18results about How to "More energy" patented technology

The invention discloses a biodegradable composite polylactic acid packaging bag and a preparation method thereof, belongs to the technical field of biodegradable materials, and aims to solve the technical problem that the mechanical property, heat resistance and biodegradation rate of a polylactic acid material in the prior art need to be further improved. The material comprises the following components in parts by weight: 90-100 parts of modified polylactic acid, 10-15 parts of modified starch, 15-20 parts of modified nanofiber, 4-8 parts of pigment and 5-7 parts of additive, and is prepared by taking the modified polylactic acid as a basic raw material, the modified starch and the modified nanofiber as reinforcing materials and the pigment and the additive as auxiliary additives. The mechanical strength and high temperature resistance of the packaging bag are effectively improved, and the biodegradability of the packaging bag is improved, so that the packaging bag better meets the requirements of express and logistics industries on biodegradable packaging materials.

The invention discloses an intelligent omni-directional ball recycling robot based on slam path planning and visual identification, and belongs to the technical field of intelligent robotics.In the ball recycling robot, a moving chassis is combined with a camera shooting assembly to move to a ball picking position, and then balls on the ground are clamped through a ball grabbing mechanism; the ball grabbing mechanism is used for grabbing balls and overturning and placing the balls into the ball storage mechanism, the ball storage mechanism ascends to the ball storage position or descends to the ball receiving position through the lifting mechanism, automatic ball picking of large balls such as volleyballs can be achieved, the ball grabbing mechanism grabs, overturns and picks up the balls, the ball storage mechanism ascends and descends in the moving process, and the ball picking efficiency is improved.

The invention relates to the technical field of new energy, in particular to a new energy storage method and device based on the high-efficiency conversion technology and a medium thereof.The method comprises the following steps that 1, feature data generated by new energy storage are collected through a sensor and a monitoring tool, and the feature data are stored into a database; the method comprises the following steps: step 1, acquiring various monitoring parameters of new energy storage performance to obtain various monitoring parameters for analyzing the new energy storage performance, step 2, analyzing the various monitoring parameters of the new energy storage acquired in the step 1 to obtain various indexes of the new energy storage performance, and step 3, evaluating the various indexes of the new energy storage performance analyzed in the step 2, the method comprises the following steps: step 1, obtaining a qualified coefficient of each index of new energy storage, step 2, carrying out comprehensive analysis on the qualified coefficient calculated in the step 3 to obtain a comprehensive index of the energy storage performance of the new energy, and step 5, carrying out man-machine interaction on the comprehensive index of the energy storage performance of the new energy obtained by the comprehensive analysis in the step 4. Through the high-efficiency conversion technology, new energy is converted into electric energy, and the utilization efficiency of the energy is improved.

The invention discloses an anti-oxidation high-strength glass fiber and a preparation method thereof, and relates to the technical field of glass fiber. The present invention uses glass fiber as raw material, first sequentially performs silver plating, deposition treatment, copper plating, and spraying treatment, obtains a foam conductive network structure containing piezoelectric particles, can convert sound into electric current, and then into a heat energy mode, dissipates it, and makes the glass fiber have sound insulation damping; then further modified using 2'-hydroxy-4' (3-methyl-2-buteneoxy) acetophenone, 2,3-dihydroxy-4-ethoxybenzaldehyde, phosphorus trichloride and decanoic acid, so that the surface has antioxidant properties, and effectively resists hydrolysis. The anti-oxidation high-strength glass fiber prepared by the present invention has the effects of sound insulation damping and long-lasting antioxidant.

The invention discloses an ultra-large wind power station and a construction method and a piston ring replacement method thereof, the wind power station rotates through a fan impeller, the fan impeller rotates to drive an air compressor in a cabin to work, high-temperature and high-pressure gas is produced, the high-temperature and high-pressure gas is input into an air energy storage tank to be temporarily stored, and according to the requirement of a power grid, the piston ring is replaced. Energy generated by the fan impeller and energy accumulated by the air energy storage tank are output at the same time, high-temperature and high-pressure gas rushes into the steam turbine and releases energy in the steam turbine, the steam turbine rotates to drive the generator to generate electricity, and high-quality electric energy is produced and connected with a power grid; the wind power station integrates energy obtaining, air compression, energy storage, power generation and power transformation, the wind power station adjusts the electric quantity at any time, the problem that serious time difference exists between the electric quantity produced by renewable energy and the electric quantity consumed by power consumers in China is revolutionarily solved, the wind power station is arranged for hundreds of thousands of square kilometers, and huge electric energy is produced. The method has the advantage of balancing the electrical load of the power grid.

The invention discloses a light and simple mechanical potato planting device and method in the technical field of agricultural planting, and the method comprises the following steps: 1, selecting and preparing a land, and carrying out deep ploughing and fine soil preparation by adopting a rotary cultivator 3-4 days before sowing, with the rotary tillage depth being 25-30 cm; 2, seed potatoes are prepared, and the cut seed potatoes are subjected to seed dressing treatment after being diced; 3, preparing a base fertilizer containing phoxim for preventing and treating underground pests; 4, a light and simple potato planting device is used for carrying out compartment opening and ridging, the sowing depth is accurately controlled, and when base fertilizer is applied, compound fertilizer is applied at intervals to seed potatoes, so that bud burning and seed rotting are avoided; 5, medium-term management, wherein 5-7.5 kg of urea is applied per mu according to the seedling condition for seedling lifting. The potato ridger is efficient and practical, manpower consumption of potato sowing, fertilizing and ridging is reduced through mechanical application, the structure of the ridging shovel is optimized, the planting efficiency and quality are improved, potato planting is simplified and efficient, labor intensity and planting cost are reduced, and the planting efficiency and quality are improved.

The utility model relates to a movable emergency lighting device which comprises a box body, a first lighting portion and a bearing box, two supporting plates are arranged on the box body and connected with the box body through a pushing structure, and an operation table is arranged in the box body. The first lighting part is fixedly connected to the supporting plate, the second lighting part is arranged at the top end of the first lighting part, arc-shaped limiting pieces are arranged on the two sides of the second lighting part, and the second lighting part is connected with the arc-shaped limiting pieces through limiting structures. The bearing box is fixedly connected to the bottom end of the box body in a semi-surrounding mode. A handrail is arranged at the upper end of one side of the bearing box. Supporting parts are arranged in the supporting grooves, and universal wheels are arranged on the two sides of the bottom end, the front end and the rear end of the bearing box. The LED lamp has the advantages that the limiting structure is designed, so that the rotating angle of the lighting part II can be adjusted to achieve the maximum lighting area coverage; and a pushing structure is designed, so that automatic operation of equipment can be realized, and convenience and rapidness are realized.

This utility model provides a self-regenerative oxygen-enriched burner, belonging to the technical field of combustion equipment. The self-regenerative oxygen-enriched burner includes a combustion chamber; side plates, which are bolted to the left and right ends of the combustion chamber; L-shaped tubes, which are fixedly connected to the left and right ends of the side plates; a heat storage body, which is fixedly connected inside the two L-shaped tubes; and a support, which is fixedly connected to the lower end of the combustion chamber. A reversing valve is connected to the support, and a connecting pipe connects the reversing valve to the L-shaped tubes. In this design, the heat storage body receives and stores heat transferred from high-temperature flue gas during combustion, and then uses this heat to subsequently heat the cold air or gas entering the combustion chamber, achieving efficient heat recovery and reuse, reducing energy waste, and improving combustion energy utilization efficiency.

The invention provides a battery system passive equalization control method and device, and relates to the technical field of energy storage system power management. The method comprises the following steps: acquiring the voltage of each single cell and identifying the highest single voltage of each battery module, wherein the highest single voltage is the maximum value of the voltage of the single cell in the corresponding battery module; when the highest monomer voltage of one of the plurality of battery modules reaches the charging cut-off voltage, performing stepping passive equalization on the battery module of which the highest monomer voltage reaches the charging cut-off voltage; obtaining the minimum value of the plurality of highest monomer voltages; whether the minimum value is larger than a preset value or not is judged, if yes, the stepping type passive equalization is completed and stopped, and if not, the stepping type passive equalization is not completed, and passive equalization continues until the minimum value is larger than the preset value. According to the invention, it is ensured that the short-plate capacity batteries in each battery module are fully charged, so that the available capacity of the system is maximized, the battery modules are balanced, and the overall performance and safety of the system are improved.

The present invention discloses a low-cost, high-precision resonant fiber gyroscope detection system driven by a wide-spectrum light source. The entire system includes an optical system, a signal detection system and a data recorder. The optical system includes a wide-spectrum light source, a spectroscopic device, a coupler, a piezoelectric ceramic phase modulator, a single-mode fiber ring resonator and a photodetector; the signal detection system includes a digital / analog conversion module, an analog / digital conversion module, a digital modulation module, a digital demodulation module, a low-pass filter module and a communication module. In the present invention, piezoelectric ceramics are used as phase modulators instead of lithium niobate electro-optical phase modulators commonly used in fiber gyros, and single-mode fiber ring resonators are used as sensitive elements instead of polarization-maintaining fibers. The signal detection system only needs to provide low-frequency modulation signals and can sample low-frequency signals, which greatly reduces costs and system complexity.

The invention provides a method for preparing a carbon source by reinforcing kitchen waste based on a Fe composite MXene material. According to the method, the Fe composite MXene material is added in the anaerobic fermentation process of the kitchen waste, so that the external electron transfer capability of indigenous bacteria of the kitchen waste can be enhanced by utilizing Fe (III) sites on the surface of the material, the decomposition effect of organic matters in the kitchen waste is improved, and the quality of an organic biological carbon source is improved. Fe (III) on the surface of the material can be reduced by microorganisms to generate Fe (II), and the Fe (II) is oxidized into Fe (III) again when the Fe (II) is in contact with air, so that cyclic utilization of Fe (III) / Fe (II) is realized. The Fe composite MXene material can replace a traditional functional microbial agent and organic matter decomposing enzyme, the fermentation period of the kitchen waste is shortened, the solubility COD of the organic biological carbon source and the volatile organic acid carbon source are improved, and the method has wide application prospects in the aspect of preparing the carbon source from the kitchen waste.

The invention discloses a feed for promoting fat metabolism of broiler chickens as well as a preparation method and application thereof, and solves the technical problem that part of broiler chickens in a farm are relatively slow in fat metabolism. Comprising 10 to 15 parts of rice bran, 8 to 10 parts of corn flour, 12 to 20 parts of cottonseed meal, 10 to 20 parts of wheat flour, 6 to 8 parts of soybean meal, 4 to 5 parts of vegetable oil, 2 to 3 parts of salt, 1 to 2 parts of fish meal, 8 to 10 parts of bone meal, 0.01 to 0.04 part of chitosan oligosaccharide, 0.01 to 0.02 part of bile acid, 0.01 to 0.03 part of bacillus licheniformis, 0.02 to 0.05 part of compound enzyme, 0.02 to 0.06 part of choline, 0.01 part of copper sulfate, 0.01 part of ferrous sulfate, 0.01 part of manganese sulfate and 0.01 part of zinc sulfate. The broiler feed provides comprehensive nutrition for broilers, promotes growth and development of the broilers, promotes fat metabolism of the broilers through the synergistic effect of the chitosan oligosaccharide, the bile acid, the probiotics, the compound enzyme and the vitamins, effectively reduces deposition of fat in the broilers, avoids excessive deposition of abdominal fat of the broilers, and is beneficial to health of the broilers.

The invention provides a composite additive and application thereof in mammalian cell culture, and relates to the technical field of cell culture, the composite additive comprises a pyrimidine nucleoside precursor, vitamin, amino acid, a TCA circulation intermediate product and metal ions; wherein the deoxyuridine is used as a pyrimidine nucleoside precursor and can promote cell DNA synthesis so as to improve the peak living cell density; pyridoxine hydrochloride and choline chloride synergistically regulate amino acid metabolism and enhance the antibody synthesis efficiency; magnesium is an activating agent of mitochondrial key enzymes such as pyruvate dehydrogenase and citrate synthase and can improve the ATP generation efficiency and provide more energy for antibody synthesis, alpha-ketoglutaric acid optimizes tricarboxylic acid circulation to supply energy, the cell activity in a low-iron environment is guaranteed, finally, multi-channel synergistic interaction is achieved, the cell density and the antibody yield are improved, and the product quality is improved. And the key quality attribute of the antibody is not changed. The technical problem that a culture medium in the prior art cannot coordinate the balance of cell density, antibody yield and charge heterogeneity in a low-iron environment is solved.

The invention relates to the field of obstetrics and gynecology midwifery, in particular to an obstetrics and gynecology midwifery auxiliary device which comprises a midwifery chair, a seat plate is fixedly installed on the upper surface of the midwifery chair, the rear end of the seat plate is rotationally connected with a lying plate through an arranged hinge, and a pushing and pressing mechanism is arranged above the lying plate. The front end of the seat plate is rotationally connected with a foot pad plate through an arranged hinge. Under the condition that a pregnant woman is not suitable for exerting force or does not have autonomous force during childbirth due to diseases, the abdominal wall of the pregnant woman is massaged, pushed and pressed in time through a rolling ball to assist childbirth, and the fetal head can be supported in different directions after being discharged out of the vaginal orifice through the supporting mechanism. The situation that the doctor has more energy to deal with the condition during delivery is affected by the fact that the pad is replaced in time by slightly upwarping the waist of the pregnant woman after the pad is soaked by a large amount of body fluid during delivery of the pregnant woman through the pad replacing mechanism, and therefore judgment of the doctor on the fetus traction position is affected is avoided.

The invention relates to an ammonia gas oxygen-enriched high-pressure combustion experiment system, which comprises an oxygen supply system for supplying a specific amount of pure oxygen; the compressed air supply system is used for providing compressed air; the air electric heater is used for preheating the mixed compressed air and pure oxygen; the ammonia gas supply system is used for supplying a specific amount of ammonia gas and mixing the ammonia gas with the preheated compressed air and pure oxygen gas; and the combustion chamber is used for reacting and combusting the ammonia gas, the compressed air and the pure oxygen mixed gas, and the side wall of the combustion chamber is further connected with the other strand of compressed air in the compressed air supply system, so that cooling and heat exchange are achieved. The device is compact and reasonable in structure and convenient to operate, and stable combustion and efficient utilization of ammonia gas under high-pressure and oxygen-enriched conditions are achieved by accurately controlling gas flow and pressure and adopting measures such as an oxygen-enriched combustion technology and a secondary cooling air system.

The telegraph pole anti-collision protective sleeve comprises a protective sleeve body movably arranged on a telegraph pole in a sleeving mode, and the bottom of the protective sleeve body is supported on the ground through hydraulic supporting legs; a sealing cavity is formed in the protective sleeve body, a fluid medium is filled in the sealing cavity, and the hydraulic supporting legs are communicated with fluid in the sealing cavity; a flow-limiting pressure relief hole communicated with fluid in the sealing cavity is formed in the protection sleeve body, and a pressure relief film is arranged in the flow-limiting pressure relief hole in a sealing fit mode; the vehicle impact protection sleeve body extrudes the sealing cavity, and a fluid medium in the sealing cavity enters the hydraulic supporting leg. The collision acting force of a vehicle acts on driving force to drive the hydraulic supporting legs to extend to push the protective sleeve body to move, sinking of a vehicle head is effectively restrained, buffering is provided through sinking force of the vehicle head, the hydraulic supporting legs and the protective sleeve body are in a mutual restraining state, the buffering effect is effectively improved, and harm caused by the head effect of the vehicle is reduced.

The invention provides a preparation method and an application method of a composite modified coal pitch binder, and relates to the technical field of coal pitch binder modification. The preparation method of the composite modified coal pitch binder comprises the following steps: firstly, selecting titanium boride as a template, coal pitch as a carbon source and potassium hydroxide as an activating agent; fully mixing the three components in proportion to obtain a mixture; carrying out high-temperature heating treatment on the mixture, and cooling to obtain a heat-treated mixture; then crushing, washing and drying to obtain a titanium boride-graphene oxide composite modifier, and adding the titanium boride-graphene oxide composite modifier into asphalt to prepare the titanium boride-graphene oxide composite modified coal asphalt binder. The titanium boride-graphene oxide composite modified coal pitch binder has the beneficial effects that the strength, sodium expansion resistance and structural stability of a carbon / graphite electrode are improved through a modification mechanism of the titanium boride-graphene oxide composite modified coal pitch binder, and carbon emission in the electrode preparation process is reduced, so that the ecological environment is protected.