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3379results about How to "Low calorific value" patented technology

Tiled display control system based on cloud computing technology, image display method adopting system and application of system

The invention provides a tiled display control system based on a cloud computing technology, an image display method adopting the system and an application of the system. The system comprises a plurality of displays, a plurality of distributed cloud registration controllers, a plurality of exchangers and system software, wherein a jointing wall is formed by the plurality of displays; an LAN (Local Area Network) is formed by cascading the plurality of exchangers, and a framework core of an IP (Internet Protocol) network is formed by a transmission channel for providing data and control commands; the plurality of distributed cloud registration controllers are accessed into the exchangers of the corresponding levels, and are connected with the corresponding displays through video connecting wires, and the cloud registration controller adopts a PCI-E (PCI Express) base-plate and is provided with an Inter processor. A plurality of data (IE) windows can be displayed on an assembled display simultaneously by adopting the performance of a flexibly configured server and an output channel of the system, and can be interacted in real time; furthermore, the tiled display control system has the functions of video decoding, server memory and the like after the system is applied to a video conference system; compared with the traditional scheme, the system has the advantages of high performance, high reliability, high development, low cost, information processing, strong analysis and management capacities, high resolution ratio, high performance cost ratio, real-time display, green environmental protection and the like.
Owner:BEIJING DEPULL VIDEO TECH CO LTD

Active vibration damping system and forecast control method thereof

The invention provides an active damping system which comprises a pedestal, a main substrate, damping units and a control system and which is characterized in that: the number of the damping units is at least three; the damping units are arranged at the same included angle around a center and uniformly distributed on the same circumference; the bottom ends of the damping units are positioned on the pedestal and the top ends of the damping units are positioned on the main substrate; the control system is connected with the damping units to receive vibration signals from the damping units and feedback a control signal. According to the path planning of the moving parts such as the mask table and the working table on the main substrate, the preview control module generates the position information of each moving part within a future time period; integrates the current position information and the position information within the future time period of each moving parts; calculates a preview compensation control signal by means of the preview control algorithm; superposes the preview compensation control signal to the damping feedback control signal; and actuates the active damping system. The active damping system has the advantages of small power, low energy consumption and high damping accuracy.
Owner:SHANGHAI MICRO ELECTRONICS EQUIP (GRP) CO LTD

Continuous metal fiber brushes

A conductive fiber brush including a brush stock composed of plural conductive fibers or strands of fibers at least some of which may have plural bends along the leg of the fibers or strands. The fibers may have a diameter less than 0.2 mm and are arranged in contacting engagement with each other with the touching points among the fibers or strands maintaining elastic tension between the fibers or strands and thereby maintaining voids between the fibers or strands to produce a packing fraction between 1 and 50% and in extreme cases up to 70% but generally between 10-20% depending on the various factors, including the materials used, the current densities to be conducted, and the sliding speeds under operation. The plural bends are implemented by producing fibers or strands having a regular or irregular spiral, wavy, saw-tooth, triangular, and/or rectangular pattern, or other undulating pattern. Optionally, the voids in brush stock may be partially filled with a strengthening, lubricating, abrasive, and/or polishing material, and may be wrapped in an outer sheath, slid into a casing, or provided with an other covering of all or part of the area of the brush stock, be infiltrated or sprayed at the surface with some material, have an increased packing fraction at the surface and/or have some or all of the touching points between the fibers or strands soldered, welded or otherwise thermally joined. Optionally also, the friction among the fibers may be reduced through light lubrication applied by rinsing the brush or brush stock in a lubricant. In one embodiment, the fiber brush is employed in a brush loading device having a hydrostatically controlled brush holder wherein the force exerted on the brush is controlled by a metallic or other conductive hydrostatic fluid which at the same time conducts the current to the brush.
Owner:VIRGINIA UNIV PATENT FOUND OF

Preparation method of alumina composite nickel-cobalt lithium manganate ternary material

The invention provides a preparation method of an alumina composite nickel-cobalt lithium manganate ternary material. The preparation method comprises the following steps: (1), preparing liquor A; (2), preparing liquor B; (3), installing and configuring a reaction flask; (4), adding the liquor A and the liquor B into the reaction flask to participate in hybrid reaction; (5), preparing liquor C, and adding into the flask for reaction; (6), obtaining a precursor by suction-filtering, washing and drying; and (7), mixing and roasting the precursor with a lithium source to prepare the alumina composite nickel-cobalt lithium manganate ternary material. The preparation method disclosed by the invention has the beneficial effects that firstly, liquid-phase coating is adopted, production preparation period is short, efficiency is high, and coating and dispersing are uniform; secondly, the coating layer alumina on the surface of the ternary material is a film with an amorphous structure, so that charging and discharging voltage difference is reduced, multiplying power performance and high-performance performance of the material are improved; and thirdly, characteristics of a solid-liquid phase interface among an anode material, electrolyte and a diaphragm are improved by alumina film-coating, so that velocity and efficiency of electrochemical reaction are improved.
Owner:博尔特新材料(银川)有限公司

LED driver with adjustable conduction time

The invention relates to an LED driver with an adjustable conduction time. The LED driver with the adjustable conduction time comprises one way or multiple ways of LEDs, a conductive threshold value setting module and a controlling module, wherein the LEDs are conducted when power supply voltage rises to LED conduction voltage, the conductive threshold value setting module is used for setting the LED conductive time, and the controlling module is used for disconnecting the one way or the multiple ways of LEDs when the power supply voltage rises to exceed an LED conduction voltage setting threshold value, and connecting the one way or the multiple ways of LEDs when the power supply voltage reduces to exceed the LED conduction voltage setting threshold value according to the conduction time of the LEDs, wherein the setting threshold value is related to the LED conduction threshold value. Due to comparison of an input voltage and an LED voltage drop, conduction time of the LEDs is controlled, the problem that voltage differences of the input voltage and the LED voltage are too large is solved, efficiency of a linear LED driving circuit is improved, circuit heating value is reduced, and application reliability is enhanced. In addition, the LED driver with the adjustable conduction time flexibly achieves the compromising design of high efficiency of the linear controlling scheme and a PF value through controlling the LED conduction time.
Owner:MAXIC TECHNOLOGY CORPORATION

Efficient burning furnace with rotary fluidization grate

The invention relates to an efficient burning furnace with a rotary fluidization grate. The burning furnace with the rotary fluidization grate consists of a feeding system, a burning system and a slagging system; moreover, a waste heat boiler and a flue gas treatment system are connected with the burning furnace to form a complete garbage burning and generating system. The feeding system consists of a feeding hopper, a pre-drying conveying device, an aggregate bin, a chute and a charge distributor. The feeding hopper is a receiving opening for feeding garbage into the burning furnace and is arranged in a garbage storage pit close to one side of the burning furnace. An outlet of the feeding hopper is connected with an inlet of the pre-drying conveying device. A material level switch is arranged in the feeding hopper, and gives an alarm to prompt an operator to feed materials when the material level is lower than a set value so as to ensure that the hopper is not empty. The outlet of the hopper can be selectively provided with a feeding device. The burning furnace has the advantages of high burning speed, high burning efficiency, high slag burning degree, easy control, lower energy consumption, low pollution, low cost and investment conservation, and is applicable to domestic garbage with low thermal value and high moisture; and the garbage does not need to be pretreated.
Owner:新乡锅炉制造有限公司

Ultraviolet curing equipment and method for optical fiber coating

The invention relates to ultraviolet curing equipment and method for an optical fiber coating. The equipment comprises a cylindrical mounting base, wherein an inner cavity of the cylindrical mounting base is provided with UVLED (Ultraviolet Light Emitting Diode) light source modules in a peripheral direction and an axial direction; a cylindrical focusing lens is arranged in front of light-emitting surfaces of the UVLED light source modules, so that ultraviolet rays emitted from the UVLED light source modules are focused on a same curing axis. The ultraviolet curing equipment disclosed by the invention is long in service life, small in heating amount and low in energy consumption; a layout space of light sources is large, so that the output of the UV light sources of a plurality of UVLED light source modules are focused on the curing axis to form a UV light column with high light intensity; an optical fiber absorbs UV and is cured when passing through the UV light column; the light strength of the light column is high and the light sources are from multiple directions, so that the equipment has higher curing efficiency and better curing uniformity, the curing time is shortened, the work efficiency of wiredrawing of the optical fiber is improved, and the curing quality of the coating is improved.
Owner:YANGTZE OPTICAL FIBRE & CABLE CO LTD

Herb-tea fruit/vegetable yellow wine and preparation method thereof

InactiveCN101649275AHigh nutritional valueEnhance heat-clearing and heat-relieving health functionAlcoholic beverage preparationMicroorganism based processesBiotechnologyMedicinal herbs
The invention discloses a herb-tea fruit / vegetable yellow wine and a preparation method thereof. Aiming at the problems of high alcoholic strength, strong flavor, high heat productivity, inadaptability to summer drink and the like of the common yellow wine, the method employs the technical proposal that: utilizing a plurality of raw and auxiliary materials having the advantages of nutritive characteristics and the like, such as Chinese medicinal herbs for herb tea, cool fruits (vegetables), glutinous rice and the like; using a pure saccharifying fermenting agent and an active dry yeast to carry out the compound fermentation with a plurality of raw and auxiliary materials; and using Chinese medicinal herb leaching liquor for herb tea and cool fruit (vegetable) juice instead of brewing waterso as to reduce the alcoholic strength and the heat value of the yellow wine, increase the content of the dry extractive, increase the nutrients and the content of the yellow wine, enhance the health-care functions for clearing away the heat and relieving the summer heat and improve the mouth feel. The yellow wine tastes, elegant, pure, sweet and thick, has peculiar flavor and has the characteristics of both yellow wines and fruit wines.
Owner:刘名汉

Digital intermediate frequency conversion method and system used in repeater

The invention discloses a frequency changing method of digital middle-frequency signals used in a repeater station system, which comprises two steps of an up frequency changing process and a down frequency changing process: in the down frequency changing process, the middle-frequency signals after digital analog conversion are processed by digital wave filtering processes such as an extraction process, a bandpass compensation, a signal shaping process, etc. after a digital frequency mixing process, the middle-frequency signals can be moved to a zero middle-frequency, a digital signal with the high speed rate can extracted as two-channel quadrature digital baseband I, Q signal with a low speed rate; in the up frequency changing process, the digital baseband I, Q signals acquired from the down frequency changing process are processed by an interpolation filtering process, then processed by I, Q modulation process and a secondary frequency mixing process, and the signals can be processed by a gain adjustment and control, finally high speed digital middle-frequency signals are outputted. Correspondingly, the invention also discloses a frequency changing system thereof. The invention can be achieved by using PLC units such as FPGA, CPLD, EPLD and DSP, etc., which can improve the integration degree of repeater station equipment; meanwhile, an ASIC chip is removed to decrease heating capacity and to improve the reliability.
Owner:COMBA TELECOM SYST CHINA LTD

High-speed turn-milling combined machining power electric main shaft device and manufacturing method thereof

The invention relates to a high-speed turn-milling combined machining power electric main shaft device and a manufacturing method thereof. The main shaft device is arranged on a high-speed five-shaft turn-milling combined machining machine tool, and assorted electric, hydraulic and control parts are correspondingly combined with a system on the machine tool. The high-speed turn-milling combined machining power electric main shaft device is characterized in that the inside of a main shaft box is concentrically provided with a water jacket, an in-built motor and a main shaft from the outside to the inside; the inner bore of the main shaft is provided with a broach mechanism; the front end of the broach mechanism is provided with a broach case, and the rear end thereof is connected with a connecting sleeve and a broach detaching mechanism; a front bearing and a rear bearing which are arranged on the outer walls of both ends of the main shaft respectively form a bearing variable pre-tightening structure; a three-fluted disc mechanism is arranged on the periphery of the broach case; a broach oil cylinder is formed by a sleeve; an unloading oil cylinder, the broach detaching oil cylinder and a broach forging oil cylinder which are arranged at the rear end of the main shaft are arranged on the main shaft box through a rear end cover and a big flange; and an oil inlet and an oil outlet are respectively connected with the hydraulic system of the machine tool. The invention can realize the combined machining, such as high-rigidity lathe machining, high-rotating speed milling and the like.
Owner:通用技术集团沈阳机床有限责任公司

Lithium ion power battery with high safety performance

The invention relates to the technical field of a lithium ion battery, in particular relates to a lithium ion power battery with high safety performance. The lithium ion power battery comprises a positive pole piece, a diaphragm, a negative pole piece, an electrolyte, an external connection terminal and a shell, wherein the positive pole piece comprises a positive temperature coefficient (PTC) aluminum foil current collector and a high-nickel positive electrode material, the double surfaces of the PTC aluminum foil current collector are coated with PTC coatings, the high-nickel positive electrode material is coated on the surface of the current collector, and the diaphragm is a double-sided ceramic coating diaphragm. A fabrication method of the positive pole piece comprises the following steps of firstly, mixing all constitutes of a PTC material, a conductive agent, a binding agent and a solvent which serve as raw materials of the PTC coatings to prepare a paste; secondly, uniformly applying the paste on the double surfaces of an aluminum foil and drying the paste to obtain the PTC aluminum foil current collector; and finally, uniformly applying the high-nickel positive electrode material paste on the PTC aluminum foil current collector, and then carrying out roasting, grinding, slitting and roasting to obtain the positive pole piece.
Owner:WANXIANG 123 CO LTD

Phenolic resin composite material for manufacturing cable support and preparation method thereof

The invention relates to a phenolic resin composite material for manufacturing a cable support and a preparation method thereof. The preparation method comprises the following steps: adding zinc stearate into phenolic resin and stirring the mixture evenly; adding a fire retardant and a thickening agent in turn to prepare phenolic resin glue solution; passing reinforcing fibers through a phenolic resin glue solution steeping vat, then extruding out part of the resin, covering a polyethylene film on the upper surface and the lower surface of the resin, and coiling the resin into a coil; putting the resin into a baking oven to cure for 24 hours at a temperature of 50+/-5 DEG C so as to prepare a one-way reinforced die pressing material of the phenolic resin composite material; cutting the one-way reinforced die pressing material of the phenolic resin composite material into corresponding sizes for weighing according to different regional sizes of a die structure; putting the one-way reinforced die pressing material into a die cavity when the temperature of the die cavity is between 130 and 150 DEG C until the die cavity is fully filled, and closing the die; and under the condition of a die pressing pressure of between 7 and 12 MPa, performing deflation twice in the die closing curing process, and taking the one-way reinforced die pressing material out of the die after 20 to 25 minutes to obtain the phenolic resin composite material cable support. The phenolic resin composite material has the advantages of low calorific value, high fire retardance, excellent insulating property, and high strength and corrosion resistance.
Owner:洛阳双瑞橡塑科技有限公司
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