16 results about "Electric potential energy" patented technology

The invention relates to the technical field of micro aircrafts, in particular to an atmospheric potential energy self-sustaining aircraft. Comprising a stator component provided with a positive electrode and a negative electrode which are distributed crosswise in the circumferential direction; a rotor member having a conductive sheet; the conducting strip can obtain charges from the positive electrode or the negative electrode of the stator part, so that the rotor part is driven to rotate; the rotor wing assembly is connected to the rotor component; the positive charge collecting part is electrically connected with the positive electrode and used for collecting positive charges in the atmosphere and supplying the positive charges to the positive electrode; and the grounding part is electrically connected with the negative electrode and is used for grounding the negative electrode. By arranging the positive charge collecting component and the grounding component, the aircraft can directly obtain electric energy from an atmospheric electric field, and the natural potential difference between the high altitude and the ground is used for driving the rotor component to rotate, so that continuous power is provided for the aircraft. The mode does not depend on a traditional storage battery or a solar cell, the problems that an existing micro aircraft is short in endurance time and limited by light conditions are solved, and cross-day and cross-night continuous flight can be achieved.

The invention relates to the technical field of wastewater resourceful treatment, in particular to a magnetic field reinforced anaerobic reactor and a wastewater resourceful treatment method. The magnetic field intensified anaerobic reactor comprises an anaerobic reactor body and a plurality of magnetic blocks fixed on the outer surface of the anaerobic reactor body, the plurality of magnetic blocks are divided into a plurality of rows and surround the outer surface of the anaerobic reactor body, and the magnetic blocks in each row are circularly arranged in the sequence of left, upper, right and lower according to the magnetic field direction. The magnetic field enhanced anaerobic reactor can utilize the magnetic field to convert the ascending or descending motion of microorganisms in the reactor depending on water flow, bubbles or self into magnetic induction line cutting motion, convert kinetic energy into electric potential energy and enhance electron transfer between acetogens and methanogens; the utilization degree of organic matters in the wastewater by the acid-producing bacteria and the methane-producing process of reducing carbon dioxide by utilizing electrons by the methane-producing bacteria are improved, and the energy utilization and methane-producing efficiency in the anaerobic reactor are improved.

The invention discloses a gravity energy storage and concrete supercapacitor energy storage composite energy storage system, which relates to the technical field of energy storage and comprises a concrete composite energy storage medium unit, a mechanical transmission unit, a control unit and an energy conversion unit, the control unit cooperatively controls the energy conversion unit and the mechanical transmission unit to convert unsteady-state electric energy into mechanical potential energy of the concrete energy storage medium unit, and charges the concrete energy storage medium unit to convert the unsteady-state electric energy into electric potential energy. The control unit cooperatively releases gravitational potential energy of the concrete energy storage medium unit and the capacitor through feedback adjustment, and stable electric energy is formed through the energy conversion unit to be input into a power grid. According to the energy storage system, gravity energy storage and concrete capacitor energy storage are combined, the advantages of the gravity energy storage and the concrete capacitor energy storage are brought into full play, and the energy density, the power density and the energy conversion efficiency of the energy storage system are improved.

The invention discloses a microwave energy collector based on a two-dimensional material and a preparation method thereof. The microwave energy collector comprises a substrate (1), an energy conversion layer (2) and two electrodes (3), the energy conversion layer is arranged on the substrate, and the two electrodes are attached to the energy conversion layer; the energy conversion layer is made of a two-dimensional material; grid voltage is loaded between the substrate and the electrodes, and after the microwave energy collector receives microwaves, potential difference can be generated between the two electrodes. According to the microwave energy collector, the energy conversion layer is made of the two-dimensional material, and the microwave energy collector and the energy conversion layer based on the two-dimensional material can achieve the effects of collecting microwave energy and converting the microwave energy into electric potential energy.

This invention provides a high-recovery heme iron extraction method and apparatus using enzymatic hydrolysis-multi-stage centrifugal coupling, relating to the fields of biopharmaceuticals and fluid dynamics processing technology. The method first constructs a polyanionic electrolyte shielding system, utilizing electrostatic potential energy to induce conformational instability of globin and pre-exposure of hydrophobic cavities, reducing binding energy at the molecular level and solving the problem of heme's encapsulation resistance in high-concentration systems. Then, high-shear coupled enzymatic hydrolysis is performed within a micron-sized liquid film generated by a hypergravity field, utilizing the instantaneous synergy of mechanical shear stress and enzymatic degradation to achieve directional exfoliation of heme, eliminating secondary re-adhesion effects. Finally, directional phase transition regulation is performed based on density gradient drive, and a high-frequency pulsed pressure field is introduced for in-situ exchange washing, distinguishing and retaining impurities and crystal cores, outputting a high-purity, flavor-neutral heme iron product. This invention effectively improves the controllability of the extraction process and the stability of industrial continuous production.

The invention discloses a heat-insulating and cooling sheet made of heat-insulating and cooling powder, and relates to the technical field of heat-insulating materials, and the heat-insulating and cooling sheet comprises the following components: 30-40% of a solid electrolyte matrix; 25%-45% of a nanometer heat insulation filler; 5%-10% of an ionic conduction enhancer; 10%-35% of a binder; according to the invention, through the heat insulation cooling sheet based on ion conduction, the heat insulation effect can be automatically adjusted along with the change of the environment temperature, when the external temperature rises, the ion migration rate in the solid electrolyte is accelerated, part of heat energy is converted into electric potential energy, heat conduction is hindered, and when the temperature is reduced, the ion migration is slowed down; and meanwhile, the solid electrolyte and the nanometer heat insulation filler have a synergistic effect, so that the heat conductivity coefficient of the material is greatly reduced, and the heat insulation effect is further improved through energy conversion in the ion conduction process.

The application discloses an optical system and a photocurrent regulation method. The optical system comprises a light source, a beam splitting unit, a first beam returning mirror group, a second beam returning mirror group, a beam combining unit and a semiconductor device. The application sets the contact potential barrier between the first electrode and the functional layer in the semiconductor device to be different from the contact potential barrier between the second electrode and the functional layer, so that there is a potential energy difference between the first electrode and the second electrode, a bias electric field between the electrodes is constructed, a semiconductor device is excited by combining the interference of the two femtosecond laser pulses, the light intensity of the combined interference pulse is changed by adjusting the transition between the interference cancellation and the interference of the two femtosecond laser pulses, the diffusion and drift competition mechanism of the photo-generated carriers is regulated, and the size and direction of the photocurrent are effectively and superfast regulated.

The utility model discloses refrigeration equipment, and belongs to the technical field of cold storage and freezing devices. The refrigeration equipment comprises an evaporator, a condenser and a cooling fan, and is characterized by further comprising a cooling fan control circuit used for obtaining the surface temperature of the evaporator and the surface temperature of the condenser, generating electric potential energy based on the temperature difference between the surface temperature of the evaporator and the surface temperature of the condenser, and sending the electric potential energy to the cooling fan control circuit; and driving the cooling fan to operate based on the electric potential energy. The surface temperature of the evaporator and the surface temperature of the condenser are obtained through the cooling fan control circuit, then the temperature difference is converted into the electric potential energy, the cooling fan is driven through the electric potential energy, and the energy consumption of the refrigeration equipment can be reduced.

The application discloses a kind of transistor-like nanogenerator and its working method, and the nanogenerator includes cavity, which is fixedly installed with gate block;Microspheres are arranged in the cavity;Source ring, which is sleeved in the first end of the cavity;Drain ring, which is sleeved in the second end of the cavity, drain ring is electrically connected with gate block;Shell is provided with slide rail, and both ends of slide rail are equipped with fixed electrode.The application generates electric charge by the friction of microspheres and cavity, and changes the potential difference between source ring and drain ring by the way of electrostatic induction, so as to complete power generation;After microspheres accumulate to one end of the cavity, potential energy is accumulated on source ring or drain ring, and the charge on source ring and drain ring starts to move only after gate block contacts with fixed electrode, so as to improve instantaneous output density, and since the charge is rapidly transferred in the moment when gate block contacts with fixed electrode, the theoretical internal resistance of the device is 0, which can solve the problem of high internal resistance of the device.

The electromagnet comprises a main switch, a first capacitor and a delay switch, the main switch is electrically connected with the electromagnet, the main switch is connected with the electromagnet in series, the first capacitor is electrically connected with the main switch and the electromagnet, the first capacitor is connected with a diode in series, and the delay switch is electrically connected with the main switch. The delay switch is electrically connected between the first capacitor and the diode, the other end of the diode is connected between the main switch and the diode, the main switch is electrically connected with a power supply, and the other end of the power supply is electrically connected with the electromagnet; when the main switch is closed, the electromagnet is magnetized to work and attract, when the main switch is instantly disconnected from a power supply, the electromagnet can generate reverse electromotive energy, voltage and current, the electromotive energy is absorbed by the capacitor Ca through the diode Da, and after the whole electromotive energy is completely absorbed, the electromagnet is reversely discharged after the delay switch Kb is closed, a reverse magnetic field is generated, and the electromagnet is electrified. And the residual magnetism elimination work is completed.

The application provides a mine water diffusion flow detection device and a mine water diffusion flow detection method. The mine water diffusion flow detection device comprises a support, a rotating shaft arranged on the support, a fan blade rotatably arranged on the rotating shaft and rotated under the pushing of the water flow, a generator in driving connection with the fan blade, the generator converts the rotating force of the fan blade into electric potential energy, different rotating speeds of the fan blade generate different sizes of electric potential energy, and the electric potential signal of the generator is transmitted to an external device to represent the water flow velocity; and a temperature sensor connected with the support to measure the temperature of the water flow. The application solves the problem in the prior art that the flow velocity and diffusion of the mine water in the underground reservoir cannot be effectively analyzed.

The invention discloses a container crane lifting appliance potential energy recovery and storage device which comprises a lifting appliance potential energy recovery and storage system, and the lifting appliance potential energy recovery and storage system comprises an energy recovery execution layer, an intelligent control layer and a collaborative application layer. The energy recovery execution layer is used for capturing and converting potential energy generated in a container crane lifting appliance, the energy recovery execution layer comprises an electric potential energy recovery system, a hydraulic potential energy recovery system and a dual-mode switching module, and the electric potential energy recovery system comprises an electric potential energy hardware layer; by recycling the potential energy of the lifting appliance of the container crane, the originally wasted potential energy is collected and stored in the energy storage device to be reused in subsequent operation, the recycled potential energy can directly supplement power required by lifting of the lifting appliance, energy dependence on a power grid or an engine is reduced, energy consumption of the whole machine can be reduced by 15%-30% through potential energy recycling, and the energy consumption of the whole machine is reduced by 20%-30%. And the long-term operation cost is obviously reduced.

The invention provides a sea-land cooperative seawater pumped storage-ocean temperature difference heat energy composite power generation system and method, and aims to solve the problems of low energy utilization rate, poor stability and high cost caused by independent operation of seawater pumped storage and OTEC. The system comprises a seawater pumped storage subsystem, an OTEC subsystem, a cooperative control subsystem and a heat energy recovery module, and three-way reversible conversion of electricity, potential energy and heat energy is achieved through a three-in-one framework. According to the method, energy conversion paths are dynamically switched based on power grid loads (a low ebb period, a peak period and a flat period), surplus power is stored in double paths in the low ebb period, power is supplied cooperatively in the peak period, and energy consumption is optimized in the flat period. The ocean energy utilization efficiency and the power grid stability are improved, the construction and operation cost is reduced, and remarkable economic and environmental benefits are achieved.

This invention provides a plasma-enhanced physical vapor deposition method, comprising the following steps: (1) a) sequentially forming a high-resistivity metal oxide and a metal thin film protective layer on the surface of a metal shield, and generating a negative potential; or b) depositing a metal thin film protective layer on an insulating shield by magnetron sputtering, and generating a negative potential; (2) preparing a metal film by magnetron sputtering: transferring the substrate to the stage, lifting the annular metal baffle into the shield, introducing a certain flow rate of argon gas to form a glow discharge plasma, the plasma colliding with sputtered metal atoms to generate a large number of metal ions, forming a metal film on the substrate; (3) eliminating and initializing the charge on the surface of the shield in the PVD vacuum chamber. This invention forms a high-resistivity metal oxide and a metal thin film protective layer on the surface of a metal shield or forms a metal thin film protective layer on an insulating shield, and generates a negative potential, which can enhance the plasma density during metal thin film sputtering and improve the metal thin film step coverage.

A light detection device includes a controller that controls electric potentials of a charge collection electrode and a transfer gate electrode so that potential energy in a region immediately below the charge collection electrode is a first level, and potential energy in a region immediately below the transfer gate electrode is higher than the potential energy in the region immediately below the charge collection electrode in a first period, and so that the potential energy in the region immediately below the charge collection electrode is a second level higher than the first level, and the potential energy in the region immediately below the transfer gate electrode is lower than the potential energy in the region immediately below the charge collection electrode in a second period after the first period.