CN205011671U - Butyl's octanol apparatus for producing industrial waste uses multipurposely device - Google Patents
Butyl's octanol apparatus for producing industrial waste uses multipurposely device Download PDFInfo
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- CN205011671U CN205011671U CN201520742702.7U CN201520742702U CN205011671U CN 205011671 U CN205011671 U CN 205011671U CN 201520742702 U CN201520742702 U CN 201520742702U CN 205011671 U CN205011671 U CN 205011671U
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Abstract
The utility model discloses a butyl's octanol apparatus for producing industrial waste uses multipurposely device, it includes: first rectifying column, first rectifying column be used for being not more than industrial waste separation for unimolecule carbon containing number 4 C4 component and being greater than the C4 component, the second rectifying column, the second rectifying column be used for butanol, butyraldehyde and separation of water, the third rectifying column, the third rectifying column be used for being unimolecule carbon containing number 8 C8 component and being greater than the separation of C8 component, the fourth rectifying column, the fourth rectifying column be used for the separation of unsaturated C8 component and isooctanol. Adopt this device to realize zero row of material of industrial waste among butyl's octanol commercial process.
Description
Technical field
The utility model is for octyl alconyl production equipment industrial waste treatment unit, and the utility model especially carries out a kind of device of separating treatment and integrated application for the industrial waste discharged in octyl alconyl production process.
Background technology
Utilize carbonylation method that propylene and synthesis gas reaction are generated butyraldehyde, butyraldehyde Hydrogenation carries out condensation repeated hydrogenation prepare octanol for butanols, butyraldehyde-n.Side reaction can be there is in the process, simultaneously the vaporizer of butyl octanol unit reactor, separator and weight-removing column etc. all have a small amount of ejecta, the mixed solution of discharging is called octyl alconyl industrial waste, be equivalent to about 10% of octyl alconyl product total mass, and wherein containing a large amount of valuable composition, but owing to forming complexity, be generally used for fuel.The compound such as various alcohol, aldehyde, olefine aldehydr, acetal, acid, ester containing C4 ~ 16 in octyl alconyl industrial waste and a small amount of water, nearly tens of kinds of components.Directly can account for 36.98% of octyl alconyl industrial waste quality as the butanols of product, octanol, butyraldehyde, octenal (accounting for 25.14% of octyl alconyl industrial waste quality) obtain butanols and octanol by hydrogenation.Therefore, although octyl alconyl industrial waste composition is complicated, the valuable constituent that wherein directly or indirectly can become product accounts for more than 60%, utilizing, having good economic benefit by reclaiming these valuable components.More than C10 ~ 16 component is heavy constituent, and be aldehyde condensation polymer thing substantially, this part is owing to forming complexity, and content is lower, is not reasonably utilized for a long time, and economic benefit is poor.CN103342625A adopts four tower continuous rectifications to obtain light constituent, butanols, C5 ~ C7 and octenal, octanol respectively, and the present invention does not process to octenal the octanol that obtains high added value further and heavy constituent is not further utilized.First CN104447194A isolates the light constituent in octyl alconyl industrial effluent, carries out cracking process, then be separated heavy constituent, and wherein the cracking power consumption of heavy constituent is comparatively large, is unfavorable for energy-conservation.
Summary of the invention
The purpose of this utility model is the deficiency overcoming existing technique, provides octyl alconyl production equipment industrial waste comprehensive utilization device, and solve the industrial waste that production process is discharged, meet the requirement of environmental protection, reaches the standard to environment zero release.
A kind of octyl alconyl production equipment industrial waste comprehensive utilization device of the present utility model, it comprises:
First rectifying tower, the first described rectifying tower is used for industrial waste being separated into unit molecule and is not more than the C4 component of 4 containing carbon number and is greater than C4 component, in the middle of the first described rectifying tower, have opening for feed, the first described rectifying tower top gaseous phase outlet is connected with the refluxing opening of the first condenser, the first submerged soil, the first pump and the first rectifying tower successively by the first pipeline;
Second distillation column, described Second distillation column is used for butanols, butyraldehyde and water to be separated, the tower top opening for feed of described Second distillation column is connected by first pipeline of Second distillation column feed-pipe with the first pump discharge place, and the tower top discharge port of described Second distillation column divides the refluxing opening of liquid bath, the second pump and Second distillation column to be connected by the second pipeline successively with the second condenser, profit; Described profit is divided the bottom land aqueous phase of liquid bath to export and is connected with the water stripper in octyl alconyl production equipment by the 3rd pipeline that the 3rd pump is housed, and second pipeline at described second pump discharge place is connected with the butyraldehyde hydrogenator in octyl alconyl production equipment by the 4th pipeline; The tower bottom outlet of described Second distillation column is connected with the 4th pump, the 3rd condenser, the second submerged soil and the 5th pump successively by the 5th pipeline, the 5th described pump discharge is divided into two articles of branch roads, and wherein branch road is connected with Second distillation column feed-pipe and another branch road is connected with the butanols pre-rectifying tower in octyl alconyl production equipment;
3rd rectifying tower, the 3rd described rectifying tower be used for by unit molecule containing carbon number be 8 C8 component and be greater than C8 Component seperation, the intermediate feed mouth of the 3rd described rectifying tower is communicated with the tower reactor liquid-phase outlet of the 6th pump and the first rectifying tower successively by the 3rd rectifying tower feed-pipe, the tower top outlet of the 3rd described rectifying tower is connected with the refluxing opening of the 4th condenser, the 3rd submerged soil, the 7th pump and the 3rd rectifying tower successively by the 6th pipeline; The tower bottom outlet of the 3rd described rectifying tower is connected with the tank of the 8th pump, stirring tank, the 9th pump and tank field successively by the 3rd rectifying tower bottom tube line;
4th rectifying tower, the 4th described rectifying tower is used for being separated of unsaturated C8 component and isooctyl alcohol, the opening for feed in the 4th described rectifying tower mid-way is connected with the 6th pipeline at liquid phase hydrogenation reactor and the 7th pump discharge place successively by the 4th rectifying tower feed-pipe, and the 4th described rectifying tower tower top outlet is connected with liquid phase hydrogenation reactor bottom opening for feed by pipeline; The tower bottom outlet of the 4th described rectifying tower is connected with the tank of the 9th pump, the 5th condenser, the 4th submerged soil, the tenth pump and tank field successively by the 4th rectifying tower bottom tube line.
Adopt this device to achieve the zero release of industrial waste in octyl alconyl commercial process, solve the emission problem of octyl alconyl industrial waste, solve the environmental issue in Industrial processes, achieve the maximization of production process economic benefit.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic diagram of octyl alconyl production equipment industrial waste comprehensive utilization device of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Of the present utility model a kind of octyl alconyl production equipment industrial waste comprehensive utilization device as shown in Figure 1, it comprises:
First rectifying tower 1, the first described rectifying tower is used for industrial waste being separated into unit molecule and is not more than the C4 component of 4 containing carbon number and is greater than C4 component, in the middle of the first described rectifying tower, have opening for feed, the first described rectifying tower top gaseous phase outlet is connected with the refluxing opening of the first condenser 5, first submerged soil 10, first pump 17 and the first rectifying tower successively by the first pipeline;
Second distillation column 2, described Second distillation column is used for butanols, butyraldehyde and water to be separated, the tower top opening for feed of described Second distillation column is connected by first pipeline of Second distillation column feed-pipe with the first pump 17 exit, and the tower top discharge port of described Second distillation column divides the refluxing opening of liquid bath 11, second pump 19 and Second distillation column to be connected with the second condenser 6, profit by the second pipeline successively; Described profit is divided the bottom land aqueous phase of liquid bath to export and is connected with the water stripper in octyl alconyl production equipment by the 3rd pipeline that the 3rd pump 20 is housed, and second pipeline in described second pump 19 exit is connected with the butyraldehyde hydrogenator in octyl alconyl production equipment by the 4th pipeline; The tower bottom outlet of described Second distillation column 2 is connected with the 4th pump 21, the 3rd condenser 7, second submerged soil 12 and the 5th pump 22 successively by the 5th pipeline, described 5th pump 22 outlet is divided into two articles of branch roads, and wherein branch road is connected with Second distillation column feed-pipe and another branch road is connected with the butanols pre-rectifying tower in octyl alconyl production equipment;
3rd rectifying tower 3, the 3rd described rectifying tower be used for by unit molecule containing carbon number be 8 C8 component and be greater than C8 Component seperation, the intermediate feed mouth of the 3rd described rectifying tower is communicated with the tower reactor liquid-phase outlet of the 6th pump 18 and the first rectifying tower 1 successively by the 3rd rectifying tower feed-pipe, the tower top outlet of the 3rd described rectifying tower is connected with the refluxing opening of the 4th condenser 8, the 3rd submerged soil 13, the 7th pump 24 and the 3rd rectifying tower successively by the 6th pipeline; The tower bottom outlet of the 3rd described rectifying tower is connected with the tank of the 8th pump 23, stirring tank 15, the 9th pump 25 and tank field successively by the 3rd rectifying tower bottom tube line;
4th rectifying tower 4, the 4th described rectifying tower is used for being separated of unsaturated C8 component and isooctyl alcohol, the opening for feed in the 4th described rectifying tower mid-way is connected with the 6th pipeline in liquid phase hydrogenation reactor 16 and the 7th pump 24 exit successively by the 4th rectifying tower feed-pipe, and the 4th described rectifying tower tower top outlet is connected with liquid phase hydrogenation reactor 16 bottom opening for feed by pipeline; The tower bottom outlet of the 4th described rectifying tower 4 is connected with the tank of the 9th pump 26, the 5th condenser 9, the 4th submerged soil 14, the tenth pump 27 and tank field successively by the 4th rectifying tower bottom tube line.
Adopt the operation steps of this device as follows:
(1) first octyl alconyl industrial waste is pumped into the first rectifying tower 1, be separated under tower top pressure and temperature are respectively 28 ~ 32KPa and 75.1 ~ 79.1 DEG C of conditions, industrial waste be divided into unit molecule and be not more than the C4 component of 4 containing carbon number and be greater than C4 component.Be not more than C4 light constituent from overhead extraction, enter the first submerged soil 10 through the first condenser 5 condensation, the liquid part pumped from the first described submerged soil 10 sends into the first rectifying tower as phegma, and another part liquid pumps into Second distillation column 2; The component being greater than C4 enters the 3rd rectifying tower 3 from the first rectifying tower 1 tower reactor extraction.
(2) light constituent of Second distillation column 2 is entered, be separated under tower top pressure and temperature are respectively 101 ~ 105KPa and 91.8 ~ 95.8 DEG C of conditions, enter second profit through the second condenser 6 condensation at described Second distillation column 2 overhead extraction mixing butyraldehyde divide liquid bath 11 to be separated with water, process in the water stripper that wherein aqueous phase pumps in octyl alconyl production equipment, the butyraldehyde hydrogenation unit that the mixing butyraldehyde moiety of oil phase pumps into octyl alconyl production equipment carries out hydrogenation, and another part mixing butyraldehyde sends Second distillation column back to.The mixed butyl alcohol of Second distillation column 2 tower reactor extraction, the second submerged soil 12 is entered through the 3rd condenser 7 condensation, the mixed butyl alcohol that purity reaches preassigned is after testing pumped into the butanols pre-rectifying tower in octyl alconyl production equipment by the second submerged soil 12, the mixed butyl alcohol that purity does not reach preassigned after testing is then pumped into by the second submerged soil 12 that Second distillation column 2 carries out being separated again, purifying.
(3) what enter the 3rd rectifying tower 3 is greater than C4 component, is separated under tower top pressure and temperature are respectively 2.5 ~ 3.5KPa and 83.1 ~ 87.1 DEG C of conditions, and to be separated unit molecule be the C8 component of 8 containing carbon number and be greater than C8 component.Pump in stirring tank 15 in the C8 component that is greater than of the 3rd described rectifying tower 3 tower reactor extraction, in described stirring tank 15, add higher olefins class A such as octene, nonene etc. and alkylphenol polyoxyethylene B again carry out Homogeneous phase mixing, prepare oil fuel, boiler of feeding uses.The C8 component of the 3rd rectifying tower 3 overhead extraction, the 3rd submerged soil 13 is entered through the 4th condenser 8 condensation, the liquid part pumped from the 3rd described submerged soil 13 returns the 3rd rectifying tower as phegma, another part liquid pumps into liquid phase hydrogenation reactor 16 and carries out liquid-phase hydrogenatin, and the undersaturated 2-methylhexene aldehyde (EPA) in liquid phase and 2 methyl hexyl aldehyde (EHA) are converted into isooctyl alcohol.By percentage to the quality, described higher olefins class and the addition of alkylphenol polyoxyethylene reach 1% of material in stirring tank separately.
(4) liquid after liquid-phase hydrogenatin is pumped into the 4th rectifying tower 4, be separated under tower top pressure and temperature are respectively 13.0 ~ 17.0KPa and 70.2 ~ 74.2 DEG C of conditions, the inabundant hydrogenation component of overhead extraction, turns back in liquid phase hydrogenation reactor 16 and again carries out liquid-phase hydrogenatin.The purity of the 4th rectifying tower 4 tower reactor extraction reaches the octanol of preassigned, enters the 4th submerged soil 14, finally pump into tank field through the 5th condenser 9 condensation.
Claims (1)
1. an octyl alconyl production equipment industrial waste comprehensive utilization device, is characterized in that it comprises:
First rectifying tower, the first described rectifying tower is used for industrial waste being separated into unit molecule and is not more than the C4 component of 4 containing carbon number and is greater than C4 component, in the middle of the first described rectifying tower, have opening for feed, the first described rectifying tower top gaseous phase outlet is connected with the refluxing opening of the first condenser, the first submerged soil, the first pump and the first rectifying tower successively by the first pipeline;
Second distillation column, described Second distillation column is used for butanols, butyraldehyde and water to be separated, the tower top opening for feed of described Second distillation column is connected by first pipeline of Second distillation column feed-pipe with the first pump discharge place, and the tower top discharge port of described Second distillation column divides the refluxing opening of liquid bath, the second pump and Second distillation column to be connected by the second pipeline successively with the second condenser, profit; Described profit is divided the bottom land aqueous phase of liquid bath to export and is connected with the water stripper in octyl alconyl production equipment by the 3rd pipeline that the 3rd pump is housed, and second pipeline at described second pump discharge place is connected with the butyraldehyde hydrogenator in octyl alconyl production equipment by the 4th pipeline; The tower bottom outlet of described Second distillation column is connected with the 4th pump, the 3rd condenser, the second submerged soil and the 5th pump successively by the 5th pipeline, the 5th described pump discharge is divided into two articles of branch roads, and wherein branch road is connected with Second distillation column feed-pipe and another branch road is connected with the butanols pre-rectifying tower in octyl alconyl production equipment;
3rd rectifying tower, the 3rd described rectifying tower be used for by unit molecule containing carbon number be 8 C8 component and be greater than C8 Component seperation, the intermediate feed mouth of the 3rd described rectifying tower is communicated with the tower reactor liquid-phase outlet of the 6th pump and the first rectifying tower successively by the 3rd rectifying tower feed-pipe, the tower top outlet of the 3rd described rectifying tower is connected with the refluxing opening of the 4th condenser, the 3rd submerged soil, the 7th pump and the 3rd rectifying tower successively by the 6th pipeline; The tower bottom outlet of the 3rd described rectifying tower is connected with the tank of the 8th pump, stirring tank, the 9th pump and tank field successively by the 3rd rectifying tower bottom tube line;
4th rectifying tower, the 4th described rectifying tower is used for being separated of unsaturated C8 component and isooctyl alcohol, the opening for feed in the 4th described rectifying tower mid-way is connected with the 6th pipeline at liquid phase hydrogenation reactor and the 7th pump discharge place successively by the 4th rectifying tower feed-pipe, and the 4th described rectifying tower tower top outlet is connected with liquid phase hydrogenation reactor bottom opening for feed by pipeline; The tower bottom outlet of the 4th described rectifying tower is connected with the tank of the 9th pump, the 5th condenser, the 4th submerged soil, the tenth pump and tank field successively by the 4th rectifying tower bottom tube line.
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| CN201520742702.7U CN205011671U (en) | 2015-09-21 | 2015-09-21 | Butyl's octanol apparatus for producing industrial waste uses multipurposely device |
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| CN201520742702.7U CN205011671U (en) | 2015-09-21 | 2015-09-21 | Butyl's octanol apparatus for producing industrial waste uses multipurposely device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106431884A (en) * | 2016-11-09 | 2017-02-22 | 天津渤化永利化工股份有限公司 | Device and method for preparing butyric acid through butyraldehyde oxidation |
| CN106497614A (en) * | 2016-11-15 | 2017-03-15 | 云南硕力新能源环保节能有限公司 | A kind of boiler alcohol hydrocarbon hybrid fuel and preparation method thereof |
| CN112119054A (en) * | 2018-05-15 | 2020-12-22 | 沙特基础工业全球技术公司 | Optimization of 2-EH product recovery system using process intensification |
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2015
- 2015-09-21 CN CN201520742702.7U patent/CN205011671U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106431884A (en) * | 2016-11-09 | 2017-02-22 | 天津渤化永利化工股份有限公司 | Device and method for preparing butyric acid through butyraldehyde oxidation |
| CN106497614A (en) * | 2016-11-15 | 2017-03-15 | 云南硕力新能源环保节能有限公司 | A kind of boiler alcohol hydrocarbon hybrid fuel and preparation method thereof |
| CN106497614B (en) * | 2016-11-15 | 2018-03-13 | 云南硕力新能源环保节能有限公司 | A kind of boiler alcohol hydrocarbon hybrid fuel and preparation method thereof |
| CN112119054A (en) * | 2018-05-15 | 2020-12-22 | 沙特基础工业全球技术公司 | Optimization of 2-EH product recovery system using process intensification |
| US11225449B2 (en) | 2018-05-15 | 2022-01-18 | Sabic Global Technologies B.V. | Optimization of 2-EH product recovery system using process intensification |
| CN112119054B (en) * | 2018-05-15 | 2022-04-12 | 沙特基础工业全球技术公司 | Optimization of 2-EH product recovery system using process intensification |
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