CN114347811A - Fuel cell system for dual-system rail transit and rail transit - Google Patents
Fuel cell system for dual-system rail transit and rail transit Download PDFInfo
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- CN114347811A CN114347811A CN202111652658.7A CN202111652658A CN114347811A CN 114347811 A CN114347811 A CN 114347811A CN 202111652658 A CN202111652658 A CN 202111652658A CN 114347811 A CN114347811 A CN 114347811A
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- bearing
- rail transit
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- 239000000446 fuel Substances 0.000 title claims abstract description 77
- 230000001681 protective effect Effects 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 230000009977 dual effect Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 13
- 238000012423 maintenance Methods 0.000 claims description 11
- 239000000969 carrier Substances 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000009440 infrastructure construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
- B60L50/71—Arrangement of fuel cells within vehicles specially adapted for electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C3/00—Electric locomotives or railcars
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
- H01M8/2475—Enclosures, casings or containers of fuel cell stacks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- Engineering & Computer Science (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Fuel Cell (AREA)
Abstract
The invention provides a fuel cell system for dual-system rail transit and a rail transit tool, and relates to the technical field of fuel cells. The fuel cell system for the dual-system rail transit comprises a system protective cover, a fuel cell assembly, a bearing underframe and two system bearing frames; the two system bearing frames are arranged on the bearing underframe in parallel, the length direction of the system bearing frames is consistent with that of the bearing underframe, and the two adjacent system bearing frames are connected through a frame connecting beam; the fuel cell assembly is arranged on the bearing underframe and the system bearing frame; a first protective cover mounting seat is arranged on the bearing bottom frame, and the system protective cover is detachably mounted on the first protective cover mounting seat. The rail vehicle comprises a vehicle body and a fuel cell system for dual-system rail traffic; the fuel cell system for the dual-system rail transit is arranged on the vehicle body. The technical effect of convenient installation is achieved.
Description
Technical Field
The invention relates to the technical field of fuel cells, in particular to a fuel cell system for dual-system rail transit and a rail transit.
Background
The current rail transit vehicles mainly have two modes, one mode is that power is supplied by a contact net, the other mode is that the power is driven by a diesel engine, and the diesel engine has the problems of emission and environmental pollution; the power supply mode of the contact net also has some problems. For example, the power source of the power supply of the contact network, like our power structure, has more than 60% of power which is fossil energy, and is not completely zero-emission, and the urban landscape is influenced by erecting the contact network, so that the infrastructure construction period is long, the cost is high, the interconnection interoperability is poor, and the restorability is poor when natural disasters occur. The hydrogen fuel cell is used for rail transit, can solve the problems, is environment-friendly, has high flexibility, high safety, high interconnection interoperability, simple infrastructure maintenance and no impact on a power grid, and has the advantages of high endurance mileage, and the infrastructure construction is quick, the investment is low.
However, the existing rail transit fuel cell system occupies a large space and is not beneficial to installation.
Therefore, it is an important technical problem to be solved by those skilled in the art to provide a fuel cell system for dual-system rail transportation and a rail vehicle, which are easy to install.
Disclosure of Invention
The invention aims to provide a fuel cell system for dual-system rail transit and a rail transit tool, so as to relieve the technical problem of inconvenient installation in the prior art.
In a first aspect, an embodiment of the present invention provides a fuel cell system for dual-system rail transportation, including a system protective cover, a fuel cell assembly, a carrying chassis, and two system carrying frames;
the two system bearing frames are arranged on the bearing underframe in parallel, the length direction of the system bearing frames is consistent with that of the bearing underframe, and the two adjacent system bearing frames are connected through a frame connecting beam;
the fuel cell assembly is arranged on the bearing underframe and the system bearing frame;
the bearing chassis is provided with a first protective cover mounting seat, and the system protective cover is detachably mounted on the first protective cover mounting seat.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the system protective cover includes a cover body, a front plate, and a rear plate;
the bottom of the cover body is provided with a second protective cover mounting seat matched with the protective cover mounting seat;
the front plate is arranged at the front end of the cover body, and the rear plate is arranged at the rear end of the cover body;
the front plate and the rear plate are both provided with ventilation grids.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the cover body includes a trapezoidal upper cover and side covers, where the side covers are disposed on two sides of the trapezoidal upper cover, and access doors that can be opened and closed are disposed on three surfaces of the trapezoidal upper cover;
and the trapezoidal upper cover is provided with a tail gas emission seat provided with a tail gas emission filter element;
and an air inlet is arranged on the side cover.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein a plurality of maintenance plates for maintenance are detachably disposed on both the front plate and the rear plate, and a plurality of channels for internal pipelines to enter and exit are disposed on both the front plate and the rear plate.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the fuel cell assembly includes an air filter system and an electrical module;
a first mounting seat used for mounting the system bearing frame is arranged on the bearing underframe, and a second mounting seat matched with the first mounting seat is arranged at the bottom of the system bearing frame;
the air filter system is characterized in that air filter mounting seats used for bearing the air filter system are arranged at the two ends of the bearing bottom frame, and electric appliance mounting seats used for bearing electric appliance modules are further arranged at the two ends of the bearing bottom frame.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein a plurality of load-bearing chassis lifting seats are disposed on the load-bearing chassis.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the fuel cell assembly further includes a PTC heater, an electromagnetic valve, a humidifier, an air compressor, a high-pressure water pump, an intercooler, and an auxiliary water pump;
the system bearing frame comprises a lower frame, an upper frame and a vertical column;
a PTC mounting seat for mounting the PTC heater, an electromagnetic valve mounting seat for mounting an electromagnetic valve, a humidifier mounting seat for mounting the humidifier and an air compressor mounting seat for mounting an air compressor are sequentially arranged on one side of the lower frame along the length direction of the lower frame;
a high-pressure water pump mounting seat for mounting the high-pressure water pump, an intercooler mounting seat for mounting the intercooler and an auxiliary water pump mounting seat for mounting an auxiliary water pump are sequentially arranged on one side of the lower frame along the length direction of the lower frame;
and a system hoisting seat is arranged on the outer side of the upright column.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the fuel cell assembly further includes an electric stack and a low-voltage electronic system;
the upper frame is sequentially provided with a low-voltage mounting seat for mounting the low-voltage electronic system and a galvanic pile mounting seat for mounting the galvanic pile along the length direction of the upper frame;
the low-pressure mounting seat is positioned above the high-pressure water pump mounting seat.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the fuel cell assembly further includes a gas-liquid separator;
the upright post is provided with a gas-liquid separator mounting seat for mounting the gas-liquid separator, and the gas-liquid separator mounting seat is positioned above the PTC mounting seat.
In a second aspect, an embodiment of the present invention provides a rail vehicle, including a vehicle body and a fuel cell system for dual-system rail vehicles;
the fuel cell system for the dual-system rail transit is arranged on the vehicle body.
Has the advantages that:
the embodiment of the invention provides a fuel cell system for double-system rail transit, which comprises a system protective cover, a fuel cell assembly, a bearing underframe and two system bearing frames, wherein the two system bearing frames are arranged on the system protective cover; the two system bearing frames are arranged on the bearing underframe in parallel, the length direction of the system bearing frames is consistent with that of the bearing underframe, and the two adjacent system bearing frames are connected through a frame connecting beam; the fuel cell assembly is arranged on the bearing underframe and the system bearing frame; a first protective cover mounting seat is arranged on the bearing bottom frame, and the system protective cover is detachably mounted on the first protective cover mounting seat.
The fuel cell assembly lifting device has the advantages that the fuel cell assembly is arranged on the bearing frame and the system bearing frame, the working personnel can be arranged on the bearing frame and the system bearing frame in order in a factory, then the whole body is transferred to the vehicle body in a mode of bearing the base through lifting, the mounting is convenient, the working personnel are not required to mount the fuel cell assembly in a narrow space in the vehicle body, in addition, the two system bearing frames are fixedly connected through the frame connecting beam, the rigidity of the whole structure is improved, the vehicle driving process is realized, and the two system bearing frames are guaranteed not to shake.
The embodiment of the invention provides a rail vehicle, which comprises a vehicle body and a fuel cell system for dual-system rail traffic; the fuel cell system for the dual-system rail transit is arranged on the vehicle body. The rail vehicle has the advantages compared with the prior art, and the description is omitted here.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a fuel cell system for a dual-system rail transit according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a fuel cell system for dual system rail traffic provided by an embodiment of the present invention (with the system protective cover not shown);
FIG. 3 is a schematic diagram of a system carrier carrying fuel cell assemblies in a fuel cell system for dual system rail traffic provided by an embodiment of the present invention (where the stack is not shown);
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic view of a carrier chassis and a system carrier in a fuel cell system for dual system rail traffic provided by an embodiment of the present invention;
fig. 6 is a schematic view of a load-bearing chassis in a fuel cell system for dual system rail traffic provided by an embodiment of the present invention;
FIG. 7 is a schematic view of a system carrier for a fuel cell system for dual system rail traffic provided in accordance with an embodiment of the present invention;
fig. 8 is a top view of a system carrier in a fuel cell system for dual system rail traffic provided in an embodiment of the present invention.
Icon:
100-system shield; 110-a housing; 111-a second shield mount; 112-trapezoidal upper cover; 113-side cover; 114-an access door; 115-exhaust emission seat; 116-air intake; 120-a front plate; 130-a ventilation grid; 140-maintenance plate; 150-channel;
200-a fuel cell assembly; 201-an air filtration system; 202-an appliance module; 203-PTC heaters; 204-electromagnetic valve; 205-a humidifier; 206-an air compressor; 207-high pressure water pump; 208-an intercooler; 209-auxiliary water pump; 210-a galvanic pile; 211-low voltage electronic system;
300-a carrier chassis; 301-a first shield mount; 302-a first mount; 303-carrying underframe hoisting base; 310-air filter mounting seat; 320-an appliance mounting seat;
400-a system carrier; 401-a second mount; 410-a lower frame; 411-PTC mount; 412-installation of a solenoid valve; 413-humidifier mount; 414-air compressor mounting seat; 415-a high pressure water pump mounting seat; 416-intercooler mount; 417-auxiliary water pump mounting seat; 420-an upper frame; 421-low pressure mount; 422-a galvanic pile mounting seat; 430-column; 431-system lifting base; 432-gas liquid separator mount;
500-frame connecting beam.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Referring to fig. 1, 2, 3, 4, 5, 6, 7 and 8, an embodiment of the present invention provides a fuel cell system for dual system rail transit, including a system shield 100, a fuel cell assembly 200, a carrier chassis 300 and two system carriers 400; the two system carriers 400 are arranged on the carrier base frame 300 in parallel, the length direction of the system carriers 400 is the same as that of the carrier base frame 300, and the two adjacent system carriers 400 are connected by a frame connecting beam 500; the fuel cell assembly 200 is provided on the carrier base frame 300 and the system carrier 400; a first shield mounting seat 301 is provided on the carrier chassis 300, and the system shield 100 is detachably mounted on the first shield mounting seat 301.
Specifically, through setting up fuel cell assembly 200 on bearing chassis 300 and system carrier 400, can make the staff can bear the chassis 300 and system carrier 400 with fuel cell assembly 200 orderly installation in the mill, then carry the mode of base through the hoist and mount with whole on transferring to the automobile body, be convenient for install, make the staff need not to install fuel cell assembly 200 in the narrow and small space in the automobile body, in addition, bear frame 400 with two systems through frame tie-beam 500 and connect fixedly, improve overall structure's rigidity, in the vehicle driving process, guarantee that two systems bear frame 400 can not appear rocking.
Specifically, during actual installation, the number of the system carriers 400 is two, and two sets of the system carriers 400 are oppositely disposed on the supporting chassis 300, that is, the head of one set of the system carriers 400 is disposed toward the head of the supporting chassis 300, and the head of the other set of the system carriers 400 is disposed toward the tail of the supporting chassis 300, so that the power car of the rail vehicle can accommodate two sets of the fuel cell systems, thereby improving the power of the rail vehicle.
Specifically, two hundred kilowatt fuel cell assemblies 200 can be diagonally and symmetrically arranged on the carrier chassis 300 and the system carrier 400, thereby increasing the power of the rail vehicle.
Wherein, a plurality of bearing underframe lifting seats 303 are arranged on the bearing underframe 300, so that the worker can lift the first bearing underframe 300.
Referring to fig. 1-8, in an alternative of this embodiment, a system enclosure 100 includes a housing 110, a front panel 120, and a rear panel; the bottom of the cover body 110 is provided with a second protective cover mounting seat 111 matched with the protective cover mounting seat; the front plate 120 is disposed at the front end of the cover body 110, and the rear plate is disposed at the rear end of the cover body 110; the ventilation grills 130 are provided on both the front plate 120 and the rear plate.
Referring to fig. 1 to 8, in an alternative of the present embodiment, the cover body 110 includes a trapezoidal upper cover 112 and side covers 113, the side covers 113 are disposed on two sides of the trapezoidal upper cover 112, and access doors 114 that can be opened and closed are disposed on three surfaces of the trapezoidal upper cover 112; and the trapezoidal upper cover 112 is provided with an exhaust emission seat 115 provided with an exhaust emission filter element; the side cover 113 is provided with an air intake hole 116.
Referring to fig. 1 to 8, in an alternative of the present embodiment, a plurality of maintenance plates 140 for maintenance are detachably disposed on both the front plate 120 and the rear plate, and a plurality of channels 150 for the internal pipeline to enter and exit are opened on both the front plate 120 and the rear plate.
Specifically, through the setting of system protection casing 100, can protect fuel cell system, avoid the direct sunning of sunshine, the washing away of sleet and the entering of junk, but it should be noted that system protection casing 100 does not possess the leakproofness to outside air can enter into inside the heat dissipation of system protection casing 100.
The cover body 110 comprises a side cover 113 and a trapezoidal upper cover 112, requirements of rail transit limits can be met, the side cover 113 and the trapezoidal upper cover 112 are mainly formed by assembling and welding an aluminum honeycomb plate and an aluminum profile frame, and the cover body has the advantages of light weight, high strength, good heat insulation effect and the like.
In addition, in order to facilitate the maintenance of the system, the ladder-shaped upper cover 112 is provided with a detachable access door 114 on three sides, and the front plate 120 and the rear plate can be provided with detachable maintenance plates 140 with different sizes and different positions according to the maintenance requirements of the system.
Moreover, two lifting holes are formed on each of the two side covers 113, so that the system protection cover 100 can be lifted and installed integrally.
In addition, four second protective cover mounting seats 111 with waist-shaped holes are respectively arranged below the left side and the right side of the cover body 110, and the second protective cover mounting seats can be adjusted front and back, left and right to make up for the influence caused by manufacturing errors.
Meanwhile, the ventilation grids 130 are arranged on the front plate 120 and the rear plate, so that circulation of air in the system is promoted, loss of heat generated by the system is facilitated, and the service performance of the system is guaranteed.
Meanwhile, air inlet holes 116 for air suction of the air filtering system are formed on both sides of the cover body 110.
Meanwhile, the rear side plate of the protective cover is provided with a cooling pipeline interface hole, an electric interface empty channel 150 and the like according to the interface requirement of the system.
Referring to fig. 1-8, in an alternative to the present embodiment, a fuel cell assembly 200 includes an air filtration system 201 and an appliance module 202; a first mounting seat 302 for mounting the system carrier 400 is arranged on the carrier chassis 300, and a second mounting seat 401 adapted to the first mounting seat 302 is arranged at the bottom of the system carrier 400; an air filter mounting seat 310 for carrying the air filter system 201 is disposed at each end of the carrying chassis 300, and an electrical appliance mounting seat 320 for carrying the electrical appliance module 202 is disposed at each end of the carrying chassis 300.
The electrical module 202 includes a high voltage distribution box and an air compressor controller for controlling the air compressor 206.
Referring to fig. 1 to 8, in an alternative embodiment, the fuel cell assembly 200 further includes a PTC heater 203(Positive Temperature coefficient thermistor), an electromagnetic valve 204, a humidifier 205, an air compressor 206, a high-pressure water pump 207, an intercooler 208, and an auxiliary water pump 209; the system carrier 400 includes a lower frame 410, an upper frame 420, and a post 430; a PTC mounting seat 411 for mounting the PTC heater 203, a solenoid valve mounting seat 412 for mounting the solenoid valve 204, a humidifier mounting seat 413 for mounting the humidifier 205 and an air compressor mounting seat 414 for mounting the air compressor 206 are sequentially arranged on one side of the lower frame 410 along the length direction of the lower frame; a high-pressure water pump mounting seat 415 for mounting the high-pressure water pump 207, an intercooler mounting seat 416 for mounting the intercooler 208 and an auxiliary water pump mounting seat 417 for mounting the auxiliary water pump 209 are sequentially arranged on one side of the lower frame 410 along the length direction of the lower frame; a system lifting seat 431 is arranged outside the upright 430.
Wherein, through the setting of system lifting seat 431, make the staff can conveniently hoist system carrier 400 to bearing chassis 300 on.
Referring to fig. 1-8, in an alternative to the present embodiment, fuel cell assembly 200 further includes a stack 210 and a low voltage electrical system 211; the upper frame 420 is sequentially provided with a low-voltage mounting seat 421 for mounting the low-voltage electronic system 211 and a stack mounting seat 422 for mounting the stack 210 along the length direction; low pressure mount 421 is located above high pressure water pump mount 415.
Referring to fig. 1-8, in an alternative to the present embodiment, the fuel cell assembly 200 further includes a gas-liquid separator; a gas-liquid separator mounting seat 432 for mounting a gas-liquid separator is provided on the column 430, and the gas-liquid separator mounting seat 432 is located above the PTC mounting seat 411.
Specifically, when the components are mounted on the system carrier 400, a worker first mounts the humidifier 205 and the intercooler 208 on the lower frame 410, then connects the humidifier 205 and the intercooler 208, then mounts the bypass valve, and connects both the humidifier 205 and the intercooler 208 with the bypass valve, thereby completing normal operation of both the humidifier 205 and the intercooler 208; and then installing components on two sides of the humidifier 205 and the intercooler 208, specifically, installing the PTC heater 203 and then installing the high-pressure water pump 207, wherein the high-pressure water pump 207 can provide water for the PTC heater 203, the PTC heater 203 is communicated with the stack 210, and then installing the air compressor 206, and the air compressor 206 is communicated with the stack 210 and can provide air for the stack 210. Wherein, be provided with air compressor 206 controller on the air compressor 206, can control the operating condition of air compressor 206 through the air compressor 206 controller.
After the lower frame 410 of the system carrier 400 is completely mounted, the components of the upper frame 420 are continuously mounted, the stack 210 is first mounted, the components on the lower frame 410 are connected to the stack 210, and then the low voltage electronic system 211 is mounted, where the low voltage electronic system 211 includes a FCCU (fuel cell control unit) and a DCDC (Direct Current to Direct Current).
Wherein, be provided with the lifting mount in the outside of stand 430, through the lifting mount staff can be convenient utilize the crane to hoist system carrier 400 to the system carrier 400 that will be equipped with each part shifts to the automobile body on, the staff's installation of being convenient for.
It should be noted that, through such an arrangement, the components of the fuel cell system can be all mounted on the system carrier 400, and then the system carrier 400 is hoisted on the vehicle body through a crane, so that the assembly efficiency is greatly improved, and the space is reasonably utilized.
It should be noted that the supporting underframe 300 and the system supporting frame 400 in the fuel cell system for dual-system rail transit provided by the embodiment are formed by assembling and welding mild alloy steel pipes and plate bending pieces, so that the material cost is low, and the integral secondary machining is avoided.
The embodiment provides a rail vehicle, which comprises a vehicle body and a fuel cell system for dual-system rail vehicle; the fuel cell system for the dual-system rail transit is arranged on the vehicle body.
Specifically, compared with the prior art, the rail vehicle provided in this embodiment has the advantages of the fuel cell system for dual-system rail vehicle, and will not be described herein again.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A fuel cell system for dual system rail traffic, comprising: a system shield (100), a fuel cell assembly (200), a carrier chassis (300) and two system carriers (400);
the two system loading frames (400) are arranged on the bearing underframe (300) in parallel, the length direction of the system loading frames (400) is consistent with that of the bearing underframe (300), and the two adjacent system loading frames (400) are connected through a frame connecting beam (500);
the fuel cell assembly (200) is provided on the carrier chassis (300) and the system carrier (400);
the bearing underframe (300) is provided with a first protective cover mounting seat (301), and the system protective cover (100) is detachably mounted on the first protective cover mounting seat (301).
2. The dual system rail transit fuel cell system of claim 1, wherein the system protective cover (100) comprises a cover body (110), a front plate (120), and a rear plate;
a second protective cover mounting seat (111) matched with the protective cover mounting seat is arranged at the bottom of the cover body (110);
the front plate (120) is arranged at the front end of the cover body (110), and the rear plate is arranged at the rear end of the cover body (110);
a ventilation grid (130) is provided on both the front plate (120) and the rear plate.
3. The fuel cell system for the dual-system rail transit according to claim 2, wherein the cover body (110) includes a trapezoidal upper cover (112) and side covers (113), the side covers (113) are provided on both sides of the trapezoidal upper cover (112), and an access door (114) which can be opened and closed is provided on three faces of the trapezoidal upper cover (112);
and the trapezoidal upper cover (112) is provided with an exhaust emission seat (115) provided with an exhaust emission filter element;
an air inlet hole (116) is arranged on the side cover (113).
4. The fuel cell system for two-system rail transit according to claim 2, wherein a plurality of maintenance plates (140) for maintenance are detachably provided on both the front plate (120) and the rear plate, and a plurality of passages (150) for the entrance and exit of internal pipelines are opened on both the front plate (120) and the rear plate.
5. The fuel cell system for dual system rail transit according to any one of claims 1 to 4, wherein the fuel cell assembly (200) includes an air filter system (201) and an appliance module (202);
a first mounting seat (302) used for mounting the system bearing frame (400) is arranged on the bearing chassis (300), and a second mounting seat (401) matched with the first mounting seat (302) is arranged at the bottom of the system bearing frame (400);
the air filter system is characterized in that air filter mounting seats (310) used for bearing the air filter system (201) are arranged at two ends of the bearing bottom frame (300), and electric appliance mounting seats (320) used for bearing electric appliance modules (202) are further arranged at two ends of the bearing bottom frame (300).
6. The fuel cell system for dual system rail transit according to claim 5, wherein a plurality of load-carrying chassis lifting seats (303) are provided on the load-carrying chassis (300).
7. The fuel cell system for two-system rail transit according to claim 5, wherein the fuel cell assembly (200) further comprises a PTC heater (203), a solenoid valve (204), a humidifier (205), an air compressor (206), a high-pressure water pump (207), an intercooler (208), and an auxiliary water pump (209);
the system carrier (400) includes a lower frame (410), an upper frame (420), and a post (430);
a PTC mounting seat (411) for mounting the PTC heater (203), a solenoid valve mounting seat (412) for mounting the solenoid valve (204), a humidifier mounting seat (413) for mounting the humidifier (205) and an air compressor mounting seat (414) for mounting an air compressor (206) are sequentially arranged on one side of the lower frame (410) along the length direction of the lower frame;
a high-pressure water pump mounting seat (415) for mounting the high-pressure water pump (207), an intercooler mounting seat (416) for mounting the intercooler (208) and an auxiliary water pump mounting seat (417) for mounting the auxiliary water pump (209) are sequentially arranged on one side of the lower frame (410) along the length direction of the lower frame;
and a system hoisting seat (431) is arranged on the outer side of the upright column (430).
8. The dual system rail transit fuel cell system of claim 7, wherein the fuel cell assembly (200) further comprises a stack (210) and a low voltage electrical system (211);
the upper frame (420) is sequentially provided with a low-voltage mounting seat (421) for mounting the low-voltage electronic system (211) and a galvanic pile mounting seat (422) for mounting the galvanic pile (210) along the length direction of the upper frame;
the low-pressure mounting seat (421) is positioned above the high-pressure water pump mounting seat (415).
9. The fuel cell system for two-system rail transit according to claim 8, wherein the fuel cell assembly (200) further includes a gas-liquid separator;
the upright post (430) is provided with a gas-liquid separator mounting seat (432) for mounting the gas-liquid separator, and the gas-liquid separator mounting seat (432) is positioned above the PTC mounting seat (411).
10. A rail vehicle comprising a vehicle body and a fuel cell system for dual system rail vehicles according to any one of claims 1 to 9;
the fuel cell system for the dual-system rail transit is arranged on the vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111652658.7A CN114347811A (en) | 2021-12-30 | 2021-12-30 | Fuel cell system for dual-system rail transit and rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111652658.7A CN114347811A (en) | 2021-12-30 | 2021-12-30 | Fuel cell system for dual-system rail transit and rail transit |
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| Publication Number | Publication Date |
|---|---|
| CN114347811A true CN114347811A (en) | 2022-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111652658.7A Pending CN114347811A (en) | 2021-12-30 | 2021-12-30 | Fuel cell system for dual-system rail transit and rail transit |
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| Country | Link |
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| CN (1) | CN114347811A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116135585A (en) * | 2023-04-17 | 2023-05-19 | 苏州中车氢能动力技术有限公司 | Combined fuel cell system for rail transit |
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