13results about How to "Precise power control" patented technology

The invention relates to the technical field of fermentation, in particular to a dough fermentation temperature control device which comprises a fermentation box, a heating device, a cooling device, a rotating shaft, a dough bearing disc and a dough elasticity detection device. Judging whether the initial heating power of the heating device needs to be adjusted according to the fermentation temperature rise slope comparison result to obtain second heating power; according to the fermentation temperature comparison result, whether a cooling device is started or the current fermentation dough temperature is detected or the fermentation dough continues to be heated with second heating power is judged; judging whether the volume of the fermented dough needs to be detected or not according to the fermentation temperature comparison result; and adjusting the second heating power according to the volume growth curve comparison result to obtain second constant heating power. By measuring the temperature, the volume and the elasticity of the dough, the fermentation temperature in the fermentation process is adjusted, so that the dough fermentation accuracy is ensured.

The invention discloses a control device and method for an anti-unmanned aerial vehicle jammer, and the method comprises the steps: enabling a radar system to scan a set air area, and obtaining the time period, distance and movement track of an unmanned aerial vehicle invading the air area; the spectrum analysis module is used for carrying out full-band scanning on the air radio signal and recording a spectrogram in the whole frequency band; the interference identification module identifies and separates the local highest signal intensity value in the same time period from the spectrogram as the target intensity, and the peak frequency corresponding to the local highest signal intensity value as the target frequency; the radio frequency front end adjusts the radio frequency of the directional transmitting antenna in real time according to the target frequency, and adjusts the radio frequency power of the directional transmitting antenna in real time according to the target intensity and the distance of the unmanned aerial vehicle; the omni-directional rotating device carries a directional transmitting antenna according to the motion trail to transmit interference electromagnetic signals to a dynamic directional area where the unmanned aerial vehicle is located. According to the invention, accurate interference on the unmanned aerial vehicle is realized, and the problem of space electromagnetic pollution is avoided while the airspace safety is guaranteed.

The invention relates to vibrating diaphragm direct welding equipment and a vibrating diaphragm direct welding method for a moving coil and flat plate combined earphone. The equipment comprises a solder smearing mechanism, an image positioning mechanism, a laser source, a galvanometer mechanism, a spraying mechanism, a displacement mechanism, a controller and other key components. In the welding process, the device accurately recognizes the position of the metal ring through the image positioning mechanism, laser welding of a welding hole in the metal ring and laser cutting of a vibrating diaphragm base material outside the metal ring are achieved at the same time in one-circle scanning through the laser source and the galvanometer mechanism, and the size of the cut metal ring is equal to that of the vibrating diaphragm base material; complex steps and errors caused by independent positioning of the vibrating diaphragm in the prior art are avoided. The high-precision processing capability of the equipment ensures the precision and consistency of diaphragm manufacturing, and the production efficiency and the product quality are improved.

The utility model belongs to the technical field of precooking equipment, and particularly relates to automatic precooking equipment capable of regulating and controlling taste and texture of canned loquats, which comprises a working table, supporting columns are arranged at four ends of the bottom of the working table, a device box is arranged on the working table, a charging barrel is mounted in the device box, the side wall of the charging barrel is of a hollow net structure, and the supporting columns are arranged on the supporting columns. Rotating shafts are rotatably connected to the left side and the right side of the charging barrel, one end of each rotating shaft is connected with an output shaft of the motor, first stirring blades and second stirring blades are arranged on the rotating shafts, a feeding hopper is arranged at the top of the device box, a discharging opening is formed in the bottom of the device box, and the feeding hopper and the discharging opening are both communicated with the charging barrel. According to the loquat pre-cooking device, the loquats are fully turned over and uniformly heated through the first stirring blades, water with higher heat at the bottom forms convective heat transfer through the second stirring blades, and each loquat is pre-cooked under the similar heat condition.

The utility model provides a kind of micro-nano ozone oxidation wastewater treatment device, it is related to wastewater treatment technical field, including cabinet, the two sides inner wall of cabinet are uniformly connected with two trapezoidal long plate, the top inner wall of cabinet and the bottom of trapezoidal long plate are equally spaced and installed with ultraviolet lamp, the two side walls of cabinet and located above trapezoidal long plate are all equipped with square hole, the side wall of cabinet and located at square hole are all fixedly connected with ring plate.The utility model in the present application, liquid pump drives wastewater circulation, reciprocating flow in cabinet by liquid suction pipe and liquid outlet pipe, cooperate trapezoidal long plate guide, wastewater spreads on the plate and flows, ultraviolet lamp irradiates from top, plate bottom multidimensional, covers deep layer wastewater, oxidation of refractory substance is more thorough, reflector enhances ultraviolet reflection, driving motor, fan blade accelerates gas-liquid exchange, ozone and wastewater are fully integrated, micro-nano bubble expands reaction interface, improves oxidation efficiency, and COD / TOC removal rate is significantly improved.

The application discloses a method and device used in a node for wireless communication. A first receiver receives a first information block and a first signaling set, the first signaling set includes a plurality of control signaling, and a first control signaling is one of the control signaling included in the first signaling set; a first transmitter transmits a first PUCCH at a first transmission power; wherein a first reference HARQ-ACK bit quantity is used to determine the first transmission power; the first control signaling includes a first field; a first intermediate quantity is used to determine the first reference HARQ-ACK bit quantity, and the first intermediate quantity is linearly related to the value of the first field included in the first control signaling; the first signaling set includes a target signaling subset, the first intermediate quantity is linearly related to the number of control signaling included in the target signaling subset, and the first information block is used to determine whether the first control signaling belongs to the target signaling subset.

The application belongs to the technical field of robots, and discloses a scalable amphibious robot driven by a paddle wheel, which comprises a shell, four wheel shafts rotatably connected to the shell and distributed on the left and right sides of the shell, four independent driving mechanisms arranged in the shell, four driving mechanisms connected with the four wheel shafts to drive the wheels to rotate independently, a scalable paddle wheel mechanism contained in the wheel mechanism, the scalable paddle wheel comprising a wheel, an independent small wheel body, a plurality of paddle plates and a scalable mechanism; the scalable mechanism is used for the expansion and contraction of the paddle plates of the paddle wheel, so that the paddle plates of the paddle wheel can be retracted into the wheel and form an integral whole with the wheel, or be expanded into a paddle wheel mechanism and be used for rowing. The single power driving system is combined with the scalable paddle wheel structure, so that the rigidity and flexibility of the hub are ensured when the amphibious robot runs on land, and the energy utilization efficiency is improved when the amphibious robot sails on water.

This application discloses an uplink transmission power control method, a terminal, and a network-side device, belonging to the field of communication technology. The uplink transmission power control method in this application includes: the terminal performing power control on a first uplink transmission according to a first downlink control information (DCI); wherein the first downlink control information (DCI) is a unicast DCI or a group common DCI.

The invention discloses a loss calculation method for improving energy storage coordination control primary frequency modulation control precision. The method comprises the following steps: step 1, collecting and verifying grid-connected point power and PCS actual output data; 2, based on the data in the step 1, effective data are recorded, and an output comparison table is established; step 3, estimating PCS actual output and loss required by theoretical power based on the output comparison table established in the step 2; and step 4, allocating each PCS for execution based on the actual output and loss of the PCS required by the theoretical power estimated in the step 3, and controlling the power of the grid-connected point to the target power position of the grid-connected point. The primary frequency modulation provided by the invention can realize quick and accurate power control, the open-loop control has no cycle, does not need to wait for feedback, data is stable and does not fluctuate after action, and a primary frequency modulation action curve is closer to a theoretical curve.

The auxiliary box comprises an open container and a cover body which is arranged at the top of the open container and seals the open container, a heating layer, a water film uniform temperature layer and a retention layer are sequentially arranged in the open container from bottom to top, the heating layer is arranged at the bottom and the periphery of the water film uniform temperature layer in a wrapping mode, and the retention layer is arranged at the bottom of the water film uniform temperature layer. The water film uniform temperature layer uniformly diffuses the temperature generated by the heating layer to the retention layer, and the retention layer is used for placing pigeon fertilized eggs; and a humidifier is also arranged at the top in the open container. According to the pigeon hatching auxiliary box, temperature fluctuation is buffered through the water film uniform temperature layer, temperature dead angles are eliminated, and a stable temperature environment is created for embryo development; meanwhile, accurate cooperative control over temperature and humidity can be achieved, damage to embryos due to improper temperature and humidity is reduced, and the hatching success rate of pigeons is increased.

The utility model relates to face fabric heating technical field, concretely to a kind of high-elastic waterproof antibacterial cotton-polyester fabric heating device, including support platform, workstation, recess, collecting groove, through -hole, collection box and discharge pipe.The high-elastic waterproof antibacterial cotton-polyester fabric heating device, the electric push rod of fixed plate bottom four corners is driven lifting plate up and down movement by push rod, to accurately adjust the distance between heating lamp and fabric in lifting plate bottom mounting groove, satisfy the heating demand of different thickness or material fabric.Heat generated when heating lamp works directly acts on the surface of fabric in recess, the power and working time of controller can accurately regulate and control heating lamp.Meanwhile, liquid generated in heating process, through the through -hole of recess bottom, flow into collecting groove, then converge to the collection box in support platform bottom.When needing to discharge waste liquid, controller opens electromagnetic valve door in discharge pipe, realize the centralized treatment of waste liquid, without manual intervention throughout.

The invention relates to the technical field of microwave heating, and discloses a precise temperature control system and method for microwave experimental equipment, and the system comprises a temperature collection module, a data processing module, a control calculation module, a power control module, a temperature adjustment module, and a continuous monitoring and feedback module. The temperature acquisition module is used for continuously monitoring the temperature of internal materials and sending temperature data to the equipment controller in real time; the data processing module is used for filtering and denoising the data after receiving the temperature data so as to ensure the accuracy and stability of the data; and the control calculation module is used for comparing the processed temperature data with a preset target temperature and calculating an adjustment value of the microwave power through a PID control algorithm. The adjustment value of the microwave power is calculated through a comparison unit and a PID control algorithm unit in the control calculation module, so that the accurate adjustment value of the microwave power is calculated, the accuracy and the response speed of temperature control are ensured, and the temperature is infinitely close to a set value.

The application discloses a power storage system for a rural power grid and a method thereof, and belongs to the technical field of power storage systems.The power storage system comprises the following steps: step 1, collecting operation parameters of energy storage batteries of the power storage system for the rural power grid and load power of the rural power distribution network and transmitting the operation parameters and the load power to a master station control unit; step 2, performing risk judgment on the energy storage batteries according to the operation parameters by the master station control unit; step 3, generating a control instruction according to a result of the risk judgment by the master station control unit; and step 4, performing a control charging and discharging action according to the control instruction by the master station control unit. The power storage system overcomes the overcharging and overdischarging defects that are prone to occurring in the existing power storage method for the rural power grid, realizes accurate control on a power storage process, prolongs the service life of the energy storage batteries, improves the safety, stability and economy of system operation, and adapts to the demand of in-situ access and consumption of new energy of the rural power grid.