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公开(公告)号：KR1020120114779A
公开(公告)日：2012-10-17
申请号：KR1020110032531
申请日：2011-04-08
Applicant: 전남대학교산학협력단
CPC classification number: G01N29/02 , G01N29/222 , G01N29/2437 , G01N33/005 , G01N2291/021 , H01L41/25
Abstract: PURPOSE: A hydrogen sensor with a replaceable sensor unit is provided to improve the convenience for replacing a sensor and reduce manufacturing costs because only the sensor unit receiving signals is replaced instead of replacing all components constituting a sensor. CONSTITUTION: A hydrogen sensor with a replaceable sensor unit comprises an electric signal device(110), a piezoelectric element(120), a sensor unit(160), and a sensor unit attaching/detaching member(140). The electric signal device generates and detects electric signals. The piezoelectric element is connected to the electric signal device and generates ultrasonic waves when receiving the electric signals. The sensor unit is connected to the piezoelectric element and the ultrasonic waves are transmitted from the piezoelectric element to the sensor unit. The sensor unit attaching/detaching member is comprised in between the piezoelectric element and sensor unit and inserts and separates the sensor unit. [Reference numerals] (110) Electrical signal device; (120) Piezoelectric element; (140) Sensor unit attaching/detaching member; (160) Sensor unit
Abstract translation: 目的：提供具有可更换传感器单元的氢传感器，以提高更换传感器的便利性，并降低制造成本，因为仅更换传感器单元接收信号，而不是更换构成传感器的所有部件。 构成：具有可更换传感器单元的氢传感器包括电信号装置（110），压电元件（120），传感器单元（160）和传感器单元安装/拆卸构件（140）。 电信号装置产生并检测电信号。 压电元件连接到电信号装置，并在接收到电信号时产生超声波。 传感器单元连接到压电元件，超声波从压电元件传递到传感器单元。 传感器单元安装/拆卸构件包括在压电元件和传感器单元之间，并插入和分离传感器单元。 （附图标记）（110）电信号装置; （120）压电元件; （140）传感器单元安装/拆卸构件; （160）传感器单元
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公开(公告)号：KR1020140022089A
公开(公告)日：2014-02-21
申请号：KR1020140009796
申请日：2014-01-27
Applicant: 전남대학교산학협력단
IPC: G01N29/032
Abstract: The present invention provides an ultrasonic wave optical fiber hydrogen detection sensor which comprises: an electrical signal device for generating and detecting an electrical signal; a piezoelectric device which is connected to the electrical signal device for generating ultrasonic wave when an electrical signal is applied and generating an electrical signal when ultrasonic wave is applied; and a plurality of optical fibers of which one end are connected to the piezoelectric device and one or more hydrogen reaction unit is formed in a predetermined part wherein the plurality of optical fibers measure the concentration of hydrogen with high sensitivity in a range of two or more times greater by outputting the output voltage of the electrical signal in two or more times. According to the ultrasonic wave optical fiber hydrogen detection sensor of the present invention, the sensor is capable of outputting the output voltage two or more times greater by using a plurality of optical fibers which have a hydrogen reaction unit, improves the sensitivity for detecting hydrogen by reducing the output voltage by half or less than half smaller because the propagation of ultrasonic wave is interrupted or the ultrasonic wave is lost due to the hydrogen reaction units which is formed in the optical fibers, and has effects on improving the accuracy of the hydrogen detection and the stability. [Reference numerals] (110) Electrical signal device
Abstract translation: 本发明提供了一种超声波光纤氢探测传感器，它包括：用于产生和检测电信号的电信号装置; 压电装置，其连接到所述电信号装置，用于在施加电信号时产生超声波，并且当施加超声波时产生电信号; 以及多个光纤，其一端连接到压电器件，并且在预定部分中形成一个或多个氢反应单元，其中多个光纤在两个或更多个范围内以高灵敏度测量氢的浓度 通过两次或更多次输出电信号的输出电压来实现更大的倍数。 根据本发明的超声波光纤氢检测传感器，通过使用具有氢反应单元的多根光纤，传感器能够输出两倍以上的输出电压，提高了检测氢的灵敏度 由于超声波的传播被中断或由于在光纤中形成的氢反应单元而导致的超声波的损失，将输出电压降低了一半以上，并且具有提高氢检测精度的效果 和稳定性。 （附图标记）（110）电信号装置
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公开(公告)号：KR101261132B1
公开(公告)日：2013-05-06
申请号：KR1020110032533
申请日：2011-04-08
Applicant: 전남대학교산학협력단
Abstract: 본발명은고체재료로이루어지고일정크기를갖는플레이트; 상기플레이트의표면상에도포되는수소민감성물질코팅층; 상기플레이트의일단에연결되고전기신호가인가되면초음파를발생시키며초음파가가해지면전기신호를발생시키는압전소자; 상기압전소자에전기신호를발생및 상기압전소자로부터전기신호를검출하는전기신호장치를포함하는것을특징으로하는고감도수소감지센서를제공한다. 본발명에따른고감도수소감지센서에따르면, 주위에서손쉽게구하고얻을수 있는고체재료로이루어진플레이트에수소민감성물질을도포한후, 에폭시를이용하여압전소자와접착하여고감도수소감지센서를제작함으로써센서의제작이매우용이하고, 수소민감성물질이코팅되는플레이트의표면적이넓어많은양의수소민감성물질이코팅됨에따라수소검지시 검지신호의피크점 간의농도별진폭의차이가크게나타나농도별수소검지의파악이용이하며, 결과적으로농도별수소검지능력이우수한효과가있다.
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公开(公告)号：KR1020130137385A
公开(公告)日：2013-12-17
申请号：KR1020120060941
申请日：2012-06-07
Applicant: 전남대학교산학협력단
Abstract: The present invention comprises an electric signal device, a piezoelectric element, and a plurality of optical fibers. The electric signal device generates and detects electric signals. The piezoelectric element connected to the electric signal device generates ultrasonic waves when the electric signals are applied, and the piezoelectric element generates the electric signals when the ultrasonic waves are applied. One end of the optical fiber is connected to the piezoelectric element and the optical fiber includes one or more hydrogen reaction units. The plurality of optical fibers measures the concentration of hydrogen with high sensitivity within more than double ranges by outputting the voltage of the electric signal more than twice. According to the sensor for ultrasonic optical fiber hydrogen, the sensor outputs output voltage more than twice by using the plurality of optical fibers with the hydrogen reaction units, and improves the sensitivity for measuring hydrogen as the output voltage outputted caused by the loss of ultrasonic waves or the interruption of ultrasonic wave progress by the hydrogen reaction units is reduced by more than two times. The invention helps to improve the accuracy and reliability for measuring hydrogen. [Reference numerals] (110) Electric signal device
Abstract translation: 本发明包括电信号装置，压电元件和多根光纤。 电信号装置产生并检测电信号。 连接到电信号装置的压电元件在施加电信号时产生超声波，并且压电元件在施加超声波时产生电信号。 光纤的一端连接到压电元件，光纤包括一个或多个氢反应单元。 多个光纤通过将电信号的电压输出两次以上，在高于两倍的范围内，以高灵敏度测量氢的浓度。 根据超声波光纤氢传感器，传感器通过使用多个具有氢反应单元的光纤输出输出电压两次以上，提高了由于超声波损失而输出的输出电压而测量氢的灵敏度 或者氢反应单元的超声波进入的中断减少了两倍以上。 本发明有助于提高测量氢的准确性和可靠性。 （附图标记）（110）电信号装置
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公开(公告)号：KR101277849B1
公开(公告)日：2013-06-21
申请号：KR1020130018686
申请日：2013-02-21
Applicant: 전남대학교산학협력단
Abstract: 본 발명은 초음파를 이용하는 수소감지센서에 관한 것으로서, 본 발명에 따른 길이조절 및 탈착 가능한 초음파 이동부를 갖는 수소감지센서는, 전기신호를 발생 및 검출하는 전기신호장치와, 상기 전기신호장치에 연결되어 전기신호가 인가되면 초음파를 발생시키고 초음파가 가해지면 전기신호를 발생시키는 압전소자와, 상기 압전소자와 연결되어 상기 압전소자로부터 전달되는 초음파가 이동하고 일 측면에 수소 기체와 접촉 시 수소 기체를 흡수하여 팽창하는 수소 민감성 물질이 도포되는 광섬유 소재의 초음파 이동부를 포함하여 상기 수소 민감성 물질이 도포된 초음파 이동부의 초음파 반사율 변화를 측정하여 수소 기체의 농도를 측정하는 수소감지센서에 있어서, 상기 압전소자의 일단에 연결되어 상기 압전소자의 초음파를 상기 초음파 이동부에 전달하되, 상기 압전소자의 초음파가 상기 초음파 이동부로 전달되어 가는 방향을 제1 방향으로 정할 때 상기 제1 방향을 따라 소정 길이를 갖는 동시에 내면에 암나사가 형성되는 관형의 초음파 이동거리 조절부를 더 포함하고, 상기 초음파 이동부는 일단에 수나사가 형성되며, 상기 수나사의 상기 암나사에 대한 결합 길이 조절을 통해 상기 압전소자로부터 초음파 이동부로 이어지는 초음파의 전체 이동거리가 조절되어 수소 기체에 대한 감지 조건이 가변되는 것을 특징으로 한다.
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Patent Agency Ranking
公开(公告)号：KR1020130028130A
公开(公告)日：2013-03-18
申请号：KR1020130018686
申请日：2013-02-21
Applicant: 전남대학교산학협력단
CPC classification number: G01N29/02 , G01N29/222 , G01N29/2437 , G01N33/005 , G01N2291/021 , H01L41/25
Abstract: PURPOSE: A hydrogen detection sensor with an ultrasound movable unit which is length-adjustable and detachable is provided to install a sensor unit receiving ultrasonic signals to a piezoelectric element detachably, thereby improving user convenience. CONSTITUTION: A hydrogen detection sensor(100) with an ultrasound movable unit(130) which is length-adjustable and detachable comprises an electric signal device(110), a piezoelectric element(120), and an ultrasound moving distance adjusting unit(140). The electric signal device generates and detects electric signals. The piezoelectric element is connected to the electric signal device, thereby generating ultrasonic waves when the electric signals are applied. The ultrasound movable unit is connected to the piezoelectric element. A hydrogen sensitive material is spread on one surface of the ultrasound movable unit. The ultrasound moving distance adjusting unit is connected to one end of the piezoelectric element. [Reference numerals] (110) Electric signal device; (120) Piezoelectric element; (130) Ultrasound movable unit; (140) Ultrasound moving distance adjusting unit
Abstract translation: 目的：提供具有长度可调和可拆卸的超声波可移动单元的氢气检测传感器，以便将可超声波信号接收到压电元件的传感器单元可拆卸地安装，从而提高用户便利性。 构成：具有超声可移动单元（130）的氢探测传感器（100），其长度可调和可拆卸包括电信号装置（110），压电元件（120）和超声波移动距离调节单元（140） 。 电信号装置产生并检测电信号。 压电元件连接到电信号装置，从而当施加电信号时产生超声波。 超声波可动单元连接到压电元件。 感应敏感材料扩散在超声波可移动单元的一个表面上。 超声波移动距离调节单元连接到压电元件的一端。 （附图标记）（110）电信号装置; （120）压电元件; （130）超声波移动单元; （140）超声移动距离调节单元
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公开(公告)号：KR101314408B1
公开(公告)日：2013-10-04
申请号：KR1020120060943
申请日：2012-06-07
Applicant: 전남대학교산학협력단
Abstract: PURPOSE: An ultrasonic optical fiber hydrogen sensor module is provided to fixate an ultrasonic optical fiber not to be moved by an external force. CONSTITUTION: An ultrasonic optical fiber hydrogen sensor module includes a body (100), an ultrasonic optical fiber hydrogen sensor, and a cover (300). The body includes a seating unit, in which the ultrasonic optical fiber hydrogen sensor is seated, on the top surface. Holes connected to the seating unit are formed on the hydrogen sensor so that hydrogen touches the hydrogen sensor. The hydrogen sensor is seated on the seating unit of the body. The cover is joined to the upper part of a side of the body to be rotated and covers the top surface of the body. Holes are formed on the cover so that hydrogen touches the hydrogen sensor. The hydrogen sensor includes optical fibers sensing hydrogen; a piezoelectric element which is connected to both end portions and generates ultrasonic waves in case of receiving electrical signals; and a cable (230) applying the electric signals to the piezoelectric element.
Abstract translation: 目的：提供一种超声波光纤氢传感器模块，用于固定通过外力不被移动的超声波光纤。 构成：超声波光纤氢传感器模块包括主体（100），超声波光纤氢传感器和盖（300）。 主体包括位于顶表面上的超声波光纤氢传感器所在的座位单元。 连接到座位单元的孔形成在氢传感器上，使得氢接触氢传感器。 氢传感器就座在身体的座椅上。 盖体连接到主体侧面的上部以便旋转并覆盖主体的顶表面。 在盖上形成孔，使得氢接触氢传感器。 氢传感器包括感测氢的光纤; 在接收电信号的情况下连接到两端部并产生超声波的压电元件; 以及将电信号施加到压电元件的电缆（230）。
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公开(公告)号：KR101225833B1
公开(公告)日：2013-01-23
申请号：KR1020110032534
申请日：2011-04-08
Applicant: 전남대학교산학협력단
Abstract: 본 발명은 좌,우 양측으로 측벽이 세워지고 측벽에는 동일선상에 서로 마주보는 구멍이 관통되어 이루어진 지지대; 상기 지지대의 구멍에 양측 단부가 각각 삽입되어 수평이 유지되게 설치되는 센서부; 상기 지지대에 장착되어 회전력을 발생시키는 동력발생부; 상기 동력발생부의 회전력을 상기 센서부에 전달하는 동력전달부;를 포함하는 것을 특징으로 하는 수소 민감성 물질의 균질한 도포를 위한 센서부 회전장치를 제공한다.
본 발명에 따른 수소 민감성 물질의 균질한 도포를 위한 센서부 회전장치에 의하면, 센서부 전체 표면에 수소 민감성 물질의 균질한 코팅이 이루어지도록 함으로써 수소 검지시 신호의 감도를 향상시키고, 농도별 수소 검지 능력이 뛰어난 수소감지센서를 제작할 수 있는 효과가 있다.-
公开(公告)号：KR1020120114782A
公开(公告)日：2012-10-17
申请号：KR1020110032534
申请日：2011-04-08
Applicant: 전남대학교산학협력단
CPC classification number: G01N33/005 , B05B13/0228 , B05C13/02
Abstract: PURPOSE: A sensor part rotating apparatus for uniformly coating hydrogen-sensitive materials is provided to improve the sensitivity to signals from a hydrogen sensor when hydrogen is detected by the sensor. CONSTITUTION: A sensor part rotating apparatus(100) for uniformly coating hydrogen-sensitive materials includes a support(110), a sensor part(120), a power generating part(130), and a power transmitting part(140). Side walls(111) are installed at both sides of the support. Facing holes(112) are penetrated through the sidewalls. Both end parts of the sensor part are inserted into the holes, and the sensor part keeps horizontal. The power generating part is mounted at the support and generates torque. The power transmitting part transmits the torque to the sensor part. The power transmitting part is composed of a main gear(141) and a sub-gear(142). The main gear is connected to the power generating part. The sub-gear is engaged with the main gear and is connected to one side of the sensor part.
Abstract translation: 目的：提供用于均匀涂覆氢敏感材料的传感器部分旋转装置，以提高当传感器检测到氢时来自氢传感器的信号的灵敏度。 构成：用于均匀涂覆感温材料的传感器部分旋转装置（100）包括支撑件（110），传感器部件（120），发电部件（130）和动力传递部件（140）。 侧壁（111）安装在支架的两侧。 穿孔（112）穿过侧壁。 传感器部分的两端部插入孔中，传感器部分保持水平。 发电部件安装在支架上并产生转矩。 动力传递部将扭矩传递到传感器部。 动力传递部由主齿轮（141）和副齿轮（142）构成。 主齿轮与发电部连接。 副齿轮与主齿轮接合并连接到传感器部件的一侧。
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公开(公告)号：KR1020120114781A
公开(公告)日：2012-10-17
申请号：KR1020110032533
申请日：2011-04-08
Applicant: 전남대학교산학협력단
Abstract: PURPOSE: A high sensitivity hydrogen sensor is provided to multiply an amplitude difference according to concentration between peak points of sensing signals by coating a large amount of hydrogen sensitive material, thereby enhancing a capacity sensing the hydrogen depending on the concentration. CONSTITUTION: A high sensitivity hydrogen sensor comprises a plate(110), a hydrogen sensitive material coating film(120), a piezoelectric element(130), and an electric signal device(140). The plate is composed of solid materials and has a predetermined size. The hydrogen sensitivity material coating film is spread on a surface of the plate. The piezoelectric element is connected to one end part of the plate. The piezoelectric element generates ultrasonic waves when the electric signals are supplied to the piezoelectric element. The electric signal device generates the electric signals to the piezoelectric element and detects the electric signals from the piezoelectric element. [Reference numerals] (110) Plate; (120) Hydrogen sensitive material coating film; (130) Piezoelectric element; (140) Electrical signal device
Abstract translation: 目的：提供高灵敏度氢传感器，通过涂覆大量的敏感材料，根据感应信号的峰值点之间的浓度乘以幅度差异，从而根据浓度增强感测氢的能力。 构成：高灵敏度氢传感器包括板（110），感光材料涂膜（120），压电元件（130）和电信号装置（140）。 该板由固体材料组成并具有预定尺寸。 氢敏感性材料涂膜涂布在板的表面上。 压电元件连接到板的一个端部。 当将电信号提供给压电元件时，压电元件产生超声波。 电信号装置向压电元件产生电信号，并检测来自压电元件的电信号。 （附图标记）（110）板; （120）氢敏感材料涂膜; （130）压电元件; （140）电信号装置
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