EP2254784A1 - Système de surveillance de l usure, équipement de transport à traction par câble et procédé de surveillance des pièces d usure de celui-ci - Google Patents

Système de surveillance de l usure, équipement de transport à traction par câble et procédé de surveillance des pièces d usure de celui-ci

Info

Publication number
EP2254784A1
EP2254784A1 EP09720504A EP09720504A EP2254784A1 EP 2254784 A1 EP2254784 A1 EP 2254784A1 EP 09720504 A EP09720504 A EP 09720504A EP 09720504 A EP09720504 A EP 09720504A EP 2254784 A1 EP2254784 A1 EP 2254784A1
Authority
EP
European Patent Office
Prior art keywords
wear
monitoring system
characteristic
actual value
component
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP09720504A
Other languages
German (de)
English (en)
Inventor
Richard Thum
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HIMA PAUL HILDEBRANDT GMBH
Original Assignee
HIMA Paul Hildebrandt GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HIMA Paul Hildebrandt GmbH and Co KG filed Critical HIMA Paul Hildebrandt GmbH and Co KG
Publication of EP2254784A1 publication Critical patent/EP2254784A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B12/00—Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00
    • B61B12/06—Safety devices or measures against cable fracture

Definitions

  • Wear monitoring system cable-operated transport system and method for monitoring wear parts thereof
  • the present invention relates to a wear monitoring system for monitoring the wear and / or wear of at least one, subject to wear and / or wear, rotating and / or circumferentially mounted plant component of a support and / or a traction cable and / or a hoisting rope and at least a drive unit comprehensive cable-operated transport system.
  • the present invention relates to a cable-driven transport system with at least one cable, at least one drive unit for moving the at least one cable and at least one rotating and / or circumferentially mounted conditioning component for driving and / or guiding the at least one cable or other components of the transport system.
  • the present invention also relates to a method for monitoring the wear and / or wear of at least one, subject to wear and / or wear, rotating and / or circumferentially mounted plant component of a support and / or a traction cable and / or a hoisting rope and at least one drive unit comprehensive cable-operated transport system.
  • pulleys are usually arranged on supports in the area, with several pulleys together can form a roller assembly.
  • the pulleys not only the pulleys, but in principle all movable, in particular with the at least one rope directly or indirectly cooperating Ana genbaumaschine, for example, permanently or temporarily fixed to the rope transport devices for receiving persons and / or goods, such as armchairs or gondolas, in particular cabin gondolas, are subject to wear and tear.
  • wear can occur in the form of a stiffness up to the seizing of bearings of the rotating and / or circumferentially mounted equipment components. Wear and / or wear can in particular also occur in air-filled friction wheels, which are used to accelerate transport facilities such as gondolas and chairs of a cable car, which are only temporarily fixed to the rope to the speed of the rope or for loading or on or Braking out of people slow down. Thus, a pressure drop in air-filled friction wheels can reduce or prevent the traction of the same.
  • rotating and / or circumferentially mounted plant components in the form of transmission belts for example V-belts for driving rollers or friction wheels, may be subject to wear or wear. This manifests itself by slipping or by overstretching the same, whereby the traction can also be reduced or prevented for example in friction wheels, which are driven by the transmission belt.
  • a wear monitoring system of the type described above which is a characteristic measuring device for measuring an actual value and / or a time-dependent Actual value function of at least one electrical and / or mechanical characteristic of the at least one plant component and / or the drive unit and an evaluation comprises for determining a characteristic deviation of the actual value as a function of time or a time interval of a desired value and / or the actual value function of a time-dependent setpoint function of at least one Characteristic, which characteristic deviation corresponds to a wear and / or a state of wear of the at least one plant component.
  • a wear monitoring system can be determined in principle in each rotating and / or circumferentially mounted plant component in a simple way, how much its function, especially in the course of time, is affected by wear or wear. If an actual value of the parameter is determined, then this actual value can be determined as a function of time, the deviation of which from a desired value as a function of time being greater, the greater the wear and / or wear on the system component.
  • the size and shape of the characteristic deviation of the actual value as a function of the time or the actual value function relative to the time-dependent setpoint function also makes it possible to determine the type of wear and tear.
  • the damage to a bearing of a pulley results in the monitoring of the rotation of a speed reduction to a standstill and thus to a larger than average characteristic deviation.
  • Imbalances in the plant component to be monitored can be detected, for example, by characteristic variations that oscillate in the course of time correlated to rotational cycles.
  • the proposed wear monitoring system is very simple in construction, because it requires, for example, only the monitoring of a mechanical characteristic of the plant component itself and / or an electrical or mechanical characteristic of the at least one drive unit.
  • a change in friction wheels or transmission belts can be detected indirectly in the course of the current of the drive current of the at least one drive unit.
  • the wear monitoring system is ideal for retrofitting existing cable-operated transport systems with little effort.
  • the wear monitoring system requires an increase in the reliability of the cable-operated transport system, because the particular characteristic deviation can also be used to affect the operation of the system, for example, reduce operating speed or shut down the system completely, if a wear and / or a wear condition at least one monitored plant component is so large that the reliability of the transport system or parts thereof can no longer be guaranteed.
  • the invention makes it possible to arrange characteristic measuring devices, for example initiators or other sensor devices, protected from lightning strikes, for example on cable towers, since the characteristic measuring devices do not have to be arranged directly in the vicinity of the cable, but especially below it and from a lightning strike forming rung can be arranged spaced.
  • characteristic measuring devices for example initiators or other sensor devices
  • the characteristic variable measuring device comprises a movement variable device for measuring the actual value and / or the actual value function of at least one first movement variable of the at least one plant component defining a mechanical characteristic variable.
  • a movement variable device for measuring the actual value and / or the actual value function of at least one first movement variable of the at least one plant component defining a mechanical characteristic variable.
  • the structure of the wear monitoring system can be simplified in a simple manner if the movement variable measuring device is designed to measure the actual value and / or the actual value function of at least one second, a mechanical characteristic defining amount of motion at least one rotating and / or circumferentially mounted reference component of the transport system.
  • the actual value and / or the actual value function of the at least one second motion variable can be used as a time-dependent setpoint or as a setpoint function.
  • this means that the actual value or actual value function of the first movement quantity of the at least one plant component to be monitored can be compared with those of a target value or a time-dependent actual value defining a desired value function or the actual value function of the second amount of movement of the reference component of the transport system.
  • the plant component to be monitored may be a pulley, the reference component an identical pulley. If the conveyor or the traction cable of the transport system runs over the pulley and the reference roller at the same speed, then the ratio of the actual values determined for the two components or the actual value functions of the characteristic variable over time would have to develop identically. However, in the course of time increasing deviations from each other, can be readily concluded of wear in or on one of the two components, for example, at which the rotational speed increases over time, resulting in wear of the pulley due to a reduction in diameter close.
  • a reference component may also be an additional, rotating and / or circumferentially arranged plant component may be used, for example, not required for the actual operation of the transport system, separately follower and driven by the rope reference roller. It is advantageous if no excessive cable forces act on the reference component, so that it can be driven substantially unloaded and, if possible, without appreciable slippage from the moving cable.
  • the evaluation device is designed to determine a movement variable deviation of the actual value and / or the actual value function of the at least one first movement variable and the at least one second movement variable from one another.
  • the evaluation device is therefore suitable for directly comparing the determined values of the first and second movement quantities and to determine the characteristic deviation used for assigning a state of wear and / or wear.
  • the evaluation device is preferably designed to determine a change in the characteristic deviation as a function of the operating time or an operating time interval of the transport system, which change of the characteristic deviation corresponds to the wear and / or wear state of the at least one system component as a function of the operating time or the operating time interval.
  • a change in the characteristic deviation as a function of the operating time or an operating time interval of the transport system, which change of the characteristic deviation corresponds to the wear and / or wear state of the at least one system component as a function of the operating time or the operating time interval.
  • the structure of the wear monitoring system is particularly simple and can be equipped with commercially available characteristic measuring devices, if this comprises a torque, a rotational speed and / or an angular velocity measuring device for measuring the mechanical characteristic in the form of a torque, a rotational speed or an angular velocity.
  • the wear of individual plant components can thus be determined, for example, by a time-dependent speed comparison of two plant components, for example a plant component to be monitored and a reference component.
  • the reference component may be a cable pulley which is arranged on a roller arrangement comprising a plurality of cable pulleys so that a cable force, in particular a lateral force exerted on the pulley by a lateral force acting on the cable, for example wind forces, is minimal.
  • the inner pulleys of a roller arrangement which are shielded by inlet and outlet rollers and, if possible, further adjacent rollers, on which usually wear is particularly low.
  • inlet and outlet rollers are monitored by roller arrangements comprising a plurality of cable pulleys, since transverse forces occurring on these pulleys, in particular as a result of wind, produce an overproportionate amount. tional high wear. In other words, this means that run-in and run-out rollers are worn the most, so that it makes sense to determine their wear and / or wear and an operational safety state of the transport system depending on the determined wear and / or wear condition of the on and to identify exit rollers.
  • the structure of the wear monitoring system can be simplified if the characteristic measuring device comprises a current and / or voltage measuring device for measuring at least one parameter in the form of a drive current and / or a drive voltage of the drive unit.
  • the system components which are driven directly or indirectly by the at least one drive unit, have direct or indirect influence on current and / or voltage characteristics of the drive unit as a function of time.
  • an electrical parameter can usefully be determined on a drive unit associated with a friction wheel arrangement for accelerating and decelerating gondolas of the transport system in order to synchronize them with the rotational speed of a circulating cable, since wear on a friction wheel leads to a change in one of the at least one drive unit Requested power and thus to a change in the current and / or voltage curve of the drive unit.
  • a correlation or a redundancy measurement can additionally be achieved by, for example, additionally determining a mechanical parameter at one or more friction wheels of the friction wheel arrangement.
  • the at least one plant component in the form of a pulley, a pulley, a friction wheel or a drive belt is formed.
  • the same characteristic measuring devices can thus be used to determine actual values of parameters on the plant component and on the reference component, wherein each component of the transport plant used as a reference component can itself also be a plant component to be monitored.
  • the pulley is designed in the form of a deflection pulley or a drive pulley.
  • Such sheaves are used in particular in cable cars and lifts. They have the advantage that they have a significantly larger diameter compared to pulley assemblies on poles of the transport system and thus a much lower speed during operation of the transport system. This is especially at drive or deflection discs wear significantly lower than pulleys. Therefore, pulleys with large diameters are ideal as reference components.
  • a wear condition determination device for determining the wear and / or wear state of the at least one abutment component as a function of the characteristic deviation and / or the change in the characteristic deviation.
  • a wear and tear condition can be determined directly by the wear condition determination device.
  • an operating safety condition determining device for determining an operational safety state of the transport system as a function of the wear and / or wear state of the at least one system component.
  • it can be used to determine whether the operating safety state of the transport system is such that it can continue to be operated safely or not.
  • the operating safety state determining device is preferably designed in such a way that an operating safety state of the transport system can be allocated to the wear and tear state of the at least one system component determined by the wear state determination device. For example, if a wear and tear state on a plant component exceeds a certain value, the transport facility can be assigned or assigned an operational safety status indicating that safe operation of the transport facility is no longer guaranteed.
  • a state of great reliability is indicated at 10 or, a state of minimal reliability with 0.
  • wear and / or wear conditions are used. The more plant components that are monitored, the more precisely a fault diagnosis of the transport system can be carried out. By appropriate correlation of specific actual values or actual value functions of different plant components, the position of a fault in the plant can thus be limited particularly well.
  • countermeasures can then also be initiated, for example by switching off the system and displaying an indication of the defective system component.
  • the comparative scale can be configured in many ways, for example in the form of a numerical scale from 0 to 10 or the like, or else by a corresponding color scale, in which an operational safety state which permits safe operation of the transport system, in particular indicated in green, is used. driveability, in which the transport system should under no circumstances be operated, in red.
  • the operating safety state signal generating device is designed such that certain characteristic variable deviations of at least two system components can be processed to generate the operating safety state signal.
  • the determination of the operational safety status becomes the more accurate and efficient, the more plant components are monitored by determining their characteristics.
  • the operating safety status signal generating device comprises a maximum value determination unit with which a maximum value of at least two specific parameter deviations and / or changes thereof can be determined.
  • this has the advantage that the total largest characteristic deviation or change is determinable, because it does not matter in doubt whether the equipment components that are monitored, evenly wear, but to find out where the largest wear and the greatest wear occurs, because the reliability of the transport system may in particular be already questioned by appropriate injury or stoppage of a single plant component. Determining this plant component is significantly simplified with the maximum value determination unit.
  • an optical and / or acoustic display device is provided for displaying the operating safety status signal.
  • this may be in the form of a monitor and / or a loudspeaker, so that the comparative scale and the determined operating state can be displayed or signaled acoustically.
  • an alarm device is provided for generating an alarm and / or switch-off signal, if a value of the operational safety status signal exceeds at least one limit value.
  • the at least one limit value can be set permanently and / or individually changed.
  • the limit value can also serve to specify a reaction time of the system accordingly.
  • the limit value is set such that any fluctuations which result in the actual values or actual value functions determined by the characteristic-measuring device are determined over a time interval and, if appropriate, averaged in order to avoid undesired malfunctions, that is to say, in particular of shutdown signals that occur only as a result of operational fluctuations in the transport system, but not by the actual monitored wear or wear of individual plant components.
  • an optical and / or acoustic alarm signal display device for displaying the alarm and / or switch-off signal.
  • this may be in the form of a warning lamp, preferably a flashing lamp, as well as a corresponding loudspeaker or loudspeaker system.
  • the alarm device is designed and cooperates with a control and / or regulating device of the at least one drive unit of the transport system that due to the generation of the alarm or Shutdown signal drive speed of the transport system can be reduced and / or the at least one drive unit of the transport system can be switched off.
  • the control of the transport system can be fully automated. Regardless of whether an operator perceives the alarm or shutdown signal, so the operation of the transport system can be adjusted immediately if a critical operating situation is determined by the wear monitoring system.
  • the characteristic-measuring device is designed such that two or more electrical and / or mechanical characteristics can be determined simultaneously.
  • desired values or desired value functions are determined by determining actual values and actual value functions on reference components, a characteristic deviation can be determined directly, for example directly by subtraction of the determined values.
  • the characteristic measuring device is designed such that the actual value of the at least one parameter can be determined as a function of time. This makes it easy and safe to determine changes in characteristic deviations in the course of the operation of the transport system and / or over predetermined time intervals.
  • the sensitivity of the wear monitoring system can be adjusted in particular by the duration of the time interval being predefinable and / or variable.
  • integer multiples of operating cycles of the at least one plant component or of a reference component can be selected as a time interval, for example a certain number of revolutions of a pulley or sheave.
  • a specific reaction time of the wear monitoring system can also be predetermined if the values are determined and further processed as average values over the time interval.
  • the characteristic measuring device is designed for the contactless measurement of the at least one parameter.
  • the structure of the characteristic measuring device if this rotatably with the at least one plant component whose mechanical motion is to be determined, connectable Taktvorgabeglied and at least one sensor for detecting a rotation of the Taktvorgabeglieds.
  • Both a speed and an angular speed of the at least one system component can be determined simply and reliably if the clock input element outputs in the form of a timing disk with a plurality of clock members arranged regularly over a circumference of the timing disk whose movement can be detected simply and reliably with corresponding sensors.
  • the structure of the timing disc is particularly simple when the clock members are formed in the form of radially outwardly or inwardly projecting projections which form a regular toothing.
  • the toothing can thus be preferably in the form of an external or internal toothing.
  • a timing disk formed in this way can ensure operational reliability of the characteristic-measuring device.
  • the clock-setting element is at least partially made of a metal.
  • the Taktvorgabeglied is provided with an anti-icing layer.
  • the clock preselection member ices and a determination tion of a mechanical parameter, for example, a motion variable, the at least one system component is no longer ensured.
  • timing disc when the anti-icing layer is made of a plastic.
  • the amount of movement of the at least one system component or reference component can be measured easily and reliably if the sensor is an inductive or a capacitive proximity sensor or a Hall sensor. With it in particular pulses due to a movement of the clock members can be generated past the sensor, from which can be determined, for example, a speed or angular velocity of the timing disk and thus the at least one plant component or the reference component.
  • the at least one reference component and the at least one system component are designed such that in an initial state, for example when the system is started up, the first motion variable has a smaller value than the at least one second motion variable.
  • a ratio of the first and second motion quantities relative to each other can be determined, which, depending on how the ratio of the two variables is formed, has a value significantly less than 1 or a value significantly greater than 1.
  • Exemplary here are speeds of plant components and reference components. If a deflection pulley or a pulley with a very large diameter is provided as the reference component, then this has a significantly lower rotational speed value at the same rope speed than a rope pulley with a comparatively smaller diameter in comparison.
  • a radius of the at least one reference component is favorably greater than a radius of the at least one system component.
  • the object stated in the introduction is also achieved by using one of the above-described wear monitoring systems for monitoring the wear and / or wear of a rotating and / or circumferentially mounted plant component comprising a support and / or a traction cable and / or a hoisting rope and at least one drive unit comprehensive cable-operated transport systems.
  • a wear monitoring system for monitoring the wear and / or wear of the at least one, a wear and / or wear subject, rotating and / or circumferentially mounted plant component
  • wear monitoring system comprises a characteristic measuring device for measuring an actual value and / or a time-dependent actual value function of at least one electrical and / or mechanical parameter of the at least one system component and / or the drive unit and an evaluation device for determining a characteristic deviation of the actual value as a function of time or a time interval from a setpoint value and / or the actual value function of a time-dependent setpoint function of the at least one parameter, which characteristic deviation is a wear and / or a wear ßCloud the at least one plant component corresponds.
  • Equipping a cable-operated transport system with such a wear monitoring system offers the possibility, depending on the design of the Wear monitoring system targeted to monitor individual plant components for wear and / or wear and thus to receive timely indication of when the respective plant component is usefully to maintain or replace, to prevent damage to the transport system and permanently ensure the reliability of the transport system.
  • the wear monitoring system in the form of one of the wear monitoring systems described above according to the described developments thereof is formed and thus also has the advantages already described above.
  • the object set in the present invention is achieved by a method for monitoring the wear and / or wear of at least one, a wear and / or wear subject, rotating and / or circumferentially mounted plant component of a support and / or a traction cable and / or a hoist rope and at least one drive unit comprising cable-operated transport system, in which an actual value and / or a time-dependent actual value function of at least one electrical and / or mechanical characteristic of the at least one system component and / or the drive unit is measured and in which a characteristic deviation of the actual value in dependence the time or a time interval of a desired value and / or the actual value function is determined by a time-dependent desired value function of the at least one parameter, which characteristic deviation is a wear and / or a wear state of the at least one system parts corresponds.
  • the inventively proposed method is simple to perform and focuses on the determination of a characteristic deviation on the plant component itself or indirectly by determining such at least one drive unit of the transport system, which directly or indirectly wear and / or wear of the at least one plant component can be determined .
  • the wear and / or wear condition, which is determined for the respective plant component can also be used in particular to take appropriate measures to ensure the reliability of the transport system, for example by maintenance or repair of the system component or reducing a rotational speed of the transport system or even switching off the same.
  • a movement variable deviation of the actual value and / or the actual value function of the at least one movement variable and the at least one second movement variable, which defines the characteristic deviation, is favorably determined from one another.
  • a change in the characteristic deviation as a function of the operating time or an operating interval of the transport system is determined, which change in the characteristic deviation of the wear and / or wear state of the at least one plant component as a function of the operating time or corresponds to the operating interval.
  • the method can be carried out particularly simply if the mechanical parameter is measured in the form of a torque, a rotational speed or an angular velocity.
  • a drive current and / or a drive voltage of the at least one drive unit are measured as the at least one parameter. These parameters make it possible to close indirectly on the wear and / or wear of the at least one plant component.
  • the at least one parameter is measured on a pulley, a pulley, a deflection pulley, a drive pulley, a friction wheel or a drive belt.
  • a desired value or a desired value function can be measured directly at one of the said parts of the transport system, compared directly with the parameter of the plant component to be monitored, and thus a characteristic deviation can be determined directly.
  • the wear and / or wear state of the at least one system component is determined as a function of the characteristic deviation and / or the change in the characteristic variable deviation.
  • an operating safety state of the transport system is determined as a function of the wear and / or wear state of the at least one system component.
  • an operating safety status signal is generated, which corresponds to a wear and tear state of the at least one system component associated value of the operating safety state on a comparative scale.
  • an operating safety status signal is generated, which corresponds to a wear and tear state of the at least one system component associated value of the operating safety state on a comparative scale.
  • the operating safety state signal is expediently displayed optically and / or acoustically.
  • an alarm and / or shutdown signal is generated when a value of the operational safety status signal exceeds at least one threshold.
  • a first limit may specify that maintenance of one or more plant components makes sense, as it were an indication of a service-dependent maintenance interval.
  • a next threshold may indicate that a plant component has maximum wear and / or wear and must be changed immediately to ensure operation of the transportation system in accordance with applicable safety regulations.
  • another limit may be selected so that the transport system is immediately shut down when it is exceeded or switched off.
  • the at least one limit value is set permanently and / or changed individually.
  • the alarm and / or shutdown signal is displayed optically and / or acoustically.
  • two or more electrical and / or mechanical characteristics are determined simultaneously. This makes it possible to determine the wear and tear state of individual system components practically in real time and to use them accordingly for the control and / or regulation of the transport system.
  • the duration of the time interval is fixed and / or optionally changed in order to specify a reaction time and the sensitivity of the method.
  • the at least one parameter is measured without contact. Furthermore, it may be favorable if the at least one reference component and the at least one system component are selected such that in an initial state during startup of the transport system, the first motion variable has a smaller value than the at least one second motion variable.
  • Figure 1 a schematic representation of two columns with roller arrangements of a cable car with a light load
  • Figure 2 is a schematic representation of two columns with roller arrangements of a cable car with increased load
  • FIG. 3 shows a plan view of a roller arrangement with transverse forces acting on the cable
  • FIG. 4 shows a sectional view through a cable pulley with a cable guided therein without acting transverse forces
  • FIG. 5 a sectional view of a timing disk
  • FIG. 6 shows a schematic representation of a wear monitoring system of a cable-operated transport system
  • FIG. 7 shows a schematic representation of a friction wheel arrangement of the transport system for deceleration / acceleration of a nacelle
  • FIG. 8 shows a schematic representation of a delay friction wheel arrangement with a damaged friction wheel
  • FIG. 9 shows a schematic representation of a delaying friction wheel arrangement with overstretched transmission belt
  • FIG. 10 shows a schematic representation of a friction wheel arrangement for forming an acceleration section with an overstretched, dirty or tau-tipped transmission belt
  • Figure 11 is a schematic representation of a part of a transport system.
  • FIG. 12 shows a flow chart of a method for monitoring the wear of system components of a cable-operated transport system.
  • a rope transport system provided overall with the reference numeral 10 is shown in the form of a cable car. It comprises a revolving, powered cable 12 to which, for example, armchairs or pods 14a for passenger transport or load pontoons 14b for carrying loads are arranged and either fixedly connected to the cable 12 or only temporarily, in particular to temporarily transport the passenger pods 14a from the cable solve, to facilitate the entry and exit of several people.
  • a first drive unit in the form of a drive 16 is designed and arranged such that the cable 12, which is preferably designed to be self-contained, can be moved in order to move the gondolas 14a or 14b circumferentially on the transport system 10.
  • roller assemblies 18 are provided, which are held on supports 20.
  • each roller assembly 18 four pulleys 22.
  • Two pulleys 22 are together on a rocker 24th arranged rotatably mounted, which is mounted relative to a cross member 26 at a free end of the support 20 pivotally.
  • the rockers 24 tend relative to the cross members 26 more or less strongly.
  • An inclination is the stronger, the greater the load on the cable 12 by the gondolas 14a and 14b in the tensioning field 28, which is shown by way of example in FIGS. 1 and 2.
  • the roller assemblies 18 may be in the form of support roller assemblies, that is, the cable 12 in these roller assemblies 18 rests on the pulleys 22 of the roller assembly 18, as shown in FIGS. 1 and 2.
  • the roller assemblies 18 may also be formed as hold-down roller assemblies, that is, the cable 12 is held down by the roller assembly 18 and forces against the rollers 22 against gravity.
  • the schematic representation in Figure 3 corresponds, for example, to a view of a roller assembly 18 in shape a hold-down roller assembly from below.
  • the pulleys 22 are provided with a circumferential, radially outwardly open Seil arrangementsnut 30 in the form of a guide groove which defines a cross section in the form of a circular arc portion.
  • the pulley 22 is usually made of a metal core, which is provided with a pulley 22 surrounding circumferentially plastic layer, for example, hard rubber and / or an elastomer, which has a sufficient thickness, so that the Seil Assemblysnut 30 incorporated readily into the hard rubber layer can be. Since the cable 12 is usually made of a metal, this results in different wear characteristics for the rope 12 and the pulley 22, wherein wear and / or wear of the pulley 22 are usually greater than that of the rope 12.
  • Wear or wear of the pulley 22 may occur, for example, by wind, especially storm, as well as by rocking the
  • inlet rollers 40 and outfeed rollers 42 defining pulleys 22 of the roller assemblies 18.
  • the inlet roller 40 is formed by the pulley 22 on which the rope 12 in the direction of movement 44 enters from the clamping field 28, the outlet roller 42nd is defined by the pulley 22, from which the rope 12 enters the tension field 28 in the direction of movement 44.
  • the inlet roller 40 and the outlet roller 42 of the roller assembly is common that adjacent to them only one further pulley 22 is arranged.
  • the other two pulleys 22 of the roller assembly 18 form so-called inner rollers, which are referred to below as reference rollers 46 and can define reference components within the meaning of the claims.
  • Inner rollers are defined so that they are arranged between two adjacent pulleys 22, in the present embodiment, the roller assembly between the inlet roller 40 and a pulley 22 and between a pulley 22 and the outlet roller 42nd
  • Wear can occur in the transport system 10 to the pulleys 22 not only in the form of wear, for example, an outer rubber layer, but for example, by seizure of bearings of the pulleys 22.
  • This has the consequence in the worst case, that the pulley 22 is no longer rotating and the rope 12 is pulled over the pulley 22, whereby the Seil Installationsnut 30 does not wear evenly, but on one side.
  • This has the consequence that an effective radius r of the pulley 22 is not constant over its circumference, but changes in dependence on a rotation angle.
  • Another form of wear is to be seen in the fact that the outer rubber coating of the pulley 22 undesirably detaches completely from the pulley.
  • wear on the transport system 10 can also occur on a pulley 48, both in the case of a drive 16 driven by the drive 16.
  • drive disc as well as a non-driven deflecting plate, which serve at the ends of the transport system 10 to change the direction of the rope 12 by about 180 °.
  • wear on the pulleys 48 occurs wear either by a tight fit of the pulley 48 or by a wear of an outer layer of the pulley 48, which is basically constructed analogously as shown in Figure 4, ie also has a Seil Installationsnut to the rope 12 to secure to lead.
  • a wear monitoring system 38 which is shown schematically in Figure 6. It comprises at least one characteristic measuring device 50, which is associated with a pulley 22 or a pulley 48.
  • each pulley 22 is assigned a characteristic measuring device 50
  • each pulley 48 optionally also a further characteristic measuring device 50.
  • Each of the characteristic-measuring devices 50 which constitute movement-size measuring devices in the sense of the claims comprises a rotationally fixed manner with the respective cable pulley 22 or Sheave 48 connected Taktvorgabeglied 52 in the form of a timing disk and a sensor 54, for example, a capacitive or inductive proximity sensor or a Hall sensor with which a rotational movement of the Taktvorgabeglieds can be detected.
  • a sensor 54 for example, a capacitive or inductive proximity sensor or a Hall sensor with which a rotational movement of the Taktvorgabeglieds can be detected.
  • encapsulated incremental or absolute path measuring systems can also be used as characteristic measuring devices 50.
  • the timing disk is designed in the form of a flat metallic circular ring 56. Det, which is provided at its outer edge with a toothing 60 comprising a plurality of clock members in the form of teeth 58 forming projections.
  • the circular ring 56 shown schematically, for example, in Figure 5 is provided with a central circular opening 62, on which a cross-sectionally quadrangular, in the direction of a center of the aperture 62 facing out recess 64 is provided, in which a not shown, a corresponding projection of a Bearing shaft of the respective pulley 22 or pulley 48 engages, so that the Taktvorgabeglied 52 rotates at the same speed as the associated pulley 22.
  • the timing disk can also be firmly bonded to the pulley 22 or the pulley 48 or integrated into it, so with make them a whole.
  • the circular ring 56 provided with the toothing 60 is provided with an antivibration layer 66 in the form of a plastic coating which prevents possible ice formation on the timing element 52.
  • the sensors 54 are mounted in the roller assembly 18 so that they can detect movement of the teeth 58. They generate a clock signal which is conducted via signal lines 68 to an evaluation device 70.
  • the evaluation device 70 can be arranged in the region of the roller arrangement 18, for example on a support 20.
  • the evaluation device 70 as shown by way of example in FIG. 6, can also be arranged in the region of a control station 72 of the transport system 10.
  • a converter unit 74 can be connected between the sensor 54 and the evaluation device 70, which converts the signal generated by the sensor 54 into a speed signal and supplies it to the evaluation device 70.
  • a movement amount of the respective pulley 22 can be determined, for example a rotational speed or an angular velocity.
  • the characteristic measuring device 50 then forms either a rotational speed measuring device or an angular velocity measuring device.
  • the evaluation device 70 is designed such that the determined parameters can be compared with it and, for example, a difference the same can be determined in the form of a characteristic deviation, for example the respective actual values of a pulley 22 in comparison with a reference roller 46 or only a characteristic deviation of a single pulley 22, but as a function of an operating time or a time interval.
  • a characteristic deviation can be determined, for example, in the form of a speed difference or angular velocity difference between a cable pulley 22 to be monitored and the reference roller 46.
  • a characteristic deviation can be determined, for example, in the form of a speed difference or angular velocity difference between a cable pulley 22 to be monitored and the reference roller 46.
  • An actual value of the rotational speed at the reference roller 46 can serve, for example, as a desired value for a cable pulley 22 whose wear is to be monitored. For example, if effective radii r of the pulley 22 after installation of the transport system 10 and the greatest possible wear and tear known, then a wear condition or wear on the respective pulley 22 can be determined directly from the characteristic deviation.
  • Wear or wear forms can be determined directly from the specific characteristic deviation. If, for example, the characteristic deviation deviates continuously over the course of time, normal, uniform wear or even wear is to be assumed. Increases the characteristic difference abruptly, it is very likely to assume that one of the two pulleys 22, namely the actually monitored or the reference roller 46, no longer rotate because it blocks, for example, by external influence or bearing damage. An uneven wear on the pulleys 22, which leads to an over the circumference of the pulley 22 varying effective radius r, is to be recognized as a superimposed oscillating function in the representation of the characteristic deviation as a function of time.
  • a radius r that varies over the circumference may, for example, also be conditioned by rolling up inner layers of an outer tire body of the pulley 22 constructed of different materials and layers. The resulting from the rolling plastic deformation of the tire body can occur in particular by the startup and braking of the rope 12.
  • actual value functions and setpoint functions can also be determined or specified, in particular functions over specific predetermined or individually predefinable time intervals. This makes it possible to also compare the actual and setpoint functions, if necessary, to isolated, but temporally limited, large changes in characteristic values on individual rollers, for example accelerations and decelerations in the above-described entry and exit of gondolas 14a and 14b into the tensioning field 28, which to a pivoting of the rockers 24 and thus a short-term acceleration or deceleration of the respective pulleys 22 leads targeted to average or not to consider. For such a time-dependent comparison, it is favorable to provide an averaging unit 75 with which actual and setpoint values can be compared over time or actual and setpoint functions, which are each time-dependent, and time-dependent average values can be formed.
  • the determined characteristic deviation corresponds to a wear and / or a wear state of the at least one system component, for example the pulley 22 or the pulley 48.
  • this can also be used to indicate an operational safety state of the transport system 10.
  • an operating safety state determining device 76 may be provided, which may optionally include the evaluation device 70.
  • an operational safety state of the transport system 10 can be determined as a function of at least one specific parameter deviation.
  • a comparison scale 80 is preferably stored in a memory 78 of the operating safety state determination device 76.
  • the comparison scale 80 serves to be able to assign a value for the operational safety state to a determined value of a characteristic deviation.
  • an operating safety state signal generating device 82 is used with which an operating safety state signal is generated which corresponds to a value of the operational safety state on the comparative scale assigned to the specific characteristic deviation (s).
  • a display device 84 serves for optical and / or acoustic display of the operating safety status signal.
  • the display device 84 may be designed, for example, in the form of a monitor and / or a loudspeaker.
  • the operating safety state determining device 76 further comprises an alarm device 86 for generating an alarm or shutdown signal when a value of the operational safety state signal exceeds a predetermined limit, which may be stored for example in the memory 78.
  • an alarm signal indicating device 88 may also be provided. This can in particular also form a unit with the display device 84.
  • the alarm signal indicator 88 serves to visually and / or acoustically indicate the particular alarm and / or shutdown signal.
  • the alarm and switch-off signal can be forwarded by the RadiosShsbestun Road 76 to a control and / or regulating device 90 of the transport system 10, which depends on the value of the alarm and / or switch-off influence on the drive 16 of the transport system 10, for example, by reducing a speed or completely shutting off the drive 16 or the conveyor 10, for example, to prevent cable derailment and associated adverse effects, particularly on conveyed persons.
  • the operating safety state determining device 76 may further comprise a rope-detecting device 92 for determining a position of the at least one cable pulley 22.
  • a rope-detecting device 92 is described, for example, in German patent application 10 2007 006316.6, which is hereby incorporated by reference in the present application with its entire disclosure content.
  • the characteristic measuring devices 50 are optionally also designed in such a way that the characteristic variables of the cable pulleys 22 with which they are associated can be detected with them at the same time.
  • the operating safety state signal generating device 82 may be configured such that the first and second characteristic variables can be determined with the characteristic measuring devices 50 in a time-dependent manner and the evaluation device 70 is designed such that a mean deviation of the first characteristic variable from the second characteristic variable over a predefined time interval can be determined ,
  • This time interval can be chosen freely by the operator of the transport system 10 in principle. For example, the time interval can be selected in a range of 0.5 seconds to 5 seconds.
  • a maximum value determination device 114 can be provided, with which the largest characteristic deviation occurring on different system components of the transport system 10 can be ascertained. The determination of the largest characteristic deviation makes it possible to influence the transport system exactly then to take if any plant component is so damaged or worn that the reliability of the transport system 10 can no longer be guaranteed.
  • the operating safety state device 76 may further include, in particular, a data processing system, for example in the form of a computer, which may include the functions of the evaluation device 70, the operating safety signal generating device 82, the averaging unit 75, the maximum value determination unit 114, the alarm signal generating device 88 and the rope position detection device 92.
  • a corresponding input device for example a keyboard, may be provided.
  • the data processing system can also be designed such that it is suitable for running a computer program to one of the above-described methods for monitoring the wear and / or wear of at least one subject to wear and / or wear, rotating and / or execute peripherally stored plant component of the transport system, or a method as claimed in the corresponding method claims.
  • the computer program may be stored on a computer-readable medium and comprise program code means which are suitable for executing one of the methods described above or one of the claimed methods when the computer program is executed on the data processing system of the wear monitoring system 38.
  • the computer-readable medium may be in the form of a data carrier, for example in the form of a CD-ROM, a floppy disk or a memory card.
  • a cable-operated transport system 10 in which the gondolas 14a and 14b are not permanently connected to the rope 12, they must be accelerated or decelerated to connect to the rope or to release the rope at its rotational speed.
  • friction wheel arrangements 96 with a plurality of friction wheels 98, which are connected in series by means of transmission wheels.
  • belt 100 the circumferential, wear or erosion of plant components are driven.
  • Particularly suitable as transmission belts 100 are V-belts, which are guided on pulleys 102 and 104, which are firmly connected to the respective friction wheels 98.
  • the drive by means of the transmission belt 100 is such that downstream friction wheels 98 have a greater or lesser rotational speed, depending on whether an acceleration or deceleration distance is to be formed with the friction wheels 96. Accordingly, gear ratios or gear ratios are formed in the arrangement of the transmission belts 100 in conjunction with the pulleys 102 and 104.
  • a transmission belt 100 coupling two friction wheels 98 runs via a small pulley 102 on a friction wheel 98 and over a larger pulley 104 on the coupled friction wheel 98.
  • Each friction wheel preferably has a small and a larger pulley 102, 104.
  • the friction wheel assembly 96 is preferably driven by a separate drive unit 106 which drives a drive wheel 108 which is coupled via a belt 110 to a first friction wheel 98a of the friction wheel assembly 96.
  • the friction wheel 98c It increases due to the larger slip on the friction wheel 98c whose speed whereby the motor current I at Passing through the nacelle 14a of the friction wheel 98c increases or decreases, that is, a characteristic deviation occurs, which directly a wear and / or a state of wear of the respective friction wheel, in the present case the friction wheel 98c, can be assigned.
  • the speed or the rotational speed can be of the friction wheel 98f farthest from the drive unit can be determined with a suitable characteristic measuring device.
  • the impaired in its function friction wheel 98c then has the consequence that a speed profile changes depending on the position x of the nacelle 14a in the region of the friction wheel assembly 96 relative to a setpoint curve. Shown below in FIG. 8 is this deviation from the reference curve of the velocity profile shown in dotted lines can be seen by a continuous drawn reduction in the rotational speed of the friction wheel 98f, which occurs exactly when the nacelle 14a, the friction wheel 98c passes.
  • Transmission belts 100 are also subject to wear and / or wear, such as overstretching or slippage, which can occur as a result of soiling or dewing.
  • a middle namely, the transmission belt 100b is defective
  • the rotational speed of the drive unit 106 increases when the nacelle 14a reaches the friction wheel 98c, which is no longer ideally driven by the defective transmission belt 100b.
  • the friction wheel 98f a rotational speed or the rotational speed VyxJ, which depends on the position of the nacelle 14a in the region of the Reibradan Aunt 96.
  • the actual rotational speed (drawn in solid line) of the friction wheel 98f is permanently above the expected target curve (dotted line) due to the broken drive train.
  • the detected movement quantity deviation that is to say the deviation of the SoII from the actual curve, which is shown below the friction wheel arrangements 96 for the respective examples in FIGS. 8 to 10, occurs at a defective transmission belt 100 not only temporarily, that is, when passing the transmission belt, on, as in the case of the defective friction wheel 98c, as described in connection with Figure 8, but on a larger or longer portion of the Reibradan onion 96. It also results in a deviation in the motor current I of the drive unit 106, which can be determined directly with a characteristic variable measuring device 50. Of course, a characteristic deviation could also be done directly via a rotational speed measurement on several or all friction wheels 98, which would lead to the same results, which made possible a redundancy of the system. Overall, a deviation of the actual values or actual value functions, which are shown in solid lines in FIGS. 8 to 10, can be determined by the respective impairment from the desired values or the desired value function, which are shown dotted in the figures.
  • a temporal or spatial correlation between the entrance of the nacelle 14a into the acceleration or deceleration area and the measured speed or velocity deviation at the friction wheel 98f or 98a farthest from the drive unit, or an operating current change, respectively the location of the defect can be detected.
  • the different shape of the signal can distinguish between a single defect on a friction wheel 98 and a defect in a transmission belt 100.
  • torque measurements on the friction wheels 98 may also be performed to determine the desired characteristic deviation.
  • FIG. 10 An example of a possible method sequence for determining the operating safety state of the transport system 10 is shown schematically in FIG.
  • At least one first parameter is determined with the characteristic measuring device (s) 50, for example the rotational speed (s) of the inlet roller 40 or the outlet roller 42 or a friction wheel 98 or the motor current I of the drive unit 106.
  • a second parameter can be determined, for example, the speed of a reference roller 46 is particularly well suited for this purpose, the speed measurement on a pulley 48, due to their larger diameter with a much lower and overall seen over the operating time more constant Speed rotates as a single small pulley 22.
  • the first and second characteristics are measured simultaneously.
  • the second parameter may also be a predetermined parameter in the form of a setpoint or a setpoint function.
  • the parameter of the plant component to be monitored can be measured as a time-dependent actual value or as an actual value function.
  • the determined characteristic deviation corresponds to a wear / tear condition of the respectively monitored system component, which can be determined and displayed with a wear condition determination device 112.
  • an operational safety status signal is generated as a function of the determined characteristic deviation. If several parameter deviations are determined, the actual operational safety condition is most strongly influenced by the most severe damage to one of the monitored plant components.
  • the operating safety status signal can be visually and / or acoustically displayed with the display device 84. This can be done, for example, such that a text is displayed on a monitor, indicating the operating safety state, for example, "no fault" or "high wear".
  • the display device can also display the operating safety status signal in the form of a bar display, which can also be colored, for example for an operating safety state in which there is no malfunction, a green display, a yellow display with a minimum risk of interference and a red display with a large display Wear or a big wear.
  • the operating safety status signal is generated with the aid of the comparative scale based on the measured characteristic deviation by appropriate assignment.
  • the operating safety status signal is compared with a predefinable limit value. If the operating safety status signal is smaller than the limit value, the operation of the system is continued unchanged, that is, first and / or second and also further parameters are further measured, as described above.
  • an alarm signal is preferably generated with the alarm device and optically and / or acoustically displayed, for example, with the alarm signal display device 88.
  • the display may include a full text display with indications such as "Decrease speed” or “Disable drive” or “Disconnect system”.
  • the speed of the system can be reduced until the operating safety signal drops below the limit again and the system can continue to operate at the originally desired speed, or the system can be switched off automatically immediately to prevent, for example, a Seilentailisung on the monitored and defective pulley 22.
  • the first parameter and the second parameter do not necessarily have to be determined on the same roller assembly 18. It is also possible to provide a single reference roller 46 for the entire transport system 10 and, moreover, to monitor the other cable pulleys 22 and to determine a parameter of the other pulleys 22 with a characteristic measuring device 50. As already stated, a pulley 48 is particularly suitable as a reference component. However, since the rope 12 is not continuously pulled over a roller assembly 18, but a slack in the tension field 28 may change depending on the load, this will undoubtedly lead to a discontinuity of the rope speed on different roller assemblies 18 selected, due to load fluctuations or variable cable accelerations caused speed components are compensated in the determination of the characteristic deviation.
  • encapsulated incremental or absolute displacement measuring systems can be used as characteristic measuring devices 50, depending on the type of characteristic to be measured.
  • the individual measured characteristic quantities are passed to the evaluation device 70 of the control station 72, transmission and measurement errors can be detected and plausibility checks can be carried out by correlating the individual measured values at each roller arrangement 18 or at different roller arrangements 18. Similarly, this applies to all mobile plant components accordingly. If impermissible differences occur, this may be, for example, a failure of the entire or a failure of parts of the wear monitoring system 38, in particular also a rope derailment, act. In any case, safe operation of the transport system 10 can be ensured on the basis of these redundantly determined measured values.
  • characteristic measuring devices 50 of different design and transmission type are used in order to generate no systematic errors in the operation of the wear monitoring system 38.
  • the described wear monitoring system 38 has the great advantage that it is completely independent of the type and structure of the used and monitored plant components of the transport system 10. In particular, it depends on a rope or the design of the rope 12 not.

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Control Of Conveyors (AREA)
  • Braking Arrangements (AREA)

Abstract

Pour accroître la sécurité opérationnelle d’un équipement de transport à traction par câble, l’invention propose un système de surveillance de l’usure (38) destiné à surveiller l’usure et/ou la détérioration d’au moins un composant d’équipement (22, 48, 98, 100) en rotation et/ou monté de manière à réaliser une révolution qui est soumis à une usure et/ou à une détérioration d’un équipement de transport à traction par câble qui englobe un câble porteur et/ou de traction et/ou un câble tracteur (12) ainsi qu’au moins une unité d’entraînement (16, 106). Le système selon l’invention comprend un dispositif de mesure d’une grandeur caractéristique pour mesurer une valeur réelle et/ou une fonction de valeur réelle dépendante du temps d’au moins une grandeur caractéristique électrique et/ou mécanique dudit ou desdits composants d’équipement et/ou de l’unité d’entraînement et comprend un dispositif d’interprétation (70) pour déterminer un écart de grandeur caractéristique entre la valeur réelle en fonction du temps ou d’un intervalle de temps et une valeur de consigne et/ou entre la fonction de valeur réelle et une fonction de valeur de consigne dépendante du temps de ladite ou lesdites grandeurs caractéristiques, ledit écart de grandeur caractéristique correspondant à un état d’usure et/ou de détérioration dudit ou desdits composants d’équipement.
EP09720504A 2008-03-13 2009-03-13 Système de surveillance de l usure, équipement de transport à traction par câble et procédé de surveillance des pièces d usure de celui-ci Withdrawn EP2254784A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008015035A DE102008015035A1 (de) 2008-03-13 2008-03-13 Verschleißüberwachungssystem, seilbetriebene Transportanlage und Verfahren zur Überwachung von Verschleißteilen derselben
PCT/EP2009/052956 WO2009112564A1 (fr) 2008-03-13 2009-03-13 Système de surveillance de l’usure, équipement de transport à traction par câble et procédé de surveillance des pièces d’usure de celui-ci

Publications (1)

Publication Number Publication Date
EP2254784A1 true EP2254784A1 (fr) 2010-12-01

Family

ID=40690538

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09720504A Withdrawn EP2254784A1 (fr) 2008-03-13 2009-03-13 Système de surveillance de l usure, équipement de transport à traction par câble et procédé de surveillance des pièces d usure de celui-ci

Country Status (6)

Country Link
US (1) US8166886B2 (fr)
EP (1) EP2254784A1 (fr)
CA (1) CA2718336A1 (fr)
DE (1) DE102008015035A1 (fr)
RU (1) RU2493989C2 (fr)
WO (1) WO2009112564A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2696927A1 (fr) * 2010-03-19 2010-07-02 Jean-Michel Ouellet Tac 1400
JP6662659B2 (ja) * 2016-02-25 2020-03-11 日本ケーブル株式会社 循環式索道における索条の状態管理装置
FR3050425B1 (fr) * 2016-04-22 2019-06-28 Poma Installation de transport par cable
FR3057524B1 (fr) * 2016-10-17 2018-11-23 Poma Dispositif et procede de repositionnement du cable porteur d'une installation de transport par cable.
DE102016224372B3 (de) * 2016-12-07 2018-02-08 Wakeparx GmbH Wassersportzuganlage
EP3375686A1 (fr) * 2017-03-16 2018-09-19 Bartholet Maschinenbau AG Dispositif et procédé de surveillance d'une télécabine
DE102017108574A1 (de) * 2017-04-21 2018-07-05 Thyssenkrupp Ag Verfahren zur Funktionsüberwachung einer Aufzugsanlage
MX2019014799A (es) * 2017-06-13 2020-08-03 Innova Patent Gmbh Metodo para el servicio de un funicular.
DE102017217830A1 (de) 2017-10-06 2019-04-11 Zf Friedrichshafen Ag Verschleißüberwachungssystem und Verfahren zur Überwachung von Zustandsgrößen einer seilbetriebenen Transportanlage
AT520445B1 (de) * 2017-10-19 2019-04-15 Innova Patent Gmbh Reifenförderer für Transportmittel
RU2741381C1 (ru) * 2018-04-20 2021-01-25 Общество С Ограниченной Ответственностью "Корум Груп" Система диагностики износа футеровки канатоведущего шкива многоканатной подъёмной машины
EP3620340B1 (fr) * 2018-09-10 2022-10-12 Bartholet Maschinenbau AG Installation de téléphérique, procédé de fonctionnement d'une installation de téléphérique ainsi que poulie pour une installation de téléphérique
CN109374461B (zh) * 2018-11-05 2021-02-23 江西省美满生活用品有限公司 一种婴儿纸尿裤的耐磨性测试装置
FR3093490B1 (fr) * 2019-03-05 2021-03-12 Poma Installation de transport de véhicule par câble et procédé de mesure d’une information concernant une telle installation
AT522584B1 (de) * 2019-05-28 2020-12-15 Innova Patent Gmbh Verfahren zum Erfassen eines Verschleißes einer Seilrolle einer Seilbahnanlage
CN112557189B (zh) * 2020-11-24 2022-09-09 安徽康泰电气有限公司 一种光电复合电缆承重收放性能的检测方法
CN112520064B (zh) * 2020-12-04 2022-09-20 中国航空工业集团公司成都飞机设计研究所 一种基于应变监测的损伤自动识别方法
CN113466075B (zh) * 2021-07-19 2023-05-30 广东电网有限责任公司 一种电缆耐磨性能检测装置及其使用方法
CN118329673B (zh) * 2024-06-11 2024-10-22 苏州科宝光电科技有限公司 一种电缆耐磨性测试装置
CN118464698B (zh) * 2024-07-15 2024-09-17 山东上赢线缆有限公司 一种电缆耐磨性检测装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003314A (en) * 1975-04-25 1977-01-18 Pearson William F Ski lift monitoring
US4019002A (en) * 1975-06-18 1977-04-19 Lift Engineering & Mfg., Inc. Positive cable derailment sensing apparatus
US3991413A (en) 1975-06-23 1976-11-09 Berger Philip H Constant current detector system
AT364102B (de) * 1979-10-22 1981-09-25 Voest Alpine Ag Einrichtung zum orten von rollen mit einem erhoehten drehwiderstand in einer rollenbahn
US4363945A (en) * 1980-11-17 1982-12-14 Kunczynski Jan K Cable derailment responsive apparatus
DE3528001C1 (de) * 1985-08-03 1986-12-11 G. Düsterloh GmbH, 4322 Sprockhövel Verfahren und Vorrichtung zur Überwachung und zum Nacharbeiten der Seilrillenfutter einer Treibscheibe für eine Seilbahnmaschine
US4671187A (en) * 1985-09-20 1987-06-09 Kunczynski Jan K Deropement sensor apparatus with gravity-biased, falling, magnetic member
FR2644740A1 (fr) * 1989-03-22 1990-09-28 Mareau Dominique Dispositif antiderailleur de cable pour pylone de telepherique mono-cable
FR2672542B1 (fr) * 1991-02-11 1994-02-11 Komori Chambon Sa Dispositif de detection, dans une machine, de la position de contact de deux cylindres d'axes paralleles.
EP0771709B1 (fr) * 1991-11-29 2000-08-23 Seiko Epson Corporation Détecteur de déplacement dans un appareil de transfert et contrôleur d'entraínement de l'élément de transfert
US5528219A (en) * 1994-04-28 1996-06-18 Konrad Doppelmayr & Sohn Ropeway safety monitoring system
DE59712253D1 (de) * 1996-05-20 2005-05-04 Ifm Electronic Gmbh Elektronisches Schaltgerät und Schaltungsanordnung zur Überwachung einer Anlage
DE19620065C2 (de) 1996-05-20 2001-03-01 Ifm Electronic Gmbh Schaltungsanordnung zur Überwachung des fehlerfreien und/oder zur Erkennung eines fehlerbehafteten Zustands einer Anlage
US5721533A (en) * 1996-07-12 1998-02-24 Lucent Technologies Inc. Cable deployment monitoring arrangement
DE19752362A1 (de) 1997-11-26 1999-06-17 Doppelmayr Seilbahn Produktion Schaltungsanordnung zur Überwachung des fehlerfreien und/oder zur Erkennung eines fehlerbehafteten Zustands einer Anlage
US5959272A (en) * 1997-12-23 1999-09-28 Otis Elevator Company Fail safe roller switch
DE602004026260D1 (de) * 2003-11-06 2010-05-12 Optosys Ag Kabelpositionssensor
DE102006014131B3 (de) * 2006-03-28 2007-06-14 Tsg Technische Service Gesellschaft Mbh Verfahren und Vorrichtung zur Bestimmung der Treibfähigkeit von Treibscheiben-getriebenen Aufzugsanlagen
DE102006036251A1 (de) * 2006-08-03 2008-02-07 TÜV Rheinland Industrie Service GmbH Seilrutsch / Treibfähigkeits-Indikator
DE102007006316B3 (de) 2007-01-30 2008-04-10 Hima Paul Hildebrandt Gmbh + Co Kg Vorrichtung und Verfahren zur Seillageüberwachung einer seilbetriebenen Transportanlage und seilbetriebene Transportanlage

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2009112564A1 *

Also Published As

Publication number Publication date
RU2493989C2 (ru) 2013-09-27
WO2009112564A1 (fr) 2009-09-17
US20110073000A1 (en) 2011-03-31
US8166886B2 (en) 2012-05-01
CA2718336A1 (fr) 2009-09-17
DE102008015035A1 (de) 2009-09-24
RU2010141335A (ru) 2012-04-20

Similar Documents

Publication Publication Date Title
EP2254784A1 (fr) Système de surveillance de l usure, équipement de transport à traction par câble et procédé de surveillance des pièces d usure de celui-ci
EP1953062B1 (fr) Dispositif et procédé de surveillance de la position du câble d'une installation de transport par câble
EP2807103B1 (fr) Dispositif de sécurité et procédé de contrôle d'une installation d'ascenseur
DE10362095B4 (de) Vorrichtung und Verfahren zum Verringern von Aufzugsschwingungen
EP2804826B1 (fr) Surveillance de la vitesse de déplacement d'une bande de matière
EP1881312B1 (fr) Banc d'essai à rouleaux d'un frein
EP2043935B1 (fr) Détecteur de position d'un cabine d'ascenseur
EP2696904B1 (fr) Véhicule ferroviaire avec détecteur de déraillement
EP3774630B1 (fr) Procédé et dispositif de surveillance des propriétés d'un dispositif de suspension dans une installation d'ascenseur
EP3262394B1 (fr) Appareil et procédé d'amélioration de la sécurité des montagnes russes et carrousels
DE112015006825T5 (de) Aufzugvorrichtung
EP1870369B1 (fr) Procédé destiné à la vérification d'un dispositif de frein de levage, un procédé destiné à la mise en service d'une installation de levage et un dispositif destiné à l'exécution d'une mise en service
EP2043936B1 (fr) Système électronique multifonction combiné de freinage de secours et de détection
DE102017217830A1 (de) Verschleißüberwachungssystem und Verfahren zur Überwachung von Zustandsgrößen einer seilbetriebenen Transportanlage
EP1510498B1 (fr) Procédé de surveillance d' un palan à chaine et palan à chaine
WO2014005835A1 (fr) Procédé et dispositif d'actionnement précoce d'un frein d'ascenceur
EP2219984B1 (fr) Entraînement d'ascenseur et procédé d'entraînement et d'arrêt d'une cabine d'ascenseur, procédé correspondant, et système de freinage et procédé de freinage et d'arrêt d'une cabine d'ascenseur et procédé correspondant
DE102021105643B3 (de) Verfahren zur Feststellung des Beginns einer verschleißbedingten Bauteil-Restnutzungsdauer eines elastisch verformbaren Bauteils, als Strukturteil und/oder Lagerteil eines Geräts
EP2701962B1 (fr) Véhicule ferroviaire doté d'un dispositif de surveillance de boîte chaude
EP3375686A1 (fr) Dispositif et procédé de surveillance d'une télécabine
DE102019114463B4 (de) Überlast- und Bruch-Überwachungsverfahren und -system für ein Hochauftriebssystem eines Flugzeugs
EP3564419B1 (fr) Ouvreuse de balles doté d'une unité d'enlèvement à changement de hauteur et son unité de freinage
EP2840053A1 (fr) Dispositif de surveillance pour une cabine d'ascenseur
EP1911713B1 (fr) Système et procédé destinés à la détermination de la position d'une cabine d'ascenseur
EP2540952B1 (fr) Dispositif de surveillance pour installation d'équilibrage de poids ainsi que fermeture de bâtiment et entraînement de porte en étant équipés

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20101012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA RS

DAX Request for extension of the european patent (deleted)
RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: HIMA PAUL HILDEBRANDT GMBH

17Q First examination report despatched

Effective date: 20170721

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20171201