95results about How to "Uniform efficiency" patented technology

A scanning method for manufacturing a three-dimensional object layer by layer comprises the following steps: (1), dividing each section layer of a three-dimensional object to be manufactured into a thin-wall area and a non-thin-wall area: setting a threshold of the gap width of the section profile of the three-dimensional object, and according to the gap width of the section profile in x/y direction, dividing a coating area required to be scanned into a thin-wall area and a non-thin-wall area, wherein the thin-wall area is an area of which the gap width of the section profile is smaller than the threshold and the non-thin-wall area is an area of which the gap width of the section profile is greater than or equal to the threshold; (2), according to the thin-wall area and the non-thin-wall area, scanning area by area, wherein the non-thin-wall area is scanned, relatively high photon beam or particle beam power and relatively large light spot diameter are selected, and when the thin-wall area is scanned, relatively low photon beam or particle beam power and relatively large light spot diameter are selected. By the scanning method, constraints of efficiency and precision in the process of manufacturing the three-dimensional object layer by layer are balanced to the maximum extent, so that the efficiency is ensured and the accuracy and the surface quality of a machined part are ensured.

A washing machine and a washing control method of the same that squeeze detergent water from the laundry, heat the squeezed detergent water, and resupply the heated detergent water, thereby performing heated washing using a minimized amount of water. The washing machine includes a water tub, a rotary drum mounted in the water tub to receive laundry, and a circulation unit to supply water from the water tub into the rotary drum. The washing control method includes detecting an amount of a load according to a weight of the laundry, supplying an amount of water set according to the detected amount of load, supplying the water in the water tub into the rotary drum through the circulation unit to wet the laundry, separating the water from the laundry by rotating the rotary drum, and heating the separated water and resupplying the heated water into the rotary drum through the circulation unit.

A backlight for a stereoscopic 3D liquid crystal display apparatus includes a light guide having a light emission surface and an opposing light extraction surface, a first side extends between the light emission surface and the light extraction surface, and a second side extends between the light emission surface and the light extraction surface, the second side opposing the first side. A centerline extends parallel to the first side and second side and is equidistant from the first side and the second side. A center elongated prism extends along the centerline and forms a portion of the light extraction surface. A plurality of elongated prisms extend parallel to the center elongated prism wherein the prisms are progressively more canted for each subsequent elongated prism further from the center elongated prism. A plurality of light sources disposed along the first side and the second side.

A non-close-packed vertical junction photovoltaic device includes a substrate, a two-dimensional array of elongate nanostructures extending substantially perpendicularly from a surface of the substrate, and a thin film solar cell disposed over the nanostructures such that the thin film solar cell substantially conforms to the topography of the nanostructures. An average separation of nearest neighbor solar cell coated nanostructures is greater than zero and less than a vacuum wavelength of light corresponding to a band gap of absorption. The thin film solar cell may include an active region that conforms to the elongate nanostructures, a first electrode that conforms to a surface of the active region, and a second electrode. A separation of opposing outer surfaces of the first electrode extending along adjacent elongate nanostructures is greater than zero and less than the vacuum wavelength of the light corresponding to the band gap of the active region.

A thin film type solar cell with a plurality of unit cells connected in series is disclosed, wherein uniform energy conversion efficiency is maintained in all of the unit cells by improving the energy conversion efficiency in the unit cell with the relatively-low energy conversion efficiency, to thereby realize the improved energy conversion efficiency, the thin film type solar cell comprising the plurality of unit cells, each unit cell including a front electrode, a semiconductor layer, and a rear electrode sequentially deposited on a substrate, wherein the thin film type solar cell includes a first unit cell set including at least one first unit cell with a first cell width, and a second unit cell set including at least one second unit cell with a second cell width which is different from the first cell width, wherein the first unit cell set occupies 80 to 95% of an entire area of the unit cells, and the second unit cell set occupies 5 to 20% of the entire area of the unit cells.

The invention relates to the technical field of dust removers, particularly to a dust remover for lithium battery pole pieces. The dust remover comprises a material guide device, a motor conveying transmission device, brush assemblies, a conveyer belt and a rack, wherein the brush assemblies comprise a front brush assembly, a left brush assembly, a right brush assembly and a back brush assembly. When lithium battery pole pieces continuously slide from the material guide device to the conveyer belt, the conveyer belt conveys the lithium battery pole pieces continuously and circularly, during conveying, the front brush assembly removes dust at front ends of the lithium battery pole pieces, the left and right brush assemblies remove dust at two edges of the lithium battery pole pieces, the back assembly removes dust at tail ends of the lithium battery pole pieces, and then the lithium battery pole pieces fall off from the tail end of the rack smoothly to finish the dust removing process. The whole dust removing process is high in dust removing speed, high in efficiency and even, and burrs and dust can be well removed. Besides, the invention further discloses a dust removing process for lithium battery pole pieces.

The invention discloses a method and network side device for transmitting physical random access channel. The method comprises the following steps: fixing or signal setting the positions of the physics random access channel in time domain and frequency domain according to sequence length; and transmitting physics random access channel. By using the method of the invention, multiple physics random access channels can be selected according to the application scenarios, and the cost can be reduced as much as possible while performance is guaranteed, thus realizing the balance between performance and efficiency.

The invention discloses a text similarity comparison method, and relates to the technical field of network works comparison. In the method, on system architecture, a distributed architecture is used for text similarity comparison, and a multi-granularity hierarchical algorithm is used on comparison algorithm, including similarity comparison using documents as coarse granularity and similarity comparison using subsection texts as fine granularity, so that relatively good equilibrium is obtained on efficiency and accuracy of content similarity comparison, and the following performance indexes are realized, on established test data, average missed detection rate and false alarm rate is <= 10%, and comparison response time is <= 0.1 s.

The invention discloses a time-limited automatic processing method for multi-source heterogeneous mass data. The method comprises the following steps of building a data processing operation environment based on a container technology; establishing data acquisition task scheduling management; analyzing and optimizing a design data file; performing distributed parallel processing on data processing;enabling the modular design processing flow arrangement to be controllable; automatically optimizing data processing and monitoring; designing events and messages; optimizing storage and data accessdesign; optimizing data acquisition management. Through the automatic optimization design of the data processing flow and the optimization design that the process can be flexibly controlled, the analysis, processing and processing efficiency of the semi-structured data file is greatly improved, and the association and fusion efficiency of massive historical data and real-time data is greatly improved.

The invention relates to a system and a method for coordinating and controlling a pedestrian crosswalk under a bus special passage condition. The system comprises a vehicle detecting system, a pedestrian crosswalk detecting subsystem, a signal processing subsystem, a traffic signal control subsystem and a cross signal light, wherein the vehicle detecting system is used for detecting whether vehicles arrive at the cross or not, and transmitting information to the signal processing subsystem; the pedestrian crosswalk detecting subsystem is used for detecting whether pedestrians are at the cross, and transmitting the information to the signal processing subsystem; the signal processing subsystem is used for receiving the information transmitted by the vehicle detecting system and the pedestrian crosswalk detecting subsystem, controlling to give a green light to the vehicles or the pedestrians by comparing the current time with a preset time, and transmitting a result to the traffic signal control subsystem; the traffic signal control subsystem is used for receiving a signal control scheme generated by the signal processing subsystem so as to control the cross signal light; and the cross signal light is used for achieving the normal traffic order of the cross through the alternant twinkling of the green lights and the red lights. The system and the method can effectively achieve the equalization of the pedestrian crosswalk and the motor vehicle running efficiency on the road section.

A spacer interposed between first and second unit cells has alternately arranged first and second corrugated portions. Each of the corrugated portions has first and second protrusions alternately and repeatedly formed continuously in a vertical direction. Each of the first protrusions protrudes from a center in a thickness direction toward the first unit cell so as to define a clearance functioning as a cooling passage between the second unit cell and the first protrusion. Each of the second protrusions protrudes from the center in the thickness direction toward the second unit cell so as to define a clearance functioning as a cooling passage between the first unit cell and the second protrusion. The arrangement phases of the first and second protrusions are different from each other in the first and second corrugated portions. A cooling medium flowing in the cooling passages is alternately brought into contact with the first and second unit cells, thus achieving the uniform cooling efficiency with respect to the unit cells.

The invention discloses a mechanical arm pose real-time detection method based on perspective multi-point projection. The method comprises the steps of conducting internal and external parameter calibration on a monocular camera; generating and detecting a mark code; and calculating relative coordinates and converting a coordinate system by using a PnP algorithm. According to the method, a calibrated monocular camera is used for detecting a mark code on the surface of a mechanical arm, three-dimensional coordinates and two-dimensional coordinates in space are matched, under the condition thatinternal parameters of the camera are known, external parameters of the camera are obtained by solving a minimized reprojection error, a rotation matrix of an object coordinate system relative to a standard coordinate system is obtained, and an Euler angle of the object is solved; meanwhile, multiple experiments prove that the algorithm used for solving the minimized reprojection error can achievebetter balance precision and execution efficiency.

A cooling apparatus includes a convoying unit and a spraying unit. The convoying unit includes a base and a plurality of rollers. The base includes a feeding end and a discharging end in which a convoying direction extends from the feeding end to the discharging end. The rollers are arranged on the base. Each roller includes a convoying portion. The convoying portion has a diameter which reduces from two ends to a center thereof. Each roller includes a shaft. The shaft has an axle direction which is at a diverted angle to the convoying portion. The diverted angle is 15° to 90°. The spraying unit includes at least one nozzle unit arranged between the feeding end and the discharging end. In this arrangement, a cooling operation can be performed on a rod-shaped steel material that is moving and rotating at the same time, attaining uniform and fast cooling effect.

There is provided a grating apparatus for filtering wavelengths ≦100 nm. The grating apparatus includes multiple individual grating elements having grating lines. The individual grating elements are positioned one behind another on a curved support surface in relation to a plane spanned by the grating apparatus in a direction of beans of a light bundle that is incident on the grating apparatus.

An underlayer of a phosphor layer is disposed on a sensor panel including two-dimensionally arranged photoelectric conversion devices. The surface of the underlayer is subjected to atmospheric pressure plasma treatment. The phosphor layer is formed on the surface-treated underlayer. Then, the phosphor layer is covered with a moisture-resistant protective layer, a reflection layer, and another protective layer. Thus, the phosphor layer is prevented from peeling due to adhesion failure, and is constituted of uniformly shaped crystals by vapor deposition. A resulting radiation detecting apparatus exhibits high sensitivity and high definition, producing a uniform photoelectric conversion efficiency.

To provide a scintillator panel in which uniform photoelectric converting efficiency is obtained and an image of a high sensitivity and a high sharpness is obtained, a scintillator panel has: a phosphor layer for converting a radiation into light; and a supporting member having a supporting substrate having radiation permeability for supporting the phosphor layer, wherein the supporting substrate is formed by laminating non-conductive layers for assuring non-conductivity of a surface which supports the phosphor layer of the supporting substrate and non-conductivity of an opposite surface which faces the surface and a rigidity holding layer for assuring rigidity of the supporting substrate. Further, moisture-proof metal foils are laminated onto the surface and the opposite surface of the supporting substrate. The panel further includes a moisture resistant protective layer which covers the phosphor layer and the supporting member.

The invention relates to an energy control method and device for tandem distributed vehicle driving composite energy storage systems. The energy control method comprises the steps: the vehicle power demand P_req is calculated; state information of an APU power generation system, a power battery and a supercapacitor is obtained; and according to the power demand P_req and the state information, vehicle power flows are distributed, and the efficiency of the APU power generation system, the supercapacitor and the power battery is balanced. The vehicle endurance mileage is extended, the vehicle power response speed is increased, meanwhile fuel economy is improved, and the service life of a storage battery is prolonged.

An apparatus for sensing of an interaction of a molecular entity with a membrane protein in a lipid bilayer comprises an array of sensor elements (21) arranged to output an electrical signal that is dependant on occurrences of the interaction. A detection circuit (3) comprised detection channels (30) capable of amplifying an electrical signal from a sensor element. More sensor elements (21) are provided than detection channels (30), and detection channels (30) are selectively connected to sensor elements (21) that have acceptable quality of performance in that a lipid bilayer is formed and that an acceptable number of membrane proteins are inserted, on the basis of the amplified electrical signals that are output from the detection channels. This improves the efficiency of utilisation of the detection channels, due to inefficiency in the utilisation of the sensor elements, resulting in a reduction in the cost of the apparatus and the ability to perform sensing using relatively small samples.

The invention provides an antenna performance optimization method. The method comprises the following steps: measuring the radio frequency conduction power and transmitting power of a radio frequency conduction terminal in a to-be-detected terminal device and a coupling end of an antenna on multiple channels of a frequency band; calculating the power dissipation of the channels of the frequency band according to the radio frequency conduction power and the transmitting power; calculating compensation values of the channels according to the power dissipation of the channels; calculating actual radio frequency conduction power of the radio frequency conduction terminal on each channel; and transmitting the actual radio frequency conduction power of each channel to the to-be-detected terminal device, so that the radio frequency conduction terminal of the to-be-detected terminal device performs radio frequency conduction according to the actual radio frequency conduction power of each channel. The invention further provides an antenna performance optimization system. By adoption of the antenna performance optimization method and system provided by the invention, the radio frequency conduction terminal of the to-be-detected terminal device is calibrated and compensated, so that the power of the same frequency band of the coupling end of the antenna is smooth.