CN108255082A - Flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information - Google Patents
Flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information Download PDFInfo
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- CN108255082A CN108255082A CN201711494678.XA CN201711494678A CN108255082A CN 108255082 A CN108255082 A CN 108255082A CN 201711494678 A CN201711494678 A CN 201711494678A CN 108255082 A CN108255082 A CN 108255082A
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- flotation
- ore pulp
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The invention discloses it is a kind of based on ore pulp ash content detection and floatation feed information flotation intelligence control system, including：The air-breathing quantity regulating device and flashboard regulating device set on floatation equipment；The entrance at flotation intelligent dosing station is connected by medicament pipeline with filtered water tank and floating agent bucket respectively；The outlet at flotation intelligent dosing station is connected by medicament pipeline with the chemical feeding points of floatation equipment；First ore slurry pipeline connection dilution waterpipe；Dilution water adjusting device is installed on dilution waterpipe, and flowmeter and densimeter are equipped on the first ore slurry pipeline；Ore pulp ash content on-line detector is detected floatation feed, cleaned coal and tail coal ore pulp ash content and testing result is transmitted to flotation intelligent controller；Flotation intelligent controller according to flowmeter, densimeter, ore pulp ash content on-line detector detection data, carry out quantitative adjusting to flotation intelligent dosing station, dilution water adjusting device, flashboard regulating device, air-breathing quantity regulating device in real time online.
Description
Technical field
The present invention relates to flotation technology field, more particularly to a kind of based on the detection of ore pulp ash content and floatation feed information
Flotation intelligence control system.
Background technology
Flotation technology is the important method of fine coal slime separation method the most cost-effective and the sorting of coal depth.
With the raising of mining mechanization degree, the coal amount in coal preparation plant's feed coal is more and more, in order to realize the maximum production of cleaned coal
Rate, maximizes Resource recovery, and flotation operation becomes more and more important.Moreover, flotation operation is also Coal Slurry in Preparation Plant processing system
Important link in system, to realizing that closed water circuit and environmental protection play an important roll.
The level of intelligence of the floatation system of coal preparation plant is low at present, and floating operation is carried out using artificial, and flotation effect is complete
Knowhow and the degree that manages with delicacy depending on flotation driver, according to soon, hand the sensory results such as touch, hand adjustment carries out qualitative
Operation, without the concept of accurate quantification, and with hysteresis quality and personal subjectivity.Moreover, flotation dosing position is generally higher, remove
The physical demands that frequent adjusting is brought is outer greatly, and the penetrating odor of medicament also influences the health of flotation driver, flotation building ring
Border is poor.
Floatation system lacks data accumulation as support simultaneously, and raw coal property, pan feeding ore pulp characteristic, equipment are not joined
Number, regime of agent, product index etc. set up numerical relationship model, form complete closed circuit control logic.
By the intelligent means using data accumulation as support, according to pan feeding pulp density, flow, ash content and cleaned coal, tail coal
Ore pulp ash grades detection parameters, and using numerical relationship model and closed circuit control logic as support, floatation process is monitored in real time
And adjusting, the flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information with feedback is realized, for true
Floating product qualified, stabilization are protected, improves flotation recovery rate, it is most important to reduce reagent consumption.
Invention content
The technical problem to be solved by the present invention is to：It provides a kind of based on the detection of ore pulp ash content and the flotation of floatation feed information
Intelligence control system, the flotation intelligence control system be to overcome in the intellectual technology of existing floatation system it is above-mentioned not
Foot grades detection parameters according to pan feeding pulp density, flow, ash content and cleaned coal, tail coal ore pulp ash, with numerical relationship model and closes
Road control logic is support, and floatation process is monitored and adjusted in real time, realizes and is detected with feedback based on ore pulp ash content
With the flotation intelligence control system of floatation feed information, it is ensured that floating product qualified, stabilization improve flotation recovery rate, drop
Low reagent consumption, significantly improves flotation effect, increases economic efficiency.
The present invention is adopted the technical scheme that solve technical problem present in known technology：
A kind of flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information, for floatation system, is floated
System is selected to include ore pulp pre-processing device, floatation equipment, floating agent bucket and filtered water tank, the entrance of the ore pulp pre-processing device
It is connect with the first ore slurry pipeline, floatation feed ore pulp flows into ore pulp pre-processing device by the first ore slurry pipeline；Ore pulp pretreatment is set
Standby outlet is connected with the entrance of floatation equipment by the second ore slurry pipeline；It is characterized in that：Control system includes at least：
The air-breathing quantity regulating device and flashboard regulating device set on floatation equipment；
Flotation intelligent dosing station, the entrance at the flotation intelligent dosing station by medicament pipeline respectively with filtered water tank and flotation
Medicament barrel connects；The outlet at the flotation intelligent dosing station is by being equipped with the medicament pipeline of main solenoid valve and ore pulp processing equipment
Chemical feeding points connection；The outlet at the flotation intelligent dosing station is by being equipped with the medicament pipeline and floatation equipment of secondary solenoid valve block
Chemical feeding points connection；
Dilution water adjusting device, first ore slurry pipeline are connected with dilution waterpipe；The dilution water adjusting device peace
Loaded on the dilution waterpipe, flowmeter and densimeter are installed on first ore slurry pipeline；
Ore pulp ash content on-line detector and flotation intelligent controller；Wherein：
The I/O ports of the flotation intelligent controller respectively with flowmeter, densimeter, ore pulp ash content on-line detector, dilute
Release water regulating device, flotation intelligent dosing station, main solenoid valve, secondary solenoid valve block, air-breathing quantity regulating device and flashboard regulating device
Electrical connection；
The ore pulp ash content on-line detector to floatation feed, cleaned coal and tail coal ore pulp ash content both with three or wherein or
One carries out detection in real time, and (i.e. described ore pulp ash content on-line detector is to floatation feed, cleaned coal and tail coal ore pulp ash content with whole
Or wherein any combinations such as the two or one detect in real time), while ore pulp ash content testing result is transmitted to flotation
Intelligent controller；The flotation intelligent controller according to flowmeter, densimeter, ore pulp ash content on-line detector detection data,
Carry out quantitative tune to flotation intelligent dosing station, dilution water adjusting device, flashboard regulating device, air-breathing quantity regulating device in real time online
Section.
Further：The flotation intelligent dosing station includes drug-feeding tube mouth (1), water inlet pipe mouth (2), drug nozzle (14), medicine
Agent pipeline and fresh water pipeline；Medicament Rose Box (3), Y types are sequentially installed on the pharmaceutical pipeline along medicament conveying direction
Filter (4), the first metering pump (5) and counterbalance valve (8)；The end of being used as medicine of the counterbalance valve (8) passes sequentially through pulse damper (6)
It connect to form protective loop with safety valve (7) with the outlet of y-type filter (4)；Along flow conveying direction in the water pipe
The second metering pump (9), pressure regulator valve (10), check valve (11) and pressure gauge (12) are sequentially installed on road；Medicament and clear water pass through
Emulsifier unit (13) realizes the emulsification of floating agent；Floating agent and clear water pass through drug-feeding tube mouth (1) and water inlet pipe mouth (2) respectively
Into flotation intelligent dosing station；Medicament Rose Box (3) is for removing impurity present in floating agent；First metering pump (5) and
Second metering pump (9) carries out measuring fixed amount for the instruction according to flotation intelligent controller to floating agent and clear water；Emulsification dress
(13) are put for the emulsification to floating agent；Pulse damper (6) is for arteries and veins caused by the first metering pump of solution (5) operation
It is dynamic；The transport of medicament is realized by pharmaceutical pipeline in flotation intelligent dosing station；Floating agent is flowed out eventually by drug nozzle (14)
Flotation intelligent dosing station；Flotation intelligent dosing station is according to emulsification of the instruction of flotation intelligent controller to floating agent, quantitative scoring
Measure dosing, flotation dosing operation.
Further：The dilution water adjusting device dilutes waterpipe by flanged joint with floatation feed, in the dilution
Dilution water electric control valve is installed in water regulating device, flotation intelligent controller by adjust dilution water electric control valve and then
Realize online quantitatively adjusting floatation feed dilution water flow.
Further：The flashboard regulating device includes stepper motor, and adjusting stepper motor using flotation intelligent controller turns
Speed, and then the online flashboard height for quantitatively adjusting floatation equipment.
Further：The air-breathing quantity regulating device is mounted in the suction line of flotation device, and the inspiratory capacity adjusts dress
It puts including inspiratory capacity electric control valve and flowmeter, inspiratory capacity electric control valve is adjusted using flotation intelligent controller, it is online fixed
Amount adjusts the inspiratory capacity of flotation device.
The invention has the advantages and positive effects that：
(1) ore pulp ash content on-line detector realizes the online real-time inspection to floatation feed, cleaned coal and tail coal ore pulp ash content
It surveys, while ore pulp ash content testing result is transmitted to flotation intelligent controller and is calculated, it can be to floatation feed situation, flotation
Product index carries out on-line real-time measuremen, from entering to expect product, the whole process of flotation is tracked, using detection data as flotation intelligence
The foundation of energy system feedback control solves existing floatation system since product index caused by chemical examination overlong time is seriously stagnant
Afterwards, it is impossible to which the problem of commander's production regulates and controls truly realizes the flotation intelligent control system of the closed-loop control with feedback
System.
(2) flotation intelligent dosing station realizes online to flowmeter, densimeter, ore pulp ash content according to flotation intelligent controller
The result of calculation of the detection data of detector, the online dosing situation for adjusting intelligent dosing station in real time, solves existing flotation system
System chemicals addition control has hysteresis quality and personal subjectivity, does not have the problem of accurate quantification, realize floating by manually adjusting
The accurate quantification of dosing is selected, medicine consumption can be reduced.
(3) dilution water adjusting device, flashboard regulating device, air-breathing quantity regulating device are realized according to flotation intelligent controller
To flowmeter, densimeter, ore pulp ash content on-line detector detection data result of calculation, it is online that adjust floatation feed in real time dense
Degree, flotation froth layer thickness and flotation inspiratory capacity solve existing floatation system dilution water, flashboard, inspiratory capacity adjusting pass through people
Work is adjusted manually, has hysteresis quality and personal subjectivity, does not have the problem of accurate quantification, realize floatation feed concentration, foam
The accurate quantification adjusting of layer thickness, flotation inspiratory capacity.
(4) based on ore pulp ash content detection and floatation feed information flotation intelligence control system according to flowmeter, densimeter,
The detection data of ore pulp ash content on-line detector foundation in order to control, by the result of calculation of flotation intelligent controller, it is online in real time
Accurate quantification adjusting is carried out to System of Flotation Reagent, floatation feed concentration, flotation froth layer thickness, flotation inspiratory capacity, it is ensured that floating
It selects cleans ash qualified and stablizes, the rate of recovery is high, and medicine consumption is low, unattended, forms comprehensive complete closed-loop control, solves
Existing floatation system lacks data accumulation as support, without accurate quantification, has hysteresis quality and personal subjectivity and flotation
The problem of driver's physical demands is big, and working environment is poor is a kind of flotation intelligence with feed-back regulatory mechanism truly
Control system.
Description of the drawings
Fig. 1 is the structure diagram of the preferred embodiment of the invention；
Fig. 2 is the structure chart at flotation intelligent dosing station in the preferred embodiment of the invention；
Fig. 3 is the circuit diagram of flotation intelligent controller in the preferred embodiment of the invention；
Fig. 4 is the floatation clean coal ash content frequency comparison figure of existing floatation system manual control and the preferred embodiment of the present invention.
Wherein：1st, drug-feeding tube mouth；2nd, water inlet pipe mouth；3rd, medicament Rose Box；4th, y-type filter；5th, the first metering pump；6th, arteries and veins
Rush damper；7th, safety valve；8th, counterbalance valve；9th, the second metering pump；10th, pressure regulator valve；11st, check valve；12nd, pressure gauge；13rd, it emulsifies
Device 14, drug nozzle.
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and coordinate attached drawing
Detailed description are as follows：
It please refers to Fig.1 to Fig.4, a kind of flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information,
Including：Flotation intelligent dosing station, ore pulp ash content on-line detector, dilution water adjusting device, flashboard regulating device, inspiratory capacity are adjusted
Device, flotation intelligent controller, flowmeter and densimeter.Floating agent bucket and filtered water tank pass through pharmaceutical pipeline and flotation intelligence respectively
Energy dosing station is connected, and flotation intelligent dosing station is pre-processed by main solenoid valve, secondary solenoid valve block and pharmaceutical pipeline with ore pulp respectively
Equipment, floatation equipment are connected, and floatation feed, cleaned coal and tail coal pass through ore slurry pipeline and ore pulp ash content on-line detector phase respectively
Even, flowmeter and densimeter are mounted on the first ore slurry pipeline, after dilution water pipe joint, flotation intelligent dosing station,
Ore pulp ash content on-line detector, flowmeter, densimeter, dilution water adjusting device, flashboard regulating device, air-breathing quantity regulating device,
Main solenoid valve, secondary solenoid valve block etc. are connect by wired mode with flotation intelligent controller.The ore pulp ash content on-line checking
Instrument to floatation feed, cleaned coal and tail coal ore pulp ash content both with three or wherein or one is detected in real time, while by ore pulp
Ash content testing result is transmitted to flotation intelligent controller；The flotation intelligent controller is according to flowmeter, densimeter, ore pulp ash content
The detection data of on-line detector, online the first metering pump to flotation intelligent dosing station, the second metering pump frequency, dilution in real time
Water regulating device, flashboard regulating device, air-breathing quantity regulating device carry out quantitative adjusting.
Referring to Fig. 2, flotation intelligent dosing station include drug-feeding tube mouth 1, water inlet pipe mouth 2, drug nozzle 14, pharmaceutical pipeline and
Fresh water pipeline；Medicament Rose Box 3, y-type filter 4, are sequentially installed on the pharmaceutical pipeline along medicament conveying direction
One metering pump 5 and counterbalance valve 8；The end of being used as medicine of the counterbalance valve 8 passes sequentially through pulse damper 6 and safety valve 7 and y-type filter
4 outlet connects to form protective loop；The second metering pump is sequentially installed on the fresh water pipeline along flow conveying direction
9th, pressure regulator valve 10, check valve 11 and pressure gauge 12；Medicament and clear water realize the emulsification of floating agent by emulsifier unit 13.Flotation
Medicament and clear water enter flotation intelligent dosing station by drug-feeding tube mouth 1 and water inlet pipe mouth 2 respectively；Medicament Rose Box 3 is used to remove
Impurity that may be present in floating agent；First metering pump 5 and the second metering pump 9 are used for the instruction according to flotation intelligent controller
To the measuring fixed amount of floating agent and clear water；Emulsifier unit 13 is for the emulsification to floating agent；Pulse damper 6 is used to solve
First metering pump 5 runs generated pulsation, so as to which medicament be made to flow continuous-stable；Flotation intelligent dosing station passes through pharmaceutical pipeline
Realize the transport of medicament；Floating agent flows out flotation intelligent dosing station eventually by drug nozzle 14.Flotation intelligent dosing station is real
Show according to emulsification, measuring fixed amount dosing of the instruction of flotation intelligent controller to floating agent, flotation dosing operation is no longer led to
It crosses and manually adjusts, realize the accurate quantification of flotation dosing.
Floatation feed, floatation clean coal and tail coal ore pulp enter ore pulp ash content on-line detector by ore pulp pipe pass, according to flotation
The instruction of intelligent controller, ore pulp ash content on-line detector automatically switch between introducing floatation feed, cleaned coal and tail coal.Ore pulp
Ash content on-line detector realizes the real-time detection to floatation feed, cleaned coal and tail coal ore pulp ash content, and ore pulp ash content is detected
As a result foundation of the flotation intelligent controller as feedback control is transmitted to, solves the serious of traditional offline ash content detection method
Lag issues realize line closed loop control.
Dilution water adjusting device carries out floatation feed dilution water flow according to the instruction of flotation intelligent controller quantitative tune
It saves, dilution water is adjusted no longer to be adjusted by manually moving, and is realized dilution water and is adjusted the online accurate of i.e. floatation feed concentration adjusting
It is quantitative.The entrance of ore pulp pre-processing device is connect with the first ore slurry pipeline；First ore slurry pipeline is connected with dilution waterpipe；
The dilution water adjusting device is installed on the dilution waterpipe, and flowmeter and dense is equipped on first ore slurry pipeline
Degree meter.
Flashboard regulating device carries out the flashboard of floatation equipment according to the instruction of flotation intelligent controller quantitative adjusting, floats
Flashboard is selected to adjust no longer by adjusting manually, flashboard height is realized and adjusts the online accurate fixed of i.e. flotation froth layer thickness adjusting
Amount.
Air-breathing quantity regulating device carries out the inspiratory capacity of floatation equipment according to the instruction of flotation intelligent controller quantitative tune
Section, flotation inspiratory capacity are adjusted no longer by adjusting manually, realize the online accurate quantification of inspiratory capacity adjusting.
Referring to Fig. 3, flotation intelligent controller, including computer, Ethernet coupler, digital quantity input/output module,
Analog input/output module.Computer is used for internally stored program, performs the work(such as logical operation, sequential control, arithmetical operation
Energy；Ethernet coupler is used to provide power supply and communication for intelligent controller；Digital quantity or analog input/output module are used for
Acquisition floatation feed pulp density, flow, ash content and cleaned coal, tail coal ore pulp ash content detection signal in real time, received signal is led to
It crosses in Ethernet coupler transfer to computer, then automatically analyzing calculating by program obtains the dosage of floating agent, floats
The parameter of optional equipment, and the metering pump, the dilution water that are converted to digital quantity or analog signals control flotation intelligent dosing station are adjusted
Device, flashboard regulating device, air-breathing quantity regulating device, main solenoid valve, secondary solenoid valve block.Flotation intelligent controller, which realizes, to be had
The flotation intelligent control of feedback solves the problems, such as that floatation system level of intelligence is low.
Preferably, the specific work process of above preferred embodiment is：Flotation intelligent controller is according to ore pulp ash sorting
Survey and floatation feed concentration, flow information judged and calculated, online in real time to System of Flotation Reagent, floatation feed concentration,
Flotation froth layer thickness, flotation inspiratory capacity carry out accurate quantification adjusting.By adjusting dilution water adjusting device, increase and decrease into
Material dilution water, by feed thickness control in the range of the suitable feed thickness of floatation system, ensures basic flotation effect；It is logical
Air-breathing quantity regulating device is crossed, when feed thickness increases, aeration quantity is improved, conversely, then reducing aeration quantity；It is adjusted and filled by flashboard
It puts, when feed thickness, flow increase, reduces flashboard height, foam layer thickness is improved, conversely, then increasing；Pass through flotation intelligence
Dosing station, changes according to feed thickness, adjusts benchmark dosage, while according to feed thickness, changes in flow rate, adjust total dosing
Amount, and as needed, adjust the ratio of each chemical feeding points；In addition, all parameters are fed back all in accordance with ore pulp ash content detection data, into
Row feedback regulation again；Specific adjustment formula carries out qualitative and quantitative analysis according to practical flotation creation data and obtains.
Preferably, the valve in flotation intelligent dosing station has ball valve, check valve, safety valve, counterbalance valve etc..Ball valve is used to give birth to
Production and the keying of repair；Check valve is used to prevent the medicament on pipeline to form refluence；Safety valve for loine pressure it is excessively high when and
When release stress, shield to metering pump；Counterbalance valve makes metering pump normally export stream for keeping pressure needed for pipeline
Amount.
Preferably, dilution water adjusting device uses electric control valve, dilutes waterpipe by flanged joint with floatation feed,
Dilution water electric control valve is adjusted by flotation intelligent controller, quantitatively adjusts floatation feed dilution water flow online.
Preferably, flashboard regulating device uses stepper motor, in the flashboard regulating device of floatation equipment, by floating
Intelligent controller is selected to adjust flashboard stepper motor rotating speed, quantitatively adjusts the flashboard height of floatation equipment online.
Preferably, air-breathing quantity regulating device, for flotation device, using electric control valve and flowmeter, mounted on flotation device
Suction line on, by flotation intelligent controller adjust inspiratory capacity electric control valve, online quantitatively adjust flotation device air-breathing
Amount；For flotation column, circulating pump uses variable frequency pump, and cycle pump frequency is adjusted by flotation intelligent controller, online quantitatively to adjust
The inspiratory capacity of flotation column.
By taking certain coal preparation plant as an example, floatation feed range of flow is 600-900m3/ h, a concentration of 90g/L of floatation feed or so,
Factory's raw coal pan feeding fluctuation is big, and the fluctuation of floatation feed ash content is 19-36%, it is desirable that floatation clean coal ash content Ad≤10%.Such as attached drawing 4
It is shown, it can be ensured that floatation clean coal product using the flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information
Qualified, stabilization improve the floatation clean coal rate of recovery, compared with existing floatation system, reduce reagent consumption 29%, significantly improve
Flotation effect is increased economic efficiency.
The embodiment of the present invention is described in detail above, but the content is only presently preferred embodiments of the present invention,
It should not be construed as limiting the practical range of the present invention.Any changes and modifications in accordance with the scope of the present application,
It should all still belong within the patent covering scope of the present invention.
Claims (5)
1. a kind of flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information, for floatation system, flotation
System include ore pulp pre-processing device, floatation equipment, floating agent bucket and filtered water tank, the entrance of the ore pulp pre-processing device with
First ore slurry pipeline connects, and floatation feed ore pulp flows into ore pulp pre-processing device by the first ore slurry pipeline；Ore pulp pre-processing device
Outlet connected with the entrance of floatation equipment by the second ore slurry pipeline；It is characterized in that：Control system includes at least：
The air-breathing quantity regulating device and flashboard regulating device set on floatation equipment；
Flotation intelligent dosing station, the entrance at the flotation intelligent dosing station by medicament pipeline respectively with filtered water tank and floating agent
Bucket connection；The outlet at the flotation intelligent dosing station is by being equipped with the medicament pipeline of main solenoid valve and adding for ore pulp processing equipment
Snack made with traditional Chinese medicines connects；The outlet at the flotation intelligent dosing station is by being equipped with the medicament pipeline of secondary solenoid valve block and adding for floatation equipment
Snack made with traditional Chinese medicines connects；
Dilution water adjusting device, first ore slurry pipeline are connected with dilution waterpipe；The dilution water adjusting device is installed on
On the dilution waterpipe, flowmeter and densimeter are installed on first ore slurry pipeline；
Ore pulp ash content on-line detector and flotation intelligent controller；Wherein：
The I/O ports of the flotation intelligent controller respectively with flowmeter, densimeter, ore pulp ash content on-line detector, dilution water
Regulating device, flotation intelligent dosing station, main solenoid valve, secondary solenoid valve block, air-breathing quantity regulating device and flashboard regulating device are electrically connected
It connects；
The ore pulp ash content on-line detector is to floatation feed, cleaned coal and tail coal ore pulp ash content both with three or wherein or one
It is detected in real time, while ore pulp ash content testing result is transmitted to flotation intelligent controller；The flotation intelligent controller root
According to flowmeter, densimeter, ore pulp ash content on-line detector detection data, online in real time to flotation intelligent dosing station, dilution water
Regulating device, flashboard regulating device, air-breathing quantity regulating device carry out quantitative adjusting.
2. the flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information according to claim 1, special
Sign is：The flotation intelligent dosing station include drug-feeding tube mouth (1), water inlet pipe mouth (2), drug nozzle (14), pharmaceutical pipeline and
Fresh water pipeline；Medicament Rose Box (3), y-type filter are sequentially installed on the pharmaceutical pipeline along medicament conveying direction
(4), the first metering pump (5) and counterbalance valve (8)；The end of being used as medicine of the counterbalance valve (8) passes sequentially through pulse damper (6) and safety
Valve (7) connect to form protective loop with the outlet of y-type filter (4)；Along flow conveying direction on the fresh water pipeline according to
It is secondary that second metering pump (9), pressure regulator valve (10), check valve (11) and pressure gauge (12) are installed；Medicament and clear water are filled by emulsifying
Put the emulsification that (13) realize floating agent；Floating agent and clear water are entered floating by drug-feeding tube mouth (1) and water inlet pipe mouth (2) respectively
Select intelligent dosing station；Medicament Rose Box (3) is for removing impurity present in floating agent；First metering pump (5) and the second meter
Amount pump (9) carries out measuring fixed amount for the instruction according to flotation intelligent controller to floating agent and clear water；Emulsifier unit (13)
For the emulsification to floating agent；Pulse damper (6) runs generated pulse for solving the first metering pump (5)；Flotation
The transport of medicament is realized by pharmaceutical pipeline in intelligent dosing station；Floating agent is eventually by drug nozzle (14) outflow flotation intelligence
Dosing station；It is floated according to emulsification, measuring fixed amount dosing of the instruction of flotation intelligent controller to floating agent at flotation intelligent dosing station
Select feeding operations.
3. the flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information according to claim 1, special
Sign is：The dilution water adjusting device, by flanged joint, is adjusted in the dilution water and is filled with floatation feed dilution waterpipe
It puts and dilution water electric control valve is installed, flotation intelligent controller is realized online by adjusting dilution water electric control valve
Quantitatively adjust floatation feed dilution water flow.
4. the flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information according to claim 1, special
Sign is：The flashboard regulating device includes stepper motor, and stepper motor rotating speed, Jin Er are adjusted using flotation intelligent controller
Line quantitatively adjusts the flashboard height of floatation equipment.
5. the flotation intelligent control system based on the detection of ore pulp ash content and floatation feed information according to claim any one of 1-4
System, it is characterised in that：The air-breathing quantity regulating device is mounted in the suction line of flotation device, the air-breathing quantity regulating device packet
Inspiratory capacity electric control valve and flowmeter are included, inspiratory capacity electric control valve, online quantitative tune are adjusted using flotation intelligent controller
Save the inspiratory capacity of flotation device.
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| CN111167615A (en) * | 2020-02-25 | 2020-05-19 | 淮北矿业股份有限公司 | System for adding chemicals to coal slime in flotation mode and chemical adding method thereof |
| CN111408480A (en) * | 2020-03-20 | 2020-07-14 | 天津美腾科技股份有限公司 | Material flotation method and device and electronic equipment |
| CN112486228A (en) * | 2020-11-04 | 2021-03-12 | 淮北矿业股份有限公司 | Control system and method for flotation machine |
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