121results about How to "Strong control function" patented technology

Mechanisms for a control knob or other interface device providing additional degrees of freedom for the knob. One embodiment provides a rotatable knob moveable also in lateral plane approximately perpendicular to the axis of rotation. A mechanism providing the lateral motion can include agate member and a plunger member that engages grooves in the gate member. A rotational sensor detects a rotational position and a lateral sensor can detect a lateral position of the knob. Another embodiment provides an actuator that includes a shaft that is coaxial with the axis of rotation and which can be moved linearly along the axis of rotation with respect to actuator housing to accommodate linear motion of the knob. In another embodiment, a gear assembly including two interlocked gears is provided to transmit rotational motion from the knob to the sensor, and the interlocked gears translate with respect to each other when the knob is translate along the rotational axis.

The present invention provides a control knob on a device that allows a user to control functions of the device. In one embodiment, the knob is rotatable in a rotary degree of freedom and moveable in at least one transverse direction approximately perpendicular to the axis. An actuator is coupled to the knob to output a force in the rotary degree of freedom about the axis, thus providing force feedback. In a different embodiment, the knob is provided with force feedback in a rotary degree of freedom about an axis and is also moveable in a linear degree of freedom approximately parallel to the axis, allowing the knob to be pushed and/or pulled by the user. The device controlled by the knob can be a variety of types of devices, such as an audio device, video device, etc. The device can also include a display providing an image updated in response to manipulation of the knob. Detent forces can be provided for the knob by overlapping and adjusting ranges of closely-spaced detents in the rotary degree of freedom of the knob.

The invention relates to a compressed transmission server of multipath audio and video, comprising an audio encoder/decoder, a video encoder/decoder, a digital signal processor (DSP), an ARM micro-processor, an Ethernet port, a serial port, a hard disk interface, a power circuit, an external microphone, a camera and a tripod head. Independent DSP chip and ARM chip are adopted to assemble a DSP+ ARM framework on a board; the tripod head is controlled by the ARM micro-processor through the serial port so as to realize the rotation and zoom of the camera, the audio and video analog signals are collected on-site in real time and are sent to the digital signal processor after an A/D conversion carried out by the audio and video decoder, and then a compressed encoding is carried out; the video signal is compressed by H.264 arithmetic, the audio signal is compressed by G.264 arithmetic, the code stream data is read by a HPI interface of the digital signal processor, and local hard disk storage and network transmission are carried out, thus realizing the real-time control of the on-site audio and video. The server has strong control and network function, good flexibility, extensibility and upgradeability.

The invention provides a remote information issuing and monitoring system based on a wide area network and a control method thereof. As the wide area network remotely controls (a local area network or the wide area network) to issue caution, publicity, rebroadcasting and other information, such as display text, characters and graphics, video, and the like according to user instructions, the system can realize that remote broadcasting control, field monitoring and playing content feedback are carried out on a display screen at any online websites, can provide real-time display situations of all websites for user viewing; and the invention greatly reduces the manufacturing, operation and maintenance cost of system hardware, has simple management and convenient use, is a new-generation LED networking multimedia control playing system management tool and can be widely applied to display and issue various media information at the real time.

The invention belongs to an environment-friendly intelligence appliance multi-purpose remote controller. Based on infrared technology of the existing remote controller of a TV, an STB (Set Top Box), an air conditioner, a refrigerator and a microwave oven, the appearance hardware of the existing remote controller is integrated and remolded, and a memory inside a chip of the remote controller is expanded. Codes of all remote controllers of appliances in the market are numbered (a uniform code table is complied) according brands and models of the appliances. The codes are stored and written into a control chip inside the intelligent remote controller. When the remote controller is used, remote control buttons are pressed to find corresponding codes by searching the different corresponding code tables, so that infrared control signals are started, evoked and emitted. After receiving the infrared control signals, an appliance infrared receiving window demodulates and decodes the signals, and restores a remote control command to inlayed appliance control chips. The appliance receives the remote control command and executes corresponding functional control. The remote controller transforms single control modes of the existing remote controller into multiple control modes.

The invention relates to an LABVIEW-based variable frequency water treatment control system, comprising a software control part and variable frequency water treatment control equipment, wherein the software control part comprises the LABVIEW procedure and the single chip procedure of a computer; the variable frequency water treatment control equipment comprises a computer software control platform, a serial interface module, a single chip, a DDS module, a power amplification module, a power module and a water treater. The frequency of the control equipment of the system can change between 1Hz and 1MHz without steps and the output power can be adjusted between 0W and 400W without steps. The system can meet various water treatment requirements such as sterilization, scale prevention and removal, corrosion prevention, etc. The control system has the advantages of convenient software operation, strong control function, excellent equipment performance, safe and reliable use and high applicability, can be widely applied to the fields such as central heating, air-conditioners, hot water boilers, industrial water treatment, water purification and the like and serves as an effective tool for studying the variable frequency water treatment technology.

The invention relates to an intelligent energy-saving thermostat. The intelligent energy-saving thermostat is characterized by comprising a central processing unit (CPU) with an ARM framework chip, a touch screen display and other printed circuit motherboard and hardware which are provided with functions of a tablet personal computer as well as further comprising a sensor module, a temperature detection module and a temperature control output module which are needed by the thermostat and a storage module, a power module and an epitaxial device access module. The sensor module, the temperature detection module, the temperature control input and output module, the power module and the epitaxial device access module are all controlled by the central processing unit with the ARM framework chip as well as are communicated with other hardware such as a display module and a camera module of the tablet personal computer. The hardware of the thermostat is provided with an Android operating system and the temperature control function is achieved through the application software (APP). The intelligent energy-saving thermostat is initially designed on base of the hardware of the tablet personal computer with the ARM framework chip and operates the Android operating system, so that the intelligent energy-saving thermostat can have more powerful functions on aspects of intelligent control, air conditioning energy saving, remote control, multimedia information push, control instruction push, software and firmware update of products after sale and the like than a traditional thermostat with single chip and an intelligent home controller.

The invention discloses a wet-type electrical precipitator which comprises a casing and dust collecting plates, wherein the dust collecting plates are arranged in the casing, the dust collecting plates are parallelly arranged, a plurality of needling lines are arranged between two adjacent dust collecting plates, a process water pipe is arranged above the dust collecting plates, the process water pipe is connected with a main nozzle, the two ends of the process water pipe in the casing are respectively provided with a directed nozzle, and the spraying direction of each directed nozzle faces a surface (opposite to the side wall of the casing) of the dust collecting plate. The wet-type electrical precipitator disclosed by the invention has the advantages that the water for dust removal is sprayed to the surface (close to the side wall of the casing and opposite to the side wall of the casing) of the dust collecting plate, so that a uniform and complete liquid membrane can be formed and covered on the surface, thereby improving the efficiency of removing combined pollutants by using the wet-type electrical precipitator, and therefore the wet-type electrical precipitator has an outstanding combined pollutant control function, and can significantly save the water for dust removal.

The invention discloses an intelligent target shooting training device. The intelligent target shooting training device comprises a target machine, an upper computer system and a wireless communication module. The target machine is provided with a lower computer system. The upper computer system controls the lower computer system through the wireless communication module. The lower computer system controls operation of the target machine. According to the intelligent target shooting training device provided by the invention, the target can be manually controlled to move so that the intelligent target shooting training device can meet various shooting training requirements and is simple in structure and strong in reliability so as to solve the technical problems of single function and complex maintenance in the prior art.

The invention discloses a hybrid distribution transformer decoupling magnetic integration device. The hybrid distribution transformer decoupling magnetic integration device comprises a pair of iron cores and three sets of windings wound on the pair of iron cores, wherein the iron cores are composed of iron yokes, branched magnetic iron cores and iron core limbs which correspond to the three sets of windings respectively; the three sets of windings comprise main transformer windings concentrically wound on the middle iron core limb, isolation transformer windings concentrically wound on the upper iron core limb and the lower iron core limb after being split, and series converter output filter inductors and parallel converter output filter inductors which are concentrically wound on the upper iron core limb, the lower iron core limb and the middle iron core limb. Separated magnetic pieces in a hybrid distribution transformer scheme are integrated on a pair of symmetric iron cores through an integrated design, so that the quantity of the separated magnetic pieces adopted in the hybrid distribution transformer is sufficiently decreased. In virtue of the symmetry of the iron core structures, the electromagnetic coupling among the windings is eliminated by adopting a method including winding splitting, magnetic flux reverse offsetting and provision of the branched magnetic iron cores, rich control functionality of an original hybrid distribution transformer is guaranteed, and the device has important practical values for realizing the integrated design of the hybrid distribution transformer.

The invention discloses a serial multi-shaft step control method and system used in solder paste printing machine. The invention cooperative controls plural key moving shafts for solder paste printing by plural working conditions of the solder paste printing machine such as initialization, waiting, automatic print, quit, configuration and so on. A DC 4-axis step servo driver in the system drives X-axis stepper motor and scraper Z1-axis stepper motor and scraper Z2-axis stepper motor of camera; a DC 4-axis step servo driver drives platform Y1-axis stepper motor, platform Y2-axis stepper motor, platform X-axis stepper motor and wide rail axis stepper motor; An AC single axis step servo driver drives camera Y-axis stepper motor. The invention can effectively improve cooperative control capacity and alignment accuracy for PCB solder paste printing machine, has less wiring, and high resistance to electromagnetic interference, compact structure and abounding control functions, and is applicable for various PCB solder paste printing machine.

The invention relates to the aviation power electronic technical field, and relates to a power supply management control device; aiming at airplane multi-power equipment complex structures, the power supply management control device can uniformly manage and control the power equipment; data acquisition and logic operation are employed so as to charge and discharge a battery pack 40 and a battery pack 25; the power supply management control device can control the redundancy of no.1 and no.2 stationary current transformers, can control switching between airborne power supply and ground power supply, can control left and right hinge power supply transitions, can control flight control system emergency power supply transitions, and can control a single generator power supply mode, thus improving the airplane multi-power equipment complex structures, reducing airplane weight, reducing cost, and improving airplane reliability and performance indexes.

The invention provides a transformer substation self-operation bird repelling device comprising a moving trolley and rail lines which are drawn in a transformer substation. The moving trolley is provided with a radar detection module, an ultrasonic bird repelling module and a first camera. The bottom part of the moving trolley is corresponding to a rail line setting recognition mechanism. A compartment is arranged behind the moving trolley. An unmanned aerial vehicle is arranged on the compartment. A cleaning mechanism for processing the nest is arranged below the unmanned aerial vehicle. An accommodating mechanism for collecting the nest is arranged on the compartment. The rail lines are set for the moving trolley so that the trolley is enabled to perform tour inspection in the transformer substation along the rail lines to repel birds, and the device is provided with multiple modules for monitoring the birds and modules for repelling the birds and thus the bird detection and repelling effect is better. The moving trolley is provided with the unmanned aerial vehicle for cleaning the high-altitude nest so that the function is more powerful.

This invention discloses a thyristor static excitation system of a synchronous generator including a parameter input circuit, a signal conversion adjusting circuit, an A/D conversion circuit, a PLC programmable controller, a phase-shift trigger circuit, a rectifying bridge circuit SCR, a manual control unit, a switch volume input and output circuit and a man-machine interface device, in which, excitation current can be adjusted automatically based on the change of loads to guarantee the end current or voltage constant, and the excitation device has the functions of safety demagnetization, quick startup, over excitation limit, event protection, alarm and controlling channel standby manually.

The invention discloses a method for SCR ammonia injection adjustment optimizationbased on full-load accurate denitration requirements. The method includes the following steps: acquiring a base valueof an ammonia injection flow by using change rates of a boiler feed gas amount, a denitration SCR inlet NOx parameter, a denitration SCR outlet NOx parameter as feedforward signals; with an ammonia injection flow rate as the adjustment amount, eliminating interference resistance caused by using an ammonia injection adjustment door opening degree as an adjustment amount; establishing an adjustmentcorrection circuit by using a real-time value of the SCR outlet NOx as an object and adjusting an ammonia injection amount; eliminating an offset between the SCR outlet NOx and the net flue gas NOx; providing a determination base for an ammonia injection flow measurement fault or SCR catalyst activity declining; and adding parameter shielding and loop removal functions for SCR system calibration and net flue gas calibration to keep the normal operation of the regulation loop during calibration. According to the disclosed method, with the original measurement points of the boiler SCR system ofthe power station, key functions such as ammonia injection flow misalignment correction, SCR outlet NOx and net flue gas NOx measurement deviation correction are introduced and automatic determinationand undisturbed switching strategies during the NOx meter calibration process are added.

A motor controller for an air-conditioner fan, including at least a central processor, a power drive module, a power supply module, and a communication interface circuit. The power supply module supply working power to the central processor and the power drive module. Multiple instruction input ports are connected to the central processor. Multiple parameters N are set in the central processor and corresponding to the instruction input ports. The central processor controls the power drive module to drive a motor of the air-conditioner fan to operate at a parameter N corresponding to an instruction input port as the instruction input port is connected. The communication interface circuit is communicated with an external communication device. The external communication device changes the parameters N in the central processor corresponding to the instruction input ports via the communication interface circuit.

The invention provides an illumination control system. The illumination control system comprises a signal acquisition unit, a terminal controller, a contactor, a distribution box and a lamp which are electrically connected, wherein the signal acquisition unit is connected with the terminal controller and is used for acquiring signals related to the on/off states of the contactor in a controlled illumination area and transmitting the signals to the terminal controller; the terminal controller is connected between the signal acquisition unit and the contactor and is used for determining the on/off states of the contactor according to the signals acquired by the signal acquisition unit and transmitting corresponding control commands to the contactor; the contactor is connected between the terminal controller and the distribution box and is used for being switched on or switched off according to the control commands so as to make the return circuits of the distribution box switched on or switched off; and the distribution box is connected between the contactor and the lamp and is used for supplying powder to the lamp connected with the distribution box in the controlled illumination area when the return circuit of the distribution box is switched on. The illumination control system has the advantages of powerful function, safety, reliability and low cost.

The invention discloses a small-sized household rotary dehumidifier. The small-sized household rotary dehumidifier is characterized by comprising a machine case, a dehumidifying rotation wheel, a condenser, evaporators and a control system. The first evaporator is arranged at a processed air inlet, the dehumidifying rotation wheel is arranged on a rotation wheel frame in the middle of the machine case, a PTC electric heating box is arranged on the side, communicated with a regenerated air inlet, of the rotation wheel frame, the second evaporator is arranged at a processed air outlet, and a condensation fan and the condenser are arranged at the position, close to the regenerated air inlet, of the bottom of the machine case. A dehumidifying flow way and a dehumidifying rotation wheel regenerated air flow way are formed in the machine case. The small-sized household rotary dehumidifier adopts the double-layer stacked machine case, is compact in structure, small in size, small in occupied area, simple and convenient to operate and reliable in operation and has a good control function. The evaporators, the condenser, the PTC heating box and the dehumidifying rotation wheel are combined perfectly, the dehumidification amount is large, the energy consumption is lower, and an industrial dehumidifier is successfully introduced to a residence.