CN109569340A - A kind of stable colloidal state microfoam continuous generator - Google Patents
A kind of stable colloidal state microfoam continuous generator Download PDFInfo
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- CN109569340A CN109569340A CN201811539626.4A CN201811539626A CN109569340A CN 109569340 A CN109569340 A CN 109569340A CN 201811539626 A CN201811539626 A CN 201811539626A CN 109569340 A CN109569340 A CN 109569340A
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- Prior art keywords
- foam
- generation tank
- foam generation
- outlet
- tube
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/235—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids for making foam
- B01F23/2351—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids for making foam using driven stirrers
-
- 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
- B01F35/83—Forming a predetermined ratio of the substances to be mixed by controlling the ratio of two or more flows, e.g. using flow sensing or flow controlling devices
-
- 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
- B01F35/90—Heating or cooling systems
- B01F35/92—Heating or cooling systems for heating the outside of the receptacle, e.g. heated jackets or burners
-
- 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
- B01F35/90—Heating or cooling systems
- B01F2035/98—Cooling
Abstract
The present invention relates to a kind of stable colloidal state microfoam continuous generator, the front pump liquid inlet and liquid outlet of the device are connected with the inlet of the outlet of fluid reservoir, foam generation tank respectively;The side of foam generation tank has air inlet;High-speed motor is arranged in foam generation tank top vertical midline;Agitating paddle protrudes into foam generation tank, and the top of its stirring rod is fixedly connected with the shaft of high-speed motor;The foam overflow port on foam generation tank top is connected with drawing pump, and the foam delivery outlet of bottom is connect with rear pump;Straight type water-cooling system is the sandwich being enclosed in around foam generation tank;The inlet tube and outlet tube of snakelike water-cooling system are separately connected helix tube, and helix tube is located at around the stirring rod of agitating paddle.It is the configuration of the present invention is simple, easy to use, the stable colloidal state microfoam of property can be rapidly, continuously generated, is applied for colloidal state microfoam and provides possibility in practical Soil leaching recovery project.
Description
Technical field
The invention belongs to Soil leaching colloidal state microfoam fluid machinery generating device technical fields, and in particular to a kind of stabilization
Colloidal state microfoam continuous generator.
Background technique
Colloidal state microfoam partial size is small, good fluidity and with good stability, is widely used in the side such as the displacement of reservoir oil, flotation
Face, colloidal state microfoam is also gradually applied in contaminated site reparation as a kind of novel Soil leaching mode in recent years.Glue
State microfoam generation method is roughly divided into: high-speed mixing method, miniflow method, fluid jet, electrolysis method, ultrasonic cavitation method etc., wherein high
Fast paddling process is the main method that colloidal state microfoam generates.Miniflow method is suitable only for greatly room due at high cost and technical operation difficulty
Interior research can not carry out industrialization amplification, fluid jet, electrolysis method, ultrasonic cavitation generate microvesicle require fluid injection, gas injection rate compared with
Height, is mainly used for water process and mineral floating is not suitable for Soil leaching reparation.
High-speed mixing method generates colloidal state microfoam at this stage, and mostly batch-type uses multiple fluid reservoirs, in fluid reservoir
It is put into certain volume surfactant solution, is removed after high-speed stirred and exchanges another fluid reservoir and so on for, to reach colloidal state
Microfoam is continuously uninterruptedly supplied, but the method efficiency is lower and generates foam fluctuation and is difficult large-area applications greatly, and
Lather collapse is discharged along with energy in high-speed agitating process, so that foam solution temperature, which constantly increases, has seriously affected the steady of foam
It is qualitative.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of stable colloidal state microfoam continuous generators.
In order to solve the above-mentioned technical problem, stabilization colloidal state microfoam continuous generator of the invention include fluid reservoir, it is defeated
Enter pump, foam generation tank, straight type cooling device, high-speed motor, snakelike water-cooling system, drawing pump, agitating paddle, rear pump;It is described
The liquid inlet and liquid outlet of front pump are connected with the inlet of the outlet of fluid reservoir, foam generation tank respectively;Foam generation tank
Side have air inlet;High-speed motor is arranged in foam generation tank top vertical midline;Agitating paddle protrudes into foam generation tank,
And the top of its stirring rod is fixedly connected with the shaft of high-speed motor;The foam overflow port on foam generation tank top and drawing pump phase
Even, the foam delivery outlet of bottom is connect with rear pump;Straight type water-cooling system is the sandwich being enclosed in around foam generation tank,
Its cooling water inlet is located at the bottom of sandwich, and cooling water outlet is located at the top of sandwich;Snakelike water-cooling system
Including inlet tube, outlet tube and helix tube, inlet tube and outlet tube are separately connected helix tube, feed liquor tube inlet and outlet tube outlet
Positioned at the top of foam generation tank, helix tube is located at around the stirring rod of agitating paddle.
In single unit system operational process, air inlet keeps open state, enough to guarantee to possess in foam generation tank
Tolerance;It adjusts front pump and injects the solution in fluid reservoir in foam generation tank with firm discharge;It is stirred by high-speed motor drive
It mixes paddle continuous rotation and constantly generates colloidal state microfoam;In the process by total inside and outside straight type water-cooling system and snakelike water-cooling system
Same-action keeps the temperature in foam generation tank to stablize;Foam overflow port is connected extra by what is generated in operational process with drawing pump
Foam extraction;Foam delivery outlet is connected with drawing pump, and the colloidal state microfoam of generation is continuously extracted out.
The diameter ratio of the agitating paddle and foam generation tank is 0.3~0.5, and the bottom of agitating paddle always with bubble
Foam delivery outlet is in the same horizontal line.
In the present invention, the solution in fluid reservoir is persistently injected into foam generation tank by adjusting injection pump first, makes foam
Certain amount of liquid can be kept in generation tank.Open high-speed motor, select different agitation revolutions with generate different gas liquid ratios and
The colloidal state microfoam of stability is then turned on rear pump and continuously extracts generated colloidal state microfoam from generating means out;Its
Middle injection fluid flow and foam output flow meet empirical equation: injection fluid flow=(1- foam quality) × output stream
Amount.Straight type and snakelike water-cooling system continuous service in device operation process make the temperature in device keep stablizing, make colloidal state microvesicle
Foam stability will not be spent because of generating means medium temperature high and be declined.
The present invention continuously generates different gas liquid ratios and stabilization by control injection flow, output flow and blender revolution
The colloidal state microfoam of property, the addition of cooling system ensure that temperature is constant in foam generation tank, to ensure that colloidal state microfoam
The generation of continuous-stable.It is the configuration of the present invention is simple, easy to use, the stable colloidal state microfoam of property can be rapidly, continuously generated,
It is applied for colloidal state microfoam and provides possibility in practical Soil leaching recovery project.The present disclosure additionally applies for foamover nanometers
It grain and repairs medicament and continuously generates.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the local structure top view of Fig. 1.
Fig. 3 is snakelike cooling device schematic diagram.
Fig. 4 be the present invention using no cooling condition and cooling condition when device in temperature comparison diagram.
Fig. 5 be the present invention using no cooling condition and cooling condition when half foam life period comparison diagram.
Fig. 6 is the graph of relation of agitating paddle and foam raw city tank diameter ratio and half foam life period in the present invention.
Fig. 7 is the mixing time of the embodiment of the present invention 3 and the graph of relation of half foam life period.
Fig. 8 is the mixing time of the embodiment of the present invention 4 and the graph of relation of half foam life period.
Marginal data:
1- fluid reservoir, 2- front pump, 3- inlet, 4- foam generation tank, the straight type cooling device of 5-, 6- high-speed motor, 7-
Snakelike cooling device, 8- foam overflow port, 9- drawing pump, 10- agitating paddle, 11- foam delivery outlet, 12- rear pump, 13 '-coolings
Water inlet, 13 "-cooling water outlets, 14 '-feed liquor tube inlets, the outlet of 14 "-outlet tubes, 15 air inlets, 71- inlet tube,
72- outlet tube, 73- helix tube.
Specific embodiment
The present invention is clearly and completely described below in conjunction with attached drawing.
As shown in Figure 1, 2, 3, stabilization colloidal state microfoam continuous generator of the invention, including fluid reservoir 1, front pump 2,
Foam generation tank 4, straight type cooling device 5, high-speed motor 6, snakelike water-cooling system 7, drawing pump 9, agitating paddle 10, rear pump 12;
The liquid inlet and liquid outlet of the front pump 2 are connected with the inlet 3 of the outlet of fluid reservoir 1, foam generation tank 4 respectively;Bubble
The side of foam generation tank 4 has air inlet 15;High-speed motor 6 is arranged in 4 top vertical midline of foam generation tank;Agitating paddle 10 is stretched
Enter in foam generation tank 4, and the top of its stirring rod is fixedly connected with the shaft of high-speed motor 6;The bubble on 4 top of foam generation tank
Foam overflow port 8 is connected with drawing pump 9, and the foam delivery outlet 11 of bottom is connect with rear pump 12;Straight type water-cooling system 5 is to be enclosed in
The sandwich of 4 surrounding of foam generation tank, cooling water inlet 13 ' are located at the bottom of sandwich, cooling water outlet 13 "
Positioned at the top of sandwich;Snakelike water-cooling system 7 include inlet tube 71, outlet tube 72 and helix tube 73, inlet tube 71 and go out
Liquid pipe 72 is separately connected helix tube 73, and feed liquor tube inlet 14 ' and outlet tube outlet 14 " are located at the top of foam generation tank 4, spiral
Pipe 73 is located at around the stirring rod of agitating paddle 10;The bottom of agitating paddle 10 is always with foam delivery outlet 11 in same horizontal line
On.
Embodiment one
It is 0.4 that agitating paddle 10 and the diameter ratio of foam generation tank 4, which is arranged, in the present embodiment.
Experiment 1:
Front pump 2 is adjusted to be continuously injected into solution in foam generation tank 4 with firm discharge;High-speed motor 6 is opened, and is adjusted
Agitation revolution is saved, rear pump 12 is adjusted and uniformly exports the colloidal state microfoam of generation with firm discharge, opens drawing pump 9 for foam
Giving up in generation tank 4, bubble is continuous to be extracted out.It is whole in experimentation not open cooling device.
Experiment 2:
Front pump 2 is adjusted to be continuously injected into solution in foam generation tank 4 with firm discharge;High-speed motor 6 is opened, and is adjusted
Agitation revolution is saved, rear pump 12 is adjusted and uniformly exports the colloidal state microfoam of generation with firm discharge, opens drawing pump 9 for foam
Giving up in generation tank 4, bubble is continuous to be extracted out.Cooling water is persistently injected into straight type cooling device 5 and snakelike cooling device 7 in experimentation
In.
The experiment condition of experiment 1 and experiment 2 is shown in Table 1:
Table 1
Temperature comparisons in experiment 1,2 devices of experiment are as shown in Figure 4.
Experiment 1, the half foam life period comparison of experiment 2 are as shown in Figure 5.
The foam quality comparison for testing 1, experiment 2 is shown in Table 2.
Table 2
The foam generation tank internal temperature rate of climb is very fast under no cooling condition as shown in Figure 4, and when 120min reaches 52
DEG C and have a lasting ascendant trend, can under the conditions of cooling water is persistently injected into straight type cooling device 5 with snakelike cooling device 7
Effectively slow down the rate of climb of foam generation tank internal temperature, temperature reaches 33 DEG C when 120min.As shown in Figure 5 in cooling item
Under part, foam is generated substantially into stable state after running 20min, and half foam life period amplitude of variation is smaller, and colloidal state microfoam is held
Continuous stablize generates, and half-life period fluctuating range is big in foam generating process under no cooling condition.It can obviously be sent out by table 2 simultaneously
It is existing, it is more stable that foam quality caused by cooling link is added.
Prove that the present invention can be with steady and continuous real estate raw rubber state microfoam by experiment 1,2.
Embodiment two
It is respectively 0.2,0.3,0.4,0.5,0.6 that agitating paddle 10 and the diameter ratio of foam generation tank 4, which is arranged, in the present embodiment.
Experiment condition is shown in Table 3:
Table 3
The relation curve of agitating paddle and foam generation tank diameter ratio and half foam life period is shown in Fig. 6.
Agitating paddle and foam generation tank diameter ratio and foam quality correlation data are shown in Table 4:
Table 4
Agitating paddle and foam generation tank diameter ratio | 0.2 | 0.3 | 0.4 | 0.5 | 0.6 |
Foam quality | 79.20% | 80.0% | 82.8% | 85.6% | 89.0% |
As seen from Figure 6, with the increase of agitating paddle 10 and the diameter ratio of foam generation tank 4, half foam life period is in
Existing first increases and then decreases trend, when ratio is 0.3~0.5, half foam life period is higher, and as shown in Table 4, foam quality with
Agitating paddle 10 and the increase foam quality of the diameter ratio of foam generation tank 4 continue to increase.However, with the increasing of foam quality
Foam air content is added to increase, bubble film is thinning to will lead to foam stability decline.Therefore the present invention preferably agitating paddle 10 and bubble
The diameter ratio range of foam generation tank 4 is 0.3~0.5.
Embodiment three
It is 0.4 that agitating paddle 10 and the diameter ratio of foam generation tank 4, which is arranged, in the present embodiment.
Experiment condition is shown in Table 5:
Table 5
Half foam life period is shown in Fig. 7.
Foam quality comparison is shown in Table 6.
Table 6
Time | 0min | 20min | 40min | 60min | 80min | 100min | 120min |
Foam quality | 78.40% | 83.60% | 83.20% | 83.60% | 83.00% | 84.40% | 83.40% |
Agitation revolution is reduced known to Fig. 7 and table 6, which equally can be with the generation colloidal state microfoam of continuous-stable.
Example IV
It is 0.4 that agitating paddle 10 and the diameter ratio of foam generation tank 4, which is arranged, in the present embodiment.
Experiment condition is shown in Table 7:
Table 7
Half foam life period is shown in Fig. 8.
Foam quality comparison is shown in Table 7.
Table 7
Time | 0min | 20min | 40min | 60min | 80min | 100min | 120min |
Foam quality | 83.80% | 82.80% | 82.80% | 84.00% | 83.60% | 83.60% | 83.60% |
Agitation revolution is improved known to Fig. 8 and table 7, which equally can be with the generation colloidal state microfoam of continuous-stable.
The technical principle of the invention is described above in combination with a specific embodiment, it is clear that described embodiment is only this
Invention a part of the embodiment is only the preferred embodiment of the present invention instead of all the embodiments.Protection scope of the present invention
It is not limited merely to above-described embodiment, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.This
The technical staff in field can associate with other specific embodiments of the invention without creative labor, these sides
Formula will fall within the scope of protection of the present invention.
Claims (2)
1. a kind of stable colloidal state microfoam continuous generator, it is characterised in that including fluid reservoir (1), front pump (2), foam hair
Raw tank (4), straight type cooling device 5, high-speed motor (6), snakelike water-cooling system (7), drawing pump (9), agitating paddle (10), rear pump
(12);The liquid inlet and liquid outlet of the front pump (2) inlet with the outlet of fluid reservoir (1), foam generation tank (4) respectively
(3) it is connected;The side of foam generation tank (4) has air inlet (15);The setting of foam generation tank (4) top vertical midline is high
Speed motor (6);Agitating paddle (10) protrudes into foam generation tank (4), and the shaft of the top of its stirring rod and high-speed motor (6) is solid
Fixed connection;The foam overflow port (8) on foam generation tank (4) top is connected with drawing pump (9), the foam delivery outlet (11) of bottom with
Rear pump (12) connection;Straight type water-cooling system (5) is the sandwich being enclosed in around foam generation tank (4), cooling water note
Entrance (13 ') is located at the bottom of sandwich, and cooling water outlet (13 ") is located at the top of sandwich;Snakelike water-cooling system
It (7) include inlet tube (71), outlet tube (72) and helix tube (73), inlet tube (71) and outlet tube (72) are separately connected helix tube
(73), feed liquor tube inlet (14 ') and outlet tube outlet (14 ") are located at the top of foam generation tank (4), and helix tube (73), which is located at, to be stirred
Around the stirring rod for mixing paddle (10).
2. stable colloidal state microfoam continuous generator according to claim 1, it is characterised in that the agitating paddle
(10) with the diameter ratio of foam generation tank (4) be 0.3~0.5, and agitating paddle (10) bottom always with foam delivery outlet
(11) in the same horizontal line.
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CN201811539626.4A CN109569340A (en) | 2018-12-17 | 2018-12-17 | A kind of stable colloidal state microfoam continuous generator |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202204650U (en) * | 2011-08-01 | 2012-04-25 | 安徽省荆涂电力工程有限公司 | Foam spray leak detection machine |
CN202640646U (en) * | 2012-05-30 | 2013-01-02 | 四川国能伟业科技有限公司 | Water circulator for producing phenolic resin foam |
DE102014117734A1 (en) * | 2014-12-03 | 2016-06-09 | Sonderhoff Engineering Gmbh | Apparatus and method for loading a liquid with a gas |
CN106310986A (en) * | 2016-09-12 | 2017-01-11 | 中国石油大学(华东) | Circular-microbubble type gas-liquid mixing device |
CN108655169A (en) * | 2018-05-24 | 2018-10-16 | 吉林大学 | Soil repair system based on colloidal state microfoam and restorative procedure |
-
2018
- 2018-12-17 CN CN201811539626.4A patent/CN109569340A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202204650U (en) * | 2011-08-01 | 2012-04-25 | 安徽省荆涂电力工程有限公司 | Foam spray leak detection machine |
CN202640646U (en) * | 2012-05-30 | 2013-01-02 | 四川国能伟业科技有限公司 | Water circulator for producing phenolic resin foam |
DE102014117734A1 (en) * | 2014-12-03 | 2016-06-09 | Sonderhoff Engineering Gmbh | Apparatus and method for loading a liquid with a gas |
CN106310986A (en) * | 2016-09-12 | 2017-01-11 | 中国石油大学(华东) | Circular-microbubble type gas-liquid mixing device |
CN108655169A (en) * | 2018-05-24 | 2018-10-16 | 吉林大学 | Soil repair system based on colloidal state microfoam and restorative procedure |
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