26results about "Control" patented technology

Embodiments of automatic defect detection for flexible components using image processing are provided. The technique includes monitoring the flexible component via one or more sensors to obtain sensor data, converting the sensor data from the one or more sensors into image data, and receiving reference image data to compare with the image data. The technique also includes determining a defect based on the comparison and threshold setting information of the flexible component, and sending a notification based on the defect.

A strand (221, 321, 421, 521, 621, 721) for a wire rope (200, 300, 400, 500, 600, 700) for marine lifting operations, the strand (221, 321, 421, 521, 621, 721) comprising: a plurality of wires arranged together in a twisted configuration and comprising at least a first weakened wire (231, 331, 431, 531, 631, 731) and a plurality of stronger wires; such that in use when the strand (221, 321, 421, 521, 621, 721) is loaded in a first loading condition the first weakened wire (231, 331, 431, 531, 631, 731) will break and the plurality of stronger wires will not break.

A synthetic rope or cable having a supportive core (1) contained within an internal cavity of a hollow braided synthetic strength member (5), the supportive core (1) shaped to adapt to the internal cavity of the hollow braided synthetic strength member (5), the supportive core (1) sheathed within a flow shield (4); the hollow braided synthetic strength member (5) formed about the combination of the supportive core and the flow shield that sheaths the core; the flow shield formed of the braid strands and being a hollow braided construction; and the hollow synthetic strength member formed of the braided braid strands, characterized in that each braid strand forming a braided flow shield is formed of at least two yarns.

Conductor (100) with a monitoring system, comprising: a load- bearing core (102), made of composite material; one or more electrically conductive layers (104), externally associated with said load-bearing core (102); two or more optical fibers (101), arranged longitudinally along said load-bearing core (102), on a radially external surface of the same; a BOTDR system (200), associated with said optical fibers (101) and configured for reading a bending radius of said load-bearing core (102) and / or for determining the presence of cracks on said load-bearing core (102) and / or for determining the position of said cracks; and / or for determining a maximum allowable bending radius; a processing unit (300) configured for generating, as a function of said reading, a notification signal in the event that critical parameters are reached.

The invention relates to a steel wire rope (100) comprising: − a core steel wire (110), − a plurality of steel wires 140 wound around the core steel wire (110) in a plurality of layers, − a sensor (150) wherein the sensor comprises a tube which contains at least one optical fiber (160), satheid sensor being configured to provide measurements of at least one physical parameter of the steel wire rope. The invention also relates to a steel wire rope monitoring system and to a method of monitoring the steel wire rope.

The invention relates to an aligning device (15) for straightening a line (11), comprising an aligning system (20) having a first row of rollers (21) and a second row of rollers (31) which can be moved relative to one another. The aligning device (15) comprises a measuring unit (40) for determining a line diameter and / or a tensile force measuring means (70). The invention also relates to a method for adjusting the aligning system (20) and a method for setting the aligning system (20), as well as a wire processing machine having at least one aligning device (15).

A distributed position detection rope (100, 101) includes: basic optical elements (5) each including an optical fiber (1), tensile strength bodies (2), and a sheath material (3) and the tensile strength bodies (2); a cylindrical inner sheath layer (8b) having a first optical element (5a) formed by arranging a plurality of the basic optical elements (5) which are arranged at positions on the same circle and are helically wound at a predetermined pitch along the axial direction of the axis; and a cylindrical outer sheath layer (9) on the outer side of the inner sheath layer (8b) and having a second optical element (5b) which are arranged at positions on the same circle and are helically wound along the axial direction so as to have a placement angle different from that of the basic optical elements (5) of the first optical element (5a).

An armored DSS cable includes: an inner layer part including a first rope helically wound; and a surface layer part including an optical fiber module and a plurality of third ropes, the optical fiber module having an optical fiber and a plurality of second ropes helically surrounding the optical fiber and having a smaller outer diameter than the first rope, the third ropes having a larger outer diameter than the first rope, such that the optical fiber module and the third ropes are arranged on an identical circle and helically wound, wherein the inner layer part and the surface layer part are formed concentrically.

A distributed position detection rope includes: basic optical elements each including an optical fiber, tensile strength bodies, and a sheath material and the tensile strength bodies; a cylindrical inner sheath layer having a first optical element formed by arranging a plurality of the basic optical elements which are arranged at positions on the same circle and are helically wound at a predetermined pitch along the axial direction of the axis; and a cylindrical outer sheath layer on the outer side of the inner sheath layer and having a second optical element which are arranged at positions on the same circle and are helically wound along the axial direction so as to have a placement angle different from that of the basic optical elements of the first optical element.

An elevator load bearing member includes a plurality of load bearing wires, a polymer-based conductive adhesive coating on each of the plurality of the wires, and a jacket surrounding the wires. The jacket is adhered to the wires by the polymer-based conductive adhesive coating. A method of making a load bearing member for an elevator system is also disclosed.

A non-steel high strength data transmission cable is provided having a strength member (5) and a core (1), the high strength data transmission cable comprising a length of a core-cable (10), the length of core-cable (10) comprising core (1) as well as comprising at least one fiber-optic conductor (2) that is: (i) disposed in a helical shape; and (ii) completely encased in a solid, flexible material. Also provided is a process for making a high strength data transmission cable. The high strength data transmission cable is capable of being wound on a winch under tensions and surging shocks experienced by a fishing trawler and provides high quality data signal transmission and resolution so as to permit use for transmitting data from high-resolution sonars used to monitor fish caught in a fish trawl during operation.

A non-steel strength membered high strength cable easily monitored for heat and elongation is provided comprising a length of a core-cable (10), the length of core-cable (10) comprising at least two fiber-optic conductors (2) that are: (i) disposed in a helical shape; and (ii)completely encased in a solid, flexible material. One of the fiber-optic conductors capable of transmitting at least Raman backscattering and the other capable of transmitting at least Brillouin scattering. The combination of the cable and an interrogator that can read andinterpret Raman backscattering coupled to and communicating with the fiber optic conductors that is capable of transmitting at least Raman backscattering; and another interrogator that can read and interpret Brillouin scattering coupled to and communicatingwith the fiber optic conductors that is capable of transmitting at least Brillouin scattering. Aprocess for ascertaining the elongation of the cable, without using loose tube fiber-opticplacement.

An elevator load bearing member includes a plurality of load bearing wires, a polymer-based conductive adhesive coating on each of the plurality of the wires, and a jacket surrounding the wires. The jacket is adhered to the wires by the polymer-based conductive adhesive coating. A method of making a load bearing member for an elevator system is also disclosed.

The invention discloses a broken wire detection device for steel wire rope production, and particularly relates to the technical field of broken wire detection devices.The broken wire detection device comprises a bearing box, baffles are fixedly connected to horizontal parts of the upper end of the bearing box, and mounting tables are fixedly connected to the upper portions of the ends, close to each other, of the two baffles; a marking assembly is fixedly mounted on the right side of the middle of the upper end of the mounting table, a pinch-off assembly is fixedly mounted in the middle of the upper end of the mounting table, and a storage assembly is fixedly mounted at the lower end of the mounting table. According to the broken wire detection device for steel wire rope production, when the steel wire rope is detected through the arranged marking assembly, the position where a broken wire appears on the surface of the steel wire rope can be marked, the adopted marking mode does not affect subsequent normal use of the steel wire rope, meanwhile, the marking assembly can be matched with the pinch-off assembly, and the production efficiency is improved. When the position of the broken wire mark is observed, the broken wire position can be cut off by pausing a transmission device in the pinch-off assembly and then starting a cutting device in the pinch-off assembly.

Provided are embodiments for performing automated defect detection for a flexible member using image processing. The techniques include monitoring, by one or more sensors, a flexible member (106) to obtain sensor data, converting (108) the sensor data from the one or more sensors to image data, and receiving reference image data (114) to compare to the image data. The techniques also include determining a defect based on the comparison and threshold setting information (116) for the flexible member, and transmitting a notification (120) based on the defect.

An elevator load bearing member includes a plurality of load bearing wires, a polymer-based conductive adhesive coating on each of the plurality of the wires, and a jacket surrounding the wires. The jacket is adhered to the wires by the polymer-based conductive adhesive coating. A method of making a load bearing member for an elevator system is also disclosed.

The knot protector protects ropes and knots from ledges, rocks, railings, edges, walls, cliffs, and other surfaces that may cause the fibers of the rope to be gradually abraded or destroyed. The knot protector includes a sleeve formed from an upper portion, a lower portion, and a shoulder portion. The upper portion defines a first opening while the lower portion defines a second opening. The diameter of the first opening is smaller or less than that of the second opening. The sleeve is formed from a deformable, continuous web and has exterior and interior layers. The sleeve also contains visual safety indicators along the base of the lower portion to provide visibility. The exterior and interior layers are made from durable material to provide the rope with ample protection from abrasion.

Assembly comprising: a set (1) of strands (11) that extends in a direction of tension in which the set of strands is intended to experience tensile stresses; at least one diagnostic fibre (13) that is integrated into the set of strands and able to conduct light, the light propagating through the diagnostic fibre between an entrance end (15) and an exit end (17), that extends in the direction of tension, and that has a mechanical tensile strength close to that of one of the strands; and a diagnostic device (2) comprising a light source (21) for transmitting a light beam into the diagnostic fibre via the entrance end, and a first optical sensor (23) for delivering a signal representative of the light intensity at the exit end of the diagnostic fibre, the light intensity at the exit end of the diagnostic fibre being correlated to the mechanical state of the diagnostic fibre.

A rope, a system and a method for measuring one or more properties of a rope. A property evaluation system for ropes can be deployed for a number of different applications including, but not limited to, moving lines, e.g., crane or winch and static lines, e.g., mooring lines, stays, etc., to evaluate physical properties of the ropes and, in some cases, to help evaluate structural health of the ropes. A sheave assembly (10) may transmit a signal into a rope (14) to measure at least one property of the rope. At least one sensor (25) may be coupled to or assembled in the rope to measure at least one property of the rope.

A synthetic rope or cable having a supportive core (1) contained within an internal cavity of a hollow braided synthetic strength member (5), the supportive core (1) shaped to adapt to the internal cavity of the hollow braided synthetic strength member (5), the supportive core (1) sheathed within a flow shield (4); the hollow braided synthetic strength member (5) formed about the combination of the supportive core and the flow shield that sheaths the core; the flow shield formed of the braid strands and being a hollow braided construction; and the hollow synthetic strength member formed of the braided braid strands, characterized in that each braid strand forming a braided flow shield is formed of at least two yarns.

Disclosed is a non-steel strength membered high strength cable easily monitored for heat and elongation comprising a length of a core-cable (10), the length of core-cable (10) including at least two fiber-optic conductors (2) that are:(i) disposed in a helical shape; and(ii) completely encased in a solid, flexible material.One fiber-optic conductor capable of transmitting at least Raman backscattering and the other fiber-optic conductor capable of transmitting at least Brillouin scattering.A combination of the cable (10):(i) with an interrogator that can read and interpret Raman backscattering coupled to and communicating with the fiber optic conductor that is capable of transmitting at least Raman backscattering; and(ii) another interrogator that can read and interpret Brillouin scattering coupled to and communicating with the fiber optic conductor that is capable of transmitting at least Brillouin scattering;permits ascertaining the elongation of the cable, without using loose tube fiber-opticplacement.

Disclosed is a non-steel strength membered high strength cable easily monitored for heat and elongation comprising a length of a core-cable (10), the length of core-cable (10) including at least two fiber-optic conductors (2) that are:(i) disposed in a helical shape; and(ii) completely encased in a solid, flexible material.One fiber-optic conductor capable of transmitting at least Raman backscattering and the other fiber-optic conductor capable of transmitting at least Brillouin scattering.A combination of the cable (10):(i) with an interrogator that can read and interpret Raman backscattering coupled to and communicating with the fiber optic conductor that is capable of transmitting at least Raman backscattering; and(ii) another interrogator that can read and interpret Brillouin scattering coupled to and communicating with the fiber optic conductor that is capable of transmitting at least Brillouin scattering;permits ascertaining the elongation of the cable, without using loose tube fiber-opticplacement.

An improved system for handling delicate linear media and in particular to a method and apparatus for winding delicate linear media such as superconducting wire or tape or optical fibers onto a spool or former, and electric machines produced thereby. A combination of direct closed loop control and media routing design facilitates the handling of the delicate media without causing damage. The axial tension in the linear media may be closely controlled during winding by means of feedback control loop using tension measurements to control the rotation speeds of the wind-from and wind-to spools. Further, during winding, the delicate linear media is only exposed to large radius bends with no reverse bending. Finally, output devices and features, commercial or otherwise, made possible by delicate linear media handling are revealed. This includes advanced SC devices and features.

Detection device comprising the following: - a data reference device configured to obtain first surface data and second surface data of a long body having a periodic pattern on its surface, wherein the data reference device is configured to obtain the first surface data and the second surface data at different positions in a longitudinal direction of the long body in a direction orthogonal to the longitudinal direction of the long body; - a storage device (9) configured to store first reference data and second reference data, wherein the first reference data and the second reference data have the same period as the period of the pattern formed on the surface of the long body in a direction orthogonal to the longitudinal direction of the long body, wherein the second reference data is shifted from the phase of the first reference data; - a similarity calculation device (11) configured to calculate a first similarity between the first surface data obtained by means of the data reference device and the first reference data, a second similarity between the first surface data obtained by means of the data reference device and the second reference data, a third similarity between the second surface data obtained by means of the data reference device and the first reference data, and a fourth similarity between the second surface data obtained by means of the data reference device and the second reference data; - a phase calculation device (12) configured to calculate as a first phase a deflection angle of a first similarity vector which has as elements the first similarity and the second similarity calculated by means of the similarity calculation device (11), and to calculate as a second phase a deflection angle of a second similarity vector which has as elements the third similarity and the fourth similarity calculated by means of the similarity calculation device (11); - a period calculation device (13) configured to calculate a period of a pattern formed on the long body, based on the first phase and the second phase calculated by means of the phase calculation device (12); and - a first anomaly detection device (14) configured to calculate an anomaly in the long body on the basis of the period calculated by the period calculation device (13).

A three-dimensional measurement method of geometric parameters of a rope or cable (2) provides for obtaining a three-dimensional representation of at least a plurality of 3D contour points of the rope or cable and calculating the geometric parameters thereof, such as the diameter or the roundness or the axis. A calibrated three-dimensional optical measurement system (1) for measuring geometric parameters comprises a plurality of digital image acquisition devices (C0, C1, C2, C3) and a digital image processing device provided to perform the steps of the method.