635results about "Electromagnets" patented technology

The invention relates to a detection method and system for an electromagnet assembly for rail transit and a terminal, and relates to the technical field of electromagnets, and the detection method comprises the steps that an electromagnet image is selected from image detection information according to preset electromagnet characteristics; determining an electromagnet model according to the electromagnet image; determining a reference current value according to the electromagnet model; determining a reference magnetic force value according to the electromagnet model; determining a detected magnetic force value according to the detected magnetic force value; if the detected current value is not consistent with the reference current value, a preset clamping device is controlled to move the electromagnet to the abnormal area; if the reference magnetic force value is consistent with the detection magnetic force value, obtaining a detection current value of the electromagnet assembly; and if the detected current value is not consistent with the reference current value, a preset clamping device is controlled to move the electromagnet to the abnormal area. According to the electromagnet assembly, the detection efficiency of the electromagnet assembly is improved, and the manual intervention effect is reduced.

The invention provides an energy-saving electrical equipment control cabinet, which belongs to the technical field of electric control cabinet cooling, and comprises a cabinet body, a circulating cooling assembly, a trigger cooling assembly and an electromagnetic reset assembly, the temperature sensor monitors the temperature of the cabinet body in real time and cooperates with the circulating fan and the exhaust fan to realize energy-saving heat dissipation control; the high-heat-conduction particles ensure that the high heat conduction performance can be maintained under different working conditions, even if the environment temperature or the air flowing state is changed, heat can still be transferred, and the heat dissipation effect is ensured; the trigger cooling assembly controls liquid nitrogen release according to the temperature of the cabinet body, automatically triggers liquid nitrogen cooling when the temperature rises to a certain degree, and automatically stops after the temperature is reduced, so that liquid nitrogen is prevented from being excessively used, and an expected heat dissipation effect can be achieved even if the external temperature is relatively high; liquid nitrogen and air are promoted to be fully mixed through the spiral blades, meanwhile, gas-liquid separation can be promoted, a stable low-temperature operation environment is provided for electrical equipment, and damage to the equipment due to too high temperature and moisture is reduced.

The invention belongs to the technical field of particle accelerators, and discloses a nonlinear impact magnet based on a nanocrystalline magnetic material and a matched power supply system. The nonlinear impact magnet comprises a magnetic core and a magnet exciting coil assembly, the magnetic core comprises magnetic poles and a magnetic yoke; the magnetic pole and the magnet yoke are both of a fully-symmetrical annular structure, and the magnet yoke is arranged on the periphery of the magnetic pole. The magnetic pole comprises N same magnetic pole units, N is 4, 6 or 8, and the magnetic pole is made by laminating nanocrystalline strips; and the excitation coil assembly is wound outside each magnetic pole unit. Compared with a traditional silicon steel sheet or ferrite magnetic core, the magnet provided by the invention can improve the uniformity of a magnetic field, and the magnetic pole made of the nanocrystalline strip with ultrahigh magnetic conductivity and low coercive force has stronger magnetic field uniformity and low disturbance characteristic; and the design requirement of the STCF clash ring off-axis injection system for low disturbance of the circulating beam bunch can be better met.

The invention discloses a positioning electromagnetic magnetic needle device based on permanent magnet bias and application thereof, and relates to the technical field of chip mass transfer, the positioning electromagnetic magnetic needle device comprises a magnetic field generation system and a chip transfer system, the magnetic field generation system comprises permanent magnet steel, an electrified solenoid coil, a magnetic conductive layer and a magnetic conductive magnetic needle, the electrified solenoid coil surrounds the periphery of the permanent magnet steel, and the magnetic conductive layer is arranged on the periphery of the chip transfer system; the magnetic conductive layer is arranged on the upper surface of the permanent magnet steel, the magnetic conductive magnetic needles are uniformly distributed on the upper surface of the magnetic conductive layer in an array manner, the chip transfer system comprises a chip transfer substrate and a plurality of LED light-emitting chips, a plurality of welding spots are arranged on the transfer substrate and correspond to the magnetic conductive magnetic needles, and the LED light-emitting chips are provided with N-type nickel-plated electrode pins and P-type electrode pins. According to the positioning electromagnetic magnetic needle device based on permanent magnet bias and the application of the positioning electromagnetic magnetic needle device, the magnetic induction density of the magnetic conductive magnetic needle is accurately regulated and controlled by means of the magnetic field which is generated by the electrified solenoid coil and is opposite to the permanent magnetic field, and accurate fixing of a chip at a welding spot position of a transfer substrate is achieved.

Disclosed is a substrate processing apparatus including chamber having defined therein a processing space for a processing of a substrate, a substrate support unit disposed in the chamber, a gas supply unit configured to supply gas to the interior of the chamber, a plasma generation unit including a high-frequency power supply configured to generate plasma in the processing space, an electromagnet unit configured to generate a magnetic field in the processing space, and a controller. The electromagnet unit includes a coil module and a ferrofluid reservoir disposed adjacent to the coil module. The substrate processing apparatus suppresses heat generation in the coil module and precisely controls a magnetic field.

The invention relates to the technical field of fusion magnets, in particular to a supporting device for a TF coil under the operation of a fusion magnet, and the supporting device comprises a mounting seat which supports and fixes the TF coil; the first supporting piece is located on one side of the bottom of the mounting base; the second supporting piece is located on the other side of the bottom of the mounting base, a fixing block is arranged on the top, a sliding groove is formed in the fixing block, and the mounting base can horizontally move along the sliding groove. The fixing block is an electromagnet, and when current is input, the fixing block can generate electromagnetic force for pushing the mounting base to be away from the second supporting piece and electromagnetic force for lifting the mounting base upwards. According to the supporting device, the motion margin in the horizontal direction is provided for the TF coil and the mounting base, the stress of the supporting device in the horizontal direction is reduced, the reliability of the supporting device is improved, and then the stability and reliability of the TF coil and even the whole superconducting magnet system are improved.

The invention discloses a nonmetal sample induced magnetic field generating device and application thereof. The non-metal sample induced magnetic field generating device comprises a sample containing pipe, an induced magnetic field carrier and an induced magnetic field carrier cooling system, at least part of the sample containing pipe is wound outside the induced magnetic field carrier, and the sample containing pipe is used for containing a non-metal sample and allowing the non-metal sample in a fluid state to continuously flow; the induced magnetic field carrier is used for generating a high induced magnetic field, the high induced magnetic field can induce a non-metal sample in the sample placing pipe to generate an induced magnetic field, the induced magnetic field is from the change of physicochemical properties of the non-metal sample, and the induced magnetic field carrier cooling system is in heat conduction fit with the induced magnetic field carrier. And at least the temperature of the induced magnetic field carrier is kept at the working temperature.

The invention discloses a proportional electromagnet and an electromagnetic valve. The technical problems that an existing proportional electromagnet is large in size, high in assembly precision requirement and poor in armature position detection precision are mainly solved. The magnetic shell is provided with a cylindrical cavity along the central axis; the iron core is relatively fixed in the cylindrical cavity and is provided with an armature moving cavity along the central axis; the winding is wound between the magnetic shell and the iron core; the armature is movably embedded in the armature moving cavity; the core cap is arranged at one end of the iron core and is used for sealing the armature moving cavity; the magnetic sensor is embedded in the core cap and is used for detecting the position of the armature; and the thickness direction of the magnetic sensor is the same as the movement direction of the armature. The proportion electromagnet has the advantages of being small in size, wide in application range, high in armature action position control precision, easy to assemble, high in yield and the like.

The invention relates to an electric control box which is installed on a supporting platform, a first electromagnetic part and a plurality of fixing parts are arranged on the supporting platform, the electric control box comprises a supporting cylinder, a box body, a locking part, a locking part controller, a second electromagnetic part, a detection sensor and a plurality of fixing guiding parts, and the supporting cylinder is fixed to the supporting platform; the fixing pieces, the first electromagnetic piece and all the fixing pieces are arranged on the supporting platform in the supporting cylinder; the projection position of the box body is located in the projection position of the supporting cylinder, and an interval is arranged between the projection position of the outer wall of the box body and the projection position of the inner wall of the supporting cylinder. The plurality of fixed guide pieces are positioned on the periphery of the bottom of the box body, and each fixed piece penetrates through one corresponding fixed guide piece and is fixed with the locking piece; and the locking piece controller is movably connected with the locking piece. The electric control box can automatically suspend when being vibrated, so that internal elements are prevented from being damaged.

The present invention discloses a method for controlling a magnetic fluid to follow the movement of a music melody by using an electromagnet, which is characterized by comprising the following steps: S1, framing an audio signal; S2, calculating an average volume value of each frame; S3, obtaining a series of average volume values; S4, performing signal decomposition on the series of average volume values ​​by using an empirical mode decomposition algorithm; S5, calculating the first intrinsic mode function IMF obtained after decomposition. 1 All local maxima in S6. Calculate IMF 1 The difference between the length value and the position value of the last local maximum value; S7, judging the opening state of the electromagnet according to the obtained difference. The control method of the present invention can make the movement continuity of the magnetic fluid better and can be applied to the changes of various musical melodies.

Provided are a nonmetallic sample induced magnetic field generating device and application thereof. The nonmetallic sample induced magnetic field generating device includes a sample tube, an induced magnetic field carrier, and an induced magnetic field carrier cooling system. At least part of the sample placement tube is wound around the exterior of the induced magnetic field carrier, the sample tube is configured to accommodate a nonmetallic sample and allow the nonmetallic sample in a static or continuous-flow state, the induced magnetic field carrier is configured to generate a magnetic flux, and the appropriate magnetic flux density can induce the nonmetallic sample in the sample tube to generate an induced magnetic field and an induced electric field. The measured induced magnetic field and induced electric field represent the change of physicochemical characteristics of the nonmetallic sample.

A method is provided for recycling an aerosol generating article comprising a non-liquid aerosol generating material and an inductively heatable susceptor. The method comprises a first step of shredding the aerosol generating article to break up the non-liquid aerosol material and the inductively heatable susceptor. The method comprises a second step of separating the inductively heatable susceptor and the non-liquid aerosol generating material.

The present invention belongs to the technical field of electrical components, and specifically relates to a device for improving the operation of an electromagnetic actuator, and more particularly to a control device and a working method for an intelligent manufacturing actuator. When switching the action of the actuator, after supplying power to another coil with a second energy for a preset time, the power is reduced to the first energy to continuously supply power to the coil, thereby completing the power supply switching. When supplying power with the first energy, the magnetic force of the electromagnetic field generated by the corresponding coil is smaller than the magnetic force of the electromagnetic field generated by the corresponding coil when supplying power with the second energy, thereby offsetting the magnetic force generated by the previous coil, causing the actuator to act quickly, thereby improving the response speed of the actuator, and reducing the difference in the response speed of the actuator during startup and switching.

The utility model discloses a drying device for cleaning a hydrogen storage tank for solid hydrogen storage, which comprises a transverse long cylinder, a cleaning component is mounted at one end of the transverse long cylinder, the cleaning component comprises an end box fixedly mounted at one end of the transverse long cylinder, a movable plate is movably mounted in the end box, connecting rods are symmetrically mounted on one side of the movable plate, and the other side of the movable plate is fixedly connected with the transverse long cylinder. The end of the connecting rod penetrates to the outer side of one end of the end box, a mounting plate is fixedly mounted at the end of the connecting rod, and a heating block is mounted in the middle of the side, away from the end box, of the mounting plate. When the hydrogen storage tank drying device works, the electromagnets are electrified to generate repulsive force on the magnetic blocks, the movable plates are pushed to move under the action of the repulsive force, and therefore the water absorption cotton rollers on the mounting plates are pushed to make contact with the inner walls of the hydrogen storage tanks, the hydrogen storage tanks with different inner diameters can be dried conveniently, and the heating blocks are controlled to be electrified to emit heat; and the inner wall of the hydrogen storage tank is heated and dried, and use is convenient.

The invention relates to the technical field of switch cabinets, in particular to a metal armored high-voltage switch cabinet which comprises an armored cabinet body, a placement plate is fixedly connected to the inner wall of the armored cabinet body, a handcart is arranged on the side, corresponding to the placement plate, of the interior of the armored cabinet body, and a power-on protection mechanism and a reinforcing contact mechanism are arranged between the handcart and the placement plate; the power-on protection mechanism comprises a fixing plate fixedly connected to one end of the outer side of the placing plate, telescopic holes are formed in the upper end and the lower end of the fixing plate in a penetrating mode, clamping columns are symmetrically arranged on the two sides of the inner walls of the telescopic holes, and transverse plates fixedly connected to the upper side and the lower side of one end of the inner side of the handcart are further included. Clamping grooves are formed in the ends, close to each other, of the two transverse plates; according to the invention, the cabinet door can be prevented from being opened under a power-on condition, so that electric arcs can be prevented from being generated when the moving contact box and the static contact box are separated, electric appliance elements in the armored cabinet body are protected, injury to workers can be prevented, and the safety is improved.

A position estimation apparatus includes: a supplying unit that supplies a high-frequency signal Sh to a solenoid for driving a spool of an electromagnetic valve; an acquisition unit that acquires electrical information Je related to the solenoid supplied with the high-frequency signal Sh, and an estimation unit that estimates a position of the spool based on a result of comparison between the electrical information Je acquired by the acquisition unit and the high-frequency signal Sh supplied from the supplying unit.

The utility model discloses an electromagnet with a quick response function, which comprises an electromagnet main body and a movable iron core arranged on the electromagnet main body in a sliding manner, and the movable iron core is driven by a driving assembly arranged in the electromagnet main body; a circuit box is arranged on one side of the electromagnet body, a circuit board is quickly connected into the circuit box, a resistor component and a capacitor component are fixedly arranged on the circuit board, a through hole is further formed in the circuit box, a wire matched with the through hole is arranged in the through hole, one end of the wire is electrically connected with the circuit board, and the other end of the wire is electrically connected with the circuit board. And the other end is electrically connected to the driving assembly. The electromagnet has the advantages that the electromagnet is exquisite in design and reasonable in layout, the reaction time of the electromagnet can be greatly prolonged through the circuit board, the electromagnet body does not need to be rectified and modified, time and labor are saved, cost is greatly reduced, in addition, the electromagnet is compact in structure and convenient to disassemble, replace and overhaul, work efficiency is greatly improved, and the electromagnet is suitable for popularization and application. And the method has relatively wide applicability.

The invention provides a surgical robot intraoperative positioning and navigation method, device and equipment based on anti-interference electromagnetic tracking and a computer readable storage medium. The intraoperative positioning and navigation method of the surgical robot based on anti-interference electromagnetic tracking comprises the following steps: arranging an electromagnetic generator in a surgical area, and generating a time-division multiplexing multi-band electromagnetic field; acquiring an original electromagnetic signal at the tail end of the surgical instrument through a magnetic field detection device; anti-interference filtering processing is carried out on the original electromagnetic signal, and a target instrument signal and environment noise are separated; calculating a space coordinate and an attitude angle of the surgical instrument based on the filtered signal; error compensation is carried out on the space coordinates through a multi-stage calibration module; and matching the compensated coordinate data with a preoperative medical image to generate a real-time positioning navigation path. According to the embodiment of the invention, intraoperative electromagnetic positioning navigation can be carried out in an anti-interference manner.

Magnetic coil (1) comprising a coil body (2) with a winding chamber (20) and an excitation winding (3) accommodated in the winding chamber (20), characterized in that the excitation winding (3) is wound in several layers from a square wire (30).

The invention discloses a computer detection device and method, and the device comprises an H-shaped frame which is fixedly supported at the interface of a computer case, the inner wall of one end, close to the computer case, of the H-shaped frame is fixedly connected with an inductance coil for detecting the input current of a computer, and the inductance coil sleeves the exterior of a power line. Moving grooves are formed in the two sides of the inner wall of the end, away from the inductance coil, of the H-shaped frame correspondingly, the inner walls of the moving grooves are movably connected with track plates conducting horizontal reciprocating motion, a fixing block is fixedly connected to the side, close to the track plates, of the H-shaped frame, and an inclined panel is rotationally connected to the fixing block through a pin shaft; a torsional spring for guiding the inclined panel to reset and rotate is fixedly connected to the face, opposite to the fixing block, of the inclined panel, a detection mechanism for detecting the input current is arranged on the track plate, the computer input current can be detected, and the use safety of a computer is further improved.

A method for constructing a solenoid inductor of an IC package with active / passive devices includes positioning an inner winding substantially around a magnetic core, positioning an outer winding substantially around the inner winding, and using a layered process to perform positioning the inner and outer windings. The layered process includes processing a first conducting layer as a bottom layer of the outer winding, above processing a first dielectric layer, above processing a second conducting layer as a bottom layer of the inner winding, above processing a second dielectric layer, above processing a magnetic core layer, above processing a third dielectric layer, above processing a third conducting layer as a top layer of the inner winding, above processing a fourth dielectric layer, above processing a fourth conducting layer as a top layer of the outer winding, above processing a fifth dielectric layer, and the inner and outer windings are electrically connected.

The invention relates to a high-speed switch valve driving electromagnet based on double-coil excitation and a control method thereof.The electromagnet comprises an outer protection assembly, a plug iron, coils, an armature and a movable iron core, the plug iron, the armature and the movable iron core are sequentially arranged on the outer protection assembly from top to bottom, and a set of coils are arranged on the outer side of the plug iron and the outer side of the movable iron core in a surrounding mode; the two groups of coils are respectively used for exciting the armature and the movable iron core, and the lower end of the movable iron core is used for being connected with a high-speed switch valve. Compared with the prior art, the movable iron core and the static iron core can be excited simultaneously, and the response speed of the electromagnet is greatly increased; suction force can be provided when currents of the two coils are in the same direction, release force is provided when the currents are in the reverse direction, and the reset speed of a valve element of the high-speed switch valve is remarkably increased; according to the invention, the actuation frequency of the valve is 1 / 2 of the voltage switching frequency under the condition of no deviation of voltage excitation, so that the upper limit of the working frequency of the high-speed switching valve is greatly improved, and higher-performance control is realized.

[Problem] To provide: a highly magnetized magnetic material film having a thickness of several tens to several hundreds of microns; a magnetic-material-film-equipped member having the magnetic material film; an actuator; and a sensor. [Solution] A magnetic material film 10 includes a main magnetic material layer 20 having at least one or more crystal particles, and the concentration (T / (R+T)) of a transition metal element (T) with respect to the total (R+T) of a rare earth element (R) and the transition metal element (T) in at least one or more crystal particles 22 changes along the thickness direction of the main magnetic material layer 20.

The invention belongs to the technical field of synchrotron radiation light sources, and discloses a serial impact magnet device which comprises a shell assembly, a positive pulse electrode, a negative pulse electrode and a strip magnet. The shell assembly comprises a shell body and a side end cover which are detachably connected, and a magnetic core space is formed between the shell body and the side end cover. The positive pulse electrodes extend into the magnetic core space and are arranged at intervals. The negative pulse electrodes extend into the magnetic core space and are arranged opposite to the positive pulse electrodes, and the multiple negative pulse electrodes are arranged at intervals. The strip magnets are arranged in the magnetic core space, the strip magnets are connected between every two adjacent positive pulse electrodes, the strip magnets are connected between every two adjacent negative pulse electrodes, and the two strip magnets are spaced from each other to form a magnetic field space. The electron beam current can be transmitted in the magnetic field space. The tandem impact magnet device can improve the compact degree and the vacuum degree, facilitates the assembly of an internal structure, and can meet the injection requirements of electron beams of a synchrotron radiation light source.

The invention relates to the technical field of precision mechanical transmission, in particular to a guide rail pair applied to a high-reliability transmission device, which comprises a stator module, a rotor module, a cooling module and a control and drive module, and is characterized in that the stator module comprises an annular track, the annular track is of a hollow structure and comprises at least two sliding blocks sleeved on the annular track; electromagnets are tightly arranged on the top, the left side and the right side of the annular track in the circumferential direction, the sliding blocks are of an n-shaped structure, permanent magnets are installed on the bottom and the two sides of each sliding block, and the control and drive module comprises a suspension and guide controller, a servo drive controller and a safety monitoring unit. Mechanical friction and abrasion are fundamentally eliminated, the theoretical service life is infinitely long, real high-reliability transmission is achieved, friction is avoided, a system can reach the extremely high rotating speed, meanwhile, vibration and hysteresis of a traditional bearing are avoided, and nano-scale movement precision can be achieved by combining closed-loop control.

The utility model discloses an electromagnetic solenoid based on composite conduction, which relates to the technical field of electrical connection and comprises a framework and a coil wound on the framework. The lug plate is fixed at one end of the framework and is used for being welded with an outgoing line of a coil; the elastic sheet is fixed at one end of the framework and is used for being electrically connected with external equipment; the elastic sheet is provided with a first contact and a welding surface, and the elastic sheet is in local extrusion contact with the lug plate through the first contact and is in local welding connection with the lug plate through the welding surface. By adopting the scheme, the wiring sheet can be prevented from circuit break failure caused by pseudo soldering and solder skips through a composite mode of combining extrusion contact conduction and welding connection conduction.

The utility model provides a suspension electromagnet convenient to install for a maglev train, which belongs to the technical field of railway vehicles and comprises a train body, a suspension frame, a guide electromagnet, a rail, a guide electromagnetic rail, a suspension rail, a suspension frame, a connecting frame, a base, a heat dissipation block, an electromagnet, a coil, a fixing frame and an insulating protective sleeve. A guide electromagnet is installed at the upper end of the inner side of the suspension frame, a guide electromagnetic rail is installed at the upper end of the side face of the rail, and a suspension rail is installed at the bottom of the rail. The suspension electromagnet is simple in structure and can be matched with the fixing frame, the electromagnet and the coil are clamped and fixed between the electromagnet and the coil, the suspension electromagnet can be conveniently and rapidly disassembled and assembled, unnecessary connecting pieces and fastening pieces are reduced through the integrated design, and the installation complexity is reduced.

The utility model discloses a magnetic field generation frame, which relates to the technical field of magnetic field generation equipment and comprises a frame body and a protection box mounted at the upper end of the frame body. A protection box is rotatably mounted at the left end of the left side of the front end of the protection box, a heat dissipation hole is formed in the right end of the protection box, a heat dissipation mechanism is arranged at the right end of the protection box, a heat dissipation shell is arranged at the right end of the protection box, and the heat dissipation shell is mounted on the outer side of the heat dissipation hole. The magnetic field generation equipment in the protection box can generate heat, the heat is dissipated through the heat dissipation holes in the two sides of the protection box, then the heat is adsorbed and dissipated by the heat conduction plate in the heat dissipation shell and conducted to the right end of the heat conduction pipe, the heat is dissipated through the electronic heat dissipation plate and the heat dissipation coating, the electronic heat dissipation plate is promoted to dissipate the heat, and the heat dissipation effect is good. Therefore, the heat in the magnetic field generating equipment can be dissipated, the heat generated in the instrument can be dissipated timely and efficiently, and the magnetic field generating equipment is ensured to work in a proper temperature environment all the time.

A method of fabricating an inductor device includes preparing a conductive coil, connecting two terminals to one of two ends of the conductive coil, molding a pillar from a plurality of first composite material powders by a pressing process where each first composite material powder is composed of a first magnetic material powder coated with a first thermosetting resin, placing the pillar in a surrounding space formed by the conductive coil, molding a cladding body from a plurality of second composite powders where the second composite material powders is composed of a second magnetic material powder coated with a second thermosetting resin, heating the cladding body, the conductive coil and the pillar cladded by the cladding body such that the plurality of first magnetic material powders are bonded by the cured first thermosetting resin and the plurality of second magnetic material powders are bonded by the cured second thermosetting resin.

The utility model relates to a box body for electric power pipe gallery communication, and belongs to the technical field of electric power equipment. Comprising a wall body and communication equipment, a T-shaped groove is formed in the wall body, two clamping plates are inserted into the T-shaped groove, a through groove is formed in the box wall of the inner side of a mounting box, moving plates are arranged at the ends, penetrating out of the through groove, of the two clamping plates, the moving plates are tightly attached to the inner wall of the mounting box, a mounting plate is arranged below the inner wall of the mounting box, and the mounting plate is fixedly connected with the wall body. The communication equipment is arranged on the mounting plate, a box door is hinged to the front face of the mounting box, and when the mounting box is mounted on the wall, the clamping plates are inserted into the T-shaped grooves of the wall in the process of hanging the mounting box on the wall, then the two clamping plates are driven by the two moving plates to move and be clamped into the T-shaped grooves in the through grooves, and then the mounting box is mounted on the wall. Therefore, the installation work of the installation box can be realized and the operation is simple and convenient.