18results about How to "Guaranteed output efficiency" patented technology

The utility model provides a coupling blending combustion system for crushing, screening and conveying biomass, and relates to the technical field of biomass energy. The system comprises a loading machine, a shredding machine, a rolling screening feeding belt and a rolling screen, the loading machine is used for loading biomass materials and loading the biomass materials into the shredding machine from the feeding end of the shredding machine, primary crushing is achieved through the shredding machine, and primary screening is achieved through the rolling screen; the system further comprises a chain plate belt, a winnowing belt, a winnowing fan, a pulverizer, a centrifugal suction fan, a dust remover, a cyclone separator, a rotary feeder, a conveying pipeline, a Roots blower and a biomass burner, biomass materials are conveyed into the biomass burner through the conveying pipeline by the Roots blower, secondary screening is achieved by the winnowing fan, and secondary crushing is achieved by the pulverizer. The primary crushing and screening system and the secondary crushing and screening blending combustion system are combined to ensure that biomass materials entering the furnace are clean, the winnowing rate of rotten soil, dust, stones, clods and iron blocks in the biomass materials reaches 85% or above, and the combustion efficiency is improved.

The invention discloses a photovoltaic module real-time health state monitoring system, which relates to the technical field of health monitoring and comprises a photovoltaic module information acquisition module, a battery piece hot spot analysis module, a battery piece history analysis module, a bypass diode analysis module, a photovoltaic module maintenance processing module and a local database, according to related data of the photovoltaic module, the battery piece area with the hot spot problem in the photovoltaic module is screened, the bypass diode, needing to be maintained, of the photovoltaic module is detected, the battery piece area with the hot spot problem of the photovoltaic module is maintained in time, the output efficiency of the photovoltaic module is guaranteed, and meanwhile the maintenance efficiency of the photovoltaic module is improved. The occurrence rate of irreversible damage to a fault cell area of the photovoltaic module is also reduced, and the bypass diode is timely overhauled, so that the service life of the photovoltaic module is prolonged.

The invention discloses a sterilizing refrigerator. The sterilizing refrigerator comprises a refrigerating chamber, wherein an ozone sterilizing device is arranged in the refrigerating chamber; the ozone disinfection device comprises an ozone generating device and a catalyst module, the catalyst module is used for being matched with the ozone generating device to generate hydroxyl free radicals and oxygen free radicals, and the ozone disinfection device has the advantages that the ozone disinfection device can generate ozone, and the generated ozone can react with the catalyst module; and hydroxyl radicals and oxygen radicals are generated, and the hydroxyl radicals and the oxygen radicals can destroy nucleic acid and protein structures in bacterial cells so as to achieve the purpose of killing bacteria, so that the concentration of ozone in the refrigerator is reduced, and the hydroxyl radicals and the oxygen radicals with stronger sterilization effects are obtained. The technical effects that the sterilization efficiency in the refrigerator is improved, and the safety of the sterilization process is guaranteed are achieved.

The present invention belongs to the field of cabling machine monitoring and involves data analysis technology. It is used to solve the problem that the online monitoring method of the cabling machine in the prior art cannot combine the operation data, output data and quality inspection data of the cabling machine to optimize the setting of the traction parameters and twisting parameters of the cabling machine. Specifically, it is an online monitoring method and system based on the cabling machine, including an online monitoring platform. The online monitoring platform is communicatively connected with a real-time monitoring module, a production and quality analysis module, a parameter analysis module and a storage module; the real-time monitoring module is used to perform real-time monitoring and analysis on the operation status of the cabling machine; the production and quality analysis module is used to evaluate and analyze the output and quality of the cabling machine; the present invention can perform real-time monitoring and analysis on the operation status of the cabling machine, feedback the degree of the operation status of the cabling machine through the real-time coefficient, and timely issue an early warning when an operation abnormality occurs to avoid safety accidents caused by the operation of the cabling machine in an abnormal state.

The application provides an LED straight tube lamp, comprising: a lamp tube, the lamp tube comprising a diffusion coating covering the inner circumferential surface of the lamp tube; a lamp cap arranged at one end of the lamp tube; a lamp plate arranged in the lamp tube, the lamp plate being provided with a light source; a power supply, the power supply being in electrical communication with the light source through the lamp plate, the power supply comprising a circuit board and a power supply module arranged on the circuit board; the lamp plate is a flexible circuit board or a flexible substrate, the lamp plate having a part fixed on the inner circumferential surface of the lamp tube and a part located at both ends of the lamp plate and not fixed on the inner circumferential surface of the lamp tube, wherein the part not fixed on the inner circumferential surface of the lamp tube forms a free part, one end of the free part is deformed by being contracted towards the inside of the lamp tube, and the free part is directly welded to the circuit board of the power supply, the free part being an integral part of the flexible circuit board or the flexible substrate.

The present invention relates to the field of vehicle control technology, and discloses an intelligent automobile cold start control method, comprising the following steps: step S101, when the temperature of a fuel cell stack is less than a first temperature threshold, entering step S102; step S102, generating a characteristic matrix; step S103, inputting the characteristic matrix into a first control model, and outputting an opening adjustment value of an electromagnetic hydrogen exhaust valve and a speed adjustment value of an air compressor; step S104, when the output voltage of the fuel cell stack is greater than or equal to a voltage threshold, entering step S105; step S105, generating a characteristic sequence; step S106, inputting the characteristic sequence into a second control model, and outputting an output power adjustment value of a power battery; step S107, when the temperature of the fuel cell stack is greater than or equal to a second temperature threshold, the vehicle cold start ends; the present invention can dynamically adjust the vehicle through the first control model and the second control model, thereby ensuring the output stability and efficiency of the entire fuel stack and improving the vehicle cold start speed.

The utility model discloses a photovoltaic conversion assembly, a photovoltaic AC assembly and a photovoltaic system, and relates to the field of photovoltaic technology, and the photovoltaic conversion assembly comprises a micro inverter and a micro storage unit. The output end of the micro inverter is provided with a first connecting terminal and a second connecting terminal, the first connecting terminal is used for being connected with an adjacent photovoltaic module in parallel, and the second connecting terminal is used for being connected with electrical equipment or a grid-connected system; and the micro storage unit is connected with the micro inverter. According to the photovoltaic conversion assembly provided by the invention, direct grid connection can be realized through the second connecting terminal at the output end of the micro inverter without accessing an alternating current main cable, and meanwhile, direct current of the photovoltaic assembly can be stored through the micro storage unit, so that when the photovoltaic assembly does not generate power, the direct current can be saved; and the micro storage unit can convert the direct current into alternating current through the micro inverter for grid connection, so that the output efficiency of the photovoltaic system is ensured, and the stability of the photovoltaic system is improved.

The invention provides an image data cutting method and device, electronic equipment and a storage medium, and relates to the technical field of image processing, and the method comprises the steps: obtaining a to-be-processed image which comprises a target region and a non-target region; under the condition that the size of the target area is smaller than a preset threshold value, the to-be-processed image is cut based on the non-target area, an initial cut image is obtained, the initial cut image comprises the target area and an adjacent area corresponding to the target area, the size of the initial cut image is larger than or equal to the preset threshold value, and the adjacent area is located in the non-target area; and based on the position data of the adjacent region and the target region, carrying out data unloading on the initial cut image to obtain a target cut image. According to the invention, the limitation of hardware on the cutting size can be overcome, and cross-VO channel cutting is realized.

The invention discloses an AC / DC high-voltage and low-voltage shared motor, which relates to the technical field of motors and comprises a motor body, and the motor body comprises a rear shell, a stator ring, a coil assembly, a rotor assembly, an intermediate shaft, a low-voltage electric brush assembly, a high-voltage electric brush assembly, a first commutator, a second commutator and two fixing frames. Wherein an identification circuit used for identifying the high-voltage and low-voltage power supply is arranged in the rear shell. The motor can adapt to alternating-current, high-voltage and direct-current and low-voltage alternating-current and direct-current, so that the motor can adapt to various power supplies, the application range of the motor is widened, meanwhile, the motor is provided with two different rotors, namely the outer ring sleeve and the inner ring sleeve, the outer ring sleeve is used at high voltage, and the inner ring sleeve is used at low voltage; (if the same rotor is used, a low-voltage power supply may not drive the rotor, or the rotating speed of the rotor is lower than that of the rotor under a high-voltage power supply), so that the output efficiency of the invention is ensured.

A stator core, a birotor motor and a clothes dryer, the stator core comprises a plurality of outer stator wire slots and a plurality of inner stator wire slots, the outer stator wire slots and the inner stator wire slots are formed by separating a plurality of tooth parts uniformly distributed on yoke parts, and the extension directions of the tooth parts on the two yoke parts are opposite. The plurality of inner stator wire slots are used for accommodating stator windings to form an inner magnetic field, the plurality of outer stator wire slots are used for accommodating stator windings to form an outer magnetic field, and at least one yoke part is provided with a magnetic resistance structure used for inhibiting mutual interference between the inner magnetic field and the outer magnetic field. According to the utility model, on the premise of ensuring the output stability and efficiency of the double-rotor motor, the distance between the outer stator wire duct and the inner stator wire duct can be reduced, so that the outer diameter of the stator core is reduced, the size of the stator is reduced, and the size of the double-rotor motor is smaller; therefore, the double-rotor motor is suitable for a clothes dryer and other scenes with high volume requirements, and the equipment compactness is improved.

The utility model relates to solar cell technical field discloses a solar cell piece and battery assembly. Solar cell piece includes: semiconductor substrate, a plurality of first grid lines and a plurality of second grid lines, at least one surface of semiconductor substrate includes a plurality of electrode areas along first direction extension and along second direction interval arrangement, first direction and second direction are perpendicular, at least partial first grid line interval arrangement in a plurality of electrode areas, second grid line and electrode area intersection form several intersection points, and the filling grid of the area greater than the intersection point area is arranged at least partial intersection point. The utility model sets up first grid line in partial electrode area, and first grid line interval arrangement, evenly collects the current in semiconductor substrate, reduces the number of first grid line, reduces the cost, sets up the filling grid at the intersection point of second grid line and electrode area, strengthens the connection strength of grid line electrode and solder strip, guarantees the reliability of current collection and export, improves the photoelectric conversion efficiency of solar cell.

The present invention discloses a radio frequency power amplifier for vehicle networking communication, comprising an input four-way differential phase shift distribution and bias network, a first differential double-stacked amplifier, a second differential double-stacked amplifier, a third differential double-stacked amplifier, a fourth differential double-stacked amplifier, an inter-stage four-way differential matching and bias network, and an output four-way differential phase shift synthesis and bias network. The core architecture of the present invention adopts the high power and high gain characteristics of the double-stacked amplification network composed of field effect tubes in the radio frequency microwave band, and at the same time utilizes the good parasitic parameter suppression of the differential amplifier in the microwave frequency band, combined with the good power back-off efficiency characteristics of the double-stage Doherty drive amplification structure, so that the entire power amplifier obtains good high gain, high back-off efficiency and high power output capability.

The application discloses a kind of integrated overcurrent, overtemperature and transient suppression protection function circuit, can realize the transient current suppression of overcurrent, short circuit, overtemperature and other fault protection and high voltage power-on simultaneously, and the circuit integration is high. High-voltage loop current sampling is carried out using resistance sampling and two-stage sampling circuit of voltage division after triode triggering, which can effectively reduce high-power interference noise and component selection difficulty, reduce product size, improve the anti-interference ability and reliability of full-bridge inverter circuit. Using multi-triode temperature protection scheme, single-point to multi-point temperature monitoring protection can be realized, which effectively reduces the circuit complexity of multi-point temperature monitoring, improves the universality of the circuit, and can realize automatic locking of circuit failure, effectively preventing fault trigger jitter problem. The application uses power resistor and MOSFET to combine soft control signal and power-on signal, to realize the switching of high-voltage input circuit through and current limiting, to ensure the output efficiency of the product while realizing the transient overcurrent suppression of high-voltage power-on.

The invention discloses a nanocrystalline material selection method, system and equipment for a magnetic coupler and a medium. The method comprises the following steps: acquiring parameter requirements of the magnetic coupler; according to the parameter requirements of the magnetic coupler, determining the optimal overlying parameter, the optimal thickness, the optimal electric conductivity and the optimal magnetic conductivity of the nanocrystalline material; and selecting the nanocrystalline material of the magnetic coupler according to the determined optimal overlying parameter, the optimal thickness, the optimal electric conductivity and the optimal magnetic conductivity. According to the method, the system, the equipment and the medium, the most suitable nanocrystalline material can be selected.

The invention provides a steam generator and a furnace body thereof, and belongs to the heat energy engineering technology. The technical problems that in the prior art, the heating efficiency is low, and the steam output amount and the output steam temperature are limited are solved. The furnace body comprises a box body, a hearth of the box body is internally provided with a steam passing generation pipeline in an axial spiral shape, the steam passing generation pipeline comprises a spiral section in an axial spiral shape, coil pipe units are further arranged at the two ends of the spiral section respectively, and each coil pipe unit comprises a plurality of coil pipe sections which are distributed in the axial direction and are in a radial spiral shape and hollow. An axial channel is formed in the center of the coil pipe section, a columnar combustion head is arranged on the inner side of the passing water vapor generating pipeline, flame distributed at the periphery of the columnar combustion head by 360 degrees acts on the spiral section and the coil pipe unit at at least one end, the columnar combustion head is connected with one end of the box body, and a smoke outlet is formed in the other end of the box body. The steam generator has the advantages of high heating efficiency, stable steam output efficiency, self-inspection design, safety mechanism and the like.

This invention provides a high-order harmonic generation device based on four-aperture mirrors, comprising: a driving laser module, a first aperture mirror, a second aperture mirror, a first beam collector, a focusing mirror, a gas target, a third aperture mirror, a second beam collector, a fourth aperture mirror, a third beam collector, a metal film, a vacuum cavity, and a vacuum module. The first aperture mirror, the second aperture mirror, the focusing mirror, the gas target, the third aperture mirror, the fourth aperture mirror, and the metal film are disposed within the vacuum cavity. Through the synergistic effect of the four aperture mirrors, ring shaping, two-stage spatial filtering and efficient separation of the driving laser, as well as lossless transmission of high-order harmonics are achieved. This not only successfully attenuates the hundred-watt-level driving laser by more than a thousand times, solving the problem of optical component damage under high power; but also ensures high-throughput output of high-order harmonics while achieving efficient separation. The generated harmonic spectrum has a wide range and a small divergence angle, making it ideal as a light source for time-resolved pump-probe experiments.

The invention discloses a multi-station laser engraving machine, belonging to the field of laser engraving machines, comprising a base, a surrounding frame is evenly fixedly installed on the top of the base, and also comprising: an air suction component, the air suction component comprises air suction holes evenly opened on the bottom of the surrounding frame, a fixed pipe is fixedly installed on the bottom of the base, a fan is fixedly installed on the inner wall of the fixed pipe, and a transverse pipe is evenly fixedly installed on the outer wall of the fixed pipe, each group of the transverse pipes is fixedly installed on the bottom of the base, and each group of the air suction holes is connected with the inner cavity of the adjacent transverse pipe; the generated dust and smoke can be quickly cleaned and collected, the situation that the engraving pattern is blurred due to the appearance of dust and smoke can be avoided, the appearance and clarity of the finished product can be effectively improved, and the concentration of the laser can be improved, and the engraving effect can be improved, so as to effectively improve the quality of engraving.

The utility model provides a glass carrier opening and clamping technology, and particularly relates to the field of glass vertical transmission automatic production lines in the liquid crystal panel industry. Comprising a bearing object, a mechanism fixing plate, a pneumatic sliding table and a clamp opening structure, and the bearing object comprises a bearing object guide block and a bearing object glass clamping piece; the clamp opening structure comprises a rotary support seat, a guide unit, a clamp opening unit and a pneumatic sliding table which are installed on the mechanism fixing plate, and the clamp opening unit and the guide unit are connected to the pneumatic sliding table through the rotary support seat. According to the clamp opening device, the pneumatic sliding table is matched with the two springs, self-adaptive alignment at a certain angle can be achieved, the movement track of the clamp opening execution piece is a curve, and the clamp opening device has the advantages of being high in error-tolerant rate, simple in clamp opening action, stable in clamp opening, high in clamp opening speed and the like.