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93results about How to "Reduce power load" patented technology

Multifunctional industrial water disposal agent and preparing method thereof

The invention relates to the technical field of industrial recycling cooling water treatment, in particular to a multifunctional industrial water disposal agent with scale inhibition, corrosion inhibition, pre-filming, film repairing, sterilization and algae removing functions and a preparing method thereof. The multifunctional industrial water disposal agent is prepared from scale dissolving agent, scale inhibition agent, dispersing agent, fluidization agent, anticorrosive agent and biocide according to a certain mass percent. A layer of dense protective film can be formed on the surface of a device by the multifunctional industrial water disposal agent, the protective film has a self-repairing function, so that the integrity of the protective film is maintained, and then complicated operation is avoided, the number of required devices is reduced and cost is reduced. The multifunctional industrial water disposal agent can be used in the northern area with three-high water quality (high heavy metal content, high hardness and high pH value) and can also be used in the southern area with low-hardness corrosive water.
Owner:QINGDAO KERUN BIOTECH CO LTD

Electric automobile energy-saving air-conditioner based on semiconductor refrigeration and control method thereof

The invention discloses a control method of an electric automobile energy-saving air-conditioner based on semiconductor refrigeration. A plurality of semiconductor refrigeration slice sets are arranged in the electric automobile energy-saving air-conditioner. The method includes the steps that S1, when the actual temperature of the interior of an automobile greatly differs from a set temperature and the temperature change rate is larger than a first preset value or when the automobile is started, the semiconductor refrigeration slice sets are started one by one until all the semiconductor refrigeration slice sets are started completely, and the starting time interval between every two semiconductor refrigeration slice sets is 1-5 seconds. The electric automobile energy-saving air-conditioner based on semiconductor refrigeration enables semiconductor refrigeration equipment to work stably and to be switched quickly in a heating mode and in a refrigeration mode conveniently, and is small in energy consumption. Meanwhile, the invention provides the control method of the electric automobile energy-saving air-conditioner.
Owner:广州沁凌汽车技术科技有限公司

Power loading method and apparatus for throughput enhancement in MIMO systems

An apparatus and method for closed-loop signaling over multiple channels in a telecommunication system. Channel condition for each channel is obtained, and transmission power loading per channel is determined according to channel condition. The information bit streams is transmitted via the multiple channels over a plurality of transmitter antennas according to the power loading per channel.
Owner:SAMSUNG ELECTRONICS CO LTD

Boost-Forward-Flyback High Gain Converter

A boost-forward-flyback convertor has a boost converting circuit, a forward converting circuit, a flyback converting circuit and a transformer. The boost converting circuit, the forward converting circuit and the flyback converting circuit are coupled by using elements of the boost and forward converting circuits to form the transformer. The boost-forward-flyback convertor combines benefits of conventional boost, forward and flyback convertors, specifically combines active clamping and lower power pressure to the element from the boost convertor, increases gain ratio by using the forward convertor and provides output to the load during a switch OFF-state from the combination of the flyback and boost converting circuit. The boost-forward-flyback convertor combines benefits of conventional boost, forward and flyback convertors and not only has very high gain, high converting efficiency and lower power loading for devices, but also is simple, cost less, easy to use and has a small volume.
Owner:NAT FORMOSA UNIV

Motor coach hybrid power driving system

The present invention discloses a hybrid power drive system of motor coach, and belongs to the technological field of vehicle engineering; wherein, an engine is coaxially connected with an integrated starting generator; the integrated starting generator is connected with an automatic clutch driving disc; the automatic clutch is connected with a reducing mechanism through a driving motor; the reducing mechanism is respectively connected with the driving motor and a main reducer-differential; the main reducer-differential is connected with vehicle wheels through a driving bridge; a power battery is connected with a motor controller through a cable; and the motor controller is respectively connected with the integrated starting generator and the driving motor through a cable. The hybrid power drive system maintains the traditional vehicle structure to the greatest extent, and adopts two motors to optimize the working points of the engine, so that the engine can stably operate in the high-efficiency and low-emission regions, in particular in the operating conditions of low-speed city buses.
Owner:SHANGHAI JIAO TONG UNIV

Railway container vehicle and chassis for same

ActiveCN104029692AReduce running air resistanceGuaranteed uptimeUnderframesAerodynamic dragPower load
The invention provides a railway container vehicle and a chassis for the same. The chassis comprises two fish-bellied side beams, air guide portions, end beams, small crossbeams and sleeper beams, the side beams are arranged in a spaced and parallel manner, one sides, close to each other, of the side beams are inner sides while one sides, away from each other, of the same are outer sides, the air guide portions are arranged at air facing faces of the side beams, the end beams are arranged on the end portions of the side beams, two ends of the small crossbeams are connected with the side beams in a one-to-one correspondence manner, two ends of the sleeper beams are connected with the side beams in a one-to-one correspondence manner, and the sleeper beams are positioned between the small crossbeams and the end beams. By arranging the air guide portions on the side beams, when the chassis runs, incoming air on the air facing faces of the side beams is guided away by the air guide portions, so that running air resistance of the chassis is reduced effectively, traction power load is reduced effectively, energy resource waste is avoided, traveling safety is guaranteed, and running stability of the chassis is guaranteed.
Owner:CRRC QIQIHAR ROLLING CO LTD

Microencapsulated Pesticide

A microcapsule can be produced easily by (a) pulverizing a solid pesticidal compound in a fatty acid ester represented by formula (I) to form a suspensionwherein X denotes either —CH2—CH2— or —CH=CH— and R1 and R2 each denote a C1-C4 alkyl group, (b) mixing the resulting suspension and water to prepare a liquid droplet, and (c) forming a coating film around the liquid droplet. A microcapsule obtained in such a way contains most of the solid pesticidal compound within the microcapsule.
Owner:SUMITOMO CHEM CO LTD

Method and apparatus for controlling power in an emulation system

Method and apparatus for controlling power in an emulation system are described. In one example, a first interface is configured to receive requirement information for a logic module to be emulated from a host computer system. The requirement information includes at least one of a power requirement or a thermal requirement. A second interface is configured to receive measurement data from sensors in the emulation system. A controller is configured to control at least one of a synchronization system, a power regulation system, or a thermal system in the emulation system in response to the requirement information and the measurement data to reduce power load of the emulation system.
Owner:CADENCE DESIGN SYST INC

Powder sintering molding method and mold

The invention relates to the technical field of electric heating metal powder sintering, in particular to a powder sintering molding method and mold. According to the method, a powder material is contained in a concave mold, heating current is input, the powder material is extruded under the condition of preventing the concave mold from shunting the heating current, and the powder material is subjected to sintering molding under pressure. Due to the fact that the heating current is input to the powder material under the condition of preventing the concave mold from shunting the heating current, the current density of the powder material can be increased, and the power load can be reduced; and in addition, the size of the concave mold is far larger than that of the powder material, and therefore after the current shunting function of the concave mold is eradicated, the heating effect of the powder material can be optimized to a large degree.
Owner:HENAN UNIV OF SCI & TECH

Non-electric explosion propagation type redundancy control electric explosion isolating valve

ActiveCN103032204AImprove opening reliabilityReliable cutRocket engine plantsShock waveIsolation valve
The invention discloses a non-electric explosion propagation type redundancy control chipless high-reliability electric explosion isolating valve. The isolating valve consists of a valve body, an adapter tube nozzle, a baffle ring, a piston, a check ring, an O-shaped rubber ring and a cutter. Before explosion, a medium in a gas cylinder can be separated from a downstream passage by an electric explosion isolating valve sealing position; when a system starting command is received, the non-electric explosion propagation system is exploded to generate high-pressure and high-temperature gas and shock wave; the high-pressure and high-temperature gas and the shock wave are acted on the piston; and the cutter is pushed to cut off a bushing on the sealed position to open the medium and the downstream passage. According to the non-electric explosion propagation type redundancy control electric explosion isolating valve disclosed by the invention, the valve working reliability is improved by a double-explosion device redundant structure design, the phenomenon that metal chips enter the downstream system is avoided by a cutter rear-end single-side positioning structure, the valve miniaturization is realized, and the system reliability is improved. Meanwhile, the system power load is reduced by the non-electric explosion propagation system, and the valve opening synchronism is improved.
Owner:NO 11 INST OF NO 6 ACADEMY OF CHINA AEROSPACE SCI & TECH

Microencapsulated Pesticide

A microcapsule can be produced readily by (a) pulverizing a solid pesticidal compound in terpineol, dihydroterpineol, terpinel acetate, dihydroterpinel acetate or a mixture thereof to form a suspension, (b) mixing the resulting suspension and water to prepare a liquid droplet, and (c) forming a coating film of a resin around the liquid droplet. The microcapsule obtained by such a method contains most of the solid pesticidal compound within the microcapsule.
Owner:SUMITOMO CHEM CO LTD

Controllable power and lighting system

There is provided herein controllable power and lighting system. There is particularly provided a method for the arrangement and automatic control of one or more power consuming devices, including one or more light emitting diode (LED)-containing lighting devices, and optionally one or more non-LED based devices, wherein the devices are adapted to be powered by 3-phase AC power within the present systems.
Owner:INTELLIGENT GROWTH SOLUTIONS LTD

Cutterhead device for large-diameter full-section impact crushing of hard rock

InactiveCN104196543AMotion trajectory continuousMovement track is denseTunnelsDrive motorEnergy consumption
The invention discloses a cutterhead device for large-diameter full-section impact crushing of hard rock. A mechanical transmission portion comprises a shell ring, three driving motors are mounted on the inner side of the shell ring by each other 120 degrees, a main driving motor is meshed with a transmission gear ring through a gear on an output shaft, the transmission gear ring is fixed in rear of a transmission barrel which is mounted in the shell ring and coaxial with the same, and a rotation big cutterhead is fixed in front of the transmission barrel; 1-3 gear holes are formed in the rotation big cutterhead, a planetary gear disc is mounted in the gear holes, three planetary-gear inner gears at 120-degree internals are fixed in the planetary gear disc and meshed with the gear holes, and 1-3 deslagging ports are arranged on the rotation big cutterhead. The cutterhead device has the advantages that energy consumption in repeated crushing is reduced; motion tracks of each impact hammer rock-crushing drill bit on a full section are continuous, dense, regular and stable; power load is lowered, and comprehensive efficiency and benefit of full-section impact crushing of the hard rock can be brought into full play.
Owner:张昌平

Needle bed jacquard mechanism on knitting circular weft machine

The invention discloses a needle bed jacquard mechanism on a knitting circular weft machine, and relates to the field of knitting circular weft machine mechanical structures, in particular to the needle bed jacquard mechanism on the knitting circular weft machine. The needle bed jacquard mechanism comprises a dial, a knitting needle, a jacquard piece, a cam unit, a needle selection device and a reset cam. The tail end of the knitting needle is not connected with the head end of the jacquard piece. A lower presser foot, jacquard teeth and a needle jack foot are sequentially arranged on the jacquard piece at intervals. The cam unit comprises a knitting cam arranged corresponding to the knitting needle, a needle pressing cam arranged corresponding to the lower presser foot of the jacquard piece and an elevating cam arranged corresponding to the needle jack foot of the jacquard piece. The needle pressing cam and the elevating cam are respectively provided with a waveform side face, so that the waveform side face of the needle pressing cam and the waveform side face of the elevating cam can make contact with the lower presser foot and the needle jack foot in a motion mode to form the motion guidance trajectory of the jacquard piece. By means of the jacquard mechanism, the resistance generated in the jacquard action of the knitting needle and the jacquard piece is reduced, and service life of machine parts is prolonged.
Owner:HUIAN KING TANSO PRECISION MACHINERY

Method for producing lipase by recombinant Muts type methylotrophic pichia pastoris

The invention discloses a method for producing lipase by recombinant Muts type methylotrophic pichia pastoris. The method specifically comprises the following steps: inoculating recombinant Muts type methylotrophic pichia pastoris GS115 to a seed culture medium to culture; then inoculating to a fermenting culture medium BSM to ferment; adding an additional medium culture solution till glycerol of the fermenting culture medium is used up; stopping adding the additional medium culture solution when the cell wet weight reaches more than 350g / L; feeding an induction culture solution till glycerol is used up, wherein the feeding amount is 1-3ml / L per h, the culture temperature is controlled at 22-26 DEG C, and induction culture is carried out; and centrifuging to obtain lipase-containing supernate. In the method, the lipase is produced by using the recombinant Muts type methylotrophic pichia pastoris without an AOX1 gene, the strain consumes less methanol and requires less dissolved oxygen, thus the power load can be alleviated, the energy consumption is small, the raw material cost is saved, the method is convenient to control and is beneficial for industrial production.
Owner:ZHENGZHOU HUIZE BIOCHEM TECH

Method and apparatus for measuring ferromagnetic material stress

The invention discloses a method and device for measuring the stress of ferromagnetic material. A magnetic field is generated in an excitation coil by current so as to lead a measured object to be magnetized and obtain information on stress according to the change of average magnetic permeability of a magnetic circuit. Two groups of pulse current in timing connection are fed into the excitation coil, wherein one group is alternating current with the amplitude attenuated and the other group is unipolar pulse current with the amplitude fluctuated; an induction coil outputs a voltage signal which relates to the stress of the measured material; and a measurement device includes a timing pulse current generator and a pulse voltage signal processor. The measurement cycle for the stress of ferromagnetic material can be shortend, the power consumption of a measuring system can be lowered, the volume and weight of test equipment can be reduced, and the online stress measurement of various steel products can be ahieved, such as non-contact measurement used for suspension bridge wire rope bearing, dynamic wire rope loading of lifting equipment, torque and shaft of transmission systems, stress distribution of building structures, etc.
Owner:杭州自动化技术研究院有限公司

Power generation control device and power generation control method for automobiles

InactiveCN102582611AIncrease the power generation voltageImprove economyCommunication interfaceElectric generator
The invention relates to automobile energy techniques, in particular to a power generation control device and a power generation control method for automobiles. The power generation control device for automobiles comprises a communication interface and a processing unit, wherein the communication interface is responsible for communication with a power generator adjustor, an engine controller and a storage battery state detector, and the processing unit is used for generating control orders according to state information provided by the power generator adjustor, the engine controller and the storage battery state detector to enable a power generator to generate corresponding electric energy and a motor to make corresponding torque compensation. According to the power generation control device and the power generation control method, power generating voltage of the power generator is increased under a certain braking condition, and accordingly more vehicular kinetic energy can be converted into electric energy to be stored in a storage battery, and economical efficiency of the vehicle can be improved.
Owner:SAIC MOTOR

Light aircraft flap manipulation device

The invention discloses a light aircraft flap manipulation device, wherein a flap driving mechanism comprises a motor, the output shaft of the motor is fixedly connected with a worm, the outer side ofthe worm is screwed and coupled with a worm shaft barrel, and the end of the worm shaft barrel is hinged with a triangle, and one end of the triangle is fixedly connected with a first rotating shaft;a flap linkage mechanism comprises a first pull rod and a second pull rod, the first pull rod and the second pull rod are respectively hinged in two flap rotating positions, the upper end of the first pull rod is hinged with one end of the triangle, the first rotating shaft is fixedly installed with a first fan-shaped rocker, the upper end of the second pull rod is hinged with a connection block,the lower end of the connection block is fixedly installed on a second rotating shaft, the second rotating shaft is fixedly installed with a second fan-shaped rocker, and the first fan-shaped rockerand the second fan-shaped rocker are connected with two guide cables. The device may better reduce the aircraft power load, achieve the synchronous rotation of flaps, reduce the failure rate, and be convenient for maintenance.
Owner:重庆恩斯特龙通用航空技术研究院有限公司

Basket-free type strand machine

The invention discloses a non-basket type strander. The strander comprises a motor, a pay-off stand, a drawing transmission shaft, a roller device, a traction device and a take-up, wherein the roller device comprises a left bracket, a right bracket and a roller, the wall of the roller is provided with a operational window; the drawing transmission shaft has one end connected with the roller device and the other end orderly in transmission connection with the traction device and the take-up; a left end shaft of the roller is a hollow shaft, the inner side of which is provided with a fixed hollow shaft, and the fixed hollow shaft is inserted in a gear of the fixed hollow shaft on one side of the roller to be meshed with a primary planet gear, and a secondary planet gear is in rotary connection with a sub-spinning hollow shaft, an inner cavity of which is provided with a riding wheel of the sub-spinning shaft; the roller is provided inside with a riding wheel of the roller and a guiding riding wheel; the right end shaft is provided inside with a cable outlet. Due to the adoption of the structure, the thread (strand) supply is separated from the spinning roller, which improves the thread (strand) supply quantity each time, reduces the welding of steel wires, facilitates the improvement of the product quality and lowers the labor intensity of employees, along with convenient operation.
Owner:韩合山

Drop-out fuse

The invention discloses a drop-out fuse, which comprises a shell, an insulating body, a fuse tube, a fuse wire, a carrying cylinder and an alarm device, wherein the top part of the shell is in a roof-shaped structure which is high in middle part and low in two sides; the insulating body is vertically suspended in the shell; a metal cylinder is fixed at the upper part of the insulating body; a pair of elastic metal plates is obliquely fixed at the middle part of the insulating body; the metal cylinder and the elastic metal plates are connected to a working circuit; the fuse wire is fixedly connected with a metal post, passes through the fuse tube and then is fixedly connected with a metal ball; the metal ball receives resisting force, in opposite directions, of the pair of elastic metal plates; the fuse wire is in a stretched state; a spring sleeves the surface of the fuse tube and is in a compressed state to be propped against the metal post and the metal ball in the opposite directions; the carrying cylinder is located below the metal ball; an infrared sensor is arranged on the outer surface of the carrying cylinder; and the alarm device sends out an alarm after receiving an induction signal. According to the drop-out fuse, the fuse tube and the fuse wire can be sealed in the shell, so that the fuse wire, the fuse tube and metal elements are prevented from being disturbed by wind, rain, snow and heat; and the drop-out fuse can adapt to various severe environments.
Owner:国网湖北省电力有限公司武汉市经济开发区(汉南区)供电公司

Cyclic utilization process of waste activated carbon centralized regeneration treatment center

The invention relates to a cyclic utilization process of a regeneration treatment center, in particular to a cyclic utilization process of a waste activated carbon centralized regeneration treatment center. The process comprises the following steps of: replacing the activated carbon with saturated adsorption and feeding the replaced activated carbon to a regeneration center, discharging carbon from a waste carbon tank, and feeding carbon from a waste carbon blowing tank. According to the cyclic utilization process of the waste activated carbon centralized regeneration treatment center, by centralized treatment and recycling of waste activated carbon, enterprises do not need to undertake subsequent maintenance for treatment, and the cyclic utilization process is more environmentally friendly.
Owner:ZHEJIANG HUANXING MACHINERY

Nozzle moving device and automatic positioning method

ActiveCN107284051AEasy to moveSave daily cleaning and maintenance workPower drive mechanismsProduction lineStrip steel
The invention relates to a nozzle moving device, which comprises a base, a traverse moving mechanism, an edge finding support and a nozzle support, wherein the traverse moving mechanism is arranged on the base; the nozzle support is arranged on the edge finding support and together with the edge finding support, functions of edge finding and nozzle positioning are realized through the traverse moving mechanism. The technical scheme mainly solves the technical problem that during a process of using an inkjet printer to carry out inkjet printing on a strip steel operating at a high speed on a production line, the nozzle of the existing inkjet printer can not perform automatic edge finding and inkjet printing positioning according to changes of a strip steel edge part position.
Owner:SHANGHAI MEISHAN IRON & STEEL CO LTD

Drill rod spiral composite drilling machine for building

The invention discloses a drill rod spiral composite drilling machine for a building. The machine comprises a cart body; a stand column is arranged on the vehicle body; a limiting sleeve is arranged on a fixing block; the middle part of the limiting sleeve is sleeved with a screw mechanism; a rod body is movably inserted into the middle part of the limiting sleeve; a rotary excavating drilling bit, a first baffle ring, a second baffle ring, the limiting groove and the groove are sequentially formed in the surface of the rod body from bottom to top; a lifting ring is arranged in the groove; a threaded hole is formed in the surface of the top end of the rod body; the top of the rod body is fixedly connected with a cover plate through the threaded hole and the connecting screw rod in the threaded hole; when the rotary excavating drill bit and the rod body with the structure are used for forming a hole, the hole can be drilled; the soil body at the bottom is loose; when concrete is pouredthrough external concrete filling equipment, loose soil moves upwards under the spiral effect, so that the hole wall is smooth and firm, the hole forming effect is very good, hole collapse is avoided,and the hole wall is smooth under the effect of underground water; when the concrete is poured through the external concrete filling equipment, the friction resistance is very small when the rod bodydrives the soil upwards, and the power load of the driving motor is greatly reduced.
Owner:LIAOCHENG YELLOW RIVER ENG BUREAU

Manual double-cylinder residue discharging pump of biogas pool

The invention provides a manual double-cylinder residue discharging pump of a biogas pool, which relates to a residue discharging machine of a rural household biogas pool, in particular to a quick residue discharging machine which is suitable for petroleum industry and water conservancy industry. In the invention, a pump body 1 comprises two cylinder bodies which share a residue discharging pipe 2, two residue pressing rods 3 respectively pass through a sleeve pipe 4, the upper end of the sleeve pipe 4 is provided with a slide way, the middle part of a power rod 6 is connected with a supporting rod 7, and both ends of the power rod are connected with a traction piece 8 and a press rod connection cavity 9, the lower end of the pump body 1 is provided with a residue inlet 10, the side surface of the lower end of the pump body 1 is provided with a residue outlet 11, and the biogas residue reflux is respectively controlled by a connection body inner valve 16 and a connection body outer valve 17. When the manual double-cylinder residue discharging pump of the biogas pool, which adopts the mechanical principle, works, the double cylinders mutually assist. The manual double-cylinder residue discharging pump of the biogas pool has the advantages of quick residue discharge, strong interactive pressure, and the like. Compared with the traditional discharging machine, the manual double-cylinder residue discharging pump of the biogas pool saves time and labor and has the characteristics of simple structure, convenient operation, strong practicability, and the like.
Owner:刘延兵

Combined compressing apparatus

In a scroll compressor, a fixed wrap of a fixed end plate engages with an orbiting wrap of an orbiting plate to form a compressing chamber. A gas is introduced into the compressing chamber from the outer circumference and compressed towards the center as the orbiting end plate revolves with a driving shaft with respect to the fixed end plate. The gas is sent to a reciprocating compressor in which a piston moves up and down in a cylinder and further compressed therein.
Owner:ANEST IWATA CORP

Energy saving device for cyclic utilization of smoke of open smoke hood type silicon submerged arc furnace

The invention relates to an energy saving device for cyclic utilization of the smoke of an open smoke hood type silicon submerged arc furnace. According to the energy saving device for cyclic utilization of the smoke of the open smoke hood type silicon submerged arc furnace, a circulating draught fan, a smoke inlet pipeline, a smoke inlet pipeline valve, a smoke outlet pipeline and a smoke outlet pipeline valve are arranged between a smoke inlet and a smoke outlet of a heated surface quasi water heat utilization device such as a waste heat boiler or a waste heat draft furnace. Compared with an existing air mixing technology, the energy saving device for cyclic utilization of the smoke of the open smoke hood type silicon submerged arc furnace has the advantages that a larger amount of mixed smoke can be obtained, the waste heat utilization rate is increased, the power load of the draught fan used in cooperation with the open smoke hood type silicon submerged arc furnace can be lowered, and thus the effects of energy saving and emission reduction are achieved.
Owner:北京金泽智慧节能动力科技有限公司

Planet flat die granulator

The invention discloses a planet flat die granulator. The planet flat die granulator comprises a containing barrel for containing materials and an extrusion assembly coaxially arranged in the containing barrel to extrude the materials out of the containing barrel and form particles; extrusion holes are formed in the bottom of the containing barrel; the extrusion assembly comprises at least one circular truncated cone-structured extrusion roller for extruding the materials and a planet transmission mechanism for fixedly arranging the extrusion roller and driving the extrusion roller to rotate around the axis of the containing barrel and auto-rotate; the conical surface of the extrusion roller is tangential with the inside surface of the bottom of the containing barrel and the axis of the extrusion roller is coplanar with the axis of the containing barrel. According to the planet flat die granulator, the slippage and rotation stop phenomena existing in the slippage friction granulation mode are effectively avoided by the revolution and autorotation actions of the circular truncated cone-structured extrusion roller; the temperature rising in the granulation process is small, the humidity of the materials is convenient to control, the production efficiency is greatly improved, the compactness of the particles is enhanced and the product quality is greatly improved.
Owner:重庆力谱制药机械有限公司

Boost-forward-flyback high gain converter

A boost-forward-flyback convertor has a boost converting circuit, a forward converting circuit, a flyback converting circuit and a transformer. The boost converting circuit, the forward converting circuit and the flyback converting circuit are coupled by using elements of the boost and forward converting circuits to form the transformer. The boost-forward-flyback convertor combines benefits of conventional boost, forward and flyback convertors, specifically combines active clamping and lower power pressure to the element from the boost convertor, increases gain ratio by using the forward convertor and provides output to the load during a switch OFF-state from the combination of the flyback and boost converting circuit. The boost-forward-flyback convertor combines benefits of conventional boost, forward and flyback convertors and not only has very high gain, high converting efficiency and lower power loading for devices, but also is simple, cost less, easy to use and has a small volume.
Owner:NAT FORMOSA UNIV

Thin film transistor array substrate and manufacturing method thereof

A thin film transistor (TFT) array substrate with few processing steps and simple structure is provided, wherein merely two patterned metal layers are required and a patterned planarization layer is adopted to separate the two patterned metal layers from each other and thereby reduce power loading. In addition, the patterned planarization layer has slots to form height differences so as to separate scan lines from common electrodes to further reduce the power loading.
Owner:AU OPTRONICS CORP

Wind turbine pitch-angle control device and method thereof

A windmill pitch angle controller which reduces aerodynamic loading at the time of stoppage of a windmill. Upon input of a windmill stop instruction, the windmill pitch angle controller moves a pitch angle of each of windmill wings 5-1, 5-2 and 5-3 to a feathering position after matching the pitch angle of each of the windmill wings 5-1, 5-2 and 5-3.
Owner:MITSUBISHI HEAVY IND LTD
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