| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 700080000 | Warning or alarm | 47 |
| 20080208373 | Method for operating a process plant, process plant and computer program product - There is described a method for operating a process plant, in which a number of alarm notifications for indicating non-compliant operating events of the process plant are generated at process level. Alarm notifications which can be generated during the operation of the process plant are defined. At least a number of the generatable alarm notifications are assigned, in each case at least a first value or a second value as a dependency value. A current process state of the process plant is determined and depending on the determined process state, those alarm notifications to which the first value was assigned as a dependency value are not indicated. | 08-28-2008 |
| 20080269923 | PACKAGING SYSTEMS, APPARATUS AND METHOD THEREFORE - A system for monitoring the condition of a packaging machine during operation and diagnosing potential problems in the performance of the machine. The system comprises an input device, an output device and a processing unit that supports a user interface presented by the output device. The processing unit is arranged to permit a user, when in use, to input via the user interface a number of pre-determined parameters to measure one or more elements or assemblies in the machine, to receive information from one or more sensors measuring the element or assembly and to analyze the information with the parameter to render via the output device a signal. | 10-30-2008 |
| 20090076634 | PLANT ALARM APPARATUS AND PLANT ALARM METHOD - A plant alarm apparatus has: plant data input means for periodically taking in plant data; a latest plant data value table for temporarily storing latest values of the plant data; plant data recording means for taking out the latest values of the data of the latest plant data value table and storing them in a plant history data table; alarm-triggering value alteration means for updating the points for detecting plant abnormality in an alarm-triggering value registration table in response to a request by an operator; alarm-triggering condition editing means for registering alarm-triggering conditions of points showing a foretoken of abnormality; deviation-from-limit-value determining means for reading the stored values of the alarm-triggering value registration table and the alarm-triggering condition table and comparing the limit values of the points for detecting abnormality; and alarm notification output means for outputting the outcome of the comparison. | 03-19-2009 |
| 20090099668 | HTML DRIVEN EMBEDDED CONTROLLER - A method and system is provided for gathering, processing, displaying, and manipulating data from building equipment using a dedicated HTML-driven, non-PLC controller having an integral web server. Authorized users who use microprocessor controlled devices to access the website are provided with displayed equipment data that can be selected, monitored, and adjusted based on a user profile controlled by software of the controller. | 04-16-2009 |
| 20090125127 | SYSTEM FOR PREVENTING UNNECESSARY SHUTDOWN OF A HIGH-PURITY GAS PRODUCTION PLANT - A novel fail-safe temperature monitoring system that can distinguish excessive chemical adsorbent temperature from temperature sensing component failure is provided. This system prevents the gas purifier from shutting down as a result of temperature sensing component failure, and thereby prevents a false shutdown of a high-purity gas production plant. | 05-14-2009 |
| 20090149972 | REAL-TIME SYSTEM FOR VERIFICATION AND MONITORING OF PROTECTIVE DEVICE SETTINGS WITHIN AN ELECTRICAL POWER DISTRIBUTION NETWORK AND AUTOMATIC CORRECTION OF DEVIANCES FOUND - A system for real-time verification of protective device system configuration settings on a monitored system, is disclosed. The system includes a data acquisition component, a virtual system model database, a protective device system verification engine. The data acquisition component is communicatively connected to a sensor configured to real-time protective device configuration data output from a protective device that is part of the monitored system. The virtual system model database is configured to update a virtual mode of the system based on the status of the protective devices and to store a virtual system model of the monitored system, including preset protective device configuration settings for the protective device. The protective device system verification engine configured to monitor the real-time protective device configuration data and the preset protective device configuration settings and generate a warning when there is a difference between the real-time protective device configuration data and the preset protective device configuration settings. | 06-11-2009 |
| 20100082129 | INDUSTRIAL AUTOMATION INTERFACES INTEGRATED WITH ENTERPRISE MANUFACTURING INTELLIGENCE (EMI) SYSTEMS - A visualization system integrated with an enterprise manufacturing intelligence (EMI) system utilizing preconfigured EMI data models, workflow reports and process event notifications to optimize a manufacturing process. The visualization system and the EMI system exchange data and information providing both systems with a broader process view than either system has independently. The visualization system can specifically target information and action requests to different classes of manufacturing personnel such as operators and engineers. Additionally, the visualization system maintains an audit log of all production identities, raw material usage, and requested corrective actions. | 04-01-2010 |
| 20100198372 | System and Method for Generating Control Logic - A computer implemented method and system will generate the control logic for a control system application based on the process data input into the system in a series of easy to understand forms and steps. | 08-05-2010 |
| 20100222899 | PROCESS PLANT MONITORING BASED ON MULTIVARIATE STATISTICAL ANALYSIS AND ON-LINE PROCESS SIMULATION - Disclosed are systems and methods for on-line monitoring of operation of a process in connection with process measurements indicative of the operation of the process. In some cases, the operation of the process is simulated to generate model data indicative of a simulated representation of the operation of the process and based on the process measurements. A multivariate statistical analysis of the operation of the process is implemented based on the model data and the process measurements. The output data from the multivariate statistical analysis may then be evaluated during the operation of the process to enable the on-line monitoring of the process involving, for instance, fault detection via classification analysis of the output data. | 09-02-2010 |
| 20100262264 | Method for Plant Monitoring With a Field Bus of Process Automation Technology - Method for plant monitoring with a fieldbus of process automation technology, wherein a plurality of field devices communicate with a process control unit and a plant monitoring unit The method steps are carried out as follows: the regular, process-control, data traffic on the fieldbus is monitored by the plant monitoring unit; an examination of the telegrams of the regular data traffic for information indicating a diagnostic event at one of the field devices is performed; and in case a telegram is detected having an indication of a diagnostic event, the plant monitoring unit requests further diagnostic information from the pertinent field device. | 10-14-2010 |
| 20110144777 | METHODS AND APPARATUS TO MANAGE PROCESS CONTROL STATUS ROLLUPS - Example methods and apparatus to manage process control status rollups are disclosed. A disclosed example method includes receiving process control information from at least one process control device included within a process control system, determining at least one issue associated with a portion of the received process control information, receiving a selection of a status type, determining if the at least one issue is associated with the selected status type, and displaying a process control status rollup associated with the selected status type and including the at least one issue. | 06-16-2011 |
| 20110178611 | SYSTEM AND METHOD FOR IMPROVED COORDINATION BETWEEN CONTROL AND SAFETY SYSTEMS - A system and method are provided for monitoring and control of a plurality of field devices separately provided in a safety subsystem and a process control subsystem. The field devices include conventional safety subsystem field devices associated with one or more processes or subprocesses and conventional process control subsystem field devices associated with one or more of the processes or subprocesses. The integrated and coordinated system uses complementary field device data including mappings of safety subsystem field devices and process control subsystem field devices corresponding to the same process or subprocess Signals are received from a compromised field device and its functions are delegated to its complementary field device as indicated by the complementary field device data. | 07-21-2011 |
| 20120041575 | Anomaly Detection Method and Anomaly Detection System - (1) A compact set of learning data about normal cases is created using the similarities among data as key factors, (2) new data is added to the learning data according to the similarities and occurrence/nonoccurrence of an anomaly, (3) the alarm occurrence section of a facility is deleted from the learning data, (4) a model of the learning data updated at appropriate times made by the subspace method, and an anomaly candidate is detected on the basis of the distance between each piece of the observation data and a subspace, (5) analyses of event information are combined and an anomaly is detected from the anomaly candidates, and (6) the deviance of the observation data is determined on the basis of the distribution of histograms of use of the learning data, and the abnormal element (sensor signal) indicated by the observation data is identified. | 02-16-2012 |
| 20120041576 | OPERATOR TERMINAL IN A PROCESS CONTROL SYSTEM - The present invention relates to a method of enabling an operator to make control or protection related decisions in a process control system, an operator terminal in a process control system as well as to a computer program product for such an operator terminal. The method includes the steps receiving ( | 02-16-2012 |
| 20120078391 | METHODS, APPARATUS, AND ARTICLES OF MANUFACTURE TO IDENTIFY HAZARDOUS PROCESS CONDITIONS ASSOCIATED WITH DEVICES IN A PROCESS CONTROL SYSTEM - Methods, apparatus, and articles of manufacture to identify hazardous process conditions associated with devices in a process control system are disclosed. An example method to identify a hazardous process control type associated with a process control device includes automatically detecting that a process control device is coupled to a port on a controller, detecting information associated with the process control device via the port, identifying a hazardous process condition type of the process control device based on the detected information, and sending information to a computing device to cause a display to include visual indication of the identified hazardous process condition type in association with the process control device. | 03-29-2012 |
| 20120101600 | APPARATUS AND METHOD FOR ADVANCED ALARMING IN FIELD DEVICE PROTOCOLS - A method includes providing an identification of multiple device-specific parameters to a user, where the device-specific parameters are associated with a field device. The method also includes receiving a selection of at least one of the device-specific parameters from the user. The method further includes, upon receipt of the selection of the at least one device-specific parameter, providing an identification of multiple bits associated with the at least one selected device-specific parameter to the user. The method also includes receiving a selection of at least one of the bits from the user. The method further includes saving the at least one selected device-specific parameter and the at least one selected bit as a custom alarm condition. A selected criticality option or a selected priority option can be saved as part of the custom alarm condition. The custom alarm condition can be loaded into a controller of a process control system. | 04-26-2012 |
| 20120173006 | USER INTERFACE DISPLAY OBJECT FOR LOGGING USER-IMPLEMENTED SOLUTIONS TO INDUSTRIAL FIELD PROBLEMS - A visualization system utilizing preconfigured process problem solution models and graphical solution objects to create operator implemented solutions to process problems. The visualization system provides for collecting and sharing the intelligence and experience of the operator in addition to the process data associated with the solution. The operator can include both operator movements around the process and equipment and voice commentary in the solution. | 07-05-2012 |
| 20120209411 | Abnormality Detection for Isolating a Control System - A mechanism is provided for effectively detecting an abnormality occurring in a control system and isolating the control system in which abnormality is acknowledged. The mechanism receives, from one or more control systems in the plurality of control systems, respective abnormality notifications for respective counter control systems to be monitored by the plurality of control systems. The mechanism adds up abnormality notifications transmitted from respective monitoring sections of the plurality of control systems so as to evaluate the reputation of a control system suspected to have an abnormality. The mechanism causes a protected area for operating the control system suspected to have an abnormality to restrict outbound traffic from at least the inside of the protected area, when an indication is identified that the control system is abnormal according to criteria from a result of the evaluation. | 08-16-2012 |
| 20120310380 | SYSTEMS AND METHODS TO OVERLAY BEHAVIORS ON FOUNDATION FIELDBUS ALERTS - An industrial control system is provided that includes a field device configured to receive only a first plurality of behaviors for the alert and a controller of an industrial control system, wherein the controller is configured to receive the alert and overlay a second plurality of behaviors on the alert, and the controller is configured to process one or more of the second plurality of behaviors differently than the first plurality of behaviors. | 12-06-2012 |
| 20120310381 | SYSTEMS AND METHODS TO CUSTOMIZE ALERT PRESENTATION - In one embodiment, an industrial process control system includes a field device configured to provide an alert. The process control system also includes a graphical user interface configured to present an alarm for the alert, and an alarm server comprising a processor and configured to associate an alarm class with the alert. The alarm class includes a plurality of alarm attributes having a respective plurality of values, and the graphical user interface is configured to present the alarm for the alert based on the plurality of alarm attributes and the respective plurality of values. | 12-06-2012 |
| 20120310382 | SYSTEMS AND METHODS FOR FOUNDATION FIELDBUS ALERTS - An industrial process control system is provided. The industrial control system includes an alarm server with a processor configured to receive device information representative of field device information extracted from a device definition file. The processor is further configured to translate the device information into a first format interpretable by a global system for mobile communications (OPC AE) server and provide the device information in the first format to the OPC AE server. | 12-06-2012 |
| 20120310383 | SYSTEMS AND METHODS FOR THIRD-PARTY FOUNDATION FIELDBUS INFORMATION - An industrial process control system is provided that includes one or more fieldbus devices configured to communicate alarm or alert information representative of alarms and alerts using a first format. The industrial process control system also includes a linking device connected to the one or more fieldbus devices that is configured to publish the alarm or alert information from the fieldbus devices to one or more computers of the industrial process control system. A controller is also included that is configured to receive the alarm or alert information from the linking device. The controller is configured to interpret the alarm or alert information and create a list of the alarms and alerts in a second format interpretable by an alarm server of the industrial process control system, wherein the alarm server cannot interpret the first format. | 12-06-2012 |
| 20130131843 | Method And Tool For Automatic Distribution Of Control Code In A Safety System - A method in an industrial safety system for controlling a process or equipment, which industrial safety system includes components with safety devices. The safety system enables signals to be generated as a result of an event or alarm, where the method includes creating an automated link between the event or alarm and an effect or an action to be taken upon receipt of said event or alarm signal due to the event. The method includes configuring one or more links between the event and the input, thus forming a cause and effect matrix, and also generating a control code using the cause and effect matrix for subsequent download of the control code to at least one process controller whereby a control signal is subsequently generated by at least one safety controller to initiate the action or effect. | 05-23-2013 |
| 20130138227 | Method And Viewer For A Cause And Effect Matrix In A Safety System - A method in an industrial safety system for controlling a process or equipment. An industrial safety system comprises components with safety devices wherein the safety system enables signals to be generated as a result of an event or alarm. The method and system uses a cause and effect matrix with automated links between each event or alarm and an effect or an action to be taken upon receipt of the event or alarm signal due to the event. In an online view of the improved cause and effect matrix, at least one effect cell of the cause and effect matrix is arranged with a first executable link for a device represented by the at least one effect cell. | 05-30-2013 |
| 20130158682 | METHOD OF DISPLAYING ABNORMAL STATUS IN PLANT OPERATION MONITORING SYSTEM - Disclosed therein is a method of displaying an abnormal status in a plant operation monitoring system. The method of displaying the abnormal status includes the steps of: receiving information of operational states from sensing means mounted on devices, machines and facilities constituting an industrial plant system; checking whether or not there is any abnormal signal in the operational states, logically grouping parts influencing on operational values when the abnormal signal is generated, and displaying the parts on a piping & instrument drawing (P&ID) on a monitor; and tracing the abnormal signal in a reverse direction of a system flow, searching out the device which causes the abnormal state, and displaying the abnormal device on the piping & instrument drawing. | 06-20-2013 |
| 20130173030 | Method for the Computer-Assisted Monitoring of the Functional Performance of a Technical System - A method for computer-assisted monitoring of the functional performance of a technical system: determining an actual functional performance for each technical component of the technical system; assigning each technical component to a component type, wherein components of identical or similar functional range are assigned to one component type; determining an additional functional performance for each component type, which describes the functional range of the hardware and/or software of a component, wherein said range, among all the available components of one component type, has the highest functional performance; determining a component-related, normalized functional performance from the actual functional performance of a given technical component and from the additional functional performance; determining a component-related, normalized functional performance from the component-related, normalized functional performances of all components of the same type; comparing the component-related, normalized functional performance to a threshold value; and generating an alarm if the threshold value is not reached. | 07-04-2013 |
| 20130190901 | METHOD AND SYSTEM FOR SAFELY MANAGING GAS STATION - A gas station safety management system of the present invention includes a sensor network having sensors which are provided at gas station equipment, a monitoring module which receives sensing signals from the sensors, maps the gauge values of the sensing signals on a map in which the gas station equipment is described, and generates a warning signal when the sensing signals exceed a predetermined reference range, and a user interface for displaying the map, the mapped gauge values, and the warning signal on a screen. | 07-25-2013 |
| 20130282151 | Method And System For Monitoring An Industrial System Involving An Eye Tracking System - A method for notifying at least a first condition in an industrial system by way of a monitoring system in order to draw the attention of an operator monitoring the industrial system to the at least one condition. The method includes displaying the first condition in a first portion of a display screen of the monitoring system, determining by eye tracking an area where a user focuses on the display screen, the area where the user focuses differing from the first portion, and alerting the user of the first condition in order to allow the user to be notified of the first condition in the industrial system. A monitoring system is also presented herein. | 10-24-2013 |
| 20130297049 | ABNORMALITY DIAGNOSIS DEVICE AND ABNORMALITY DIAGNOSIS SYSTEM FOR SERVO CONTROL DEVICE - An abnormality diagnosis device includes a factor-data storage unit that stores therein factor data including a candidate of an alarm-generating factor corresponding to an alarm number; a stored-data storage unit that stores therein, as stored data, statistical data acquired from a statistical data server including the alarm number corresponding to a system configuration number of a servo control device classified based on a system configuration of the servo control device, and a candidate of the alarm-generating factor corresponding to the alarm number, and a generation probability of the candidate; a display unit; and an abnormality-diagnosis processing unit that acquires the alarm number from the servo control device when an alarm is generated, and based on the alarm number, the factor data, and the stored data, adds the generation probability to each candidate and displays, on the display unit, the candidate with the generation probability added. | 11-07-2013 |
| 20130304240 | METHODS AND APPARATUS TO DISPLAY INFORMATION VIA A PROCESS CONTROL DEVICE - Methods and apparatus to display information via a process control device are disclosed herein. An example method includes acquiring first information via a first sensor of a first output device. The first information is related to an industrial process. The example method also includes communicating the first information from the first output device to a controller and receiving second information in the first output device from the controller. The second information is based on the first information. The example method also includes displaying the second information via a display of the first output device. | 11-14-2013 |
| 20130338801 | METHOD AND CONFIGURATION ENVIRONMENT FOR SUPPORTING THE CONFIGURATION OF AN INTERFACE BETWEEN SIMULATION HARDWARE AND AN EXTERNAL DEVICE - A method for supporting a configuration of an interface is provided, wherein the configuration environment has an overview region that has several subregions. At least one item of information concerning a part of the configuration is displayed in each subregion. For each subregion, an item of information concerning the part of the configuration associated with the subregion is displayed. In the case of a warning and/or error message, a configuration option is displayed so as to be selectable, via which the warning/error message is resolved. The selection of the displayed configuration option causes a functionality to be started via which the displayed configuration option is made possible. In the case of a change in the status of a subregion, the display of the status and/or warning and/or error message and a configuration option derived therefrom in one subregion or several subregions is automatically updated and adapted to the changed status. | 12-19-2013 |
| 20140058542 | Automatic Generation Of Visual Representation Of User Interface Of Process Control System - A method for displaying visual representation of at least one user interface, UI, of a process control system, the at least one UI being displayed on an electronic visual display unit connectable to the process control system and being adapted to visually indicate relationship between a plurality of components included in at least a part of a process controlled by the process control system, is disclosed. Data associated with different components in the process controlled by the process control system indicative of the operational status of the respective component is used to visualize the operational status of the components in each UI on the electronic visual display unit. | 02-27-2014 |
| 20140121789 | ADVISABLE STATE OF CONTROLLED OBJECTS IN FACTORY AUTOMATION SYSTEMS - An advisable state notification framework for an operator interface system is provided. Advisable states represent events detected within an industrial system that are less critical than alarm events but that nevertheless warrant notification. The framework supports multiple classes of advisable states, which are configured and handled separately from alarm states. Each class of advisable state is notified using a unique graphical icon. Moreover, the framework distributes advisable state icons on selected screens throughout the display screen navigational hierarchy to guide the operator to screens that identify the source of the advisable state. The notification and guidance features are inherent to the operator interface development environment, accelerating development time and reducing the need to create a custom notification framework. | 05-01-2014 |
| 20140236319 | PROTECTION MONITORING SYSTEM WITH FAULT INDICATORS - A protection monitoring system is provided that includes a protection fault handler. The protection fault handler includes a protection fault indicator. The protection fault handler is configured to activate the protection fault indicator upon indication of a protection fault signal. Moreover, the protection fault signal is indicative of a critical fault which has occurred in a protection system monitored by the protection monitoring system. The protection monitoring system also includes a user inhibit handler. The user inhibit handler includes a user inhibit indicator. Moreover, the user inhibit handler is configured to activate the user inhibit indicator upon indication of a user inhibit signal. Furthermore, the user inhibit signal is indicative of a user-enabled alarm inhibit or a user-enabled bypass. | 08-21-2014 |
| 20140244005 | INSTRUMENT CONTROLLING DEVICE AND INSTRUMENT CONTROLLING METHOD - An instrument controlling device includes an instrument information storing portion that stores instrument information, a receiving portion that receives an alert event, a first evaluating portion that evaluates whether an address of an instrument that produced the alert event matches any of the addresses in the instrument information that is stored if the alert event is an installation event, a second evaluating portion that evaluate whether instrument identifying information of device information matches identifying information of the alert event if the address matched, a selection requesting portion that requests, from an administrator, a selection as to whether or not to update the instrument information using the instrument identifying information of the alert event if the instrument identifying information does not match, and an updating portion that updates the instrument information using the instrument identifying information of the alert event if a selected instruction is an updating instruction. | 08-28-2014 |
| 20140249656 | METHOD AND APPARATUS FOR ALARM MONITORING - A method for alarm monitoring abnormal conditions associated with a process operation includes collecting N sample data representing one or more parameters of a process, determining a distribution type of the sample data, obtaining an alarm monitoring strategy associated with the distribution type, and monitoring the process using the alarm monitoring strategy. The distribution type may be single-constant, multi-level discrete, normally distributed, continuous non-normally distributed, cyclical trend-up/down, and drifting away after a period maintenance. The alarm monitoring strategy includes a unilateral or bilateral control chart. The one-side control chart has either an upper control limit (UCL) of (100−p) or a lower control limit (LCL) of (p), and the two-sided control chart has a UCL of (100−p/2) and an LCL of (p/2), where p is a predetermined false alarm rate which determines the number N. The control limit may be a difference between two adjacent sample values of the sample data. | 09-04-2014 |
| 20140277612 | AUTOMATIC GENERATION OF A DYNAMIC PRE-START CHECKLIST - A system is provided that includes a controller configured to control an industrial automation system. The system also includes a sensor communicatively coupled to the controller. The sensor is configured to measure at least one operating parameter of the industrial automation system, and the sensor, the controller, or a combination thereof, is configured to derive an indication that the at least one operating parameter surpasses a process limit. The system also includes a memory configured to store the indication as an item included in a start checklist. Moreover, the controller is configured to disable a start of the industrial automation system based on the start checklist. | 09-18-2014 |
| 20140297004 | METHOD FOR DETECTING ABNORMAL TRAFFIC ON CONTROL SYSTEM PROTOCOL - A method for detecting an abnormal traffic on a control system protocol, includes: checking whether session information exists in a management table; adding a new entry to the management table; checking whether a transaction ID in a table entry is the same as that of the received MODBUS request message; and checking whether data and length thereof of the received MODBUS request message are the same as those in the table entry. Further, the method includes detecting an abnormal traffic; and updating the table entry with packet information of the MODBUS request message. | 10-02-2014 |
| 20150088281 | SYSTEMS AND METHODS TO OVERLAY BEHAVIORS ON FOUNDATION FIELDBUS ALERTS - An industrial control system is provided that includes a field device configured to provide an alert, wherein the field device is configured to receive only a first plurality of behaviors for the alert and a controller of an industrial control system. The controller is configured to receive the alert and to customize a second plurality of behaviors. The controller is further configured to overlay the second plurality of behaviors on the alert, and the controller is configured to process one or more of the second plurality of behaviors differently than the first plurality of behaviors. | 03-26-2015 |
| 20150105874 | NUMERICAL CONTROL DEVICE ACQUIRING ALARM INFORMATION FROM CONNECTED IO UNIT - When a communication abnormality detection unit in a numerical control device body detects communication abnormality in IO communication, a command transmission unit transmits a command requesting for making a reply to the numerical control device body with alarm information recorded in a recording unit of each IO unit simultaneously to all the IO units, and only the IO unit where the recording unit records the alarm information makes a reply with the alarm information. | 04-16-2015 |
| 20150148922 | EMBEDDED SYSTEM, FOOL-PROOF CONTROL METHOD AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - An embedded system is disclosed. The embedded system is used for preventing a processing machine from an abnormal phenomenon when at least one processing parameter setting value is inputted into the processing machine. The embedded system is electrically connected to the processing machine, and the processing machine comprises an input interface, a first storing medium, a first controller and a stepper motor. The embedded system comprises a second storing medium and a second controller. The second controller captures the a processing parameter setting value inputted and compares it with a security range, so as to determine whether the processing machine is able to perform process for a workpiece. When the second controller determines that the processing machine is not able to perform process for the workpiece, a stop signal is generated and transmitted to the processing machine to stop performing process for the workpiece. | 05-28-2015 |
| 20160004226 | PID CONTROLLER AND DATA COLLECTING METHOD - A PID controller includes: a manipulated variable calculating portion that calculates a manipulated variable MV based on a set point SP and a process variable PV through a PID control calculation; a manipulated variable outputting portion that outputs a manipulated variable MV to outside of the controller; an alarm notifying portion that generates an alarm when a problem has been detected; a data recording portion that temporarily records time series data for the process variable PV; and a data storing portion that reads out and storing data recorded by the data recording portion 15 before and after the alarm event. | 01-07-2016 |
| 20160041539 | CONTROL DEVICE DIAGNOSTIC USING ACCELEROMETER - A diagnostic device is physically coupled to a control device in a process control system, and includes an accelerometer that determines when a motion or vibration of the control device is greater than a predetermined threshold. When this condition is detected, one or more other components of the diagnostic device (e.g., processor, communication module, etc.) are activated, and a distress signal is transmitted from the diagnostic device using the activated components. Consequently, the duty cycles of components of the diagnostic device are decreased and optimized, leading to significant power savings. Indeed, in some embodiments, energy harvesting may be sufficient to power the diagnostic device. Further, in some embodiments, the diagnostic device may not require a component processor. | 02-11-2016 |
| 20160085235 | NUMERICAL CONTROL DEVICE - A numerical control device includes an alarm corrective measure operation history information storage unit, an operation history information acquiring unit, an alarm corrective measure operation history information recording unit, and an alarm corrective measure operation history information extracting unit. The alarm corrective measure operation history information recording unit has an alarm corrective measure operation history information recording optimization section, which optimizes information on an operation included in generated alarm corrective measure operation history information to release an alarm, and the alarm corrective measure operation history information extracting unit has an alarm corrective measure operation history information extraction optimization section, which optimizes the extracted alarm corrective measure operation history information to release an alarm. | 03-24-2016 |
| 20160098018 | METHODS AND APPARATUS TO FILTER PROCESS CONTROL SYSTEM ALARMS BASED ON ALARM SOURCE TYPE AND/OR ALARM PURPOSE - Methods, apparatus, systems and articles of manufacture to filter process control system alarms based on alarm source type and/or alarm purpose are disclosed. An example method includes assigning a first subset of the process control alarms in a process control system to a first source type of the process control alarms. The first source type is associated with a first subset of user roles. The example method also includes assigning a second subset of the process control alarms to a second source type of the process control alarms. The second source type is associated with a second subset of the user roles. The example method further includes displaying alarm information associated with the process control alarms. The alarm information identifies the first source type of the first subset of the process control alarms and the second source type of the second subset of the process control alarms. | 04-07-2016 |
| 20160378096 | NUMERICAL CONTROLLER AND NUMERICAL CONTROL SYSTEM IN WHICH THE CONTROLLER IS CONNECTED BY NETWORK - A numerical controller in the present invention includes a bus trace circuit configured to fetch a bus cycle satisfying preset conditions, an alarm history, an alarm data acquisition table in which whether to acquire trace data is recorded for each alarm, and a trace circuit setting table in which fetching conditions of the bus cycle of the bus trace circuit are recorded for each alarm, and identifies an alarm for which the trace data is to be fetched from the alarm history and the alarm data acquisition table, reads the fetching conditions of the bus cycle corresponding to the alarm from the trace circuit setting table, sets the fetching conditions to the bus trace circuit, and acquires the trace data of the bus cycle based on the fetching conditions that are set through the bus trace circuit. | 12-29-2016 |
| 20190146471 | A METHOD FOR MONITORING THE OPERATIONAL STATE OF A SYSTEM | 05-16-2019 |
