71results about How to "Low energy requirements" patented technology

The invention provides a plastic product and a preparation method thereof. The method comprises the following steps: 1) forming a plastic base, wherein the plastic base contains chemically plated catalysts which are compounds shown in the formula I, II or III; 2) removing the plastics in the selected area on the surface of the plastic base and exposing the chemically plated catalysts in the corresponding area; and 3) chemically plating copper or nickel and continuing chemical plating and / or electroplating at least once to form a metal layer on the surface of the plastic base. The preparation method provided by the invention has the advantages of simple process, low requirement for energy and low cost. In addition, the chemically plated catalysts are distributed in the plastic base, so the plating layer formed after chemical plating and the plastic base have very high adhesion.

The invention discloses a wireless sensor network and constructing method and communication method capable of self-adapting the web knot according to network structure variation, and variation of service data transferring demand and variation of network management command. The wireless sensor network is isomorphism grouping network structure of node cluster management. Make the knobs which can directly communicate into a cluster, constructing a topological structure of cluster network linking. The communication dispatching of the network nodes can be divided into intra-cluster nodes communication dispatching and inter-cluster nodes communication dispatching. According to the network structure design, set the intra-cluster network nodes constructing cluster network work periods. A cluster network working period comprises cluster resting period, inter-cluster interchanging nodes communicating work period and intra-cluster nodes communication work period. The network nodes is used for self-adapting each working period and the communication time of cluster nodes of each working period, and communication time width to reach the network optimization.

The invention provides a plastic product and a preparation method thereof. The method comprises the following steps: 1) forming a plastic base, wherein the plastic base contains chemically plated accelerators which are one or more of Ni2O3, Co2O3, CuSiO3, CuC2O4, Cu / Fe / Mn or Cu / Fe / Al ternary co-sintered oxides and Cu / Fe / Al / Mn quaternary co-sintered oxides; 2) gasifying the surface of the plastic base with laser to expose the chemically plated accelerators; and 3) chemically plating copper or nickel and continuing chemical plating and / or electroplating at least once to form a metal layer on the surface of the plastic base. The preparation method provided by the invention has the advantages of simple process, low requirement for energy and low cost. In addition, the chemically plated accelerator is distributed in the plastic base, so the plating layer formed after chemical plating and the plastic base have very high adhesion.

The invention discloses a preparation method of a plastic product, and the plastic product made with the method. The method comprises the following steps: (1) forming a plastic substrate comprising a chemical plating promoter, wherein the chemical plating promoter is a substance which can promote a chemical reduction reaction in a chemical plating liquid; (2) carrying out a sand-blasting treatment upon a selected area on the surface of the plastic substrate, such that the chemical plating promoter are revealed in the area, and an active area which can be chemically reduced is formed; (3) chemically plating copper or nickel on the active area obtained from step (2), and carrying out at least one time of chemical plating and / or electroplating, such that a metal coat is formed on the plastic substrate. The method provided by the present invention has advantages of simple technology, low energy requirement, and low cost. Further, because the chemical plating promoter is distributed in the substrate, the bonding force between the chemically plated coat and the plastic substrate is strong.

The invention provides a plastic product and a preparation method thereof. The method comprises the following steps of: (1) molding a plastic substrate, wherein the plastic substrate contains a chemical plating accelerating agent which is a compound shown as the formula I or II; (2) irradiating a selected region on the surface of the plastic substrate by laser, and exposing the chemical plating accelerating agent on a corresponding region; and (3) chemically plating copper or nickel, continuing to carry out chemical plating and / or electroplating at least once, and forming a metal layer on the surface of the plastic substrate. The preparation method provided by the invention has the advantages of simple process, low energy requirements and low cost; in addition, the chemical plating accelerating agent is distributed in the plastic substrate, therefore, a plating layer formed after the chemical plating has very high binding force with the plastic substrate.

The invention discloses a method for 3D printing by utilizing multi-wavelength light. A mixed polymerizable fluid composed of multiple components is taken as a raw material; during a curing process after radiation is received by the raw material, different components can absorb radiations in different wavelengths so as to perform polymerization reaction; the components are cured and molded so as to jointly form a 3D printing component; the radiation sources for supplying polymerization energy are in wider scope, so that the component selectivity of the corresponding polymerizable fluid is higher and the performance after the curing of raw material is various; multiple radiation sources are adopted and the energy supplied by each radiation source is reduced, namely, the demand on energy ofeach light source in 3D printing is low, so that the manufacturing cost of equipment is lowered and the service life of single light source is prolonged.

A silica gel absorbent with nano pores is prepared through immersing inorganic fibrous paper in water glass for 10-24 hr, drying for 10-24 hr, immersing in aquous solution of precipitant for 12-24 hr, drying in air, immersing in acid for 12-24 hr, water washing until it become neutral, drying in air, and program heating. It can be used as demoistening core of air conditioner. Its advantages are high adsorptive power, and low energy consumption and regenerating temp.

The material for preparing titanium silicate adsorbent has molar ratio between Si and Ti of 8-20,and the proportion among alkoxide, water and polyethylene glycol of 1 to 5-15 to 0.002-0.005. The preparation includes the steps of sol preparation and titanium silicate preparation. The sol preparation includes partial hydrolysis of ethanol solution of silanolate, adding ethanol solution of titanic alkoxide while heating for complete hydrolysis; and adding polyethylene glycol for condensation to form sol. In the titanium silicate preparation, the sol is prepared into hydrogel through oil-free formation process and the hydrogel is then prepared into nano spherical titanium silicate via washing, drying and sieving. The titanium silicate product has high adsorption performance and is used in producing core of dehumidifying wheel.

The invention discloses a workpiece electromagnetic incremental forming device provided with profile-followed arrangement coils, and further discloses a workpiece electromagnetic incremental forming method. The workpiece electromagnetic incremental forming device comprises a supporting frame, a mould, a plate, plate clamping assemblies for fixedly clamping the plate, and a driving piece for driving the mould to move so as to conduct stretch forming on the plate, and further comprises the multiple profile-followed arrangement coils. The plate clamping assemblies are arranged on the supporting frame; the plate is fixedly clamped between the plate clamping assemblies; the driving piece is connected with the mould; the profile-followed arrangement coils are arranged on the periphery of the surface of the plate subjected to stretch forming by the mould in a surrounding mode; and all the profile-followed arrangement coils are arranged on layers of different heights above the plate correspondingly. The workpiece electromagnetic incremental forming method comprises the steps of plate fixing, stretch forming of the plate, electromagnetic forming through the profile-followed arrangement coils and the like, and the plate and the mould are attached by repeatedly executing plate stretch forming and electromagnetic forming. The workpiece electromagnetic incremental forming device and methodhave the advantages of being high in forming precision, good in forming quality, high in efficiency, high in utilization rate of discharge energy, low in equipment energy demand and the like.

The invention discloses a preparation method of a plastic product. The preparation method comprises the following steps: 1) shaping a plastic substrate, wherein the plastic substrate contains a chemical plating accelerator, and the chemical plating accelerator is one or more of Ni2O3, Co2O3, CuSiO3, CuC2O4, Cu / Fe / Mn or Cu / Fe / Al ternary co-sintering oxide and Cu / Fe / Al / Mn quaternary co-sintering oxide; 2) gasifying the surface of the plastic substrate by use of laser, and exposing the chemical plating accelerator; and 3) chemically plating copper or chemically plating nickel, and further carrying out chemical plating and / or electroplating at least once, so as to form a metal layer on the surface of the plastic substrate. The preparation method provided by the invention has the advantages ofsimple process, low energy requirement and low cost; and in addition, the chemical plating accelerator is distributed in the plastic substrate, thus the bonding force of a plating layer formed by chemical plating and the plastic substrate is extremely high. The invention further discloses a plastic product prepared by the method.

The invention provides a plastic product preparation method and a plastic product. The method comprises the following steps of: (1) forming a plastic substrate, wherein the plastic substrate contains a chemical plating accelerating agent, and the chemical plating accelerating agent is a perovskite structure compound having the general formula of ABO3, wherein A contains at least one of elements from No.9, No.10 and No.11 rows in the periodic table of elements and selectively contains one or more elements from IA and IIA families and lanthanide series; and B is one or more elements from IVB and VB families; (2) gasifying the surface of the plastic substrate through laser to expose the chemical plating accelerating agent; and (3) chemically plating copper or chemically plating nickel, continuing chemical plating and / or electroplating at least once to form a metal layer on the surface of the plastic substrate. The preparation method provided by the invention has simple technologies, low requirement for energy and low cost; in addition, the chemical plating accelerating agent is distributed over the plastic substrate, so that the binding force between the coating formed after chemicalplating and the plastic matrix is extremely high.

The invention discloses a portable laser-induced breakdown spectroscopy analysis device. The portable laser-induced breakdown spectroscopy analysis device comprises a laser device, a beam splitting unit, a reflection mirror group, an off axis parabolic mirror and a spectrograph; laser rays emitted by the laser device are transmitted to the reflection mirror group in parallel through the beam splitting unit, and are focused on the surface of a sample to be tested after reflected with the reflection mirror group; signal light rays emitted by the sample to be tested are emitted to the beam splitting unit after reflected with the reflection mirror group; the laser rays and the signal light rays are in coaxial in a light path between the beam splitting unit and the sample to be tested, are reflected to the off axis parabolic mirror through the beam slitting unit, and are transmitted to the spectrograph after reflected with the off axis parabolic mirror, and are connected with a control boxfor spectral analysis and display. By adopting the portable laser-induced breakdown spectroscopy analysis device, the defects existing in a transmission-type non-coaxial spectroscopy analysis device are overcome, meanwhile numerical aperture of focused laser rays is increased, focal spot number is reduced, the energy density of the laser rays acting on the surface of an object is increased, an requirement of an instrument on the energy of the laser device is met, so that the portable laser-induced breakdown spectroscopy analysis device has considerably foreseeable industrial and commercial application value.

The invention discloses a steam generation control method. The method includes the steps of receiving steam temperature data, controlling a heater to generate steam at first heating power till the temperature of the steam reaches a preset temperature threshold value when the temperature of the steam is smaller than or equal to 100 DEG C, and controlling the heater to gradually decrease from the first heating power to second heating power when the temperature of the steam reaches the temperature threshold value. According to the steam generation control method, in the step of controlling the power to decrease, a lot of energy can be saved, and meanwhile the high steam generation efficiency can be ensured. Meanwhile, the embodiment of the invention further provides a steam generation controller and a steam cabinet. The power of the steam cabinet can be adjusted, the efficiency of the steam cabinet can be improved, the requirement for energy can be lowered, sufficient steam can be kept in the steam cabinet for work, and the aims of protecting the environment and saving energy can be achieved.

The embodiment of the invention discloses a method and a device for supplying power to an emergency power supply device ofan energy feedback type elevator and an elevator, The emergency power supply device is connected into an energy feedback type elevator as a backup power supply, and comprises a backup battery and an inverter module for outputting alternating current from the energy stored in the backup battery, wherein the alternating current output by the inverter module is the same as the mains frequency and voltage range used for the elevator frequency converter in the energy feedback type elevator. In the embodiment of the invention, the renewable energy generated by the elevator can be reasonably utilized without changing the structure of the elevator frequency converter, thereby reducing the design requirements of the elevator frequency converter, reducing the energy requirements of the power outage emergency power supply and reducing the cost.

The invention provides a method for producing a plastic product and the plastic product. The production method comprises the following steps: 1) forming a plastic substrate, wherein the plastic substrate comprises a chemical plating enhancer which is one or more selected from Ni2O3, Co2O3, CuSiO3, CuC2O4, Cu / Fe / Mn or Cu / Fe / Al ternary co-sintering oxide, Cu / Fe / Al / Mn quaternary co-sintering oxide; 2) laser gasificating the surface of the plastic substrate, exposing the chemical plating enhancer; 3) performing chemical copper plating or chemical nickel plating, continuously carrying out a chemical plating and / or electroplating, forming a metal layer on the surface of the plastic substrate. The method of the invention has the advantages of simple process, low energy requirement and low cost; in addition, the chemical plating enhancer is distributed in the plastic substrate, thereby a plating layer formed by chemical plating has high binding force with the plastic substrate.

A pin puller based on a memory alloy wire comprises a pin, a housing, a pull rod, an ejection spring, a front insulating mat, a pull tray, a memory alloy wire, a PCB (printed circuit board), a rear cover and a service conductor, wherein two bonding pads of the PCB are conducted respectively, but not with each other; the pull rod is sleeved and fixedly connected with the front insulating mat and the pull tray; the two ends of the memory alloy wire are soldered and fixed with the PCB; the service conductor is welded on the service conductor bonding pad of the PCB and thrown out through an opening in the housing; the pull rod penetrates out of a waist-shaped hole in the housing; the pull rod is sleeved with the ejection spring; and the pin is inserted into the ejection spring and screwed into the pull rod. according to the pin puller, the problem of too small operation force of the memory alloy wire is solved by adopting the method of back-and-forth shuttling of the memory alloy wire between the pull tray and the PCB for many times; compared with the existing pin puller for an initiating explosive device, the pin puller has the advantages of low energy source requirements, large output pull and easiness in reliability and safety guarantee.

The invention relates to a brass fitting laser welding method. The brass fitting laser welding method comprises the following steps that 1, to-be-welded surfaces of two brass fittings are cleaned; 2,the two brass fittings are positioning; 3, laser backing welding is carried out, the diameter of a light spot at a focal point is 0.2-0.5 mm, the laser power is 600-1500 W, the welding speed is 6-15 mm / s, the defocusing amount is -3 mm to +3 mm, and a gas shielded welding mode is adopted; and 4, laser cover surface welding is carried out, the diameter of the light spot at the focal point is 0.2-0.5 mm, the laser power is 600-1500 W, the welding speed is 6-15 mm / s, the defocusing amount is +4 mm to +15 mm, and the gas shielded welding mode is adopted. According to the brass fitting laser welding method, the laser backing welding and the laser cover surface welding are combined together to achieve the laser welding of the brass fittings, through reasonable selection of technological parameters of two welding procedures, a weld joint with the good performance and the attractive appearance can be obtained, the complex procedures in the brass fitting welding manufacturing process can be simplified, and the production efficiency of brass tube welding can be remarkably improved.

A small sized optical parameter chirp pulse amplifying laser system taking periodic polarized non-linear crystal as the amplifying medium includes a femtosecond mode-locked pulse generator, a pulse widener and a pulse compressor characterizing that the pulse widener and a Puckle box are set orderly on the optical path of the signal light output by the generator, 10Hz pulse is selected as the seed light to enter into the periodic polarized non-linear crystal via a first reflecting mirror and a double-color mirror, a synchronous pump source emits pump light, which enters into said non-linear crystal via an energy attenuation plate and the double color mirror, said seed light and pump light are in a non-colinear angle to be amplified in OPCPA in the non-linear crystal, the amplified signal light is reflected by the second mirror to output super short and super strong laser pulse via the compressor, an energy receiver is at the direction of rest pump light emitted by the pump source.

The invention relates to the technical field of plate turnover during the processing of composite plates and especially relates to a plate turnover. The plate turnover comprises an upper framework, a lower framework, a chain, a connecting rod, a plate clamping frame, a pulley platform, a motor, an infrared sensor and a PLC control system. The invention solves the problems that the cost of production line is high since present plate turnover machines are heavy and occupy large space and it is troublesome to adjust and mount plate overturn machines when a production line requires adjustment.

The invention provides a dark-field illumination acoustic resolution photoacoustic microscopic device, and belongs to the technical field of medical imaging. A photoacoustic coupling module of the device is used for converging pulse laser output by a light source and a transmission module, a control module is used for taking electric pulses output by the light source and the transmission module as synchronous signals to control a three-dimensional displacement module, the photoacoustic coupling module is driven to carry out two-dimension grid scanning to an imaging target through outputting pulse laser, and a rebuilding module is used for rebuilding a three-dimensional image of the imaging target in dependence on photoacoustic signals acquired by an ultrasonic signal transmit-receive module. According to the invention, the light focusing degree of the pulse laser is increased through the photoacoustic coupling module, the energy density of pulsed light being incident on the tissue surface is increased, and therefore the demand on single pulse energy can be reduced, furthermore the flexibility is improved, and the cost is reduced; because the demand on single pulse energy is reduced, the output frequency of laser pulses can be increased, and the imaging speed is increased.

The invention provides a selective metallization method of the surface of a ceramic. The method comprises the following steps: 1, molding and sintering a ceramic composition to obtain a ceramic substrate, wherein the ceramic composition comprises ceramic powder and functional powder dispersed in the ceramic powder, the functional powder comprises one or more selected from an oxide, a nitride, an oxynitride and a carbide of M, and an M elementary substance, and the ceramic powder comprises one or more selected from an oxide, a nitride, an oxynitride and a carbide of E; 2, irradiating a selected area of the surface of the ceramic substrate by energy beams to form a chemical plating activity center in the selected area; and 3, chemically plating the surface of the ceramic substrate subjected to step 2 to form a metal coating in the selected area. The invention also provides the ceramic. The metal coating is formed on the surface of the ceramic through the chemical plating in the invention, so the coating has a high adhesion with the ceramic substrate, and has a low cost

The invention discloses a preparation method of butenafine hydrochloride liniment. Firstly butenafine hydrochloride hydroxypropyl-beta-cyclodextrin clathrate compound is prepared and then the clathrate compound is dissolved to prepare a liniment. In the process of preparing the clathrate compound, the weight ratio of the butenafine hydrochloride and the hydroxypropyl-beta-cyclodextrin, the constant temperature blending time, the blending speed and the temperature are optimally selected. The inclusion of the butenafine hydrochloride by the hydroxypropyl-beta-cyclodextrin enhances the solubility of the butenafine hydrochloride, thereby solving the problem of poor water solubility of the butenafine hydrochloride. Meanwhile, the preparation method significantly reduces the consumption of ethanol, thus reducing the irritation of the liniment to the skin of the user.

The invention discloses a television with a suction-cup fastening type dust-prevention rubber mat. The television comprises a television body, a back cover and a television core plate. The television core plate is arranged in an inner cavity formed by the television body and the back cover, a through hole is formed in the top end of the back cover, a terminal connected with the television core plate is arranged in the through hole, the dust-prevention rubber mat is arranged on the back cover, the through hole and the terminal are covered with the dust-prevention rubber mat, and suction cups are arranged at the bottom of the dust-prevention rubber mat and sucked to the back cover. The dust-prevention structure of the television has the advantages of being low in cost, easy to assemble and high in reliability; the back cover is tightly sucked to the dust-prevention rubber mat through the suction cups by means of atmosphere pressure ingeniously, the requirement for energy is not high, and the television is easy to achieve.

The invention relates to the technical field of plate turnover in the composite plate machining, in particular to a plate turnover machine. The plate turnover machine comprises a first turnover mechanism and a second turnover mechanism which are completely same in structure, and the spacing distance between the first turnover mechanism and the second turnover mechanism along a carrier roller frame is smaller than the length of a plate to be turned over and larger than 1 / 2 of the length of the plate to be turned over. According to the machine, the problems that an existing plate turnover machine is heavy, gear transmission is affected by factors of the work condition, the speed, the load, the material heat treatment and the like, gear breaking, corrosive pitting, gear face wear and the like can appear, and the noise pollution caused by equipment damage, the motor roaring and gear friction is generated are solved.

The invention discloses an active camera system for measuring the flying state of a projectile and a measuring method thereof. The camera system is composed of a laser, a high-speed CCD (Charge Coupled Device) camera, an outer structural frame, a time schedule controller of a FPGA (Field Programmable Gate Array) and an upper computer, wherein laser emitted by the laser is divided into two parts as background light sources, the laser light sources and the high-speed CCD camera are controlled by the time schedule controller of the FPGA, when the laser emits laser, the CCD camera begins to shoot and keeps for certain exposure time, the laser light sources flicker for many times, so that positions of a target in different time can be obtained in the same photo, and the photo is transmitted to the upper computer by the CCD camera through a network cable after shooting is finished. According to the active camera system, the field requirement of the camera can be satisfied to the maximum, and while a clear target image is obtained, the energy requirement of the laser light sources is reduced.

The invention provides a chip processing method and relates to the technical field of semiconductor device processing. The provided chip processing method can reduce the thickness of a chip to the thickness meeting ground single-particle effect test after steps of leveling, primary thinning and secondary thinning and the like of the chip on a printed-circuit board; and through such physical thinning, the case of chip deformation caused by chip re-welding in the operation process of thinning first and welding later can be avoided, and meanwhile, the case of over-corrosion or under-corrosion easily occurring in chemical thinning process is avoided. Even if the low-energy heavy ions, which are low in energy, are used, the single-particle effect test can also be carried out on the thinned chip, thereby reducing energy requirements for a heavy-ion accelerator in the single-particle effect test.

The invention provides an optical image reinforcing method and an optical image reinforcing device. The optical image reinforcing method comprises the following steps of imaging a target object to obtain image signal light; generating and transmitting pumping laser by using a pumping laser source; coupling the pumping laser and the image signal light and then inputting the pumping laser and the image signal light into a non-linear optical fiber image transmitting beam; corresponding each optical fiber to a corresponding pixel point of an image; meeting phase matching conditions in a non-linear optical process by selecting pumping laser wavelengths, image signal light wavelengths and optical fiber parameters; inputting and reinforcing weak signals of the various pixel points of the image by using the non-linear optical fiber image transmitting beam; and outputting the image signal light which is reinforced by the pixel points in parallel so as to form an image. By the optical image reinforcing method and the optical image reinforcing device, an optical image is divided into a series of pixel units point by point, and image signals are transmitted and reinforced by the non-linear optical fiber beam. Compared with a method of reinforcing signals by using a single non-linear optical fiber in the prior art, the optical image reinforcing method has high practical value.

Provided are multilayer laminates having one or more layers comprising twisted nematic liquid crystals and one or more layers of a polymeric sheet comprising a polymer with a modulus between 20,000 psi (138 MPa) and 100,000 psi (690 MPa). The twisted nematic liquid crystal layers reflect infrared radiation. Thus, the multilayer laminates are useful to reduce the transmission of infrared energy. For example, in some embodiments the multilayer laminates are useful as windows to reduce energy consumption necessary to cool the interior of a structure such as an automobile or building. Preferably, the multilayer laminates retain the beneficial properties of safety glass. The multilayer laminates may include additional layers such as infrared absorbing layers, half wave plates, and the like, to minimize the transmission of infrared energy. The multilayer laminates may also include further additional layers such as polymeric films, polymeric sheets, rigid sheets, and the like.

The invention relates to concentrated rhamnolipid compositions and to methods for the synthesis thereof.