Method of investigating physical and mechanical properties of road surfaces in test system conditions (versions)

FIELD: physics.

SUBSTANCE: according to the method, a coating with a circular shape formed on at least one test area is periodically rolled by wheels. The area comprises the following units - a stand with at least one pair of radially directed structures, kinematically linked with a propulsion device, which functionally form a dynamic system, a stand control centre lying in the central part of the area of a base platform on which there is drive installation, commutatively linked to the control centre and kinematically linked to the propulsion device of the working structures. The propulsion device is structurally and technically adapted to ensure rotational motion of said structures. Each structure of the stand includes a dynamic unit fitted with a cowling and a wheel, placed with possibility of dynamic action on the coating during its rolling, and a basic unit adapted to kinematically communicate with the dynamic unit and the propulsion device. The dynamic unit used is the front suspension of a vehicle. The kinematic connection of each basic unit of working structures of the stand with the dynamic unit is provided through an additional removable unit, and with the propulsion device - through hinges. The basic and additional units of the working structures are fitted with cowlings. The stand is fitted with apparatus for smooth braking and acceleration. The weight of all of the said links of each working structure, including cowlings, is selected based on the condition of ensuring the value of the dynamic load on the side of the wheel of the dynamic unit on the road surface which is similar to the load value provided by the wheel of the vehicle in real conditions. Structural modifications and versions are disclosed.

EFFECT: high accuracy of investigation results and high efficiency.

28 cl, 5 dwg

 

The invention relates to the field of test equipment and technologies and can be used for the implementation of accelerated testing and comprehensive study of physical-mechanical characteristics of the road surface in conditions close to real conditions of operation of the road network.

In this rapidly developing area of production of new materials and compositions for forming pavements, road networks, operated mainly in big cities, characterized by congestion of the road network by vehicles of different capacity.

In this regard, at the forefront of improving bandwidth efficiency of the existing road networks, in addition to their expansion and construction of additional aqueduct, racks and stacked junctions, it is necessary to increase run life pavements. Therefore, before using any material for forming the road surface on an industrial scale necessary pre-accelerated testing and comprehensive study of its physico-mechanical, acoustic and other performance indicators. This raises the need to create high-performance technology trials using multi Ispytatel the agglomerations with dynamic test stands, allowing the above-mentioned accelerated integrated research in conditions as close as possible to the real conditions of road networks and in the shortest possible time.

The prior art method of investigation of physical-mechanical characteristics of the road surface in conditions of the test facility, under which perform cyclic running at a given speed road wheel of the investigated pavement annular shape formed on at least one test platform, which is equipped with:

- directly test stand dynamic carousel with at least one pair of radially directed along the surface of the test area swept working structures, kinematically connected with the propeller, which together functionally form a dynamic system;

- the control center of the said stand;

- located in the Central part of the test platform platform-based placed on the axis of rotation of the dynamic system and propulsion-drive, which is commutative connected with the control center and kinematically associated with the thruster operating structures;

- propulsion structurally-technologically organized with the possibility to mention the diversified structures of rotational motion.

While each of these working structures of the test bench equipped with:

- dynamic link, which is provided with a fairing and a driving wheel set with the possibility of dynamic effects on the test road surface during running-in;

- the main link, which structurally is a technologically organized to perform a kinematic connection with the corresponding dynamic link and propulsion (Internet site: www.tranzit.govt.nz, Canterbury Accelerated Pavement Testing Indoor Facility).

The disadvantages of this known from the prior art method include the following.

No comprehensive study of basic physical and mechanical properties of the road surface (including multiple coatings with different physical-mechanical properties and chemical composition) while reducing the time period of a full cycle of tests.

The basis of the claimed technical solution was based on the task of implementing multi-functional high-performance method of implementation testing physical and mechanical properties of the road surface in conditions of testing system with dynamic test stand for such a comprehensive study of basic physical and mechanical properties of various road the openings in the conditions, as close as possible to the real conditions of operation of the road network.

The technical result is to increase the reliability of research results, while ensuring simultaneous studies of complex basic physical and mechanical parameters, and ensuring the productivity of the claimed method due to its versatility.

The technical result according to the first variant of the method (items 1-14 of claims) achieved by a method for investigation of physical-mechanical characteristics of the road surface in conditions of the test facility, under which perform cyclic running at a given speed road wheel of the investigated pavement annular shape formed on at least one test platform, which equip directly test stand dynamic carousel with at least one pair of radially directed along the surface of the test area swept working structures, kinematically connected with the propeller, which together functionally form a dynamic system; the control center, the said stand; located in the Central part of the test platform platform-based hosting is and her propulsion-drive, which is commutative connected with the control center and kinematically associated with the propulsion of working structures, which structurally is a technologically organized with the possibility of implementation structures of rotational motion; in this case, each of these working structures of the test bench equipped with dynamic link, which is provided with a fairing and a driving wheel set with the possibility of dynamic effects on the test road surface during running; and the main link, which structurally is a technologically organized to perform a kinematic connection with the corresponding dynamic link and the propeller according to the invention as a dynamic link use the standard suspension vehicles, primarily cars; kinematic relationship each main link of the working structures of the test bench with the appropriate dynamic link is realized by means of interchangeable link, and with the propeller through a flat hinge, the axis of rotation which is placed in the horizontal plane; the primary and secondary links of the working structures equipped with fairings; test stand equipped with means smooth braking and acceleration; in this case, the mass of all the above the links of each working patterns, including fairings, choose from a condition of providing value dynamic load side wheels of a dynamic link to the analyzed pavement is similar to the magnitude of the dynamic load offered by the corresponding wheel, mainly leading vehicles in real traffic conditions of the road surface.

The studied road surface shape in the form of sector areas, and pavement in the adjacent sector sites perform with different physical-mechanical characteristics and composition.

Test bench equipped with at least one additional pair of radially directed along the surface of the test area swept working structures, which are kinematically connected with the propulsion and dynamic link like the first couple flights of working structures in each pair are organizing mostly with the same magnitude, and the departures of working structures in adjacent pairs with different values, with the main links in each pair are equipped with mostly identical dynamic links, as well as dynamic links connecting pairs use the standard suspension with different physical-mechanical characteristics, for example with summer and winter tires, respectively.

Ispytatel the hydrated stand equip, at least one additional dynamic system with independent propulsion, which cascade is placed over the first, mentioned earlier, dynamic system and structurally technologically organized similarly to the first of these dynamical systems, while the magnitude of the departures of working structures in each pair each dynamic system is formed mainly of equal size, and the magnitude of the departures of the data structures in the upper dynamic system organized with the amount of flights exceeding the value of the departures of similar structures in the lower dynamic system, in addition, the basic links in each pair are equipped with mostly identical dynamic links, as well as dynamic links connecting pairs in each dynamic the system uses the standard suspension with different physical-mechanical characteristics, for example with summer and winter tires, respectively.

The analyzed pavement valid form in the form of at least two concentrically arranged tracks, and in the adjacent tracks use a road surface with different physical-mechanical characteristics and composition.

The analyzed pavement and/or directly to the dynamic links, it is advisable to be equipped with sensors for monitoring and recording changes given the physical is about and mechanical parameters of the road surface during wear.

To provide dynamic systems circular motion using power-drive and propulsion, which is technologically organized with the ability to provide dynamic systems variable speed up to 140 km/h

Commutative connection of the power unit drive control center is carried out using the service.

Test site, usually equip transport passages and storerooms, which are isolated from the test stand additional fence.

Valid dynamic system to organize with the possibility of displacement of the axis of rotation in a horizontal plane relative to the original position.

Optimum angular offset of working structures in adjacent pairs to be calculated from the condition of ensuring the distance between the wheel axles of dynamic links in each pair in accordance with the standard base vehicle.

Reasonably dynamic links to equip independent means controlled braking.

Valid studied the road surface to provide additional investigational structures, such as expansion joints with different direction relative to the radius of rotation; standard horizontal layout; elements formed in the process of repair works the other

Optimally swept working structures be equipped with adjustable aerodynamic means that structurally organized with the ability to change the dynamic loads on the analyzed pavement from the ground wheels.

The technical result according to the second embodiment (PP-28 claims) achieved by a method for investigation of physical-mechanical characteristics of the road surface in conditions of the test facility, under which perform cyclic running at a given speed road wheel of the investigated pavement annular shape formed on at least one test platform, which equip directly test stand dynamic carousel with at least one pair of radially directed along the surface of the test area swept working structures, kinematically connected with the propeller, which together functionally form a dynamic system; center control the said stand; located in the Central part of the test platform platform-based placed on the axis of rotation of the dynamic system and propulsion-drive, which is commutative connected with the control center and kinematics the ski associated with the thruster operating structures, which structurally is a technologically organized with the possibility of implementation structures of rotational motion; in this case, each of these working structures of the test bench equipped with dynamic link, which is provided with a fairing and a driving wheel set with the possibility of dynamic effects on the test road surface during running; and the main link, which structurally is a technologically organized to perform a kinematic connection with the corresponding dynamic link and the propeller according to the invention as a dynamic link use the standard suspension vehicles, primarily cars, equipped with independent drive, which together are functionally driven dynamic system, with Autonomous the actuators of each dynamic link structurally-technologically organized with synchronization high-speed mode; kinematic relationship of each main component of the working structures of the test bench with the appropriate dynamic link is realized by means of interchangeable link, and with the axis of rotation through the flat hinge, the axis of rotation which is placed in the horizontal plane; the main and additionally the e links working structures equipped with fairings; test bench equipped with means smooth braking and acceleration; in this case, the mass of all the above links each working patterns, including fairings, choose from a condition of providing value dynamic load side wheels of a dynamic link to the analyzed pavement is similar to the magnitude of the dynamic load offered by the corresponding wheel, mainly leading vehicles in real traffic conditions of the road surface.

The studied road surface shape in the form of sector areas, and pavement in the adjacent sector sites perform with different physical-mechanical characteristics and composition.

Test bench equipped with at least one additional pair of radially directed along the surface of the test area swept working structures, which are kinematically connected with the propulsion and dynamic link like the first couple flights of working structures in each pair are organizing mostly with the same magnitude, and the departures of working structures in adjacent pairs with different values, with the main links in each pair are equipped with mostly identical dynamic links, as well as dynamic links connecting pairs use the standard suspension with different physical-mechanical characteristics, for example, with summer and winter tires, respectively.

Test bench equipped with at least one additional dynamic system with independent propulsion, which cascade is placed over the first, mentioned earlier, dynamic system and structurally technologically organized similarly to the first of these dynamical systems, while the magnitude of the departures of working structures in each pair each dynamic system is formed mainly of equal size, and the magnitude of the departures of the data structures in the upper dynamic system organized with the amount of flights exceeding the value of the departures of similar structures in the lower dynamic system, in addition, the basic links in each pair are equipped with mostly identical dynamic links, as well as dynamic links related pairs in each dynamic system use the standard suspension with different physical-mechanical characteristics, for example with summer and winter tires, respectively.

The analyzed pavement valid form in the form of at least two concentrically arranged tracks, and in the adjacent tracks use a road surface with different physical-mechanical characteristics and composition.

The analyzed pavement and/or directly to the dynamic signaturebase be equipped with sensors for monitoring and recording changes specified physico-mechanical parameters of the road surface during wear.

To provide dynamic systems circular motion using power-drive and propulsion, which is technologically organized with the ability to provide dynamic systems variable speed up to 140 km/h

Commutative connection of the power unit drive control center is carried out using the service.

Test site, usually equip transport passages and storerooms, which are isolated from the test stand additional fence.

Suitable dynamical system is structurally organize with the possibility of displacement of the axis of rotation in a horizontal plane relative to the original position.

Reasonable angular displacement of working structures in adjacent pairs to be calculated from the condition of ensuring the distance between the wheel axles of dynamic links in each pair in accordance with the standard base vehicle.

Optimal dynamic links to equip independent means controlled braking.

Valid studied the road surface to provide additional investigational structures, such as expansion joints with different direction relative to the radius of rotation; standard horizontal layout; elements formed in the process is e repairs etc.

Optimally swept working structures be equipped with adjustable aerodynamic means that structurally organized with the ability to change the dynamic loads on the analyzed pavement from the ground wheels.

Conducted by the applicant's analysis of the prior art, including searching by the patent and scientific and technical information sources and identify sources that contain information about the equivalents of the claimed inventions, has allowed to establish that it is not detected analogs characterized by the signs and the relationships between them, identical to all the essential features of the claimed technical solution and selected from the identified unique prototype as the most similar set of features similar has identified a set of essential (with respect to perceived by the applicant to the technical result of the distinctive features in the claimed objects set forth in the claims.

Therefore, the claimed technical solution meets the condition of patentability "novelty" under the current law.

To check the compliance of the claimed inventions demand conditions of patentability "inventive step", the applicant conducted an additional search of the known technical solutions, with the purpose of revealing of signs consistent with the hallmark is passed from the prototype features of the claimed inventions, the results indicate that the claimed invention is not necessary for the expert in the obvious way from the prior art because the prior art defined by the applicant, not the influence provided the essential features of the claimed inventions transformations to achieve perceived by the applicant of the technical result.

In particular, the claimed invention does not provide the following transformations known prototype objects:

- addition of a known object any known sign attached to it according to certain rules, to achieve a technical result, in respect of which it is the effect of such additions;

- replacement of any sign of a known object to another famous characteristic to achieve a technical result, in respect of which it is the effect of such a change;

- the exclusion of any characteristic known object while excluding due to the presence of this characteristic function and achievement with the usual result of such exclusion;

- increasing the number of identical signs in a known object to enhance the technical result due to the presence of the object of such signs;

- execution of a known object or its castes known material to achieve a technical result, due to the known properties of the material;

- create an object with known characteristics, the choice of which and the connection between them is made on the basis of known rules, and achievable technical result is due only to the known properties of the signs of this object and the relationships between them.

Therefore, the claimed invention meet the requirement of the conditions of patentability "inventive step" by applicable law.

The claimed technical solution is illustrated graphics.

Figure 1 - General layout of dynamic test facility in the first embodiment (side view).

Figure 2 General scheme of the dynamic test facility for implementing the method according to the first embodiment (this fragment includes part of the test area, the test pavement /which is the top part shows the standard road service/platform-base with a propulsion device and an operating structure) - side view.

Figure 3 - the General scheme of the dynamic test facility in the first embodiment (top view).

4 is a view in plan of the claimed test system for implementing the inventive method in the first embodiment with one test platform.

5 is a view in plan of the claimed test facility for implementing the function of the claimed method in the first embodiment with the two test sites.

In graphics basic functionality, units and components of a test system for implementing the inventive method indicated the following positions:

1 - complex (test);

2 - floor (road);

3 - Playground (test);

4 - the fence (test area 3);

5 - stand (dynamic test);

6 - structure (arrow-shaped work bench 5);

7-mover (structures 6 bench 5);

8 center (control stand 5);

9 - platform-base;

10 - installation-drive (power propulsion 7);

11 - link (dynamic structures 6);

12-fairing (link 11 dynamic);

13 - wheel (drive link 11 dynamic);

14 - link (main structure 6);

15 - link (optional interchangeable patterns 6);

16 - hinge (flat, carries out the communication link 14 with the main propulsion 7 with a possibility of free movement patterns 6 in the vertical plane);

17 - fairing (the main link 14);

18 - fairing (additional link 15);

19 - hub (dynamic link 11);

20 - electrocommunication;

21 - a guard (optional);

the 22 - room (utility);

23 - travel;

24 - the axis of rotation of dynamical systems).

The claimed method of the study of physical-mechanical characteristics of road surfaces with elements of their set is tion in the conditions of the test complex (according to the first variant of realization, items 1-9 claims) is implemented as follows.

The technical result according to the first variant implementation of the claimed method (items 1-9 claims) achieved by a method for investigation of physical-mechanical characteristics of the road surface in conditions of test 1 perform cyclic running at a given speed road wheel 13 of the investigated road surface 2 of the ring shape formed on at least one test platform 3. Test site 3 equip

- directly test stand 5 dynamic carousel with at least one pair of radially directed along the surface of the test pad 3 arrow-shaped working structures 6, kinematically connected with the propeller 7, which together functionally form a dynamic system;

center 8 control the said stand 5;

- located in the Central part of the test platform 3 platform-based 9 on the power unit-actuator 10, which is commutative connected with the control center 8 and kinematically connected with the propeller 7 business structures 6, which structurally is a technologically organized with the possibility of implementation structures 6 rotational DV is available.

While each of these business structures 6 test stand 5 equip

- dynamic link 11, which is provided with a fairing 12 and the road wheel 13 mounted with the possibility of dynamic effects on the test road surface 2 during test;

- the main link 14, which structurally is a technologically organized to perform a kinematic connection with the corresponding dynamic link 11 and the mover 7.

As a dynamic link 11 use the standard suspension vehicles, primarily cars. The kinematic connection of each main link 14 business structures 6 test stand 5 with the corresponding dynamic link 11 is realized by means of interchangeable link 15, and with the propeller 7 through flat hinges 16, the axis of rotation which is placed in the horizontal plane. Mentioned main and additional links 14 and 15 working structures 6 are equipped with fairing 17 and 18. Test bench 5 equip means smooth deceleration and acceleration. The mass of all of the above parts 11, 14 and 15 each working structure 6 including fairings 12, 17 and 18, are chosen from a magnitude of the dynamic load of the driving wheel 13 dynamic link 11 on the studied road pokr is ment 2 was the same as the magnitude of the dynamic load, provide the appropriate wheel, mainly leading vehicles in real traffic conditions of the road surface.

The analyzed roadway 2 is formed as a pie plots (graphical materials conventionally not shown), and the road surface 2 in the adjacent sector sites perform with different physical-mechanical characteristics and composition.

The test stand 5 can be equipped with at least one additional pair of radially directed along the surface of the test pad 3 arrow-shaped working structures 6, which is kinematically connected with the propeller 7 and the dynamic link 11 similarly to the first pair. While the departures of working structures 6 in each pair are organizing mostly with the same magnitude, and the departures of working structures 6 in adjacent pairs with different values. In addition, the basic parts 14 in each pair are equipped with mostly identical dynamic links 11, and as a dynamic link 11 adjacent pairs use the standard suspension with different physical-mechanical characteristics, for example with summer and winter tires, respectively.

Test bench 5 it is advisable to equip at least one additional dynamic system with independent propulsion, which to skade is placed over the first, previously mentioned, the dynamic system and structurally technologically organized similarly to the first of these dynamic systems. While the magnitude of the departures of working structures 6 in each pair each dynamic system is formed mainly of equal size, and magnitude of departures data structures 6 in the upper dynamic system organized with the amount of flights exceeding the value of the departures of similar structures 6 in the bottom of the dynamic system. In addition, the basic parts 14 in each pair are equipped with mostly identical dynamic links 11, and as a dynamic link 11 adjacent pairs in each dynamic system use the standard suspension with different physical-mechanical characteristics, for example with summer and winter tires, respectively.

The analyzed roadway 2 valid form in the form of at least two concentrically arranged tracks (in graphical materials conventionally not shown), and in the adjacent tracks using the road surface 2 with different physical-mechanical characteristics and composition.

The analyzed roadway 2 and/or directly to the dynamic links 11 is advisable to equip sensors (in graphical materials conventionally not shown) for monitoring and recording changes specified physico-mechanical couples who metres studied the road surface 2 during its wear during running-driving wheels 13.

To provide dynamic systems circular motion using power-drive 10 and propulsion a 7, which is a technologically organized with the ability to provide dynamic systems variable speed up to 140 km/h

Commutative relationship propulsion drive 10 with the center 8 of the control is performed with the use of the service 20.

Test site 3, as a rule, equip transport passages 23 and utility rooms 22, of which are isolated from the test stand 5 additional fence 21.

Valid dynamic system to organize with the possibility of displacement of the axis 24 of rotation in a horizontal plane relative to the original position.

Optimum angular offset of working structures 6 in adjacent pairs to be calculated from the condition of ensuring the distance between the axes of the ground wheels 13 dynamic links 11 in each pair in accordance with the standard base vehicle.

Reasonably dynamic links 11 to equip independent means controlled braking.

Valid studied the road surface 2 to provide additional investigational structures, such as expansion joints with different direction relative to the radius of rotation; standard horizontal layout; elements of sformirovann the mi in the process of repairs, etc. (in graphical materials conventionally not shown).

Optimally swept working structures be equipped with adjustable aerodynamic means (graphic materials conventionally not shown), which are structurally organized with the ability to change the dynamic loads on the studied road surface 2 side of the traveling wheels 13.

The claimed method is implemented according to the second embodiment (PP-28 claims), similar to the method according to the first embodiment and is different only in that in the method of investigation of physical-mechanical characteristics of the road surface in conditions of test facility:

- each standard suspension vehicles, primarily cars, equipped with independent drive (in graphical materials conventionally not shown), which together are functionally driven 7 dynamic system, with self-contained actuators each dynamic link 11 structurally-technologically organized with the possibility of synchronization or non-synchronization in high-speed mode;

- kinematic relationship of each main link 14 business structures 6 test stand 5 with the axis 24 of rotation is realized by means of flat hinges 16, the axis of rotation which is placed in the horizontal plane.

The claimed method according to the first variant the NTU its implementation can be implemented through the following test facility.

Test facility for the investigation of physical-mechanical characteristics of road surfaces with elements of their arrangement (joints, road marking, specialized areas of hangars and the like) according to the first embodiment includes the following tools, units and components.

At least one test site 3 with a protective fence 4 and studied the road surface 2 of the ring shape. Test bench 5 dynamic carousel with at least one pair of radially directed along the surface of test area 3 business structures 6, kinematically connected with the propeller 7, which together functionally form a dynamic system. The center 8 of the control referred to by the stand 5. Located in the Central part of the platform 3 platform-based 9 on the power unit-actuator 10, commutative connected with the center 8 management and kinematically associated with the propeller 7 business structures 6. Mover 7 structurally-technologically organized with the ability to ensure the implementation of the mentioned structures 6 rotational motion at a given speed. Each of these business structures 6 test stand 5 includes a dynamic link 11, equipped with a fairing 12 and the road wheel 13 mounted with the prob is the possibility of dynamic influence on the test road surface 2 in the course of its run, and the main part 14, structurally-technologically organized to perform a kinematic connection with the corresponding dynamic link 11 and the propeller 7. As a dynamic link 11 used standard suspension vehicles, primarily cars. The kinematic connection of each main link 14 business structures 6 stand 5 with the corresponding dynamic link 11 is carried out by means of interchangeable link 15, and with the propeller 7 through flat hinges 16, the axis of rotation being located in a horizontal plane. Mentioned main and additional links 14 and 15 working structures 6 are equipped with deflectors 17 and 18. The stand 5 is equipped with a smooth deceleration and acceleration. The mass of all the above links each working structure 6 including fairings 12, 17 and 18, selected from a magnitude of the dynamic load of the driving wheel 13 dynamic link 11 on the analyzed roadway 2 is similar to the magnitude of the dynamic load offered by the corresponding wheel, mainly leading vehicles in real traffic conditions of the road surface.

The analyzed roadway 2 may be made in the form of pie plots (graphical materials conventionally not the rendered), and the road surface in the adjacent sector areas should have different physico-mechanical characteristics and composition. It enables the simultaneous study of physico-mechanical characteristics of the different properties of the coatings during the implementation period of one technological cycle.

The test stand 5 can be equipped with at least one additional pair of radially directed along the surface of the test area swept working structures 6, kinematically connected with the propeller 7 and the dynamic link 11 similarly to the first pair, in this case, the departures of working structures 6 in each pair are mostly the same magnitude, the flight data working structures 6 in adjacent pairs are different, however the basic parts 14 in each pair kinematically connected mainly with identical dynamic links 11, and as a dynamic link 11 adjacent pairs used standard suspension with different physical-mechanical characteristics, for example with summer and winter tires, respectively.

This constructive design of the stand 5 clearly follows from the above description, in connection with than graphic materials is not illustrated.

In the claimed test complex test stand 5 can be fitted, by at least one additional dynamic system with independent propulsion, which cascade is placed over the first, mentioned earlier, dynamic system and structurally technologically organized similarly to the first of these dynamical systems, while the magnitude of the departures of working structures 6 in each pair to each of the dynamic system are mostly the same magnitude, and the magnitude of departures data structures 6 in the upper dynamic system exceeds the amount of sorties similar structures in the lower dynamic system, in addition, the basic parts 14 in each pair kinematically connected mainly with identical dynamic links 11, and as a dynamic link 11 adjacent pairs in each dynamic system used standard suspension with different physical-mechanical characteristics, for example with summer and winter tires, respectively.

This constructive design of the stand 5 clearly follows from the above description, in connection with than graphic materials is not illustrated.

The analyzed roadway 2 may be made in the form of at least two concentrically arranged tracks (in graphical materials conventionally not shown), and in this case the road surface in the adjacent tracks have different physical and mechanical characteristics intikami and chemical composition. It enables the simultaneous study of physico-mechanical characteristics of the different properties of the coatings during the implementation period of one technological cycle at different speeds and at different value of the dynamic impact on the study floor by wheels 13.

The analyzed roadway 2 and/or directly to the dynamic links can be equipped with sensors for monitoring and recording changes in the set of physical-mechanical parameters of the road surface during wear.

As a means of providing dynamic systems circular motion can be used propulsion-drive 10 and the propeller 7, structurally-technologically organized with the possibility of dynamic systems with variable speeds up to 140 km/h

Commutative relationship propulsion drive 10 with the center 8 management should be implemented through service 20 or hydraulic system.

Test area 3, as a rule, equipped with a transport passages 23 and utility rooms 22, which are isolated from the test stand 5 additional fence 21.

Valid dynamic system to organize with the possibility of displacement of the axis 24 of rotation in the horizontal plane is otnositelno original position.

Optimum angular offset of working structures 6 in adjacent pairs to be calculated from the condition of ensuring the distance between the axes of the ground wheels 13 dynamic links 11 in each pair in accordance with the standard base vehicle.

Reasonably dynamic links 11 to equip independent means controlled braking.

Valid studied the road surface 2 to provide additional investigational structures, such as expansion joints with different direction relative to the radius of rotation; standard horizontal layout; elements formed in the process of repairs, etc. in graphic materials conventionally not shown).

Optimally swept working structures be equipped with adjustable aerodynamic means (graphic materials conventionally not shown), which are structurally organized with the ability to change the dynamic loads on the studied road surface 2 side of the traveling wheels 13.

The claimed method according to the second embodiment can be implemented on the basis similar to the above test complex. Differences of this test facility will be just that:

- working structures 6 dynamical systems kinematically connected with the axis 24 of rotation of these systems through fixed is s;

dynamic links with individual drives, which together are functionally propulsion;

- mentioned self-contained actuators in each dynamical system is structurally-technologically organized with the ability to synchronize on a high-speed operation mode.

The principle of operation of the dynamic test stand 5 is clear from the above description of the construction of the landfill and graphic materials, and therefore for the person skilled in the art that further clarification is required.

Through the above-described embodiments of the inventive method and testing system for its implementation can be used to monitor changes, for example, the following physico-mechanical parameters of road surfaces in the process of running:

- shape formed by the gauge;

- the depth of a formed track.

the clutch wheel and the road surface and its roughness contactless method;

- noise pavement characteristics (spectral analysis of sound vibrations), etc.

Thus, the claimed technical solution can be widely used in the field test equipment as the means and methods of complex diagnostic performance of road facilities to design and BBO is in operation on a massive scale (the practical results obtained with it /test equipment/ use of necessary and sufficient for mass application of studied pavements in the field of construction and operation of road networks, mainly in Metropolitan areas);

The above data confirm that the implementation of the use of the claimed technical solution the following cumulative conditions:

objects embodying the claimed technical solution, when their implementation is intended for use in construction and maintenance of road networks as methods of research (tests) performance perspective (new) road surfaces (including pavement) road objects (mostly a highly saturated transport stream routes) before entering into mass use, with appropriate recommendations and instructions in part the lifetime of the studied objects in the real world, and the organization of monitoring of their technical and operational status in real (mass) used in the national economy;

for the stated objects, as they are characterized in independent items the following formula, confirmed the possibility of their implementation using the above described in the application or known from the prior art on the priority date tools and methods;

objects embodying the claimed technical solution, when they implement the AI is able to achieve perceived by the applicant of the technical result.

Therefore, the claimed object meets the conditions of patentability "industrial applicability" under the current law.

1. The method of investigation of physical-mechanical characteristics of the road surface in conditions of the test facility, under which perform cyclic running at a given speed road wheel of the investigated pavement annular shape formed on at least one test platform, which equip: directly test stand dynamic carousel with at least one pair of radially directed along the surface of the test area swept working structures kinematically connected with the propeller, which together functionally form a dynamic system; the control center, the said stand; located in the Central part of the test platform by platform basis with the placed power plant-the drive, which is commutative connected with the control center and kinematically associated with the propulsion of working structures, which structurally is a technologically organized with the possibility of implementation structures of rotational motion; in this case, each of these working structures of the test bench equipped with: dynamic is a mere link which is provided with a fairing and a driving wheel set with the possibility of dynamic effects on the test road surface during running; and the main link, which structurally is a technologically organized to perform a kinematic connection with the corresponding dynamic link and the mover, wherein: as a dynamic link use the standard suspension vehicles, mainly passenger cars; kinematic relationship of each main component of the working structures of the test bench with the appropriate dynamic link is realized by means of interchangeable link, and with the propeller through a flat hinge, the axis of rotation which is placed in the horizontal plane; the basic and additional links working structures equipped with fairings; test stand equipped with means smooth braking and acceleration; in this case, the mass of all the above links each working patterns, including fairings, choose from a condition of providing value dynamic load side wheels of a dynamic link to the analyzed pavement, similar to the magnitude of the dynamic load offered by the corresponding wheel, mainly, the leading vehicle in ualnyh traffic conditions of the road surface.

2. The method according to claim 1, characterized in that the test road surface shape in the form of sector areas, and pavement in the adjacent sector sites perform with different physical-mechanical characteristics and composition.

3. The method according to claim 1, characterized in that a test stand equipped with at least one additional pair of radially directed along the surface of the test area swept working structures, which are kinematically connected with the propulsion and dynamic link like the first couple flights of working structures in each pair are organizing, mainly, with the same magnitude, and the departures of working structures in adjacent pairs with different values, with the main links in each pair equip mainly identical dynamic links, as well as dynamic links connecting pairs use the standard suspension with different physical-mechanical characteristics, for example with summer and winter tires, respectively.

4. The method according to claim 1, characterized in that a test stand equipped with at least one additional dynamic system with independent propulsion, which cascade is placed over the first, mentioned earlier, dynamic system and structurally technologically organized similarly to the first of these Dina is practical systems, while the magnitude of the departures of working structures in each pair each dynamical system form, mainly, of equal size, and the magnitude of the departures of the data structures in the upper dynamic system organized with the amount of flights exceeding the value of the departures of similar structures in the lower dynamic system, in addition, the basic links in each pair equip mainly identical dynamic links, as well as dynamic links connecting pairs in each dynamic system use the standard suspension with different physical-mechanical characteristics, for example, with summer and winter tires, respectively.

5. The method according to claim 3 or 4, characterized in that the test road surface shape in the form of at least two concentrically arranged tracks, and in the adjacent tracks use a road surface with different physical-mechanical characteristics and composition.

6. The method according to claim 1, characterized in that the investigated pavement and/or directly to the dynamic links are equipped with sensors for monitoring and recording changes specified physico-mechanical parameters of the road surface during wear.

7. The method according to claim 1, characterized in that in order to ensure dynamic systems a circular motion using the power of the mouth of ovcu-drive and propulsion, which is technologically organized with the ability to provide dynamic systems variable speed up to 140 km/h

8. The method according to claim 1, characterized in that the commutative relationship propulsion drive with control is performed with the use of the service.

9. The method according to claim 1, characterized in that the test site was equipped with a transport passages and storerooms, which are isolated from the test stand additional fence.

10. The method according to claim 1, characterized in that a dynamic system can arrange with the possibility of displacement of the axis of rotation in a horizontal plane relative to the original position.

11. The method according to claim 1, characterized in that the angular displacement of the working structures in adjacent pairs calculated from a distance between the wheel axles of dynamic links in each pair in accordance with the standard base vehicle.

12. The method according to claim 1, characterized in that the dynamic links equipped with means independent of the controlled braking.

13. The method according to claim 1, characterized in that the investigated pavement equip additional investigational structures, for example: expansion joints with different direction relative to the radius of rotation; standard horizontal layout; tablet PC basic information is Tami, formed in the process of repairs, etc.

14. The method according to claim 1, wherein the arrow-shaped working structures equipped with adjustable aerodynamic means that structurally organized with the ability to change the dynamic loads on the analyzed pavement from the ground wheels.

15. The method of investigation of physical-mechanical characteristics of the road surface in conditions of the test facility, under which perform cyclic running at a given speed road wheel of the investigated pavement annular shape formed on at least one test platform, which equip: directly test stand dynamic carousel with at least one pair of radially directed along the surface of the test area swept working structures, kinematically connected with the propeller, which together functionally form a dynamic system; the control center, the said stand; located in the Central part of the test platform platform-based placed on the axis of rotation dynamic systems and propulsion-drive, which is commutative connected with the control center and kinematically associated with the thruster operating structures that intercept aktivno-technologically organized with the possibility of implementation structures of rotational motion; while each of these working structures of the test bench equipped with: dynamic link, which is provided with a fairing and a driving wheel set with the possibility of dynamic effects on the test road surface during running; and the main link, which structurally is a technologically organized to perform a kinematic connection with the corresponding dynamic link and the mover, wherein the dynamic link use the standard suspension vehicles, mainly passenger cars, equipped with independent drive, which, in the aggregate, are functionally driven dynamic system, with self-contained actuators each dynamic link structurally-technologically organize with synchronization high-speed mode; kinematic relationship of each main component of the working structures of the test bench with the appropriate dynamic link is realized by means of interchangeable link, and with the axis of rotation through the flat hinge, the axis of rotation which is placed in the horizontal plane; the primary and secondary links of the working structures equipped with fairings; test stand equipped with means smooth braking and acceleration; when the volume weight of all above links each working patterns, including fairings, choose from a condition of providing value dynamic load side wheels of a dynamic link to the analyzed pavement, similar to the magnitude of the dynamic load offered by the corresponding wheel, mainly leading vehicles in real traffic conditions of the road surface.

16. The method according to item 15, wherein the analyzed road surface shape in the form of sector areas, and pavement in the adjacent sector sites perform with different physical-mechanical characteristics and composition.

17. The method according to item 15, wherein the test bench equipped with at least one additional pair of radially directed along the surface of the test area swept working structures, which are kinematically connected with the axis of rotation and dynamic link like the first couple flights of working structures in each pair are organizing, mainly, with the same magnitude, and the departures of working structures in adjacent pairs with different values, with the main links in each pair equip mainly identical dynamic links, as well as dynamic links connecting pairs use the standard suspension with different physical-mechanical characteristic of the Sabbath.teristically, for example, with summer and winter tires, respectively.

18. The method according to item 15, wherein the test bench equipped with at least one additional dynamic system with independent propulsion, which cascade is placed over the first, mentioned earlier, dynamic system and structurally technologically organized similarly to the first of these dynamical systems, while the magnitude of the departures of working structures in each pair each dynamical system form, mainly, of equal size, and the magnitude of the departures of the data structures in the upper dynamic system organized with the amount of flights exceeding the value of the departures of similar structures in the lower dynamic system, in addition, the basic links in each pair equip, mainly identical dynamic links, as well as dynamic links connecting pairs in each dynamic system use the standard suspension with different physical-mechanical characteristics, for example, with summer and winter tires, respectively.

19. The method according to 17 or 18, characterized in that the test road surface shape in the form of at least two concentrically arranged tracks, and in the adjacent tracks use a road surface with different physical-mechanical characteristics and composition.

20 a Method according to clause 15, characterized in that the investigated pavement and/or directly to the dynamic links are equipped with sensors for monitoring and recording changes specified physico-mechanical parameters of the road surface during wear.

21. The method according to item 15, wherein to provide dynamic systems circular motion using power - drive and propulsion, which is technologically organized with the ability to provide dynamic systems variable speed up to 140 km/h

22. The method according to item 15, wherein the commutative relationship propulsion drive with control is performed with the use of the service.

23. The method according to item 15, wherein the test pad equip transport passages and storerooms, which are isolated from the test stand additional fence.

24. The method according to item 15, wherein the dynamic system organized with the possibility of displacement of the axis of rotation in a horizontal plane relative to the original position.

25. The method according to item 15, wherein the angular offset of working structures in adjacent pairs calculated from a distance between the wheel axles of dynamic links in each pair in accordance with the base standard is salvage tools.

26. The method according to item 15, wherein the dynamic links equipped with means independent of the controlled braking.

27. The method according to item 15, wherein the analyzed pavement equip additional investigational structures, for example: expansion joints with different direction relative to the radius of rotation; standard horizontal layout; elements formed in the process of repairs, etc.

28. The method according to item 15, wherein the arrow-shaped working structures equipped with adjustable aerodynamic means that structurally organized with the ability to change the dynamic loads on the analyzed pavement from the ground wheels.



 

Same patents:

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3 cl, 1 dwg

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5 dwg

FIELD: physics.

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EFFECT: higher reliability of working-capacity control of aviation sighting system video monitoring and application of working-capacity control as flight personnel training equipment.

4 dwg

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SUBSTANCE: proposed complex trainer has set of onboard aircraft equipment connected with simulating unit of onboard equipment systems by two-way coupling, aircraft motion dynamics simulating unit, instructor's unit and data base unit including data exchange units whose inputs are respectively separate inputs of data pack router, K system representation units, K units showing representation of objects, dispatcher of trainer missions whose separate inputs are connected with trainer configurator and trainer mission protective unit. Second input-output of onboard equipment simulating unit, inputs-output aircraft motion dynamics simulating unit, instructor's unit, data base unit, K units for submitting representation , K units showing representation of objects and third input-output of trainer mission dispatcher are connected with separate inputs-outputs of data pack router.

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10 cl, 5 dwg

FIELD: measuring engineering.

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3 cl, 3 dwg

The invention relates to a simulator, and specifically to optical-electrical systems simulate the external environment, and can be used to visualize the picture of the surrounding space, presented to the driver in the course of learning driving skills and control of tracked vehicle

The invention relates to an aircraft, in particular to a device that provides the opportunity to monitor the area outside world, which is not visible from the workplace of the pilot

FIELD: measuring engineering.

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EFFECT: enhanced accuracy.

3 cl, 3 dwg

FIELD: aircraft trainers; training aircraft pilots under varying flight conditions.

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10 cl, 5 dwg

FIELD: physics.

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4 dwg

FIELD: physics.

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5 dwg

FIELD: games.

SUBSTANCE: invention relates to area of training and entertainment. Game manipulators with elements of vehicle control, including steering wheel and pedals, are connected to personal computer. System of compressed air supply control for development of counter-current flow of air is connected to analogue-digital converter and comprises compressor or fan. Analogue-digital converter controls change of compressor or fan drive electric motor rotation frequency, and compressor or fan may inject air along a system of pipelines into reverses and change speed of movement of air, outgoing from electromagnet valves. Reverses are arranged at the front and at the sides relative to driver. Change of air motion speed is carried out depending on change of vehicle motion speed, which is done by acting at control elements. Analogue-digital converter also controls opening and closing of receiver electromagnet valves as vehicle motion direction changes depending on position of steering wheel.

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3 cl, 1 dwg

FIELD: physics.

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EFFECT: high accuracy of investigation results and high efficiency.

28 cl, 5 dwg

Gaming armchair // 2439710

FIELD: personal use articles.

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6 cl, 4 dwg

FIELD: machine building.

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22 cl, 13 dwg

FIELD: training.

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8 cl

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EFFECT: expanded functionality of the simulator.

6 cl, 2 dwg

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