232 results about "Self induction" patented technology

The invention provides a self-induction type vehicle trunk opening device and belongs to the technical field of automobiles. The self-induction type vehicle trunk opening device solves the problem that operation is not easy and convenient enough in the prior art. The self-induction type vehicle trunk opening device comprises a radar sensor, a voice acquisition unit used for acquiring voice signals, a trunk opening mechanism used for opening a vehicle trunk and a controller used for judging whether a control signal needs to be output to the trunk opening mechanism according to signals sent by the radar sensor and the voice acquisition unit, wherein the radar sensor and the voice acquisition unit are connected with the input end of the controller, and the trunk opening mechanism is connected with the output end of the controller. The self-induction type vehicle trunk opening device is simple in structure and convenient to operate. The trunk can be opened without manual operation and people can place articles into the trunk conveniently.

The invention provides a magnet power generation self-induced magnetic levitation device, which makes full use of human extrusion force and counterforce of the ground in the production and living areas and the existing wind power, running water power and the wave power in nature., and converts them into electrical energy. The invention can be widely used in water, land and air. The device makes use of the work force which can be very weak or powerful and is composed of a permanent magnetism suspension bearing, an axis, a motor, a flywheel, a generator, a Full-bridge rectifier reactor, a filter capacitor, a large value capacitor, conducting wires, a plug socket, a conductive coil and the skeleton pine thereof, a permanent magnetism piece, a soft magnetic materials hoop, an elastic device and cables, a pulley, a heavy bob and a heavy anchor, which are sealed in an evacuated chamber and a corrosion-resistant bellows-like flexible plastic enclosure. The device is a generating set with a mechanical drive system without a gear, a connecting bar, etc., and has the advantages of no noise, needing no lubrication, and being waterproof and gaseous-corrosion-proof.

The invention discloses a nuclear power plant control rod position measuring system, comprising a rod position detector, a data collection cabinet and a rod position logic cabinet; the rod position detector comprises a detector sleeve, self-induction coils and an electric connector; the self-induction coils are disposed on the detector sleeve in a disperse manner and are connected with the electric connector, and the electric connector is connected with the data collection cabinet through a group of detector cables to transmit detection voltage signals to the data collection cabinet; the data collection cabinet and the rod position logic cabinet determine the rod position of the control rod according to the detection voltage signals. The invention also discloses a nuclear power plant control rod position measuring method. According to the control rod position measuring system and method, control rod position measuring technology based on inductance self-induction displacement measuring sensor is used, the total quantity of detector coils is creased, heat radiation of the detection coils is effectively improved, and the problem that rod position detection function of the whole rod position detector is lost due to the damage of detector coil connection welding spots is solved.

The invention provides a high-voltage cable insulation state on-line detection system based on self-induction energy taking and power supply. The insulation state on-line detection system comprises asignal acquisition unit, a signal conditioning unit, an A/D conversion unit, an energy taking and power supply unit, a central control processing unit, a communication unit, a key unit, a storage unit, a display unit, an alarm unit and a monitoring center. The insulation state on-line detection system obtains electric energy from a tested cable through the energy taking and power supply unit, andjudges the working state of the tested cable by analyzing and calculating the collected signal. The high-voltage cable insulation state on-line detection system based on self-induction energy taking and power supply has the advantages that electric energy needed by the detection system on site is obtained in an on-site self-induction energy taking mode, and the safety and reliability of the detection system are improved.

The invention discloses an LED illumination control system which includes an LED light fixture and a large-power LED driving unit and also includes an illuminance sensing unit used for detecting an illumination area and a processing unit. The illuminance sensing unit includes a wired illuminance sensing unit and a wireless illuminance sensing unit. The processing unit is connected with the large-power LED driving unit and the wired illuminance sensing unit and is also connected with the wireless illuminance sensing unit through a radio-frequency transceiving unit. The processing unit receives detection data of the wired illuminance sensing unit and the wireless illuminance sensing unit and obtains an adjustment input quantity of the large-power LED driving unit through a PID control algorithm according to the difference value of the detection data and an illuminance threshold and sends an illuminance adjustment instruct so that adjustment of the illuminance of the LED light fixture is realized and the illuminance of a work face is kept stable. The illumination control system is capable of ensuring stability of the light intensity of an illumination area, particularly a work face. At the same time, the system is convenient to operate and has remote control and self-induction functions and the like.

The invention relates to external ball passage detecting method and device for a ball-bed high temperature gas cooled reactor, which belong to the technical field of fuel element detection of the ball-bed high temperature gas cooled reactor. The method is characterized by comprising the following steps of: inducing the pass of balls by two self induction coils in a resonance bridge detecting circuit, and outputting sinusoidal alternating voltage delta U; sequentially amplifying, rectifying and filtering the sinusoidal alternating voltage delta U by a signal processing circuit, then extracting a ball passing waveform UO, and outputting a wave crest pulse UP1 and a wave trough pulse UP2 after passing through a comparator; and inputting the data into a singlechip, and judging whether a ball passes according to conditions, wherein the resonance bridge detecting circuit comprises the two self induction coils, two oppositely installed semicircular columns surrounding at the outer side of a pipeline are used as the frameworks of the self induction coils, two semicircular coils are respectively up and down wound on the framework at each side, the two semicircular coils on the same plane of the frameworks at both sides are used as a group, and each group is equivalent to a single circular coil through external connection. The detecting device has the advantages of simple structure, high accuracy, good reliability and the like.

The invention discloses a street lamp system of a self-induction sectional switch, comprising street lamps arranged along roads and a computer control system. Traverse inducting devices are arranged from the entrance of a road at a certain distance; the street lamps arranged between the two traverse inducing devices are set into a group; and each street lamp group is connected with the computer control system through the traverse inducing device near the first street lamp in the advancing direction of the street lamp. After the technical scheme is adopted, the street lamp system can recognize the condition of vehicles and pedestrians on the corresponding road to light sectionally; when some vehicles and pedestrians pass by the traverse inducing devices, the street lamps on the corresponding roads can light, and the street lamps on the other roads go out, and when the vehicles or the pedestrians pass by the next traverse inducting device, the street lamp group corresponding to the traverse inducting device lights, while the street lamp of the former traverse inducting device goes out, such circulation is carried out, thus the street lamp system can selectively control the street lamp on the corresponding road to light and the street lamp on the corresponding road to go out according to the condition of each road to save electrical energy and reduce waste furthest.

The invention discloses a CP anode function and stress self-induction integral intelligent composite material comprising a Ti lath main anode, a Ti net auxiliary anode, a cement-based nanometer composite material and carbon fiber cloth; the Ti lath main anode is connected with the Ti net auxiliary anode, the cement-based nanometer composite material is covered on the Ti net auxiliary anode, and the carbon fiber cloth is paved on the cement-based nanometer composite material; and the preparation method of the cement-based nanometer composite material comprises the steps of uniformly mixing 5% of polyacrylamide, 0.5% of carbon fibers or nanometer carbon fibers, 15% of carbon black granules, 0.2% of pumping aid, 1.0% of nanometer SiO2 and 79.3% of P.0.42.5 according to mass percent, and constructing through traditional concrete pumping technology, wherein the weight ratio of water to the cement-based nanometer composite material is 0.4-0.6. The CP anode function and stress self-induction integral intelligent composite material disclosed by the invention is convenient in construction, capable of greatly prolonging the service life of the anode material, high in conductivity and is capable of monitoring the stress distribution state of the critical region of a steel concrete structure in real time.

The invention discloses an intelligent bathroom cabinet device, solving the problem that the present bathroom cabinet has single function. The device comprises a cabinet body, a plurality of article cabinets, a operation control panel, and a bathroom cabinet control board assembly connected with the operation control panel and arranged in the cabinet, a washing basin and a mirror are arranged on the cabinet body, an intelligent washing basin device connected with the bathroom cabinet control board assembly and used for the washing basin and a water and mist preventing device connected with the bathroom cabinet control board assembly and capable of automatically adjusting the temperature of the mirror surface are arranged in the cabinet body, a negative ion device connected with the bathroom cabinet control board assembly and making the air generating negative ion is also arranged in the cabinet body. In the intelligent bathroom cabinet device, a liquid crystal temperature digital display and a touch button are applied in the water outlet and self-induction water outlet, the intelligent bathroom cabinet device has the functions:water and mist preventing mirror, instant heating system, intelligent induction water outlet, automatic lighting in the article cabinet, negative ion health function, ozone sterilizing and the like.

The invention relates to a self-driving magnetorheological damper, which is provided with a self-induction device and comprises a cylinder barrel, a piston and an electromagnetic coil, wherein the electromagnetic coil is winded on the outer surface of the piston, a throttling channel is arranged between the inside wall and the outside wall of the cylinder barrel, magnetorheological fluid is filled in the cylinder barrel and yield fluid is filled in the throttling channel; a magnetic shielding body, a powerful magnet and a power rod are arranged in the self-induction device, and an induction coil is arranged in the power rod; and the power rod is fixedly connected with one end of a piston rod penetrating through the piston and moves in a reciprocating way along the piston rod. The damper has the characteristics of active tuning and environment self-adaptation, avoids using external energy and sensor system, is characterized by automatically changing damping property along the environment and has high stability and robust performance.

The invention relates to a gyroscopic control system for a tyre crane. The system is provided with a control circuit which is formed by a power supply circuit, a control signal collection circuit, a motor commutation control circuit, a start time setting circuit, a central control circuit, an optoelectronic coupling drive circuit, an intelligent power module (IPM) drive motor circuit, an abnormal signal feedback circuit, an alarm circuit and a self-induction potential elimination circuit, wherein the control signal collection circuit, the motor commutation control circuit, the start time setting circuit and the alarm circuit are connected with the central control circuit through leads respectively; the self-induction potential elimination circuit is connected with the IPM drive motor circuit; and the central control circuit and the IPM drive motor circuit are connected with each other through the optoelectronic coupling drive circuit and the abnormal signal feedback circuit. The gyroscopic control system has the advantages of strong practicality, simple and reasonable structure, small volume, lower cost, high safety and the like, can control the gyroscopic system to work quickly and smoothly and is beneficial to popularization and application.

The invention discloses a self-adaption electrorheological fluid damper with a self-induction power supply function. The damper is composed of a force part, an electromagnetic part, a damping part, apackaging part and a compensation air chamber part, wherein the force part, the electromagnetic part and the damping part are connected up and down sequentially; an inner electrode is connected with adamping inner cylinder, and an outer electrode is connected with a damping outer cylinder; and a damping channel is formed between the inner electrode and the outer electrode, and small holes are formed at the upper portion and the lower portion of the inner electrode for the reflux and the damping generation of electrorheological fluid. When a piston rod is subjected to external vibration, a permanent magnet mounted on the piston rod moves with the piston rod, and coils fill the inner wall of the damping cylinder; when the permanent magnet moves up and down, the coils cut magnetic inductionlines to generate induced voltage; the induced voltage is connected to the inner electrode and the outer electrode to improve the viscosity of ER fluid, so that the vibration of a piston is reduced; and the vibration of the piston is faster, the voltage generated by the induction coils is greater, and the resistance generated by the ER fluid is greater, so that the purpose of self-adaption vibration reduction of the system is achieved. The self-adaption electrorheological fluid damper with the self-induction power supply function leaves out an external power supply and a control system.

The invention discloses a serial hybrid active power filter device, which comprises a harmonic current detection unit, a harmonic current compensation and generation unit, a serial transformer and a passive filter. The serial transformer has a small self-inductance per-unit value of 0.1 to 10%. S identical harmonic currents generated by the harmonic current compensation and generation unit are injected to S identical secondary windings of the transformer. The harmonic current is identical to the harmonic current at the primary side and has a magnitude of (a*k)/S times the harmonic current at the primary side, so that the serial transformer has smaller self induction L1 relative to the fundamental wave and larger self induction L1 plus aM relative to the harmonic current so as to make the harmonic current flow to the passive filter. If a fault occurs on the active section, the active section is switched off by a switch to prevent from influencing the power supply on loads. Due to the open access of the serial transformer, the system impedance is increased by 0.1 to 10% and still has filter effect. The device has the advantages of no need for LC functional wave resonant circuit, small capacity of the secondary side of the active section and the serial transformer, and good filter effect, and reduces the cost.

The invention discloses a customer service system artificial intelligence quality inspection rule self-induction model method and system. The method comprises receiving a quality inspection rule modeling request of a user, generating a standard operation flow established by a quality inspection rule according to the quality inspection rule modeling request establishment request; according to the quality inspection rule model, establishing a job flow to generate a deep learning artificial intelligence model selection rule and method corresponding to the self-induction model establishment request of the customer service system deep learning artificial intelligence quality inspection rule; through a special deep learning algorithm and accumulation of data training, semantic feature data and business process feature data of both parties of a call can be obtained. The invention discloses a method and a system for self-concluding models of artificial intelligence quality inspection rules ofa customer service system. According to the method, by importing the call voice transfer data, firstly, marking is carried out by depending on objective evaluation data such as a system order formingrate, a work order standard degree and user satisfaction, and then clustering and classification of call contents are carried out by deep learning to carry out model induction, so that a quality inspection rule is generated.

The invention provides a deep sea self-induction emergency load rejection mechanism. The mechanism comprises a ballast, wherein a lifting lug is fixedly arranged at the upper part of the ballast; an installation rack is fixedly installed on a subsea equipment body and comprises lug plates; through holes for passing and sliding of a plunger are formed in the lifting lug and the lug plates; a cylinder block is fixedly installed on the installation rack and is provided with a hollow cavity with an opening in one end; one end of the plunger is stuffed in the hollow cavity; the plunger and the hollow cavity are sealed by sealing elements; the sealed hollow cavity is pre-filled with internal pressure; the cylinder block and the plunger are connected by a locating pin; the other end of the plunger passes through the through hole of the lifting lug and the through holes of the lug plates; under the actions of the internal and external pressures of the sealed hollow cavity, the plunger is connected with the through hole of the lifting lug or breaks away from the through hole of the lifting lug so that the ballast is connected with the installation rack or breaks away from the installation rack. The mechanism achieves automatic load rejection through self induction of internal and external pressures.

The invention discloses a sound-light integrated self-induction anti-bird robot. The robot comprises an overhead track, a movable trolley, a polling robot and a control center, wherein the movable trolley is arranged on the overhead track, the polling robot is arranged on the movable trolley, and the control center is connected with the polling robot. A bird detecting module, a vision checking module, a bird dispelling module, a bird nest clearing module, a control module and a communication module are arranged on the polling robot, the bird nest clearing module comprises a bird nest picking mechanism and a bird nest storing mechanism, and the control module is in signal connection with the movable trolley, the bird detecting module, the vision checking module, the bird dispelling module, the bird nest clearing module and the communication module. Through the polling robot, birds on a power transmission line or birds on the way are dispelled, and it is avoided that the birds rest on poles and towers or surroundings, so that a power transmission network is damaged; the polling robot is provided with the bird nest picking mechanism, in this way, bird nests on the poles and powers or lines can be cleared away, and the safety of bird descendents when the birds have babies is protected.

The invention discloses a solving method for a transmission equation of a complex same-tower multi-loop transmission line. The solving method comprises the following steps of: S1) establishing line models in a segmentation manner according to different physical parameters of the transmission line, wherein the line models comprise same-tower line models with strong coupling relationships and non-same-tower line models with weak coupling relationships; S2) solving a segmented electric parameter matrix of each loop according to the established line models; S3) solving a full-line unit-length average self-induction parameter matrix and a unit-length average self-capacitance parameter matrix of each loop; S4) performing normalization processing on the loops, and performing equivalence on the loops to form multi-conductor transmission lines with same length; and S5) substituting the multi-conductor transmission lines into lossless multi-conductor transmission line equation to solve the transmission equation of the same-tower multi-loop transmission line according to boundary conditions of the transmission loops of the transmission line. According to the solving method, as the parameters of the complex transmission line are subjected to the normalization processing, the complex same-tower multi-loop transmission line can be solved by the conventional multi-conductor transmission line equation.

Provided herein are systems and methods which use the solenoid itself to sense the position of the armature within the solenoid, and therefore to determine the position of the solenoid's armature, and or any related devices whose movement is dependent on the armature's movement. Specifically, a system in which the change in self-induction that occurs when the armature moves relative to the solenoid coil is used to detect the location of the armature.

The invention discloses an on-line abrasive particle monitoring method and a monitoring sensor based on bilateral symmetric structure of the radial magnetic field. Symmetrical magnetic loop as the excitation source is arranged on both sides of an oil pipe of oil equipment; the magnetic field on both sides are superimposed on the oil pipe, and act on the pipe along a radial direction; at the same time, a detection coil is provided, so that when the abrasive particles pass through the magnetic loop, the magnetic flux in the magnetic loop changes; the change of magnetic flux leads to the change of the detection voltage in the detection coil, and then the detection coil outputs real-time self induction voltage signal; the voltage signal output by the detection coil is amplified by an amplifying circuit, and common-mode signal suppression and different-mode signal amplification are carried out; and then subsequent analysis process is conducted to obtain abrasive particle information. The invention has the advantages that the bilateral symmetrical structure can guarantee the magnetic loop to use the oil pipe as the symmetrical center, so that the magnetic field traversing the oil pipe is more uniform and more symmetrical; and the magnetic field strength can be increased, and the sensitivity of the sensor can be improved.

The invention provides new-energy-automobile charging equipment based on inductive automatic searching and docking. The new-energy-automobile charging equipment comprises a mounting cabinet, a self-induction correction device, an automatic searching and docking device and a charging socket. The mounting cabinet is arranged on the ground of a charging station, the self-induction correction device is arranged in the mounting cabinet, the automatic searching and docking device is arranged on the self-induction correction device, and the charging socket is arranged on the tail of a new energy automobile. The self-induction correction device is used for adjusting and correcting the automatic searching and docking device to parallelly align the same to the new energy automobile. The automatic searching and docking device comprising a charging plug is automatically docked with the charging socket, and transmits electric energy of a main power supply of the charging station to the charging socket. The charging plug has a plug-in state and a plug-out state, and the two states can be switched. In the plug-in state, the charging plug can operate automatically, and can be docked with the charging socket to complete charging. In the pull-out state, the charging plug full of the electric energy and the charging socket are separated automatically to reset.

The invention discloses a fuel jetting mixing device and a low-pressure fuel jetting mixing method. The fuel jetting mixing device in a supersonic velocity flow field comprises a fuel supply system, mini-type tangential spraying holes and a vortex generator. The supersonic velocity is injected into gas-state fuel supplied by the fuel supply system through the mini-type tangential holes, the gas-state fuel flows to be close to the bottom of a wall face boundary layer and driven by upper high-speed airflow of the boundary layer to flow to the vortex generator, and an inverse spiral flow direction vortex pair wrapping the fuel is formed through high-speed airflow and in the disengaging process of the gas-state fuel on the side edge of the vortex generator; the inverse spiral flow direction vortex pair gradually ascends to get away from the wall face to enter the high-speed main flow through a self-induction mechanism of a vortex structure of the inverse spiral flow direction vortex pair; by means of the instable factor of the inverse spiral flow direction vortex pair in the high-speed main flow, the inverse spiral flow direction vortex pair is controlled to be broken in the high-speed main flow, the gas-state fuel wrapped by the inverse spiral flow direction vortex pair is rapidly mixed with the high-speed main flow, and the purpose of jetting mixing is achieved. The jetting power comes from the kinetic energy inherited by the inverse spiral flow direction vortex pair from the high-speed incoming flow while not relaying on high-pressure driving.