102 results about "External variable" patented technology

A method for diagnostically evaluating energy consumption of a facility includes receiving energy consumption data associated with the facility, generating facility data associated with the facility, and receiving external variable data associated with the facility corresponding to the energy consumption data. The method also includes generating a first energy consumption model for the facility using the facility data, the energy consumption data, and the external variable data. The first energy consumption model corresponds to actual energy consumption of the facility. The method further includes generating a second energy consumption model for the facility using the facility data and the external variable data. The second energy consumption model corresponds to expected energy consumption of the facility. The method also includes diagnostically evaluating the energy consumption of the facility using the first and second energy consumption models.

A method for remote energy consumption system retrofit identification for a facility includes receiving energy consumption data associated with the facility, generating facility data associated with the facility, and receiving external variable data associated with the facility corresponding to the energy consumption data. The method also includes generating a first energy consumption model based on the facility data, the energy consumption data, and the external variable data. The method also includes generating a second energy consumption model based on the facility data and the external variable data. The method further includes determining energy consumption efficiency for the facility using the first and second energy consumption models and identifying a retrofit of an energy consumption system of the facility based on the energy consumption efficiency.

A system for remote energy consumption system identification of a facility includes a processor, and a memory coupled to the processor. The system also includes an energy consumption database accessible by the processor. The energy consumption database includes aggregated energy consumption data associated with the facility. The system also includes a facility database accessible by the processor. The facility database includes facility data associated with the facility. The system further includes an external variable database accessible by the processor. The external variable database includes external variable data corresponding to the energy consumption data. The system also includes an analysis engine residing in the memory and executable by the processor. The analysis engine is operable to generate disaggregated energy consumption data using the aggregated energy consumption data, the facility data, and the external variable data, and identify an energy consumption system of the facility using the disaggregated energy consumption data.

A user-programmable audio alert system, device, and method includes an audio alert created by a user and programmed into a device, such as a wireless telephone. A user programs and stores in the device a data structure relating an audio alert triggering event to the audio alert. When the device detects an occurrence of the particular audio alert triggering event, the device emits the audio alert related to the triggering event. As such, users are able to customize audio alerts that are easily recognizable and that are associated with a particular event, or signal. Audio alerts can be programmed using different devices and in various formats and can be transmitted to other devices. An audio alert triggering event can modulate an audio alert according to an external variable.

A resonant power converter system includes an output load and a rectifier stage that provides a DC output voltage to the output load from an AC intermediate voltage. The resonant power converter system also includes a resonant inverter stage that provides the AC intermediate voltage from a DC input voltage, wherein an inverter gain is controlled by switching between full-bridge and half-bridge topologies based on an external variable of the resonant power converter system. The resonant power converter system further includes a controller that controls the resonant power converter system. Additionally, a method of operating a power converter includes rectifying an AC intermediate voltage to provide a DC output voltage and providing the AC intermediate voltage by inverting a DC input voltage, wherein an inversion gain of the AC intermediate voltage is controlled by switching between full-bridge and half-bridge inversion topologies based on an external variable.

Systems and methods to control the movement of one or more pistons in a pumping chamber. The systems and methods may include a sensor to sense an external variable provide an output signal. The systems and methods may also include a microprocessor configured to receive the output signal from the sensor and to change an operating parameter of the pump in response to the output signal.

The invention relates to a traffic flow prediction method based on a multivariable grey model time sequence. The method comprises the following steps: inputting collected observation station traffic flow, related external variable data and observation station information data; performing data preprocessing on the input data; inputting the data subjected to data preprocessing into a multivariable time sequence fusion prediction model based on data decomposition and a multivariable time sequence fusion prediction model based on result weighting for prediction; and comparing the predicted value with the actual value, and outputting a final result. The traffic flow of the expressway is predicted through fusion of multiple multivariable time sequence prediction models, the prediction precisionis improved, and through application to the expressway in the traffic field, the traffic management department can be helped to improve the intelligent management level, and the operation cost is reduced; through the display of the application demonstration system, data support can be visually provided for managers so as to make corresponding decisions in time and implement the decisions.

The invention discloses a query method for configurable information based on information system, comprising the following steps: receiving the user input checking configuration information, and generating the data configuration file, wherein the data configuration file comprises condition judging expression, query operational character, name of query field, type of query field, and external variable for receiving and storing query field value; analyzing the data configuration file, and generating the data queried query words; and dispatching the data source to query the words and return the query result. The invention improves the query efficiency and maintainability based on information system, and can support the query in file data manner, thereby reducing the technique difficulty of software information query; and the daily development can quickly respond to the customer demand, thereby improving the working efficiency, and greatly shortening time and reducing implementation cost.

A light-emitting device, electrically connected to an external variable voltage source, includes a plurality of light-emitting modules sequentially electrically connected in series and electrically connected to the external variable voltage source. Each light-emitting module has at least one light-emitting unit, a first connection terminal and a second connection terminal. At least one of the light-emitting modules has a control unit and a bypass unit electrically connected to the light-emitting unit. The second connection terminal of the light-emitting module having the bypass unit and the control unit is electrically connected to the first connection terminal of the other light-emitting module and serves as a detection terminal. The control unit detects a voltage of the detection terminal and accordingly controls the bypass unit to adjust a current flowing through the light-emitting unit.

The present invention provides a method and apparatus for correction of machine disturbances for run-to-run control of semiconductor device manufacturing processes. At least one external variable is identified. How the external variable impacts a semiconductor device manufacturing process is determined. A determination whether the impact of the external variable causes an appreciable impact on the semiconductor device manufacturing process is made. At least one control parameter of the semiconductor device manufacturing process is adjusted in response to the determination that the impact of the external variable causes an appreciable impact on the semiconductor device manufacturing process.

The invention discloses a multi-section type convexity regulating and controlling roller with an internal cooling mechanism. A plurality of annular grooves are formed in the surface of a core roller at equal intervals, and annular groove sealing rings matched with the annular grooves are arranged. Two axial water channel holes which are symmetrically formed at 180 degrees are formed in one side ofthe core roller in the axial direction. Two symmetric radial through holes are formed between each annular groove and the corresponding axial water channel hole. The water channels can effectively improve the convexity heat balance rate caused by heat, and the convexity regulating and controlling rate of the roller is increased. A disc type electromagnetic bar is arranged in a central axial through hole of the core roll and is located in the centers of the annular grooves of two core rollers. A flat spiral coil is connected with a slip ring, and then is connected with an external variable-frequency power supply and a cooler. An external signal line of a temperature sensor is connected with the slip ring and then connected to a temperature control module. The model is high in flexible regulating and controlling capability, the regulating and controlling range is wide, and a high-order roller type curve which is stable in roller type and continuously variable can be formed.

The invention discloses a combined cyclone separation / collection device and a method for separating and collecting pollen based on the device. The device comprises a cylindrical settling chamber and a double-cylinder cyclone. The cylindrical settling chamber is down communicated with an umbrella-type taker. The sidewalls of the top of the cylindrical settling chamber are communicated with the outer cylinder of the cyclone. An air duct is arranged outside the cylindrical settling chamber, and is communicated with the cylindrical settling chamber and the inner cylinder of the cyclone, respectively. Besides, the air duct is connected to an external variable frequency fan. A cylinder screen, a reflecting cone and a three-way air blowback pipe are arranged in the inner space of the cylindrical settling chamber. The rotating central shaft of the reflecting cone rotates through connection with an external variable speed motor. A stripper plate and a discharge chute are arranged on the bottom of the cylindrical settling chamber. Furthermore, a pollen collecting chamber is arranged on the bottom of the double-cylinder cyclone. The method comprises the following steps of: suctioning dust-containing pollen by means of an airflow, and filtering the dust-containing pollen; performing separation in the cylindrical settling chamber; and collecting the pollen in the cyclone, and purifying the dust-containing airflow for recycling. The device and the method of the invention are capable of effectively improving the pollen separation / extraction efficiency and preventing dispersion of pollen, and suitable for being popularized and used.

Techniques for determining situational patterns of use of computing systems are disclosed. A situational pattern of use can be determined based on the situations encountered by the computing system as the situations occur without having to predefine a set of situations. Generally, a situation can be determined and / or defined based on the context of use of the computing system when the use occurs. The context of use can, for example, be determined based on internal and external variables including the physical environment where a device is used and biological data associated with a person who uses the device. The state of use of the computing system can, for example, be determined based on the state (or status) of one or more components of the computing system (e.g., the state of one or more active applications that are being used by person). Similar to the context of use, the state of use can be determined as the use occurs without having to predefine potential uses of the computing system (e.g., there is no need to predefine or know the applications that will be used on a device). Moreover, the state of use can be connected to context of use defining a situation in which the state of use has occurred to allow determining a pattern of use of the computing system at least based on the association of the state of use with the situation effectively defined by the contextual usage data which can be obtained as and when the use occurs.

The invention discloses a mathematical modeling method for a harmonic region of a large photovoltaic power station. Factors such as a photovoltaic array, MPPT (maximum power point tracking), an inverter and a control system thereof, an output filter, a station load, a reactive power compensation device and a power transmission line are considered. Illumination, the temperature of a photovoltaic panel and the switching frequency of the inverter serve as external variables, and the output voltage of a photovoltaic power generation system and the like is equalized into a harmonic voltage source indicated by the external variables. A model built by the method can represent change of harmonic characteristics when the external variables are changed, can also represent parallel resonance of the station reactive power compensation device, distributed capacitance of the power transmission line and line impedance for harmonic current, and can further be directly applied to research of feasibility analysis and harmonic estimation of a large photovoltaic power station, design of power quality management equipment of the photovoltaic power station and the like.

A user-programmable audio alert system, device, and method includes an audio alert created by a user and programmed into a device, such as a wireless telephone. A user programs and stores in the device a data structure relating an audio alert triggering event to the audio alert. When the device detects an occurrence of the particular audio alert triggering event, the device emits the audio alert related to the triggering event. As such, users are able to customize audio alerts that are easily recognizable and that are associated with a particular event, or signal. Audio alerts can be programmed using different devices and in various formats and can be transmitted to other devices. An audio alert triggering event can modulate an audio alert according to an external variable.

The invention discloses an amplitude phase calibration method used for a multi-channel millimeter-wave radar. According to the invention, measurement and calibration of four parameters including channel amplitude and phase error of a plurality of transceiving channels working in a transmission mode and channel amplitude and phase errors of the transceiving channels working in a receiving mode canbe implemented through inserting a calibration network constructed based on a six-port receiver, a coupler and a multi-channel switch and the like between a prior transceiving channel of a radar device and a multi-channel antenna and no external variable frequency calibration channel needs to be introduced. The method provided by the invention has a characteristic of real time calibration.

The present invention relates to an equipment and a method for examining, diagnosing or aiding the diagnosis and therapy of functional vision problems formed by an apparatus including respective functional, assemblies (2) intended to be placed in front, of the user's eyes, each functional assembly (2) comprising a display screen (5), lens elements (6) focusing images of the display screen (5) at required distances, an image capturing camera (7) and light, projecting sources (8), which functional assemblies (2) are connected with an electronic unit (10) with which a computer (11), an external variable detection system (12-13), an audio communication system (14-15) and a control element (16) are in turn connected, for determining functional vision problems and performing exercises for correcting said problems.

The present invention relates to methods, devices, systems, and non-transitory process-readable storage media for a computing device to use machine learning to dynamically configure an application and / or complex algorithms associated with the application. An aspect method performed by a processor of the computing device may include operations for performing an application that calls a library function associated with a complex algorithm, obtaining signals indicating user responses to performance of the application, determining whether a user tolerates the performance of the application based on the obtained signals indicating the user responses, adjusting a configuration of the application to improve a subsequent performance of the application in response to determining the user does not tolerate the performance of the application, and storing data indicating the user responses to the performance of the application and other external variables for use in subsequent evaluations of user inputs.

Power management method and system for an unmanned air vehicle, wherein the unmanned air vehicle comprises a plurality of power demanding subsystems and a plurality of power sources. The invention establishes mission oriented fixed parameters. A fuzzy logic power management unit, comprised in the system, automatically calculates and assigns priorities for delivering power to the subsystems. It also automatically calculates and assigns amounts of power delivered to each subsystem and automatically decides which of the power sources to deliver power to which subsystem. The fuzzy logic power management system calculates and assigns the priorities and loads in function of a plurality of internal variables, external variables and the mission oriented fixed parameters.

The invention discloses a non-contact revocable palm print bimodal authentication method. A non-contact device is used for collection a palm print. Point set operation is adopted for preprocessing. A Gabor filter is adopted for extracting texture features. Random projection and quantization are conducted on the texture features and a random matrix with the participation of external variable parameters. A revocable template of a 2DPalmHash code is generated, and the generation direction of the revocable template is optimized according to a low correlation policy. During registration, the template of the bimodal 2DPalmHash code is stored in a database; during authentication, the template is extracted from the database and contrasted with authentication templates one by one, fractional order integration is conducted, and revocable palm print authentication is realized. According to the non-contact revocable palm print bimodal authentication method, the accuracy of the template is improved as the point set operation is adopted; the revocable template is given updating capacity; the feature template is optimized according to a proper strategy, and authentication precision is improved without increasing time and space complexity.

A resonant power converter system includes an output load and a rectifier stage that provides a DC output voltage to the output load from an AC intermediate voltage. The resonant power converter system also includes a resonant inverter stage that provides the AC intermediate voltage from a DC input voltage, wherein an inverter gain is controlled by switching between full-bridge and half-bridge topologies based on an external variable of the resonant power converter system. The resonant power converter system further includes a controller that controls the resonant power converter system. Additionally, a method of operating a power converter includes rectifying an AC intermediate voltage to provide a DC output voltage and providing the AC intermediate voltage by inverting a DC input voltage, wherein an inversion gain of the AC intermediate voltage is controlled by switching between full-bridge and half-bridge inversion topologies based on an external variable.

The present disclosure provides a computing device being configured to execute a configuration software tool for providing a plurality of function blocks and connections between function blocks in a visual representation of configuration data of an intelligent electronic device, wherein each function block is for executing a function in the intelligent electronic device. The configuration tool comprises computer-executable instructions for retrieving hardware configuration data relating to external variables created by second configuration software, and for causing the computer to generate a visual representation having the plurality of function blocks and said hardware configuration data. The present disclosure also provides a configuration system of an intelligent electronic device for power transmission and distribution.

A gas turbine combustor includes a combustor liner enclosing a combustion chamber; at least one fuel nozzle arranged to provide fuel to the combustion chamber; a flow sleeve surrounding the combustor liner forming a passage radially between the combustor liner and the flow sleeve for supplying air to the combustion chamber, the flow sleeve configured to permit air to flow substantially axially into the passage via a substantially annular flow sleeve inlet. A downstream end of the flow sleeve is formed to include an annular manifold provided with plural outlets about a circumference of the downstream end of the flow sleeve and adapted to supply supplemental air from an external variable air source substantially radially into the passage to thereby maintain axial air flow boundary layer attachment at the flow sleeve inlet.

The invention discloses a singlechip based control device for constant-pressure atomization of a pipeline. The device comprises a leakage switch, a transducer, a singlechip, a pressure transmitter, a first signal conditioning circuit, a second signal conditioning circuit, a first auxiliary power supply and a second auxiliary power supply, wherein the power supply end of the leakage switch is connected with a three-phase power supply, while the load end is connected with the transducer; the transducer is used for driving an external variable frequency motor and a water pump to make mechanical motion; a water outlet end of the water pump is connected with a liquor piping; the pressure transmitter is used for detecting the pressure of a liquor in the liquor piping; the pressure transmitter is connected with the singlechip through the first signal conditioning circuit; the singlechip is connected with an analog control end of the transducer through the second signal conditioning circuit, and is also connected with the first auxiliary power supply; and the pressure transmitter is also connected with the second auxiliary power supply. The control device can control the pressure of the liquor piping in time and avoid pesticide waste.

A light-emitting device, electrically connected to an external variable voltage source, includes a plurality of light-emitting modules sequentially electrically connected in series and electrically connected to the external variable voltage source. Each light-emitting module has at least one light-emitting unit, a first connection terminal and a second connection terminal. At least one of the light-emitting modules has a control unit and a bypass unit electrically connected to the light-emitting unit. The second connection terminal of the light-emitting module having the bypass unit and the control unit is electrically connected to the first connection terminal of the other light-emitting module and serves as a detection terminal. The control unit detects a voltage of the detection terminal and accordingly controls the bypass unit to adjust a current flowing through the light-emitting unit.

The invention discloses a soft measuring method of key parameters in an edible mushroom fermenting process based on an improved CS-BPNN. The method includes steps of analyzing a technical mechanism ofthe edible mushroom fermenting process, and selecting a proper external variable to apply an assistant variable selection algorithm based on discrete PSO to select the most suitable external variableas the assistant variable of the soft measuring model; building up a training sample database according to history tank batch data, and performing normalization processing on it; then designing a BPneutral network model, and optimizing weight value and threshold value of the neutral network by means of an improved cuckoo algorithm; training the optimized neutral network, and forecasting the hypha biomass by the optimized model. By adopting the improved cuckoo algorithm, the BP neutral network is optimized; compared with the standard CS-BP neutral network method, the rate of convergence and local search ability are greatly promoted, the real-time online accurate forecasting of the key variables in the edible mushroom fermenting process is realized; the soft measuring method is significantto the parameter detection and optimal control of the mushroom fermenting process.

The invention discloses a power-factor correction method. The power-factor correction method comprises the steps that input currents iin and output voltages Vdc are sampled; input voltages Vin are estimated according to the input currents iin and the output voltages Vdc; electric current loop control is carried out, and the waveform phase of the input currents iin is made to follow the waveform phase of the input voltages Vin; voltage loop control is carried out, the reference quantity of the input currents iin is provided for the electric current loop control, and the output voltages Vdc are made to be stable. According to the power-factor correction method, the input currents and the output voltages of a switching power supply are used as the external variable measured values of a state observer, the input voltages of the switching power supply are obtained by adopting the state observer in an estimation mode, the input voltages do not need to be collected, the collecting quantity is reduced, and errors are avoided. In addition, the input voltages are obtained through the state observer in an estimation mode, and the situation that when the input voltages are collected, power-factor correction accuracy is lowered due to system errors generated by a sampling circuit is avoided.

The invention discloses a static analysis method based on symbolic function abstracts. The method includes the steps that an RSTVL model is utilized to describe the storage state of variables of nodes of a control flow diagram of a current function; when the current node of the function is determined as a non-final node and functions which can be called exist in the current node, the function abstracts of the functions called by the current function are instantiated, and variables affected by call of the functions and in the current function are updated; when the current node of the function is determined as a final node and the current function has a function return value, a symbol expression of the function return value is acquired, the variables of which the storage state changes are found out, and symbol expressions of the variables of which the storage state changes are acquired; the symbol expressions of the function return value and the symbol expressions of external variables in the variables of which the storage state changes are added to the function abstracts of the current function. The invention further discloses a static analysis system based on the symbolic function abstracts. By the adoption of the technical scheme, static analysis accuracy and efficiency can be effectively improved.

The invention discloses an industrial man-machine interface variable access method. The method comprises the following steps: selecting a current monitoring picture and displaying the current monitoring picture; extracting external variable access frequency parameters relative to the picture objects respectively in the current monitoring picture, visiting external variable regions corresponding to the picture objects respectively according to the external variable access frequency parameters and extracting relevant external variable values; storing the external variable values in a cache memory; and extracting an external variable value of the cache memory and updating the picture display of the monitoring picture in real time according to the external variable value. Accordingly, the invention also discloses an industrial man-machine interface variable access system. By adopting the technical proposals, the network resource is saved and the communication efficiency is increased.