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    • 1. 发明专利
    • Apparatus and method for inspecting defect of solar battery
    • 检查太阳能电池缺陷的装置和方法
    • JP2013026255A
    • 2013-02-04
    • JP2011156304
    • 2011-07-15
    • Npc Inc株式会社エヌ・ピー・シー
    • YOSHINO MASAHARU
    • H01L31/04G01R31/26
    • Y02E10/50Y02P70/521
    • PROBLEM TO BE SOLVED: To provide an apparatus and method for inspecting a solar battery which can detect a defect with high accuracy in consideration of a bias current that detours and flows through a resistance component of a measurement target cell.SOLUTION: A solar battery inspecting apparatus includes: a main light source 3 for irradiating light to a measurement target cell; a sub light source 4 for irradiating light to other cells; a shunt resistor 7 that converts an output current of a solar battery S to a voltage; an amplifier 8 for amplifying a voltage; a bias current extraction circuit 9 for extracting a bias current contained in the output; a bias current cancel circuit 10 that subtracts the bias current from an output of the amplifier; an A/D converter 12 for converting to digital data; an image processing apparatus 13 for performing image processing; and a display unit 14 for performing an image display. The solar battery inspecting apparatus performs inspection on the basis of a starting current component generated by the measurement target cell in consideration of the bias current.
    • 要解决的问题:提供一种用于检查太阳能电池的装置和方法,该太阳能电池可以考虑到绕过和流过测量目标电池的电阻分量的偏置电流,高精度地检测缺陷。 太阳能电池检查装置包括:用于向测量目标电池照射光的主光源3; 用于将光照射到其他单元的子光源4; 将太阳能电池S的输出电流转换为电压的分流电阻7; 用于放大电压的放大器8; 用于提取输出中包含的偏置电流的偏置电流提取电路9; 偏置电流消除电路10,其从放大器的输出中减去偏置电流; 用于转换成数字数据的A / D转换器12; 用于执行图像处理的图像处理装置13; 以及用于执行图像显示的显示单元14。 考虑到偏置电流,太阳能电池检查装置基于由测量对象单元产生的启动电流分量进行检查。 版权所有(C)2013,JPO&INPIT
    • 2. 发明专利
    • Solar cell characteristic measuring device and characteristic measuring method thereof
    • 太阳能电池特性测量装置及其特性测量方法
    • JP2010267676A
    • 2010-11-25
    • JP2009115857
    • 2009-05-12
    • Npc Inc株式会社エヌ・ピー・シー
    • OUCHI MASAYUKIYOSHINO MASAHARUITO TOMOAKINAKANISHI YUJI
    • H01L31/04
    • Y02E10/50
    • PROBLEM TO BE SOLVED: To provide a compact, inexpensive, and long-life solar cell characteristic measuring device and a characteristic measuring method thereof that measure characteristics of a solar cell which needs to be irradiated with light for a long time. SOLUTION: The solar cell characteristic measuring device includes a monitor cell 2, a flash lamp 3 which emits artificial solar light, equivalent Isc light lamps 4, a flash lamp control unit 5, an equivalent Isc light lamp control unit 6, an I-V measurement unit 7, and a center control unit 8. The center control unit 8 measures and controls irradiance of the flash lamp 3 with a measured short-circuit current of the monitor cell 2 to irradiate a solar cell 9 to be measured with standardized light, measures a short-circuit current of the solar cell 9 to be measured, stops the irradiation by the flash lamp 3, and controls irradiance of the equivalent Isc light lamps 4 so as to match with the measured short-circuit current of the solar cell 9 to be measured, so as to irradiate the solar cell 9 to be measured with equal Isc light, thereby measuring characteristics of the solar cell 9 to be measured. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种测量需要长时间照射光的太阳能电池的特性的紧凑,廉价且长寿命的太阳能电池特性测量装置及其特性测量方法。 太阳能电池特性测量装置包括监视器单元2,发射人造太阳光的闪光灯3,等效的Isc灯4,闪光灯控制单元5,等效的Isc灯灯控制单元6, IV测量单元7和中央控制单元8.中央控制单元8以测量的监视单元2的短路电流来测量和控制闪光灯3的辐照度,以用标准的光照射待测量的太阳能电池9 测量要测量的太阳能电池9的短路电流,停止闪光灯3的照射,并控制等效的Isc光灯4的辐照度,以与测得的太阳能电池的短路电流相匹配 9,以相等的Isc光照射待测量的太阳能电池9,从而测量被测量的太阳能电池9的特性。 版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • 太陽電池の欠陥検査装置
    • 太阳能电池缺陷检测装置
    • JP2014209518A
    • 2014-11-06
    • JP2013086011
    • 2013-04-16
    • 株式会社エヌ・ピー・シーNpc Inc
    • YOSHINO MASAHARU
    • H01L31/04G01R31/26
    • Y02E10/50
    • 【課題】測定対象セル上の欠陥を精度よく検出可能にする。【解決手段】太陽電池の欠陥検査装置は、主光源から発光されたコヒーレント光の反射角度を周期的に変更して、反射されたコヒーレント光を太陽電池セルの副走査方向に走査させる反射部材33と、コヒーレント光が照射された太陽電池セルの起電流信号に応じたパルス信号を生成するパルス信号生成部35と、パルス信号を積分した積分信号を生成する積分信号生成部と、反射部材の反射範囲を複数通りに変化させて、積分信号の信号レベルと基準信号の信号レベルとのレベル差が最小になるときの反射部材によるコヒーレント光の反射範囲を、反射部材の最終的な反射範囲として決定する反射範囲調整部20と、を備える。【選択図】図8
    • 要解决的问题:能够精确地检测测量对象单元上的缺陷。解决方案:一种太阳能电池缺陷检查装置,包括:周期性地改变由主光源发射的相干光的反射角的反射构件33, 并使反射相干光在太阳能电池单元的辅助扫描方向上扫描; 脉冲信号发生单元35,用于产生与发射相干光的太阳能电池单元的电动势信号相对应的脉冲信号; 积分信号生成单元,用于产生积分信号,脉冲信号被积分到其中; 以及反射范围调整单元20,其在多个范围内改变反射构件的反射范围,并且当积分信号的信号电平与第一和第二信号的水平差之间确定反射构件的相干光的反射范围时, 参考信号的信号电平最小是反射构件的最终反射范围。
    • 4. 发明专利
    • 太陽電池の欠陥検査装置及び欠陥検査方法
    • 检查太阳能电池缺陷的装置和方法
    • JP2014202538A
    • 2014-10-27
    • JP2013077179
    • 2013-04-02
    • 株式会社エヌ・ピー・シーNpc Inc
    • YOSHINO MASAHARU
    • G01R31/26G01R31/02H01L31/04
    • Y02E10/50
    • 【課題】測定対象セルの両端に、非測定対象セルが発電した電圧が印加されて検査精度が低下する現象を回避して高精度で欠陥を判定するとともに、測定対象の太陽電池セルに過大な逆バイアス電圧が印加されてダメージを受ける事態を防止する。【解決手段】測定対象セルに光を照射する主光源11、非測定対象セルに光を照射する副光源12〜14、主光源、副光源の動作を制御する光源制御回路2〜3、太陽電池からの電流に基づいて画像表示を行うための電流電圧変換回路6、バイアス電流キャンセル回路8、出力アンプ9、A/D変換回路15、画像処理部16、表示器17と、非測定対象セルにより発生して測定対象セルの両端に印加される電圧に対し逆極性のバイアス電圧を出力するバイポーラ電源22Aとを備え、非測定対象セルにより発生し測定対象セルの両端に印加される電圧を考慮して測定対象セルから発生した起電流成分に基づく検査を行う。【選択図】図1
    • 要解决的问题:为了在将待测量的太阳能电池单元产生的电压施加到待测电池的两端而防止损坏的同时防止检查精度降低的问题,为了高精度地确定缺陷, 由于施加过量的反向偏置电压而要测量的太阳能电池单元。解决方案:缺陷检查装置包括:用于用光照射被测量的电池的主光源11; 用于用光照射不被测量的电池的子光源12-14; 用于控制主光源和副光源的操作的光源控制电路2-3; 用于基于来自太阳能电池的电流显示图像的电流电压转换电路6; 偏置电流消除电路8,输出放大器9,A / D转换电路15,图像处理单元16,显示单元17和双极性电源22A,其输出极性与 由不被测量的单元产生并应用于要测量的单元的两端。 考虑到不被测量的电池产生的电压并将其施加到待测电池的两端,基于从待测电池产生的电动势分量进行检查。
    • 5. 发明专利
    • Solar battery defect inspection device
    • 太阳能电池缺陷检测装置
    • JP2014170908A
    • 2014-09-18
    • JP2013043354
    • 2013-03-05
    • Npc Inc株式会社エヌ・ピー・シー
    • OUCHI MASAYUKIMORITA TEIJIYOSHINO MASAHARU
    • H01L31/04G01R31/26
    • Y02E10/50
    • PROBLEM TO BE SOLVED: To accurately learn time to start inspection when a solar battery is inspected by means of a light beam.SOLUTION: A solar battery defect inspection device comprises a display device for displaying image data from an image processing device. The image processing device sets an inspection object string S, detects a light beam actual driving frequency, a time to reach the maximum amplitude point PM, a scan start point of the string on the basis of sensor output from a start sensor 9a situated at one end side, detects the scan start point of the string by the light beam on the basis of an output power generation signal or on the basis of the frequency of a driving signal having multiple rectangular pulses added to main scan means, the time to reach the maximum amplitude point of the light beam that is obtained as off-set time later as a predetermined constant time from the time of state change of each pulse, and scan phase information on the light beam obtained based on the output of the start sensor, and calculates image data indicating the power generation characteristic of each solar battery cell in the relation with the shape of each solar battery cell on the basis of the power generation signal output from each solar battery cell.
    • 要解决的问题:当通过光束检查太阳能电池时,准确地学习开始检查的时间。解决方案:太阳能电池缺陷检查装置包括用于显示来自图像处理装置的图像数据的显示装置。 图像处理装置设置检查对象串S,检测光束实际驱动频率,达到最大幅度点PM的时间,基于来自位于一处的起始传感器9a的传感器输出的串的扫描开始点 基于输出发电信号,或者基于添加到主扫描装置的具有多个矩形脉冲的驱动信号的频率来检测光束的扫描起始点,达到 从偏离状态变化时刻起,作为偏离时间的偏光时间获得的光束的最大振幅点,以及基于起动传感器的输出而获得的光束的扫描相位信息,以及 根据从各太阳能电池板输出的发电信号,计算与各太阳能电池单元的形状有关的各太阳能电池单元的发电特性的图像数据 细胞细胞
    • 6. 发明专利
    • Apparatus for inspecting defect of solar cell
    • 检查太阳能电池缺陷的装置
    • JP2014060213A
    • 2014-04-03
    • JP2012203337
    • 2012-09-14
    • Npc Inc株式会社エヌ・ピー・シー
    • YOSHINO MASAHARU
    • H01L31/04
    • Y02E10/50
    • PROBLEM TO BE SOLVED: To appropriately perform defect inspection of a plurality of types of solar cells with respect to a plurality of solar cells having different sizes.SOLUTION: In an apparatus 1 for inspecting defect of a solar cell in which one of a plurality of cells in a solar cell S connecting the plurality of cells in series is made to be an inspection object cell and the remaining cells are made to be a non-inspection object cell to perform defect inspection. This apparatus includes a main light source device 5 and sub-light source devices 10L, 10R which perform bias irradiation on a light receiving surface of the non-inspection object cell. The sub-light source devices 10L, 10R have a first sub-light source body 10a and a second sub-light source body 10b. The first sub-light source body 10a and the second sub-light source body 10b are selectively operated in accordance with the size of the light receiving surface of a cell of the solar cell S.
    • 要解决的问题:相对于具有不同尺寸的多个太阳能电池适当地执行多种类型的太阳能电池的缺陷检查。解决方案:在用于检查太阳能电池的缺陷的装置1中,其中多个 将连接多个单元的太阳能电池单元S中的单元串联成为检查对象单元,将剩下的单元作为不检查对象单元进行缺陷检查。 该装置包括在非检查对象单元的受光面上进行偏光照射的主光源装置5和副光源装置10L,10R。 副光源装置10L,10R具有第一副光源体10a和第二副光源体10b。 第一副光源体10a和第二副光源体10b根据太阳能电池S的电池的受光面的尺寸选择性地工作。
    • 7. 发明专利
    • Apparatus and method for inspecting defect of solar cell
    • 检测太阳能电池缺陷的装置和方法
    • JP2014041095A
    • 2014-03-06
    • JP2012184387
    • 2012-08-23
    • Npc Inc株式会社エヌ・ピー・シー
    • YOSHINO MASAHARU
    • G01R31/26H01L31/04
    • Y02E10/50Y02P70/521
    • PROBLEM TO BE SOLVED: To provide an apparatus and method for inspecting defect of a solar battery, configured to determine a defect with high accuracy, and to prevent damage in consideration of breakdown voltage of a solar battery cell, and to reduce inspection cost.SOLUTION: A defect inspection apparatus include: a main light source 14; a light source unit 19 having sub light sources 10A, 10B; a light source control circuit 29 for controlling operation of the light sources; an inspection pin switching circuit 28 for selectively supplying power to a string; a bias current extraction circuit 26 and a bias current cancelling circuit 25 for extracting a component corresponding to a bias current included in an output of the solar battery cell to cancel it; an image processing device 22; and a display unit 21. The light source control circuit irradiates a target solar battery cell of the solar battery cells supplied with power for each string with main light, and controls operation of the light sources so as to irradiate non-target solar battery cells with sub-light.
    • 要解决的问题:提供一种用于检查太阳能电池的缺陷的装置和方法,其被配置为高精度地确定缺陷,并且考虑到太阳能电池单元的击穿电压来防止损坏,并且降低检查成本。 缺陷检查装置包括:主光源14; 具有副光源10A,10B的光源单元19; 用于控制光源的操作的光源控制电路29; 用于选择性地向串提供电力的检查针切换电路28; 偏置电流提取电路26和偏置电流消除电路25,用于提取与太阳能电池单元的输出中包括的偏置电流相对应的分量,以取消它; 图像处理装置22; 以及显示单元21.光源控制电路照射被提供有每个串的电源的太阳能电池单元的目标太阳能电池单元具有主光,并且控制光源的操作以便照射非靶太阳能电池单元 亚光速。
    • 8. 发明专利
    • Solar battery inspection system, inspection device, inspection method, and solar battery inspection device manufacturing method
    • 太阳能电池检查系统,检查装置,检查方法和太阳能电池检查装置制造方法
    • JP2013140869A
    • 2013-07-18
    • JP2012000262
    • 2012-01-04
    • Npc Inc株式会社エヌ・ピー・シー
    • WATANABE MAKOTOYOSHINO MASAHARUOUCHI MASAYUKI
    • H01L31/04
    • Y02E10/50
    • PROBLEM TO BE SOLVED: To provide a solar battery inspection system, inspection device and inspection method which can inspect a solar battery simply, and a solar battery inspection device manufacturing method.SOLUTION: An inspection device 100 comprises a rectangular body 1, a light source 2, reflectors 3 and 4, and a placement stand 5. Since light irradiated from the light source 2 can be reflected using the reflectors 3 and 4 before being irradiated upon a solar battery module 30, the inspection device 100 for the solar battery module 30 can be reduced in size. Also, since a light pattern emitted from the light source 2 is varied while the light source remains fixed as a region upon which light is impinged is scanned, the inspection device 100 can be simplified. Furthermore, since solar battery cells constituting the solar battery module 30 are divided into virtual regions when inspection is performed, a location where a fault exists can be detected with high accuracy.
    • 要解决的问题:提供一种能够简单地检查太阳能电池的太阳能电池检查系统,检查装置和检查方法以及太阳能电池检查装置的制造方法。检查装置100包括矩形体1,光源 作为太阳能电池模块30的照射用的太阳能电池模块30,由光反射器3和4照射的光可以被反射体3和4反射。因此,太阳能电池模块30的检查装置100 可以减小尺寸。 此外,由于从光源2发射的光图案被改变,同时光源保持固定,因为扫描光的区域被扫描,所以可以简化检查装置100。 此外,由于构成太阳能电池模块30的太阳能电池单元在进行检查时被划分为虚拟区域,所以可以高精度地检测存在故障的位置。
    • 9. 发明专利
    • Inspection device and inspection method for solar battery
    • 太阳能电池的检查装置和检查方法
    • JP2013122998A
    • 2013-06-20
    • JP2011271185
    • 2011-12-12
    • Npc Inc株式会社エヌ・ピー・シー
    • YOSHINO MASAHARUWATANABE MAKOTOSUGA KATSUYUKIMORITA TEIJIOUCHI MASAYUKIYAMAOKA KENTOWATANABE YU
    • H01L31/04
    • Y02E10/50
    • PROBLEM TO BE SOLVED: To provide an inspection device and an inspection method for a solar battery capable of simply determining defects at low cost.SOLUTION: An inspection device for the solar battery in which solar battery cells 1, 2,... are connected in series includes: a light source 101 in which a plurality of point light source 101a, 101b,... are arranged; a light source control circuit 102 for controlling the light source so as to selectively turn off the point light source corresponding to the solar battery cell to be inspected and turn on the point light source corresponding to the solar battery cell other than that to be inspected; and a data processing device 107 for determining that the solar battery cell to be inspected has a defect when an output current from the solar battery exceeds a predetermined value.
    • 要解决的问题:提供能够以低成本简单地确定缺陷的太阳能电池的检查装置和检查方法。 太阳能电池单元1,2串联连接的太阳能电池检查装置包括:多个点光源101a,101b,...的光源101 安排 光源控制电路102,用于控制光源,以选择性地关闭对应于要检查的太阳能电池单元的点光源,并且打开与被检查的太阳能电池单元相对应的点光源; 以及用于当来自太阳能电池的输出电流超过预定值时,确定待检查的太阳能电池单元具有缺陷的数据处理装置107。 版权所有(C)2013,JPO&INPIT