include: extending direction is set gradually along compartment useless row's chamber, compression
Machine cavity and evaporator chamber；
The bottom of train gas conditioning system open up it is useless is discharged into mouth, the useless mouth that is discharged into is towards in compartment, the useless row
Entrance is connected to useless row's chamber, and the useless row is intracavitary to install useless exhaust blower, and useless exhaust valve is arranged in the useless row inlet, described useless
The outlet setting pressure wave for arranging chamber protects valve；
Installation compressor, condenser and condensing axial flow fan, the compressor are connected with the condenser in the compressor chamber,
The condensing axial flow fan is set at condenser；
Evaporator, electric heater and centrifugal blower are set gradually in the evaporator chamber in the direction of the air flow.
2. train gas conditioning system as described in claim 1, which is characterized in that also set up filter in the evaporator chamber
Net, the strainer are installed on the air inlet of evaporator.
3. train gas conditioning system as claimed in claim 2, which is characterized in that also set up in the evaporator chamber urgent
Ventilation inverter, the emergency ventilation inverter are mounted between the air intake of the strainer and the air outlet of the compressor chamber
Region.
4. train gas conditioning system as described in claim 1, which is characterized in that also installation control in the evaporator chamber
Disk, the control panel are in the top of the evaporator chamber.
5. train gas conditioning system as described in claim 1, which is characterized in that the shell include: be sprayed at it is described
The sound-absorbing coating of shell inner bottom surface and/or medial surface.
6. train gas conditioning system as claimed in claim 5, which is characterized in that the bottom plate of the shell uses sound insulation knot
Structure, the sound-insulating structure include: two layers or more of metal layer, fill sound-absorbing material between two neighboring metal layer.
7. train gas conditioning system as claimed in claim 6, which is characterized in that the shell further include: be pasted on institute
State the sound-absorbing material of shell outer bottom and/or lateral surface.
8. such as the described in any item train gas conditioning systems of claim 1-7, which is characterized in that further include air-conditioning return air system
System, the shell open up return air inlet, and the return air inlet connects the air-conditioning return air system；
Air-conditioning return air system includes return air channel and backwind tube, and the return air channel first end connection is mounted on train and passes through platform area
The side of the return air inlet in domain, return air channel second end is connected to backwind tube, and the backwind tube extends to the return air inlet of compartment inner top surface；
Return air inlet is located at the inner top surface of the described one end by platform region of compartment connection；
The return air channel includes the first air return section being connected to the return air inlet, and the return air channel, which further includes that connection is described, to return
Second air return section of air hose, second air return section are connected to first air return section；
The first noise-reducing structure is arranged in first air return section；Second air return section lays noise reduction material in the second end inner face
Material.
9. train gas conditioning system as claimed in claim 8, which is characterized in that first noise-reducing structure includes noise reduction
Layer, the noise reduction layer cover the medial surface of first air return section；And/or the lateral surface of package first air return section.
10. train gas conditioning system as claimed in claim 8, which is characterized in that first noise-reducing structure includes disappearing
Sound partition, the sound gobo are set in first air return section along the extending direction of first air return section, disappear when described
When sound partition is multiple, the inside of first air return section is divided into multiple airflow channels by multiple sound gobos.
11. a kind of train, which is characterized in that including railway carriage, described in the top installation any one of claim 1-10 of the railway carriage
Train gas conditioning system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702031.4A CN110450802B (en) | 2019-07-31 | 2019-07-31 | Gas regulation and control system for train and train |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702031.4A CN110450802B (en) | 2019-07-31 | 2019-07-31 | Gas regulation and control system for train and train |
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| CN110450802A true CN110450802A (en) | 2019-11-15 |
| CN110450802B CN110450802B (en) | 2021-06-25 |
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| CN201910702031.4A Active CN110450802B (en) | 2019-07-31 | 2019-07-31 | Gas regulation and control system for train and train |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111688741A (en) * | 2020-06-30 | 2020-09-22 | 中车青岛四方机车车辆股份有限公司 | Waste discharge device control system, rail vehicle and related method and device |
| CN113859287A (en) * | 2021-11-05 | 2021-12-31 | 中车株洲电力机车有限公司 | Low-noise air-conditioning ventilation system of railway passenger car |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111688741A (en) * | 2020-06-30 | 2020-09-22 | 中车青岛四方机车车辆股份有限公司 | Waste discharge device control system, rail vehicle and related method and device |
| CN111688741B (en) * | 2020-06-30 | 2021-08-31 | 中车青岛四方机车车辆股份有限公司 | Waste discharge device control system, rail vehicle and related method and device |
| CN113859287A (en) * | 2021-11-05 | 2021-12-31 | 中车株洲电力机车有限公司 | Low-noise air-conditioning ventilation system of railway passenger car |
| WO2023077614A1 (en) * | 2021-11-05 | 2023-05-11 | 中车株洲电力机车有限公司 | Low-noise air conditioner ventilation system for railway passenger car |
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