35results about How to "Solve energy supply" patented technology

An artificial cyclone generating device and its generating method are disclosed in the present invention, through guiding ascent airflow to form high speed cyclone, thus generates controllable cyclone and uses for generating. The device pipeline system is sequentially connected by air inlet window, gas filtering net, gas inlet funnel, propeller pipe, vertical motor cabin, airflow guiding pipe, airflow heating pipe, adjustable ventilating gate, spiral ridge pipeline, air outlet funnel and air outlet window according to the airflow inlet and outlet flow direction. A vertical generator and horizontal generator are arranged in the pipeline, spiral ridge extending with spiral type along the pipeline axial direction is arranged on the round inner wall of the spiral ridge pipeline. Through the spiral ridge pipeline laying, mounting along the steep mountain body, the spiral ridge makes the ascent airflow flowing in its pipe form rotary artificial cyclone, using the artificial cyclone to driving the generator arranged in the pipeline system to generate.

Provided is a hydraulic underwater vehicle vertical shaft ocean current power generating device, wherein two vertical shaft ocean current power generating devices are respectively mounted on the shell of the vehicle, and the mounting directions of the two vertical shaft ocean current power generating devices are opposite. Three vanes are respectively mounted on the top end of each telescopic mechanism in the vertical shaft ocean current power generating devices; the vanes rotate around a central shaft under the impact of the incoming flow; the lift force and resistance suffered by the vanes are different in different azimuth angles; and tangential force which drives a spindle to rotate is generated for enabling the vanes, the telescopic mechanisms and power generating device brackets to rotate around the vertical axis of the underwater vehicle, so as to drive a permanent magnetic rotor to rotate and cut a winding stator in order to generate an induced electromotive force, thereby changing the kinetic energy of the ocean current into electric energy which is to be used by the underwater vehicle. In the hydraulic underwater vehicle vertical shaft ocean current power generating device, the power generated by acquiring the ocean current energy is in direct proportion to the elongation and turning radius of the vanes; the problem of energy resource supply for underwater vehicle is solved; the working time of the underwater vehicle is extended; and the cost is saved.

The invention discloses a gear transmission based underwater vehicle vertical shaft current power generation device. Two vertical shaft current power generation devices are respectively installed on a vehicle casing; installation directions of the two vertical shaft current generation devices are opposite; an internal gear is fixed on the external end surface of an impeller casing end plate; external gears are fixed on shafts of the electric generators; the electric generators are symmetrically installed on the end surface at the middle section of the vehicle; three blades are respectively installed at top ends of extensible mechanisms; the blades rotate surrounding a center shaft under impact of incoming flows and generate tangential force which drive a rotary shaft to rotate and accordingly the blades, the extensible mechanisms and generation device supports rotate surrounding underwater vehicle longitudinal axes, the internal gear which is connected with an impeller casing is driven to rotate, then the external gears and the electric generators are driven to rotate, and kinetic energy of currents is converted to be electric energy for the underwater vehicle. The gear transmission based underwater vehicle vertical shaft current power generation device solves the energy supply problem of the underwater vehicle, prolongs the working time of the underwater vehicle and saves costs.

The invention discloses a dilatation joint vibration monitoring system based on piezoelectric ceramic self power. The system comprises an elastic metal strip, a mounting base, a vibration sensor, a pressing head, a storage battery and a piezoelectric ceramic film. The pressing head comprises a box body connection body, a finger pressing part and a tip part. The mounting base is installed on a bridge pier. The box body connection part is fixedly connected to a box body. One end of the elastic metal strip is fixedly connected with the mounting base. The middle part and the other end of the elastic metal strip are impending, and the upper surface of the other end of the elastic metal strip is in tight contact with the tip part. The piezoelectric ceramic film is pasted to the upper surface or / and the lower surface of the elastic metal strip, and an output end of the piezoelectric ceramic film is connected with a charging port of the storage battery through an electric wire. A power supply port of the storage battery is connected with the vibration sensor through the electric wire. The vibration sensor is installed on the box body. The dilatation joint vibration monitoring system is capable of effectively solving the long-term dilatation joint vibration monitoring power problem and is advantageous by being simple in structure, convenient to install, green and environmental-friendly, and economical and practical.

The invention provides a data coding method for a passive radio-frequency identification system. The method comprises the following steps: 1) dividing to-be-transmitted binary data into groups each having two bits; and 2) indicating each of the following four types of data groups using data symbols which are constituted by a high level followed by a low level: '0 0', '0 1', '1 1' and '1 0', wherein the total length of the high levels is different from the total length of the low levels of the data symbols indicative of the data groups '0 0', '0 1', '1 1' and '1 0'. According to the invention, the unit bit provides more energy to the tags to better ensure synchronization of the reader / writer-side data at the tag end, and the method is convenient to implement.

The invention discloses a WLAN protocol design and optimization method based on energy collection and deep reinforcement learning. AEH‑CSMA / CA protocol; S3, make an optimization decision based on deep reinforcement learning for intelligent STAs in the network. The invention combines the energy collection technology with the wireless communication technology, effectively solves the energy supply problem of the massive devices of the Internet of Things in the future, and realizes the vision of a green network. At the same time, based on deep reinforcement learning technology, intelligent decision-making is made for intelligent STAs in the network to reduce the probability of energy interruption and increase the amount of data transmission, making the wireless network more intelligent.

The invention relates to a virtual mast used in reconnaissance. Its structure is composed of a rotor-type electric aircraft, a small photoelectric load and a ground control unit. The rotor-type electric aircraft includes an autopilot and a power device; the small photoelectric The load includes a CCD camera, a laser rangefinder and an infrared thermal imager; the CCD camera, the laser rangefinder and the infrared thermal imager adopt a common optical path design, and the three are packaged in a housing. The housing is connected to the bottom of the rotor-type electric aircraft; the small photoelectric load conducts photoelectric monitoring of the reconnaissance target or reconnaissance area, and the ground control unit collects and processes the obtained photoelectric signals through signal cables. The invention adopts the load reconnaissance device of the rotor-type electric aircraft, solves the energy supply problem of the rotor-type electric aircraft in a mooring manner, realizes the long-time airborne and reconnaissance of the reconnaissance device, and has wide application prospects.

The invention provides a noise reduction transduction device and method combined with Helmholtz resonance effect and Venturi effect, which belong to the technical field of noise control and new energy power generation. The electric sheet, the sound energy generating noise reduction board is provided with a working unit composed of a Helmholtz resonator and a Venturi channel; the Helmholtz resonator is vertically arranged, including a connected Helmholtz resonator cavity and a neck , the top of the Helmholtz resonance cavity is closed by a piezoelectric sheet arranged on the top opening of the acoustic power generation noise reduction board; the Venturi channel runs through the front and back of the acoustic power generation noise reduction board transversely, including the connected entrance section, Throat and exit sections, the throat communicates with the neck of the Helmholtz resonator. Combining the Helmholtz resonance effect and the Venturi effect in one device, it can collect noise and airflow in the environment at the same time, improve energy conversion efficiency, turn noise into treasure while reducing noise, and use noise to generate electricity.