CN103883435B - Canister desorption heater, canister desorption system, vehicle and canister desorption method - Google Patents
Canister desorption heater, canister desorption system, vehicle and canister desorption method Download PDFInfo
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- CN103883435B CN103883435B CN201210556797.4A CN201210556797A CN103883435B CN 103883435 B CN103883435 B CN 103883435B CN 201210556797 A CN201210556797 A CN 201210556797A CN 103883435 B CN103883435 B CN 103883435B
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- canister
- valve
- heater
- interface
- desorption
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- 238000003795 desorption Methods 0.000 title claims abstract description 108
- 238000000034 method Methods 0.000 title claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 41
- 239000007788 liquid Substances 0.000 claims description 37
- 238000001179 sorption measurement Methods 0.000 claims description 14
- 239000002828 fuel tank Substances 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 46
- 239000000446 fuel Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 17
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Landscapes
- Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
Abstract
The invention discloses a kind of canister desorption heater, wherein, this canister desorption heater includes the air intake heater (11) with air inlet (15) and gas outlet (16), control valve (13) and pipe joint (14), this pipe joint (14) at least includes first interface (141), second interface (142) and an atmosphere connection port, the gas outlet (16) of wherein said air intake heater (11) is connected to the first valve interface of described control valve (13), second valve interface of this control valve (13) is connected to the first interface (141) of described pipe joint (14), described control valve (13) can control as making described first valve interface connect with described second valve interface or end. described canister desorption heater makes canister desorption after being installed on canister time the fuel molecule in canister can abundant desorption, thus improving the activity of activated carbon in canister, extend the service life of canister.
Description
Technical field
The present invention relates to canister desorption technology field, in particular it relates to a kind of canister desorption heater. It addition, the invention still further relates to a kind of canister desorption system including above-mentioned canister desorption heater and vehicle. Additionally, the present invention provides a kind of canister desorption method further.
Background technology
In prior art, canister generally comprises adsorption orifice, desorption mouth and atmosphere entry, adsorption orifice is connected with fuel tank, desorption mouth is connected to the inlet manifold of electromotor, and the connection between desorption mouth and inlet manifold is by Valve EGR control, atmosphere entry makes the inside of canister be connected with air, and the gasoline vapor of fuel tank enters canister by adsorption orifice. Canister desorption process is: after the Valve EGR of Engine ECU control is opened, canister enters desorption operating mode, specifically, under motor intake manifold suction function, air flows into canister from atmosphere entry, take away absorption fuel molecule on the activated carbon, enter electromotor through pipe-line and participate in burning. This shows that canister adsorption process is only when Valve EGR could perform after opening, but the absorption of canister but occurs all the time.
Generally, during canister desorption, temperature is more high more be conducive to the volatilization of fuel molecule, canister desorption of the prior art carries out at ambient temperature, desorption effect is limited by ambient temperature and does not reach perfect condition, thus adsorbing fuel molecule on the activated carbon can not abundant desorption, if things go on like this, part fuel molecule will forever occupy activated carbon hole, thus decreasing the adsorbance of activated carbon, the activity of activated carbon thus reduces, therefore after canister reaches capacity, fuel molecule easily overflows, and causes the pollution of air.
Summary of the invention
A technical problem to be solved by this invention is to provide a kind of canister desorption heater, this canister desorption heater makes canister desorption after being installed on canister time, the fuel molecule in canister can abundant desorption, thus improving the activity of activated carbon in canister, extend the service life of canister.
Additionally, another technical problem to be solved by this invention is to provide a kind of canister desorption system, when this canister desorption system makes canister desorption the fuel molecule in canister can abundant desorption, thus improving the activity of activated carbon in canister, extend the service life of canister.
In addition, a present invention technical problem to be solved further is to provide a kind of vehicle, when the canister desorption system that this vehicle includes makes canister desorption the fuel molecule in canister can abundant desorption, thus improving the activity of activated carbon in canister, extend the service life of canister.
And, another technical problem to be solved by this invention is to provide a kind of canister desorption method, the fuel molecule that this canister desorption method enables to during canister desorption in canister can abundant desorption, thus improving the activity of activated carbon in canister, extend the service life of canister.
To achieve these goals, the present invention provides a kind of canister desorption heater, wherein, this canister desorption heater includes the air intake heater with air inlet and gas outlet, control valve and pipe joint, this pipe joint at least includes first interface, second interface and an atmosphere connection port, the gas outlet of wherein said air intake heater is connected to the first valve interface of described control valve, second valve interface of this control valve is connected to the first interface of described pipe joint, described control valve can control as making described first valve interface connect with described second valve interface or end.
Preferably, described control valve is electric-controlled switch valve or bi-bit bi-pass solenoid directional control valve.
Preferably, the gas outlet of described air intake heater is connected to the first valve interface of described control valve by pipeline, second valve interface of this control valve is connected to the first interface of described pipe joint by pipeline, and the pipeline between described air intake heater and described control valve is additionally provided with air filter.
Preferably, described pipe joint is tee pipe coupling, and the atmosphere connection port of this pipe joint is the 3rd interface of described tee pipe coupling.
Preferably, described air intake heater is liquid heating type heater, and this liquid heating type heater includes for introducing the inlet adding hot liquid and for exporting the liquid outlet adding hot liquid.
On the basis of technique scheme, the present invention also provides for a kind of canister desorption system, including the canister for adsorbing fuel-steam, the adsorption orifice of this canister is connected to fuel tank, the desorption mouth of this canister is connected to pipe-line, this pipe-line is connected to engine charge pipeline, described pipe-line is provided with the Valve EGR for controlling the connection of this pipe-line or cut-off, wherein, this canister desorption system also includes the canister desorption heater according to technique scheme, second interface of described pipe joint is connected with the atmosphere entry of described canister.
Preferably, described air intake heater is liquid heating type heater, this liquid heating type heater includes for introducing the inlet adding hot liquid and for exporting the liquid outlet adding hot liquid, and described inlet and liquid outlet are connected on the cooling water circulation pipeline of electromotor.
Preferably, described control valve and described Valve EGR are electrically connected in controller, to be controlled the on off state of described control valve and described Valve EGR by this controller.
It addition, the present invention reoffers a kind of vehicle, wherein, this vehicle includes the canister desorption system according to technique scheme.
In addition, the present invention further provides a kind of canister desorption method, wherein, this canister desorption method includes the partial-air admission air-flow of electromotor is heated, and makes the described partial-air admission air-flow through heating be fed to described electromotor via for adsorbing the canister of fuel-steam.
By above technical scheme analyze it can be seen that canister desorption heater provided by the invention make after being installed on canister the fuel molecule in canister can abundant desorption, thus improving the activity of activated carbon in canister, the service life of prolongation canister. specifically, the second interface of the pipe joint in canister desorption heater is connected on the atmosphere entry of canister, is manipulated by connection or disconnection that valve realizes between air-intake heating mechanism and canister. when canister carries out desorption, operation controls valve and air-intake heating mechanism is connected with canister, Valve EGR is opened, thus canister connects with engine charge pipeline, in engine charge pipeline under the effect of negative pressure, the air stream canister is entered through heating from air-intake heating mechanism, make in activated carbon hole completely can not to be activated and again become steam by the fuel molecule of desorption, fuel-steam flows through in the inlet manifold that pipe-line enters electromotor along with the air entered in canister, thus, activated carbon activity recovery, extend the service life of canister. in addition, the canister desorption system that the present invention also provides for, under preferred form, control valve and Valve EGR is electrically connected to same controller, being operated by this controller and realize the on off state controlling valve and Valve EGR, especially, controller controls valve and Valve EGR is opened simultaneously or closes, improve canister desorption effect, and be beneficial to environmental protection.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, is used for explaining the present invention, but is not intended that limitation of the present invention together with detailed description below. In the accompanying drawings:
Fig. 1 is the schematic diagram of canister desorption system according to the preferred embodiment of the present invention.
Description of reference numerals
1 canister desorption heater 11 air intake heater
12 air filters 13 control valve
14 pipe joint 141 first interfaces
142 second interface 143 the 3rd interfaces
15 air inlet 16 gas outlets
17 inlet 18 liquid outlets
2 canister 21 atmosphere entrys
22 adsorption orifice 23 desorption mouths
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail. It should be appreciated that detailed description of the invention described herein is merely to illustrate and explains the present invention, it is not limited to the present invention.
Canister desorption heater 1 provided by the invention includes air-intake heating mechanism 11, controls valve 13 and pipe joint 14, air-intake heating mechanism 11 has air inlet 15 and gas outlet 16, as shown in Figure 1, pipe joint 14 at least includes first interface the 141, second interface 142 and an atmosphere connection port, and the gas outlet 16 of air intake heater 11 is connected to the first valve interface controlling valve 13, the second valve interface controlling valve 13 is connected to the first interface 141 of pipe joint 14, controls valve 13 and can control as making the first valve interface and the connection of the second valve interface or cut-off.
Canister on vehicle generally comprises desorption mouth, adsorption orifice and atmosphere entry, atmosphere entry all the time open in an atmosphere, thus canister is connected to air to lead to all the time.Adsorption orifice is connected to fuel tank, desorption mouth is connected with the admission line of electromotor by pipe-line, and adsorption orifice is to maintain normal connection with fuel tank. During absorption, in fuel tank, the fuel molecule of volatilization can enter canister, is adsorbed on the activated carbon in canister, and the air discharged from fuel tank can be discharged in air by atmosphere entry. The connection of the admission line of desorption mouth and electromotor is then controlled by the Valve EGR being arranged near desorption mouth, when Valve EGR is in open mode, canister connects with the admission line of electromotor, due to the negative pressure within engine charge pipeline, air in air can enter canister by atmosphere entry, then enters eventually in the admission line of electromotor. In this case, the part fuel molecule in canister can flow in the admission line of electromotor along with the air passed therethrough, and this process is the desorption process of canister.
Thus, when controlling the first valve interface and the connection of the second valve interface of valve 13, air-intake heating mechanism 11 connects with pipe joint 14; When the first valve interface and the second valve interface that control valve 13 are off, it is off between air-intake heating mechanism 11 and pipe joint 14. Control valve 13 thereby through operation to make between air-intake heating mechanism 11 and pipe joint 14 to be connection or disconnection. Therefore, as shown in the figure, being connected on the atmosphere entry of canister 2 by the second interface 142 of canister desorption heater 1, canister 2 passes through atmosphere connection port and the atmosphere of pipe joint 14, thus the fuel molecule evaporated from fuel tank is momentarily adsorbed by canister.
It is capable of the connection between air-intake heating mechanism 11 and canister 2 or disconnection owing to operation controls valve 13. When canister carries out desorption, operation controls valve 13 and air-intake heating mechanism 11 is connected with canister 2, owing to air-intake heating mechanism 11 is heated by air stream therein, so entering the air stream canister 2 through heating from air-intake heating mechanism 11, owing to the desorption process of activated carbon is heat absorption, therefore during desorption, enter the airflow temperature in canister 2 more high, activated carbon hole completely can not more easily be activated and again becomes fuel-steam by the fuel molecule of desorption, thus extend the service life of canister. Avoid simultaneously the fuel molecule in the activated carbon hole of conventional canister can not completely desorption and make when ambient temperature is too high, great amount of fuel oil molecule can escape in air by the atmosphere entry of canister, thus causing environmental pollution, it is unfavorable for the situation of environmental protection.
As preferred embodiment, controlling valve can be electric-controlled switch valve or bi-bit bi-pass solenoid directional control valve. As long as valve can be manipulated by be realized the connection between air-intake heating mechanism 11 and pipe joint 14 and disconnect. Use electric-controlled switch valve mentioned above or bi-bit bi-pass solenoid directional control valve, it is possible to be easy to operation.
The gas outlet 16 of air intake heater 11 can be directly connected to control the first valve interface of valve 13, and the second valve interface controlling valve 13 can also be directly connected in the first interface 141 of pipe joint 14. As preferred embodiment, the gas outlet 16 of air intake heater 11 is connected to the first valve interface controlling valve 13 by pipeline, and the second valve interface of this control valve 13 is connected to the first interface 141 of pipe joint 14 by pipeline. In order to the air stream through controlling valve 13 is purified, avoid the impurity in air stream to be trapped in canister 2, it is preferable that the pipeline between air intake heater 11 and control valve 13 is additionally provided with air filter 12 simultaneously.
For ease of connecting and reducing production cost, as preferred embodiment, pipe joint 14 is tee pipe coupling, and the atmosphere connection port of this pipe joint 14 is the 3rd interface 143 of tee pipe coupling.
Air intake heater 11 can be any form of heater, as long as can heat by air stream therein, as preferred embodiment, air intake heater 11 is liquid heating type heater, and this liquid heating type heater includes for introducing the inlet 17 adding hot liquid and for exporting the liquid outlet 18 adding hot liquid. Adopt liquid heating type heater to be capable of recycling of liquid, reduce the pollution to environment.
On the basis of technique scheme, the invention also discloses a kind of canister desorption system, as shown in Figure 1, this canister desorption system includes canister 2, canister 2 is used for adsorbing fuel-steam, the adsorption orifice 22 of canister 2 is connected to fuel tank, the desorption mouth 23 of this canister 2 is connected to pipe-line, this pipe-line is connected to engine charge pipeline, pipe-line is provided with the Valve EGR for controlling the connection of this pipe-line or cut-off, this canister desorption system also includes the canister desorption heater 1 according to technique scheme, second interface 142 of pipe joint 14 is connected with the atmosphere entry 21 of canister 2. during canister desorption, Valve EGR is opened, pipe-line connects, thus engine charge pipeline connects with canister, again control valve is opened, thus air-intake heating mechanism 11 connects with canister 2, owing to air-intake heating mechanism 11 is heated by air stream therein, under suction function in engine charge pipeline, the air stream entered canister 2 from air-intake heating mechanism 11 is through heating, additionally, also the air having in part air enters into canister 2 from the atmosphere connection port of pipe joint, absorption fuel molecule on the activated carbon is made again to become fuel-steam, along with air stream enters in engine charge pipeline through desorption mouth 23, it is then shut off Valve EGR and controls valve 13, the desorption process of canister completes.
The adsorption orifice of canister 2 is connected to fuel tank, second interface 142 of pipe joint is connected with the atmosphere entry 21 of canister 2, owing to pipe joint includes atmosphere connection port, so being entered after in canister 2 by adsorption orifice 22 when the fuel molecule in fuel tank volatilizees, fuel molecule in fuel-steam can by the activated carbon adsorption in canister thus being trapped in canister 2, remaining air then can escape in air by the atmosphere connection port of pipe joint, thus reduces the fuel-steam of the effusion pollution to surrounding from fuel tank.
As preferred embodiment, air intake heater 11 is liquid heating type heater, this liquid heating type heater includes for introducing the inlet 17 adding hot liquid and being connected on the cooling water circulation pipeline of electromotor for exporting the liquid outlet 18 adding hot liquid, inlet 17 and liquid outlet 18. In this way, the thermal source of air intake heater 11 comes from the heat that electromotor work produces, and inlet 17 and liquid outlet 18 is connected on the cooling water circulation pipeline of electromotor, it is possible to make full use of the heat that electromotor work produces, save the energy, be beneficial to environmental protection.
In order to perform the desorption of canister in real time, the convenient operation controlling valve and Valve EGR, controls valve and Valve EGR is electrically connected in controller, is controlled the on off state of valve and Valve EGR by this controller.
As preferred embodiment, control valve and Valve EGR are capable of opening simultaneously or closing by controller, it is possible to ensure that canister desorption process has the air stream of heating all the time through canister 2, thus improving the desorption effect of canister, additionally, avoid coming back in air with the air stream of fuel molecule, be beneficial to environmental protection.
Additionally, the vehicle that the present invention also provides for includes the canister desorption system according to technique scheme.
Further, the canister desorption method that the present invention also provides for includes the partial-air admission air-flow of electromotor is heated, and makes the partial-air admission air-flow through heating be fed to electromotor via for adsorbing the canister 2 of fuel-steam. Due to by the charge air flow of canister 2 through heating, so being conducive to the desorption of the fuel molecule being adsorbed in activated carbon space in canister 2, improve canister desorption effect, extend canister 2 service life.
By above technical scheme analyze it can be seen that canister desorption heater provided by the invention make after being installed on canister the fuel molecule in canister can abundant desorption, thus improving the activity of activated carbon in canister, the service life of prolongation canister. specifically, the second interface of the pipe joint in canister desorption heater is connected on the atmosphere entry of canister, is manipulated by connection or disconnection that valve realizes between air-intake heating mechanism and canister. when canister carries out desorption, operation controls valve and air-intake heating mechanism is connected with canister, Valve EGR is opened, thus canister connects with engine charge pipeline, in engine charge pipeline under the effect of negative pressure, the air stream canister is entered through heating from air-intake heating mechanism, make in activated carbon hole completely can not to be activated and again become steam by the fuel molecule of desorption, fuel-steam flows through in the inlet manifold that pipe-line enters electromotor along with the air entered in canister, thus, activated carbon activity recovery, extend the service life of canister. in addition, the canister desorption system that the present invention also provides for, under preferred form, control valve and Valve EGR is electrically connected to same controller, being operated by this controller and realize the on off state controlling valve and Valve EGR, especially, controller controls valve and Valve EGR is opened simultaneously or closes, improve canister desorption effect, and be beneficial to environmental protection.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing; but; the present invention is not limited to the detail in above-mentioned embodiment; in the technology concept of the present invention; technical scheme can being carried out multiple simple variant, these simple variant belong to protection scope of the present invention. It is further to note that, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, it is possible to be combined by any suitable mode, in order to avoid unnecessary repetition, various possible compound modes are no longer illustrated by the present invention separately. Additionally, can also carry out combination in any between the various different embodiment of the present invention, as long as it is without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. a canister desorption heater, it is characterized in that, this canister desorption heater includes the air intake heater (11) with air inlet (15) and gas outlet (16), control valve (13) and pipe joint (14), this pipe joint (14) at least includes first interface (141), second interface (142) and an atmosphere connection port, the gas outlet (16) of wherein said air intake heater (11) is connected to the first valve interface of described control valve (13), second valve interface of this control valve (13) is connected to the first interface (141) of described pipe joint (14), described control valve (13) can control as making described first valve interface connect with described second valve interface or end.
2. canister desorption heater according to claim 1, it is characterised in that described control valve is electric-controlled switch valve or bi-bit bi-pass solenoid directional control valve.
3. canister desorption heater according to claim 1, it is characterized in that, the gas outlet (16) of described air intake heater (11) is connected to the first valve interface of described control valve (13) by pipeline, second valve interface of this control valve (13) is connected to the first interface of described pipe joint (14) by pipeline, and the pipeline between described air intake heater (11) and described control valve (13) is additionally provided with air filter (12).
4. canister desorption heater according to claim 1, it is characterized in that, described pipe joint (14) is tee pipe coupling, the 3rd interface (143) that atmosphere connection port is described tee pipe coupling of this pipe joint (14).
5. canister desorption heater according to any one of claim 1 to 4, it is characterized in that, described air intake heater (11) is liquid heating type heater, and this liquid heating type heater includes for introducing the inlet (17) adding hot liquid and for exporting the liquid outlet (18) adding hot liquid.
6. a canister desorption system, including the canister (2) for adsorbing fuel-steam, the adsorption orifice (22) of this canister (2) is connected to fuel tank, the desorption mouth (23) of this canister (2) is connected to pipe-line, this pipe-line is connected to engine charge pipeline, described pipe-line is provided with the Valve EGR for controlling the connection of this pipe-line or cut-off, it is characterized in that, this canister desorption system also includes canister desorption heater according to any one of claim 1 to 5, second interface (142) of described pipe joint (14) is connected with the atmosphere entry (21) of described canister (2).
7. canister desorption system according to claim 6, it is characterized in that, described air intake heater (11) is liquid heating type heater, this liquid heating type heater includes for introducing the inlet (17) adding hot liquid and being connected on the cooling water circulation pipeline of electromotor for exporting the liquid outlet (18) adding hot liquid, described inlet (17) and liquid outlet (18).
8. canister desorption system according to claim 6, it is characterized in that, described control valve (13) and described Valve EGR are electrically connected in controller, to be controlled the on off state of described control valve (13) and described Valve EGR by this controller.
9. a vehicle, it is characterised in that this vehicle includes the canister desorption system according to any one of claim 6 to 8.
10. a canister desorption method, it is characterized in that, this canister desorption method includes first the partial-air admission air-flow of electromotor being heated, and then via being used for being adsorbed with the canister (2) of fuel-steam, the described partial-air admission air-flow through heating is fed to described electromotor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210556797.4A CN103883435B (en) | 2012-12-20 | 2012-12-20 | Canister desorption heater, canister desorption system, vehicle and canister desorption method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210556797.4A CN103883435B (en) | 2012-12-20 | 2012-12-20 | Canister desorption heater, canister desorption system, vehicle and canister desorption method |
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| CN103883435A CN103883435A (en) | 2014-06-25 |
| CN103883435B true CN103883435B (en) | 2016-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115217677B (en) * | 2022-02-21 | 2024-03-01 | 广州汽车集团股份有限公司 | Fuel vapor desorption system and fuel vapor desorption method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106948974B (en) * | 2017-03-24 | 2019-05-31 | 江苏大学 | It is a kind of to shake the device that energy improves canister desorption ability using recycling oil liquid |
| CN108120654B (en) * | 2017-12-20 | 2020-09-18 | 东风汽车集团有限公司 | Multifunctional carbon tank test system and test method |
| JP6948989B2 (en) * | 2018-07-11 | 2021-10-13 | 愛三工業株式会社 | Evaporative fuel processing equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202325911U (en) * | 2011-11-22 | 2012-07-11 | 东风汽车公司 | Device used by hybrid power automobile for accelerating carbon tank desorption with tail gas waste heat |
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| JP3763502B2 (en) * | 1997-10-22 | 2006-04-05 | 本田技研工業株式会社 | Evaporative fuel emission prevention device for internal combustion engine |
| KR100448408B1 (en) * | 2002-05-16 | 2004-09-13 | 기아자동차주식회사 | Fuel supply system for vehicles |
| JP5280296B2 (en) * | 2009-05-18 | 2013-09-04 | 愛三工業株式会社 | Leakage inspection apparatus and leakage inspection method for evaporated fuel processing apparatus |
| KR20120060100A (en) * | 2010-12-01 | 2012-06-11 | 현대자동차주식회사 | Fuel Vapor Treating Apparatus of Vehicle |
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| CN202325911U (en) * | 2011-11-22 | 2012-07-11 | 东风汽车公司 | Device used by hybrid power automobile for accelerating carbon tank desorption with tail gas waste heat |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115217677B (en) * | 2022-02-21 | 2024-03-01 | 广州汽车集团股份有限公司 | Fuel vapor desorption system and fuel vapor desorption method |
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Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing baowo Automobile Co.,Ltd. Address before: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee before: Beijing treasure Car Co.,Ltd. |
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Denomination of invention: Carbon canister desorption heating device, carbon canister desorption system, vehicle and carbon canister desorption method Effective date of registration: 20200817 Granted publication date: 20160608 Pledgee: BEIQI FOTON MOTOR Co.,Ltd. Pledgor: Beijing baowo Automobile Co.,Ltd. Registration number: Y2020990000978 |
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Date of cancellation: 20231123 Granted publication date: 20160608 Pledgee: BEIQI FOTON MOTOR Co.,Ltd. Pledgor: Beijing baowo Automobile Co.,Ltd.|Borgward Automotive (China) Co., Ltd. Registration number: Y2020990000978 |
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