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1. 发明专利

JP2013145122A Abnormality detection system and abnormality detection method for columnar structure 有权
标题翻译：异常结构异常检测系统和异常检测方法
公开(公告)号：JP2013145122A
公开(公告)日：2013-07-25
申请号：JP2012004775
申请日：2012-01-13
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社 , Airec Engineering Corp , アイレック技建株式会社 , Kozo Keikaku Engineering Inc , 株式会社構造計画研究所
发明人： NARIMATSU YUKI , HATA SHIGETOSHI , KIKUCHI MASATO , SHINOZAKI SATOSHI , SHIMOKAWA NAOKI , YAMAMOTO KAZUMI , YABE AKIHITO
IPC分类号： G01M99/00
摘要： PROBLEM TO BE SOLVED: To provide an abnormality detection system for a columnar structure capable of detecting damage of the columnar structure by using an elastic wave vibration mode even in the case where the columnar structure has a projecting metallic material or the like installed thereon.SOLUTION: When vibrations for swinging a concrete column 42 are made to generate to a circumferential surface from many directions, Lissajous is drawn in each direction on the basis of acceleration in a striking direction and acceleration in a striking perpendicular direction, occurrence of a torsional vibration is determined when a ratio between the maximum accelerations in the striking direction and in the striking perpendicular direction is equal to or greater than a prescribed value, and it is determined that a concrete column 42 has an abnormality caused by a cross section defect, in which accumulation kinetic energy in the striking perpendicular direction is within a prescribed value from just after striking till after a fixed time in each direction of the concrete column 42 determined to have the occurrence of the torsional vibration.
摘要翻译：要解决的问题：即使在柱状结构具有突出的金属材料等的情况下，也可以通过使用弹性波振动模式来提供能够检测柱状结构的损坏的柱状结构的异常检测系统。：当使混凝土柱42摆动的振动从许多方向向圆周表面产生时，基于撞击方向的加速度和冲击垂直方向的加速度，扭转振动的发生是在每个方向上拉伸当撞击方向和冲击垂直方向上的最大加速度之间的比率等于或大于规定值时确定，并且确定混凝土柱42具有由横截面缺陷引起的异常，其中累积冲击垂直方向的动能在j的规定值内在混凝土柱42的每个方向上的固定时间被确定为具有扭转振动的发生之后。

2. 发明专利

JP2012172997A Agitation apparatus for concrete pole 有权
标题翻译：混凝土搅拌装置
公开(公告)号：JP2012172997A
公开(公告)日：2012-09-10
申请号：JP2011032236
申请日：2011-02-17
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： HATA SHIGETOSHI , KIKUCHI MASATO , NARIMATSU YUKI
IPC分类号： G01N29/12
摘要： PROBLEM TO BE SOLVED: To provide an agitation apparatus for a concrete pole in which the fatigue of a checker can be reduced and further, more accurate vibration data can be acquired.SOLUTION: An agitation apparatus includes a hammer 11 which strikes a concrete pole 5 to agitate it, a crossbow unit 2 in a bow-shaped spring structure for giving an energizing force to the hammer 11, a main body unit 3 in a gun-shaped structure for pulling a trigger to pull the hammer 11 closer and to store the energizing force in the bow-shaped spring structure, perfectly pulling the trigger to strike the hammer with the energizing force of the bow-shaped spring structure, and returning the trigger to the original position after striking, and an agitation direction fixing unit 4 which has a leaf spring structure and is provided in the main body unit 3 so as to hold the concrete hole 5 between leaf body surfaces of leaf springs and along a circumferential surface of the concrete pole 5.
摘要翻译：要解决的问题：为了提供可以减少检验器的疲劳的混凝土柱的搅拌装置，并且可以获得更精确的振动数据。解决方案：搅拌装置包括敲击混凝土杆5以搅拌的锤11，用于向锤11施加激励力的弓形弹簧结构中的弩单元2，主体单元3 枪形结构用于拉动触发器以更靠近地拉动锤11并将激励力存储在弓形弹簧结构中，完美地拉动扳机以用弓形弹簧结构的激励力击打锤，并且返回触发器到打击后的原始位置，以及搅拌方向固定单元4，其具有板簧结构并且设置在主体单元3中，以将混凝土孔5保持在板簧的叶体表面之间并沿着周向混凝土柱5的表面。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2007121123A Nondestructive inspection method and device of degree of reinforcement corrosion in concrete structure by ultrasonic method 有权
标题翻译：非结构检验方法和超声波方法对混凝土结构加固腐蚀程度的影响
公开(公告)号：JP2007121123A
公开(公告)日：2007-05-17
申请号：JP2005314006
申请日：2005-10-28
申请人： Airec Engineering Corp , H & B System:Kk , Nippon Telegr & Teleph Corp , アイレック技建株式会社 , 日本電信電話株式会社 , 株式会社エッチアンドビーシステム
发明人： IRIE HIROSHI , YOSHIDA YASUKATSU , NAGASHIMA YUJI , KIKUCHI MASATO , KINOSHITA HISANOBU
IPC分类号： G01N29/44 , G01N17/00 , G01N29/04
摘要： PROBLEM TO BE SOLVED: To provide a nondestructive inspection method and device of a degree of reinforcement steel corrosion in a concrete structure by an ultrasonic method for quantitatively detecting the degree of corrosion by non-destruction.
SOLUTION: In the nondestructive inspection method of the degree of reinforcement corrosion in concrete, the degree of corrosion is determined with an addition spectrum SS(f). In this case, the addition spectrum SS(f) is determined by: (1) processing of averaging the reflected wave from the reinforcement to determine an averaged waveform F
n (t); (2) processing of extracting wave forms at a time interval including reinforcement reflected wave in the averaged waveform F
n (t) and determining a formation waveform FF
n (t); (3) processing of converting the formation waveform FF
n (t) into a frequency region with an FFT, and determining a power spectrum S
n (f); and (4) processing of determining an addition spectrum ΣS
n (f) (n=1-k).
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过超声波方法提供混凝土结构中钢筋腐蚀程度的非破坏性检查方法和装置，用于通过不破坏定量检测腐蚀程度。解决方案：在混凝土强化腐蚀程度的非破坏性检验方法中，腐蚀程度用加性光谱SS（f）确定。在这种情况下，加法频谱SS（f）由下式确定：（1）对来自加强件的反射波进行平均处理以确定平均波形F（SB）; （2）在平均波形F n（t）中以包括加强反射波的时间间隔提取波形的处理，并确定形成波形FF（SB）; （3）通过FFT将形成波形FF（SB）n（S）转换成频率区域的处理，以及确定功率谱S（SB）（f）; 和（4）确定加性光谱的处理（S）（f）（n = 1-k）。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2006003288A Method and apparatus for automatically computing propagation velocity of ultrasonic waves through concrete 有权
标题翻译：通过混凝土自动计算超声波传播速度的方法和装置
公开(公告)号：JP2006003288A
公开(公告)日：2006-01-05
申请号：JP2004182083
申请日：2004-06-21
申请人： Airec Engineering Corp , H & B System:Kk , Nippon Telegr & Teleph Corp , アイレック技建株式会社 , 日本電信電話株式会社 , 株式会社エッチアンドビーシステム
发明人： IRIE HIROSHI , TANIGUCHI SHIGEMI , NAGASHIMA YUJI , KIKUCHI MASATO , CHO HIROSHI , SEKI MOTONARI
IPC分类号： G01N29/00 , G01N29/44
摘要： PROBLEM TO BE SOLVED: To provide a method and an apparatus for automatically computing the propagation velocity of ultrasonic waves through concrete and which are capable of determining the velocity of sound without the requiring skills and thereby accurately measuring the thickness of a concrete structure, the depth of cracks, cavities, etc.
SOLUTION: The velocity of sound through concrete required, when the thickness of a concrete structure, the depth of cracks, cavities, etc. are measured through the use of ultrasonic waves is measured by installing transmitting and receiving probes on the surface of the concrete at a fixed distance (d) from each other, acquiring waveforms, automatically computing a propagation delay time To between the transmission and reception of ultrasonic waves, and dividing the fixed distance (d) by the propagation delay time To.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于自动计算超声波通过混凝土的传播速度的方法和装置，其能够在没有要求技能的情况下确定声速，从而精确地测量混凝土结构的厚度，裂纹深度，空腔等。解决方案：测量混凝土结构的厚度，裂纹深度，空腔等等时，通过使用超声波测量混凝土的声速。通过在混凝土表面上以固定距离（d）彼此安装发射和接收探头，获取波形，自动计算超声波发射和接收之间的传播延迟时间T0，并分割固定距离（d）通过传播延迟时间To。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2011257261A Method and device for detecting damage of columnar structure, and program 有权
标题翻译：用于检测柱结构损伤的方法和装置，以及程序
公开(公告)号：JP2011257261A
公开(公告)日：2011-12-22
申请号：JP2010131755
申请日：2010-06-09
申请人： Kozo Keikaku Engineering Inc , Nippon Telegr & Teleph Corp , 日本電信電話株式会社 , 株式会社構造計画研究所
发明人： NARIMATSU YUKI , IIDA TOSHIAKI , HATA SHIGETOSHI , KIKUCHI MASATO , MATSUMIYA NAOKI , YABE AKITO , YAMAMOTO KAZUMI
IPC分类号： G01N29/12 , G01M7/08 , G01M99/00 , G01N3/00 , G01N3/31
摘要： PROBLEM TO BE SOLVED: To provide a method for detecting damage of a columnar structure, which is capable of detecting the presence of damage, the degree of damage, and a damage direction of the columnar structure in a short time and at a low cost, without depending on variations in the columnar structure.SOLUTION: A vibration generator set between a bottom end and a tip end of a concrete column 1 generates vibrations for swinging the entire concrete column, in multiple horizontal directions. The vibrations for swinging the entire concrete column are received by a receiving sensor 3 installed between the bottom end and the tip end. A damage detection device 10 replaces time-series waveforms in respective circumferential directions, which are received by the receiving sensor 3, by a frequency distribution, extracts a time domain in which vibrations in an excitation direction are dominant, from the replaced frequency distribution, and calculates differences between dominant frequencies in the time domain in which the vibrations in the excitation direction are dominant, for respective circumferential directions. The damage detection device 10 displays a graph of the calculated differences of the dominant frequencies in respective circumferential directions and analyzes the differences of the dominant frequencies for respective circumferential directions to determine the presence of damage, the degree of damage, and a damage direction.
摘要翻译：要解决的问题：提供一种用于检测柱状结构的损伤的方法，其能够在短时间内和在短时间内检测柱状结构的损伤，损伤程度和损伤方向的存在低成本，不依赖于柱状结构的变化。解决方案：在混凝土柱1的底端和顶端之间设置的振动发生器产生在多个水平方向上摆动整个混凝土柱的振动。用于摆动整个混凝土柱的振动由安装在底端和末端之间的接收传感器3接收。损伤检测装置10通过频率分布来代替由接收传感器3接收的各周向的时间序列波形，从取代的频率分布中提取激励方向的振动占主导地位的时域，对于各个圆周方向，计算在激励方向上的振动占优势的时域中的主要频率之间的差别。损伤检测装置10显示计算出的各个周向上的主频的差分的曲线图，并且分析各周向的主频的差异，以确定损伤的存在，损伤的程度和损伤方向。版权所有（C）2012，JPO＆INPIT

6. 发明专利

JP2011021974A System and method for detecting damage of concrete pole using natural vibration mode 有权
标题翻译：使用自然振动模式检测混凝土桩的损伤的系统和方法
公开(公告)号：JP2011021974A
公开(公告)日：2011-02-03
申请号：JP2009166640
申请日：2009-07-15
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： IIDA TOSHIAKI , IRIE HIROSHI , KIKUCHI MASATO , SAKAI SATORU , NARIMATSU YUKI
IPC分类号： G01N29/12
摘要： PROBLEM TO BE SOLVED: To simply detect the presence of damages and damage direction of a concrete pole, in a short time at low cost.
SOLUTION: The concrete pole 1 is made to vibrate in a horizontal direction from a plurality of the directions on the same circumference of a circle by a vibration generator 5, to make the vibrations shaking the whole concrete pole 1 produced in many horizontal directions; vibration signals are received by the receiving sensor 3; arranged at a position in a direction opposite to the vibration position by about 180°; power spectra are calculated at each vibrating position from the received vibration signals by a measuring instrument 4; and the power spectra are compared with one another to thereby detect the presence of damages and the damage direction of the concrete pole 1.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：在短时间内以低成本简单地检测混凝土柱的损伤和损坏方向的存在。解决方案：通过振动发生器5，使混凝土杆1在圆周上的多个方向上在水平方向上振动，使得振动整个混泥土杆1在许多水平方向上产生振动方向; 振动信号由接收传感器3接收; 布置在与振动位置相反的方向的位置上约180°; 通过测量仪器4从接收的振动信号在每个振动位置计算功率谱; 并将功率谱进行比较，从而检测混凝土柱1的损伤和破坏方向的存在。版权所有（C）2011年，JPO＆INPIT

7. 发明专利

JP2010071748A Method for detecting damage of concrete pole 审中-公开
标题翻译：检测混凝土损伤的方法
公开(公告)号：JP2010071748A
公开(公告)日：2010-04-02
申请号：JP2008238129
申请日：2008-09-17
申请人： Kozo Keikaku Engineering Inc , Nippon Telegr & Teleph Corp , 日本電信電話株式会社 , 株式会社構造計画研究所
发明人： NISHINO RYUTARO , IRIE HIROSHI , KIKUCHI MASATO , ARAKI HIDERO , YABE AKIHITO
IPC分类号： G01N29/09
摘要： PROBLEM TO BE SOLVED: To provide a method for detecting the presence of the damage of a concrete pole in a short time at a low cost by a method other than a visual observation method.
SOLUTION: An exciting point 2 is set to the surface of the concrete pole 1, the vibration for rocking the whole of the concrete pole 1 is produced by exciting the exciting point 2 using the blow caused by an iron ball or a striking hammer to be received by the receiving sensor 3 installed between the ground side of the concrete pole 1 and the tip thereof, a power spectrum is calculated from the received vibration data, the vibration mode of the whole of the concrete pole 1 changed by the presence of the damage of the concrete pole 1 is calculated from the calculated power spectrum and a change in the vibration mode is set as a change in a spectrum shape to sense the damage of the concrete pole 1 from the change in the spectrum shape.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过除目视观察方法之外的方法以低成本在短时间内检测混凝土柱的损伤的存在的方法。
解决方案：在混凝土杆1的表面设置一个激动点2，通过使用铁球或撞击引起的冲击来激励激发点2产生用于摇摆整个混凝土杆1的振动锤子由安装在混凝土杆1的接地侧与其顶端之间的接收传感器3接收，根据接收到的振动数据计算功率谱，整个混凝土柱1的振动模式由于存在而改变根据计算的功率谱计算混凝土柱1的损伤，并且将振动模式的变化设定为光谱形状的变化，以从光谱形状的变化中感测到混凝土柱1的损伤。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2008002923A Nondestructive testing method of corrosion degree of rebar in concrete structure 有权
标题翻译：混凝土结构腐蚀程度的非破坏性测试方法
公开(公告)号：JP2008002923A
公开(公告)日：2008-01-10
申请号：JP2006172088
申请日：2006-06-22
申请人： Airec Engineering Corp , H & B System:Kk , Nippon Telegr & Teleph Corp , アイレック技建株式会社 , 日本電信電話株式会社 , 株式会社エッチアンドビーシステム
发明人： YOSHIDA YASUKATSU , IRIE HIROSHI , NAGASHIMA YUJI , KIKUCHI MASATO , KINOSHITA HISANOBU
IPC分类号： G01N29/04 , G01N29/44 , G01N33/38
摘要： PROBLEM TO BE SOLVED: To provide a nondestructive testing method of the corrosion degree of rebars 3 in concrete 1 capable of quantitatively and nondestructively testing the corrosion of the rebars 3 in the concrete 1.
SOLUTION: This nondestructive testing method of the corrosion degree of the rebars in a concrete structure is characterized by having steps of: installing a transmitting probe and a receiving probe at a distance L
0 on the rebars in reinforced concrete; transmitting an ultrasonic wave from the transmitting probe, and receiving a propagation waveform fo(t) by the receiving probe; extracting a waveform fp(t) in a time t=Ts to Te from the propagation waveform fo(t); determining a spectrum S(f) of a frequency function from the waveform fp(t); and determining a frequency Su corresponding to a point where a peak intensity determined by specifying a spectrum peak frequency Sm of the spectrum S(f) becomes 1/Z. In this case, Ts is a time from transmission until reception, Te is a constant, and Z is an optional positive number of one or higher.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供混凝土1中钢筋3的腐蚀程度的无损检测方法，该混凝土1能够定量和非破坏性地测试混凝土中钢筋3的腐蚀。解决方案：该无损检测方法混凝土结构中钢筋的腐蚀程度的特征在于具有以下步骤：在钢筋混凝土的钢筋上安装距离L 0 的传输探针和接收探头; 从发射探头发射超声波，并由接收探头接收传播波形fo（t）; 从传播波形fo（t）中提取时间t = Ts至Te中的波形fp（t）; 从波形fp（t）确定频率函数的频谱S（f）; 并且确定与通过确定频谱S（f）的频谱峰值频率Sm确定的峰值强度变为1 / Z的点相对应的频率Su。在这种情况下，Ts是从发送到接收的时间，Te是常数，Z是可选的正数为1以上。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2011242365A Crack detection device and crack detection method for concrete structure image, and program therefor 有权
标题翻译：混凝土结构图像的裂纹检测装置和裂纹检测方法及其程序
公开(公告)号：JP2011242365A
公开(公告)日：2011-12-01
申请号：JP2010117139
申请日：2010-05-21
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： NARIMATSU YUKI , KIKUCHI MASATO , OKA SOICHI , MATSUMIYA NAOKI , IIDA TOSHIAKI
IPC分类号： G01N21/88
摘要： PROBLEM TO BE SOLVED: To provide a crack detection device which automatically detects cracks occurring in a surface of a concrete structure from an image obtained by imaging the concrete structure, by image processing.SOLUTION: A crack detection device 100 comprises: a crack feature quantity extraction part 201 which selects a maximum pixel value as a crack feature quantity; a neighbor connection determination part 301 which uses a behavior expression of a neural network to execute neural convergence operation on a processing object image having a pixel value consisting of a crack feature quantity and determines a crack with respect to pixels being within a prescribed neighboring range of a determination object pixel of crack candidate pixels; a feature quantity determination part 302 which determines a crack on the basis of a value obtained by summing up feature quantities of the crack candidate pixels; an outlier determination part 303 which determines a crack on the basis of Euclidean distances of pixels adjacent to the determination object pixel of the crack candidate pixels; and an AND operation part 304 which operates AND among determination results of the neighbor connection determination part 301, the feature quantity determination part 302, and the outlier determination part 303.
摘要翻译：要解决的问题：提供一种裂纹检测装置，其通过图像处理从通过成像混凝土结构获得的图像中自动检测在混凝土结构的表面中发生的裂纹。解决方案：裂纹检测装置100包括：裂纹特征量提取部201，其选择最大像素值作为裂纹特征量; 相邻连接确定部301，使用神经网络的行为表达式对具有由裂纹特征量组成的像素值的处理对象图像执行神经收敛操作，并且确定相对于规定的相邻范围内的像素的裂纹裂纹候选像素的确定对象像素; 特征量确定部302，其基于通过对裂纹候选像素的特征量求和而获得的值来确定裂纹; 异常值判定部303，其基于与裂纹候选像素的判定对象像素相邻的像素的欧几里得距离来确定裂纹; 以及在相邻连接确定部301，特征量确定部302和异常值确定部303的确定结果中操作AND的“与”运算部304。（C）2012，JPO＆INPIT

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