CN102733992B - Locomotive vehicle tail gas waste heat recycling system - Google Patents
Locomotive vehicle tail gas waste heat recycling system Download PDFInfo
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- CN102733992B CN102733992B CN201210170996.1A CN201210170996A CN102733992B CN 102733992 B CN102733992 B CN 102733992B CN 201210170996 A CN201210170996 A CN 201210170996A CN 102733992 B CN102733992 B CN 102733992B
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The invention relates to a car tail gas recycling device, and discloses a locomotive vehicle tail gas waste heat recycling system. The locomotive vehicle tail gas waste heat recycling system comprises a thermodynamic device, a particle heat reservoir and a movement mechanical energy storage and release device; the thermodynamic device consists of a shell and a baffle shell arranged on the shell, as well as a driving rod, on which a plurality of rotation shafts are arranged, and a plurality of memory alloy sheets are arranged on each rotation shaft; a heat source connector and a waste heat outlet are formed in the baffle shell; the particle heat reservoir consists of a case body, a heat inlet and a heat outlet; a car tail gas exhaust port is connected with a heat source connector in the thermodynamic device, and the waste heat outlet is connected with the heat inlet; and the driving rod of the thermodynamic device is connected with the movement mechanical energy storage and release device. Through memory function of the memory alloy, the locomotive vehicle tail gas waste heat recycling system converts heat energy into kinetic energy for output, is simple in structure, high in heat utilization rate, and clean and renewable in generated energy, and has important meaning on protecting environment and developing and utilizing the new energy resources.
Description
Technical field
The present invention relates to vehicle exhaust recycle device field, particularly relate to a kind of motor-vehicle tail-gas waste heat recovery trans-utilization system.
Background technique
Along with the raising of people's living standard, automobile pollution is increasing, and the ratio of energy source of car consumption shared by total energy consumes is more and more higher, and vehicle energy saving problem more and more receives publicity.The energy utilization efficiency of current motor car engine is generally lower, and main cause is that the motor car engine efficiency of internal combustion engine is not high, and motor is under different operating modes, and burning has 60%-70% energy to distribute with tail gas and cooling water.According to the prediction of Germany's automobile market survey institute, although environmental protection at present has become global hot issue, but continuation is increased nearly 20% by following Global Auto recoverable amount, rise to about 11.2 hundred million to Global Auto recoverable amount in 2015 by from 2007 9.2 hundred million.The temperature of automobile engine tail gas reaches as high as 600 DEG C ~ 800 DEG C, and huge automobile pollution means huge energy dissipation, so how to reclaim this part heat to seem particularly important.
Current existing some scholars is devoted to research and how is again utilized by vehicle exhaust energy, the such as patent No. be 200910067779.8 patent discloses a kind of automotive air-conditioning system utilizing vehicle exhaust energy, but in prior art to the utilization of vehicle exhaust energy mostly for the energy requirement of automobile, in the process using automobile, tail gas energy is directly transferred to other power consumption units, now adopt existing use, such as be directly used in car air conditioner, HEATING BOX etc., easily there is the contradiction of heat energy supply and demand mismatch, vehicle exhaust energy cannot store, the value that automobile realizes it cannot be departed from, also power cannot be provided to automobile.
The patent No. of claimant's application is the patent of invention of 201110291099.1, disclose a kind of can by the power plant of solar energy and conversion of heat into kinetic energy, but the alloy sheets in this device adopts monolithic structure, the heat energy absorbed is limited, cannot reach the power demand of automobile running.
Claimant's granted patent No. 200810163239.5 patent of invention, disclose a kind of energy-conservation lifting device utilizing plane scroll spring to realize to motion mechanical energy storage and level and smooth release, effectively can realize the conversion of mechanical energy (gravitational potential energy) to mechanical energy (rotation function), it is energy-efficient, structure is simple, with low cost, collect by plane scroll spring mode, store, discharge the capacity usage ratio of mechanical energy higher than 90%.This motion mechanical energy storage can apply to Motor Vehicle energy same with releasing device recycles field.
Summary of the invention
The present invention is directed to the shortage of the traditional energies such as prior art PetroChina Company Limited., seriously polluted to environment, and existing automobile tail gas utilizing device cannot store tail gas energy, cannot be the shortcomings such as automobile power by thermal energy, provide a kind of by utilizing the memory function of memory alloy, with the heat storage function of high specific heat capacity material, the heat energy in store automobiles tail gas, and be translated into the motor-vehicle tail-gas waste heat recovery trans-utilization system of kinetic energy.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
A kind of motor-vehicle tail-gas waste heat recovery trans-utilization system, comprises thermodynamic device, particle heat accumulator and motion mechanical energy storage and releasing device; Described thermodynamic device comprises shell and is arranged on the baffle plate shell on shell, and arranges drive link in the enclosure, and described drive link is provided with some rotating shafts, and described each rotating shaft is provided with some shape memory alloys; Described baffle plate shell is provided with thermal source interface and Waste heat outlets; Described particle heat accumulator comprises casing and the heat inlet be arranged on casing and heating outlet;
Motor vehicle exhaust emission mouth is connected with the thermal source interface on described thermodynamic device, and described Waste heat outlets is connected with the heat inlet of particle heat accumulator, and the heating outlet of particle heat accumulator can connect heating equipment or environment; The drive link of thermodynamic device is connected with releasing device with motion mechanical energy storage.
600 ~ 800 DEG C of vehicle exhausts enter thermodynamic device by thermal source interface, kinetic energy is converted into by thermal deformation by shape memory alloy in thermodynamic device, power power is provided to automobile, the vehicle exhaust temperature losing partial heat is reduced to about 300 DEG C, particle heat accumulator is entered again by heat inlet, the waste heat of particle heat accumulator absorbing automobile exhaust carries out energy storage, discharges from heating outlet through the vehicle exhaust of again lowering the temperature.The drive link of thermodynamic device is connected with releasing device with motion mechanical energy storage, the kinetic energy produced by motion mechanical energy storage and releasing device store heat power plant, and when needs for automobile provides power.
As preferably, between described particle heat accumulator and thermodynamic device, be provided with ALT-CH alternate channel, when engine stop or when being short of power, open ALT-CH alternate channel, the heat energy utilizing particle heat accumulator to store carries out heat power conversion, is providing power for motor by motion mechanical energy storage and releasing device.
As preferably, described shape memory alloy is a panel, after being rotated counterclockwise and being more than or equal to 90 ° of bendings, form the first bending panel and second bend panel, second bending panel is more than or equal to through turning clockwise after 90 ° of bendings again and forms the 3rd bending panel, and the plane that the first bending panel and the 3rd of the shape memory alloy after bending completes bends panel place is parallel to each other.
As preferably, described shape memory alloy is fixedly connected with rotating shaft, the first bending panel of shape memory alloy and rotating shaft axis projection be formed justify tangent; Described shape memory alloy is more than four or four, with the geometrical center of rotating shaft for the center of circle is evenly distributed in rotating shaft.
Shape memory alloy is memory alloy, and folded by twice, therefore after being heated, shape memory alloy can produce deformation and stretch expansion, shape memory alloy is tangent with rotating shaft and be fixedly connected with, and therefore just can act on baffle plate shell when shape memory alloy is heated and trails, and baffle plate shell is subject to the extruding of shape memory alloy afterwards to shape memory alloy reaction force, thus generation moment, when several shape memory alloys successively act on, just can produce qualitative change by quantitative change, thus promote shape memory alloy drive axis of rotation.
As preferably, the side section of described thermodynamic device is trapezium structure, and the area that described baffle plate shell is provided with thermal source interface is less than the area being provided with Waste heat outlets; The length of the shape memory alloy that described rotating shaft is provided with is: the shape memory alloy by thermal source interface is shorter than the shape memory alloy near Waste heat outlets.
The heat that thermal source interface one end of thermodynamic device passes into is comparatively large, and area is less, and to adapt to the shorter shape memory alloy arranged, shape memory alloy, when heat intensity is large, deformation occurs, and drives axis of rotation; Along with the loss of heat energy, one end heat energy passed into more near Waste heat outlets in this device is less, less heat makes the deformation of shape memory alloy also less, at this moment expanded by the cross section of device, the shape memory alloy that the setting adapted is longer, longer shape memory alloy hot area strengthens, also comparatively large deformation can be there is when being subject to relatively little heat energy, thus produce larger kinetic energy, drive axis of rotation, and then drive drive rod rotation.
As preferably, the top of described shell is the baffle plate shell contacted with the shape memory alloy after expanded by heating, and the bottom of shell is the solution shell that cooling liquid is housed.Memory alloy can produce distortion under external force, when external force is removed, under certain temperature conditions, can return to the original form, and have the restore funcitons of more than 1,000,000 times.Described shape memory alloy, through the cooling of cooling liquid, returns to the length before there is deformation, is subject to the drive of rotating shaft, is again heated, and deformation occurs, and promotes axis of rotation, forms benign cycle.
As preferably, radial length during described shape memory alloy bending is less than the distance between baffle plate shell to rotating shaft, and shape memory alloy is greater than the distance between baffle plate shell to rotating shaft by the radial length after hot stretched; The degree of depth of solution shell is greater than shape memory alloy by the radial length after hot stretched.
Heat is entered in shell by thermal source interface, and penetrates on the shape memory alloy in housing, thus shape memory alloy is heated extend, and alloy is subject to the extruding generation elastic strain of baffle plate shell, and then promotes axis of rotation.The degree of depth of solution shell is greater than shape memory alloy by the radial length after hot stretched, and therefore, shape memory alloy can be immersed in solution shell completely, can not with solution shell contact internal walls.
As preferably, with some heat accumulation balls in described casing, described heat accumulation ball is hollow ball, is divided into housing and inner core, and inner core is marked with high specific heat capacity material, by fluid-gas-liquid conversion heat accumulation heat release during high specific heat capacity material heat absorption heat release.Tail gas with high heat enters particle heat accumulator from heat inlet, passes through, and then discharge into the atmosphere from heating outlet from the gap of heat accumulation ball; Owing to having high specific heat capacity material in heat accumulation ball, absorb amount of heat by raised temperature and the heat energy in tail gas is taken away, and be stored in heat accumulation ball, thus reach the object of heat energy storage.
As preferably, described casing is double layer construction, and internal layer adopts the PP plastic material that heat conductivity is very little, and skin is stainless steel, is provided with heat insulation layer between the double-deck inside and outside wall of described casing, and described heat insulation layer employing super glass wool is as thermal insulating material.PP plastic density is little, and intensity and toughness hardness heat resistance is all better than low pressure polyethylene, effectively can prevent the loss of heat; Super glass wool thermoinsulation material has the features such as unit weight is light, thermal conductivity is little, coefficient of adsorption is large, flame retardant property is good.Be incubated, heat insulation, soundproof effect is obvious.
As preferably, described heat inlet and heating outlet are separately positioned on two sides of casing; Described heat inlet is positioned at lower half portion of casing, and described heating outlet is positioned at upper half part of casing; Described heat inlet and heating outlet are respectively equipped with insulation cover.Heat inlet heating outlet is arranged on two side faces, and heat inlet under, heating outlet, upper, enables tail gas fully circulate in particle heat accumulator, improves heat accumulation ball heat absorption efficiency.
The present invention is by utilizing the memory function of memory alloy; with the heat storage function of high specific heat capacity material; heat energy in store automobiles tail gas; and conversion of heat into kinetic energy is exported; the structure of this device is simple, and unit area heat utilization rate is high, and the clean energy of generation is renewable; the heat energy stored can be concentrated or shift use, is significant to the protection of environment and the development and utilization of new energy.
Accompanying drawing explanation
Fig. 1 is the structure flow chart of the embodiment of the present invention;
Fig. 2 is the Facad structure schematic diagram of thermodynamic device;
Fig. 3 is the side structure schematic diagram of thermodynamic device
Fig. 4 is the structural representation of particle heat accumulator;
Fig. 5 is the heat accumulation spherical structure schematic diagram of particle heat accumulator;
Wherein: 1-thermodynamic device, 2-motion mechanical energy storage and releasing device, 4-shape memory alloy, 41-first bends panel, 42-second bends panel, 33-the 3rd bends panel, 5-baffle plate shell, 6-shell, 7-rotating shaft, 8-drive link, 11-cooling liquid, 12-solution shell, 13-ratchet, 51-thermal source interface, 52-Waste heat outlets, on R1-baffle plate shell with the half of radius half of radius of thermal source interface, R2-baffle plate shell not having thermal source radiation;
3-particle heat accumulator, 31-casing, 32-heat inlet, 33-heating outlet, 34-heat accumulation ball, 341-housing, 342-inner core, 8-insulation cover, 9-heat insulation layer;
10-ALT-CH alternate channel.
Embodiment
Below in conjunction with Fig. 1 and embodiment, the present invention is described in further detail:
Motor-vehicle tail-gas waste heat recovery trans-utilization system, as shown in Figure 1, comprise thermodynamic device 1 and particle heat accumulator 3, the baffle plate shell 5 that described thermodynamic device 3 comprises shell 6 and is arranged on shell 6, and the rotating shaft 7 be arranged in shell 6, described rotating shaft 7 is provided with some shape memory alloys 4; Described baffle plate shell 5 is provided with thermal source interface 51 and Waste heat outlets 52; Described particle heat accumulator 3 comprises casing 31 and the heat inlet 32 be arranged on casing 31 and heating outlet 333; Motor vehicle exhaust emission mouth is connected with the thermal source interface 51 on described thermodynamic device 1, and described Waste heat outlets 52 is connected with the heat inlet 32 of particle heat accumulator 3, and the heating outlet 33 of particle heat accumulator 3 can connect heating equipment or environment; The drive link 8 of thermodynamic device 1 is connected with releasing device 2 with motion mechanical energy storage.
Described heat energy power mechanism 1 is a kind of by utilizing the memory function of memory alloy, is exported by conversion of heat into kinetic energy, has structure simple, and raising is converted into the heat energy of the advantages such as efficiency to power conversion apparatus.Embodiment as shown in Figure 2 and Figure 3.
Heat energy power mechanism 1, the baffle plate shell 5 comprising shell 6 and be arranged on shell 6, and be arranged on the rotating shaft 7 in shell 6, described rotating shaft 7 is provided with eight shape memory alloys 4; Described baffle plate shell 5 is provided with thermal source interface 51 and Waste heat outlets 52.Shell 6 is provided with the ratchet 13 with latch functions, and therefore shape memory alloy 4 is merely able to turn clockwise; After shape memory alloy 4 is heated generation deformation stretching, extension by thermal source interface 51, promote rotating shaft 7 to turn clockwise, and rotating shaft 7 can drive the shape memory alloy 4 be arranged in rotating shaft 7 and then synchronously to turn clockwise when turning clockwise, like this, whole heat energy power mechanism has just rotated.
Because shape memory alloy 4 is sheet shape memory alloys, hot area is limited, and when carrying out radiation after heat energy loss again, the stretching, extension deformation of shape memory alloy 4 is little, and heat utilization rate is low.The side section of thermodynamic device 1, for addressing this problem, is set to trapezium structure by the present invention, and on described baffle plate shell, 5 areas being provided with thermal source interface 51 are less than the area being provided with Waste heat outlets 52; The length of the shape memory alloy 4 that described rotating shaft 8 is provided with is: the shape memory alloy 4 near thermal source interface 51 is shorter than the shape memory alloy 4 near Waste heat outlets 52.
The heat that heat inlet instant heating source interface 51 one end of thermodynamic device 1 passes into is comparatively large, and area is less, and to adapt to the shorter shape memory alloy 4 arranged, shape memory alloy 4, when heat intensity is large, deformation occurs, and drives rotating shaft 8 to rotate; Along with the loss of heat energy, one end heat energy passed into more near Waste heat outlets 52 in this device is less, it is little that less heat makes the deformation of shape memory alloy 4 also hand over, at this moment expanded by the cross section of device, the shape memory alloy 4 that the setting adapted is longer, longer shape memory alloy 4 hot area strengthens, also comparatively large deformation can be there is when being subject to relatively little heat energy, thus produce larger kinetic energy, drive rotating shaft 2 to rotate, and then drive drive link 4 to rotate.When shape memory alloy 4 receive that thermal source interface 51 discharges successively hot time, by hot stretched, there is deformation, produce larger kinetic energy in shape memory alloy 4; Meanwhile, when shape memory alloy 4 moves to the heat that also can discharge rapidly shape memory alloy 4 when solution shell 12 touches cooling liquid 11, shape memory alloy 4 is made to return to original state.
Shape memory alloy 4 is a panel, after being rotated counterclockwise 120 ° of bendings, forming the first bending panel 41 and second bending panel 42, second bending panel 42 forms the 3rd bending panel 43 again after the 120 ° of bendings that turn clockwise, and it is parallel to each other that the first bending panel 41 and the 3rd of the shape memory alloy 4 after bending completes bends the plane at panel 43 place.
Shape memory alloy 4 is fixedly connected with rotating shaft 7, eight shape memory alloys 4 with the geometrical center of rotating shaft 7 for the center of circle is evenly distributed in rotating shaft 7.First bending panel 41 of shape memory alloy 4 is tangent with the formed circle of rotating shaft 7 axis projection.Can deformation be there is in shape memory alloy 4 after heat, be in extended configuration, the baffle plate shell 5 that shape memory alloy 4 is subject to shell 6 top in the process trailed stops and acts on baffle plate shell 5, baffle plate shell 5 promotes the reaction force of shape memory alloy 4 rotation to shape memory alloy 4 one simultaneously, thus generation moment, because shape memory alloy 4 is tangent with rotating shaft 7 and be fixedly connected with, eight shape memory alloys 4 successively effects, just can produce qualitative change by quantitative change, drive rotating shaft 7 to rotate.
Described ratchet 13 is arranged in the middle part of the inwall of baffle plate shell 5, and radial length when shape memory alloy 4 bends is less than the distance between baffle plate shell 5 to rotating shaft 7, and shape memory alloy 4 is greater than the distance between baffle plate shell 5 to rotating shaft 7 by the radial length after hot stretched; The degree of depth of solution shell 12 is greater than shape memory alloy 4 by the radial length after hot stretched.Ratchet 13 is arranged on the inwall of baffle plate shell 5, and heat is injected in shell 6 by baffle plate shell 5, and radiation is on shape memory alloy 4, thus shape memory alloy 4 is heated extend, and then promotes rotating shaft 7 and rotate.
The top of shell 6 is the baffle plate shell 5 contacted with the shape memory alloy 4 after expanded by heating, and the bottom of shell 6 is the solution shell 12 that cooling liquid 11 is housed.Shape memory alloy 4 is when rotating the lower half portion to shell 6, and contact with the cooling liquid 11 in solution shell 12, shape memory alloy 4 and heat collecting sheet 44 cooling by cooling liquid 11, shape memory alloy 4 recovers original form.Described shape memory alloy 4 is memory alloy, such as: can be titanium-nickel alloy.Memory alloy can produce distortion under external force, when external force is removed, under certain temperature conditions, can return to the original form, and have the restore funcitons of more than 1,000,000 times.Described shape memory alloy 4, through the cooling of cooling liquid 11, returns to the length before there is deformation, is subject to the drive of rotating shaft 7, is again heated, and deformation occurs, and promotes rotating shaft 7 and rotates, form benign cycle.
Described baffle plate shell 5 does not have the half of radius R 2 of thermal source radiation be more than or equal to half of radius R 1 with thermal source interface on baffle plate shell.Contact with baffle plate shell 5 because shape memory alloy 4 is heated after generation is stretched, while there is deformation, be also subject to the drag effect of baffle plate shell 5, be reduce resistance, will not have the half of radius increase of thermal source radiation in the present embodiment.
Thermal source interface 51 imports heat energy into, shape memory alloy 4 can expand because being heated under the effect of heat collecting sheet 44, and after expanding, shape memory alloy 4 will certainly extend, thus is expressed to metal shell 6, because metal shell 6, by abnormal hard metal manufacture, can not be out of shape because of extruding.On the contrary, they can to shape memory alloy 4 one reaction forces, and this reaction force can be acted in rotating shaft 7 by shape memory alloy 4, thus the rotation of rotating shaft 7.Because the structure of metal shell 6 is that a first half radius is little, the device that Lower Half radius is large, when shape memory alloy 4 rotates to bottom time, will immerse in metal cooling liquid 11, thus shape memory alloy 4 shrinks, for secondary expanded by heating is ready.Like this when having hot, shape memory alloy 4 drives rotating shaft 7 to rotate endlessly, for rotating shaft 7 brings power endlessly.
Described particle heat accumulator 3 is a kind of by utilizing the heat storage function of high specific heat capacity material, is collected by tail gas energy and the thermal energy storage device stored.Embodiment as shown in Figure 4, Figure 5.
Particle heat accumulator 3, comprise casing 31 and the heat inlet 32 be arranged on casing 31 and heating outlet 33, with some heat accumulation balls 34 in described casing 31, described heat accumulation ball 34 is hollow ball, be divided into housing 341 and inner core 342, inner core 342 is marked with high specific heat capacity material.
The PP plastic material that described casing 31 adopts heat conductivity very little, and be designed to double layer construction.Be provided with heat insulation layer 9 between the described double-deck inside and outside wall of casing 31, described heat insulation layer 9 adopts super glass wool as thermal insulating material.PP plastic density is little, and intensity and toughness hardness heat resistance is all better than low pressure polyethylene, effectively can prevent the forfeiture of heat; Double layer construction is more conducive to insulation.Super glass wool thermoinsulation material is for main raw material with silica sand, feldspar, sodium silicate, boric acid etc., obtain the fiber cotton like being less than 2um through high temperature melting, then add thermosetting resin tackiness agent pressurized high-temperature sizing produce various shape, the plate of specification, felt, tubing article.There is the features such as unit weight is light, thermal conductivity is little, coefficient of adsorption is large, flame retardant property is good.Be incubated, heat insulation, soundproof effect is obvious.
In order to enable tail gas fully circulate in particle heat accumulator, improve heat accumulation ball heat absorption efficiency, described heat inlet 32 and heating outlet 33 have been separately positioned on two sides of casing 31.Heat inlet 32 is positioned at lower half portion of casing 31, and heating outlet 33 is positioned at upper half part of casing 31.Meanwhile, described heat inlet 32 and heating outlet 33 are respectively equipped with insulation cover 8.When after particle heat accumulator store heat, disconnect insulation cover on bonnet with tail gas interface, prevent the heat losses stored.
Described heat accumulation ball 34, its housing 341 adopts steel or glass material, is marked with hydrogen or the water 343 of high specific heat capacity in inner core 342.Adopt the inner core 342 of steel or glass shell 341 and hydrogen or water, be in order to ensureing that heat accumulation ball 34 has sufficient intensity while, have the ability of larger store heat.
Between described particle heat accumulator 3 and thermodynamic device 1, be provided with ALT-CH alternate channel 10, when engine stop or when being short of power, open ALT-CH alternate channel 10, the heat energy utilizing particle heat accumulator 3 to store carries out heat power conversion, is providing power for motor by motion mechanical energy storage and releasing device 2.
When start, 600 ~ 800 DEG C of vehicle exhausts enter thermodynamic device 1 by thermal source interface 51, kinetic energy is converted into by thermal deformation by shape memory alloy 4 in thermodynamic device 1, power power is provided to automobile, the vehicle exhaust temperature losing partial heat is reduced to about 300 DEG C, enter particle heat accumulator 3 by heat inlet 32 again, the waste heat of particle heat accumulator 3 absorbing automobile exhaust carries out energy storage, discharges from heating outlet 333 through the vehicle exhaust of again lowering the temperature.The drive link 8 of thermodynamic device 1 is connected with releasing device 2 with motion mechanical energy storage, the kinetic energy produced by motion mechanical energy storage and releasing device 2 store heat power plant 1; When motor car engine cannot work, open ALT-CH alternate channel 10, the heat energy utilizing particle heat accumulator 3 to store carries out heat power conversion, is providing power for motor by motion mechanical energy storage and releasing device 2.
The present invention is by utilizing the memory function of memory alloy; with the heat storage function of high specific heat capacity material; heat energy in store automobiles tail gas; and conversion of heat into kinetic energy is exported; the structure of this device is simple, and unit area heat utilization rate is high, and the clean energy of generation is renewable; the heat energy stored can be concentrated or shift use, is significant to the protection of environment and the development and utilization of new energy.
In a word, the foregoing is only preferred embodiment of the present invention, all equalizations done according to the present patent application the scope of the claims change and modify, and all should belong to the covering scope of patent of the present invention.
Claims (7)
1. a motor-vehicle tail-gas waste heat recovery trans-utilization system, comprises thermodynamic device (1), particle heat accumulator (3) and motion mechanical energy storage and releasing device (2);
Described thermodynamic device (1) comprises shell (6) and is arranged on the baffle plate shell (5) on shell (6), and the drive link (8) be arranged in shell (6), described drive link (8) is provided with some rotating shafts (7), and described each rotating shaft (7) is provided with some shape memory alloys (4); Described baffle plate shell (5) is provided with thermal source interface (51) and Waste heat outlets (52);
Described particle heat accumulator (3) comprises casing (31) and the heat inlet (32) that is arranged on casing (31) and heating outlet (33);
It is characterized in that: motor vehicle exhaust emission mouth is connected with the thermal source interface (51) on described thermodynamic device (1), described Waste heat outlets (52) is connected with the heat inlet (32) of particle heat accumulator (3), and the heating outlet (33) of particle heat accumulator (3) connects heating equipment or environment; The drive link (8) of thermodynamic device (1) is connected with releasing device (2) with motion mechanical energy storage; Between described particle heat accumulator (3) and thermodynamic device (1), be provided with ALT-CH alternate channel (10), when engine stop or when being short of power, open ALT-CH alternate channel (10), the heat energy utilizing particle heat accumulator (3) to store carries out heat power conversion, is providing power for motor by motion mechanical energy storage and releasing device (2); The side section of described thermodynamic device (1) is trapezium structure, and the area that described baffle plate shell (5) is provided with thermal source interface (51) is less than the area being provided with Waste heat outlets (52); The length of the shape memory alloy (4) that described rotating shaft (7) is provided with is: the shape memory alloy (4) by thermal source interface (51) is shorter than the shape memory alloy (4) near Waste heat outlets (52); With some heat accumulation balls (34) in described casing (31), described heat accumulation ball (34) is hollow ball, be divided into housing (341) and inner core (342), housing (341) is steel or glass material, and inner core (342) is marked with high specific heat capacity material hydrogen or water.
2. motor-vehicle tail-gas waste heat recovery trans-utilization system according to claim 1, it is characterized in that: described shape memory alloy (4) is a panel, after being rotated counterclockwise and being more than or equal to 90 ° of bendings, form the first bending panel (41) bend panel (42) with second, second bending panel (42) forms the 3rd bending panel (43) be more than or equal to 90 ° of bendings again through turning clockwise after, the plane that first bending panel (41) of the shape memory alloy (4) after bending completes and the 3rd bends panel (43) place is parallel to each other.
3. motor-vehicle tail-gas waste heat recovery trans-utilization system according to claim 1, it is characterized in that: described shape memory alloy (4) is fixedly connected with rotating shaft (7), the first bending panel (41) of shape memory alloy (4) is tangent with the formed circle of rotating shaft (7) axis projection; Described shape memory alloy (4) is more than four or four, is that the center of circle is evenly distributed in rotating shaft (7) with the geometrical center of rotating shaft (7).
4. motor-vehicle tail-gas waste heat recovery trans-utilization system according to claim 1, it is characterized in that: the top of described shell (6) is the baffle plate shell (5) contacted with the shape memory alloy (4) after expanded by heating, the bottom of shell (6) is for being equipped with the solution shell (12) of cooling liquid (11).
5. motor-vehicle tail-gas waste heat recovery trans-utilization system according to claim 1, it is characterized in that: radial length during described shape memory alloy (4) bending is less than the distance between baffle plate shell (5) to rotating shaft (7), and shape memory alloy (4) is greater than the distance between baffle plate shell (5) to rotating shaft (7) by the radial length after hot stretched; The degree of depth of solution shell (12) is greater than shape memory alloy (4) by the radial length after hot stretched.
6. motor-vehicle tail-gas waste heat recovery trans-utilization system according to claim 4, it is characterized in that: described casing (31) is double layer construction, internal layer adopts the PP plastic material that heat conductivity is very little, skin is stainless steel, be provided with heat insulation layer (9) between described casing (31) double-deck inside and outside wall, described heat insulation layer (9) adopts super glass wool as thermal insulating material.
7. motor-vehicle tail-gas waste heat recovery trans-utilization system according to claim 1, is characterized in that: described heat inlet (32) and heating outlet (33) are separately positioned on two sides of casing (31); Described heat inlet (32) is positioned at lower half portion of casing (31), and described heating outlet (33) is positioned at upper half part of casing (31); Described heat inlet (32) and heating outlet (33) are respectively equipped with insulation cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210170996.1A CN102733992B (en) | 2012-05-23 | 2012-05-23 | Locomotive vehicle tail gas waste heat recycling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210170996.1A CN102733992B (en) | 2012-05-23 | 2012-05-23 | Locomotive vehicle tail gas waste heat recycling system |
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| Publication Number | Publication Date |
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| CN102733992A CN102733992A (en) | 2012-10-17 |
| CN102733992B true CN102733992B (en) | 2014-12-24 |
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| CN201210170996.1A Expired - Fee Related CN102733992B (en) | 2012-05-23 | 2012-05-23 | Locomotive vehicle tail gas waste heat recycling system |
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| CN102937381A (en) * | 2012-11-29 | 2013-02-20 | 昊泰捷能电气设备（福建）有限公司 | Power-consumption-free dust removing and heat energy recycling-reusing system of submerged arc furnace |
| CN104912761B (en) * | 2015-06-01 | 2017-12-22 | 安徽枫慧金属股份有限公司 | One kind utilizes automobile waste heat memorial alloy TRT |
| CN107499398B (en) * | 2017-06-23 | 2023-04-28 | 吉林大学 | Active variant automobile tail wing mechanism control system and method based on shape memory alloy |
| CN111928594A (en) * | 2020-08-18 | 2020-11-13 | 马法林 | Self-interacting drying furnace that sealing performance is better |
| CN114688544A (en) * | 2022-03-29 | 2022-07-01 | 上海域德环保工程有限公司 | Recovery unit with automatic layering burning of rubbish |
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| CN1263252A (en) * | 2000-01-24 | 2000-08-16 | 上海汇众冷暖设备有限公司 | Phase transition electric heat-storage technology |
| CN102384053A (en) * | 2011-09-29 | 2012-03-21 | 浙江工商大学 | Photodynamic device |
| CN102434411A (en) * | 2011-09-29 | 2012-05-02 | 浙江工商大学 | Thermal dynamic device |
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| CN1263252A (en) * | 2000-01-24 | 2000-08-16 | 上海汇众冷暖设备有限公司 | Phase transition electric heat-storage technology |
| CN102384053A (en) * | 2011-09-29 | 2012-03-21 | 浙江工商大学 | Photodynamic device |
| CN102434411A (en) * | 2011-09-29 | 2012-05-02 | 浙江工商大学 | Thermal dynamic device |
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