CN202417662U - Device for preparing liquid CO2 from automobile tail gas and supplying cool air and hot air - Google Patents

Device for preparing liquid CO2 from automobile tail gas and supplying cool air and hot air Download PDF

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Publication number
CN202417662U
CN202417662U CN2011203149594U CN201120314959U CN202417662U CN 202417662 U CN202417662 U CN 202417662U CN 2011203149594 U CN2011203149594 U CN 2011203149594U CN 201120314959 U CN201120314959 U CN 201120314959U CN 202417662 U CN202417662 U CN 202417662U
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China
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tail gas
liquid
air
chamber
heat
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Expired - Fee Related
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CN2011203149594U
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Chinese (zh)
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谢小江
赖瑞林
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Abstract

The utility model discloses a device for preparing liquid CO2 from automobile tail gas and supplying cool air and hot air. The device mainly comprises a tail gas conversion device, a cool air preparation chamber, a heat exchange and waste heat recovery device, a tail gas filtering device, a device for preparing CO2 from tail gas, a CO2 liquifying device, a liquid CO2 storage tank and the like. The device changes waste gas into treasure and completely utilizes the tail gas to pass through the heat exchange and waste heat recovery device to supply hot air. By the device, the tail gas is subjected to chemical reaction to completely generate CO2, all the CO2 in the pipeline is liquefied to generate liquid CO2, and the liquid CO2 is vaporized, so that the tail gas is cooled and cool air and liquid CO2 are prepared; and after cooled, other tail gas enters an engine to perform complete combustion again, so that the liquid CO2 can be prepared from the tail gas exhausted by the automobile, cool air and hot air are provided to the compartment, zero emission of the tail gas is realized, and the temperature of the tail gas is reduced, namely the recycling aims of zero emission and cooling of the automobile tail gas, preparation of the liquid CO2 and supply of cool air and hot air are fulfilled.

Description

A kind of vehicle exhaust that utilizes prepares liquid CO 2And the device of cooling heating installation
Technical field
The utility model relates to the vehicle exhaust process field, refers in particular to a kind of circulating energy-saving device that utilizes vehicle exhaust to prepare liquid CO 2 and supply changes in temperature gas.Be used in car, bus and large truck especially.
Background technique
Along with rapid economic development, automotive industry is also along with fast development, and in this day and age, automobile has become necessary tool in people's life, also brings people when automobile brings convenience to people and endangers greatly.As everyone knows, the tail gas that automobile produces in the process of going contains a large amount of harmful gases, thereby the great pollution that causes to atmosphere.At present have an appointment 2/3 urban air of China does not reach NBS, and wherein Motor Vehicle surpasses 50% in metropolitan pollution contribution rate, and is in coastal cities, particularly outstanding.Vehicle exhaust increases the weight of the pollution of atmosphere environment day by day, and the main component of vehicle exhaust has nitrous oxide, carbon monoxide, nitrogen dioxide, sulfur dioxide, carbon dioxide, hydrocarbon, lead, benzene and some suspending particulate matters.The existence of these materials is serious, and to endanger the civic healthy, and this has caused the particularly big developed country of the automobile volume of holding of a lot of countries.Therefore, effectively the discharging of Control of Automobile tail gas improves air quality, is one of current extremely urgent problem that needs solution.
As everyone knows; The temperature of the tail gas that motor car engine is discharged up to 500 ℃～600 ℃, the heat that enters atmosphere is very surprising, particularly summer; High temperature air has had a strong impact on resident's quality of life; If these heats are discharged in the air, cause atmospheric heat to pollute easily, and cause energy waste.Therefore, need effectively lower the temperature and the preparation of cold air to tail gas, and fully recovery waste heat is one of behave of current realization energy-conserving and environment-protective.
Handle this respect for vehicle exhaust, domestic had many patents, like Chinese patent: CN201696121 U new automobile exhaust gas treating device; Though this patent can be removed the dusty gas in the tail gas; But can't effectively reduce exhaust temperature, simultaneously also can't realize recovery, the tail gas zero-emission of tail gas heat quantity and make full use of problem, particularly tail gas conversion equipment such as tail gas; Adopt precious metal catalyst; Cost is bigger, but tail gas is removed, and causes the waste of the atmospheric heat pollution and the energy easily; Like Chinese patent: CN201679585 U vehicle exhaust heat exchange process system; Though this patent can reduce exhaust temperature; But the amplitude that reduces is not very big, and yet more complicated of this heat-exchange device, can't be embodied as compartment cooling gas, dusty gas can't be stopped problems such as discharging.
Though the patent of vehicle exhaust processing aspect is many, also comes with some shortcomings: can supply heating installation to the compartment like (1) all patents, but summer, can't realize utilizing tail gas cold air to be provided to the compartment; (2) a lot of patent utilization active carbons remove tail gas, but CO and NO can not be effectively removed in active carbon adsorption; (3) most of patent utilization noble metal handle tail gas as catalyzer, but the noble metal cost is very big, and the life-span is shorter, can not recycle; (4) most of patent all is the simple tail gas of removing, and does not make full use of effective recycle that tail gas is realized vent gas treatment; (5) for the related technology of this patent, the amplitude that reduces exhaust temperature is little, and device is complicated, and cost is big.
In a word, existing patent all can't realize utilizing vehicle exhaust to prepare industrial energy---liquid CO 2, reduce exhaust temperature, auto-exhaust zero-emission and can't be that heating installation, summer are provided in the compartment is that the compartment provides cold air, realizes the vehicle exhaust recycle in winter.
Summary of the invention
The purpose of the utility model is to provide a kind of automobile self discharge tail gas of utilizing to prepare liquid CO 2, both can cold air be provided for the compartment; Heating installation can be provided again and reduce exhaust temperature, realize the circulating energy-saving device of the zero-emission of vehicle exhaust, overcome that current techniques can't be supplied changes in temperature gas simultaneously a system the inside, do not made full use of tail gas, the tail gas cooling narrow limitation that efficient is lower, cost is bigger.
The objective of the invention is to realize through following technological scheme:
A kind of vehicle exhaust that utilizes prepares liquid CO 2And the device of cooling heating installation, comprise that suction tude, outlet pipe, motor, air shooter, cooling chamber, cold air prepare chamber, heat exchange and waste heat recovering device, tail gas filter, tail gas is produced CO 2Device, CO 2Liquefaction plant, liquid CO 2Delivery pipe, liquid CO 2Storage tank, insulation board, air pump, miniature induced draft fan, time delay relay, unidirectional Auxiliary valves, control valve and controller.
With the air outlet of outlet pipe connection motor, the tip designs of described outlet pipe is a horn mouth, and on outlet pipe, is provided with filtrating equipment; Be provided with the multiple filtration net in the described filtrating equipment, the end of outlet pipe is connected with the cooling chamber, and described cooling chamber is divided into two-layer up and down; The upper strata is tail gas cooling chamber, and in tail gas cooling chamber for being provided with insulation board, and on insulation board, be provided with countless apertures; Lower floor is that cold air prepares the chamber, prepares the two ends, chamber at cold air and is respectively equipped with air pump and miniature induced draft fan, and upper strata and lower floor are connected as a single entity; With two tee tubes heat exchange and waste heat recovering device and the chamber that lowers the temperature, tail gas conversion equipment are coupled together, two ends connect cooling chamber and tail gas conversion equipment respectively, and two junctionss connect heat exchange and waste heat recovering device; And on tee tube, unidirectional Auxiliary valves is installed near place, cooling chamber, wherein, heat exchange and waste heat recovering device are made up of water tank, heat-absorbing chamber, cool air suction tude, heating conveying tube, miniature induced draft fan, gas barrier; Water tank is in the heat-absorbing chamber; Cool air suction tude, heating conveying tube are installed in the heat-absorbing chamber bottom, and on heating conveying tube, are provided with miniature induced draft fan, and are provided with gas barrier at water tank bottom and heat-absorbing chamber bottom; Gas barrier adopts thermoinsulation material; Water tank adopts the good material of heat-conducting property, and the tail gas conversion equipment is a U-shaped glass tube, and is placed with a spot of potassium permanganate and I therein 2O 5, wherein, tail gas conversion equipment one termination air shooter, the other end is connected with tee tube, with air shooter tail gas conversion equipment and tail gas is produced CO 2Device couples together, and wherein, tail gas is produced CO 2Device comprises two containers, and the solution of two receptacle splendid attires all is saturated Na 2CO 3Solution, and be provided with unidirectional Auxiliary valves connecting on the air shooter of tail gas conversion equipment and the container on the left side, two containers and air shooter couple together, and at connection container and CO 2The air shooter of liquefaction plant is provided with unidirectional Auxiliary valves and drying oven, with the liquid CO 2 delivery pipe with CO 2Liquefaction plant and liquid CO 2Storage tank, tail gas cooling chamber couple together, and on the liquid CO 2 delivery pipe, are provided with two control switchs and pressure charging valve, and these two control switchs connect same controller and CO 2Liquefaction plant, controller connect time delay relay, at liquid CO 2The bottom of storage tank connects the liquid CO 2 delivery pipe, on this pipeline, is provided with a switch, with suction tude with CO 2The air-inlet cavity of liquefaction plant and motor couples together.
As long as regularly to utilizing tail gas to produce CO 2Device, tail gas conversion equipment add the saturated Na of capacity 2CO 3Solution, an amount of potassium permanganate, recycle that just can implement device.
When engine operation, tail gas is through after the present invention, through the NO of a series of chemical reaction in removing tail gas x, CO, SO 2And produced CO carbon hydride the time 2
Basic chemical reaction process is following: 1) 5CO+I 2O 5=2I+5CO 2
2)2KMnO 4＝K 2MnO 4+MnO 2+O 2
3)4I+5O 2＝2I 2O 5
4)2NO+O 2＝2NO 2
5)2NO 2+Na 2CO 3＝NaNO 3+NaNO 2+CO 2
6)SO 2+Na 2CO 3＝Na 2SO 3+CO 2
The utility model is compared with existing technology, has the following advantages:
(1) the utility model can utilize automobile self discharge tail gas to prepare industrial important energy---liquid CO 2
(2) the utility model utilizes the tail gas of automobile self to reduce exhaust temperature, and realizes the zero-emission of tail gas.
(3) the utility model can be that the compartment provides heating installation in winter both, can be that the compartment provides cold air in summer again, can replace air-conditioning in the compartment, and simple in structure, and cost is lower.
(4) the utility model becomes waste gas into precious, makes full use of tail gas generation chemical reaction and all produces CO 2, CO then liquefies 2, the CO after the liquefaction 2Temperature reaches-50 ℃, and cooling-down effect is very good, has both removed NO fully x, CO and sulphide, reached cooling-down effect again.
(5) the utility model is practical, and chemical substance with low cost has been removed harmful NO, CO, has avoided the use of precious metal catalyst, has lowered cost greatly.
(6) a small amount of other bad airs after this practicality will be lowered the temperature are sent in the motor and are more fully burnt, and have practiced thrift the energy, have realized zero-emission, have reached environmental protection truly.
Description of drawings
Fig. 1 is the structural representation of the utility model
Among the figure:
1, motor; 2, outlet pipe; 3, filtering cavity; 4, filter screen; 5, air pump; 6, pore; Cooling chamber B (comprise 7, tail gas cooling chamber; 8, insulation board; 9, cold air prepares the chamber); 10 (a) and 10 (b) are miniature induced draft fan; 11, unidirectional Auxiliary valves; Heat exchange and waste heat recovering device C (comprise 10 (b), miniature induced draft fan; 12, heat-absorbing chamber; 13, water tank; 14, cool air suction tude; 15, gas barrier; 16, heating conveying tube; 17 Y-pipes); 18, tail gas conversion equipment; Tail gas is produced CO 2Device D (comprises that container (19), (20) are for removing NO 2, SO 2Device); 21, drying oven; 22, CO 2Liquefaction plant; 23, suction tude; 24, air-inlet cavity; 25, time delay relay; 26, controller; 27, control switch; 28, liquid CO 2Delivery pipe; 29, liquid CO 2Storage tank; 30, switch; 31, liquid CO 2Delivery pipe; 32, pressure charging valve; Not specified pipeline is air shooter.
Embodiment
Further specify below in conjunction with accompanying drawing
A kind of vehicle exhaust that utilizes prepares liquid CO 2And the device of cooling heating installation, comprise that mainly outlet pipe 2, tail gas filter 3, tail gas cooling chamber 7, cold air prepare chamber 9, miniature induced draft fan 10, unidirectional Auxiliary valves 11, heat exchange and waste heat recovering device C, utilize tail gas to produce CO 2Device D, CO 2Liquefaction plant 22, suction tude 23, time delay relay 25, insulation board 8, controller 26, control switch 27, liquid CO 2Storage tank 29, switch 30, liquid CO 2Delivery pipe 28 and 31, pressure charging valve 32.
First embodiment of the invention is applied to compartment domestic demand heating in winter gas, realizes auto-exhaust zero-emission and cooling and utilize tail gas to prepare liquid CO 2, at first in tail gas cooling chamber 7, put an amount of dry ice, ato unit 1; Through controller 26 effects, control switch 27 (a), 27 (b) on all pipelines open, and switch 30 cuts out all the time; The entry into service of miniature exhausting 10 (b) machine, air pump 5 does not turn round with miniature exhausting 10 (a), after tail gas passes through the multiple filtration net 4 in the outlet pipe 2 entering filtrating equipments 3; Can be with tail gas clean-up, the tail gas of filtration gets into B in the cooling chamber, dry ice heat absorption vaporization; In order to effectively reduce temperature, prolong the waiting time of tail gas in cooling chamber B, near the suction port of cooling chamber B and air outlet, be provided with the insulation board 8 of being with pore 6; Slow down the flow velocity of tail gas, and the lower the temperature suction port in chamber 7 of tail gas is designed to " horn mouth "; Tail gas gets into heat exchange and waste heat recovering device C can further lower the temperature, and the tail gas after the cooling increases the area of contact of heat and water through tee tube 17; Cold water absorbs tail gas heat quantity; In heat-absorbing chamber 12, carry cool air through cold air suction tude 14, the cool air in the heat-absorbing chamber 12 absorbs the heat of water tank 13, and the cool air in the heat-absorbing chamber 12 constantly absorbs heat and becomes heating installation; Through miniature induced draft fan 10; Warm air is sent in the compartment through piping 16, in order better to realize heat exchange process being provided with cold, warm air gas barrier 15 in the bottom; Gas after the cooling gets into CO and the I of tail gas conversion equipment below 18,150 ℃ 2O 5CO has been removed in reaction, generates I and CO 2, the potassium permanganate decomposes produces an amount of O subsequently 2, NO, I and O 2The reaction, removed NO, I once more with O 2Generate I again 2O 5The CO that generates 2, NO 2, and other tail gas get into and utilize tail gas to produce CO 2Behind the device D, NO 2, SO 2With the saturated Na in container 19 and 20 2CO 3Solution reaction generates CO 2, in order to prevent suck-back, tail gas conversion equipment 18 with utilize tail gas to produce CO 2Be provided with a unidirectional Auxiliary valves 11 between the device 19, both reached the purpose of removing dusty gas, produced CO again 2CO with the dry ice vaporization 2, utilize the CO of tail gas generation chemical reaction 2, original CO in the tail gas 2And send into CO together after carbon hydride and other a spot of gas process processing of drying oven 21 2 Liquefaction plant 22, time delay relay 25 and CO 2Liquefaction plant 22 couples together, and can realize for the third time cooling, makes liquid CO 2Through liquid CO 2The effect of delivery pipe 28 gets into liquid CO 2In the storage tank 29, and be back in the tail gas cooling chamber 7, at liquid CO 2Delivery pipe 28 is provided with two control switchs 27 (a), 27 (b) and pressure charging valve 32, and these two control switchs 27 (a), 27 (b) are connected with same controller 26, same time delay relay 25, are utilizing tail gas to produce CO 2Device D and CO 2Also be provided with a unidirectional Auxiliary valves 11 between the liquefaction plant 22; The suction port 24 that other cryogenic gases that do not liquefy get into motor burns more fully; After motor 1 stops, in order to make full use of tail gas, between tail gas cooling chamber 7 and liquid CO 2Close behind control switch 27 (b) the time-delay 10min between the storage tank 29; Between CO 2Liquefaction plant 22 and liquid CO 2Control switch 27 (a) and CO between the storage tank 29 2 Liquefaction plant 22 all delays time and cuts out behind the 20min, and time delay relay 25 can be connected with the automobile automatic control system, so just can fully handle tail gas.Because liquid CO 2The liquid CO that storage tank is 29 li 2Be can be more and more, after after a while, as liquid CO 2When storage tank reaches a certain amount of, through liquid CO 2Delivery pipe 31 is opened switch 30, emits a part of liquid CO quantitatively 2Thereby, can the manufacture energy---liquid CO 2Reciprocation cycle like this reaches the object of the invention later on.
Second embodiment of the invention is applied to compartment domestic demand cooling gas in summer, realizes auto-exhaust zero-emission and utilize tail gas to prepare liquid CO 2Present embodiment and first embodiment's difference are air pump 5 and miniature exhausting 10 (a) running; Miniature exhausting 10 (b) does not turn round, and in cold air prepares chamber 9, constantly carries ambient air, and cold air prepares the miniature induced draft fan 10 of chamber 9 one termination air pumps, 5. another terminations; After the air cooling-down, induced draft fan 10 (a) is sent into cold air in the compartment and in the compartment cold air is provided.Other concrete working methods are with first embodiment.

Claims (1)

1. an automobile utilizes tail gas to prepare liquid CO 2And the device of cooling heating installation, comprise that outlet pipe (2), filtrating equipment (3), air pump (5), cooling chamber (B), cold air prepare chamber (9), heat exchange and waste heat recovering device (C), tail gas conversion equipment (18), utilize tail gas to produce CO 2Device (D), CO 2Liquefaction plant (22), suction tude (23), liquid CO 2Storage tank (29), liquid CO 2Delivery pipe (28,31) is formed, and it is characterized in that: with the air outlet of outlet pipe (2) connection motor (1), the tip designs of described outlet pipe (2) is a horn mouth; And on outlet pipe (2), be provided with filtrating equipment (3), and described filtrating equipment is provided with the multiple filtration net in (3), and the end of outlet pipe (2) is connected with cooling chamber (B); Described cooling chamber (B) is divided into two-layer up and down, and upper strata (7) are tail gas cooling chamber, and in tail gas is lowered the temperature chamber (7) for being provided with insulation board (8); And on insulation board (8), be provided with countless apertures (6); Lower floor (9) prepares two ends, chamber (9) at cold air and is respectively equipped with air pump (5) and miniature induced draft fan (10 (a)) for cold air prepares the chamber, and upper strata (7) are connected as a single entity with lower floor (9); With two tee tubes (17) heat exchange and waste heat recovering device (C) are coupled together with cooling chamber (B), tail gas conversion equipment (18); The two ends of tee tube (17) connect cooling chamber (B) and tail gas conversion equipment (18) respectively, and two junctionss connect heat exchange and waste heat recovering device (C), and at the tee tube of locating near cooling chamber (B) (17) unidirectional Auxiliary valves are installed upward; Wherein, Heat exchange and waste heat recovering device (C) are made up of water tank (13), heat-absorbing chamber (12), cool air suction tude (14), heating conveying tube (16), miniature induced draft fan (10 (b)), gas barrier (15), and water tank (13) is in the heat-absorbing chamber (12), and cool air suction tude (14), heating conveying tube (16) are installed in heat-absorbing chamber (12) bottom; And on heating conveying tube (16), be provided with miniature induced draft fan (10 (b)); And bottom water tank (13) bottom and heat-absorbing chamber (12), be provided with gas barrier (15), and gas barrier (15) adopts thermoinsulation material, and water tank (13) adopts the good material of heat-conducting property; Tail gas conversion equipment (18) is a U-shaped glass tube, and is placed with a spot of potassium permanganate and I therein 2O 5, wherein, tail gas conversion equipment (18) one termination air shooters, the other end is connected with tee tube (17), with air shooter tail gas conversion equipment (18) and tail gas is produced CO 2Device (D) couples together, and wherein, tail gas is produced CO 2Device (D) comprises two containers (19,20), and the solution of two receptacle splendid attires all is saturated Na 2CO 3Solution, and on the air shooter that connects tail gas conversion equipment (18) and one of them container (19), be provided with unidirectional Auxiliary valves (11), two containers (19,20) couple together with air shooter, and are connecting another container (20) and CO 2The air shooter of liquefaction plant (22) is provided with unidirectional Auxiliary valves (11) and drying oven (21), with liquid CO 2 delivery pipe (28) with CO 2Liquefaction plant (22) and liquid CO 2Storage tank (29), tail gas cooling chamber (7) couples together, and on liquid CO 2 delivery pipe (28), be provided with control switch (27 (a), 27 (b)) and pressure charging valve (32), and these two control switchs connect same controller (26), CO 2Liquefaction plant (22), controller (26) connect time delay relay (25), at liquid CO 2The bottom of storage tank (29) connects liquid CO 2 delivery pipe (31), on this pipeline, is provided with a switch (30), with suction tude (23) with CO 2Liquefaction plant (22) couples together with the air-inlet cavity (24) of motor (1).
CN2011203149594U 2011-08-24 2011-08-24 Device for preparing liquid CO2 from automobile tail gas and supplying cool air and hot air Expired - Fee Related CN202417662U (en)

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CN2011203149594U CN202417662U (en) 2011-08-24 2011-08-24 Device for preparing liquid CO2 from automobile tail gas and supplying cool air and hot air

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CN2011203149594U CN202417662U (en) 2011-08-24 2011-08-24 Device for preparing liquid CO2 from automobile tail gas and supplying cool air and hot air

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105298591A (en) * 2015-11-18 2016-02-03 苏州韵蓝环保科技有限公司 Automobile tail gas treatment device
CN106215575A (en) * 2016-08-31 2016-12-14 芜湖恒耀汽车零部件有限公司 Automobile tail gas filtering device ceramic membrane filter material
CN110114257A (en) * 2016-12-29 2019-08-09 利勃海尔-航空航天图卢兹有限公司 There is the method and land transport vehicle of the air of controlled temperature to the cockpit supply of land transport vehicle
WO2019245505A3 (en) * 2018-05-22 2020-02-27 Dkm Insaat Ve Danismanlik Sanayi Ve Ticaret Anonim Sirket Carbondioxide and sound absorbing road barrier
CN113910863A (en) * 2021-10-12 2022-01-11 重庆交通大学 Fresh-keeping passenger cabin of car cargo hold heats and synthesizes on-vehicle system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105298591A (en) * 2015-11-18 2016-02-03 苏州韵蓝环保科技有限公司 Automobile tail gas treatment device
CN106215575A (en) * 2016-08-31 2016-12-14 芜湖恒耀汽车零部件有限公司 Automobile tail gas filtering device ceramic membrane filter material
CN110114257A (en) * 2016-12-29 2019-08-09 利勃海尔-航空航天图卢兹有限公司 There is the method and land transport vehicle of the air of controlled temperature to the cockpit supply of land transport vehicle
WO2019245505A3 (en) * 2018-05-22 2020-02-27 Dkm Insaat Ve Danismanlik Sanayi Ve Ticaret Anonim Sirket Carbondioxide and sound absorbing road barrier
CN113910863A (en) * 2021-10-12 2022-01-11 重庆交通大学 Fresh-keeping passenger cabin of car cargo hold heats and synthesizes on-vehicle system

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Granted publication date: 20120905

Termination date: 20130824