CN207215739U - Three-phase froth coefficient of foaming and pasta system for testing stability - Google Patents
Three-phase froth coefficient of foaming and pasta system for testing stability Download PDFInfo
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- CN207215739U CN207215739U CN201721280735.XU CN201721280735U CN207215739U CN 207215739 U CN207215739 U CN 207215739U CN 201721280735 U CN201721280735 U CN 201721280735U CN 207215739 U CN207215739 U CN 207215739U
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- phase froth
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- 238000005187 foaming Methods 0.000 title claims abstract description 39
- 235000015927 pasta Nutrition 0.000 title claims abstract description 30
- 238000012360 testing method Methods 0.000 title claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000002459 sustained effect Effects 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 19
- 238000000926 separation method Methods 0.000 claims description 5
- 238000001556 precipitation Methods 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 239000006260 foam Substances 0.000 abstract description 56
- 230000000694 effects Effects 0.000 abstract description 15
- 238000001514 detection method Methods 0.000 abstract description 3
- 239000012071 phase Substances 0.000 description 62
- 238000004458 analytical method Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000013112 stability test Methods 0.000 description 5
- 239000007790 solid phase Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model three-phase froth coefficient of foaming and pasta system for testing stability refer to a kind of fire foam foaming effect and foam in pasta Detection of Stability equipment.Including for bubble system, experimental system and record system;It is provided with experimental system top for bubble system, record system is located in the middle part of experimental system and bottom;Include three-phase froth delivery pipe for bubble system, three-phase froth delivery pipe front end connection three-phase froth generating means, rear end is located at experimental system top;Experimental system includes bottomless graduated cylinder, separatory funnel, glass jacket, connecting tube, beaker and A-frame with a scale;Record system includes electronic balance one, electronic balance one and video camera;Electronic balance one is located at below A-frame, and electronic balance two is located at below beaker, and video camera is located at sustained height with bottomless graduated cylinder with a scale;Electronic balance one, electronic balance one and video camera are connected by signal data transmission line with computer in record system, real-time recorded data.
Description
Technical field
The utility model three-phase froth coefficient of foaming and pasta system for testing stability refer to a kind of test device and
Its method of testing, specifically, be related to a kind of fire foam foaming effect and foam in pasta Detection of Stability equipment and its
The method of detection.
Background technology
Fire foam by good cooling effect, screen effect, smothering effect and be widely used in all kinds of oil products
Fire, it can not only quickly cool down combustible surface temperature, moreover it is possible to completely cut off heat radiation of the external heat source to combustible, prevent flammable
Thing and air contact, there is good fire extinguishing effect.But fire foam acts on there is also its weak point in fire plume
Under, foam is easily broken or dispelled, and when fire scene temperature is higher, foam easily evaporates, it is difficult to reaches pasta, therefore can not fill
Its extinguishing effect is waved in distribution.
In recent years, on the basis of two-phase foam add solid phase powder prepared by three-phase froth, preventing and extinguishing fire of coal mine lead
Domain extensive use simultaneously achieves good achievement.Three-phase foam extinguishing agent makes full use of the covering effect of solid phase, the heat absorption of water to make
Prevented and treated spontaneous combustionof coal with the asphyxia ability with nitrogen or put out a fire, and three-phase froth its skeleton after complete dehydration can still be grown
Time is present in goaf, gives full play to its fire extinguishing function, so three-phase froth is used for into mine fire extinguishing significant effect.Grind
The person of studying carefully is according to the excellent fire extinguishing performance of three-phase froth, it has been found that its broad prospect of application in oil fire field.
Three-phase froth is applied to oil fire field, the property of foam is most important.Coefficient of foaming and stability are
Evaluate two important indicators of foam.Coefficient of foaming is to weigh the index of foam solution foaming capacity, and coefficient of foaming is higher, then identical
The foam cumulative volume that amount expanding foam solution is sent is bigger, but jeting effect is poor, and coefficient of foaming is lower, then equal amount foam solution is sent
Foam volume is smaller, and jeting effect is preferable.Coefficient of foaming is influenceed by foam solution composition and foam device.The stability of foam can
Characterized with altitude rate and analysis liquid speed rate, foam stability is good, then can completely cut off hot spoke of the external heat source to pasta for a long time
Penetrate, and contact of the air with pasta can be prevented, play good fire extinguishing and anti-resume combustion effect.Due to the presence of solid-phase component, three
The influence factor that the stability of phase foam is subject to is more more than two-phase foam.At present, though in the market has a large amount of measure two-phase foams
The device of coefficient of foaming and stability, but the measure coefficient of foaming or stability that it can only be single, and can not measure simultaneously, and
It can not be applied to three-phase froth well, can not possibly even measure its stability in actual use.In addition, such device
Also stability of the foam in pasta can not be determined, it is impossible to the effect of good reaction foam in actual applications.Thus, it is necessary to
Design the device for integrating coefficient of foaming and pasta stability test.
The content of the invention
The purpose of this utility model is to be directed to above-mentioned weak point, there is provided a kind of three-phase froth coefficient of foaming and pasta
System for testing stability, is a kind of three-phase froth coefficient of foaming simple in construction, easy to operate and pasta stability test device,
And provide its method of testing.
Three-phase froth coefficient of foaming and pasta system for testing stability are to take following technical scheme to realize:
Three-phase froth coefficient of foaming and pasta system for testing stability include supplying bubble system, experimental system and record system.
It is provided with experimental system top for bubble system, record system is located in the middle part of experimental system and bottom.
It is provided with experimental system top and supplies bubble system, includes three-phase froth delivery pipe, three-phase froth delivery pipe for bubble system
Front end connects three-phase froth generating means, and three-phase froth is produced or provided by other devices, and three-phase froth delivery pipe rear end is located at
Experimental system top, three-phase froth is transported to experimental system;Experimental system includes bottomless graduated cylinder with a scale, separatory funnel, glass
Glass chuck, connecting tube, beaker and A-frame, are made in addition to A-frame of glass, are easy to observation and experimental record.Liquid separation
There is glass jacket outside funnel, vacuumized between separatory funnel and glass jacket, separating tube with a scale is arranged at separatory funnel bottom, point
Liquid pipe bottom is equipped with control valve, and connecting tube front end is connected with control valve, and rear end reaches beaker top, flows into precipitation liquid
In beaker, A-frame is arranged on bottomless graduated cylinder with a scale, glass jacket and separatory funnel bottom, and A-frame will be above-mentioned whole
Experimental system supports.Record system includes electronic balance one, electronic balance two and video camera, and electronic balance one is located at A-frame
Lower section, electronic balance two are located at below beaker, and video camera is located at sustained height with bottomless graduated cylinder with a scale.Electronics in record system
Balance one, electronic balance one and video camera are connected by signal data transmission line with computer, real-time recorded data.
Described bottomless graduated cylinder, separatory funnel, glass jacket, connecting tube and beaker with a scale is made of glass, is easy to
Observation and experimental record.
Three-phase froth coefficient of foaming and the method for testing step of pasta system for testing stability are as follows:
Three-phase froth coefficient of foaming and pasta system for testing stability are put up, closes valve, oil product is poured into liquid separation leakage
Bucket opens video camera and electronic balance one, electronic balance two, and connect with computer to bottomless graduated cylinder and separatory funnel junction
Connect, record data.Obtained three-phase froth is added in bottomless graduated cylinder with a scale by three-phase froth delivery pipe, foam addition
Highly it is 8-10cm, coefficient of foaming is calculated to obtain by quality and volume.Whenever there is the high water columns of 2cm-3cm in separating tube with a scale
When, open control valve and release water, analysis liquid speed rate is calculated according to computer is recorded, according to the height of camera record
Situation of change computed altitude rate of change, foam stability is judged, and can be calculated according to foam quality and volume real time data real-time
Coefficient of foaming, research three-phase froth decay situation.
The utility model three-phase froth coefficient of foaming and the beneficial effect of pasta system for testing stability are:Three-phase froth is sent out
Steep multiple and pasta system for testing stability is reasonable in design, simple in construction, small volume, save raw material, workable, function is strong
Greatly, integrate coefficient of foaming measure and pasta stability test, the real-time coefficient of foaming of foam, the good guarantor of system can be determined
Temp effect can also be used for determining the stability of foam in the case of different oil temperatures.Judge for stability, it can both pass through three
The change of phase foam height is analyzed, and also can analyse liquid rate analysis by analysing the measure of liquid measure, right from different perspectives
The stability of foam is evaluated.The test result of coefficient of foaming and pasta stability is reality of the three-phase froth in oil fire
Using offer reference.The system can be widely applied to the research and development and performance test of Three phase foam.
Brief description of the drawings
Below with reference to accompanying drawing, the utility model is described in further detail:
Fig. 1 is three-phase froth coefficient of foaming and pasta stability test device structure chart.
In figure:1st, three-phase froth delivery pipe;2nd, bottomless graduated cylinder with a scale;3rd, separatory funnel;4th, glass jacket;5th, it is with a scale
Separating tube;6th, control valve;7th, connecting tube;8th, beaker;9th, A-frame;10th, electronic balance one;11st, electronic balance two;12、
Video camera.
Embodiment
Referring to the drawings 1, the utility model three-phase froth coefficient of foaming and pasta stability test device include for bubble system,
Experimental system and record system.It is provided with experimental system top and supplies bubble system, includes three-phase froth delivery pipe for bubble system(1),
Three-phase froth delivery pipe(1)Front end connects three-phase froth generating means, and three-phase froth is produced or provided by other devices, three-phase bubble
Foam delivery pipe(1)Rear end is located at experimental system top, and three-phase froth is transported into experimental system;Experimental system includes nothing with a scale
Bottom graduated cylinder(2), separatory funnel(3), glass jacket(4), connecting tube(7), beaker(8)And A-frame(9), in addition to A-frame
It is made of glass, is easy to observation and experimental record.Separatory funnel(3)There is glass jacket outside(4), separatory funnel(3)With glass
Glass chuck(4)Between vacuumize, separatory funnel(3)Separating tube with a scale is arranged at bottom(5), separating tube(5)Bottom is equipped with control valve
Door(6), connecting tube(7)Front end and control valve(6)It is connected, rear end reaches beaker(8)Top, precipitation liquid is set to flow into beaker
In, A-frame(9)Installed in bottomless graduated cylinder with a scale(2), glass jacket(4)And separatory funnel(3)Bottom, A-frame
(9)Above-mentioned whole experimental system is supported.Record system includes electronic balance one(10), electronic balance one(11)And video camera
(12), electronic balance one(10)Positioned at A-frame(9)Lower section, electronic balance two(11)Positioned at beaker(8)Lower section, video camera
(12)With bottomless graduated cylinder with a scale(2)Positioned at sustained height.Electronic balance one, electronic balance one and video camera lead in record system
Cross signal data transmission line with computer to be connected, real-time recorded data.
Three-phase froth coefficient of foaming and the method for testing step of pasta system for testing stability are as follows:
Three-phase froth coefficient of foaming and pasta system for testing stability are put up, closes valve(6), oil product is poured into liquid separation
Funnel(3)To bottomless graduated cylinder(2)With separatory funnel(3)Junction, open video camera(12)With electronic balance one(10), electronics day
Flat two(11), and with computer linkage record data.Obtained three-phase froth is passed through into three-phase froth delivery pipe(1)It is added to band
The bottomless graduated cylinder of scale(2)In, foam addition height is 8-10cm, and coefficient of foaming is calculated to obtain by quality and volume.Whenever band is carved
Spend separating tube(5)In when having 2cm-3cm water, open control valve(6)Water is released, analysed according to recorded calculate of computer
Liquid speed rate, according to video camera(12)The height change situation computed altitude rate of change of record, foam stability is judged, and can basis
Foam quality calculates real-time coefficient of foaming, research three-phase froth decay situation with volume real time data.
Embodiment
Concrete operation step:
Three-phase froth coefficient of foaming and pasta system for testing stability are put up as shown in accompanying drawing 1, closes valve(6), will
Oil product pours into separatory funnel(3)To bottomless graduated cylinder(2)With separatory funnel(3)Junction, open video camera(12)And electronic balance
One(10), electronic balance two(11), and with computer linkage record data.Obtained three-phase froth is conveyed by three-phase froth
Pipe(1)It is added to bottomless graduated cylinder with a scale(2)In, foam addition height is 8-10cm, calculates and must foam with volume by quality
Multiple.Whenever separating tube with a scale(5)In when having 2cm-3cm water, open control valve(6)Water is released, according to computer institute
Record data calculates analysis liquid speed rate, according to video camera(12)The height change situation computed altitude rate of change of record, judge foam
Stability, and real-time coefficient of foaming can be calculated according to foam quality and volume real time data, research three-phase froth decay situation.
Method of testing:
1)Oil product is added into separatory funnel to separatory funnel and bottomless graduated cylinder junction, it is oily for diesel oil, kerosene etc., electronics day
Flat one(10)Now gross weight is M to record1;Beaker is placed in electronic balance two(11)On, record weight m1;
2)Three-phase froth is added in bottomless graduated cylinder, foam directly contacts with pasta in junction, electronic balance one
(10)Record now weight M2, then M2-M1As foam wt;
3)Three-phase froth elemental height is designated as H1, foam initial volume V can be calculated to obtain according to bottomless graduated cylinder internal diameter1;
4)The foam solution density of three-phase froth used is ρ, according to formula, the initial coefficient of foaming of three-phase froth;
5)Work as separating tube(5)In when having 2cm-3cm water, open valve(6)Water is discarded to beaker(8), remember now electronics
Balance one(10)Reading is M3, electronic balance two(11)Reading is m2, foam height H2, calculating foam volume is V2;
6)Repeat step 5), a water is often put, remembers electronic balance one(10)Reading is M4、M5..., electronic balance two(11)
Reading is m3、m4..., foam height H3、H4..., foam volume V3、V4……;
7)According to step 4)Middle formula, by M2Replace with M3、M4..., V1Replace with V2、V3..., you can calculate different
Moment frostproof froth n multiple, such as、……;
8)By electronic balance two(11)Gained reading m2、m3..., subtract m1Afterwards, when the data obtained records with computer
Between make m-t figures, you can analysis three-phase froth analysis liquid rate behavior;
9)Foam height and time are made into H-t figures, you can analysis three-phase froth altitude rate situation;
10)In summary the stability and Decay Law of three-phase froth can be analyzed;
11)Oil product is heated to 40 DEG C, 60 DEG C, the different temperatures such as 80 DEG C, repeat step 1)—10), due to glass jacket
Inside is vacuum, there is a preferable insulation effect, and oil temperature is held essentially constant in experimentation, it can thus be concluded that three-phase under different oil temperatures
Foam stability and decay situation;
12)By contrasting three-phase froth and the change of two-phase foam height and analysis liquid rate behavior, it can analyze and feelings be present in oil
Under condition, solid phase particles change and analysed the influence of liquid speed rate to foam height;Contrast different formulations three-phase froth height change and
Analyse liquid rate behavior, can analyze which kind of formula foam it is stronger in the stability of pasta, foaming capacity is more preferable, new so as to carry out
The development of foam formulation.
Claims (2)
1. a kind of three-phase froth coefficient of foaming and pasta system for testing stability, it is characterised in that:Including for bubble system, experiment system
System and record system;
It is provided with experimental system top for bubble system, record system is located in the middle part of experimental system and bottom;
Include three-phase froth delivery pipe, three-phase froth delivery pipe front end connection three-phase froth generating means, rear end position for bubble system
In experimental system top, three-phase froth is transported to experimental system;
Experimental system includes bottomless graduated cylinder, separatory funnel, glass jacket, connecting tube, beaker and A-frame with a scale;Liquid separation is leaked
Bucket is outside glass jacket, is vacuumized between separatory funnel and glass jacket, separating tube with a scale, liquid separation are arranged at separatory funnel bottom
Pipe bottom is equipped with control valve, and connecting tube front end is connected with control valve, and rear end reaches beaker top, flows into precipitation liquid and burns
In cup, A-frame is arranged on bottomless graduated cylinder with a scale, glass jacket and separatory funnel bottom, and A-frame will be above-mentioned whole real
Check system supports;
Record system includes electronic balance one, electronic balance one and video camera;Electronic balance one is located at below A-frame, electronics
Balance two is located at below beaker, and video camera is located at sustained height with bottomless graduated cylinder with a scale;Electronic balance one, electricity in record system
Sub- balance one and video camera are connected by signal data transmission line with computer, real-time recorded data.
2. three-phase froth coefficient of foaming according to claim 1 and pasta system for testing stability, it is characterised in that:It is described
Bottomless graduated cylinder, separatory funnel, glass jacket, connecting tube and beaker with a scale be made of glass, be easy to observation with experiment remember
Record.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107478671A (en) * | 2017-09-30 | 2017-12-15 | 南京工业大学 | Three-phase froth coefficient of foaming and pasta system for testing stability and its method of testing |
CN113188579A (en) * | 2021-02-24 | 2021-07-30 | 常德市计量测试检定所 | Measurement check out test set |
-
2017
- 2017-09-30 CN CN201721280735.XU patent/CN207215739U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107478671A (en) * | 2017-09-30 | 2017-12-15 | 南京工业大学 | Three-phase froth coefficient of foaming and pasta system for testing stability and its method of testing |
CN107478671B (en) * | 2017-09-30 | 2024-01-02 | 南京工业大学 | Three-phase foam expansion and oil surface stability test system and test method thereof |
CN113188579A (en) * | 2021-02-24 | 2021-07-30 | 常德市计量测试检定所 | Measurement check out test set |
CN113188579B (en) * | 2021-02-24 | 2023-03-07 | 常德市计量测试检定所 | Measurement check out test set |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180410 Termination date: 20200930 |