Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

78results about How to "Effective adjustment" patented technology

Microphone array system and method for sound acquisition

A microphone array system (16) for sound acquisition from multiple sound sources in a reception space surrounding a microphone array (18) that is interfaced with a beamformer module (28) is disclosed. The microphone array (18) includes microphone transducers (22) that are arranged relative to each other in N-fold rotationally symmetry, and the beamformer includes beamformer weights that are associated with one of a plurality of spatial reception sectors corresponding to the N-fold rotational symmetry of the microphone array (18). Microphone indexes of the microphone transducers (18) are arithmetically displaceable angularly about the vertical axis during a process cycle, so that a same set of beamformer weights is used selectively for calculating a beamformer output signal associated with any one of the spatial reception sectors. A sound source location module (30) is also disclosed that includes a modified steered power response sound source location method. A post filter module (32) for a microphone array system is also disclosed.
Owner:BIAMP SYST LLC

Tool path display apparatus for machine tool

First and second screens are set for a tool path display apparatus for displaying a path of the tip of a tool attached to a machine tool. The first screen displays the three-dimensional path of the tip of the tool obtained by synthesizing the position information of the drive axes of a 5-axis machine tool. The second screen displays the waveforms of the position deviations and current instructions of the drive axes in chronological order. When a part (line segment) of the three-dimensional path of the tip of the tool is selected on the first screen, the display attribute of the corresponding time area is changed on the second screen so that the time area can be identified.
Owner:FANUC LTD

Air conditioner and method of operating the same

The present invention relates to an air conditioner, including a temperature detection unit configured to detect an indoor temperature, a human body detection unit configured to rotatably operate and detect a person within an indoor area, a position determination unit configured to determine a position of the person based on data detected by the human body detection unit, and a control unit configured to perform an automatic operation for controlling a current of air according to the position of the person, determined by the position determination unit, if the indoor temperature reaches a first reference temperature according to an entry of an automatic operation mode and to perform a preparation operation for executing the automatic operation if the indoor temperature does not reach the first reference temperature, in the case where the automatic operation mode has been set.
Owner:LG ELECTRONICS INC

Projector and image projection method

A projector includes: an image projection unit that projects an image; a trapezoidal correction unit that performs trapezoidal correction on the image projected by the image projection unit; a nonvolatile storage unit that stores the amount of previous trapezoidal correction and a predetermined acceptable value associated with the amount of previous trapezoidal correction, the amount of previous trapezoidal correction being used immediately before at least one of when the projector is turned off and when signal processing is changed; and an adjustment unit that sets, if the amount of previous trapezoidal correction is greater than the predetermined acceptable value, the amount of trapezoidal correction to be performed by the trapezoidal correction unit at a predetermined standard value or zero after the projector is activated or after the signal processing is changed.
Owner:SEIKO EPSON CORP

Full-hydraulic clutch control system and road roller comprising system

The invention provides a full-hydraulic clutch control system and a road roller comprising the system. The full-hydraulic clutch control system comprises a hydraulic pump (20), a liquid filling valve bank (30), a clutch control mechanism and an energy accumulator (40); the hydraulic pump (20) is connected to an oil source (10) and outputs pressure oil; the liquid filling valve bank (30) is arranged on the downstream of the hydraulic pump (20) and comprises at least one relief valve; the clutch control mechanism is arranged on the downstream of the liquid filling valve bank (30) and used for controlling a state of a clutch (70); and the energy accumulator (40) is connected to a hydraulic pipeline between the liquid filling valve bank (30) and the clutch control mechanism. Through the full-hydraulic clutch control system, power needed to control the clutch can be quickly and stably provided for the clutch control mechanism, fast and effective operation on the clutch is realized, and higher reliability and stability are achieved. The road roller comprises the full-hydraulic clutch control system.
Owner:SANY HEAVY IND CO LTD (CN)

A spinning device based on improved ring spinning and used for auxetic composite yarn with a uniform wrapping angle

The invention relates to a spinning device based on improved ring spinning and used for auxetic composite yarn with a uniform wrapping angle. The composite yarn is formed through spiral wrapping of core yarn and wrapping yarn at a certain diameter ratio and modulus ratio. The spinning device comprises a yarn supply mechanism, a drafting mechanism, and a twisting and winding mechanism and is characterized by further comprising a yarn feeding control mechanism and a wrapping angle control mechanism which are added on the basis of a traditional ring spinning machine, wherein the yarn feeding control mechanism comprises a core yarn feeding control mechanism and a wrapping yarn feeding control mechanism. The core yarn feeding control mechanism is main used for providing active feeding of core yarn and the wrapping angle control mechanism is located in front of and under front rollers to control an output angle of the wrapping yarn, so that auxetic composite yarn with a certain wrapping angle and a uniform, controllable and stable wrapping structure can be obtained. The spinning device is improved from a traditional ring spinning machine, has the advantages of easy operation of a spinning method, convenient implementation and low cost, and is suitable for continuous production, promotion and application.
Owner:DONGHUA UNIV

Heating furnace and heating method thereof

The invention relates to a heating furnace and a heating process thereof, in particular to the heating furnace adopting a regenerative burner and a conventional burner to perform combined heating, and the heating process thereof. The heating furnace structurally comprises a furnace body, and a feeding end wall and a discharging end wall which are arranged at the two ends of the furnace body respectively, wherein the furnace body between the feeding end wall and the discharging end wall is sequentially divided into a heat recovery section, a first heating section, a second heating section and a soaking section; partition walls are arranged between every two adjacent sections; and the furnace body is provided with the regenerative burner used for heating the furnace body, a flat flame burner and a flame adjustment burner. The heating process comprises the following steps of: starting igniting the heating furnace from the flame adjustment burner of the soaking section, and igniting the flat flame burner to switch the second heating section and the first heating section into a thermal storage state of the regenerative burner to finish the ignition heating work. The heating furnace of the invention effectively realizes energy saving, emission reduction and improvement in blank heating quality, greatly reduces spare part production and maintenance cost, and reduces the production cost.
Owner:武钢集团有限公司

Belt-type dry magnetic separator

The invention discloses a belt-type dry magnetic separator. The belt-type dry magnetic separator comprises a housing, the upper part of the housing is provided with a feeding inlet, a feeding device is arranged below the feeding inlet, a magnetic separation device is arranged above the feeding device, the magnetic separation device comprises a magnetic separation belt, along a material conveying direction of the feeding device, a primary separation magnetic system and a refined separation magnetic system are orderly arranged in the magnetic separation belt in parallel, a conveying tail end of the feeding device is not in a magnetic material discharge range of the refined separation magnetic system, a magnetic field range of the primary separation magnetic system covers materials on the feeding device, a magnetic field of the refined separation magnetic system is an alternating magnetic field, and magnetic field ranges of the primary separation magnetic system and the refined separation magnetic system are superimposed. The belt-type dry magnetic separator continuously treats a crushed magnetic material so that a product with quality close to that of water separated products is obtained, strictly controls mine tailing magnetic object quality, has a high treatment capability and a large tailings discarding rate, has a very wide mineral particle fraction application range and reduces a later technical equipment investment and a system operation cost.
Owner:CHENGDU LEEJUN TECH CO LTD

Multi-online refrigerant adjusting device and system, control method thereof and air conditioner

The invention provides a multi-online refrigerant adjusting device and system, a control method thereof and an air conditioner, and relates to the technical field of air conditioners. The method comprises the following steps that first external command signals, a system high-voltage corresponding saturation temperature, an ambient temperature and an outdoor machine liquid pipe temperature are acquired; according to the first external command signals, the system high-voltage corresponding saturation temperature, the ambient temperature and the outdoor machine liquid pipe temperature, whether arefrigerant adjustment preset condition is met or not is judged; and if the refrigerant adjustment preset condition is met, opening and closing of a first control valve group and a second control valve group are controlled to regulate the refrigerant amount of the multi-online system. According to the multi-online refrigerant adjusting device and system and the method, the adjusting device with gas-liquid separation and liquid storage functions is arranged in the multi-online system, the opening and closing of a plurality of control valves in the adjusting device are controlled, the storage and discharging of refrigerant are realized, the refrigerant state is monitored in real time, so that the refrigerant is always maintained in a reasonable range, it is ensured that the system can work normally under various loads, and the use comfort of a user is improved.
Owner:NINGBO AUX ELECTRIC

Passive radio frequency identification power-on control circuit and passive radio frequency identification tag

The invention is suitable for the field of radio frequency, and provides a passive radio frequency identification power-on control circuit and a passive radio frequency identification tag. The power-on control circuit is connected with a rectification and voltage stabilization circuit, a resetting circuit and a digital circuit and comprises a first control unit for generating a switch-off control signal and a first power-on control signal according to a resetting signal output by the resetting circuit before power-on is performed to control the rectification and voltage stabilization circuit to output voltage stably during power-on and keeping switched off after power-on is performed, and a second control unit for controlling switch-off according to the switch-off control signal before power-on is performed and generating the first power-on control signal according to a digital logic control signal output by the digital circuit after power-on is performed to control the rectification and voltage stabilization circuit to output voltage stably after power-on is performed. According to the system, before power-on is performed, the first control unit controls to generate a stable logic state control signal according to the resetting signal and keep a power supply stable, so that the system can stably work during power-on; and the system is simple in structure and low in cost.
Owner:EXCELIO TECH SHENZHEN

Chinese medicinal composition for treating oral mucositis of horse

The invention relates to a Chinese medicinal composition for treating oral mucositis of horse, which is characterized in that the composition of the raw material contains the following active components: borneol 40-60 parts by weight, natural indigo 40-60 parts by weight, corn mint 40-60 parts by weight, and black catechu 40-60 parts by weight. The preferred matching amounts of various raw materials are as follow: borneol 50 parts, natural indigo 50 parts, corn mint 50 parts and black catechu 50 parts. The granularity of borneol, natural indigo, corn mint, black catechu is 20-200 mesh. The invention has the effects for clearing heat and detoxicating, dispersing swelling and alleviating pain, and the composing prescription is reasonable and the preparing technique is simple; the componentsused in the Chinese herbal medicine have a wide source and a low cost, without residual medicament, toxic and side effects and are easy for animal to absorb. The invention has heat clearing and detoxicating, swelling dispersing, pain alleviating, organism regulating functions, and can effectively treat oral mucositis of horse and shorten recovery period. When using, blowing and spreading the finepowder on the affected part, and clinical test demonstrates that the cure rate is above 90%, so the invention has a unique curative effect.
Owner:TIANJIN SHENGJI GRP CO LTD

Energy-saving control method of variable-frequency air conditioning system

The invention provides an energy-saving control method of a variable-frequency air conditioning system. The energy-saving control method comprises the following steps that a target dew point temperature is determined according to a set temperature and initial set humidity corresponding to the set temperature; the target dew point temperature serves as a target temperature of an inner coil pipe, and the operation frequency of the air conditioning system is controlled for the first time; and after the system runs for a period of time, a new target dew point temperature is determined according toenvironment temperature detected in real time and humidity set real-time, and adjustment and control of the operation frequency of the air conditioning system are carried out again by taking the newtarget dew point temperature as a target temperature of the inner coil pipe. According to the energy-saving control method of the variable-frequency air conditioning system, the dew point temperatureof air is determined through setting of the temperature and the humidity, and the temperature of the inner coil pipe takes the indoor dew point temperature as the target to control the operation frequency, so that the requirement for indoor humidity control is met, moreover, the use is energy-saving, excessive dehumidification is avoided, and the dew point temperature corresponding to the stable temperature which is achieved is taken as the target.
Owner:NINGBO AUX ELECTRIC

Temperature sensing device and adjusting method for preventing no-loading of microwave oven

The invention discloses a temperature sensing device for preventing no-loading of a microwave oven. The temperature sensing device comprises two components, the first component is a ceramic chip, andthe second component is a temperature sensor. The temperature sensor and the ceramic chip are connected to each other, and the front surface of the ceramic chip is covered with a black glaze layer. The black glaze layer attached to the ceramic chip is formulated by adding 5%-40% of Fe-Cr-Co-based spinel black toner to a base glaze, and the base glaze comprises, by mass, 40%-65% of SiO2, 8%-15% ofAl2O3, 5%-10% of CaO, 0.5%-2% of K2O, 2%-5% of ZnO, 3%-7% of B2O3, and 5%-10% of ZrO2; and the black toner comprises, by mass, 40%-70% of Fe2O3, 10%-30% of Cr2O3, and 10%-30% of Co2O3. According to the temperature sensing device for preventing no-loading of the microwave oven, whether the microwave oven is in an on-loading state or not can be well determined through the temperature change of the ceramic chip with the black glaze layer, and then the microwave oven is adjusted and controlled through a computer board, so that the microwave oven is effectively prevented from no-loading.
Owner:GUANGDONG GALANZ GRP CO LTD +1

Mechanical speed fluctuation demonstration instrument

The invention discloses a mechanical speed fluctuation demonstration instrument, comprising a drive mechanism, a balance damping mechanism, a speed fluctuation detection device and a laser display and writing mechanism, wherein the drive mechanism comprises a drive motor and a flywheel; the balance damping mechanism comprises a resistance-trimming bolt, a support frame subassembly, an elastic damper, a slide block, a guide rod, a crank circle, a crank and a baffle block; the speed fluctuation detection device comprises a traction bar, a guide shaft, a box body, a transport cover, a shaft, a rubber sheet, a lock bolt, a sealing bearing, an O-shaped ring, a T-shaped joint, a protecting shell and an elastic film; the laser display and writing mechanism comprises a rack, a driving shaft, a driven shaft, a secondary motor, a paper tape, a laser pen bracket, a laser pen and a color pen; and the driving shaft, the driven shaft, the secondary motor, the paper tape, the laser pen bracket, the laser pen and the color pen are fixed on the rack. According to the device, a teacher can effectively display the speed fluctuation and adjust the learning content; a 'black box' in the traditional training aid demonstration process is avoided; the condition that students understand the speed fluctuation and adjust the learning content is facilitated; and understanding faults are avoided.
Owner:ZHEJIANG NORMAL UNIVERSITY

Equipment management system using electronic label technology

The invention aims at providing an equipment management system using an electronic label technology, which comprises a server, an RFID electronic label for marking equipment, an RFID multichannel automatic reading and writing module for reading the RFID electronic label information and an equipment management module for carrying out equipment management according to the information read by the RFID multichannel automatic reading and writing module, wherein the equipment management module comprises a background management unit, an equipment information management unit, an equipment inventory unit, an equipment information inquiry unit and an equipment information statistics management unit; and the background management unit comprises organization management, system resource management, logmanagement, system configuration management and system integration permission management functions. The use and return states of a huge amount of fire fighting equipment in a fire fighting equipmentroom can be monitored effectively, timely, scientifically and accurately, the monitored state information is published to other service information systems in real time through the background management system, and the fighting capacity of the fire fighting forces is further improved.
Owner:RUNTAI RESCUE EQUIP TECH HEBEI CO LTD
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products