276results about How to "Flexible application" patented technology

A white LED device includes a member, a plurality of LEDs, fixed on the member, the LEDS further comprising blue GaN LEDs, a reflector, in parabolic shape, to encase thed member and the plurality of LEDs, yellow phosphor, coated on the surface of the reflector facing the LEDs, and a supporting component, for connecting the member and the reflector in order to connect the LEDs, the member and the reflector together. The main feature of the present invention includes that the LEDs emit blue light when positively biased. The blue light triggers yellow phosphor to generate a yellow light, and the blue light mixed with the yellow light to become a white light. The white light is reflected by the reflector to project onto target objects.

A remote temperature monitoring system includes a first unit operatively connected to one or more temperature sensors for sensing the temperature of one or more materials or food items being cooked or heated. The first unit transmits the sensed temperature to a second unit that is located remotely from the first unit during heating. The second unit is programmable with the desired temperature and / or heating parameters of the item. By monitoring the temperature status of the item over time, the system determines when the food has reached the desired temperature or degree of cooking, and notifies the user.

The invention belongs to the technical field of river water body pollution control and in particular relates to a multiple-element compound flocculating settling agent and the application of the multiple-element compounded flocculating settling agent in arsenic pollution water body treatment. The multiple-element compounded flocculating settling agent is prepared by compounding malysite, aluminium salt, hypermanganate, polyacrylamide and aqueous solution. The multiple-element compounded flocculating settling agent can be applied in the arsenic pollution water body treatment to remove arsenic in the arsenic pollutant water body. The concentration of the arsenic in the treated water can meet or is superior to the specified requirement of three types of water on the arsenic concentration in the national earth surface water environment quality standard (less than 0.05 mg / L). The invention also can be used for removing heavy metals such as copper, chromium, cadmium, lead and the like in water by sedimentation. The multiple-element compounded flocculating settling agent can be used together with a multiple-element compounded metal oxide arsenic removal setting agent in static or flowing arsenic pollution water body treatment for removing the arsenic in the water body polluted by arsenic.

The invention discloses a high-power wireless power transmission system, belonging to the field of wireless power supply. The system structurally comprises a rectification filtering circuit, a high-frequency inverter circuit, a resonance module, a rectification voltage-stabilizing circuit and a power supply control circuit, wherein the resonance module is composed of an energy emission coil and an energy receiving coil, a stable direct current is supplied to the high-frequency inverter circuit by an alternating current power supply passing the rectification filtering circuit, the direct current is changed into a 10 MHz high frequency alternating current by the inverter circuit and is transmitted to the emission coil, the receiving coil obtains energy from the magnetic field of the emission coil by electro-magnetic resonance and the electric energy is supplied to a load after rectification voltage stabilization and energy control. Power is supplied to a high-power electrical device in a wireless way without a circumscribed circuit by the high-power wireless power transmission system, so that the moving of the device becomes very convenient, so as to lay the foundation for the development of future internet-of-things technology.

The invention discloses a charging landing gear suitable for an unmanned aerial vehicle. A cross rod of the charging landing gear is provided with a plurality of charging contact parts, wherein a charging circuit module is also arranged in the cross rod; and adapting of a charging interface of the unmanned aerial vehicle can be directly finished through the landing gear. The invention discloses a landing gear-based unmanned aerial vehicle. The unmanned aerial vehicle can be electrically connected directly through the landing gear when charged; the unmanned aerial vehicle stops on a charging platform of the matched with the landing gear when needing to be charged; and the unmanned aerial vehicle can be charged through the charging platform. The invention further discloses the charging platform matched with the landing gear. Through the design which is simple in structure and low in cost, good contact of the charging contact parts is ensured. The invention further provides an unmanned aerial vehicle cruising and charging system based on the unmanned aerial vehicle and the charging platform. The charging platform can be searched for the unmanned aerial vehicle through a cloud management server; and a flight path is set for the unmanned aerial vehicle.

The invention belongs to the river water pollution treatment technology field, and particularly relates to a method for controlling water bodies polluted by mercury, lead, cadmium, copper, chrome, arsenic and other heavy metals by utilizing a multi-compound flocculation settling agent. The multi-compound flocculation settling agent is formed by preparing iron salt, aluminum salt, potassium permanganate, polyacrylamide and other solutions. The method for controlling lakes, reservoirs, rivers and other water bodies polluted by the heavy metals by utilizing the multi-compound flocculation settling agent mainly comprises the following steps of controlling the dead or flowing water bodies polluted by the heavy metals; the water after being controlled can satisfy the regulation and the requirements on three types of water bodies for heavy metal pollutants in the surface water environmental quality standard of China. The method for controlling the polluted water bodies also can be used for removing the heavy metals, iron, manganese, phosphate and other pollutants in ground water, drinking water, industrial wastewater and other water bodies.

The invention discloses a precision drip irrigation measuring and controlling system based on a wireless sensor network. The system comprises a plurality of soil moisture statue monitoring nodes arranged within field monitoring ranges; each soil moisture statue monitoring node comprises a plurality of soil moisture content sensors buried in different underground depths and a soil moisture statue signal processing module; the soil moisture statue signal processing module is used for sending control information to next precision drip irrigation control nodes through a ZigBee wireless communication unit; and each precision drip irrigation control node comprises a ZigBee low-power-consumption and short-range wireless communication module, a singlechip and a control execution unit. By the system, three-dimensional monitoring on soil moisture content of underground plant roots in the different depths can be realized, and the measuring and the controlling on precision drip irrigation can be realized without the support of fixed networks. The system has the characteristics of rapid development, strong destruction resistance and the like, is convenient to install and maintain, and is particularly applicable to rural areas with poor signal converge. Moreover, the communication cost is lower when the system is used in a large scale.

The invention discloses a method and system of identifying and detecting type of veneer, said system includes board type signal generating unit and detecting unit on function veneer; detecting unit which includes stabilization module, reading module, judging module and output module; function veneer generates veneer type signal; detecting unit reads board type signal state output by all function veneer; detecting unit judges whether the relationship between all function veneer type and slot is correct based on set list of relationship between all function veneer type and slot. If it is correct, continue executing. When the judging module judges the inserting of veneer is fault, result of judgment is output by output module. Hardware of the invention is easy, cost is low, and it can be used as a function sub-module of controlling veneer; user can determine relationship between veneer type and slot, application mode can be agile and changeable; position of fault and type of veneer can be positioned correctly when there is a fault inserting.

A driving circuit for a plurality of light-emitting diodes (LEDs) comprises a transformer, a driving module, and a protection module. The transformer has a primary coil and a secondary coil, wherein a first end of the primary coil is coupled to a voltage source. Furthermore, a second end of the primary coil of the transformer is coupled to the driving module. The driving module determines whether to deliver electrical power to the transformer according to a pulse-width modulation (PWM) signal and an error signal. The protection module is coupled to the secondary coil. When a driving voltage output by the transformer to the LEDs is less than a first preset voltage or greater than a second preset voltage, the protection module generates the error signal to the driving module.

The invention discloses a method for removing organic pollutants in water through electrochemical cathode catalytic ozonation, and relates to a method for degrading organic pollutants in water through electrochemical cathode catalytic ozonation and belonging to the field of water treatment. The method disclosed by the invention aims at solving the problems of an existing catalytic ozonation technology of high loss of catalyst, great influence on water quality, high energy consumption and difficulty in operation. The method comprises the following steps of: pouring the to-be-treated water with organic pollution into an electrochemical cathode catalytic ozonation contact chamber; adding ozone in an ozone aeration mode or ozone saturated solution mode; performing primary treatment at certain ozone dosage; treating at certain ozone dosage and cathode voltage to finish treatment of the to-be-treated water with organic pollution. Compared with independent ozone treatment, the method can be used for improving the removal rate of organic matters by 20-50%, and is mainly used for treating the water with organic pollution.

Embodiments of a mobile state object for storing and transporting job metadata on a cluster computing system may use a database as an envelope for the metadata. A state object may include a database that stores the job metadata and wrapper methods. A small database engine may be employed. Since the entire database exists within a single file, complex, extensible applications may be created on the same base state object, and the state object can be sent across the network with the state intact, along with history of the object. An SQLite technology database engine, or alternatively other single file relational database engine technologies, may be used as the database engine. To support the database engine, compute nodes on the cluster may be configured with a runtime library for the database engine via which applications or other entities may access the state file database.

The invention discloses a system and a method for downloading files in batches. The system comprises a human-machine interface, a main control module, a selection module and a file sending module, wherein the file sending module and the selection module are interactive with at least one single board; the human-machine interface is used for receiving the downloading control command and a burning file and / or a management file, sending the downloading control command to the main control module, and sending the burning file and / or the management file to a file sending module; the main control module is used for analyzing a mode command from the downloading control command, and sending the mode command to the selection module; the selection module is used for controlling the downloading mode of the single board according to the mode command; and the file sending module is used for sending the burning file and / or the management file to the single board according to the downloading mode. Themode for downloading files in batches is flexible, simple and strong in operation, thereby greatly improving the execution efficiency.

Disclosed is a rear-placed combustor with an annular porous medium head for an ultramicro turbojet engine. An annular reflux structure is adopted for the combustor which is formed by a combustor box, a flame tube wall, a combustor outlet and the annular porous medium head. Air flow passes through a centrifugal compressor of the engine for compression, enters an annular cavity channel of the combustor, and then is mixed with gas fuel which is jetted in horizontally; premixed gas is pre-heated through the flame tube wall and then flows back to enter a flame tube through the annular porous medium head, and stable ignition is achieved; the whole mixed gas combustion process is finished in the flame tube, and high-temperature gas is discharged from the outlet of the rear-placed combustor; and then the high-temperature gas is discharged into air through a tail pipe after turbine blades of an impact engine does work. The combustor box, the flame tube wall and the combustor outlet are connected through bolts with high temperature glue sprayed on annular edges to guarantee the sealing. According to the combustor, features and advantages of stable flame of the annular porous medium head can be adapted to and played to the greatest extent, proneness to flameout of ultramicro combustors can be improved, so that the combustor can work for the ultramicro turbojet engine reliably and stably.

The invention discloses application of monopotassium phosphate to reduce rice cadmium accumulation. The application disclosed by the invention is as follows: monopotassium phosphate is applied to soil in the event of preparing a land before transplanting rice; or / and monopotassium phosphate is sprayed to the upper parts of rice after transplanting rice till maturing. According to the invention, novel application of monopotassium phosphate is provided; monopotassium phosphate is capable of effectively controlling cadmium accumulation in rice; monopotassium phosphate is capable of respectively reducing cadmium contents in rice cadmium high-accumulation rice Yongyou 9 and rice cadmium high-accumulation rice Xiushui 09 brown rice to be above 80% and 85% maximally; the cadmium contents in brown rice are only 0.04 mg / kg and 0.02 mg / kg and are far below nationally regulated 0.2 mg / kg; a good solving way is provided for rice heavy metal pollution; furthermore, both the application number and the application amount of monopotassium phosphate are very low; the application disclosed by the invention is low in cost and convenient for operation.

The invention discloses a method for preparing a phase-change-adjustable emulsion gel type fat substitute and application and belongs to the field of grease and food processing. The preparation method comprises the following steps: taking an oil-soluble polysaccharide, an oil-soluble micromolecular gel, a water-soluble macromolecular gel and vegetable oil as raw materials, separately dissolving the oil-soluble polysaccharide, the oil-soluble micromolecular gel and the water-soluble macromolecular gel in a heated oil phase and a heated water phase, mixing and emulsifying an oil solution and a water solution to obtain an emulsion, and carrying out stirring and cooling to gelatinize the emulsion, thereby obtaining the emulsion gel type fat substitute. According to the method and the application, the oil-soluble polysaccharide is introduced into a system to reduce the consumption of the oil-soluble micromolecular gel, and the emulsion gel type fat substitute containing zero trans low-saturated fatty acid is prepared to replace the traditional plastic fat; and the whole oil content of emulsion gel is reduced by adding a water phase gelatinized by the water-soluble macromolecular gel, so that the emulsion gel type fat substitute is applicable to different application scenes.

The invention discloses a digital intermediate frequency receiver. The digital intermediate frequency receiver comprises a multichannel analog to digital converter (ADC) module, a multichannel bridge connection module, a multichannel digital down-conversion application specific integrated circuit (ASIC) module, a multichannel field programmable gata array (FPGA) processing module, a multichannel digital signal processor (DSP) processing module, a multi-interface output module and a DSP general control module. A data output of the multichannel ADC module is connected with a data input of the multichannel bridge connection module, a data output of the multichannel bridge connection module is connected with a data input of the multichannel digital down-conversion ASIC module, and a data output of the multichannel digital down-conversion ASIC module is connected with a data input of the multichannel FPGA processing module. The multichannel FPGA processing module is connected with the multichannel DSP processing module by bothway multichannel data. The data output of the multichannel DSP processing module outputs the final result by the multi-interface output module. The universal type digital intermediate frequency receiver is good in generality, high in processing efficiency, low in cost, and beneficial to industrialization.

The invention discloses an agricultural irrigation monitoring system based on the Internet of Things. The agricultural irrigation monitoring system based on the Internet of Things comprises multiple soil moisture content monitoring nodes distributed within a field monitoring range. Each soil moisture content monitoring node comprises multiple soil moisture content sensors which are buried underground in different levels and a soil moisture content signal processing module. The soil moisture content signal processing module sends controlling information to subordinate fine drop irrigation controlling nodes of the soil moisture content signal processing module through the Internet of Things. Each fine drop irrigation controlling node comprises a ZigBee low-power short-journey wireless communication module, a singlechip and a controlling and performing unit. The system can perform solid monitoring on soil moisture content underground roots of plants in multiple depths and a fixed network is not needed in order to achieve monitoring of fine drop irrigation work. The agricultural irrigation monitoring system based on the Internet of Things has the advantages of being rapid in spreading, strong in survivability, low in communication cost when used massively, convenient to install and maintain, especially suitable for countryside areas where signal cover is poor and the like.

The present invention relates to a whole tailings concentration and cementation new process. For low-concentration tailings said invention adopts a step concentration technique formed from hydraulic cyclone and thickener. The coarse grain concentrate obtained by said hydraulic cyclone and fine grain concentrate obtained by said thickener can be singly used for making cementation filling, the coarse grain concentrate also can be mixed with the fine grain concentrate, and can be used for making whole tailings cementation filling.

The invention belongs to the technical field of monitoring, and in particular relates to a method and a device for controlling monitoring and a monitoring system. The method for controlling monitoringcomprises the following steps of: analyzing an image sequence acquired by a fixed camera according to a preset rule; detecting whether an event which accords with the preset rule of the system appears or not; and when detecting that the event which accords with the preset rule of the system appear in the image sequence, controlling a corresponding tripod camera according to corresponding parameters of the event to acquire corresponding images of the event. By detecting whether an event which accords with the preset rule of the system appears or not, and when detecting that the event which accords with the preset rule of the system appears in the image sequence, controlling the corresponding tripod camera to acquire the specific images of the event, the monitoring system can flexibly monitor the event according to the set rule, thereby expanding the functions of the monitoring system.

The invention discloses a modulating method and a control device of a soft direct current power transmission modularized multi-level transverter. The method comprises the steps of controlling the power as well as voltage and current in a closed-loop mode to obtain three-phase modulation waves; and according to the three-phase modulation wave or the modulation wave and the sub-module number, issued by a direct current control protective system, and the sub-module number put into each bridge arm and the interpolation increment of the putting number of each bridge arm sub-module, obtained by calculating the rated voltage of the sub-modules, overlapping a high-frequency interpolation increment on the sub-module number put on the low-frequency bridge arm by a high-frequency FPGA (field programmable gate array), thus obtaining the high-frequency bridge arm modulation command and realizing the high-level number output. The modulating method and the control device of the soft direct current power transmission modularized multi-level transverter can meet the modulation demands of the soft direct current power transmission modularized multi-level transverter, and can save software and hardware resources, and break through the limitations such as long control period, low frequency and low output level number of traditional digital controllers such as a DSP (digital signal processor), thus realizing the high-level number or even whole-level output under the low-frequency control, obviously reducing the output voltage harmonic waves and improving output electric energy quality.

The invention discloses a combustion chamber of a gas turbine burning ethanol fuel. The combustion chamber of the gas turbine burning ethanol fuel adopts a single tube cylinder combustion chamber structure which is formed by a combustion chamber cartridge receiver and a flame tube; an inlet of the combustion chamber is welded with the combustion chamber cartridge receiver, which is used for introducing air current; the flame tube is welded or connected by threads between an outlet and the combustion chamber cartridge receiver; liquid ethanol is supplied to the combustion chamber through an ethanol supply path, and a fuel preparation system is formed by the ethanol supply path and a rotational flow device to complete atomization and evaporation of the ethanol; an electric spark lighter is inserted in the flame tube to realize ignition startup of the ethanol combustion chamber; the whole process of ethanol combustion is completed in the flame tube so as to exhaust high temperature fuel gas from the outlet at the end of the combustion chamber; air current distribution of the combustion chamber of the gas turbine is adjusted to adapt to and exert characteristics and advantages of the ethanol fuel to the maximum extent, thereby improving combustion efficiency of the ethanol combustion and reducing pollution emission, and contributing to realizing the aims of energy conservation and environmental protection; and the combustion chamber is a key part of a micro-gas turbine with biomass fuel, which can enlarge fuel adaptability and is convenient for popularization and application.

The invention provides a portable communication device for detecting electric transmission and transformation equipment and a data transmission method of the portable communication device. The communication device comprises a detection data collection unit, a voice interaction unit, different types of network signal transmission units, a detection date collection unit, a multi-network intelligent matching communication unit and a data processing unit. According to the portable communication device, images, operation states, fault parts and detection data of equipment dispersed on various inspection sites can be dynamically transmitted to a remote operation and maintenance monitoring and repairing center in a wireless communication manner in real time; various information on the scene is provided for technical experts and fault diagnosis experts dispersed in different places; the audio and video consultation decision is carried out by remote experts and site operation personnel; the fault part and the fault reason can be visually, rapidly, accurately and efficiently analyzed and judged; the diagnosis accuracy and the repairing efficiency are improved; various potential losses which can be caused by the fault of the electric transmission and transformation equipment are reduced to the maximal extent.

The invention relates to an auxiliary article in medical treatment, an antipyretic paste, which is mainly prepared from the following raw material of (wt%), peppermint 0.1-15, ethanol 1-30, glycerol 1-30, borneol 0.1-15, and spreadable gel base or ointment base in balancing amount. The antipyretic paste made from the above formula can be applied on the skin surface of a pyretic patient to conduct auxiliary antipyretic treatment under physical and medical dual antipyretic effect. The inventive antipyretic paste has physical and medical dual antipyretic effect, resulting in better and safer antipyretic effect, and has no toxic and adverse effects.

The present invention discloses a polarizer, comprising a first protective layer, a polarization layer and a second protective layer, which are sequentially stacked up in a first direction, and the polarization layer comprises a plurality of polarization regions and a plurality of transmittance regions, and the plurality of polarization regions and the plurality of transmittance regions are alternately aligned on a plane perpendicular to the first direction, and the polarization regions are employed to transmit through linear polarization light in a polarization axis of the polarization regions, and the transmittance regions are employed to transmit through natural light. The polarizer of the present invention can selectively transmit the natural light to raise the transmittance of the display utilizing the polarizer. The present invention also discloses a transparent display with high transmittance.

The invention discloses a mobile phone and a private communication management method thereof. The mobile phone comprises a central processing unit, a storage module, an interaction module, a private mode setting module and a recognition module, wherein the storage module comprises a telephone book database and a private mode list. The method includes the steps: S1, receiving setup information inputted by a user; S2, setting corresponding groups in the telephone book database into corresponding private modes according to the setup information and taking corresponding private passwords as open passwords; and S3, correspondingly storing group information and the private passwords. The mobile phone can directly interact with a user, the private modes of private contact persons in different groups are set, the private contact persons in different groups are privately managed at different levels, and the mobile phone is convenient to use and flexible to apply.

The invention relates to biocontrol synergistic nutrient package fertilizer special for solanaceous vegetables and an application method thereof. The nutrient package fertilizer is prepared from, by mass, 12%-31% of synergistic compost tea, 58%-70% of major element compound fertilizer, 9%-20% of soil conditioner and 0.1%-0.2% of medium trace element leaf fertilizer. The nutrient package fertilizer can meet the requirement of the solanaceous vegetables for nutrients at different growth and development stages, a large quantity of organic matter and microbial florae contained in the synergistic compost tea of the nutrient package fertilizer can balance the microbial ecology of soil, and soil-borne disease antagonistic bacteria are introduced for efficiently preventing soil-borne diseases of the solanaceous greenhouse vegetables.

The invention relates to a bone injury ointment for external use, which is applied to treating human body bone fractures and parenchyma contuses and sprains. The bone injury ointment is prepared from drug loose powder added with honey according to a weight ratio of 1:1.7-2.0, wherein the drug loose powder and the honey are mixed evenly, and the drug powder is prepared by evenly mixing the following components in portion by weight: 8 to 11 portions of radix angelicae powder, 3 to 7 portions of rhubarb powder, 8 to 11 portions of gardenia powder, 3 to 7 portions of frankincense powder, 3 to 7 portions of radix paeoniae rubra powder, and 3 to 7 portions of safflower powder. The bone injury ointment has the advantages of flexible drug application, more convenient examination and observation of state of illness, simple and convenient dressing change to reduce replacement risk, quick pain alleviation, detumescence and callus growth, greatly reduced pains for patients, wide range of drug resources, and the like.