CN105699634B - Emulsified asphalt de-emulsification speed test device and its method based on current value - Google Patents
Emulsified asphalt de-emulsification speed test device and its method based on current value Download PDFInfo
- Publication number
- CN105699634B CN105699634B CN201610025251.4A CN201610025251A CN105699634B CN 105699634 B CN105699634 B CN 105699634B CN 201610025251 A CN201610025251 A CN 201610025251A CN 105699634 B CN105699634 B CN 105699634B
- Authority
- CN
- China
- Prior art keywords
- emulsified asphalt
- current value
- mould
- compound
- emulsification speed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/42—Road-making materials
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a kind of emulsified asphalt de-emulsification speed test device and its method based on current value, from top to bottom it is sequentially provided with emulsified asphalt compression system, emulsified asphalt storage device, emulsified asphalt dispensing device, heater, compound mould and control system, wherein, the shower nozzle of the emulsified asphalt dispensing device is located in heater, digital voltage regulation ammeter is provided with the emulsified asphalt dispensing device, the digital voltage regulation ammeter can accurately measure the current value on compound die surface, and current value is real-time transmitted in control system;The electrode of mounting temperature sensor and digital voltage regulation ammeter on the compound mould, the present invention can determine the demulsification time of emulsified asphalt, solve present emulsified asphalt can only qualitative evaluation emulsified asphalt de-emulsification speed the problem of.
Description
Technical field
The invention belongs to road engineering ground surface material field, and in particular to a kind of emulsified asphalt demulsification speed based on current value
Spend test device and method.
Background technology
Emulsified asphalt is represented as one kind of cold-mix asphalt compound, in recent years, continuous with " green is built the road " technology
Development, it is widely used in the maintenance project on road surface.It is different according to the de-emulsification speed of emulsified asphalt, often it is classified as fast
Split, in split, split three types slowly, at present, qualitative determination method also not on emulsified asphalt de-emulsification speed, it is therefore proposed that
A kind of apparatus and method of emulsified asphalt de-emulsification speed qualitative determination have very important significance.
At present, the measure research for emulsified asphalt de-emulsification speed is also fewer, because the pitch breast in external specification
Liquid Virtual production, it is that emulsion has been understood when using for which kind of type, therefore need not carry out the determination of emulsified asphalt de-emulsification speed;
And China most of unit in charge of construction oneself production emulsified asphalt, therefore determine emulsified asphalt de-emulsification speed more show it is important.
The JTJ E20-2011 that China formulated in 2011《Highway engineering pitch and Asphalt Mixture Experiment code》In the emulsification that provides
Pitch de-emulsification speed test method, can qualitatively determine emulsified asphalt de-emulsification speed;Meanwhile, Lanzhou Jiaotong University Li Bo et al.
A kind of emulsified asphalt de-emulsification speed tester based on current value has been invented, breast is characterized by measuring the current value of emulsified asphalt
Change the de-emulsification speed of pitch.
The method of the measure emulsified asphalt de-emulsification speed provided for China's specification, it is difficult to quantitative measure emulsified asphalt
De-emulsification speed, easily causes larger human error, and the application value for Practical Project is smaller;And Lanzhou Jiaotong University Li Bo
Et al. invention a kind of emulsified asphalt de-emulsification speed tester based on current value, be that emulsified asphalt is determined by applied voltage
Current value represent the de-emulsification speed of emulsified asphalt, although there is similarity with the present invention, but proposed by the present invention survey
Trial assembly is put, method and steps is all very different with it, meanwhile, when it is that measurement emulsified asphalt is demulsified in itself liquid
Electric current value changes, the sprinkling process without simulating site operation emulsified asphalt more do not simulate live emulsified asphalt and mixed
The reciprocation on material road surface is closed, therefore, the result measured lacks accuracy.
The content of the invention
Goal of the invention:The problem of existing for prior art, the invention provides a kind of convenient and simple for operation, feasibility
By force, and can quantitative determine emulsified asphalt de-emulsification speed emulsified asphalt de-emulsification speed test device based on current value and
Method.
Technical scheme:A kind of emulsified asphalt de-emulsification speed test device based on current value, is from top to bottom sequentially provided with breast
Change pitch pressurization system, emulsified asphalt storage device, emulsified asphalt dispensing device, heater, compound mould and control
System, wherein, the shower nozzle of the emulsified asphalt dispensing device is located in heater, is provided with the emulsified asphalt dispensing device
Digital voltage regulation ammeter, the digital voltage regulation ammeter can accurately measure the current value on compound die surface, and by current value
It is real-time transmitted in control system;The electrode of mounting temperature sensor and digital voltage regulation ammeter on the compound mould.
Specifically, described emulsified asphalt dispensing device can be quantified, uniformly by emulsified asphalt spread on compound,
Emulsified asphalt fountain height is 5g-30g.
Specifically, described digital voltage regulation ammeter is capable of the electric current value changes of dynamic measurement standard mould upper surface, and
It is transmitted to control system in real time, it is desirable to which its measurement accuracy is 1mA;Input voltage can be adjusted simultaneously for 10V-30V.
Specifically, described heater can rapidly, it is uniform by temperature control at 20 DEG C -70 DEG C, and have good
Heat-insulating property.
Specifically, described compound mould is water stabilized mixture mould or asphalt mould;Compound mould two
Side is provided with good electrode, is internally provided with temperature sensor, being capable of real time temperature measurement and by its incoming control system.
Specifically, described control system includes digital display screen and control button, can control the sprinkling matter of emulsified asphalt
Amount, the heating-up temperature of compound, record current value measurement result;It is as follows that it calculates emulsified asphalt demulsification time course:
(1) with the demulsification of emulsified asphalt, measured current value is constantly reducing, and current value begins to decline continuous selection
Continuous 4 current values are one group, and I is designated as respectively1, I2, I3, I4;
(2) average for reorganizing current value is calculated according to formula { 1 }:
(3) variance for reorganizing current value is calculated according to formula { 2 }:
Think to work as P0During less than 5%, emulsified asphalt now has been demulsified, and the corresponding time is the emulsified asphalt
The demulsification time.
Specifically, frame is provided between the emulsified asphalt storage device and control system.
A kind of emulsified asphalt de-emulsification speed method of testing based on current value, described change pitch de-emulsification speed method of testing
Comprise the following steps:
Step 1:The a certain amount of emulsified asphalt for needing to determine is added in emulsified asphalt storage device;
Step 2:The compound test specimen that fix level is matched somebody with somebody is added in compound mould, can for water stabilized mixture test specimen
With the test specimen according to water stabilized mixture mould molding corresponding size;, can first Beat numbers standard for bitumen mixture specimen
Test specimen, then it is cut to corresponding asphalt mould test specimen;
Step 3:Opening control, sets test parameters, includes sprinkling quality, the compound of emulsified asphalt dispensing device
The heating-up temperature of mould, and show that obtained emulsified asphalt is calculated according to current value measurement result to be demulsified the time on a display screen.
Beneficial effect:Compared with prior art, a kind of emulsified asphalt de-emulsification speed based on current value that the present invention is provided
Test device and method, can direct measurement go out the de-emulsification speed of emulsified asphalt, the speed of emulsified asphalt is evaluated from quantitative angle
Degree, reduces and unnecessary thinks error;Live emulsified asphalt demulsification situation can be simulated on higher degree simultaneously, according to what is surveyed
Emulsified asphalt current value calculates its de-emulsification speed and is shown on display screen automatically;Convenient and simple for operation, feasibility of the invention
By force, with highly important engineering significance.
Brief description of the drawings
Fig. 1 is the emulsified asphalt de-emulsification speed test device schematic diagram based on current value.
Embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated.
As shown in figure 1, a kind of emulsified asphalt de-emulsification speed test device based on current value, including emulsified asphalt compression train
System 1, emulsified asphalt storage device 2, frame 3, emulsified asphalt dispensing device 4, digital voltage regulation ammeter 5, heater 6, mixing
Expect mould 7, electrode 8, temperature sensor 9 and control system 10;From top to bottom it is sequentially provided with emulsified asphalt compression system 1, emulsification
Asphalt storage device 2, emulsified asphalt dispensing device 4, heater 6, compound mould 7 and control system 10, wherein, emulsification
The shower nozzle of asphalt spraying device 4 is located in heater 6, and digital voltage regulation ammeter 5 is provided with emulsified asphalt dispensing device 4, should
Digital voltage regulation ammeter 5 can accurately measure the current value on the surface of compound mould 7, and current value is real-time transmitted into control system
In system 10;The electrode 8 of mounting temperature sensor 9 and digital voltage regulation ammeter 5 on compound mould 7;Emulsified asphalt storage device 2
Frame is provided between control system 10.
7 points above-mentioned of compound mould is water stabilized mixture mould and the major class of asphalt mould two, water stabilized mixture
Mould is cuboid, long 10cm-20cm, wide 5cm-8cm, high 3cm-6cm;Asphalt mould is cylinder, a diameter of
10cm-15cm, is highly 3cm-5cm;The both sides of compound mould 7 are provided with good electrode 8, play good conducting function;In it
Portion is provided with temperature sensor 9, being capable of real time temperature measurement and by its incoming control system 10;The compound mould that the present embodiment is used makes
It is asphalt mould, a diameter of 10cm is highly 4cm.
A kind of emulsified asphalt de-emulsification speed method of testing based on resistance value, it comprises the following steps:
(1) a certain amount of emulsified asphalt for needing to determine is added in emulsified asphalt storage device, wherein emulsified asphalt is
In split type emulsified asphalt;
(2) compound test specimen that fix level is matched somebody with somebody is added in asphalt mould;Wherein, this compound added
Type is AC-20, and with situation as shown in table 1, it is 4cm's that the AC-20 of Beat numbers standard specimen is cut into height to its level
Bitumen mixture specimen;
Table 1AC-20 mixture gradation situations
(3) opening control, sets test parameters, includes sprinkling quality, the pitch mixing of emulsified asphalt dispensing device
Expect the heating-up temperature of mould, and show that obtained emulsified asphalt is calculated according to the measurement result of current value to be demulsified the time.It is therein
The sprinkling quality of emulsified asphalt dispensing device is 10g, and the heating-up temperature of asphalt mould is 50 DEG C.
Meta 86s when the demulsification of this kind of emulsified asphalt can be read finally according to the display screen in control system.
Claims (8)
1. a kind of emulsified asphalt de-emulsification speed test device based on current value, it is characterised in that:From top to bottom it is sequentially provided with breast
Change pitch pressurization system (1), emulsified asphalt storage device (2), emulsified asphalt dispensing device (4), heater (6), compound
Mould (7) and control system (10), wherein, the shower nozzle of the emulsified asphalt dispensing device (4) is located in heater (6),
Digital voltage regulation ammeter (5) is provided with the emulsified asphalt dispensing device (4), the digital voltage regulation ammeter (5) can be measured accurately
Current value on compound mould (7) surface, and current value is real-time transmitted in control system (10);The compound mould
(7) electrode (8) of mounting temperature sensor (9) and digital voltage regulation ammeter (5) on.
2. the emulsified asphalt de-emulsification speed test device according to claim 1 based on current value, it is characterised in that:It is described
Emulsified asphalt dispensing device (4) can quantify, it is uniform by emulsified asphalt spread on compound, emulsified asphalt fountain height is
5g-30g。
3. the emulsified asphalt de-emulsification speed test device according to claim 1 based on current value, it is characterised in that:It is described
Digital voltage regulation ammeter (5) be capable of the electric current value changes of dynamic measurement standard mould upper surface, and be transmitted to control in real time
System (10) processed, it is desirable to which its measurement accuracy is 1mA;Input voltage can be adjusted simultaneously for 10V-30V.
4. the emulsified asphalt de-emulsification speed test device according to claim 1 based on current value, it is characterised in that:It is described
Heater (6) by temperature control at 20 DEG C -70 DEG C.
5. the emulsified asphalt de-emulsification speed test device according to claim 1 based on current value, it is characterised in that:It is described
Compound mould (7) be water stabilized mixture mould or asphalt mould;Compound mould (7) both sides are provided with good electrode
(8) temperature sensor (9), is internally provided with, being capable of real time temperature measurement and by its incoming control system (10).
6. the emulsified asphalt de-emulsification speed test device according to claim 1 based on current value, it is characterised in that:It is described
Control system (10) include digital display screen and control button, can control emulsified asphalt sprinkling quality, the heating of compound
Temperature, record current value measurement result;It is as follows that it calculates emulsified asphalt demulsification time course:
(1) with the demulsification of emulsified asphalt, measured current value is constantly reducing, and current value, which is begun to decline, constantly chooses continuous
4 current values be one group, I is designated as respectively1, I2, I3, I4;
(2) average of this group of current value is calculated according to formula { 1 }:
(3) variance of this group of current value is calculated according to formula { 2 }:
Think to work as P0During less than 5%, emulsified asphalt now has been demulsified, and the corresponding time is the demulsification of the emulsified asphalt
Time.
7. the emulsified asphalt de-emulsification speed test device according to claim 1 based on current value, it is characterised in that:It is described
Frame is provided between emulsified asphalt storage device (2) and control system (10).
8. a kind of emulsified asphalt de-emulsification speed method of testing based on current value, it is characterised in that:This method, which is used, is based on electric current
The emulsified asphalt de-emulsification speed test device of value, the device is from top to bottom sequentially provided with emulsified asphalt compression system (1), emulsification drip
Blue or green storage device (2), emulsified asphalt dispensing device (4), heater (6), compound mould (7) and control system (10),
Wherein, the shower nozzle of the emulsified asphalt dispensing device (4) is located in heater (6), in the emulsified asphalt dispensing device (4)
Provided with digital voltage regulation ammeter (5), the digital voltage regulation ammeter (5) can accurately measure the electric current on compound mould (7) surface
Value, and current value is real-time transmitted in control system (10);On the compound mould (7) mounting temperature sensor (9) and
The electrode (8) of digital voltage regulation ammeter (5);
Described emulsified asphalt de-emulsification speed method of testing comprises the following steps:
Step 1:The a certain amount of emulsified asphalt for needing to determine is added in emulsified asphalt storage device (2);
Step 2:The compound test specimen that fix level is matched somebody with somebody is added in compound mould, for water stabilized mixture test specimen, Ke Yigen
According to the test specimen of water stabilized mixture mould molding corresponding size;For bitumen mixture specimen, can first Beat numbers standard specimen,
Corresponding asphalt mould test specimen is cut to again;
Step 3:Opening control (10), sets test parameters, includes the sprinkling quality, mixed of emulsified asphalt dispensing device (4)
The heating-up temperature of material mould (7) is closed, and shows that obtained emulsified asphalt is calculated according to current value measurement result to be broken on a display screen
The newborn time.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610025251.4A CN105699634B (en) | 2016-01-13 | 2016-01-13 | Emulsified asphalt de-emulsification speed test device and its method based on current value |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610025251.4A CN105699634B (en) | 2016-01-13 | 2016-01-13 | Emulsified asphalt de-emulsification speed test device and its method based on current value |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105699634A CN105699634A (en) | 2016-06-22 |
CN105699634B true CN105699634B (en) | 2017-09-19 |
Family
ID=56226278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610025251.4A Expired - Fee Related CN105699634B (en) | 2016-01-13 | 2016-01-13 | Emulsified asphalt de-emulsification speed test device and its method based on current value |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105699634B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110108598B (en) * | 2019-05-24 | 2024-02-02 | 中铁隧道局集团有限公司 | Device and method for testing demulsification speed and demulsification rate of emulsified asphalt |
CN113218810B (en) * | 2021-04-30 | 2024-07-09 | 西安公路研究院 | Method for measuring demulsification speed of emulsified asphalt |
CN118707088A (en) * | 2024-08-30 | 2024-09-27 | 山东翌纬公路工程有限公司 | Emulsified asphalt demulsification speed testing device and method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5551940A (en) * | 1995-07-06 | 1996-09-03 | The Lane Construction Corporation | Apparatus for separating aggregates from an asphalt-aggregate mixture |
CN2848925Y (en) * | 2005-11-29 | 2006-12-20 | 美的集团有限公司 | Emulsified asphalt spraying device |
CN203551496U (en) * | 2013-10-30 | 2014-04-16 | 兰州交通大学 | Demulsification velocity tester for emulsified asphalt |
CN104947574A (en) * | 2015-05-19 | 2015-09-30 | 徐州徐工筑路机械有限公司 | Multifunctional asphalt pavement maintenance vehicle |
-
2016
- 2016-01-13 CN CN201610025251.4A patent/CN105699634B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5551940A (en) * | 1995-07-06 | 1996-09-03 | The Lane Construction Corporation | Apparatus for separating aggregates from an asphalt-aggregate mixture |
CN2848925Y (en) * | 2005-11-29 | 2006-12-20 | 美的集团有限公司 | Emulsified asphalt spraying device |
CN203551496U (en) * | 2013-10-30 | 2014-04-16 | 兰州交通大学 | Demulsification velocity tester for emulsified asphalt |
CN104947574A (en) * | 2015-05-19 | 2015-09-30 | 徐州徐工筑路机械有限公司 | Multifunctional asphalt pavement maintenance vehicle |
Non-Patent Citations (1)
Title |
---|
电动力学在乳化沥青破乳速度测定中的应用;李波等;《中外公路》;20150228;第35卷(第1期);第279-283页 * |
Also Published As
Publication number | Publication date |
---|---|
CN105699634A (en) | 2016-06-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105699634B (en) | Emulsified asphalt de-emulsification speed test device and its method based on current value | |
CN107063884B (en) | A kind of experimental provision and test method of the lower evaluation porous asphalt pavement high-temperature behavior of multi- scenarios method effect | |
CN105716999B (en) | A kind of reclaimed asphalt mixture regenerative agent diffuser efficiency evaluation method | |
CN102108666A (en) | Method for controlling construction quality of asphalt pavement in real time | |
CN105548527B (en) | A kind of emulsified asphalt de-emulsification speed test device and method of testing based on moment of torsion | |
CN209368648U (en) | The test of cement stabilizing RAP mixture Base Asphalt Pavement reflection crack and evaluating apparatus | |
CN106596285A (en) | Experimental device used for evaluation of water stability of bituminous mixture and experimental method | |
CN109596456A (en) | A kind of calculation method of bituminous pavement asphalt and aggregate peeling rate | |
CN103983551B (en) | Two-dimensional visual seepage experiment device for simulating homogeneity in layer and experiment method thereof | |
CN107817146A (en) | Dual compression preparation of soil sample device and method for making sample | |
CN111946065A (en) | Device and method for intelligently monitoring concrete vibration through current change | |
CN102720114A (en) | Method for rapid control on degree of compaction of asphalt mixture | |
CN106950118A (en) | A kind of bi tumenf orr oad high temperature, low temperature performance method for quick | |
CN107796714A (en) | Simulate the asphalt mixture shearing strength tester of actual wheel load | |
CN109142148A (en) | A method of based on CAM model analysis THFS modified pitch temperature-sensitive performance | |
CN108009128A (en) | A kind of appraisal procedure of glass metal uniformity | |
CN207600815U (en) | Dual compression preparation of soil sample device | |
CN208654157U (en) | Rainfall simulator | |
CN106680315A (en) | Compactness detection method of steel pipe concrete | |
CN109765128A (en) | Pitch anti-aging property evaluation method based on Dissipated energy | |
CN205749139U (en) | Sandwich establishment asphalt Reflection Cracking performance testing device | |
CN104062209B (en) | One seed manure medicine injection diffusion mechanism testing experiment table apparatus | |
Delfosse et al. | Performance control of bituminous mixtures with a high RAP content | |
CN111521578A (en) | Infrared spectrum-based modified asphalt stability rapid prejudging method | |
CN105352850B (en) | A kind of device measuring the emulsified asphalt demulsification time based on current value |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20200113 |