9 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 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.

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 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 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.

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.