Abstract: For optimizing an anti-sway algorithm for the transport of a load by a hoisting appliance spanning a hoisting area and comprising a trolley, a reeving system and a tool handling the load, a control device is able to: create a first table giving angle offsets of the trolley, depending on physical characteristics of the load and on mechanical parameters related to the trolley, the angle offsets being determined by measurements of inclination angles of the trolley, create a second table giving probabilities of a secondary sway of the load depending on physical characteristics of the load, on mechanical parameters related to the reeving system and on measurements of acceleration and angular position of the tool, and transport the load in the hoisting area by using an anti-sway algorithm taking into account the first table and the second table, wherein anti-sway algorithm takes as inputs dynamic parameters of hoisting appliance comprising the current position of the trolley, the load and the current angle of th

Abstract: A method for generating a trajectory for a load transported by a hoisting appliance spanning a hoisting area. The method includes providing a 3-dimensional model of the hoisting area with located obstacles within the hoisting area, providing load parameters including load length, height, width and weight. Generating a trajectory for navigating through the hoisting area using the model of the hoisting area and taking in account located obstacles, load parameters; and load movement parameters including a maximum attainable speed of the hoist appliance with the load, wherein the generated trajectory includes a starting point, a target point and a number of consecutive line segments connecting the starting point and the target point. And optimizing the trajectory for speed by maximizing the length of at least one line segment in a main direction of travel in order to travel at a maximum attainable speed of the hoisting appliance with the load in the main direction of travel.

Abstract: For optimizing an anti-sway algorithm for the transport of a load by a hoisting appliance spanning a hoisting area and comprising a trolley, a reeving system and a tool handling the load, a control device is able to: create a first table giving angle offsets of the trolley, depending on physical characteristics of the load and on mechanical parameters related to the trolley, the angle offsets being determined by measurements of inclination angles of the trolley, create a second table giving probabilities of a secondary sway of the load depending on physical characteristics of the load, on mechanical parameters related to the reeving system and on measurements of acceleration and angular position of the tool, and transport the load in the hoisting area by using an anti-sway algorithm taking into account the first table and the second table, wherein anti-sway algorithm takes as inputs dynamic parameters of hoisting appliance comprising the current position of the trolley, the load and the current angle of th

Abstract: For updating an inventory of objects located in a hoisting area wherein a load is handled by a hoisting appliance equipped with a scanning device and spanning a hoisting area, the inventory including physical data and log data associated with objects and being provided by a supervisory system supervising the hoisting area, a control device: generates a trajectory of the hoisting appliance for navigating through the hoisting area taking in account a time interval and the log data, wherein the trajectory comprises a starting point, a target point and a number of consecutive line segments connecting the starting point and the target point, optimizes the trajectory for allowing a scan of objects associated with old log data during the time interval, executes the optimized trajectory and scanning objects during the optimized trajectory, yielding to scan data related to the scanned objects, and sends the scan data to the supervisory system for updating the inventory with the scan data.

Abstract: A method for correlating position and profile measurements of an object to be manipulated by a hoisting appliance. The method being implemented in a centralized control unit configured for controlling the hoisting appliance. The method includes receiving position sensor data from at least one position sensor, the sensor being configured to perform position measurements of the hoisting appliance within the hoisting area. Determining a speed of the hoisting appliance and refining a position of the object to be manipulated based on the position data received from the position sensor. The method further includes correlating the refined position and the profile data to calculate object dimensions.

Abstract: The invention relates to a method for generating a trajectory for a load transported by a hoisting appliance spanning a hoisting area. The method includes providing a 3-dimensional model of the hoisting area with located obstacles within the hoisting area, providing load parameters including load length, height, width and weight. Generating a trajectory for navigating through the hoisting area using the model of the hoisting area and taking in account located obstacles, load parameters; and load movement parameters including a maximum attainable speed of the hoist appliance with the load, wherein the generated trajectory includes a starting point, a target point and a number of consecutive line segments connecting the starting point and the target point. And optimizing the trajectory for speed by maximizing the length of at least one line segment in a main direction of travel in order to travel at a maximum attainable speed of the hoisting appliance with the load in the main direction of travel.

Abstract: A control system for an electrical load, which control system is intended to receive a voltage supplied by a mains electricity supply and includes a control switch, which is designed to take an open state or a closed state, a signalling indicator connected in parallel with the switch and designed to take two different states that are each linked to the open state or the closed state of the switch, a control device connected to the signalling indicator and designed to limit a voltage on the terminals of the electrical load below a threshold value when the switch is in the open state.

Abstract: A method for reconstituting a diagram of an electrical installation including a plurality of electrical elements connected to a power source via protective elements arranged in an electrical panel. The wired electrical elements of the installation are identified using the electrical panel. The tree structure of the electrical connections of the elements identified and the position of each element in the arborescence are automatically determined. An electrical diagram of the installation is deduced using the tree structure of the electrical connections and the position of each element in the arborescence.

Abstract: A control system for an electrical load, which control system is intended to receive a voltage supplied by a mains electricity supply and includes a control switch, which is designed to take an open state or a closed state, a signalling indicator connected in parallel with the switch and designed to take two different states that are each linked to the open state or the closed state of the switch, a control device connected to the signalling indicator and designed to limit a voltage on the terminals of the electrical load below a threshold value when the switch is in the open state.

Abstract: The invention relates to an electric switching apparatus (1) comprising: a switching unit (10) having: an electromagnetic actuator (12) to command opening and/or closing of electric contacts (11), mechanical latching means (15) designed for connection of a detachable add-on unit (20), said latching means, in a first operating position, enabling fixing of said add-on unit on said switching unit, The switching apparatus comprises electric power supply means designed to supply power to the electromagnetic actuator (12) and being arranged to operate in a manner that is dependent on the position of the latching means (15). The electric power supply means are inoperational when the latching means are not in the first operating position, the actuating coil (17) of the electromagnetic actuator (12) not being able to be supplied.

Abstract: A method for reconstituting a diagram of an electrical installation including a plurality of electrical elements connected to a power source via protective elements arranged in an electrical panel. The wired electrical elements of the installation are identified using the electrical panel. The tree structure of the electrical connections of the elements identified and the position of each element in the arborescence are automatically determined. An electrical diagram of the installation is deduced using the tree structure of the electrical connections and the position of each element in the arborescence.

Abstract: A set of outlets including a sheet and a base adapted for electrical work to each other in a detachable manner, the sheet including at least two electric tracks in a concentric ring configured to respectively cooperate with electrical contacts of an electrical socket. A magnetic mechanism generates a first control force for positioning and holding the sheet on the base. The base includes at least two movable electric contacts movable between a first position inside the base and a second position outside the base to be respectively in direct electrical contact with the electrical tracks, the first force control to move the electrical contacts between the first and the second positions.

Abstract: The invention relates to an electric switching apparatus (1) comprising: a switching unit (10) having: an electromagnetic actuator (12) to command opening and/or closing of electric contacts (11), mechanical latching means (15) designed for connection of a detachable add-on unit (20), said latching means, in a first operating position, enabling fixing of said add-on unit on said switching unit, The switching apparatus comprises electric power supply means designed to supply power to the electromagnetic actuator (12) and being arranged to operate in a manner that is dependent on the position of the latching means (15). The electric power supply means are inoperational when the latching means are not in the first operating position, the actuating coil (17) of the electromagnetic actuator (12) not being able to be supplied.

Abstract: A set of outlets including a sheet and a base adapted for electrical work to each other in a detachable manner, the sheet including at least two electric tracks in a concentric ring configured to respectively cooperate with electrical contacts of an electrical socket. A magnetic mechanism generates a first control force for positioning and holding the sheet on the base. The base includes at least two movable electric contacts movable between a first position inside the base and a second position outside the base to be respectively in direct electrical contact with the electrical tracks, the first force control to move the electrical contacts between the first and the second positions.

Abstract: The invention relates to a device for neutralizing an electric switching unit. One or several power poles, each of which is provided with movable contacts separable form fixed contacts are actuatable between opened and closed positions by an actuator for switching-on an electric charge. A mechanical actuating device interacts with the movable contacts. It is used for actuating a device for neutralizing the electric switching unit by switching-off the control electric circuit thereof when the wear degree of pellets is greater than a predetermined threshold. The control circuit is switched-off, for example, by cutting a wire thereof. An electric switching unit is provided with the device.

Abstract: An electronic control device for a switch unit, which includes an electromagnetic actuator having a control coil powered by an excitation current for closing a power electrical circuit. The electronic control device includes a storage unit for storing at least one coil control profile which contains a plurality of values representative of the excitation current as a function of respective points of time. A drive unit is connected to the storage unit, and receives at its input an external close command and controls at its output the excitation current at respective points of time from the receipt of the external close command to follow the plurality of excitation current values of said control profile during the closing of the power circuit. The drive unit operates in open loop mode, without using information relating to the switch unit that includes at least a measurement of an excitation current at the control coil.

Abstract: The invention relates to a device for neutralising an electric switching unit comprising one or several power poles, each of which is provided with movable contacts (2) separable form fixed contacts (3) and actuatable between opened and closed positions by an actuator for switching-on an electric charge. The inventive device comprises mechanical actuating means which interact with the movable contacts (2) and are used for actuating means for neutralising the electric switching unit by switching-off the control electric circuit (50) thereof when the wear degree of pellets (20, 30) is greater than a predetermined threshold. The of control circuit is switched-off, for example, by cutting the wire (5) thereof. An electric switching unit provided with said device is also disclosed.

Abstract: The invention relates to an electronic control device for a switch unit (10), which comprises an electromagnetic actuator having a control coil (15) powered by an excitation current (26) for closing a power electrical circuit. The control device (20) comprises a unit (22) for storing at least one control profile giving a plurality of values of the excitation current varying as a function of time, and a drive unit (21) receiving at its input an external close command (25) and delivering at its output the said excitation current (26) following the said control profile during the closing of the power circuit.