CN104391492A - Phosphoric acid adding device and adding method for preparing sugar - Google Patents
Phosphoric acid adding device and adding method for preparing sugar Download PDFInfo
- Publication number
- CN104391492A CN104391492A CN201410688168.6A CN201410688168A CN104391492A CN 104391492 A CN104391492 A CN 104391492A CN 201410688168 A CN201410688168 A CN 201410688168A CN 104391492 A CN104391492 A CN 104391492A
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- CN
- China
- Prior art keywords
- phosphoric acid
- sugarcane juice
- pump
- flowmeter
- controller
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- 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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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 320
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 160
- 238000000034 method Methods 0.000 title claims abstract description 22
- 235000011389 fruit/vegetable juice Nutrition 0.000 claims abstract description 142
- 240000000111 Saccharum officinarum Species 0.000 claims description 128
- 235000007201 Saccharum officinarum Nutrition 0.000 claims description 128
- 238000007670 refining Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005507 spraying 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]
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- 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)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a phosphoric acid adding device and adding method for preparing sugar. The phosphoric acid adding device for preparing sugar comprises a cane juice box, a cane juice pump, a cane juice flow rate meter, a phosphoric acid storage box, a phosphoric acid pump, a phosphoric acid flow rate meter, a jet device and a controller, the outlet of the cane juice box is connected to the input hole of the cane juice pump through a pipeline, and the output hole of the cane juice pump is connected with the next stage of cane juice input hole to form a cane juice output loop; the controller receives the output signals of the cane juice flow rate meter and the phosphoric acid flow rate meter, processes the output signals and outputs control signals to control the phosphoric acid pump to work to form an adjustable and controllable phosphoric acid output loop. Under the control of the controller, the adding method of pumping the phosphoric acid from the phosphoric acid storage box and jetting the phosphoric acid to the inlet of the cane juice pump through the jet device after enabling the phosphoric acid to flow through the phosphoric acid flow rate meter, the mixing ratio of the cane juice to the phosphoric acid is precise, and the cane juice is uniformly mixed with the phosphoric acid; the phosphoric acid adding device and adding method for preparing sugar are featured with precise control, uniform mixing and stable working.
Description
Technical field
The present invention relates to a kind of phosphoric acid adding set and adding method, referring in particular to a kind of phosphoric acid adding set for refining sugar and adding method, belonging to sugar mill technical field.
Background technology
At present, in sugar manufacturing industry, in order to ensure the quality of the sugar made, phosphoric acid need be added in sugarcane juice, and existing addition manner is all directly be added in sugarcane juice case by phosphoric acid, but because sugarcane juice case face is wider, and phosphoric acid amount is for sugarcane juice amount, a just very little amount, therefore, when phosphoric acid is added inside sugarcane juice case, be difficult to the phosphoric acid Homogeneous phase mixing of so little deal to be diffused in sugarcane juice, make sugarcane juice local phosphorus acid content more, and some local phosphorus acid content be less, cane juice clarification difficulty is there is, the quality of impact sugar in causing postorder to process.
Summary of the invention
The object of the invention is to solve existing sugarcane juice mixes uneven with phosphoric acid, cause the problem of quality of cane juice clarification difficulty and impact sugar, provides a kind of phosphoric acid adding set for refining sugar and adding method.Adopt controller to gather the data on flows of sugarcane juice and phosphoric acid, export the duty controlling sugarcane juice pump and phosphoric acid pump, there is precise control, mix the feature with working stability.
Object of the present invention can reach by the following technical solutions:
A kind of phosphoric acid adding set for refining sugar, it is characterized in that: comprise sugarcane juice case, sugarcane juice pump, sugarcane juice flowmeter, phosphoric acid storage bin, phosphoric acid pump, phosphoric acid flowmeter, jetting system and controller, the outlet of described sugarcane juice case is connected to the input port of described sugarcane juice pump by pipeline, the delivery outlet of described sugarcane juice pump is connected with subordinate's sugarcane juice input port, forms sugarcane juice output loop, the outlet conduit of described sugarcane juice case is serially connected with sugarcane juice flowmeter and jetting system, the outlet of described phosphoric acid storage bin is by phosphoric acid pump, phosphoric acid flowmeter is connected to the input port of described jetting system, the detection input end of described controller by electric wire respectively with described sugarcane juice flowmeter, phosphoric acid flowmeter is connected with the electric output port of phosphoric acid pump, controller receives the output signal of sugarcane juice flowmeter and phosphoric acid flowmeter, the work that control signal controls phosphoric acid pump is exported after process, form the phosphoric acid output loop of adjustable control, subordinate's sugarcane juice input port is outputted to from sugarcane juice pump after being mixed by a certain percentage with phosphoric acid by sugarcane juice.
Further, described controller comprises detecting unit, processing unit and output unit, and described detecting unit has multiple input port, respectively by the electric output terminal being wired to described sugarcane juice flowmeter and jetting system; The input port of described processing unit is connected with the input port of detecting unit, and its output port is connected to the control input end of described phosphoric acid pump by output unit, processing unit gathers the data on flows of sugarcane juice flowmeter and phosphoric acid flowmeter by detecting unit, exports the duty that control signal controls phosphoric acid pump after process by output unit.
As a kind of preferred version, described sugarcane juice flowmeter and jetting system to be successively oppositely arranged along the sugarcane juice flow direction of the outlet of sugarcane juice case.
As a kind of preferred version, the outlet of described sugarcane juice case is serially connected with stop valve.
As a kind of preferred version, described controller is PC or industrial computer.
For a phosphoric acid adding method of refining sugar, it is characterized in that comprising the following steps:
1) in controller, input respectively flows through the flow mixing ratio parameter of sugarcane juice flowmeter and phosphoric acid flowmeter, then, be energized to sugarcane juice pump, export control signal with Time Controller and make phosphoric acid pump work, thus sugarcane juice in sugarcane juice case and phosphoric acid storage bin and phosphoric acid start mixing and flows out to subordinate's sugarcane juice input port;
2) controller gathers the sugarcane juice and phosphoric acid data on flows that flow through sugarcane juice flowmeter and phosphoric acid flowmeter respectively, and according to collecting sugarcane juice and phosphoric acid data on flows, export the rotating speed that control signal controls phosphoric acid pump, make the mixing ratio of sugarcane juice and phosphoric acid reach the parameter of setting.
Further, concrete steps described 2) are as follows:
2.1) when the data of sugarcane juice flow arrive the flow target value set, and when the flow of phosphoric acid does not reach the desired value of setting, then controller outputs a control signal to phosphoric acid pump, and the velocity of rotation of phosphoric acid pump is accelerated, and promotes the delivery rate of phosphoric acid; Otherwise, perform step 2.2);
2.2) when the data of sugarcane juice flow do not arrive the flow target value of setting, and when the flow of phosphoric acid reaches the desired value of setting, then controller outputs a control signal to phosphoric acid pump, and the velocity of rotation of phosphoric acid pump is reduced, and reduces the delivery rate of phosphoric acid; Otherwise, perform step 2.3);
2.3) when the data of the flow of sugarcane juice and phosphoric acid arrive the flow target value of setting simultaneously, controller exports and is failure to actuate, and phosphoric acid pump keeps original velocity of rotation; And re-execute step 2.1).
Implement the present invention, there is following beneficial effect:
The present invention adopts the interconnective structure in phosphoric acid output loop two-way loop of sugarcane juice output loop and adjustable control respectively, and controller gathers the data on flows of the sugarcane juice in sugarcane juice output loop.When sugarcane juice flow arrives target setting value, controller exports control signal makes the phosphoric acid in phosphoric acid output loop spurt in sugarcane juice loop.Simultaneously in the process of spraying phosphoric acid, the data on flows of the phosphoric acid that controller collection is sprayed.When phosphoric acid flow reaches target setting value, controller controls the emitted dose of phosphoric acid, phosphoric acid is pumped in phosphoric acid storage bin and sprays into the entrance of sugarcane juice pump, both the mixing ratio of sugarcane juice and phosphoric acid can have been made accurate, make again both mix, there is precise control, mix the beneficial effect with working stability.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural drawing of the adding set of specific embodiments of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Specific embodiment 1:
See Fig. 1, the present embodiment comprises sugarcane juice case 1, sugarcane juice pump 2, sugarcane juice flowmeter 3, phosphoric acid storage bin 4, phosphoric acid pump 5, phosphoric acid flowmeter 6, jetting system 7 and controller 8, the outlet of described sugarcane juice case 1 is connected to the input port of described sugarcane juice pump 2 by pipeline, the delivery outlet of described sugarcane juice pump 2 is connected with subordinate's sugarcane juice input port, forms sugarcane juice output loop, the outlet conduit of described sugarcane juice case 1 is connected in series sugarcane juice flowmeter 3 and jetting system 7, the outlet of described phosphoric acid storage bin 4 is by phosphoric acid pump 5, phosphoric acid flowmeter 6 is connected to the input port of described jetting system 7, the detection input end of described controller 8 by electric wire respectively with described sugarcane juice flowmeter 3, phosphoric acid flowmeter 6 is connected with the electric output port of phosphoric acid pump 5, controller 8 is by receiving the output signal of sugarcane juice flowmeter 3 and phosphoric acid flowmeter 6, the work that control signal controls phosphoric acid pump 5 is exported after process, form the phosphoric acid output loop of adjustable control, subordinate's sugarcane juice input port is outputted to from sugarcane juice pump 2 after being mixed by a certain percentage with phosphoric acid by sugarcane juice.The sugarcane juice of certain numerical value and the mixing ratio of phosphoric acid is inputted in controller 8, described controller 8 gathers the data of sugarcane juice flowmeter 3, after computing, export control phosphoric acid pump 5 to work, phosphoric acid is pumped in phosphoric acid storage bin 4 and is sprayed into the entrance of sugarcane juice pump 2 after flowing through phosphoric acid flowmeter 6 by jetting system 7, both the mixing ratio of sugarcane juice and phosphoric acid can have been made accurate, made again both mix.
Described controller 8 comprises detecting unit, processing unit and output unit, and described detecting unit has multiple input port, respectively by the electric output terminal being wired to described sugarcane juice flowmeter 3 and jetting system 7; The input port of described processing unit is connected with the input port of detecting unit, and its output port is connected to the control input end of described phosphoric acid pump 5 by output unit, processing unit gathers the data on flows of sugarcane juice flowmeter 3 and phosphoric acid flowmeter 6 by detecting unit, export by output unit the duty that control signal controls phosphoric acid pump 5 after process, make phosphoric acid spray into the entrance of sugarcane juice pump 2 from jetting system 7, precisely realize mixing to sugarcane juice the object controlled with phosphoric acid.
In order to make the sugarcane juice data on flows that flows out from sugarcane juice case 1 can quickly gather by controller 8 acquisition, described sugarcane juice flowmeter 3 and jetting system 7 are successively oppositely arranged along the sugarcane juice flow direction of the outlet of sugarcane juice case 1.
The outlet of described sugarcane juice case 1 is serially connected with stop valve 9.When sugarcane juice pump 2 breaks down, need disassembling when keeping in repair, by being closed by stop valve 9 to make the sugarcane juice in sugarcane juice case 1 stop flowing out, facilitating later period maintenance and the maintenance of device.
Described controller 8 is PC or industrial computer.
The present embodiment also provides a kind of phosphoric acid adding method for refining sugar, and it is characterized in that comprising the following steps:
1) in controller 8, input respectively flows through the flow mixing ratio parameter of sugarcane juice flowmeter 3 and phosphoric acid flowmeter 6, then, be energized to sugarcane juice pump 2, exporting control signal with Time Controller 8 makes phosphoric acid pump 5 work, thus sugarcane juice in sugarcane juice case 1 and phosphoric acid storage bin 4 and phosphoric acid start mixing and flows out to subordinate's sugarcane juice input port;
2) controller 8 gathers the sugarcane juice and phosphoric acid data on flows that flow through sugarcane juice flowmeter 3 and phosphoric acid flowmeter 6 respectively, and according to collecting sugarcane juice and phosphoric acid data on flows, export the rotating speed that control signal controls phosphoric acid pump 5, make the mixing ratio of sugarcane juice and phosphoric acid reach the parameter of setting.This process is according to the sugarcane juice collected and phosphoric acid data on flows, and the particular content that the judgement of controller 8 and output control is as follows:
2.1) when the data of sugarcane juice flow arrive the flow target value set, and when the flow of phosphoric acid does not reach the desired value of setting, then controller 8 outputs a control signal to phosphoric acid pump 5, and the velocity of rotation of phosphoric acid pump 5 is accelerated, and promotes the delivery rate of phosphoric acid; Otherwise, perform step 2.2);
2.2) do not arrive the flow target value of setting when the data of sugarcane juice flow, and when the flow of phosphoric acid reaches the desired value of setting, then controller 8 outputs a control signal to phosphoric acid pump, and the velocity of rotation of phosphoric acid pump 8 is reduced, and reduces the delivery rate of phosphoric acid; Otherwise, perform step 2.3);
2.3) when the data of the flow of sugarcane juice and phosphoric acid arrive the flow target value of setting simultaneously, controller 8 exports and is failure to actuate, and phosphoric acid pump 5 keeps original velocity of rotation; And re-execute step 2.1).
Above disclosedly be only a kind of preferred embodiment of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (7)
1. the phosphoric acid adding set for refining sugar, it is characterized in that: comprise sugarcane juice case, sugarcane juice pump, sugarcane juice flowmeter, phosphoric acid storage bin, phosphoric acid pump, phosphoric acid flowmeter, jetting system and controller, the outlet of described sugarcane juice case is connected to the input port of described sugarcane juice pump by pipeline, the delivery outlet of described sugarcane juice pump is connected with subordinate's sugarcane juice input port, forms sugarcane juice output loop, the outlet conduit of described sugarcane juice case is serially connected with sugarcane juice flowmeter and jetting system, the outlet of described phosphoric acid storage bin is by phosphoric acid pump, phosphoric acid flowmeter is connected to the input port of described jetting system, the detection input end of described controller by electric wire respectively with described sugarcane juice flowmeter, phosphoric acid flowmeter is connected with the electric output port of phosphoric acid pump, controller receives the output signal of sugarcane juice flowmeter and phosphoric acid flowmeter, the work that control signal controls phosphoric acid pump is exported after process, form the phosphoric acid output loop of adjustable control, subordinate's sugarcane juice input port is outputted to from sugarcane juice pump after being mixed by a certain percentage with phosphoric acid by sugarcane juice.
2. a kind of phosphoric acid adding set for refining sugar according to claim 1, it is characterized in that: described controller comprises detecting unit, processing unit and output unit, described detecting unit has multiple input port, respectively by the electric output terminal being wired to described sugarcane juice flowmeter and jetting system; The input port of described processing unit is connected with the input port of detecting unit, and its output port is connected to the control input end of described phosphoric acid pump by output unit, processing unit gathers the data on flows of sugarcane juice flowmeter and phosphoric acid flowmeter by detecting unit, exports the duty that control signal controls phosphoric acid pump after process by output unit.
3. a kind of phosphoric acid adding set for refining sugar according to claim 1, is characterized in that: described sugarcane juice flowmeter and jetting system are successively oppositely arranged along the sugarcane juice flow direction of the outlet of sugarcane juice case.
4. a kind of phosphoric acid adding set for refining sugar according to claim 1, is characterized in that: the outlet of described sugarcane juice case is serially connected with stop valve.
5. a kind of phosphoric acid adding set for refining sugar according to claim 1 and 2, is characterized in that: described controller is PC or industrial computer.
6. the phosphoric acid adding method for refining sugar, is characterized in that comprising the following steps:
1) in controller, input respectively flows through the flow mixing ratio parameter of sugarcane juice flowmeter and phosphoric acid flowmeter, then, be energized to sugarcane juice pump, export control signal with Time Controller and make phosphoric acid pump work, thus sugarcane juice in sugarcane juice case and phosphoric acid storage bin and phosphoric acid start mixing and flows out to subordinate's sugarcane juice input port;
2) controller gathers the sugarcane juice and phosphoric acid data on flows that flow through sugarcane juice flowmeter and phosphoric acid flowmeter respectively, and according to collecting sugarcane juice and phosphoric acid data on flows, export the rotating speed that control signal controls phosphoric acid pump, make the mixing ratio of sugarcane juice and phosphoric acid reach the parameter of setting.
7. a kind of phosphoric acid adding method for refining sugar according to claim 6, is characterized in that: concrete steps described 2) are as follows:
2.1) when the data of sugarcane juice flow arrive the flow target value set, and when the flow of phosphoric acid does not reach the desired value of setting, then controller outputs a control signal to phosphoric acid pump, and the velocity of rotation of phosphoric acid pump is accelerated, and promotes the delivery rate of phosphoric acid; Otherwise, perform step 2.2);
2.2) when the data of sugarcane juice flow do not arrive the flow target value of setting, and when the flow of phosphoric acid reaches the desired value of setting, then controller outputs a control signal to phosphoric acid pump, and the velocity of rotation of phosphoric acid pump is reduced, and reduces the delivery rate of phosphoric acid; Otherwise, perform step 2.3);
2.3) when the data of the flow of sugarcane juice and phosphoric acid arrive the flow target value of setting simultaneously, controller exports and is failure to actuate, and phosphoric acid pump keeps original velocity of rotation; And re-execute step 2.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688168.6A CN104391492A (en) | 2014-11-25 | 2014-11-25 | Phosphoric acid adding device and adding method for preparing sugar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688168.6A CN104391492A (en) | 2014-11-25 | 2014-11-25 | Phosphoric acid adding device and adding method for preparing sugar |
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| Publication Number | Publication Date |
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| CN104391492A true CN104391492A (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410688168.6A Pending CN104391492A (en) | 2014-11-25 | 2014-11-25 | Phosphoric acid adding device and adding method for preparing sugar |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943939A (en) * | 2017-03-12 | 2017-07-14 | 广西农垦糖业集团良圻制糖有限公司 | A kind of cane sugar manufacture technical process phosphoric acid add-on system |
| CN110205408A (en) * | 2019-07-12 | 2019-09-06 | 广东省生物工程研究所（广州甘蔗糖业研究所） | The automatic control system and method for phosphoric acid value in a kind of sugar-cane juice |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943939A (en) * | 2017-03-12 | 2017-07-14 | 广西农垦糖业集团良圻制糖有限公司 | A kind of cane sugar manufacture technical process phosphoric acid add-on system |
| CN110205408A (en) * | 2019-07-12 | 2019-09-06 | 广东省生物工程研究所（广州甘蔗糖业研究所） | The automatic control system and method for phosphoric acid value in a kind of sugar-cane juice |
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Application publication date: 20150304 |