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Controlled Variable

Controlled Variable-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Heating, ventilation, and air conditioning system controller
Honeywell International Inc.
July 26, 2018 - N°20180209676

Heating, ventilation, and air conditioning (hvac) controllers are described herein. One method includes receiving an approximate relationship between each of a number of controlled and manipulated variables of an hvac system, designating one of the number of controlled variables as a primary controlled variable, determining operating parameters for each of the number of manipulated variables that maintain the primary controlled ...
Control device
Toyota Jidosha Kabushiki Kaisha
June 28, 2018 - N°20180181090

This control device is configured to, based on a premise that an operating condition of a plant is a specific operating condition that is defined in advance, search for a virtual current value of a controlled variable for ensuring that a specific state quantity does not conflict with a constraint in the future using a prediction model, set the virtual ...
Closed loop and/or open loop control method for an electropneumatic field device
Samson Aktiengesellschaft
June 28, 2018 - N°20180180069

In a closed loop control method for an electropneumatic field device, an electronic target value input of a command variable corresponding to a target value of a control center is received by the open loop and/or closed loop control electronics, an electronic output for a manipulating variable to pilot the electropneumatic converter is generated by the open loop and/...
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Reducing externally variable displacement compressor (evdc) start-up delay
Ford Global Technologies, Llc
June 07, 2018 - N°20180154737

An externally-controlled variable displacement compressor (evdc) cold-start method is described including, during an evdc cold-start procedure, iteratively alternating an amount of a control current supplied to an electronic control valve (ecv) associated with the evdc between no control current and a full control current. Systems for implementing the described method are provided..
System and method for superior performance with respect to best performance values in model predictive ...
Shell Oil Company
May 31, 2018 - N°20180150037

Model predictive control is used to obtain the best performance value for an objective in a dynamic environment. One or more best performance values for a model predictive application are obtained by utilizing asymmetric dynamic behavior that pushes the process to the edges of the operative window.
Digitally controlled variable stiffness ski, snowboard, and boots system
May 31, 2018 - N°20180147476

A system, method and apparatus for a digitally controlled variable stiffness item of athletic equipment, such as a ski, snowboard, and boots. A core of thermally responsive metal alloy, such as nitinol is disposed within the athletic equipment.
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Control of a metal-cutting machining process by means of p-controller and a load-dependent control factor
Zf Friedrichshafen Ag
May 17, 2018 - N°20180133917

A method for controlling a cutting machining process on a machine tool by a p-controller that changes a controlled variable u(t) affecting the cutting machining process based on a control deviation e(t) between a control quantity y(t) and a guide quantity w(t). To improve the control, the control factor (k) of the p-controller is variable and ...
Method and controller for controlling a continuous process
Woodside Energy Technologies Pty Ltd
May 10, 2018 - N°20180128543

A method and controller compensates control variables of a continuous process prior to the control variables being input to the controller/control matrix to at least partially mask the effect of a selected disturbance or a manipulated variable on that controlled variable to the controller. The controlled variable(s) has been chosen to be an inference of a desired underlying ...
Steering control device
Jtekt Corporation
April 05, 2018 - N°20180093701

A steering control device includes a controller configured to execute turning processing of controlling a controlled variable to a command value corresponding to an operation of a steering wheel by controlling a turning-side actuator in a cutoff state, the controlled variable being at least one of a turning angle of the steered wheels and a turning angle rate that is ...
Pullable clock oscillator
Texas Instruments Incorporated
March 29, 2018 - N°20180091095

A clock oscillator includes with a pullable baw oscillator to generate an output signal with a target frequency. The baw oscillator is based on a baw resonator and voltage-controlled variable load capacitance, responsive to a capacitance control signal to provide a selectable load capacitance.
Data-oriented feedback controller and data-oriented feedback control method
Hiroshima University
March 01, 2018 - N°20180055403

A data-oriented feedback controller disclosed herein allows the user to wear or use a device under control comfortably, and includes: a device under control for determining a controlled variable θ(t) with respect to a human being in accordance with an input manipulated variable u(t); a primary controller for determining the manipulated variable u(t) based on an ...
Actuator controlled variable flow area stator for flow splitting in down-hole tools
Halliburton Energy Services, Inc.
February 08, 2018 - N°20180038164

Systems and methods divide flow in a wellbore into a plurality of flow paths. A first one of the flow paths extends to a down-hole turbine that is responsive to fluid flow to provide rotational motion to an electric generator or other down-hole tool.
Modifying text appearance and display properties to improve reading efficiency
February 01, 2018 - N°20180033329

A method is disclosed where modified text, text display, and rate are performed to make reading more efficient including speed, comprehension, and retention. The text is displayed at a reader-controlled variable rate, in logical lines, emphasizing nouns and verbs vs.
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Control apparatus for rotary electric machine
Denso Corporation
January 11, 2018 - N°20180013369

In a control apparatus for a rotary electric machine, a first manipulation unit manipulates, as control for a predetermined first region with respect to the controlled variable, a voltage phase of a voltage vector applied to an armature winding while controlling a field current to cause a deviation between an amplitude of an induced voltage and an amplitude of a ...
Method and device for operating a pump
Avl List Gmbh
November 23, 2017 - N°20170335841

The invention relates to a method and to a device for calibrating a pump (1) provided in a pump line (6), the device comprising an actuator (2) for setting the pumping capacity of the pump (1), and a control unit (3). The device comprises a flow monitor (4) in the fuel line (6).
Eyewear with variable optical characteristics
November 02, 2017 - N°20170315384

Embodiments disclosed herein include eyewear that provides controlled variable light attenuation and color enhancement based on an input received from a user, a sensor and/or a signal from a control circuit. In some embodiments, the eyewear includes an optical filter system with two or more defined filter states that are adapted to improve color vision in different environments.
Poe controlled light fixtures with incorporated poe controlled variable conditioned air vents
Innovative Lighting, Llc
October 26, 2017 - N°20170307242

A luminaire for lighting and for distribution of conditioned air within a space includes a housing having a lighting element, a duct opening, and at least one air vent coupled to the duct opening. The at least one air vent is configured to deliver conditioned air to the space.
Condition-based powertrain control system
Honeywell International Inc.
October 26, 2017 - N°20170306871

A system and approach for development of setpoints for a controller of a powertrain system. The controller may be parameterized as a function of setpoints to provide performance variables that are considered acceptable by a user or operator for current operating conditions of the engine or powertrain.
Fuel cell system and control method thereof
Hyundai Motor Company
October 26, 2017 - N°20170305295

A fuel cell system and method of controlling the fuel cell system are provided. The fuel cell system includes a fuel cell stack that is configured to receive fuel, and generate electric energy and a fuel supply valve that is configured to adjust pressure of fuel that is supplied to the fuel cell stack.
Driving system and driving method, and exposure apparatus and exposure method
Nikon Corporation
October 12, 2017 - N°20170293234

A synthetic controlled variable is obtained by obtaining a synthetic quantity using measurement results of a first and a second measuring instruments and corresponding gains (or transfer function) and synthesizing the synthetic quantity and one of the measurement results of the first and the second measuring instruments, respectively, via a high pass filter and a low pass filter. A feedback ...
Industrial system with synthetically commutated variable displacement fluid working machine
Artemis Intelligent Power Limited
October 05, 2017 - N°20170284388

An injection moulding system, water jet cutting machine or other industrial system has a synthetically controlled variable displacement fluid working machine which outputs hydraulic fluid to one or more fluid consumers, such as rams or hydraulic motors, through hydraulically stiff fluid retaining volumes and receives hydraulic fluid back from one or more fluid consumers through the same or other said ...
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