Abstract: A method of controlling polishing includes polishing a substrate, monitoring the substrate during polishing with an in-situ monitoring system, filtering a signal from the monitoring system to generate a filtered signal, and determining at least one of a polishing endpoint or an adjustment for a polishing rate from the filtered signal. The filtering includes modelling a plurality of periodic disturbances at a plurality of different frequencies using a plurality of disturbance states, modelling an underlying signal using a plant state, and applying a linear prediction filter to the plant state and the plurality of disturbance states to generate a filtered signal representing the underlying signal.

Abstract: Disclosed is a system for transmitting and receiving safety information, which generates first safety information about a control target and second safety information representing the occurrence or not of an error in the control target by using one microcontroller. The system includes a first slave controller generating first safety information and second safety information by using sensing data obtained from a control target and a master controller receiving the first safety information and the second safety information from the first slave controller through a wireless channel. When an error occurs in the first slave controller, the first slave controller transmits the second safety information to a second slave controller, and the second slave controller transmits the second safety information, received from the first slave controller, to the master controller.

Abstract: A device for a machine tool, which is detachable from an attachment part of the machine tool, includes: a data generating unit that generates data; a first communication unit that transmits the data generated by the data generating unit to an information processing device; a first control unit that activates and controls the first communication unit; a power receiving unit that receives power supplied from outside and transmits the power to the first control unit; a second communication unit capable of constantly communicating with the information processing device; a battery that supplies power to the second communication unit; and a second control unit that supplies power from the battery to the first control unit to activate the first control unit when the second communication unit has received an activation command from the information processing device.

Abstract: Supervised learning is implemented to improve the accuracy of automated diagnoses performed by monitoring units installed at a machine. The monitoring units perform indicator acquisition and automated diagnoses based on a Bayesian model derived in accordance with the machine's known configuration. Raw data is collected, including machine vibration data and other diagnostic data. The data is analyzed to diagnose for specific fault defect assumptions so as to generate the automated diagnoses results and a rating for overall health of the machine. The results are uploaded to an external environment that can be accessed by an expert for review and correction. Based upon the expert's corrections, the Bayesian model is adjusted using supervised learning to improve the automated diagnoses performed by the monitoring units.

Abstract: A method of controlling a drive, in particular an electric drive, of an industrial machine, in which method a drive control controls a drive motor and the drive motor drives a mechanical system having one or more coupled components. The drive control carries out a simulation of the mechanical system of the machine with a simulation model and performs a feedforward control of the drive motor based on the simulation.

Abstract: A numerical controller includes a coordinate management unit that updates machine origin offset data indicating a positional relationship between a machine origin of a machine tool and a machine origin of a robot depending on movement of the machine origin of the machine tool or the machine origin of the robot; and an interference check processing unit that detects interference between the machine tool and the robot on the basis of a position of a first interference definition area and a position of a second interference definition area, and the updated machine origin offset data.

Abstract: A management method for a cutting tool of a machine tool is provided. A user host imports a graphical data of a workpiece and a cutting tool database into CAM, and a user may select cutting tools to establish a complete machining process. T codes are replaced with electronic tags. Before executing a machine code comprising the electronic tags, the machine tool re-scans the cutting tools assembled at a tool turret and updates cutting tool arrangement information to ensure that the tool turret is equipped with the cutting tools used in the machining process. When the machine tool stores the electronic tags, a ready message is displayed for reminding an operator. When the electronic tags are not stored, the current storage location of a cutting tool lacked in the machining process or a warning message is displayed at the operation interface for reminding the operator.

Abstract: Disclosed is a prediction method for tool remaining life of a numerical control machine tool based on a hybrid neural model, including: constructing a hybrid neural network model, specifically including the following steps: constructing sample data according to the sampling frequency of tool data; obtaining a first feature vector representing the tool life by utilizing a convolutional neural network and a long short-term memory network; generating working condition signals of sampling points into a second feature vector representing the tool life by utilizing an NFM neural network; and inputting a current working time of a tool and the acquired feature vectors into a multi-layer perceptron for fusion to predict the tool life.

Abstract: An additive manufacturing method includes segmenting a CAD file of a component along a build interface to define at least a first component segment and a second component segment, each of the first component segment and the second component segment sized to fit within an additive manufacturing build chamber; additive manufacturing the first component segment and the second component segment within the build chamber; and bonding the first component segment and the second component segment to form the component.

Abstract: A method of graphically mapping liquid product applied to a field by an agricultural sprayer having a plurality of spray nozzles. The method includes generating an application map on an aerial image of the field, the application map including a droplet size map displaying said droplet sizes being sprayed by each of the plurality of spray nozzles or a gang of spray nozzles as the agricultural sprayer traverses the field. The application map may also include an application rate map displaying said application rates being sprayed by each of the plurality of spray nozzles or the gang of spray nozzles as the agricultural sprayer traverses the field.

Abstract: Three-dimensional object bridge between virtual and physical worlds. A method, system, apparatus and/or computer-usable medium includes steps of selecting a three-dimensional item in a first state for subsequent rendering into a second state and rendering the three-dimensional item in the second state via the three-dimensional rendering apparatus. An additional step of locating a three-dimensional rendering apparatus for rendering the three-dimensional item in a second state can be included. The three-dimensional rendering apparatus can be configured as a kiosk (manned or unmanned), Internet-enabled vending machine, and the like. The first state can comprise a virtual state and the second state can comprise a physical state. Likewise, the first state can comprise a physical state and the second state can comprise a virtual state. Additionally, the three-dimensional item/object can be mapped in the first state for rendering in the second state.

Abstract: Upon receipt of a signal indicating occurrence of anomalies, an information processor displays the nature of the anomalies. The information processor accepts for each anomaly, an input operation for assignment of a worker who is to handle an anomaly. Based on the assignment, the information processor notifies a terminal device of the worker of the nature of the anomaly to be handled by the worker. The terminal device displays contents of a remedy for the anomaly. The terminal device transmits progress information to the information processor. The information processor displays the progress information. The information processor further accepts an input operation for updating the assignment of a worker who is to handle the anomaly. Based on the assignment updated, the information processor notifies the terminal device of the worker of the nature of the anomaly to be handled by the worker.

Abstract: A method and a calculation unit for calculating a load skewness result for a determination of service intervals for a turbine, includes: receiving a continuously measured load signal over time, indicating a load of the turbine during operation thereof; determining a load percentage signal over time as a deviation of the received measured load signal from a maximum capacity signal, wherein the maximum capacity signal represents a maximal possible load to be generated at a given time and is calculated from continuously measured sensor signals, representing operating parameters of turbine operation; calculating a load percentage distribution based on the determined load percentage signal; calculating a load skewness factor as a measure of an asymmetry of the calculated load percentage distribution; providing the load skewness result, including the calculated load percentage distribution and the calculated load skewness factor.

Abstract: Disclosed is a system for transmitting and receiving safety information, which generates first safety information about a control target and second safety information representing the occurrence or not of an error in the control target by using one microcontroller. The system includes a first slave controller generating first safety information and second safety information by using sensing data obtained from a control target and a master controller receiving the first safety information and the second safety information from the first slave controller through a wireless channel. When an error occurs in the first slave controller, the first slave controller transmits the second safety information to a second slave controller, and the second slave controller transmits the second safety information, received from the first slave controller, to the master controller.

Abstract: In a method for operating an at least two-axle machine tool, a geometric description of a path is specified, and according to the path, an advancing movement is carried out by simultaneously moving at least in one section a first axle and a second axle. A first maximum value for a first kinematic parameter relating to the advancing movement along the section of the path is defined by a control unit based on the geometric description. The advancing movement along the section is planned by the control unit by taking the first maximum value into consideration, and the axles are actuated so as to carry out the advancing movement according to the planned movement.

Abstract: A display unit of a design assistance system highlights an error section of a 3D model and displays at least one of a designation condition recognized by an elimination condition recognition unit and an elimination section.

Abstract: Various embodiments of the teachings herein include a method for operating a valve comprising: determining a nonlinear characteristic curve function indicating a required relationship between a valve opening position and flow of a fluid; storing the function in an ECU; and using the function to set the valve opening position with a control signal indicating a target flow. The function is calculated automatically using a parameter value, with an analytic function, or by interpolation with specified supporting values by a user. The function comprises an inverse function based on a characteristic curve for a heat exchanger and a target function. The curve for the heat exchanger indicates a relationship between a heating power or a cooling power and the flow of a fluid. The target function indicates a relationship between the heating power or the cooling power of the heat exchanger based on the valve opening position.

Abstract: A coal-air synchronous dynamic coordinated control method for a coal-fired unit is provided, comprising: determining functional relationship between unit loads and designed coal feed rates and functional relationship between unit loads and flue gas operation wet-basis oxygen contents, respectively; obtaining a theoretical wet flue gas volume and a combustion-supporting dry air volume per unit mass of burning coal, and calculating an actual combustion-supporting dry air volume per unit mass of burning coal; calculating an actual low calorific value of feed coal; calculating a combustion-supporting dry air volume and an outlet wet flue gas volume; according to the target value of load instruction at a future time point, calculating a coal feed rate variation and a combustion-supporting dry air volume variation; obtaining an operation wet-basis oxygen content variation; and obtaining target values of the coal feed rate and the operation wet-basis oxygen content to be adjusted.

Abstract: Systems and methods for real-time control of temperature within a plasma chamber are described. One of the methods includes sensing a voltage in real time of a rail that is coupled to a voltage source. The voltage source supplies a voltage to multiple heater elements of the plasma chamber. The voltage that is sensed is used to adjust one or more duty cycles of corresponding one or more of the heater elements. The adjusted one or more duty cycles facilitate achieving and maintaining a temperature value within the plasma chamber over time.

Abstract: An intelligent switching system for switching internal cooling and external cooling and a method are provided. The system includes a vision system, a cooling system and a control system. The vision system monitors a real-time milling state of a cutter, collects a real-time milling depth image that the cutter mills a workpiece, and transmits the collected real-time milling depth image to the control system. The control system includes a lubrication mode control center, and a motor control center. The lubrication mode control center receives the real-time image transmitted by the image collection control center; analyzes and processes the real-time image to obtain real-time milling depth data of the cutter. The motor control center receives a signal sent by the lubrication mode control center; analyzes and processes the signal, and transmits a control instruction to the cooling system. The cooling system executes a switching command issued by the control system.