CN106870121A - Fuel cell car two-stage pressurization air compressor system - Google Patents
Fuel cell car two-stage pressurization air compressor system Download PDFInfo
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- CN106870121A CN106870121A CN201710135196.9A CN201710135196A CN106870121A CN 106870121 A CN106870121 A CN 106870121A CN 201710135196 A CN201710135196 A CN 201710135196A CN 106870121 A CN106870121 A CN 106870121A
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- Prior art keywords
- air compressor
- stage pressurization
- pressurization air
- fuel cell
- cell car
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/013—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/005—Cooling of pump drives
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel Cell (AREA)
Abstract
The present invention relates to a kind of fuel cell car two-stage pressurization air compressor system, including two-stage pressurization air compressor body, air compressor driver；Wherein two-stage pressurization air compressor body includes double volute, bilobed wheel and HVDC motors and special cooling water flow conduits, and air compressor driver includes voltage-stablizer, rectifier, fuse, screen layer, wiring board and inside programming.Two-stage pressurization air compressor is in the process of running, the rotating speed of air compressor can be accurately controlled by air compressor driver, guarantee system constantly can precisely be fed back, and realize that high-revolving operation needs the cooling effect of special cooling water flow conduits, compared with prior art, the present invention uses the effect of special cooling water flow conduits and screen layer, it is ensured that the pressure of two-stage pressurization air compressor, range of flow demand, has the advantages that rotating speed high, low power consumption, small volume, maintenance are simple.
Description
Technical field
The invention belongs to technical field of automobile engine, it is related to a kind of fuel cell car two-stage pressurization air compressor system
System, more particularly to a kind of special double coolings of fuel cell car rotating speed big flow two-stage pressurization air compressor system high.
Background technology
With the sustainable growth of Chinese national economy, the continuous improvement of living standards of the people, automobile has become people and goes out
Capable indispensable instrument, with the increase of China's multiple city hazes, allows it was recognized that to develop new energy very urgent,
New-energy automobile is considered as the important step of energy transition, and Proton Exchange Membrane Fuel Cells automobile is considered as current new energy
The representative the most ripe of automobile electricity production.It is that chemical reaction occurs with the oxygen in hydrogen and air to produce electric energy, so as to push away
Electrical automobile advances, the series of advantages such as it has simple structure, is not polluted to air, efficient energy-saving.
To ensure that fuel battery engines can continue efficient operation, it is necessary to certain hydrogen supply and air supply,
Hydrogen supply needs hydrogen subsystem to provide, and air supply needs air compressor system and cooling water channel dual system to carry
For the demand of high-power engine (80-120kw) being met for the supply for ensureing air, by double cooling rotating speed big flows high
Two-stage pressurization air compressor system is pressurized to air, and the oxygen met in hydrogen and air comes according to certain ratio
Chemically reacted, met without the demand of fuel battery engines generated energy under operating mode.
Current centrifugal air compressor typically uses electric-machine directly-driven mode, with the raising of rotating speed, to the rotor in motor,
The requirement meeting more and more higher of stator and main shaft, rotating speed more high flow capacity is bigger, can more meet the need of high power fuel cell engine
Ask, current rotational speed of air compressor turns in 30000-50000, the now mechanical friction of main shaft is present, while the heat spreader of motor,
The problems such as heat dissipation problem, dynamic stability of rotor of rotor, cannot all solve.In sum, the presence of above mentioned problem is all needed
To be optimized and be solved in the design of double cooling rotating speed big flow two-stage pressurization air compressor systems high.
The content of the invention
The technical problems to be solved by the invention are：Overcome the problem and defect of above-mentioned prior art presence and one kind is provided
The two-stage pressurization air compressor system of 80-100KW high power fuel cell engines can be met, it is possible to provide moderate pressure,
Range of flow actual demand wide, has the advantages that the simple fuel battery engines of rotating speed high, long-life, low power consumption, maintenance
Double coolings rotating speed big flow two-stage pressurization air compressor system high.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：
A kind of fuel cell car two-stage pressurization air compressor system, it is characterised in that the two-stage pressurization air pressure
Contracting machine includes：Including two-stage pressurization air compressor body, air compressor driver；Wherein two-stage pressurization air compressor sheet
Body includes double volute, bilobed wheel and HVDC motors and special cooling water flow conduits, and air compressor driver includes voltage stabilizing
Device, rectifier, fuse, screen layer, wiring board and inside programming.
Used as a preferred embodiment of the present invention, described pair of volute is connected with impeller, and both sides impeller is differed with volute, leads to
Scroll connection is crossed to be pressurized tolerance.
As a preferred embodiment of the present invention, Ti-Ni alloy protective layer is provided with inside the HVDC motor, protected
Motor for preventing electromagnetic interference.
Used as a preferred embodiment of the present invention, the bilobed wheel is connected with HVDC motor, by high voltage direct current
The high speed of machine rotarily drives impeller rotating boosting.
Used as a preferred embodiment of the present invention, the HVDC motor high-voltage line is connected with air compressor machine driver,
Wherein high-voltage line outside needs to set double shield layer, prevents excessive electric current from producing and disturbs turning for two-stage pressurization air compressor
Speed.
Used as a preferred embodiment of the present invention, the HVDC motor outside devises helical flow path, it is ensured that existing
The cooling that 60000 turns of some high-speed electric expreess locomotives, the water flow passage design of double volutes, it is ensured that more 80000 turns of radiating at a high speed.
Used as a preferred embodiment of the present invention, the air compressor machine driver is using advanced sine wave FOC without position
Control technology, using distinctive Starting mode and speed responsive pattern, using the teaching of the invention it is possible to provide superpower moment of torsion and capability of fast response, fits
The motor control for rotating used in sensorless and at a high speed.
As a preferred embodiment of the present invention, the air compressor controller input voltage range in 300-550VDC, most
Big output current 130A, starts voltage 12-24VDC, and certain rated current, rated voltage and specified work(are set as needed
Rate, communication modes use CAN communication, environment temperature to be applied to -30-65 DEG C.
Used as a preferred embodiment of the present invention, the air compressor controller is cooled down using certain water flow passage, cold
But liquid uses automobile specified freezing liquid.
Compared with prior art, beneficial effects of the present invention are in following several respects：
Double cooling rotating speed big flow two-stage pressurization air compressor systems high are pressurized using stage impeller, and unilateral impeller exists
One-level supercharging is carried out in the presence of volute, pressure transmission is carried out by scroll, supercharging of progressively increasing is carried out in opposite side, meet rotating speed high
Moderate pressure, big flow demand, double sided impeller blade when both sides are pressurized is different；
The rotating speed high operation of double cooling rotating speed big flow two-stage pressurization air compressor systems high be unable to do without cooling system, and
The cooling of motor uses special helical flow path, is to greatest extent cooled down motor, it is ensured that motor runs at high speed, and high
Speed motor drives bilobed wheel rotation, produces substantial amounts of heat, and certain cooling is carried out by the spiral water runner on volute, it is ensured that
The compressed air temperature flowed out from volute is in certain scope, it is ensured that the temperature required for fuel battery engines air side
Degree, pressure and traffic demand.
High-speed electric expreess locomotive of the invention outside carries out the shielding protection of motor internal using Ti-Ni alloy, at the same with air compressor machine control
The connected high-tension bus-bar of device processed carries out double layer screen, prevents electromagnetic interference, it is ensured that high-speed electric expreess locomotive moderate pressure, and big flow is needed
Ask；
The high speed rotation of air compressor machine is by air compressor controller using the position-sensorless control technology of advanced sine wave FOC
It is precisely controlled to realize, while the radiating of air compressor controller needs certain special water flow passage to carry out to system radiating.
Brief description of the drawings
Fig. 1 plants the double cooling rotating speed big flow two-stage pressurization air compressor cutting structures high of fuel cell car for the present invention
Schematic diagram.
Fig. 2 illustrates for the present invention plants the double cooling rotating speed big flow two-stage pressurization air compressor structures high of fuel cell car
Figure.
Fig. 3 is a kind of double cooling rotating speed big flow two-stage pressurization air compressor water flow passages high of fuel cell car of the invention
Schematic diagram.
Fig. 4 is a kind of double cooling rotating speed big flow two-stage pressurization air compressor water flow passages high of fuel cell car of the invention
Cut-away illustration.
Fig. 5 is a kind of fuel cell car air compressor controller water flow passage schematic diagram of the invention.
Fig. 6 plants the double cooling rotating speed big flow two-stage pressurization air compressor system structures high of fuel cell car for the present invention
Schematic diagram.
Accompanying drawing mark is as follows：
1st, one-level entrance 2, one stage impeller
3rd, one-level volute 4, scroll
5th, 6, two grades of volutes of sencond stage impeller
A, one-level volute water flow passage B, two grades of volute water flow passages
C, high-speed electric expreess locomotive spiral water runner D, high-tension bus-bar port
E, double coolings rotating speed big flow two-stage pressurization air compressor high
F, double coolings rotating speed big flow two-stage pressurization air compressor controller high
G, double layer screen floor height line ball
H, double coolings rotating speed big flow two-stage pressurization air compressor system high
A, air compressor controller water flow passage entrance b, air compressor controller water flow passage
C, the outlet of air compressor controller water flow passage
Specific embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
Embodiment one
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 are referred to, invention describes a kind of high turn of the double coolings of fuel cell car
Fast big flow two-stage pressurization air compressor system, the two-stage pressurization air compressor includes：Including two-stage pressurization air pressure
Contracting machine body E, air compressor driver F；Wherein two-stage pressurization air compressor body includes double volutes 3,6, bilobed wheel 2,
5, HVDC motor I and special spiral cooling water flow conduits C, air compressor driver F include voltage-stablizer G, rectifier G,
Fuse G, screen layer G, wiring board G and inside programming G.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, air cools down the one of rotating speed big flow two-stage pressurization air compressor E high double
Level entrance 1, by the drainage of scroll 4 in the runner of fluid design volute 3, reaches two by the pressurization of one stage impeller 2
Level volute 6, under the repressurization of sencond stage impeller 5, makes compressed air reach suitable flow and pressure, to refer in particular to herein
Go out, in order to reach the purpose that flow is adapted to 80-100kw fuel cell car power outputs with pressure, bilobed wheel is in one-level
Pressurization is suitable for different compressed air require and pressure demands from two-stage pressurizing；Simultaneously in order to meet flow and pressure, high pressure
The special water flow passage C of direct current generator I have passed through fluidized special helical design, it is ensured that the high speed electricity that 60000-80000 turns
Machine can normally radiate, for the temperature requirements further radiated with two stage air compressor outlet side, in the He of one-level volute 3
Same design water flow passage meets radiating requirements in two grades of volutes 6.HVDC motor I bands in certain confined space
The rotation of movable vane wheel 2,4 can provide the flow and pressure of high speed, and the particular design of water flow passage B, C ensure that rotating speed high with
The carrying out of flow.
As shown in Figure 5, Figure 6, double cooling rotating speed big flow two-stage pressurization air compressor system H high, it is characterised in that bag
Double cooling rotating speed big flow two-stage pressurization air compressor E, double layer screen floor height line ball G, air compressor controller high are included
F；The high speed rotation of double cooling rotating speed big flow two-stage pressurization air compressor E high needs air compressor controller F using first
The position-sensorless control technology of the sine wave FOC for entering, using distinctive Starting mode and speed responsive pattern, using the teaching of the invention it is possible to provide superpower
Moment of torsion and capability of fast response, in order to meet normal operational requirements, it is necessary to the connection of double layer screen floor height line ball G, and double screen
Covering the presence of layer reduces the phase of air compressor controller F and double cooling rotating speed big flow two-stage pressurization air compressor E high
Mutually interference, is provided with the normal operation that Ti-Ni alloy protective layer further ensure that high-speed electric expreess locomotive inside HVDC motor.
The normal work of air compressor controller F be unable to do without the demand of radiating, and special water flow passage enters in entrance a, by special water
Runner b Homogeneouslly-radiatings, eventually pass through outlet c outflow systems, have taken away the waste heat of air compressor controller F, it is ensured that system
Normal operation.
In sum, the present invention develops a double cooling rotating speed big flow two-stage pressurization air compressor systems high, no
Double cooling rotating speed big flow two-stage pressurization air compressors high are only included, air compressor controller is further comprises, rotating speed can reach
Turn to 60000-80000, it is adaptable to the demand of fuel cell car at least 80-100KW systems.
Here description of the invention and application are illustrative, are not wishing to limit the scope of the invention to above-described embodiment
In.The deformation and change of embodiments disclosed herein are possible, real for those skilled in the art
The replacement and equivalent various parts for applying example are known.It should be appreciated by the person skilled in the art that not departing from the present invention
Spirit or essential characteristics in the case of, the present invention can in other forms, structure, arrangement, ratio, and with other components,
Material and part are realized.In the case where scope and spirit of the present invention are not departed from, embodiments disclosed herein can be entered
Other deformations of row and change.
Claims (10)
1. a kind of fuel cell car two-stage pressurization air compressor system, it is characterised in that the two-stage pressurization air compression
Machine includes：Including two-stage pressurization air compressor body, air compressor driver；Wherein two-stage pressurization air compressor body
Including double volutes, bilobed wheel and HVDC motor and special cooling water flow conduits, air compressor driver include voltage-stablizer,
Rectifier, fuse, screen layer, wiring board and inside programming；
Described pair of volute is connected with impeller, and both sides impeller is differed with volute, and tolerance is pressurized by scroll connection；
The bilobed wheel is connected with HVDC motor, and impeller rotating boosting is rotarily driven by the high speed of HVDC motor；
Ti-Ni alloy protective layer is provided with inside the HVDC motor, motor for preventing electromagnetic interference is protected；
The HVDC motor high-voltage line is connected with air compressor machine driver, and wherein high-voltage line outside needs to set double shield
Layer, prevents excessive electric current from producing the rotating speed for disturbing two-stage pressurization air compressor；
The HVDC motor outside devises helical flow path, it is ensured that the cooling that 60000 turns of existing high-speed electric expreess locomotive, double whirlpools
The water flow passage design of shell, it is ensured that more 80000 turns of radiating at a high speed；
The air compressor machine driver using advanced sine wave FOC position-sensorless control technology, using distinctive Starting mode and
Speed responsive pattern, using the teaching of the invention it is possible to provide superpower moment of torsion and capability of fast response, is useful in sensorless and revolves at a high speed
The motor control for turning；
The air compressor controller input voltage range starts voltage 12- in 300-550VDC, maximum output current 130A
24VDC, sets certain rated current, rated voltage and rated power as needed, and communication modes use CAN communication, environment
Temperature is applied to -30-65 DEG C；
The air compressor controller is cooled down using certain water flow passage, and coolant uses automobile specified freezing liquid.
2. a kind of fuel cell car two-stage pressurization air compressor system, it is characterised in that the two-stage pressurization air compression
Machine includes：Including two-stage pressurization air compressor body, air compressor driver；Wherein two-stage pressurization air compressor body
Including double volutes, bilobed wheel and HVDC motor and special cooling water flow conduits, air compressor driver include voltage-stablizer,
Rectifier, fuse, screen layer, wiring board and inside programming.
3. fuel cell car two-stage pressurization air compressor system according to claim 2, it is characterised in that：
Described pair of volute is connected with impeller, and both sides impeller is differed with volute, and tolerance is pressurized by scroll connection.
4. fuel cell car two-stage pressurization air compressor system according to claim 2, it is characterised in that：
The bilobed wheel is connected with HVDC motor, and impeller rotating boosting is rotarily driven by the high speed of HVDC motor.
5. fuel cell car two-stage pressurization air compressor system according to claim 2, it is characterised in that：
Ti-Ni alloy protective layer is provided with inside the HVDC motor, motor for preventing electromagnetic interference is protected.
6. fuel cell car two-stage pressurization air compressor system according to claim 2, it is characterised in that：
The HVDC motor high-voltage line is connected with air compressor machine driver, and wherein high-voltage line outside needs to set double shield
Layer, prevents excessive electric current from producing the rotating speed for disturbing two-stage pressurization air compressor.
7. fuel cell car two-stage pressurization air compressor system according to claim 2, it is characterised in that：
The HVDC motor outside devises helical flow path, it is ensured that the cooling that 60000 turns of existing high-speed electric expreess locomotive, double whirlpools
The water flow passage design of shell, it is ensured that more 80000 turns of radiating at a high speed.
8. fuel cell car two-stage pressurization air compressor system according to claim 2, it is characterised in that：
The air compressor machine driver using advanced sine wave FOC position-sensorless control technology, using distinctive Starting mode and
Speed responsive pattern, using the teaching of the invention it is possible to provide superpower moment of torsion and capability of fast response, is useful in sensorless and revolves at a high speed
The motor control for turning.
9. fuel cell car two-stage pressurization air compressor system according to claim 2, it is characterised in that：
The air compressor controller input voltage range starts voltage 12- in 300-550VDC, maximum output current 130A
24VDC, sets certain rated current, rated voltage and rated power as needed, and communication modes use CAN communication, environment
Temperature is applied to -30-65 DEG C.
10. fuel cell car two-stage pressurization air compressor system according to claim 2, it is characterised in that：
The air compressor controller is cooled down using certain water flow passage, and coolant uses automobile specified freezing liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710135196.9A CN106870121B (en) | 2017-03-08 | 2017-03-08 | Fuel cell car two-stage pressurization air compressor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710135196.9A CN106870121B (en) | 2017-03-08 | 2017-03-08 | Fuel cell car two-stage pressurization air compressor system |
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| Publication Number | Publication Date |
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| CN106870121A true CN106870121A (en) | 2017-06-20 |
| CN106870121B CN106870121B (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710135196.9A Active CN106870121B (en) | 2017-03-08 | 2017-03-08 | Fuel cell car two-stage pressurization air compressor system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021764A (en) * | 2018-01-09 | 2019-07-16 | 郑州宇通客车股份有限公司 | Fuel battery air compressor module and fuel cell |
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| JP4432360B2 (en) * | 2003-05-09 | 2010-03-17 | 株式会社島津製作所 | Compression device |
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| CN104948503A (en) * | 2014-03-24 | 2015-09-30 | 现代自动车株式会社 | Air compressor and fuel cell system having the same |
| CN204992834U (en) * | 2015-07-29 | 2016-01-20 | 台州熠威机电有限公司 | Direct current motor decides structure of rotor |
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| CN105889096A (en) * | 2016-05-06 | 2016-08-24 | 同济大学 | Two-stage series pressurization direct-driven centrifugal air compressor of fuel cell engine |
| CN106160593A (en) * | 2016-07-12 | 2016-11-23 | 张前 | Permanent magnetic brushless commutation method for optimizing position |
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2017
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| US6193473B1 (en) * | 1999-03-31 | 2001-02-27 | Cooper Turbocompressor, Inc. | Direct drive compressor assembly with switched reluctance motor drive |
| JP4432360B2 (en) * | 2003-05-09 | 2010-03-17 | 株式会社島津製作所 | Compression device |
| CN105829728A (en) * | 2014-02-25 | 2016-08-03 | 三菱重工业株式会社 | Multistage electric centrifugal compressor and supercharging system of internal combustion engine |
| CN104948503A (en) * | 2014-03-24 | 2015-09-30 | 现代自动车株式会社 | Air compressor and fuel cell system having the same |
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| CN204992834U (en) * | 2015-07-29 | 2016-01-20 | 台州熠威机电有限公司 | Direct current motor decides structure of rotor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110021764A (en) * | 2018-01-09 | 2019-07-16 | 郑州宇通客车股份有限公司 | Fuel battery air compressor module and fuel cell |
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| Publication number | Publication date |
|---|---|
| CN106870121B (en) | 2019-04-16 |
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Effective date of registration: 20190311 Address after: 314006 room 2401, block B, 705 Asia Pacific Road, Nanhu District, Jiaxing, Zhejiang. Applicant after: Jiaxing de burning power system Co., Ltd. Address before: 241003 No. 6, 3, Science and Technology Park, South High-tech Industrial Development Zone, Wuhu, Anhui Province Applicant before: ANHUI KANGNUO NEW ENERGY AUTOMOBILE TECHNOLOGY CO., LTD. |
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Address after: 314006 room 2401, block B, 705 Asia Pacific Road, Nanhu District, Jiaxing, Zhejiang. Patentee after: Deran (Zhejiang) Power Technology Co.,Ltd. Address before: 314006 room 2401, block B, 705 Asia Pacific Road, Nanhu District, Jiaxing, Zhejiang. Patentee before: JIAXING DERAN POWER SYSTEM CO.,LTD. |
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