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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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Применить Всего найдено 12. Отображено 12.
29-09-2017 дата публикации

LIQUID ELECTROLYTE, USE THEREOF AND METHOD FOR PREPARING SAME

Номер: KR1020170109402A
Принадлежит:

The present invention relates to a novel liquid electrolyte for a lithium battery, uses thereof and a method for preparing the same and, more specifically, to lithium salts having a structure represented by chemical formula 1. In the formula, m is an integer of 2 to 5; n is an integer of 1 to 10; R_1 to R_4 are respectively and independently hydrogen or alkyl groups having 1 to 4 carbon atoms. COPYRIGHT KIPO 2017 ...

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29-10-2015 дата публикации

Carbon Dioxide Arc Welding Machine

Номер: KR0101564040B1
Автор: 하재성
Принадлежит: 하재성

... 본 발명은 용접작업장 내로 누출되는 이산화탄소의 누적 누출량을 감지하여 경보하는 이산화탄소 아크 용접기에 관한 것으로, 용접시 발생하는 이산화탄소의 누적 누출량을 감지하는 센서(210)와, 상기 센서로부터 출력되는 신호에 근거하여, 상기 센서에 의해 감지된 이산화탄소의 누적 누출량이 미리 정해진 기준 값을 초과하는 경우에 경보를 발생시키는 경보부(251)를 포함한다.

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27-10-2017 дата публикации

액체 전해질, 그의 용도 및 제조방법

Номер: KR0101790774B1

... 본 발명은 리튬 전지용 신규 액체 전해질 및 그의 용도 및 제조방법에 관한 것으로, 구체적으로 하기 화학식 1의 구조를 갖는 리튬염을 제공한다. (화학식 1) 상기 식에서 m은 2 내지 5의 정수이고, n은 1 내지 10의 정수이며, R1 내지 R4는 각각 독립적으로 수소 또는 탄소수 1 내지 4의 알킬기이다.

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27-07-2017 дата публикации

METHOD FOR PREPARING LITHIUM FLUOROSULFONYLIMIDE BY USING ORGANIC SOLVENT

Номер: WO2017126851A1
Принадлежит:

The present invention relates to a method for preparing lithium fluorosulfonylimide and, particularly, provides a method for preparing lithium fluorosulfonylimide from a mixture containing a fluorosulfonylimide inorganic salt, a lithium salt, and a solvent containing an oxygen-containing organic compound. Configured to easily remove water and the solvent and thus to readily crystalize lithium fluorosulfonylimide, the method for preparing lithium fluorosulfonylimide according to an embodiment of the present invention can be used in the economical mass production of lithium fluorosulfonylimide used as an electrolyte of a secondary battery.

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26-07-2017 дата публикации

METHOD FOR PREPARING LITHIUM FLUOROSULFONYL IMIDE USING ETHER SOLVENTS

Номер: KR1020170086384A
Принадлежит:

The present invention relates to a method for preparing lithium fluorosulfonyl imide and, more specifically, to a method for preparing lithium fluorosulfonyl imide from a mixture including fluorosulfonyl imide inorganic salts, lithium salts and a solvent including ether. According to an embodiment of the present invention, moisture and the solvent are removed in an easy manner so it is easy to crystallize lithium fluorosulfonyl imide. Accordingly, lithium fluorosulfonyl imide, which is used as an electrolyte for a secondary battery, can be mass-produced economically. COPYRIGHT KIPO 2017 ...

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14-03-2018 дата публикации

술폰화 폴리테트라페닐 벤조페논 공중합체 및 이의 제조방법

Номер: KR0101838662B1

... 본 발명은 술폰화 폴리테트라페닐 벤조페논 공중합체, 이의 제조방법, 이를 포함하는 고분자 전해질막, 및 이를 포함하는 연료전지에 관한 것이다. 본 발명에 따른 술폰화 폴리테트라페닐 벤조페논(SPTBP) 공중합체는 에테르기 및 벤조일 모이어티 없이 중심쇄에 탄소-탄소 결합되어 중합체의 유연성 등의 특성이 개선되며, 높은 분자량을 갖게 되는 효과를 가진다. 또한 본 발명의 술폰화 폴리테트라페닐 벤조페논(SPTBP) 공중합체를 포함하는 고분자 전해질막(이하, 막이라 함)은 수소이온 전도도, 치수안정성, 수분흡수 등의 특성이 개선되는 효과를 가진다.

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08-07-2016 дата публикации

SULFONATED POLY(ISATIN-ETHER SULFONE), METHOD FOR PREPARING SAME AND POLYMER MEMBRANE COMPOSITION FOR FUEL CELL USING SAME

Номер: KR1020160081117A
Принадлежит:

The present invention relates to sulfonated poly(isatin-ether sulfone), a method for preparing the same and a polymer membrane for a fuel cell including the same. More particularly, the present invention relates to sulfonate poly(isatin-ether sulfone) having sulfonate groups introduced to the backbone and side chain of the polymer to improve proton conductivity, a method for preparing the same and a polymer membrane for a fuel cell including the same. According to the present invention, it is possible to minimize crosslinking reaction during superacid catalyzed polymerization by using bis-2,6-dimethylphenoxyphenylsulfone having metal-position steric hindrance through two methyl groups. It is also possible to improve proton conductivity by introducing sulfonate groups to the backbone and side chain of the polymer. Further, it is possible to reduce moisture absorption and to improve various physical properties such as solubility in a polar solvent and volumetric expansion. Therefore, it is ...

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19-07-2017 дата публикации

동작 인식을 이용한 음성 제어 장치 및 그 방법

Номер: KR0101753997B1
Автор: 성연식, 성만규, 하재성
Принадлежит: 계명대학교 산학협력단

... 본 발명은 동작 인식을 이용한 음성 제어 장치 및 그 방법에 대한 것이다. 본 발명에 따른 동작 인식을 이용한 음성 제어 장치는 사용자의 동작에 대한 다수의 동작후보군과, 각각의 동작에 대응되는 사용자의 음성에 대한 다수의 음성후보군을 저장하는 데이터베이스부와, 동작 인식 센서로부터 인식된 사용자의 동작을 분석하고 동작후보군을 이용하여 분석된 동작과 매칭되는 동작을 추출하는 동작 인식부와, 음성 인식 센서로부터 인식된 사용자의 음성을 분석하고 음성후보군을 이용하여 분석된 음성과 매칭되는 음성을 추출하는 음성 인식부 및 사용자의 동작이 인식되면, 동작 인식부로부터 추출된 동작에 대응되는 음성후보군 내에 인식된 사용자의 음성이 포함되어 있는지 판단하고, 판단 결과에 따라 음성 인식부로부터 추출된 음성에 대응되는 제어 신호를 생성하는 제어부를 포함한다. 본 발명에 따르면, 사용자의 음성과 동작을 통해 사용자의 의도를 정확하게 판단함으로써, 이를 모션 인식 기반의 게임 또는 어플리케이션에 적용하였을 때, 사람의 음성이 부정확 하거나 주변 소음이 심하여 음성인식률이 떨어지는 경우에도 정확한 제어가 가능한 효과가 있다.

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19-08-2016 дата публикации

SULFONATED POLYPHENYLENE POLYMER CONTAINING BENZOPHENONE USING NICKEL CATALYZED POLYMERIZATION

Номер: KR101649204B1

The present invention relates to a sulfonated polyphenylene polymer containing benzophenone and, more specifically, to a sulfonated polyphenylene polymer containing carbon-carbon bond type benzophenone, a fuel battery electrolyte film containing the sulfonated polyphenylene polymer, and a method of preparing the sulfonated polyphenylene polymer. According to the present invention, there is provided a sulfonated polyphenylene polymer containing benzophenone which contains no ether bond but carbon bonds in a polymer skeleton. Therefore, it is possible to provide an electrolyte film for a fuel battery, which does not incur an attacking reaction due to nucleophiles such as H_2O, hydrogen peroxides, hydroxide anions, and radicals, etc. The electrolyte film for a fuel battery also has a superb thermal stability, a high proton conductivity, and oxidation and mechanical stabilities at a high temperature. COPYRIGHT KIPO 2016 ...

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02-02-2018 дата публикации

SULFONATED POLYTETRAPHENYL BENZOPHENONE COPOLYMER AND MANUFACTURING METHOD THEREOF

Номер: KR1020180011569A
Принадлежит:

The present invention relates to: a sulfonated polytetraphenyl benzophenone copolymer (SPTBP); a manufacturing method thereof; a polymer electrolyte membrane including the sulfonated polytetraphenyl benzophenone copolymer; and a fuel cell including the same. The SPTBP according to the present invention performs carbon-carbon bonding to a center chain to improve the flexibility and other properties of the polymer, and has an effect of obtaining a high molecular weight without an ether group and a benzoyl moiety. In addition, the polymer electrolyte membrane (hereinafter referred to as a membrane) including the SPTBP copolymer of the present invention has an effect of improving properties such as hydrogen ion conductivity, dimensional stability, moisture absorption and the like. COPYRIGHT KIPO 2018 ...

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14-06-2017 дата публикации

VOICE CONTROL DEVICE USING MOTION RECOGNITION AND METHOD THEREOF

Номер: KR1020170065763A
Принадлежит:

The present invention relates to a voice control device using motion recognition and a method thereof. According to the present invention, the voice control device using motion recognition includes: a database unit which stores multiple motion candidate groups regarding the motion of a user and multiple voice candidate groups regarding the voice of the user corresponding to individual motions; a motion recognition unit which analyzes the motion of the user recognized by a motion recognition sensor and uses the motion candidate groups to extract the motion matched to the analyzed motion; a voice recognition unit which analyzes the voice of the user recognized by a voice recognition sensor and extracts the voice matched to the analyzed voice by using the voice candidate groups; and a control unit which determines whether the recognized voice of the user is included in the voice candidate groups corresponding to the motion extracted by the motion recognition unit upon recognizing the motion ...

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29-10-2018 дата публикации

EMPLOYMENT CONTRACT PRINTING APPARATUS USING BIOMETRIC INFORMATION AND OPERATING METHOD THEREOF

Номер: KR101912607B1

The present invention relates to an employment contract printing apparatus using biometric information and an operating method thereof. If first biometric information about a first employee is inputted into a biometric information input part, the first biometric information is converted into a first biometric information hash value, and then, a group of employees is searched for a first employee based on the biometric information hash value, and then, if leaving time information is not included in a first work record of the latest first work information for the first employee, leaving time information is updated based on a time when the first biometric information is inputted into the first work record of the first work information. After the update of the first work record, newly inputted second biometric information about the first employee is used as a secret key to encrypt the first updated work record, and thus, an employee leaving signature for the first work record is generated, ...

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