ABB Patente

The invention relates to a monitoring system (500) for monitoring a battery comprising a battery monobloc (108). The monitoring system comprises a multi-sensing visual device (100) attachable to a housing (104) of the battery monobloc. The multi-sensing visual device is configured to measure a plurality of characteristics relating to the battery monobloc, and to indicate the plurality of measured characteristics optically.

The invention relates to a battery storage arrangement (100) comprising a support structure (102) including at least one first battery monobloc reception (110) for receiving at least one battery monobloc, and a layer of sheet (116) being configured to be arranged at a side of the at least one battery monobloc (108) for catching electrolyte leaking from a battery monobloc of the battery monobloc.

In order to simplify parallelization of power stages (PS1, PS2), of a drive axis (D) for example, it is provided to use an adapter (20) having an adapter identification (25), an adapter terminal (AT1, AT2) for each of the power stage output terminals (T1, T2) of the at least two power stages (PS1, PS2) to be connected in parallel and an electric connection circuitry (15) for each electrical phase (U, V, W) of the electrical power system of the parallel-connected at least two power stages (PS1, PS2), wherein each electrical connection circuitry (15) connects adapter phase terminals (AT_U1, AT_V1, AT_W1; AT_U2, AT_V2, AT_W2) of adapter terminals (AT1, AT2) of the adapter (20) corresponding to the same electrical phase (U, V, W) of an electric power system in parallel. The adapter (20) is plugged with its adapter terminals (AT1, AT2) into the power stage output terminals (T1, T2) of the at least two power stages (PS1, PS2) and the adapter identification (25) is detected with an adapter identification detection unit (26) of at least one of the at least two power stages (PS1, PS2) when the adapter terminals (AT1, AT2) of the adapter (20) is plugged into the power stage output terminals (T1, T2). Upon detection of the adapter identification (25), operation of the at least two parallel-connected power stages (PS1, PS2) is changed so that the parallel-connected power stages (PS1, PS2) are operated in synchronization to each other.

The present invention relates to the field of ships and other waterborne vessels, and more particularly to a ship. A safe return to port system for a ship having a command bridge, an engine control room arranged in a fire zone different from the fire zone of said command bridge, and means for activating a safe return to port operation mode, wherein said safe return to port system comprises: maneuvering control equipment configured for steering the ship; navigational control equipment configured for navigating the ship; one or more display screens configured to display image/video data; and a safe return to port command control and communications system configured for command control and for control of operative communications of the ship during a safe return to port operation mode, wherein said safe return to port command control and communications system comprises means for taking over from the command bridge the command control and the control of operative communications, steering, navigation, communications and/or other operative functions of the ship upon activation of the safe return to port operation mode.

A method for enhancing a large-language model (LLM) with next thought generation is provided. The method includes augmenting training data associated with the LLM based on a set of thought tokens arranged in a structure. The LLM is trained on the augmented training data using a computer to generate a trained LLM. A response to a query received at the trained LLM is determined. The trained LLM predicts a series of next steps as a logical progression following the response based on the set of thought tokens to simulate agent-like behavior.

The invention relates to a method for assisting an operator during automatic control of a vessel, where the vessel (V1) is controlled to move according to a present control scheme in a present passage along a route towards a destination. The method is performed by an operator assisting device and comprises displaying (S100) the progress of the vessel (V1) in the present passage, obtaining (S110) an actual or proposed change in the operation of the vessel (V1) from the present control scheme; obtaining (S120) data about the cause for the change of operation; and linking (S130) the change in operation and the cause of the change to the present passage or to contextual data of the route and presenting them (S150) to the operator in at least one display item that is linked to the present passage or to the contextual data of the route.

A system includes a detector and at least one optical component that directs light toward the detector. The system also includes a spatially varying spectral filter that is positioned in the optical train and that has at least two bandpass zones: a first bandpass zone that passes light of a first wavelength range and a second bandpass zone that passes light of a second wavelength range that is different from the first wavelength range. The system also includes a circuit configured to perform a first transform operation on light of the first wavelength detected by the detector and to perform a second transform operation on light of the second wavelength detected by the detector.

The present invention generally relates to a computer implemented method for controlling at least one flipper (102) of a spreader (100) configured to lift a container (106), the method comprising: controlling (S102) the at least one flipper arm to move from a down position towards an up position, waiting (S104) for a predetermined time duration, and after the predetermined time duration has lapsed, controlling (S106) the at least one flipper arm to move to the down position.

The present disclosure relates to a detection cable (10) configured to detect a leakage and a swelling of at least one battery (42). The detection cable (10) comprises a first leakage detection wire (18), a second leakage detection wire (22) and a swelling detection wire (26), all wires (18, 22, 26) are arranged inside a liquid-permeable cable jacket (14). Each leakage detection wire (18, 22) comprises a conductor wire (34, 35) provided inside a liquid-permeable wire jacket (30, 32), so that a leakage liquid (60) entering the liquid-permeable cable jacket (14) changes a resistance (R<L>) between the conductor wires (34, 35) of both leakage detection wires (18, 22). The swelling detection wire (26) comprises an elastic material (36) with conductive additives (38), so that a resistance (Rs) of the swelling detection wire (26) changes when it is elongated.

The present invention relates to a method for probing a circuit breaker electrically connected to an electric line. The probing method comprises the following steps: - injecting (101) a first signal (S1(t)) at a first point (A) of said electric line, wherein said first signal has a predefined frequency content and a predefined frequency band and is injected during an injection time interval (TJ) having a predefined time duration; - detecting (102) a second signal (S2(t)) at a second point (B) of said electric line, wherein said second signal is detected during a detection time interval (TD) including at least partially said injection time interval (TJ); - processing (103) a first portion of said second signal (S2(t)), which refers to a first portion (TJ) of said detection time interval (TD), during which said first signal (S1(t)) is injected, to calculate a first signal value (GJR) indicative of the signal power of said second signal (S2(t)) in the frequency band of said first signal S1(t), during the first portion (TJ) of said detection time interval (TD); - processing (104) a second portion of said second signal (S2(t)), which refers to a second portion (TN) of said detection time interval (TD), during which said first signal (S1(t)) is not injected, to calculate a second signal value (GN) indicative of the signal power of said second signal (S2(t)) in the frequency band of said first signal S1(t), during the second portion (TN) of said detection time interval (TD).

The computer-implemented method for early identification of thermal runaway events in a battery cell within a battery pack involves several steps. Initially, it involves receiving the current and voltage of the battery cell, as well as the temperature and state of charge (SOC) level of the battery pack. Next, the method obtains the Direct Current Internal Resistance (DCIR) value based on the received current and voltage of the battery cell. This obtained DCIR value is then compared with a prestored DCIR value from a reference table, which contains multiple prestored DCIR values corresponding to different temperatures and SOC levels of the battery pack. The comparison is made within the same temperature and SOC level ranges. If the calculated DCIR value exceeds the prestored DCIR value by at least a multiple of a first threshold, a thermal runaway event is identified.

The computer-implemented method for identifying thermal runaway events in a battery module, where multiple battery modules collectively form a Battery Energy Storage System (BESS). The method includes receiving an acoustic signal from at least one acoustic sensor positioned within the BESS. A thermal runaway event is identified if there is a sudden increase in battery noise detected in the received acoustic signal.

The present invention relates to a rule utilization system (100) for a low, medium or high voltage switchgear, comprising:- a deterministic rule engine (10);- an input unit (20); and- an output unit (30);wherein the input unit is configured to receive a request based on input from an operator relating to an operation to be performed on a switchgear;wherein the deterministic rule engine is configured to execute a plurality of rules relating to the operation to be performed on the switchgear, wherein the plurality of rules relating to the operation to be performed on the switchgear were obtained based on the request, wherein the execution comprises utilization of the output unit to call a sensor system (40) to carry out a measurement of a part of the switchgear and utilization of the input unit to receive a result of the measurement of the part of the switchgear and/or utilization of the output unit to call a software system (50) to carry out an assessment of a part of the switchgear and utilization of the input unit to receive a result of the assessment of the part of the switchgear;wherein the deterministic rule engine is configured to generate at least one action for the operator to perform relating to the switchgear, and wherein the generation of the at least one action for the operator comprises utilization of the result of the measurement of the part of the switchgear and/or the result of the assessment of the part of the switchgear; andwherein the output unit is configured to output the at least one action for the operator.

The present invention relates to a method for probing a circuit breaker electrically connected between a first line section and a second line section of an electric line. The method comprises the following steps: - a first step of injecting one or more first signals at a first point of said electric line, wherein said one or more first signals have frequency content at least partially included in a predefined frequency range; - a second step of detecting one or more second signals at a second point of said electric line, wherein said one or more second signals are detected with a detection frequency band calculated based on said frequency range; - a third step of calculating a frequency response function of said electric line in said frequency range based on the detected one or more second signals.

The computer-implemented method for providing a plant operation support system includes obtaining a plant model that models the operation of a plant. It involves simulating, by means of the plant model, different possible futures of a plant state at a time starting from an initial simulation plant state at an initial time, where each possible future of a plant state corresponds to an adjustment action among a plurality of potential adjustment actions and/or a fault source among a plurality of potential fault sources associated with an alarm and/or an unexpected plant behaviour. The method further includes analysing and scoring, by means of an exploratory method, the possible futures of a plant state to obtain, for the possible futures of a plant state, a respective benefit score of the corresponding potential adjustment action and/or a respective likelihood score of the corresponding potential fault source. It determines at least one of the following: one or more proposed adjustment actions among the plurality of potential adjustment actions based on the benefit score of the corresponding potential adjustment action; a ranking of adjustment actions among the plurality of potential adjustment actions in terms of their outcome based on the benefit score of the corresponding potential adjustment action; a proposed fault source among the plurality of potential fault sources, wherein the proposed fault source is predicted to be a root-cause of and/or to contribute to the alarm and/or the unexpected plant behaviour based on the likelihood score of the corresponding potential fault source; a ranking of fault sources among the plurality of potential fault sources in terms of their outcome based on the likelihood score of the corresponding potential fault source.

A computer-implemented method comprising: obtaining process plant data (1) indicative at least of a configuration of at least one process module (11) of a process plant (10); providing the process plant data (1) for processing by a generative artificial intelligence, GAI, processing component for obtaining resource usage data (2) indicative of usage of one or more process resources in an industrial process of the at least one process module (11) of the process plant; and obtaining the resource usage data (2) from the processing by the GAl processing component (20).

The present invention generally relates to a computer-implemented method for proactive environmental disturbance rejection in marine vessels (10), comprising: acquiring (S102) environmental disturbance data (28, 31, 33) from sensors (26, 30, 32), predicting (S104) environmental disturbance on the marine vessel from the environmental disturbance data and environmental disturbance models (19), calculating (S106) a physical impact on the marine vessel (10) when subject to the predicted environmental disturbance, determining (S108) proactive control actions for at least partly counteracting the calculated physical impact, providing (S110) the proactive control actions (C) to a propulsion system (12, 708) and/or a stabilization system (49, 710) of the marine vessel.

A computer-implemented method for assessing trustability of operator feedback from an operator (100) of a control system (10) of an industrial plant (10), wherein the method comprises:- obtaining current error data from an error prediction model (15) of the control system (10), wherein the current error data is indicative of a current error (2) in the industrial plant (20), and wherein the error prediction model (15) is based on machine learning;- obtaining different error data, wherein the different error data is indicative of one or more different errors (4, 5), which are different from the current error (2);- providing an operator request (6) on an operator interface (14) of the control system (10), wherein the operator request (6) relates to the current error (2) and the one or more different errors (4, 5);- obtaining operator feedback from the operator (100) on the operator interface (14) in response to the operator request (6) provided thereon; and- assessing the trustability of the operator feedback based on the operator feedback, the current error data and the different error data.

The present invention relates to a pole part, comprising:- a vacuum interrupter (10);- a sealing lid (20); and- an overmolded plastic housing (90);wherein a stem of a moveable contact (50) of the vacuum interrupter is configured to move within an inner tube section of the sealing lid along a central axis of the inner tube section of the sealing lid, such that a central axis of the stem of the moveable contact is parallel to the central axis of the inner tube section of the sealing lid;wherein in a first configuration the stem of the moveable contact has moved within the inner tube section of the sealing lid towards a fixed contact (70) of the vacuum interrupter to bring the moveable contact into contact with the fixed contact;wherein in a second configuration the stem of the moveable contact has moved within the inner tube section of the sealing lid away from the fixed contact to space the moveable contact into from the fixed contact;wherein in the first configuration at least a part of the sealing lid is located between at least a first part of the stem of the moveable contact and at least a part of the overmolded plastic housing; andwherein in the second configuration the at least a part of the sealing lid is located between at least a second part of the stem of the moveable contact and the at least a part of the overmolded plastic housing.

Disclosed is a method comprising discharging electrical energy from an intermediate circuit comprised in the apparatus; measuring a direct current voltage; inputting measured values to a parameter estimator for the intermediate circuit, wherein the parameter estimator comprises at least a first parameter and a second parameter whose values are determined based on an equivalent capacitance value of the intermediate circuit, an equivalent resistance value of the intermediate circuit and an electrical load power value of the intermediate circuit, the parameter estimator outputting values for time constant and values for power-to-capacitance ratio of the intermediate circuit; and storing values at least temporarily for condition monitoring.

[Problem] To provide a paint temperature regulating device which is capable of stably regulating paint temperature even in an explosion-proof zone. [Solution] A paint temperature regulating device 50 comprises: a painting head 32 for ejecting paint onto an object being painted; a supply pipe 33 which is provided in an explosion-proof zone and supplies the paint toward the painting head 32; a multilayer pipe 51 which is installed along the supply pipe 33 and has a multilayer structure comprising an inner pipe 51a and an outer pipe 51b, wherein the inner pipe 51a is connected to the supply pipe 33 and air or an inert fluid flows in an outer pipe flow path 51c constituting a gap between the inner pipe 51a and the outer pipe 51b; and a control unit 100 for controlling at least one of a temperature and a flow rate of the air or the inert fluid flowing through the outer pipe flow path 51c.

[Summary] [Problem] To provide a painting robot which is capable of improving painting quality even if there is a flaw in a painting area. [Solution] A painting robot 10 comprises: a painting head unit 50 provided with a painting head 53; a robot arm R1 which causes the painting head unit 50 to move to a desired position; a 3D scanner 150 for acquiring 3D painting data of a painting area which has been painted by the painting head 53; and a control unit for controlling operation of the painting head 53 and the robot arm R1 on the basis of 3D image data sent from the 3D scanner 150, wherein the control unit implements additional painting control when it is determined from the 3D painting data that there is a painting defect region PD2, and, in the additional painting control, control is performed to eject paint droplets from the painting head 53 onto the painting defect region PD2 while the painting head 53 is moved so that a nozzle 54 which produced the painting defect region PD2 is moved to a different position.

In one embodiment, an adaptive current limiter includes at least one solid-state switch, a voltage clamping circuit, a current sense circuit, and a control circuit. The solid-state switch is configured to selectively enable and disable a current path through the solid-state switch. The voltage clamping circuit is in parallel with the solid-state switch. The current sense circuit is configured to determine a magnitude of a fault current though the current path and a rate of change (di/dt) of the fault current. The control circuit is configured to operate the solid-state switch to selectively enable and disable the current path to maintain the magnitude of the fault current at I_peak within an upper current band and the magnitude of the fault current at I_valley within a lower current band, and modify the upper current band and/or the lower current band based on the di/dt of the fault current.

A method (100) for providing communication between multiple software components (2a-2d) in an industrial control system (1) using a common data store (3) holding a set of to-be-communicated variables (4), wherein• the common data store (3) is divided into multiple sub-sections (3a-3c),• each to-be-communicated variable (4) resides in at least one such sub-section (3a-3c), and• each software component (2a-2d) is configured to write values of variables (4) as outputs to the common data store (3) and read values of variables (4) from the common data store (3) as inputs,the method (100) comprising the steps of, in response to a request of one of the software components (2a-2d) to write a value of a variable (4) to the common data store (3), or to read a value of a variable (4) from the common data store (3):• determining (110), based on an identifier of the to-be-written or to-be-read variable (4), the sub-section (3a-3c) of the common data store (3) in which the to-be-written or to-be-read variable (4) resides;• determining (120), based on an address assignment (3a#-3c#) for this sub-section (3a-3c), a memory location (4a) of the to-be-written or to-be-read variable (4); and• modifying (140a) the to-be-written variable (4) at this memory location (4a), respectively reading (140b) the to-be-read variable (4) from this memory location (4a).

A method and apparatus for controlling an arc suppression device of a three-phase electric network, the arc suppression device having an adjustable admittance connected between a neutral point of the three-phase electric network and earth, the apparatus being configured to determine (110) a resonant frequency of a zero-sequence system of the three-phase electric network, determine (140) at least two frequencies for a current injection on the basis of the determined resonant frequency, perform (150) a current injection into the neutral point of the three-phase electric network by using the determined at least two frequencies, determine (160) a value of at least one parameter related to the three-phase electric network on the basis of the current injection, and use the determined value of the at least one parameter for adjusting (180) the admittance of the arc suppression device.

A method (100) for transferring data (4) between at least one sending software component (2a-2f) and at least one receiving software component (3a-3f) in an industrial control system (1), comprising the steps of:• establishing (110) a shared secret (5) that is known both to the at least one sending software component (2a-2f) and to the receiving software component (3a-3f);• determining (120), based at least in part on the shared secret (5), a memory location (6a-6e) in a memory (6) that is accessible both to the sending software component (2a-2f) and to the receiving software component (3a-3f);• writing (140), by the sending software component (2a-2f), the to-be-transferred data (4) to the determined memory location (6a-6e); and• reading (150), by the receiving software component (3a-3f), the to-be-transferred data (4) from the determined memory location (6a-6e).

A method and apparatus for controlling an arc suppression device of a three-phase electric network, the arc suppression device having an adjustable admittance connected between a neutral point of the three-phase electric network and earth, the apparatus being configured to determine (110) a resonant frequency of a zero-sequence system of the three-phase electric network and determine (120), based on the determined resonant frequency of the zero-sequence system of the three-phase electric network, whether to initiate a tuning of the arc suppression device of the three-phase electric network.

A method and apparatus for controlling an arc suppression device of a three-phase electric network, the arc suppression device having an adjustable admittance connected between a neutral point of the three-phase electric network and earth, the apparatus being configured to perform (110) a current injection into the neutral point of the three-phase electric network by using a frequency different from a frequency of the three-phase electric network, obtain (120) a value of a zero-sequence impedance of the three-phase electric network and/or obtain (120) a value of a zero-sequence admittance of the three-phase electric network, and determine (130), based on the obtained value of the zero-sequence impedance and/or based on the obtained value of the zero-sequence admittance, whether to initiate a tuning of the arc suppression device of the three-phase electric network.

A method of operating a robot controller (120) and a sensor (130), the method comprising:initializing a controller clock (123) in a controller operating system (122) of the robot controller;initializing a sensor clock (133) in a sensor operating system (132) of the sensor;performing a bidirectional clock synchronization procedure using a bidirectional data connection (161) between the robot controller and the sensor;after completion of the clock synchronization procedure and while controlling a robot manipulator (110) using the robot controller, recording operational data (OD) of the industrial robot using the robot controller and recording measurement data (MD) using the sensor;timestamping the operational data on the basis of the controller clock;timestamping the measurement data on the basis of the sensor clock; andmaking the timestamped operational data and the timestamped measurement data available to an evaluation component (140).

[Problem] To provide a painting system which makes it possible to improve painting quality even when vibration or other fluctuation occurs in an image acquisition means.[Solution] The painting system 1 comprises: a painting head unit 50 comprising a painting head 53; a robot arm R1 that moves the painting head unit 50 to a desired position; an image acquisition means that acquires painting data of a painting portion; and a control unit that controls activation of a three-dimensional scanner 140 and controls activation of the painting head 53 and the robot arm R1, wherein the control unit activates the image acquisition means to scan an image for measurement with the image acquisition means prior to execution of painting, acquires measurement image data that reflects a vibration state of the image acquisition means, generates painting data for correction for the purpose of eliminating deviation in landing positions of droplets based on the measurement image data acquired by the image acquisition means, and performs driving control of the robot arm and the painting head based on the painting data for correction.

The disclosure relates to a computer-implemented method (100) for configuring an industrial control system, ICS, system configuration (15) of an industrial control system, ICS, (10) of an industrial plant, the method (100) comprising: - obtaining trigger data indicative of a request and/or a requirement to configure the ICS system configuration (15); - obtaining configuration data indicative of instructions for configuring the ICS system configuration (15), the configuration data being obtained based on the trigger data; - obtaining approval data indicative of an approval of the configuration data by at least one approved user (1) of the ICS (10); and - configuring the ICS system configuration (15) based on the configuration data and the approval data.

The present invention relates to a circuit breaker, comprising: - a vacuum interrupter (10); - a lever system (50); - a drive shaft (70); and - a coupler (80); wherein the vacuum interrupter comprises a fixed contact and a moveable contact; wherein a first end of the lever system is connected to the moveable contact; wherein a first part of the coupler is connected to the drive shaft, and wherein the first part of the coupler is at an on-axis location of the drive shaft; wherein a second part of the coupler is connected to a second end of the lever system, and wherein the second part of the coupler is at an off-axis location of the drive shaft; wherein a first rotation of the drive shaft in a first direction is configured to provide a first rotation to the second part of the coupler around the axis of the drive shaft in the first direction; and wherein the first rotation of the second part of the coupler around the axis of the drive shaft in the first direction is configured to activate the lever system to move the moveable contact towards, and come into contact with, the fixed contact.

The present disclosure relates to a converter (100) for transferring power from a medium voltage, MV, side to a low voltage, LV, side, comprising: a MV unit (20) at the MV side comprising a DC/AC cell (210) having a MV AC terminal (212), the DC/AC cell configured for generating an MV AC voltage (211) at the MV AC terminal (212) from a MV DC voltage; a LV unit (30) at the LV side comprising an AC/DC cell (310) having a LV AC terminal (312), the AC/DC cell configured for generating a LV DC voltage from a LV AC voltage (311) at the LV AC terminal; a first transformer cell (40) comprising a first transformer (401), the first transformer cell being electrically connected to the MV AC terminal (212) and the LV AC terminal (312), the first transformer cell configured to generate the LV AC voltage (311) at the LV AC terminal from the MV AC voltage (211) at the MV AC terminal; a second transformer cell (60) comprising a first resonant tank circuitry and a second transformer (603), the second transformer cell being electrically connected to the MV AC terminal (212), the second transformer cell configured to generate an auxiliary AC supply voltage (611) at one or more supply terminals (612, 621, 631) of the second transformer cell from the MV AC voltage (211) at the MV AC terminal (212), an auxiliary power circuitry (90) coupled to the one or more supply terminals (612, 621, 631) of the second transformer cell (60), the auxiliary power circuitry configured to provide auxiliary power (91) to one or more components of the MV unit based at least in part on the auxiliary AC supply voltage (611) at the one or more supply terminals (612). Furthermore, the present disclosure relates to an according method for operating a converter.

The present invention relates to a switchgear (10), comprising:- a component (20);- a conduit (80);- a flap (30); and- a deflector (60);wherein the flap and the deflector are located in the conduit;wherein when the flap is open air (40) from outside the switchgear can enter the switchgear via the conduit;wherein when the flap is closed air and/or gas is inhibited from exiting the switchgear via the conduit;wherein in normal operation when the flap is open the air from outside the switchgear is configured to enter the conduit and flow past the flap and then flow past the deflector and be directed to the component to cool the component; andwherein in the event of an internal arc within the switchgear the flap is configured to close due to the internal arc pressure and gas flow (90) caused by the internal arc.

An electric arc interruption arrangement (100) comprising: a chamber (110) having an inlet (112) facing towards an arc zone (107), an electrically insulating and movable barrier (108) arranged to move from a first position to a second position, wherein in the second position the electrically insulating and movable barrier (108) splits the arc zone (107) and is positioned at least partly in the chamber, a resiliently deformable seal (114) arranged in a side wall in the chamber to contact and seal against the electrically insulating and movable barrier in its second position to interrupt an arc path between two electrical contacts (104, 106).

The present invention relates to a fluid measuring system (1), comprising a fluid measuring chamber (3) for receiving a fluid to be measured, a measurement arrangement (5) for measuring the received fluid, a plunger (7) being at least partially arranged in the fluid measuring chamber (3), wherein the plunger (7) comprises an internal fluid path (9) extending therethrough, wherein the internal fluid path (9) is adapted to provide a fluid connection between an inside (11) of the fluid measuring chamber (3) and an outside (13) of the fluid measuring chamber (3).

The present invention relates to the field of electric drive devices and sleeve bearing VFD motors, such as electric motors and electric generators for industrial applications, and more particularly to a method, an arrangement and a frequency converter for controlling vibration of a sleeve bearing VFD motor. The arrangement of the present invention for controlling vibration of a sleeve bearing VFD motor comprises a frequency converter (11), one or more vibration sensors (17-18, 91) and a sleeve bearing VFD motor (12), said one or more vibration sensors (17-18, 91) comprising one or more vibration sensors (17-18, 91) of said sleeve bearing VFD motor (12), wherein said one or more vibration sensors (17-18, 91) is/are arranged for measuring at least horizontal vibration from said sleeve bearing VFD motor and for producing measured vibration data; and wherein said frequency converter (11) is arranged for generating a control torque and for exerting said control torque on the stator of said sleeve bearing VFD motor (12) for controlling vibration of said sleeve bearing VFD motor (12), said control torque being determined utilizing said measured vibration data.

An electric arc interruption arrangement comprising: a movable, electrically insulating barrier (102) arranged to move from a first position to a second position, wherein in the second position, the movable, electrically insulating barrier is positioned within an arc zone (118) between a first electrode (106) and a second electrode (108), an electrically conducting coil (104) comprising at least one turn about an axis (122), the coil having a first end (112) and a second end (114), wherein the first end is positioned closer to the first and second electrodes compared to the second end, and second end (114) is electrically connected to one of the first electrode (106) and the second electrode (108) without passing through the coil, wherein the movement of the electrically insulating barrier (102) from the first position to the second position is parallel to the axis of the coil from the first end to the second end, wherein the electrically insulating barrier is arranged to push, by its movement, an arc (116) formed in the arc zone between the first electrode and the second electrode into the coil at its first end, whereby the arc induces an electric current through the electrically conducting coil, thereby generating a magnetic field that acts on the arc.

An electric switch comprising a frame (2), a first stationary contact (41), a roll element (6) adapted to rotate relative to the frame (2), a rotating contact (8) stationarily fixed to the roll element (6), and an arc shutter system adapted to enhance extinguishing of an electric arc between the first stationary contact (41) and the rotating contact (8) during an opening event of the electric switch. The arc shutter system comprises a first arc shutter (91) movable relative to the frame (2) between a first position and second position, and a counterpart member (92) adapted to cooperate with the first arc shutter (91) in order to enhance extinguishing of the electric arc by squeezing the electric arc between the first arc shutter (91) and the counterpart member (92).

The disclosure relates to a method (100) for obtaining a topologic model of one or more components of an industrial plant, the method comprising: - (102) obtaining image data of one or more components of the industrial plant; - (103) providing the image data of the one or more components of the industrial plant to an AI processing component (44) for processing; - (104) receiving geometry data of the one or more components of the industrial plant based on the processed image data; and - (105) obtaining by the AI processing component (44) the topologic model of one or more components of the industrial plant based on the geometry data of the one or more components, wherein the topologic model comprises information about a physical arrangement of the one or more components within the industrial plant.