CN110146660A - Fuel cell car tail-gas detection device - Google Patents
Fuel cell car tail-gas detection device Download PDFInfo
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- CN110146660A CN110146660A CN201910517588.0A CN201910517588A CN110146660A CN 110146660 A CN110146660 A CN 110146660A CN 201910517588 A CN201910517588 A CN 201910517588A CN 110146660 A CN110146660 A CN 110146660A
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- fuel cell
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- 238000001514 detection method Methods 0.000 title claims abstract description 94
- 239000000446 fuel Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 106
- 239000007789 gas Substances 0.000 claims abstract description 67
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000001257 hydrogen Substances 0.000 claims abstract description 37
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 37
- 230000000712 assembly Effects 0.000 claims abstract description 17
- 238000000429 assembly Methods 0.000 claims abstract description 17
- 239000012535 impurity Substances 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 3
- 239000004519 grease Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- -1 and therefore Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/005—H2
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Fuel Cell (AREA)
Abstract
The present invention relates to density of hydrogen detection fields, and in particular to a kind of fuel cell car tail-gas detection device.The moisture in tail gas is discharged from drain assembly using oil water separator by the present invention, impurity in tail gas is filtered by filter assemblies, the accuracy of the impurity effects gas detection such as the large quantity of moisture contained in vehicle exhaust and dust is avoided, effectively ensures that subsequent hydrogen detection components measuring accuracy is unaffected；In order to guarantee the measurement accuracy of detection device, pressure sensor can be measured in real time and feed back to detection tail gas pressure, ensure service using life and measuring accuracy, when pipeline inner pressure value is more than Tail gas measuring permissible value, safety valve, which is opened, carries out pressure release, to guarantee that flow in a certain range, is further ensured that detection accuracy.
Description
Technical field
The present invention relates to density of hydrogen detection fields, and in particular to a kind of fuel cell car tail-gas detection device.
Background technique
National standard GB/T 37154-2018 fuel cell electric vehicle, vehicle hydrogen discharge test method was in 07 month 2019
It executes within 01st.Currently on the market without matured product, it is hand-held hydrogen gas sensor that vehicle factor, which examines be mostly used in exhaust emissions,.
Range, precision, service life and weatherability of this kind of product etc. can not cannot meet the needs of vehicle factor.
Summary of the invention
It can the technical problem to be solved in the present invention is to provide a kind of product for meeting national standard and customer requirement, test result
The good fuel cell car tail-gas detection device of the accuracy lean on, detected.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention to solve the technical problems is:
A kind of fuel cell car tail-gas detection device, including cabinet, the cabinet are equipped with air inlet pipe, water-oil separating
Device, filter assemblies, hydrogen detection components and air pump, the air inlet pipe are connect with the oil water separator, the grease point
It is connect from device with drain assembly, the moisture in tail gas is discharged the oil water separator from drain assembly, the oil water separator
It is connect by the first pipe with filter assemblies, the impurity in tail gas is filtered by the filter assemblies, and the filter assemblies pass through
Second pipe is connect with hydrogen detection components, and the hydrogen detection components are connect by third pipe with air pump, and the air pumps out
Wind end is connect with escape pipe；
It further include pressure release exhaust pipe, the pressure release exhaust pipe is communicated with the second pipe, and the second pipe of institute is equipped with a branch pipe, described
It is provided with pressure sensor on branch pipe, the safety valve for opening and closing gas outlet is provided at the gas outlet of the pressure release exhaust pipe.
It preferably, further include standard gas detection components, the standard gas detection components include detection pipe and detect interface, described
Detection pipe is communicated with the second pipe, and the detection interface is arranged in the detection pipe, the detection interface and external tune-up equipment
Connection, the external equipment that tunes up tune up the hydrogen detection components.
Preferably, heater strip, temperature sensor and fan are provided in the cabinet, the cabinet is equipped with bracket,
It is provided with temperature sensor on the bracket, through-hole is offered on the cabinet, is provided with fan on the through-hole.
Preferably, the cabinet includes outer container and interior case, is provided with winding slot between the outer container and the interior case, described
Heater strip is arranged on the winding slot, is provided with heat-conducting glue between the outer container and the interior case.
Preferably, the drain assembly includes water storage container, water inlet pipe and outlet pipe, described water inlet pipe one end and grease
Separator connection, the other end is plugged in the water storage container, and the outlet pipe is threaded through the water storage container bottom, it is described go out
The water intake end height of water pipe is higher than the water outlet of the water inlet pipe.
Preferably, the distance between the oil water separator and the water storage container are greater than 400 ㎜.
Preferably, initial water level is provided in the water storage container, the height of the initial water level is greater than the water inlet pipe
Water outlet height, and be lower than outlet pipe water intake end height.
Preferably, hydrogen detection components and industrial personal computer are electrically connected, and are provided with start button, display screen on the industrial personal computer
And warning lamp.
Preferably, the hydrogen detection components include first sensor and second sensor, and the first sensor is height
Range coarse sensor, the second sensor are lower range high-precision sensor.
Beneficial effects of the present invention:
The moisture in tail gas is discharged from drain assembly using oil water separator by the present invention, and filter assemblies will be miscellaneous in tail gas
Matter is filtered, and avoids the accuracy of the impurity effects gas detection such as the large quantity of moisture contained in vehicle exhaust and dust, effectively
Ensure that subsequent hydrogen detection components measuring accuracy is unaffected；In order to guarantee the measurement accuracy of detection device, pressure sensor can
Detection tail gas pressure is measured in real time and is fed back, it is ensured that service using life and measuring accuracy, when pipeline inner pressure value is super
Tail gas measuring permissible value is crossed, safety valve, which is opened, carries out pressure release, to guarantee that flow in a certain range, is further ensured that detection essence
Degree.
Detailed description of the invention
Fig. 1 is a kind of fuel cell car tail-gas structure of the detecting device schematic diagram of the invention.
Fig. 2 is drain assembly schematic diagram of the invention.
Fig. 3 is industrial personal computer schematic diagram of the present invention.
Fig. 4 is box structure diagram of the present invention.
Figure label explanation: 1, oil water separator；2, water storage container；21, water inlet pipe；22, outlet pipe；3, filter assemblies；
4, standard gas detection components；5, pressure sensor；6, safety valve；7, hydrogen detection components；8, battery；9, cabinet；10, industry control
Machine；11, Full Vehicle System；12, temperature sensor；13, outer container；14, interior case；15, heater strip；16, air pump；17, power switch；
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It more fully understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Referring to Fig.1 shown in -4, a kind of fuel cell car tail-gas detection device, including cabinet 9, the cabinet 9 are equipped with
Air inlet pipe, oil water separator 1, filter assemblies 3, hydrogen detection components 7 and air pump 16, the air inlet pipe and the grease point
It is connected from device 1, the oil water separator 1 connect with drain assembly, and the oil water separator 1 is by the moisture in tail gas from draining group
Part discharge, the oil water separator 1 by first pipe connect with filter assemblies 3, the filter assemblies 3 by the impurity in tail gas into
Row filtering, the filter assemblies 3 are connect by the second pipe with hydrogen detection components 7, and the hydrogen detection components 7 pass through third pipe
It is connect with air pump 16,16 outlet air end of air pump is connect with escape pipe；
It further include pressure release exhaust pipe, the pressure release exhaust pipe is communicated with the second pipe, and the second pipe of institute is equipped with a branch pipe, described
It is provided with pressure sensor 5 on branch pipe, the safety valve for opening and closing gas outlet is provided at the gas outlet of the pressure release exhaust pipe
6, when the system pressure that pressure sensor 5 detects is greater than the value range that hydrogen detection components allow, safety valve 6 is automatically turned on
Carry out pressure release.
The moisture in tail gas is discharged from drain assembly using oil water separator 1 by the present invention, and filter assemblies 3 will be in tail gas
Impurity is filtered, and avoids the accuracy of the impurity effects gas detection such as the large quantity of moisture contained in vehicle exhaust and dust, has
Effect ensures that subsequent 7 measuring accuracy of hydrogen detection components is unaffected；In order to guarantee the measurement accuracy of detection device, pressure sensor
5 can be measured in real time and feed back to detection tail gas pressure, it is ensured that service using life and measuring accuracy, when pipeline inner pressure value
More than Tail gas measuring permissible value, safety valve 6, which is opened, carries out pressure release, to guarantee that flow in a certain range, is further ensured that detection
Precision.
It further include standard gas detection components 4, the standard gas detection components 4 include detection pipe and detection interface, the detection
Pipe is communicated with the second pipe, and the detection interface is arranged in the detection pipe, and the detection interface tunes up equipment with outside and connect,
The external equipment that tunes up tunes up the hydrogen detection components 7.
The precision of sensor can over time, and precision can generate certain deviation.Therefore, it is just needed every a period of time
Hydrogen detection part is tuned up.If component is removed from system individually tune up again to user can very not side
Just.The present invention proposes to increase standard gas detection interface for the tune-up to hydrogen detection components 7, greatly improve detection accuracy and
Tune up convenience.
Heater strip 15, temperature sensor 12 and fan are provided in the cabinet 9, the cabinet 9 is equipped with bracket, institute
It states and is provided with temperature sensor 12 on bracket, through-hole is offered on the cabinet 9, is provided with fan on the through-hole.
The cabinet 9 includes outer container 13 and interior case 14, is provided with winding slot between the outer container 13 and the interior case 14, institute
It states heater strip 15 to be arranged on the winding slot, is provided with heat-conducting glue between the outer container 13 and the interior case 14.
The working environment of Tail gas measuring device is typically all in outdoor.Detection device is influenced bigger by environment temperature.
When environment temperature is lower than the apparent freezing point of aqueous solution, oil water separator 1 and drain assembly can generate icing phenomenon.Influence device
The realization of function.Therefore, cabinet 9 is insulating box built in whole system, to reduce influence of the environment temperature to device.
Heater strip 15 and fan between outer container 13 and interior case 14 can carry out temperature regulation to single unit system, can meet client
Varying environment test request improves the degree of reliability of test, and sample rate is also dramatically speeded up, and detection range is more comprehensive, leads to
It crosses different temperatures to detect tail gas, improves the accuracy of detection.
The drain assembly includes water storage container 2, water inlet pipe 21 and outlet pipe 22, described 21 one end of water inlet pipe and grease
Separator 1 connects, and the other end is plugged in the water storage container 2, and the outlet pipe 22 is threaded through 2 bottom of water storage container,
The water intake end height of the outlet pipe 22 is higher than the water outlet of the water inlet pipe 21.
The distance between the oil water separator 1 and liquid level in the water storage container 2 L are greater than 400 ㎜.
Initial water level H is provided in the water storage container 2, the height of the initial water level is greater than going out for the water inlet pipe 21
The height H1 of water end (W.E.), and it is lower than the water intake end height H2 of outlet pipe 22.
Due to the particularity of fuel battery engines, the tail gas humidity that it is discharged is close to 100%RH, and tail gas is by grease point
After filtering from device 1, water storage container 2 can accumulate a large amount of water, and therefore, water needs timely to be discharged, and otherwise water can flow backward to pipeline
In, component is damaged, therefore it is required that discharge pipe line needs are normally opened.
In addition, the water kept in water storage container 2 cannot the distance between very few, water storage container 2 and oil water separator 1 L
Also it is greater than certain value, because pipeline and external environment, there are pressure difference, water or air in water storage container 2 can be inhaled into pipeline
In, to dilute standard gas or even damage component.
The present invention enters system pipeline using the hydraulic pressure isolation ambient atmosphere of the initial water level in water storage container 2,
Guarantee that the water level H in water storage container 2 is greater than (H1+t) mm (condition: 2 diameter Dmm of water storage container, pipeline diameter simultaneously
Dmm meets t >=400 * { (D/d) ^2 }), the present embodiment preferably scheme is that the water level H in the water storage container 2 is greater than H1+5mm
(condition: water storage container 2 diameter 100mm, pipeline diameter 10mm).The distance between oil water separator 1 and water storage container 2 L are big
In 400mm.To guarantee there is water energy to reach suction line and form certain pressure difference.
When detection device work, certain pressure difference is formed between water inlet pipe 21 and external pressure, in water storage container 2
Water is inhaled into water inlet pipe 21.When external pressure and hydraulic pressure reach balance, the liquid level in water inlet pipe 21 will be kept constant.Especially
Ground, when tail gas passes through oil water separator 1, water can be flow in water storage container 2 after being separated by water inlet pipe 21, when water storage is held
When water level in device 22 is greater than H2, the water in water storage cup is discharged by outlet pipe 22.
Hydrogen detection components 7 and industrial personal computer 10 are electrically connected, be provided on the industrial personal computer 10 start button, display screen with
And warning lamp.
On the one hand the data that hydrogen detection components 7 detect can be sent to industrial personal computer 10 by CAN communication, carry out hydrogen
The real-time display of concentration.In addition, can also be sent to Full Vehicle System 11, data branch is provided for fuel battery engines computational efficiency
It holds.
The hydrogen detection components 7 include first sensor and second sensor, and the first sensor is that high range is low
Accurate sensor, the second sensor are lower range high-precision sensor.
Using first being detected using high range coarse sensor when hydrogen detects, passing through lower range high-precision sensing
Device detection, can greatly improve detection accuracy, guarantee the reliability of test result.
The invention also includes battery 8, the oil water separator 1, filter assemblies 3, hydrogen detection components 7, air pump 16,
Heater strip 15, temperature sensor 12, fan standard gas detection components 4 and industrial personal computer 10 are electrically connected, and are provided on the cabinet 9
Power switch 17, the power switch 17 are electrically connected with the battery 8.
In use, pressing the power switch 17 of equipment, industrial personal computer 10 is opened, and test interface is opened, and test interface is shown in attached drawing
3.System carries out self-test, and temperature sensor 12 reports 9 temperature data of cabinet to industrial personal computer 10, and industrial personal computer 10 judges whether needs pair
Cabinet 9 carries out heating and thermal insulation.After temperature reaches claimed range (>=10 DEG C), the preparation before test is completed, and interface prepares
Lamp gives a green light, and interface start button brightens.
Power switch 17 is pressed, battery 8 is powered to hydrogen detection components 7 and air pump 16, and air pump 16 starts, from
And pipeline and external environment form pressure difference, fuel cell car tail-gas is inhaled into tester table pipeline, completes gas sampling.It adopts
Sample gas first passes around water-oil separating and is dried, and the water separated enters water storage container 2 by water inlet pipe 21,
Tail gas after drying is by the large particle impurity in filter assemblies removal gas.Pass through pipe by tail gas that is dry and filtering
Road be transported to hydrogen detection drilling in, detect tail gas contained in density of hydrogen value by CAN communication be uploaded to industrial personal computer 10 with
And Full Vehicle System 11 completes the upload of data, completes the m- density of hydrogen curve when showing on interface.Finally, the gas after detection
Body is discharged by escape pipe.
When the density of hydrogen value of detection gas is greater than the set value, the alarm lamp on industrial personal computer 10 is lighted.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (9)
1. a kind of fuel cell car tail-gas detection device, which is characterized in that including cabinet, the cabinet be equipped with air inlet pipe,
Oil water separator, filter assemblies, hydrogen detection components and air pump, the air inlet pipe are connect with the oil water separator, institute
It states oil water separator to connect with drain assembly, the moisture in tail gas is discharged the oil water separator from drain assembly, the oil
Separator is connect by the first pipe with filter assemblies, and the impurity in tail gas is filtered by the filter assemblies, the filtering
Component is connect by the second pipe with hydrogen detection components, and the hydrogen detection components are connect by third pipe with air pump, described
Air pump outlet air end is connect with escape pipe；
It further include pressure release exhaust pipe, the pressure release exhaust pipe is communicated with the second pipe, and the second pipe of institute is equipped with a branch pipe, the branch pipe
On be provided with pressure sensor, the safety valve for opening and closing gas outlet is provided at the gas outlet of the pressure release exhaust pipe.
2. fuel cell car tail-gas detection device as described in claim 1, which is characterized in that further include standard gas detection group
Part, the standard gas detection components include that detection pipe and detection interface, the detection pipe are communicated with the second pipe, the detection interface
It is arranged in the detection pipe, the detection interface tunes up equipment with outside and connect, and the external equipment that tunes up is to the hydrogen
Detection components are tuned up.
3. fuel cell car tail-gas detection device as described in claim 1, which is characterized in that be provided with and add in the cabinet
Heated filament, temperature sensor and fan, the cabinet are equipped with bracket, are provided with temperature sensor, the case on the bracket
Through-hole is offered on body, is provided with fan on the through-hole.
4. fuel cell car tail-gas detection device as claimed in claim 3, which is characterized in that the cabinet include outer container and
Interior case is provided with winding slot between the outer container and the interior case, the heater strip is arranged on the winding slot, the outer container
Heat-conducting glue is provided between the interior case.
5. fuel cell car tail-gas detection device as described in claim 1, which is characterized in that the drain assembly includes storing
Water container, water inlet pipe and outlet pipe, described water inlet pipe one end are connect with oil water separator, and the other end, which is plugged in the water storage, to be held
In device, the outlet pipe is threaded through the water storage container bottom, and the water intake end height of the outlet pipe is higher than the water inlet pipe
Water outlet.
6. fuel cell car tail-gas detection device as claimed in claim 5, which is characterized in that the oil water separator and institute
The distance between water storage container is stated greater than 400 ㎜.
7. fuel cell car tail-gas detection device as claimed in claim 5, which is characterized in that setting in the water storage container
There is initial water level, the height of the initial water level is greater than the height of the water outlet of the water inlet pipe, and enters water lower than outlet pipe
End height.
8. fuel cell car tail-gas detection device as described in claim 1, which is characterized in that hydrogen detection components and industry control
Machine is electrically connected, and is provided with start button, display screen and warning lamp on the industrial personal computer.
9. fuel cell car tail-gas detection device as described in claim 1, which is characterized in that the hydrogen detection components packet
First sensor and second sensor are included, the first sensor is high range coarse sensor, and the second sensor is
Lower range high-precision sensor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517588.0A CN110146660A (en) | 2019-06-14 | 2019-06-14 | Fuel cell car tail-gas detection device |
| PCT/CN2019/120836 WO2020248526A1 (en) | 2019-06-14 | 2019-11-26 | Exhaust gas test device for fuel cell vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517588.0A CN110146660A (en) | 2019-06-14 | 2019-06-14 | Fuel cell car tail-gas detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110146660A true CN110146660A (en) | 2019-08-20 |
Family
ID=67591517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517588.0A Pending CN110146660A (en) | 2019-06-14 | 2019-06-14 | Fuel cell car tail-gas detection device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110146660A (en) |
| WO (1) | WO2020248526A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024752A (en) * | 2019-12-24 | 2020-04-17 | 沃尔特电子（苏州）有限公司 | Hydrogen fuel cell automobile exhaust check out test set |
| WO2020248526A1 (en) * | 2019-06-14 | 2020-12-17 | 沃尔特电子（苏州）有限公司 | Exhaust gas test device for fuel cell vehicle |
| CN113036187A (en) * | 2021-01-27 | 2021-06-25 | 中国汽车技术研究中心有限公司 | Measuring device for measuring fuel cell automobile exhaust components |
| CN114594214A (en) * | 2022-03-10 | 2022-06-07 | 中国汽车工程研究院股份有限公司 | Fuel cell automobile exhaust sampling and detecting equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200986532Y (en) * | 2006-12-22 | 2007-12-05 | 天津市圣威科技发展有限公司 | ASM simplified loaded mode vehicle discharge gas analyzer |
| CN201449351U (en) * | 2009-07-30 | 2010-05-05 | 佛山分析仪有限公司 | Motor vehicle exhaust analyzer |
| CN201955302U (en) * | 2010-09-02 | 2011-08-31 | 武汉市天虹仪表有限责任公司 | Air passage system for real-time measurement of automobile exhaust |
| DE102014003557A1 (en) * | 2014-03-11 | 2015-09-17 | Daimler Ag | Device for detecting the hydrogen concentration |
| CN109768307A (en) * | 2019-03-14 | 2019-05-17 | 中山大洋电机股份有限公司 | The detection of fuel cell last row density of hydrogen and mixed diluting device and new-energy automobile |
| CN208902687U (en) * | 2018-09-07 | 2019-05-24 | 浙江凤登环保股份有限公司 | A kind of sample gas of on-line analysis system arranges condensation liquid device automatically |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146660A (en) * | 2019-06-14 | 2019-08-20 | 沃尔特电子（苏州）有限公司 | Fuel cell car tail-gas detection device |
-
2019
- 2019-06-14 CN CN201910517588.0A patent/CN110146660A/en active Pending
- 2019-11-26 WO PCT/CN2019/120836 patent/WO2020248526A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200986532Y (en) * | 2006-12-22 | 2007-12-05 | 天津市圣威科技发展有限公司 | ASM simplified loaded mode vehicle discharge gas analyzer |
| CN201449351U (en) * | 2009-07-30 | 2010-05-05 | 佛山分析仪有限公司 | Motor vehicle exhaust analyzer |
| CN201955302U (en) * | 2010-09-02 | 2011-08-31 | 武汉市天虹仪表有限责任公司 | Air passage system for real-time measurement of automobile exhaust |
| DE102014003557A1 (en) * | 2014-03-11 | 2015-09-17 | Daimler Ag | Device for detecting the hydrogen concentration |
| CN208902687U (en) * | 2018-09-07 | 2019-05-24 | 浙江凤登环保股份有限公司 | A kind of sample gas of on-line analysis system arranges condensation liquid device automatically |
| CN109768307A (en) * | 2019-03-14 | 2019-05-17 | 中山大洋电机股份有限公司 | The detection of fuel cell last row density of hydrogen and mixed diluting device and new-energy automobile |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020248526A1 (en) * | 2019-06-14 | 2020-12-17 | 沃尔特电子（苏州）有限公司 | Exhaust gas test device for fuel cell vehicle |
| CN111024752A (en) * | 2019-12-24 | 2020-04-17 | 沃尔特电子（苏州）有限公司 | Hydrogen fuel cell automobile exhaust check out test set |
| CN111024752B (en) * | 2019-12-24 | 2022-05-17 | 沃尔特电子（苏州）有限公司 | Hydrogen fuel cell automobile exhaust check out test set |
| CN113036187A (en) * | 2021-01-27 | 2021-06-25 | 中国汽车技术研究中心有限公司 | Measuring device for measuring fuel cell automobile exhaust components |
| CN114594214A (en) * | 2022-03-10 | 2022-06-07 | 中国汽车工程研究院股份有限公司 | Fuel cell automobile exhaust sampling and detecting equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020248526A1 (en) | 2020-12-17 |
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Application publication date: 20190820 |
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