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    • 3. 发明专利
    • Digital control panel test device and test method for the same
    • 数字控制面板测试装置及其测试方法
    • JP2013228314A
    • 2013-11-07
    • JP2012101245
    • 2012-04-26
    • Toshiba Corp株式会社東芝
    • KIJI JIYUNICHIINADA HIROSHISHIBATA MASAHIKOKIKUCHI TSUTOMUKAMAKURA AKIRA
    • G01R31/00G05B23/02H02P9/30
    • PROBLEM TO BE SOLVED: To execute verification of an input signal and an output signal at the time of a static characteristics test of a digital control panel and allow control characteristics such as transient characteristics to be verified in detail.SOLUTION: A digital control panel test device tests a digital control panel 1 that comprises a signal input section 11, a digital control command operation section 13 and a signal output section 15 and functions as a generator excitation control device and a steam turbine control device by an automatic test device 2. In the digital control panel 1, there are provided an operation data write section 16 for directly writing test data in the digital control command operation section 13 inside the digital control panel 1 and an operation data readout section 17 for directly reading out a calculation value 13s in a control board calculated by the digital control command operation section 13. Further, in the automatic test device 2, there are provided an operation data output processing section 24 for outputting the test data to the operation data write section 16 inside the digital control panel 1 and an operation data input processing section 25 for inputting the calculation value 13s in the control board read out by the operation data readout section 17 inside the digital control panel 1.
    • 要解决的问题:在数字控制面板的静态特性测试时执行输入信号和输出信号的验证,并且允许详细验证诸如瞬态特性的控制特性。解决方案:数字控制面板测试 设备测试数字控制面板1,其包括信号输入部分11,数字控制命令操作部分13和信号输出部分15,并且通过自动测试装置2用作发电机励磁控制装置和汽轮机控制装置。 在数字控制面板1中,设置有用于在数字控制面板1内部的数字控制指令运算部13内直接写入测试数据的操作数据写入部16和用于直接读出计算值13s的操作数据读出部17 由数字控制指令运算部13计算出的控制基板。另外,在自动测试装置2中, 输出用于将测试数据输出到数字控制面板1内部的操作数据写入部分16的操作数据输出处理部分24和用于输入由操作数据读出的控制板中的计算值13s的操作数据输入处理部分25 数字控制面板1内的读出部17。
    • 4. 发明专利
    • METHOD AND DEVICE FOR ADAPTIVE CONTROL
    • JPH0651804A
    • 1994-02-25
    • JP20261092
    • 1992-07-29
    • TOSHIBA CORP
    • KIJI JIYUNICHI
    • G05B13/02
    • PURPOSE:To provide the adaptive controller which can obtain satisfactory and response velocity even when it is applied to a controlled system to considerably change dynamic characteristics. CONSTITUTION:The sensitivity of the state feedback gain of a controlled system 10 is calculated by inputting on-line input data (u) and output data (y) of the controlled system 10 to a feedback gain sensitivity calculator 40. When it is judged based on a judge reference by a controller 20 this sensitivity is zero, it is judged the state feedback gain is optimum and when it is judged the sensitivity is close to zero, the fine adjustment of the state feedback gain is performed by using the sensitivity. Further, when it is judged the sensitivity is considerably different from zero, an initializing command is impressed to an on-line identifier 30, and the covarience matrix of on-line identification is initialized.
    • 5. 发明专利
    • ADAPTIVE CONTROL METHOD
    • JPH05119805A
    • 1993-05-18
    • JP28160791
    • 1991-10-28
    • TOSHIBA CORP
    • KIJI JIYUNICHIIMAZAKI NAOKIENDO KYOICHI
    • G05B13/02
    • PURPOSE:To secure the response speed and precision even at the time of applying the method to an object whose dynamic characteristic is varied greatly by discriminating optimal feedback gain derived by a system identifying method from sensitivity of state feedback gain of the object system and executing its fine adjustment. CONSTITUTION:An on-line identification device 30 executes on-line identification by discriminating a fundamental identification device corresponding to the present action of an object system 10 from in plural fundamental identification devices from on-line input/output data (u), (y) of the object system 10, and gives optimal feedback gain Ko to a controller 20. Also, a feedback gain sensitivity computer 40 calculates sensitivity dV/dK of state feedback gain given to the controller 20 at present by using the on-line input/output data (u), (y) of the object system 10. The controller 20 discriminates whether the sensitivity dV/dK of the calculated state feedback gain is optimal or not, and in the case it is not optimal, fine adjustment of the optimal feedback gain Ko is executed.
    • 6. 发明专利
    • INTEGRATED CIRCUIT ANALYSIS DEVICE
    • JP2001184374A
    • 2001-07-06
    • JP36707599
    • 1999-12-24
    • TOSHIBA CORP
    • NIINA HIROSHIKIJI JIYUNICHIKUMAGAI JUNPEIUSAMI MASAMIKAKINUMA HIDENORI
    • G01R31/28G06F17/50H01L21/82H01L29/00
    • PROBLEM TO BE SOLVED: To calculate the operation (qualitative change of potential) of an integrated circuit without conducting difficult work on the calculation of the operation of the integrated circuit by electronic circuit simulation, which is strict circuit element extraction and strict decision of a circuit element parameter. SOLUTION: A layout graph extraction means 102 storing layout graph information to which information on a node and an arc as graph information are added of the integrated circuit, a potential transmission parameter rendering means 113 storing an electric characteristic variation rule where a method that the respective nodes electrically influence each other is individually described on the nodes and the arcs in an integrated circuit network, an initial condition setting means 108 giving the initial condition of layout graph information, a driving signal output means 107 giving the integrated circuit driving signal, and electric characteristics variation calculating means 111 and 106 calculating an electric behavior change on the nodes and the arc for the integrated circuit network initialized by the initial condition setting means in accordance with the electric characteristics variation rule are provided.
    • 7. 发明专利
    • METHOD FOR DECIDING CONTAMINATION OF RADIATION MONITOR
    • JPH06242248A
    • 1994-09-02
    • JP2651093
    • 1993-02-16
    • TOSHIBA CORP
    • UMEKI HIDEOKIJI JIYUNICHIISHIBASHI MITSUO
    • G01T1/169
    • PURPOSE:To provide a method for deciding contamination of a radiation monitor which can decide radioactivity contamination in a short time based on preset contamination control counting rate. CONSTITUTION:An upper and lower contamination decision level setter 13 for setting upper and lower contamination decision levels to be decided according to a background counting rate, a background measuring time, a contamination control counting rate and a measuring time based on a formula of assay reference for rejecting coincidence of a net counting rate obtained at an arbitrary measuring time within a predetermined measuring time with a preset contamination control counting rate with statistically sufficient reliability is provided. The two levels are compared by a comparator 18 with a radiation dose measured value to be measured by a detector 17 at an arbitrary time point within a predetermined measuring time, and when the measured value is larger than the upper level, the object to be measured is decided to have 'contamination', while when the measured value is smaller than the lower level, it is decided to have 'no contamination'.
    • 8. 发明专利
    • CONTROL DEVICE FOR HYDRAULIC ELEVATOR
    • JPH0692557A
    • 1994-04-05
    • JP27108992
    • 1992-09-14
    • TOSHIBA CORP
    • KIJI JIYUNICHIHATANO KAZUHIROKUMANO TORUIMAZAKI NAOKI
    • B66B1/26
    • PURPOSE:To invariably provide a constant running characteristic by determining the control instruction value with the reference control instruction value corre sponding to detected values of the oil temperature and load pressure, reference correction value, and correcting weight, and controlling a control valve with the speed control instruction value pattern based on the control instruction value. CONSTITUTION:The reference control instruction value is fuzzily inferred 208 with the reference fuzzy rule group read from a memory section 202 based on the detected values of an oil temperature sensor and a load pressure sensor. The reference correction value is fuzzily inferred 209 with the correcting fuzzy rule group 203 read from a memory section 203. An example corresponding to the oil temperature and load pressure is called out from the past lift data, and the correcting weight of the same selected example is corrected (learned) 207 with the selected control instruction value, speed pattern, and target speed pattern. The control instruction value is calculated 210 with the reference control instruction value, reference correction value, and correcting weight, and the speed control instruction value pattern is generated based on the control instruction value.
    • 10. 发明专利
    • ADJUSTMENT METHOD AND ADJUSTMENT DEVICE
    • JPH11265204A
    • 1999-09-28
    • JP6535498
    • 1998-03-16
    • TOSHIBA CORP
    • KIJI JIYUNICHI
    • G05B13/02G05B11/36
    • PROBLEM TO BE SOLVED: To shorten the adjustment time by utilizing past adjustment history by preferentially using a correction amount retrieved from a storage means and correcting a manipulated variable based on a deviation value observed every time the manipulated variable is corrected. SOLUTION: Inside an output deviation evaluation part 12, every time the manipulated variable of an adjustment object 20 is corrected, the output deviation of the adjustment object 20 before adjustment and an input correction value to the adjustment object 20 are stored. After the output deviation of the adjustment object 20 to the input correction value newly added to the adjustment object 20 is obtained, only in the case that it is improved compared to the output deviation in the adjustment of a previous time, the output deviation of the adjustment object 20 at the time of the adjustment immediately before improvement and the improved input correction value are stored in a suitable input /output data storage part 13. At the time of the adjustment of each time, an adjustment switching part 14 outputs one of an input correction value candidate calculated in an adaptive adjustment part 11 and the input correction value candidate which improves the output deviation in the past adjustment stored in the suitable input/output data storage part 13 to the adjustment object 20 as the input correction value of this time.