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133results about How to "Increase the arrangement density" patented technology

Immersion type hollow fiber membrane separator and its running process

The present invention relates to an immersion hollow fibrous membrane separating device and the operation method thereof. The device comprises a membrane filtration system, a water producing system and a cleaning system which are connected by the tubes and a control system which is connected by a circuit, the present invention is characterized in that the membrane filtration system takes an immersion type, adopting a column external pressure hollow fibrous membrane component, a plurality of holes are arranged at the casing, the device is directly and vertically arranged in the processed water body; the water producing system comprises a pressure gauge, an automatic intake valve, a water producing pump, a flow meter and an automatic discharge valve which are sequentially connected with a water producing opening of the membrane module; the cleaning system comprises a backflushing system, a gas vacuole scrubbing system and a chemical cleaning system, the gas vacuole scrubbing system comprises a flow meter, an air inlet valve, an air adjusting valve, a filtrating pressure reducing valve, an air receiver and an air compressed valve which are sequentially connected with the backflushing air intake of the membrane module. The operation method includes a plurality of cyclic processes as follows: 1. an operating state, a backflushing state, a gas vacuole scrubbing state and a pollution discharge state; 2. the operating state, the backflushing and gas vacuole scrubbing state, an gas vacuole scrubbing state and the pollution discharge state; 3. the operating state, a chemical backflushing state, the gas vacuole scrubbing state and the pollution discharge state.
Owner:TIANJIN MOTIMO MEMBRANE TECH

Laser cutting plate waste material separation part sorting system

The invention discloses a laser cutting plate waste material separation part sorting system in the field of laser cutting machines. The laser cutting plate waste material separation part sorting system comprises two parallelly arranged supporting beams. A beam capable of moving horizontally is movably connected between the two supporting beams. The beam is connected with a lifting column through a lifting transmission mechanism, the lower portion of the lifting column is connected with a blanking mechanical hand, a waste material separation table and a sorting working table are arranged below the supporting beams and correspond to the blanking mechanical hand, the blanking mechanical hand comprises a rectangular frame, a support is arranged in the frame, a mounting plate is arranged below the support, a plurality of liftable electric permanent magnets with suction surfaces downward are installed on the lower side of the mounting plate through an elastic mechanism, the waste material separation table is provided with a plurality of fixed electric permanent magnets with suction surfaces upward, and every liftable electric permanent magnet and every fixed electric permanent magnet can supply power independently. Parts and waste materials are separated more reliably, the parts are sorted conveniently, and the laser cutting plate waste material separation part sorting system is high in efficiency and suitable for laser cutting automation of carbon steel plates.
Owner:JIANGSU JINFANGYUAN CNC MACHINE CO LTD

Both-end water-generating immersed hollow fiber film component

The invention discloses a hollow fibrous membrane module, the two ends of which can have water flowing out for immersing, and aims to provide a membrane module, of which the support tube not only has support function, but also serves as a water channel with the two ends having water flowing out, the structure is simple and the aeration is even. An aeration inlet column is arranged at an air inlet, one end of the aeration inlet column communicates with an aeration device, and the other end is spliced with an inlet pipe. The aeration device comprises an aeration body, in which an air collecting chamber and a water collecting chamber are arranged, the outer side of the aeration body is connected with a plurality of sealed air chambers, and a plurality of aeration holes are arranged on each sealed air chamber. The water collecting chamber is internally provided with a plurality of water outlets, the lower end of the aeration body is provided with a plurality of water inlets, and water passages communicating the water inlets with the water outlets are arranged on the aeration body. One end of the support tube is opened on the end surface of the sealing layer of the water outlet end, and the other end communicates with the water collecting chamber of the aeration device. The support tube has the support function and serves as the water channel with the two ends having water flowing out, thereby simplifying the structure of the membrane module, reducing the volume of the membrane core, reducing the construction cost, and improving the utilization ratio and the water yield of membrane threads.
Owner:TIANJIN MOTIMO MEMBRANE TECH

Weft-knitted spacer fabric, preparation method thereof and polyurethane foam composite material containing fabric

The invention discloses weft-knitted spacer fabric, a preparation method thereof, a polyurethane foam composite material containing the fabric, a preparation method of the composite material and an application of the composite material in shoe materials. The weft-knitted spacer fabric comprises an upper surface layer, middle spacer yarn and a lower surface layer, and the upper surface layer and the lower surface layer are connected into a whole to form a three-dimensional structure through tucks of the spacer yarn on the upper surface layer and the lower surface layer. The connection distanceand quantity of tucks are changed by different needle selection tucking modes, and the thickness of the spacer fabric and the arrangement density of the spacer yarn are changed under the action of elastic yarn on the upper and lower surface layers. According to the sole material, falling of the spacer yarn of the weft-knitted spacer fabric under repeated compression can be eliminated, strength ofpolyurethane foam can be improved, the thickness of the spacer fabric and the arrangement density of the spacer yarn can be changed according to the change of the thickness of soles and bearing conditions of different parts, and accordingly, the soles with polyurethane foam as the base material are integrally reinforced.
Owner:BASF AG

Light-emitting pixel arrangement structure, pixel multiplexing control method and electronic equipment

The invention discloses a light-emitting pixel arrangement structure, a pixel multiplexing control method and electronic equipment. Relates to the technical field of display, in particular to a pixel multiplexing control technology. The problem that an existing pixel arrangement and control method is prone to causing deformation of a display image is solved. For an interlaced same-primary-color light-emitting pixel arrangement structure, a triangular structure formed by three different-primary-color pixels is used as a display unit, and all the display units form a matrix display structure; according to the control method, virtual display of a frame of picture is completed through four times of progressive scanning or two times of progressive scanning or pre-calculation and one time of scanning. The method is suitable for control of any existing display structure with a plurality of point or block light sources as light-emitting pixels, and is especially suitable for control of display structures with LEDs as light-emitting pixels. The definition is improved, deformation of the display image is avoided, edge color lines cannot appear when the display screen is cut, the pixel resolution is high, and the image edge fusion degree is improved.
Owner:CHANGCHUN CEDAR ELECTRONICS TECH CO LTD

Displacement chromatography hydrogen isotope separation device

The invention discloses a displacement chromatography hydrogen isotope separation device which comprises a rack as well as a cooling part, a separation column, an air supply part, an air collection part, a lifting part and a driving part. By adopting the displacement chromatography hydrogen isotope separation device disclosed by the invention, different adsorption functions that hydrogen and hydrogen isotope are replaced and separated by using a separation material can be achieved, the lifting part is driven by the driving part to precisely control the lifting position of the separation column, and then the separation column can be descended or lifted off the cooling part, so that adsorption or desorption of hydrogen isotope by the separation material under different temperature conditions can be achieved, a high retention rate of deuterium-tritium isotope in the separation material can be ensured, and a deuterium-tritium isotope gas obtained through final separation and selection is relatively high in purity; compared with the prior art, the device needs no parts for introducing deuterium or separating deuterium, meanwhile deuterium and tritium do not need to be replaced by introducing hydrogen after the separation material is in saturation adsorption of hydrogen, and in addition, the device is simple in structure, low in energy consumption rate, simple in process and low in cost.
Owner:MATERIAL INST OF CHINA ACADEMY OF ENG PHYSICS

A magnetic tunnel junction device and a magnetic random access memory device thereof

A magnetic tunnel junction device and a magnetic random access memory device thereof are disclosed, The device relates to an artificial antiferromagnetic device capable of assistingturnover of a freemagnetic layer and a fixed magnetic layer, wherein the artificial antiferromagnetic device can realize the transition from the antiferromagnetic state to the ferromagnetic state through the electric field control, and cooperates with the fixed magnetic layer to assist the free magnetic layer to turn over. A magnetic random access memory device include a magnetic tunnel junction through which a current passes and that free magnetic lay flips under the assistance of an electric field. After the free magnetic layer flips, the electric field is removed, and the composite multilayer structure is returned to the antiferromagnetic state from the ferromagnetic state, while the free magnetic layer remains in the flipped state, so as to realize the data writing. A magnetic random access memory device is composed of a synthetic multilayer film structure and a magnetic tunnel junction and the purpose of writing data is achieved through the combined action of an electric field and an electric current. That magnetic random access memory device has the advantages of high speed, low power consumption and nonvolatility.
Owner:XI AN JIAOTONG UNIV

Flip LED chip structure and manufacturing method thereof

InactiveCN107086260AImproved thermal and reliability performanceImprove light extraction efficiencySemiconductor devicesPhotoresistLight source
The invention provides a flip LED chip structure and a manufacturing method thereof. The flip LED chip structure comprises a three-dimensional graphic structure, a sapphire substrate, a semiconductor material layer, an N electrode, a contact reflective layer, an insulating isolation layer, a P electrode and a welding electrode 10, wherein the semiconductor material layer comprises an N-type semiconductor material, a light-emitting layer and a P-type semiconductor material. The manufacturing method comprises the steps of: forming a mask material on the surface of the sapphire substrate, manufacturing a photoresist pattern on the mask by adopting a photoetching method, etching the mask, removing a photoresist, forming a three-dimensional graphic structure mask layer on the surface of the substrate, forming the three-dimensional graphic structure on the surface of the substrate, and eliminating the mask finally. According to the flip LED chip structure and the manufacturing method thereof, the light emergent surface of the sapphire substrate of the flip LED chip can be designed and processed optically according to light source requirements of a specific application scene, and the single, periodic or non-periodic three-dimensional graphic structure can be manufactured, thereby realizing the needed light source requirements.
Owner:SUN YAT SEN UNIV +1

Planar optical waveguide vibrating sensor chip cantilever beam manufacturing method

Provided is a planar optical waveguide vibrating sensor chip cantilever beam manufacturing method. A water assisting femtosecond laser machining method is used for machining a cantilever beam on a planar optical waveguide splitter chip, a pair of equal-length longitudinal grooves is formed in the two sides of each input splitter optical waveguide strip in parallel in a digging mode respectively, then a bottom gap is formed below a core layer zone where the input splitter optical waveguide is placed in a cutting mode, so that longitudinal grooves in the two sides are communicated in the bottom, then a horizontal groove communicated with the longitudinal grooves in the two sides is formed in the front ends of the longitudinal grooves in the two sides in a digging mode, and the cantilever beam which can vibrate freely is formed in the middle zone defined by the longitudinal grooves, the horizontal groove and the bottom gap. The cantilever beam with large size can be machined, the size of the cantilever beam is at the micron magnitude order or the millimeter magnitude order, and a manufactured planar optical waveguide vibrating sensor chip can respond to high-frequency wave band mechanical vibration and low-frequency wave band mechanical vibration.
Owner:HARBIN INST OF TECH AT WEIHAI
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