CN108958190A - A kind of analgin controlling of production process system based on computer control - Google Patents
A kind of analgin controlling of production process system based on computer control Download PDFInfo
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- CN108958190A CN108958190A CN201810751741.1A CN201810751741A CN108958190A CN 108958190 A CN108958190 A CN 108958190A CN 201810751741 A CN201810751741 A CN 201810751741A CN 108958190 A CN108958190 A CN 108958190A
- Authority
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- China
- Prior art keywords
- substation
- control
- control cabinet
- analgin
- maa
- Prior art date
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- DJGAAPFSPWAYTJ-UHFFFAOYSA-M metamizole sodium Chemical compound [Na+].O=C1C(N(CS([O-])(=O)=O)C)=C(C)N(C)N1C1=CC=CC=C1 DJGAAPFSPWAYTJ-UHFFFAOYSA-M 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 230000007062 hydrolysis Effects 0.000 claims abstract description 21
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 21
- 238000007034 nitrosation reaction Methods 0.000 claims abstract description 20
- 239000013307 optical fiber Substances 0.000 claims abstract description 12
- 230000009935 nitrosation Effects 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 239000011229 interlayer Substances 0.000 claims description 14
- 239000000498 cooling water Substances 0.000 claims description 4
- 238000004886 process control Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 54
- 230000008569 process Effects 0.000 abstract description 8
- 238000012800 visualization Methods 0.000 abstract description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 31
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 20
- RLFWWDJHLFCNIJ-UHFFFAOYSA-N 4-aminoantipyrine Chemical compound CN1C(C)=C(N)C(=O)N1C1=CC=CC=C1 RLFWWDJHLFCNIJ-UHFFFAOYSA-N 0.000 description 14
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 14
- 238000007599 discharging Methods 0.000 description 11
- 238000000354 decomposition reaction Methods 0.000 description 10
- 230000003301 hydrolyzing effect Effects 0.000 description 10
- 230000002829 reductive effect Effects 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 235000010288 sodium nitrite Nutrition 0.000 description 7
- 238000003860 storage Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 235000019253 formic acid Nutrition 0.000 description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- WSJBSKRPKADYRQ-UHFFFAOYSA-N 4-formylaminoantipyrine Chemical compound CN1C(C)=C(NC=O)C(=O)N1C1=CC=CC=C1 WSJBSKRPKADYRQ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000010933 acylation Effects 0.000 description 1
- 238000005917 acylation reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- JEXVQSWXXUJEMA-UHFFFAOYSA-N pyrazol-3-one Chemical compound O=C1C=CN=N1 JEXVQSWXXUJEMA-UHFFFAOYSA-N 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41865—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by job scheduling, process planning, material flow
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32252—Scheduling production, machining, job shop
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The present invention provides a kind of analgin controlling of production process systems based on computer control, it is characterised in that system composition include: 01PLC control cabinet, 02PLC control cabinet, AT firstization hydrolysis substation, FAA first substation, in MAA and substation, condensation-finished product substation, AA nitrosation control substation, the acylated control substation of FAA, MAA hydrolysis control substation, analgin master station, optical fiber switch and field instrument；The present invention can make traditional technical process accomplish intensive and visualization, and production efficiency and management level is greatly improved while reducing worker's labor intensity and management cost.
Description
Technical field
The present invention relates to medication chemistry and Industrial Computer Control field, in particular to a kind of analgin of computer control
Production system.
Background technique
Analgin, also known as Analgin, hydration 1- phenyl -2,3- dimethyl -4- methylamino -5- pyrazolone-N- methyl
Sodium sulfonate.Relative molecular mass 351.36.White is to pale yellow crystals or crystalline powder.It is insoluble in ether, is dissolved in ethyl alcohol, easily
It is dissolved in water, aqueous solution mutability yellow.
Industrial production analgin route is to be pacified using pyrazolone as starting material by first, hydrolysis and alkalization at present
For than woods (AT) oil, AT oil again through nitrosation, reduction, hydrolysis neutralize obtain 4-AA (AA) oil, AA spontaneously after again
After acylation, crystallization, centrifugation obtain 4- formyl amino antipyrine (FAA), FAA obtains 4- first using first, hydrolysis, neutralization
Amino-antipyrine oil (MAA), last MAA oil are obtained with formaldehyde, sodium pyrosulfite by condensation, decrease temperature crystalline, centrifugal drying again
To analgin finished product.
Analgin mature production technology, however in previous manual operation technique, some processes are needed due to response characteristic
Fine control, or need worker frequently to operate since technique is cumbersome, worker's labor intensity is all significantly greatly increased in these.With
The development of Industry Control, more and more precise controlling schemes can apply in traditional analgin production, can make tradition
Technical process accomplish intensive and visualization, reducing worker's labor intensity and production effect is greatly improved in management cost while
Rate and management level.
Programmable logic controller (PLC) (PLC) is mainly using microprocessor as control core and in calculation in absorption machine, automatic control
It is a kind of exclusively for the digital operation electricity applied and designed in industrial settings on the basis of technology and the communication technology feature processed
Subsystem.It uses a kind of programmable memory, inside it storage execute logical operation, sequential control, timing, counting and
The instruction of the operations such as arithmetical operation controls various types of mechanical equipments or life by digital or analog input and output
Production process.CPU in PLC is the main component that data are calculated, handled, and completes system program all control, data processing etc.
Function.Memory is the storage equipment in PLC, can complete the storage of program, user data etc..I/O module is PLC and outside
Between sensor (such as temperature transmitter, fluid level transmitter, pressure transmitter) and control equipment (such as air-operated solenoid valve, regulating valve)
Important transmission channels, according to the signal of required control difference can be broadly divided into digital quantity, analog quantity etc. I/O believe
Number.
Summary of the invention
The present invention provides a kind of analgin controlling of production process systems based on computer control, it is characterised in that system
Composition include: 01PLC control cabinet, 02PLC control cabinet, AT firstization hydrolysis substation, FAA first substation, in MAA and substation, condensation-
Finished product substation, AA nitrosation control substation, the acylated control substation of FAA, MAA hydrolysis control substation, analgin master station, optical fiber exchange
Machine and field instrument.
The described AT firstization hydrolysis substation, FAA first substation, in MAA and substation, condensation-finished product substation are to scene temperature
Data are collected and centralized displaying, belong to remote display system；AA nitrosation controls the acylated control substation, MAA of substation, FAA
Hydrolysis control substation can except field instrument data are collected and centralized displaying in addition to can also realize production control, belong to
Tele-control system.
The field instrument mainly include temperature transmitter, pressure transmitter, digital flowmeter, air-operated solenoid valve,
Pneumatic control valve；Field instrument accesses 01PLC control cabinet, 02PLC control cabinet, 01PLC control cabinet, 02PLC control by cable
SIMENS S7-400 type CPU is soft by 6XV1830-3EH10Profibus by corresponding data according to the configuration programming of user in cabinet
Cable transmission is to each substation, to observe and judge for operator；Enter 01PLC control cabinet, 02PLC control cabinet is connect by optical fiber
Enter optical fiber switch, then analgin master station passes through optical fiber again and optical fiber switch is established and communicated, to read each PLC control cabinet
Data realize analgin industries process control system.
In the remote display system, pot temperature is by cable and enters 01PLC control cabinet, the foundation of 02PLC control cabinet
Connection, enters 01PLC control cabinet, 02PLC control cabinet innernal CPU can acquire data on the tank temperature transmitter in real time in this way, then
Overview is converted by composing software.
In the tele-control system, feeding pipe is equipped with pneumatic control valve and flowmeter, reaction kettle and reductive jar
Interlayer is designed with pneumatic control valve into cooling water pipeline, is equipped with temperature transmitter in tank.
Wherein:
(1) in each remote display system, pot temperature is contacted by cable and PLC control cabinet foundation, such PLC control
Cabinet innernal CPU can acquire data on the tank temperature transmitter in real time, then be converted into overview by composing software, thus just
In assurance of the operation worker to the information entirety at operation scene.
(2) in AA tele-control system, feeding pipe be equipped with pneumatic control valve and flowmeter, nitrosation reaction kettle and also
Former tank interlayer is designed with pneumatic control valve into cooling water pipeline, is equipped with temperature transmitter in tank.All field instruments pass through cable
It is contacted with PLC control cabinet foundation, operator sets flow number according to reaction end situation on substation, and then PLC is sent
Scene charging regulating valve and flowmeter are instructed, realizes the accurate control to flow；Nitrosation reaction kettle and reduction tank interlayer into
Cooling water pipeline pneumatic control valve automatically adjusts opening size according to temperature in each tank, realizes temperature automatic control.
(3) in FAA tele-control system, acylated tank interlayer steam lead road is equipped with pneumatic control valve, and disengaging technique is low
Warm water tube road is equipped with air-operated solenoid valve, into technique pressure wind, goes out technique water at low temperature pipeline equipped with air-operated solenoid valve, acylated tank tank
Interior to be equipped with temperature transmitter, tank body interlayer is equipped with pressure transmitter, and acylated tank gas exhaust piping is equipped with air-operated solenoid valve, arranges with tank body
The identical pipeline of gas is equipped with technique air line and technique vacuum line, there is air-operated solenoid valve thereon, vent gas cooler into
Technique low temperature water lines are equipped with air-operated solenoid valve, and vacuum pump control line also accesses PLC.In this control system, according to process flow,
After manually starting system, PLC by pre-set program parameter, in PLC CPU issue instruction by temperature in acylated tank,
Steam control valve aperture, the realization of interlayer pressure control temperature in tank, heating and insulation reaction are carried out in control process, then lead to
Air-operated solenoid valve in PLC internal processes control vacuum pump and respective line is crossed, realizes vacuum distillation, last blowing, finishing control.
(4) in MAA tele-control system, MAA hydrolytic decomposition pot sulfuric acid pipeline, methanol pipeline, first liquid pipeline, gas exhaust piping are set
There is air-operated solenoid valve, temperature transmitter is equipped in tank, tank body interlayer steam lead road is equipped with pneumatic control valve, and tank body interlayer is equipped with
Pressure transmitter, fractionator overhead are equipped with temperature transmitter and pressure transmitter, and cooler technique low temperature water lines are equipped with pneumatic
Solenoid valve, destilling tower return line are equipped with spinner flowmeter, and destilling tower discharging pipeline is equipped with pneumatic control valve, out dilute methanol pipeline
Methyl formate pipeline is respectively equipped with air-operated solenoid valve out.In this system, according to process flow, after manually starting system, PLC is logical
Cross pre-set program parameter, in PLC CPU issue instruction respectively control sulfuric acid pipeline, methanol pipeline, first liquid pipeline,
Air-operated solenoid valve completes charging on gas exhaust piping, and then PLC joins jacket steam pipeline regulating valve, interlayer pressure according to program
Temperature realizes temperature control in number, hydrolytic decomposition pot, and after reaching the technological temperature set, PLC controls condenser technique water at low temperature
Air-operated solenoid valve and discharging pipeline regulating valve, air-operated solenoid valve discharge, during discharging in PLC CPU according to distillation tower top
Temperature automatically controls discharging control valve opening, to guarantee to be fractionated component, until reaction terminates.
Detailed description of the invention
Fig. 1 is analgin computer control system schematic diagram.Wherein 1, pressure transmitter；2, temperature transmitter；3, flow
Meter；4, pneumatic control valve；5, air-operated solenoid valve；6,01PLC control cabinet；7,02PLC control cabinet；8, AT firstization hydrolyzes substation；9,
The acylated control substation of FAA；10, FAA first substation；11, AA nitrosation controls substation；12, optical fiber switch；13, MAA, which is neutralized, divides
It stands；14, condensation-finished product substation；15, MAA hydrolysis control substation；16, analgin master station；17, cable；18,6XV1830-
3EH10Profibus flexible cable；19, optical fiber.
Fig. 2 is analgin computer control system medium-long range display system schematics.Wherein 20, reaction kettle；2, temperature becomes
Send device；17, cable；18,6XV1830-3EH10Profibus flexible cable.
Fig. 3 is AA nitrous networked control systems schematic diagram in analgin computer control system.Wherein 21, sodium nitrite solution
Storage tank；22, AT-SO4 solution reservoir；23, sodium nitrite pipeline flowmeter；24, sodium nitrite pipeline pneumatic control valve；25,AT-
SO4Pipeline flowmeter；26,AT-SO4Pipeline pneumatic control valve；27, nitrosation reaction kettle technique low temperature water lines pneumatic control valve；
28, nitrosation reaction kettle；29, temperature in nitrosation reaction kettle tank；30, reductive jar technique low temperature water lines pneumatic control valve；31,
Reductive jar；32, temperature in reductive jar tank；6,01PLC control cabinet；11, AA nitrosation controls substation；17, common cable；18,
6XV1830-3EH10Profibus flexible cable.
Fig. 4 is that FAA is acylated control system schematic diagram in analgin computer control system.Wherein 33, acylated tank goes out technique
Low temperature water lines air-operated solenoid valve；34, into technique low temperature water lines air-operated solenoid valve；35, steam lead road pneumatic control valve；
36, acylated tank；37, acylated tank temperature transmitter；38, gas exhaust piping air-operated solenoid valve；39, technique air line air-powered electromagnetic
Valve；40, technique vacuum line air-operated solenoid valve；41, acylated tank interlayer pressure transmitter；42, steam exhaust water lines air-operated solenoid valve；
43, technique low temperature water recovery culvert air-operated solenoid valve；44, technique air line air-operated solenoid valve；45, vent gas cooler；46, cold
But device technique water at low temperature air-operated solenoid valve；47, vacuum pump；6,01PLC control cabinet；9, the acylated control substation of FAA；17, common electricity
Cable；18,6XV1830-3EH10Profibus flexible cable；71, field instrument.
Fig. 5 is MAA hydrolysis control system schematic diagram in analgin computer control system.Wherein 7,02PLC control cabinet；
15, MAA hydrolysis control substation；17, common cable；18,6XV1830-3EH10Profibus flexible cable；48, hydrolyzate feed pipe
Road；49, concentrated sulfuric acid storage tank；50, dense methanol tank；51, dense methanol discharging pipeline air-operated solenoid valve；52, concentrated sulfuric acid pipeline is pneumatic
Solenoid valve；53, first liquid feeding pipe air-operated solenoid valve；54, MAA hydrolytic decomposition pot temperature transmitter；55, MAA hydrolyzes tank interlayer pressure
Power transmitter；56, MAA hydrolytic decomposition pot steam exhaust water lines；57, MAA hydrolytic decomposition pot；58, MAA hydrolytic decomposition pot jacket steam pipeline is pneumatically adjusted
Valve；59, methyl formate storage tank；60, dilute methanol storage tank；61, overhead temperature transmitter；62, overhead pressure becomes
Send device；63, condenser technique low temperature water lines air-operated solenoid valve；64, destilling tower return line flowmeter；65, destilling tower discharges
Pipeline flowmeter；66, discharge pipeline pneumatic control valve；67, go out methyl formate pipeline air-operated solenoid valve；68, go out dilute methanol pipeline
Air-operated solenoid valve；69, reflux condenser；70, MAA hydrolytic decomposition pot gas exhaust piping air-operated solenoid valve；71, field instrument.
Specific embodiment:
In conjunction with attached drawing 2-5, invention is further described,
In Fig. 2 medium-long range display system, temperature transmitter 2 accesses 01PLC control cabinet 6 by common cable line in tank body；
02PLC control cabinet 7, corresponding data is passed through 18 according to the configuration programming of user by SIMENS S7-400 type CPU in PLC control cabinet
6XV1830-3EH10Profibus flexible cable 18 is transferred to AT firstization hydrolysis substation 8, FAA first substation 10, in MAA and substation
13, condensation-finished product substation 14, operation worker may be implemented remotely to realize the live major parameter of operation and grasp in real time.
In Fig. 3 AA tele-control system, sodium nitrite pipeline flowmeter 23, sodium nitrite pipeline pneumatic control valve 24, AT-
SO4 pipeline flowmeter 25, AT-SO4Pipeline pneumatic control valve 26, nitrosation reaction kettle technique low temperature water lines pneumatic control valve
27, temperature 29 in nitrosation reaction kettle tank, reductive jar technique low temperature water lines pneumatic control valve 30, temperature passes through in reductive jar tank
Common cable 17 is linked into 01PLC control cabinet 6, and 01PLC control cabinet 6 passes through 18 6XV1830-3EH10Profibus flexible cables 18
Data are passed in AA nitrosation control substation 11 and are shown.
After activation system, nitrosation reaction kettle is set separately in AA nitrosation substation 11 in operation worker first in substation
Temperature 29 is 42.5 DEG C in tank, temperature 32 is 40.0 DEG C in setting reductive jar tank, when feedback temperature reaches set temperature in substation
Afterwards, sodium nitrite pipeline flowmeter 23 and AT-SO is then set separately425 flow of pipeline flowmeter is 1300L/h, 1700L/h
Start nitrosation reaction.During reaction, operator carries out reaction end judgement to scene every 5-10min, is then dividing again
Sodium nitrite pipeline 23 and AT-SO are corrected in system of standing424 flow setting value of pipeline, until reaction terminates.Period, 01PLC control
The every 500ms of cabinet 6 processed acquires the data of temperature 32 in temperature 29 and reductive jar tank in a nitrosation reaction kettle tank, 01PLC control
CPU controls nitrous by comparing result through collected data compared with predetermined temperature value carries out size in cabinet 6
Change reaction kettle technique low temperature water lines pneumatic control valve 27 and 30 opening size of reductive jar technique low temperature water lines pneumatic control valve,
It is equal with set temperature value until collecting numerical value.
In Fig. 4 FAA tele-control system, acylated tank goes out technique water at low temperature pipeline air-operated solenoid valve 33, into technique water at low temperature
Pipeline air-operated solenoid valve 34, steam lead road pneumatic control valve 35, acylated tank temperature transmitter 37, gas exhaust piping air-operated solenoid valve
38, technique air line air-operated solenoid valve 39, technique vacuum line air-operated solenoid valve 40, acylated tank interlayer pressure transmitter 41,
Steam exhaust water lines air-operated solenoid valve 42, technique low temperature water recovery culvert air-operated solenoid valve 43, technique air line air-operated solenoid valve
44, cooler technique water at low temperature air-operated solenoid valve 46, vacuum pump 47 access 01PLC control cabinet 6,01PLC by common cable 17
Data are passed to the acylated control substation 9 of FAA by 6XV1830-3EH10Profibus flexible cable 18 again and shown by control cabinet 6.
Operation worker first puts into each reaction mass in acylated tank 33, subsequently into FAA acylated control substation 9 starting system
It unites, CPU selects methyl formate reaction method or formic acid reaction method according to the instruction of operation worker's input in 01PLC control cabinet 6.
It is 35 that CPU sets acylated tank temperature transmitter 37 automatically after selecting methyl formate reaction method, in 01PLC control cabinet 6
DEG C, it opens simultaneously into technique low temperature water lines air-operated solenoid valve 34 and technique low temperature water recovery culvert air-operated solenoid valve 43, and every
The data of the primary acylated tank temperature transmitter 37 of 500ms acquisition, with acquisition data after reaching 30 DEG C, in 01PLC control cabinet 6
CPU starts timing 1h；After timing, the acylated tank of CPU opening goes out technique water at low temperature pipeline air-powered electromagnetic in 01PLC control cabinet 6
Then it is same to open steam exhaust water lines air-operated solenoid valve 42 again for valve 33 and technique air line air-operated solenoid valve 44, and timing 20min
It is 83 DEG C that Shi Zidong, which sets acylated tank temperature transmitter 37, the data of every primary acylated tank temperature transmitter 37 of 500ms acquisition, when
After acquisition data reach 80 DEG C, CPU starts timing 1h in 01PLC control cabinet 6, reaches when acquiring acylated 37 data of tank temperature transmitter
To 83 DEG C, CPU adjusts 35 opening size of steam lead road pneumatic control valve in 01PLC control cabinet 6, maintains in tank temperature in 80-
Between 85 DEG C；After timing, operator opens technique vacuum line air-powered electromagnetic in acylated control 9 medium-long range of substation of FAA
Valve 40 and vacuum pump 47, start to be evaporated under reduced pressure, until sampling measures density 1.14-1.20g/ml (78-83 DEG C), sample presentation, which is surveyed, to be acylated
Reaction end is qualified, and last operation personnel remotely control 44 binder of solenoid valve to lower process, and the control of methyl formate method terminates.
After selecting formic acid reaction method, CPU is first turned on air-operated solenoid valve 33 and technique air line in 01PLC control cabinet 6
Air-operated solenoid valve 44, and timing 20min, then opening steam exhaust water lines air-operated solenoid valve 42 again, automatic set is acylated tank temperature simultaneously
Spending is 83 DEG C, every primary acylated tank temperature data of 500ms acquisition, after acquisition data reach 80 DEG C, CPU in 01PLC control cabinet 6
Start timing 2h, remaining is the same as methyl formate method.
In Fig. 5 MAA tele-control system, dense methanol discharging pipeline air-operated solenoid valve 51, concentrated sulfuric acid pipeline air-operated solenoid valve
52, first liquid feeding pipe air-operated solenoid valve 53, MAA hydrolytic decomposition pot temperature transmitter 54, MAA hydrolyze tank interlayer pressure transmitter
55, MAA hydrolytic decomposition pot jacket steam pipeline pneumatic control valve 58, overhead temperature transmitter 61, overhead pressure become
Send device 62, condenser technique low temperature water lines air-operated solenoid valve 63, destilling tower return line flowmeter 64, destilling tower discharging pipeline
Flowmeter 65, goes out methyl formate pipeline air-operated solenoid valve 67, goes out dilute methanol pipeline air-powered electromagnetic discharging pipeline pneumatic control valve 66
Valve 68, MAA hydrolysis gas exhaust piping air-operated solenoid valve 7 access 02PLC control cabinet 7 by common cable 17, then 02PLC control cabinet
Data are passed in MAA hydrolysis control substation 15 and are shown by 6XV1830-3EH10Profibus flexible cable 18 by 7.
Operating worker's Remote Open first liquid feeding pipe air-operated solenoid valve 53 first will after artificial verification charging
Material proportion inputs MAA hydrolysis control substation 15, and CPU is pneumatic according to the dense methanol discharging pipeline of instruction control in 02PLC control cabinet 7
Solenoid valve 51, the switch of concentrated sulfuric acid pipeline air-operated solenoid valve 52 complete charging, and then CPU automatically opens MAA hydrolytic decomposition pot jacket steam
Pipeline pneumatic control valve 58, control discharging pipeline pneumatic control valve 66, open condenser technique low temperature water lines air-operated solenoid valve
63, go out methyl formate pipeline air-operated solenoid valve 67, the every 500ms of CPU acquires single flash column overhead temperatures in 02PLC control cabinet 7
61 data of transmitter, and constantly control discharging 66 opening size of pipeline pneumatic control valve, so that distillation tower top temperature transmitter 61
Temperature data maintains 30-60 DEG C, when distillation 61 temperature of tower top temperature transmitter is more than 60 DEG C, after manual confirmation, 02PLC
CPU closes out methyl formate pipeline air-operated solenoid valve 67, opens out dilute methanol pipeline air-operated solenoid valve 68 in control cabinet 7, and every
500ms acquires 61 data of single flash column overhead temperatures transmitter, during which constantly controls 66 opening size of pneumatic control valve, so that
61 temperature data of overhead temperature transmitter maintains 60-90 DEG C, when 61 temperature of overhead temperature transmitter is more than
90 DEG C, the MAA hydrolysis control prompt operation worker of substation 15, after confirmation, control terminates.
Claims (5)
1. a kind of analgin controlling of production process system based on computer control, it is characterised in that system composition includes: 01
PLC control cabinet (6), 02 PLC control cabinet (7), AT firstization hydrolysis substation (8), FAA first substation (10), in MAA and substation
(13), condensation-finished product substation (14), AA nitrosation control substation (11), acylated control substation (9) of FAA, MAA hydrolysis control point
It stands (15), analgin master station (16), optical fiber switch (12) and field instrument (71).
2. a kind of analgin controlling of production process system based on computer control according to claim 1, feature exist
In AT firstization hydrolysis substation (8), FAA first substation (10), MAA and substation (13), condensation-finished product substation (14) are right
Scene temperature data are collected and centralized displaying, belong to remote display system；AA nitrosation controls substation (11), FAA is acylated
Control substation (9), MAA hydrolysis control substation (15) can be in addition to being collected with centralized displaying field instrument (71) data
It can also realize production control, belong to tele-control system.
3. a kind of analgin controlling of production process system based on computer control according to claim 1, feature exist
In the field instrument (71) mainly include temperature transmitter (2), it is pressure transmitter (1), digital flowmeter (3), pneumatic
Solenoid valve (5), pneumatic control valve (4)；Field instrument accesses 01 PLC control cabinet (6), 02 PLC control cabinet by cable (17)
(7), 01 PLC control cabinet (6), in 02 PLC control cabinet (7) SIMENS S7-400 type CPU according to the configuration programming of user by phase
Data are answered to be transferred to each substation by 6XV1830-3EH10 Profibus flexible cable (18), to observe and sentence for operator
It is disconnected；Enter 01 PLC control cabinet (6), 02 PLC control cabinet (7) by optical fiber (19) incoming fiber optic interchanger (12), then analgin
Master station (16) is established by optical fiber (19) and optical fiber switch (12) communicate again, so that reading each PLC control cabinet data realizes peace
It is nearly industries process control system.
4. a kind of analgin controlling of production process system based on computer control according to claim 2, feature exist
In the remote display system, pot temperature is by cable (17) and enters 01 PLC control cabinet (6), 02 PLC control cabinet
(7) connection is established, enters 01 PLC control cabinet (6) in this way, 02 PLC control cabinet (7) innernal CPU can acquire the tank temperature degree in real time
Data on transmitter (2), then overview is converted by composing software.
5. a kind of analgin controlling of production process system based on computer control according to claim 2, feature exist
In the tele-control system, feeding pipe be equipped with pneumatic control valve (4) and flowmeter (3), reaction kettle (20) and and also
Former tank (31) interlayer is designed with pneumatic control valve (4) into cooling water pipeline, is equipped with temperature transmitter (2) in tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751741.1A CN108958190B (en) | 2018-07-10 | 2018-07-10 | Analgin production process control system based on computer control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751741.1A CN108958190B (en) | 2018-07-10 | 2018-07-10 | Analgin production process control system based on computer control |
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| Publication Number | Publication Date |
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| CN108958190A true CN108958190A (en) | 2018-12-07 |
| CN108958190B CN108958190B (en) | 2021-05-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102584707A (en) * | 2012-01-18 | 2012-07-18 | 河北冀衡（集团）药业有限公司 | Production method of analgin bulk drug |
| CN102627608A (en) * | 2012-03-31 | 2012-08-08 | 武汉武药制药有限公司 | Preparation method for analgesic and antipyretic drug-analgin |
| CN203007177U (en) * | 2012-12-31 | 2013-06-19 | 河北冀衡（集团）药业有限公司 | Antipyrine production system |
| CN203625269U (en) * | 2013-12-09 | 2014-06-04 | 山东新华制药股份有限公司 | 4-amino-antipyrine production device |
| CN206773457U (en) * | 2017-04-21 | 2017-12-19 | 天津港石油化工码头有限公司 | Automatic monitoring system for petrochemical terminal production |
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2018
- 2018-07-10 CN CN201810751741.1A patent/CN108958190B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102584707A (en) * | 2012-01-18 | 2012-07-18 | 河北冀衡（集团）药业有限公司 | Production method of analgin bulk drug |
| CN102627608A (en) * | 2012-03-31 | 2012-08-08 | 武汉武药制药有限公司 | Preparation method for analgesic and antipyretic drug-analgin |
| CN203007177U (en) * | 2012-12-31 | 2013-06-19 | 河北冀衡（集团）药业有限公司 | Antipyrine production system |
| CN203625269U (en) * | 2013-12-09 | 2014-06-04 | 山东新华制药股份有限公司 | 4-amino-antipyrine production device |
| CN206773457U (en) * | 2017-04-21 | 2017-12-19 | 天津港石油化工码头有限公司 | Automatic monitoring system for petrochemical terminal production |
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| CN108958190B (en) | 2021-05-14 |
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