154results about How to "Improve intelligent control" patented technology

On the basis of the inverter-side current feedback control strategy, the invention presents a multi-inverter micro-grid harmonic resonance suppression method based on adaptive virtual impedance remodeling. The method includes a virtual impedance remodeling unit, a parameter adaptive adjustment unit and a grid impedance online detection unit. The virtual impedance remodeling unit can improve the output impedance characteristics of grid-connected inverters and inject certain damping components into a micro-grid. The parameter adaptive adjustment unit adaptively adjusts the control parameters ofthe virtual impedance remodeling unit and a current regulating controller according to the impedance parameters of the grid to maintain the stability of the system. The grid impedance online detectionunit provides the equivalent impedance of the grid as the input of the parameter adaptive adjustment unit. The method improves the characteristics of the current loop, and enables inverters to maintain stability under various grid impedance conditions. The method can solve the problems of complex control system, fixed control parameters and low efficiency of the regulation process in the existingmulti-inverter micro-grid system.

The invention discloses a control method and device for an air conditioner with a fresh air system. The method comprises the steps that carbon dioxide concentration and temperature information in the space where the air conditioner is located are obtained; and according to the obtained carbon dioxide concentration and temperature information, the fresh air volume of the fresh air system of the air conditioner is controlled. The control method and device solve the problems that in the prior art, an air conditioner with a fresh air system cannot meet the requirement of a user for comfort while fresh air is supplied; and intelligent control is improved, and the user experience degree is further improved.

The invention discloses a fuzzy control based air conditioner control method and device. The method comprises the following steps of: obtaining a target set temperature T set of an air conditioner and an external environment temperature T external of the air conditioner, and determining initial operation frequency F initial of a compressor of the air conditioner; obtaining an internal environment temperature T internal of the air conditioner, and calculating a difference value delta T between the internal environment temperature T interval of the air conditioner and the target set temperature T set of the air conditioner; judging whether a virtual temperature control condition is met or not according to the external environment temperature T external of the air conditioner; and if the virtual temperature control condition is not met, taking the difference value delta T as temperature difference between the internal environment temperature T internal of the air conditioner and the target set temperature T of the air conditioner, and regulating initial operation frequency F initial of the compressor of the air conditioner. The fuzzy control based air conditioner control method solves the problem that air conditioner fuzzy control in the prior art is not intelligent enough, and improves intelligent control of the air conditioner.

The invention discloses a family intelligent terminal system which employs the embedded technology. Functions of network access, control and video decoding are integrated in an Ethernet over Coax (EOC) head end so as to realize a home intelligent gateway, the control of each terminal can and bear functions of three nets fusion businesses, such as VOIP (voice over internet protocol), IPTV( internet protocol television) and the like. There are interfaces for home security. A plurality of wired and wireless accesses, family comprehensive information managements and a multimedia processing center are formed. Many services can be provided for consumers, such as entertainment, information and intelligent control for extensible household electrical appliances.

The invention discloses a LoRa wireless intelligent street lamp illumination control system, and the system employs the LoRa wireless technology based on 433/868/915MHz bands, the cloud technology and the big database technology for remote measurement and control, can achieve the independent control of each of street lamps with 1-4 heads, can carry out the electric energy metering and electricity prepayment control, carries out the grouped control of street lamps of different roads, can perform energy-saving operation for environment sensing, and carries out the fault detection, fault positioning and alarm in real time. The system can be widely used for an expressway, an ordinary highway and a road. The system can precisely achieve the control of the switching and light adjustment of each lamp, and also can carry out the grouped control. The system can intelligently carry out the turning-on, turning-off and light adjustment operations under the conditions of default parameters, and has the functions of fault alarm, fault positioning, management information pushing, environment sensing, electric energy statistics, electric charge prepayment, local equipment monitoring, remote equipment monitoring, and mobile equipment monitoring.

The invention discloses a control method and device for an air conditioner. The method comprises the steps of obtaining weather data acquired by a terminal device at an interval of first preset time, wherein a built-in weather plug-in and/or a third-party weather application used for acquiring the weather data is arranged in the terminal device; and according to the obtained weather data, adjusting a running state of the air conditioner. According to the control method and device, the problem in the prior art that an air conditioner needs to be manually set by a user and cannot be automatically adjusted according to an actual environment to meet actual demands of the user is solved, so that intelligentized control of the air conditioner is improved.

The invention discloses a control method and device of an air conditioner and the air conditioner. The method comprises the steps that the air temperature, the relative humidity, the air speed, the average radiation temperature, the human body metabolic rate corresponding to a user and the clothes thermal resistance corresponding to the user are obtained; the standard effective temperature currently output by the air conditioner is determined according to the air temperature, the relative humidity, the air speed, the average radiation temperature, the human body metabolic rate and the clothes thermal resistance; and the air conditioner is controlled according to the standard effective temperature. The current standard effective temperature of the air conditioner can be accurately determined, the air conditioner can be reasonably controlled according to the standard effective temperature, the indoor comfort degree is optimal, the comfort experience of a user can be improved, and humanized and intelligent control over the air conditioner is improved.

The utility model discloses a vertical driving power supply for a lamp a LED controller with Bluetooth, comprising a mobile terminal for issuing the manipulation instructions; and a control module with Bluetooth, which is wireless communicating with the mobile terminal, so that the manipulation instructions from the mobile terminal are converted to a control signal that is output; and a driving circuit connected to an output terminal of the control module with Bluetooth, controlling of turn on or off a control signal provided by the control module with Bluetooth. which can improve the intelligent control of the LED lights, and make the operation process more interesting.

The invention provides a method and device for displaying washability during washing and a dish washing machine. The device comprises a turbidity sensor, a controller and a displayer, wherein the turbidity sensor is formed in a dish washing machine water tank, the controller is connected with the turbidity sensor, and the displayer is connected with the controller; the turbidity sensor is used forcollecting feedback voltage of washing water during washing of the dish washing machine; the controller is used for acquiring the feedback voltage, acquiring current turbidity of the washing water according to the feedback voltage, determining current washability of tableware according to the current turbidity, acquiring a display parameter matched with the current washability and sending the display parameter to the displayer; and the displayer is used for displaying the washability of the tableware according to the display parameter. The method and device for displaying the washability during washing and the dish washing machine have the advantages that the washability of the tableware can be displayed during washing, so that a user can know the washing situation in the dish washing machine visually; and the problem that the tableware is not washed completely due to the fact that the user shuts downs the dish washing machine when not knowing the washing situation of the tableware issolved.

The invention discloses an air conditioner control method and device. The method comprises the steps that a triggered instruction for starting an intelligent control mode is answered, a first request is sent out through an internal network module of an air conditioner so as to obtain weather data representing the area where the air conditioner is located within the corresponding time; and according to the obtained weather data, a control strategy is generated so as to control running of the air conditioner. According to the air conditioner control method and device, the problem that in the prior art, a user needs to pay attention to weather information in real time and manually adjust the running mode of the air conditioner by himself or herself so as to cope with the weather change is solved, the intelligent control over the air conditioner is improved, and furthermore, the user experience degree is improved.

The embodiment of the invention discloses a data processing method and a data processing device. The method comprises the steps of detecting current environment data of a service terminal in real time, and acquiring a current running state of the service terminal; when the current environment data meets a preset detection condition, determining the current environment data and the current runningstate of the service terminal to be feedback information, and reporting the feedback information to a user terminal, thus allowing the user terminal to generate a control command related to the service terminal according to the feedback information; and recording a control command returned by the user terminal, and executing control operation corresponding to the control command. By using the method and the device provided by the invention, a control function can be enriched, intelligent control on the service terminal can be improved, and thus convenience of the service terminal is enhanced.

The invention provides a vehicle mounted smart antenna system. The vehicle mounted smart antenna system comprises a GNSS antenna module, a GNSS receiver and a low noise amplifier module; the output end of the GNSS antenna module is connected with the input end of the low noise amplifier module; and the input end of the GNSS receiver is connected with the output end of the low noise amplifier module. The GNSS antenna module is used for receiving one or more of a FM/AM signal, a 3G/4G signal and a GPS/Beidou signal and transmitting to the GNSS receiver as an antenna signal; the low noise amplifier module is used for amplifying the antenna signal of different frequency bands, so that the antenna signal can be demodulated and processed subsequently; and the GNSS receiver is used for modulatingand demodulating the received antenna signal to obtain a modulation and demodulation signal, and confirming to send the modulation and demodulation signals corresponding to one or more of the FM/AM signal, the 3G/4G signal and the GPS/Beidou signal according to the instruction received by the CAN bus. The vehicle mounted smart antenna system can improve the smart control and user experience of the vehicle mounted antenna, and reduce the cost of equipment.

The invention discloses a backup power supply system for rail transit. The backup power supply system comprises a lithium battery pack, a battery management system (BMS), a limit protection relay and a vehicle-mounted charger, wherein the BMS and the limit protection relay are respectively connected with the lithium battery pack; the vehicle-mounted charger is connected with the BMS and the limit protection relay; the BMS is also connected with the limit protection relay and is used for performing unified management and maintenance on the lithium battery pack; the vehicle-mounted charger is used for charging the lithium battery pack by the limit protection relay; the limit protection relay is used for protecting the lithium battery pack under the limit condition, wherein the limit condition is that the lithium battery pack is positioned in an overcharging or over-discharging state. According to the backup power supply system disclosed by the invention, the lithium battery pack is used to replace the original nickel-cadmium storage battery, so light weight and no pollution of the storage battery are realized; besides, due to adoption of the BMS with a specified structure, the reliability and the safety of the power supply system are improved.

The invention discloses a controlling method and apparatus for positioning and searching a mobile terminal. The method includes the steps of monitoring to obtain the time when the received audio signals satisfy preset matching conditions, starting a first process for positioning and searching, and positioning and searching for the mobile terminal through the reminding signals emitted from the signal output port provided by the first process. The method and apparatus solve the problem that in the prior art, positioning and searching a cell phone has to use another cell phone, rapid positioning of a cell phone, when the cell phone can not be found, is achieved. Further, the cell phone safety and smart control are improved.

The invention discloses a control method and device for an air conditioner, an infrared humidifier as well as the air conditioner. The air conditioner comprises an infrared device. The infrared device comprises a water storage disk and a heating light source, and is used for heating the water storage disk through the heating light source. The control method comprises the following steps of obtaining an actual temperature value T of a room where the air conditioner is arranged; comparing the actual temperature value T of the room with a preset first temperature value T; and controlling the operation process of the infrared device according to the comparison result of the actual temperature value T and the preset first temperature value T so as to control the temperature and/or the humidity of the room where the air conditioner is arranged. The problem that in the prior art, when an air conditioner is used for humidifying, frequent manual switching from the humidifying mode to the heating mode is needed, so that the air conditioner is not intelligent is solved, intelligent control of the air conditioner is improved, and furthermore, the user experience is improved.

The invention discloses a detection system and method for abnormal sound of a device. The system comprises a sound collection module, a sound conversion module, a sound analysis module and an abnormalsound early warning module which are sequentially connected, the sound collection module is used for collection of the operation sound when a device is electrified, the sound conversion module is used for converting the collected sound to a spectrogram and a noise decibel value, the sound analysis module is used for comparing the spectrogram of the collected sound and a normal frequency spectrumand comparing the decibel value of the collected sound and the noise decibel, and the abnormal sound early warning module is used for emitting alarm signals. The system detects different-dimension indexes of the device to ensure the detection accuracy.

The invention relates to the field of medical instruments, and discloses a quality control product shaking-up device. The device includes a rack, and a storage tray is arranged on the rack. A groove for placing a quality control product and a fixing piece for fixing the quality control product are arranged on the storage tray. The rack is provided with a first driving mechanism used for driving the storage tray to rotate. The first driving mechanism comprises a telescopic rod, the telescopic rod comprises an inner rod and an outer rod, one end of the inner rod is connected into the outer rod through a key groove to enable the inner rod to rotate with the outer rod and slide relative to the outer rod, and the other end of the inner rod is coaxially and fixedly connected with the storage tray. A first driving piece for driving the outer rod to rotate and a second driving piece for driving the inner rod to slide back and forth are arranged on the rack. The invention can solve the problemsof long time consumption, low efficiency and incapability of meeting the use requirements due to the adoption of a one-way rotation mode in the conventional blending instrument.

The invention discloses a multifunctional faucet for a water purifier. The faucet comprises three parts which are an operating display module, a water purifier module and a faucet module respectively. By the adoption of the water purifier, the defect that a traditional water purifier faucet only has the single mechanical switch function is completely overcome, the advocating intelligent control function of modern household appliances is added, namely, the operating display module with the human-computer interaction function is additionally arranged, an existing water purifier module can be wirelessly and remotely controlled through a key module, the working state of the water purifier module can be displayed through a display screen, and the functions of the faucet for the water purifier are greatly enriched.

The invention discloses a method and device for controlling an air conditioner on a vehicle. The method comprises the steps of: obtaining the demand operation parameters of each passenger on the vehicle for the air conditioner and the feature information of each passenger; for each passenger, acquiring a demand proportion coefficient corresponding to the passenger according to the feature information; according to the demand proportion coefficients and the demand operation parameters of all the passengers, target operation parameters of the air conditioner are obtained; and controlling the airconditioner according to the target operation parameters. According to the method, adjustment can be carried out according to the demand proportion coefficients and the demand operation parameters ofthe passengers, so that the demand of the passengers can be met, and therefore, the comfort of the vehicle can be improved, and intelligent and user-friendly control over the air conditioner of the vehicle can be improved.