CN107266342A - A kind of industrial sulfanilamide (SN) production system - Google Patents
A kind of industrial sulfanilamide (SN) production system Download PDFInfo
- Publication number
- CN107266342A CN107266342A CN201710659316.5A CN201710659316A CN107266342A CN 107266342 A CN107266342 A CN 107266342A CN 201710659316 A CN201710659316 A CN 201710659316A CN 107266342 A CN107266342 A CN 107266342A
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- China
- Prior art keywords
- kettle
- measuring tank
- production system
- valve
- point
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- FDDDEECHVMSUSB-UHFFFAOYSA-N sulfanilamide Chemical compound NC1=CC=C(S(N)(=O)=O)C=C1 FDDDEECHVMSUSB-UHFFFAOYSA-N 0.000 title claims abstract description 150
- 229940124530 sulfonamide Drugs 0.000 title claims abstract description 150
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 79
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 162
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 118
- 239000007788 liquid Substances 0.000 claims abstract description 107
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 100
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 235000011121 sodium hydroxide Nutrition 0.000 claims abstract description 54
- 238000002425 crystallisation Methods 0.000 claims abstract description 52
- 230000008025 crystallization Effects 0.000 claims abstract description 52
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 49
- 230000007062 hydrolysis Effects 0.000 claims abstract description 43
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 43
- KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 claims abstract description 41
- XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 claims abstract description 41
- 238000001816 cooling Methods 0.000 claims abstract description 18
- FZERHIULMFGESH-UHFFFAOYSA-N N-phenylacetamide Chemical compound CC(=O)NC1=CC=CC=C1 FZERHIULMFGESH-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000002253 acid Substances 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims description 80
- 238000005360 mashing Methods 0.000 claims description 22
- 230000001105 regulatory effect Effects 0.000 claims description 22
- 239000000498 cooling water Substances 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims description 6
- 239000013535 sea water Substances 0.000 claims description 5
- 230000036760 body temperature Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000006052 feed supplement Substances 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims description 3
- 238000004176 ammonification Methods 0.000 claims 1
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 4
- 238000003756 stirring Methods 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- HYJODZUSLXOFNC-UHFFFAOYSA-N [S].[Cl] Chemical compound [S].[Cl] HYJODZUSLXOFNC-UHFFFAOYSA-N 0.000 description 2
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/04—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups
- C07C303/08—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with halogenosulfonic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/36—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids
- C07C303/38—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids by reaction of ammonia or amines with sulfonic acids, or with esters, anhydrides, or halides thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/36—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids
- C07C303/40—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids by reactions not involving the formation of sulfonamide groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The present invention relates 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 stands groove, two points of kettles, reuse acid tank, belt-type centrifuger, 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 present invention 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 is improved and product quality is stable, reduce the manipulation strength of workman, execute-in-place environment is improved, energy-saving and emission-reduction are cut payroll to improve efficiency.
Description
Technical field
The present invention relates 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 workman always
Manually operated 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 varies with each individual, it is impossible to accurate metering.If personnel can not close feed pipe valve and charging in time
Pump, will also cause overflow and environmental pollution accident.
Sulphonation kettle indicates adjustment antifebrin screw feeding provided with formula thermometer and digital display meter on the spot, operative employee according to temperature
Frequency converter.Personnel must frequent operation frequency converter at the scene, thereby increases and it is possible to cause regular overtemperature cut-out charging, influence 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 workman's field sampling by pH test paper.
Therefore, existing production system automatization level is low, and the experience to operative employee relies on serious, the yield and product of product
Matter can not ensure.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of high industrial sulfanilamide (SN) production system of automatization level.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：
It is an object of the present invention to provide a kind of industrial sulfanilamide (SN) production system, including sulphonation kettle, discharging opening with it is described
The antifebrin feed pot that the charging aperture of sulphonation kettle is connected, the chlorine sulphur that discharging opening is connected with the charging aperture of described sulphonation kettle
Sour measuring tank, the sulfonated oil measuring tank that charging aperture is connected with the discharging opening of described sulphonation kettle, charging aperture and described sulfonation
One point of kettle that the discharging opening of oil measurement groove is connected, the water measuring tank that discharging opening is connected with the charging aperture of one point of described kettle,
One point of oil that charging aperture is connected with the discharging opening of one point of described kettle stands groove, and charging aperture stands groove with one point of described oil
Two points of kettles that discharging opening is connected, the reuse acid tank that discharging opening is connected with the charging aperture of two points of described kettles, charging aperture and institute
The belt-type centrifuger that the discharging opening for the two points of kettles stated is connected, charging aperture is connected with the discharging opening of described belt-type centrifuger
Kettle is beaten, the air supply device being connected with described mashing kettle, the vacuum buffer tank being connected with described mashing kettle enters
The ammoniation kettle that material mouth is connected with the discharging opening of described mashing kettle, discharging opening is connected with the charging aperture of described ammoniation kettle
The discharging opening of metering of liquid ammonia groove, the steam providing apparatus being connected with described ammoniation kettle, charging aperture and described ammoniation kettle, institute
The hydrolysis kettle that the air supply device stated is connected with described steam providing apparatus, the charging of discharging opening and described hydrolysis kettle
The liquid caustic soda measuring tank that mouth is connected, the ammonia separation tank being connected with described hydrolysis kettle, charging aperture goes out with described hydrolysis kettle
The crystallization kettle that material mouth and described steam providing apparatus are connected, discharging opening is connected with the charging aperture of described crystallization kettle
Hydrochloric acid measuring tank, centrifuge, charging aperture and described centrifuge that charging aperture is connected with the discharging opening of described crystallization kettle
The type spiral flow drying machine that discharging opening is connected, respectively with described sulphonation kettle, one point of described kettle, two points of described kettles, described
The circulating water cooling device that mashing kettle, described ammoniation kettle, described hydrolysis kettle are connected with described crystallization kettle, for controlling
The dcs of described industrial sulfanilamide (SN) production system running.
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 is arranged on described chlorosulfonic acid and entered
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 are connected with described chlorosulfonic acid feed pump；
When the first described teletransmission magnetic double level gauge shows that liquid level reaches setting value, described the first interlocked control unit control institute
The chlorosulfonic acid feed pipe stop valve and described chlorosulfonic acid feed pump stated 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 is arranged on the water inlet pipe stop valve on described water inlet pipe, 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 two points of described kettles
Between pipeline on the sour flowmeter of reuse, the sour pump of reuse for charging, the described sour flowmeter of reuse 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 enters
Expects pipe stop valve, for the liquefied ammonia feed pump of charging, enters with the second described teletransmission magnetic double level gauge, described liquefied ammonia respectively
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 described the 3rd 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 enters
Expects pipe stop valve, for the liquid caustic soda feed pump of charging, is arranged on the pipe between described liquid caustic soda measuring tank and described hydrolysis kettle
Liquid caustic soda discharge nozzle stop valve on road, cuts off with the 3rd described teletransmission magnetic double level gauge, described liquid caustic soda feed pipe respectively
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 described the 4th 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 described the 4th 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 is arranged on the hydrochloric acid on described hydrochloric acid feed pipe
Feed pipe stop valve, for the hydrochloric acid feed pump of charging, feeds with the second described Fork LIquid Level Switch, described hydrochloric acid respectively
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 described hydrochloric acid feed pipe stop valve of the 5th 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 point out 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, 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 is cold
But water pneumatic cut-off valve, is arranged on described sulphonation kettle and the first integrative temperature transmitter with 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 first described 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 described the first safety instrumented systems control stops
Only work, control described pneumatic gate valve to close, the described sulphonation kettle cooling water pneumatic cut-off valve of control is opened 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, one point of described 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, two points of described 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 with digital display meter head
The second integrative temperature transmitter, the water metering on the pipeline that is arranged between described water measuring tank and one point of described kettle
Groove water flow regulating valve, the second described integrative temperature transmitter and described water measuring tank water flow regulating valve are constituted
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 with 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 two points of described kettles
Carburetion flow control valve, the 3rd described integrative temperature transmitter and described sulfonated oil flow control valve are constituted 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 with digital display meter head
The 4th integrative temperature transmitter, be arranged on the water 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 is cold
But water pneumatic cut-off valve, is arranged on the liquefied ammonia discharging cut-out 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 described the second 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 constitutes 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 constitute 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 constitute 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 is 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 constitute 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 one point of described oil, which stands groove, 5~7, and two points of described 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 there are 12, and described water measuring tank there are 6, and one point of described kettle has 6, described one
Dividing oil to stand groove has 6, and two points of described 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 present invention has following advantages compared with prior art：
The present invention can be controlled by dcs, be improved by the Overall Reconstruction to production system
Automatic control level and security performance so that product quality is improved and product quality is stable, reduces the manipulation strength of workman,
Execute-in-place environment is improved, energy-saving and emission-reduction are 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, structures 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 sulphonation kettle 3, one point of kettle 6, two points of kettles 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
One sulphonation kettle 3 of correspondence of aniline feed pot 1, three sulphonation kettles 3 of correspondence of chlorosulfonic acid measuring tank 2, sulfonated oil measuring tank 4 has 12
Individual, the two sulfonated oil measuring tanks 4 of correspondence of 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, be connected after the discharging opening of 12 sulfonated oil measuring tanks 4 is in parallel with the charging aperture of 6 one point of kettles 6,5 pairs of a water measuring tank
One point of kettle 6 is answered, one one point of oil of one point of kettle 6 correspondence stands groove 7, and two points of kettles 8 there are 2, and 6 one point of oil stand groove 7
Discharging opening it is in parallel 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 has 1, and the charging aperture after the discharging opening of 2 two points of kettles 8 is in parallel 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, with 3 after the discharging opening of 2 mashing kettles 11 is in parallel
The charging aperture connection of ammoniation kettle 13, metering of liquid ammonia groove 14 have the discharging opening of 2 and 2 metering of liquid ammonia grooves 14 in parallel after with 3 ammonia
Change the charging aperture connection of kettle 13, hydrolysis kettle 15 has 6, the charging after the discharging opening of 3 ammoniation kettles 13 is in parallel with 6 hydrolysis kettles 15
Mouthful connection, charging aperture with 6 hydrolysis kettles 15 after liquid caustic soda measuring tank 16 has the discharging opening of 2 and 2 liquid caustic soda measuring tanks 16 in parallel
Connection, ammonia separation tank 17 has 6, and one hydrolysis kettle 15 of correspondence of ammonia separation tank 17, crystallization kettle 18 has 9,6 hydrolysis kettles 15
Discharging opening it is in parallel after be connected with the charging aperture of 9 crystallization kettles 18, hydrochloric acid measuring tank 19 has 1 and discharging opening is tied with 9 respectively
The charging aperture connection of brilliant kettle 18, is connected after the discharging opening of 9 crystallization kettles 18 is in parallel with the charging aperture of 2 centrifuges 20,2 centrifugations
It is connected after the discharging opening of machine 20 is in parallel 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 is 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 between antifebrin feed pot 1 and screw feeder 26 is arranged on, sulphonation kettle 3 and circulation is arranged on
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 is closed, 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 is 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, is arranged on the water inlet pipe stop valve 34 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 one point of kettle mixer 36 of the stage of reaction is 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 constitute 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 sour pump 40 of reuse for charging, reuse acid flowmeter 39 and the sour pump 40 of reuse 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 two points of kettle mixers 41 of the stage of reaction are 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 constitutes 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, the mashing 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, is arranged on the liquefied ammonia feed pipe stop valve 46 on liquefied ammonia feed pipe 45, uses
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, is arranged on the vapor regulating valve 48 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
Liquefied ammonia discharging stop valve 50 on pipeline between groove 14 and ammoniation kettle 13, 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 constitutes 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, is arranged on the liquid caustic soda feed pipe stop valve 54 on liquid caustic soda feed pipe 53, uses
In the liquid caustic soda feed pump of charging, the liquid caustic soda discharge nozzle stop valve on the pipeline between liquid caustic soda measuring tank 16 and hydrolysis kettle 15 is arranged on
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
Constitute 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, is arranged on the hydrochloric acid feed pipe stop valve 60 on hydrochloric acid feed pipe 59, be used for into
The hydrochloric acid feed pump of material, is connected with the second Fork LIquid Level Switch 58, hydrochloric acid feed pipe stop valve 60 and hydrochloric acid feed pump respectively
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 point out operative employee 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 constitutes 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 constituted and automatically adjusted
Loop and it is connected respectively with dcs.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention, all according to the present invention
The equivalent change or modification that Spirit Essence is made, should all be included within the scope of the present invention.
Claims (10)
1. a kind of 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) stands groove (7), charging
Mouth stands two points of kettles (8) that the discharging opening of groove (7) is connected, discharging opening and two points of described kettles (8) with one point of described oil
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 is 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)
The knot that ammonia separation tank (17), the discharging opening of charging aperture and described hydrolysis kettle (15) and described steam providing apparatus are connected
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), one point of described kettle (6), two points of described 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, is arranged on the chlorosulfonic acid feed pipe 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, described the first 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) is 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 described the second interlocked control unit (35) control and described intake pump are closed
Close；
Described industrial sulfanilamide (SN) production system also includes being arranged between described reuse acid tank (9) and two points of described kettles (8)
Pipeline on the sour flowmeter (39) of reuse, the sour pump (40) of reuse for charging, the sour flowmeter (39) of described reuse and institute
The sour pump (40) of reuse 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), 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), 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 described the 4th interlocked control unit control and described liquid caustic soda feed pump are closed
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, is opened with the second described tuning fork liquid level respectively
The 5th interlocked control unit that pass (58), described hydrochloric acid feed pipe stop valve (60) are 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 point out operative employee 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
Screw feeder (26) including being arranged between described antifebrin feed pot (1) and described sulphonation kettle (3), is arranged on
Pneumatic gate valve (27) between described antifebrin feed pot (1) and described screw feeder (26), is arranged on described
Sulphonation kettle (3) and described circulating water cooling device between cooling water inlet pipe (33) on sulphonation kettle cooling water pneumatic cut
Disconnected valve (28), is arranged on described sulphonation kettle (3) and the first integrative temperature transmitter (29) with 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, the described sulphonation kettle cooling water pneumatic cut-off valve (28) of control is opened to cool to described sulphonation kettle (3).
4. industrial sulfanilamide (SN) production system according to claim 1, it is characterised in that：Described industrial sulfanilamide (SN) production system is also
Sulphonation kettle mixer (31) including being arranged in described sulphonation kettle (3), it is arranged on described sulphonation kettle (3) and is 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, one point of described 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, two points of described 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
On one point of described kettle (6) and the second integrative temperature transmitter (37) with digital display meter head, institute is arranged on including being arranged on
The water measuring tank water flow regulating valve (38) on pipeline between the water measuring tank (5) stated and one point of described kettle (6), it is described
The second integrative temperature transmitter (37) and described water measuring tank water flow regulating valve (38) constitute automatic adjustment circuit
And be 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 one point of described oil standing groove (7) and two points of described kettles (8)
Sulfonated oil flow control valve (43), the 3rd described integrative temperature transmitter (42) and described sulfonated oil flow control valve
(43) constitute 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
The 4th integrative temperature transmitter (47) including being arranged on described ammoniation kettle (13) and carrying digital display meter head, is arranged on institute
The vapor regulating valve (48) on pipeline between the steam providing apparatus stated and described ammoniation kettle (13), is arranged on described
The 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) on the pipeline between described metering of liquid ammonia groove (14) and described ammoniation kettle (13) is arranged on,
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 described the second 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) constitute 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) constitute 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) constitute 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),
It is arranged on the hydrochloric acid discharging flow regulating valve 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
Centrifuge stream gauge (66) including being arranged on the water inlet pipe of described centrifuge (20), it is 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) has 5~7, described sulfonated oil meter
Measuring tank (4) has 10~14, and described water measuring tank (5) has 5~7, and one point of described kettle (6) has 5~7, described one
Point oil, which stands groove (7), 5~7, and two points of described 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 one point of described kettle (6) has 6, and one point of described 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710659316.5A CN107266342A (en) | 2017-08-04 | 2017-08-04 | A kind of industrial sulfanilamide (SN) production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710659316.5A CN107266342A (en) | 2017-08-04 | 2017-08-04 | A kind of industrial sulfanilamide (SN) production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107266342A true CN107266342A (en) | 2017-10-20 |
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