CN108636301A - A kind of Chemical Engineering Laboratory fixed bed modularization reaction unit - Google Patents
A kind of Chemical Engineering Laboratory fixed bed modularization reaction unit Download PDFInfo
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- CN108636301A CN108636301A CN201810730206.8A CN201810730206A CN108636301A CN 108636301 A CN108636301 A CN 108636301A CN 201810730206 A CN201810730206 A CN 201810730206A CN 108636301 A CN108636301 A CN 108636301A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
- B01J8/067—Heating or cooling the reactor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00026—Controlling or regulating the heat exchange system
- B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
- B01J2208/00044—Temperature measurement
- B01J2208/00053—Temperature measurement of the heat exchange medium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00725—Mathematical modelling
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Abstract
A kind of Chemical Engineering Laboratory fixed bed modularization reaction unit proposed by the present invention, belong to chemical engineering experiment instrument and equipment technical field, it is formed by separation module and several temperature control modules, reactor module, gas-liquid feed module and empty module assembled, each module is equipped with the open rectangular body case in the back side, and two intermodules being in contact are connected by the location hole opened up on shell；Temperature control module includes temperature control instrument, indicator light, switch, temperature alarm, protective tube, power control member, temperature load, temperature sensor and connecting terminal；Reactor module includes reaction tube and heat-insulation unit；Gas/liquid feed module includes gas/liquid pipeline, pressure gauge, flowmeter, partition board two-way and regulating valve；Separation module includes condenser and phase separator.Each module of the present apparatus is mutual indepedent, size is mutually matched, and can be needed to use different assembling forms according to different experiments, and performance is stable, safe and reliable, simple in structure, can save experimental provision Production Time and manpower.
Description
Technical field
The invention belongs to chemical engineering experiment instrument and equipment technical field, more particularly to a kind of Chemical Engineering Laboratory fixed bed modularization
Reaction unit.
Background technology
At present small-size laboratory reaction unit mainly by reactor, temperature controller, feed pump, into gas cylinder, regulating valve and connect
Receive bottle composition.In experimentation, gas enters reactor from into gas cylinder through depressurizing and adjusting valve regulation, and liquid feedstock is through charging
Pump enters reactor, and reactant contacts in reactor with catalyst, by the reaction temperature in temperature controller control reactor, passes through
The product that pyroreaction obtains enters receiving bottle, is cooled down using ice-water bath.
Above equipment and component are all from user as needed to manufacturer's customization or oneself design, oneself assembling.It makes in this way
It is differed greatly using reaction unit at different scientific research personnel, it is poor so as to cause the repetition of testing and produce result, comparability is poor,
It needs to expend longer time design, production and assembling reaction unit simultaneously, greatly reduces the work effect of scientific research personnel in this way
Rate.Further, since fixed-bed reactor is related to the multiple technologies fields such as machinery, pipeline, electrical and instrument, to designer
Stock of knowledge it is more demanding, be difficult to individually to complete for those of ordinary skill needed for the design of fixture bed experiment device plus
Work and assembling, even if there is also larger security risks for the experimental provision completed.
Invention content
The purpose of the invention is to overcome the shortcoming of prior art, a kind of Chemical Engineering Laboratory fixed bed module is provided
Change reaction unit, the device performance is stable, it is safe and reliable, simple in structure, beautiful, can freely assemble, different experiments can be met
Purpose and functional requirement, and can realize mass and standardized production.
To achieve the goals above, the present invention adopts the following technical scheme that：
A kind of Chemical Engineering Laboratory fixed bed modularization reaction unit, which is characterized in that the device by 1 separation module and
Several temperature control modules, reactor module, gas-liquid feed module and empty module assembled form, and it is open that each module is equipped with the back side
Rectangular body case, and two intermodules being in contact are connected by the location hole opened up on shell；
In the temperature control module, it is equipped with 1~2 temperature conditioning unit, each temperature conditioning unit structure is identical and independent control, includes
Be mounted in temperature control instrument, power supply indicator and the work light of temperature control module outer casing frontispiece, power switch and operating switch, on
Limit/overgauge temperature alarm and lower limit/minus deviation temperature alarm are fixed positioned at temperature control module enclosure and with the shell
The protective tube and power control member of connection, and temperature load in the reactor module, temperature sensor and connect
Line terminals；The temperature load connect with the power control member by the connecting terminal after successively with the protective tube and
Power supply forms series loop, and the work light and operating switch access the series loop, the temperature control instrument point
It is not electrically connected with power supply, the power control member and each indicator light, switch and alarm, the temperature control instrument is also
It is electrically connected with the temperature sensor by the connecting terminal；
In the reactor module, it is equipped with 1~2 reactor unit, each reactor unit structure is identical, includes fixing
Reaction tube outside outer casing frontispiece and heat-insulation unit, the heat-insulation unit include one affixed with reactor module outer casing frontispiece
Lagging casing and the heat-conducting block that insulation part wraps up in the lagging casing, heat-conducting block middle part, which is provided with, places the reaction tube
Through-hole；The temperature sensor and temperature load are respectively positioned in the heat-conducting block, and temperature is controlled by the power control member
Heat is transmitted to heat-conducting block by the switch of load, temperature load, and the temperature sensor on heat-conducting block again passes the temperature signal of measurement
Temperature control instrument is returned, realizes and the temperature of reaction tube is controlled；
In the gas/liquid feed module, it being equipped with 1~2 feed unit, each feed unit structure is identical and independent control,
Include the gas/liquid pipeline all the way being connected with gas/liquid feed module shell, which is equipped with pressure gauge, flowmeter, 2
A partition board two-way and 1 regulating valve, and 2 partition board two-ways are located at respectively as the inlet port and outlet port of the gas/liquid pipeline
The partition board two-way reaction tube inlet communication corresponding in reactor module of discharge port；
In the separation module, it is equipped with the condenser and phase separator being connected with the module housing front, the condenser
Feed inlet and reactor module in respective reactor outlet, the charging of the discharge port of condenser and the phase separator
Mouth is connected to, and exhaust outlet and leakage fluid dram with valve member are respectively equipped at the top and bottom of phase separator；
The sky module is located at reaction unit lower part setting, is used to support and ensures that the steady of the reaction unit is put
It sets.
The modularization reaction unit of the present invention has the following advantages compared with the existing technology：
The present invention function module that mutual indepedent, size is mutually matched by multiple functions assembles, and can be according to difference
Experiment need use different assembling forms, have performance it is stable, it is safe and reliable, simple in structure, beautiful, can meet it is different
The characteristics of experiment purpose and functional requirement.Reactor assembly by modularized design is conducive to since applicability is good to reaction
Each function module in device device is standardized design, improves the repeatability of experimental data, and band is designed to avoid different personnel
The directional error come, causes result error larger.The workload that experimental provision designer can be reduced simultaneously, saves a large amount of people
Power, material resources and time.
Description of the drawings
Fig. 1 is the overall structure diagram of 1 modularization reaction unit of the embodiment of the present invention.
Fig. 2 is the floor map after each module housing expansion in Fig. 1.
Fig. 3 is that temperature control composite module AB structural schematic diagrams are reacted in Fig. 1..
Fig. 4 is the structural schematic diagram of temperature control module A in Fig. 3.
Fig. 5 is the structural schematic diagram of reactor module B in Fig. 3.
Fig. 6 is the structural schematic diagram of single gas feed module C in Fig. 1.
Fig. 7 is the structural schematic diagram of separation module D in Fig. 1.
Fig. 8 is the overall structure diagram of 2 modularization reaction unit of the embodiment of the present invention.
Fig. 9 is the overall structure diagram of 3 modularization reaction unit of the embodiment of the present invention.
Reference sign：
1 --- --- --- --- downside, 5 --- left side, 7 --- are fixed for right side, 4 for module upper side, 3 for front, 2
Position hole, 8 --- temperature control instrument, 9 --- protective tube, 10 --- power control member, 11 --- indicator light, 12 --- switch,
13 --- alarm, 14 --- connecting terminal, 15 --- heat-conducting block, 16 --- temperature sensor, 17 --- reaction tube, 18 ---
--- --- --- pressure gauge, 22 --- the flowmeter, 23 --- partition board two of temperature load, 21 of lagging casing, 20 of heat preservation member, 19
It is logical, 24 --- regulating valve, 25 --- condenser, 26 --- phase separator, 27 --- valve member, 28 --- fluid level controller,
29 --- liquid level gauge
Specific implementation mode
With reference to the accompanying drawings and examples to a kind of Chemical Engineering Laboratory fixed bed modularization reaction unit proposed by the present invention
It is described in further detail.
A kind of Chemical Engineering Laboratory fixed bed modularization reaction unit proposed by the present invention, by 1 separation module and several
It is a (specific number according to experiment it needs to be determined that, need association reaction species, the reactant number that needs temperature control or thermometric etc. because
Element) temperature control module, reactor module, gas-liquid feed module and empty module assembled be when installation according to experiment into (can needing to each
A module freely assembles), each module is equipped with the open rectangular body case in the back side, and two intermodules being in contact pass through on shell
The location hole opened up is bolted；
In temperature control module, it is equipped with 1~2 temperature conditioning unit, each temperature conditioning unit structure is identical and independent control, includes build-in
In the temperature control instrument of temperature control module outer casing frontispiece, power supply indicator and work light, power switch and operating switch, Yi Jishang
Limit/overgauge temperature alarm and lower limit/minus deviation temperature alarm are fixed positioned at temperature control module enclosure and with the shell
The protective tube and power control member of connection, and temperature load, temperature sensor and terminals in reactor module
Son；Temperature load is connected back with protective tube and power supply formation successively after being connect with power control member by connecting terminal
Road, work light and operating switch access the series loop, temperature control instrument respectively with power supply, power control member with
And each indicator light, switch and alarm electrical connection, temperature control instrument are also electrically connected by connecting terminal with temperature sensor；
In reactor module, it is equipped with 1~2 reactor unit, each reactor unit structure is identical, includes outside being fixed on
The reaction tube and heat-insulation unit of shell front outer portion, the heat-insulation unit include a cylinder affixed with reactor module outer casing frontispiece
Shape lagging casing and the heat-conducting block that insulation part wraps up in the shell, heat-conducting block middle part are provided with the through-hole of placing response pipe；
The connecting terminal of temperature control module is located at reactor module outer casing frontispiece, and the temperature sensor and temperature load of temperature control module are respectively positioned on
In heat-conducting block, the switch of temperature load is controlled by power control member, heat is transmitted to heat-conducting block by temperature load, on heat-conducting block
Temperature sensor pass the temperature signal of measurement back temperature control instrument again, realize and the temperature of reaction tube controlled.
In gas/liquid feed module, it is equipped with 1~2 feed unit, each feed unit structure is identical and independent control, wraps
Include with gas/liquid feed module shell be connected gas/liquid pipeline all the way, the gas/liquid pipeline be equipped with pressure gauge, flowmeter, 2 every
Plate two-way and 1 regulating valve, and 2 partition board two-ways are located at discharge port respectively as the inlet port and outlet port of gas/liquid pipeline
Partition board two-way reaction tube inlet communication corresponding in reactor module；This gas/liquid feed module for reactor module for carrying
For raw material, and control feed pressure and flow；
In separation module, it is equipped with the condenser and phase separator being connected with the module housing front, disk is equipped in condenser
It manages, the respective reactor outlet in the feed inlet and reactor module of condenser, the discharge port and phase separator of condenser
Feed inlet connection, be respectively equipped with exhaust outlet and leakage fluid dram with valve member at the top and bottom of phase separator；This separation module is used
In the reaction product for the treatment of reactor module, have the function of heat exchange and phase separation；
Empty module is located at the setting of this reaction unit lower part, is used to support and ensures the steady placement of the reaction unit, according to
Experiment demand adjusts quantity and placing direction.
Further, the positive long side length of each module housing is 2 times or 4 times of bond length.
Further, in order to keep structure compacter, 1 temperature conditioning unit and 1 reactor unit can be shared 1 shell
Constitute 1 reaction temperature control composite module.
Embodiment 1
The present embodiment is used for laboratory propylene oxidation reaction, which needs three road gas feeds, and wherein air inlet includes one
Road propylene gas and all the way oxygen are as reaction gas, and nitrogen is as purge gass all the way, using fixed bed reaction.
The overall structure of the present embodiment modularization reaction unit is as shown in Figure 1, the reaction temperature control that the device is erect by one
Composite module AB, the vertical single channel gas feed module C that crouches (feed unit there are one containing only), the vertical two-way gas that crouches
Feed module CC (containing 2 feed units), a separation module D erect and the empty module E of two settings are composed.Respectively
Module housing size all same is that (high * wide * are thick, and the long side and short side for defining each outer casing frontispiece are respectively by 400*200*200mm
Height and width；Temperature control module A and reactor module B in this outer reaction temperature control composite module also can be used respectively outside one
Shell, size are 400*100*200mm) hexahedron metal safe, wherein control temperature unit in reaction temperature control composite module AB and
Reactor unit sets up the both sides inside the module housing separately, and the roads two-way gas feed module CC Nei Ge feed unit sets up separately at this
Inside modules both sides.
After the expansion of each module housing as shown in Fig. 2, be respectively provided on each module left side 5 when standing upright, right side 34 it is fixed
Position hole 7 is respectively provided with 2 location holes 7 on upper side 2, downside 4, and front 1 is without location hole.The assembly relation of each module is as follows：Control
The right sides warm modules A shell left side 5 and reactor module B 3 are fastened by four location holes 7 with screw bolt and nut.Single channel gas
Body feed module and two-way gas feed module are horizontal positioned, i.e., erection module is placed after rotating 90o counterclockwise, single channel gas
Spiral shell is used by four location holes 7 in the left side 5 of feed module when standing upright with the right sides 3 of two-way gas feed module CC when standing upright
Screw bolt and nut fastens；The downside 4 of two feed modules when standing upright is each logical with the left side 5 for reacting temperature control composite module AB shells
Two location holes 7 are crossed to be fastened with screw bolt and nut；Bolt is used by four location holes 7 in two sides of two empty module E contacts
It is fastened with nut, the upper side 2 of two sky module E shells when standing upright and the left sides 5 of two-way gas feed module CC when standing upright
Respectively fastened with screw bolt and nut by two location holes 7；The left side 5 of separation module D shells is logical with right side sky module right side 3
It crosses four location holes 7 to be fastened with screw bolt and nut, separation module D upper sides 2 pass through with the downsides temperature control composite module AB 4 are reacted
Four location holes 7 are fastened with screw bolt and nut.
The structure of temperature control composite module AB is reacted as shown in figure 3, the structure of temperature control module A and reactor module B are joined respectively
See Fig. 4, Fig. 5.It is equipped with 1 temperature conditioning unit in temperature control module A, includes mainly：One protective tube 9, one of temperature control instrument 8, one
Power control member 10 (the present embodiment uses relay), a temperature of K-type temperature sensor 16, one of connecting terminal 14, one
Degree load 20 (by three heating bar constructions), two indicator lights 11 (power supply instruction and work indicate), two switches 12 (open by power supply
Pass and operating switch) and two alarms 13 (upper limit/overgauge temperature alarming and lower limit/minus deviation temperature alarming)；Wherein, it controls
Warm instrument 8, each indicator light 11, switch 12 and 13 equal build-in of alarm are in the front 1 of reaction temperature control composite module AB shells, insurance
Pipe 9 and relay 10 are fixed on the front 1 of the composite module shell and inside hexahedron metal safes, connecting terminal 14, K-type
Temperature sensor 16 and temperature load 20 are respectively positioned in reactor module；Temperature load 20 passes through connecting terminal 14 and relay 10
(this implementation uses mains supply, between mains supply and protective tube 9 generally also with protective tube 9 and power supply successively after connection
Equipped with discharge cock) series loop is formed, work light 11 and operating switch 12, which respectively parallel, accesses the series loop；Temperature control
Instrument 8 (the present embodiment use XMTD-808 type temperature controls table) respectively with mains supply, relay 10 and each indicator light, switch
It is electrically connected with alarm, temperature control instrument 8 is also electrically connected by connecting terminal 14 with temperature sensor 16.It is set in reactor module B
There is 1 reactor unit, includes mainly：A piece reaction tube 17 and a heat-insulation unit, the heat-insulation unit is by 19 He of lagging casing
Silicate heat preservation member 18 in the shell and a copper heat-conducting block 15 and (the present embodiment temperature load using three plus
Hot pin) it constitutes, K-type temperature sensor 16 and temperature load 20 are respectively positioned in the copper heat-conducting block, and connecting terminal 14 is installed in instead
Answer device unit B outer casing frontispiece；Wherein, lagging casing 19 is stainless steel cylinder hollow cylinder, WELD NUTS on the shell, and is reacted
The mounting hole reserved on device module B shells is fastened by bolts.Heat preservation member 18 is followed successively by inside shell of reactor from outside to inside, is led
Heat block 15 and reaction tube 17, reaction tube 17 is located at the center of lagging casing, and lagging casing both ends are stretched out at reaction tube both ends,
Inlet port and outlet port of the reserved space as reaction tube.Connecting terminal 14 connects temperature control instrument 8 and relay 10 by conducting wire,
And be separately connected with temperature sensor 16 and temperature load 20, realize heating and temperature control purpose.When reaction needs heating, draw first
Pipe 9 of insuring is powered, then turns on the power switch 12, connects temperature control instrument 8, and 11 lamp of power supply instruction is lighted；It is set by temperature control instrument 8
Determine the parameters such as initial temperature, heating-up time, reaction temperature and constant temperature time, wait for that parameter setting finishes, opens operating switch 12, temperature
Degree load 20 is started to work, and heat is transmitted to heat-conducting block 15, and the sensor 16 on heat-conducting block 15 is by temperature feedback to temperature controller
Table 8 is controlled the switch motion of relay 10 by temperature control instrument 8, and determination power output keeps the temperature in reaction tube 17 constant,
And reflect the working condition of relay 16 by power supply indicator 11.
Relay 10 in temperature control module A can be by silicon-controlled replacement, this is silicon-controlled to be realized by phase shift to temperature load 20
Power control.
Feed unit there are one being set in single channel gas feed module C, as shown in fig. 6, the feed unit includes and the charging
The connected gas pipeline all the way in module housing front, which, which is equipped with, is mounted in two of the feed module outer casing frontispiece
It is located at the pressure gauge 21 of regulating valve 24, one of partition board two-way 23, one and a spinner flowmeter of inlet port and outlet port
22.2 feed units, the group of each feed unit and feed unit in single gas feed module are equipped in double gas feed module CC
At identical with mounting means, details are not described herein again.Discharge port in each feed module with the reaction tube in reactor module into
Mouth connection.When the gas feed module work of the present embodiment, it is passed through propylene gas at the feed inlet of single gas feed module C, and
Adjust the pressure and flow of ammonia manually respectively by regulating valve 24 and spinner flowmeter 22.In each of double gas feed module CC
Feed inlet each leads into nitrogen and oxygen, and individually adjusts the pressure and flow of each road gas.
The structure of separation module D as shown in fig. 7, comprises be each attached to a condenser 25 of separation module outer casing frontispiece,
One phase separator 26 and two valve members 27, valve member 27 are switch valve, have coil pipe in condenser 25, outer logical coolant liquid is in coil pipe
Reaction product cools down, and phase separator 26 is gas-liquid separator, two switch valves control respectively in gas-liquid separator liquid level and
Gas flows out.
The course of work of the present embodiment is as follows：Propylene and oxygen gas are reacted after the decompression of gas bomb pressure reducer by double
Gas feed module CC respectively enters partition board two-way 23 at each road feed inlet, pressure is adjusted by regulating valve 24, then by turning
After subflow gauge 22 adjusts flow, each road discharge port of double gas feed module CC is compound into reaction temperature control by threeway connection
Reaction tube 17 on modules A B produces in reaction tube with catalyst reaction, reaction after temperature control module A is adjusted and controls temperature
Object respectively obtains gas and product liquid through separation module D coolings and separation.After reaction, purge gass nitrogen passes through single channel
Gas feed module C, which enters in reaction tube 17 and separation module D, purges product, and outer discharge is empty.
Embodiment 2
The present embodiment for laboratory oxidation of ethanol acetaldehyde react, the reaction need all the way oxygen gas charging and all the way
Ethanol liquid is fed, and feed gas and liquid feedstock are first respectively enterd fixed bed and preheated, bed is then fixed again and urges
Change reaction experiment.
The overall structure of the present embodiment modularization reaction unit is as shown in figure 8, by 1 vertical single liquid feedstock module that crouches
C1, 1 vertical single gas feed module C that crouches2, 2 vertical reaction controlling temperature clad modules A B that crouch1And AB2, 1 reaction control erect
Warm composite module AB3, 1 separation module D erect and 4 empty module E1~E4(empty module E1、E2It erects and places, empty module E3、
E4Sleeping stand up is set) composition.4 empty module E1~E4It is located at this reaction unit lower part, single gas feed module C with separation module D2
With reaction controlling temperature clad modules A B2In the middle part of this reaction unit, single liquid feedstock module C1With reaction controlling temperature clad modules A B1
Positioned at this reaction unit top, reaction controlling temperature clad modules A B3At the top of separation module D.The size of each module housing is identical,
It is that the location hole of each module housing sides adjacent panels of 400*200*200mm (high * wide * thick) communicates two-by-two, utilizes bolt and spiral shell
Mother fastens, and forms the fixed-bed reactor of an entirety.The structure of each module is corresponding to embodiment in the present embodiment
The structure of module is identical, and details are not described herein again.
The present embodiment course of work is as follows：Ethyl alcohol is by single liquid feedstock module C1Feed inlet be passed through, after the adjustment pressure and
Enter reaction controlling temperature clad modules A B after flow1Heating becomes high temperature alcohol gas, and oxygen is by single gas feed module C2Charging
Mouth is passed through, and enters reaction controlling temperature clad modules A B after pressure and flow after the adjustment2Heating becomes high-temperature gas, and the two mixing is laggard
Enter to react controlling temperature clad modules A B3It heats and obtains reaction product with catalyst haptoreaction, product enters separation module D through cold
Solidifying and gas-liquid separation, respectively obtains gas and product liquid.
In the present embodiment, single gas feed module C2Gas feed can also be controlled using automatic control mode,
At this point, regulating valve 24, using solenoid valve, fill process is：Feed gas enters single gas feed module C by partition board two-way 232
Inside is connect with pressure gauge 21 by threeway by solenoid valve, is then entered partition board two-way 23 by mass flowmenter 24, is passed through
The display table of mass flowmenter is mounted on list gas feed module C by mass flowmenter 222Outer casing frontispiece.
In the present embodiment, controlling temperature clad modules A B is reacted1With reaction controlling temperature clad modules A B2It is laterally disposed, reacts temperature control
Composite module AB3Vertically to place, that is, illustrate that same type module laterally and can be placed vertically.
Embodiment 3
In the present embodiment, according to experiment needs, controlling temperature clad modules A B will be reacted1、AB2And AB3It is vertical to place, such as Fig. 9
It is shown, each function module modes of emplacement according to material move towards require depending on, conveniently take over；Multiple stream outlets should be close,
To be kept the temperature or to be heated.
In addition, in the present embodiment, according to experiment needs, separation module D uses liquid automatic control mode, at this point, separation
Fluid level controller 28 and liquid level gauge 29 are additionally provided in module D, and the valve member 27 at 26 leakage fluid dram of phase separator is solenoid valve, is used for
Liquid level is carried out to phase separator 26；Fluid level controller 28 is mounted on separation module D outer casing frontispieces, which uses
Liquid level in phase separator is adjusted with this in the folding of control solenoid valve；Liquid level gauge is mounted on inside phase separator, and is connect
Enter fluid level controller.
Each building block according to the present invention is commercial product.
To sum up, by will be after fixed-bed reactor modularized design, you can realize mass and standardized production, section
Grind personnel only need to select suitable experiment module unit according to oneself experiment purpose and functional requirement, thus assemble beautiful, work(
It can abundant, performance stabilization and safe and reliable fixed-bed reactor.
It is above-mentioned that only several specific embodiments in the present invention are illustrated, but can not be as the protection model of the present invention
Enclose, it is every according to the present invention in design spirit made by equivalent change or modification, be deemed to fall the present invention protection
Range.
Claims (6)
1. a kind of Chemical Engineering Laboratory fixed bed modularization reaction unit, which is characterized in that if the device by 1 separation module and
Dry temperature control module, reactor module, gas-liquid feed module and empty module assembled form, and each module is equipped with the open length in the back side
Cube shell, and two intermodules being in contact are connected by the location hole opened up on shell；
In the temperature control module, it is equipped with 1~2 temperature conditioning unit, each temperature conditioning unit structure is identical and independent control, includes build-in
The temperature control instrument of temperature control module outer casing frontispiece, power supply indicator and work light, power switch and operating switch, the upper limit/
Overgauge temperature alarm and lower limit/minus deviation temperature alarm are located at temperature control module enclosure and fix company with the shell
The protective tube and power control member connect, and temperature load, temperature sensor and wiring in the reactor module
Terminal；The temperature load connect with the power control member by the connecting terminal after successively with the protective tube and confession
Power supply forms series loop, and the work light and operating switch access the series loop, the temperature control instrument difference
It is electrically connected with power supply, the power control member and each indicator light, switch and alarm, the temperature control instrument is also logical
The connecting terminal is crossed to be electrically connected with the temperature sensor；
In the reactor module, it is equipped with 1~2 reactor unit, each reactor unit structure is identical, includes outside being fixed on
The reaction tube and heat-insulation unit of shell front outer portion, the heat-insulation unit include a heat preservation affixed with reactor module outer casing frontispiece
Shell and the heat-conducting block that insulation part wraps up in the lagging casing, heat-conducting block middle part, which is provided with, places the logical of the reaction tube
Hole；The temperature sensor and temperature load are respectively positioned in the heat-conducting block, and temperature load is controlled by the power control member
Switch, heat is transmitted to heat-conducting block by temperature load, and the temperature sensor on heat-conducting block passes the temperature signal of measurement back control again
Warm instrument is realized and is controlled the temperature of reaction tube；
In the gas/liquid feed module, it is equipped with 1~2 feed unit, each feed unit structure is identical and independent control, wraps
Include with gas/liquid feed module shell be connected gas/liquid pipeline all the way, the gas/liquid pipeline be equipped with pressure gauge, flowmeter, 2 every
Plate two-way and 1 regulating valve, and 2 partition board two-ways are located at discharging respectively as the inlet port and outlet port of the gas/liquid pipeline
The partition board two-way reaction tube inlet communication corresponding in reactor module of mouth；
In the separation module, be equipped with the module housing front be connected condenser and phase separator, the condenser into
Material mouth and the respective reactor outlet in reactor module, the discharge port of condenser and the feed inlet of the phase separator connect
It is logical, exhaust outlet and leakage fluid dram with valve member are respectively equipped at the top and bottom of phase separator；
The sky module is located at reaction unit lower part setting, is used to support and ensures the steady placement of the reaction unit.
2. Chemical Engineering Laboratory fixed bed modularization reaction unit as described in claim 1, which is characterized in that each module housing is just
The long side length in face is 2 times or 4 times of bond length, and setting or sleeping cube of formula independent assortment may be used in each module.
3. Chemical Engineering Laboratory fixed bed modularization reaction unit as described in claim 1, which is characterized in that a temperature control
Unit and a reactor unit share a shell and constitute a reaction temperature control composite module.
4. Chemical Engineering Laboratory fixed bed modularization reaction unit as described in claim 1, which is characterized in that the separation module
In be additionally provided with fluid level controller and liquid level gauge, and the valve member at the leakage fluid dram of the phase separator is solenoid valve, for described
Phase separator carries out Liquid level；Wherein, the fluid level controller is mounted on the separation module outer casing frontispiece, the liquid level control
Device processed is used to control the folding of the solenoid valve and is adjusted liquid level in the phase separator with this；The liquid level gauge is mounted on
Inside the phase separator, and access the fluid level controller.
5. Chemical Engineering Laboratory fixed bed modularization reaction unit as described in claim 1, which is characterized in that the gas/liquid into
Expect that mould regulating valve in the block is needle valve or solenoid valve.
6. Chemical Engineering Laboratory fixed bed modularization reaction unit as described in claim 1, which is characterized in that the gas/liquid into
Material mould flow in the block is calculated as spinner flowmeter or mass flowmenter.
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| CN201810730206.8A CN108636301B (en) | 2018-07-05 | 2018-07-05 | Fixed bed modularization reaction unit in chemical industry laboratory |
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| CN201810730206.8A CN108636301B (en) | 2018-07-05 | 2018-07-05 | Fixed bed modularization reaction unit in chemical industry laboratory |
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| CN108636301B CN108636301B (en) | 2023-07-25 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0307298A1 (en) * | 1987-09-07 | 1989-03-15 | Societe Nationale Elf Aquitaine | Solid-gas fixed-bed reactor and use of this reactor in thermochemical heat pumps |
| WO2001051194A8 (en) * | 2000-01-11 | 2001-10-25 | Accentus Plc | Catalytic reactor |
| WO2008032079A1 (en) * | 2006-09-12 | 2008-03-20 | Vapourtec Limited | Chamber heater module |
| CN105879441A (en) * | 2016-05-23 | 2016-08-24 | 鄂尔多斯市紫荆低碳生产力促进中心有限公司 | Integrated filtering water-purifying system based on modularized separating component |
-
2018
- 2018-07-05 CN CN201810730206.8A patent/CN108636301B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0307298A1 (en) * | 1987-09-07 | 1989-03-15 | Societe Nationale Elf Aquitaine | Solid-gas fixed-bed reactor and use of this reactor in thermochemical heat pumps |
| WO2001051194A8 (en) * | 2000-01-11 | 2001-10-25 | Accentus Plc | Catalytic reactor |
| WO2008032079A1 (en) * | 2006-09-12 | 2008-03-20 | Vapourtec Limited | Chamber heater module |
| CN105879441A (en) * | 2016-05-23 | 2016-08-24 | 鄂尔多斯市紫荆低碳生产力促进中心有限公司 | Integrated filtering water-purifying system based on modularized separating component |
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| CN108636301B (en) | 2023-07-25 |
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