CN206607034U - A kind of potassium sulfate automatic recipe maker based on DCS - Google Patents
A kind of potassium sulfate automatic recipe maker based on DCS Download PDFInfo
- Publication number
- CN206607034U CN206607034U CN201720343902.4U CN201720343902U CN206607034U CN 206607034 U CN206607034 U CN 206607034U CN 201720343902 U CN201720343902 U CN 201720343902U CN 206607034 U CN206607034 U CN 206607034U
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- sulfuric acid
- potassium chloride
- dcs
- feeding coal
- control module
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Abstract
The utility model belongs to electromechanical self-controlling technical field, is concretely related to a kind of potassium sulfate automatic recipe maker based on DCS.Including potassium chloride feed unit, the sulfuric acid feed unit being connected with potassium sulfate reative cell, DCS control module and first, second dosing being connected with it by communication bus, feeding coal signal for gathering and being sent to DCS control module potassium chloride, sulfuric acid in real time, receives the adjustment potassium chloride of DCS control module transmission or the dispensing signal of sulfuric acid feeding coal；The DCS control module storage inside standard value proportion relation database of potassium chloride and the real-time feeding coal of sulfuric acid, DCS control module receives the feeding coal signal of potassium chloride, sulfuric acid, contrasted with real-time feeding coal standard value in database, dispensing signal is sent to the first or second dosing, makes potassium chloride or sulfuric acid feeding coal consistent with the real-time feeding coal standard value in database.The automatic recipe maker has the characteristics of raw material proportioning control is stable, automatization level is high.
Description
Technical field
The utility model belongs to electromechanical self-controlling technical field, is concretely related to a kind of potassium sulfate based on DCS and matches somebody with somebody automatically
Expect device.
Background technology
Main reacted by two kinds of raw material of sulfuric acid and potassium chloride of potassium sulfate is made, and mannheim furnace is the important of production potassium sulfate
Equipment.Sulfuric acid is mainly controlled manually by ball valve in traditional feeding system, and Real Time Observation glass flow rate meter scale is controlled
Feeding coal processed, potassium chloride changes the Power Control feeding coal of feeding system by variable-frequency motor, and two kinds of raw material enter anti-simultaneously
Stove is answered to carry out mix.
But vitriolic acid flux is influenceed larger using control manually by levels pressure completely, is easily caused its mass flow discrepancy weighing apparatus；Separately
How much outer chlorination potassium deficiency input amount data, influence to determine completely by workman's experience, the bulk density of material and feed bin material
Inlet amount, easily causes feeding coal unstable；Furthermore, two kinds of materials do not have any data interactive, proportion relation can not reach with
Production standard is completely the same, has had a strong impact on final product quality.
Utility model content
It is high based on DCS's that the purpose of this utility model is just to provide a kind of raw material proportioning control stabilization, automatization level
Potassium sulfate automatic recipe maker.
To achieve the above object, the technical scheme that the utility model is used for：
A kind of potassium sulfate automatic recipe maker based on DCS, the main potassium chloride for including being connected with potassium sulfate reative cell is supplied
Material unit, sulfuric acid feed unit, in addition to DCS control module and be connected with it by communication bus the first dosing,
Two dosing, wherein,
First dosing, the second dosing are used to gather in real time and send potassium chloride, sulfuric acid to DCS control module
Feeding coal signal, receives the dispensing signal for the feeding coal for adjusting potassium chloride or sulfuric acid that the DCS control module is sent；
The DCS control module storage inside standard value proportion relation data of potassium chloride and the real-time feeding coal of sulfuric acid
Storehouse, DCS control module is after the feeding coal signal of potassium chloride, sulfuric acid is received, with the real-time feeding coal standard in the database
Value contrast, sends dispensing signal to the first dosing or the second dosing, makes the feeding coal and data of potassium chloride or sulfuric acid
Real-time feeding coal standard value in storehouse is consistent.
Constituting a kind of additional technical feature of above-mentioned potassium sulfate automatic recipe maker based on DCS also includes：
--- the potassium chloride feed unit is included into potassium chloride feed bin and the feeding screw being attached thereto；
First dosing includes the weighing spiral feeder and variable-frequency motor being connected with feeding screw；
The sulfuric acid feed unit includes sulfuric acid batch can and the electric control valve being attached thereto；
Second dosing includes the electronic flowmeter being connected with electric control valve；
--- electromagnetic shut-off valve is set between the sulfuric acid batch can and electric control valve, the electromagnetic shut-off valve is by described
DCS control module is connected by communication bus.
A kind of potassium sulfate automatic recipe maker based on DCS provided by the utility model compared with prior art, has
Advantages below：First, due to the DCS control module of the device and the first dosing being connected with it by communication bus,
Two dosing, the first dosing, the second dosing are used to gather in real time and send potassium chloride, sulphur to DCS control module
The feeding coal signal of acid, receives the dispensing signal for the feeding coal for adjusting potassium chloride or sulfuric acid that the DCS control module is sent, can
To gather the supply situation of two kinds of reaction raw materials in real time, it is that basic environment is set up in DCS control module progress proportioning measurement contrast, has
Some process monitorings, the real-time accurate feature of data；Second, due to the device DCS control module storage inside potassium chloride and
The standard value proportion relation database of the real-time feeding coal of sulfuric acid, DCS control module is receiving the feeding coal signal of potassium chloride, sulfuric acid
Afterwards, contrasted with the real-time feeding coal standard value in the database, dispensing is sent to the first dosing or the second dosing
Signal, makes the feeding coal of potassium chloride or sulfuric acid consistent with the real-time feeding coal standard value in database, accurate with feed, matches somebody with somebody
The characteristics of than stablizing.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the potassium sulfate automatic recipe maker based on DCS of the utility model.
Embodiment
Below in conjunction with the accompanying drawings to a kind of structure of the potassium sulfate automatic recipe maker based on DCS provided by the utility model
It is described in further detail with operation principle.
As shown in figure 1, showing for a kind of structure of the potassium sulfate automatic recipe maker based on DCS provided by the utility model
It is intended to.The potassium chloride that constituting the structure of the potassium sulfate automatic recipe maker based on DCS includes being connected with potassium sulfate reative cell 1 is supplied
Material unit 2, sulfuric acid feed unit 3, in addition to DCS control module 4 and the first dosing for being connected with it by communication bus 5
61st, the second dosing 62, wherein,
First dosing 61, the second dosing 62 be used in real time gather and to DCS control module 4 send potassium chloride,
The feeding coal signal of sulfuric acid, receives the dispensing signal of the adjustment potassium chloride of the transmission of DCS control module 4 or the feeding coal of sulfuric acid；
The storage inside of the DCS control module 4 standard value proportion relation database 7 of potassium chloride and the real-time feeding coal of sulfuric acid,
DCS control module 4 is after the feeding coal signal of potassium chloride, sulfuric acid is received, with the real-time feeding coal standard value pair in database 7
Than sending dispensing signal to the first dosing 61 or the second dosing 62, making the feeding coal and data of potassium chloride or sulfuric acid
Real-time feeding coal standard value in storehouse 7 is consistent.
Its operation principle is：Device power-up, potassium chloride and sulfuric acid are respectively by its feed unit（2、3）Into first, second
Dosing（61、62）Collection in real time and the feeding coal signal that potassium chloride, sulfuric acid are sent to DCS control module 4, due to DCS controls
The standard value proportion relation database 7 of potassium chloride and the real-time feeding coal of sulfuric acid, DCS control moulds have been prestored inside molding block 4
Block 4 is contrasted with the real-time feeding coal standard value in database 7, matched somebody with somebody to first after the feeding coal signal of potassium chloride, sulfuric acid is received
The dosing 62 of material unit 61 or second sends dispensing signal, make the feeding coal of potassium chloride or sulfuric acid with it is real-time in database 7
Feeding coal standard value is consistent.
In a kind of above-mentioned structure of the potassium sulfate automatic recipe maker based on DCS is constituted,
--- degree and total tune integration are automatically controlled in order to improve the electromechanics of the automatic recipe maker, as preferred
Real-time mode,
Above-mentioned potassium chloride feed unit 2 is included into potassium chloride feed bin 21 and the feeding screw 22 being attached thereto；
First dosing 61 includes the weighing spiral feeder 611 and variable-frequency motor 612 being connected with feeding screw 22；
Sulfuric acid feed unit 3 includes sulfuric acid batch can 31 and the electric control valve 32 being attached thereto；
Second dosing 62 includes the electronic flowmeter 621 being connected with electric control valve 32；
Potassium chloride is entered by feed bin 21, potassium chloride weight and is gathered in real time in the control feed bin 21 of weighing spiral feeder 611
With the feeding coal signal that potassium chloride is sent to DCS control module 4, sulfuric acid is entered by batch can 31, and electronic flowmeter 621 is gathered in real time
With the feeding coal signal that sulfuric acid is sent to DCS control module 4；DCS control module device 4 is received after the feeding coal of potassium chloride and sulfuric acid
Contrasted with the standard value of potassium chloride in interior data storehouse 7 and the real-time feeding coal of sulfuric acid, spiral is adjusted by variable-frequency motor 621
The control of Weighing feeder 611 enters the potassium chloride quantity of reative cell 1（Counted according to weight）, or adjusted by electric control valve 32
Section valve size makes sulfuric acid reach traffic requirement.
--- in order to prevent production in occur powering off or potassium chloride stop feed after, excess sulfuric acid supply cause equipment corrosion
The problem of even revealing, sets electromagnetic shut-off valve 622, electromagnetic shut-off valve between above-mentioned sulfuric acid batch can 31 and electric control valve 32
622 are connected by DCS control module 4 by communication bus 5.
Claims (3)
1. a kind of potassium sulfate automatic recipe maker based on DCS, the main potassium chloride feed for including being connected with potassium sulfate reative cell
Unit, sulfuric acid feed unit, it is characterised in that：Also include DCS control module and first matched somebody with somebody by what communication bus was connected with it
Material unit, the second dosing, wherein,
First dosing, the second dosing are used for the feed for gathering and being sent to DCS control module potassium chloride, sulfuric acid in real time
Signal is measured, receives the dispensing signal for the feeding coal for adjusting potassium chloride or sulfuric acid that the DCS control module is sent；
The DCS control module storage inside standard value proportion relation database of potassium chloride and the real-time feeding coal of sulfuric acid, DCS
Control module is contrasted after the feeding coal signal of potassium chloride, sulfuric acid is received with the real-time feeding coal standard value in the database,
Dispensing signal is sent to the first dosing or the second dosing, makes the reality in the feeding coal and database of potassium chloride or sulfuric acid
When feeding coal standard value it is consistent.
2. a kind of potassium sulfate automatic recipe maker based on DCS as claimed in claim 1, it is characterised in that：
The potassium chloride feed unit is included into potassium chloride feed bin and the feeding screw being attached thereto；
First dosing includes the weighing spiral feeder and variable-frequency motor being connected with feeding screw；
The sulfuric acid feed unit includes sulfuric acid batch can and the electric control valve being attached thereto；
Second dosing includes the electronic flowmeter being connected with electric control valve.
3. a kind of potassium sulfate automatic recipe maker based on DCS as claimed in claim 2, it is characterised in that：The sulfuric acid material
Electromagnetic shut-off valve is set between tank and electric control valve, and the electromagnetic shut-off valve passes through communication bus by the DCS control module
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720343902.4U CN206607034U (en) | 2017-04-04 | 2017-04-04 | A kind of potassium sulfate automatic recipe maker based on DCS |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720343902.4U CN206607034U (en) | 2017-04-04 | 2017-04-04 | A kind of potassium sulfate automatic recipe maker based on DCS |
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| CN206607034U true CN206607034U (en) | 2017-11-03 |
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| CN201720343902.4U Active CN206607034U (en) | 2017-04-04 | 2017-04-04 | A kind of potassium sulfate automatic recipe maker based on DCS |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010335A (en) * | 2020-10-16 | 2020-12-01 | 湖南海鸥环保科技有限公司 | Aluminum salt production system and application method |
-
2017
- 2017-04-04 CN CN201720343902.4U patent/CN206607034U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010335A (en) * | 2020-10-16 | 2020-12-01 | 湖南海鸥环保科技有限公司 | Aluminum salt production system and application method |
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