CN109263487A - Fuel-cell vehicle generated output test platform and working method - Google Patents
Fuel-cell vehicle generated output test platform and working method Download PDFInfo
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- CN109263487A CN109263487A CN201811359286.7A CN201811359286A CN109263487A CN 109263487 A CN109263487 A CN 109263487A CN 201811359286 A CN201811359286 A CN 201811359286A CN 109263487 A CN109263487 A CN 109263487A
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- test
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- 238000000034 method Methods 0.000 title claims abstract description 18
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000001257 hydrogen Substances 0.000 claims abstract description 55
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 55
- 230000001105 regulatory effect Effects 0.000 claims abstract description 40
- 239000000446 fuel Substances 0.000 claims abstract description 37
- 239000007789 gas Substances 0.000 claims abstract description 34
- 239000003990 capacitor Substances 0.000 claims description 26
- 230000008859 change Effects 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 230000004044 response Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- 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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
Abstract
The present invention relates to a kind of fuel-cell vehicle generated output test platform and working methods, this fuel-cell vehicle generated output test platform includes: hydrogen fuel cell group, supply air line regulating device, test controller, automobile speed test device and electric energy compensation device；Wherein the supply air line regulating device is suitable for the hydrogen in hydrogen storage bottle accessing to hydrogen fuel cell group, the hydrogen fuel cell group produces electricl energy the driving motor being supplied in automobile speed test device, driving motor drives fuel-cell vehicle operation, and by speed feedback to test controller；The test controller is suitable for carrying out power compensation to driving motor by electric energy compensation device in the gap of supply air line regulating device adjustment gas output.
Description
Technical field
The invention belongs to new energy fields, and in particular to a kind of fuel-cell vehicle generated output test platform and work side
Method.
Background technique
Compared with conventional fuel oil automobile, fuel-cell vehicle has many advantages, such as environmental protection, green, accomplishes 0 discharge substantially, but mesh
Preceding fuel cell car, in operation of fuel cells, hydrogen be flowed on bipolar plate runner (runner is often snakelike distribution
The only groove of a few mm wide depths), there are obvious pressure differences for entrance and exit, simple to add due to the problems such as there are the reaction time
Big air demand can not significantly improve generated output, therefore, in vehicle in speed-raising or down speeding procedure, have certain lag
Property, response not in time, reduces driving experience.
Therefore, it is necessary to design a kind of new fuel-cell vehicle generated output test platform and working method, to hydrogen fuel
Adjusting is made in the power generation output of battery pack, to improve the response speed of speed-raising or reduction of speed.
Summary of the invention
The object of the present invention is to provide a kind of fuel-cell vehicle generated output test platform and working methods.
In order to solve the above-mentioned technical problems, the present invention provides a kind of fuel-cell vehicle generated output test platforms, comprising:
Hydrogen fuel cell group, supply air line regulating device, test controller, automobile speed test device and power compensation dress
It sets；Wherein
The supply air line regulating device is suitable for the hydrogen in hydrogen storage bottle accessing to hydrogen fuel cell group, the hydrogen fuel cell
Group produces electricl energy the driving motor being supplied in automobile speed test device, and driving motor drives fuel-cell vehicle operation, and will
Speed feedback is to test controller；
The test controller is suitable in the gap of supply air line regulating device adjustment gas output through electric energy compensation device to biography
Dynamic motor carries out power compensation.
Further, the supply air line regulating device includes an air inlet and the different gas outlet of several bores；
The air inlet is connected by electromagnetic relief pressure valve with the air supply opening of the hydrogen storage bottle；
Each gas outlet is all connected with the air inlet of hydrogen fuel cell group,
The test controller is suitable for control supply air line regulating device and changes gas outlet to adjust gas output.
Further, the electric energy compensation device includes: super capacitor, two-way DC/DC converter, wherein
The two-way DC/DC converter includes: the first, second, third and fourth switching tube；Wherein
The second end of first switch tube is connected with the first end of third switching tube and the second end of second switch is switched with the 4th
Pipe first end is connected, to connect the anode of super capacitor by two coupling inductances respectively；
The first end of the first switch tube connects hydrogen fuel cell group output after being connected with the first end of second switch is female
Line；
The second end of the third switching tube accesses hydrogen fuel cell group and super electricity after being connected with the second end of the 4th switching tube
The negative terminal of appearance；And
The control terminal of first, second, third and fourth switching tube is connected with the test controller, i.e.,
When test controller controls vehicle deceleration, the test controller control supply air line regulating device reduces gas output,
And control two-way DC/DC converter and charge to super capacitor, so that hydrogen fuel cell group is generated current distributing to power compensation
Device.
Further, when test controller control vehicle speed-raising, the test controller controls supply air line regulating device
Increase gas output, and controls two-way DC/DC converter and discharge super capacitor, the electric energy pair for storing electric energy compensation device
Driving motor carries out power compensation.
Further, the test controller is further adapted for according to the current vehicle speed of driving motor and deceleration or the corresponding mesh that raises speed
Mark speed controls the charge or discharge electric current to super capacitor of two-way DC/DC converter；
The test controller is suitable for recording the change curve and speed change curve of charging and or discharging current.
Another aspect, the present invention also provides a kind of working methods of fuel-cell vehicle generated output test platform, i.e.,
The hydrogen in hydrogen storage bottle is accessed into hydrogen fuel cell group by supply air line regulating device, is generated by hydrogen fuel cell group
Electric energy is supplied to the driving motor in automobile speed test device, and driving motor drives fuel-cell vehicle operation, and speed is anti-
It is fed to test controller；
The test controller is suitable in the gap of supply air line regulating device adjustment gas output through electric energy compensation device to biography
Dynamic motor carries out positive and negative power compensation, and records positive and negative compensation electric current simultaneously.
Further, the working method is suitable for using above-mentioned fuel-cell vehicle generated output test platform.
Further, the positive compensation electric current is the discharge current of super capacitor in electric energy compensation device；And
The negative compensation electric current is the charging current of super capacitor in electric energy compensation device.
The invention has the advantages that this fuel-cell vehicle generated output test platform and working method are able to detect gas supply
Speed situation of change of the pipeline regulating device after adjusting gas output, the gap that can be changed according to speed by test controller
Power compensation is carried out to driving motor by electric energy compensation device, can accurately be obtained fast between current vehicle speed and target vehicle speed
Corresponding relationship between degree difference and charging and or discharging current provides number to study the speed-raising of fuel-cell vehicle and slowing down to respond
According to support.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the functional block diagram of fuel-cell vehicle generated output test platform of the invention；
Fig. 2 is the functional block diagram of electric energy compensation device in the present invention.
In figure: first switch tube S1, second switch S2, third switching tube S3, the 4th switching tube S4, coupling inductance L1,
L2, super capacitor Csuper。
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Embodiment 1
Fig. 1 is the functional block diagram of fuel-cell vehicle generated output test platform of the invention；
As shown in Figure 1, the present embodiment 1 provides a kind of fuel-cell vehicle generated output test platform, comprising: hydrogen fuel cell
Group, supply air line regulating device, test controller, automobile speed test device and electric energy compensation device；The wherein gas supply
Pipeline regulating device is suitable for the hydrogen in hydrogen storage bottle accessing to hydrogen fuel cell group, and the hydrogen fuel cell group, which produces electricl energy, to be mentioned
The driving motor in automobile speed test device is supplied, driving motor drives fuel-cell vehicle operation, and speed feedback is extremely surveyed
Try controller；The test controller is suitable for passing through electric energy compensation device in the gap of supply air line regulating device adjustment gas output
Positive and negative power compensation is carried out to driving motor.
In the present embodiment, electromagnetic relief pressure valve is additionally provided between hydrogen storage bottle and supply air line regulating device, the electromagnetism subtracts
Pressure valve is controlled by test controller.
The test controller can be according to speed, and the rolling resistance inputted in advance, complete vehicle weight, rolling resistance system
The transmission efficiency of number, acceleration of gravity, air drag, grade resistance, acceleration resistance and vehicle transmission system calculates vehicle
The calculation formula of required power in the process of moving, above-mentioned required power belongs to the prior art, and the present embodiment is not to above-mentioned meter
It calculates formula and makes improvement.
During the test, since the reaction of hydrogen fuel cell group is there are the time, come to speed in response to belt certain
Hysteresis quality can not provide timely power and response of slowing down, therefore, by between supply air line regulating device adjusts gas output
Gap carries out positive and negative power compensation to driving motor by electric energy compensation device, can effectively make up this skill of hydrogen fuel cell group
Art defect keeps power variation effective much sooner, improves the driving pleasure of electric car.Therefore, it is necessary to preferably test hydrogen combustion
Expect the generated output of battery pack and the corresponding relationship of positive and negative power compensation, and and records positive and negative compensation electric current simultaneously.
In the present embodiment, positive power compensation, i.e., corresponding positive compensation electric current, and be super capacitor in electric energy compensation device
Discharge current plays quick response and improves speed；Negative power compensation, i.e., corresponding negative compensation electric current, and in electric energy compensation device
The charging current of super capacitor plays quick response decelerating effect, by power storage, in case using when positive power compensation.
As two kinds of optional embodiments of supply air line regulating device, the first supply air line regulating device can be adopted
With gas flow regulating valve, controlled by test controller.
Second of supply air line regulating device may include an air inlet and the different gas outlet of several bores；It is described
Air inlet is connected by electromagnetic relief pressure valve with the air supply opening of the hydrogen storage bottle；Each gas outlet is all connected with the air inlet of hydrogen fuel cell group
Mouthful, it is equipped with hollow rotating shaft in supply air line regulating device, several are offered on the axial wall of hollow rotating shaft and is suitable for and corresponding outlet
The stomata of mouth adaptation, and bore is different；The end of hollow rotating shaft is connected to the air inlet of supply air line regulating device；It is described hollow
Shaft is driven by stepper motor and is rotated, and the stepper motor is controlled by test controller and rotated, when hollow rotating shaft rotation, stomata
Be adapted with the gas outlet of supply air line regulating device, gas from the end of hollow rotating shaft enter, by hollow section by stomata, go out
Port is exported to hydrogen fuel cell group.
The rotational angle of stepper motor is adapted with the position of stomata, the gas outlet of supply air line regulating device, to realize
Change gas outlet by supply air line regulating device to adjust gas output.
Fig. 2 is the functional block diagram of electric energy compensation device in the present invention.
As shown in Fig. 2, in the present embodiment, the electric energy compensation device includes: super capacitor, two-way DC/DC converter,
Wherein the two-way DC/DC converter includes: the first, second, third and fourth switching tube；The wherein second end of first switch tube
It is connected with the first end of third switching tube and the second end of second switch is connected with the 4th switching tube first end, passes through respectively
The anode of two coupling inductances connection super capacitor；After the first end of the first switch tube is connected with the first end of second switch
Connect the output bus of hydrogen fuel cell group；The second end of the third switching tube is connected with the second end of the 4th switching tube to be followed by
Enter the negative terminal of hydrogen fuel cell group and super capacitor；And the control terminal of first, second, third and fourth switching tube with
The test controller is connected, i.e., the speed of the described test controller acquisition driving motor, when test controller control vehicle subtracts
When fast, the test controller control supply air line regulating device reduces gas output, and controls two-way DC/DC converter to super
Capacitor charges, and hydrogen fuel cell group is made to generate current distributing to electric energy compensation device.
And when test controller control vehicle speed-raising, the test controller control supply air line regulating device increases
Gas output, and control two-way DC/DC converter and discharge super capacitor, the electric energy for storing electric energy compensation device is to transmission
Motor carries out power compensation.
The test controller is further adapted for according to the current vehicle speed of driving motor and deceleration or the corresponding target vehicle speed that raises speed
Control the charge or discharge electric current to super capacitor of two-way DC/DC converter；The test controller be suitable for record charging and/
Or the change curve of discharge current and speed change curve.
Specifically, charged state, i.e. test controller, which are suitable for controlling two-way DC/DC converter, works in Buck mode to super
Grade capacitor charges；Discharge condition, i.e. test controller are suitable for controlling two-way DC/DC converter and work in Boost mode pair
Super capacitor discharges.
The test controller is further adapted for detecting hydrogen fuel cell group output electric current and voltage, and is converted into power generation function
Rate can establish the corresponding relationship between generated output and speed, after setting new target vehicle speed, by record charging and/
Or the change curve of discharge current and speed change curve, it can accurately obtain speed difference between current vehicle speed and target vehicle speed
Corresponding relationship between charging and or discharging current provides data branch to study the speed-raising of fuel-cell vehicle and slowing down to respond
It holds.
Embodiment 2
The present embodiment 2 on that basis of example 1, provides a kind of working method of fuel-cell vehicle generated output test platform,
I.e.
The hydrogen in hydrogen storage bottle is accessed into hydrogen fuel cell group by supply air line regulating device, is generated by hydrogen fuel cell group
Electric energy is supplied to the driving motor in automobile speed test device, and driving motor drives fuel-cell vehicle operation, and speed is anti-
It is fed to test controller；
The test controller is suitable in the gap of supply air line regulating device adjustment gas output through electric energy compensation device to biography
Dynamic motor carries out positive and negative power compensation, and records positive and negative compensation electric current simultaneously.
The compensation electric current is the discharge current of super capacitor in electric energy compensation device.
For the specific structure and working principle of fuel-cell vehicle generated output test platform, embodiment 1 may refer to
Above content, details are not described herein again.
In conclusion this fuel-cell vehicle generated output test platform and working method, which are able to detect supply air line, adjusts dress
The speed situation of change after adjusting gas output is set, can be mended according to the gap that speed changes by electric energy by test controller
It repays device and power compensation is carried out to driving motor, can accurately obtain speed difference and charging between current vehicle speed and target vehicle speed
And/or the corresponding relationship between discharge current, data support is provided to study the speed-raising of fuel-cell vehicle and slowing down to respond.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (8)
1. a kind of fuel-cell vehicle generated output test platform characterized by comprising
Hydrogen fuel cell group, supply air line regulating device, test controller, automobile speed test device and power compensation dress
It sets；Wherein
The supply air line regulating device is suitable for the hydrogen in hydrogen storage bottle accessing to hydrogen fuel cell group, the hydrogen fuel cell
Group produces electricl energy the driving motor being supplied in automobile speed test device, and driving motor drives fuel-cell vehicle operation, and will
Speed feedback is to test controller；
The test controller is suitable in the gap of supply air line regulating device adjustment gas output, by electric energy compensation device to biography
Dynamic motor carries out power compensation.
2. fuel-cell vehicle generated output test platform according to claim 1, which is characterized in that
The supply air line regulating device includes an air inlet and the different gas outlet of several bores；
The air inlet is connected by electromagnetic relief pressure valve with the air supply opening of the hydrogen storage bottle；
Each gas outlet is all connected with the air inlet of hydrogen fuel cell group,
The test controller is suitable for control supply air line regulating device and changes gas outlet to adjust gas output.
3. fuel-cell vehicle generated output test platform according to claim 2, which is characterized in that
The electric energy compensation device includes: super capacitor, two-way DC/DC converter, wherein
The two-way DC/DC converter includes: the first, second, third and fourth switching tube；Wherein
The second end of first switch tube is connected with the first end of third switching tube and the second end of second switch is switched with the 4th
Pipe first end is connected, to connect the anode of super capacitor by two coupling inductances respectively；
The first end of the first switch tube connects hydrogen fuel cell group output after being connected with the first end of second switch is female
Line；
The second end of the third switching tube accesses hydrogen fuel cell group and super electricity after being connected with the second end of the 4th switching tube
The negative terminal of appearance；And
The control terminal of first, second, third and fourth switching tube is connected with the test controller, i.e.,
When test controller controls vehicle deceleration, the test controller control supply air line regulating device reduces gas output,
And control two-way DC/DC converter and charge to super capacitor, so that hydrogen fuel cell group is generated current distributing to power compensation
Device.
4. fuel-cell vehicle generated output test platform according to claim 3, which is characterized in that
When test controller control vehicle speed-raising, the test controller control supply air line regulating device increases gas output,
And control two-way DC/DC converter and discharge super capacitor, make electric energy compensation device store electric energy to driving motor into
Row power compensation.
5. fuel-cell vehicle generated output test platform according to claim 3 or 4, which is characterized in that
The test controller is further adapted for according to the current vehicle speed of driving motor and deceleration or corresponding target vehicle speed control of raising speed
The charge or discharge electric current to super capacitor of two-way DC/DC converter；
The test controller is suitable for recording the change curve and speed change curve of charging and or discharging current.
6. a kind of working method of fuel-cell vehicle generated output test platform, which is characterized in that
The hydrogen in hydrogen storage bottle is accessed into hydrogen fuel cell group by supply air line regulating device, is generated by hydrogen fuel cell group
Electric energy is supplied to the driving motor in automobile speed test device, and driving motor drives fuel-cell vehicle operation, and speed is anti-
It is fed to test controller；
The test controller is suitable in the gap of supply air line regulating device adjustment gas output, by electric energy compensation device to biography
Dynamic motor carries out positive and negative power compensation, and records positive and negative compensation electric current simultaneously.
7. working method according to claim 6, which is characterized in that
The working method is suitable for using such as the described in any item fuel-cell vehicle generated output test platforms of claim 2-5.
8. working method according to claim 7, which is characterized in that
The positive compensation electric current is the discharge current of super capacitor in electric energy compensation device；And
The negative compensation electric current is the charging current of super capacitor in electric energy compensation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811359286.7A CN109263487A (en) | 2018-11-15 | 2018-11-15 | Fuel-cell vehicle generated output test platform and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811359286.7A CN109263487A (en) | 2018-11-15 | 2018-11-15 | Fuel-cell vehicle generated output test platform and working method |
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Family
ID=65189032
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| CN201811359286.7A Pending CN109263487A (en) | 2018-11-15 | 2018-11-15 | Fuel-cell vehicle generated output test platform and working method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111257756A (en) * | 2020-02-03 | 2020-06-09 | 浙江锋源氢能科技有限公司 | Fuel cell testing system |
| WO2024040743A1 (en) * | 2022-08-26 | 2024-02-29 | 东莞市本末科技有限公司 | Method and apparatus for compensating for kinetic energy for electric motor, and device and computer-readable storage medium |
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