14results about How to "Optimize quantity" patented technology

The invention discloses a high-efficiency converter for adjusting the voltage of a power grid, and belongs to the technical field of power electronics. The converter comprises a first voltage regulation circuit, a second voltage regulation circuit, a filter circuit, a detection circuit and a control circuit. By detecting the amplitude difference between the power grid voltage and the load voltage, the control circuit automatically switches the Buck working mode or the Boost working mode, and stable alternating current output in a wide input voltage range is achieved. The invention has the advantages of compact structure, high efficiency, fast response, small harmonic wave and the like, and is suitable for industrial and civil occasions with large-range fluctuation and frequent power grid voltage.

The invention discloses a matrix type temperature detection system and method based on temperature-sensitive diodes, the problems of complex wiring and large temperature drift of a traditional multi-node temperature measurement system are solved through M * N matrix layout, row and column time-sharing gating and constant current driving technologies, the system adopts an independent column constant current source to ensure the measurement consistency, and a high-precision ADC and a dynamic calibration algorithm are combined, so that the measurement accuracy is improved. And the precision of + / -0.2 DEG C is realized within the range of 50-150 DEG C. The method is particularly suitable for high-density temperature measurement scenes such as battery thermal management, electronic equipment overheating monitoring and the like.

The utility model relates to the technical field of fishing tackles, and discloses a fishing rod convenient to splice and extend, which comprises a mounting grip, an assembling upright post arranged at the front end of the mounting grip, an additional fishing rod arranged at the front end of the assembling upright post, and a connecting stud fixedly mounted at one end, close to the mounting grip, of the assembling upright post, according to the assembling structure, by arranging the assembling stand columns of the assembling structure, when the equipment is assembled, a certain number of assembling stand columns are selected according to the needed extending length, the multiple assembling stand columns are spliced end to end and then inserted into the front end of the mounting grip, and the assembling stand columns are connected through the connecting inserting grooves. The tail portion of the fishing rod is inserted into the connecting inserting groove formed in the front end of the assembling stand column, the assembling stand column is rotated and locked, then assembling is completed, and the fishing rod can be used in the follow-up process. The multiple assembling stand columns serve as extending components, and the extending length of the installed fishing rod is increased after the multiple assembling stand columns are assembled; the number of freely combined and assembled stand columns is more convenient to use.

The utility model relates to the technical field of biomimetic robots, in particular to a tensegrity biomimetic robot which comprises a first pressing rod, a second pressing rod, a third pressing rod, a fourth pressing rod, a fifth pressing rod, a sixth pressing rod, a plurality of drivers and a controller, the controller is located in the middle of a geometry formed by the pressing rods and electrically connected with the drivers, and inhaul cable assemblies are further installed between the drivers. According to the bionic robot, various forms can be changed, and the adaptability of the bionic robot is improved.

The application discloses a contact type regenerative combustor based on pure ammonia catalysis and a thermoelectric conversion system thereof, and the device comprises a body surrounded by an upper wall surface, a lower wall surface and a side wall surface, and the body is provided with a plurality of splitter plates and a tail gas baffle; the inner surfaces of the upper wall surface and the lower wall surface are coated with a perovskite catalyst layer; the outer sides of the upper wall surface and the lower wall surface are directly attached with thermoelectric modules, and the outer sides of the thermoelectric modules are provided with cooling plates. The application optimizes the flow field and enhances the disturbance through the splitter plates, guides the tail gas to preheat the mixed gas by using the baffle, and reduces the reaction activation energy by using the catalyst to assist combustion; the high-temperature tail gas directly heats the hot end of the thermoelectric module, and the liquid cooling plate maintains the low temperature of the cold end, thereby forming efficient thermoelectric conversion. The application has the advantages of compact structure, high thermal efficiency, effectively widened stable working range of ammonia combustion, and solved problems of small temperature difference, low efficiency and poor combustion stability of ammonia fuel of the existing combustor thermoelectric system.

The utility model belongs to the field of automobile manufacturing, and particularly relates to an integrated new energy air conditioner pipeline. The system comprises an air conditioner high-pressure pipeline, a liquid storage drying tank stop valve assembly, a battery pack high-pressure pipe and an air conditioner host high-pressure pipe, the air conditioner high-pressure pipeline is connected with an automobile compressor and the liquid storage drying tank stop valve assembly, the liquid storage drying tank stop valve assembly is provided with two pipelines, one pipeline is connected to the battery pack high-pressure pipe, and the other pipeline is connected to the battery pack high-pressure pipe. The other pipeline is connected to an air conditioner host high-pressure pipe; stop valves are arranged at two pipeline outlets of the liquid storage drying tank, and the two stop valves are arranged and fixed to the top of the liquid storage drying tank side by side to form an integrated structure with the liquid storage drying tank. Through the integrated design, the number of pipelines is optimized, the number of supports is reduced, the weight is reduced, the cost is reduced, and the assembly complexity and the manufacturing cost are reduced.

The invention relates to an array sensor-based stress field intelligent monitoring device and method, the device comprises a strain gauge, the strain gauge is connected with a detection box, the detection box comprises a box body, and a communication module, a power supply module, a processing module, a storage module and a data acquisition module which are arranged at the bottom of the box body, and the box body is also internally provided with a storage module; the communication module is used for being wirelessly connected with a mobile phone and a computer mobile terminal to realize wireless data transmission; the power supply module is used for supplying power to the detection device; the control module is used for receiving data of the strain gauges and performing real-time alarm when the damage level exceeds a threshold value through data processing; the storage module is used for realizing data storage; the data acquisition module is used for acquiring strain data and converting the strain data into stress data. The stress detection device is simple in structure, comprehensive in function and capable of working independently, and real-time monitoring, intelligent data processing, data storage, remote transmission and danger early warning of a local dangerous area are achieved through a single monitoring device.

The present application relates to the technical field of intelligent measurement, engineering surveying and mapping and three-dimensional digital modeling, and particularly relates to a high-precision controllable three-dimensional scanning site optimization method based on a genetic algorithm: the genetic algorithm is used to optimize the layout of three-dimensional scanning sites, and a high-precision, self-adaptive and efficient scanning scheme is realized. Compared with the traditional uniform station distribution method or the experience-based site selection method, the present method can dynamically adjust the sites according to the given error requirement, ensure the measurement accuracy, optimize the number of sites, improve the scanning efficiency and data integrity. Intelligent optimization calculation reduces manual intervention, improves the automation level of surveying and mapping, and can be widely applied to high-precision measurement of complex structures such as bridges, prefabricated buildings, steel structures and the like, and has high engineering popularization value and application prospect.

The patrol robot comprises a main body, a plurality of ultrasonic sensors, a panorama camera, a thermal image camera, a plurality of gas sensors and a UWB (Ultra Wideband) positioning following module, the main body comprises an upper assembly component and a moving component used for driving the upper assembly component to walk along the surface of a medium, and the moving component is used for driving the upper assembly component to move along the surface of the medium. The upper assembly component comprises an installation platform, an electric cabinet and an upper assembly shell, the ultrasonic sensors are fixed to the installation platform through front, rear, left and right installation supports respectively, the panorama camera is arranged on the upper side of the front portion of the upper assembly shell, the thermal image camera is arranged at the front end of the upper assembly shell, and a plurality of sensor fixing covers are arranged on the electric cabinet. The gas sensor is detachably mounted in the sensor fixing cover, and the UWB positioning following module is mounted in the upper mounting component. The patrol robot can replace human beings to carry out patrol operation, so that the personal safety of the human beings, especially police officers is guaranteed, and the patrol robot is diversified in function, reasonable in layout and suitable for autonomous patrol in various complex environments.

The application discloses application of monardocin in preparation of a drug for treating thymus injury, and finds through cell experiments and animal experiments that the monardocin can be used for relieving acute thymus injury, regulating secretion of inflammatory factors in thymus epithelial cells and subgroups thereof, and can increase the number of immune cells, especially can significantly increase the number of thymus cells and cells in each subgroup in sepsis newborn mice, the number of cells in each subgroup of thymus epithelial cells, and the number of T lymphocytes and cells in each subgroup of the spleen. The application first proves that the natural product monardocin can relieve acute thymus atrophy in sepsis newborn mice, thereby improving the immunity of the body, and provides a brand-new natural drug intervention strategy for acute thymus injury induced by sepsis.

The application discloses an egg white protein source peptide with the function of improving immunocompromise and application thereof, and belongs to the technical field of small molecule peptides. The egg white protein is subjected to enzymolysis by using a protease, and an albumin peptide is prepared by intercepting an enzymolysis product with a molecular weight less than 1000 Da, wherein the albumin peptide contains a tetrapeptide MSPF with the function of improving immunocompromise. Animal model function verification shows that the tetrapeptide MSPF and the albumin peptide containing the peptide segment can significantly improve immunocompromise, the number of macrophages is increased by 62.94%, the number of neutrophils is increased by 62.69%, and the content of interferon gamma is increased by 76.11%, thereby enhancing the immunity of the organism. The food-derived bioactive peptide has high biological safety. Therefore, the tetrapeptide MSPF or the albumin peptide containing the peptide segment can be applied to the preparation of medicines for improving immunocompromise or health care food for enhancing immunity, and has good market prospect and application potential.

The utility model discloses a mountainous river kiloton-grade heavy-weight frame pier type wharf structure. A frame pier type main body structure comprising at least two frame pier units is adopted; the lower portion of each frame pier unit is provided with a plurality of rock-socketed cast-in-place piles serving as a foundation. A cantilever type steel structure foundation is arranged at the upper part; a double-span bridge crane system is mounted on the cantilever type steel structure foundation; the frame pier type main body structure is provided with a layered mooring system of a plurality of mooring piers at different heights in the height direction, and the cantilever end of the cantilever type steel structure foundation extends to the position above a harbor basin. The wharf structure solves the problems that an existing wharf is insufficient in bearing capacity, low in loading and unloading efficiency, high in maintenance cost and the like under the conditions of large water head, high flow velocity and complex geology. The overall rigidity and stability are enhanced through a frame pier type main body structure, the loading and unloading efficiency is improved through a cantilever type steel structure foundation and a double-span bridge crane system, a layered mooring system adapts to large water level changes, and the horizontal load resisting capacity is optimized through inclined piles and rock-socketed cast-in-place pile foundations.

This invention belongs to the field of injection molding adhesive technology, specifically relating to an anti-seepage composite admixture, anti-seepage reinforced concrete for drainage pipes, and their preparation method. The composite admixture comprises the following raw materials in parts by weight: 1 part modified aliphatic sulfonate water-reducing agent, 0.15-0.25 parts lignin sulfonate water-reducing agent, and 0.8-1.2 parts expanding agent. The modified aliphatic sulfonate water-reducing agent is prepared by: preparing an emulsion using unsaturated acid anhydride, C14-C18 alkyl acrylate monomer, and emulsifier; simultaneously, preparing an initiator solution for later use; under an inert atmosphere, adding sulfites, formaldehyde (part 1), and water to a reaction vessel, raising the temperature, adjusting the pH, and controlling the temperature to add ketones and formaldehyde (part 2); adding formaldehyde (part 3), simultaneously adding the emulsion and initiator solution, and gradually increasing the temperature during the reaction. The modified aliphatic sulfonate water-reducing agent can stabilize small, closed bubbles, forming a uniformly distributed microbubble system. The three components in the composite admixture synergistically optimize the size, quantity, and distribution of bubbles.

The utility model relates to the technical field of photovoltaic supports, and discloses a wind-resistant ground anchor structure of a flexible photovoltaic support, which comprises a ground used for fixing the flexible photovoltaic support. The plurality of wind-resistant cable piles are fixedly connected to the top of the ground; the horizontal connecting rod is arranged at the tops of the multiple wind-resistant cable piles, and the multiple hinge blocks are installed on the two sides of the upper portion of the horizontal connecting rod; and one ends of the multiple wind-resistant cables are installed at the tops of the multiple wind-resistant cable piles, the other ends of the multiple wind-resistant cables are installed at the bottom of the horizontal connecting rod, and one ends of the two wind-resistant steel wire ropes are installed at the tops of the wind-resistant cable piles on the left side and the right side correspondingly. According to the utility model, transverse load is converted into axial force, multidirectional constraint is formed, stress concentration is prevented, the anti-overturning capability is improved, and the bending resistance of the whole structure of the bracket is enhanced.