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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 41. Отображено 41.
05-09-2016 дата публикации

VARIABLE PITCH TYPE UNMANNED AIR VEHICLE EQUIPPED WITH THRUST CONTROL UNIT

Номер: KR101654505B1
Автор: KIM, MU SEON
Принадлежит: KOREAUAV, CO., LTD.

The present invention relates to a variable pitch type unmanned air vehicle equipped with a belt type thrust adjustment unit, which comprises: an engine unit providing a rotational force for flight of the unmanned air vehicle; the thrust adjustment unit including a driving shaft connected to the engine unit to provide a predetermined rotational force, a plurality of rotary gears receiving the rotational force of the driving shaft to rotate in one direction, and driving belts coupled to the rotary gears respectively and transferring the predetermined rotational force to a rotor arm side; a rotor unit including the rotor arm unit forming a rotating shaft rotating a propeller by a rotational force of a power transmission shaft, a pitch adjustment unit coupled to the rotor arm unit and the rotating shaft and adjusting a pitch angle of the propeller and a connection coupler connecting the propeller to a rotating shaft to drive the propeller; and a flight body unit including an engine body unit ...

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06-10-2016 дата публикации

DEVICE FOR MOLDING COMPOSITE MATERIAL

Номер: WO2016159471A1
Принадлежит:

A device for molding a composite material comprises: a reservoir; a pressure container; a mold; a discharge part; a flow rate regulation part; and a control device. The reservoir stores a resin; the pressure container is connected with the reservoir and pushes the resin of the reservoir to the outside by applying pressure to the resin; the mold is connected with the reservoir and is injected with the resin pushed out from the reservoir; the discharge part is formed on the outside of the mold and removes the resin or a void formed between the resins; the flow rate regulation part is coupled to a second tube and regulates the flow rate of the resin injected into the mold; and the control device controls the flow rate regulation part.

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10-01-2017 дата публикации

복합소재용 접착제 및 이를 이용한 접착방법

Номер: KR0101694737B1
Автор: 김무선, 김정석
Принадлежит: 한국철도기술연구원

... 상기 복합소재용 접착제 및 이를 이용한 접착방법에서, 상기 복합소재용 접착제는 복합소재 패치, 접착제 및 백업부재를 포함한다. 상기 복합소재 패치는 파손된 구조물에 형성되는 파단면에 레이저가 조사되어 형성되는 가공면에 접착되고 상기 접착제는 상기 가공면과 상기 복합소재 패치의 사이에 형성되어 상기 가공면과 상기 복합소재 패치를 접착시키고, 상기 백업부재는 상기 복합소재 패치를 지지한다. 상기 가공면은 제1 섬유소재들 및 레진(Resin)을 포함하고, 상기 제1 섬유소재들은 와이어(wire) 형상을 가지고, 상기 레진은 상기 제1 섬유소재들을 커버하고 상기 제1 섬유소재들 사이에 충진된다.

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10-03-2017 дата публикации

COMMUNICATION DIAGNOSTIC DEVICE OF TRAIN CONTROL APPARATUS

Номер: KR101713966B1
Принадлежит: KRRI

A communication diagnostic device of a train control apparatus is disclosed. The communication diagnostic device of a train control apparatus according to the present invention includes a detection element unit which detects an electrical signal of a test message which is transmitted and received through a communication line of the train control apparatus; and a tester which diagnoses a communication function of the train control apparatus by analyzing the electrical signal sensed by the detection element unit. Accordingly, the present invention can accurately detect a failure in a transmission and reception step of the test message or a failure point in the train control apparatus. COPYRIGHT KIPO 2017 (10) Tester (30) Train control apparatus (Test target equipment) (A1,A2) Voltage detection element (A3,A4) Current detection element (B1,B2) Current detection element (→ direction) (C1,C2) Current detection element (← direction) ...

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14-12-2015 дата публикации

DEVICE AND METHOD FOR BRAKING RAILWAY VEHICLE

Номер: KR1020150139733A
Принадлежит:

The present invention relates to a railway vehicle brake device comprising: a brake instruction generation unit which generates a brake instruction for braking a railway vehicle; a comparison unit which determines whether the brake instruction is modified or not; a postponement unit which delays and outputs the braking instruction according to a result of the comparison unit; and a digital analog converter (DAC) which converts the brake instruction, which delayed by the comparison unit, into an analog signal and inputs to an actuator. COPYRIGHT KIPO 2016 (10) Weight sensing unit (20) Speed sensing unit (30) Brake instruction generation unit (40) Comparison unit (50) Delaying unit (70) Actuator ...

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18-01-2019 дата публикации

3D 프린팅에 이용되는 서포트 제작 최소화를 위한 고밀도 파우더 적층 장치

Номер: KR1020190006242A
Автор: 김무선, 정종덕, 홍재성
Принадлежит:

... 3D 프린팅 시 서포트 제작 최소화를 위한 고밀도 파우더 적층 장치는, 3차원 형상의 조형물이 조형되는 스테이지, 상기 분말소재를 상기 조형물이 형성되도록 순차적으로 상기 스테이지 상에 적층하는 리코터 및 상기 리코터의 후방에서 상기 리코터를 상기 스테이지 방향으로 이동시키며, 상기 스테이지 상에 안착한 상기 분말소재를 가압하는 이송유닛을 포함한다.

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07-01-2016 дата публикации

VERMIN CATCHER

Номер: KR1020160002012A
Автор: KANG, WI TAEK, KIM, MU SUN
Принадлежит:

The present invention relates to a vermin catcher, more particularly, to a vermin catcher which compositely emits light, heat and odor preferred by vermin to entice vermin, and which coercively sucks in vermin and grinds the sucked-in vermin to discharge the ground vermin. A vermin catcher according to the present invention includes: an enticement unit (11) which is coated, plated, or deposited by titanium dioxide, lactic acid, or both of titanium dioxide and lactic acid, and which uses its own odor or generates CO2 by chemical action to entice vermin; a catchment unit (12) inducing coercive suction of the vermin enticed in the enticement unit (11) in the other direction of the enticement unit (11); a grinding unit (13) grinding the vermin induced in the catchment unit (12), thereby simultaneously stamping out vermin and reducing the volume of vermin to drop the reduced vermin to be stored; a control unit (14) controlling operations of the enticement unit (11), the catchment unit (12), ...

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28-09-2016 дата публикации

승객 운송부의 위치감시 장치 및 방법

Номер: KR0101660701B1
Принадлежит: 한국철도기술연구원

... 승객 운송부의 위치감시 장치 및 방법이 개시된다. 승객 운송부의 위치감시 장치는 열차의 한 출입구의 2개의 도어를 제어하며, 도어를 스크린 도어의 개방폭에 대응되게 2개의 도어를 각각 제어하도록 신호를 송신하는 도어 컨트롤 유닛, 열차에 구비되며, 플랫폼에 구비된 위치마커를 인지하여, 열차의 현위치를 도어 컨트롤 유닛에 송신하는 송신유닛, 도어 컨트롤 유닛으로부터 신호를 전달받아, 구동하는 구동유닛, 구동유닛의 양측에 연결되어, 동력을 전달하는 동력 전달 유닛을 포함하며, 스크린 도어의 개방폭에 대응되게 2개의 도어가 각각 개폐되도록 구성이 가능하다 이는, 한 출입문의 두개의 도어를 각각 다르게 개방할 수 있어, 열차 도어의 정밀성을 향상시킬 수 있다.

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05-04-2016 дата публикации

APPARATUS AND METHOD FOR RECOGNIZING GETTING-ON AND OFF OF DOOR OF TRACKED VEHICLE

Номер: KR101606162B1
Принадлежит: KRRI

An apparatus according to the present invention comprises: a door control unit (DCU) which controls a door of a tracked vehicle; a reader which is installed in the tracked vehicle, emits a beam, receives tag information from a tag, and then traces the position of a transportation card on the basis of the received tag information; and a control unit which detects the tag information of the transportation card and the position of the transportation card through the reader in accordance with opening and closing of the door inputted from the DCU, and determines whether a passenger having the transportation card gets on or off on the basis of the detected position of the transportation card. COPYRIGHT KIPO 2016 (10) Reader (20) Camera unit (40) Communication unit (50) Control unit (60) Transportation card ...

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13-09-2018 дата публикации

APPARATUS AND METHOD FOR MEASURING TRAIN MOVEMENT INFORMATION

Номер: KR1020180101690A
Принадлежит:

An apparatus and method for measuring train movement information are disclosed. The apparatus for measuring train movement information according to the present invention includes: a distance measuring unit for measuring a distance to a train; and a movement information measuring unit for sampling the distance measured by the distance measuring unit, calculating average acceleration at each sampling point using a plurality of distances which are sampled, estimating the acceleration and deceleration states of the train by analyzing the calculated average acceleration, and then measuring at least one of the acceleration, speed, and distance of the train according to the estimated acceleration and deceleration states of the train. Accordingly, the present invention can accurately measure the acceleration, speed, and distance of the train which moves in real time. COPYRIGHT KIPO 2018 (10) Distance measuring unit (20) Movement information measuring unit ...

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23-02-2016 дата публикации

BREAK DEVICE OF TRAIN

Номер: KR0101596351B1
Принадлежит: 한국철도기술연구원

... 본 발명은 철도차량을 제동시키기 위한 제동지령을 생성하여 그레이 코드로 변환하는 제어부 및 제어부로부터 그레이 코드를 입력받아 바이너리 코드로 변환한 후 철도차량을 제동시키는 액추에이터에 입력하는 신호 처리부를 포함하는 것을 특징으로 한다.

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14-12-2015 дата публикации

RAILWAY VEHICLE BRAKING DEVICE

Номер: KR1020150139734A
Принадлежит:

The present invention relates to a railway vehicle braking device comprising: a control unit which generates and converts braking instructions into a gray code for braking a railway vehicle; and a signal processing unit which receives the gray code from the control unit and converts the same into a binary code, then inputs the code to an actuator for braking the railway vehicle. COPYRIGHT KIPO 2016 (10) Weight sensing unit (20) Speed sensing unit (30) Control unit (31) Brake instruction generation unit (32) Binary gray code converter (40) Signal processing unit (41) Gray binary code converter (42) Delaying unit (43) Binary code DAC (50) Actuator ...

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11-06-2018 дата публикации

RESIN VOID REMOVING APPARATUS AND RESIN VOID REMOVING METHOD USING SAME

Номер: KR101865696B1
Принадлежит: KRRI

The present invention relates to a resin void removing apparatus and a resin void removing method using the same. The resin void removing apparatus comprises: a resin storage box in which a resin is stored; a flow tube positioned in a tank and comprising a spiral layer and rotated by a motor to remove bubbles contained in the resin supplied from the resin storage box; a first tube connected to one end of the flow tube and extracting defoamed pure resin; and a second tube connected to the other end of the flow tube and extracting void-containing resin which is not defoamed. COPYRIGHT KIPO 2018 (500) Motor ...

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28-10-2016 дата публикации

열차의 정차 위치를 제어하기 위한 장치 및 방법

Номер: KR0101669879B1
Принадлежит: 한국철도기술연구원

... 본 발명은 열차의 정차 위치를 제어하기 위한 장치 및 방법을 개시한다. 열차의 제동 지연시간을 고려하여 열차의 상태변화를 피드포워드 방식(Feedforward), 칼만 필터 방식 및 모델예측제어 기법 등과 같은 다양한 예측 방식을 기반으로 예측하고, 그 결과에 기초하여 열차에 전달되는 동력의 크기 및 인가 시점을 제어함에 따라 열차의 정위치 정차 제어의 정확성을 향상시킬 수 있다.

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24-08-2017 дата публикации

SYSTEM FOR OPTIMIZING REAL-TIME SPEED OF TRAIN AND METHOD FOR OPTIMIZING REAL-TIME SPEED OF TRAIN USING SAME

Номер: KR101770594B1
Принадлежит: KRRI

In a system for optimizing the real-time speed of a train and a method for optimizing the real-time speed of a train using the same, the system for optimizing the real-time speed of a train includes an external variable input part, a speed optimization performing part, and an optimum speed output part. The external variable input part receives a new regulation speed profile of a remaining section and track information when an unexpected situation occurs during the operation of the train. The speed optimization part includes a genetic algorithm, derives an optimal notch through the genetic algorithm based on the regulation speed profile of the remaining section and the line information, and performs speed optimization. The optimum speed output part outputs the optimized speed through the speed optimization performing part and optimizes the speed of the train in real time. COPYRIGHT KIPO 2017 (100) External variable input part (200) Remaining section notch initial solution generation part ...

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02-04-2015 дата публикации

UNMANNED AIRCRAFT LAUNCHING DEVICE

Номер: WO2015046785A1
Принадлежит:

Disclosed is an unmanned aircraft launching device comprising: a moving rail arranged to slope by a predetermined angle so as to face in an upward direction; an aircraft transfer body configured to move along the moving rail, an unmanned aircraft being seated on the upper portion of the aircraft transfer body; a transfer body propulsion unit comprising a traction wire having one end coupled to the aircraft transfer body and the other end coupled to a wrench, thereby forming propulsion force for launching the aircraft transfer body; and a transfer body locking unit for locking the position of the aircraft transfer body or releasing the locking according to an input signal, wherein the traction wire comprises, in at least one area, an elastic wire extended or contracted by driving of the wrench, thereby applying elastic force to the aircraft transfer body; the transfer body locking unit comprises a pair of locking arms rotatably provided on both sides of the aircraft transfer body and configured ...

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13-05-2016 дата публикации

METHOD FOR MANUFACTURING COMPOSITE BOGIE FRAME FOR RAILROAD CAR BY USING RESIN TRANSFER PROCESS

Номер: KR1020160053297A
Принадлежит:

The present invention relates to a method for manufacturing a composite bogie frame for a railroad car by using a resin transfer process. The method comprises the steps of: coupling a longitudinal support filler and a horizontal support filler made of reinforcing fibers to form a base structure for the composite bogie frame; and mounting the base structure for the composite bogie frame on a mold which has first and second longitudinal support molding parts to mold a longitudinal support and a horizontal support molding part to mold a horizontal support and has inlets and outlets dispersed and arranged to inject and discharge mixed resin, injecting the mixed resin into the first and second longitudinal support molding parts and the horizontal support molding part through the inlets, and hardening the mixed resin. According to the present invention, during a manufacturing process of the H-shaped fiber-reinforced composite bogie frame for a railroad car, the inlets and the outlets are optimally ...

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25-05-2016 дата публикации

LOCATION MONITORING DEVICE FOR PASSENGER TRANSPORT UNIT AND METHOD THEREOF

Номер: KR1020160058534A
Принадлежит:

Disclosed are a location monitoring device for a passenger transport unit and a method thereof. The location monitoring device includes: a door control unit which controls two doors on the doorway of a train and transmits signals to individually control the two doors to make the opening width of the doors to match the opening width of screen doors; a transmission unit which is arranged on the train, recognizes a location marker arranged on the platform, and transmits the current location of the train to the door control unit; a driving unit which receives the signals from the door control unit to execute a driving operation; and a power transmission unit which is connected to both sides of the driving unit to transmit power. The location monitoring device is configured to open and close the two doors, respectively, to make the opening width thereof match the opening width of the screen doors. Accordingly, the location monitoring device can enhance the precision in controlling train doors ...

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25-06-2020 дата публикации

VERTICAL TAKEOFF AND LANDING TYPE HYBRID DRONE

Номер: WO2020130333A1
Автор: KIM, Mu Seon
Принадлежит:

The present invention relates to a vertical take-off and landing type hybrid drone comprising: a pair of front rotary rotors, which are formed on a fixed blade, perform a vertical rotation operation so that vertical taking-off and landing are performed, and respectively perform independent control in order to control the rockshaft of the drone; a rear rotary rotor which is formed on a tail wing and which provides propulsion during flight of the drone; a dual receiver for receiving a plurality of flight control signals; and a rotor control unit for analyzing the plurality of flight control signals transmitted from the dual receiver, and controlling the driving of the front and rear rotary rotors by selecting the flight control signal having a small error.

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25-11-2015 дата публикации

ENLARGING TUNNEL STRUCTURE INSTALLED WITH PARALLEL SUBSIDIARY MAIN TRACK TUNNEL FOR SIDETRACK STATION AND CONSTRUCTION METHOD FOR SAME

Номер: KR1020150131578A
Принадлежит:

Provided are an enlarging tunnel structure installed with a parallel subsidiary main track tunnel for a sidetrack station and a construction method for the same. Subsidiary main single line tunnels are disposed in a parallel manner in a station of a subway train of a main double track tunnel without a large section tunnel when a side track to evacuate a slow train is installed during an operation of a train to accelerate the train in a subway route of a wide area railway or an urban railway. Also, a tunnel is enlarged and a subsidiary main track is installed in the subway route in operation to allow the evacuation of the slow train in order to enable an express service and a slow service of the urban railway. Also, locations of turnouts of the up line and the down line are adjusted in a different manner to minimize the size of an enlarging cross section when the subsidiary main single line tunnel is connected to a main double track tunnel. Also, since the enlarging construction is performed ...

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31-05-2012 дата публикации

PRODUCTION METHOD FOR A SPLASH SHIELD USING A CONTINUOUS EXTRUSION-INJECTION-FOAMING MOULDING PROCESS

Номер: KR2012070918A2
Принадлежит:

The present invention relates to a production method for a splash shield using a continuous extrusion-injection-foaming moulding process, and more specifically relates to a method for producing a splash shield, in which method a base-portion raw material comprising a plastic, glass fibres, a compatibilizer and rubber is subjected to melt extrusion while at the same time injection moulding is carried out, and then, without removing the injection-moulded article from the injection mould, the injection mould is rotated in the open state, and the injection-moulded article is conveyed to a foaming mould and subsequently undergoes a flame treatment and a polyurethane foam moulding step. In the production method for a splash shield according to the present invention, a single process is used for the procedure in which the materials are separately compounded and pelletized and the procedure in which the injection-moulded article is moulded and a foamed body is moulded, and thus it is possible to ...

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09-11-2016 дата публикации

도어 개별제어 시스템 및 방법

Номер: KR0101674514B1
Автор: 김무선, 홍재성
Принадлежит: 한국철도기술연구원

... 도어 개별제어 시스템 및 방법이 개시된다. 도어 개별제어 시스템 및 방법은 열차의 한 출입구의 2개의 도어를 제어하며, 도어를 스크린 도어의 개방폭에 대응되게 2개의 도어를 각각 제어하도록 신호를 송신하는 도어 컨트롤 유닛, 도어 컨트롤 유닛으로부터 신호를 전달받아, 구동하는 모터, 모터의 양측에 연결되어, 구동을 전달하는 동력 전달 유닛, 동력 전달 유닛과 연결되며, 동력 전달 유닛에 전달된 동력을 도어에 전달 혹은 동력을 차단하는 결속장치를 포함할 수 있다. 스크린 도어의 개방폭에 대응되게 2개의 도어가 각각 개폐되도록 구성이 가능하다. 이는, 한 출입문의 두개의 도어를 각각 다르게 개방할 수 있어, 열차 도어의 정밀성을 향상시킬 수 있다.

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10-11-2016 дата публикации

VARIABLE PITCH TYPE DRONE

Номер: KR101675250B1
Автор: KIM, MU SEON
Принадлежит: KOREAUAV, CO., LTD.

The present invention relates to a variable pitch type drone, comprising: an engine to provide a rotary force to fly the drone; a thrust adjusting unit including a driving shaft connected to the engine, upper and lower gears to be rotated in a single direction by receiving the rotary force of the driving shaft, a first rotary gear to rotate in a forward direction by being engaged to the upper gear, a second rotary gear to rotate in a reverse direction by being engaged to the lower gear, and a power transmission shaft respectively connected to the first and second rotary gears to transfer the rotary force; a rotor unit including a rotor arm unit having a rotary shaft to rotate a propeller by the rotary force of the power transmission shaft, a pitch adjusting unit connected to the rotor arm unit and the rotary shaft to adjust a pitch angle of the propeller, and a connection coupler to drive the propeller by connecting the propeller and the rotary shaft; and a flight main body unit mounted ...

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05-09-2016 дата публикации

VARIABLE PITCH TYPE UNMANNED AIR VEHICLE USING BELT STRUCTURE

Номер: KR101654507B1
Автор: KIM, MU SEON
Принадлежит: KOREAUAV, CO., LTD.

The present invention relates to a variable pitch type unmanned air vehicle using a belt structure, which can drive for long time using a gasoline engine with a cooling system, or a driving motor. The variable pitch type unmanned air vehicle using the belt structure includes: an engine unit including a driving unit providing a rotation force for flight of an unmanned air vehicle, a fan driving unit driving a cooling fan cooling each cylinder of the driving unit, and a driving control unit controlling the driving of the engine unit; a thrust control unit including a transfer shaft providing a predetermined rotation force by receiving the rotation force from the driving unit, a power transfer member connecting the driving unit and the transfer shaft, and at least two rotation force providing units connected to the outer circumference of the transfer shaft and individually providing the rotation force of the transfer shaft to a rotor unit; the rotor unit rotating a propeller of the unmanned ...

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08-07-2016 дата публикации

APPARATUS AND METHOD FOR CONTROLLING STOP POSITION OF TRAIN

Номер: KR1020160082427A
Принадлежит:

Disclosed are an apparatus for controlling a stop position of a train and a method in the present invention. The apparatus predicts a state change of a train on the basis of various predicting methods such as a feedforward, Kalman filter method and a model predictive control technique, and controls the size of and a time to apply power to the train on the basis of the predicted result, thereby improving the accuracy of controlling the right stop position of the train. The apparatus comprises: a braking management unit generating a control input signal for predicting the state change of the train; and a power calculation unit determining the power transmitted to the train on the basis of the control input signal. COPYRIGHT KIPO 2016 (110) Brake management unit (120) Error estimating unit (130) Power calculation unit ...

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23-07-2020 дата публикации

BLOCKCHAIN-BASED PEST/DISEASE CONTROL SYSTEM AND METHOD

Номер: WO2020149625A1
Принадлежит:

Disclosed are a blockchain-based pest/disease control system and method. Provided are: a government/local government terminal for requesting a blockchain-based pest/disease control contract regarding a predetermined farmland/forest; a farmland/forest owner terminal for requesting a blockchain-based pest/disease control contract regarding a predetermined farmland/forest; a pest/disease controller terminal for accepting the blockchain-based pest/disease control contract according to the request from the government/local government terminal or the farmland/forest owner terminal; and a pest/disease control management platform server for mediating, with respect to the blockchain-based pest/disease control contract, between the government/local government terminal and the pest/disease controller terminal or mediating, with respect to the blockchain-based pest/disease control contract, between the farmland/forest owner terminal and the pest/disease controller terminal, and storing a pest/disease ...

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23-09-2015 дата публикации

MASSIVE MIMO SYSTEM AND TRANSMITTING/RECEIVING METHOD THEREOF

Номер: KR101555018B1
Принадлежит: KRRI

The present invention relates to a massive multiple-input-multiple-output (MIMO) system in a single cellular system and a limited feedback system and a transmitting or receiving method thereof and, more specifically, to a massive MIMO system comprising a transmission end having multiple transmission antennas and a reception end communicating with the transmission end, wherein the reception end and the transmission end share information on groups falling in different ranges of the transmission antennas and information on a mode where groups having the same number of the transmission antennas simultaneously operate; the reception end uses a codebook corresponding to each of the groups to calculate SINR for a group and a codeword, and generates feedback information based on the calculation to provide the information to the transmission end; the transmission end uses the feedback information to calculate the sum-rate of all groups belonging to the mode for a codeword at each mode and selects ...

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12-04-2016 дата публикации

BREAK DEVICE OF TRAIN AND METHOD THEREOF

Номер: KR0101611589B1
Принадлежит: 한국철도기술연구원

... 본 발명은 철도차량을 제동시키기 위한 제동지령을 생성하는 제동지령 생성부, 제동지령이 변경되었는지 여부를 판단하는 비교부, 비교부의 판단 결과에 따라, 제동지령을 지연시켜 출력하는 지연부 및 지연부에 의해 지연된 제동지령을 아날로그 신호로 변환하여 액추에이터에 입력하는 DAC(Digital Analog Converter)를 포함하는 것을 특징으로 한다.

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31-05-2012 дата публикации

PRODUCTION METHOD FOR A SPLASH SHIELD USING A CONTINUOUS EXTRUSION-INJECTION-FOAMING MOULDING PROCESS

Номер: WO2012070918A3
Принадлежит:

The present invention relates to a production method for a splash shield using a continuous extrusion-injection-foaming moulding process, and more specifically relates to a method for producing a splash shield, in which method a base-portion raw material comprising a plastic, glass fibres, a compatibilizer and rubber is subjected to melt extrusion while at the same time injection moulding is carried out, and then, without removing the injection-moulded article from the injection mould, the injection mould is rotated in the open state, and the injection-moulded article is conveyed to a foaming mould and subsequently undergoes a flame treatment and a polyurethane foam moulding step. In the production method for a splash shield according to the present invention, a single process is used for the procedure in which the materials are separately compounded and pelletized and the procedure in which the injection-moulded article is moulded and a foamed body is moulded, and thus it is possible to ...

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18-10-2016 дата публикации

ADHESIVE FOR COMPOSITE MATERIAL AND BONDING METHOD USING SAME

Номер: KR1020160120473A
Принадлежит:

Provided are an adhesive for composite materials and a bonding method using the same. The adhesive for composite materials comprises a composite material patch, an adhesive, and a backup member. The composite material patch is attached to a processing surface which is formed by irradiating a laser on the fractured surface of a broken structure. The adhesive is formed between the processing surface and the composite material patch, thereby bonding the processing surface to the composite material patch. The backup member supports the composite material patch. The processing surface includes first fiber materials and a resin, wherein the first fiber materials are in the shape of wires, whereas the resin covers the first fiber materials and fills the areas between the first fiber materials. The adhesive for composite materials of the present invention has increased bonding reliability and strength. COPYRIGHT KIPO 2016 ...

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08-12-2017 дата публикации

MOLDING DEVICE OF COMPOSITE MATERIAL STRUCTURE USING ELECTROMAGNET AND MOLDING METHOD OF COMPOSITE MATERIAL STRUCTURE USING MOLDING DEVICE

Номер: KR101806938B1
Принадлежит: KRRI

The present invention relates to a molding device of a composite material structure using an electromagnet, and a molding method of the composite material structure using the molding device. An objective of the present invention is to provide the molding device of the composite material structure using the electromagnet. The molding device is capable of molding a composite material even in a limited space instead of an autoclave requiring a large space for installation, reduces installation costs, and improves safety of installation environment. The molding device of the present invention comprises: a magnetism transmission mold on which a bottom portion of a prepreg-stacked composite material structure is seated, and which transmits a magnetic force to a top portion of the composite material structure; an electromagnet which is attached to a bottom portion of the magnetism transmission mold, and which applies the magnetic force to the magnetism transmission mold; and a magnetism material ...

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10-06-2016 дата публикации

INDIVIDUAL DOOR CONTROL DEVICE AND METHOD

Номер: KR1020160066064A
Принадлежит:

An individual door control device and a method are disclosed. The individual door control device may comprise: a door control unit controlling two doors of one entrance of a train, and transmitting a signal to a plurality of motors so as to individually control the doors for the doors to respond to an opening width of a screen door; a motor driven by receiving a signal from the door control unit; and a power transmission unit connected to one side of the motor to transmit power, and opening and closing the doors. Therefore, two doors of one entrance can be individually and differently opened to improve accuracy of a train door. COPYRIGHT KIPO 2016 (21) First motor (22) Second motor (31,32) First power transmission unit (51) First door (52) Second door (70) Train operation unit (71) Sensor ...

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27-01-2016 дата публикации

DEVICE FOR MOLDING COMPOSITE MATERIAL

Номер: KR101587977B1
Принадлежит: KRRI

A device for molding a composite material comprises a reservoir, a pressure container, a mold, a discharge unit, a flow rate control unit, and a control device. The reservoir stores a resin. The pressure container pushes the resin of the reservoir to the outside by being connected with the reservoir and applying the pressure to the resin. The mold is connected with the reservoir, and inserted with the resin pushed out from the reservoir. The discharge unit discharges the resin or a void formed between the resins by being formed on the outside of the mold. The flow rate control unit controls a flow rate of the resin inserted in the mold by being coupled to a second tube. The control device controls the flow rate control unit. COPYRIGHT KIPO 2016 ...

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10-12-2015 дата публикации

APPARATUS AND METHOD FOR BRAKING RAILWAY VEHICLE

Номер: WO2015186874A1
Принадлежит:

The present invention comprises: a braking command generation unit for generating a braking command for braking a railway vehicle; a comparison unit for determining whether the braking command has been changed; a delay unit for delaying and outputting the braking command, according to a result of the determination by the comparison unit; and a digital analog converter (DAC) for converting the braking command delayed by the delay unit to an analog signal and inputting the analog signal into an actuator.

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10-06-2016 дата публикации

INDIVIDUAL DOOR CONTROL SYSTEM AND METHOD THEREOF

Номер: KR1020160066063A
Принадлежит:

Provided are an individual door control system and a method thereof. The individual door control system and the method for the same comprises: a door control unit which controls two doors of an exit for a train and transmits a signal to control each of the two doors such that the doors match with opening widths of a screen door; a motor which receives the signal from the door control unit to operate; a power transmission unit which is connected to both sides of the motor to transmit power; and a binding device which is connected to the power transmission unit and conveys to the door the power transmitted to the power transmission unit or blocks the power. The two doors are installed such that each of the two doors is opened and closed, respectively, such that the doors match with the opening widths of the screen door. Accordingly, precision in a train door can be improved since each of the two doors of an exit can be differently opened. COPYRIGHT KIPO 2016 (20) Motor (30) Power transmission ...

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13-10-2016 дата публикации

ADHESIVE FOR COMPOSITE MATERIAL AND BONDING METHOD USING SAME

Номер: WO2016163614A1
Принадлежит:

In an adhesive for a composite material and a bonding method using the same, the adhesive for a composite material comprises a composite material patch, an adhesive, and a backup member. The composite material patch is bonded to a processed surface which is formed by irradiating a laser to a fracture surface formed in a damaged structure, the adhesive is formed between the processed surface and the composite material patch so as to bond the composite material patch to the processed surface, and the backup member supports the composite material patch. The processed surface includes first fiber materials and a resin, wherein the first fiber materials are in the shape of a wire, and the resin covers the first fiber materials and is filled between the first fiber materials.

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14-09-2018 дата публикации

복합소재 구조물 성형을 위한 밀폐 장치 및 이를 이용한 밀폐 방법

Номер: KR0101898574B1
Автор: 김무선, 장동욱
Принадлежит: 한국철도기술연구원

... 복합소재 구조물 성형을 위한 밀폐 장치 및 이를 이용한 밀폐 방법에서, 상기 밀폐 장치는 밀착용 노즐, 주름관 및 진공튜브를 포함한다. 상기 밀착용 노즐은 저면이 성형 소재의 표면에 접하는 하측노즐 및 상기 하측노즐로부터 상측으로 연장된 상측노즐을 포함한다. 상기 주름관은 상기 밀착용 노즐과의 사이에 공간부를 형성하며, 상기 밀착용 노즐의 외형을 커버한다. 상기 진공튜브는 상기 주름관의 내측으로 연장되어 상기 상측노즐과 연결되며, 진공이 인가되어 상기 성형 소재의 기공을 제거한다. 상기 진공튜브를 통해 진공이 인가됨에 따라 상기 주름관과 상기 밀착용 노즐과의 공간부가 축소되며 상기 주름관이 상기 밀착용 노즐에 밀착된다.

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28-02-2019 дата публикации

3D 프린팅에 이용되는 서포트 제작 최소화를 위한 고밀도 파우더 적층 장치

Номер: KR0101952947B1
Автор: 김무선, 정종덕, 홍재성
Принадлежит: 한국철도기술연구원

... 3D 프린팅 시 서포트 제작 최소화를 위한 고밀도 파우더 적층 장치는, 3차원 형상의 조형물이 조형되는 스테이지, 상기 분말소재를 상기 조형물이 형성되도록 순차적으로 상기 스테이지 상에 적층하는 리코터 및 상기 리코터의 후방에서 상기 리코터를 상기 스테이지 방향으로 이동시키며, 상기 스테이지 상에 안착한 상기 분말소재를 가압하는 이송유닛을 포함한다.

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04-07-2018 дата публикации

SEALING DEVICE FOR FORMING COMPOSITE MATERIAL STRUCTURE AND SEALING METHOD USING SAME

Номер: KR1020180075140A
Принадлежит:

The present invention relates to a sealing device for forming a composite material structure and a sealing method using the same. An objective of the present invention to provide a sealing device for forming the composite material structure, the sealing device which can be effectively used in a forming process using a microwave by having a relatively high sealing force, which is easily detached or attached, and which can be recycled. The sealing device comprises a close contact nozzle, a corrugated pipe, and a vacuum tube. The close contact nozzle includes a lower nozzle of which a bottom surface is in contact with the surface of a forming material, and an upper nozzle which is extended upward from the lower nozzle. The corrugated pipe enables a space part to be formed between the corrugated pipe and the close contact nozzle, and covers the outer shape of the close contact nozzle. The vacuum tube is extended to an inner side of the corrugated pipe such that the vacuum tube is connected ...

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28-07-2017 дата публикации

APPARATUS FOR DETECTING OBSTACLE OF DOOR

Номер: KR101761663B1
Принадлежит: KRRI

The present invention relates to an apparatus for detecting an obstacle of a door, which is configured to detect an obstacle insertion or withdrawal on a movement path of a first sliding door and a second sliding door performing an opening/closing operation while moving in a direction opposite to each other. The present invention includes: a first sensor body attached to a first sliding door, and extending from one end near the first sliding door to a plurality of branches; a second sensor body attached to the second sliding door, facing the first sensor body, and extending into a plurality of branches each intersecting the plurality of branches of the first sensor body; and a sensing portion inserted into at least one of the plurality of branches of the first and second sensor bodies, and sensing bending force due to deformation of the plurality of branches in accordance with the insertion or withdrawal of the obstacle. Accordingly, the present invention is able to detect obstacles based ...

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20-11-2014 дата публикации

ELECTRIC RAIL CAR DOOR STRUCTURE

Номер: WO2014185642A1
Принадлежит:

An electric rail car door structure capable of blocking external noise and vibration is disclosed. The electric rail car door structure according to one embodiment comprises: a door frame having a cavity part formed therein; a guide rail for guiding the opening and closing of the door frame; and a sealing unit which is inserted into the cavity part, moves downward so as to make contact with the guide rail when the door frame is closed, and moves upward so as not to make contact with the guide rail when the door frame is open.

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