246results about How to "Simplify operability" patented technology

The invention discloses an unmanned perception based unmanned aerial vehicle route planning method for rapidly planning the vehicle driving route. According to the invention, based on the unmanned flight perception system, road video images around a target vehicle are photographed by utilizing an unmanned flight to be sent to a ground station; the ground station receives the video images and processes the video images so as to obtain the vehicle and road messages, route planning is carried out according to the vehicle position, and the route is transmitted to the unmanned aerial vehicle; and a computer module of the ground station calculates a flight control signal to control the unmanned aerial vehicle to follow the vehicle to proceed, and corrects the route in real time. According to the invention, based on an unmanned flight platform, the operation state is stable; and the road environment around the vehicle is photographed from a great height, the coverage area is wide, and the observed road traffic information is distinct and clear, so that the road distribution condition and the traffic condition around the target vehicle can be obtained rapidly, the reasonable route planning can be obtained, the route is more precise, and the road condition analysis is more timely and accurate.

The invention relates to a device and a method for testing mechanical property of a hyper-elastic material. The device mainly comprises a reinforcing piece (4) at the end of a test piece and a test piece clamp, wherein the reinforcing piece (4) has a trapezoidal cross section; a clamping port of the clamp is an inclined surface; the reinforcing piece (4) is adhered to the end of the test piece and is arranged in the clamp, the inclined surface of the clamp tightly clamps the inclined surface of the reinforcing piece (4), and the clamp is self-locked in the tensioning process and is prevented from locally deforming. The device is applied to multiple stress-strain tests of the hyper-elastic material such as uniaxial tension, equally biaxial tension and planar tension (pure shear). Stress data is acquired by a data acquisition system of an electronic universal testing machine, and the strain data is acquired by a charge coupled device (CCD) image acquisition device. Due to the technical scheme, the clamping force is high when the tension is high in the process of tensioning the test piece, so that the test piece is uniformly stressed, more accurate testing data can be obtained, and the mechanical property parameters of the hyper-elastic material obtained accordingly are more reliable.

The invention relates to a preparation method of reduced graphene oxide, which comprises the following steps of: mixing reducing agent with water solution of graphene oxide in the absence of oxygen, and carrying out irradiation reduction reaction by high-energy ray irradiation to obtain reduced graphene oxide, wherein the reducing agent is alcohol with one to eight carbon atoms. The invention overcomes the problems on high temperature, toxicity, low efficiency, high energy consumption and the like in the current preparation method of reduced graphene oxide, and a novel, high-efficiency, economical and environment-friendly preparation method of reduced graphene oxide is provided. The method provided by the invention has no need to modify the reduced graphene oxide before grafting, has no need of any special reagent and is simple to operate, which is a method that has wide application range and in particular can realize large scale batch production; and the reduced graphene oxide prepared by the invention has remarkably improved conductivity and broader application field.

The invention relates to polymer grafted graphene oxide and a preparation method thereof. The method comprises the step that the polymer grafted modified graphene oxide is obtained through an irradiation graft polymerization reaction of C=C contained monomers and graphene oxide under anoxic conditions. The method of the invention, which does not need the modification of graphene oxide or polymers before grafting, has the advantages of simple operation process and wide application range, and is especially suitable for large-scale batch production; and the polymer grafted graphene oxide prepared in the invention has an obviously improved grafting rate, so the polymer grafted graphene oxide can be widely used.

The invention provides a java system application programming interface calling method. The java system application programming interface calling method includes the following steps: receiving a calling request of a general application programming interface sent by a customer terminal, input parameters of the calling request is a structured query language (SQL)-type character string; conducting SQL analysis of the SQL-type character string, obtaining a name and a inquiry condition of an actual application programming interface; according to the name of the actual application programming interface, inquiring the corresponding actual application programming interface, and obtaining interface parameters; according to the name and parameters of the actual application programming interface, generating an example of the application programming interface, based on the inquiry condition obtained from the analysis, calling a method of the example of the application programming interface to obtain a returned value and return the returned value to the customer terminal. The invention further provides a system achieving the java system application programming interface calling method. The java system application programming interface calling method and the system using the java system application programming interface calling method can reduce changed working load and cost due to data updating.

The invention discloses a two-dimension code user registration certification system and a method of the two-dimension code user registration certification system. The system is characterized in that a mobile terminal shoots a two-dimension code and obtains a service provider ID in the two-dimension code, and the mobile terminal sends a registration certification request containing the service provider ID and the mobile terminal number to a registration certification array server; an application server extracts and analyzes the registration certification request from the request array of the registration certification array server, and verifies whether the mobile terminal number is registered as a registered user corresponding to the service provider ID; if not, registering the mobile terminal number as the registered user corresponding to the service provider ID; and if so, activating a corresponding service provider client to execute member service functions on the registered user. According to the invention, the user registration and user certification operations are finished by the flexible and easy manner with high experience of shooting the two-dimension code, thereby being convenient for the user to register as a member and enjoy the member service.

The invention discloses an integrated connector for an LED. The integrated connector comprises a shell with an integrated structure and a conductive metal sheet with an integrated structure, wherein a button is arranged on the shell, an elastic end corresponding to the button and being processed by the button is arranged on the conductive metal sheet, and a connecting end protruding out of the shell is arranged on the conductive metal sheet. The shell and the conductive metal sheet are of the integrated structure, thus the production procedure is greatly simplified, a lead can be once inserted, once wire loosing is realized when the button is pressed, one-step wiring and one-step wire loosing are realized, wiring and wire loosing steps are greatly simplified, operability is improved, and the convenience and the rapidness are achieved.

The invention discloses a preparation method of ultra-pure vanadium pentoxide. The preparation method comprises the following steps of: removing impurities in advance; transferring phosphorus and silicon in a vanadium-containing solution into a solid phase for removal; performing calcification and vanadium precipitation; transferring vanadium in a liquid phase into a calcium vanadate phase; leaving the impurities such as chromium, manganese, potassium and sodium in the liquid phase for removal; performing solubilization reaction of vanadium in the calcium vanadate into the liquid phase through ammonium bicarbonate and / or ammonium carbonate; leaving the calcium, phosphorus, silicon, iron and magnesium in the solid phase for removal; replacing residual trace cations of the liquid phase with ammonium ions by an ammonium type cation exchange system to realize deep purification; and performing cooling vanadium precipitation and deamination calcination to obtain vanadium pentoxide. In the invention, the process route is simple, the drug consumption is low, the vanadium pentoxide with purity of over 99.95% can be stably obtained, and the content of main impurities such as iron, chromium, manganese, silicon, phosphorus, calcium, sodium, magnesium, potassium and aluminum is all lower than 0.002%.

The invention relates to a passive sampling device for persistent organic pollutants (POPs) in air. The passive sampling device comprises a stainless barrel, wherein top covers are arranged on upper and lower ends of the stainless barrel; sampling fillers are arranged in the stainless barrel; low-density polyethylene films and stainless outer rings are arranged on the top covers; each low-density polyethylene film is fixed on each stainless outer ring; and the thickness of each low-density polyethylene film is 65 to 90mu m. The POPs in the air or waste air can freely pass through the film, particulate matters in the environment can be prevented from being contacted with the fillers, and gaseous POPs in the ambient air can be acquired, so that the subsequent extraction and purification of a sample are simplified; each low-density polyethylene film is fixed to each top cover, so that the passive sampling device has the advantages that the gas flow volume is larger, and the sampling speed is quicker compared with an X-ray diffraction (XRD) resin sampler; due to the sealed device, the influence of natural environment on the device is small; and the device is not required to be arranged in a special device compared with the conventional polyurethane foam (PUF) passive sampling device and the conventional semi-permeable membrane device (SPMD) sampler, so that the device can be simply and conveniently used.

The invention relates to a superconducting magnet system of an inserted YBCO-Bitter type high-temperature coil. The inserted YBCO-Bitter type high-temperature superconducting coil (8) is inserted into an inner hole of a peripheral superconducting coil (10) formed by NbTi and Nb3Sn. The inserted YBCO-Bitter type high-temperature superconducting coil (8) is positioned in a low-temperature container (9); the peripheral superconducting coil (10) is arranged in a low-temperature container (11); and the low-temperature containers (9 and 11) are filled with liquid helium (12). The inserted YBCO-Bitter type high-temperature superconducting coil (8) is formed by superposing of multiple YBCO ring pieces (1) which are embedded in a stainless steel ring (6). High-purity copper ring pieces (2) plated with an aluminum nitride film are arranged between the YBCO ring pieces (1). The multiple YBCO ring pieces (1) and the multiple high-purity copper ring pieces (2) are superposed along the same shaft, are assembled together by a stainless steel central hole tube (3) and an end flange (4), and are cured into a whole body after being soaked by epoxy resin. The superconducting magnet system has simplified structure, little heat leakage of system and stable generated magnetic field.

The invention discloses a mycobacterium M. tuberculosis holoprotein chip and an application thereof. The protein chip has at least one of the following functions (1) to (7); the following 4,168 proteins are connected to the protein chip, and each protein independently forms a detection point. Experiments show that the mycobacterium M. tuberculosis holoprotein chip consists of a substrate and proteins containing more than 95 percent of mycobacterium M. tuberculosis genome codes. The holoprotein chip is obviously significant for looking for a serum biomarker, a substrate interacting with a micromolecular compound c-di-GMP, a kinase substrate interacting with protein kinase and a substrate interacting with macrophage. Compared with an existing research means, the holoprotein chip has global and high-throughput screening characteristics, research design and operation processes are simplified, and the research efficiency is remarkably improved.

The invention discloses an inspection maintenance method based on the internet instant communication service. The inspection maintenance method comprises two parts of a Web platform and a mobile inspection device, the Web platform carries out data on-line real-time interactive connection with the mobile inspection device through an internet instant communication tool, and an inspection worker inspects equipment through the hand-held mobile inspection device. The inspection maintenance method is deployed based on a mobile interconnection configuration, and is advantaged by being easy to deploy and operate, convenient to upgrade high in cost performance, and having interconnected inspection and on-line data and the like; at the background that the sensor technology is increasingly mature, data sensors are fixed on hot spot regions of the equipment as many as possible, and real time data is obtained on line through fiber, Wifi, 3G and 4G data connection modes and the like. By taking the above as the background, manual regular inspection operation on the equipment is achieved by means of the internet instant communication service, and therefore aims of reducing working pressure of workers, reducing the inspection cost and increasing the inspection benefit are reached.

The invention discloses a preparation method of triamcinolone acetonide. A compound I prednisone acetate which is taken as a starting material is subjected to a primary elimination reaction, an oxidation reaction, a condensation reaction, a reduction reaction, a secondary elimination reaction, a hydrolysis reaction, an epoxidation reaction and a fluorination reaction, so that an end-product IX, 9-fluoro-11beta, 21-dihydroxyl-16a,17-[(1-methyl ethylidene) bi(oxo)]-pregnen steroid-1,4-diene-3, 20-diketone, namely triamcinolone acetonide, is obtained. The preparation method of the triamcinolone acetonide has the advantages that a relatively cheap starting raw material is adopted, each reaction step can be relatively easily realized, and yield is relatively high, so that production is more economic and safer, and the triamcinolone acetonide is more applicable to industrial production; a multi-step protection and deprotection operation is simplified, a synthetic route is greatly shortened, and production cost is reduced; possibility that a three-position carbonyl group is reduced in a reduction process is almost zero, so that side effects are greatly reduced, and yield and quality of the reduction reaction are improved.

The invention discloses a test piece assembly for testing rock I-II compound dynamic fracture toughness and a testing method. The test piece assembly comprises a test piece body with a groove and a loading platform, and cylindrical pressing heads supporting and abutting against the test piece body. The test piece body is a semi-disc-shaped plate, the groove stretches into a test piece from the straight side plane of the semi-disc-shaped test piece along the axial symmetry surface of the semi-disc-shaped test piece, the loading platform is located in the center of the arc surface of the semi-disc-shaped test piece, and the table plane is parallel to the straight side plane of the test piece. The pressing heads are straight arc cylindrical surface pressing heads. During testing, the two cylindrical pressing heads are located on the two sides of the groove respectively, the test piece assembly is arranged between an incidence rod and a transmission rod of a Hopkinson pressure bar testing device, the test piece is collided through an impact bar of the testing device, and the I-II compound dynamic fracture toughness of the rock test piece is tested through strain signals. The preparation process of the rock I-II compound dynamic fracture toughness testing test piece and the testing process of the rock I-II compound dynamic fracture toughness are greatly simplified.

The invention relates to a method for detecting pre-treatment of nitrofurans metabolite, comprising the following steps: (1) choosing a sample; (2) uniformly mixing the sample and extractant to obtain supernate; (3) adding the extractant to carry out extraction once again and obtaining mixed extractant; (4) adding derivatization reagent and catalyst to the mixed extractant and uniformly mixing the mixture; (5) cooling the mixture to room temperature; (6) adjusting the mixed extractant to neutrality and adding ethyl acetate to carry out extraction; (7) repeating the operation and combining ethyl acetate layers; (8) carrying out rotary evaporation on the mixture to be dry and adding methanol solution to dissolve residue; (9) activating a purification pillar to cause the methanol solution to pass through the purification pillar and obtaining and drying eluent; (10) adding acetonitrile aqueous solution and isooctane to the residue, dissolving and obtaining lower acetonitrile water layer; (11) causing the acetonitrile water layer to pass through a microfiltration membrane; and (12) analyzing and measuring the components and contents of the nitrofurans metabolite. The method of the invention is accurate, reliable and highly sensitive and enjoys good technical effect.

The invention provides a fast multiplex PCR identification diagnosis detection method of invasive fungus infection based on cfDNA (cell free DNA). The method can be used for identifying the invasive infection caused by clinic common and high-incidence Candida albicans, Candida tropicalis, Candida parapsilosis, Candida krusei, Candida glabrata and Aspergillus fumigtus. An amplification primer is designed according to characteristic genome segments of each fungus category and species; a detection fluorescence probe of a strain can be distinguished according to the amplification segment design; the real time PCR can be performed on a sample to be tested; high sensitivity of nested PCR and high specificity and multi-target performance advantages of multiple fluorescent hybrid probe PCR are integrated for identifying the fungus strain. The invention also provides a PCR diagnosis kit for the invasive fungus infection and application thereof.

The present invention relates to a novel remote monitoring system. The method of the invention uses a serial-port communication device and breaks through the display of existing monitoring system to number of controlled device at the state that the layout of existing device is not altered as possible. The centralized control and management of large amount of controlled devices are realized. Thereby the convenience for remotely controlling the remote device in industrial control occasion is remarkably increased. Simultaneously the reliability for managing and controlling the remote device is greatly strengthened. The method of the invention has the advantages of better robustness, simple structure, low cost and excellent extendibility. Therefore the invention is suitable for various occasions which require remote control and monitoring, and is especially suitable for large-scale application of industrial control occasion.

The present invention relates to drinking water treatment, and is especially process and electrical flocculator for treating fluoride and organic matter in drinking water. In the combined electric flocculating and microfiltering process, the electrolysis with aluminum or iron plate as electrode produces aluminum salt or iron salt capable of combining with fluorine ion and organic matter in water to form relatively large flocculate, and the subsequent filtering with microfiltering membrane eliminates the flocculate effectively to reach the aim of eliminate fluoride and organic matter from drinking water. The present invention is simple, easy to automatize and suitable for wide use in different places.

The invention provides an old people medication system based on an Android platform, relates to the technical field of old people medication assistant software development, and aims at solving the problems that old people cannot accurately take medicine on time and at the proper dose. The old people medication system based on the Android platform comprises a client side and a server which achieve medication information interaction, wherein the client side comprises a medicine barcode scanning and analyzing module, a voice reading module and a timing medicine taking reminding module which are directly operated by a user; the medicine barcode scanning and analyzing module is used for scanning a medicine barcode identification and analyzing acquired medicine barcode information; the client side is used for sending a query request, and the server is used for responding the query request of the client side, receiving the query request of the client side and a medicine barcode and generating a statement query medicine information database recognized by a medicine information database to query the medicine information database according to the submitted query request and the corresponding medicine barcode information; the voice reading module is used for presenting medication information to a user of the client side and helping the user accurately acquire medicine information to improve the medication safety; the timing medicine taking reminding module is used for helping the user to take the medicine on time and at the proper dose according to a set medicine taking time.

Provided is a method and apparatus of adding an IEC 61850 configuration interface to an SDN (Software Defined Network) controller, comprising: an SDN controller performing self-inspection, and automatically sending an alarming signal in case of abnormity; searching for interchangers in an intelligent transformer station, establishing a network topology, and performing initialization; performing functional mapping on the SDN controller in dependence on an IEC 61850 communication requirement; defining the operation mode of the SDN controller; and modeling the northbound interface of the SDN controller. The method can apparatus realize the unified control of all intelligent transformer station IED devices, simplify a communication system and a background operation flow, and therefore greatly increase work efficiency.

The invention discloses a smart home device control method, device and system. The method comprises the following steps: receiving the distance between a smart wearable device and each smart home device sent by the smart wearable device; determining a pre-controlled first smart home device according to the distance between the smart wearable device and each smart home device and a preset determinative rule; receiving a user first action instruction sent by the smart wearable device; recognizing the user first action instruction as the corresponding first control instruction according to the preset first instruction set; sending the first control instruction to the first smart home device, and controlling the first smart home device to execute the operation corresponding to the first control instruction. Through the adoption of the technical scheme provided by the invention, the actual operation flow and step of the user can be effectively simplified while controlling the smart home device, thereby effectively improving user experience degree.

The invention provides a three-working-position isolation switch. An isolation switch static contact and a grounding switch static contact are provided at two ends in a three-phase together box body. A moving contact is positioned at a middle position between the isolation switch static contact and the grounding switch static contact. An operation mechanism controls the moving contact to move between the isolation switch static contact and the grounding switch static contact and controls two ends of the moving contact to contact the isolation switch static contact or the grounding switch static contact individually respectively. The isolation switch static contact is provided with an arc ignition structure inside. According to the invention, functions of the isolation switch and the grounding switch are combined as one body, operation and electric interlocking are simplified, a volume is greatly reduced, the arc ignition structure can prevent arc burning from damaging electric appliance, and the three-working-position isolation switch has the advantages of simple structure, compactness, a small volume, safety, reliability, good stability, low cost and a long service life.

The invention relates to an energy and water saving dyeing method for a seamless underwear. A seamless weft knitting weaving technology is used for achieving one-off weaving forming of the seamless underwear. The dyeing and finishing process of the seamless underwear after being woven includes oxygen bleaching by the liquor ratio of 1: 8-10, dyeing by the liquor ratio of 1: 12-15 and soaping by the liquor ratio of 1: 8-10. By means of the energy-saving dyeing and finishing technology of non-caustic-soda oxygen bleaching process, one-bath one-step dyeing process and biological enzyme soaping process, one-time accurate dyeing is achieved, one-bath one-step completion is achieved, processing time is shortened, and sewage discharge and treatment are reduced.

The invention relates to the field of animal breeding, in particular to a wireless monitoring system and method based on IoT (Internet of Things) of a breeding environment. The system comprises a wireless sensing node unit, a wireless host unit and a cloud service application unit, wherein the wireless sensing node unit acquires temperature and humidity environmental data of at least one point; the wireless host unit is used for collecting, processing and recoding the environmental data acquired by the wireless sensing node unit; the cloud service application unit is used for performing channel subscription, monitoring and storage in a database on the environmental data recoded by the wireless host unit. With adoption of a lora wireless technology, the problems of short transmission distance and low data hit rate are solved greatly; a gprs mobile network is adopted for internet surfing of a wireless host, the most mainstream mqtt communication protocol of the IoT is applied, and communication quality can be optimized and traffic can be saved to the greatest extent aiming at application characteristics of the weak network; by means of a touch screen operation system developed in a customized manner, operation and management of equipment by a user are simplified, user experience is improved, and value-added services such as abnormity warning, data analysis and the like are provided.

The invention belongs to the technical field of mobile terminals and provides a short message sending method and device. The method comprises the steps of acquiring the fingerprint information of a finger through which a user sends a long-press instruction when the long-press instruction sent by the user is detected, acquiring contact information corresponding to the fingerprint information according to a pre-stored mapping relational table, and sending a short message to be sent to a contact person corresponding to the contact information. According to the method and device, contact information is acquired and input by inputting fingerprints through long press during short message sending, contact inputting processes are simplified for the user, and short message sending efficiency is improved.

The invention discloses a method for synthesizing 4, 4'-disubstituted-2, 2'-bipyridine, which mainly mixes a 4-substituent pyridine and a metal catalyst according to a weight ratio of 100: 0.2 to 40. The mixture is put in a closable reactor which can be heated and pressurized, which is bubbled for 5 to 30 minutes with inert gases; then the reactor is closed to be heated to a temperature of 140 to 300 DEG C, reacted for 2 to 350 hours under a condition of stirring; after cooling, filtering, rotating steaming and re-crystallization, a target product 4, 4'-disubstituted-2, 2'-bipyridine can be obtained. The method of the invention is simple with the advantages of high efficiency and low cost, thus being suitable for large-scale industrial production.

The invention relates to a rapid quantitative detection method for drugs in hair. The rapid quantitative detection method comprises the following steps that (1) hair extraction is conducted, specifically, the drugs in the hair are fully released through mechanical grinding and bioenzyme extraction; (2) a sample is prepared from a to-be-detected object treated in the step (1), and the sample is dropwise added onto a reagent strip of a hair drug fluorescence immunochromatographic kit; and (3) the hair drug fluorescence immunochromatographic kit is detected through a dry immunofluorescence analyzer, and the content of an analyzed object in the to-be-detected sample is calculated. According to the rapid quantitative detection method, the advantages that sampling for hair detecting is easy, preservation is easy, the detecting time limit is long (from several weeks to several months), and information is comprehensive are reserved; the defects that conventional hair detection is complex in pretreatment, cumbersome operation, long in result analysis time and the like are overcome; the detecting time of the drugs in the hair is shortened from several hours and several days to fifteen to twenty minutes, the operation steps and technical requirements are greatly simplified, and thus non-professional technical personnel can also operate and use the rapid quantitative detection method.

The invention discloses a simplified preparation method of polyurethane hydrogel. The method comprises the following steps: heating and warming 40-60 parts of hydrophilic polyester polyol or hydrophilic polyether polyol to 90-125 DEG C, adding 2-3 parts of a chain extender to the hydrophilic polyester polyol or the hydrophilic polyether polyol, dehydrating the mixture of the chain extender and the hydrophilic polyester polyol or the mixture of the chain extender and the hydrophilic polyether polyol, and cooling the dehydrated mixture of the chain extender and the hydrophilic polyester polyol or the mixture of the chain extender and the hydrophilic polyether polyol to 25-60 DEG C; adding the dehydrated hydrophilic polyester polyol or hydrophilic polyether polyol to 10-30 parts of polyisocyanate, carrying out reaction at the temperature of 75-100 DEG C for 2-4 hours, and carrying out vacuum defoaming in a vacuum manner so as to obtain polyurethane prepolymer; then directly dissolving the polyurethane prepolymer in a fitting organic solvent so as to form organogel, and finally replacing the organic solvent with deionized water so as to obtain the polyurethane hydrogel. According to the method disclosed by the invention, the step that polyurethane elastomers must be synthetized firstly in the traditional preparation process of the polyurethane hydrogel is simplified, time for preparing the polyurethane hydrogel is greatly shortened, the transparency of the obtained polyurethane hydrogel is good, and the mechanical strength is high.

The invention discloses a preparation method of nano-silver sol, which comprises the following steps of: a) dissolving silver nitrate into ultrapure water, and obtaining silver nitrate solution; b) using a stirring device for rapidly stirring the silver nitrate solution; c) heating the silver nitrate solution by oil bath, and reducing the stirring speed of the stirring device after heating to a certain temperature; and d) continuously filling hydrogen for reducing the silver nitrate solution, and obtaining the nano-silver sol. By controlling the reaction time, the preparation method can control the particle size of nano-silver, and leads the particle size range of the nano-silver to be 10-100nm. The method has simple operation and low cost, and the prepared nano-silver sol has the characteristics of even particle size, high stability and high dispersity; and furthermore, the invention realizes more accurate control for the particle size of the nano-silver.

The invention belongs to the technical field of ultra-high voltage power transmission, in particular to a method for improving the converted current switching capability of an ultra-high voltage open alternating current isolating switch. Auxiliary circuits are added on a main contact to switch converted current, and isolating switches are used to guide the operation of electric poles, so that the converted current switching capability of the isolating switches can be greatly improved, and the use requirements for connecting the isolating switches in parallel can be met. Thus, by using the method, the converted current switching capability is greatly improved, the requirements for connecting the isolating switches in parallel are easily met, the influence of electric arcs is almost completely eliminated, the operation and the control of the isolating switches are greatly simplified, the cost is lowered and the reliability is improved.