CN207002614U - A kind of industrial sulfanilamide (SN) production system - Google Patents
A kind of industrial sulfanilamide (SN) production system Download PDFInfo
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- CN207002614U CN207002614U CN201720967493.5U CN201720967493U CN207002614U CN 207002614 U CN207002614 U CN 207002614U CN 201720967493 U CN201720967493 U CN 201720967493U CN 207002614 U CN207002614 U CN 207002614U
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Abstract
It the utility model is related to a kind of industrial sulfanilamide (SN) production system, including sulphonation kettle, antifebrin feed pot, chlorosulfonic acid measuring tank, sulfonated oil measuring tank, one point of kettle, water measuring tank, one point of oil stand groove, two points of kettles, reuse acid tank, belt-type centrifuger, it is beaten kettle, air supply device, vacuum buffer tank, ammoniation kettle, metering of liquid ammonia groove, steam providing apparatus, hydrolysis kettle, liquid caustic soda measuring tank, ammonia separation tank, crystallization kettle, hydrochloric acid measuring tank, centrifuge, type spiral flow drying machine, circulating water cooling device, dcs.The utility model passes through the Overall Reconstruction to production system, it can be controlled by dcs, improve automatic control level and security performance, so that product quality improves and product quality is stable, reduce the manipulation strength of worker, execute-in-place environment is improved, energy-saving and emission-reduction, is cut payroll to improve efficiency.
Description
Technical field
It the utility model is related to a kind of industrial sulfanilamide (SN) production system.
Background technology
At present, the automatic control level of industrial sulfanilamide (SN) production system rests on relatively low level, mainly worker always
Manual operation is carried out according to live indicating meter in production scene.
For example, chlorosulfonic acid measuring tank is provided with magnetic double level gauge on the spot, operative employee scene according to the observation start-stop feed pump and
Valve, each inlet amount vary with each individual, it is impossible to accurate metering.If personnel can not close feed pipe valve and charging in time
Pump, it will also cause overflow and environmental pollution accident.
Sulphonation kettle is provided with formula thermometer and digital display meter on the spot, and operative employee indicates adjustment antifebrin screw feeding according to temperature
Frequency converter.Personnel must frequent operation frequency converter at the scene, thereby increases and it is possible to causes regular overtemperature cut-out charging, influences yield and product
Quality；Operate the experience of heavy dependence personnel.
Water measuring tank is provided with simple plastic tube liquid level gauge, operative employee's field observation liquid level gauge manual-lock inlet valve,
Each inflow varies with each individual, it is impossible to accurate metering.Valve can not be closed due to personal observations' mistake or in time, often play tank boil-overs and make
Into overflow.
Ammoniation kettle pH value is tested by worker's field sampling by pH test paper.
Therefore, existing production system automatization level is low, and serious, the yield and product of product are relied on to the experience of operative employee
Matter can not ensure.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of high industrial sulfanilamide (SN) production system of automatization level.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：
A purpose of the present utility model is to provide a kind of industrial sulfanilamide (SN) production system, including sulphonation kettle, discharging opening and institute
The antifebrin feed pot that the charging aperture for the sulphonation kettle stated is connected, discharging opening are connected with the charging aperture of described sulphonation kettle
Chlorosulfonic acid measuring tank, the sulfonated oil measuring tank that charging aperture is connected with the discharging opening of described sulphonation kettle, charging aperture with it is described
One point of kettle that the discharging opening of sulfonated oil measuring tank is connected, the water metering that discharging opening is connected with the charging aperture of one point of described kettle
Groove, one point of oil that charging aperture is connected with the discharging opening of one point of described kettle stand groove, and charging aperture is stood with one point of described oil
Two points of kettles that the discharging opening of groove is connected, the reuse acid tank that discharging opening is connected with the charging aperture of two points of described kettles, charging aperture
The belt-type centrifuger being connected with the discharging opening of two points of described kettles, charging aperture are connected with the discharging opening of described belt-type centrifuger
The mashing kettle connect, the air supply device being connected with described mashing kettle, the vacuum buffer being connected with described mashing kettle
Tank, the ammoniation kettle that charging aperture is connected with the discharging opening of described mashing kettle, the charging aperture phase of discharging opening and described ammoniation kettle
The metering of liquid ammonia groove of connection, the steam providing apparatus being connected with described ammoniation kettle, charging aperture go out with described ammoniation kettle
The hydrolysis kettle that material mouth, described air supply device are connected with described steam providing apparatus, discharging opening and described hydrolysis
The liquid caustic soda measuring tank that the charging aperture of kettle is connected, the ammonia separation tank being connected with described hydrolysis kettle, charging aperture and described water
Solve the crystallization kettle that the discharging opening of kettle and described steam providing apparatus are connected, the charging aperture of discharging opening and described crystallization kettle
The hydrochloric acid measuring tank being connected, centrifuge that charging aperture is connected with the discharging opening of described crystallization kettle, charging aperture with it is described
The type spiral flow drying machine that the discharging opening of centrifuge is connected, respectively with described sulphonation kettle, described one point of kettle, described two points
The circulating water dress that kettle, described mashing kettle, described ammoniation kettle, described hydrolysis kettle are connected with described crystallization kettle
Put, for the dcs for controlling described industrial sulfanilamide (SN) production system to operate.
Preferably, described industrial sulfanilamide (SN) production system also first including being arranged on described chlorosulfonic acid measuring tank is remote
Magnetic double level gauge is passed, the chlorosulfonic acid feed pipe being connected with described chlorosulfonic acid measuring tank, described chlorosulfonic acid is arranged on and enters
Chlorosulfonic acid feed pipe stop valve in expects pipe, for the chlorosulfonic acid feed pump of charging, respectively with the first described teletransmission magnetic turnover panel
The first interlocked control unit that liquid level gauge, described chlorosulfonic acid feed pipe stop valve and described chlorosulfonic acid feed pump are connected；
When the first described teletransmission magnetic double level gauge shows that liquid level reaches setting value, the first described interlocked control unit control institute
The chlorosulfonic acid feed pipe stop valve stated and described chlorosulfonic acid feed pump are closed.
Preferably, described industrial sulfanilamide (SN) production system also includes the first tuning fork liquid being arranged on described water measuring tank
Bit switch, the water inlet pipe being connected with described water measuring tank, the water inlet pipe stop valve being arranged on described water inlet pipe, it is used for
The intake pump of water inlet, respectively with the first described Fork LIquid Level Switch, described water inlet pipe stop valve and described intake pump phase
Second interlocked control unit of connection；When the first described Fork LIquid Level Switch carries out high liquid level warning, described second
The described water pipe stop valve of lock control unit control and described intake pump are closed.
Preferably, described industrial sulfanilamide (SN) production system also includes being arranged on described reuse acid tank and described two points of kettles
Between pipeline on reuse acid flowmeter, the reuse acid pump for charging, described reuse acid flowmeter and described reuse
Sour pump is connected with described dcs and by described dcs interlocked control respectively.
Preferably, described industrial sulfanilamide (SN) production system also includes the second teletransmission magnetic turnover panel being arranged on metering of liquid ammonia groove
Liquid level gauge, the liquefied ammonia feed pipe being connected with described metering of liquid ammonia groove, the liquefied ammonia being arranged on described liquefied ammonia feed pipe enter
Expects pipe stop valve, for the liquefied ammonia feed pump of charging, enter respectively with the second described teletransmission magnetic double level gauge, described liquefied ammonia
The 3rd interlocked control unit that expects pipe stop valve is connected with described liquefied ammonia feed pump；When the second described teletransmission magnetic turnover panel liquid
When position meter shows that liquid level reaches setting value, the described liquefied ammonia feed pipe stop valve of the 3rd described interlocked control unit control and institute
The liquefied ammonia feed pump stated is closed.
Preferably, described industrial sulfanilamide (SN) production system also includes the 3rd teletransmission magnetic turnover panel being arranged on liquid caustic soda measuring tank
Liquid level gauge, the liquid caustic soda feed pipe being connected with described liquid caustic soda measuring tank, the liquid caustic soda being arranged on described liquid caustic soda feed pipe enter
Expects pipe stop valve, for the liquid caustic soda feed pump of charging, the pipe being arranged between described liquid caustic soda measuring tank and described hydrolysis kettle
Liquid caustic soda discharge nozzle stop valve on road, cut off respectively with the 3rd described teletransmission magnetic double level gauge, described liquid caustic soda feed pipe
The 4th interlocked control unit that valve, described liquid caustic soda feed pump are connected with described liquid caustic soda discharge nozzle stop valve；When described
When 3rd teletransmission magnetic double level gauge shows that liquid level reaches setting value, the described liquid caustic soda of the 4th described interlocked control unit control
Feed pipe stop valve and described liquid caustic soda feed pump are closed；When the 3rd described teletransmission magnetic double level gauge shows that liquid level difference reaches
During setting value, the described liquid caustic soda discharge nozzle stop valve of the 4th described interlocked control unit control is closed.
Preferably, described industrial sulfanilamide (SN) production system also includes the second tuning fork being arranged on described hydrochloric acid measuring tank
Liquid-level switch, the hydrochloric acid feed pipe being connected with described hydrochloric acid measuring tank, the hydrochloric acid being arranged on described hydrochloric acid feed pipe
Feed pipe stop valve, for the hydrochloric acid feed pump of charging, fed respectively with the second described Fork LIquid Level Switch, described hydrochloric acid
The 5th interlocked control unit that pipe stop valve is connected with described hydrochloric acid feed pump；When the second described Fork LIquid Level Switch is entered
During row high liquid level warning, the described hydrochloric acid feed pipe stop valve of the 5th described interlocked control unit control and described hydrochloric acid enter
Expect that pump is closed；When described liquid level reaches low liquid level, the second described Fork LIquid Level Switch sends alarm to prompt operative employee
Feed supplement.
Preferably, described industrial sulfanilamide (SN) production system also includes being arranged on described antifebrin feed pot and described
Screw feeder between sulphonation kettle, it is arranged on pneumatic between described antifebrin feed pot and described screw feeder
Push-pull valve, the sulphonation kettle being arranged on the cooling water inlet pipe between described sulphonation kettle and described circulating water cooling device are cold
But water pneumatic cut-off valve, it is arranged on described sulphonation kettle and carries the first integrative temperature transmitter of digital display meter head, respectively
With described screw feeder, described pneumatic gate valve, described sulphonation kettle cooling water pneumatic cut-off valve and described first
The first safety instrumented systems that integrative temperature transmitter is connected, described screw feeder, the described first integration temperature
Degree transmitter and the first described safety instrumented systems are connected with described dcs；When the first described one
When changing temperature transmitter displays temperature deviation setting value, the described screw feeder of the first described safety instrumented systems control stops
Only work, control described pneumatic gate valve to close, control described sulphonation kettle cooling water pneumatic cut-off valve to open to described
Sulphonation kettle is cooled.
Preferably, described industrial sulfanilamide (SN) production system also includes the sulphonation kettle stirring being arranged in described sulphonation kettle
Machine, the sulphonation kettle mixer being arranged on described in the fooled stage of reaction of described sulphonation kettle can send alarm signal when being stopped
Sulphonation kettle alarm, described sulphonation kettle alarm is connected with described dcs.
Preferably, described industrial sulfanilamide (SN) production system also includes the one point of kettle stirring being arranged in one point of described kettle
Machine, one point of kettle mixer being arranged on described in the fooled stage of reaction of one point of described kettle can send alarm signal when being stopped
One point of kettle alarm, described one point of kettle alarm is connected with described dcs.
Preferably, described industrial sulfanilamide (SN) production system also includes the two points of kettles stirring being arranged in two points of described kettles
Machine, two points of kettle mixers being arranged on described in the fooled stage of reaction of two points of described kettles can send alarm signal when being stopped
Two points of kettle alarms, described two points of kettle alarms are connected with described dcs.
Preferably, described industrial sulfanilamide (SN) production system also includes being arranged on one point of described kettle and carrying digital display meter head
The second integrative temperature transmitter, the water metering on the pipeline that is arranged between described water measuring tank and described one point of kettle
Groove water flow regulating valve, the second described integrative temperature transmitter and described water measuring tank water flow regulating valve are formed
Automatic adjustment circuit and it is connected respectively with described dcs.
Preferably, described industrial sulfanilamide (SN) production system also includes being arranged on two points of described kettles and carrying digital display meter head
The 3rd integrative temperature transmitter, be arranged on one point of described oil and stand sulphur on the pipeline between groove and described two points of kettles
Carburetion flow control valve, the 3rd described integrative temperature transmitter and described sulfonated oil flow control valve are formed and automatically adjusted
Loop and it is connected respectively with described dcs.
Preferably, described industrial sulfanilamide (SN) production system also includes being arranged on described ammoniation kettle and carrying digital display meter head
The 4th integrative temperature transmitter, the water being arranged on the pipeline between described steam providing apparatus and described ammoniation kettle
Reforming regulating valve, the ammoniation kettle being arranged on the inlet pipeline between described circulating water cooling device and described ammoniation kettle are cold
But water pneumatic cut-off valve, the liquefied ammonia discharging cut-out being arranged on the pipeline between described metering of liquid ammonia groove and described ammoniation kettle
Valve, respectively with described the 4th integrative temperature transmitter, described ammoniation kettle cooling water pneumatic cut-off valve and described liquefied ammonia
The second safety instrumented systems that discharging stop valve is connected, set when the 4th described integrative temperature transmitter displays temperature deviates
During definite value, the described liquefied ammonia discharging stop valve of the second described safety instrumented systems control is closed, described ammoniation kettle cooling water
Pneumatic cut-off valve is opened to cool to described ammoniation kettle；The 4th described integrative temperature transmitter and described vapor
Regulating valve forms automatic adjustment circuit and is connected respectively with described dcs.
Preferably, described industrial sulfanilamide (SN) production system also includes the hydrolysis kettle temperature being arranged on described hydrolysis kettle
The steam pneumatic control valve on pipeline count, being arranged between described steam providing apparatus and described hydrolysis kettle, it is described
Hydrolysis kettle thermometer and described steam pneumatic control valve form automatic adjustment circuit and respectively with described distributed AC servo system system
System is connected.
Preferably, described industrial sulfanilamide (SN) production system also includes the crystallization kettle temperature being arranged on described crystallization kettle
The crystallization kettle cooling sea water regulating valve on pipeline count, being arranged between described circulating water cooling device and described crystallization kettle,
Described crystallization kettle thermometer and described crystallization kettle cooling sea water regulating valve form automatic adjustment circuit and divided respectively with described
Cloth control system is connected.
Preferably, described industrial sulfanilamide (SN) production system also includes the online pH of ammoniation kettle being arranged on described ammoniation kettle
Meter, the online pH meter of described ammoniation kettle are connected with described dcs.
Preferably, described industrial sulfanilamide (SN) production system also includes the online pH of crystallization kettle being arranged on described crystallization kettle
The hydrochloric acid discharging flow regulating valve on pipeline count, being arranged between described hydrochloric acid measuring tank and described crystallization kettle, it is described
The online pH meter of crystallization kettle and described hydrochloric acid discharging flow regulating valve be connected respectively with described dcs.
Preferably, described industrial sulfanilamide (SN) production system also includes the centrifugation being arranged on the water inlet pipe of described centrifuge
Machine flowmeter, the centrifuge magnetic valve being arranged on the water inlet pipe of described centrifuge, described centrifuge stream gauge and described
Centrifuge magnetic valve form and automatic adjustment circuit and be connected respectively with described dcs.
Preferably, described antifebrin feed pot has 5~7, and described chlorosulfonic acid measuring tank has 1~3, described
Sulphonation kettle has 5~7, and described sulfonated oil measuring tank has 10~14, and described water measuring tank has 5~7, described one point
Kettle has 5~7, and described one point of oil, which stands groove, 5~7, and described two points of kettles have 1~3, and described reuse acid tank has 1
~2, described belt-type centrifuger has 1~2, and described mashing kettle has 1~3, and described vacuum buffer tank has 1~2,
Described ammoniation kettle has 2~4, and described metering of liquid ammonia groove has 1~3, and described hydrolysis kettle has 5~7, described liquid caustic soda
Measuring tank has 1~3, and described ammonia separation tank has 5~7, and described crystallization kettle has 8~10, described hydrochloric acid measuring tank
There is 1~2, described centrifuge has 1~3, and described type spiral flow drying machine has 1~2.
Preferably, described antifebrin feed pot has 6, and described chlorosulfonic acid measuring tank has 2, described sulphonation kettle
There are 6, described sulfonated oil measuring tank has 12, and described water measuring tank has 6, and described one point of kettle has 6, and described one
Dividing oil to stand groove has 6, and described two points of kettles have 2, and described reuse acid tank has 1, and described belt-type centrifuger has 1,
Described mashing kettle has 2, and described vacuum buffer tank has 1, and described ammoniation kettle has 3, and described metering of liquid ammonia groove has 2
Individual, described hydrolysis kettle has 6, and described liquid caustic soda measuring tank has 2, and described ammonia separation tank has 6, and described crystallization kettle has
9, described hydrochloric acid measuring tank has 1, and described centrifuge has 2, and described type spiral flow drying machine has 1.
Because above-mentioned technical proposal is used, the utility model has following advantages compared with prior art：
The utility model can be controlled by dcs, be carried by the Overall Reconstruction to production system
High automatic control level and security performance so that product quality improves and product quality is stable, reduces the operation of worker
Intensity, execute-in-place environment is improved, energy-saving and emission-reduction, is cut payroll to improve efficiency.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of antifebrin feed pot, chlorosulfonic acid measuring tank, sulphonation kettle and sulfonated oil measuring tank
Figure；
Accompanying drawing 2 is the partial enlarged drawing of accompanying drawing 1；
Accompanying drawing 3 is water measuring tank, one point of kettle, one point of oil standing groove, two points of kettles, reuse acid tank, structure of belt-type centrifuger
Schematic diagram；
Accompanying drawing 4 is the partial enlarged drawing of accompanying drawing 3；
Accompanying drawing 5 is mashing kettle, vacuum buffer tank, ammoniation kettle, the structural representation of metering of liquid ammonia groove；
Accompanying drawing 6 is hydrolysis kettle, liquid caustic soda measuring tank, the structural representation of ammonia separation tank；
Accompanying drawing 7 is the partial enlarged drawing of accompanying drawing 6；
Accompanying drawing 8 is crystallization kettle, hydrochloric acid measuring tank, centrifuge, the structural representation of type spiral flow drying machine；
Accompanying drawing 9 is the partial enlarged drawing of accompanying drawing 8.
Embodiment
The present embodiment provides a kind of industrial sulfanilamide (SN) production system, including 5~7 antifebrin feed pots, 1,1~3 chlorine sulphur
The sour sulphonation kettle 3,10~14 of measuring tank 2,5~7 sulfonated oil measuring tank 4,5~7 one point of kettle 6,5 of water measuring tank 5,5~7
~7 one point of oil stand the belt-type centrifuger 10,1~3 of reuse acid tank 9,1~2 of two points of kettles 8,1~2 of groove 7,1~3 and beaten
Starch the hydrolysis kettle 15,1 of metering of liquid ammonia groove 14,5~7 of ammoniation kettle 13,1~3 of vacuum buffer tank 12,2~4 of kettle 11,1~2
~3 17,8~10, ammonia separation tank hydrochloric acid measuring tanks 19,1~3 of crystallization kettle 18,1~2 of liquid caustic soda measuring tank 16,5~7
20,1~2 type spiral flow drying machine 21 of centrifuge, respectively with 3, one points of sulphonation kettle, 6, two points of kettle kettle 8, mashing kettle 11, ammoniation kettle 13,
The circulating water cooling device that hydrolysis kettle 15 is connected with crystallization kettle 18 and point for controlling industrial sulfanilamide (SN) production system running
Cloth control system.
Preferably, antifebrin feed pot 1 has 6, and chlorosulfonic acid measuring tank 2 has 2, and sulphonation kettle 3 has 6, an acetyl
The corresponding sulphonation kettle 3 of aniline feed pot 1, corresponding three sulphonation kettles 3 of a chlorosulfonic acid measuring tank 2, sulfonated oil measuring tank 4 have 12
Individual, the corresponding two sulfonated oil measuring tanks 4 of a sulphonation kettle 3, water measuring tank 5 has 6, and one point of kettle 6 has 6, and one point of oil stands groove 7
There are 6, the charging aperture after the discharging opening parallel connection of 12 sulfonated oil measuring tanks 4 with 6 one point of kettles 6 is connected, and a water measuring tank 5 is right
One point of kettle 6 is answered, the corresponding one point of oil of one point of kettle 6 stands groove 7, and two points of kettles 8 there are 2, and 6 one point of oil stand groove 7
Discharging opening parallel connection after be connected with the charging aperture of 2 two points of kettles 8, reuse acid tank 9 has 1 and the respectively charging with 2 two points of kettles 8
Mouth connection, belt-type centrifuger 10 have 1, and the charging aperture after the discharging opening parallel connection of 2 two points of kettles 8 with 1 belt-type centrifuger 10 connects
Connect, mashing kettle 11 there are 2, and the discharging opening of 1 belt-type centrifuger 10 is connected with the charging aperture of 2 mashing kettles 11, vacuum buffer tank
12 have 1 and are connected respectively with 2 mashing kettles 11, and ammoniation kettle 13 has 3, after the discharging opening parallel connection of 2 mashing kettles 11 with 3
The charging aperture connection of ammoniation kettle 13, metering of liquid ammonia groove 14 have after the discharging opening parallel connections of 2 and 2 metering of liquid ammonia grooves 14 with 3 ammonia
Change the charging aperture connection of kettle 13, hydrolysis kettle 15 there are 6, the charging after the discharging opening parallel connection of 3 ammoniation kettles 13 with 6 hydrolysis kettles 15
Mouthful connection, liquid caustic soda measuring tank 16 have the charging aperture with 6 hydrolysis kettles 15 after the discharging opening parallel connections of 2 and 2 liquid caustic soda measuring tanks 16
Connection, ammonia separation tank 17 have 6, and the corresponding hydrolysis kettle 15 of an ammonia separation tank 17, crystallization kettle 18 has 9,6 hydrolysis kettles 15
Discharging opening parallel connection after be connected with the charging aperture of 9 crystallization kettles 18, hydrochloric acid measuring tank 19 have 1 and discharging opening respectively with 9 knots
The charging aperture connection of brilliant kettle 18, is connected after the discharging opening parallel connection of 9 crystallization kettles 18 with the charging aperture of 2 centrifuges 20,2 centrifugations
It is connected after the discharging opening parallel connection of machine 20 with the charging aperture of 1 type spiral flow drying machine 21.
As shown in Figures 1 and 2, the discharging opening of chlorosulfonic acid measuring tank 2 is connected with the charging aperture of sulphonation kettle 3, acetyl
The discharging opening of aniline feed pot 1 is connected with the charging aperture of sulphonation kettle 3, the discharging opening of sulphonation kettle 3 and entering for sulfonated oil measuring tank 4
Material mouth is connected.
Industrial sulfanilamide (SN) production system also includes the first teletransmission magnetic double level gauge 22 being arranged on chlorosulfonic acid measuring tank 2,
The chlorosulfonic acid feed pipe 23 being connected with chlorosulfonic acid measuring tank 2, the chlorosulfonic acid feed pipe being arranged on chlorosulfonic acid feed pipe 23 are cut
Disconnected valve 24, for the chlorosulfonic acid feed pump of charging, respectively with the first teletransmission magnetic double level gauge 22, chlorosulfonic acid feed pipe stop valve
24 the first interlocked control units 25 being connected with chlorosulfonic acid feed pump；When the first teletransmission magnetic double level gauge 22 shows that liquid level reaches
During to setting value, the first interlocked control unit 25 control chlorosulfonic acid feed pipe stop valve 24 and chlorosulfonic acid feed pump are closed.
Industrial sulfanilamide (SN) production system also includes the screw feeder being arranged between antifebrin feed pot 1 and sulphonation kettle 3
26, the pneumatic gate valve 27 being arranged between antifebrin feed pot 1 and screw feeder 26, it is arranged on sulphonation kettle 3 and circulation
Sulphonation kettle cooling water pneumatic cut-off valve 28 on cooling water inlet pipe 33 between water-cooling apparatus, be arranged on sulphonation kettle 3 and
The first integrative temperature transmitter 29 with digital display meter head, it is cold with screw feeder 26, pneumatic gate valve 27, sulphonation kettle respectively
But the first safety instrumented systems 30 that water pneumatic cut-off valve 28 is connected with the first integrative temperature transmitter 29, screw feeder
26th, the first integrative temperature transmitter 29 and the first safety instrumented systems 30 are connected with dcs；When the 1st
When the displays temperature of body temperature transmitter 29 deviates setting value, the first safety instrumented systems 30 control screw feeder 2 stops work
Make, control pneumatic gate valve 27 to close, control sulphonation kettle cooling water pneumatic cut-off valve 28 is opened to cool to sulphonation kettle 3.
Industrial sulfanilamide (SN) production system also include be arranged in sulphonation kettle 3 sulphonation kettle mixer 31, be arranged on sulphonation kettle 3
The sulphonation kettle alarm of alarm signal, sulphonation kettle alarm can be sent when stage of reaction sulphonation kettle mixer 31 is stopped
It is connected with dcs.
As shown in accompanying drawing 3 and accompanying drawing 4, the discharging opening of sulfonated oil measuring tank 4 is connected with the charging aperture of one point of kettle 6, water meter
The discharging opening of measuring tank 5 is connected with the charging aperture of one point of kettle 6, and the discharging opening of one point of kettle 6 stands the charging aperture phase of groove 7 with one point of oil
Connection, the discharging opening that one point of oil stands groove 7 are connected with two points of charging apertures of kettle 8, the discharging opening of reuse acid tank 9 and two points of kettles 8
Charging aperture is connected, and the discharging opening of two points of kettles 8 is connected with the charging aperture of belt-type centrifuger 10.
Industrial sulfanilamide (SN) production system also includes the first Fork LIquid Level Switch 32 being arranged on water measuring tank 5, is measured with water
The water inlet pipe 33 that groove 5 is connected, the water inlet pipe stop valve 34 being arranged on water inlet pipe 33, for the intake pump of water inlet, respectively with
The second interlocked control unit 35 that first Fork LIquid Level Switch 32, water inlet pipe stop valve 34 are connected with intake pump；When the first sound
When pitching the progress high liquid level warning of liquid-level switch 32, the second interlocked control unit 35 control water pipe stop valve and intake pump are closed.
Industrial sulfanilamide (SN) production system also include be arranged in one point of kettle 6 one point of kettle mixer 36, be arranged on one point of kettle 6
One point of kettle alarm of alarm signal, one point of kettle alarm can be sent when the stage of reaction one divides kettle mixer 36 to be stopped
It is connected with dcs.
Industrial sulfanilamide (SN) production system also includes being arranged on one point of kettle 6 and the second integrated temperature with digital display meter head becomes
Water measuring tank water flow regulating valve the 38, the 2nd 1 on the pipeline for send device 37, being arranged on water measuring tank 5 between one point of kettle 6
Body temperature transmitter 37 and water measuring tank water flow regulating valve 38 form automatic adjustment circuit and respectively with distributed AC servo system
System is connected.
Industrial sulfanilamide (SN) production system also includes the reuse acid stream being arranged on the pipeline between reuse acid tank 9 and two points of kettles 8
Gauge 39, the reuse acid pump 40 for charging, reuse acid flowmeter 39 and reuse acid pump 40 respectively with dcs phase
Connect and by dcs interlocked control.
Industrial sulfanilamide (SN) production system also include be arranged in two points of kettles 8 two points of kettle mixers 41, be arranged on two points of kettles 8
Two points of kettle alarms of alarm signal, two points of kettle alarms can be sent when the stage of reaction two divides kettle mixer 41 to be stopped
It is connected with dcs.
Industrial sulfanilamide (SN) production system also includes being arranged on two points of kettles 8 and the 3rd integrated temperature with digital display meter head becomes
Send device 42, the sulfonated oil flow control valve 43 being arranged on one point of oily pipeline stood between groove 7 and two points of kettles 8, the 3rd one
Change temperature transmitter 42 and sulfonated oil flow control valve 43 forms automatic adjustment circuit and is connected respectively with dcs
Connect.
As shown in Figure 5, the discharging opening of belt-type centrifuger 10 is connected with being beaten the charging aperture of kettle 11, air supply device
It is connected with mashing kettle 11, vacuum buffer tank 12 is connected with mashing kettle 11, is beaten the discharging opening of kettle 11 and entering for ammoniation kettle 13
Material mouth is connected, and the discharging opening of metering of liquid ammonia groove 14 is connected with the charging aperture of ammoniation kettle 13, steam providing apparatus and ammoniation kettle
13 are connected.
Industrial sulfanilamide (SN) production system also includes the second teletransmission magnetic double level gauge 44 being arranged on metering of liquid ammonia groove 14, with
The liquefied ammonia feed pipe 45 that metering of liquid ammonia groove 14 is connected, the liquefied ammonia feed pipe stop valve 46 being arranged on liquefied ammonia feed pipe 45, use
In the liquefied ammonia feed pump of charging, fed respectively with the second teletransmission magnetic double level gauge 44, liquefied ammonia feed pipe stop valve 46 and liquefied ammonia
The 3rd interlocked control unit that pump is connected；When the second teletransmission magnetic double level gauge 44 shows that liquid level reaches setting value, the 3rd
Interlocked control unit control liquefied ammonia feed pipe stop valve 46 and liquefied ammonia feed pump are closed.
Industrial sulfanilamide (SN) production system also includes being arranged on ammoniation kettle 13 and the 4th integrated temperature with digital display meter head
Transmitter 47, the vapor regulating valve 48 being arranged on the pipeline between steam providing apparatus and ammoniation kettle 13, is arranged on circulation
Ammoniation kettle cooling water pneumatic cut-off valve 49 on inlet pipeline between water-cooling apparatus and ammoniation kettle 13, is arranged on metering of liquid ammonia
On pipeline between groove 14 and ammoniation kettle 13 liquefied ammonia discharging stop valve 50, respectively with the 4th integrative temperature transmitter 47, ammonia
Change the second safety instrumented systems that kettle cooling water pneumatic cut-off valve 49 is connected with liquefied ammonia discharging stop valve 50, when the 4th integration
When the displays temperature of temperature transmitter 47 deviates setting value, the second safety instrumented systems control liquefied ammonia discharging stop valve 50 is closed, ammonia
Change kettle cooling water pneumatic cut-off valve 49 is opened to cool to ammoniation kettle 13；4th integrative temperature transmitter 47 and vapor are adjusted
Section valve 48 forms automatic adjustment circuit and is connected respectively with dcs.
Industrial sulfanilamide (SN) production system also includes the online pH meter 51 of ammoniation kettle being arranged on ammoniation kettle 13, the online pH of ammoniation kettle
Meter 51 is connected with dcs.
As seen in figs. 6 and 7, the discharging opening of ammoniation kettle 13 is connected with the charging aperture of hydrolysis kettle 15, and hydrolysis kettle 15 is distinguished
It is connected with air supply device and steam providing apparatus, the discharging opening of liquid caustic soda measuring tank 16 is connected with the charging aperture of hydrolysis kettle 15
Connect, ammonia separation tank 17 is connected with hydrolysis kettle 15.
Industrial sulfanilamide (SN) production system also includes the 3rd teletransmission magnetic double level gauge 52 being arranged on liquid caustic soda measuring tank 16, with
The liquid caustic soda feed pipe 53 that liquid caustic soda measuring tank 16 is connected, the liquid caustic soda feed pipe stop valve 54 being arranged on liquid caustic soda feed pipe 53, use
In the liquid caustic soda feed pump of charging, the liquid caustic soda discharge nozzle stop valve being arranged on the pipeline between liquid caustic soda measuring tank 16 and hydrolysis kettle 15
55, cut off respectively with the 3rd teletransmission magnetic double level gauge 52, liquid caustic soda feed pipe stop valve 54, liquid caustic soda feed pump and liquid caustic soda discharge nozzle
The 4th interlocked control unit that valve 55 is connected；When the 3rd teletransmission magnetic double level gauge 52 shows that liquid level reaches setting value, the
Four interlocked control units control liquid caustic soda feed pipe stop valve 54 and liquid caustic soda feed pump are closed；When the 3rd teletransmission magnetic double level gauge 52
When display liquid level difference reaches setting value, the 4th interlocked control unit control liquid caustic soda discharge nozzle stop valve 55 is closed.
Industrial sulfanilamide (SN) production system also include be arranged on hydrolysis kettle 15 hydrolysis kettle thermometer 56, be arranged on steam supply
Steam pneumatic control valve 57 on pipeline between device and hydrolysis kettle 15, hydrolysis kettle thermometer 56 and steam pneumatic control valve 57
Form automatic adjustment circuit and be connected respectively with dcs.
As shown in figs. 8 and 9, the discharging opening of hydrolysis kettle 15 is connected with the charging aperture of crystallization kettle 18, steam providing apparatus
It is connected with crystallization kettle 18, the discharging opening of hydrochloric acid measuring tank 19 is connected with the charging aperture of crystallization kettle 18, the discharging of crystallization kettle 18
Mouth is connected with the charging aperture of centrifuge 20, and the discharging opening of centrifuge 20 is connected with the charging aperture of type spiral flow drying machine 21.
Industrial sulfanilamide (SN) production system also includes the second Fork LIquid Level Switch 58 being arranged on hydrochloric acid measuring tank 19, with hydrochloric acid
The hydrochloric acid feed pipe 59 that measuring tank 19 is connected, the hydrochloric acid feed pipe stop valve 60 being arranged on hydrochloric acid feed pipe 59, be used for into
The hydrochloric acid feed pump of material, it is connected respectively with the second Fork LIquid Level Switch 58, hydrochloric acid feed pipe stop valve 60 and hydrochloric acid feed pump
The 5th interlocked control unit 61；When the second Fork LIquid Level Switch 58 carries out high liquid level warning, the 5th interlocked control unit 61
Hydrochloric acid feed pipe stop valve 60 and hydrochloric acid feed pump is controlled to close；When liquid level reaches low liquid level, the second Fork LIquid Level Switch 58
Alarm is sent to prompt operative employee's feed supplement.
Industrial sulfanilamide (SN) production system also include be arranged on crystallization kettle 18 crystallization kettle thermometer 62, be arranged on recirculated water cooling
But the crystallization kettle cooling sea water regulating valve 63 on the pipeline between device and crystallization kettle 18, crystallization kettle thermometer 62 and crystallization kettle cooling
Water regulating valve 63 forms automatic adjustment circuit and is connected respectively with dcs.
Industrial sulfanilamide (SN) production system also include be arranged on crystallization kettle 18 the online pH meter 64 of crystallization kettle, be arranged on hydrochloric acid meter
Hydrochloric acid discharging flow regulating valve 65 on pipeline between measuring tank 19 and crystallization kettle 18, the online pH meter 64 of crystallization kettle and hydrochloric acid discharging
Flow control valve 65 is connected with dcs respectively.
Industrial sulfanilamide (SN) production system also include be arranged on the water inlet pipe of centrifuge 20 centrifuge stream gauge 66, be arranged on
Centrifuge magnetic valve 67 on the water inlet pipe of centrifuge 20, centrifuge stream gauge 66 and centrifuge magnetic valve 67 are formed and automatically adjusted
Loop and it is connected respectively with dcs.
For above-described embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, the scope of protection of the utility model can not be limited with this,
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (10)
- A kind of 1. industrial sulfanilamide (SN) production system, it is characterised in that：Including sulphonation kettle (3), discharging opening and described sulphonation kettle (3) The antifebrin feed pot (1) that charging aperture is connected, the chlorosulfonic acid that discharging opening is connected with the charging aperture of described sulphonation kettle (3) Measuring tank (2), the sulfonated oil measuring tank (4) that charging aperture is connected with the discharging opening of described sulphonation kettle (3), charging aperture with it is described Sulfonated oil measuring tank (4) one point of kettle (6) being connected of discharging opening, discharging opening and the charging aperture phase of one point of described kettle (6) The water measuring tank (5) of connection, one point of oil that charging aperture is connected with the discharging opening of one point of described kettle (6) stand groove (7), charging Two points of kettles (8) that mouth is connected with the discharging opening of one point of described oil standing groove (7), discharging opening and two points of described kettles (8) The reuse acid tank (9) that charging aperture is connected, the belt-type centrifuger that charging aperture is connected with the discharging opening of two points of described kettles (8) (10) the mashing kettle (11) that, charging aperture is connected with the discharging opening of described belt-type centrifuger (10), with described mashing kettle (11) air supply device being connected, the vacuum buffer tank (12) being connected with described mashing kettle (11), charging aperture and institute The ammoniation kettle (13) that the discharging opening for the mashing kettle (11) stated is connected, discharging opening are connected with the charging aperture of described ammoniation kettle (13) The metering of liquid ammonia groove (14) connect, the steam providing apparatus being connected with described ammoniation kettle (13), charging aperture and described ammonification The hydrolysis kettle (15) that discharging opening, the described air supply device of kettle (13) are connected with described steam providing apparatus, discharging The liquid caustic soda measuring tank (16) that mouth is connected with the charging aperture of described hydrolysis kettle (15), is connected with described hydrolysis kettle (15) Ammonia separation tank (17), the knot that charging aperture is connected with the discharging opening of described hydrolysis kettle (15) and described steam providing apparatus Brilliant kettle (18), the hydrochloric acid measuring tank (19) that discharging opening is connected with the charging aperture of described crystallization kettle (18), charging aperture with it is described The discharging opening centrifuge (20), the charging aperture that are connected of crystallization kettle (18) be connected with the discharging opening of described centrifuge (20) Type spiral flow drying machine (21), respectively with described sulphonation kettle (3), described one point of kettle (6), described two points of kettles (8), described The recirculated water that mashing kettle (11), described ammoniation kettle (13), described hydrolysis kettle (15) are connected with described crystallization kettle (18) Cooling device, for the dcs for controlling described industrial sulfanilamide (SN) production system to operate.
- 2. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described industrial sulfanilamide (SN) production system is also Including the first teletransmission magnetic double level gauge (22) being arranged on described chlorosulfonic acid measuring tank (2), with described chlorosulfonic acid meter The chlorosulfonic acid feed pipe (23) that measuring tank (2) is connected, the chlorosulfonic acid feed pipe being arranged on described chlorosulfonic acid feed pipe (23) Stop valve (24), for the chlorosulfonic acid feed pump of charging, respectively with the first described teletransmission magnetic double level gauge (22), described The first interlocked control unit (25) that chlorosulfonic acid feed pipe stop valve (24) is connected with described chlorosulfonic acid feed pump；When described The first teletransmission magnetic double level gauge (22) show liquid level when reaching setting value, the first described interlocked control unit (25) control Described chlorosulfonic acid feed pipe stop valve (24) and described chlorosulfonic acid feed pump are closed；Described industrial sulfanilamide (SN) production system also includes the first Fork LIquid Level Switch being arranged on described water measuring tank (5) (32) water inlet pipe (33), being connected with described water measuring tank (5), the water inlet pipe being arranged on described water inlet pipe (33) are cut Disconnected valve (34), for the intake pump of water inlet, respectively with described the first Fork LIquid Level Switch (32), described water inlet pipe stop valve (34) the second interlocked control unit (35) being connected with described intake pump；When described the first Fork LIquid Level Switch (32) is entered During row high liquid level warning, the described water pipe stop valve of the second described interlocked control unit (35) control and described intake pump close Close；Described industrial sulfanilamide (SN) production system also includes being arranged between described reuse acid tank (9) and described two points of kettles (8) Pipeline on reuse acid flowmeter (39), the reuse acid pump (40) for charging, described reuse acid flowmeter (39) and institute The reuse acid pump (40) stated is connected with described dcs and interlocked by described dcs respectively Control；Described industrial sulfanilamide (SN) production system also includes the second teletransmission magnetic double level gauge being arranged on metering of liquid ammonia groove (14) (44) the liquefied ammonia feed pipe (45), being connected with described metering of liquid ammonia groove (14), it is arranged on described liquefied ammonia feed pipe (45) On liquefied ammonia feed pipe stop valve (46), for the liquefied ammonia feed pump of charging, respectively with the second described teletransmission magnetic turnover panel liquid level The 3rd interlocked control unit that meter (44), described liquefied ammonia feed pipe stop valve (46) are connected with described liquefied ammonia feed pump； When the second described teletransmission magnetic double level gauge (44) shows that liquid level reaches setting value, the 3rd described interlocked control unit control The described liquefied ammonia feed pipe stop valve (46) of system and described liquefied ammonia feed pump are closed；Described industrial sulfanilamide (SN) production system also includes the 3rd teletransmission magnetic double level gauge being arranged on liquid caustic soda measuring tank (16) (52) the liquid caustic soda feed pipe (53), being connected with described liquid caustic soda measuring tank (16), it is arranged on described liquid caustic soda feed pipe (53) On liquid caustic soda feed pipe stop valve (54), for the liquid caustic soda feed pump of charging, be arranged on described liquid caustic soda measuring tank (16) and institute The liquid caustic soda discharge nozzle stop valve (55) on pipeline between the hydrolysis kettle (15) stated, respectively with the 3rd described teletransmission magnetic turnover panel liquid Position meter (52), described liquid caustic soda feed pipe stop valve (54), described liquid caustic soda feed pump and described liquid caustic soda discharge nozzle stop valve (55) the 4th interlocked control unit being connected；When the 3rd described teletransmission magnetic double level gauge (52) shows that liquid level reaches setting During value, the described liquid caustic soda feed pipe stop valve (54) of the 4th described interlocked control unit control and described liquid caustic soda feed pump close Close；When the 3rd described teletransmission magnetic double level gauge (52) shows that liquid level difference reaches setting value, the 4th described interlocked control The described liquid caustic soda discharge nozzle stop valve (55) of unit control is closed；The second tuning fork liquid level that described industrial sulfanilamide (SN) production system also includes being arranged on described hydrochloric acid measuring tank (19) is opened Close (58), the hydrochloric acid feed pipe (59) being connected with described hydrochloric acid measuring tank (19), be arranged on described hydrochloric acid feed pipe (59) the hydrochloric acid feed pipe stop valve (60) on, for the hydrochloric acid feed pump of charging, opened respectively with the second described tuning fork liquid level Close (58), the 5th interlocked control unit that described hydrochloric acid feed pipe stop valve (60) is connected with described hydrochloric acid feed pump (61)；When described the second Fork LIquid Level Switch (58) carries out high liquid level warning, the 5th described interlocked control unit (61) The described hydrochloric acid feed pipe stop valve (60) of control and described hydrochloric acid feed pump are closed；When described liquid level reaches low liquid level When, described the second Fork LIquid Level Switch (58) sends alarm to prompt operative employee's feed supplement.
- 3. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described industrial sulfanilamide (SN) production system is also Including the screw feeder (26) being arranged between described antifebrin feed pot (1) and described sulphonation kettle (3), it is arranged on Pneumatic gate valve (27) between described antifebrin feed pot (1) and described screw feeder (26), it is arranged on described Sulphonation kettle (3) and described circulating water cooling device between cooling water inlet pipe (33) on sulphonation kettle cooling water pneumatically cut Disconnected valve (28), it is arranged on described sulphonation kettle (3) and carries the first integrative temperature transmitter (29) of digital display meter head, respectively With described screw feeder (26), described pneumatic gate valve (27), described sulphonation kettle cooling water pneumatic cut-off valve (28) The first safety instrumented systems (30) being connected with described the first integrative temperature transmitter (29), described screw feeder (26), described the first integrative temperature transmitter (29) and described the first safety instrumented systems (30) and described distribution Control system is connected；When described the first integrative temperature transmitter (29) displays temperature deviates setting value, described the The described screw feeder (26) of one safety instrumented systems (30) control is stopped, controls described pneumatic gate valve (27) to close Close, control described sulphonation kettle cooling water pneumatic cut-off valve (28) to open and described sulphonation kettle (3) is cooled.
- 4. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described industrial sulfanilamide (SN) production system is also Including be arranged in described sulphonation kettle (3) sulphonation kettle mixer (31), be arranged on described sulphonation kettle (3) and be taken in reaction rank Duan Suoshu sulphonation kettle mixer (31) can send the sulphonation kettle alarm of alarm signal, described sulphonation kettle when being stopped Alarm is connected with described dcs；One point of kettle mixer (36) that described industrial sulfanilamide (SN) production system also includes being arranged in one point of described kettle (6), set Alarm signal can be sent by putting when one point of kettle mixer (36) being taken in one point of described kettle (6) described in the stage of reaction is stopped Number one point of kettle alarm, described one point of kettle alarm is connected with described dcs；Two points of kettle mixers (41) that described industrial sulfanilamide (SN) production system also includes being arranged in two points of described kettles (8), set Alarm signal can be sent by putting when two points of kettle mixers (41) being taken in two points of described kettles (8) described in the stage of reaction are stopped Number two points of kettle alarms, described two points of kettle alarms are connected with described dcs.
- 5. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described industrial sulfanilamide (SN) production system is also Including being arranged on one point of described kettle (6) and the second integrative temperature transmitter (37) with digital display meter head, being arranged on institute The water measuring tank water flow regulating valve (38) on pipeline between the water measuring tank (5) stated and described one point of kettle (6), it is described The second integrative temperature transmitter (37) and described water measuring tank water flow regulating valve (38) form automatic adjustment circuit And it is connected respectively with described dcs；Described industrial sulfanilamide (SN) production system also includes being arranged on the 3rd 1 on two points of described kettles (8) and with digital display meter head On body temperature transmitter (42), the pipeline being arranged between described one point of oil standing groove (7) and described two points of kettles (8) Sulfonated oil flow control valve (43), the 3rd described integrative temperature transmitter (42) and described sulfonated oil flow control valve (43) form automatic adjustment circuit and be connected respectively with described dcs.
- 6. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described industrial sulfanilamide (SN) production system is also Including being arranged on described ammoniation kettle (13) and carrying the 4th integrative temperature transmitter (47) of digital display meter head, institute is arranged on The vapor regulating valve (48) on pipeline between the steam providing apparatus and described ammoniation kettle (13) stated, it is arranged on described Ammoniation kettle cooling water pneumatic cut-off valve (49) on inlet pipeline between circulating water cooling device and described ammoniation kettle (13), The liquefied ammonia discharging stop valve (50) being arranged on the pipeline between described metering of liquid ammonia groove (14) and described ammoniation kettle (13), Respectively with the 4th described integrative temperature transmitter (47), described ammoniation kettle cooling water pneumatic cut-off valve (49) and described The second safety instrumented systems that liquefied ammonia discharging stop valve (50) is connected, when the 4th described integrative temperature transmitter (47) is aobvious When temperature displaying function deviates setting value, the described liquefied ammonia discharging stop valve (50) of the second described safety instrumented systems control is closed, institute The ammoniation kettle cooling water pneumatic cut-off valve (49) stated is opened to cool to described ammoniation kettle (13)；The 4th described integration Temperature transmitter (47) and described vapor regulating valve (48) form automatic adjustment circuit and controlled respectively with described distribution System processed is connected；Hydrolysis kettle thermometer (56) that described industrial sulfanilamide (SN) production system also includes being arranged on described hydrolysis kettle (15), set The steam pneumatic control valve (57) on the pipeline between described steam providing apparatus and described hydrolysis kettle (15) is put, it is described Hydrolysis kettle thermometer (56) and described steam pneumatic control valve (57) form automatic adjustment circuit and respectively with described point Cloth control system is connected；Crystallization kettle thermometer (62) that described industrial sulfanilamide (SN) production system also includes being arranged on described crystallization kettle (18), set Put the crystallization kettle cooling sea water regulating valve on the pipeline between described circulating water cooling device and described crystallization kettle (18) (63), described crystallization kettle thermometer (62) and described crystallization kettle cooling sea water regulating valve (63) form automatic adjustment circuit and divided It is not connected with described dcs.
- 7. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described industrial sulfanilamide (SN) production system is also Including the online pH meter of ammoniation kettle (51) being arranged on described ammoniation kettle (13), the online pH meter of described ammoniation kettle (51) and institute The dcs stated is connected；The online pH meter of crystallization kettle (64) that described industrial sulfanilamide (SN) production system also includes being arranged on described crystallization kettle (18), The hydrochloric acid discharging flow regulating valve being arranged on the pipeline between described hydrochloric acid measuring tank (19) and described crystallization kettle (18) (65), the online pH meter of described crystallization kettle (64) and described hydrochloric acid discharging flow regulating valve (65) respectively with described distribution Control system is connected.
- 8. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described industrial sulfanilamide (SN) production system is also Including be arranged on the water inlet pipe of described centrifuge (20) centrifuge stream gauge (66), be arranged on described centrifuge (20) Water inlet pipe on centrifuge magnetic valve (67), described centrifuge stream gauge (66) and described centrifuge magnetic valve (67) structure It is connected into automatic adjustment circuit and respectively with described dcs.
- 9. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described antifebrin feed pot (1) There are 5~7, described chlorosulfonic acid measuring tank (2) has 1~3, and described sulphonation kettle (3) there are 5~7, described sulfonated oil meter Measuring tank (4) has 10~14, and described water measuring tank (5) has 5~7, and described one point of kettle (6) has 5~7, and described one Point oil, which stands groove (7), 5~7, and described two points of kettles (8) have 1~3, and described reuse acid tank (9) has 1~2, described Belt-type centrifuger (10) have 1~2, described mashing kettle (11) has 1~3, and described vacuum buffer tank (12) has 1~2 Individual, described ammoniation kettle (13) has 2~4, and described metering of liquid ammonia groove (14) has 1~3, and described hydrolysis kettle (15) has 5 ~7, described liquid caustic soda measuring tank (16) has 1~3, and described ammonia separation tank (17) has 5~7, described crystallization kettle (18) there are 8~10, described hydrochloric acid measuring tank (19) has 1~2, and described centrifuge (20) has 1~3, described rotation Stream drying machine (21) has 1~2.
- 10. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described antifebrin feed pot (1) There are 6, described chlorosulfonic acid measuring tank (2) there are 2, and described sulphonation kettle (3) there are 6, and described sulfonated oil measuring tank (4) has 12, described water measuring tank (5) has 6, and described one point of kettle (6) has 6, and described one point of oil, which stands groove (7), 6, Two points of described kettles (8) have 2, and described reuse acid tank (9) has 1, and described belt-type centrifuger (10) has 1, described Mashing kettle (11) has 2, and described vacuum buffer tank (12) has 1, and described ammoniation kettle (13) has 3, described liquefied ammonia meter Measuring tank (14) has 2, and described hydrolysis kettle (15) has 6, and described liquid caustic soda measuring tank (16) has 2, described ammonia separation tank (17) there are 6, described crystallization kettle (18) there are 9, and described hydrochloric acid measuring tank (19) has 1, and described centrifuge (20) has 2 Individual, described type spiral flow drying machine (21) has 1.
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| CN201720967493.5U CN207002614U (en) | 2017-08-04 | 2017-08-04 | A kind of industrial sulfanilamide (SN) production system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650256A (en) * | 2021-09-26 | 2023-01-31 | 华融化学股份有限公司 | Industrial potassium chloride purification process and production system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650256A (en) * | 2021-09-26 | 2023-01-31 | 华融化学股份有限公司 | Industrial potassium chloride purification process and production system |
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