CN207567142U - A kind of device for preparing 3 pentene nitrile or adiponitrile - Google Patents
A kind of device for preparing 3 pentene nitrile or adiponitrile Download PDFInfo
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- CN207567142U CN207567142U CN201721477591.7U CN201721477591U CN207567142U CN 207567142 U CN207567142 U CN 207567142U CN 201721477591 U CN201721477591 U CN 201721477591U CN 207567142 U CN207567142 U CN 207567142U
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Abstract
The utility model discloses a kind of device for preparing 3 allyl acetonitriles or adiponitrile, including：Feed system, pre-heating system, hybrid system, reaction system and product separation system；Material system includes material pot；Pre-heating system includes micro-channel heat exchanger；Hybrid system includes micro-mixer；Reaction system includes shell and tube reactor；Product separation system includes knockout drum and rectifying column；The feed system, pre-heating system, hybrid system, reaction system and product separation system are sequentially connected, it is a kind of process units efficiently, safe, with reference to prior art, is become larger by the volume of equipment and flux changes, equipment need not be increased, no enlarge-effect can be amplified industrialized production.
Description
Technical field
The utility model is related to a kind of devices for preparing 3 pentene nitrile or adiponitrile, belong to chemical technology field.
Background technology
Adiponitrile is one of primary raw material for producing new material nylon66 fiber, in electronics, light industry and other organic syntheses
Also there is wide application in field.The synthetic method of adiponitrile is more, but common method disclosed in the prior art is by fourth two
It is prepared by alkene hydrocyanation.Butadiene process Adiponitrile is mainly two-step method, need to pass through a hydrocyanation, secondary hydrocyanation system
Standby adiponitrile.Hydrocyanation is that in catalyst, (monodentate phosphine and bidentate phosphine are matched with what zero-valent nickel formed by butadiene and hydrogen cyanide
Close the complex of object or other zero-valent nickels composition) in the presence of, reaction generation 3- amylenes cyanogen and 2- methyl -3- butene nitriles；Secondary hydrogen
Cyaniding is the 3 pentene nitrile and hydrogen cyanide for generating front reaction under the conditions of existing for above-mentioned catalyst and lewis acid auxiliary agent
Reaction generation adiponitrile.What this two step used is all that carried out under the conditions of existing for catalyst and auxiliary agent lewis acid homogeneous is urged
Change reaction.
Conventional tank reactor and fixed bed reactors when preparing adiponitrile all can there are heat transfer rate the slow, operating time
In this reaction process the phenomenon that zero-valent nickel catalyst is poisoned in various degree inevitably occurs for the problem of long so that urge
Agent recycling Posterior circle applies mechanically that number is low, and then the total recovery of product is caused to decline.
Utility model content
In order to it is a overcome the problems, such as that conventional tank reactor and fixed bed reactors carry out and prepare adiponitrile when exist；This reality
There is important meaning to the continuous high-efficient production of adiponitrile with the process units of novel offer, specific technical solution is as follows：
Kind prepares the device of 3 pentene nitrile or adiponitrile, and the device includes：Feed system, pre-heating system, mixed stocker
System, reaction system and product separation system；Feed system includes material pot；Pre-heating system includes micro-channel heat exchanger；Mixed stocker
System includes micro-mixer；Reaction system includes shell and tube reactor；Product separation system includes knockout drum and rectifying column；It is described into
Material system, pre-heating system, hybrid system, reaction system and product separation system are sequentially connected.
Micro-mixer described in the utility model is to have the function of the micro-structure of process intensification with a kind of, and fluid is cut into
Micron-sized thin layer contacts with each other, and moment mixing completion, efficient rapid mass transfer mix within the residence time of second grade or Millisecond
Clutch, is fexible unit in field, and the concrete structure form of expression is unlimited.
Shell and tube reactor described in the utility model is the reactor for making material fast reaction at a certain temperature, can be by
A series of alloys being freely combined, enamel, stainless steel or other materials pipeline form, be general dress in field
It puts, specific manifestation shape is unlimited
For device described in the utility model preferably using butadiene and hydrogen cyanide as raw material, two-step method continuously prepares adiponitrile
Process units.More preferably using butadiene and hydrogen cyanide as raw material, one time hydrocyanation butadiene prepares 3- amylene cyanogen, secondary cyanogen hydrogen
Change the process units that 3- amylene cyanogen prepares adiponitrile.
The device for preparing adiponitrile includes：Raw material storage tank V-01, raw material storage tank V-02, raw material storage tank V-03, raw material
Storage tank V-04, intermediate storage tank V-05, filter F -01, filter F -02, filter F -03, filter F -04, filter F -
05th, feed pump P-01, feed pump P-02, feed pump P-03, feed pump P-04, feed pump P-05, micro-channel heat exchanger HEX-
01st, micro-channel heat exchanger HEX-02, micro-channel heat exchanger HEX-03, micro-channel heat exchanger HEX-04, micro-channel heat exchanger HEX-
05th, micro-mixer MI-01, micro-mixer MI-02, micro-mixer MI-03, shell-and-tube reactor R-01, shell-and-tube reactor R-02,
Knockout drum V-06, knockout drum V-08, rectifying column V-07, rectifying column V-09；The raw material storage tank V-02, filter F -02, charging
Pump P-02, micro-channel heat exchanger HEX-02 are sequentially communicated；Raw material storage tank V-03, filter F -03, feed pump P-03, microchannel
Heat exchanger HEX-03 is sequentially communicated；The discharge port of micro-channel heat exchanger HEX-02, the discharge port of micro-channel heat exchanger HEX-03 point
Feed inlet not with micro-mixer MI-01 connects；Raw material storage tank V-04, filter F -04, feed pump P-04, Thermal Performance of Micro Channels
Device HEX-04 is sequentially communicated；The discharge port of micro-mixer MI-01, the discharge port of micro-channel heat exchanger HEX-04 mix respectively with micro-
The feed inlet connection of clutch MI-02, discharge port, shell-and-tube reactor R-01, the knockout drum V-06 of micro-mixer MI-02 connect successively
It is logical；The light component discharge port of knockout drum V-06 is connected with the feed inlet of micro-mixer MI-02；The heavy constituent discharging of knockout drum V-06
Mouth is sequentially communicated with feed pump P-06, rectifying column V-07；The tower top connection intermediate storage tank V-05 of rectifying column V-07, bottom of towe connection
The feed inlet of micro-channel heat exchanger HEX-04；Intermediate storage tank V-05, filter F -05, feed pump P-05, micro-channel heat exchanger
HEX-05 is sequentially communicated；Raw material storage tank V-01, filter F -01, feed pump P-01, micro-channel heat exchanger HEX-01 connect successively
It is logical；The discharge port of micro-channel heat exchanger HEX-05, the discharge port of micro-channel heat exchanger HEX-01 are respectively with micro-mixer MI-03's
Feed inlet connects；Discharge port, shell-and-tube reactor R-02, the knockout drum V-08 of micro-mixer MI-03 is sequentially communicated；Knockout drum V-08
Light component discharge port connected with the feed inlet of micro-mixer MI-03；The heavy constituent discharge port of knockout drum V-08 and feed pump P-
07th, rectifying column V-09 is sequentially communicated；The feed inlet of the bottom of towe connection micro-channel heat exchanger HEX-05 of rectifying column V-09.
A part of branch of device described in the utility model can be that butadiene hydrocyanation prepares intermediate 3- amylene cyanogen
Process units.
The device for preparing 3 pentene nitrile includes：Raw material storage tank V-02, raw material storage tank V-03, raw material storage tank V-04, in
Mesosome storage tank V-05, filter F -02, filter F -03, filter F -04, feed pump P-02, feed pump P-03, feed pump P-
04th, micro-channel heat exchanger HEX-02, micro-channel heat exchanger HEX-03, micro-channel heat exchanger HEX-04, micro-mixer MI-01, micro-
Mixer MI-02, shell-and-tube reactor R-01, knockout drum V-06, rectifying column V-07；The raw material storage tank V-02, filter F -02,
Feed pump P-02, micro-channel heat exchanger HEX-02 are sequentially communicated；It is raw material storage tank V-03, filter F -03, feed pump P-03, micro- logical
Road heat exchanger HEX-03 is sequentially communicated；The discharge port of micro-channel heat exchanger HEX-02, the discharge port of micro-channel heat exchanger HEX-03
The feed inlet with micro-mixer MI-01 connects respectively；Raw material storage tank V-04, filter F -04, feed pump P-04, Thermal Performance of Micro Channels
Device HEX-04 is sequentially communicated；The discharge port of micro-mixer MI-01, the discharge port of micro-channel heat exchanger HEX-04 respectively with microring array
The feed inlet connection of device MI-02, discharge port, shell-and-tube reactor R-01, the knockout drum V-06 of micro-mixer MI-02 are sequentially communicated；
The light component discharge port of knockout drum V-06 is connected with the feed inlet of micro-mixer MI-02；The heavy constituent discharge port of knockout drum V-06
It is sequentially communicated with feed pump P-06, rectifying column V-07；The tower top connection intermediate storage tank V-05 of rectifying column V-07, bottom of towe connection are micro-
The feed inlet of channel heat exchanger HEX-04.
A part of branch of device described in the utility model prepares the production dress of adiponitrile for the direct hydrocyanation of 3- amylene cyanogen
It puts.Device includes：Raw material storage tank V-01, intermediate storage tank V-05, filter F -01, filter F -05, feed pump P-01, charging
It pumps P-05, micro-channel heat exchanger HEX-01, micro-channel heat exchanger HEX-05, micro-mixer MI-03, shell-and-tube reactor R-02, divide
From tank V-08, rectifying column V-09；Intermediate storage tank V-05, filter F -05, feed pump P-05, micro-channel heat exchanger HEX-05 according to
Secondary connection；Raw material storage tank V-01, filter F -01, feed pump P-01, micro-channel heat exchanger HEX-01 are sequentially communicated；Microchannel is changed
The discharge port of hot device HEX-05, the discharge port of micro-channel heat exchanger HEX-01 connect respectively with the feed inlet of micro-mixer MI-03
It is logical；Discharge port, shell-and-tube reactor R-02, the knockout drum V-08 of micro-mixer MI-03 is sequentially communicated；The light component of knockout drum V-08
Discharge port is connected with the feed inlet of micro-mixer MI-03；The heavy constituent discharge port of knockout drum V-08 and feed pump P-07, rectifying column
V-09 is sequentially communicated；The feed inlet of the bottom of towe connection micro-channel heat exchanger HEX-05 of rectifying column V-09.
The inhibitor for inhibiting catalyst degradation can be preferably added in the holding vessel for using catalyst；It is catalyzed in the present apparatus
Agent service life has been extended than conventional still reaction, uses the effect that the extension service life is more played after inhibitor.
The utility model prepares the process units combination prior art of 3 pentene nitrile or adiponitrile, is become by the volume of equipment
Big and flux changes, and without increasing equipment, no enlarge-effect can be amplified industrialized production,
The beneficial effects of the utility model
1st, technical operation flow is simplified.
2nd, raw material potent mixing in micro-mixer, accurately equivalent proportion adjustment not only reduce the loss of raw material, reduce
Equipment cost and production cost, while the conversion ratio of raw material is also improved, conversion ratio can reach more than 85%, the selection of product
Property and yield are also improved largely.
3rd, overcome conventional tank reactor and fixed bed reactors prepare existing heat transfer rate during adiponitrile it is slow,
Operating time is long, zero-valent nickel complexes catalyst is poisoned in various degree, catalyst circulation access times are few and product yield is low
The problem of, the risk of catalyst poisoning is reduced, realizes that a hydrocyanation catalyst is applied mechanically up to 50 times, secondary hydrocyanation is urged
The recycled that agent is up to a hundred times, while the conversion ratio of raw material can reach more than 85%, the utility model is gone back during the reaction
Can by add in inhibitor inhibit catalyst degradation so that the service life of catalyst is more lasting, the utility model to oneself two
The continuous of nitrile, safety and efficient production are of great significance.
Description of the drawings
1 width of the utility model attached drawing,
Fig. 1 the utility model process units；
P is pumped in figure, V material pots and knockout drum, F filters, PT pressure transmitters, R shell and tubes delay reactor, TI temperature
Degree meter, BPV counterbalance valves, PG pressure gauges, CV check valves, HEX heat exchangers, FI gas mass flow gauge.
Wherein, during actual production, device material import and export is not limited to position shown in the drawings, can according to workshop set and
Land area etc. combined factors select suitable position.
Specific embodiment
Following non-limiting examples can make those of ordinary skill in the art that the utility model be more fully understood, but
It is novel this experiment is not limited in any way.
The utility model is illustrated below in conjunction with the accompanying drawings
The device of 1 butadiene continuous production adiponitrile of embodiment
Raw material storage tank V-02, filter F -02, feed pump P-02, micro-channel heat exchanger HEX-02 are sequentially communicated；Raw material stores up
Tank V-03, filter F -03, feed pump P-03, micro-channel heat exchanger HEX-03 are sequentially communicated；Micro-channel heat exchanger HEX-02's
Discharge port, micro-channel heat exchanger HEX-03 feed inlet of the discharge port respectively with micro-mixer MI-01 connect.Raw material storage tank V-02
In hydrogen cyanide by filter F-02 filtering after, micro-channel heat exchanger HEX-02 is driven by feed pump P-02；Raw material storage tank V-
Butadiene containing 0.5Mpa nitrogen pressures in 03 is driven into Thermal Performance of Micro Channels after filter F-03 filterings by feed pump P-03
Device HEX-03.The material come out from micro-channel heat exchanger HEX-02 and micro-channel heat exchanger HEX-03 is in micro-mixer MI-01
Mixing obtains the thermal material A of a premix of hydrogen cyanide and butadiene.
Raw material storage tank V-04, filter F -04, feed pump P-04, micro-channel heat exchanger HEX-04 are sequentially communicated；Raw material stores up
Catalyst in tank V-04 is driven by feed pump P-04 in micro-channel heat exchanger HEX-04 after being filtered by filter F-04,
Obtain the thermal material B of catalyst；
The discharge port of micro-mixer MI-01, the discharge port of micro-channel heat exchanger HEX-04 respectively with micro-mixer MI-02
Feed inlet connection, discharge port, shell-and-tube reactor R-01, the knockout drum V-06 of micro-mixer MI-02 are sequentially communicated；Knockout drum tank
The light component discharge port of V-06 is connected with the feed inlet of micro-mixer MI-02；The heavy constituent discharge port of knockout drum V-06 and charging
Pump P-06, rectifying column V-07 are sequentially communicated；The tower top connection intermediate storage tank V-05 of rectifying column V-07, bottom of towe connection microchannel
The feed inlet of heat exchanger HEX-04.After thermal material A obtained above is mixed with thermal material B in micro-mixer MI-02, row are flowed into
It is reacted in pipe reactor R-01, the material for completing to obtain after reaction enters in receiving tank V-06.It is detached in knockout drum V-06
The butadiene and hydrogen cyanide that the light component gone out i.e. unreacted is completed are back to micro-mixer MI-02 recyclings；Knockout drum V-06
In remaining material squeeze into rectifying column V-07 through feed pump P-06, the pure component that tower top rectifying goes out is 3 pentene nitrile, in
Mesosome storage tank V-05；The recombination of bottom of towe is divided into the liquid reflux containing catalyst to the feed inlet of micro-channel heat exchanger HEX-04,
It recycles.
Intermediate storage tank V-05, filter F -05, feed pump P-05, micro-channel heat exchanger HEX-05 are sequentially communicated；Raw material
Storage tank V-01, filter F -01, feed pump P-01, micro-channel heat exchanger HEX-01 are sequentially communicated；Micro-channel heat exchanger HEX-05
Discharge port, micro-channel heat exchanger HEX-01 feed inlet of the discharge port respectively with micro-mixer MI-03 connect；Micro-mixer
Discharge port, shell-and-tube reactor R-02, the knockout drum V-08 of MI-03 is sequentially communicated；The light component discharge port of knockout drum V-08 with it is micro-
The feed inlet connection of mixer MI-03；The heavy constituent discharge port of knockout drum V-08 connects successively with feed pump P-07, rectifying column V-09
It is logical；The feed inlet of the bottom of towe connection micro-channel heat exchanger HEX-05 of rectifying column V-09.3- amylene cyanogen in intermediate storage tank V-05
It is driven into micro-channel heat exchanger HEX-05 through feed pump P-05, the 3- amylene cyanogen materials C preheated；Raw material storage tank V-01
In the hydrogen cyanide containing cocatalyst be driven into micro-channel heat exchanger HEX-01 through feed pump P-01, preheated containing helping
The hydrogen cyanide material D of catalyst；After material C and material D obtained above are mixed in micro-mixer MI-03, it is anti-to flow into tubulation
It answers and is reacted in device R-02, obtaining the material containing adiponitrile after completion reaction enters knockout drum V-08.Isolate light component
I.e. unreacted hydrogen cyanide is back to micro-mixer MI-03, and the heavy constituent material in knockout drum V-08 enters rectifying column V-09, tower
Top obtains the product adiponitrile of rectifying, and bottom of towe is the heavy constituent containing cocatalyst, is back to micro-channel heat exchanger HEX-05's
Feed inlet recycles；Whole system is cleaned in end to be produced.The catalyst obtained described in the above process by separation and recovery
It is used equally for recycled process.
The device of 2 butadiene production 3- amylene cyanogen of embodiment
Raw material storage tank V-02, filter F -02, feed pump P-02, micro-channel heat exchanger HEX-02 are sequentially communicated；Raw material stores up
Tank V-03, filter F -03, feed pump P-03, micro-channel heat exchanger HEX-03 are sequentially communicated；Micro-channel heat exchanger HEX-02's
Discharge port, micro-channel heat exchanger HEX-03 feed inlet of the discharge port respectively with micro-mixer MI-01 connect.Raw material storage tank V-02
In hydrogen cyanide by filter F-02 filtering after, micro-channel heat exchanger HEX-02 is driven by feed pump P-02；Raw material storage tank V-
Butadiene containing 0.5Mpa nitrogen pressures in 03 is driven into Thermal Performance of Micro Channels after filter F-03 filterings by feed pump P-03
Device HEX-03.The material come out from micro-channel heat exchanger HEX-02 and micro-channel heat exchanger HEX-03 is in micro-mixer MI-01
Mixing obtains the thermal material A of a premix of hydrogen cyanide and butadiene.
Raw material storage tank V-04, filter F -04, feed pump P-04, micro-channel heat exchanger HEX-04 are sequentially communicated；Raw material stores up
Catalyst in tank V-04 is driven by feed pump P-04 in micro-channel heat exchanger HEX-04 after being filtered by filter F-04,
Obtain the thermal material B of catalyst；
The discharge port of micro-mixer MI-01, the discharge port of micro-channel heat exchanger HEX-04 respectively with micro-mixer MI-02
Feed inlet connection, discharge port, shell-and-tube reactor R-01, the knockout drum V-06 of micro-mixer MI-02 are sequentially communicated；Knockout drum V-
06 light component discharge port is connected with the feed inlet of micro-mixer MI-02；The heavy constituent discharge port and feed pump of knockout drum V-06
P-06, rectifying column V-07 are sequentially communicated；The tower top connection intermediate storage tank V-05 of rectifying column V-07, bottom of towe connection microchannel are changed
The feed inlet of hot device HEX-04.After thermal material A obtained above is mixed with thermal material B in micro-mixer MI-02, tubulation is flowed into
It is reacted in reactor R-01, the material for completing to obtain after reaction enters in receiving tank V-06.It is isolated in knockout drum V-06
Light component, that is, the unreacted butadiene and hydrogen cyanide completed, be back to micro-mixer MI-02 recyclings；In knockout drum V-06
Heavy constituent material squeeze into rectifying column V-07 through feed pump P-06, the pure component that tower top rectifying goes out is 3 pentene nitrile, in
Mesosome storage tank V-05；The recombination of bottom of towe is divided into the liquid reflux containing catalyst to the feed inlet of micro-channel heat exchanger HEX-04,
It recycles.
Whole system is cleaned in end to be produced.It is used equally for described in the above process by the catalyst that separation and recovery obtains
Recycled process.
3 3- amylenes cyanogen of embodiment produces the device of adiponitrile
Intermediate storage tank V-05, filter F -05, feed pump P-05, micro-channel heat exchanger HEX-05 are sequentially communicated；Raw material
Storage tank V-01, filter F -01, feed pump P-01, micro-channel heat exchanger HEX-01 are sequentially communicated；Micro-channel heat exchanger HEX-05
Discharge port, micro-channel heat exchanger HEX-01 feed inlet of the discharge port respectively with micro-mixer MI-03 connect；Micro-mixer
Discharge port, shell-and-tube reactor R-02, the knockout drum V-08 of MI-03 is sequentially communicated；The light component discharge port of knockout drum V-08 with it is micro-
The feed inlet connection of mixer MI-03；The heavy constituent discharge port of knockout drum V-08 connects successively with feed pump P-07, rectifying column V-09
It is logical；The feed inlet of the bottom of towe connection micro-channel heat exchanger HEX-05 of rectifying column V-09.3- amylene cyanogen in intermediate storage tank V-05
It is driven into micro-channel heat exchanger HEX-05 through feed pump P-05, the 3- amylene cyanogen materials C preheated；Raw material storage tank V-01
In the hydrogen cyanide containing cocatalyst be driven into micro-channel heat exchanger HEX-01 through feed pump P-01, preheated containing helping
The hydrogen cyanide material D of catalyst；After material C and material D obtained above are mixed in micro-mixer MI-03, it is anti-to flow into tubulation
It answers and is reacted in device R-02, obtaining the material containing adiponitrile after completion reaction enters knockout drum V-08.Isolate light component
I.e. unreacted hydrogen cyanide is back to micro-mixer MI-03, and the recombination sub-material in knockout drum V-08 enters rectifying column V-09, tower top
Obtain the product adiponitrile of rectifying, bottom of towe is the heavy constituent containing cocatalyst, be back to micro-channel heat exchanger HEX-05 into
Material mouth recycles；Whole system is cleaned in end to be produced.The catalyst obtained described in the above process by separation and recovery is equal
Available for recycled process.
Claims (4)
1. a kind of device for preparing 3 pentene nitrile or adiponitrile, which is characterized in that the device includes：Feed system, preheating
System, hybrid system, reaction system and product separation system；Feed system includes material pot；Pre-heating system is changed including microchannel
Hot device；Hybrid system includes micro-mixer；Reaction system includes shell and tube reactor；Product separation system includes knockout drum and essence
Evaporate tower；
The feed system, pre-heating system, hybrid system, reaction system and product separation system are sequentially connected.
2. the apparatus according to claim 1, which is characterized in that the device for preparing adiponitrile includes：Raw material storage tank V-
01st, raw material storage tank V-02, raw material storage tank V-03, raw material storage tank V-04, intermediate storage tank V-05, filter F -01, filter F -
02nd, filter F -03, filter F -04, filter F -05, feed pump P-01, feed pump P-02, feed pump P-03, feed pump P-
04th, feed pump P-05, micro-channel heat exchanger HEX-01, micro-channel heat exchanger HEX-02, micro-channel heat exchanger HEX-03, microchannel
Heat exchanger HEX-04, micro-channel heat exchanger HEX-05, micro-mixer MI-01, micro-mixer MI-02, micro-mixer MI-03, row
Pipe reactor R-01, shell-and-tube reactor R-02, knockout drum V-06, knockout drum V-08, rectifying column V-07, rectifying column V-09；
The raw material storage tank V-02, filter F -02, feed pump P-02, micro-channel heat exchanger HEX-02 are sequentially communicated；Raw material stores up
Tank V-03, filter F -03, feed pump P-03, micro-channel heat exchanger HEX-03 are sequentially communicated；Micro-channel heat exchanger HEX-02's
Discharge port, micro-channel heat exchanger HEX-03 feed inlet of the discharge port respectively with micro-mixer MI-01 connect；
Raw material storage tank V-04, filter F -04, feed pump P-04, micro-channel heat exchanger HEX-04 are sequentially communicated；
The discharge port of micro-mixer MI-01, the charging with micro-mixer MI-02 respectively of the discharge port of micro-channel heat exchanger HEX-04
Mouth connection, discharge port, shell-and-tube reactor R-01, the knockout drum V-06 of micro-mixer MI-02 are sequentially communicated；Knockout drum V-06's is light
Component discharge port is connected with the feed inlet of micro-mixer MI-02；The heavy constituent discharge port of knockout drum V-06 and feed pump P-06, essence
Tower V-07 is evaporated to be sequentially communicated；The tower top connection intermediate storage tank V-05 of rectifying column V-07, bottom of towe connection micro-channel heat exchanger HEX-
04 feed inlet；
Intermediate storage tank V-05, filter F -05, feed pump P-05, micro-channel heat exchanger HEX-05 are sequentially communicated；Raw material storage tank
V-01, filter F -01, feed pump P-01, micro-channel heat exchanger HEX-01 are sequentially communicated；Micro-channel heat exchanger HEX-05's goes out
Material mouth, micro-channel heat exchanger HEX-01 feed inlet of the discharge port respectively with micro-mixer MI-03 connect；Micro-mixer MI-03
Discharge port, shell-and-tube reactor R-02, knockout drum V-08 be sequentially communicated；The light component discharge port and micro-mixer of knockout drum V-08
The feed inlet connection of MI-03；The heavy constituent discharge port of knockout drum V-08 is sequentially communicated with feed pump P-07, rectifying column V-09；Essence
Evaporate the feed inlet of the bottom of towe connection micro-channel heat exchanger HEX-05 of tower V-09.
3. the apparatus according to claim 1, which is characterized in that the device for preparing 3 pentene nitrile includes：Raw material storage tank
V-02, raw material storage tank V-03, raw material storage tank V-04, intermediate storage tank V-05, filter F -02, filter F -03, filter F -
04th, feed pump P-02, feed pump P-03, feed pump P-04, micro-channel heat exchanger HEX-02, micro-channel heat exchanger HEX-03, micro-
Channel heat exchanger HEX-04, micro-mixer MI-01, micro-mixer MI-02, shell-and-tube reactor R-01, knockout drum V-06, rectifying column
V-07；
The raw material storage tank V-02, filter F -02, feed pump P-02, micro-channel heat exchanger HEX-02 are sequentially communicated；Raw material stores up
Tank V-03, filter F -03, feed pump P-03, micro-channel heat exchanger HEX-03 are sequentially communicated；Micro-channel heat exchanger HEX-02's
Discharge port, micro-channel heat exchanger HEX-03 feed inlet of the discharge port respectively with micro-mixer MI-01 connect；
Raw material storage tank V-04, filter F -04, feed pump P-04, micro-channel heat exchanger HEX-04 are sequentially communicated；
The discharge port of micro-mixer MI-01, the charging with micro-mixer MI-02 respectively of the discharge port of micro-channel heat exchanger HEX-04
Mouth connection, discharge port, shell-and-tube reactor R-01, the knockout drum V-06 of micro-mixer MI-02 are sequentially communicated；Knockout drum V-06's is light
Component discharge port is connected with the feed inlet of micro-mixer MI-02；The heavy constituent discharge port of knockout drum V-06 and feed pump P-06, essence
Tower V-07 is evaporated to be sequentially communicated；The tower top connection intermediate storage tank V-05 of rectifying column V-07, bottom of towe connection micro-channel heat exchanger HEX-
04 feed inlet.
4. the apparatus according to claim 1, which is characterized in that the device for preparing adiponitrile includes：
Raw material storage tank V-01, intermediate storage tank V-05, filter F -01, filter F -05, feed pump P-01, feed pump P-05,
Micro-channel heat exchanger HEX-01, micro-channel heat exchanger HEX-05, micro-mixer MI-03, shell-and-tube reactor R-02, knockout drum V-
08th, rectifying column V-09；
Intermediate storage tank V-05, filter F -05, feed pump P-05, micro-channel heat exchanger HEX-05 are sequentially communicated；Raw material storage tank
V-01, filter F -01, feed pump P-01, micro-channel heat exchanger HEX-01 are sequentially communicated；Micro-channel heat exchanger HEX-05's goes out
Material mouth, micro-channel heat exchanger HEX-01 feed inlet of the discharge port respectively with micro-mixer MI-03 connect；Micro-mixer MI-03
Discharge port, shell-and-tube reactor R-02, knockout drum V-08 be sequentially communicated；The light component discharge port and micro-mixer of knockout drum V-08
The feed inlet connection of MI-03；The heavy constituent discharge port of knockout drum V-08 is sequentially communicated with feed pump P-07, rectifying column V-09；Essence
Evaporate the feed inlet of the bottom of towe connection micro-channel heat exchanger HEX-05 of tower V-09.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721477591.7U CN207567142U (en) | 2017-11-08 | 2017-11-08 | A kind of device for preparing 3 pentene nitrile or adiponitrile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721477591.7U CN207567142U (en) | 2017-11-08 | 2017-11-08 | A kind of device for preparing 3 pentene nitrile or adiponitrile |
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| Publication Number | Publication Date |
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| CN207567142U true CN207567142U (en) | 2018-07-03 |
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| CN201721477591.7U Active CN207567142U (en) | 2017-11-08 | 2017-11-08 | A kind of device for preparing 3 pentene nitrile or adiponitrile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108997167A (en) * | 2018-08-09 | 2018-12-14 | 大连微凯化学有限公司 | A method of adiponitrile and methyl cellosolve acetate glutaronitrile are prepared using butadiene hydrocyanation |
| CN115055130A (en) * | 2022-05-13 | 2022-09-16 | 丁兴立 | System for preparing 2-methylresorcinol and method for preparing 2-methylresorcinol |
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2017
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108997167A (en) * | 2018-08-09 | 2018-12-14 | 大连微凯化学有限公司 | A method of adiponitrile and methyl cellosolve acetate glutaronitrile are prepared using butadiene hydrocyanation |
| CN108997167B (en) * | 2018-08-09 | 2021-05-07 | 大连微凯化学有限公司 | Method for preparing adiponitrile and methylglutaronitrile by hydrocyanation of butadiene |
| CN115055130A (en) * | 2022-05-13 | 2022-09-16 | 丁兴立 | System for preparing 2-methylresorcinol and method for preparing 2-methylresorcinol |
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