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39results about How to "Reduce output requirements" patented technology

Multiple Frequency Energy Supply and Coagulation System

An electromagnetic energy supply system for supplying electromagnetic energy signals to an applicator for applying the electromagnetic energy signals to tissue for heating such tissue can supply electromagnetic energy signals of at least one selected frequency of a plurality of frequencies available for selection. The system includes a plurality of individual electromagnetic signal generators each adapted to generate signals of a particular frequency, such as two microwave energy signal generators with one operating at 915 MHz and one operating at 1450 MHz. A system controller coordinates operation of the generators. Each generator is connected to connectors for connecting an applicator or array of applicators for applying the selected frequency electromagnetic energy signals to the tissue to be heated. A power splitting circuit can provide multiple connectors tuned for one or for more than one applicator to be connected. The system can provide a treatment using a single selected frequency, a plurality of selected frequencies simultaneously, or can switch between selected frequencies.
Owner:ENDOCARE

Autonomous ball-wheel-moving robot and control method thereof

The invention relates to the technical field of automatic control, and particularly relates to an autonomous ball-wheel-moving robot and a control method thereof. The autonomous ball-wheel-moving robot comprises a spherical wheel (1), a universal wheel driving mechanism (2), a support structure (3), an assisting bracket (6), a control module (4) and a sensor, wherein the sensor detects the robot posture and the environment information; the control module (4) analyzes the environment information to obtain a control strategy through the balancing algorithm and the motion control algorithm, and sends control signals to the universal wheel driving mechanism (2); the universal wheel driving mechanism (2) drives a direct current motor to move according to the control signals to drive the spherical wheel (1) to move; therefore, the posture and the movement of the robot are controlled. The autonomous ball-wheel-moving robot and the control method thereof can automatically realize static balance and dynamic balance, can pass through an obstacle-free channel, are good in mobility, and are strong in environmental adaptation.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Ink Jet UV Pinning for Control of Gloss

Gloss is controlled in UV ink jet printing within a printing system. Controlled pinning energy is used to adjust the amount of ink interaction between drops, substrate, and ink layers, resulting in virtual elimination of gloss banding and control of the finished gloss level from a gloss level of approximately 85 to a gloss level of approximately 5.
Owner:ELECTRONICS FOR IMAGING

Gypsum pulp dewatering device and method for wetting smoke desulfurizing system

An apparatus for dewatering the gypsum slurry in wet fume-desulfurizing system is composed of lime stone slurry tank, lime stone slurry pump, the reflux regulating valve of lime stone slurry, absorption tower, gypsum slurry discharging pump, the reflux regulating valve of gypsum slurry, vacuum belt machine, filtrate tank, gypsum cyclone unit, overflow tank and waste water cyclone unit. Its dewatering process is also disclosed. Its advantages are high effect and low water consumption.
Owner:孙克勤 +3

Method of controlling hybrid working machine and pump output limiting method for hybrid working machine

A hybrid working machine configured in such a manner that a hydraulic pump (21) is driven by the output of an engine (30) and the output of a motor-generator (34). Power (Win) on the input side of the hydraulic pump (21) is calculated, and the output of the motor-generator (34) is controlled on the basis of the calculated power (Win). The above configuration enables the power on the input side of the hydraulic pump (21) to be accurately obtained and a load on the engine (30) to be controlled on the basis of the power on the input side.
Owner:SUMITOMO HEAVY IND LTD

Microwave plasma processing device and plasma processing gas supply member

A microwave plasma processing device and a gas supply member capable of forming a uniform thin film on a substrate to be processed. The microwave plasma processing device comprises fixing means of fixing a substrate to be processed onto the center axis in a plasma processing chamber, exhaust means of depressurizing the inside and outside of the substrate, a metal processing gas supply member present in the substrate and forming a reentrant cylindrical resonating system along with the plasma processing chamber, and microwave introducing means of introducing a microwave into the plasma processing chamber to process it, wherein a microwave sealing member is provided in a specified position of the substrate-holding portion of the fixing means, and the connection position of the microwave introducing means is set to a specified weak-field position out of a field intensity distribution formed in the interior of the plasma processing chamber.
Owner:TOYO SEIKAN KAISHA LTD

A superconduct magnet contactless power supply device

InactiveCN109217492APrevent heat leakageReduce wall thickness requirementsCircuit arrangementsCapacitanceLitz wire
A superconduct magnet contactless power supply device is provided. An output terminal of an alternating current power supply is serially connected with a compensation capacitor and then connected withone end of a primary winding. the other output of AC power supply is connected to the other end of primary winding, the primary winding wound by Leeds wire is arranged on the top surface of cryogenicvessel, the two ends of secondary winding wound by superconducting wire are connected with superconducting magnet load through superconducting bridge respectively, and the turns ratio of primary winding to secondary winding is greater than 1; The primary winding and the secondary winding are respectively wound on a disk-shaped coil skeleton, and the secondary winding and the coil skeleton, the superconducting bridge and the superconducting magnet load are all packaged in a cryogenic vessel. The invention solves the problems of large heat leakage of the lead wire, low efficiency of the low-temperature system, easy to induce quenching and the like existing in the contact power supply mode of the external driving power supply, and has the advantages of simple structure, high transmission efficiency, large working air gap and the like.
Owner:SOUTHWEST JIAOTONG UNIV

Active vibration inhibition execution mechanism of flexible structure

The invention discloses an active vibration inhibition execution mechanism of a flexible structure. The execution mechanism mainly consists of components such as an upper platform, a lower platform, astraight line drive, a universal joint, a wedged sliding block, a reversing support block and a guide track in match. By virtue of transmission principles of a wedged mechanism, straight line movement of the wedged sliding block is converted into movement of the reversing support block in a vertical direction, and upper and lower platforms are driven to achieve relative rotation and moment outputof two-degree freedom. According to the execution mechanism, the upper and lower platforms are connected with a flexible structure, a small space is occupied in a structure connection direction, theexecution mechanism is applicable to a sub-structure connection part of a large-size unfoldable flexible structure in a limited mounting space, active vibration control on the structure is carried outby adjusting control structures of the straight line type drive, in addition, self locking can be achieved and stabilization of the execution mechanism is maintained under the action of external loads, and the execution mechanism has the advantages of being simple in principle, large in moment output capability, easy to achieve, and the like.
Owner:SHANGHAI AEROSPACE CONTROL TECH INST

Force control end effector and industrial robot

The invention discloses a force control end effector and an industrial robot. The force control end effector comprises a fixed platform, a movable platform and multiple motion assemblies. Each motionassembly comprises an active translational joint and a kinematic chain assembly, wherein one end of the active translational joint is connected with the fixed platform, the other end of the active translational joint is connected with one end of the kinematic chain assembly, and the other end of the kinematic chain assembly is connected with the movable platform. A displacement sensor is arrangedon each active translational joint, a pressure sensor is arranged on the movable platform, the displacement sensors and the pressure sensor are both connected with a controller, the controller adjuststhe output force of the active translational joints according to displacement signals and contact force signals fed back by the displacement sensors, and therefore the contact force between the wholeforce control end effector and a workpiece is adjusted. The rigid-flexible hybrid redundant drive force control end effector has the advantages of low inertia, large bearing capacity, high rigidity,impact resistance and high dynamic response.
Owner:NINGBO INST OF MATERIALS TECH & ENG CHINESE ACADEMY OF SCI

Worm-oblique gear transmission mechanism with load fitting characteristic and in form of dual-assistance mechanism

The invention discloses a worm-oblique gear transmission mechanism with load fitting characteristic and in form of a dual-assistance mechanism. The worm-oblique gear transmission mechanism comprises amotor, a transmission lead screw, a core shaft, a rotation disc, a first assistance mechanism, a second assistance mechanism, a transmission rod, a buffer mechanism and an external load, wherein themotor is arranged at a left lower part of the transmission mechanism, the transmission lead screw is connected with an output end of the motor, the rotation disc fixedly sleeves the core shaft and comprises a driving disc and a driven disc, the driving disc comprises an adjustment groove, a regulator, a first connector and a transmission gear, the transmission gear is engaged with the transmissionlead screw, a connection disc is fixedly arranged on the driven disc, two ends of the first assistance mechanism are respectively and fixedly connected with a right side of the transmission shaft andan inner wall of a right side of the transmission mechanism, the second assistance mechanism comprises a sliding seat, a rotation shaft, a second connector and a spring rod, the transmission rod is connected with the external load, and the buffer mechanism is arranged at a middle part of the transmission rod.
Owner:西安涡普动力系统股份有限公司

Control method for primary frequency modulation of wind power generation system

InactiveCN113394796AReduce output active powerImproved primary FM control performanceSingle network parallel feeding arrangementsPower oscillations reduction/preventionElectronic switchControl engineering
The invention discloses a control method for primary frequency modulation of a wind power generation system. The method comprises the following steps: step 1, obtaining frequency and voltage deviation and obtaining the deviation between the alternating-current side frequency of the wind generating set and a rated value and the direct-current side voltage deviation of the grid-side converter; 2, setting a conduction signal and setting a conduction signal according to the deviation between the AC side frequency of the wind generating set and the rated value and the DC side voltage deviation of the grid-side converter; 3, adjusting the output active power of the AC side of the wind turbine generator grid-side converter, performing logic or operation on the conduction signal to generate a comprehensive conduction signal, and automatically sending a trigger conduction signal to a power electronic switch of an unloading branch where the unloading resistor is located according to the value of the comprehensive conduction signal so as to conduct the unloading resistor and skipping to the step 1. The method has the advantages that the capacity of quickly reducing the output power of the wind turbine generator is improved, and the primary frequency modulation performance of the wind turbine generator is improved.
Owner:CHANGJIANG SURVEY PLANNING DESIGN & RES

Slag sorting device

The invention discloses a slag sorting device suitable for selective discharge and cooling of slag of a circulating fluidized bed boiler, which comprises a sorting chamber, a slag inlet, an air return reverting port and the like. The slag sorting device is technically characterized in that: the sorting chamber and a boiler furnace share a membrane wall to form a compact integrated structure; the peripheral and top walls of the sorting chamber are formed by stretching and bending the membrane wall of the boiler furnace and welding flat steel; the bottom of the sorting chamber is provided with sorting chamber air distributing plates provided with a coarse slag discharging pipe; the bottom of the membrane wall between the sorting chamber and the boiler furnace is provided with the slag inlet; and a joint of the top wall of the sorting chamber and the boiler furnace is provided with a fine ash reverting port or the center of the top of the sorting chamber is provided with a reverting exhaust pipe. The slag sorting device has a simple structure, has the functions of sorting the coarse and fine slag and recovering fine particles, can adjust the amount and particle size of the fine particles returning to the boiler furnace in a large range, preliminarily cools the slag, discharges the slag at an intermediate temperature, and reduces the requirement on the output of subsequent slag cooling equipment.
Owner:CHONGQING UNIV

Naked-eye 3D liquid crystal display panel and driving method for the same

A naked-eye 3D liquid crystal display panel and a driving method for the same are provided. The naked-eye 3D liquid crystal display panel includes a first substrate, a second substrate disposed oppositely, and a liquid crystal layer. A side of the first substrate adjacent to the liquid crystal layer provides with a driving electrode layer. A side of the second substrate adjacent to the liquid crystal layer provides with a common electrode layer. The driving electrode layer and the common electrode layer respectively receive an AC voltage driving signal, which are the same in frequency and opposite in polarity such that the liquid crystal layer is tilted to form a 3D display. Accordingly, the voltage output requirement of the driving circuit of the 3D liquid crystal display panel 10 when displaying 3D is reduced such that the driving stability and load capacity of the driving circuit is improved.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS TECH CO LTD

Electric pole climbing device with steering function for electricians

ActiveCN111408116ASave energyEasy to complete homeworkClimbingGear wheelElectric machinery
The invention discloses an electric pole climbing device with a steering function for electricians. The device comprises a lifting box, the lifting box is arranged in bilateral symmetry, and a steering box corresponding to the lifting box is arranged on the upper side of the lifting box; and the steering box and the lifting box are each internally provided with a telegraph pole cavity which is through up and down and provided with an inward opening. The side wall of the telegraph pole cavity is fixedly connected with a friction rubber strip. Connecting block cavities which are symmetrically located on the two sides of the telegraph pole cavity front and back and provided with inward openings are formed in the steering box and the lifting box. The upper sides of the connecting block cavities are communicated with a box body fixing cavity with an upward opening; and sequential ascending and descending of the sleeves on the two sides are matched with change of fixing points to achieve sequential ascending of the steering box and the lifting box. Accordingly, automatic climbing is completed, the requirement for output of the motor is low while the physical strength of an operator is saved, rotation of the steering box is achieved through rotation of the transmission gear along the guide rack, the operator can conveniently complete operation in all directions, the cushion is fixed to the steering box, and fatigue of the operator due to long-time operation is prevented.
Owner:南通市濠洲船舶工程有限公司

Control method of hybrid working machine and pump output limiting method of hybrid working machine

In a hybrid working machine, a hydraulic pump (21) is driven with the output of an engine (30) and the output of a motor generator (34). The input side power (Win) of the hydraulic pump (21) is calculated, and the output of the motor generator (34) is controlled based on the calculated power (Win). This makes it possible to precisely determine the input side power of the hydraulic pump (21) and to control the load of the engine based on the input side power.
Owner:SUMITOMO HEAVY IND LTD

Honeycomb supporting structure comprising flexible skin and preparation method of flexible skin

ActiveCN114604416AAvoid Coupling ShrinkageEffectively maintain the airfoilSynthetic resin layered productsWeight reductionFlight vehicleDrive shaft
The invention relates to the technical field of aircrafts, in particular to a honeycomb supporting structure comprising a flexible skin and a preparation method of the flexible skin, the honeycomb supporting structure is a non-full-thickness penetrating type structure and comprises a zero-Poisson-ratio honeycomb, a web, a center side strip, a rear edge section, a front edge mounting section, an inclined side pull rod and the flexible skin; the flexible skin is formed by compounding a one-way elastic nylon fabric and silicone rubber; the zero-Poisson-ratio honeycombs are arranged on the upper surface and the lower surface of the honeycomb supporting structure; the webs are arranged between the zero-Poisson-ratio honeycombs on the upper surface and the lower surface in the spanwise direction, and a through groove is formed in the middle of each web; a supporting plate is arranged at the front end of the rear edge section, a sliding groove in the spanwise direction is formed in the middle of the supporting plate, and connecting pieces are arranged on the two sides of the supporting plate respectively. The through groove and the sliding groove are connected through a driving shaft, and the honeycomb supporting structure is driven to be bent and subjected to torsional deformation. According to the invention, the problems of poor pneumatic effect and low tear resistance can be effectively solved.
Owner:CHENGDU AIRCRAFT INDUSTRY GROUP

Energy-saving efficient tea leaf baker

The invention relates to an energy-saving efficient tea leaf baker. The energy-saving efficient tea leaf baker comprises a machine shell, a baking chamber, a heating device, a heat exchanger and a blowing device, wherein the baking chamber is fixedly assembled in the machine shell; a heat exchange chamber, an air intake passage and a moisture exhausting passage are arranged between the baking chamber and the machine shell, and the heat exchange chamber is arranged at the top of the baking chamber; the heating device is fixedly assembled on the external sidewall of the machine shell and generates heat, the heat is transferred to the heat exchanger, the heat exchanger is assembled in the heat exchange chamber, the blowing device is used for blowing in natural air outside the machine shell and / or air in the moisture exhausting passage and blowing the air to the heat exchanger, and the normal air is heated to be hot air by the heat exchanger; the hot air enters the baking chamber from an air intake window of the baking chamber through the air intake passage, then, is exhausted from an air outlet window of the baking chamber and is exhausted out of the machine shell through the moistureexhausting passage. According to the baker provided by the invention, through structural arrangement of the heat exchange chamber, the air intake passage and the heating device, temperatures of all places inside the baking chamber can be more balanced, and the baking effect of tea leaves is effectively improved.
Owner:泉州得力农林机械有限公司

Autonomous ball-wheel mobile robot and its control method

The invention relates to the technical field of automatic control, in particular to a ball wheel mobile robot and a control method thereof. The autonomous ball-wheel mobile robot includes: a spherical wheel (1), a universal wheel drive mechanism (2), a support structure (3), a booster support (6), a control module (4) and a sensor; wherein the sensor detects the attitude of the robot and the environment Information; the control module (4) analyzes the environmental information to obtain the control strategy, obtains the control strategy through the balance and motion control algorithm, and sends the control signal to the universal wheel drive mechanism (2); the universal wheel drive mechanism (2) drives according to the control signal The rotation of the DC motor drives the movement of the spherical wheel (1), thereby realizing attitude and motion control of the robot. The invention can automatically realize static and dynamic balance, can pass through barrier-free passages, has good maneuverability and strong environmental adaptability.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Plate-belt-type all-feeding harvester

The invention discloses a plate-belt-type all-feeding harvester which comprises an upper layer of cutting knives, a lower layer of cutting knives and a threshing drum, and is characterized in that the upper and lower layers of cutting knives are separated into a left group and a right group, and the two groups of cutting knives separately operate; and the plate-belt-type all-feeding harvester further comprises paddy conveying belts, the paddy conveying belts include a main paddy conveying belt, a left paddy conveying belt and a right paddy conveying belt, the left paddy conveying belt and the right paddy conveying belt are respectively arranged at the rear lower ends of the left and right groups of cutting knives, the front end of the main paddy conveying belt is arranged between the left paddy conveying belt and the right paddy conveying belt, a vibrating screen is arranged below the rear end of the main paddy conveying belt, the threshing drum is arranged above the middle of the main paddy conveying belt, and a return paddy tank for conveying the threshed paddies to the main paddy conveying belt is arranged below the threshing drum. The harvester has the advantages of short cut straw conveying distance, simple conveying mechanism with structure, convenience for maintenance, light whole harvester weight, lower power output requirement, and suitability for deep muddy field operation.
Owner:赵传光

Auxiliary tripping unit of circuit breaker

ActiveCN111863556AAmplified outputIncrease tripping forceProtective switch operating/release mechanismsControl engineeringControl theory
The invention relates to an auxiliary tripping unit of a circuit breaker and belongs to the technical field of miniature circuit breakers. The auxiliary tripping unit and an operating mechanism part of the circuit breaker are connected and mutually driven to play a role in auxiliary tripping and self-resetting, a magnetic flux converter and an auxiliary tripping mechanism are arranged on a modulebase, the auxiliary tripping mechanism comprises a reset lever, a module tripping rod and a module lock catch, the magnetic flux converter assists completion of tripping action through the action of the movable ejector rod and the auxiliary tripping mechanism, and meanwhile, the tripping mechanism is assisted to complete the reset action. Through the technical scheme of a secondary lock catch, theoutput of the release type electromagnet is amplified, the tripping force is increased, and the magnetic flux tripper can be reliably tripped under the condition of limited energy input, the magneticflux tripper is reset while tripping is carried out, so tripping and resetting functions are realized, manual reset is not needed, and the risk that the reset button is stuck is reduced, the output requirement of the electronic circuit board on the release is reduced, and reliability of the product tripping action is improved.
Owner:SHANGHAI ELECTRICAL APPLIANCES RES INSTGROUP +1
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