35results about How to "High efficiency and stability" patented technology

The invention provides luminescent solar concentrator (LSC) exhibiting high efficiency, and durable fluorescence properties, comprising at least one plate having two major surfaces and a plurality of edges having solar cells attached thereto, the plate comprising a substrate selected from the group consisting of glass and plastic and being provided with a composite inorganic-organic sol-gel based matrix film deposited on at least one major surface thereof, wherein the film is doped with at least one luminescent dye and the concentrator comprises at least three luminescent dyes of substantially different absorption ranges and wherein the film has a thickness of at least 10 μm.

An organic EL device, comprising an anode and a cathode, and at least one organic luminescent layer comprising a compound of the formula:

positioned between said anode and said cathode, and wherein:

• R¹, R², R³, R⁴, R⁵, R⁶, R⁷, R⁸, R⁹, R¹⁰, R¹¹ and R¹² are individual substituents, each substituent is an individual group selected from the group consisting of hydrogen, halogens, and groups that contain 1 to 48 carbon atoms, and at least one group is not hydrogen.

The invention provides an electrostatic air conditioner cleaner for a central air-conditioning system and an electric discharge device arranged in the electrostatic air conditioner cleaner. The electrostatic air conditioner cleaner comprises a shell, an air inlet, an air outlet, an electric discharge assembly and an ionization dust collecting assembly, wherein the electric discharge assembly comprises an electric discharge anode assembly which is of an acicular structure and an electric discharge cathode assembly, the acicular structure is firm, can be used for improving an electric discharge voltage, can be washed without any chemical agent or a soaking process and can be directly flushed with a pressure water pistol, the electric discharge anode assembly passes through the center of the ionization dust collecting assembly and extends out of the tail end of the ionization dust collecting assembly, and the ionization dust collecting assembly consists of honeycomb six-wall type ionization dust connecting plates, thus the dust collecting space is increased and the overall size of the cleaner is reduced; and the overall performance of the cleaner is improved, and the cleaning period is prolonged. Compared with a medium-efficiency band filter, the cleaner has the advantages that the production of nondegradable solid pollutants can be reduced and the effects of environmental friendliness, energy conservation and emission reduction are achieved truly.

The invention discloses a three-axis orthogonal coordinate dispensing machine. The three-axis orthogonal coordinate dispensing machine comprises a dispensing machine rack, an orthogonal coordinate control system and a stepping glue pushing mechanism. The rack comprises an outer frame, a substrate, an electric control unit, side door plates and rolling wheel supporting feet. The substrate is horizontally fixed to a table frame, and the electric control unit is disposed in the outer frame and comprises an X-axis servo driver, a Y-axis servo driver, a Z-axis servo driver and a stepping motor driver. The side door plates are arranged on the periphery of the outer frame, and the rolling wheel supporting feet used for adjusting levelness are arranged at the four corners of the lower side of the outer frame. The orthogonal coordinate control system comprises an X axis, a Y axis and a Z axis, and the stepping glue pushing mechanism is fixed to the Z axis. The three-axis orthogonal coordinate dispensing machine is reasonable in structural design, more precise in glue pushing amount, higher in efficiency and more stable, and particularly solves the quick dispensing problem of mixed glue fundamentally.

The invention belongs to the field of energy conservation and environmental protection, and particularly relates to a converter pure dry dedusting system integrating high-temperature constant-temperature treatment, high-temperature purification and waste heat recovery. The system comprises an evaporative cooling flue, a high-temperature phase change type heat storage device, a high-temperature-resistant pulse-jet ceramic filter tube type dust removal device, a waste heat recovery system and an explosion venting escape flue gas trapping and treatment system. Converter gas does not directly contact with water in the cooling process, and does not contain water. CO loss is reduced, and gas recovery amount is large. The converter gas is beneficial to conveying and use, and has high gas quality.A full waste heat recovery device is used for recovering converter flue gas waste heat to the maximum extent, steam is stably produced for power generation or production, and the energy-saving benefit is obvious. Besides heat and gas recovery, all kinds of dust are free of water mixing, easy to separate, recover and reuse, free of secondary pollution and free of waste water treatment cost.

The invention relates to the technical field of automatic processing, in particular to an automatic clamping feeding device for workpiece convex ring machining. The automatic clamping feeding device is used to solve the problems that an existing convex ring workpiece surface treatment device requires manual feeding, machining and discharging, is not high in automation degree and occupies plenty oflabor. The automatic clamping feeding device includes an automatic clamping device and an automatic feeding knife rest mechanism. The automatic clamping device includes a spindle rotation mechanism,a sliding mechanism and a workpiece abutting-against mechanism. The spindle rotation mechanism comprises a gear box for power transmission, a rotating shaft driven by the gear box to rotate and a clamp disposed at the front end of the rotating shaft. The knife rest mechanism includes an upper sliding mechanism, a lower sliding mechanism and a knife clamp. The automatic clamping feeding device is low in cost and simple in structure, has functions of automatic feeding, machining and discharging for single workpiece machining, and is high in degree of automation.

The invention discloses a production device for intelligently manufacturing a TYPE-C plug, and relates to the technical field of TYPE-C plug production. According to the invention, a first cam mechanism, a second cam mechanism, a third cam mechanism and a clamping hook assembling riveting mechanism are arranged in order from right to left at one side of a first feeding track, a feeding cylinder, afirst displacement mechanism, a second displacement mechanism, a third displacement mechanism and a CCD inspection mechanism are arranged in order from right to left at the other side of the first feeding track. The first cam mechanism, the second cam mechanism and the third cam mechanism are matched with the first displacement mechanism, the second displacement mechanism and the third displacement mechanism for work, so that the production efficiency is greatly improved by 3 times compared with the efficiency of a traditional single cam structure; the displacement is performed under the matching of three first servo motors, so that the produced product is high and stable in efficiency, and the riveting clamping hook, the riveting iron shell, the CCD detection and the packaging are combined on one machine, so that the labor cost is reduced.

The invention discloses a stacking unit of water permeable bricks and a stacking method. The stacking unit comprises a conveying belt used for conveying brick bodies in a brick kiln outwards and a stepping line body connected with the conveying belt. The stepping line body is arranged on the side of the conveying belt, and the number of the stepping line bodies is at least one. A brick pushing mechanism is arranged at the joint of the conveying belt and the stepping line body. The stepping line body is provided with multiple conveyor belts different in speed, and a steering mechanism is arranged at the joint of two of the conveyor belts. The stacking unit further comprises stacking mechanisms for extracting the brick bodies from the stepping line body. Each stacking mechanism comprises a mechanical arm and a transmission device for driving the mechanical arm to do longitudinal/transverse movement. Through the conveying belt, the brick pushing mechanism, the stepping line body and the stacking mechanism, according to the required stacking combination manner, the brick bodies pass through the conveying belt and the stepping line body in advance to be circularly arranged into combinedbodies, the stacking mechanisms directly move or rotationally stack the combined bodies, efficiency is high, and stability is achieved.

An SDRAM includes a DC-DC converter IC for generating a first internal power supply voltage from external power supply voltage, a regulator IC for generating a second internal power supply voltage lower than the first internal power supply voltage, from external power supply voltage, and a switching portion for supplying the first internal power supply voltage to an internal circuit in a normal operation mode and supplying the second internal power supply voltage to the internal circuit in a self-refresh mode. The switching unit allows the DC-DC converter IC and the regulator IC to operate simultaneously only for a prescribed overlapped period, at a time of operation mode switching. The DC-DC converter IC temporarily increases the first internal power supply voltage within the operating voltage range of the internal circuit in the overlapped period.

A heat exchange or mass transfer column in which the packing bed is formed from individual packing layers wherein the sheet metal plates of the packing have different thicknesses.

The gold concentrate recovery system and a gold concentrate recovery method capable of recovering gold concentrates from gold ores with high efficiency and stability. The system and method include a shaking table 2 including a plurality of riffles 3 provided on an upper surface 2a. The riffles 3 include a plurality of first riffles 3a provided on the upper surface 2a of the shaking table 2, and at least a second riffle 3b disposed in a flat area 12 where the first riffles 3a are not provided.

The invention belongs to the field of energy conservation and environmental protection, and particularly relates to a converter primary pure dry dedusting system integrating full waste heat recovery and stable fine purification. The system comprises an evaporation cooling flue, a high-temperature phase change type heat storage device, a waste heat recovery system and an explosion venting prevention system. A converter gas is not in direct contact with water in the cooling process, does not contain water, reduces CO loss, has large gas recovery amount, is beneficial to conveying and use, and has high gas quality. A full waste heat recovery device is used for recovering converter flue gas waste heat to the maximum extent, steam is stably produced for power generation or production, and the energy-saving benefit is obvious. Besides heat and coal gas recovery, all kinds of dust are mixed without water, separation, recovery and reuse are facilitated, no secondary pollution is caused and there is no waste water treatment cost.

In a light emitting device, efficiency and stability are improved. A light emitting device 10 includes a three-dimensional photonic crystal 20. The three-dimensional photonic crystal includes a first defect part 70 forming a resonator including an active medium, a second defect part 80 forming a waveguide for taking out light generated by the resonator, a P clad part 40 formed of a P-type semiconductor, and a N clad part 50 formed of a first N-type semiconductor. The second defect part is provided only in the N clad part among the P clad part and the N clad part. At least a part of the second defect part is formed of a second N-type semiconductor and constitutes a heat radiation unit which radiates a heat to the outside.

The invention discloses a stable and efficient combustion boiler with gas guide holes and a turbulence bulge. The stable and efficient combustion boiler comprises a boiler body, the boiler body is composed of a front end cover, a rear end cover and a plurality of gas heating units with the same specification in the middle, the gas heating units are an aluminum alloy pressure casting with a water flow pipeline inside, the water flow pipeline is a double-flow channel and is a first water flow pipeline and a second water flow pipeline respectively, the pipe wall of the first water flow pipeline and the pipe wall of the second water flow pipeline are respectively provided with gas guide holes which penetrate through the pipe wall so that gas can be conveniently guided out, turbulent flow protrusions are arranged on the pipe walls of the first water flow pipeline and the second water flow pipeline, and the turbulent flow protrusions and the gas guide holes are arranged in a front-and-back mode in the water flow direction. According to the stable and efficient combustion boiler with gas guide holes and the turbulence bulge, the quantity of the water flow pipelines is increased in a single combustion boiler, turbulence protrusions are arranged for turbulent flow, air bubbles in the water are discharged through the air guide holes, so that the combustion heat can be better utilized, and the stability and the heat efficiency of the boiler can be improved.

A semiconductor phosphor configured to exhibit photoluminescence upon irradiation with excitation light, including: at least one active layer made of a compound semiconductor and containing an n-type or p-type dopant; and at least two barrier layers made of a compound semiconductor and having a larger band gap than the active layer. The active layer and the barrier layers are alternately stacked. This provides a semiconductor phosphor which allows easy wavelength adjustment, high efficiency and stability.

The invention provides a high-efficient low-temperature evaporative cooling and heating system. A cooling medium water vapor pipe of a high-efficient low-temperature evaporative cooler is connected with a vacuum pipe of a jet vacuum apparatus via an output pipe; a water circulating output pipe of a heat collection water tank is connected with a water inlet pipe of the jet vacuum apparatus via a high-pressure hydraulic pump; a cooling medium water output pipe is disposed in the lower part of the high-efficient low-temperature evaporative cooler and disposed with a water transfer pump thereon; a cooling medium water return pipe is disposed in the upper part of the high-efficient low-temperature evaporative cooler; and a spraying device and fillers are disposed inside the high-efficient low-temperature evaporative cooler. During the process of transferring energy to the heat collection water tank and the energy receptor, heat source is utilized. The invention has the advantages of no influence by environmental temperature and humidity, sealed working medium, thermal insulation of equipment, closed system, and high and stable efficiency; and the absorbed heat can be accumulated to available heat energy in the heat collection water tank. The cooling medium water is directly cooled by phase change (large area evaporation under vacuum condition). The invention also has the advantages of low equipment production requirements, simple operation, less working procedures and low composite cost.