CN212429167U - Intelligent control system for uniformly pumping filtered juice in sugar refinery - Google Patents
Intelligent control system for uniformly pumping filtered juice in sugar refinery Download PDFInfo
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- CN212429167U CN212429167U CN202021658631.XU CN202021658631U CN212429167U CN 212429167 U CN212429167 U CN 212429167U CN 202021658631 U CN202021658631 U CN 202021658631U CN 212429167 U CN212429167 U CN 212429167U
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Abstract
The application discloses an intelligent control system for uniformly pumping filtered juice in a sugar refinery, which comprises a main controller, a liquid level transmitter, a control valve, an electromagnetic flowmeter, a cable, a filtered juice storage tank, a pump A, a pump B and process pipelines a, B, c, d, e and f; the process pipeline a from the upstream is connected with the filtered juice storage tank; the filtered juice storage tank is respectively connected with the pump A and the pump B through process pipelines B and c; one end of the process pipeline d is connected with the pump A, and the other end of the process pipeline d is connected with the process pipeline f; one end of the process pipeline e is connected with the pump B, and the other end of the process pipeline e is connected with the process pipeline f; the other end of the process pipeline f is connected with a downstream process; control valves are arranged on the process pipelines a, b, c, d and e and are connected with the main controller through cables; the liquid level transmitter is arranged at the bottom of the filtered juice storage tank and is connected with the main controller through a cable; the electromagnetic flowmeter is arranged on the process pipeline f and is connected with the main controller through a cable; the electric cabinets of the pump A and the pump B are respectively connected with the main controller through cables.
Description
Technical Field
The utility model relates to a technical field of white sugar preparation specifically is sugar refinery filtered juice uniform pumping intelligent control system.
Background
The sugar industry is the basic industry of the food industry, is the raw material industry of various products such as paper making, chemical industry, fermentation, medicine, building materials, furniture and the like, and plays an important role in national economy.
The sugar juice of sugar refinery area mud filters the back through vacuum filter press, has obtained comparatively clean juice that filters and needs the pump to send next process, and the following problem often can appear in manual operation: 1. the liquid level of the filtered juice storage tank is difficult to monitor constantly, and if the tank is empty, the pump is pumped out and damaged; if the overflow happens, a production accident occurs; 2. the filtered juice is difficult to be uniformly pumped to the next procedure, and the production stability of the whole production line is influenced.
Disclosure of Invention
The utility model aims at providing an even pump sending intelligence control system of sugar refinery's filtered juice can realize the unmanned operation of a series of intelligence of the even pump sending of filtered juice to next process, has reduced the cost of labor, has improved efficiency, has ensured the safety of pump and the stability of production goes on.
The utility model discloses a following technical scheme realizes:
an intelligent control system for uniformly pumping filtered juice in a sugar refinery comprises a main controller, a liquid level transmitter, a control valve, an electromagnetic flowmeter, a cable, a filtered juice storage tank, a pump A, a pump B and process pipelines a, B, c, d, e and f;
the process pipeline a from the upstream is connected with the filtered juice storage tank; the filtered juice storage tank is respectively connected with the pump A and the pump B through process pipelines B and c; one end of the process pipeline d is connected with the pump A, and the other end of the process pipeline d is connected with the process pipeline f; one end of the process pipeline e is connected with the pump B, and the other end of the process pipeline e is connected with the process pipeline f; the other end of the process pipeline f is connected with a downstream process;
control valves are arranged on the process pipelines a, b, c, d and e and are connected with the main controller through cables;
the liquid level transmitter is arranged at the bottom of the filtered juice storage tank and is connected with the main controller through a cable;
the electromagnetic flowmeter is arranged on the process pipeline f and is connected with the main controller through a cable;
the electric cabinets of the pump A and the pump B are respectively connected with the main controller through cables.
It should be further noted that the main controller is a PLC controller or a DCS controller.
It needs to be further explained that the control method comprises the following steps:
(1) the filtered juice liquid level signal in the filtered juice storage tank detected by the liquid level transmitter is transmitted to the main controller through a cable, and the main controller outputs a signal to a control valve on a process pipeline a to adjust the opening of the process pipeline a after calculation and judgment so as to ensure that the filtered juice storage tank is kept with materials, prevent the pump A and the pump B from being pumped out and damaged, ensure that the filtered juice storage tank is not overflowed and ensure the stable production;
(2) the main controller sends signals to a control valve on a process pipeline b and a control valve on a process pipeline d after starting the pump A, opens the control valve on the process pipeline b, closes the control valve on the process pipeline d, gradually opens the control valve on the process pipeline d after materials enter the pump A and the pressure rises so as to safely start the pump A;
(3) if the main controller receives a fault signal of the pump A or the wheel pump B, the main controller sends a signal to a control valve on a process pipeline c and a control valve on a process pipeline e after starting the pump B, opens the control valve on the process pipeline c, closes the control valve on the process pipeline e, gradually opens the control valve on the process pipeline e after materials enter the pump B and the pressure rises so as to safely start the pump B;
(4) when the main controller receives a signal of the electromagnetic flowmeter, if the pump A is in use and the pump B is stopped, the main controller sends a signal to a control valve on a process pipeline d through calculation, and the opening degree of the control valve is correspondingly reduced so as to maintain the stability of filtered juice sent to the next procedure;
on the contrary, when the main controller receives a signal of the electromagnetic flowmeter, the main controller sends a signal to a control valve on a process pipeline d through calculation if the pump A is in use and the pump B is stopped at the moment, and the opening degree of the control valve is correspondingly increased so as to maintain the stability of the filtered juice sent to the next procedure;
(5) when the main controller receives a signal of the electromagnetic flowmeter, if the pump B is in use and the pump A is stopped, the main controller sends a signal to a control valve on a process pipeline e through calculation, and correspondingly closes the opening of the control valve to maintain the stability of filtered juice sent to the next procedure;
on the contrary, when the main controller receives a signal of the electromagnetic flowmeter, the main controller sends a signal to the control valve on the process pipeline e through calculation if the pump B is in use and the pump A is stopped, and the opening degree of the control valve is correspondingly increased so as to maintain the stability of the filtered juice sent to the next process.
The utility model has the advantages that:
1. the utility model can realize a series of intelligent unmanned operation for pumping the filtered juice to the next process, reduce labor cost, improve efficiency, ensure the safety of the pump and the stable production;
2. the scheme of the application can monitor the liquid level of the filtered juice storage tank, prevent the pump from being pumped out and damaged due to empty tank, save a lot of labor cost and prevent production accidents;
3. the main controller adopts a PLC controller or a DCS controller, so that the method is intuitive and clear, simple to operate and small in maintenance amount;
4. the system has low cost, less material consumption and high yield, and can bring huge economy to the whole industry if being popularized and used in the sugar manufacturing industry of China.
Drawings
FIG. 1 is a diagram of the process equipment and control circuit of the intelligent control system for uniform pumping of filtered juice in a sugar refinery;
wherein, the reference numbers and names in the figures are: 1-filtered juice storage tank; 2-a control valve; 3-a liquid level transmitter; 4-an electromagnetic flow meter; 5-pump A; 6-pump B.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, an intelligent control system for uniform pumping of filtered juice in a sugar refinery comprises a main controller (not shown in the figure), a liquid level transmitter 3, a control valve 2, an electromagnetic flow meter 4, a cable, a filtered juice storage tank 1, a pump a, a pump B and process pipelines a, B, c, d, e and f;
the process pipeline a from the upstream is connected with the filtered juice storage tank 1; the filtered juice storage tank 1 is respectively connected with a pump A and a pump B through process pipelines B and c; one end of the process pipeline d is connected with the pump A, and the other end of the process pipeline d is connected with the process pipeline f; one end of the process pipeline e is connected with the pump B, and the other end of the process pipeline e is connected with the process pipeline f; the other end of the process pipeline f is connected with a downstream process;
the process pipelines a, b, c, d and e are all provided with control valves 2 which are connected with a main controller through cables;
the liquid level transmitter 3 is arranged at the bottom of the filtered juice storage tank 1 and is connected with the main controller through a cable;
the electromagnetic flowmeter 4 is arranged on the process pipeline f and is connected with the main controller through a cable;
the electric cabinets of the pump A and the pump B are respectively connected with the main controller through cables.
It should be further noted that the main controller is a PLC controller or a DCS controller.
It needs to be further explained that the control method comprises the following steps:
(1) the filtered juice liquid level signal in the filtered juice storage tank 1 detected by the liquid level transmitter 3 is transmitted to the main controller through a cable, and the main controller outputs a signal to the control valve 2 on the process pipeline a to adjust the opening degree of the filtered juice storage tank after calculation and judgment, so that the filtered juice storage tank 1 is ensured to keep materials, the pump A and the pump B are prevented from being damaged due to evacuation, meanwhile, the filtered juice storage tank 1 is ensured not to overflow, and the stable production is ensured;
(2) the main controller sends signals to a control valve 2 on a process pipeline b and a control valve 2 on a process pipeline d after starting the pump A, opens the control valve 2 on the process pipeline b, closes the control valve 2 on the process pipeline d, gradually opens the control valve 2 on the process pipeline d after materials enter the pump A and the pressure rises so as to safely start the pump A;
(3) if the main controller receives a fault signal of the pump A or the wheel pump B, the main controller sends a signal to a control valve 2 on a process pipeline c and a control valve 2 on a process pipeline e after starting the pump B, opens the control valve 2 on the process pipeline c, closes the control valve 2 on the process pipeline e, gradually opens the control valve 2 on the process pipeline e after materials enter the pump B and the pressure rises so as to safely start the pump B;
(4) when the main controller receives a signal of the electromagnetic flowmeter 4, if the pump A is in use and the pump B is stopped, the main controller sends a signal to the control valve 2 on the process pipeline d through calculation, and correspondingly closes the opening of the control valve to maintain the stability of the filtered juice sent to the next procedure;
on the contrary, when the main controller receives a signal of the electromagnetic flowmeter 4, the main controller sends a signal to the control valve 2 on the process pipeline d through calculation if the pump A is in use and the pump B is stopped at the moment, and the opening degree of the control valve is correspondingly increased so as to maintain the stability of the filtered juice sent to the next procedure;
(5) when the main controller receives a signal of the electromagnetic flowmeter 4, if the pump B is in use and the pump A is stopped at the moment, the main controller sends a signal to the control valve 2 on the process pipeline e through calculation, and correspondingly closes the opening of the control valve to maintain the stability of the filtered juice sent to the next procedure;
on the contrary, when the main controller receives a signal of the electromagnetic flowmeter 4, the main controller sends a signal to the control valve 2 on the process pipeline e through calculation if the pump B is in use and the pump A is stopped, and the opening degree of the control valve is correspondingly increased so as to maintain the stability of the filtered juice sent to the next process.
The above only is the preferred embodiment of the present invention, not so limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the same way in the protection scope of the present invention.
Claims (2)
1. An intelligent control system for uniformly pumping filtered juice in a sugar refinery is characterized by comprising a main controller, a liquid level transmitter, a control valve, an electromagnetic flowmeter, a cable, a filtered juice storage tank, a pump A, a pump B and process pipelines a, B, c, d, e and f;
the process pipeline a from the upstream is connected with the filtered juice storage tank; the filtered juice storage tank is respectively connected with the pump A and the pump B through process pipelines B and c; one end of the process pipeline d is connected with the pump A, and the other end of the process pipeline d is connected with the process pipeline f; one end of the process pipeline e is connected with the pump B, and the other end of the process pipeline e is connected with the process pipeline f; the other end of the process pipeline f is connected with a downstream process;
control valves are arranged on the process pipelines a, b, c, d and e and are connected with the main controller through cables;
the liquid level transmitter is arranged at the bottom of the filtered juice storage tank and is connected with the main controller through a cable;
the electromagnetic flowmeter is arranged on the process pipeline f and is connected with the main controller through a cable;
the electric cabinets of the pump A and the pump B are respectively connected with the main controller through cables.
2. The sugar refinery filtered juice uniform pumping intelligent control system according to claim 1, characterized in that: the main controller adopts a PLC controller or a DCS controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021658631.XU CN212429167U (en) | 2020-08-11 | 2020-08-11 | Intelligent control system for uniformly pumping filtered juice in sugar refinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021658631.XU CN212429167U (en) | 2020-08-11 | 2020-08-11 | Intelligent control system for uniformly pumping filtered juice in sugar refinery |
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| Publication Number | Publication Date |
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| CN212429167U true CN212429167U (en) | 2021-01-29 |
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| CN202021658631.XU Active CN212429167U (en) | 2020-08-11 | 2020-08-11 | Intelligent control system for uniformly pumping filtered juice in sugar refinery |
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| CN (1) | CN212429167U (en) |
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- 2020-08-11 CN CN202021658631.XU patent/CN212429167U/en active Active
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