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1. 发明专利

CA2525776C REMOTE MAINTENANCE SYSTEM, MONITORING CENTER COMPUTER USED FOR THE SAME, MONITORING SYSTEM AND METHOD OF COMMUNICATION FOR MAINTENANCE 未知
公开(公告)号：CA2525776C
公开(公告)日：2007-11-06
申请号：CA2525776
申请日：2005-11-07
申请人： HITACHI LTD
发明人： TAKADA MASATOSHI , INOUE HIDENORI , NAGAFUCHI NAOYUKI , MORIKAWA TOSHIHIRO , GOTO JINICHIRO
IPC分类号： G05B23/02 , G06F13/00 , G06F19/00 , G06Q50/00 , G06Q50/10
摘要： A remote maintenance system is comprised of : a monitoring computer for monitoring a facility ; and a monitoring center computer for using maintenance management. The monitoring computer has a database for storing image data of the monitored facility. The monitoring center computer includes : a database for storing CAD data for the monitored facility. The monitoring center computer provides coordinates to the image data sent from the monitoring computer, and superposes the image coordinate data and CAD coordinate data for the CAD. And the center computer locates a needed maintenance spot on the basis of a result of the superposition processing.

2. 发明专利

CA2525776A1 REMOTE MAINTENANCE SYSTEM, MONITORING CENTER COMPUTER USED FOR THE SAME, MONITORING SYSTEM AND METHOD OF COMMUNICATION FOR MAINTENANCE 未知
公开(公告)号：CA2525776A1
公开(公告)日：2006-05-05
申请号：CA2525776
申请日：2005-11-07
申请人： HITACHI LTD
发明人： TAKADA MASATOSHI , GOTO JINICHIRO , MORIKAWA TOSHIHIRO , NAGAFUCHI NAOYUKI , INOUE HIDENORI
IPC分类号： G05B23/02 , G06F13/00 , G06F19/00 , G06Q50/00 , G06Q50/10
摘要： A remote maintenance system is comprised of : a monitoring computer for monitoring a facility ; and a monitoring center computer for using maintenance management. The monitoring computer has a database for storing image data of the monitored facility. The monitoring center computer includes : a database for storing CAD data for the monitored facility. The monitoring center computer provides coordinates to the image data sent from the monitoring computer, and superposes the image coordinate data and CAD coordinate data for the CAD. And the center computer locates a needed maintenance spot on the basis of a result of the superposition processing.

3. 发明专利

SG133593A1 REMOTE MAINTENANCE SYSTEM, MONITORING CENTER COMPUTER USED FOR THE SAME, MONITORING SYSTEM AND METHOD OF COMMUNICATION FOR MAINTENANCE 未知
公开(公告)号：SG133593A1
公开(公告)日：2007-07-30
申请号：SG2007040579
申请日：2005-11-04
申请人： HITACHI LTD
发明人： NAGAFUCHI NAOYUKI , INOUE HIDENORI , MORIKAWA TOSHIHIRO , GOTO JINICHIRO , TAKADA MASATOSHI
IPC分类号： G05B23/02 , G06F13/00 , G06Q50/00 , G06Q50/10
摘要： A monitoring system is comprised of: a monitoring computer for monitoring a facility; a monitoring center computer for monitoring information of the monitoring computer through a pay station line and transmitting information to the monitoring computer; a plurality of mobile equipment each connected to the monitoring computer by a communication line; and a database used for storing manual work data of a manual prepared for a work to be done by a worker. Each of the mobile equipment has a display for displaying the manual work data stored in the database; and a work-item input means for inputting a work condition as a condition of the work done by the worker. The monitoring computer has a reception means for receiving a work condition from any one of the mobile equipment, and a condition transmission for transmitting the work condition to the monitoring center computer. The monitoring center computer are comprised of: a procedure verification means for comparing a work condition entered from any one of the mobile equipment with the manual work data stored in the database; a work-site verification means for identifying a specific mobile equipment corresponding to a work site of a work indicated by a comparison result produced by the procedure verification means as a work with the work condition thereof not matching the manual work data; an error transmission means transmits information on a procedure error to the specific mobile equipment corresponding to a work site of the work with the work condition thereof not matching the manual work data.

4. 发明专利

SG122058A1 Remote maintenance system, monitoring center computer used for the same, monitoring system and method of communication for maintenance 未知
公开(公告)号：SG122058A1
公开(公告)日：2006-05-26
申请号：SG200508501
申请日：2005-11-04
申请人： HITACHI LTD
发明人： NAGAFUCHI NAOYUKI , INOUE HIDENORI , MORIKAWA TOSHIHIRO , GOTO JINICHIRO , TAKADA MASATOSHI
IPC分类号： G05B23/02 , G06F13/00 , G06Q50/00 , G06Q50/10
摘要： A remote maintenance system is comprised of: a monitoring computer 5 for monitoring a facility; and a monitoring center computer 9 for using maintenance management. The monitoring computer has a database for storing image data of the monitored facility. The monitoring center computer includes: a database 20 for storing CAD data for the monitored facility. The monitoring center computer provides coordinates to the image data sent from the monitoring computer, and superposes the image coordinate data and CAD coordinate data for the CAD. And the center computer locates a needed maintenance spot on the basis of a result of the superposition processing.

5. 发明专利

JP2004145496A Maintenance supporting method for equipment and facility 审中-公开
标题翻译：设备和设施的维护支持方法
公开(公告)号：JP2004145496A
公开(公告)日：2004-05-20
申请号：JP2002307780
申请日：2002-10-23
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： GOTO JINICHIRO
IPC分类号： G06Q50/06 , G05B23/02 , G06Q50/00 , G06Q50/10 , G06Q90/00 , G06F17/60
CPC分类号： Y04S10/54
摘要： PROBLEM TO BE SOLVED: To rationalize the preventive maintenance of a plant or equipment and facilities. SOLUTION: This maintenance supporting method for supporting the maintenance of equipment and facilities, the maintenance scheduled period of equipment and facilities is updated by using a loss function L(t) defined for each equipment facility, and a loss function L(t0) changing with time is calculated based on the information of the equipment and facilities changing with time acquired by remotely monitoring the equipment and facilities, and at least either the optimal check interval or optimal conservation limit is calculated based on the calculated loss function, and the maintenance scheduled time t2 of the equipment and facilities is updated based on the calculated optimal check interval or optimal conservation limit. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：使工厂或设备和设施的预防性维护合理化。
解决方案：通过使用为每个设备设施定义的损失函数L（t）来更新用于支持设备和设施维护的维护支持方法，设备和设施的维护预定时间，以及损失函数L（t0 ）随时间变化的计算是根据设备和设施随时间变化的信息进行计算的，通过远程监控设备和设施获取的时间，并且基于计算出的损失函数计算最优检查间隔或最优守恒极限，基于计算出的最佳检查间隔或最佳保存限值来更新设备和设施的维护预定时间t2。版权所有（C）2004，JPO

6. 发明专利

JP2002342418A POWER UTILIZATION SYSTEM 失效
公开(公告)号：JP2002342418A
公开(公告)日：2002-11-29
申请号：JP2001148160
申请日：2001-05-17
申请人： HITACHI LTD
发明人： HARUYAMA HIROSHI , GOTO JINICHIRO , ISHIDA TAKESHI , NAGABUCHI NAOYUKI , HORIE TORU , ARAKI KENJI
IPC分类号： G06Q50/06 , G06Q50/00 , H02J3/00 , H02J3/46 , G06F17/60
摘要： PROBLEM TO BE SOLVED: To support forming of a power receiving contract or the execution of the contract by selecting a power supplier meeting the requirements of a power demander. SOLUTION: This system is provided with a power utilization information providing means 5 which is connected with a plurality of power demanders 1 and a plurality of power suppliers 2 to obtain desire information 9 of the respective power demander to the power supplier and power generation information 10 being the power supplying condition of the respective power supplier and to transmit the obtained desire information 9 and the power generation information 10 respectively to the demanders 1 and the suppliers 2, a monitor 8 for monitoring a power quantity to be supplied to the demanders from the suppliers and the quality of power to be supplied and transmitting the monitoring results as power monitoring information, and a banking means 6, which manages receiving of power charges for the power demanders, information providing charge for information provided by the power utilization information providing means and a penalty charge to the power suppliers in the case of not meeting the power supplying conditions based on the power monitoring information.

7. 发明专利

JP2009047092A Performance diagnostic method and performance diagnostic system of gas turbine 有权
标题翻译：性能诊断方法和气体涡轮机性能诊断系统
公开(公告)号：JP2009047092A
公开(公告)日：2009-03-05
申请号：JP2007214932
申请日：2007-08-21
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： YOSHIDA TAKUYA , MORIKAWA TOSHIHIRO , GOTO JINICHIRO , HAYASHI YOSHIHARU
IPC分类号： F02C9/00 , F02C9/28
CPC分类号： F02D41/0007 , Y02T10/144
摘要： PROBLEM TO BE SOLVED: To accurately diagnose performance of a gas turbine by adjusting a few factors without relying on a complicated means.
SOLUTION: A gas turbine diagnostic system has a performance calculation circuit for calculating and outputting power generation output and the exhaust temperature of the gas turbine by receiving input of the intake temperature, the compressor pressure ratio and a fuel flow rate measured by an actual machine, and an evaluation circuit for evaluating performance based on a deviation between the power generation output outputted from the performance calculation circuit and an actual machine measured value of the exhaust temperature, and is provided with a correction circuit for setting a correction fuel flow rate provided by the calculation to the input to the performance calculation circuit by calculating a correction value of a value of the fuel flow rate based on the intake temperature, the compressor pressure ratio and the actual machine measured value of the fuel flow rate.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过调整几个因素来精确地诊断燃气轮机的性能，而不依赖于复杂的手段。解决方案：燃气轮机诊断系统具有一个性能计算电路，用于通过接收输入的进气温度，压缩机压力比和燃料流量测量的燃料流量来计算和输出燃气轮机的发电输出和排气温度实际机器和用于基于从性能计算电路输出的发电输出与实际机器测量值之间的偏差来评估性能的评估电路，并且设置有校正电路，用于设定校正燃料流量通过基于进气温度，压缩机压力比和燃料流量的实际机器测量值计算燃料流量的值的校正值，通过计算提供给对性能计算电路的输入。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2006242924A Apparatus and method for measuring gap in equipment seal 审中-公开
标题翻译：用于测量设备密封缝隙的装置和方法
公开(公告)号：JP2006242924A
公开(公告)日：2006-09-14
申请号：JP2005063100
申请日：2005-03-07
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： GOTO JINICHIRO , AOTO HIROAKI
IPC分类号： G01B21/16 , F01D11/02 , F01D25/00
摘要： PROBLEM TO BE SOLVED: To provide an apparatus and method for measuring a gap in an equipment seal that can achieve rationalization, in the measurement work of a seal gap, and to improve the reliability of a measured value.
SOLUTION: The apparatus for measuring the gap of the equipment seal, which measures the gap between a seal 101 and a turbine rotor 215 is equipped with a sensor 2, which is arranged between the seal 101 and the rotor 215, for measuring the seal gap between the seal 101 and the rotor 215; an electronic tag 9 for storing the measurement data measured by this sensor 2; and a sheet 1, which is a base for pasting the sensor 2 and electronic tag 9, formed by flexible materials.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于测量在密封间隙的测量工作中可以实现合理化的设备密封件中的间隙的装置和方法，并且提高测量值的可靠性。解决方案：用于测量密封件101和涡轮转子215之间的间隙的设备密封件间隙的测量装置配备有传感器2，传感器2设置在密封件101和转子215之间，用于测量密封件101和转子215之间的密封间隙; 用于存储由该传感器2测量的测量数据的电子标签9; 以及作为用于粘贴由柔性材料形成的传感器2和电子标签9的基座的片材1。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2003271233A Power supply facility and management method therefor 审中-公开
标题翻译：电力设施及其管理方法
公开(公告)号：JP2003271233A
公开(公告)日：2003-09-26
申请号：JP2002075387
申请日：2002-03-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： GOTO JINICHIRO , SEKIHARA TAKASHI , FURUKAWA MASAO
IPC分类号： G05B23/02
摘要： PROBLEM TO BE SOLVED: To solve problems in managing a distributed power supply facility reliably. SOLUTION: A distributed power supply management apparatus 4 attached to a distributed power supply 1 which can be detached and exchanged, a diagnosis apparatus 5 attached to inside the management apparatus 4 which can be detached and exchanged, and a recording medium 6, are provided. When taking out a recorded content in the diagnosis apparatus and the recording medium, a replacement of the management apparatus 4 is attached to the distributed power supply to continue to operate the distributed power source, and recorded information is taken out from the detached management apparatus 4 to help management. COPYRIGHT: (C)2003,JPO

10. 发明专利

JP2012007839A Heat exchanger 审中-公开
标题翻译：热交换器
公开(公告)号：JP2012007839A
公开(公告)日：2012-01-12
申请号：JP2010145403
申请日：2010-06-25
申请人： Hitachi Ltd , Sumitomo Precision Prod Co Ltd , 住友精密工業株式会社 , 株式会社日立製作所
发明人： EDA TAKASHI , TOGO EIJI , ODA SHIGEO , MAO TAKASHI , GOTO JINICHIRO
IPC分类号： F28F9/02 , F28F9/06
摘要： PROBLEM TO BE SOLVED: To improve workability in manufacturing and installing a large-scale heat exchanger 1, especially the one which is assembled on-site, to reduce the term of works and cost.SOLUTION: The heat exchanger 1 includes two or more heat exchanger modules 2 arranged in a predetermined direction in parallel, and first and second ducts 3 and 4 which extend in a predetermined direction and is connected to each heat exchanger module 2 to circulate fluid therethrough. At least one of the first and second ducts 3 and 4 is composed of divided ducts 33 and 43, which are divided into plural parts in a predetermined direction, connected through fastening means 332 and 432.
摘要翻译：要解决的问题：为了提高制造和安装大型热交换器1的可操作性，特别是现场组装的热交换器1，以减少工作期限和成本。解决方案：热交换器1包括平行布置在预定方向上的两个或更多个热交换器模块2，以及沿预定方向延伸并连接到每个热交换器模块2以使循环的第一和第二管道3和4 流体通过。第一和第二管道3和4中的至少一个由沿着预定方向分成多个部分的分开的管道33和43组成，通过紧固装置332和432连接。（C）2012年， JPO＆INPIT

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