1431results about How to "Wide range of applications" patented technology

The invention discloses an automatic guide and obstacle avoidance method for a robot. The method comprises steps as follows: a global route from a start position to a target position is planned according to an acquired scene map; the robot moves toward the target position in an automatic navigation and location manner according to the scene map and the well planned global path, and a sensor is used for acquiring information of the front of the route in real time; when a dynamitic barrier is determined to exist in the front, whether the robot can cross the dynamic barrier in an obstacle avoidance manner is judged; if yes, the robot crosses the dynamic barrier in an obstacle avoidance manner, and otherwise, a route leading to the target position is replanned with the current position serving as the start position, and the deviation between the new planned route and the original global route doesn't exceed a threshold; or when the distance between the robot and the dynamitic barrier is in the threshold range, the dynamitic barrier is reminded to leave the current route in a voice manner, and the robot continues moving toward the target position. According to the method, the scene environment is not required to be modified, and the robot can automatically avoid the barrier and has higher adaptability.

The invention discloses a method for preparing a nitrogen-doped graphene material with a hydrothermal process, relating to a method for preparing the nitrogen-doped graphene material. The technical problems of lower nitrogen content, difficulty in control of nitrogen content, high production cost, complex structure of equipment required by reaction, rigorous reaction conditions, low yield, difficulty in industrialized production and the like in the traditional method for preparing the nitrogen-doped graphene material are solved in the invention. The method comprises the steps of: 1, dissolving graphite oxide in a solvent, adding a surfactant and uniformly mixing; 2, adding a nitrogen-containing compound, and uniformly mixing; and 3, after a hydro-thermal reaction, washing and drying to obtain the nitrogen-doped graphene material. The nitrogen-doped graphene material prepared in the invention has the advantages of higher nitrogen content, controllable nitrogen content, low production cost, simple structure of required equipment, high yield and easiness in realizing industrialized production.

The invention provides a multi-point touch positioning method applied in touch screen systems, which contains the following steps: (a). Measure touch signals, judge signal changing situation, calculate touching location coordinates and/or shape and size of touch points; (b). judge signal-point or multi-point touch according to quantity change of location coordinates--if single-point touch, single point operations will be implemented by touch screen system, otherwise, turn to step (c); (c). determine whether there is any new touch points added or left or not by comparing quantity change of location coordinates and/or change of coordinate value. If there are new touch points added, register new touch points information and record location coordinates of new touch points. If there are touch points left, then clear those points information. The invention has wider application range but lower cost, and realizes multi-point touch positioning.

The invention provides a method, a device and equipment for improving a search result based on user behaviors. The method comprises the following steps of: acquiring an input sequence from users; acquiring candidate search result items and real popularity corresponding to the input sequence according to the input sequence; and sorting the candidate search result items according to the real popularity based on a first presetting rule to acquire a sorting result. Compared with the prior art, the invention has the following advantages that: 1) by the method, the sorting result is determined by referencing the real popularity, other user behavior information and related information of the users, so that the method can better reflect the real concerning points of the users, and the sorting result better meets the requirements of the users; and 2) the method, the device and the equipment can be used for online or offline processing and have wide application ranges.

The invention relates to a dynamic deployment method for virtual machines. The method comprises the following steps: dividing residual resources of each dimension on a physical machine by demanded resource quantity of a corresponding dimension of a to-be-deployed physical machine so as to obtain a ratio sequence, screening out the minimum value of ratios in the sequence and taking the minimum value as the maximum accommodating number of the physical machine to a to-be-deployed virtual machine; selecting a physical machine with the largest maximum accommodating number, and judging whether the physical machine has enough resources to accommodate the to-be-deployed virtual machine; if the value of the maximum accommodating number of the target physical machine is greater than or equal to 1, deploying the virtual machine to the physical machine; and if the maximum accommodating number of the target physical machine is less than 1, outputting that the deployment of the virtual machine fails. By using the method disclosed by the invention, a 'short board' phenomenon, namely, resources of other dimensions are wasted because of the lack of resources of some dimension of a physical machine in a cluster, can be avoided, and the resource utilization ratio of the physical machine can be increased.

The invention discloses an intelligent terminal synergetic food ordering system and method based on two-dimension codes and NFC labels. The method comprises the following steps that S1, authentication information is acquired; S2, a food ordering initial page is opened; S3, a food ordering information list is established for each dining table by the food ordering system; S4, users who sit around the same table synergetically order food; S5, a menu is confirmed, and ordering is completed; S6, a cook starts to make the food according to the menu; S7 accounts are settled. The intelligent terminal synergetic food ordering system comprises a plurality of NFC labels, a plurality of intelligent terminals, at least one network access device, an ordering server, at least one server counter terminal and at least one kitchen terminal. The intelligent terminal synergetic food ordering system and method based on the two-dimension codes and the NFC labels have the advantages that the working efficiency and the service level of a dining hall are improved, ordering and settlement of a diner are facilitated, and good dining experience is provided for customers.

The invention discloses a method for preparing polymer porous nanofiber through mixed phase separation. The diameter of the prepared polymer porous nanofiber is between 300nm and 900nm, and the aperture is 1 to 120nm. The preparation method for the polymer porous nanofiber comprises the following steps of: mixing a polymer, an additive and a solvent according to certain proportion; heating and stirring the mixture until the mixture is completely dissolved and forms transparent solution; performing electrostatic spinning on the solution; depositing primarily generated fibers in ice-water bath or the water bath with the temperature of 0 to 20 DEG C, wherein thermally induced phase separation and nonsolvent induced phase separation are caused; and extracting residual solvent and additive through post treatment to obtain the polymer porous nanofiber. The preparation method is simple and highly effective and is convenient to perform; and polymer porous nanofibers with different diameters and porosities can be prepared by adjusting the conditions of electrostatic spinning. The method has enormous application prospect in aspects, such as high-tech composite materials, water treatment, catalyst carriers, electrode materials and the like.

This invention relates to a super-small resonator including a mum or a mm wave resonator with a negative permeability medium occupying the left space, in which, the resonant frequency of a resonator does not rely on the size of the resonator any more and one dimension structure is prior for the applied inverted medium (negative dielectric medium and negative permeability medium) according to the tunnel effect generated at the cross of the media.

The invention discloses a paper giving and overlapped-paper separating controlling device for different thickness and quality paper, which comprises the following parts: paper twisting mechanism, paper twisting pressure adjusting mechanism, overlapped-paper controlling mechanism and handy paper giving adjusting mechanism, wherein each part correlates, which connects chassis of device through rack or stand.

The invention provides a small current grounding system single phase earth fault traveling wave line selection and distance measurement apparatus which comprises a signal conversion plate, a high speed acquisition plate and a central management machine. The signal conversion plate converts bus zero sequence voltage and line current to 0 to 10 volts voltage signal after isolation. The high speed acquisition plate connecting with the signal conversion plate finishes the conversion from analog signal to digital signal, carries out high speed acquisition and caching, receives a synchronization time setting signal simultaneously, and marks data with absolute marker. A digital signal processor (DSP) of the high speed acquisition plate calculates whether the zero sequence voltage exceeds a starting set value or not, wherein, if so, line fault happens. The DSP automatically searches and calculates a tip size and direction of traveling wave, and outputs line selection result through a switch output plate connecting the high speed acquisition plate. Simultaneously wave recording is started to record fault data which is transmitted to the central management machine through a high speed bus. According to the wave recording data, the central management machine automatically searches initial wave tip of the fault line and time of fault point reflection wave tip, and calculates distance of the fault point. Finally, fault data and fault report are published through a WEB SERVER platform.

The invention discloses a nano-paste, a self-cleaning coating liquid and a thermal insulating coating liquid as well as transparent substrates and preparation methods thereof. The formula of the nano-paste comprises the following components in parts by weight: 5-25 parts of nano-powder, 1-25 parts of wetting agent, 1-25 parts of active dispersant and 10-200 parts of dispersion medium, wherein the nano-powder is a photocatalyst powder or a thermal insulating powder; the solid content of the nano-powder is 5-50wt%; the particle size distribution of particles in the nano-paste is 10-200 nanometers. The self-cleaning coating liquid and the thermal insulating coating liquid are obtained by firstly preparing stable nano-photocatalyst paste and nano-thermal insulating paste and then compounding the stable nano-photocatalyst paste and nano-thermal insulating paste with film forming matters such as inorganic sol and organic resin. The coating liquids can be applied to the surfaces of different transparent substrates by use of a plurality of different construction methods, so that transparent materials having double functions of self-cleaning and thermal insulation can be obtained; as a result, large-scale preparation of multifunctional transparent coated materials, such as multifunctional coated glass, is realized.

The invention relates to the technology field of industrial wastewater treatment, particularly to a photochemical reduction method for treating wastewater containing hexavalent chromium without using external reducing agent and sacrificial agent. The method comprises the steps of exciting a nitrogen-fluorine codoped titanium oxide nanometer visible light photocatalyst with photoresponse under the irradiation of visible light to allow charge separation, and reducing highly toxic hexavalent chromium to trivalent chromium with low toxicity and solubility by using conducting electrons, so as to clean chromium-containing wastewater without using external reducing agent and sacrificial agent. The inventive method has the advantages of room temperature implementation, wide application range, no need of pretreatment of wastewater, reusability of catalyst during reaction, remarkably improved utilization rate of solar energy, no secondary pollution, and wide application range.

The invention discloses a test platform for a wind driven generator. The test platform comprises a power grid fault simulation device, a transformer, a dragging motor, a frequency converter, a generator, a current converter, a temperature and humidity control cabinet, a switch cabinet and a central control platform. The test platform is used for simulating various conditions of the wind driven generator during the wind field running process, testing generator properties and current converter properties of various generators, and especially testing the low-voltage traversing property of a machine set.

The invention discloses an extracting method of bitter from Momordica grosvenori, which comprises the following steps: 1. adding Momordica grosvenori with 60-90% Momordica grosvenoritin in the pure water; dissolving to blend evenly to obtain Momordica grosvenori extract liquid; 2. proceeding positive and negative ion exchanging resin or composite ionic exchanging resin or negative and positive exchanging resin sequently to remove impurity; removing bitter material; 3. spraying to dry the powder of Momordica grosvenori extract.

The present invention relates to microbial fermentation technology, and is especially a kind of compound microbial fermentation preparation and its preparation process and application in treating solid waste produced in raising farm animal. The compound microbial fermentation preparation includes seven kinds of microbes of bacillus, non-spore bearing bacillus, saccharomycete, actinomycete, photosynthetic bacterium, mycelial fungus and lactobacillus; and its preparation process includes primary seed culture, secondary proliferation culture and mixing the single solid fermented microbial preparations in certain proportion. The compound microbial fermentation preparation together with some supplementary material may be added into dewatered animal feces for solid fermentation to produce active microbial fermented product.

The present invention relates to a method for wholly exerting pre-stress to the trussed internal bearing in the deep foundation pitch. The method comprises the following steps: installing an internal bearing which is composed of a principal top brace, a diagonal rod and a web rod or composed of a principal top brace and a web rod, and installing the trussed internal bearing between two pit walls of the deep foundation pitches; (2) installing a pre-stress force-transferring seat along the axial direction of the principal top brace on each principal top brace; (3) arranging a jack along the axial direction between two pre-stress force-transferring seats of each principal top brace; and (4) cutting off the principal top brace between two force-transferring seats of each principal top brace, exerting pre-stress with the jack, and when the pre-stress which should be exerted is obtained, reinforcing and welding the gap which is between the fracture surface of the cut principal top brace and is generated by exerting pre-stress with the steel material. The method has the advantages of quick installation, short time period for exerting pre-stress, being able to counteracting the compressing deformation of the member bar, and being able to quickly and effectively control the deformation in the deep foundation pitch.

The invention provides a nano talcpowder modified polypropylene composite material and a preparation method thereof. A nano-scale talcpowder filler is added and a proper amount of traditional micro-scale talcpowder is added for synergistic modification of polypropylene, an agglomeration phenomenon of the nano filler is avoided to the greatest extent by a special feed and extrusion process, and the composite material with higher comprehensive performance and wider application range is obtained under the conditions of relatively low material density and cost.

The invention discloses a power distribution network fault location method based on fault indicators. The method comprises several steps as follows: construction of an incidence matrix, sending of state information to a master station control center by the fault indicators, generation of a trigger vector and location of a fault section. An incidence matrix construction unit generates the incidence matrix, the fault indicators send the state information to a master station through a Zigbee wireless network, and a fault location unit generates a trigger vector, performs matrix operation on the trigger vector and the incidence matrix to acquire a fault section vector, analyzes and locates the fault section and diagnoses the fault information. Effective fault location of a power distribution network which has multiple faults and contains distributed power supplies can be realized. When the method is used for locating the faults of the power distribution network, a normalized incidence matrix is not required, and fault location of the complex power distribution network structure with multiple fault points and multiple power supply systems can be realized; the method has certain fault tolerance and is simple in judgment principle, small in calculation amount, stable, reliable, quick and accurate in fault location and low in cost.

The invention discloses an SCR (Selective Catalytic Reduction) denitrification device for flue gas of a glass kiln. The SCR denitrification device comprises waste heat boilers and a denitrification reactor, a gas inlet end of the ammonia process SCR denitrification reactor is communicated with the first waste heat boiler to receive flue gas which is cooled to 320-420 DEG C through heat exchange, and a gas outlet end of the SCR denitrification reactor is communicated with the second waste heat boiler and discharges the denitrified flue gas into a chimney after the denitrified flue gas is cooled to 150-170 DEG C through heat exchange; and the denitrification reactor comprises an ammonia injection grid, an ammonia-flue gas mixer, a rectifier, and a multilayer catalyst bed and a soot blowers thereof, which are arranged in a flue gas channel in sequence. The SCR denitrification device is wide in application range, does not influence the power generation of the waste heat boilers, and realizes the waste heat utilization and denitrification; regulating valves are arranged in all links of the whole system so as to ensure the denitrification effect and save the ammonia usage amount; and the sooth blowers of the reactor adopts steam blowing, the pressure is precisely controlled, the steam of the waste heat boilers arranged in a matching can be fully utilized; and an openable door arranged at a position where the denitrification system is connected with the waste heat boilers can ensure that the waste heat boilers can independently or simultaneously operate.

The invention relates to a portable multifunctional soil mechanical property test device. The portable multifunctional soil mechanical property test device comprises an upper rigid beam, a lower rigid beam, a rigid threaded column, an upper stress application mechanism, a lower stress application mechanism, a water tank, a test tank, a measuring mechanism and an infiltration mechanism, wherein the middle part of the lower rigid beam is provided with the lower stress application mechanism, the lower stress application mechanism is provided with the water tank, the test tank is arranged in the water tank, the upper rigid beam is arranged on the lower rigid beam in an up-down moving manner through the rigid threaded column, an inner screw hole is formed in the middle of the upper rigid beam, the upper stress application mechanism passes through the inner screw hole and is connected with the test tank through the measuring mechanism, and the test tank is communicated with the infiltration mechanism through a water guide pipe. Compared with the prior art, the portable multifunctional soil mechanical property test device is simple in structure, convenient to carry and easy to operate; soil tests can be conveniently carried out in an engineering field, the test error can be effectively reduced, the working efficiency is high, the practicability is high, and the application range is wide.

The invention discloses a wireless charging system and method for a magnetic resonance type vehicle-mounted mobile terminal. The system comprises a vehicle-mounted magnetic resonance wireless charging transmitting device and a wireless charging receiving device of the mobile terminal, wherein the vehicle-mounted magnetic resonance wireless charging transmitting device comprises a power management circuit, a transmitting end short distance wireless communication transceiving circuit, a control circuit, a high-frequency oscillation circuit, a coupling transmission circuit and a coupling transmitting coil; the wireless charging receiving device of the mobile terminal comprises a resonance receiving circuit, a rectifier filter voltage stabilizing circuit, a charging state detection circuit, an information acquisition circuit and a receiving end short distance wireless communication transceiving circuit. It is confirmed that charging energy can be transmitted after the mobile terminal is chargeable in a short distance wireless communication mode, safety and energy conservation are guaranteed, and the wireless charging system can be directly used in vehicles.

The invention relates to a radial extrusion molding device for the composite material of short fiber reinforced rubber, in particular to a device for realizing the radial direction of short fiber in rubber material. Eight threaded holes are produced on the front side of the flange of the device, eight double threaded screws and nuts are used for connecting the flange, a flow channel plate, a blocking supporting plate, a shaping plate and a machine head pressing plate into a whole in sequence, a rubber overflow valve is installed above the flange, and a threaded hole is drilled under the flange to install a pressure sensor; a pair of blocking adjusting blocks is positioned in the middle of the blocking supporting plate, one end of a blocking adjusting bolt is fixed with the blocking adjusting blocks, the other end thereof is connected with the blocking supporting plate through thread, and the blocking adjusting bolt is used for controlling the blocking gap; a pair of shaping adjusting blocks is positioned in the middle of the shaping plate to adjust the shaping gap, the shaping adjusting blocks are clamped between the blocking supporting plate and the machine head pressing plate and fixed through screws. The device has the advantages of simple structure, reliable principle, broad application range, low cost, good production efficiency, high product quality and stable performance.

The invention discloses a beam-forming method for forming an array antenna of a variable beam, which comprises the following steps of: (1) dividing a target beam into fixed beams and movable beams in shape according to the requirement of the target beam; (2) dividing all array elements of an array into n sub-arrays according to the number of the fixed beams and the number of the movable beams; (3) obtaining gain directional diagrams to be implemented by the sub-arrays by optimizing the layout of the sub-arrays and all unit amplitude phases in the sub-arrays under the environment of the whole arrays; (4) calculating phase directional diagrams of the respective sub-arrays, namely functions of phases varying along an angle of pitch Theta and an azimuth angle, under the environment of the whole arrays, and normalizing the phase directional diagrams of the respective sub-arrays to make the respective sub-arrays same-phase in pointing angles of the movable beams; and (5) determining weights of the respective sub-arrays according to a gain value of the target beam and the gain values of the respective sub-arrays obtained in the step (3), performing linear synthesis on the gain directional diagrams of the all sub-arrays by using the weights, and adjusting the weights of the respective sub-arrays to achieve an effect of forming as required.

The invention discloses a zero-sewage discharge novel process for development of natural gas fields. The zero-sewage discharge novel process comprises the following steps of: classifying sewage in a gas field into normal production sewage, domestic sewage, overhauling sewage, accident waste liquid, rainwater, production wastewater and gas field water, and collecting separately; next, guiding the normal production sewage, domestic sewage, overhauling sewage, accident waste liquid and initial rainwater to a biochemical treatment unit, guiding the production wastewater to an electrodialysis treatment unit and guiding the gas field water to a gas field water pretreatment unit; guiding all of up-to-standard sewage which is treated by the biochemical treatment unit previously and not completely recycled, concentrate generated after the treatment of the electrodialysis treatment unit and the gas field water treated by the gas field water pretreatment unit to an evaporative crystallization unit for advanced treatment; and after the quality of the water is up to the standard, recycling the water as make-up water for circulating cooling water or water for other production in the gas field, and separating out pollutants from the sewage in the form of crystalline salts, backfilling or recycling the crystalline salts, and finally, realizing zero discharge of the sewage.

The invention provides a solar module laminating machine and its laminating method, wherein the laminating method comprises the following steps of: S1, placing solar modules to be laminated into a lower cavity; S2, vacuum-pumping: firstly carrying out vacuum-pumping on the lower cavity, and then carrying out vacuum-pumping on an upper cavity and the lower cavity at the same time; S3, laminating process: by keeping a vacuum state in the lower cavity and degassing the upper cavity, carrying out pressurization on the solar modules in the lower cavity and simultaneously heating the lower cavity; S4, degassing the lower cavity, and then taking out the laminated solar modules. During the laminating process in the Step S3, the upper cavity maintains a vacuum state and the degassing process in the upper cavity belongs to a phasic degassing. The invention also provides a solar module laminating machine specially used in the above laminating method. The above solar module laminating machine and the laminating method provided by the invention can be used to effectively raise the bonding performance of the solar modules.

The invention relates to a Chinese medicinal composition for treating pains, which is prepared from tuber of multiflower knotweed, Sichuan aconite root, white mustard seed, curcuma longa, dried rehmannia root, bletilla striata, pinellia tuber, dahurian angelica root, cortex acanthopanacis, Chinese epedra root, pubescent angelica root, notopterygium root, Clematis chinensis, asaryl, Ligusticum wallichii, safflower, peach kernels, zanthoxylum piperitum, seed of nuxvomica, Photinia leaf, evodia rutaecarpa, dipsacus root, achyranthes and cyathula root, prepared aconite root, leeches, dried body of ground beetle, earthworm, momordica seed, Cutis Bufonis, pawpaw, Chinese mugwort leafmulberry leaf, campeachy wood, common fennel fruit, siberian cocklebur fruit, cyperus tuber, psoralea fruit, Chinese honeylocust abnormal fruit, Magnolia liliflora Desr., ginger, jack-in-the-pulpit tuber, cnidium fruit, castor seeds, burred tuber, zedoary, dried ginger, capsule of weeping forsythia, dalbergia wood, prepared aconite root, frankincense, myrrh, Cinnamomum cassia, clove, dragon's blood resin, root of red rooted saliva, radix paeoniae rubrathe, rhubarb horsetails, honeysuckle, geranium, jujube branch, peach branch, camphor, lead monoxide, native copper and yellow lead.

The present invention relates to a method for detecting the available traveling distance of an electric vehicle power battery to solve the problem that the calculation of the remaining traveling mileage by using SOC is not accurate in the prior art. The correction method comprises a step of obtaining the current state of charge (SOC) of a power battery, a temperature T, a minimum discharge power P, a power battery minimum SOC value and a power battery maximum SOC value, a step of calculating the discharge energy of the power battery in current SOC value, minimum SOC value and maximum SOC value states according to the obtained parameters, and a step of calculating the percentage SOE of the remaining energy according to the discharge energy. The method has the advantages that the problem that battery SOC value and an actual electric vehicle traveling distance are not in linear correspondence and the available traveling distance of the vehicle can not be correctly reflected is solved. According to the real-time change of the SOC value, the SOE is obtained, the electric vehicle available traveling distance can be obtained correctly in real time, the application range is wide, and the method can be applied to any battery system.

The present invention relates to polluted soil improving method and features that the polluted soil is mixed with zeolite, bitter earth, hydrated lime and glutinous earth to form new mineral phase improving soil. One other polluted soil improving method features that arsenic ion containing polluted soil is improved through mixing with bivalent iron salt to produce ferric arsenate, adsorbing ferric arsenate with zeolite, mixing with bitter earth and hydrated lime, and mixing with glutinous earth to form new mineral phase improving soil.

The invention provides a method for controlling a handheld device through a bluetooth headset and the method is applicable to the handheld device. The method for controlling the handheld device through the bluetooth headset comprises receiving a keying command and/or a voice command from the bluetooth headset; subjecting the voice command to voice recognition, converting a result of voice recognition into a corresponding control demand, and converting the keying command into a corresponding control demand; and sending the control demands to a main control module of the handheld device and controlling a current active application program to perform corresponding operations through the main control module. The invention further provides the handheld device. Controlling of the handheld device through the bluetooth headset can be achieved by applying the method for controlling the handheld device through the bluetooth headset.

The invention discloses a method and system for synchronizing courseware through iPad controlling. The system is composed of a PC client, an iPad tablet PC, a projector and an AP (access point), wherein the PC client is taken as the center, the iPad tablet PC is connected with the PC client through the AP, and the projector is directly connected with the PC client. The method comprises the following specific steps: a synchronizing method of opening the courseware through the iPad, a synchronizing method of operating the courseware through the iPad and a synchronizing method of commenting the courseware through the iPad. The operation on the iPad is sent to the PC client in message form, and the analysis and execution are performed on the PC client, so that the target of synchronously displaying the courseware contents in the iPad and the PC client by remotely operating the courseware content display of the PC client through the iPad; the method of converting the courseware content into screenshot form to send is wide in applicable range and strong in universality.