CN105903574A - Emulsification control adding equipment for flotation reagents - Google Patents
Emulsification control adding equipment for flotation reagents Download PDFInfo
- Publication number
- CN105903574A CN105903574A CN201610229267.7A CN201610229267A CN105903574A CN 105903574 A CN105903574 A CN 105903574A CN 201610229267 A CN201610229267 A CN 201610229267A CN 105903574 A CN105903574 A CN 105903574A
- Authority
- CN
- China
- Prior art keywords
- dosing
- flotation
- floatation
- medicament
- pump
- Prior art date
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Classifications
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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
-
- 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
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/145—Feed mechanisms for reagents
-
- 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
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B13/00—Control arrangements specially adapted for wet-separating apparatus or for dressing plant, using physical effects
Abstract
Emulsification control adding equipment for flotation reagents is applicable to a coal dressing field. The equipment comprises a floatation feed flow concentration detection system, wherein a flotation machine feed pipeline is connected to a control system by a line, and the control system is connected to a system for agent measurement and multi-spot emulsification adding and a flotation forth product monitoring system respectively; the control system comprises a PLC control cabinet and an upper computer which are mutually connected; the system for the agent measurement and the multi-spot emulsification adding comprises an agent box, a measurement pump, an emulsification pump, an agent adding measurement pump and an agent buffer tank; and the flotation forth product monitoring system is a monitoring camera disposed on flotation equipment, and the monitoring camera is connected to the upper computer. The equipment has the advantages that agents can be added automatically; waste of the agents can be reduced effectively; the floatation machine does not require manual agent adding; the floatation does not require manual guarding; manual demands are reduced; and floatation cost is reduced.
Description
Technical field
The present invention relates to a kind of Flotation Reagent Emulsion and control interpolation equipment, be particularly suited in Concentrating Field the flotation used
Reagent emulsifying controls interpolation equipment.
Background technology
Flotation is under the effect of medicament, according to the difference of mineral surfaces character, it is achieved valuable mineral and useless mineral divide
From purpose.The principal element affecting floatation process has ore pulp amount, pulp density, granularmetric composition and regime of agent etc..Flotation
The influence factor of journey is many, controls difficulty big.Along with detection technique in recent years, control technology, the developing rapidly of actuator, flotation
Automatic control technology have also been obtained innovation and development.
Coal preparation plant's commonly used floatation sorting 0.5-0mm coal slime.In Oversized Coking Coal Cleaning Plant and anthracite coal preparation plant, coal slime
Account for into washing the 20%～30% of raw coal total amount.In floatation process, it is controlled product index, index control by adjusting regime of agent
System with the knowhow of operator, has no theoretical direction foundation entirely, and manual adjustment mode is the most inaccurate the most not in time, direct shadow
Ring the economic benefit of coal preparation plant.The hysteresis quality controlled for the blindness and floatation indicators that overcome artificial dosing, lot of domestic and international
Researcher is optimized floatation process, improves the research of floatation process automatization.The complexity controlled due to floatation process, very
The process control to flotation the most from different angles of many researchers is studied.
Manual dosing, according to product quality, manual carries out medicament interpolation on each chemical feeding points, controls chemical feeding quantity size
Method be dependent on valve opening.The subject matter existed is by interference from human factor.
Quantitative dosing, uses dosing pump that medicament directly adds to each chemical feeding points, and the method can effectively add up medicament
Consumption, accurately adds each point, has problems and is not affected by mineral slurry flux and fluctuation of concentration for chemical feeding quantity, causes medicament wave
Take.
Emulsifying fixed quantity dosing, carries out emulsifying by medicament according to a certain amount, is directly added into each chemical feeding points after emulsifying, each
The dosing of chemical feeding points relies on Non-follow control.The method can accurately control dosing total amount, can reach and save medicament after emulsifying
Purpose.But there is also chemical feeding quantity not affected by mineral slurry flux and fluctuation of concentration, cause medicament to waste, each chemical feeding points relies on people
, there is the inaccuracy of interpolation in industry control system.
China adds at floating agent and has made significant headway in terms of control in recent years, but many existence are quantitative and emulsifying
On the basis of dosing, fail chemical feeding quantity and feeding associate the accurate interpolation with each chemical feeding points.
Summary of the invention
Weak point for above-mentioned technology, it is provided that a kind of simple in construction, possesses froth bed monitoring, drug metering, medicament
Emulsifying preparation and each point accurately add function, can automatically control or remotely control the Flotation Reagent Emulsion control of branch dosing
Interpolation equipment.
For realizing above-mentioned technical purpose, the Flotation Reagent Emulsion of the present invention controls interpolation equipment, including floatation feed flow
Concentration detection system, floatation feed flow concentration detection system includes being arranged on the effusion meter on flotation device pan feeding pipeline and density
Meter, flotation device pan feeding pipeline has control system, control system to be connected to drug metering emulsifying multiple spot by connection to add
Adding system and flotation froth product monitoring system；
Described control system includes interconnective PLC control cabinet and host computer；
Described drug metering emulsifying multiple spot add-on system includes chemical tank, dosing pump, emulsification pump, dosing dosing pump and medicament
Surge tank, described chemical tank is made up of collecting agent tank and foaming agent tank, and collecting agent tank and foaming agent tank top are respectively equipped with dosing
Mouthful, side is respectively equipped with overflow pipe, and overflow pipe is provided with electrically operated valve, collecting agent tank and the output pipe of foaming agent tank and emulsifying
The input of pump is connected, and the output pipe of collecting agent tank and foaming agent tank is respectively equipped with dosing pump, the input of emulsification pump
Upper connection has clear water pipeline, and clear water pipeline is respectively equipped with clear water flow meter and electrically operated valve, and emulsifying delivery side of pump is by pipe
Road is connected with medicament surge tank, medicament surge tank is respectively equipped with dosing mouth and is provided with the overflow pipe of electromagnetic valve, and medicament buffers
The outfan of tank is connected to multiple chemical feeding points by pipeline respectively, and the pipeline of multiple chemical feeding points is equipped with dosing metering
Pump, the dry coal slurry amount measured according to floatation feed flow concentration detection system, host computer inputs ton coal chemical feeding quantity and medicament
Ratio, result of calculation is passed to PLC control cabinet by host computer, and the dosing pump that PLC control cabinet controls to be connected carries out chemical feeding quantity control；
Described flotation froth product monitoring system is the monitoring camera being arranged on floatation equipment, and monitoring camera is with upper
Position machine is connected.
The overflow pipe of described collecting agent tank, foaming agent tank and medicament surge tank is connected with each other discharge；Described floatation process
Chemical feeding points is 1-3, input the dosing ratio of each chemical feeding points on host computer, and PC control dosing dosing pump will prepare
Medicament adds each chemical feeding points to；The described monitoring camera being located on floatation equipment monitors froth pulp in floatation equipment in real time
Situation, according to foam situation and product index, dosing system is adjusted, control product quality.
Beneficial effect: utilize effusion meter, densimeter and the component of PC control dosing, overcome the blindness of artificial dosing
And inaccuracy, it is possible to achieve medicament adds the most automatically, effectively reduces the waste of medicament；Utilize monitoring camera real-time online
Display floating product quality, accumulative floatation feed amount and cleaned coal amount, instruct chemical feeding quantity according to product quality, floating product quality is real
Time Real time displaying, at any time product quality is adjusted；Flotation device is without artificial dosing, it is achieved flotation device left unguarded, reduces
Artificial needs, reduce flotation cost.
Accompanying drawing illustrates:
Fig. 1 is floatation feed detection.
Fig. 2 is that drug metering emulsifying multiple spot adds；
Fig. 3 is floatation process state modulator schematic diagram；
In figure: 1-effusion meter, 2-densimeter, 3-emulsification pump, 4-dosing pump, 5-dosing dosing pump, 6-collecting agent tank, 7-rise
Infusion tank, 8-medicament surge tank, 9-clear water flow meter, 10-electrically operated valve, 11-host computer, 12-PLC switch board, 13-detects system
System, 14-control system, 15-medicine system, 16-floatation equipment, 17-monitoring camera.
Detailed description of the invention:
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described in further detail:
The Flotation Reagent Emulsion of the present invention controls interpolation equipment, including floatation feed flow concentration detection system 13, such as Fig. 1
Shown in, floatation feed flow concentration detection system 13 includes being arranged on the effusion meter 1 on flotation device pan feeding pipeline and densimeter 2,
Detected by floatation feed, detect pan feeding flow Q (m respectively3/ h) and density p (kg/m3), detection data can obtain flotation
Dry coal slurry amount b=Q. ρ/1000 of pan feeding, unit t；Flotation device pan feeding pipeline has control system 14 by connection, controls system
System 14 is connected to drug metering emulsifying multiple spot add-on system 15 and flotation froth product monitoring system；
As shown in Figures 2 and 3, described drug metering emulsifying multiple spot add-on system includes chemical tank, dosing pump 4, emulsification pump
3, dosing dosing pump 5 and medicament surge tank 8, described chemical tank is made up of collecting agent tank 6 and foaming agent tank 7, collecting agent tank 6 and rising
Infusion tank 7 top is respectively equipped with dosing mouth, and described collecting agent tank 6, foaming agent tank 7 interconnect mutually with the overflow pipe of medicament surge tank 8
Running in, the side of collecting agent tank 6 and foaming agent tank 7 is respectively equipped with overflow pipe, and overflow pipe is provided with electrically operated valve 10, collecting agent
Tank 6 is connected with the input of emulsification pump 3 with the output pipe of foaming agent tank 7, collecting agent tank 6 and the outlet tube of foaming agent tank 7
Being respectively equipped with multiple dosing pump 4 on road, the most standby between dosing pump 4, dosing pump says that collecting agent and foaming agent are to human milk respectively
Changing pump 3, the input of emulsification pump 3 connects clear water pipeline, and clear water pipeline is respectively equipped with clear water flow meter 9 and electrically operated valve
10, the outfan of emulsification pump 3 is connected with medicament surge tank 8 by pipeline, medicament surge tank 8 is respectively equipped with dosing mouth and sets
The overflow pipe of electromagnetic valve 10, the outfan of medicament surge tank 8 is had to be connected to multiple chemical feeding points, Duo Gejia by pipeline respectively
Being equipped with dosing dosing pump 5 on the pipeline of snack made with traditional Chinese medicines, emulsification pump will give people's medicament storage case 8 after medicament and water emulsification, emulsifying is good
Medicament adds different chemical feeding points by dosing pump 5, dosing pump 4 and electrically operated valve 10 can control the concentration of the emulsified agent of configuration
For certain value, the chemical feeding points of described floatation process is 1-3, inputs the dosing ratio of each chemical feeding points on host computer 11, upper
Machine 11 controls dosing dosing pump 5 and adds the medicament prepared to each chemical feeding points, according to floatation feed flow Concentration Testing system
The dry coal slurry amount that system 13 is measured, inputs ton coal chemical feeding quantity and medicament ratio in host computer 11, and result of calculation is passed by host computer 11
To PLC control cabinet 12, the dosing pump 4 that PLC control cabinet 12 controls to be connected carries out chemical feeding quantity control；
Described flotation froth product monitoring system is the monitoring camera 17 being arranged on floatation equipment 16, monitoring camera
17 are connected with host computer, and monitoring camera 17 monitors the situation of froth pulp in floatation equipment 16 in real time, according to foam situation
With product index, dosing system is adjusted, controls product quality；
Described control system includes interconnective PLC control cabinet 12 and host computer 11.
As it is shown on figure 3, the dry coal slurry amount of floatation feed can instruct chemical feeding quantity total in floatation process, according to floatation feed
Dry coal slurry amount carries out chemical feeding quantity, dosing ratio and each point chemical feeding quantity and controls.For coal slime and certain fixing medicament of long-term production,
Reagent consumption is K (kg/t), and medicine is definite value than for n.It is Q that emulsification pump 3 adds the water yield1, it is only necessary to controlling interface input medicament
Consumption is K, medicine than n, each chemical feeding points medicament ratio d1:d2:d3.Each point chemical feeding quantity can be calculated, calculate process as follows.Dosing pump 4
The collecting agent volume added is V1(L), foaming agent volume V2(L), V1=n*V2, after emulsifying, bolus volume concentration isAs a example by 3 chemical feeding points, the medicament ratio of each chemical feeding points is d1:d2:d3；Host computer calculates adding of each point
Dose is respectively, first point:Second point:
3rd point:PLC control cabinet 12 controls dosing pump 5 and is added by the medicament of corresponding volume
Snack made with traditional Chinese medicines.
Control to need to meet a condition, it may be assumed that C1For definite value, V1+V2+Q1=V3+V4+V5。
Above-mentioned control method and testing result can automatically detect and control, and system can be included in centralized Control system
In system.
Change when entering float coal matter, control system is switched under manual mode, be operated manually, follow the tracks of dosing
Amount, medicament ratio and each point chemical feeding quantity, seek optimal regime of agent and instruct medicament to automatically control.
Claims (4)
1. Flotation Reagent Emulsion controls an interpolation equipment, including floatation feed flow concentration detection system (13), floatation feed
Flow concentration detection system (13) includes effusion meter (1) and the densimeter (2) being arranged on flotation device pan feeding pipeline, and its feature exists
In: flotation device pan feeding pipeline has control system (14), control system (14) to be connected to drug metering breast by connection
Change multiple spot add-on system (15) and flotation froth product monitoring system；
Described control system includes interconnective PLC control cabinet (12) and host computer (11)；
Described drug metering emulsifying multiple spot add-on system includes chemical tank, dosing pump (4), emulsification pump (3), dosing dosing pump (5)
With medicament surge tank (8), described chemical tank is made up of collecting agent tank (6) and foaming agent tank (7), collecting agent tank (6) and foaming agent
Tank (7) top is respectively equipped with dosing mouth, and side is respectively equipped with overflow pipe, and overflow pipe is provided with electrically operated valve (10), collecting agent tank
(6) it is connected with the input of emulsification pump (3) with the output pipe of foaming agent tank (7), collecting agent tank (6) and foaming agent tank (7)
Output pipe on be respectively equipped with dosing pump (4), the input of emulsification pump (3) connects has clear water pipeline, on clear water pipeline point
Not being provided with clear water flow meter (9) and electrically operated valve (10), the outfan of emulsification pump (3) passes through pipeline and medicament surge tank (8) phase
Connect, medicament surge tank (8) is respectively equipped with dosing mouth and is provided with the overflow pipe of electromagnetic valve (10), medicament surge tank (8) defeated
Go out end and be connected to multiple chemical feeding points by pipeline respectively, the pipeline of multiple chemical feeding points is equipped with dosing dosing pump (5), root
The dry coal slurry amount measured according to floatation feed flow concentration detection system (13), input ton coal chemical feeding quantity and medicine in host computer (11)
Agent ratio, result of calculation is passed to PLC control cabinet (12) by host computer (11), and PLC control cabinet (12) controls the dosing pump being connected
(4) chemical feeding quantity control is carried out；
Described flotation froth product monitoring system is the monitoring camera (17) being arranged on floatation equipment (16), monitoring camera
(17) it is connected with host computer.
Flotation Reagent Emulsion the most according to claim 1 controls interpolation equipment, it is characterised in that: described collecting agent tank (6),
The overflow pipe of foaming agent tank (7) and medicament surge tank (8) is connected with each other discharge.
Flotation Reagent Emulsion the most according to claim 1 controls interpolation equipment, it is characterised in that: adding of described floatation process
Snack made with traditional Chinese medicines is 1-3, and in the upper dosing ratio inputting each chemical feeding points of host computer (11), host computer (11) controls dosing dosing pump (5)
Add the medicament prepared to each chemical feeding points.
Flotation Reagent Emulsion the most according to claim 1 controls interpolation equipment, it is characterised in that be located at floatation equipment described in:
(16) monitoring camera (17) on monitors the situation of floatation equipment (16) interior froth pulp in real time, according to foam situation and product
Dosing system is adjusted by index, controls product quality.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610229267.7A CN105903574A (en) | 2016-04-13 | 2016-04-13 | Emulsification control adding equipment for flotation reagents |
| CA2995426A CA2995426C (en) | 2016-04-13 | 2016-12-12 | Device for emulsification and controlled addition of flotation agent |
| PCT/CN2016/109363 WO2017177703A1 (en) | 2016-04-13 | 2016-12-12 | Device for emulsification and controlled addition of flotation agent |
| RU2018111527A RU2685589C1 (en) | 2016-04-13 | 2016-12-12 | Device for emulsification and controlled addition of flotation reagent |
| AU2016403035A AU2016403035B2 (en) | 2016-04-13 | 2016-12-12 | Device for emulsification and controlled addition of flotation agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610229267.7A CN105903574A (en) | 2016-04-13 | 2016-04-13 | Emulsification control adding equipment for flotation reagents |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105903574A true CN105903574A (en) | 2016-08-31 |
Family
ID=56745954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610229267.7A Pending CN105903574A (en) | 2016-04-13 | 2016-04-13 | Emulsification control adding equipment for flotation reagents |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN105903574A (en) |
| AU (1) | AU2016403035B2 (en) |
| CA (1) | CA2995426C (en) |
| RU (1) | RU2685589C1 (en) |
| WO (1) | WO2017177703A1 (en) |
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| CN106423585A (en) * | 2016-11-30 | 2017-02-22 | 丹东东方测控技术股份有限公司 | Plunger type flotation chemical feeding machine |
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| WO2017177703A1 (en) * | 2016-04-13 | 2017-10-19 | 中国矿业大学 | Device for emulsification and controlled addition of flotation agent |
| CN107638961A (en) * | 2017-10-26 | 2018-01-30 | 唐山市德丰机械设备有限公司 | A kind of coal flotation automatic medicament feeding system |
| CN108255082A (en) * | 2017-12-31 | 2018-07-06 | 天津美腾科技有限公司 | Flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information |
| CN108499745A (en) * | 2018-02-06 | 2018-09-07 | 安徽理工大学 | A kind of refractory minerals floatation system and floatation process |
| CN110961257A (en) * | 2019-11-27 | 2020-04-07 | 天地（唐山）矿业科技有限公司 | Device and method for metering, adjusting and adding chemicals of coal flotation machine |
| 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 |
| CN113510008A (en) * | 2021-04-25 | 2021-10-19 | 江苏仕能工业技术有限公司 | Automatic flotation dosing system |
| CN114570532A (en) * | 2022-03-03 | 2022-06-03 | 华北理工大学 | Automatic flotation dosing system |
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| RU2690078C1 (en) * | 2018-06-04 | 2019-05-30 | Общество с ограниченной ответственностью "Таилс КО" | Flotation classifier |
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| WO2017177703A1 (en) * | 2016-04-13 | 2017-10-19 | 中国矿业大学 | Device for emulsification and controlled addition of flotation agent |
| CN106423585A (en) * | 2016-11-30 | 2017-02-22 | 丹东东方测控技术股份有限公司 | Plunger type flotation chemical feeding machine |
| CN106902988A (en) * | 2017-04-10 | 2017-06-30 | 中国矿业大学 | A kind of coal floatation process automatic control system and method |
| CN106902988B (en) * | 2017-04-10 | 2019-01-08 | 中国矿业大学 | A kind of coal floatation process automatic control system and method |
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| CN108255082A (en) * | 2017-12-31 | 2018-07-06 | 天津美腾科技有限公司 | Flotation intelligence control system based on the detection of ore pulp ash content and floatation feed information |
| CN108499745A (en) * | 2018-02-06 | 2018-09-07 | 安徽理工大学 | A kind of refractory minerals floatation system and floatation process |
| CN110961257A (en) * | 2019-11-27 | 2020-04-07 | 天地（唐山）矿业科技有限公司 | Device and method for metering, adjusting and adding chemicals of coal flotation machine |
| 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 |
| CN113510008A (en) * | 2021-04-25 | 2021-10-19 | 江苏仕能工业技术有限公司 | Automatic flotation dosing system |
| CN114570532A (en) * | 2022-03-03 | 2022-06-03 | 华北理工大学 | Automatic flotation dosing system |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2016403035B2 (en) | 2019-03-21 |
| CA2995426C (en) | 2020-09-22 |
| CA2995426A1 (en) | 2017-10-19 |
| AU2016403035A1 (en) | 2018-03-01 |
| WO2017177703A1 (en) | 2017-10-19 |
| RU2685589C1 (en) | 2019-04-22 |
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Application publication date: 20160831 |