CN111760523A - Intelligent metering, blending and early warning system - Google Patents
Intelligent metering, blending and early warning system Download PDFInfo
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- CN111760523A CN111760523A CN202010679270.5A CN202010679270A CN111760523A CN 111760523 A CN111760523 A CN 111760523A CN 202010679270 A CN202010679270 A CN 202010679270A CN 111760523 A CN111760523 A CN 111760523A
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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
- B01F35/2111—Flow rate
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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
- B01F35/2114—Speed of feeding material, e.g. bands or strips
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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
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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
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
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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
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7173—Feed mechanisms characterised by the means for feeding the components to the mixer using gravity, e.g. from a hopper
- B01F35/71731—Feed mechanisms characterised by the means for feeding the components to the mixer using gravity, e.g. from a hopper using a hopper
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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
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/88—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise
- B01F35/881—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise by weighing, e.g. with automatic discharge
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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
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/88—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise
- B01F35/883—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise using flow rate controls for feeding the substances
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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
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/49—Mixing drilled material or ingredients for well-drilling, earth-drilling or deep-drilling compositions with liquids to obtain slurries
Abstract
The invention discloses an intelligent metering, mixing and early warning system which structurally comprises an air supply dispersing and discharging device, a powder discharging flow automatic control component, a powder blockage early warning component, a liquid flow automatic adjusting component, a front-end control cabinet and an intelligent mixing platform; the intelligent mixing platform transmits instantaneous flow values of powder and liquid to a powder blanking flow automatic control component and a liquid flow automatic adjusting component through a front-end control cabinet through data analysis; the powder blanking flow automatic control component controls the flow speed of powder according to the instruction, and the liquid flow automatic regulation component controls the flow speed of liquid according to the instruction; the powder blockage early warning component is responsible for detecting the discharging state of powder in real time, and carries out early warning and alarming when the discharging flow reaches an early warning or alarming threshold value, and transmits warning information to the intelligent mixing platform; in the process of exploitation, the invention reduces the production cost, realizes accurate oil displacement and increases the oil recovery rate, is a technical innovation of one-time expansibility of the prior art and has good popularization and use values.
Description
Technical Field
The invention relates to the technical field of tertiary oil recovery polymer injection in oil fields, in particular to an intelligent metering, mixing and early warning system.
Background
The tertiary oil recovery technology is an oil field development technology which increases the recovery ratio of crude oil by physical, chemical and biological technologies. The majority of developed oil fields in China are aging, and the adoption of tertiary oil recovery technology is a strategic need of slowing down the decreasing speed of the yield of the majority of oil fields in China and keeping the stable yield of crude oil. The polymer flooding is to add water-soluble high molecular polymer into injected water for mixing, and then improve the fluidity ratio and the sweep coefficient by increasing the viscosity of a water phase and reducing the permeability of the water phase, thereby improving the oil recovery rate of crude oil.
In the tertiary oil exploitation process, the prior art mainly adopts two polymer mother liquor dispersion and dissolution processes, which are respectively an air-conveying dispersion blanking device and a water-jet dispersion blanking device. Both the three-extraction oil displacement and injection allocation process only complete the blanking work, have no real-time dynamic mixing and accurate metering capacity of polymer powder and water, and have no function of early warning of powder or mixed mother liquor conveying overflow, so that the three-extraction oil displacement and injection allocation process is incomplete in automation, large in injection allocation error, untimely in fault discovery, free of early warning of faults, extremely high in raw material cost consumption, and influenced in oil displacement effect.
Disclosure of Invention
The invention mainly solves the technical problem of how to provide an intelligent metering, mixing and early warning system which realizes the accurate metering, automatic mixing, early warning analysis and intelligent disposal of polymer injection in the tertiary oil exploitation process, thereby reducing the production cost, realizing the accurate oil displacement, increasing the oil extraction rate and improving the unattended industrial production capacity.
In order to solve the technical problems, the invention adopts the technical scheme that: an intelligent metering, mixing and early warning system structurally comprises an air-conveying dispersing and discharging device (1), a powder discharging flow automatic control component (2), a powder blockage early warning component (3), a liquid flow automatic adjusting component (4), a front-end control cabinet (5) and an intelligent mixing platform (6); the intelligent mixing platform (6) transmits instantaneous flow values of powder and liquid to the powder blanking flow automatic control component (2) and the liquid flow automatic adjustment component (4) through a front-end control cabinet (5) through data analysis; the powder blanking flow automatic control component (2) controls the flow speed of powder according to an instruction, and the liquid flow automatic regulation component (4) controls the flow speed of liquid according to an instruction; the powder blockage early warning component (3) is responsible for detecting the discharging state of powder in real time, and when the discharging flow reaches an early warning or warning threshold value, early warning and warning are carried out, and warning information is transmitted to the intelligent mixing platform (6).
Preferably, the air-assisted dispersion feeding device (1) is arranged at the upstream of the powder feeding flow automatic control component (2) and comprises a material agent containing device (11) which conveys the material agent to a storage hopper (13) through a feeding mechanism (12), and then the powder material and the liquid enter the powder feeding flow automatic control component (2) through a discharge hole (131) of the storage hopper (13).
Preferably, the powder blanking flow automatic control component (2) comprises a screw device (21), a speed measuring sensor (22), a weighing sensor (23), a signal transmitter (24), a variable frequency speed regulator (25), a control regulating unit (26) and a communication gateway (27), wherein the screw device (21) is arranged up and down oppositely, and the upper screw device is provided with a feeding hole communicated with a discharging hole (131) of the storage hopper (13). The upper spiral discharge port and the lower spiral feed port are aligned up and down and are connected in a closed mode through a soft rubber pipe. Weighing sensors (23) are installed at the front end and the rear end of the discharging spiral, the upper spiral is responsible for conveying materials in the storage bin to the lower spiral, and the lower spiral is responsible for weighing the materials and conveying powder materials to the liquid pipeline material receiving opening. Speed sensor (22) are installed at the inside and motor contact position of screw means (21), signal transmitter (24) are installed on lower spiral shell screwing in frame, be responsible for the signal transmission of weighing sensor (23) and speed sensor (22) and adorn control regulation unit (26) in the switch board, control regulation unit (26) carry out data interaction with communication gateway (27), and control frequency conversion speed regulator (25) realize the rotational speed regulation of motor, communication gateway is responsible for the data of gathering control regulation unit (26) and the data of forwardding intelligent blending platform.
The powder blockage early warning component (3) is a laser detection sensor and is arranged between a lower spiral discharge port and a liquid pipeline receiving port to monitor and early warn the discharge state and the flow concentration of powder in real time, and the laser detection sensor is directly connected with a communication gateway (27) through a connecting wire to realize information interaction with an intelligent mixing platform.
The bottom of the lower spiral discharge port of the powder blanking flow automatic control component (2) is correspondingly provided with a liquid pipeline receiving port (7), an electric gate valve I (8) is arranged between the connecting pipeline receiving port (7) and the curing tank, the other end pipeline of the receiving port (7) is sequentially provided with a liquid flow automatic control component (4), an electric gate valve II (9) and a water storage tank (10), and the water storage tank (10) provides water required for injection allocation. The electric valve II (9) and the electric valve I (8) are connected with a power supply system in the control cabinet to control the opening and closing of the valve. The liquid flow automatic regulating part (4) is matched with the powder blanking flow automatic control part through controlling the liquid flow, so that accurate injection allocation is realized.
Preferably, the liquid flow automatic regulating component (4) comprises an actuating mechanism (41), an intelligent control terminal (42) and a flow monitor (43), the actuating mechanism (41) is connected with the pipeline through a third electric gate valve (44), the flow monitor (43) is installed at the other end of the pipeline, the flow monitor (43) is connected with the intelligent control terminal (42) through a connecting line and is responsible for metering and controlling fluid media such as water and the like, and meanwhile, the flow monitor interacts with the intelligent mixing platform to control flow and information. The intelligent control terminal (42) is connected with the communication gateway (27) to realize information interaction with the intelligent mixing platform (6), and sends a control signal to the execution mechanism (41), and the execution mechanism (41) drives the third electric gate valve (44) to be switched on and off to realize flow control.
Platform (6) is thoughtlessly joined in marriage to intelligence includes: a management server (61) and intelligent compounding management software (62). The intelligent mixing management software (62) comprises a production data analysis control module, a trend curve query module, an alarm management module, a report management module, a statistical report module and a blanking machine blockage alarm module.
The front-end control cabinet (5) comprises a regulating control unit (26), a frequency converter (51) and a power supply unit (52),
the intelligent mixing platform (6) is a control end of the management server (61) and is connected with the communication gateway (27) through a connecting line, and the communication gateway (27) is respectively connected with the control and regulation unit (26) of the control cabinet, the laser detection sensor of the powder blockage early warning component (3) and the liquid flow automatic control component (4) through connecting lines. The adjusting and controlling unit (26) is respectively connected with an upper spiral motor and a lower spiral motor of the spiral device (21) through a frequency converter (51), the adjusting and controlling unit (26) is respectively connected with the weighing sensor (23) and the speed measuring sensor (22) through a signal transmitter (11), and a power supply unit (52) of the control cabinet (5) is used as a valve power supply switch and is respectively connected with the electric gate valve through a connecting wire.
The production data analysis control module realizes data acquisition such as powder blanking amount, blanking speed, frequency converter numerical value, liquid flow and the like through the gateway, and realizes the setting of blanking amount, the control of blanking speed and liquid flow through the gateway. And when the collected data exceeds the background set working range, popping up an alarm prompt. The blanking machine blockage alarm module realizes signal acquisition of the laser detection sensor through the communication gateway. The server is externally connected with a sound box and an alarm lamp, and when an alarm signal occurs, the blanking machine blocks the alarm anchor block to send alarm information. The system comprises a trend curve query module, an alarm management module, a report management module and a statistical report module, wherein relevant data are extracted from a system database according to query conditions of operators and are displayed through an interface.
The working principle of the invention is as follows:
when the screw device conveys materials, the weighing sensor sends weight signals of the materials on the weighing section to the signal transmitter, the speed measurement sensor simultaneously sends measured pulse signals to the signal transmitter, the signal transmitter converts the two signals into digital signals after preliminary operation processing, the digital signals are transmitted to the intelligent mixing platform through a standard communication interface, the intelligent mixing platform processes and displays the digital signals to obtain the instantaneous flow and the accumulated flow of the materials passing through the screw device at present, the flow of water injection is controlled through the mixing adjusting unit of the liquid flow automatic adjusting part to form an effective mixing proportion so as to further achieve parameters such as effective mother liquor concentration and the like, meanwhile, the powder blockage early warning part detects the state of the discharged materials at the material receiving port in real time, when the discharged materials signals are abnormal, the warning information is transmitted to the intelligent mixing platform, and the blanking machine blockage warning module in the intelligent mixing platform sends warning signals to be linked with a warning bell and a warning lamp which are externally connected, the voice calling, the alarm lamp flashing, the telephone of the person on duty through the network, the network remote alarm and the like are carried out for alarming.
The rotary screw is used as a tool for propelling and conveying materials, the materials are continuously conveyed in the closed pipe, and the control and the metering of the conveying process are simultaneously carried out. And a laser detection sensor is arranged at the feeding port, so that the feeding state and the flow concentration of the powder are monitored and early warned in real time. The liquid input passage adopts an electromagnetic flow meter and a valve body automatic regulating module to analyze and control the liquid flow, the intelligent mixing platform automatically monitors and conveys various parameter indexes of mixed liquid mother liquor, and the intelligent mixing system for powder discharging and intelligent mixing is finally achieved by intelligently regulating the mixing ratio of liquid and discharged powder according to various requirement indexes of the mixed liquid. The invention can effectively solve the problems in the prior art, is a technical innovation of one-time expansibility in the prior art, and has good popularization and use values.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic diagram of the general structure of a specific embodiment of the present invention;
FIG. 2 is a schematic structural view showing a connection relationship between a powder discharge flow rate automatic control unit and other structures according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the structural relationship between the automatic liquid flow regulating device and the pipe connection according to the embodiment of the present invention;
FIG. 4 is a schematic diagram of an automatic liquid flow regulating device according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a connection structure of the powder clogging warning device according to an embodiment of the present invention;
fig. 6 is a diagram of the control or signal transmission connections between the intelligent compounding platform of the present invention and other structures.
Reference numerals:
1-air-conveying dispersing blanking device; 11-containing equipment; 12-a feeding mechanism; 13-a storage hopper; 131-a discharge hole; 2-powder blanking flow automatic control component; 21-a screw device; 22-a speed measurement sensor; 23-a load cell; 24-a signal transmitter; 25-variable frequency speed regulator; 26-controlling the regulating unit; 27-a communication gateway; 3-powder blockage early warning component; 4-automatic liquid flow regulating component; 41-an actuator; 42-intelligent control terminal; 43-a flow monitor; 44-electric gate valve III; 5-a front-end control cabinet; 51-a frequency converter; 52-a power supply unit; 6-intelligent mixing platform; 61-a management server; 62-intelligent mixing management software; 7-pipeline material receiving port; 8, an electric gate valve I; 9-electric gate valve II; 10-a water storage tank; 11-a signal transmitter; .
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, in an embodiment of the present invention, an intelligent metering, mixing and pre-warning system includes an air-conveying, dispersing and discharging device 1, a powder discharging flow self-control unit 2, a powder blockage pre-warning unit 3, a liquid flow automatic adjusting unit 4, a front-end control cabinet 5, and an intelligent mixing and pre-warning platform 6; the intelligent mixing platform 6 transmits instantaneous flow values of powder and liquid to the powder discharging flow automatic control part 2 and the liquid flow automatic adjusting part 4 through a front-end control cabinet 5 by data analysis; the powder blanking flow automatic control component 2 controls the flow speed of powder according to the instruction, and the liquid flow automatic regulation component 4 controls the flow speed of liquid according to the instruction; the powder blockage early warning component 3 is responsible for detecting the discharging state of powder in real time, and when the discharging flow reaches an early warning or warning threshold value, early warning and warning are carried out, and warning information is transmitted to the intelligent mixing platform 6.
Preferably, the air-assisted dispersion feeding device 1 is arranged at the upstream of the powder feeding flow automatic control component 2, and comprises a material containing device 11 which conveys the material to a storage hopper 13 through a feeding mechanism 12, and then powder and liquid enter the powder feeding flow automatic control component 2 through a discharge hole 131 of the storage hopper 13.
Preferably, the powder blanking flow automatic control component 2 comprises a screw device 21, a speed measuring sensor 22, a weighing sensor 23, a signal transmitter 24, a variable frequency speed regulator 25, a control and regulation unit 26 and a communication gateway 27, wherein the screw device 21 is arranged oppositely up and down, and the upper screw device is provided with a feeding hole communicated with a discharging hole 131 of the storage hopper 13. The upper spiral discharge port and the lower spiral feed port are aligned up and down and are connected in a closed mode through a soft rubber pipe. Weighing sensors 23 are installed at the front end and the rear end of the discharging spiral, the upper spiral is responsible for conveying materials in the storage bin to the lower spiral, the lower spiral is responsible for weighing the materials, and the powder is conveyed to the liquid pipeline material receiving opening. The speed measuring sensor 22 is arranged at the contact part of the inside of the spiral device 21 and the motor, the signal transmitter 24 is arranged on the lower spiral support and is responsible for transmitting signals of the weighing sensor 23 and the speed measuring sensor 22 to the control and regulation unit 26 arranged in the control cabinet, the control and regulation unit 26 and the communication gateway 27 are in data interaction and control the variable frequency speed regulator 25 to realize the rotation speed regulation of the motor, and the communication gateway is responsible for acquiring data of the control and regulation unit 26 and forwarding data of the intelligent mixing platform.
The powder blockage early warning component 3 is a laser detection sensor and is arranged between a lower spiral discharge port and a liquid pipeline receiving port to monitor and early warn the discharge state and the flow concentration of powder in real time, and the laser detection sensor is directly connected with the communication gateway 27 through a connecting wire to realize information interaction with an intelligent mixing platform.
The bottom of the spiral discharge port below the powder discharging flow automatic control part 2 is correspondingly provided with a liquid pipeline receiving port 7, an electric gate valve I8 is arranged between the connecting pipeline receiving port 7 and the curing tank, a liquid flow automatic adjusting part 4, an electric gate valve II 9 and a water storage tank 10 are sequentially arranged on the pipeline at the other end of the receiving port 7, and the water storage tank 10 provides water required for injection allocation. The electric valve II 9 and the electric valve I8 are connected with a power supply system in the control cabinet to control the opening and closing of the valves. The liquid flow automatic regulating part 4 is matched with the powder blanking flow automatic control part through controlling the liquid flow, so that accurate injection allocation is realized.
Preferably, the liquid flow automatic regulating component 4 comprises an executing mechanism 41, an intelligent control terminal 42 and a flow monitor 43, the executing mechanism 41 is connected with the pipeline through a third electric gate valve 44, the flow monitor 43 is installed at the other end of the pipeline, the flow monitor 43 is connected with the intelligent control terminal 42 through a connecting line, and is responsible for metering and controlling fluid media such as water and the like, and simultaneously interacts with the intelligent mixing platform for flow and control information. The intelligent control terminal 42 is connected with the communication gateway 27, realizes information interaction with the intelligent mixing platform 6, sends a control signal to the execution mechanism 41, and the execution mechanism 41 drives the three 44 switches of the electric gate valve to realize flow control.
The front-end control cabinet 5 comprises a regulating control unit 26, a frequency converter 51 and a power supply unit 52,
the intelligent mixing platform 6 is a control end of the management server 61 and is connected with the communication gateway 27 through a connecting line, and the communication gateway 27 is respectively connected with the control and regulation unit 26 of the control cabinet, the laser detection sensor of the powder blockage early warning component 3 and the liquid flow automatic control component 4 through connecting lines. The adjusting control unit 26 is respectively connected with the upper screw motor and the lower screw motor of the screw device 21 through a frequency converter 51, the adjusting control unit 26 is respectively connected with the weighing sensor 23 and the speed measuring sensor 22 through a signal transmitter 11, and a power supply unit 52 of the control cabinet 5 is used as a valve power supply switch and is respectively connected with the electric gate valve through a connecting wire.
The production data analysis control module realizes data acquisition such as powder blanking amount, blanking speed, frequency converter numerical value, liquid flow and the like through the gateway, and realizes the setting of blanking amount, the control of blanking speed and liquid flow through the gateway. And when the collected data exceeds the background set working range, popping up an alarm prompt. The blanking machine blockage alarm module realizes signal acquisition of the laser detection sensor through the communication gateway. The server is externally connected with a sound box and an alarm lamp, and when an alarm signal occurs, the blanking machine blocks the alarm anchor block to send alarm information. The system comprises a trend curve query module, an alarm management module, a report management module and a statistical report module, wherein relevant data are extracted from a system database according to query conditions of operators and are displayed through an interface.
The working principle of the invention is as follows:
when the screw device conveys materials, the weighing sensor sends weight signals of the materials on the weighing section to the signal transmitter, the speed measurement sensor simultaneously sends measured pulse signals to the signal transmitter, the signal transmitter converts the two signals into digital signals after preliminary operation processing, the digital signals are transmitted to the intelligent mixing platform through a standard communication interface, the intelligent mixing platform processes and displays the digital signals to obtain the instantaneous flow and the accumulated flow of the materials passing through the screw device at present, the flow of water injection is controlled through the mixing adjusting unit of the liquid flow automatic adjusting part to form an effective mixing proportion so as to further achieve parameters such as effective mother liquor concentration and the like, meanwhile, the powder blockage early warning part detects the state of the discharged materials at the material receiving port in real time, when the discharged materials signals are abnormal, the warning information is transmitted to the intelligent mixing platform, and the blanking machine blockage warning module in the intelligent mixing platform sends warning signals to be linked with a warning bell and a warning lamp which are externally connected, the voice calling, the alarm lamp flashing, the telephone of the person on duty through the network, the network remote alarm and the like are carried out for alarming.
The rotary screw is used as a tool for propelling and conveying materials, the materials are continuously conveyed in the closed pipe, and the control and the metering of the conveying process are simultaneously carried out. And a laser detection sensor is arranged at the feeding port, so that the feeding state and the flow concentration of the powder are monitored and early warned in real time. The liquid input passage adopts an electromagnetic flow meter and a valve body automatic regulating module to analyze and control the liquid flow, the intelligent mixing platform automatically monitors and conveys various parameter indexes of mixed liquid mother liquor, and the intelligent mixing system for powder discharging and intelligent mixing is finally achieved by intelligently regulating the mixing ratio of liquid and discharged powder according to various requirement indexes of the mixed liquid. The invention can effectively solve the problems in the prior art, is a technical innovation of one-time expansibility in the prior art, and has good popularization and use values.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. An intelligent metering, mixing and early warning system is characterized by comprising an air-conveying, dispersing and discharging device (1), a powder discharging flow automatic control component (2), a powder blockage early warning component (3), a liquid flow automatic adjusting component (4), a front-end control cabinet (5) and an intelligent mixing platform (6); the intelligent mixing platform (6) transmits instantaneous flow values of powder and liquid to the powder blanking flow automatic control component (2) and the liquid flow automatic adjustment component (4) through a front-end control cabinet (5) through data analysis; the powder blanking flow automatic control component (2) controls the flow speed of powder according to an instruction, and the liquid flow automatic regulation component (4) controls the flow speed of liquid according to an instruction; the powder blockage early warning component (3) is responsible for detecting the discharging state of powder in real time, and when the discharging flow reaches an early warning or warning threshold value, early warning and warning are carried out, and warning information is transmitted to the intelligent mixing platform (6).
2. The intelligent metering, mixing and early warning system according to claim 1, wherein the air-assisted dispersion feeding device (1) is arranged at the upstream of the powder feeding flow automatic control component (2) and comprises a feeding mechanism (12) for feeding the powder and the liquid into the powder feeding flow automatic control component (2) through a discharge hole (131) of the storage hopper (13) after the feeding mechanism (12) conveys the powder to the storage hopper (13).
3. The intelligent metering, mixing and early warning system according to claim 1, wherein the powder discharge flow automatic control component (2) comprises a screw device (21), a speed measurement sensor (22), a weighing sensor (23), a signal transmitter (24), a variable frequency speed regulator (25), a control and regulation unit (26) and a communication gateway (27), wherein the screw device (21) is arranged up and down oppositely, and the upper screw device is provided with a feed inlet communicated with a discharge port (131) of the storage hopper (13); the upper spiral discharge port and the lower spiral feed port are aligned up and down and are connected in a closed manner by a soft rubber pipe; the front end and the rear end of the discharging spiral are provided with weighing sensors (23), the upper spiral is responsible for conveying materials in the storage bin to the lower spiral, and the lower spiral is responsible for weighing the materials and conveying powder materials into a material receiving port of a liquid pipeline; speed sensor (22) are installed at the inside and motor contact position of screw means (21), signal transmitter (24) are installed on lower spiral shell screwing in frame, be responsible for the signal transmission of weighing sensor (23) and speed sensor (22) and adorn control regulation unit (26) in the switch board, control regulation unit (26) carry out data interaction with communication gateway (27), and control frequency conversion speed regulator (25) realize the rotational speed regulation of motor, communication gateway is responsible for the data of gathering control regulation unit (26) and the data of forwardding intelligent blending platform.
4. The intelligent metering, mixing and early warning system according to claim 1, wherein the powder blockage early warning component (3) is a laser detection sensor, is installed between a lower spiral discharge port and a liquid pipeline receiving port, and is used for monitoring and early warning the discharging state and flow concentration of powder in real time, and the laser detection sensor is directly connected with the communication gateway (27) through a connecting wire to realize information interaction with the intelligent mixing and early warning platform.
5. The intelligent metering, mixing and early warning system according to claim 1, wherein a liquid pipeline receiving port (7) is correspondingly arranged at the bottom of a lower spiral discharge port of the powder blanking flow automatic control component (2), a first electric gate valve (8) is arranged between the connecting pipeline receiving port (7) and the ripening tank, a liquid flow automatic regulating component (4), a second electric gate valve (9) and a water storage tank (10) are sequentially arranged on a pipeline at the other end of the receiving port (7), and the water storage tank (10) provides water required for injection allocation; the electric valve II (9) and the electric valve I (8) are connected with a power supply system in the control cabinet to control the opening and closing of the valve; the liquid flow automatic regulating part (4) is matched with the powder blanking flow automatic control part through controlling the liquid flow, so that accurate injection allocation is realized.
6. The intelligent metering, mixing and early warning system according to claim 1, wherein the liquid flow automatic regulating component (4) comprises an actuating mechanism (41), an intelligent control terminal (42) and a flow monitor (43), the actuating mechanism (41) is connected with the pipeline through a third electric gate valve (44), the flow monitor (43) is installed at the other end of the pipeline, the flow monitor (43) is connected with the intelligent control terminal (42) through a connecting line and is responsible for metering and controlling fluid media such as water and the like, and simultaneously, the flow monitor interacts with the intelligent mixing platform to exchange flow and control information; the intelligent control terminal (42) is connected with the communication gateway (27) to realize information interaction with the intelligent mixing platform (6), and sends a control signal to the execution mechanism (41), and the execution mechanism (41) drives the third electric gate valve (44) to be switched on and off to realize flow control.
7. The intelligent metering, mixing and early warning system according to claim 1, wherein the intelligent mixing platform (6) comprises: a management server (61) and intelligent mixing management software (62); the intelligent mixing management software (62) comprises a production data analysis control module, a trend curve query module, an alarm management module, a report management module, a statistical report module and a blanking machine blockage alarm module.
8. The intelligent metering, mixing and early warning system according to claim 1, wherein the front-end control cabinet (5) comprises a regulation control unit (26), a frequency converter (51) and a power supply unit (52), the intelligent mixing and early warning system is characterized in that the intelligent mixing and early warning system comprises a management server (61) control end and is connected with a communication gateway (27) through a connecting line, and the communication gateway (27) is respectively connected with the control regulation unit (26) of the control cabinet, a laser detection sensor of the powder blockage early warning component (3) and a liquid flow automatic control component (4) through connecting lines; the adjusting and controlling unit (26) is respectively connected with an upper spiral motor and a lower spiral motor of the spiral device (21) through a frequency converter (51), the adjusting and controlling unit (26) is respectively connected with the weighing sensor (23) and the speed measuring sensor (22) through a signal transmitter (11), and a power supply unit (52) of the control cabinet (5) is used as a valve power supply switch and is respectively connected with the electric gate valve through a connecting wire.
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| CN202010679270.5A CN111760523A (en) | 2020-07-15 | 2020-07-15 | Intelligent metering, blending and early warning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112201311A (en) * | 2020-12-03 | 2021-01-08 | 中国石油大学(华东) | Method for evaluating chromatographic separation degree of chemical oil displacement system |
| CN112354469A (en) * | 2020-10-28 | 2021-02-12 | 中国石油化工股份有限公司 | Heterogeneous flooding polymer solution preparation control method and preparation equipment thereof |
| CN116176008A (en) * | 2023-04-25 | 2023-05-30 | 北京维盛复合材料有限公司 | Raw material process flow control system |
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| CN116176008B (en) * | 2023-04-25 | 2023-08-22 | 北京维盛复合材料有限公司 | Raw material process flow control system |
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