CN103275810A - Catalytic cracking device for biodiesel preparation - Google Patents
Catalytic cracking device for biodiesel preparation Download PDFInfo
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- CN103275810A CN103275810A CN2013101625091A CN201310162509A CN103275810A CN 103275810 A CN103275810 A CN 103275810A CN 2013101625091 A CN2013101625091 A CN 2013101625091A CN 201310162509 A CN201310162509 A CN 201310162509A CN 103275810 A CN103275810 A CN 103275810A
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- reactor
- slag
- reaction kettle
- feed auger
- cracker
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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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Abstract
The invention discloses a catalytic cracking device for biodiesel preparation, which comprises a reaction kettle, a feeding/discharging device, a heating furnace, a gas collecting tube and a rotary driving device, wherein the reaction kettle is used for accommodating used cooking oil; the feeding/discharging device is used for feeding a catalyst in the reaction kettle or outputting residues from the reaction kettle to the outside; the heating furnace is used for heating the reaction kettle; the gas collecting tube is used for collecting and leading out biodiesel gas in the reaction kettle; the rotary driving device is used for driving the reaction kettle to rotate; the reaction kettle is a hollow spherical shell, axle tubes are respectively fixed on the symmetrical two side shells of the reaction kettle, and are braced above the heating furnace through a first bearing; the output end of the rotary driving device is connected with the axle tubes, and drives the reaction kettle to rotate around the axial centers of the axle tubes; and a inlet/ outlet of the feeding/discharging device is communicated with the reaction kettle, one end of the gas collecting tube is inserted into the reaction kettle, and the other end of the gas collecting tube extends out of the reaction kettle. According to the catalytic cracking device, used cooking oil is in full contact with an oil catalyst, and after the complete cracking of the used cooking oil is implemented, biodiesel gas is obtained.
Description
Technical field
The present invention relates to prepare the device of biofuel, particularly the cat-cracker of preparation biofuel.
Background technology
Regular meeting produces some discarded food oils in the time of in food-processing and the food and drink life; flow into dining table again for intercepting, generally with after its processing as the industrial raw material utilization, wherein; by reactor discarded edible oil and special-purpose catalyst are reacted at a certain temperature, cleavable obtains biofuel.But, catalytic pyrolysis in traditional reactor, discarded edible oil can not get fully contacting with catalyzer, and reaction is incomplete, and the residue after the scission reaction takes out difficulty.In addition, the waste heat behind the reacting by heating still is not used, and makes energy consumption higher, and the wasting of resources is bigger.
Summary of the invention
Technical problem to be solved by this invention just provides a kind of cat-cracker for preparing biofuel, can make the oily catalyzer of discarded edible fully contact, realizes obtaining biofuel oil gas after the complete scission reaction.
For solving the problems of the technologies described above, the present invention is achieved through the following technical solutions:
A kind of cat-cracker for preparing biofuel comprises for the reactor of the discarded edible oil of splendid attire, also comprises:
Charging/discharging device is used for outwards exporting residue to the reactor enter catalyst or from reactor;
Process furnace is used for the reacting by heating still;
Effuser is used for collecting and the interior oil gas of derivation reactor;
Rotating driving device is used for driving the reactor rotation;
Described reactor is the spherical shell of hollow, and central siphon is fixedly arranged respectively on two side bodies of this reactor symmetry, two central siphons through the clutch shaft bearing support in process furnace top; The output terminal of described rotating driving device links to each other with central siphon, drives reactor around the rotation of the axle center of central siphon; The import and export of described charging/discharging device are connected with reactor, and in the described effuser one end insertion reaction still, the effuser the other end stretches out outside the reactor.
Further, be accurate enter catalyst and discarded edible oil, and for convenience of deslagging, described charging/discharging device is the spiral pusher machine, it has loading hopper and feed auger, and the outlet of described loading hopper vertically is connected with a vent pipe, and charging valve and slag-discharging valve from top to bottom are housed respectively on this vent pipe, in the described feed auger one end insertion reaction still, the feed auger the other end is connected on the vent pipe between charging valve and the slag-discharging valve.
Further, be simplified construction, described feed auger is passed reactor wherein behind the described central siphon of a side in the insertion reaction still, and described effuser passes behind the described central siphon of opposite side of reactor in the insertion reaction still.
Further, for strengthening the fixing of feed auger and effuser, the end jag in the described effuser insertion reaction still is divided into gas collection end and inboardend, and described inboardend is coaxial with feed auger, and is fixed on through blind flange on the end of feed auger.
Further, follow the central siphon rotation for preventing feed auger and effuser, described feed auger and effuser all are installed on respectively on the corresponding central siphon through second bearing.
Further, picked up and discharge by stirring for making the residue that is in the reactor inwall, the end of described feed auger is provided with up a hopper, and this hopper is communicated with feed auger; The inwall of described reactor is provided with the slag bucket that stretches out to the centre of sphere of reactor, and described slag bucket is positioned on the vertical axis that passes hopper or is positioned at this axis in the orthographicprojection of reactor housing.
Further, for strengthening dragging for the slag effect and slag speed is dragged in quickening, described slag bucket is at least two, circumference uniform distribution on the inner walls of described reactor.
Preferably, described slag bucket comprises half elliptic housing and the bending shape bucket portion of being stretched out by half elliptic housing outer wall, and described half elliptic housing one end is for dragging for the slag entrance; The sealing of the other end of described half elliptic housing, this half elliptic housing is bedded in the reactor inwall, and encloses to cover to form with this inwall and drag for the slag entrance cavity; Described bucket portion drags for the slag entrance cavity with this and is communicated with, and the bending of this bucket portion is towards mouth and drags for the slag outlet, described slag bucket drag for the slag outlet towards with the half elliptic housing drag for the slag entrance towards identical.
Further, for strengthening heating, the heat insulation effect to reactor, described process furnace is provided with the cavity that correspondence is held reactor, and this cavity top is covered with stay-warm case, and described reactor is positioned at stay-warm case and cavity encloses the heating chamber that covers formation.
Further, for taking full advantage of the waste heat behind the reacting by heating still, the company's of covering seam crossing of described cavity and stay-warm case is provided with sealing-ring, has annular bayonet socket on the sealing circle, and described stay-warm case is fastened in the described annular bayonet socket; The top of described stay-warm case is connected with the waste heat vent pipe.
Compared with prior art, the present invention has following beneficial effect:
(1) reactor of the present invention is spheroid, make the reaction of catalyzer and discarded edible oil not have the dead angle, under the drive of rotating driving device, catalyzer and discarded edible oil are precisely sent into reactor through the spiral pusher machine, in reactor, be heated the stove heating simultaneously, obtain abundant scission reaction and form biofuel oil gas, improved the utilization ratio of discarded edible oil;
When (2) catalyzer of the present invention and the reacted residue of discarded edible oil can rotate by reactor, taken up by slag bucket, and fall into hopper successively, carry through the spiral pusher machine and discharge, realized automatic sludge discharge, convenient and swift;
(3) waste heat behind the process furnace reacting by heating still of the present invention can be recycled through the waste heat vent pipe, has reduced energy consumption, has saved resource;
(4) central siphon of the present invention can support reactor on the one hand, plays the rotation of drive reactor, also plays protection and support fixation effect when penetrating feed auger and effuser on the other hand, has prolonged the work-ing life of device; Simultaneously, feed auger, effuser pass central siphon and enter in the reactor, and fixing through the blind flange butt joint, make to be beneficial to the device compact overall structure to promote and to produce.
Description of drawings
Fig. 1 is structural perspective of the present invention;
Fig. 2 is three-dimensional cutaway view of the present invention;
Fig. 3 is section plan of the present invention;
Fig. 4 is the charging/discharging device of Fig. 3 left side apparent direction and the location diagram of reactor;
Fig. 5 is the structure iron of slag bucket of the present invention.
Among the figure: 1, reactor, 11, central siphon, 2 charging/discharging devices, 21, loading hopper, 22, feed auger, 23, vent pipe, 24, charging valve, 25, slag-discharging valve, 3, process furnace, 31, cavity, 32, stay-warm case, 33, sealing-ring, 34, waste heat vent pipe, 4, effuser, 41, the gas collection end, 42, inboardend, 5, rotating driving device, 6, clutch shaft bearing, 7, blind flange, 8, second bearing, 9, hopper, 10, slag bucket, 101, half elliptic housing, 102, bucket portion, 103, drag for the slag entrance, 104, drag for the slag outlet.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
A kind of cat-cracker for preparing biofuel as shown in Figure 1 comprises reactor 1, charging/discharging device 2, process furnace 3, effuser 4 and rotating driving device 5.Wherein, shown in Fig. 2～3, reactor 1 is the spherical shell of a hollow, and steel container is used for the discarded edible oil of splendid attire; Charging/discharging device 2 is the spiral pusher machine, is used for outwards exporting residue to reactor 1 enter catalyst or from reactor 1; Process furnace 3 is built by laying bricks or stones by refractory materials, is equipped with conventional heating unit (not shown), is used for reacting by heating still 1; Effuser 4 is used for the oil gas in collection and the derivation reactor 1; Rotating driving device 5 is that electric motor, speed reduction unit and gear drive cooperate the drive unit that constitutes, and is used for driving reactor 1 rotation.
Central siphon 11 is fixedly arranged respectively on two side bodies of reactor 1 symmetry, two central siphons 11 through clutch shaft bearing 6 supports in process furnace 3 tops, the output terminal of rotating driving device 5 links to each other with central siphon 11, and these rotating driving device 5 drive shaft tubes, 11 rotations and then drive reactor 1 are around the rotation of the axle center of central siphon 11.
Shown in Fig. 2～3, the spiral pusher facility have loading hopper 21 and feed auger 22, the outlet of loading hopper 21 vertically is connected with a vent pipe 23, charging valve 24 and slag-discharging valve 25 from top to bottom are housed respectively on this vent pipe 23, feed auger 22 1 ends pass reactor 1 wherein in the central siphon 11 back insertion reaction stills 1 of a side, feed auger 22 the other ends are connected on the vent pipe 23 between charging valve 24 and the slag-discharging valve 25, the entrance of loading hopper 21 is the import of charging/discharging device 2, the outlet of vent pipe 23 is the outlet of charging/discharging device 2, thereby the import and export of charging/discharging device 2 are connected with reactor 1, are used for charging and discharge.
Effuser 4 passes in the central siphon 11 back insertion reaction stills 1 of opposite side of reactor 1, end jag in these effuser 4 insertion reaction stills 1 is divided into gas collection end 41 and inboardend 42, inboardend 42 is coaxial with feed auger 22, and is fixed on through blind flange 7 on the end of feed auger 22.Effuser 4 the other ends stretch out outside the reactor 1, are used for the oil gas that produces behind the output catalytic pyrolysis.In addition, also can set up support or pipeline, feed auger 22 and effuser 4 can be reinforced by support or pipeline and be supported on ground or the process furnace 3.
The feed auger 22 of present embodiment and effuser 4 all are installed on respectively on the corresponding central siphon 11 through second bearing 8, and both realized secure feed auger 22 and effuser 4 also prevents that feed auger 22 and effuser 4 from following central siphon 11 rotations simultaneously.
End in feed auger 22 stretches into reactor 1 is provided with up a hopper 9, this hopper 9 is communicated with feed auger 22, be used for collecting the reaction residues in the reactor, namely the material in the feed auger can be by hopper 9 outputs, and the material that hopper 9 is collected also can be through feed auger 22 outputs; Corresponding inwall at reactor 1 is provided with the slag bucket 10 that stretches out to the centre of sphere of reactor 1, and wherein, as shown in Figure 4, the slag bucket 10 of present embodiment is six, circumference uniform distribution on the inner walls of reactor 1.Slag bucket 10 is general preferred to be set to six to eight, also can be according to the needs that drag for slag efficient, slag bucket 10 be set be any number more than two.Slag bucket 10 is positioned on the vertical axis that passes hopper 9 or is positioned at this axis in the orthographicprojection of reactor 1 housing, is used for stirring picking up the residue that is in reactor 1 inwall.
As shown in Figure 5, slag bucket 10 comprises half elliptic housing 101 and the bending shape bucket portion 102 of being stretched out by half elliptic housing 101 outer walls, half elliptic housing 101 1 ends are for dragging for slag entrance 103, the half elliptic shell, 101 the other end sealing, this half elliptic housing 101 is bedded in reactor 1 inwall, and encloses to cover to form with this inwall and drag for the slag entrance cavity; Bucket portion 102 drags for the slag entrance cavity with this and is communicated with, and the bending of this bucket portion 102 is towards mouth and drags for slag outlet 104, slag bucket 10 drag for slag outlet 104 towards with half elliptic housing 101 drag for slag entrance 103 towards identical.
Process furnace 3 is provided with the cavity 31 that correspondence is held reactor 1, and these cavity 31 tops are covered with stay-warm case 32, and reactor 1 is positioned at stay-warm case 32 and cavity 31 encloses the heating chamber that covers formation.The company's of covering seam crossing of cavity 31 and stay-warm case 32 is provided with sealing-ring 33, has annular bayonet socket on the sealing circle 33, and stay-warm case 32 is fastened in the annular bayonet socket, has both realized the close-fitting of stay-warm case 32 and cavity 31, prevents the waste heat leakage, is convenient to mounting or dismounting again; The top of stay-warm case 32 is connected with waste heat vent pipe 34, and for the waste heat behind the discharge process furnace reacting by heating still, this waste heat can be used for pre-thermal material.Wherein, suspension ring are also fixedly arranged at the top of stay-warm case 32, be easy for installation and maintenance, and the semisphere cover body that stay-warm case 32 is made for double-deck high temperature steel, and in interlayer, be filled with insulating cotton.
The working process of this cat-cracker is as follows:
Close slag-discharging valve 25 earlier and open charging valve 24 before the device operation, discarded edible oil after will being mixed in proportion then and catalyzer are from the impellent of loading hopper 21 by feed auger 22, enter in the reactor 1, reactor 1 just changes under the driving of rotating driving device, feed auger 22 and effuser 4 are under the support of second bearing 8, and fixedly support is on process furnace 3.Material reactor 1 spin stir and katalysis under, and be heated the stove heating and maintain about 350 ℃, the oil gas of generation is collected by effuser 4 and is exported.
Regulation: feed auger 22 positive dirctions operate to charging, and feed auger 22 reverse direction operations are deslagging; Slag bucket 10 rises slag charge in the reactor 1 and picks up operation positive dirction into reactor 1, otherwise, be in the other direction.Then, material is sent into reactor 1 through the feed auger 22 of positive dirction operation, in reactor 1 during catalytic pyrolysis, reactor 1 reverse rotation operation, material is fully rotated in reactor 1 to be stirred, the direction of dragging for slag outlet 104 this moment is opposite with reactor 1 sense of rotation, and namely slag bucket 10 only mixes effect at this moment; The oil gas that produces behind the catalytic cracking reaction can finally form biofuel with the cooling of external condensation device.After the long reaction operation, to produce certain residue in the reactor 1, when needs are discharged residue, after opening slag-discharging valve 25 and closing charging valve 24, inverted running feed auger 22, reactor 1 positive dirction rotating operation, it is identical with the sense of rotation of reactor 1 that drag for the slag entrance this moment, slag charge enters to drag for to enter behind the slag entrance 103 and drags for the slag entrance cavity, and the slag outlet 104 of dragging for that is promoted to bucket portion 102 discharges, and the slag charge that is deposited on reactor 1 inwall is picked up; Each slag bucket 10 takes turns to promote slag charge, and rotation pours in the hopper 9 when being in reactor 1 inner top automatically, discharges automatically through spiral pusher machine 2.Arranged the operation that to return to normal production at once behind the slag.
Embodiments of the present invention are not limited thereto; according to foregoing of the present invention; utilize ordinary skill knowledge and the customary means of this area; do not breaking away under the above-mentioned basic fundamental thought of the present invention prerequisite; the present invention can also make modification, replacement or the change of other various ways, all drops within the rights protection scope of the present invention.
Claims (10)
1. a cat-cracker for preparing biofuel comprises for the reactor of the discarded edible oil of splendid attire, it is characterized in that, also comprises:
Charging/discharging device is used for outwards exporting residue to the reactor enter catalyst or from reactor;
Process furnace is used for the reacting by heating still;
Effuser is used for collecting and the interior oil gas of derivation reactor;
Rotating driving device is used for driving the reactor rotation;
Described reactor is the spherical shell of hollow, and central siphon is fixedly arranged respectively on two side bodies of this reactor symmetry, two central siphons through the clutch shaft bearing support in process furnace top; The output terminal of described rotating driving device links to each other with central siphon, drives reactor around the rotation of the axle center of central siphon; The import and export of described charging/discharging device are connected with reactor, and in the described effuser one end insertion reaction still, the effuser the other end stretches out outside the reactor.
2. the cat-cracker of preparation biofuel according to claim 1, it is characterized in that: described charging/discharging device is the spiral pusher machine, it has loading hopper and feed auger, the outlet of described loading hopper vertically is connected with a vent pipe, charging valve and slag-discharging valve from top to bottom are housed respectively on this vent pipe, in the described feed auger one end insertion reaction still, the feed auger the other end is connected on the vent pipe between charging valve and the slag-discharging valve.
3. the cat-cracker of preparation biofuel according to claim 2, it is characterized in that: described feed auger is passed reactor wherein behind the described central siphon of a side in the insertion reaction still, and described effuser passes behind the described central siphon of opposite side of reactor in the insertion reaction still.
4. the cat-cracker of preparation biofuel according to claim 3, it is characterized in that: the end jag in the described effuser insertion reaction still is divided into gas collection end and inboardend, described inboardend is coaxial with feed auger, and is fixed on through blind flange on the end of feed auger.
5. the cat-cracker of preparation biofuel according to claim 4 is characterized in that: described feed auger and effuser all are installed on respectively on the corresponding central siphon through second bearing.
6. the cat-cracker of preparation biofuel according to claim 1 is characterized in that: the end of described feed auger is provided with up a hopper, and this hopper is communicated with feed auger; The inwall of described reactor is provided with the slag bucket that stretches out to the centre of sphere of reactor, and described slag bucket is positioned on the vertical axis that passes hopper or is positioned at this axis in the orthographicprojection of reactor housing.
7. the cat-cracker of preparation biofuel according to claim 6, it is characterized in that: described slag bucket is at least two, circumference uniform distribution on the inner walls of described reactor.
8. according to the cat-cracker of each described preparation biofuel of claim 6-7, it is characterized in that: described slag bucket comprises half elliptic housing and the bending shape bucket portion of being stretched out by half elliptic housing outer wall, and described half elliptic housing one end is for dragging for the slag entrance; The sealing of the other end of described half elliptic housing, this half elliptic housing is bedded in the reactor inwall, and encloses to cover to form with this inwall and drag for the slag entrance cavity; Described bucket portion drags for the slag entrance cavity with this and is communicated with, and the bending of this bucket portion is towards mouth and drags for the slag outlet, described slag bucket drag for the slag outlet towards with the half elliptic housing drag for the slag entrance towards identical.
9. the cat-cracker of preparation biofuel according to claim 1, it is characterized in that: described process furnace is provided with the cavity that correspondence is held reactor, this cavity top is covered with stay-warm case, and described reactor is positioned at stay-warm case and cavity encloses the heating chamber that covers formation.
10. the cat-cracker of preparation biofuel according to claim 9, it is characterized in that: the company's of covering seam crossing of described cavity and stay-warm case is provided with sealing-ring, has annular bayonet socket on the sealing circle, and described stay-warm case is fastened in the described annular bayonet socket; The top of described stay-warm case is connected with the waste heat vent pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162509.1A CN103275810B (en) | 2013-05-03 | 2013-05-03 | Catalytic cracking device for biodiesel preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162509.1A CN103275810B (en) | 2013-05-03 | 2013-05-03 | Catalytic cracking device for biodiesel preparation |
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| Publication Number | Publication Date |
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| CN103275810A true CN103275810A (en) | 2013-09-04 |
| CN103275810B CN103275810B (en) | 2014-08-13 |
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| CN201310162509.1A Expired - Fee Related CN103275810B (en) | 2013-05-03 | 2013-05-03 | Catalytic cracking device for biodiesel preparation |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191064A (en) * | 2006-11-20 | 2008-06-04 | 罗学时 | Novel production device for biological diesel oil |
| CN201695019U (en) * | 2010-05-31 | 2011-01-05 | 贵州江南航天生物能源科技有限公司 | Esterification reaction kettle |
| JP2011148874A (en) * | 2010-01-20 | 2011-08-04 | Daiki Axis:Kk | Manufacturing method of fatty acid alkyl ester and manufacturing apparatus therefor |
| CN103013554A (en) * | 2012-12-18 | 2013-04-03 | 青岛福瑞斯生物能源科技开发有限公司 | Device and method for producing biodiesel with illegal cooking oil and waste engine oil |
-
2013
- 2013-05-03 CN CN201310162509.1A patent/CN103275810B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191064A (en) * | 2006-11-20 | 2008-06-04 | 罗学时 | Novel production device for biological diesel oil |
| JP2011148874A (en) * | 2010-01-20 | 2011-08-04 | Daiki Axis:Kk | Manufacturing method of fatty acid alkyl ester and manufacturing apparatus therefor |
| CN201695019U (en) * | 2010-05-31 | 2011-01-05 | 贵州江南航天生物能源科技有限公司 | Esterification reaction kettle |
| CN103013554A (en) * | 2012-12-18 | 2013-04-03 | 青岛福瑞斯生物能源科技开发有限公司 | Device and method for producing biodiesel with illegal cooking oil and waste engine oil |
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| CN103275810B (en) | 2014-08-13 |
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