Onboard diagnostic system for self-propelled special running stock
SUBSTANCE: invention relates to measuring technique, particularly to means of diagnostics for transport facilities with ICE and can be used at self-propelled special rolling stock used for repair and maintenance of railways in operation. Proposed system comprises microprocessor, interface between microprocessor and serial data transfer channel, tank fuel level metre, ambient temperature metre, transport facility assembly units and part performances control unit, location determination unit, sound synthesiser unit, unit to store data and transfer them to dispatcher station, multifunction display and microprocessor switching and control unit. Besides onboard diagnostics system comprises operating conditions determination unit and process conditions determination unit, both being communicated via microprocessor with unit to store data and transfer them to dispatcher station.
EFFECT: expanded performances, higher quality of railroad repair.
The invention relates to the field of measurement technology, in particular to diagnostics and diagnostic information for vehicles with internal combustion engines, and can be used directly in a self-propelled special rolling stock of various types (hereinafter JCSS), used for repairs and maintenance of Railways during their operation.
A device for measuring parameters of a vehicle, containing a microprocessor interface block the microprocessor with a serial channel data block long-term data storage, the electronic control unit of the vehicle, a display unit, a speed sensor and a control circuit of the fuel injector. (Utility model No. 47510, G01D 5/251 from 2.02.2006,)
The disadvantage of this invention is the lack of control of technological modes of self-propelled special rolling stock.
A device for indicating the dynamic information of vehicles with internal combustion engines, containing a microprocessor interface block the microprocessor with a serial data, and a block of long-term storage of the data supplied connected to the microprocessor unit sound sintezator, the unit of measurement of the outdoor temperature is, unit of measurement of fuel level in the tank, multifunction display, the switching unit and the control microprocessor. (Utility model No. 44379 on CL G01D 5/251 from 9.11.2004,) This solution is the closest analogue in relation to the proposed combination of essential features.
The disadvantage of this device is that it, by reading information from the electronic unit on the parameters of the internal combustion engine, a sensor for temperature measurement sensor fuel level, allows you to control vehicle systems and service parameters, but does not allow registration process parameters track machines that determine the quality of the repair of the railroad tracks.
The known device does not provide technical staff of such information, which would allow to control the actual production of track machines, technological modes of operation that determine the quality of the performed operations, which ultimately gives the possibility to check the actual parameters required by the approved technology, leads to distortion of data on production, downtime JCSS, etc.
The technical result of the invention is to enhance the functionality and improve the quality of repairs Sal is the main path through constant monitoring of technological modes of JCSS.
This result is achieved by the fact that on-Board diagnostic system self-propelled special rolling stock, containing the microprocessor interface block the microprocessor channel serial data transmission, a sensor for measuring the fuel level in the tank, the gauge of external temperature, the control units technical parameters of the units and mechanisms of the vehicle, the unit location, unit sound sintezator, a block of long-term data storage and transfer them to the control station, multi-function display and the switching unit and the control microprocessor, characterized in that in order to increase functionality and improve the quality of repairs of railway track using JCSS their Board diagnostics system is equipped with a block definition of modes and the block determining process parameters, through which the microprocessor associated with the block sound of sintezator and a block of long-term data storage and wireless transmission to dispatch the item.
The challenge aimed claimed utility model is to expand the functionality of diagnostics of vehicles, in particular self-propelled special rolling stock used in the repair and maintenance is assured of Railways.
The drawing shows a block diagram of a device for the diagnosis of self-propelled special rolling stock.
On-Board diagnostic system includes a microprocessor 1, the interface block the microprocessor with a serial data transmission 2; a sensor for measuring the fuel level in the tank 3; a sensor for measuring the outer temperate 4; block positioning JCSS 5; a control unit technical parameters of components and assemblies of vehicles, block sound sintezator 7, block long-term data storage and transfer them to the control station 8; multi-function display unit switching and control by microprocessor 9; block definition modes JCSS-10; block determining process parameters JCSS 11; a speed sensor JCSS 12; speed sensor engine 13.
On-Board diagnostic system works as follows.
When the device is connected to a power source (not shown), in the case where the device is connected to the vehicle with a known type of communications Protocol, information about movement parameters JCSS with speed sensors, the diagnostic information received via the serial data transmission electronic control unit JCSS.
On the basis of the information received from the speed sensor 12 and sensor rotational speed of internal combustion engine 1, the microprocessor calculates the mode of operation of the machine (work, transport mode, idle).
The value of the operating speed and operating time in this mode is calculated to develop JCSS. Block determining process parameters JCSS 11 information supplied to the microprocessor 1, where calculations are performed and compared with the parameters required maintenance technology path.
The microprocessor 1 is installed specialized software, digitizing, filtering, and presenting information in a user-friendly form (in the form of an electronic Protocol).
From the microprocessor 1 information supplied on the unit long term data storage and wireless data transmission 8. At the same time, when not under the modes of operation of technological equipment to the requirements of technology of repair, the signal is given to block the sound of sintezator, which aimed audible warnings generates a warning beep is not distracting mechanics from the management of the JCSS.
Information from the fuel level sensor, outdoor air temperature supplied to the microprocessor, where the system calculates the consumption mode, the average fuel consumption taking into account the change in the intensity of density on outdoor temperature. Information blocks with technical about technical parameters of the components and assemblies of the Kyrgyz Republic entered into the microprocessor. the ri output parameters outside the field of tolerance information is supplied to the unit sound sintezator, which sounds a warning about exceeding the established boundaries of some parameters. At the same time the information is given to block long-term information storage 8.
Information request to the electronic control unit allows you to obtain the necessary information, which is then shown on the display.
Switching unit and the control microprocessor allows the user to generate a request for the indication of interest to the user settings, and also allows you to control the means and mechanisms connected to an electronic control unit JCSS.
Collected and archived information with blocks of collecting information from all sensors in JCSS unit 8 is transmitted to the control station by user request, where is convenient for a user in the form of electronic Protocol.
Thus, it is proposed Board diagnostics system for self-propelled special rolling stock, which allows you to extend the functionality of the system, improve the quality of the repair and maintenance of railway track by continuously monitoring modes JCSS.
On-Board diagnostic system self-propelled special rolling stock (JCSS) containing a microprocessor interface block of micropr is cessor channel serial data transmission, the gauge of level of fuel in the tank, the gauge of external temperature, unit positioning, control units technical parameters of components and assemblies, the block of the audio signal synthesizer unit long-term data storage and wireless transmission to a control center multi-function display unit switching and control by a microprocessor, characterized in that, to increase functionality and improve the quality of repairs railroad tracks, on-Board diagnostic system JCSS provided with a block for determining modes and the block determining process parameters, through which the microprocessor associated with the block of the sound synthesizer unit and long-term data storage and wireless transmission to dispatching point.
SUBSTANCE: invention relates to railway transport and can be used to control track state, namely for measuring dynamic deformability of rail bed and possible deviations of track. Proposed method comprises measuring track width with the help of optical pickups mounted on track measuring car and revealing defects of track attachment. Said optical pickups are mounted on track measuring car in three zones corresponding to different zones of load said car applies onto track in motion. Track width is consecutively measured by said optical pickups of every said zone. Two of said pickups are arranged on car ends and one is arranged between car running wheels. Track attachments defects are revealed allowing for measurements results provided by pickups of aforesaid three zones. All pickups are arranged in one plane. Optical pickups inquiry is performed at spacing making at least 25 cm in motion along track.
EFFECT: higher accuracy and reliability of control.
4 cl, 2 dwg
SUBSTANCE: opto-electronic system for monitoring spatial position of a railway track includes at least one radiation source, a measuring bogie mounted on the rail track on which there is a processing unit and a photodetector unit, optically connected to the radiation source. The radiation source can be installed on structures moved out of the boundaries of the rail track and lying on the path of the measuring bogie. The photodetector unit has two reception and analysis systems, a tilt sensor of the photodetector unit, a control module whose output is connected to the input of the processing unit, and other input to the output of the tilt sensor of the photodetector unit, and an indicator for movement of the measuring bogie past the radiation source, whose output is connected to the input of the control module.
EFFECT: increased accuracy of measuring spatial position of a railway track and possibility of monitoring the design position of the rail track simultaneously in two mutually perpendicular directions.
6 cl, 2 dwg
SUBSTANCE: method of monitoring a railway track involves steps on which: a line is illuminated from one end of the railway track to another; part of the light reflected from the track is received; a set of images are generated; the set of images is analysed; the set of images is compiled; corresponding geographical locations of the images are recorded; physical characteristics of a part of the railway track is displayed. A system which realises the method of monitoring a railway track and which is installed on a vehicle includes: at least one light source which is a laser lying next to the railway track for projecting a light beam from one end of the track to the other, one optical receiver lying next to the railway track. The optical receiver has a digital camera, one processor for analysing the set of images and determining geographical location of the set of images. The processor can compile the set of images and record the corresponding geographical location of the set of images.
EFFECT: simplification of the procedure of monitoring the state of a railway track.
70 cl, 12 dwg
FIELD: metering equipment.
SUBSTANCE: invention is related to the field of instrument making. Device for contactless collection of information on internal defects of rail at any depth of their location inside rail comprises SHF generator, detector, indicator, antenna, serially connected low pass filter, signal amplifier, analog-digital converter, storage device and neural computer. SHF generator is represented by autodyne transceiver, which is connected to antenna and detector input, and output of neural computer is connected to indicator. In process of rolling stock motion vibrating surface of rail is radiated with electromagnetic waves of SHF range, reflecting from which, SHF electromagnetic waves are received by transceiving antenna. Phase detection is used to extract signal that contains information on parametres of rail vibration, which is compared to reference signals stored in device memory. In order to make decision on defects in rail, comparison circuit is used on the basis of neural computer algorithm.
EFFECT: improved efficiency of monitoring.
2 cl, 1 dwg
SUBSTANCE: invention relates to mobile complexes of railway track diagnostics. Proposed complex represents a vehicle equipped with combined run system, hardware-software diagnostics system and actuating system. Aforesaid combined run system consists of front and rear suspensions representing a rotary frame made up of levers articulated with the vehicle bearing frame, and axle rigidly coupled with aforesaid levers to support guide rollers. Each suspension is comprises pneumatic drive containing pneumatic cylinders with their cases hinged to the crosswise beam rigidly connected vehicle bearing frame, while rods of pneumatic cylinders are hinged to suspension rotary frame. The hardware-software diagnostic complex consists of track-measuring and/or flaw detection systems with their measuring equipment placed on front and/or back suspension brackets of combined run system, and software-analytical center placed in arranged in interior of vehicle and containing registration unit with PC-based software, as well as long-range communication system, and location system.
EFFECT: higher efficiency.
5 cl, 10 dwg
SUBSTANCE: invention relates to appliances intended for testing diamond switches in conditions corresponding to their operating conditions. Test stand comprises a track section making a tested specimen with its head accommodating a smaller-than-normal-size diamond switch and a rolling body that, given the normal force applied thereon, rolls on over the track section diamond switch profile.
EFFECT: probability to forecast service life of certain material for wheel/rail pairs and to define influence of geometrical linear variations, load size and cycles on results of model test series.
5 cl, 4 dwg
FIELD: electrical engineering.
SUBSTANCE: inventions consider diagnostic and monitoring methods for the running order and wear-out of railway points and/or crossings and/or turn-outs and/or rail joints consisting of several running rails. When railway vehicle passes the points, crossings, turn-outs or rail joint, vibration accelerations are measured and recorded on one or more assemblies of the railway vehicle in two or more spatial directions. The above vibration accelerations are created in the railway vehicle assemblies when it passes the railway point, crossing, turnout or rail joint. In accordance with the invention, the railway vehicle speed is measured and recorded, the movement direction is defined and recorded, the railway point, crossing, turnout and rail joint location is defined and recorded and the exceeding of the given maximum values of the measured vibration accelerations is monitored. Measuring signals from acceleration sensors, speed meters and navigation unit are processed by data acquisition unit. After that, data are stored and evaluated predicting the required time of maintenance and related maintenance costs. If the given maximum values of vibration accelerations are exceeded, a decision is made on the future, more detailed analysis of the railway point, crossing, turn-out and rail joint status.
EFFECT: possible assessment of railway point, crossing, turn-out and rail joint system at less cost and before such assessment is critical.
7 cl, 1 dwg
SUBSTANCE: flaw detector carriage for railway rail control contains flaw detector equipment and rail-cleaning device. Rail-cleaning device contains frame with rail-cleaning scraper eliminating icing made as rectangular box open from front and rear and rail side, and two racks mounted on front and rear box ends connected with lid and walls of box. Inside box metal plates are installed perpendicular to rail surface, plates are divided by flexible gaskets installed on rod traversing racks, metal plates, and flexible gaskets. Longitudinal frame sides have L-shaped cuts with screws installed therein connected with racks, scraper capable of moving in vertical and horizontal-longitudinal planes along L-shaped cuts. Box walls, lid, flexible gaskets and rod are manufactured from electrical insulating materials. Load is placed on box lid increasing impact of metal plates on rail surface.
EFFECT: complete removal of icing from rail surface and increase of accuracy of rail control.
5 cl, 7 dwg
FIELD: building, road works.
SUBSTANCE: the invention refers to area of a railway transportation and is intended for the supervisory control of a rail way. The method of supervisory control of a railway position consists in installation of device on a rail rut, measurement of the passed way, excess of rails, rail gage, registration of the obtained data and addition of values with distance between measuring elements. Installation of wheel pairs on a device frame on the one hand, is performed rigidly, and on the other hand, with possibility of swinging against a cross-section axis. A gauge is measured by installation of measuring elements on lateral surfaces of rails for measurement of distance to an inside face of rails against the frame. Measuring elements are fixed in whatever position. The wheel pairs are used in a control unit of position of a railway, one of which mounted rigidly on a device frame, and the other so that to swing against the cross-section axis fixed on a device frame. The lock elements and the additional detecting device of linear movement are included into the detecting device of measurement of a gauge. Detecting devices of measurement of a gauge are located on a frame from the interior of each rail and supplied with spring-actuated measuring elements capable of being fixed with the lock elements connected with detecting devices of measurement of a gauge.
EFFECT: increase in measurement accuracy, higher operation amenity, expansion of the cart functionality.
2 cl, 4 dwg
SUBSTANCE: invention relates to metrology and can be used for automated control of the rail deflection, for example, in straightening the rail prior to welding the seamless rails. The device incorporates a measuring platform accommodating three optical pickups to keep its front and rear ends and centre, and a measuring device connected to the said pickups. The device comprises also the strips optically contrast relative to the rail surface, arranged on the platform beneath the rail, and a mechanism shifting the rail relative to the immovable measuring platform. The optical pickups are shadow column instruments to record the rail shadow projection against the background of the contrast strip.
EFFECT: possibility of measuring vertical and horizontal rail deflection in straightening.
6 cl, 3 dwg
FIELD: railway transport; measuring facilities.
SUBSTANCE: invention relates to special purpose devices for measuring separate geometric parameters of reinforced concrete ties, i.e. propelling and canting of rail flats on reinforced concrete ties. Proposed device contains housing 1 with fitted-on transport handle 2, right-hand support 3 and left-hand support 4. First support screw 5 and second support screw 6 are installed on right-hand support 3, third support screw 7 and fourth support screw 8 are installed on left-hand support 4, right-hand catcher 9 and left-hand catcher 10 are installed on ends of housing 1, sensor 11 is secured on first support screw 5. Housing 1 carries also right-hand orientation handle 13 with pushbutton 15 and left-hand orientation handle 14. Base 16 is fastened in central part of housing 1, controller 17 and supply compartment 18 being secured on base 16. Device for measuring rail flat canting contains housing 1 with fitted-on transport handle 2, right-hand support 3 and left-hand support 4. First support screw 5 and second support screw 6 are installed on right-hand support 3. And third support screw 7 and fourth support screw 8 are installed on left0hand support 4. Right-hand catcher 9 and left-hand catcher 10 are installed on ends of housing 1, first sensor 11 is secured on first support screw 5, and second sensor 19 is installed on fourth support screw 8. Housing 1 carries right-hand orientation handle 13 with pushbutton 15, and left-hand orientation handle 14. Base 16 with fitted-on controller 17 and supply compartment 18 is secured in central part of housing 1. Moreover, support 21 is connected to housing 1 through vertical rods in central part.
EFFECT: improved efficiency of measurements, increased accuracy and provision of operative measurement of parameters under checking.
3 cl, 2 dwg
FIELD: railway transport.
SUBSTANCE: invention relates to method of diagnosing condition of railway and street car tracks. Proposed device contains detectors designed for measuring deviation of gauge and position of track by level of sags, humps and cavities connected with contact members. Device contains also vertical parallel, inner and outer posts, rollers made for interaction with side working inner surfaces of side track, rollers made for interaction with upper working surfaces of rail track, jambs some ends of which are connected with roller races and others, with corresponding posts. One of detectors is made in form of dial indicator, being arranged on one of inner posts and coupled with roller-type contact elements made for interaction with side working inner surfaces of track. Rod of said indicator is in contact with upper end of other inner post. Springs are placed between inner post. Springs are placed between inner posts in upper and lower parts, mounted on upper surface of two pairs of bosses fitted on one axle. Holes are made in inner posts. Axle with bushing is placed in inner posts. Bracket is connected by one end to bushing, and other end of bracket serves for fastening to floor of test car. Second detector is made in form of metric rule secured to inner post, and two pointers secured on upper end faces of outer posts. Two pairs of slots are made on outer posts. Slots are arranged on one axis and they accommodate pins installed for movement. Pins are provided with stops from outer and inner parts of posts.
EFFECT: improved reliability of device, reduced cost, possibility of reading results of measuring directly from detectors.
FIELD: railway transport; permanent way.
SUBSTANCE: invention relates to method of noncontact inspection of profile of ballast base passing square to longitudinal direction of track. Inspection is carried out together with recording of deviation of track in level and in position. Depending on recorded defects as to level (a) and profile of ballast base 13 obtained for said level, amount of crushed stone for lifting track 4 to preset level and uniform ballasting is determined. To find amount of crushed stone required for ballast base 12, recorded profile of ballast base 13 is applied to preset profile of cross section 14.
EFFECT: improved ballasting of track.
3 cl, 4 dwg
FIELD: railway transport; permanent way.
SUBSTANCE: invention relates to method of grading of existing bed of railway in which cables and/or pipes are laid beyond the limits of rails, and to laser measuring device to read bed profile. According to proposed method, operator removes material of bed by sucking through definite steps along bed to form pits or cross trenches at each side of track, and using laser camera, checks profile near pit and position of buried cables or pipes and stores obtained information. Then, using information kept in memory, operator controls device for mechanical digging of material from both sides of track without risk of damage to buried cables or pipes and profile of graded bed. Laser measuring device is mounted on railway motor car with cross guide beam 12 and carriage with laser camera which can be moved along guide beam. Laser camera is pointed with its lens downwards to read distance from ground, being connected with computer to record position of bogie on rails and distance from camera to ground.
EFFECT: provision of safe, quick and cheap method of railway bed grading with use of laser measuring device.
6 cl, 6 dwg
FIELD: railway transport; permanent way testing facilities.
SUBSTANCE: method of pulling contact system cable comes to the following: each rail 6 is read off by means of distance pickup 16 placed over rail and moved continuously in longitudinal direction of track and scanning in plane 20 passing square to longitudinal direction of track. Problem points of measurement 25 on rail defining geometry of switch are recorded as measurement values in polar system of coordinates. Polar coordinates for measurement values are converted into Cartesian coordinates and information is recorded in memory at continuous measurements of distance by means of measuring wheel after which lateral section for switch 1 is calculated basing on recorded measurement values. Actual measurement values are compared in definite points of measurement 25 with preset values of at least two of enumerated parameters kept in memory, namely, width of clearance between counter-rail and running rail, through clearance or state of tongue as to its wear, minimum width between edge of guide rail and side edge of running rail in curve, width of gauge and/or distance between counter-rails or guide surfaces and deviation of obtained values from preset values. In device for noncontact measurement of lateral section or rail-to-rail distance of track, each pickup 16 is arranged in area over corresponding rail 6 being essentially laser scanner 17 for reading problem points of measurement 25 defining geometry of switch which is made for reciprocation at angle of scanning (α).
EFFECT: provision of quick and accurate determination and evaluation of measurands of vital importance for switch.
4 cl, 6 dwg
FIELD: railway transport; track maintenance.
SUBSTANCE: geometry of track is measured by using high-accuracy measuring circuit with two mechanically coupled test trucks forming transport and mechanically coupled test trucks forming transport and mechanical part of measuring system and including covered distance meter and truck tilting level sensors relative to horizon and at least one radiating mark (optical radiation source) rigidly installed on first test truck in direction of movement and providing pressing of flange of wheel to inner head of base rail, and optical electronic receiving-and-analyzing system rigidly secured on second truck. Second truck is double axle, with flanges of corresponding wheelsets pressed to inner surface of head of base rail, thus forming measuring base identifying position of base rail in points of contact of corresponding wheelsets.
EFFECT: improved accuracy of measurement at simplification of process.
4 cl, 5 dwg
FIELD: railway transport; permanent way.
SUBSTANCE: proposed device for checking condition of switch tongue includes movable and fixed members in form of tongue includes movable and fixed members in form of tongue and ties with adjoining and second stock rails secured on ties and it contains one tongue position pickup relative to adjoining stock rail designed for shunting track circuits of automatic block system. Device is furnished with stop shoe secured on fixed member of track and designed for limiting displacement of tongue along adjoining stock rail. Tongue position pickup is made in form of stationary and movable contacts. Used as stationary contact is said stop shoe which is electrically connected with adjoining stock rail and is electrically insulated from second stock rail. Movable contact is electrically connected with second stock rail being electrically insulated from adjoining stock rail and installed for power interaction with tongue and forming electric connection with stationary contact.
EFFECT: improved safety of traffic, enlarged functional capabilities of device.
5 cl, 3 dwg
FIELD: railway transport.
SUBSTANCE: invention can be used for diagnosing condition of rails using combined ultrasonic and magnetic nondestructive testing devices of higher resolving power. Proposed rail track mobile testing device includes vehicle on frame of which flaw detector bogie is mounted with system for pneumatic and manual lifting of bogie I to traveling position. Tracking ski secured on frame of flaw detector bogie is provided with ultrasonic testing converters unit. Mobile device is provides also with pneumatic system for forced pressing of flaw detector bogie to rails made for adjusting force of pressing in vertical axis and with lateral stabilizing device consisting of roller carriage with flexible damping support. Series magnetizing coils of magnetic control device whose inductive sensor is installed after converters unit in rear part of tracing ski in direction of movement of flaw detector bogie, said coils being fitted on axles of wheel-steps of flaw detector bogie and connected to each other. Said magnetizing coils are installed on bearings and are arranged I protective hood secured on frame of flat detector bogie. Housing of converters unit, protective hood and frame of flaw detector bogie are made on nonmagnetic material. Wheels of flaw detector bogie are installed for independent rotation.
EFFECT: increased resolving power at diagnosing condition of rails, increased dynamic stability of device in movement along rails, reduced mass and dimensional characteristics.
2 cl, 1 dwg
FIELD: railway transport.
SUBSTANCE: method comes to measuring vertical and horizontal accelerations of meter body and those of left-hand and right-hand axle boxes of one of its wheelsets, determining values of measured accelerations and components of vertical accelerations of axle boxes for preset fixed running speed, and comparing obtained values with tolerable values and determining minimum value of maximum running speed of meter on particular section of rail track. Proposed device contains covered part transmitter, initial data packet shaper, accumulator, filter unit, operator's panel, acceleration meters, speed meter, board time system, scaling unit, path irregularities detector, wheel out-of-roundness detector, body vibration intensity detector, maximum speed meter and report date packet shaper. Group of inventions provides determination, with high accuracy and reliability, values of accelerations appearing in main members of meter-path system and obtaining complex characteristics of dynamic interaction of rail track and running train.
EFFECT: simple design of device, low cost.
3 cl, 2 dwg
FIELD: railway transport; permanent way.
SUBSTANCE: invention relates to methods of checking and forecasting condition of rail track. According to proposed method, running course of body of track-testing car is measured by means of inertia navigational system installed under pivot of test bogie, and running hunting angle of test bogie relative to body is measured by means of angular displacement transducer. Then, using axle box-rail transducers, distance from flanges of corresponding wheels of bogie to rail heads are measured. Basing on obtained information , running courses of rail lines are calculated as running course of body minus running hunting angle of test bogie relative to body minus running angle of parallel misalignment of flanges of wheelsets of test bogie and heads of rail lines. Then running values of horizontal irregularities of rail lines are found as product of bogie base by deflection of running course of rail lines from running averaged courses of rail lines on bogie base calculated from courses of rail lines. Running radii of curvature of rail lines are found by dividing bogie base by measured increment of course angles of rail lines on bogie base.
EFFECT: provision of chordless (single point) method of checking leveling of rail lines.