CN108827814B - Simulate dry method rubber grain and asphalt grouting and cubical expansivity measurement device and method - Google Patents
Simulate dry method rubber grain and asphalt grouting and cubical expansivity measurement device and method Download PDFInfo
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- CN108827814B CN108827814B CN201810379225.0A CN201810379225A CN108827814B CN 108827814 B CN108827814 B CN 108827814B CN 201810379225 A CN201810379225 A CN 201810379225A CN 108827814 B CN108827814 B CN 108827814B
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000010426 asphalt Substances 0.000 title claims abstract description 37
- 238000005259 measurement Methods 0.000 title claims abstract description 16
- 238000005303 weighing Methods 0.000 claims abstract description 44
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 238000004088 simulation Methods 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims abstract description 14
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 230000008859 change Effects 0.000 claims abstract description 9
- 230000033001 locomotion Effects 0.000 claims abstract description 5
- 238000013461 design Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 6
- 238000011160 research Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 229920002209 Crumb rubber Polymers 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007580 dry-mixing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000010920 waste tyre Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content
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- Physics & Mathematics (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- 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 simulation dry method rubber grain and asphalt grouting and cubical expansivity measurement device and methods, including main structure module, moving lifting module, Weighing module and control module, main structure module includes pedestal, the vessel for accommodating pitch are provided on pedestal, vessel have been orderly arranged outside each heat conductive insulating inner wall and partiting thermal insulation outer wall, it is provided with heating element between outer wall and inner wall, provides heat source for the pitch of seal carrier；Moving lifting module drives Weighing module movement, and the rubber grain in Weighing module accommodating chamber is made to immerse or be detached from pitch, and control module controls the work of moving lifting module, Weighing module and heating element.By test rubber grain and the forward and backward mass change of asphalt grouting, the cubical expansivity for determining rubber grain is calculated.
Description
Technical field
The invention belongs to road engineering material the field of test technology, and in particular to a kind of simulation dry method rubber grain and pitch
Effect and cubical expansivity measurement device and method.
Background technique
The technology that waste Crumb rubber (or particle) is applied to bituminous pavement is broadly divided into wet process and dry process two major classes.Dry method
Refer to using rubber powder as a part of fine aggregate first with dry mixing of gathering materials, it is mixed at waste Crumb rubber modified asphalt to be then sprayed into pitch mixing
Close material.Due to dry process be not necessarily to modified device, processing method is simple, can consume a large amount of waste tires, reduce environmental pollution and
Save building stones resource.Therefore, dry method rubber-asphalt mixture has potential research and application value.
Correlative study show dry method rubber-asphalt mixture mix and stir in high temperature, transport and paving process in rubber grain with
By interaction physics and chemical reaction occur for pitch, cause rubber grain oil suction to expand, and change the rheological characteristic of pitch
Can, so as to cause the variation of rubber-asphalt mixture pavement performance.Therefore, research dry method rubber grain and asphalt grouting and its body
Product expansion rate changing rule is most important for the performance for promoting dry method rubber-asphalt mixture.Related dry method rubber grain at present
The Quantitative Study expanded with asphalt grouting and rubber grain oil suction is relatively fewer, although Airey et al. uses mesh basket method pair
The oil absorption of rubber grain is tested, but the device used is fairly simple, and whole process needs manual operation, thus tests by people
It is affected for factor, it is difficult to the precision of guarantee test result.
Summary of the invention
The present invention to solve the above-mentioned problems, proposes a kind of simulation dry method rubber grain and asphalt grouting and volume expansion
Rate measurement device and method, the present invention can not only simulate the interaction of rubber grain and pitch, but also can be with real-time detection
The mass change of rubber grain oil suction in mechanism, so that it is determined that the cubical expansivity of rubber grain.
To achieve the goals above, the present invention adopts the following technical scheme:
Research and develop a kind of simulation dry method rubber grain and asphalt grouting and cubical expansivity measurement device, including main structure mould
Block, moving lifting module, Weighing module and control module, in which:
The main structure module includes pedestal, is provided with the vessel for accommodating pitch on the pedestal, the vessel it is outer
Side is disposed with heat conductive insulating inner wall and partiting thermal insulation outer wall, and heating element is provided between outer wall and inner wall, holds for sealing
The pitch of load provides heat source；
The moving lifting module drives Weighing module movement, and the rubber grain carried in Weighing module is made to immerse or be detached from
Pitch；
The work of control module control the moving lifting module, Weighing module and heating element, by testing rubber
The grain mass change forward and backward with asphalt grouting, calculates the cubical expansivity for determining rubber grain.
Further, the main structure module includes L-type support, and vessel, institute are provided on the pedestal of the L-type support
It states vessel and is set in heat conductive insulating inner wall, the heat conductive insulating inner wall outside is wound with heating element, and is set in heat-insulated
Insulate inside outer wall, is realized and is sealed by top cover on the upside of vessel, the top cover follows the movement being arranged on the bracket of L-type support
Go up and down block motion.
Further, the partiting thermal insulation outer wall is located at outside heating element, provides confined space for heated asphalt, to add
Thermal environment provides heat-insulated and insulating space.
Further, the moving lifting module includes transverse connecting rod, vertical connecting rod and sliding slot, and the sliding slot is fixed
In the top for accommodating main structure, transverse connecting rod one end is connect with sliding slot, and the other end and vertical connecting rod connect, vertical to connect
It is provided with mass sensor on bar and connects the connector of Weighing module.
Further, the transverse connecting rod is hollow structure, and conducting wire is arranged inside, and the vertical connecting rod is hollow
Structure inside accommodates mass sensor.
Further, the end of the vertical connecting rod is provided with rod piece, and screw thread, the rod piece are provided on the rod piece
It is connected by screw thread and top cover rotation.
Further, the Weighing module includes accommodating chamber and connecting elements, and the connecting elements is connect with connector, institute
Accommodating chamber is stated for holding rubber grain.
Further, the vessel are to be detachably connected with pedestal, and temperature sensor is provided in vessel.
Further, the control module includes power switch, controller, control key and display screen, the power switch
The switch of controller is controlled, the controller receives the corresponding instruction of control key input, controls heating element, moving lifting mould
The work of block and Weighing module, display screen show collected temperature, quality, time and lifting distance parameter.
Working method based on above-mentioned apparatus, comprising the following steps:
It is poured into vessel by the load weighted pitch of design requirement, vessel is placed in heat conductive insulating inner wall；
Start heating element work, the temperature of requirement, operation Weighing module decline, so that accommodating chamber is provided are reached to temperature
Height is immersed in pitch, reaches setting time, and operation Weighing module rises, so that accommodating chamber is detached from pitch, and stands regulation
Time, until the pitch of accommodating chamber adherency not water clock, then Weighing control key quality is reset；
It is added in the accommodating chamber of Weighing module and presses the load weighted rubber grain of design requirement；
Weighing module decline is operated, is immersed in pitch, vessel is closed, shape so that accommodating indoor rubber grain
At closed constant temperature space environment；
Reach the time of setting to rubber grain and asphalt grouting, operation Weighing module rises, so that accommodating chamber is detached from drip
Green surface, keeps closed space environment, after room to be accommodated stands setting time, to absorb the rubber grain quality after pitch into
Row weighing；
According to the mass change before and after rubber grain and asphalt grouting, the cubical expansivity for determining rubber grain is calculated.
Compared with prior art, the invention has the benefit that
1, the present invention calculates by test rubber grain and the forward and backward mass change of asphalt grouting and determines rubber grain
Cubical expansivity；
2, the present invention is Automatic Control, easy to operate；
3, the present invention passes through operative temperature, the time for accurately controlling rubber grain and pitch, so that test data accurately may be used
It leans on, stringency of test is high.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the structural schematic diagram of experimental rig in the present invention；
Wherein, 1-power switch, 2-temperature control keys, 3-Weighing control keys, 4-time set keys, 5-distances are set
Set key, 6-LED displays, 7-sliding slots, 8-graduation marks, 9-transverse connecting rods, 10-vertical connecting rods, 11-screw threads,
12-weighing hooks, 13-accommodating chambers, 14-pedestals, 15-partiting thermal insulation outer walls, 16-top covers, 17-resistive heaters,
18-heat conductive insulating inner walls, 19-vessel.
Specific embodiment:
The invention will be further described with embodiment with reference to the accompanying drawing.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
In the present invention, term for example "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", " side ",
The orientation or positional relationship of the instructions such as "bottom" is to be based on the orientation or positional relationship shown in the drawings, only to facilitate describing this hair
Bright each component or component structure relationship and the relative of determination, not refer in particular to either component or element in the present invention, cannot understand
For limitation of the present invention.
In the present invention, term such as " affixed ", " connected ", " connection " be shall be understood in a broad sense, and indicate may be a fixed connection,
It is also possible to be integrally connected or is detachably connected；It can be directly connected, it can also be indirectly connected through an intermediary.For
The related scientific research of this field or technical staff can determine the concrete meaning of above-mentioned term in the present invention as the case may be,
It is not considered as limiting the invention.
In a kind of typical embodiment of the application, as shown in Figure 1, providing simulation dry method rubber grain and pitch work
With and its cubical expansivity measurement experimental rig and method, including control module (power switch 1, temperature control key 2, weighing
Control key 3, time set key 4, apart from set key 5, LED display 6), moving lifting module (sliding slot 7, graduation mark 8, laterally connect
Extension bar 9, vertical connecting rod 10, screw thread 11), Weighing module (weighing hook 12, accommodating chamber 13), main structure module (pedestal 14,
Partiting thermal insulation outer wall 15, top cover 16, resistive heater 17, heat conductive insulating inner wall 18, vessel 19).
Power switch (1) controls instrument and opens and closes；Temperature control key (2) is according to asphalt heating temperature requirement, control
The temperature that resistive heater (17) need to reach；The weighing of Weighing control key (3) control weighing hook (12)；Time set key (4)
Control the time that rubber grain immerses pitch；It may be selected to manually control or automatically control apart from set key (5), automatically control foundation
Time control lifting, manually controls adjustment lifting according to actual requirements；LED display (6) displays temperature, quality, time, lifting
Distance parameter；Sliding slot (7) provides space for the lifting of transverse connecting rod (9)；Graduation mark (8) provides ginseng for determining lifting distance
It examines；Transverse connecting rod (9) connects with sliding slot (7) and vertical connecting rod (10), is hollow structure, and inside is equipped with conducting wire；Vertically connect
Extension bar (10) connects with transverse connecting rod (9), is hollow structure, is internally provided with the bar of mass sensor and connection weighing hook
Part；Screw thread (11) is set to vertical bar (10) surface, and the purpose for moving up and down top cover (16) is realized by rotation top cover (16)；
Weighing hook (12) is connect with mass sensor, both for promoting accommodating chamber (13), is also used for weighing；Accommodating chamber (13) is for containing
Rubber grain is put, aperture is according to depending on test request；Pedestal (14) and partiting thermal insulation outer wall (15), heat conductive insulating inner wall (18) lead to
Cross threaded connection；It is external that partiting thermal insulation outer wall (15) is located at resistive heater (17), provides confined space for heated asphalt, have every
Heat, the effect insulated；Top cover (16) is connected with vertical connecting rod (10) by screw thread (11), detachably, can pass through rotation realization
It moves up and down, when test drops at the top of partiting thermal insulation outer wall (15), heats for pitch and provides confined space；Resistive heater
(17) be located in the middle part of partiting thermal insulation outer wall (15) and heat conductive insulating inner wall (18), be temperature controlled key (2) control, for pitch plus
Heat；Heat conductive insulating inner wall (18) is located at resistive heater (17) inside, provides confined space for heated asphalt, there is thermally conductive, insulation
Effect；Vessel (19) are detachable part, for holding pitch.
Specific implementation step is as follows:
Step 1: being poured into vessel (19) by the load weighted pitch of design requirement, vessel (19) are placed in thermally conductive exhausted
In edge inner wall (18)；
Step 2: accommodating chamber (13) is hung on weighing hook (12), (1) is started switch, is opened by temperature control key (2)
Dynamic resistive heater (17) work, the temperature (150-190 DEG C) of requirement is reached to temperature, by that will accommodate apart from set key (5)
Room (13) is fallen into vessel (19), and 2/3 height of accommodating chamber (13) is immersed in 1-2min in pitch, then by apart from set key
(5) accommodating chamber (13) are proposed into vessel (19), and accommodating chamber is made to stand 5min, then Weighing control key (3) quality is reset；
The load weighted rubber grain of design requirement, quality m are pressed step 3: being added in accommodating chamber (13)1；
Step 4: by falling into accommodating chamber (13) vessel (19) apart from set key (5), 2/3 height of accommodating chamber (13)
It is immersed in pitch, top cover (16) is dropped to the height of partiting thermal insulation outer wall (15), form closed constant temperature space environment；
Step 5: promoting accommodating chamber (13) after the action time for setting prescribed requirement by time set key (4), promoted
Height makes accommodating chamber bottom be detached from asphalt surface, declines top cover (16), keeps closed space environment, and room to be accommodated is stood
5min or more, until accommodating chamber quality remains unchanged, to absorb the rubber grain quality after pitch be referred to as m2。
Step 6: determining the cubical expansivity of rubber grain
(1) density of rubber grain is set as ρr, the density of pitch is ρa；
(2) oil absorbency (%) of rubber grain are as follows:
(3) volume of initial rubber particle are as follows:
(4) the rubber grain volume of pitch has been absorbed are as follows:
(5) cubical expansivity (%) of rubber grain are as follows:
This patent can simulate the environmental conditions such as the temperature of rubber powder particles and asphalt grouting, time, provide process control
The experimental rig and method measured with rubber grain easy to operate and asphalt grouting and its cubical expansivity.
Light, preferable simulation actual condition, operating process are full-automatic, smart with simple structure for experimental rig of the invention
The advantages that quasi- control；Test method is simple, is convenient for operation；Test index is clear, calculates simplicity, can mix for dry method rubber asphalt
The research of material provides a kind of relatively good experimental rig and method.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. a kind of simulation dry method rubber grain and asphalt grouting and cubical expansivity measurement device, it is characterized in that: including-main body knot
Structure module, moving lifting module, Weighing module and control module, in which:
The main structure module includes pedestal, is provided with the vessel for accommodating pitch on the pedestal, the outsides of the vessel according to
It is secondary to be provided with heat conductive insulating inner wall and partiting thermal insulation outer wall, it is provided with heating element between outer wall and inner wall, is seal carrier
Pitch provides heat source；
The moving lifting module drives Weighing module movement, and the rubber grain carried in Weighing module is made to immerse or be detached from drip
It is green；The work of control module control the moving lifting module, Weighing module and heating element, passes through test rubber grain and drip
Blueness acts on forward and backward mass change, calculates the cubical expansivity for determining rubber grain.
2. a kind of simulation dry method rubber grain as described in claim 1 and asphalt grouting and cubical expansivity measurement device,
Be characterized in: the main structure module includes L-type support, and vessel, the vessel suit are provided on the pedestal of the L-type support
In heat conductive insulating inner wall, the heat conductive insulating inner wall outside is wound with heating element, and is set in partiting thermal insulation outer wall
Side, vessel upside is realized by top cover to be sealed, and the top cover follows the moving lifting module being arranged on the bracket of L-type support to transport
It is dynamic.
3. a kind of simulation dry method rubber grain as described in claim 1 and asphalt grouting and cubical expansivity measurement device,
Be characterized in: the partiting thermal insulation outer wall is located at outside heating element, provides confined space for heated asphalt, provides for heating environment
Heat-insulated and insulating space.
4. a kind of simulation dry method rubber grain as claimed in claim 2 and asphalt grouting and cubical expansivity measurement device,
Be characterized in: the moving lifting module includes transverse connecting rod, vertical connecting rod and sliding slot, and the sliding slot is fixed on main structure
The top of module, transverse connecting rod one end are connect with sliding slot, and the other end and vertical connecting rod connect, and are provided in vertical connecting rod
The connector of mass sensor and connection Weighing module.
5. a kind of simulation dry method rubber grain as claimed in claim 4 and asphalt grouting and cubical expansivity measurement device,
Be characterized in: the transverse connecting rod is hollow structure, and conducting wire is arranged inside, and the vertical connecting rod is hollow structure, in
Accommodate mass sensor.
6. a kind of simulation dry method rubber grain as claimed in claim 4 and asphalt grouting and cubical expansivity measurement device,
Be characterized in: the end of the vertical connecting rod is provided with rod piece, is provided with screw thread on the rod piece, the rod piece by screw thread with
Top cover rotation connection.
7. a kind of simulation dry method rubber grain as claimed in claim 4 and asphalt grouting and cubical expansivity measurement device,
Be characterized in: the Weighing module includes accommodating chamber and connecting elements, and the connecting elements is connect with connector, and the accommodating chamber is used
In holding rubber grain.
8. a kind of simulation dry method rubber grain as described in claim 1 and asphalt grouting and cubical expansivity measurement device,
Be characterized in: the vessel are to be detachably connected with pedestal, and temperature sensor is provided in vessel.
9. a kind of simulation dry method rubber grain as described in claim 1 and asphalt grouting and cubical expansivity measurement device,
Be characterized in: the control module includes power switch, controller, control key and display screen, and the power switch controls controller
Switch, the controller receives the corresponding instruction of control key input, control heating element, moving lifting module and weighing mould
The work of block, display screen show collected temperature, quality, time and lifting distance parameter.
10. based on the working method of device as claimed in any one of claims 1-9 wherein, it is characterized in that: the following steps are included:
It is poured into vessel by the load weighted pitch of design requirement, vessel is placed in heat conductive insulating inner wall；Start heating unit
Part work reaches the temperature of requirement, operation Weighing module decline, so that the accommodating chamber specified altitude of Weighing module is submerged to temperature
In pitch, reach setting time, operation Weighing module rises, so that accommodating chamber is detached from pitch, and stands the stipulated time；
It is added in the accommodating chamber of Weighing module and presses the load weighted rubber grain of design requirement；
Weighing module decline is operated, so that the rubber grain in accommodating chamber is immersed in pitch, vessel are closed, forms envelope
The constant temperature space environment closed；
After the action time for reaching setting, operation Weighing module rises, so that accommodating chamber bottom is detached from asphalt surface, keeps closing
Space environment, after room to be accommodated stands setting time, weigh to the rubber grain quality after pitch is absorbed；
According to rubber grain and the forward and backward mass change of asphalt grouting, the cubical expansivity for determining rubber grain is calculated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810379225.0A CN108827814B (en) | 2018-04-25 | 2018-04-25 | Simulate dry method rubber grain and asphalt grouting and cubical expansivity measurement device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810379225.0A CN108827814B (en) | 2018-04-25 | 2018-04-25 | Simulate dry method rubber grain and asphalt grouting and cubical expansivity measurement device and method |
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| CN108827814B true CN108827814B (en) | 2019-08-23 |
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| TWI694247B (en) * | 2019-06-28 | 2020-05-21 | 國傑工業有限公司 | Expantion ratio detection system |
| CN114199713B (en) * | 2021-12-13 | 2024-04-23 | 中国铝业股份有限公司 | Detection method of carbon powder for aluminum and application thereof |
| CN115219377A (en) * | 2022-07-25 | 2022-10-21 | 山东大学 | Test device and method for pre-estimating coverage rate of broken stone |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483225A (en) * | 2014-12-31 | 2015-04-01 | 中国石油天然气股份有限公司 | Determination method of volume expansibility and contractibility of oil well cement solidification material |
| CN106802263A (en) * | 2016-12-09 | 2017-06-06 | 安徽省建筑工程质量监督检测站 | The experimental rig and its test method of a kind of simplified rubber volume expansion rate |
| CN207197988U (en) * | 2017-09-20 | 2018-04-06 | 山东大学 | A kind of experimental rig for being used to simulate rubber asphalt hot storage stability |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6889103B2 (en) * | 2002-08-22 | 2005-05-03 | Atser | Systems and methods for realtime determination of asphalt content |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483225A (en) * | 2014-12-31 | 2015-04-01 | 中国石油天然气股份有限公司 | Determination method of volume expansibility and contractibility of oil well cement solidification material |
| CN106802263A (en) * | 2016-12-09 | 2017-06-06 | 安徽省建筑工程质量监督检测站 | The experimental rig and its test method of a kind of simplified rubber volume expansion rate |
| CN207197988U (en) * | 2017-09-20 | 2018-04-06 | 山东大学 | A kind of experimental rig for being used to simulate rubber asphalt hot storage stability |
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