17results about How to "High energy conversion rate" patented technology

This invention relates to the field of biotechnology, specifically disclosing a microalgal starch rich in resistant starch and its preparation method. Microalgae are cultured under nitrate-nitrogen or nitrogen-deficient (-N) conditions, with pure air or air containing CO2 introduced, and bicarbonate, glycolate, and glycerol supplemented as carbon sources, under continuous light conditions, allowing the microalgal cells to grow and accumulate resistant starch. The yield and content of the resistant starch prepared by this invention are significantly improved compared to uncontrolled conditions. The resistant starch yield is increased by 49–169% compared to uncontrolled conditions; the resistant starch production is increased by 49–278% compared to uncontrolled conditions; and the percentage of resistant starch in total starch (%TS) is increased by 32–134% compared to uncontrolled conditions.

The invention relates to the technical field of probiotics, in particular to intestinal tract source pediococcus acidilactici of Yanqu county in Tibet and fat reducing application thereof. The pediococcus acidilactici disclosed by the invention is preserved in the China General Microbiological Culture Collection Center on April 29, 2025, and the preservation number is CGMCC NO.34406; the strain has the characteristics of acid resistance, cholate resistance and stress resistance, and has high survival rate and planting efficiency; the strain is free of hemolysis, free of toxic factors and high in safety; the strain can secrete short-chain fatty acid and antibacterial peptide, inhibit pathogenic bacteria and promote intestinal barrier repair; short-chain fatty acid generated by metabolism of most of carbon water by the strain can be directly absorbed by intestinal epithelial cells, and can be used as an energy substance to replace partial glucose demand, so that the metabolism energy consumption is reduced, the energy conversion rate of feed is improved, the feed conversion is promoted, and the effects of reducing fat and weight and improving the non-alcoholic fatty liver disease are achieved.

The invention discloses an anti-lock axle generator which comprises a transversely-arranged cylinder and a supporting seat, the two ends of the cylinder are connected with the supporting seat through a front end plate and a rear end plate, a base is fixed to the bottom of the supporting seat, and integrated end plate cylinders are welded to the opposite faces of the front end plate and the rear end plate correspondingly. A shaft holding device is arranged on the barrel in a penetrating mode and connected with the two end plate barrels, a rotating shaft is fixed in the shaft holding device in a penetrating mode, a plurality of rotor discs are arranged on the outer surface, located in the barrel, of the shaft holding device in a layered mode, the rotor discs are located in cavities of the stator units, and a winding coil is arranged on the periphery of the bottom wall of the stator buckling cover. And a permanent magnet is mounted on the rotor disc. The device is wide in mounting environment adaptability range, can be flexibly mounted and dismounted in a limited space, and is simple in overall structure, convenient to use, high in power generation efficiency and high in energy conversion rate.

The present invention discloses a multi-phase winding of a permanent magnet motor stator. In the multi-phase winding, each phase winding is formed by connecting one coil or multiple coils, each coil includes a double-layer conductor element at the head end and a single-layer conductor element at the end and a plurality of intermediate double-layer conductor elements arranged between the two. The upper (or lower) conductors of all double-layer conductor elements are connected in sequence through the end conductors, and after being connected to the end element, the lower (or upper) conductors of all double-layer conductor elements are connected in reverse order. Each element corresponds to a stator slot, and there is an insulating medium between the upper and lower conductors of the double-layer conductor elements located in the same stator slot, and the number of stator slots spanned by adjacent elements in the same coil is the same. The winding of the present invention has the advantages of small leakage reactance, small conductive resistance, small heat loss, etc., which is of great significance to improving the power factor, efficiency and power density of the motor. The coil topology can be extended and expanded according to the number of stator slots, and the present invention is particularly suitable for multi-pole and multi-phase permanent magnet motors.

An end cover is fixed to the open end of a pump cavity in a sealed mode, a cam rotor is installed in the pump cavity, a front rotating shaft penetrates through a front rotating shaft hole in a sealed mode, is rotationally connected with the front rotating shaft hole and then stretches out of a pump body, and a rear rotating shaft is rotationally connected with a rear rotating shaft fixing groove. The upper scraping plate and the lower scraping plate are arranged in the pump cavity on the upper side and the lower side of the rotor shaft respectively and divide the pump cavity into a low-pressure cavity on the left side and a high-pressure cavity on the right side together with the rotor shaft, the front end of the upper scraping plate and the front end of the lower scraping plate are fixed to the inner wall of the pump cavity through the upper torsion spring and the lower torsion spring respectively, and the winding is embedded into the inner surface of the end cover or the inner wall of the bottom of the pump cavity. The permanent magnet pair is embedded in the surface of one side, close to the winding, of the rotor shaft, the rotor shaft rotates, the upper scraper and the lower scraper swing, and the free ends of the upper scraper and the lower scraper always abut against the peripheral face of the rotor shaft to scrape fluid on the surface of the rotor shaft. The power generation device is compact in structure, high in efficiency and capable of achieving mutual conversion among electric energy, mechanical energy and hydraulic energy, and has good application and popularization value.

The application discloses a kind of multi-flexible body coupling damping structure vibration measurement and control device, comprising: multi-flexible body damping structure, vibration detection part, electromagnetic energy conversion part, vibration excitation part and drive control part;Multi-flexible body damping structure includes upper layer flexible beam coupling body, middle layer body and lower layer flexible beam coupling body, top support plate is connected with upper layer flexible beam coupling body, bottom support plate is connected with lower layer flexible beam coupling body, middle layer body is connected with upper layer flexible beam coupling body and lower layer flexible beam coupling body respectively;Piezoelectric driver and piezoelectric sensor are pasted on first flexible beam, first flexible beam and vertex support, first flexible beam and square support, square support and second flexible beam are all connected by right-angle support.Vibration generator makes device produce vibration, vibration signal is acquired using piezoelectric sensor and acceleration sensor, vibration control under the structure of multi-flexible body coupling is detected, and it is applied to the field of vibration measurement and control of flexible multilayer architecture.

The utility model relates to a secondary plastic package stacked crystal type optical coupler packaging structure, which comprises a first guide pin, a second guide pin and a third guide pin, the second guide pin is adjacent to the first guide pin; the photoelectric unit is arranged on the first guide pin; the light-transmitting insulating block is arranged on the photoelectric unit; the light-emitting unit is arranged on the light-transmitting insulating block; and the light-reflecting colloid covers the photoelectric unit, the light-transmitting insulating block and the light-emitting unit.

This disclosure relates to an energy storage method and system based on carbon dioxide chemical conversion, comprising: capturing CO2 generated by a power generation module using a capture module; subjecting the CO2 from the capture module to plasma treatment with carbon materials in a CO2 decomposition module to produce CO-containing product gas; using the product gas for the synthesis of chemical products and / or fuels; or sending the product gas into the power generation module; and transmitting the electrical energy generated by the power generation module to the power grid and / or the CO2 decomposition module; wherein the carbon materials include one or more of biomass, biochar, activated carbon, hydrothermal carbon, and coal. The method of this disclosure converts carbon materials and CO2 into CO as a medium for storing grid electricity. When the grid requires electricity, the separated CO is used for ignition or power generation, providing fuel for the cold start of coal-fired power boilers, or enabling rapid start-up of coal-fired power boilers under low load. When the grid does not require electricity, the product gas is used for the synthesis of chemical products, thus playing a role in peak shaving and valley filling.

This application discloses a DAB converter and its driving control method. The method includes: obtaining the voltage transfer ratio based on the input voltage and output voltage of the DAB converter; obtaining the feedforward power based on the input voltage, voltage transfer ratio, and output current of the DAB converter; obtaining the primary-to-secondary side shift ratio based on the input voltage, output voltage, voltage transfer ratio, input current, and feedforward power of the DAB converter; obtaining the primary-side inward shift ratio and the secondary-side inward shift ratio based on the voltage transfer ratio, feedforward power, and the primary-to-secondary side shift ratio; and driving the DAB converter based on the primary-side inward shift ratio, the secondary-side inward shift ratio, and the primary-to-secondary side shift ratio. This invention optimizes the values ​​of the primary-side inward shift ratio, the secondary-side inward shift ratio, and the primary-to-secondary side shift ratio using relevant parameters of the DAB converter to achieve precise driving control of the DAB converter. By adjusting the control parameters of the DAB converter, the soft-switching range can be expanded, current stress reduced, and light-load efficiency improved, while significantly increasing the system's energy conversion rate.

The application discloses an organic-alloy composite graphite felt and a preparation method and application thereof, and comprises the following steps: preparing pretreated graphite felt; preparing precursor graphite felt by reacting triphenylphosphine-copper hydride hexamer and silver trifluoromethanesulfonate; reacting the precursor graphite felt with ammonia water and an organic reducing agent solution, and performing multi-step freeze drying to obtain the organic-alloy composite graphite felt. By constructing a unique organic-alloy composite structure on the graphite felt substrate, the active site density of the electrode surface is effectively increased, and the activation energy of the vanadium ion redox reaction is greatly reduced. Through complexation reaction, the phosphorus-containing compound and the carboxylic acid-containing compound are combined on the graphite felt and V 2+ The electrostatic attraction forms an ion cluster body with vanadium ions as the core, hinders the V 2+ agglomeration to form a precipitate, inhibits the generation selectivity of the precipitate, improves the thermal stability of the electrolyte, and further improves the battery efficiency.

The utility model relates to the field of sodium iodide production, and discloses a novel sodium iodide vacuum drying device which comprises a fixed seat and a butt joint barrel, a storage barrel is rotatably mounted on the inner wall of the fixed seat, the bottom end of the butt joint barrel communicates with a discharging pipe, and a rotating frame is welded to the bottom end of the butt joint barrel; two adjusting rods are rotatably connected to the surface of the rotating frame, the two adjusting rods are symmetrically distributed with the rotating frame as the axis, sliding blocks are rotatably installed at the ends, away from the rotating frame, of the adjusting rods, and the top of the butt joint barrel is movably connected with the bottom end of the storage barrel. A butt joint barrel is installed at the bottom end of a storage barrel through a rotating frame, the bottom end of the butt joint barrel communicates with a discharging pipe, the rotating frame is rotationally connected to the bottom end of the butt joint barrel, an adjusting rod is rotationally installed at one end of the rotating frame, and a sliding block is rotationally connected to one end of the adjusting rod; therefore, the processing materials discharged from the bottom end of the material storage barrel can be received by means of the butt joint barrel, and the processing materials are conveyed into a proper container through the discharging pipe.

The utility model relates to the technical field of charging devices, and discloses a multi-point quick charging device, which is used for charging intelligent beads and comprises a base, three annular areas are nested on the top surface of the base and are respectively a wired charging area, a wireless charging area and a wired charging area from inside to outside, a plurality of electric contact points are arranged in the wired charging area, each electric contact point is used for charging a single intelligent bead, and the wireless charging area is used for charging a plurality of intelligent beads at the same time. The multi-point quick charging device can charge the whole intelligent bracelet or intelligent necklace without disassembling the intelligent beads, and is convenient to operate and better in practicability.

The application discloses an organic-alloy composite graphite felt and a preparation method and application thereof, and comprises the following steps: preparing pretreated graphite felt; preparing precursor graphite felt by reacting triphenylphosphine-copper hydride hexamer and silver trifluoromethanesulfonate; reacting the precursor graphite felt with ammonia water and an organic reducing agent solution, and performing multi-step freeze drying to obtain the organic-alloy composite graphite felt. By constructing a unique organic-alloy composite structure on the graphite felt substrate, the active site density of the electrode surface is effectively increased, and the activation energy of the vanadium ion redox reaction is greatly reduced. Through complexation reaction, the phosphorus-containing compound and the carboxylic acid-containing compound are combined on the graphite felt and V 2+ The electrostatic attraction forms an ion cluster body with vanadium ions as the core, hinders the V 2+ agglomeration to form a precipitate, inhibits the generation selectivity of the precipitate, improves the thermal stability of the electrolyte, and further improves the battery efficiency.

The application relates to an energy recovery method, an energy recovery device, a vehicle controller and a vehicle. The method comprises the following steps: firstly, acquiring road condition information of a target vehicle on a preset future running section; then, determining an electric quantity cooperative recovery strategy of the target vehicle based on the road condition information and a current driving mode of the target vehicle; and finally, recovering energy when the target vehicle drives on the future running section according to the electric quantity cooperative recovery strategy. The method can recover energy through different electric quantity cooperative recovery strategies according to different road condition information and current driving modes, so that the adaptability of the target vehicle during energy recovery is higher, and the energy utilization rate of the target vehicle is improved, and the energy conversion rate is higher.

The application discloses a compressed tail gas energy storage power generation system with synergistic tail gas dehydration treatment and application thereof. The system comprises a tail gas compression and conveying unit, a tail gas compression injection and extraction unit, an output gas condensation and dehydration unit and a multi-stage expansion power generation unit connected in sequence; the output gas condensation and dehydration unit comprises a first condensation and dehydration device and a second condensation and dehydration device; the multi-stage expansion power generation unit comprises a first expansion power generation device and a second expansion power generation device; a heat source inlet of the first condensation and dehydration device is connected with the tail gas compression injection and extraction unit, and a heat source outlet is connected with a heat source inlet of the second condensation and dehydration device; a cold source inlet of the first condensation and dehydration device is connected with the first expansion power generation device, and a cold source outlet is connected with the second expansion power generation device; a heat source outlet of the second condensation and dehydration device is connected with the first expansion power generation device, and a cold source inlet is connected with the second expansion power generation device. The system realizes the cyclic utilization of cold and heat energy, and improves the energy conversion rate and energy utilization rate.

This invention discloses an application and equipment for hydrogen production via water electrolysis using a sheet-like molybdenum carbide catalyst, relating to the field of chemical technology. The equipment includes an electrolyzer with two electrode plates inserted inside. Each electrode plate has several diamond-shaped protrusions evenly distributed on its surface. The two electrode plates are positioned opposite each other as a cathode and anode. Multiple layers of mesh are arranged inside the electrolyzer near the two electrode plates. Through these structural optimizations, the current distribution and ion conduction paths are optimized, significantly improving the overall reaction efficiency and energy conversion rate for hydrogen production via electrolysis. This reduces the stress on the electrolyzer end plates and sealing structure, enhances the structural stability, sealing reliability, and durability of the equipment under long-term high-pressure operation, reduces maintenance requirements, significantly shortens equipment downtime for maintenance, lowers operating costs, and simultaneously ensures precision and airtightness after each assembly.

The invention relates to the technical field of ceramic material preparation, in particular to a sodium bismuth titanate-based lead-free ceramic material, a preparation method and application, Sr1 / 2Nd1 / 3 (Mg1 / 3Nb2 / 3) O3 doping substitution is performed in (1-x) Bi0. 5Na0. 5Ti03-xSr1 / 2Nd1 / 3 (Mg1 / 3Nb2 / 3) O3, or Nd3 + / (Mg2 / 3Nb1 / 3) 3 + doping substitution is performed in (1-x) (0.7 Bi0. 5Na0. 5Ti03-0.3 SrTiO3), so that the long-range ordered ferroelectricity is destroyed, the relaxation behavior of the ceramic is enhanced, and the dielectric temperature stability of the ceramic material is improved. The sodium bismuth titanate-based lead-free ceramic material with a wide dielectric temperature range and high frequency stability is obtained under the conditions of relatively high dielectric constant and extremely low dielectric loss, and the prepared ceramic material has the characteristics of high breakdown voltage resistance, high energy storage density and excellent dielectric temperature stability, can stably work in severe environments such as high temperature and high electric field, and has wide application prospects. And the method is suitable for a high-pulse power system. The problems that in the prior art, a sodium bismuth titanate-based ceramic material is high in dielectric loss, low in energy storage density, low in energy storage efficiency and narrow in working temperature zone are solved.