CN105629861A - Automatic control system of water washing and neutralization process in gelatin production process - Google Patents
Automatic control system of water washing and neutralization process in gelatin production process Download PDFInfo
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- CN105629861A CN105629861A CN201410586024.XA CN201410586024A CN105629861A CN 105629861 A CN105629861 A CN 105629861A CN 201410586024 A CN201410586024 A CN 201410586024A CN 105629861 A CN105629861 A CN 105629861A
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Abstract
The present invention relates to an automatic control system of a water washing and neutralization process in a gelatin production process. The system comprises a neutralization tank and a PLC control unit; a liquidometer is arranged at the inner wall of the neutralization tank, an aerator pipe, a phosphate pipe, a hydrogen peroxide pipe, an inlet pipe are disposed at the upper portion of the neutralization tank, and a drain pipe and a water recovery pipe are arranged at the lower portion of the neutralization tank; an aeration disc pipe connected with the aerator pipe is arranged in the neutralization; a flowmeter is installed on the inlet pipe; the PLC control unit includes a mainframe, an extension frame and an industrial control computer; the mainframe includes a power supply, a programmable controller, an interface module IM365I, a simulation module and an input module; the extension frame includes an interface module IM365II and an output module, and the interface module IM365I is connected with the interface module IM365II; the liquidometer and the flowmeter are connected with the simulation module; the input module is connected with a phosphate valve, a hydrogen peroxide valve, an inlet valve, a drain valve and the signal feedback end of the water recovery valve; and the output module is connected with an aeration solenoid valve, the phosphate valve, the hydrogen peroxide valve, the inlet valve, the drain valve and the signal output end of the water recovery valve. According to the invention, the production cycle may be shortened.
Description
Technical field
The present invention relates to manufacturing of gelatin technical field, particularly relate to washing neutralization step automation control system in gelatine production course.
Background technology
At present, many employings manpower manual operations when washing neutralizes in gelatine production course, the experience relying on operator carries out, and is divided into two operations moving back ash carries out with neutralization, and water consumption is big, waste resource, extend the production cycle, move back ash process simultaneously and adopt mechanical agitation, it is easy to cause aggregate to damage, make gelatin quality unstable, have impact on gelatin product quality.
Summary of the invention
The technical problem to be solved is to provide washing neutralization step automation control system in a kind of effective gelatine production course shortening the production cycle.
For solving the problems referred to above, gelatine production course of the present invention is washed neutralization step automation control system, it is characterised in that: this system includes neutralization pond and PLC control unit; The inwall side of described neutralization pond is provided with liquidometer, be respectively equipped with the aeration tube with aeration electromagnetic valve, the phosphoric acid pipe with phosphoric acid valve, the dioxygen water pipe with dioxygen water valve, the water inlet pipe with water intaking valve above it, be respectively equipped with below the drain pipe with drain valve, with reclaim water valve return water pipe; Equipped with aeration coil pipe inside described neutralization pond, this aeration coil pipe is connected with described aeration tube; Described water inlet pipe is provided with effusion meter; Described PLC control unit includes mainframe, extension frame and industrial computer; Described mainframe includes PS307 power supply, CPU315-2DP Programmable Logic Controller, I, 2 Sm331 analog modules of interface module IM365,4 Sm321 input modules; Described extension frame includes II, 5 Sm322 output modules of interface module IM365; CPU315-2DP Programmable Logic Controller in described mainframe is connected with the USB interface in described industrial computer by MPI cable; Interface module IM365 I in described mainframe is connected with the interface module IM365 II in described extension frame by the communications cable; Described liquidometer, described effusion meter connect with 2 Sm331 analog module one_to_one corresponding in described mainframe; 4 Sm321 input modules in described mainframe respectively with described phosphoric acid valve, dioxygen water valve, water intaking valve, drain valve, recovery water valve feedback signal terminal be connected; 5 Sm322 output modules in described extension frame respectively with described aeration electromagnetic valve, phosphoric acid valve, dioxygen water valve, water intaking valve, drain valve, recovery water valve output signal end be connected.
The present invention compared with prior art has the advantage that
Owing to the present invention being provided with PLC control unit, control signal can be sent by PLC to control to add phosphoric acid,diluted neutralization into phosphoric acid valve, control dioxygen water valve and add the rinsing of rare hydrogen peroxide, control water inlet and add tap water, control gas explosion valve and carry out gas agitating, control draining and discharge waste water, control to reclaim water valve and carry out the recycling of water, therefore, PLC accurately can control by effusion meter to add tap water volume, neutralization pond liquid level is controlled by liquidometer, gas agitating is adopted to decrease aggregate damage, ossein is rinsed cleaner by hydrogen peroxide, thus ensure that washing neutralization step quality, moving back ash, neutralization step is combined and shortens the production cycle, improve production efficiency, recycling saving water resource by recycle-water row water, promote economic benefit.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is PLC control unit structural representation in the present invention.
Fig. 3 moves back ash flow chart in the present invention.
Fig. 4 is rinsing flow chart in the present invention.
Fig. 5 is neutralization flow chart in the present invention.
Fig. 6 moves back acid flow chart in the present invention.
In figure: 1 aeration electromagnetic valve 2 phosphoric acid valve 3 dioxygen water valve 4 water intaking valve 5 drain valve 6 reclaims water valve 7 liquidometer 8 effusion meter 9 gas explosion coil pipe 10 neutralization pond 11 mainframe 12 and extends frame 13 industrial computer.
Detailed description of the invention
As shown in Figure 1 and Figure 2, washing neutralization step automation control system in gelatine production course, this system includes neutralization pond 10 and PLC control unit.
The inwall side of neutralization pond 10 is provided with liquidometer 7, be respectively equipped with the aeration tube with aeration electromagnetic valve 1, the phosphoric acid pipe with phosphoric acid valve 2, the dioxygen water pipe with dioxygen water valve 3, the water inlet pipe with water intaking valve 4 above it, be respectively equipped with below the drain pipe with drain valve 5, with reclaim water valve 6 return water pipe; Neutralization pond 10 is internal equipped with aeration coil pipe 9, and this aeration coil pipe 9 is connected with aeration tube; Water inlet pipe is provided with effusion meter 8.
PLC control unit includes mainframe 11, extension frame 12 and industrial computer 13. Mainframe 11 includes PS307 power supply, CPU315-2DP Programmable Logic Controller, I, 2 Sm331 analog modules of interface module IM365,4 Sm321 input modules; Extension frame 12 includes II, 5 Sm322 output modules of interface module IM365; CPU315-2DP Programmable Logic Controller in mainframe 11 is connected with the USB interface in industrial computer 13 by MPI cable; Interface module IM365 I in mainframe 11 is connected with the interface module IM365 II in extension frame 12 by the communications cable; Liquidometer 7, effusion meter 8 connect with 2 Sm331 analog module one_to_one corresponding in mainframe 11; 4 Sm321 input modules in mainframe 11 respectively with phosphoric acid valve 2, dioxygen water valve 3, water intaking valve 4, drain valve 5, reclaim water valve 6 feedback signal terminal be connected; Extension frame 12 in 5 Sm322 output modules respectively with aeration electromagnetic valve 1, phosphoric acid valve 2, dioxygen water valve 3, water intaking valve 4, drain valve 5, reclaim water valve 6 output signal end be connected.
The present invention in implementing washing and time, including moving back ash, rinsing, neutralize and move back four steps of acid.
First pass through industrial computer 13 setting when moving back ash and move back grey cycle-index, aeration time, interval time, start to move back ash startup washing neutralization PLC control unit automatically to run, open water intaking valve 4 and add tap water to neutralization pond 10, water intaking valve 4 is closed during to the liquid level upper limit, open aeration electromagnetic valve 1 and carry out intermittent stirring according to the parameter set, stir complete closedown aeration electromagnetic valve 1, open drain valve 5 draining, drain valve 5 is closed during to liquid level lower limit, once move back ash to complete, complete to move back ash process (referring to Fig. 3) after repeating to move back ash several times according to the cycle-index set.
First pass through industrial computer 13 during rinsing and set rinse cycle number of times, aeration time, interval time, start rinsing startup washing neutralization PLC control unit automatically to run, water intaking valve 4 automatically opens up, start to add water in neutralization pond 10, after in pond, the water yield reaches the liquid level upper limit, water intaking valve 4 is automatically switched off, stopping adding water in pond, dioxygen water valve 3 automatically opens up, and quantitatively exports hydrogen peroxide to neutralization pond 10. After the quantitative end of output of hydrogen peroxide, dioxygen water valve 3 is automatically switched off, start and soak, soak time is then opened aeration electromagnetic valve 1 and is stirred according to the parameter set, stir complete closedown aeration electromagnetic valve 1, once rinsed and completed rinse cycle (referring to Fig. 4) after repeating rinsing several times according to the cycle-index set.
First pass through industrial computer 13 setting during neutralization and neutralize cycle-index, aeration time, interval time, start to neutralize startup washing neutralization PLC control unit automatically to run, water intaking valve 4 automatically opens up, start to add water to neutralization pond 10, in pond the water yield reach the liquid level upper limit after after water intaking valve 4 be automatically switched off, stopping adding water in pond, phosphoric acid valve 2 automatically opens up, and quantitatively exports phosphoric acid to neutralization pond 10. After the quantitative end of output of phosphoric acid, phosphoric acid valve 2 is automatically switched off, start and soak, soak time is then opened aeration electromagnetic valve 1 and is stirred according to the parameter set, stir complete closedown aeration electromagnetic valve 1, once neutralized and completed N-process (referring to Fig. 5) after repeating neutralization several times according to the cycle-index set.
First pass through industrial computer 13 setting when moving back acid and move back sour cycle-index, aeration time, interval time, start to move back acid promoter washing neutralization PLC control unit automatically to run, open water intaking valve 4 and add tap water to neutralization pond 10, water intaking valve 4 is closed during to the liquid level upper limit, open aeration electromagnetic valve 1 and carry out intermittent stirring according to the parameter set, stir complete closedown aeration electromagnetic valve 1, open recovery water valve 6 draining, close during to liquid level lower limit and reclaim water valve 6, once move back acid to complete, complete to move back acid process (referring to Fig. 6) after repeating to move back acid several times according to the cycle-index set.
Claims (1)
1. gelatine production course is washed neutralization step automation control system, it is characterised in that: this system includes neutralization pond (10) and PLC control unit; The inwall side of described neutralization pond (10) is provided with liquidometer (7), be respectively equipped with the aeration tube with aeration electromagnetic valve (1), the phosphoric acid pipe with phosphoric acid valve (2), the dioxygen water pipe with dioxygen water valve (3), the water inlet pipe with water intaking valve (4) above it, be respectively equipped with below the drain pipe with drain valve (5), with reclaim water valve (6) return water pipe; Described neutralization pond (10) is internal equipped with aeration coil pipe (9), and this aeration coil pipe (9) is connected with described aeration tube; Described water inlet pipe is provided with effusion meter (8); Described PLC control unit includes mainframe (11), extension frame (12) and industrial computer (13); Described mainframe (11) includes PS307 power supply, CPU315-2DP Programmable Logic Controller, I, 2 Sm331 analog modules of interface module IM365,4 Sm321 input modules; Described extension frame (12) includes II, 5 Sm322 output modules of interface module IM365; CPU315-2DP Programmable Logic Controller in described mainframe (11) is connected with the USB interface in described industrial computer (13) by MPI cable; Interface module IM365 I in described mainframe (11) is connected with the interface module IM365 II in described extension frame (12) by the communications cable; Described liquidometer (7), described effusion meter (8) connect with 2 Sm331 analog module one_to_one corresponding in described mainframe (11); 4 Sm321 input modules in described mainframe (11) respectively with described phosphoric acid valve (2), dioxygen water valve (3), water intaking valve (4), drain valve (5), reclaim water valve (6) feedback signal terminal be connected; 5 Sm322 output modules in described extension frame (12) respectively with described aeration electromagnetic valve (1), phosphoric acid valve (2), dioxygen water valve (3), water intaking valve (4), drain valve (5), reclaim water valve (6) output signal end be connected.
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Citations (8)
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CN87103821A (en) * | 1987-05-25 | 1988-12-07 | 宋洪潮 | The alkali washing process of gelatin manufacture and equipment |
US20050191741A1 (en) * | 1998-09-25 | 2005-09-01 | Council Of Scientific And Industrial Research | Microbial composition and a process useful for the neutralization of alkaline waste- waters |
US7226573B2 (en) * | 2003-09-10 | 2007-06-05 | Dowa Mining Co., Ltd. | Fine-grain silver oxide powder |
CN201330234Y (en) * | 2009-01-07 | 2009-10-21 | 兰州理工大学 | Automatic control device of neutralizing procedure in production process of gelatin |
CN201330235Y (en) * | 2009-01-07 | 2009-10-21 | 兰州理工大学 | Automatic control device for ash removing procedure in gelatin production process |
CN102329843A (en) * | 2011-08-05 | 2012-01-25 | 蚌埠丰原明胶有限公司 | Enzyme method for preparing gelatin |
CN202766460U (en) * | 2012-06-19 | 2013-03-06 | 青海明胶有限责任公司 | Automatic controlling device for liming stirring technology |
CN204116898U (en) * | 2014-10-28 | 2015-01-21 | 兰州理工大学 | With process automation control system in washing in gelatine production course |
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2014
- 2014-10-28 CN CN201410586024.XA patent/CN105629861A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87103821A (en) * | 1987-05-25 | 1988-12-07 | 宋洪潮 | The alkali washing process of gelatin manufacture and equipment |
US20050191741A1 (en) * | 1998-09-25 | 2005-09-01 | Council Of Scientific And Industrial Research | Microbial composition and a process useful for the neutralization of alkaline waste- waters |
US7226573B2 (en) * | 2003-09-10 | 2007-06-05 | Dowa Mining Co., Ltd. | Fine-grain silver oxide powder |
CN201330234Y (en) * | 2009-01-07 | 2009-10-21 | 兰州理工大学 | Automatic control device of neutralizing procedure in production process of gelatin |
CN201330235Y (en) * | 2009-01-07 | 2009-10-21 | 兰州理工大学 | Automatic control device for ash removing procedure in gelatin production process |
CN102329843A (en) * | 2011-08-05 | 2012-01-25 | 蚌埠丰原明胶有限公司 | Enzyme method for preparing gelatin |
CN202766460U (en) * | 2012-06-19 | 2013-03-06 | 青海明胶有限责任公司 | Automatic controlling device for liming stirring technology |
CN204116898U (en) * | 2014-10-28 | 2015-01-21 | 兰州理工大学 | With process automation control system in washing in gelatine production course |
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梁玉龙: "自控技术在明胶生产中的应用", 《明胶科学与技术》 * |
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