321results about How to "Large application space" patented technology

The method includes steps: parsing object to be tested, picking up tested information from the object tested; displaying the picked test information, receiving test information input from user; generating test case based on the picked test information and the inputted test information; combining the test case and object to be tested creates testing target codes; running the testing target codes implements test for robustness of software product. The invention also related to device for testing robustness of software product. The invention can realizes automatic generation and automatic extraction for test information of tested object.

The invention provides an intelligent walking stick and an implementation method thereof. The walking stick is provided with a handle, a stick body and a base, wherein the stick body is provided with a storage battery and an alarm module; the storage battery is connected with the alarm module and used for supplying power to the alarm module; the handle is provided with an alarm button; the alarm button is connected with the alarm module, and is used for controlling the alarm module to give an alarm when pressed. Through the adoption of the scheme, the walking stick is provided with the alarm module, can give an alarm to avoid extreme accidents when a user is in danger (for example, an old person is attacked by a dog, or falls down but cannot be helped up), and can also play a warning effect when the user is threatened. Therefore, the walking stick has larger application space and high practicability.

The invention discloses a lifting and translation mechanism for an articulated thread spindle, which belongs to the technical field of mechanical design, equipment manufacture and garage. The technical proposal of the lifting and translation mechanism for the articulated thread spindle provided by the invention is the transformation between the lifting operation and the translation operation of a loaded carrying platform and the transformation from the return-stroked translation operation to falling operation by a lesser driving power and the wonderful coordination of the following parts: an articulated thread spindle assembly consisting of a fixed thread spindle, an articulated screwed sleeve, an internal spline gear, an upper thrust bearing and a lower thrust bearing, a snap ring and a magnetic elastic bolt; a moving case body consisted of a moving case body sheathed on the assembly, a power gear and a nut gear; a connected carrying platform and a control system consisted of a control lever, a control arm, a brake and a steel ball. The machine does not stop working during the transformation; the operation is stable and reliable. The technical proposal provided by the invention can be widely applied to the mechanical lifting device, manipulator, and garage construction, etc.

The invention discloses a high biomass content epoxy resin composition. The high biomass content epoxy resin composition comprises, by mass, 100 parts of epoxidized plant oil, 1 to 100 parts of unsaturated bio-based dicarboxylic acid, 1 to 10 parts of a curing accelerator 1, and 1 to 10 parts of a radical initiator; wherein the curing accelerator 1 is tetrabutylammonium bromide, triphenylphosphine, 2-methylimidazole, 2,4,6-tris(dimethylaminomethyl)phenol, or boron trifluoride, and the radical initiator is a peroxy curing agent or an azo curing agent. The invention also discloses a curing method and applications of the high biomass content epoxy resin composition. The high biomass content epoxy resin composition is capable of improving material mechanical properties greatly; the main raw materials come from biomass renewable resources, are both green and nontoxic, and possesses certain positive functions in alleviating oil crisis and reducing carbon dioxide release; damage on human body is reduced, environmental pollution is reduced, and it is beneficial for industrialized application and especially application in the field of paint.

The invention discloses an ultra-thin bismuth oxyhalide nanosheet as well as preparation and application thereof. The ultra-thin bismuth oxyhalide nanosheet is prepared by using bismuth nitrate pentahydrate, potassium chloride or potassium bromide as raw materials, and hydroxypropyl guar gum as a thickening agent, and adopting a hydrolysis method at low temperature. The preparation method providedby the invention has a simple process and low costs, and is green, environmentally friendly and easy to control and produce in a large scale; the guar gum is added as the thickening agent in the preparation process, various raw materials are mixed more uniformly, so that an occurrence of agglomeration of macromolecular particles in the preparation process is avoided, and preparation of a more ultra-thin bismuth oxyhalide photocatalyst with a larger specific surface area is facilitated; and the prepared ultra-thin bismuth oxyhalide nanosheet is a nano-scale layered structure, can respond in avisible light range, has stronger stability, higher catalytic efficiency, and a significant effect and huge application space in the field of photocatalytic reduction of CO2.

The invention belongs to the field of information physical systems, and particularly relates to an electric power Internet-of-Things power distribution network system based on a 5G network and an interconnection method. The method comprises the steps of firstly analyzing a power distribution network load, and establishing a power distribution network load analysis model; building a power distribution network comprehensive power flow analysis model by considering the energy router; and starting from a perception layer, a network layer, a platform layer and an application layer of power Internet-of-Things construction, integrating and applying a big data technology, and constructing a power Internet-of-Things power distribution network system. According to the power Internet-of-Things powerdistribution network system, sensing information is efficiently collected and intelligently fused through a sensing terminal, data transmission is conducted through a 5G communication network, data processing is conducted on a platform layer, and finally the data is transmitted to an application layer to be applied. The system comprises a power distribution network load analysis module, a power distribution network comprehensive power flow analysis module and an electric power Internet of Things. The energy router serves as core equipment, and has the advantages of being flexible, controllable, capable of achieving alternating-current and direct-current hybrid access and the like.

The invention provides a pressure sensor and a preparation method and use thereof. The pressure sensor comprises a dielectric layer, a first electrode layer and a second electrode layer; the first electrode layer and the second electrode layer are located at both sides of the dielectric layer respectively, and the dielectric layer comprises an ionic active material. The preparation method comprises the steps of 1) preparing the dielectric layer, wherein the dielectric layer comprises the ionic active material; 2) preparing the first electrode layer and the second electrode layer; 3) fixing thefirst electrode layer and the second electrode layer to both sides of the dielectric layer respectively to obtain the pressure sensor. The sensor has the advantages of flexibility, high transparencyand high sensitivity, and can be applied to manufacturing flexible touch sensors or human-computer interaction interfaces or the like.

The invention relates to an under-actuated walking apparatus and a control method for the same and belongs to the technical field of semi-actuated walking. The apparatus comprises a crankshaft, a platform, a supporting block, hip parts, leg parts and a control device, wherein the crankshaft provides rotating power for the leg parts; the supporting platform can support the walking device; a left hip joint and a right joint and the control device are fixed on the platform; the hip parts are included by a left hip part and a right hip part; each hip part is connected with an internal straight leg and an external straight leg via a crankshaft rocking rod; the lower end of each straight leg is fixedly connected with a spherical foot part; the control device is formed by a data collection device, a driving device and a main control device; information acquired by the data collection device can be processed by the main control device in real time; and rotating speed of the a transmission motor can be adjusted by the driving device controlled by the control device. The under-actuated walking apparatus is simply structured with convenient use and easy manufacturing; a problem that 2D walking swinging legs have friction with the ground can be overcome; the walking apparatus can walk naturally, possesses large parameter attraction domain and low energy consumption; and the under-actuated walking apparatus possesses large application use in daily life.

The invention discloses a method for reading website information through a mobile phone short message, which enables the mobile phone to receive website information abstracts through the short message and can acquire detailed website information through the wireless internet by using link contained in the short message. Refer to figure 1, namely a structural drawing of the method for reading the website information through the mobile phone short message.

The invention provides a thermoelectric generator using superconducting fluid for heat transfer, and belongs to the field of development and utilization of new energy techniques. The thermoelectric generator using superconducting fluid for heat transfer is characterized in that hot fluid flow into a hot fluid inlet pipe (1), is diverted to enter branch pipes and then is diverted to enter a hot fluid heat exchanger module (5a), in the hot fluid heat exchanger module (5a), heat is transferred to the two planes of the hot heat exchanger module (5a) through the superconducting fluid, semiconductor thermoelectric generating sheets are placed in parallel or in series on the planes to form high-temperature end surfaces, the heat of the high-temperature end surfaces is transferred to low-temperature end surfaces through the thermoelectric generating sheets, and the low-temperature end surfaces are in contact with cold ends for heat dissipation; the hot fluid which flows through the hot fluid heat exchanger module (5a) flows out of a hot fluid outlet pipe (2); cold fluid flows into a cold fluid inlet pipe (3) and flows out of a cold fluid outlet pipe (4) to form the cold ends on the surfaces of a cold fluid heat exchanger module (5b); and the semiconductor thermoelectric generating sheets (9) and the cold and hot end surfaces of the heat exchanger module (5) are alternately arranged to generate temperature difference to generate power. The invention provides a method for generating power in a large scale by using steam, flue gas, industrial waste gas, terrestrial heat, solar energy and the like. The method is not only energy-saving, but also environmental-friendly.

The invention discloses a spirally bottom-expanding integrated drill bit. The drill bit comprises a drill stem, a left bottom-expanding arm and a right bottom-expanding arm, wherein the bottom of the drill stem is fixedly connected with an outer sleeve; an inner sleeve is glidingly arranged in the outer sleeve in a matching way; an arm-protecting plate is fixedly arranged outside the outer sleeve; a soil-accommodating disc is fixedly arranged at the bottom end of the inner sleeve; the upper ends of the left bottom-expanding arm and the right bottom-expanding arm are respectively hinged to the two sides of the arm-protecting plate; and the lower ends of the left bottom-expanding arm and the right bottom-expanding arm are respectively hinged to the soil-accommodating disc through connecting rods. The drill bit is simple and reliable in structure and convenient to operate. During bottom-expanding operation, soil is collected through the soil-accommodating disc, and when the drill bit is lifted out of a pile, the soil can be taken out together, so that the time and the labor are saved, and the operation efficiency of the drill bit is greatly improved. In addition, the vertical compression-resistant performance of the pile can be improved, and the drill bit has a wider popularization and application space in the field of buildings.

The embodiment of the invention provides an automatic noise lowering method, device and system of a projector. The method includes the steps that the real-time rotating speed data of a fan of the projector are acquired, and the real-time noise data of the fan of the projector are acquired; according to the real-time rotating speed data and the corresponding relation between preset rotating speed data and noise lowering audio, the noise lowering audio corresponding to the real-time rotating speed data is acquired; audio signals given out by a loudspeaker of the projector are adjusted according to the noise lowering audio so that the sound given out by the loudspeaker of the projector can be synchronous with the real-time noise data, opposite to the real-time noise data in phase position and same as the real-time noise data in frequency and amplitude, and therefore interference noise lowering can be formed. According to the automatic noise lowering method, device and system of the projector, a sound sensor, a fan control chip, the loudspeaker and an FPGA are combined to solve the noise problem of the system fan of the projector, and automatic monitoring and automatic regulation and control are achieved in the whole process; manual intervention is omitted, and the most ideal noise lowering effect of the system can be achieved fast.

The invention provides a wave spectrum and energy spectrum composite type X-ray fluorescence spectrophotometer. The wave spectrum and energy spectrum composite type X-ray fluorescence spectrophotometer comprises an X-ray source, a light filter switching mechanism, a sample moving platform, a sample cup, a diaphragm switching mechanism, a primary collimator switching mechanism, a dispersive crystalswitching mechanism, a secondary collimator switching mechanism, a gasflow type proportional counter, a scintillation counter, an SDD detector, a main control panel and a PC machine. The wave spectrum and energy spectrum composite type X-ray fluorescence spectrophotometer has the following advantages: detection or point/face scanning can be rapidly completed by using an energy spectrum function when the sample is subjected to integrated component analysis and distribution analysis, and the whole body or certain area of the sample can be subjected to element analysis and distribution analysisby a wave spectrum function, so that organic combination of the wave spectrum and energy wave spectrum functions is realized, the two functions can be applied to integrated element component analysisand distribution analysis of the sample, the characteristics of high resolution, rapidness, flexibility and combinability are achieved, the reliability of the analysis result can be improved and the detection efficiency can be improved obviously.

The invention relates to the technical field of electrons, in particular to a large-dynamic and high-precision programmable time delay device based on an FPGA (field programmable gate array). A target signal is subjected to precise time delay according to a fact that a read-write clock has a time delay function on asynchronous FIFO (first in first out) with a phase difference. The large-dynamic and high-precision programmable time delay device comprises a clock frequency and precision setting module, a delay value control module, a clock management PLL (phase locked loop), a read-write control signal module and an asynchronous FIFO module, wherein the output end of the clock frequency and precision setting module is connected with the input end of the clock management PLL; the output end of the delay value control module is connected with the input end of the delay value control module and the input end of the read-write control signal module; the output end of the read-write control signal module is connected with the input end of the asynchronous FIFO module; the output end of the clock management PLL is connected with the input end of the asynchronous FIFO module and the input end of the read-write control signal module. The invention has the beneficial effects that the large-dynamic and high-precision programmable time delay device based on the FPGA has the advantages of high integration degree and high stability; meanwhile, the technical bottleneck that the time delay range and the precision cannot be considered simultaneously at present is solved. The invention is particularly suitable for the large-dynamic and high-precision programmable time delay devices.

The invention discloses supersaturated potassium chloride cement paste for well cementation. The cement paste is prepared from the following components: high sulfate-resistant G-grade cement, a salt-bearing fluid loss reducer, a preservative, a retarder, water, potassium chloride, a reinforced anti-migration additive, an expanding agent and a weighting agent. The supersaturated potassium chloride cement paste has the effects of stabilizing a well wall and improving the well wall strength; supersaturated potassium chloride assists a cement paste to resist the influence of mirabilite, gypsum, sodium, potassium, magnesium and other halite in an evaporite bed; the technology is reliable; the field construction is simple and convenient; the well cementation effect is good; the requirements on well cementation in the evaporite bed, a high-pressure deep well evaporite bed and a super-thick evaporite bed and other complex conditions can be met; the supersaturated potassium chloride cement paste has favorable application prospect particularly for the exploration and development of a potassium bittern water well.

The invention discloses a real-time quality monitoring control system for air in a vehicle based on remote control technologies. The system comprises a hand-held remote control terminal and a motor vehicle control terminal, and the connection relation of the internal modules of the motor vehicle control terminal is as follows: the motor vehicle control terminal is respectively connected with a temperature signal collection module, a gas concentration signal collection module, a person and vehicle position judgment module, a wireless transceiver circuit, a channel selection module, a failure alarm module and a compressor driver module. The real-time quality monitoring control system for the air in the motor vehicle based on the remote control technologies changes the passive regulation mode of the conventional air purification device, realizes the real-time quality monitoring control on the air in the vehicle, can remotely control the regulation process of the system to achieve a zero-touch effect between a user and the contaminated air in the vehicle, and also can select the air inlet channel for accelerating regulation rate according to contamination level or user instructions. The failure alarm module of the system can remind the user of changing failure purification parts, and the real-time monitoring control system has wider application space on hybrid power motor vehicles and electric motor vehicles.

A method to enhance short message service of mobile communication includes the steps as follows: (1) adopting structured menu template for man-machine interface module of mobile terminal equipment; (2) based on program development of real-time operation system, and to provide task support for new protocol, application task to be dynamically increased in the mobile terminal equipment; (3) according to the requirement of the client, utilizing peripheral equipment interface of the existing mobile terminal equipment to provide the interactive function with network data bank of internet or data source of PC computer.

The invention discloses a pipeline instrument equipment grounding device. In the pipeline station instrument equipment grounding device, a barrier grounding ring (1) is added between an electric interface (13) and an anti-explosion barrier (2) of instrument equipment; the bottom of the barrier grounding ring (1) is connected with a line nose 1 (9) by a bolt 1(7) and a nut (8); the line nose 1(9) is connected with a grounding lead (5); the other end of the grounding lead (5) is connected with a line nose 2(10); the line nose 2(10) is connected to instrument grounding flat steel (11) by a bolt (15) and a nut; the instrument grounding flat steel (11) is connected with electric power grounding net flat steel (12); and the grounding lead (5) is fixed with an instrument protection tube (4) by acable bonding tape 1(6), a cable bonding tape 2(16) and a cable bonding tape 3(17). The pipeline station instrument equipment grounding device is safe, improves the precision and the stability of theinstrument equipment, is convenient to operate and maintain, and reduces equipment investment and construction cost.