44results about How to "Reduce or eliminate adverse effects" patented technology

The invention provides a preparation method of copper red microcrystalline glass. The preparation method comprises the following steps of 1, carefully screening waste and old glass, cleaning, and crushing to obtain waste and old glass powder, 2, pretreating waste circuit boards, and carrying high temperature oxidation to obtain a metal oxide concentrate, 3, mixing the waste and old glass powder and the metal oxide concentrate, adding a nucleating agent and auxiliary agents, mixing well, and carrying out ball milling to obtain a mixed raw material, and 4, melting the mixed raw material at a high temperature into molten glass liquid, carrying out molding after clarification and homogenization, and carrying out nucleation and crystallization through heat treatment after annealing to obtain the copper red microcrystalline glass. The preparation method reduces or eliminates adverse influences from waste and old glass and waste circuit boards on the environment, changes waste into valuables, produces copper red microcrystalline glass having an extremely high artistic value, and has large economic and social benefits.

The invention discloses a method of separating and recovering valuable metals from waste lithium battery materials. The method comprises the following steps that a positive electrode material of a battery is leached by using sulfuric acid and a reducing agent, and filtering is carried out after the reaction is completed to obtain a leachate, wherein the reducing agent is one kind or multiple kindsof glucose, cane sugar, vitamin C, grape seeds, sodium thiosulfate and sodium sulfite; an additive is added into a leaching solution so as to adjust the pH value of the leaching solution in the rangeof 10-12, nickel, cobalt and manganese ions in the leaching liquid are enabled to be co-precipitated, and filtering is carried out to obtain a nickel-cobalt-manganese-containing precipitate and a lithium-ion solution after the reaction is finished; and the lithium-ion solution is concentrated to 20-45 g/L, excessive anhydrous sodium carbonate is added into the concentrated lithium-ion solution for reaction to obtain precipitate lithium carbonate; and the invention further discloses application of the product prepared by the method in battery production. According to the method and the application, leaching efficiency is high the process is simple, the waste liquid can be treated to prepare the terminal product lithium carbonate, and the pollution caused by the waste lithium battery to theenvironment can be effectively reduced.

The invention relates to the field of intelligent water supply management systems, and discloses an energy-saving peak-shifting intelligent water supply system based on a cloud technology. The energy-saving peak-shifting intelligent water supply system is characterized by comprising pump houses, water storage tanks, water pump units, water supply pipeline assemblies, data acquisition and transmission units, pump house monitoring units, intelligent water tank adjusting and controlling units, hydraulic data monitoring units, water quality monitoring and treatment units, pipe network hydraulic data monitoring units, a cloud platform server and a cloud platform big data analysis module. The energy-saving peak-shifting intelligent water supply system has the beneficial effects that at the moment which is not water use busy hours, the water storage tanks are subjected to regulation and storage as a whole, pipe network water supply resources are optimized and distributed, the instant water demand on a municipal water supply pipe network during the water use busy hours is reduced, the fluctuation range of the pressure of the water supply pipe network is narrowed, fluctuation of the pressure of the water supply pipe network is low, the phenomenon of leakage of the pipe network can be reduced, stable water supply of a water plant system is guaranteed, the rebuilding requirements of the water factory municipal water supply pipe network and the water supply pipe assemblies are lowered, and national water supply resources and ancillary facilities are saved.

The invention relates to a manufacture method of a prosthesis with a self-antibacterial action, belonging to the technical cross field of advanced manufacture and tissue engineering. The method comprises the steps of: establishing a three-dimensional model by adopting CT or MRI image data of a patient; designing internal and surface pore structures; manufacturing a wax mould and a resin mould through rapid forming and combining with a premise casting method to obtain a metal prosthesis; or obtaining the metal prosthesis through a laser or electronic beam rapid manufacture method or digital control processing method; and processing a polished surface and injecting or depositing surface silver ions to obtain the prosthesis with the self-antibacterial action. The prosthesis has individuation and elastic modulus close to the natural bone of a human body, and is suitable for cell growth, antibiosis and inflammation diminishing, and the like, greatly lightens the pain of the patient, and improves the life quality of the patient. The method is especially suitable for the individualized manufacture, self-antibacterial treatment and clinical application of the prosthesis.

The invention discloses a nano-bentonite composite flame-retardant polyhydroxybutyrate bioplastic and a preparation method thereof. The nano-bentonite composite flame-retardant polyhydroxybutyrate bioplastic comprises, by weight, 50-85% of polyhydroxybutyrate, 5-30% of a nano-bentonite composite flame-retardant, 0.1-5% of a processing assistant, 5-25% of degradable toughened resin, 0.1-5% of a coupling agent and 0.1-5% of a grafting agent. The preparation method comprises the following steps of drying the polyhydroxybutyrate, degradable toughened resin and nano-bentonite composite flame-retardant, adding the coupling agent into the above materials, carrying out activation by a high-rate mixer, mixing the mixture with the processing assistant and the grafting agent to obtain a uniform mixture, carrying out fusion extrusion by a double screw extruder and carrying out cooling, air-drying and grain-sized dicing. The nano-bentonite composite flame-retardant polyhydroxybutyrate bioplastic satisfies flame retardation standard of UL94V-0 level and retains mechanical properties and processing performances.

A table top circular saw cutting machine provided, for example, with a table on which a material to be cut is placed and with a cutting machine body having a saw blade rotated by an electric motor may have a phenomenon in which a high-frequency electric current generated in the vicinity of the electric motor is amplified on the table side to become noise to peripheral equipment. The invention reduces the noise. A cutting machine is configured in such a manner that conduction of a high-frequency electric current is blocked by installing insulating members (16, 16) on a support shaft (15) for supporting the cutting machine body (20) so that the cutting machine body can be tilted in the vertical direction relative to a body support section (50) which is mainly composed of a table.

The invention discloses a photovoltaic output ultra-short-term prediction method and system based on multi-source heterogeneous data. The method comprises the steps of extracting cloud atlas featuresfrom a foundation cloud atlas through a deep neural network; extracting historical data features from the historical photovoltaic output data; splicing the cloud picture features and the historical data features; and finally, based on the spliced features, generating predicted photovoltaic output data through a one-dimensional convolutional network. According to the invention, the deep neural network and the ultra-short-term photovoltaic output prediction are combined, the advantages of the deep neural network in image feature extraction are utilized, the features are extracted from the foundation cloud atlas and then fused with the photovoltaic output historical data, and the photovoltaic output prediction is realized. The combination of the image and the historical data overcomes the defects of single input data and low information amount of the prediction model, and the deep neural network automatically extracts the cloud image features to overcome the defects of low information utilization rate and weak generalization ability of the artificially designed image features.

The invention belongs to the technical field of building materials, relating to a heat insulating member with a flexible positioning member and a connecting member thereof. The heat insulating member with the flexible positioning member is characterized in that one side face or two side faces of a heat insulating plate are dipped with waterproofing layers, a protecting layer is arranged outside the other side face of the heat insulating plate or the waterproofing layers of the two side faces, and flexible fibers outwards extending out of the protecting layer or the heat insulating plate are arranged in the protecting layer or the heat insulating plate. The connecting member of the heat insulating member with the flexible positioning member is characterized in that the cross section of a positioning member made of fiber reinforced plastics is in a straight line structure with an anchoring hole or a U-shaped structure or a positioning edge outwards extends at the end of the side edge of a U-shaped opening, and the positioning member and a flexible heat insulting material forms the connecting member capable of filling in a gas between the adjacent two heat insulating plates. The heat insulating member has the advantages of light weight, high strength, good heat insulating effect, firm positioning and strong wave adsorbing and shielding capacity.

The present invention provides a method for producing self-cleaning glass-ceramic by using waste glass. The method comprises the following steps: (1) adopting waste glass as a raw material to produce glass-ceramic; (2) mixing an organic silicide, ethanol and water to prepare a silica sol coating fluid, adopting a dipping-pulling method to coat a silicon film on the glass-ceramic surface; (3) hydrolyzing a titanium dioxide precursor sol to prepare a titanium dioxide coating liquid, adopting the dipping-pulling method to coat a titanium dioxide film on the silicon film. With the present invention, adverse effects on the environment due to the waste glass can be reduced or eliminated; the waste can be changed into the treasure; the waste glass is effectively utilized to produce the glass-ceramic product with comprehensive self-cleaning ability and good effect; significant economic benefits and social benefits are provided.

The invention relates to the field of horizontal-axis wind turbines, in particular to an adaptable design method of horizontal-axis wind turbine blades. The method comprises the following steps that firstly, a model base containing blades in different types and specifications is built by means of a prototype blade; secondly, the adaptability of the structures and functions of the blades is analyzed; thirdly, modularized division of the blades is conducted; fourthly, the characterization parameters and control parameters of modules are created; fifthly, module information content computation, blade modularized optimization and module combination are conducted; sixthly, the aerodynamic characteristics and structural characteristics of a combined blade are evaluated. When the blades are upgraded, some function is added or replaced or the running wind field of a wind turbine is altered on a small scale according to the customer requirements, a specific module only needs to be replaced on the basis of the prototype blade to achieve that the blade parameters are modified on a small scale, and the customized customer requirements can be basically meet, so the design efficiency is greatly improved. The development and manufacturing cycles of the blades can be shortened, the market changes can be quickly dealt with, and the blades are convenient to reuse, upgrade and maintain.

The invention relates to a semiconductor lighting technology, in particular to an LED (Light Emitting Diode) driving power supply integrated lamp holder. According to one embodiment of the invention, the lamp holder comprises a shell which comprises a base, sidewalls, electrical contact components and an LED driving power supply, wherein the base is made from an insulating material; the sidewalls are fixedly arranged on the base, and at least part of each sidewall is made from a conductive material; the electrical contact components are fixedly arranged at the bottom of the base; the LED driving power supply comprises a substrate, an LED driving circuit and first and second input electrodes, wherein the substrate is fixedly arranged in a space defined by the base and the sidewalls; the LED driving circuit is arranged on the substrate; the first and second input electrodes are arranged on the substrate and are electrically connected with conductive parts of the sidewalls and the electrical contact components respectively.

The invention discloses a digital imaging device, which comprises a light source module, an image synchronizing signal generation circuit and a light source controller, wherein the image synchronizing signal generation circuit is used for generating an image synchronizing signal; and the light source controller is coupled to the light source module and the image synchronizing signal generation circuit, and is used for generating a light source control signal which is synchronous with the image synchronizing signal and has frequency corresponding to that of the image synchronizing signal to control the light output of the light source module. The light source controller controls the light output time and intensity of the light source module according to the image synchronizing signal, so the amount of light in the image acquisition of the digital imaging device can be increased to further reduce or solve the problem that an image formed by the digital imaging device is extremely dark or has extremely low contrast.

The invention provides a water boiler which can dual-intenerate the water quality, display the water temperature exactly and prevent the dry burning. A control circuit is fixed on a metal shell body with insulation and heat insulation; at least one temperature sensor is insulated and encapsulated in a metal shell of a sensor, extends into the interior of the metal shell body and is fixed on the metal shell body by a liner tube with insulation and leakage prevention; the temperature sensor is connected with the control circuit; the metal shell of the temperature senor and the metal shell body are respectively taken as electrodes of an ionization circuit and are connected with the ionization circuit in the control circuit; the exterior of the metal shell body is fixed with a temperature display screen that is connected with the control circuit; the material of the liner tube is duolite. The water boiler has the beneficial effects that an exact and intuitionistic water temperature display device is arranged on the water boiler, which is convenient for people controlling the time and the temperature of boiling water; the double modes of the ionization and the duolite are used for intenerating the water quality and stopping water from boiling again and again, thereby effectively ensuring the health and the safety of the boiled drinking water.

A melt delivery pipeline system for the melt direct-spinning process comprises a melt pipeline and a heating medium clamp sleeve. A heating medium partition is arranged in the heating medium clamp sleeve fixedly. The melt delivery pipeline system has the advantages that by arranging the heating medium partition in the heating medium clamp sleeve, mutual affection of heating media in different areas and temperature instability of the heating media are avoided, adverse effect on spinning and forming quality due to overhigh temperature or too low temperature of melts is reduced or eliminated, controllability of temperature of spinning melts is realized, stability of product quality is guaranteed and yield of finished products is improved.

The invention discloses a process structure for draining remaining stored water in an electrolytic cell or an electrolytic electrode assembly in a water electrolysis device. The electrolytic cell is provided with a water inlet and a water outlet, the water outlet of the electrolytic cell can drain the water in the electrolytic electrode assembly, the water outlet of the electrolytic cell is higherthan a device electrolytic water output port in horizontal position, and thus the water in the electrolytic cell is possibly drained naturally from the water outlet; a ventilating part is provided with an air inlet communicating with the atmosphere and an air outlet communicating with the electrolytic cell or the water inlet of the electrolytic cell, and the ventilating part is a one-way ventilating part or a controlled one-way ventilating part; when the air pressure or the water pressure of the air outlet of the one-way ventilating part is lower than the air pressure of the air inlet, the one-way ventilating part is on, air can enter from the air inlet and can be output from the air outlet, and thus after water electrolysis work of the electrolytic cell and the electrolytic electrode assembly in the electrolytic cell is completed, the remaining stored water can be naturally drained from the device electrolytic water output port with the low horizontal position; and the work process that the controlled one-way ventilating part is controlled to conduct ventilating to drain the remaining stored water in the electrolytic cell is similar to the process.

An optical element comprising a window formed of synthetic diamond material and an optical surface pattern formed directly in a surface of the synthetic diamond material. The window of synthetic diamond material is in the form of a wedged diamond window with non-parallel major surfaces defining a wedge angle in a range (1) arcminute to 10D and the optical surface pattern is formed directly in oneor both of the non-parallel major surfaces. There is also described a laser system comprising the optical element and a laser having a coherence length, wherein the coherence length of the laser is greater than twice a thickness of the wedged diamond window at its thickest point.

The invention relates to the field of automated control, in particular to a door control unit for local and overall upgrading and rebuilding, that is, a universal DCU. The door control unit comprisesa DCU core module, a power supply module, a driving module and an interface module; the DCU core module is used for calculating and giving an instruction to achieve control over opening or closing ofa platform door through the driving module or used for acquiring and recording real-time state information of the platform door; the power supply module is used for being connected with a power supplyto supply power to the DCU core module; the driving module is used for acquiring the instruction given by the DCU core module and driving and controlling a platform door motor to work to achieve control over opening or closing of the platform door; and the interface module is used for being connected with existing DCU interface equipment or devices of different manufactures, and then data transmission between the universal DCU and original equipment or devices is achieved. According to the door control unit for local and overall upgrading and rebuilding, DCUs of all the manufactures can be replaced, the universality is high, the product researching, developing and manufacturing period is shortened, and the door control unit can quickly respond to market changes; and negative influences onthe environment are reduced, reusing, upgrading, maintaining and treatment after product abandonment are convenient, the working efficiency is improved, and the operating cost is reduced.

The invention relates to an automatic rain-shielding device of a larrybin. The automatic rain-shielding device is characterized in that a track frame is fixed on a coal scuttle inspecting stand, the track frame is provided with a horizontal guide rail, and the track frame is also provided with a hydraulic cylinder paralleled with the horizontal guide rail; a sliding bracket respectively provided with two cover plates at both ends is vertically intersected with the track frame; the end head of a piston rob of the hydraulic cylinder is connected with the middle part of the sliding bracket; a rolling wheel is arranged below the sliding bracket, a limit switch is arranged on the horizontal guide rail of the track frame and the sliding bracket is also provided with an inductor plate. The automatic rain-shielding device of the larrybin adopting the technical scheme provided by the invention has the advantages of simple structure, low cost, easiness in installation and reliability in operation. The automatic rain-shielding device realizes automatic control, and can be used for shielding rain for spare larry cars and the larry cars in an operation process; the labour intensity of the workers is reduced, the negative effects of the rainfall to the coal entering ovens are reduced or eliminated and production operation of the coke ovens is facilitated.