EP3319899B1 - Treuil à câble, procédé pour commander le fonctionnement d'un treuil à câble et procédé pour le fonctionnement d'un treuil à câble - Google Patents

Treuil à câble, procédé pour commander le fonctionnement d'un treuil à câble et procédé pour le fonctionnement d'un treuil à câble Download PDF

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Publication number
EP3319899B1
EP3319899B1 EP16738113.6A EP16738113A EP3319899B1 EP 3319899 B1 EP3319899 B1 EP 3319899B1 EP 16738113 A EP16738113 A EP 16738113A EP 3319899 B1 EP3319899 B1 EP 3319899B1
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EP
European Patent Office
Prior art keywords
rotational speed
winch
rope
cable
drum
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.)
Active
Application number
EP16738113.6A
Other languages
German (de)
English (en)
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EP3319899A1 (fr
Inventor
Joachim Schmidt
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.)
Vincorion Advanced Systems GmbH
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Vincorion Advanced Systems GmbH
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Publication date
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Publication of EP3319899A1 publication Critical patent/EP3319899A1/fr
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Publication of EP3319899B1 publication Critical patent/EP3319899B1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
    • B66D1/74—Capstans
    • B66D1/7405—Capstans having two or more drums providing tractive force
    • B66D1/741—Capstans having two or more drums providing tractive force and having rope storing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/40—Control devices
    • B66D1/42—Control devices non-automatic
    • B66D1/46—Control devices non-automatic electric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
    • B66D1/74—Capstans
    • B66D1/7415—Friction drives, e.g. pulleys, having a cable winding angle of less than 360 degrees
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
    • B66D1/74—Capstans
    • B66D1/76—Capstans having auxiliary drums or barrels for storing the ropes or cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/22—Control systems or devices for electric drives
    • B66C13/23—Circuits for controlling the lowering of the load
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/12—Driving gear incorporating electric motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/36—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
    • B66D1/38—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains by means of guides movable relative to drum or barrel

Definitions

  • the present invention relates to a method for controlling operation of a cable winch, a method for operating a cable winch, a corresponding device, a cable winch and a corresponding computer program product.
  • Cable winches for example electric rescue winches, can have a capstan drive (also known as a capstan drive) and a cable drum for winding and unwinding a winch cable.
  • the drum can be driven directly by a main drive, with a speed difference arising from the winding layers being able to be compensated for by means of a slipping clutch.
  • the DE 10 2012 013 527 A1 relates to an electrically operated cable drum as the main component of an electric capstan winch that can be used as a rescue winch in helicopters.
  • the FR 2 843 954 A1 discloses a method for controlling an operation of a cable winch, the method being executable in connection with a cable winch which has a capstan drive unit for bringing in a cable into the cable winch and deploying the cable from the cable winch, a main drive for driving the capstan drive unit, a cable drum for receiving the Has rope by winding and unwinding the rope and a drum drive for driving the cable drum, wherein the drum drive and the main drive can be operated independently.
  • a control strategy or regulation strategy or a regulation concept for cable winches for example for electric cable winches, such as electric rescue winches
  • two separate drives such as electric drives, each with a motor Transmission, be provided to independently drive a capstan drive and a rope drum.
  • a torque on the cable drum can be increased here if cable slip is detected on the capstan drive. More precisely, for example, a cable section between the capstan drive and the cable drum can be kept under tension by adjusting the torque on the cable drum.
  • a cable winch can be operated with a winch cable at the optimum working point, particularly due to the control strategy or the regulation concept, which can reduce both wear on the cable and wear in mechanical components of the cable winch.
  • parts can be saved, such as a slipping clutch, whereby the wear of such a part can be prevented, for example in comparison to a rigid coupling between drum and capstan drive, a variable torque suitable for the respective operating situation and thus easy adaptation to changing framework conditions will be realized.
  • a slipping clutch can be dispensed with, in which case wear on a slipping clutch can be avoided and wear on the winch cable can be reduced.
  • a method for controlling the operation of a cable winch is presented, the method being executable in connection with a cable winch which has a capstan drive unit for bringing in a cable into the cable winch and releasing the cable from the cable winch, a main drive for driving the capstan drive unit, a cable drum for picking up the cable by winding and unwinding the cable, a drum drive for driving the cable drum, the drum drive and the main drive being operable independently of one another, and having a speed measuring device which is arranged in a cable entry section of the cable winch, the method having the following steps: reading in a first speed, which represents a speed of the main drive, and a second speed, which represents a speed detected by the speed measuring device; and
  • the cable winch can be designed as an electric cable winch.
  • the cable winch can be used as a rescue winch or the like.
  • the cable winch can also be installed in a vehicle, for example in an aircraft.
  • the main drive can have an electric motor. Additionally or alternatively, the drum drive can have an electric motor.
  • the drum drive and additionally or alternatively the main drive can also each have a gear.
  • the cable entry section can represent a section of the cable winch in which the cable or winch cable enters the cable winch and additionally or alternatively exits from the cable winch.
  • the capstan drive unit with the main drive can be arranged within the cable winch between the cable drum with the drum drive and the cable entry section with the speed measuring device in relation to a cable running direction.
  • the first speed can be understood as a first speed value and the second speed can be understood as a second speed value.
  • the first speed can be read in via an interface to the main drive or a detection device assigned to the main drive.
  • the second speed can be read in via an interface to the speed measuring device.
  • the method can include a step of detecting the first speed and the second speed.
  • the first speed can be detected using the main drive.
  • the second speed can be detected using the speed measuring device.
  • the first speed and the second speed can be related to a reference diameter or normalized.
  • the method can also have a step of determining a speed difference and additionally or alternatively a speed ratio between the first speed and the second speed.
  • the torque value can be determined as a function of the speed difference and additionally or alternatively the speed ratio.
  • the method can have a step of performing a comparison of a mathematical relationship or a link between the first speed and the second speed with a threshold value for the mathematical relationship or the link.
  • the torque value can be determined as a function of a result of the comparison.
  • the mathematical relationship can be a speed difference and additionally or alternatively a speed ratio between the first speed and the second speed.
  • an amount of the rotational speed difference can be compared with the threshold value.
  • the threshold value can represent a slip limit, for example.
  • the torque value can be determined in a starting state of the cable winch as an initial value using at least one default value dependent on the cable load.
  • a look-up table with default values dependent on the cable load can be used in the determination step.
  • the method can have a step of providing a control signal for controlling the drum drive.
  • the control signal can represent the torque value.
  • the drum drive can be operable.
  • the control signal can have, in particular, a setpoint value for the torque of the drum drive or a controlled or controlled variable for the torque.
  • a method for operating a cable winch having a capstan drive unit for hauling in a cable into the cable winch and releasing the cable from the cable winch, a main drive for driving the capstan drive unit, a cable drum for receiving the cable by winding and unwinding the cable , A drum drive for driving the cable drum, wherein the The drum drive and the main drive can be operated independently of one another, and has a speed measuring device which is arranged in a cable entry section of the cable winch, the method having the following step: Controlling an operation of the winch by performing the steps of an embodiment of the above method to reel in or pay out a cable from the winch.
  • a control signal can also be used to activate the drum drive, which signal represents the torque value determined according to an embodiment of the above-mentioned method.
  • the torque of the drum drive in the step of controlling, can be adjusted until a mathematical relationship or a link between the first speed and the second speed meets a threshold value.
  • a mathematical relationship or a link between the first speed and the second speed meets a threshold value.
  • a device is also presented which is designed to carry out, control or implement the steps of a variant of a method presented here in corresponding devices.
  • the object on which the invention is based can also be achieved quickly and efficiently by this embodiment variant of the invention in the form of a device.
  • the device can be designed to read in input signals and to determine and provide output signals using the input signals.
  • An input signal can represent, for example, a sensor signal that can be read in via an input interface of the device.
  • An output signal may represent a control signal or a data signal that may be provided at an output interface of the device.
  • the device can be designed to determine the output signals using a processing specification implemented in hardware or software.
  • the device to a logic circuit, a include an integrated circuit or a software module and be implemented, for example, as a discrete component or be comprised of a discrete component.
  • an embodiment of the aforementioned device can thus be advantageously employed or used, in particular to control operation of the cable winch and additionally or alternatively to operate the cable winch.
  • An embodiment of one of the methods mentioned above can also be carried out advantageously in connection with or using the cable winch.
  • the speed measuring device can have a cable entry roller and a speed sensor.
  • the speed sensor can be designed to detect a speed of the cable entry roller.
  • the speed sensor can be designed to detect the speed of the cable entry roller in a non-contact manner.
  • Such an embodiment offers the advantage that the rotational speed can be detected in a low-wear and precise manner.
  • the capstan drive unit can also have a plurality of rope pulleys for receiving a plurality of windings of the rope.
  • the plurality of cable pulleys can be arranged in two radially spaced packages with the same number of coaxially lined up, rigidly connected cable pulleys.
  • a first package can be driven by the main drive.
  • a second pack may be mechanically coupled to the first pack by a power transmission.
  • the axes of rotation of the capstan drive unit, the cable drum and the speed measuring device can be parallel to one another within manufacturing tolerances.
  • Such an embodiment offers the advantage that a form factor of the cable winch can be reduced, with the cable being or being able to be guided in the cable winch with little wear.
  • a computer program product or computer program with program code which can be stored on a machine-readable carrier or storage medium such as a semiconductor memory, a hard disk memory or an optical memory, is also advantageous. If the program product or program is executed on a computer or a device, then the program product or program can be used to carry out, implement and/or control the steps of the method according to one of the embodiments described above.
  • a capstan drive or a so-called capstan drive and a cable drum for winding and unwinding the winch cable are provided, for example.
  • the capstan drive transfers the forces generated by a load on the hook, with the cable drum winding or unwinding the cable with a comparatively lower tensile force.
  • a drum is driven directly by a main drive, with a speed difference resulting from the winding layers of the rope being compensated for by means of a slipping clutch.
  • the cable winch 100 is merely an example electric rescue winch.
  • a cable 105 or winch cable 105 can be brought into the cable winch 100 and brought out of the cable winch 100.
  • the cable 105 is guided in the cable winch 100 .
  • the cable winch 100 has a capstan drive unit 110 and a main drive 115 .
  • the capstan drive unit 110 is designed to reel in the cable 105 into the cable winch 110 and to eject the cable 105 from the cable winch 110 .
  • the main drive 115 is designed to drive the capstan drive unit 110 .
  • the main drive 115 is coupled to the capstan drive unit 110 .
  • the cable winch 100 has a cable drum 120 and a drum drive 125 .
  • the cable drum 120 is designed here to receive and release the cable 105 by winding and unwinding the cable 105 .
  • the drum drive 125 is designed to drive the cable drum 120 . In this case, the cable drum 120 and the drum drive 125 are coupled to one another.
  • the main drive 115 and the drum drive 125 can be operated independently or separately from one another. In other words, the main drive 115 and the drum drive 125 of the cable winch 100 can be controlled individually.
  • the cable winch 100 also has a speed measuring device 130 .
  • the rotational speed measuring device 130 is arranged in a cable entry section of the cable winch 100 .
  • the speed measuring device 130 is designed to detect a speed of a deflection pulley over which the cable 105 is guided in the cable entry section.
  • cable winch 100 has a device 140 or control and/or operating device 140 .
  • the device 140 is connected to the main drive 115, the drum drive 125 and the speed measuring device 130 so that it can transmit signals.
  • First speed signal 152 represents a speed or first speed of main drive 115.
  • Second speed signal 154 represents a speed measured by speed measuring device 130 or a second speed.
  • Device 140 is thus designed to read in first speed or first speed signal 152 and second speed or second speed signal 154 .
  • Device 140 is also designed to determine a torque value for setting a torque of drum drive 125 as a function of the first speed and the second speed.
  • the device 140 according to in 1 The exemplary embodiment shown is also designed to control operation of the cable winch 100 in order to bring the cable 105 into the cable winch 100 or to bring the cable 105 out of the cable winch 100 .
  • control signal 160 is suitable to be used to drive the drum drive 125 .
  • control signal 160 represents the torque value determined in device 140 .
  • a torque of the drum drive 125 can thus be set via the control signal 160 .
  • the device 140 is designed to read in the first speed or the first speed signal 152 and the second speed or the second speed signal 154 and to generate and output the control signal 160 using the same.
  • the device 140 has a reading-in device 142 and a determination device 144 .
  • Reading device 142 is designed to read in first speed or first speed signal 152 and second speed or second speed signal 154 .
  • Determination device 144 is designed to determine the torque value as a function of the first speed or first speed signal 152 and the second speed or second speed signal 154 .
  • determining device 144 is designed to determine the torque value in a starting state of cable winch 100 as an initial value using at least one default value dependent on the cable load.
  • the device 140 is also designed to reduce the first speed using the main drive 115 and the second speed under Use of the speed measuring device 130 to detect.
  • device 140 is also designed to determine a speed difference and/or a speed ratio between the first speed and the second speed.
  • Device 140 is designed to determine the torque value as a function of the speed difference and/or as a function of the speed ratio.
  • device 140 is designed to carry out a comparison of a mathematical relationship between the first rotational speed and the second rotational speed with a threshold value for the mathematical relationship. In this case, device 140 is designed to determine the torque value as a function of a result of the comparison carried out.
  • Device 140 is also designed according to one embodiment to provide control signal 160 .
  • the device 140 is designed here to provide the control signal 160 for an output to the drum drive 125 .
  • the device 140 can also have a detection device, a determination device, an implementation device and/or a provision device.
  • the cable winch 100 is a cable winch from 1 or a similar winch. Deviating from the representation in 1 are from the winch 100 in 2 the cable 105 or winch cable 105, the capstan drive unit 110, the main drive 115 and the cable drum 120 are shown, the drum drive and the device being shown in FIG 2 are hidden or omitted, with a hook 205 for attaching a load to the cable 105 being additionally shown, with a cable entry roller 232 and a speed sensor 234 being shown from the speed measuring device.
  • the cable 105 is wound or can be wound onto the cable drums 120 at a first end.
  • the hook 205 is attached to the rope 105 at a second end of the rope 105 opposite the first end.
  • the speed measuring device of the cable winch 100 has according to in 2 illustrated embodiment, the cable entry roller 232 and the speed sensor 234.
  • the cable 105 runs in the cable entry section or cable entry section of the cable winch 100 via the rope entry pulley 232.
  • the speed sensor 234 is located adjacent to the rope entry pulley 232.
  • the rotational speed sensor 234 is designed to detect a rotational speed of the rope entry roller 232 .
  • the RPM of the rope entry pulley 232 is the second RPM, which can be used in conjunction with the first RPM to determine the torque value.
  • the rotational speed sensor 234 is designed, for example, to provide the detected rotational speed of the cable entry roller 232 as the second rotational speed or the second rotational speed signal.
  • the capstan drive unit 110 of the cable winch 100 has a plurality of cable pulleys for receiving a plurality of windings of the cable 105 .
  • the plurality of windings of the rope 105 is four, purely by way of example.
  • the cable pulleys are arranged in two packages that are radially spaced apart from one another, with in particular the same number of coaxially lined up, rigidly connected cable pulleys.
  • a first set of sheaves is disposed adjacent to main drive 115 and is drivable by main drive 115 .
  • a second pack of pulleys is mechanically coupled to the first pack of pulleys by a power transmission device.
  • each pack of sheaves also includes a pulley.
  • each package may include a one-piece molded pulley having a plurality of axially staggered cable receiving grooves.
  • the axes of rotation of the capstan drive unit 110, an axis of rotation of the cable drum 120 and an axis of rotation of the cable entry roller 232 are arranged or aligned parallel to one another within manufacturing tolerances.
  • the cable 105 extends or runs from the hook 205 into the cable entry section of the cable winch 100, over the cable entry roller 232, over the capstan drive unit 110 and into the cable drum 120. Between the cable entry roller 232 and the capstan drive unit 110 and between the capstan drive unit 110 and of the cable drum 120 according to in 2 shown embodiment also arranged means for rope drop safety and / or cable guide.
  • FIG. 3 shows a flow chart of a method 300 for controlling according to an embodiment.
  • the method 300 can be implemented to operate a cable winch to control.
  • the method 300 for controlling in connection with or using the cable winch from one of the Figures 1 to 2 or a similar winch executable.
  • Method 300 for controlling has a step 310 of reading in a first speed from the main drive and a second speed from the speed measuring device.
  • a torque value for setting a torque of the drum drive determined.
  • step 320 of determining, the torque value in a starting state of the cable winch is determined as an initial value using at least one default value dependent on the cable load.
  • a look-up table or the like with default values dependent on the rope load can be used to determine the torque value as an initial value.
  • the method 300 for controlling further includes a step 330 of detecting the first speed and the second speed.
  • the step 330 of detecting can be carried out before the step 310 of reading in.
  • the first speed is detected using the main drive, with the second speed being detected using the speed measuring device.
  • the method 300 for controlling between the step 310 of reading in and the step 320 of determining has a step 340 of determining and additionally or alternatively a step 350 of carrying out a comparison.
  • step 340 of determining a speed difference and/or a speed ratio between the first speed and the second speed is determined.
  • the torque value is then determined as a function of the speed difference and/or the speed ratio.
  • step 350 a comparison of a mathematical relationship between the first speed and the second speed is performed to a threshold value for the mathematical relationship.
  • the mathematical relationship is, for example, the speed difference and/or the speed ratio. In doing so, Step 320 of determining the torque value is determined depending on a result of the comparison.
  • the method 300 for controlling optionally has a step 360 of providing, wherein the step 360 of providing can be carried out after the step 320 of determining.
  • step 360 of providing a control signal for controlling the drum drive is provided.
  • the control signal represents the torque value determined in step 320 of the determination.
  • FIG. 4 shows a flow diagram of a method 400 for operating according to an embodiment.
  • Method 400 is executable to operate a winch.
  • the method 400 is executable to the cable winch from one of Figures 1 to 2 or to operate a similar cable winch.
  • method 400 is in connection with the method for controlling operation of the winch 3 or a similar control method executable.
  • the method 400 for operating has a step 410 of controlling an operation of the cable winch in order to bring in a cable into the cable winch or to deploy it from the cable winch.
  • step 410 of controlling includes the steps of the method for controlling 3 as partial steps.
  • the steps of the method for controlling are executed 3 carried out as sub-steps.
  • step 410 of controlling the torque of the drum drive is adjusted until a mathematical relationship between the first speed and the second speed meets a threshold or slip limit.
  • an anti-slip control can be integrated or implemented in the cable winch 100.
  • the torque with which the cable drum 120 is driven, and thus a cable pull through the cable drum 120, are a measure of the force with which the capstan drive unit 110 moves a load on the hook 205. If the cable pull is too low, the cable 105 slip on the capstan drive unit 110, which in turn leads to a speed difference between the first speed on the capstan drive unit 110 and the second speed measured by the speed measuring device 130 at the cable entry.
  • a control process or regulation process using method 300 for controlling and/or method 400 for operation intervenes and the torque on cable drum 120 can be increased until slip in capstan drive unit 110 or the speed difference is eliminated is brought below a threshold.
  • a torque/load table can be stored, from which the starting value can be read.
  • a slip limit can then be determined and then set as already described.
  • a cable drum drive would simply be torque-controlled, with a fixed moment, and the main drive on the capstan drive would be speed-controlled.
  • an embodiment includes an "and/or" link between a first feature and a second feature, this should be read in such a way that the embodiment according to one embodiment includes both the first feature and the second feature and according to a further embodiment either only that having the first feature or only the second feature.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control And Safety Of Cranes (AREA)
  • Electric Cable Installation (AREA)
  • Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
  • Control Of Electric Motors In General (AREA)

Claims (12)

1. Procédé (300) pour commander un fonctionnement d'un treuil (100), le procédé (300) pouvant être exécuté conjointement avec un treuil (100) comprenant une unité d'entraînement de cabestan (110) pour récupérer une corde (105) dans le treuil (100) et décharger la corde (105) du treuil (100), un entraînement principal (115) pour entraîner l'unité d'entraînement de cabestan (110), un tambour à câble (120) pour recevoir le câble (105) en enroulant et en déroulant le câble (105), un entraînement de tambour (125) pour entraîner le tambour à câble (120), l'entraînement de tambour (125) et l'entraînement principal (115) pouvant fonctionner indépendamment l'un de l'autre, caractérisé en ce que le treuil à câble comprend un dispositif de mesure de la vitesse de rotation (130; 232, 234) disposé dans une partie d'entrée de câble du treuil (100), le procédé (300) comprenant les étapes consistant à:
lire (310) une première vitesse de rotation (152) représentant une vitesse de rotation de l'entraînement principal (115) et une seconde vitesse de rotation (154) représentant une vitesse de rotation détectée par le dispositif de mesure de vitesse de rotation (130; 232, 234); et
déterminer (320) une valeur de couple pour ajuster un couple de l'entraînement du tambour (125) en fonction de la première vitesse de rotation (152) et de la seconde vitesse de rotation (154).
Procédé (300) selon la revendication 1, comprenant une étape (330) de détection de la première vitesse de rotation (152) et de la deuxième vitesse de rotation (154), dans lequel la première vitesse de rotation (152) est détectée à l'aide de l'entraînement principal (115) et la deuxième vitesse de rotation (154) est détectée à l'aide du dispositif de mesure de la vitesse de rotation (130; 232, 234).
Procédé (300) selon l'une quelconque des revendications précédentes, comprenant une étape (340) de détermination d'une différence de vitesse de rotation et/ou d'un rapport de vitesse de rotation entre la première vitesse de rotation (152) et la deuxième vitesse de rotation (154), dans lequel, dans l'étape (320) de détermination, la valeur de couple est déterminée en fonction de la différence de vitesse de rotation et/ou du rapport de vitesse de rotation.
Procédé (300) selon l'une quelconque des revendications précédentes, comprenant une étape (350) de réalisation d'une comparaison d'une relation mathématique entre la première vitesse de rotation (152) et la deuxième vitesse de rotation (154) avec une valeur seuil pour la relation mathématique, dans lequel dans l'étape (320) de détermination, la valeur de couple est déterminée en fonction d'un résultat de la comparaison.
Procédé (300) selon l'une quelconque des revendications précédentes, dans lequel, à l'étape (320) de détermination, la valeur de couple dans un état de démarrage du treuil (100) est déterminée comme une valeur initiale en utilisant au moins une valeur par défaut dépendant de la charge du câble.
Procédé (300) selon l'une quelconque des revendications précédentes, comprenant une étape (360) de fourniture d'un signal de commande (160) pour piloter l'entraînement du tambour (125), le signal de commande (160) représentant la valeur de couple.
Appareil (140) d'exploitation d'un treuil configuré pour réaliser, contrôler et/ou mettre en oeuvre les étapes d'un procédé (300), les étapes comprenant:
lire (310) une première vitesse de rotation (152) représentant une vitesse de rotation d'un entraînement principal (115) d'une unité d'entraînement de cabestan (110) et une seconde vitesse de rotation (154) représentant une vitesse de rotation détectée par le dispositif de mesure de vitesse de rotation (130; 232, 234) disposé dans une partie d'entrée de câble d'un treuil (100); et
déterminer (320) une valeur de couple pour ajuster un couple de l'entraînement de tambour (125) en réponse à la première vitesse (152) et à la seconde vitesse (154).
Treuil (100) comprenant:
une unité d'entraînement de cabestan (110) pour tirer une corde (105) dans le treuil (100) et décharger la corde (105) du treuil (100);
un entraînement principal (115) pour entraîner l'unité d'entraînement du cabestan (110);
un tambour à câble (120) pour recevoir le câble (105) en enroulant et déroulant le câble (105);
un entraînement de tambour (125) pour entraîner le tambour de câble (120), l'entraînement de tambour (125) et l'entraînement principal (115) pouvant fonctionner indépendamment l'un de l'autre;
un dispositif de mesure de la vitesse de rotation (130; 232, 234) disposé dans une partie d'entrée de câble du treuil (100); et
un appareil (140) selon la revendication 7, dans lequel l'appareil (140) peut être connecté ou est connecté à l'entraînement principal (115), à l'entraînement de tambour (125) et au dispositif de mesure de vitesse de rotation (130; 232, 234) d'une manière transmettant des signaux.
Treuil (100) selon la revendication 8, dans lequel le dispositif de mesure de la vitesse de rotation (130) comprend une poulie d'entrée de câble (232) et un capteur de vitesse de rotation (234), le capteur de vitesse de rotation (234) étant configuré pour détecter la vitesse de rotation de la poulie d'entrée de câble (232).
Treuil (100) selon la revendication 9, dans lequel le capteur de vitesse de rotation (234) est configuré pour détecter la vitesse de rotation de la poulie d'entrée de câble (232) de manière sans contact.
Treuil (100) selon l'une quelconque des revendications 8 à 10, dans lequel l'unité d'entraînement du cabestan (110) comprend une pluralité de poulies de câble destinées à recevoir une pluralité d'enroulements du câble (105), la pluralité de poulies de câble étant disposée en deux paquets espacés radialement avec un nombre égal de poulies de câble alignées coaxialement et connectées de manière rigide, un premier paquet pouvant être entraîné par l'entraînement principal (115), un deuxième paquet étant couplé mécaniquement au premier paquet au moyen d'un dispositif de transmission de puissance.
Treuil (100) selon l'une quelconque des revendications 8 à 11, dans lequel les axes de rotation de l'unité d'entraînement du cabestan (110), du tambour de câble (120) et du dispositif de mesure de la vitesse de rotation (130; 232) sont parallèles les uns aux autres dans les limites des tolérances de fabrication.
EP16738113.6A 2015-07-07 2016-07-07 Treuil à câble, procédé pour commander le fonctionnement d'un treuil à câble et procédé pour le fonctionnement d'un treuil à câble Active EP3319899B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015009057.7A DE102015009057A1 (de) 2015-07-07 2015-07-07 Seilwinde, Verfahren zum Steuern eines Betriebes einer Seilwinde und Verfahren zum Betreiben einer Seilwinde
PCT/EP2016/066106 WO2017005850A1 (fr) 2015-07-07 2016-07-07 Treuil à câble, procédé pour commander le fonctionnement d'un treuil à câble et procédé pour le fonctionnement d'un treuil à câble

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EP3319899A1 EP3319899A1 (fr) 2018-05-16
EP3319899B1 true EP3319899B1 (fr) 2023-03-22

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US (1) US10421650B2 (fr)
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CN (1) CN107848776B (fr)
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WO (1) WO2017005850A1 (fr)

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Publication number Publication date
CN107848776A (zh) 2018-03-27
WO2017005850A1 (fr) 2017-01-12
CN107848776B (zh) 2019-06-21
US20180201489A1 (en) 2018-07-19
US10421650B2 (en) 2019-09-24
DE102015009057A1 (de) 2017-01-12
EP3319899A1 (fr) 2018-05-16

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