CN108905259A - A kind of novel process unit for preparing alcohol fuel - Google Patents
A kind of novel process unit for preparing alcohol fuel Download PDFInfo
- Publication number
- CN108905259A CN108905259A CN201810789853.6A CN201810789853A CN108905259A CN 108905259 A CN108905259 A CN 108905259A CN 201810789853 A CN201810789853 A CN 201810789853A CN 108905259 A CN108905259 A CN 108905259A
- Authority
- CN
- China
- Prior art keywords
- rectifying column
- condenser
- film device
- alcohol fuel
- novel process
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
- B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
Abstract
The invention discloses a kind of novel process units for preparing alcohol fuel, including rectifying column and film device, the rectifying column upper end is connected with heat pump one end, the heat pump other end is connected with first condenser one end, the first condenser other end is connected with rectifying column top, and the rectifying column bottom end is connected with dehvery pump one end, and the dehvery pump other end is connected with evaporator one end, the heater other end is connected with film device, and side is equipped with membrane module in the film device.The present invention carries out pretreatment of raw material using rectifying column, it is extremely efficient industrial alcohol purify it is affected, and keep the continuity of entire technique, by using infiltration evaporation membrane separation technique, have many advantages, such as highly selective, control is easy and energy utilization rate is high, by using zeolite molecular sieve as membrane material, with high temperature resistant, the features such as anti-organic solvent ability is strong and corrosion-resistant.
Description
Technical field
The present invention relates to the technology field that alcohol fuel is prepared with industrial alcohol waste liquid more particularly to a kind of novel preparation combustions
Expect the process unit of ethyl alcohol.
Background technique
With the rapid development of society environmental pollution and energy crisis are increasingly severe, coal, oil and natural gas is excessively opened
It adopts, taps a new source of energy extremely urgent, alcohol fuel is also known as dehydrated alcohol, abundant, right by not only burning as novel alternative energy source
Environmental pollution is small also to be had many advantages, such as renewable, therefore the research of its production technology and equipments has important economic value and life
State meaning contains gas chromatography and inorganic free from admixture in industrial alcohol waste liquid, handles not only result in waste of resources also not in time
Surrounding enviroment can be polluted, traditional absorption and rectifying partition method all can inevitably bring impurity into, and invest big, energy
Consumption is high.
Summary of the invention
The present invention provides a kind of novel process unit for preparing alcohol fuel, is suitable for separating energy consumption height and degree-of-difficulty factor is big
Azeotropic mixture, energy conservation and environmental protection meets green economy Strategic Concept, can effectively solve to expose in traditional separating technology
Problem.
To achieve the goals above, present invention employs following technical solutions：A kind of novel technique for preparing alcohol fuel
Device, including rectifying column and film device, the rectifying column upper end are connected with heat pump one end, the heat pump other end and
One condenser one end is connected, and the first condenser other end is connected with rectifying column top, the rectifying column bottom end with it is defeated
Material pump one end is connected, and the dehvery pump other end is connected with evaporator one end, and the heater other end is connected with film dress
It sets, side is equipped with membrane module in the film device, is equipped with inoranic membrane on the inside of the membrane module, the film device right is connected with second
Condenser, the second condenser lower section are connected with waste water tank, are equipped with waste water pump, second condenser on the downside of the waste water tank
Right is equipped with surge tank, is equipped with vacuum pump on the right side of the surge tank.
As a preferred technical solution of the present invention, the membrane module is by several inoranic membranes and several support rod structures
At.
As a preferred technical solution of the present invention, the inoranic membrane selects zeolitic material to be made.
As a preferred technical solution of the present invention, the rectifying column uses continous way.
As a preferred technical solution of the present invention, the film device is divided into upstream side and downstream side.
Compared with prior art, the present invention provides a kind of novel process unit for preparing alcohol fuel, having following has
Beneficial effect：
1, the present invention carries out pretreatment of raw material using rectifying column, extremely efficient purify to industrial alcohol affected, and keeps
The continuity of entire technique.
2, the present invention uses infiltration evaporation membrane separation technique, has highly selective, control simplicity and energy utilization rate height etc.
Advantage.
3, the present invention has high temperature resistant using zeolite molecular sieve as membrane material, and anti-organic solvent ability is strong and corrosion-resistant
The features such as.
4, the present invention is equipped with heater by film device front end, and film device rear end is equipped with condenser and vacuum pump, makes film two
The pressure difference of side is bigger, and infiltration rate is higher.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings：
Fig. 1 is process structure schematic diagram of the invention；
Fig. 2 is apparatus of the present invention mode configuration schematic diagram；
In figure：1, the first condenser；2, heat pump；3, rectifying column；4, dehvery pump；5, evaporator；6, membrane module；7, film fills
It sets；8, the second condenser；9, waste water tank；10, waste water pump；11, surge tank；12, vacuum pump；13, upstream side；14, downstream side；
15, inoranic membrane.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment：Referring to Fig.1-2, the present invention provides a kind of technical solution, a kind of novel technique dress for preparing alcohol fuel
It sets, including rectifying column 3 and film device 7,3 upper end of rectifying column is connected with 2 one end of heat pump, 2 other end of heat pump and first cold
1 one end of condenser is connected, and 1 other end of the first condenser is connected with 3 top of rectifying column, 3 bottom end of rectifying column and 4 one end of dehvery pump
It is connected, 4 other end of dehvery pump is connected with 5 one end of evaporator, and 5 other end of evaporator is connected with film device 7, in film device 7
Side is equipped with membrane module 6, is equipped with inoranic membrane 15 on the inside of membrane module 6,7 right of film device is connected with the second condenser 8, the second condenser
8 lower sections are connected with waste water tank 9, and waste water pump 10 is equipped on the downside of waste water tank 9, and 8 right of the second condenser is equipped with surge tank 11, surge tank
11 right sides are equipped with vacuum pump 12.
In order to work normally film device 7, in the present embodiment, it is preferred that membrane module 6 is by several inoranic membranes 15 and several
A support rod is constituted.
In order to keep inoranic membrane stronger to environmental suitability, in the present embodiment, it is preferred that inoranic membrane 15 selects zeolitic material system
At.
In order to make entire technique normal operation, in the present embodiment, it is preferred that rectifying column 3 uses continous way.
In order to keep separating effect more preferable, in the present embodiment, it is preferred that film device 7 divides for upstream side 13 and downstream side 14.
The principle of the present invention and process for using first turn on rectifying column 3, and industrial alcohol raw material is heated by heat pump 2
It to bubble point and is sent into inside rectifying column 3,3 top upflowing vapor of rectifying column is condensed using the first condenser 1, partial reflux, rectifying
The product that 3 bottom of tower reaches pre-processing requirements is sent to evaporator 5 by dehvery pump 4, is heated to steam and is sent to by pipeline
Film device 7, the steam for penetrating through membrane module 6 are condensed by the second condenser 8, and waste water is recovered to waste water tank 9, completely not cold
Solidifying alcohol vapour enters surge tank 11, improves the pumping gas efficiency of vacuum pump 12 also, finally recycles to product ethyl alcohol.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of novel process unit for preparing alcohol fuel, including rectifying column (3) and film device (7), on the rectifying column (3)
End is connected with heat pump (2) one end, and heat pump (2) other end is connected with the first condenser (1) one end, and described first
Condenser (1) other end is connected with rectifying column (3) top, and rectifying column (3) bottom end is connected with dehvery pump (4) one end,
Dehvery pump (4) other end is connected with evaporator (5) one end, and evaporator (5) other end is connected with film device (7),
Side is equipped with membrane module (6) in the film device (7), is equipped with inoranic membrane (15) on the inside of the membrane module (6), the film device (7)
Right is connected with the second condenser (8), is connected with waste water tank (9) below second condenser (8), under the waste water tank (9)
Side is equipped with waste water pump (10), and the second condenser (8) right is equipped with surge tank (11), is equipped on the right side of the surge tank (11) true
Sky pump (12).
2. the novel process unit for preparing alcohol fuel of one kind according to claim 1, which is characterized in that the membrane module
(6) it is made of several inoranic membranes (15) and several support rods.
3. the novel process unit for preparing alcohol fuel of one kind according to claim 1, which is characterized in that the inoranic membrane
(15) zeolitic material is selected to be made.
4. the novel process unit for preparing alcohol fuel of one kind according to claim 1, which is characterized in that the rectifying column
(3) continous way is used.
5. the novel process unit for preparing alcohol fuel of one kind according to claim 1, which is characterized in that the film device
(7) it is divided into upstream side (13) and downstream side (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810789853.6A CN108905259A (en) | 2018-07-18 | 2018-07-18 | A kind of novel process unit for preparing alcohol fuel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810789853.6A CN108905259A (en) | 2018-07-18 | 2018-07-18 | A kind of novel process unit for preparing alcohol fuel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108905259A true CN108905259A (en) | 2018-11-30 |
Family
ID=64414982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810789853.6A Pending CN108905259A (en) | 2018-07-18 | 2018-07-18 | A kind of novel process unit for preparing alcohol fuel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108905259A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009066519A (en) * | 2007-09-13 | 2009-04-02 | Kiriyama Seisakusho:Kk | Separator employing distillation and membrane separation in combination |
| WO2009123223A1 (en) * | 2008-03-31 | 2009-10-08 | 宇部興産株式会社 | Purification treatment method for fermented alcohol |
| CN104109078A (en) * | 2014-06-25 | 2014-10-22 | 江苏九天高科技股份有限公司 | Method for recovering ethanol in analginum production |
| CN104262089A (en) * | 2014-09-01 | 2015-01-07 | 南京工业大学 | Method and device for dehydrating and refining biofuel |
| CN104548953A (en) * | 2013-10-21 | 2015-04-29 | 大连市沙河口区中小微企业服务中心 | Method for preparing NaA type zeolite membrane for ethanol dehydration |
| CN105418368A (en) * | 2015-12-31 | 2016-03-23 | 江苏九天高科技股份有限公司 | Technology and device for producing high-purity ethyl alcohol |
| CN205710510U (en) * | 2016-06-08 | 2016-11-23 | 云南爱尔康生物技术有限公司 | A kind of absolute ethyl alcohol preparation system |
| JP2018020985A (en) * | 2016-08-05 | 2018-02-08 | 三菱ケミカル株式会社 | Process for producing alcohol |
-
2018
- 2018-07-18 CN CN201810789853.6A patent/CN108905259A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009066519A (en) * | 2007-09-13 | 2009-04-02 | Kiriyama Seisakusho:Kk | Separator employing distillation and membrane separation in combination |
| WO2009123223A1 (en) * | 2008-03-31 | 2009-10-08 | 宇部興産株式会社 | Purification treatment method for fermented alcohol |
| CN104548953A (en) * | 2013-10-21 | 2015-04-29 | 大连市沙河口区中小微企业服务中心 | Method for preparing NaA type zeolite membrane for ethanol dehydration |
| CN104109078A (en) * | 2014-06-25 | 2014-10-22 | 江苏九天高科技股份有限公司 | Method for recovering ethanol in analginum production |
| CN104262089A (en) * | 2014-09-01 | 2015-01-07 | 南京工业大学 | Method and device for dehydrating and refining biofuel |
| CN105418368A (en) * | 2015-12-31 | 2016-03-23 | 江苏九天高科技股份有限公司 | Technology and device for producing high-purity ethyl alcohol |
| CN205710510U (en) * | 2016-06-08 | 2016-11-23 | 云南爱尔康生物技术有限公司 | A kind of absolute ethyl alcohol preparation system |
| JP2018020985A (en) * | 2016-08-05 | 2018-02-08 | 三菱ケミカル株式会社 | Process for producing alcohol |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |