Abstract: A plant management system includes: a control device; and a management device. The control device includes: a manipulation parameter setting unit that sets values of manipulation parameters; a state parameter acquisition unit that acquires values of state parameters indicating an operating condition of the plant; and a transmitter that transmits these values to the management device. The management device includes: an acquisition unit that acquires these values; a database that stores set values of manipulation parameters and actually measured values or predicted values of state parameters when the plant is operated based on the set values, corresponding to each other; and a determination unit that determines a set value of a manipulation parameter capable of improving a value of a predetermined state parameter of the plant by referring to these values and the database.

Abstract: In an example, a data unit includes a mounting to removably mount the data unit on a receiving portion of an additive manufacturing build material container, a data source to provide data comprising a plurality of additive manufacturing parameters and a communications interface to communicate with a reader of an additive manufacturing build material processing apparatus. The communications interface is to transmit data from the data source to the additive manufacturing build material processing apparatus.

Abstract: In some embodiments, techniques are provided for verifying that a fabrication system can fabricate a proposed segmented design. A paintbrush pattern that represents capabilities of the fabrication system is determined. One or more forbidden patterns that the fabrication system is not capable of fabricating are determined based on the paintbrush pattern. The proposed segmented design is then searched for the forbidden patterns. If any forbidden patterns are found, the proposed segmented design is determined to not be fabricable by the fabrication system. If no forbidden patterns are found, then the proposed segmented design is determined to be fabricable by the fabrication system.

Abstract: Disclosed are various embodiments for optimized sensor deployment and fault detection in the context of agricultural irrigation and similar applications. For instance, a computing device may execute a genetic algorithm (GA) routine to determine an optimal sensor deployment scheme such that a mean-time-to-failure (MTTF) for the system is maximized, thereby improving communication of sensor measurements. Moreover, in various embodiments, a centralized fault detection scheme may be employed and a soil moisture of a field can be determined by statistically inferring soil moistures at locations of faulty nodes using spatial and temporal correlations.

Abstract: Disclosed are various embodiments for reinforcement learning-based irrigation control to maintain or increase a crop yield or reduce water use. A computing device may be configured to determine an optimal irrigation schedule for a crop planted in a field by applying reinforcement learning (RL), where, for a given state of a total soil moisture, the computing device performs an action, the action comprising waiting or irrigating crop. An immediate reward may be assigned to a state-action pair, the state-action pair comprising the given state of the total soil moisture and the action performed. The computing device may instruct an irrigation system to apply irrigation to at least one crop in accordance with the optimal irrigation schedule determined, where the optimal irrigation schedule includes an amount of water to be applied at a predetermined time.

Abstract: The present disclosure provides a stable region determining method for distributed cyber-physical power systems with multiple time delays, including: first establishing a state space expression of the cyber-physical power systems under distributed control with multiple time delays; converting the state space expression to frequency domain through Laplace transform to obtain a characteristic equation for multiple time delays of the cyber-physical power systems under distributed control, and establishing a marginally stable characteristic equation with unified time delay to obtain a marginally stable characteristic equation for multiple time delays of the cyber-physical power systems under distributed control with unified time delay; in each time delay direction, solving a stable boundary for time delay of the cyber-physical power systems under distributed control; connecting the stable boundaries for time delays in all time delay directions, and generating a stable domain for time delays of the cyber-physical

Abstract: A system for production of liquid food (P) comprises a food processing arrangement (2) and a computer device (3), e.g. a PLC. The computer device (3) sequentially executes a control program (5A) to control the food processing arrangement (2) to perform processing steps for producing the liquid food (P) from one or more ingredients in accordance with a predefined recipe. The program comprises command instructions that each allocates a respective processing step to a predefined control command among a predefined set. To enable parallelism, despite the sequential execution by the computer device (3), the set of control commands comprises a start command which is associated, by the computer device (3), with an action of: starting the food processing step that is allocated to the start command and proceeding, without waiting for the food processing step to be completed, to a subsequent instruction in the list of instructions.

Abstract: In various embodiments, a wearable object engine generates wearable objects. The wearable object engine represents a digital design of a wearable object as toolpaths. In operation, the wearable object engine generates visual guidance that indicates a portion of the design based on the toolpaths, a configuration associated a nozzle of a fabrication device, and a configuration associated with a portion of a human body. The wearable object engine causes the visual guidance to be displayed on the portion of the human body. As the nozzle moves over the portion of the human body, the nozzle extrudes fabrication material that forms the portion of the wearable object directly on the portion of the human body. Advantageously, a designer may control the nozzle to fabricate the wearable object while receiving visual guidance based on the digital design.

Abstract: A novel process for creating porous structures via powder bed fusion additive manufacturing is provided. The process reduces the computational requirement for generation of the porous structure geometry and for processing the porous structure geometry to generate CNC code. The process provides reduced file size for CNC code and avoids large files which may exceed capacity of manufacturing machines. The process also significantly reduces the time required to sinter the porous structure on a powder bed fusion manufacturing machine.

Abstract: A bezel member, a control method thereof, and a bezel device are disclosed. The bezel member includes a bezel mechanism including a fixed part and a retractable part connected to the fixed part, a detecting mechanism configured to perform neighboring object presence detection for an end portion of the retractable part and generate a detection signal based on a detection result of the neighboring object presence detection, and a control mechanism configured to control the extension and retraction of the retractable part according to the detection signal.

Abstract: A method includes measuring a plurality of temperatures corresponding to a plurality of servers located in a data center, determining a subset of the plurality of servers as high-temperature servers based on the plurality of temperatures, and reassigning tasks from at least a portion of the subset of the plurality of servers to one or more other servers of the plurality of servers.

Abstract: A data acquisition system for dielectric analysis measurements, including a sensor interface configured to connect to one or more sensors located within an active machining zone of an industrial manufacturing machine, a module processor coupled to the sensor interface and configured to receive measurement values from one or more sensors connected to the sensor interface, a cloud interface coupled to the module processor, and a machine interface coupled to the module processor. The measurement values indicate physical properties of workpieces processed in the active machining zone of an industrial manufacturing machine. The cloud interface is configured to connect to cloud-based resources, and the machine interface is configured to connect to a controller of the industrial manufacturing machine.

Abstract: Embodiments of the present invention include a solid state storage device for reporting actual power consumption including an internal power metering unit, a memory including flash memory, one or more components comprising at least a controller and the memory, wherein the memory has stored thereon instructions that are configured to be executed by the controller, and one or more voltage rails connecting the power metering unit to the one or more components so that the power metering unit is capable of measuring power consumed by the one or more components of the storage device.

Abstract: Multiple versions of a process element in a process plant may run at the same time in different sub-systems of the plant such as configuration system, display system, and run time system. The ability to run multiple versions of process elements allows for more flexibility in production and reduces the time and costs in changes in product production. It is now possible to reduce auditing costs by performing an audit only on differences between versions instead of the entire process element.

Abstract: According to one embodiment, a method for generating a dynamic watering plan that reduces water consumption requirements for vegetation is disclosed. An example method includes estimating root depth of vegetation watered by a watering system; determining an allowed water depletion threshold of the vegetation based on the root depth; determining a training watering plan to increase the root depth of the vegetation over time based on the root depth and the allowed water depletion threshold; and transmitting the training watering plan to a flow controller for execution by the watering system.

Abstract: Techniques for providing improvements in agricultural science by optimizing irrigation treatment placements for testing are provided, including analyzing a plurality of digital images of a field to determine vegetation density changes in a sector of the field. The techniques proceed by comparing a distribution of pixel characteristics in the digital images for each field sector to determine sectors in which minimal density deviations are present. Instructions for irrigation placements and testing may be displayed or modified based on the results of the sector determinations.

Abstract: Systems and methods for providing irrigation water to a soil depth of a crop rootzone in a plurality of crop fields using a sensor network and soil moisture modeling are provided. In various embodiments methods include receiving data from a sensor network in a first crop field and determining a soil moisture model using data from the sensor network in the first field. Various embodiments further include determining a first field irrigation time using the soil moisture model, the first field irrigation time providing irrigation water to a soil depth of the crop rootzone above a Wilting Point (WP) and below a Field Capacity (FC) of soil in the first field, and applying the soil moisture model to a second field.

Abstract: A self-perturbing extremum-seeking controller for a plant that includes at least a static portion includes a processing circuit. The processing circuit is configured to obtain a value of a performance variable characterizing a performance of the plant. The processing circuit is configured to determine a sign of a gradient of the performance variable with respect to an input to the static portion of the plant. The processing circuit is configured to adjust a control input for the plant using the sign of the gradient, and provide the control input to the plant to affect the performance variable.

Abstract: An electronic device is described, including memory and a processor coupled to the memory. The processor is configured to receive center pivot irrigation system information corresponding to a center pivot irrigation system and to request map data. The processor is also configured to a user interface with a map of the center pivot irrigation system. The processor is further configured to receive an input via the user interface indicating an input point. The processor is additionally configured to render an alteration point marker at a first position, the alteration point marker representing an alteration point for the pivot, the alteration point corresponding to a first radial position of the pivot at which a change in operation of the pivot is set to occur. The processor is also configured to control the center pivot irrigation system to alter operation of the pivot at the first radial position.

Abstract: The present application discloses a control method for an HVAC system in a relatively large spatial place and the HVAC system. The HVAC system comprises an air handling unit, and the air handling unit is provided with a valve through which a fluid medium passes and a fan; and the method comprises: monitoring a return air temperature of air circulated back to the air handling unit; providing a return air temperature setpoint of the HVAC system; and performing decoupling adjustment on one of the fan and the valve, and then adjusting the other of the fan and the valve so that the return air temperature is close to the return air temperature setpoint. According to the present application, the HVAC system can operate in a steady and energy-saving way.