CN202989124U - Liquefying device for producing alcohol from starchiness raw material - Google Patents

Liquefying device for producing alcohol from starchiness raw material Download PDF

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Publication number
CN202989124U
CN202989124U CN 201220722328 CN201220722328U CN202989124U CN 202989124 U CN202989124 U CN 202989124U CN 201220722328 CN201220722328 CN 201220722328 CN 201220722328 U CN201220722328 U CN 201220722328U CN 202989124 U CN202989124 U CN 202989124U
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communicated
tank
precooking
heat
level
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CN 201220722328
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孙发喜
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ZHENGZHOU BODA STARCH MACHINERY ENGINEERING TECHNOLOGY Co Ltd
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ZHENGZHOU BODA STARCH MACHINERY ENGINEERING TECHNOLOGY Co Ltd
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Abstract

The utility model belongs to the technical field of devices for producing alcohol from starchiness raw material, and specifically relates to a liquefying device for producing alcohol from starchiness raw material. On the basis of the existing liquefying device for producing alcohol from starchiness raw material, a waste heat recycling device is arranged; and under the vacuum condition, the waste heat of the liquefying mash for liquefying the starchiness raw material is conveyed to a starchiness raw material pre-cooking device after being collected, the waste heat of the liquefying mash is used for pre-cooking the starchiness raw material so as to realize the recycling of the water heat of the liquefying mash. The aims of energy-saving and emission-reducing, reducing production cost of the alcohol and improving the enterprise competitiveness are reached.

Description

Starchy material is produced the liquefaction device of alcohol
Technical field:
The utility model belongs to starchy material and produces the alcohol equipment technical field, is specifically related to the liquefaction device that a kind of starchy material is produced alcohol.
Background technology:
in prior art, utilizing wheat-flour, when the starchy materials such as Semen Maydis powder are produced alcohol, its processing method that adopts generally comprises raw material pulverizing, and------------distillation---processing steps such as poor slag separation ferment in saccharification in liquefaction, after raw material pulverizing, need in liquefying after wheat-flour or Semen Maydis powder elder generation and α-amylase mix and blend, sending into the tank of precooking heats up, send into afterwards the intensification of boiling post and be heated to 100 ℃, be liquefied as liquefied fermented glutinous rice in the boiling post, then liquefied fermented glutinous rice is sent into vapour liquid separator, under vacuum condition, vapor-liquid separation, the liquefied fermented glutinous rice temperature is cooled to 60 ℃ by 100 ℃, enter saccharifying tank and carry out saccharification.The liquefied fermented glutinous rice temperature is cooled to 60 ℃ by 100 ℃, and the flash distillation waste vapour is not utilized, and enters refrigerating unit, uses cooling water condensation, causes a large amount of energy and the waste of water resources.
In sum, produce alcohol with starchy materials such as wheat-flour, Semen Maydis powder, from liquefaction to saccharification, need first raw material to be heated up heating, and then cooling, this process causes a large amount of energy and the waste of water resources, makes the cost of Alcohol Production high, also there is no the Processes and apparatus of the heat energy utilization in the liquefied fermented glutinous rice temperature-fall period before, reduce liquefaction cost approach few.How the heat recuperation recycling of the liquefied fermented glutinous rice after the starchy material boiling can be reduced the Alcohol Production cost thereby reach, energy-saving and emission-reduction improve enterprise competitiveness, are also a difficult problem concerning the industry technology personnel.
The utility model content:
in sum, in order to overcome the deficiency of prior art problem, the utility model provides a kind of starchy material to produce the liquefaction device of alcohol, it is on the basis of the liquefaction device of existing starchy material production alcohol, increase waste heat recovery recycling equipment, after residual heat collection with the liquefied fermented glutinous rice after liquefying starchiness raw material, be delivered to the starchy material equipment of precooking, utilize the waste heat of liquefied fermented glutinous rice that starchy material is precooked, thereby the waste heat of realizing liquefied fermented glutinous rice carries out recycling, reach energy-saving and emission-reduction, reduce the production cost of alcohol, improve the purpose of enterprise competitiveness.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of starchy material is produced the liquefaction device of alcohol, wherein: comprise auger, mixing tank, precooking device and steaming plant, the discharge port of auger is communicated with mixing tank, the discharge port of mixing tank is communicated with precooking device, precooking device is communicated with steaming plant, steaming plant is communicated with heat-releasing device, and the air outlet of heat-releasing device is communicated with precooking device, and the discharge port of heat-releasing device is communicated with the saccharification mixing tank; Described precooking device comprises the tank of precooking, used heat tourie and vapour liquid separator, precook and be provided with dividing plate in tank, dividing plate will be precooked, and tank is divided into cold burden cavity and heat is expected the chamber, the discharge port of mixing tank is communicated with the cold burden cavity of the tank of precooking, the cold burden cavity of tank of precooking is communicated with by the opening for feed of feeding tube with the used heat tourie, the heat material chamber of the discharge port of used heat tourie and the tank of precooking is communicated with, the air outlet of used heat tourie is communicated with the inlet mouth of vapour liquid separator, the air outlet of vapour liquid separator is communicated with vacuum pump, and the heat material chamber of the tank of precooking is communicated with steaming plant; Described steaming plant is the boiling post, the precook heat material chamber of tank is communicated with the opening for feed of boiling post, the discharge port of boiling post is communicated with heat-releasing device, described heat-releasing device is flash distillation heat release tank, the discharge port of boiling post is communicated with the opening for feed of flash distillation heat release tank, the discharge port of flash distillation heat release tank is communicated with the saccharification mixing tank, and the air outlet of flash distillation heat release tank is communicated with the inlet mouth of used heat tourie.
The technical solution of the utility model can also be achieved in that and be provided with four precooking devices of mutually connecting between described mixing tank and steaming plant, described heat-releasing device comprises four flash distillation heat release tanks of series connection mutually, the corresponding precooking device of flash distillation heat release tank.
The technical solution of the utility model can also be achieved in that described steaming plant comprises four boiling posts of series connection mutually, and the lower end of boiling post is communicated with the saccharification mixing tank by clear material pipe, expects clearly to be provided with on pipe and expects clearly valve.
The technical solution of the utility model can also be achieved in that on described feeding tube and be provided with feeding pump, is arranged at the material loading valve between feeding pump and cold burden cavity, and the heat material chamber of the tank of precooking is communicated with feeding tube by pipeline, is provided with valve on pipeline.
The technical solution of the utility model can also be achieved in that the feeding tube of described previous precooking device is communicated with the tank of precooking of next precooking device by drainage conduit, is provided with blow-off valve on drainage conduit.
The technical solution of the utility model can also be achieved in that the cold burden cavity of the tank of precooking of described last precooking device is connected by transport pipe with the opening for feed of the boiling post of steaming plant, is provided with transferpump and transfer valve on transport pipe.
The technical solution of the utility model can also be achieved in that between two flash distillation heat release tanks of described mutual series connection and be provided with the heat release valve, and the bottom of flash distillation heat release tank is communicated with the saccharification mixing tank by discharge nozzle, is provided with bleeder valve on discharge nozzle.
The technical solution of the utility model can also be achieved in that the air outlet of the vapour liquid separator of a described rear precooking device is communicated with by escape pipe with the inlet mouth of the used heat tourie of previous precooking device, and the air outlet of the vapour liquid separator of described first precooking device is communicated with vacuum pump.
The beneficial effects of the utility model are:
1, the utility model is to produce on the basis of liquefaction device of alcohol at existing starchy material, increase waste heat recovery recycling equipment, after residual heat collection with the liquefied fermented glutinous rice after liquefying starchiness raw material, be delivered to the starchy material equipment of precooking, utilize the waste heat of liquefied fermented glutinous rice that starchy material is precooked, thereby the waste heat of realizing liquefied fermented glutinous rice carry out recycling, reaches energy-saving and emission-reduction, reduce the production cost of alcohol, improve the purpose of enterprise competitiveness.
2, the utility model arranges four precooking devices and four flash distillation heat release tanks, the corresponding precooking device of each flash distillation heat release tank, the starchy material of 50 ℃ after mix and blend can be precooked step by step to 90 ℃, and then the starchy material of 90 ℃ is delivered to the boiling post carries out cooking and liquefaction, when boiling, only need 10 ℃ of starchy material heating, can reach the required temperature of liquefaction, and starchy material precook that what adopt is hot steam after liquefied fermented glutinous rice flash distillation heat release, greatly saved the energy, the energy usage quantity when effectively reducing Alcohol Production.
3, liquefying plant of the present utility model is simple in structure, and is novel, convenient to operation, the utility model is produced one ton of alcohol in use, only needs the steam of 0.2 ton of left and right when liquefaction, than 0.6 ton of left and right of traditional liquefaction process steam saving, and saved a large amount of water coolants.
Description of drawings:
Fig. 1 is structural representation of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
as shown in Figure 1, a kind of starchy material is produced the liquefaction device of alcohol, comprise auger 1, mixing tank 2, precooking device and steaming plant 7, the discharge port of auger 1 is communicated with mixing tank 2, the discharge port of mixing tank 2 is communicated with precooking device, and precooking device is communicated with steaming plant 7, and steaming plant 7 is communicated with heat-releasing device 8, the air outlet of heat-releasing device 8 is communicated with precooking device, and the discharge port of heat-releasing device 8 is communicated with saccharification mixing tank 9, be provided with four precooking devices of connecting between material blending device and steaming plant 7, be respectively one-level precooking device 3, secondary precooking device 4, three grades of precooking devices 5 and level Four precooking device 6, one-level precooking device 3 comprises the one-level tank 312 of precooking, one-level used heat tourie 311 and one-level vapour liquid separator 310, secondary precooking device 4 comprises the secondary tank 412 of precooking, secondary used heat tourie 411 and secondary vapour liquid separator 410, three grades of precooking devices 5 comprise three grades of tanks 512 of precooking, three grades of used heat touries 511 and three grades of vapour liquid separators 510, level Four precooking device 6 comprises the level Four tank 612 of precooking, level Four used heat tourie 611 and level Four vapour liquid separator 610, described heat-releasing device 8 comprises the flash distillation heat release tank of four series connection, be respectively one-level flash distillation heat release tank 801, two-stage flash heat release tank 802, three grades of flash distillation heat release tanks 803 and level Four flash distillation heat release tank 804, on the connecting tube of one-level flash distillation heat release tank 801 and two-stage flash heat release tank 802, on the connecting tube of two-stage flash heat release tank 802 and three grades of flash distillation heat release tanks 803, be provided with heat release valve 805 on the connecting tube of three grades of flash distillation heat release tanks 803 and level Four flash distillation heat release tank 804.One-level flash distillation heat release tank 801, two-stage flash heat release tank 802, three grades of flash distillation heat release tanks 803 and level Four flash distillation heat release tank 804 all are communicated with saccharification mixing tank 9 by discharge nozzle 807, are provided with bleeder valve 806 on discharge nozzle 807.
One-level is precooked and is provided with one-level dividing plate 306 in tank 312, and one-level dividing plate 306 is divided into one-level cold burden cavity 301 and one-level heat material chamber 307 with the one-level tank 312 of precooking; Secondary is precooked and is provided with secondary dividing plate 406 in tank 412, and secondary dividing plate 406 is divided into secondary cold burden cavity 401 and secondary heat material chamber 407 with the secondary tank 412 of precooking; Be provided with 506, three grades of dividing plates 506 of three grades of dividing plates in three grades of tanks 512 of precooking three grades of tanks 512 of precooking are divided into three grades of cold burden cavities 501 and three grades heat material chamber 507; Level Four is precooked and is provided with level Four dividing plate 606 in tank 612, and level Four dividing plate 606 is divided into level Four cold burden cavity 601 and level Four heat material chamber 607 with the level Four tank 612 of precooking.
the precook one-level cold burden cavity 301 of tank 312 of the discharge port of mixing tank 2 and one-level is communicated with, one-level cold burden cavity 301 is communicated with the opening for feed of one-level used heat tourie 311 by one-level feeding tube 309, the discharge port of one-level used heat tourie 311 expects that with one-level heat chamber 307 is communicated with, one-level heat material chamber 307 connects the precook secondary cold burden cavity 401 of tank 412 of secondary by pipeline, the air outlet of one-level used heat tourie 311 is communicated with the inlet mouth of one-level vapour liquid separator 310, the air outlet of one-level vapour liquid separator 310 is communicated with vacuum pump 10, the liquid outlet of one-level vapour liquid separator 310 is communicated with one-level heat and expects chamber 307, the inlet mouth of one-level used heat tourie 311 is communicated with the air outlet of level Four flash distillation heat release tank 804 and the air outlet of secondary vapour liquid separator 410, be provided with one-level feeding pump 302 on one-level feeding tube 309, one-level feeding pump 302 and one-level cold burden cavity 301 and between be provided with one-level material loading valve 303, one-level heat material chamber 307 is communicated with one-level feeding tube 309 by pipeline, be provided with one-level valve 304 on pipeline, one-level feeding tube 309 is communicated with by one-level drainage conduit 308 and the secondary tank 412 of precooking, be provided with one-level blow-off valve 305 on one-level drainage conduit 308.
the precook secondary cold burden cavity 401 of tank 412 of secondary is communicated with the opening for feed of secondary used heat tourie 411 by secondary feeding tube 409, the discharge port of secondary used heat tourie 411 expects that with secondary heat chamber 407 is communicated with, secondary heat material chamber 407 connects three grades of cold burden cavities 501 of three grades of tanks 512 of precooking by pipeline, the air outlet of secondary used heat tourie 411 is communicated with the inlet mouth of secondary vapour liquid separator 410, the air outlet of secondary vapour liquid separator 410 is communicated with the inlet mouth of one-level used heat tourie 311, the liquid outlet of secondary vapour liquid separator 410 is communicated with secondary heat and expects chamber 407, the inlet mouth of secondary used heat tourie 411 is communicated with the air outlet of three grades of flash distillation heat release tanks 803 and the air outlet of three grades of vapour liquid separators 510, be provided with secondary feeding pump 402 on secondary feeding tube 409, secondary feeding pump 402 and secondary cold burden cavity 401 and between be provided with secondary material loading valve 403, secondary heat material chamber 407 is communicated with secondary feeding tube 409 by pipeline, be provided with secondary valve 404 on pipeline, secondary feeding tube 409 is communicated with three grades of tanks 512 of precooking by secondary drainage conduit 408, be provided with secondary blow-off valve 405 on secondary drainage conduit 408.
three grades of cold burden cavities 501 of three grades of tanks 512 of precooking are communicated with the opening for feed of three grades of used heat touries 511 by three grades of feeding tubes 509, the discharge port of three grades of used heat touries 511 expects that with three grades of heat chamber 507 is communicated with, three grades of heat material chambeies 507 connect the precook level Four cold burden cavity 601 of tank 612 of level Four by pipeline, the air outlet of three grades of used heat touries 511 is communicated with the inlet mouth of three grades of vapour liquid separators 510, the air outlet of three grades of vapour liquid separators 510 is communicated with the inlet mouth of secondary used heat tourie 411, the liquid outlet of three grades of vapour liquid separators 510 is communicated with three grades of heat and expects chamber 507, the inlet mouth of three grades of used heat touries 511 is communicated with the air outlet of two-stage flash heat release tank 802 and the air outlet of level Four vapour liquid separator 610, be provided with three grades of feeding pumps 502 on three grades of feeding tubes 509, three grades of feeding pumps 502 and three grades of cold burden cavities 501 and between be provided with three grades of material loading valves 503, three grades of heat expect that chamber 507 is communicated with three grades of feeding tubes 509 by pipeline, be provided with three grades of valves 504 on pipeline, three grades of feeding tubes 509 are communicated with by three grades of drainage conduit 508 and the level Four tank 612 of precooking, be provided with three grades of blow-off valves 505 on three grades of drainage conduit 508.
the precook level Four cold burden cavity 601 of tank 612 of level Four is communicated with the opening for feed of level Four used heat tourie 611 by level Four feeding tube 609, the discharge port of level Four used heat tourie 611 expects that with level Four heat chamber 607 is communicated with, level Four heat material chamber 607 connects steaming plant 7 by transport pipe 608, be provided with transferpump 605 on transport pipe 608, the air outlet of level Four used heat tourie 611 is communicated with the inlet mouth of level Four vapour liquid separator 610, the air outlet of level Four vapour liquid separator 610 is communicated with the inlet mouth of three grades of used heat touries 511, the liquid outlet of level Four vapour liquid separator 610 is communicated with level Four heat and expects chamber 607, the inlet mouth of level Four used heat tourie 611 is communicated with the air outlet of one-level flash distillation heat release tank 801 and the air outlet of three grades of vapour liquid separators 510, be provided with level Four feeding pump 602 on level Four feeding tube 609, level Four feeding pump 602 and level Four cold burden cavity 601 and between be provided with level Four material loading valve 603, level Four heat material chamber 607 is communicated with level Four feeding tube 609 by pipeline, be provided with level Four valve 604 on pipeline.
Described steaming plant 7 comprises that the lower end of 701, four boiling posts 701 of boiling post of four series connection is communicated with saccharification mixing tank 9 by clear material pipe 703, is provided with on clear material pipe 703 and expects clearly to be provided with boiling valve 704 between 702, two adjacent boiling posts 701 of valve.
The liquefaction process that the liquefaction device that utilizes above-mentioned starchy material to produce alcohol liquefies to starchy material comprises following processing step:
One, batch mixing
With the cleaner liquid in starchy material and high temperature spice water, poor slag separating technology at the interior mix and blend of auger 1 and be delivered to mixing tank 2, add α-amylase in mixing tank 2, and stir, be the starchiness compound with the starchy material mix and blend, the temperature after mixing is 50 ℃;
Two, preheating
starchiness compound after mix and blend is delivered to the one-level cold burden cavity 301 of one-level precooking device 3 by the discharge port of stirred pot, then be delivered to one-level used heat absorption unit by one-level feeding pump 302, in one-level used heat absorption unit, the steam of 60 ℃ that level Four flash distillation heat-releasing device 8 produces is with starchiness mixed material heating to 60 ℃, enter one-level vapour liquid separator 310 from the air outlet of one-level used heat absorption unit after the steam of 60 ℃ is absorbed and carry out vapour liquid separator, noncondensable gas is taken away by vacuum pump 10, liquid enters one-level heat and expects chamber 307, the discharge port of the starchiness compound of 60 ℃ in one-level used heat absorption unit by one-level used heat absorption unit enters one-level heat material chamber 307, and then expect that from one-level heat the discharge port in chamber 307 is delivered to the secondary cold burden cavity 401 of secondary precooking device 4, so far realize the starchiness compound of 50 ℃ is precooked and be warming up to 60 ℃.
The like, the starchiness compound of 60 ℃ is successively by secondary precooking device 4, three grades of precooking devices 5 and level Four precooking device 6, be heated to successively 70 ℃, 80 ℃, 90 ℃, the level Four heat of level Four precooking device 6 expects that the temperature of the starchiness compound in chamber 607 is 90 ℃, so far, complete the precooking of starchiness compound, make the temperature of starchiness compound be warming up to 90 ℃ by 50 ℃.
Three, boiling
The starchiness compound of 90 ℃ is delivered to boiling post 701, pass into simultaneously high temperature and give birth to steam in boiling post 701, with the starchiness compound by 90 ℃ of boilings to 100 ℃, at four mutually in the boiling posts 701 of series connection, the starchiness mixed liquor changes into and is that liquefied fermented glutinous rice, the temperature of liquefied fermented glutinous rice are 100 ℃.
Four, flash distillation heat release,
100 ℃ of liquefied fermented glutinous rices are delivered to one-level flash distillation heat release tank 801, in one-level flash distillation heat release tank 801, the liquefied fermented glutinous rice flash distillation heat release of 100 ℃, liquefied fermented glutinous rice is cooled to 90 ℃, hot steam temperature in liquefied fermented glutinous rice is also 90 ℃, the steam of 90 ℃ enters level Four used heat tourie 611 from the air outlet of one-level flash distillation heat release tank 801, the liquefied fermented glutinous rice of 90 ℃ is transported to two-stage flash heat release tank 802, be cooled to 80 ℃ at two-stage flash heat release tank 802 liquefied fermented glutinous rices of interior 90 ℃, the steam of 80 ℃ enters three grades of used heat touries 511 from the air outlet of two-stage flash heat release tank 802, the liquefied fermented glutinous rice of 80 ℃ is transported to three grades of flash distillation heat release tanks 803, by that analogy, at three grades of flash distillation heat release tanks 803, in level Four flash distillation heat release tank 804, liquefied fermented glutinous rice is flashed heat release to 70 ℃ and 60 ℃ successively, the temperature of liquefied fermented glutinous rice reaches the needs of Mashing process when being 60 ℃, be transported to saccharification mixing tank 9 from the bottom of level Four flash distillation heat release tank 804, enter Mashing process, so far complete starchy material and produce the liquefaction process of alcohol.
when stopping producing, starchiness compound in equipment need to be emptied, start one-level valve 304, one-level blow-off valve 305, secondary valve 404, secondary blow-off valve 405, three grades of valves 504, three grades of blow-off valves 505, level Four valve 604, one-level is precooked the interior remaining starchiness compound of tank 312 through one-level valve 304, one-level feeding pump 302, one-level blow-off valve 305 and one-level drainage conduit 308, be transported to the secondary tank 412 of precooking, then precook starchiness compound in tank 412 through secondary valve 404 with secondary, secondary feeding pump 402, secondary blow-off valve 405 and secondary drainage conduit 408 enter three grades of tanks 512 of precooking, follow three grades of starchiness compounds in the tank 512 of precooking together through three grades of valves 504, three grades of feeding pumps 502, three grades of blow-off valves 505 and three grades of drainage conduit 508 enter the level Four tank 612 of precooking, then enter boiling post 701 from the level Four tank 612 of precooking, enter saccharification mixing tank 9 from the clear material pipe 703 of boiling post 701 bottoms settings.
When heat-releasing device 8 need to empty, open bleeder valve 806, the starchiness compound in heat-releasing device 8 from discharge nozzle 807 discharged to saccharification mixing tank 9.
Be noted that, the above embodiment is to the explanation of technical solutions of the utility model and unrestricted, other modification that is equal to replacement or makes according to prior art of affiliated technical field those of ordinary skill, as long as do not exceed thinking and the scope of technical solutions of the utility model, within all should being included in the desired interest field of the utility model.

Claims (8)

1. a starchy material is produced the liquefaction device of alcohol, wherein: comprise auger (1), mixing tank (2), precooking device and steaming plant (7), the discharge port of auger (1) is communicated with mixing tank (2), the discharge port of mixing tank (2) is communicated with precooking device, precooking device is communicated with steaming plant (7), steaming plant (7) is communicated with heat-releasing device (8), and the air outlet of heat-releasing device (8) is communicated with precooking device, and the discharge port of heat-releasing device (8) is communicated with saccharification mixing tank (9); Described precooking device comprises the tank of precooking, used heat tourie and vapour liquid separator, precook and be provided with dividing plate in tank, dividing plate will be precooked, and tank is divided into cold burden cavity and heat is expected the chamber, the discharge port of mixing tank (2) is communicated with the cold burden cavity of the tank of precooking, the cold burden cavity of tank of precooking is communicated with by the opening for feed of feeding tube with the used heat tourie, the heat material chamber of the discharge port of used heat tourie and the tank of precooking is communicated with, the air outlet of used heat tourie is communicated with the inlet mouth of vapour liquid separator, the air outlet of vapour liquid separator is communicated with vacuum pump (10), and the heat material chamber of the tank of precooking is communicated with steaming plant (7); Described steaming plant (7) is boiling post (701), the precook heat material chamber of tank is communicated with the opening for feed of boiling post (701), the discharge port of boiling post (701) is communicated with heat-releasing device (8), described heat-releasing device (8) is flash distillation heat release tank, the discharge port of boiling post (701) is communicated with the opening for feed of flash distillation heat release tank, the discharge port of flash distillation heat release tank is communicated with saccharification mixing tank (9), and the air outlet of flash distillation heat release tank is communicated with the inlet mouth of used heat tourie.
2. starchy material according to claim 1 is produced the liquefaction device of alcohol, it is characterized in that: be provided with four precooking devices of mutually connecting between described mixing tank (2) and steaming plant (7), described heat-releasing device (8) comprises four flash distillation heat release tanks of series connection mutually, the corresponding precooking device of flash distillation heat release tank.
3. starchy material according to claim 1 is produced the liquefaction device of alcohol, it is characterized in that: described steaming plant (7) comprises four boiling posts (701) of series connection mutually, the lower end of boiling post (701) is communicated with saccharification mixing tank (9) by clear material pipe (703), is provided with on clear material pipe (703) and expects clearly valve (702).
4. starchy material according to claim 1 is produced the liquefaction device of alcohol, it is characterized in that: be provided with feeding pump on described feeding tube, be arranged at the material loading valve between feeding pump and cold burden cavity, the heat material chamber of the tank of precooking is communicated with feeding tube by pipeline, is provided with valve on pipeline.
5. starchy material according to claim 2 is produced the liquefaction device of alcohol, and it is characterized in that: the feeding tube of described previous precooking device is communicated with the tank of precooking of next precooking device by drainage conduit, is provided with blow-off valve on drainage conduit.
6. starchy material according to claim 2 is produced the liquefaction device of alcohol, it is characterized in that: the cold burden cavity of the tank of precooking of described last precooking device is connected by transport pipe (608) with the opening for feed of the boiling post (701) of steaming plant (7), is provided with transferpump (605) and transfer valve on transport pipe (608).
7. starchy material according to claim 2 is produced the liquefaction device of alcohol, it is characterized in that: be provided with heat release valve (805) between two flash distillation heat release tanks of described mutual series connection, the bottom of flash distillation heat release tank is communicated with saccharification mixing tank (9) by discharge nozzle (807), is provided with bleeder valve (806) on discharge nozzle (807).
8. starchy material according to claim 2 is produced the liquefaction device of alcohol, it is characterized in that: the air outlet of the vapour liquid separator of a described rear precooking device is communicated with by escape pipe with the inlet mouth of the used heat tourie of previous precooking device, and the air outlet of the vapour liquid separator of described first precooking device is communicated with vacuum pump (10).
CN 201220722328 2012-12-25 2012-12-25 Liquefying device for producing alcohol from starchiness raw material Withdrawn - After Issue CN202989124U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Publication Number Publication Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103013817A (en) * 2012-12-25 2013-04-03 郑州博大淀粉机械工程技术有限公司 Liquefaction equipment and liquefaction process for producing alcohol by using starchiness as raw material
CN109022248A (en) * 2018-09-26 2018-12-18 国网河南省电力公司南召县供电公司 A kind of electric power liquid fuel thinning process units and method
CN110643490A (en) * 2019-11-02 2020-01-03 孙发喜 Energy-saving liquefaction system for producing alcohol by starchy raw materials

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103013817A (en) * 2012-12-25 2013-04-03 郑州博大淀粉机械工程技术有限公司 Liquefaction equipment and liquefaction process for producing alcohol by using starchiness as raw material
CN109022248A (en) * 2018-09-26 2018-12-18 国网河南省电力公司南召县供电公司 A kind of electric power liquid fuel thinning process units and method
CN110643490A (en) * 2019-11-02 2020-01-03 孙发喜 Energy-saving liquefaction system for producing alcohol by starchy raw materials

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