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48results about How to "Reduce energy consumption and costs" patented technology

High-strength polyurethane modified silicate grouting reinforcement material as well as preparation method and application thereof

The invention provides a high-strength polyurethane modified silicate grouting reinforcement material as well as a preparation method and an application thereof, relates to a grouting reinforcement material adopting alkali metal silicate as a raw material and aims to provide the high-strength polyurethane modified silicate grouting reinforcement material which is low in cost, simple to prepare, low in reaction temperature and good in environmental protection, as well as the preparation method and the application of the high-strength polyurethane modified silicate grouting reinforcement material. The high-strength polyurethane modified silicate grouting reinforcement material comprises a component A and a component B, wherein the component A comprises a sodium silicate solution and a catalyst; the component B comprises polymeric MDI (methylene diphenyl diisocyanate), polyether polyol and a promoter. With application of the invention, the component A and the component B are mixed and cast in an isovolumetric manner. The preparation method of the grouting reinforcement material is simple and easy to operate. The grouting reinforcement material has low reaction temperature and free from high-temperature potential safety hazard; meanwhile, the material doesn't contain fire retardant ingredients, and environmental pollution is reduced. The grouting reinforcement material is used for rock soil reinforcement in the fields such as coal bed geology, water conservancy and hydropower, underground construction, subway tunnels and the like.
Owner:SHANXI JINMEI GRP TECH RESEACH INST

High-encoding-rate point-to-point QKD system, transmitting terminal, receiving terminal and QKD method

The invention discloses a high-encoding-rate point-to-point QKD system, a transmitting terminal, a receiving terminal and a QKD method. The transmitting terminal comprises a light source module, an encoder, wavelength division multiplexers and a fiber interface in sequence in the optical signal transmission direction, and further comprises a main control logic module used for sending a control signal to the encoder. The light source module comprises a plurality of light sources with different emission wavelengths. The output end of each light source is connected with a beam splitter. The outputs of the corresponding light sources are divided into multiple optical signals to be outputted to the encoder for encoding through the beam slitters. The fiber interface is a multi-core fiber interface, and is used for converting the optical signals from the wavelength division multiplexers into multi-core fibers to be transmitted to the receiving terminal. When QKD system is provided with n light sources with different wavelengths and m multi-core fibers, n*m quantum key distribution lines can be accommodated, and the encoding rate is n*m times of that of an original single QKD system.
Owner:ZHEJIANG SHENZHOU QUANTUM NETWORK TECH CO LTD

Plastic particle extrusion welder

The invention belongs to the technical field of plastic welding, and particularly relates to a plastic particle extrusion welder. The plastic particle extrusion welding device comprises a screw extrusion welding device, a preheating device and an adjusting device, wherein the screw extrusion welding device is used for preheating and melting plastic particles and extruding the preheated and melted materials according to preset extrusion speed so as to weld an object to be welded; the preheating device is used for preheating the welding part of the object to be welded by blowing out hot wind before the materials are welded by the screw extrusion welding device; the adjusting device is used for adjusting the welding position and the welding angle of the screw extrusion welding device. The plastic particle extrusion welder is relatively simple and convenient to operate; due to the fact that the plastic particles are directly used as welding materials, the cost and energy consumption of plastic welding rod processing are saved, plastic circular storage tanks and longer plastic tank bodies can be conveniently welded, the discharging and moving speed of a welding machine are stable, the welding with the weld width being more than 20mm can be formed once, the welding strength is high, the weld appearance is attractive, the efficiency is high, and a traditional welding technology can be replaced or complementation is formed.
Owner:QINGDAO YIDIAN PLASTIC WELDING EQUIP

Resource allocation method and device based on wireless energy-carrying communication

The invention provides a resource allocation method and device based on wireless energy-carrying communication, which maximize the energy efficiency of a system, and comprises the following steps: S1,designing codebook-based analog precoding according to a full connection and sub-connection structure; S2, constructing a joint digital multicast, unicast precoding and power splitting rate optimization problem; S3, converting the fractional objective function into a subtractive objective function, and proposing a double-loop iterative algorithm to solve the fractional objective function; and S4,in the outer ring, solving T(q) by adopting a classical double-section iterative algorithm, converting the proposed problem into a convex problem by adopting a low-complexity iterative algorithm based on a ZF technology in the inner ring, and proposing an iterative algorithm to solve the convex problem. The invention provides a resource allocation method and device based on wireless energy-carrying communication by combining multicast unicast wave millimeter waves with SWIPT. Millimeter waves are filled with more antennas with smaller physical sizes; the SWIPT interference power is convertedinto the energy of the receiving end, so that the energy efficiency is improved; a hybrid precoding scheme is adopted, and the number of RF chains is far less than the number of antennas.
Owner:ZHENGZHOU UNIV

Method for manufacturing microcrystalline glass by cyanite tailing

The invention discloses a method for manufacturing microcrystalline glass by cyanite tailings, belonging to the technical field of building material synthesis. The production technology comprises the following steps: according to parts by weight, except the tailings pre-processed by cyanite, choosing other ingredients in the following range: 2-6 parts of Na2O3, 6-10 parts of Al2O3, 2-4 parts of ZnO2, 15-22 parts of CaO, 2-4 parts of BaO and 0-3 parts of TiO2/P2O5/Cr2O3, wherein the amount of above raw materials is determined at will within the respective range, and the pre-processed tailings are added according to the rest ratio of percentage by weight; evenly mixing, melting, carrying out water quenching, and grinding; adding 1-3% polyvinyl alcohol (PVA); pressing and shaping at the intensity of pressure of 20-110MPa; carrying out heat treatment, wherein the specific heat treatment rule is as follows: heating speed is 2-4DEG C/min, temperature is kept for 1.5-3 hours after being raised to 750-820DEG C, nucleus formation is carried out, and temperature is kept for 1.5-3 hours for crystallization when temperature is continuously raised to 880-950DEG C; and naturally cooling to prepare the microcrystalline glass. The method has the advantages of low cost and energy consumption and high tailing use ratio, develops a new path for utilizing the cyanite tailings, lightens environmental pollution by the cyanite tailings and has a profound environmental protection meaning.
Owner:UNIV OF SCI & TECH BEIJING

Zero emission treatment device and method for late-stage landfill leachate

The invention relates to the technical field of environmental engineering and aims to provide a zero emission treatment device and method for late-stage landfill leachate. The device and method can improve overall reaction efficiency of partial nitrification-anaerobic ammonia oxidation, realize zero emission treatment of the landfill leachate and remove phosphorus, organic matters and heavy metalions in the landfill leachate. According to the technical scheme, the zero emission treatment device for late-stage landfill leachate is characterized by comprising a regulating tank unit, a partial nitrification-anaerobic ammonia oxidation integrated reactor unit, a carbonization tank unit, a denitrification tank unit, a spirulina-nitrification tank unit, a sedimentation tank, a membrane filtration system unit and an intelligent control system, wherein the partial nitrification-anaerobic ammonia oxidation integrated reactor unit comprises a partial nitrification tank unit and an anaerobic ammonia oxidation reactor unit; the spirulina-nitrification tank unit comprises a spirulina tank unit and a nitrification tank unit; the membrane filtration system unit comprises a microfilter, a nanofilter and an ultrafilter.
Owner:ZHEJIANG WUTE ENVIRONMENTAL PROTECTION TECHCO

Liquid nitrogen recovering device and method

InactiveCN105526500AReduce energy consumption and costsSave money on purchases and equipment maintenancePipeline systemsFluid transferredChemistryRecovery method
The invention provides a liquid nitrogen recovering device and method. The device comprises a first liquid nitrogen storage tank, a first transportation pipeline, a second transportation pipeline, a second liquid nitrogen storage tank, a third transportation pipeline and a first pressurizer, wherein the first liquid nitrogen storage tank is used for storing liquid nitrogen; the first transportation pipeline is connected with the first liquid nitrogen storage tank and is used for transporting the liquid nitrogen to a low-temperature working device; the second transportation pipeline is connected with the low-temperature working device; the second liquid nitrogen storage tank is connected with the second transportation pipeline and is used for storing the liquid nitrogen transported by the low-temperature working device through the second transportation pipeline; the third transportation pipeline is respectively connected with the first liquid nitrogen storage tank and the second liquid nitrogen storage tank and is used for transporting the liquid nitrogen in the second liquid nitrogen storage tank to the first liquid nitrogen storage tank; and the first pressurizer is arranged in the low-temperature working device and is used for increasing the air pressure in the low-temperature working device. According to the liquid nitrogen recovering device, the first pressurizer is utilized while a vacuum pump is omitted, so that the purchasing cost of the vacuum pump and the maintenance expense of equipment are reduced, and the liquid nitrogen recovering device is more convenient and practical in actual application.
Owner:SHANGHAI QIYUAN AIR SEPARATION TECH DEV

Palladium-based dual functional film and its preparation method

The invention discloses a palladium-based dual functional film and its preparation method. The palladium-based dual functional film contains a palladium film or palladium alloy film deposited on the surface of porous ceramics and is characterized in that pore channels of the porous ceramics are loaded with a methanation catalyst. The preparation method comprises steps of: loading the methanation catalyst into the pore channels of the porous ceramics by an immersion method and preparing the palladium or palladium alloy film on the surface of the porous ceramics by a chemical plating or chemical plating and electroplating coupling method. According to the palladium-based dual functional film, the methanation catalyst is loaded in the pore channels of the palladium film or palladium alloy film porous carrier so as to realize the coupling of film separation and carbon monoxide catalytic methanation. When the film is used for hydrogen separation and purification, trace carbon monoxide and carbon dioxide leaked from defects of the film can undergo catalytic methanation, thus satisfying special hydrogen requirements. The preparation technology of the palladium-based dual functional film provided by the invention is mature, simple and easy to operate, and can be suitable for industrial application.
Owner:RISON HI TECH MATERIALS CO LTD +1

Method for improving gas extraction rate by extracting geothermic energy

The invention discloses a method for improving a gas extraction rate by extracting geothermic energy. The method comprises the following steps: firstly, constructing and drilling in a heat source rocklayer and burying a heat collection heat pipe; evaporating and condensing a working medium and rapidly transferring heat to a heat collection water tank through the heat collection heat pipe; carrying out heat exchange on the heat collection water tank and a heat source water tank through a heat exchanger, so as to heat water in the heat source water tank; distributing a heating heat pipe in a gas extraction drilled hole and heating an extraction coal layer by the heat source water tank through the heating heat pipe; continuously transferring the heat into the extraction coal layer along continuous phase change of an evaporation section and a condensation section of the working medium in the heating heat pipe. The method disclosed by the invention is high in heat transferring efficiency;an extra direct heat source or chemical substance reaction heat source does not need to be provided; the energy consumption and the cost of the gas extraction are low; the method is especially suitable for the gas extraction of low-ventilation and high-adsorption coal layers under coal mines.
Owner:CHINA UNIV OF MINING & TECH

Full-automatic welding system for contact knife of frame circuit breaker

The invention discloses a full-automatic welding system for a contact knife of a frame circuit breaker. The system is structured such that a rotary disc is arranged on a table-board, the rotary disc is in control connection to a multi-station slicer, eight opened slots are uniformly formed in the upper surface of the rotary disc along the circumference, and a locking clamp is fixedly mounted in each opened slot; a contact knife loading mechanism, a flux loading mechanism, a contact loading mechanism, a welding mechanism and a product discharging mechanism are arranged on the table-board aroundthe rotary disc; the eight locking clamps correspond to eight stations; in an initial state, the first station corresponds to the contact knife loading mechanism, the second station corresponds to the flux loading mechanism, the third station corresponds to two detection sensors, the fourth station corresponds to the contact loading mechanism, the fifth station corresponds to an inductor I, the sixth station corresponds to the welding mechanism, the seventh station corresponds to an inductor II, and the eighth station corresponds to the product discharging mechanism. The device improves the efficiency and the primary penetration rate, and the service life of an electrode is prolonged greatly.
Owner:YUEQING YEDAO ELECTROMECHANICAL CO LTD

Spraying method and spraying equipment for two-component coating

The invention discloses a spraying method and spraying equipment for a two-component coating. The spraying method comprises the following steps: a first component and a second component of the coating are prepared, wherein the first component comprises modified emulsified asphalt, and the second component comprises a water solution of calcium chloride; the first component and the second componentare respectively placed into a first container and a second container; an engine is started, a first pump and a second pump are simultaneously driven by a rotation device; the first component inside the first container is absorbed into a first pipeline by the first pump and delivered to a first spray gun through a third pipeline; and the second component inside the second container is absorbed into a second pipeline by the second pump and delivered to a second spray gun through a fourth pipeline. When the two-component coating is sprayed, a gunlock of the first spray gun and a gunlock of the second spray gun are simultaneously pulled so that the first component and the second component are respectively sprayed out of the first spray gun and the second spray gun and then converged and instantly reacted and fallen on a substance to be sprayed to form a film layer. The method combines the advantages of coiled (sheet) materials and coatings.
Owner:波力尔科技发展有限公司

Automatic connection charging port and charging method suitable for various types of mobile phones

The invention discloses an automatic connection charging port and a charging method suitable for various types of mobile phones and belongs to the field of charging of mobile phones. According to theinvention, a mobile phone positioning device positions mobile phones in different specifications on the surface of a charging device body; various types of charging plugs are arranged on a charging plug switching device; the charging plug switching device conveys a charging plug matching with the specification of the mobile phone to a port position; the mobile phone positioning device pushes the mobile phone so as to allow the charging plug to be inserted into the mobile phone port; and after the charging is finished, a mobile phone pulling out device pushes the mobile phone port to be separated from the charging plug. According to the invention, through a charging base box provided by the invention, as long as a user places a target mobile phone in a groove of the charging base box, the charging base box is capable of positioning the position of the charging port of the target mobile phone automatically, and is automatically connected with the charging port to finish charging; and after the charging is finished, the mobile phone is automatically pushed out, so automatic management is achieved; and an objective of achieving various kinds of functions through one charging device isachieved.
Owner:重庆瑞景信息科技有限公司

Diaphragm resin coating device and processing method

The invention relates to a diaphragm resin coating device and a processing method, and the method comprises the following steps: placing resin and an organic solvent into a closed perfect mixing flow stirring machine for stirring so as to form spray-coating colloid after stirring for 2-5 hours, further adding solid substances with small grain diameter for preparing finished product glue, storing in a spray-coating material groove, enabling a diaphragm matrix to be expanded on a unreeling machine, pass through an A expansion roller, a drying box and a B expansion roller and then be wound on a reeling machine, fixing a spray head at the inlet of the drying box, enabling the finished product glue to pass through a feeder, a pipeline and the spray head, and quantitatively performing spray-coating on a diaphragm, wherein the position of the spray head is vertical to the running direction of the diaphragm; and further drying after spray-coating, using a water vapor generator to provide a heat source for the drying box, and finally cutting into a finished product. The method has the advantages that the microporous spray-coating technology is used, the finished product glue after concentration is directly spray-coated on the surface of the diaphragm through the microporous pump pressing technology, the full-closed production is realized, environmental pollution is avoided, the energy consumption and the cost are low, the product quality is stable, the efficiency is high, the operation is easy, and the maintenance is convenient.
Owner:TIANJIN KYD TECH DEV

Detection tool used for fatigue test of automobile control arm ball pin

The invention discloses a detection tool used for the fatigue test of an automobile control arm ball pin. The detection tool comprises a top plate, two side plates, a supporting plate and three driving units. The two side plates are perpendicularly connected so as to form an "L"-shaped framework. The top plate and the supporting plate are arranged in the corner of the "L"-shaped framework in parallel from the top to the bottom in turn, and the top plate and the supporting plate are perpendicular to the side plates. The middle part of the top plate is provided with a guide hole. The middle part of the supporting plate is provided with an installing hole. The external wall of each side plate is provided with a slide "U"-shaped fork, and the two of the driving units can be connected with the slide "U"-shaped forks. The automobile control arm ball pin can be fixed in the installing hole. One driving unit of the three driving units can penetrate through the guide hole so as to apply loading force to the automobile control arm ball pin in a vertical direction. The other two driving units apply loading force to the automobile control arm ball pin in a horizontal direction through the slide "U"-shaped forks. The detection tool can perform fatigue test detection on the automobile control arm ball pin simultaneously.
Owner:芜湖禾田汽车工业有限公司

New method for preprocessing high-salt dye wastewater

The invention discloses a new method for preprocessing high-salt dye wastewater, and the new method comprises the following steps of: injecting the high-salt dye wastewater with certain volume into an integral micro-electrolyzer, and sequentially opening a water pump and an air pump so that iron/carbon fillers are in a suspended state by dint of the dual thrust of circulating water flows and aeration; switching on DC (Direct Durrent), and regulating and controlling input voltage according to the COD (Chemical Oxygen Demand) of wastewater; measuring the colority and COD of water after certain retention time, and judging the quality of the water; and carrying out coagulating sedimentation on the effluent water to complete standard discharge or biodegradability, and the like, wherein the processing process is in a sequencing batch way. The new method is characterized in that the decoloring ratio of the high-salt dye wastewater is approach to 100.0% and the COD removal ratio achieves 65.0-90.0% under the coupling action of the circulating water flow cooperating with aeration and an external electric field. The method disclosed by the invention not only effectively remove the colority and COD of the high-salt dye wastewater and has the advantages of easiness for operation and low energy consumption; and compared with the traditional micro-electrolytic method or composite micro-electrolytic method, the method disclosed by the invention is outstanding in high-efficiency and low-energy consumption mainstream development conception.
Owner:TIANJIN POLYTECHNIC UNIV

Difunctional ceramic membrane for gas in-situ dry reforming and preparation method thereof

The invention provides a bifunctional ceramic membrane for gas in-situ dry reforming and a preparation method thereof, the bifunctional ceramic membrane takes a compound of an oxygen ion conductor electrolyte and a catalyst as a matrix, and alkali carbonate is immersed in the matrix. The oxygen ion conductor electrolyte can permeate and trap gas, and the catalyst catalyzes the permeated and trapped gas for in-situ conversion. According to the invention, an in-situ dry reforming technology is adopted, and the industrial waste gas generated in the industrial production process permeates through the difunctional ceramic membrane through the difunctional ceramic membrane and is subjected to dry reforming under the action of the catalyst, so that the industrial waste gas is converted into the synthesis gas with high additional value through dry reforming. The bifunctional ceramic membrane integrates two functions of permeation and dry reforming, in-situ dry reforming of gas is truly realized, the complexity of a gas treatment device is reduced, the cost and energy consumption for gas trapping and conversion are reduced, escape of gas to be treated is effectively prevented, and the conversion efficiency is improved.
Owner:SHENZHEN UNIV
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