CN204251589U - A kind of acidification oil continuous hydrolysis rectifier unit - Google Patents
A kind of acidification oil continuous hydrolysis rectifier unit Download PDFInfo
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- CN204251589U CN204251589U CN201420684371.1U CN201420684371U CN204251589U CN 204251589 U CN204251589 U CN 204251589U CN 201420684371 U CN201420684371 U CN 201420684371U CN 204251589 U CN204251589 U CN 204251589U
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- Prior art keywords
- soft water
- rectifying tower
- pipeline
- acid
- discharge port
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- 230000007062 hydrolysis Effects 0.000 title claims abstract description 36
- 238000006460 hydrolysis reaction Methods 0.000 title claims abstract description 36
- 230000020477 pH reduction Effects 0.000 title claims abstract description 25
- 239000008234 soft water Substances 0.000 claims abstract description 59
- 239000002253 acid Substances 0.000 claims abstract description 34
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 31
- 229930195729 fatty acid Natural products 0.000 claims abstract description 31
- 239000000194 fatty acid Substances 0.000 claims abstract description 31
- 150000004665 fatty acids Chemical class 0.000 claims abstract description 31
- 230000008676 import Effects 0.000 claims abstract description 23
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims abstract description 18
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims abstract description 18
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims abstract description 18
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000005642 Oleic acid Substances 0.000 claims abstract description 18
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims abstract description 18
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims abstract description 18
- 150000002632 lipids Chemical class 0.000 claims abstract description 10
- 239000010426 asphalt Substances 0.000 claims description 23
- 238000004821 distillation Methods 0.000 claims description 17
- 235000021355 Stearic acid Nutrition 0.000 claims description 12
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 12
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 12
- 239000008117 stearic acid Substances 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 6
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 claims description 4
- HWJPHQNEWARZLH-UHFFFAOYSA-N 1,1,2,2,3,3,4,4,5,5-decafluoro-6,6-bis(trifluoromethyl)cyclohexane Chemical compound FC(F)(F)C1(C(F)(F)F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C1(F)F HWJPHQNEWARZLH-UHFFFAOYSA-N 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000000926 separation method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- UJQGVDNQDFTTLZ-VNHYZAJKSA-N 2-[(2r,4ar,8as)-4a-methyl-8-methylidene-1,2,3,4,5,6,7,8a-octahydronaphthalen-2-yl]prop-2-enoic acid Chemical compound C1CCC(=C)[C@@H]2C[C@H](C(=C)C(O)=O)CC[C@]21C UJQGVDNQDFTTLZ-VNHYZAJKSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- QXRKIZKJLNNMNC-UHFFFAOYSA-N 11,13-Dihydrocostic acid Natural products CC(C1CCC2(C)CCCC(=C)C2C1)C(=O)O QXRKIZKJLNNMNC-UHFFFAOYSA-N 0.000 description 1
- SGZOYHLQNUSAIL-UHFFFAOYSA-N Ioscostussaeure Natural products C1C(C(=C)C(O)=O)CCC2(C)CCCC(C)=C21 SGZOYHLQNUSAIL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- UTXMCYDEIZPGME-UHFFFAOYSA-N beta-Isocostic acid Natural products C1CC(C(=C)C(O)=O)CC2C(C)=CCCC21C UTXMCYDEIZPGME-UHFFFAOYSA-N 0.000 description 1
- UJQGVDNQDFTTLZ-UHFFFAOYSA-N beta-costic acid Natural products C1CCC(=C)C2CC(C(=C)C(O)=O)CCC21C UJQGVDNQDFTTLZ-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 238000009997 thermal pre-treatment Methods 0.000 description 1
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- Fats And Perfumes (AREA)
Abstract
The utility model discloses a kind of acidification oil continuous hydrolysis rectifier unit, this acidification oil continuous hydrolysis rectifier unit comprises a hydrolysis tower, six rectifying tower and connecting pipeline, soft water pipeline is provided with soft water preheating heat exchanger, soft water preheating heat exchanger is provided with cold soft water import, hot soft water outlet, deep fat acid import and cold oil acid outlet, 4th rectifying tower oleic acid discharge port connects the deep fat acid import of soft water preheating heat exchanger by pipeline, the cold oil acid outlet of soft water preheating heat exchanger connects oleic acid output tube, the cold soft water import of soft water preheating heat exchanger connects soft water supply-pipe, the hot soft water outlet of soft water preheating heat exchanger connects the import of hydrolysis tower soft water by pipeline, the lipid acid formed after acidification oil hydrolysis directly can be carried out rectifying by this device, the product purity that fatty acid separation goes out is high, and isolated high temperature oleic acid can be utilized to carry out preheating to the soft water required for hydrolysis process, good energy-conserving effect.
Description
Technical field
The utility model relates to a kind of processing unit (plant) of acidification oil, to be especially a kind ofly hydrolyzed to acidification oil, the device of rectifying.
Background technology
Acidification oil be to soap stock carry out acidification the grease obtained, by can croude fatty acids be obtained to acidification oil hydrolysis, rectifying is carried out to croude fatty acids and can isolate plant asphalt, oleic acid, dirty oil acid and the industrial raw material such as palmitinic acid.To the processing of acidification oil adopt hydrolysis and rectifying two-stage process process in prior art more, and usually adopt five tower continuous rectification process in rectifying, the product purity that fatty acid separation goes out is low.In addition, need in prior art to carry out thermal pretreatment to softening water in acidification oil hydrolytic process, hydrolysis tower is injected after softening water being heated to 80 DEG C-90 DEG C with steam, and from the oleic acid tower exit temperature 200 DEG C-220 DEG C that rectifying tower is discharged, store after needing to cool the temperature to 55 DEG C-65 DEG C with water cooler, all require the expenditure of energy in softening water preheating and oleic acid process of cooling.
Utility model content
The technical problem that utility model will solve is: provide a kind of acidification oil continuous hydrolysis rectifier unit, the lipid acid formed after acidification oil hydrolysis directly can be carried out rectifying by this device, the product purity that fatty acid separation goes out is high, and isolated high temperature oleic acid can be utilized to carry out preheating to the soft water required for hydrolysis process, good energy-conserving effect.
The technical scheme that technical solution problem is taked: a kind of acidification oil continuous hydrolysis rectifier unit, comprise a hydrolysis tower, six rectifying tower and connecting pipeline, hydrolysis tower is provided with acidification oil opening for feed, soft water import and croude fatty acids discharge port, hydrolysis tower croude fatty acids discharge port connects the first rectifying tower opening for feed by pipeline, low-boiling-point substance relief outlet and mixed fatty acid relief outlet is provided with at the first rectifying tower, first rectifying tower mixed fatty acid relief outlet connects Second distillation column opening for feed by pipeline, plant asphalt relief outlet and mixed fatty acid relief outlet is provided with at Second distillation column, Second distillation column mixed fatty acid relief outlet connects the 3rd rectifying tower opening for feed by pipeline, mixed fatty acid discharge port and mixing stearic acid discharge port is provided with at the 3rd rectifying tower, 3rd rectifying tower mixed fatty acid discharge port connects the 4th rectifying tower opening for feed by pipeline, 3rd rectifying tower mixing stearic acid discharge port connects the 5th rectifying tower opening for feed by pipeline, oleic acid discharge port and dirty oil acid discharge port is provided with at the 4th rectifying tower, foreshot discharge port and mixing stearic acid discharge port is provided with at the 5th rectifying tower, 5th rectifying tower mixing stearic acid discharge port connects the 6th rectifying tower opening for feed by pipeline, palmitinic acid discharge port and dirty oil acid discharge port is provided with at the 6th rectifying tower, soft water pipeline is provided with soft water preheating heat exchanger, soft water preheating heat exchanger is provided with cold soft water import, hot soft water outlet, deep fat acid import and cold oil acid outlet, 4th rectifying tower oleic acid discharge port connects the deep fat acid import of soft water preheating heat exchanger by pipeline, the cold oil acid outlet of soft water preheating heat exchanger connects oleic acid output tube, the cold soft water import of soft water preheating heat exchanger connects soft water supply-pipe, the hot soft water outlet of soft water preheating heat exchanger connects the import of hydrolysis tower soft water by pipeline.
As improvement of the present utility model: be provided with separated from bitumen tower between Second distillation column and the 3rd rectifying tower, Second distillation column plant asphalt relief outlet connects separated from bitumen tower opening for feed by pipeline, separated from bitumen tower is provided with asphalt outlet and lipid acid recovery port, and lipid acid recovery port connects the 3rd rectifying tower opening for feed by pipeline.
Beneficial effect: acidification oil continuous hydrolysis rectifier unit of the present utility model due to have employed hydrolysis and rectifying process continuously, the soft water preheating of deep fat acid needed for hydrolysis process utilizing rectifying separation to go out, reduce soft water preheating cost and oleic acid cooling cost, energy-saving effect is remarkable, adopt six rectifying tower to croude fatty acids continuous rectification, make fatty acid separation meticulousr, products therefrom purity is higher; Owing to have employed the technical characteristic being provided with separated from bitumen tower between Second distillation column and the 3rd rectifying tower, plant asphalt isolated from Second distillation column is processed further, reclaim lipid acid residual in plant asphalt, make acidification oil continuous hydrolysis rectifier unit of the present utility model more thorough to the separation of lipid acid, the yield of oleic acid is higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of acidification oil continuous hydrolysis rectifier unit of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, acidification oil continuous hydrolysis rectifier unit of the present utility model is described in further detail.
As shown in Figure 1, acidification oil continuous hydrolysis rectifier unit of the present utility model comprises a hydrolysis tower 7, six rectifying tower (1, 2, 3, 4, 5, 6) and connecting pipeline, hydrolysis tower is provided with acidification oil opening for feed 71, soft water import 73 and croude fatty acids discharge port 72, hydrolysis tower croude fatty acids discharge port connects the first rectifying tower opening for feed 11 by pipeline, low-boiling-point substance relief outlet 13 and mixed fatty acid relief outlet 12 is provided with at the first rectifying tower 1, first rectifying tower mixed fatty acid relief outlet connects Second distillation column opening for feed 21 by pipeline, plant asphalt relief outlet 23 and mixed fatty acid relief outlet 22 is provided with at Second distillation column 2, Second distillation column mixed fatty acid relief outlet connects the 3rd rectifying tower opening for feed 31 by pipeline, mixed fatty acid discharge port 33 and mixing stearic acid discharge port 32 is provided with at the 3rd rectifying tower 3, 3rd rectifying tower mixed fatty acid discharge port connects the 4th rectifying tower opening for feed 41 by pipeline, 3rd rectifying tower mixing stearic acid discharge port connects the 5th rectifying tower opening for feed 51 by pipeline, oleic acid discharge port 42 and dirty oil acid 43 discharge ports are provided with at the 4th rectifying tower 4, foreshot discharge port 53 and mixing stearic acid discharge port 52 is provided with at the 5th rectifying tower 5, 5th rectifying tower mixing stearic acid discharge port connects the 6th rectifying tower opening for feed 61 by pipeline, palmitinic acid discharge port 62 and dirty oil acid discharge port 63 is provided with at the 6th rectifying tower 6, soft water pipeline is provided with soft water preheating heat exchanger 9, soft water preheating heat exchanger is provided with cold soft water import 93, hot soft water outlet 94, deep fat acid import 91 and cold oil acid outlet 92, the oleic acid discharge port 42 of the 4th rectifying tower connects the deep fat acid import of soft water preheating heat exchanger by pipeline, the cold oil acid outlet of soft water preheating heat exchanger connects oleic acid output tube, the cold soft water import of soft water preheating heat exchanger connects soft water supply-pipe 90, the hot soft water outlet of soft water preheating heat exchanger connects the import of hydrolysis tower soft water by pipeline.
As preferably, separated from bitumen tower 8 is provided with between Second distillation column and the 3rd rectifying tower, Second distillation column plant asphalt relief outlet 23 connects separated from bitumen tower opening for feed 81 by pipeline, separated from bitumen tower is provided with asphalt outlet 83 and lipid acid recovery port 82, lipid acid recovery port connects the 3rd rectifying tower opening for feed 31 by pipeline, is provided with the vacuum orifice be connected with vacuum-pumping pipeline 10 at rectifying tower and asphalt tower top.
Claims (2)
1. an acidification oil continuous hydrolysis rectifier unit, comprise a hydrolysis tower, six rectifying tower and connecting pipeline, it is characterized in that: on hydrolysis tower, be provided with acidification oil opening for feed, soft water import and croude fatty acids discharge port, hydrolysis tower croude fatty acids discharge port connects the first rectifying tower opening for feed by pipeline, low-boiling-point substance relief outlet and mixed fatty acid relief outlet is provided with at the first rectifying tower, first rectifying tower mixed fatty acid relief outlet connects Second distillation column opening for feed by pipeline, plant asphalt relief outlet and mixed fatty acid relief outlet is provided with at Second distillation column, Second distillation column mixed fatty acid relief outlet connects the 3rd rectifying tower opening for feed by pipeline, mixed fatty acid discharge port and mixing stearic acid discharge port is provided with at the 3rd rectifying tower, 3rd rectifying tower mixed fatty acid discharge port connects the 4th rectifying tower opening for feed by pipeline, 3rd rectifying tower mixing stearic acid discharge port connects the 5th rectifying tower opening for feed by pipeline, oleic acid discharge port and dirty oil acid discharge port is provided with at the 4th rectifying tower, foreshot discharge port and mixing stearic acid discharge port is provided with at the 5th rectifying tower, 5th rectifying tower mixing stearic acid discharge port connects the 6th rectifying tower opening for feed by pipeline, palmitinic acid discharge port and dirty oil acid discharge port is provided with at the 6th rectifying tower, soft water pipeline is provided with soft water preheating heat exchanger, soft water preheating heat exchanger is provided with cold soft water import, hot soft water outlet, deep fat acid import and cold oil acid outlet, 4th rectifying tower oleic acid discharge port connects the deep fat acid import of soft water preheating heat exchanger by pipeline, the cold oil acid outlet of soft water preheating heat exchanger connects oleic acid output tube, the cold soft water import of soft water preheating heat exchanger connects soft water supply-pipe, the hot soft water outlet of soft water preheating heat exchanger connects the import of hydrolysis tower soft water by pipeline.
2. acidification oil continuous hydrolysis rectifier unit according to claim 1, it is characterized in that: between Second distillation column and the 3rd rectifying tower, be provided with separated from bitumen tower, Second distillation column plant asphalt relief outlet connects separated from bitumen tower opening for feed by pipeline, separated from bitumen tower is provided with asphalt outlet and lipid acid recovery port, and lipid acid recovery port connects the 3rd rectifying tower opening for feed by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420684371.1U CN204251589U (en) | 2014-11-17 | 2014-11-17 | A kind of acidification oil continuous hydrolysis rectifier unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420684371.1U CN204251589U (en) | 2014-11-17 | 2014-11-17 | A kind of acidification oil continuous hydrolysis rectifier unit |
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| Publication Number | Publication Date |
|---|---|
| CN204251589U true CN204251589U (en) | 2015-04-08 |
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| CN201420684371.1U Active CN204251589U (en) | 2014-11-17 | 2014-11-17 | A kind of acidification oil continuous hydrolysis rectifier unit |
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| CN (1) | CN204251589U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481061A (en) * | 2021-08-10 | 2021-10-08 | 铁岭金铎科技股份有限公司 | Oleic acid rectifying device and oleic acid rectifying method |
-
2014
- 2014-11-17 CN CN201420684371.1U patent/CN204251589U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481061A (en) * | 2021-08-10 | 2021-10-08 | 铁岭金铎科技股份有限公司 | Oleic acid rectifying device and oleic acid rectifying method |
| CN113481061B (en) * | 2021-08-10 | 2023-09-29 | 铁岭金铎科技股份有限公司 | Oleic acid rectifying device and oleic acid rectifying method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A continuous hydrolysis distillation device for acidified oil Effective date of registration: 20220512 Granted publication date: 20150408 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: TIELING JINDUO SCIENCE AND TECHNOLOGY CO.,LTD. Registration number: Y2022210000041 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230213 Granted publication date: 20150408 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: TIELING JINDUO SCIENCE AND TECHNOLOGY CO.,LTD. Registration number: Y2022210000041 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A continuous hydrolytic distillation device for acidified oil Effective date of registration: 20230216 Granted publication date: 20150408 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: TIELING JINDUO SCIENCE AND TECHNOLOGY CO.,LTD. Registration number: Y2023210000023 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20150408 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: TIELING JINDUO SCIENCE AND TECHNOLOGY CO.,LTD. Registration number: Y2023210000023 |