CN111644111A - Automatic liquid preparation control device and method for underground coal mine emulsion - Google Patents
Automatic liquid preparation control device and method for underground coal mine emulsion Download PDFInfo
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- CN111644111A CN111644111A CN202010398029.5A CN202010398029A CN111644111A CN 111644111 A CN111644111 A CN 111644111A CN 202010398029 A CN202010398029 A CN 202010398029A CN 111644111 A CN111644111 A CN 111644111A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/41—Emulsifying
- B01F23/4105—Methods of emulsifying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/43—Mixing liquids with liquids; Emulsifying using driven stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/49—Mixing systems, i.e. flow charts or diagrams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/181—Preventing generation of dust or dirt; Sieves; Filters
- B01F35/187—Preventing generation of dust or dirt; Sieves; Filters using filters in mixers, e.g. during venting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2112—Level of material in a container or the position or shape of the upper surface of the material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/2201—Control or regulation characterised by the type of control technique used
- B01F35/2209—Controlling the mixing process as a whole, i.e. involving a complete monitoring and controlling of the mixing process during the whole mixing cycle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
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Abstract
The invention discloses an automatic liquid preparation control device for underground coal mine emulsion, which comprises a high-concentration emulsion storage chamber, a water tank, a blending tank and an emulsion mixing tank, wherein the side wall of the high-concentration emulsion storage chamber is provided with a concentration detection device, the output ends of the high-concentration emulsion storage chamber and the water tank are connected with a pipeline of the blending tank, the output end of the blending tank is provided with an emulsion pump which is connected with a pipeline of the emulsion mixing tank, the side wall of the blending tank is provided with a concentration detection device, the bottom of the blending tank is provided with a stirring and heating device, the outer side wall of the emulsion mixing tank is provided with an editable logic controller, and the programmable logic controller is provided with a plurality of signal output ends which are correspondingly connected with an extraction device, a valve device, the emulsion pump, the concentration detection device, a liquid level: the concentration of the emulsified diluent is stable, the liquid supply is stable, the device has a simple structure, is economic and practical, safe and reliable, is easy to operate, saves manpower, prolongs the service life of the emulsion pump, and ensures safe production.
Description
Technical Field
The invention belongs to the technical field of coal mining, and particularly relates to an automatic liquid preparation control device and method for underground coal mine emulsion.
Background
The coal mining industry needs to carry out the emulsification to the colliery of gathering, mainly emulsify gathering the coarse coal through certain concentration emulsion, through the ratio of control emulsion and water, allotment emulsion diluent, at the in-process that emulsion allotment was diluted, add water cut off and emulsion mainly are through manual operation, because add the water cut off untimely, emulsion mixing tank very easily lacks water and causes the emulsion pump to be inhaled empty, add too much so that the rivers overflow, add the emulsion untimely, lead to emulsion diluent concentration low excessively, the emulsification is inefficient, it is too much to add the emulsion, lead to emulsion diluent concentration too high, cause the emulsion extravagant, make the pump station supply liquid unstable, influence the normal production of working face, and also have great loss to the emulsion pump.
Disclosure of Invention
The invention aims to provide an automatic liquid preparation control device and method for coal mine underground emulsion, which can avoid unstable liquid supply.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention discloses an automatic blending control device for underground coal mine emulsion, which comprises a high-concentration emulsion storage chamber, a water tank, a blending tank and an emulsion mixing tank, wherein the output ends of the high-concentration emulsion storage chamber and the water tank are respectively and sequentially provided with a filtering device, an extraction device and a valve device and then are connected with an input end pipeline of the blending tank, the output end of the blending tank is provided with an emulsion pump and then is connected with an input end pipeline of the emulsion mixing tank, the side walls of the high-concentration emulsion storage chamber, the water tank, the blending tank and the emulsion mixing tank are respectively provided with a liquid level sensor, the side wall of the blending tank is provided with a concentration detection device, the bottom of the blending tank is provided with a stirring device and a heating device, the outer side wall of the emulsion mixing tank is provided with an editable logic controller fixedly connected with the emulsion mixing tank, and the programmable logic controller is provided with a plurality of, The signal output ends of the liquid level sensor, the heating device and the stirring device output control signals.
The invention discloses an automatic liquid preparation control device for underground coal mine emulsion.
The invention discloses an automatic liquid preparation control device for underground coal mine emulsion.
The invention discloses an automatic liquid preparation control device for underground coal mine emulsion, wherein a filtering device is arranged as a filtering screen plate movably connected to the inner side of an output port of a high-concentration emulsion storage chamber, the extracting device comprises a first extracting pump and a second extracting pump, a valve device comprises a first electromagnetic valve and a second electromagnetic valve, the input end of the first extracting pump is connected with an output end pipeline of the high-concentration emulsion storage chamber, the output end of the first extracting pump is connected with an input end pipeline of the first electromagnetic valve, the input end of the second extracting pump is connected with an output end pipeline of a water tank, and the output end of the second extracting pump is connected with an input end pipeline of the second electromagnetic valve, wherein the first electromagnetic valve, the second electromagnetic valve, the first extracting pump and the second extracting pump are respectively and electrically connected with an editable.
The invention discloses an automatic blending control device for underground coal mine emulsion.
The invention discloses an automatic liquid preparation control device for underground coal mine emulsion.
The invention discloses an automatic liquid preparation control method of underground coal mine emulsion, which comprises the following steps:
s1, when the first sensor and the second sensor both have electric signals to transmit to the editable logic controller, when the third sensor and the fourth sensor have no electric signals to transmit to the editable logic controller, the editable logic controller controls the first electromagnetic valve, the second electromagnetic valve, the first lift pump and the second lift pump to open, the high-concentration emulsion and the water enter the mixing tank through the pipeline to be mixed and diluted, the electromagnetic stirrer and the electric heater start working, the concentration detector detects the concentration of the emulsion diluent and transmits to the editable logic controller through the electric signals, when the concentration is higher than the set concentration, the editable logic controller controls to increase the inflow rate, when the concentration is lower than the set concentration, the high-concentration emulsion sample introduction flow rate is controlled to increase, when the fourth sensor has electric signals to transmit to the editable logic controller, the editable logic controller controls to synchronously adjust the opening degrees of the first electromagnetic valve and the second electromagnetic valve, the sample injection flow of the high-concentration emulsion and water is reduced;
and S2, when the fifth sensor and the sixth sensor both have no electric signals to be transmitted to the editable logic controller, the editable logic controller controls the emulsion pump and the third electromagnetic valve to be opened, the emulsified diluent enters the emulsion mixing pool, the liquid level reaches the position of the sixth sensor, the sixth sensor transmits electric signals to the editable logic controller, or the first sensor or the second sensor has no electric signals to be transmitted to the editable logic controller, and the editable logic controller controls the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the first extraction pump, the second extraction pump and the emulsion pump to be closed.
The technical scheme disclosed by the invention is that a high-concentration emulsion storage chamber, a water tank, a blending tank and an emulsion mixing tank are arranged, wherein the output ends of the high-concentration emulsion storage chamber and the water tank are respectively and sequentially provided with a filtering device, an extraction device and a valve device and then are connected with an input end pipeline of the blending tank, the output end of the blending tank is provided with an emulsion pump and then is connected with an input end pipeline of the emulsion mixing tank, the side walls of the high-concentration emulsion storage chamber, the water tank, the blending tank and the emulsion mixing tank are respectively provided with a liquid level sensor, the side wall of the blending tank is provided with a concentration detection device, the bottom of the blending tank is provided with a stirring device and a heating device, the outer side wall of the emulsion mixing tank is provided with an editable logic controller fixedly connected with the emulsion mixing tank, and the programmable logic controller is provided with a plurality of, Heating device and agitating unit's signal output part and output control signal for emulsion diluent concentration is stable, and is favorable to the stability that emulsion pump station supplied liquid, and the device simple structure, economy are effective, and safe and reliable easily operate has saved the manual work again, prolongs emulsion pump's life, has guaranteed the safety in production of working face.
Drawings
The contents of the drawings and the reference numerals in the drawings are briefly described as follows:
FIG. 1 is a schematic structural diagram of an automatic emulsion preparation control device for a coal mine underground emulsion;
FIG. 2 is a schematic structural diagram of a high-concentration emulsion storage chamber of an automatic emulsion preparation control device in a coal mine;
FIG. 3 is a schematic structural diagram of a blending tank of an automatic blending control device for an emulsion in a coal mine;
FIG. 4 is a schematic structural diagram of an emulsion mixing tank of an automatic emulsion preparation control device in a coal mine;
FIG. 5 is a schematic structural diagram of a water tank of an automatic emulsion preparation control device for underground coal mines;
FIG. 6 is a flow chart of an automatic emulsion preparation control method for underground coal mine;
the labels in the above figures are: 1. a high concentration emulsion storage chamber; 2. a blending pool; 3. a water tank; 4. an emulsion mixing tank; 5. a filter screen plate; 6. a first extraction pump; 7. a first solenoid valve; 8. an editable logic controller; 9. a second lift pump; 10. a second solenoid valve; 11. an emulsion pump; 12. a third electromagnetic valve; 13. an electromagnetic stirrer; 14. an electric heater; 15. a concentration detector; 16. a third sensor; 17. a fourth sensor; 18. a fifth sensor; 19. a sixth sensor; 20. a second sensor; 21. a first sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1 is a schematic structural diagram of an automatic emulsion preparation control device in a coal mine, as shown in the figure:
the invention discloses an automatic liquid preparation control device for underground coal mine emulsion, which comprises a high-concentration emulsion storage chamber 1, a water tank 3, a blending tank 2 and an emulsion mixing tank 4, wherein the output ends of the high-concentration emulsion storage chamber 1 and the water tank 3 are respectively and sequentially provided with a filtering device, an extraction device and a valve device and then are connected with an input end pipeline of the blending tank 2, the output end of the blending tank 2 is provided with an emulsion pump 11 and then is connected with an input end pipeline of the emulsion mixing tank 4, the side walls of the high-concentration emulsion storage chamber 1, the water tank 3, the blending tank 2 and the emulsion mixing tank 4 are respectively provided with a liquid level sensor, the side wall of the blending tank 2 is provided with a concentration detection device, the bottom of the blending tank is provided with a stirring device and a heating device, the outer side wall of the emulsion mixing tank 4 is provided with an editable logic controller 8 fixedly connected with the emulsion mixing tank, The valve device, the emulsion pump 11, the concentration detection device, the liquid level sensor, the heating device and the signal output end of the stirring device output control signals.
The liquid level sensing device comprises a first sensor 21, a second sensor 20, a third sensor 16, a fourth sensor 17, a fifth sensor 18 and a sixth sensor 19, wherein the first sensor 21 is arranged at the bottom end of the side wall of the high-concentration emulsion storage chamber 1, the second sensor 20 is arranged at the bottom end of the side wall of the water tank 3, the third sensor 16 and the fourth sensor 17 are respectively arranged at the bottom end and the top end of the side wall of the blending tank 2, and the fifth sensor 18 and the sixth sensor 19 are respectively arranged at the bottom end and the top end of the side wall of the emulsion mixing tank 4.
The concentration detection device is set as a concentration detector 15, and the concentration detector 15 is electrically connected with the editable logic controller 8.
Filter equipment sets up to swing joint at the inboard filter plate 5 of 1 output port of high concentration emulsion apotheca, extraction element includes first extraction pump 6 and second extraction pump 9, valving includes first solenoid valve 7 and second solenoid valve 10, the input of first extraction pump 6 and the output pipe connection of high concentration emulsion apotheca 1, the output is connected with the input pipe connection of first solenoid valve 7, the input of second extraction pump 9 and the output pipe connection of water tank 3, the output is connected with the input pipe connection of second solenoid valve 10, wherein, first solenoid valve 7, second solenoid valve 10, first extraction pump 6 and second extraction pump 9 respectively with 8 electric connection of editable logic controller.
The stirring device arranged at the bottom of the blending tank 2 is an electromagnetic stirrer 13, and the heating device is an electric heater 14.
The pipeline between emulsion pump 11 and emulsion mixing tank 4 sets up third solenoid valve 12, and the input of third solenoid valve 12 and the output end pipe connection of emulsion pump 11, output and the input pipe connection of emulsion mixing tank 4.
When the first sensor 21 and the second sensor 20 both have electric signals to transmit to the editable logic controller 8, when the third sensor 16 and the fourth sensor 17 have no electric signals to transmit to the editable logic controller 8, the editable logic controller 8 controls the first electromagnetic valve 7, the second electromagnetic valve 10, the first lift pump 6 and the second lift pump 9 to be opened, the high-concentration emulsion and the water enter the preparation tank 2 through the pipeline for mixing and diluting, the electromagnetic stirrer 13 and the electric heater 14 start to work, the concentration detector 15 detects the concentration of the emulsion and transmits the concentration to the editable logic controller 8 through the electric signals, when the concentration is higher than the set concentration, the editable logic controller 8 controls to increase the inflow water flow, when the concentration is lower than the set concentration, the high-concentration emulsion sample injection flow is controlled to be increased, when the fourth sensor 17 has electric signals to transmit to the editable logic controller 8, the editable logic controller 8 controls and synchronously adjusts the opening degrees of the first electromagnetic valve 7 and the second electromagnetic valve 10, and the sample injection flow of the high-concentration emulsion and the water is reduced;
when both the fifth sensor 18 and the sixth sensor 19 have no electrical signal transmitted to the editable logic controller 8, the editable logic controller 8 controls the emulsion pump 11 and the third electromagnetic valve 12 to be opened, the emulsified diluent enters the emulsion mixing tank 4, the liquid level reaches the position of the sixth sensor 19, the sixth sensor 19 transmits an electrical signal to the editable logic controller 8, or the first sensor 21 or the second sensor 20 has no electrical signal transmitted to the editable logic controller 8, and the editable logic controller 8 controls the first electromagnetic valve 21, the second electromagnetic valve 20, the third electromagnetic valve 12, the first extraction pump 6, the second extraction pump 9 and the emulsion pump 11 to be closed.
By adopting the technical scheme disclosed by the invention, a high-concentration emulsion storage chamber 1, a water tank 3, a blending tank 2 and an emulsion mixing tank 4 are arranged, the output ends of the high-concentration emulsion storage chamber 1 and the water tank 3 are respectively and sequentially provided with a filtering device, an extraction device and a valve device and then are connected with an input end pipeline of the blending tank 2, the output end of the blending tank 2 is provided with an emulsion pump 11 and then is connected with an input end pipeline of the emulsion mixing tank 4, the side walls of the high-concentration emulsion storage chamber 1, the water tank 3, the blending tank 2 and the emulsion mixing tank 4 are respectively provided with a liquid level sensor, the side wall of the blending tank 2 is provided with a concentration detection device, the bottom of the blending tank is provided with a stirring device and a heating device, the outer side wall of the emulsion mixing tank 4 is provided with an editable logic controller 8 fixedly connected with the emulsion storage chamber, emulsion pump 11, concentration detection device, level sensor, heating device and agitating unit's signal output part and output control signal for emulsion diluent concentration is stable, and is favorable to emulsion pump station to supply the stability of liquid, and the device simple structure, economy are effective, safe and reliable, and easily operation has saved the manual work again, prolongs the life of emulsion pump, has guaranteed the safety in production of working face.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (7)
1. The utility model provides a colliery is automatic liquid controlling means that joins in marriage of emulsion in pit which characterized in that: comprises a high-concentration emulsion storage chamber, a water tank, a blending tank and an emulsion mixing tank, wherein the output ends of the high-concentration emulsion storage chamber and the water tank are respectively and sequentially provided with a filtering device, an extraction device and a valve device and then are connected with the input end pipeline of the blending tank, the output end of the blending tank is provided with an emulsion pump and then is connected with the input end pipeline of the emulsion mixing tank, the side walls of the high-concentration emulsion storage chamber, the water tank, the blending tank and the emulsion mixing tank are respectively provided with a liquid level sensor, the side wall of the blending tank is provided with a concentration detection device, the bottom of the blending tank is provided with a stirring device and a heating device, the outer side wall of the emulsion mixing tank is provided with, the programmable logic controller is provided with a plurality of signal output ends which are correspondingly connected with the extraction device, the valve device, the emulsion pump, the concentration detection device, the liquid level sensor, the heating device and the stirring device and output control signals.
2. The automatic liquid preparation control device for the underground coal mine emulsion according to claim 1, which is characterized in that: the liquid level sensing device comprises a first sensor, a second sensor, a third sensor, a fourth sensor, a fifth sensor and a sixth sensor, wherein the first sensor is arranged at the bottom end of the side wall of the high-concentration emulsion storage chamber, the second sensor is arranged at the bottom end of the side wall of the water tank, the third sensor and the fourth sensor are respectively arranged at the bottom end and the top end of the side wall of the blending tank, and the fifth sensor and the sixth sensor are respectively arranged at the bottom end and the top end of the side wall of the emulsion mixing tank.
3. The automatic liquid preparation control device for the underground coal mine emulsion according to claim 1, which is characterized in that: the concentration detection device is set as a concentration detector, and the concentration detector is electrically connected with the editable logic controller.
4. The automatic liquid preparation control device for the underground coal mine emulsion according to claim 1, which is characterized in that: the filter equipment sets up to swing joint and draws the pump for the inboard filter plate of high concentration emulsion apotheca output port, extraction element includes first extraction pump and second extraction pump, valving includes first solenoid valve and second solenoid valve, the input of first extraction pump and the output pipe connection of high concentration emulsion apotheca, the output is connected with the input pipe connection of first solenoid valve, the input of second extraction pump and the output pipe connection of water tank, the output is connected with the input pipe connection of second solenoid valve, wherein, first solenoid valve, the second solenoid valve, first extraction pump and second extraction pump respectively with editable logic controller electric connection.
5. The automatic liquid preparation control device for the underground coal mine emulsion according to claim 1, which is characterized in that: the stirring device arranged at the bottom of the blending tank is an electromagnetic stirring instrument, and the heating device is an electric heater.
6. The automatic liquid preparation control device for the underground coal mine emulsion according to claim 1, which is characterized in that: and a pipeline between the emulsion pump and the emulsion mixing tank is provided with a third electromagnetic valve, the input end of the third electromagnetic valve is connected with the output end pipeline of the emulsion pump, and the output end of the third electromagnetic valve is connected with the input end pipeline of the emulsion mixing tank.
7. An automatic liquid preparation control method for underground coal mine emulsion, which comprises the automatic liquid preparation control device for the underground coal mine emulsion of any one of claims 1 to 6, and is characterized by comprising the following steps:
s1, when the first sensor and the second sensor both have electric signals to transmit to the editable logic controller, when the third sensor and the fourth sensor have no electric signals to transmit to the editable logic controller, the editable logic controller controls the first electromagnetic valve, the second electromagnetic valve, the first lift pump and the second lift pump to open, the high-concentration emulsion and the water enter the mixing tank through the pipeline to be mixed and diluted, the electromagnetic stirrer and the electric heater start working, the concentration detector detects the concentration of the emulsion diluent and transmits to the editable logic controller through the electric signals, when the concentration is higher than the set concentration, the editable logic controller controls to increase the inflow rate, when the concentration is lower than the set concentration, the high-concentration emulsion sample introduction flow rate is controlled to increase, when the fourth sensor has electric signals to transmit to the editable logic controller, the editable logic controller controls to synchronously adjust the opening degrees of the first electromagnetic valve and the second electromagnetic valve, the sample injection flow of the high-concentration emulsion and water is reduced;
and S2, when the fifth sensor and the sixth sensor both have no electric signals to be transmitted to the editable logic controller, the editable logic controller controls the emulsion pump and the third electromagnetic valve to be opened, the emulsified diluent enters the emulsion mixing pool, the liquid level reaches the position of the sixth sensor, the sixth sensor transmits electric signals to the editable logic controller, or the first sensor or the second sensor has no electric signals to be transmitted to the editable logic controller, and the editable logic controller controls the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the first extraction pump, the second extraction pump and the emulsion pump to be closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010398029.5A CN111644111A (en) | 2020-05-12 | 2020-05-12 | Automatic liquid preparation control device and method for underground coal mine emulsion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010398029.5A CN111644111A (en) | 2020-05-12 | 2020-05-12 | Automatic liquid preparation control device and method for underground coal mine emulsion |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456043A (en) * | 2020-11-27 | 2021-03-09 | 济南山水水泥有限公司 | Cement batching production line |
| CN113856520A (en) * | 2021-09-11 | 2021-12-31 | 江苏嘉通能源有限公司 | Automatic blending system for short fiber oiling agent and control method thereof |
-
2020
- 2020-05-12 CN CN202010398029.5A patent/CN111644111A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456043A (en) * | 2020-11-27 | 2021-03-09 | 济南山水水泥有限公司 | Cement batching production line |
| CN113856520A (en) * | 2021-09-11 | 2021-12-31 | 江苏嘉通能源有限公司 | Automatic blending system for short fiber oiling agent and control method thereof |
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