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312 results about "Self generation" patented technology

Multiple dispersion strengthening copper-base composite material prepared in situ and preparation method thereof

The invention discloses a multiple dispersion strengthening copper-base composite material produced in situ and a preparation method thereof; the reinforced phase comprises at least three of the following substances: titanium carbide, zirconium carbide, alumina, titanium boride, aluminum carbide, chromium oxide, zirconia, graphite and copper; wherein, the contents of titanium carbide, zirconium carbide, alumina, titanium boride, chromium oxide and zirconia are not less than 0.3% and not more than 5%, the content of aluminum carbide is not less than 0.1% and not more than 5%, the content of graphite is not less than 0.1% and not more than 1% and the balance is copper. The particle size of the reinforced phase is between 10nm to 10mu m. The preparation method adopts ball milling; pressing, sintering and squeezing processes and the technological parameters are optimized and controlled properly to obtain the multiple dispersion strengthening copper-base composite material. Because the in situ self-generation technology is adopted and various reinforced phase methods are combined, the material of the invention has higher high-temperature strength and better electroconductibility and anti-creep property compared with the traditional ceramic particle strengthening copper-base composite material.
Owner:WENZHOU HONGFENG ELECTRICAL ALLOY

Electric power generating apparatus for movement type equipment and self-generation system having the same

Provided are an electric power generating apparatus for a movement type equipment and a self-generation system having the same. The electric power generating apparatus for a movement type equipment includes: a piezoelectric beam having an end fixed to a movement type equipment and other end with a mass; and a rectifier unit for rectifying and storing electric energy generated due to deformation of the piezoelectric beam. The self-generation system includes: a movement type equipment; and an electric power generating apparatus for a movement type equipment including a piezoelectric beam having an end fixed to a movement type equipment and other end with a mass, and a rectifier unit for rectifying and storing electric energy generated due to deformation of the piezoelectric beam. According to the electric power generating apparatus for the movement type equipment and the self-generation system having the same, since external movement is converted into vibration perpendicular to an electric beam using elasticity of the electric beam and load applied to an end of the beam, continuous vibration is induced to the piezoelectric beam. Also, high energy conversion efficiency can be obtained by using resonance.
Owner:KOREA INST OF SCI & TECH

Pore self-generation superhard abrasives grinding tool and shaving method thereof

The invention discloses an automatic pore generation ultrahard abrasive grinding tool and a method for dressing the same. The grinding tool at least consists of abrasive grains, a bonding agent and a 'soluble' filling agent. The 'soluble' agent soluble in a certain solvent is added into the bonding agent of the automatic pore generation ultrahard abrasive grinding tool, and a layer of the 'soluble' filling agent can be coated on the ultrahard abrasive grain surface layer according to requirement. The 'soluble' filling agent and the bonding agent act together to hold the abrasive grains and ensure excellent strength of the grinding tool. In a grinding process of the grinding tool, when the abrasive grains on the surface of the grinding tool are passivated and the grinding tool needs to be dressed, the method can deliver the certain solvent to the surface of the grinding tool to dissolve the 'soluble' filling agent on the surface layer of the grinding tool and generate pores in the bonding agent to reduce the structural strength of the bonding agent and holding force of the bonding agent to the sounding abrasive grains and make the abrasive grains on the surface layer of the grinding tool easy to fall off, thereby automatically dressing the grinding tool and revealing new abrasive grains.
Owner:吴寿麟

Asphalt concrete pavement utilizing self-generation of direct piezoelectric effect

ActiveCN101792996ASolve the problem of lighting electricityDiversified functional modulesIn situ pavingsPiezoelectric/electrostriction/magnetostriction machinesMechanical energyRoad surface
The invention discloses an asphalt concrete pavement utilizing self-generation of direct piezoelectric effect. The invention provides asphalt concrete capable of burying and laying a piezoelectric self-generation unit by selection of the raw materials and the design of the mix proportion, and ensures that the road use performance of the asphalt concrete can meet the technical requirements of asphalt, and works out the thickness of a structural layer of the asphalt concrete pavement through simulation. The method comprises the following steps: burying and laying at least one piezoelectric self-generation unit in the structural layer of the asphalt concrete pavement, transforming the mechanical energy generated under the vibration or the extrusion of outside vehicles into electric energy through the piezoelectric self-generation unit and providing the electric energy for an energy collection and illumination device. The invention makes full use of the mechanical energy generated when the automobiles run on the pavement, transforms the mechanical energy into clean electric energy without pollution for roadway illumination, thereby greatly relieving the energy scarcity situation in our country and reducing the emission of harmful gas, even can be a breach for whole energy conservation work in our country, is a novel clean and environment-friendly energy saving mode and has obvious economic and society benefits.
Owner:武汉理工大产业集团有限公司

Method for improving structure property uniformity of in-situ particle enhanced aluminum-based composite material

The invention relates to a method for improving the structure property uniformity of an in-situ particle enhanced aluminum-based composite material. The method comprises the following steps: performing homogenized thermal treatment on a particle enhanced aluminum-based composite material obtained by in-situ self-generation casting through an alloy element; performing unidirectional hot extrusion deformation on the homogenized in-situ particle enhanced aluminum-based composite material; performing hot rolling on the in-situ particle enhanced aluminum-based composite material subjected to hot extrusion; performing T6 thermal treatment on the rolled in-situ particle enhanced aluminum-based composite material to complete the treatment. By the adoption of two-step orthogonal thermal deformation, the method is favorable for breaking aggregation of self-generated ceramic particles in the in-situ particle enhanced aluminum-based composite material to obtain a uniformly dispersed and distributed ceramic enhanced phase; by the combination of unidirectional extrusion and orthogonal rolling, aluminum matrix crystalline grains can be effectively refined, and a relatively thin and equiaxial matrix crystal grain structure is prepared, so that the uniformity of the structure property of the in-situ particle enhanced aluminum-based composite material is improved.
Owner:SHANGHAI JIAO TONG UNIV

Simulation system and simulation method of hydrocarbon generation, adsorption and desorption of shale

ActiveCN103711483AConvenient exploration and development practiceEffective guidanceBorehole/well accessoriesDesorptionSelf-absorption
The invention provides a simulation system and simulation method of hydrocarbon generation, adsorption and desorption of shale. The simulation system comprises a shale gas self-generation device, a shale gas self-absorption device and a shale gas yield counting device which are connected in sequence. The shale gas self-generation device is used for simulating the hydrocarbon generating process of shale, the shale gas self-absorption device is used for simulating the adsorption and desorption processes of hydrocarbon gas, and the shale gas yield counting device is used for counting simulation parameters of the hydrocarbon gas released by desorption of the shale gas self-absorption device. The simulation system further comprises a control device connected with the shale gas self-generation device, the shale gas self-absorption device and the shale gas yield counting device. The control device is used for controlling the work pressure and temperature of the shale gas self-generation device to simulate the hydrocarbon generating process under different temperatures and pressures, controlling the work pressure and temperature of the shale gas self-absorption device to simulate the adsorption and desorption processes of the hydrocarbon gas under different temperatures and pressures, and controlling the shale gas yield counting device to count the simulation parameters of the hydrocarbon gas released by the shale gas self-absorption device. The simulation system can effectively, quickly and conveniently guide shale gas exploration and development practice.
Owner:海南大旺实业有限公司

Intelligent household microgrid system based on technology of internet of things

The invention relates to an intelligent household microgrid system based on a technology of internet of things. The intelligent household microgrid system includes an energy system and a control platform thereof. The energy system includes a photovoltaic cell, a chopper module, an energy storage device, a rectifying module and a PCC (point of common connection) switch. The control platform includes a CPU, a storage module, a ZigBee wireless networking device (full-function ZigBee (FFD) main coordinator, a local ZigBee universal remote controller, and a reduced-function (RFD) ZigBee terminal node) and a peripheral interface. The control platform of the intelligent household microgrid system also includes a cloud computation background service system in the broad sense. The intelligent household microgrid combines intelligent grid, microgrid and internet of things technologies and one of great characteristics of the intelligent household microgrid is that a ZigBee wireless technology is introduced to the household microgrid so that the system is capable of networking flexibly. The intelligent household microgrid system is combined with a peak-valley electrovalency system to realize functions such as reliable power supplying through combination of self generation and grid power, intelligent scheduling of distributed photovoltaic power generation, intelligent charging and discharging of the storage device under different states, power bidirectional flowing between the system and the grid, real-time visualization of electricity quantity information and automatic switching of grid connection and grid isolation and the like.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Electric power generating apparatus for movement type equipment and self-generation system having the same

Provided are an electric power generating apparatus for a movement type equipment and a self-generation system having the same. The electric power generating apparatus for a movement type equipment includes: a piezoelectric beam having an end fixed to a movement type equipment and other end with a mass; and a rectifier unit for rectifying and storing electric energy generated due to deformation of the piezoelectric beam. The self-generation system includes: a movement type equipment; and an electric power generating apparatus for a movement type equipment including a piezoelectric beam having an end fixed to a movement type equipment and other end with a mass, and a rectifier unit for rectifying and storing electric energy generated due to deformation of the piezoelectric beam. According to the electric power generating apparatus for the movement type equipment and the self-generation system having the same, since external movement is converted into vibration perpendicular to an electric beam using elasticity of the electric beam and load applied to an end of the beam, continuous vibration is induced to the piezoelectric beam. Also, high energy conversion efficiency can be obtained by using resonance.
Owner:KOREA INST OF SCI & TECH

self-generating wireless switch

The invention relates to the technical field of switches, and discloses a self-generating wireless switch, which comprises micro generators and a control board, wherein the control board is used for transmitting wireless control signals externally; each micro generator comprises a magnet group arranged movably and a coil group, the coil group comprises an iron core and a wire electrically connected onto the control board, the wire is wound on the iron core, and a coil is formed; the magnet group is placed outside the coil group and is arranged oppositely to the center line of the coil, and comprises a permanent magnet and concentrating flux plates arranged at two opposite sides of the permanent magnet. In the self-generating wireless switch, through manipulating the magnet group to move vertically, the mechanical energy is converted to electric energy, self generation is thus realized for providing power for the control board, the wireless control signals are transmitted externally; the reliability is good, safety is realized, convenience of a remote control switch is realized, no chemical battery needs to be used, waste and environmental pollution are avoided, wiring is not needed, the cost is saved, layout is facilitated, the structure is simple, and the self-generating wireless switch can be widely applied in life.
Owner:刘远芳

Distributed photovoltaic energy storage peak regulation system based on power prediction

The invention relates to a distributed photovoltaic energy storage peak regulation system based on power prediction, which comprises a photovoltaic unit, a grid-connected device, a power grid end, an off-grid device, power prediction, electric power dispatching, an energy storage device, loads and the like. The whole system is composed of the photovoltaic unit, a grid-connected inverter, a grid-connected electric energy meter, a gateway electric energy meter, a power grid, an off-grid DC/DC controller, an AC/DC controller, an energy storage management system, an off-grid DC/AC controller, a DC load, an AC load, an energy storage device, a power prediction device, a switch control unit, a communication unit, controlled switches K0, K1, K2, K3, K4 and K5 and the like. The output of the power prediction controls the state of the controlled switch via the switch control unit, and thus, the distributed photovoltaic energy storage peak regulation system based on power prediction can dispatch the residual capacity of the energy storage device in advance, and the following purposes can be realized: when future photovoltaic output is larger than the load, the redundant photovoltaic electric energy is stored by the energy storage device, the distributed photovoltaic self-generation self-use ratio maximization is realized, and the distributed photovoltaic income level is improved; in the case of future mains supply failure, the part with insufficient load is provided by the energy storage device and the photovoltaic off-grid power supply device, and the reliability of the power supply system is improved; and functions of peak load shifting are provided for areas with significant step tariff, the comprehensive utilization rate of the system is improved, and the income level is improved.
Owner:姜宪明 +1

Control method for wiring-free intelligent control electronic metering water valve capable of achieving electricity self-generation

InactiveCN104633227AThe solution can only be measuredSolve the passive status quo that cannot realize linkage controlOperating means/releasing devices for valvesRenewable energy source integrationMechanical energyEngineering
The invention provides a control method for a wiring-free intelligent control electronic metering water valve capable of achieving electricity self-generation. A data collecting module, a microprocessor, a water flow electricity generating module, a power source control module and a storage battery are included. The input end of the water flow electricity generating module is connected with a water wheel to convert the mechanical energy of the water wheel into electric energy, the power source control module provides the power source for all the modules and stores the surplus electric energy in the storage battery, and the data collecting module collects the number of the rotating turns and the generating capacity of the water wheel and transmits the number of the rotating turns and the generating capacity of the water wheel to the microprocessor. An electromagnetic valve is controlled by the microprocessor. According to control method, the water flow electricity self-generation technology is adopted, the wiring-free function is achieved, and when a water consumption accident happens on a household user, the intelligent control over the preset amount of the leakage water and the intelligent setting control over the intelligent analysis of daily water consumption can be automatically achieved through the functions of presetting and the intelligent recognition of the water consumption; the passive situation that a traditional water meter can only conduct metering and linkage control cannot be achieved is perfectly broken through, and further improvement and an effective guarantee are achieved oriented to the household safety along with the popularization of the digital household industry.
Owner:DONGGUAN PINPAI IND INVESTMENT
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