375 results about "Electromagnetic generator" patented technology

An electromagnetic linear generator and regenerative electromagnetic shock absorber is disclosed which converts variable frequency, repetitive intermittent linear displacement motion to useful electrical power. The innovative device provides for superposition of radial components of the magnetic flux density from a plurality of adjacent magnets to produce a maximum average radial magnetic flux density within a coil winding array. Due to the vector superposition of the magnetic fields and magnetic flux from a plurality of magnets, a nearly four-fold increase in magnetic flux density is achieved over conventional electromagnetic generator designs with a potential sixteen-fold increase in power generating capacity. As a regenerative shock absorber, the disclosed device is capable of converting parasitic displacement motion and vibrations encountered under normal urban driving conditions to a useful electrical energy for powering vehicles and accessories or charging batteries in electric and fossil fuel powered vehicles. The disclosed device is capable of high power generation capacity and energy conversion efficiency with minimal weight penalty for improved fuel efficiency.

A system is described for automatic detection of overheated wheel bearings of railroad cars and carriages. Signals representing the temperature of such bearings are generated by temperature sensors that are installed in close proximity of the wheel bearings. The signals are amplified, digitized and, to prevent false indications, averaged for each individual bearing. The averaged signals from each bearing are than compared to the averaged signals from the other three bearings of the same car or vehicle. If the signal from any bearing deviates by a present magnitude value, an alarm signal is generated and transmitted to a central monitoring location. The signals from each bearing are uniquely identified by a code. Light emitting diodes are installed close to the bearings and light up to indicate overheating. The electric power for the system is generated by an electromagnetic generator, which responds to the vibrations of the moving car.

This invention relates to the use of an electromagnetic generator and a pressure bladder located within a biological body in such a position to take advantage of the pressure fluctuations found within that body to produce electrical power. The invention uses these pressure fluctuations to displace the moving parts of a generator, to produce electricity in accordance with the Faraday principal, to power implanted devices.

A system for converting vehicular movement into electricity while serving as a road hump at the same time. The linear motion of the vehicles is transformed by the device into rotational motion and finally converted into electric power. The system comprises a semi-flexible cover strip lying across the path of vehicular traffic, covering the rest of the system, which is encapsulated within a housing embedded in the ground. The cover is connected to a generator via a wing or wings and a mechanism or mechanisms comprising a fly wheel, a rotor, a stator and a clutch. Passing vehicles push the cover strip down, causing the wings to depress, and engaging a clutch that transfers a rotational motion to the rotor, eventually, the rotor drives an electromagnetic generator. The electromagnetic generator converts the rotational motion of the rotor into electrical power.

A system for measuring properties of a medium includes an electromagnetic generator for forming a CW carrier, a digital encoder for forming a digital message, and a modulator for modulating the CW carrier with the digital message to form a digitally modulated CW carrier. The medium provides a channel for propagating the digitally modulated CW carrier. The system further includes a receiver configured to receive the propagated, digitally modulated CW carrier, and a processor for measuring at least one property of the medium. The medium may be disposed within a gaseous atmosphere, a body of water, or a cell of a laboratory.

An asymmetric flywheel is coupled to an input gear that is attached to a lever or alike. The input gear and flywheel gear are engaged as the user rotates the lever. As a result, the flywheel spins and electricity is generated by the micro electromagnetic generator. When there is no direct user manual input, the input gear and the flywheel gear are disengaged. The flywheel is an unbalanced pivoted mass that rotates with inertial forces from physical accelerations by user's movement and gravitational forces, similar to a self-winding mechanism automatic watch. AC electricity is generated as a result of the flywheel's movement.

A wireless switch comprises a mechanical oscillator, a mechanical impulse deliverer, a first array of magnets positioned on a planar surface, a first conductor, and a power management circuit. The mechanical impulse deliverer delivers a mechanical impulse to the mechanical oscillator when the wireless switch is switched. The first array comprises a one dimensional or two dimensional array of magnets. The first conductor comprises a first serpentine conductor. The power management circuit provides DC power as a result of relative motion due to the mechanical oscillator between the first array of magnets and the first conductor.

A system, method, and device for docking and mooring a watercraft are disclosed. The exemplary device may have a ferrous material or an electromagnetic generator coupled to the watercraft, including a ferrous-hulled watercraft. The device may also have an electromagnetic generator coupled to the dock for selectively generating a magnetic field to attract or oppose a magnetic force field created by the on-board electromagnetic generator. A control device may be used to activate the electromagnetic generators. A communication device may be used to communicate with the control device to activate the electromagnetic generator.

There is provided an apparatus (1) and methods for processing biomass to produce charcoal, bio-oil(s) activated carbon, recarburiser carbon, or nut coke by means of microwave energy. The apparatus has a rotatable tube (5) for receiving biomass (108), an electromagnetic generator (7). One method provides applying electromagnetic energy to the biomass (108) and an absorbing material (109). An alternative method provides allowing an indirect, black body radiation field to develop, and exposing the biomass (108) to the black body radiation field and the electromagnetic energy. Another method provides allowing plasma to form and exposing the biomass to the plasma and the electromagnetic energy. Another method provides introducing the biomass to a second container (205), introducing the second container to a first reaction container (5), applying electromagnetic energy to the biomass and an absorbing material (109), allowing a plasma to form in the first container, which heats the biomass in the second container.

A specific condition for enhancing the power generation efficiency of an oscillation type electromagnetic power generator is disclosed. Solenoid coils constituting the oscillation type electromagnetic power generator are wound in directions opposite to each other with a predetermined coil gap therebetween. Adjacent magnets of a movable magnet are connected to each other via a spacer having a predetermined thickness in such a manner that poles with the same polarity are opposed to each other. A coil pitch which is the total dimension of the coil length of one solenoid coil and the coil gap and a magnet pitch which is the total dimension of the magnet length of one magnet of the movable magnet and the thickness of the spacer are almost equal to each other, and the coil length is shorter than the magnet length.

A device to convert the kinetic energy of wind into kinetic energy in the form of a rotating mass (FIG. 9) and to then selectively harvest and convert the kinetic energy of the rotating mass into electrical energy using both permanent magnet and electromagnet generators (FIG. 33). The conversion of the kinetic energy of wind into mechanical kinetic energy of the rotating mass is maximized through mechanical means by varying the physical moment of inertia of the rotating mass programatically based upon real time sensor data (FIG. 27A,27B). The conversion of the kinetic energy of the rotating mass into electrical energy is maximized through the programatical control of the field coil current of the electromagnet generator based upon real time sensor data (FIG. 62).

The invention discloses a friction power generating and electromagnetic power generating hybrid power generating system, which comprises a protection cover support frame, a stator and a rotor, wherein the at least one groove or through hole for accommodating a power generator assembly is formed in the inner side wall of the stator, the power generator assembly comprises at least one friction power generator and an electromagnetic power generator consisting of a coil and a stator magnet, the rotor comprises a wind wing, a rotating shaft and rotor magnets, the rotor magnets with different polarities are fixedly arranged in positions, corresponding to the at least one power generating assembly, on the rotating shaft, when the wind wing drives the rotating shaft to rotate, the rotor magnets with different polarities alternately realize mutual attraction and repelling with stator magnets, the collision friction with the power generator by the stator magnets is realized, and meanwhile, the cutting of magnetic induction wires of the stator magnet by coils is realized. The hybrid power generating system has the advantages that the complementation between the friction power generation and the electromagnetic power generation is realized, in addition, the energy loss in the existing wind power friction generation is effectively reduced, and the power generating efficiency is improved.

A method and apparatus are described that couples a plurality of electromagnetic sources to a material for the purpose of either processing the material or promoting a chemical reaction. The apparatus couples various electromagnetic sources of various frequencies, including provision for static magnetic fields, radio frequency fields, and microwave fields, with the possibility of applying them all simultaneously or in any combination.

The invention discloses a household garbage winnowing machine with a ferromagnetic attraction function. The household garbage winnowing machine comprises a winnowing machine body, a dust removal bentthrough part, a feeding port, an electromagnetic generator and spray nozzles. A belt wheel is arranged at the left end of the winnowing machine body and provided with a feeding conveyor belt. A plurality of screen cylinders are arranged in an original winnowing machine, substances with the small weights are screened multiple times by the screen cylinders and then are directly discharged to a lightsubstance treatment area through a clean fan, heavy substances are directly collected into a solid waste pipe, precious metal in garbage of the solid waste pipe is attracted by magnetic selectors through magnetic guiding columns, and thus recycling of the garbage is facilitated; and meanwhile lots of smoke dust generated in the winnowing process is filtered in the dust removal bent through part,the dust is subjected to impurity removal through atomized water drops sprayed by a water spraying device, separation is conducted in a stirring chamber, and the dust is discharged through a liquid discharging pipe, so that pollution of the smoke dust on the environment is reduced, corrosion of the smoke dust on internal parts of the winnowing machine is reduced, and clearing by workers is facilitated.

The invention discloses a self-driven wireless traffic flow detector based on an electromagnetic-friction hybrid nano generator. The detector comprises an electromagnetic generator and a friction nano generator which are integrated into a whole, a wireless transmitting device and a receiving device. Electrical signals of the electromagnetic generator and the friction nano generator are output and converged together by a power management circuit to supply power to the wireless transmitting device, the wind energy generated when vehicles pass drive the generators to rotate so as to produce pulse current, the wireless transmitting device transmits the electrical signals to the receiving device, and the receiving device counts the electrical signals once. The detector can realize long-term effective traffic flow detection at remote tunnels, roads and the like.

The invention discloses a method for accurately positioning puncture surgical robots on the basis of electromagnetic positioning systems, can be applied to puncture surgical robots and belongs to thefield of robot control. The method includes steps of (1), acquiring transformation matrixes between electromagnetic generator coordinate systems and sensor coordinate systems by the aid of magnetic field navigation devices; (2), computing transformation matrixes between robot coordinate systems and the sensor coordinate systems by the aid of robot kinematic models; (3), computing transformation matrixes between the electromagnetic generator coordinate systems and puncture surgical robot coordinate systems; (4), dividing and sampling robot work spaces and acquiring error information of samplingpoints; (5), carrying out error compensation on target points by the aid of spatial interpolation processes. The method has the advantages that surgical robot positioning errors can be reduced by theaid of the method, and accordingly the puncture surgical robots can be accurately positioned by the aid of the method; the method is high in precision, low in cost and simple in computation, and thelike.

A motion character figure includes a character body and a motion generator. The character body includes an elongated supporting post, and at least a first motion body supported by the supporting post in a movable manner. The motion generator includes a power generator, an electromagnetic generator, and a pendulum member. The power generator is arranged to generate electricity when the power generator is subject to visible light. The electromagnetic generator is electrically linked to the power generator for generating electromagnetic force when the power generator is subject to the visible light. The pendulum member has a pivot portion pivotally supported by the supporting post to couple with the first motion body and a magnetic portion extended toward the electromagnetic generator, wherein the when the electromagnetic generator is activated by the power generator to generate electromagnetic force, the pendulum member is driven to swing accordingly.

The invention discloses a compound pendulum frequency upconversion type wave energy collecting device. The compound pendulum frequency upconversion type wave energy collecting device comprises a shell, a compound pendulum mechanism, a driving gear, an electromagnetic power generating mechanism and a piezoelectric power generating mechanism. The shell floats on the water surface and swings along with waving, the compound pendulum mechanism is rotationally arranged in the shell and rotates along with swinging of the shell, and driving gear is rotationally arranged in the shell, and the driving gear and the compound pendulum mechanism rotate synchronously. The electromagnetic power generating mechanism is arranged in the shell and used for being in engaged transmission with the driving gear to be driven by the driving gear to generate power through electromagnetic induction. The piezoelectric power generating mechanism is arranged in the shell and located above the end face of the drivinggear and is used for generating deformation to generate power through a piezoelectric effect when the driving gear rotates. Thus, when the shell non-directionally swings along with waving, the compound pendulum mechanism generates non-directional rotation and adapts to dynamic changes of water surface wave energy, and high energy harvesting efficiency is achieved. Meanwhile, the electromagnetic power generating mechanism and the piezoelectric power generating mechanism carry out energy conversion through two different electromechanical coupling energy exchange mechanisms, the spectrum coverage range on wave energy is wide, high adaptability is achieved, and the conversion efficiency is high.

A method and apparatus are described that couples a plurality of electromagnetic sources to a material for the purpose of either processing the material or promoting a chemical reaction. The apparatus couples various electromagnetic sources of various frequencies, including provision for static magnetic fields, radio frequency fields, and microwave fields, with the possibility of applying them all simultaneously or in any combination.

The invention provides an energy collection device which can collect energy during human motion to supply energy for electronic equipment and realize long-term endurance of the electronic equipment. An electromagnetic generator, a friction generator and a piezoelectric generator are integrated to construct a composite generator for collecting the energy during human motion. The composite generatorcan improve the output and greatly expand the scope of generator application. Meanwhile, a wearable general energy collection device is designed according to the human motion scenes. The device can be worn on the arms, elbows, legs, knees, waists and other parts. When the human body is moving (walking, running, jumping, etc.), arm swinging, leg movement, knee movement, etc. will drive the systemto shake and realize the conversion of mechanical energy to electric energy in the process of human movement, and thus the energy collection device has a good application prospect.

A generator includes: a housing defining a chamber; a fan in fluid communication with the chamber, wherein the fan is oriented to draw a partial vacuum in the chamber; a pipe including a first opening and a second opening, wherein the first opening is in fluid communication with the chamber and the second opening is in fluid communication with the ambient atmosphere, such that when a partial vacuum is drawn in the chamber a partial vacuum is drawn within the pipe; a plurality of turbine blades within the pipe configured such that airflow from the second opening towards the first opening flows across the plurality of turbine blades to cause the turbine blades to rotate; a rotating element driven into rotational movement by the rotation of the turbine blades; and an electro-magnetic generator configured such that the rotating pipe is a rotating element within the electro-magnetic generator.

A method and apparatus is described comprising of a plurality of electromagnetic resonant structures coupled to a common process or reaction volume, such that resonance of each structure is maintained while the process or reaction volume is a part of each resonant structure. At the same time, each resonant structure is matched to its respective electromagnetic generator. Such a system allows each generator and its delivery system to run at rated power, with summation of all the powers occurring in the common process or reaction volume. In various embodiments of this invention, the various electromagnetic generators can run at the same or different frequencies. The various resonant structures can be single mode or multimode, or a mixture of single mode and multi mode. The various resonant structures can be arranged spatially in order to couple several structures to the process or reaction volume. Various spatial arrangements also allow coupling of either the electric or the magnetic field to the process or reaction volume, as well as allowing the generation of rotating fields in the process or reaction volume with any orientation of the rotating field with respect to the process or reaction volume.

The invention provides a distribution system of magnetic supports in vacuum glass, which relates to a distribution system of supports in vacuum glass. The distribution system solves the problems of low efficiency and high error rate of the prior art for distributing supports in vacuum glass. In the invention, an electromagnetic generator (4) is installed on an upper end surface of a distribution table (3); a plurality of magnets (5) are uniformly distributed on the electromagnetic generator (4); distributed detecting components are arranged above the magnets (5); a photoelectric detector (6) and two distribution pens (7) are installed on a movable base (2), and the photoelectric detector (6) is positioned between the two distribution pens (7); the distance between the photoelectric detector (6) and each distribution pen (7) is equal to the distance between two adjacent magnets (5); a step drive motor (1) is fixedly connected with the movable base (2); and a plurality of magnetic supports (9) are installed in the distribution pens (7). The invention has the advantages of high distribution efficiency and low distribution error rate.

The invention discloses a working medium contact cooling system for high-power electromagnetic generators. The working medium contact cooling system comprises the high-power electromagnetic generators, an insulating liquid heat-conducting working medium, nozzles, spray branch pipes, a spray master pipe, a working medium pump, a filter and a working medium box, wherein the insulating liquid heat-conducting working medium is contained in the working medium box; the working medium pump sinks into the insulating liquid heat-conducting working medium; the filter is arranged at an inlet of the working medium pump; the working medium pump is connected with the spray master pipe; a plurality of spray branch pipes are connected with the spray master pipe in parallel; each spray branch pipe is provided with a plurality of nozzles; the nozzles are opposite to the high-power electromagnetic generators and spray towards the front surfaces and the back surfaces of the high-power electromagnetic generators to form a relatively open spray structure; the insulating liquid heat-conducting working medium is a non-polar substance; and the insulating liquid heat-conducting working medium is free of a phase change in the spraying process. The invention further provides a working method of the working medium contact cooling system for the high-power electromagnetic generators. The heat dissipation structure is reasonable and the heat dissipation efficiency is high.

Examples of apparatus, methods, and compositions for endodontic treatments are described. In certain implementations, the apparatus can include a treatment fluid supply configured to supply a treatment fluid to a treatment region of the tooth and a pressure wave generator configured to generate pressure waves in the treatment fluid. The pressure wave generator can include a volume housing an electromagnetically responsive material, a diaphragm including a first side and a second side, the first side exposed to the volume, the second side exposed to the treatment fluid, the diaphragm being movable such that movement of the electromagnetically responsive material within the volume causes movement of the diaphragm, and an electromagnetic generator coupled to the volume, the electromagnetic generator configured to generate electromagnetic energy. The electromagnetically responsive material can be responsive to the electromagnetic energy generated by the electromagnetic generator so as to cause the movement of the diaphragm.

A power generator comprises a first array of magnets or a first sheet magnet, a first conductor, and a power management circuit. The first array comprises a one dimensional or two dimensional array of magnets. The first sheet magnet includes a one dimensional or two dimensional array of alternating magnetic poles. The first conductor comprises a first serpentine conductor that is on a plurality of layers of a first multilayer printed circuit board or a first serpentine conductor that is on one or more planes. The power management circuit provides DC power as a result of relative motion between the first array of magnets or the first sheet magnet and the first conductor

The invention relates to a hydraulic electromagnetic generation device for collecting idle kinetic energy of vehicles, which comprises a protective cover, an energy collector, a one-way valve, a hydraulic motor, an electromagnetic generator, an energy storage device, a pipeline and a buffer device, wherein the buffer device is used for controlling flow rate of fluid in the pipeline, and the energy storage device is an accumulator. The hydraulic electromagnetic generation device is high in energy conversion efficiency, is anti-fatigue, is long in service life and high in reliability, simple in structure, low in production cost, excellent in processing and engineering compatibility, capable of meeting application requirements of vehicle decelerating brake at places such as freeway toll stations, speed bump regions, turning sites and the like, effectively collecting idle kinetic energy generated from the vehicles, has low damage to roadbed and road surfaces, cannot bring any obstacles to running of the vehicles, and can also be used as an emergency power source for power utilization equipment such as lamps on sites such as large-size parking lots, gas station and the like. The energy collector arranged under the road surface can resist corrosion of rainwater and the like so that reliability and stability of power generation floor are improved.

The invention relates to a fluid kinetic energy collecting device for an underwater vehicle. The fluid kinetic energy collecting device comprises a tubular body. The body is formed by alternately connecting two or more vibration cabins with one or more water wheel cabins in series. The diameter of the vibration cabins is larger than that of the water wheel cabins. A corrugated pipe is arranged in each vibration cabin, and internally provided with a flexible piezoelectric material. Each water wheel cabin is internally provided with a water wheel through a rotation shaft, wherein the two ends of the rotation shaft stretch out of the two sides of the water wheel cabin. The two outward stretching ends of each rotation shaft are connected with the input ends of electromagnetic power generators correspondingly. During work, water flows in from one end of the body and flows out from the other end, the corrugated pipes in the vibration cabins are induced to vibrate, piezoelectric energy conversion is achieved, and electric energy output is achieved; and meanwhile, water flow drives the water wheels in the water wheel cabins to rotate, and then the electromagnetic power generators are driven to conduct electromagnetic power generation. The device is arranged in the underwater vehicle, the generated electric energy can be directly stored in a storage battery of the underwater vehicle, and the underwater vehicle can be charged in real time.

The aim of the present invention lies in providing an electromagnetic generator which generates electricity by vibration of a magnet, and is capable of generating electricity efficiently even with vibrations of small amplitude. The electromagnetic generator comprises: a magnet assembly comprising a plurality of stacked permanent magnets which are magnetised in the direction of stacking with like poles facing each other; and a solenoid coil that is positioned surrounding the side faces of the magnet assembly, the magnet assembly being constructed in such a way that the relative position of the solenoid coil can be altered. In this electromagnetic generator, the planar position of the magnet assembly in which like poles face each other is retained by a resilient body or the magnetic repulsive force of a permanent magnet, in such a way as to coincide with the centre of the solenoid coil in the winding axis direction, in the stationary position.