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1. 发明专利

JP2017078765A 歪計測用光ファイバーケーブル、緊張材および歪計測用光ファイバーケーブルの端末処理方法审中-公开
公开(公告)号：JP2017078765A
公开(公告)日：2017-04-27
申请号：JP2015206124
申请日：2015-10-20
申请人：鹿島建設株式会社 , Kajima Corp , ヒエン電工株式会社 , Hien Electric Industries Ltd , 住友電工スチールワイヤー株式会社 , Sumitomo Denko Steel Wire Kk
发明人： SOGABE NAOKI , IMAI MICHIO , YAMAMOTO TORU , YAMANOBE SHINICHI , OKUBO KAZUMASA , CHIGIRI KAZUYOSHI , KOBAYASHI TOSHIYUKI , OIKAWA MASASHI , YAMADA MASATO , MATSUBARA YOSHIYUKI , NAKAGAMI SHINJI
IPC分类号： G02B6/44 , G01D5/353 , G02B6/245
摘要：【課題】端末処理が容易な歪計測用光ファイバーケーブル等を提供する。【解決手段】歪計測用光ファイバーケーブル20は、PC鋼線を撚り合わせた緊張材の長手方向に沿って設けられるものであり、歪計測に用いる光ファイバー21と、光ファイバー21を被覆する被覆材22と、被覆材22の外側に隣接して設けられるフィラー23を有する。フィラー23の融点は被覆材22の融点より低く、ケーブル20をフィラー23の融点以上且つ被覆材22の融点未満の温度で加熱してフィラー23を軟化させ、被覆材22で被覆された光ファイバー21を容易に取り出すことができる。【選択図】図2

2. 发明专利

JP2009031040A Brillouin scattering measuring device 有权
标题翻译：宝石散射测量装置
公开(公告)号：JP2009031040A
公开(公告)日：2009-02-12
申请号：JP2007193323
申请日：2007-07-25
申请人： Kajima Corp , Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社 , 鹿島建設株式会社
发明人： MURE KATSUHITO , NAKANO TATSUJI , MIURA SATORU , IMAI MICHIO
IPC分类号： G01M11/00 , G01D5/353
摘要： PROBLEM TO BE SOLVED: To provide a Brillouin scattering measuring device capable of measuring in a wide domain with a resolution of 1 m or less, and being automated easily, even if an optical fiber to be measured is changed.
SOLUTION: This Brillouin scattering measuring device has a light source 20 of laser light; a modulation means 21 for changing periodically the wavelength of the laser light; a branch part 23 for branching the laser light; a frequency conversion means 24 for converting the frequency of laser light on one branched side; a lead-out means 26 constituted so that a light wave outputted from the frequency conversion means enters one end of the optical fiber 25 to be measured, and that laser light on the other branched side enters the other end of the optical fiber to be measured, and provided between the branch part and the other end of the optical fiber to be measured, for leading out a light wave emitted from the other end of the optical fiber to be measured to a part other than the branch part; and a photodetector 27 for detecting the light wave led out of the lead-out means. In the device, a pulse conversion means 22 for pulsing continuous light with an integer-fold period of a period of the modulation means is provided between the light source and the branch part.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供能够以1m以下的分辨率在宽范围内测量并且容易自动化的布里渊散射测量装置，即使改变测量光纤。解决方案：该布里渊散射测量装置具有激光的光源20; 用于周期性地改变激光的波长的调制装置21; 用于分支激光的分支部23; 用于将激光的频率转换为一个分支侧的频率转换装置24; 引出装置26构成为使得从频率转换装置输出的光波进入要测量的光纤25的一端，另一个分支侧的激光进入待测光纤的另一端并且设置在待测量的光纤的分支部分和另一端之间，用于将待测量的光纤的另一端发射的光波导出到除了分支部分之外的部分; 以及用于检测从引出装置引出的光波的光电检测器27。在该装置中，在光源与分支部之间设置用于使调制装置的周期的整数倍的脉冲连续的光脉冲转换装置22。版权所有（C）2009，JPO＆INPIT

3. 发明专利

JP2008224338A Inter-layer displacement measuring method and instrument for layered structure 有权
标题翻译：层间位移测量方法和层状结构仪器
公开(公告)号：JP2008224338A
公开(公告)日：2008-09-25
申请号：JP2007061120
申请日：2007-03-10
申请人： Kajima Corp , 鹿島建設株式会社
发明人： SAKO YUJI , MIYAMOTO YUJI , MIURA SATORU , NAKANO TATSUJI , IMAI MICHIO
IPC分类号： G01B11/16 , G01D5/353
摘要： PROBLEM TO BE SOLVED: To provide a method and an instrument capable of measuring easily and precisely an inter-layer displacement in each layer of a layered structure.
SOLUTION: This method/instrument is arranged with a toggle mechanism 10
i pin-coupled pairedly each other with the first rod member 11 with one end pin-joined to a column beam coupling part 5 or a beam 3 of each layer or an optional layer 2
i of the layered structure 1, in the layer 2
i , and the second rod member 12 with one end pin-joined to the other column beam coupling part 5 or a column 4 of the layer 2
i , in free ends 15 of the both members 11, 12, is connected with a displacement gage 30
i between paired coupled nodes 15 of the toggle mechanism 10
i in the layer 2
i and the beam 3 or the column 4 of the layer 2
i , and finds the inter-layer horizontal displacement δ
i of the layered structure 1, based on a measured value by the displacement gage 30
i . The paired toggle mechanisms 10
i , 20
i are preferably arranged in each layer or the optional layer 2
i , and the displacement gage 30
i is connected between the paired coupled nodes 15, 15 of the paired toggle mechanisms 10
i , 20
i . An optical sensor 32 with the displacement gages 30
i bridged along a height direction may be also provided by connecting sequentially the paired coupled nodes 15 of the toggle mechanisms 10
i , 20
i in the each layer or the optional layer 2
i .
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供能够容易且精确地测量层状结构的每层中的层间位移的方法和仪器。
解决方案：该方法/仪器被布置成具有与第一杆构件11成对地成对地彼此成对地连接的肘节机构10，其中一端销连接到柱梁联接部分5或层2中的层3的层3或层2的结构1的任选的层2，以及具有一端针连接的第二杆构件12 在两个构件11,12的自由端15中的另一个柱梁联接部分5或层2的柱4与位移计30连接，层2中的肘节机构10的配对耦合节点15之间的SB> SB> i和/或层2的光束3或第4列， SB>，并且基于通过位移计30的测量值，找到分层结构1的层间水平位移δ i 。成对的肘节机构10优选地布置在每层或任选层2中，位移计30 i 连接在成对的肘节机构10，SB SB之间的配对耦合节点15,15之间。具有沿高度方向桥接的位移计30 的光学传感器32也可以通过顺序地连接肘节机构10的配对节点15来提供， SB> i 在每层或可选层2 中。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2005344390A Method of estimating rolling characteristic of material for civil engineering work 有权
标题翻译：估计公民工程工程材料滚动特性的方法
公开(公告)号：JP2005344390A
公开(公告)日：2005-12-15
申请号：JP2004165832
申请日：2004-06-03
申请人： Kajima Corp , 鹿島建設株式会社
发明人： YOSHIDA TERU , KITAMOTO YUKIYOSHI , HAYAZAKI TSUTOMU , MIURA SATORU , KAGEYAMA KOHEI , HIRAYAMA YASUNORI , AONO TAKASHI , IMAI MICHIO
IPC分类号： E02D3/026
摘要： PROBLEM TO BE SOLVED: To provide a method of estimating rolling characteristics of a material for civil engineering works, i.e. for estimating an N-ρ
d line representing the relationship between a rolling frequency N and dry density ρ
d in order to reasonably reset a necessary rolling frequency in a simple manner even if the quality of a banking material is changed during the execution of the work.
SOLUTION: With respect to a standard material A having a natural water content W
A , a field rolling test and indoor compacting tests the with application of at least two types of work loads E
c1 , E
c2 , are conducted, and field rolling frequencies N
1 , N
2 equivalent to the respective work loads E
c1 , E
c2 are set. Then with respect to a material B having a civil engineered water content W
B , dry densities ρ
d12 , ρ
d22 of the material B after rolling at the field rolling frequencies N
1 , N
2 are estimated based on the indoor compacting tests with the application of the work loads E
c1 , E
c2 . Further by using a curve 17 of rolling frequency N-dry density ρ
d for the material B for civil engineering having the civil engineered water content W
B which is obtained under condition that the curve should pass points (N
1 , ρ
d12 ), (N
2 , ρ
d22 ), a necessary rolling frequency at the time of the execution of the work for satisfying specifications of the dry density is set.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于估计用于土木工程的材料的滚动特性的方法，即用于估计表示轧制频率N和干燥之间的关系的N-ρ d 线密度ρ d ，以便即使在执行工作期间改变了银行资料的质量，也以简单的方式合理地重置必要的滚动频率。解决方案：对于具有天然含水量W A 的标准材料A，现场轧制试验和室内压实使用至少两种工作载荷E c1 ，E c2 ，并且相当于相应工作载荷E的平均轧制频率N 1 N 2 SB> c1 ，E c2 。然后，对于具有土木工程水含量W SB SB B的材料B，轧制后的材料B的干密度ρ d12 ，ρ d22 在现场轧制频率N 1 ，N 2 是基于使用工作负载E c1，E的室内压实测试 C2 。另外，对于具有土木工程用水含量W B 的土木工程材料B，使用轧制频率N-干密度ρ d 的曲线17，条件是曲线应通过点（N 1 ，ρ d12 ），（N 2 ，ρ d22 ）设定执行满足干密度规格的工作时的必要的轧制频率。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2017078618A 緊張管理システム、緊張管理方法审中-公开
公开(公告)号：JP2017078618A
公开(公告)日：2017-04-27
申请号：JP2015206129
申请日：2015-10-20
申请人：鹿島建設株式会社 , Kajima Corp , ヒエン電工株式会社 , Hien Electric Industries Ltd , 住友電工スチールワイヤー株式会社 , Sumitomo Denko Steel Wire Kk
发明人： SOGABE NAOKI , IMAI MICHIO , YAMAMOTO TORU , YAMANOBE SHINICHI , YAMANAKA OAKI , OKUBO KAZUMASA , CHIGIRI KAZUYOSHI , KOBAYASHI TOSHIYUKI , OIKAWA MASASHI , YAMADA MASATO , MATSUBARA YOSHIYUKI , NAKAGAMI SHINJI
IPC分类号： G01L1/24 , E04G21/12 , G01B11/16
摘要：【課題】緊張管理を好適に行うことができる緊張管理システム等を提供する。【解決手段】緊張管理システム1は、桁材60にプレストレスを導入する際の緊張管理に用いられる。緊張管理システム1は、光ファイバー組込式PC鋼材10の長手方向に沿って取り付けられた光ファイバーケーブル12と、光ファイバーケーブル12の光ファイバーの長手方向に沿った歪分布を計測する計測装置20と、光ファイバー組込式PC鋼材10の緊張時の上記歪分布から光ファイバー組込式PC鋼材10が周囲から受ける摩擦に関する摩擦情報を算出するPC30と、を備える。【選択図】図1

6. 发明专利

JP2012132927A Brillouin scattering measurement device 有权
标题翻译：宝石散射测量装置
公开(公告)号：JP2012132927A
公开(公告)日：2012-07-12
申请号：JP2012022857
申请日：2012-02-06
申请人： Kajima Corp , Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社 , 鹿島建設株式会社
发明人： YAZAWA SHINOBU , MURE KATSUHITO , NAKANO TATSUJI , MIURA SATORU , IMAI MICHIO
IPC分类号： G01D5/353 , G01B11/16 , G01K11/12 , G01M11/00
摘要： PROBLEM TO BE SOLVED: To provide a Brillouin scattering measurement device capable of measuring Brillouin scattering only using a measured optical fiber.SOLUTION: A Brillouin scattering measurement device comprises: measured light generation means for generating a probe light aand a pump light b; polarization combination means 40 for combining the probe light and the pump light generated by the measured light generation means in a state that a polarization plane is different; a measured optical fiber 41 whose one end receives a combined light from the polarization combination means; rotating reflection means 42 that is arranged on the other end side of the measured optical fiber, rotates the polarization plane of the combined light and reflects only the probe light in the combined light to let it re-enter the other end of the measured optical fiber; and probe light detection means that is arranged on one end side of the measured optical fiber and detects a probe light areflected by the rotating reflection means.
摘要翻译：要解决的问题：提供一种仅使用测量光纤测量布里渊散射的布里渊散射测量装置。解决方案：布里渊散射测量装置包括：测量光产生装置，用于产生探针光a 0 和泵光b 0 < / SB>; 偏振组合装置40，用于在偏振面不同的状态下组合探测光和由测量的光产生装置产生的泵浦光; 测量光纤41，其一端接收来自偏振组合装置的组合光; 配置在被测光纤的另一端的旋转反射装置42旋转组合光的偏振平面，仅反射组合光中的探测光，使其重新进入测量光纤的另一端 ; 以及探测光检测装置，其被布置在测量的光纤的一端侧，并且检测由旋转反射装置反射的探测光a 3 。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2009236813A Brillouin scattering measuring device 有权
标题翻译：宝石散射测量装置
公开(公告)号：JP2009236813A
公开(公告)日：2009-10-15
申请号：JP2008085474
申请日：2008-03-28
申请人： Kajima Corp , Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社 , 鹿島建設株式会社
发明人： YAZAWA SHINOBU , MURE KATSUHITO , NAKANO TATSUJI , MIURA SATORU , IMAI MICHIO
IPC分类号： G01D5/353 , G01B11/16 , G01K11/12 , G01M11/00 , G01N21/00
摘要： PROBLEM TO BE SOLVED: To provide a Brillouin scattering measuring device can measure Brillouin scattering by using only an optical fiber to be measured. SOLUTION: The Brillouin scattering measuring device includes: measuring light generating means for generating probe light a 0 and pump light b 0 ; polarized wave combining means 40 for combining the probe light and pump light, which have been generated by the measuring light generating means, in a state of different polarization planes; an optical fiber to be measured 41 having an end on which combined light from the polarized wave combining means is incident; rotating reflecting means 42, disposed at the other end of the optical fiber to be measured, which rotates the polarization plane of the combined light and reflects at least the probe light contained in the combined light and causes the probe light to be incident again on the other end of the optical fiber to be measured; and probe light detecting means, disposed at the one end of the optical fiber to be measured, which detects probe light a 3 reflected by the rotating reflecting means. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供布里渊散射测量装置可以仅使用待测量的光纤来测量布里渊散射。解决方案：布里渊散射测量装置包括：测量发光装置，用于产生探测光a 0 和泵光b 0 ; 极化波组合装置40，用于将由测量光产生装置产生的探测光和泵浦光组合在不同极化平面的状态; 要测量的光纤41，具有来自偏振波合成装置的组合光入射的端部; 旋转反射装置42，设置在待测量光纤的另一端，使组合光的偏振面旋转，并至少反射组合光中包含的探测光，并使探针光再次入射到要测量的光纤的另一端; 以及探测光检测装置，其设置在被测光纤的一端，检测由旋转反射装置反射的探测光a 3 。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2005139825A Method and system for producing gas hydrate 有权
标题翻译：生产天然气水合物的方法和系统
公开(公告)号：JP2005139825A
公开(公告)日：2005-06-02
申请号：JP2003379600
申请日：2003-11-10
申请人： Kajima Corp , 鹿島建設株式会社
发明人： MIURA SATORU , TSUYUKI KENICHIRO , IMAI MICHIO , FUJIMURA HISAO , FUJII NOBUHIRO
IPC分类号： E21B43/00 , C10L3/06
CPC分类号： E21B2043/0115
摘要： PROBLEM TO BE SOLVED: To provide a method and a system for producing a gas hydrate capable of efficiently decomposing the gas hydrate even under an environment in which there is water. SOLUTION: A gas hydrate-containing stratum 2 in a ground is cut and a winze 6 is excavated, a stratum cut article T in the winze 6 is irradiated with ultrasonic waves or electromagnetic waves and the gas hydrate GH is decomposed and a decomposition product gas G is recovered through the winze 6. Alternately, the winze 6 is excavated to the gas hydrate-containing stratum 2 in the ground, the stratum 2 is irradiated with the ultrasonic waves or the electromagnetic waves from the winze 6 and the gas hydrate GH in the stratum 2 is decomposed and the decomposition product gas G in the stratum 2 is recovered through the winze 6. The decomposition production gas G is separated and recovered preferably from the stratum cut article T after the decomposition or a gas hydrate decomposition product in the stratum 2 while a residue R after a gas separation is returned to the stratum 2. A frequency having the large energy loss of the gas hydrate and the small energy loss of water is used more preferably as the ultrasonic waves or the electromagnetic waves. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种即使在存在水的环境下也能够有效分解气体水合物的气体水合物的制造方法和系统。解决方案：切割地面中的含天然气水合物层2，挖出绞盘6，在超声波或电磁波中照射回卷6中的层状切割物T，并分解气体水合物GH 分解产物气体G通过绞盘6回收。或者，将绞汁6挖掘到地下的含天然气水合物层2，层2照射超声波或来自绞盘6和气体的电磁波层2中的水合物GH被分解，层2中的分解产物气体G通过回流6回收。分解产生气体G优选在分解后的层切割制品T或气体水合物分解产物在层2中，而气体分离后的残渣R返回到层2.具有大量天然气水合物的能量损失和水的小能量损失的频率被更多地使用可以作为超声波或电磁波。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2012229992A Optical fiber cord for strain detection 有权
标题翻译：用于菌株检测的光纤光栅
公开(公告)号：JP2012229992A
公开(公告)日：2012-11-22
申请号：JP2011098479
申请日：2011-04-26
申请人： Kajima Corp , 鹿島建設株式会社 , Tatsuta Electric Wire & Cable Co Ltd , タツタ電線株式会社
发明人： MIURA SATORU , IMAI MICHIO , MORINAGA SEIJI , SUZUKI AKIHITO , HORIGUCHI TETSUO , NAKAMURA KUNIHIKO
IPC分类号： G01B11/22
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber cord for strain detection that enables the types of strain measuring object to be increased significantly.SOLUTION: An optical fiber cord for strain detection 1 is used as a strain detection sensor for detecting a strain 2A of a measuring object 2, and the optical fiber cord for strain detection 1 comprises an optical fiber 10, and a coating part 11 that covers the periphery of an optical fiber wire 13 with the optical fiber 10 and has a tensile elastic modulus lower than that of the optical fiber 10.
摘要翻译：要解决的问题：提供一种能够使应变测量对象的类型显着增加的应变检测用光纤线。解决方案：用于应变检测的光纤1用作用于检测测量对象2的应变2A的应变检测传感器，并且用于应变检测的光纤1包括光纤10和涂覆部分 11，其用光纤10覆盖光纤线13的周围，并且具有比光纤10低的拉伸弹性模量。（C）2013，JPO＆INPIT

10. 发明专利

JP2008275489A Optical fiber sensor 有权
标题翻译：光纤传感器
公开(公告)号：JP2008275489A
公开(公告)日：2008-11-13
申请号：JP2007120391
申请日：2007-04-29
申请人： Anritsu Corp , Kajima Corp , アンリツ株式会社 , 鹿島建設株式会社
发明人： IMAI MICHIO , NAKANO TATSUJI , MIURA SATORU , NAKAMURA KENICHI
IPC分类号： G01B11/16 , G01D5/353
摘要： PROBLEM TO BE SOLVED: To extract only distortion by eliminating effect of a temperature change ΔT generated in an FBG sensor.
SOLUTION: The sensor 1 is structured of a first fixing body 10 and a second fixing body 20 respectively having a coefficient of thermal expansion β same as that of an object 50 to be measured, having sides 11, 21 facing with each other on a surface of the object 50 to be measured, and fixing at a predetermined interval L1, a pair of FBG sensors 2, 3 bridged between both of the fixing bodies 10, 20 and fixed on both of the fixing bodies 10, 20. A first extending part 12 is provided on an opposite side 11 of the first fixing body 10, wherein the first extending part 12 extends to the second fixing body 20 side, and includes an opposite edge 13 partially formed so as to face to the opposite side 11 through a clearance S. A second extending part 22 is provided on an opposite side 21 of the second fixing body 20, wherein the second extending part 22 extends to the first fix body 10 side, and includes an opposite edge 23 partially formed so as to face to the opposite edge 13 of the first extending part 12 at a predetermined interval L2 in the clearance S. The one FBG sensor 2 is fixed on a line connecting the opposite edges 13, 23 of the extending parts 12, 22 of both of the fixing bodies 10, 20. The other FBG sensor 3 is fixed on a line connecting the opposite sides 11, 22 of except for the extending parts 12, 22 of both of the fixing bodies 10, 20.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过消除FBG传感器中产生的温度变化ΔT的影响来提取失真。解决方案：传感器1由分别具有与要测量的物体50相同的热膨胀系数β的第一固定体10和第二固定体20构成，具有彼此面对的侧面11,21 在要测量的物体50的表面上以预定间隔L1固定一个桥接在两个固定体10,20之间并固定在两个固定体10,20上的FBG传感器2,3。第一延伸部12设置在第一固定体10的相对侧11上，其中第一延伸部12延伸到第二固定体20侧，并且包括部分地形成为面对相对侧11的相对边缘13 通过间隙S.第二延伸部22设置在第二固定体20的相对侧21上，其中第二延伸部22延伸到第一固定体10侧，并且包括相对的边缘23，该相对的边缘23部分地形成为面对第一个的相对边缘13 在间隙S中以预定间隔L2延伸部分12.一个FBG传感器2固定在连接两个固定体10,20的延伸部分12,22的相对边缘13,23的线上。另一个FBG 传感器3固定在连接两个固定体10,20的延伸部分12,22之间的相对侧面11,22的线上。（C）2009，JPO＆INPIT

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