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    • 1. 发明专利
    • Sheet thickness control device of single stand multi-pass rolling mill
    • 单列多孔轧机的厚度控制装置
    • JPS6146312A
    • 1986-03-06
    • JP16757784
    • 1984-08-10
    • Ishikawajima Harima Heavy Ind Co LtdNippon Steel CorpToshiba Corp
    • WATANABE TAKAHIROSHIOZAKI HIROYUKISHIRAISHI TOSHIYUKIOKUDAIRA KENTAKAHASHI HIDEO
    • B21B37/48B21B1/22B21B13/00B21B37/00B21B37/18B21B37/54
    • B21B37/54B21B1/222
    • PURPOSE:To control well the accuracy of wheet thickness at the outlet side of a final rolling pass by inputting the correcting quantity of a target value of the ratio between the different speeds of final-pass work rolls, outputted from a sheet-thickness control system, and calculating the inlet-outlet-side tension target-value correcting quantities respectively. CONSTITUTION:The correcting quantity DELTAX3 of the target value of a ratio between different speeds, outputted from an automatic sheet-thickness control unit 23, is inputted to an inlet-outlet-side-tension target-value correcting-quantity arithmetic unit 24, and the inlet-side tension target-value correcting quantity and the outlet-side one are calculated so that the effects on the outlet-side sheet thickness of the 1st and 2nd passes are offset to each other. The inlet-side tension target-value correcting quantity calculated and outputted by the unit 24, is added to an inlet-side tension set value to obtain an inlet-side-tension control unit 20. Then, it is converted into a current target value by the unit 20, to change the inlet tension by controlling the rotating torque of an unwinding-reel driving motor 14 through a current control unit 16. In the same manner, the outlet-tension target-value correcting quantity is added to an outlet-tension set value, and the result is sent to an outlet-tension control unit 21 to change the outlet tension by controlling the rotating torque of a winding-reel driving motor 15.
    • 目的:通过输入从板厚控制系统输出的最终工作辊的不同速度之间的比率的目标值的校正量来控制最终轧制道次的出口侧的砂轮厚度的精度 ,并分别计算入口 - 出口侧张力目标值校正量。 构成:将从自动薄片厚度控制单元23输出的不同速度之间的比率的目标值的校正量DELTAX3输入到入口 - 出口侧张力目标值校正量运算单元24,并且 计算入口侧张力目标值校正量和出口侧校正量,并且计算第一和第二通过的出口侧板厚度的影响彼此偏移。 由单元24计算并输出的入口侧张力目标值校正量被添加到入口侧张力设定值以获得入口侧张力控制单元20.然后,将其转换为当前目标值 通过单元20通过通过电流控制单元16控制退绕卷筒驱动电动机14的旋转转矩来改变入口张力。以相同的方式,将出口张力目标值校正量加到出口 - 张力设定值,并且将结果发送到出口张力控制单元21,以通过控制卷取驱动马达15的旋转扭矩来改变出口张力。
    • 3. 发明专利
    • 脱気器及びその据付方法
    • DEAERATOR AND DEAERATOR安装方法
    • JP2015014227A
    • 2015-01-22
    • JP2013140604
    • 2013-07-04
    • 株式会社東芝Toshiba Corp東芝プラントシステム株式会社Toshiba Plant Systems & Services Corp
    • OGATA TAKEMASHIOMI HAJIMEWATANABE TAKAHIROSASAKI AKIOSUZUKI TAKESHIOHASHI TOSHIYUKINISHIMURA MARIKO
    • F01D25/00F01D25/28F01K13/00F22D1/28
    • 【課題】屋外クレーンを用いることができない状況下でも、タービン建屋のタービンフロアから隣接する脱気器フロアに脱気器を搬入して据付可能とする。【解決手段】実施形態によれば、脱気器の据付方法は、タービンフロアと脱気器フロアとの間に立設された複数の柱の間を通過可能な大きさに脱気器本体胴から複数の分割ピースを製作する分割ピース製作工程S11と、分割された分割ピースを載置する仮設架台をタービンフロアに設置する仮設架台設置工程S21と、天井クレーンを用いて仮設架台に複数の分割ピースを順次搬送する分割ピース搬送工程S23と、複数の分割ピースに搬入用ローラを取り付けて仮設架台から脱気器フロアに順次引き込む引込み工程S24と、脱気器フロアに順次引き込まれた分割ピースを組み付ける組付工程S30と、を有する。【選択図】図4
    • 要解决的问题:为了使得可以从涡轮机建筑物的涡轮机底板将脱气器输送到相邻的除气器地板中,并且即使在室外起重机不能使用的情况下也安装除气器。解决方案:根据 实施方式中,除气装置的安装方法包括:分割片制造工序S11,从脱气器主体筒体制造多个分割片,使其分割成可以通过涡轮机底板和脱气器底板之间的多列 ; 临时托架安装步骤S21,其将获得的分割片安装在涡轮机底板上的临时托架的安装; 分割片传送步骤S23,其使用天花板起重机将分割片顺序地传送到临时支架上; 将输送辊附接到分割片并从临时托架依次拉出除气器地板中的分割片的拉入步骤S24; 以及组装步骤S30,将依次拉入脱气器底板的分割片组装在一起。
    • 4. 发明专利
    • DEVICE AND METHOD FOR DIAGNOSING FAULT OF SEMICONDUCTOR MANUFACTURING DEVICE
    • JPH1021079A
    • 1998-01-23
    • JP17384796
    • 1996-07-03
    • TOSHIBA CORP
    • WATANABE TAKAHIRO
    • G06F9/44G06N5/04
    • PROBLEM TO BE SOLVED: To speedily inform operator, etc., of the cause of abnormality of a semiconductor manufacturing device and a proper repairing method, by providing an inference result storage means which retrieves a message of an interference result from a storage means and stores it, and an inference result display means which displays the message stored in the means. SOLUTION: An inference means 7 infers the cause of abnormality and its coping method by a knowledge optical inference method by using an alarm code stored in an alarm code storage means 5 and a rule stored in a rule base storage means 6. The inference result storage means 9 retrieves a message corresponding to the inference result of the inference means 7 from a message storage means 8 and temporarily stores it. The stored message is transmitted to a communication control means 3-1 through a network 2 and displayed by the inference result display means 10-1 connected to the communication control means 3-1. Operator can repair the semiconductor manufacturing device 4 while looking at the display contents.
    • 5. 发明专利
    • TUNNEL VENTILATION CONTROL DEVICE
    • JPH06248898A
    • 1994-09-06
    • JP3881193
    • 1993-02-26
    • TOSHIBA CORP
    • WATANABE TAKAHIROWATANABE YASUO
    • E21F1/00F24F7/007F24F7/06G05B13/02
    • PURPOSE:To improve performances by a method wherein a ventilator control output for maintaining measured mist-permeation ratio and concentration of carbon monoxide in the vicinity of a desired value is computed and cooperative control is performed between each control output to avoid contradiction from occurring in each output. CONSTITUTION:A measured value V1 and a measured value of wind velocity are inputted into a mist-permeation ratio V1.wind velocity control means 6 to compute a control output DELTANVI for jet fans (2-1)-(2-n) by means of fuzzy inference so that the value V1 is maintained near a desired value. Next, a measured value of CO is inputted into a CO control means 7 to compute a control output value DELTANco for the fans (2-1)-(2-n) so that the CO value is maintained within CO upper and lower limit values. And on receipt of the outputs DELTANVI, DELTANco, a cooperative control means 8 outputs a final control output NJFOUT for the fans (2-1)-(2-n) whereupon a jet fan control device 10 starts and stops each fan based on the output. As a result, a stable environment can be maintained even in a tunnel where a traffic snarl often occurs, and an energy efficient operation can be performed.
    • 7. 发明专利
    • TUNNEL VENTILATION CONTROLLER
    • JPH05141200A
    • 1993-06-08
    • JP30463791
    • 1991-11-20
    • TOSHIBA CORP
    • WATANABE TAKAHIRO
    • E21F1/00F24F7/06G05B13/02G06G7/60
    • PURPOSE:To improve the extent of reliability by determining the operating combination of a ventilator necessary for setting the concentration of contamination down to less than the allowable value as following in a short time and a tunnel process characteristic secular change. CONSTITUTION:Value measured by a traffic measuring instrument 17 is stored in a traffic volume data storage means 24, predicting the mean traffice volume of up to tens of minutes ahead with a traffic volume predicting means 19. Next, there is provided a ventilator operating combinational decision means 20 which uses a neural network, and a ventilator operating combinational patter is determined on the basis of the predicted traffice volume and the measured value of a barometer 18. Subsequently there is provided an air ventilation allocating means 21, and on the basis of the predicted traffic volume, air pressure and the said pattern, each ventilator air quantity, turning to the minimum of power consumption at the extent of less than the allowable concentration of contamination, is operated, and each ventilator 23 is operated by an operating combination selector means 22. Moreover, teaching data are originated from various proven data, and a weight factor in the neural network is learned and followed in a characteristic secular change. With this constitution, the operating combination is properly determinable in a short time at all times.
    • 8. 发明专利
    • VENTILATION CONTROLLER OF TUNNEL
    • JPH04309700A
    • 1992-11-02
    • JP7187891
    • 1991-04-04
    • TOSHIBA CORP
    • WATANABE TAKAHIROKOYAMA TOSHIHIRO
    • E21F1/00F24F7/007
    • PURPOSE:To rationally and economically control ventilation by adding the frequency of increasing in concentration of contamination in each period of time, calculating the statistical time period of increasing in concentration of contamination and correcting the objective value of wind speed to cope with the concentration of contamination in each period of time obtained by calculation. CONSTITUTION:A ventilation controller is provided to control the running of a ventilator according to the deflection obtained by comparing the values of the concentration of contamination and wind speed detected in a tunnel with the predetermined objective values. This ventilation controller is provided with a means 8 to detect the period of time of increasing in concentration of contamination to calculate the statistical period of time of increasing in concentration of contamination by adding the frequency of increasing in concentration of contamination in each period of time from the time distribution of the detected concentration of contamination. In addition the controller is provided with a wind speed objective value correcting means 9 to correct the wind speed objective value so as to be able to cope with the concentration of contamination in each period of time.
    • 9. 发明专利
    • TUNNEL VENTILATION CONTROL DEVICE
    • JPH02261200A
    • 1990-10-23
    • JP8112489
    • 1989-03-31
    • TOSHIBA CORPTOSHIBA ENGINEERING CO
    • WATANABE TAKAHIROISHIZUKA TAKESHIKIKUCHI HIROYUKI
    • E21F1/00
    • PURPOSE:To achieve improved accuracy in air contamination concentration control by providing a contamination concentration detecting means for detecting air contamination concentration, a traffic volume detecting means for detecting traffic volume, and a ventilation control device for controlling a ventilator. CONSTITUTION:Measurement data on a traffic volume detected by a traffic volume detector 7 is supplied to a traffic volume prediction unit 15 for periodic traffic prediction. Then, in a ventilator operating combination selection unit 16, a ventilator operating combination corresponding to a traffic volume prediction value is selected from a combination selection table stored in a combination selection table storage unit 17. Subsequently, when a predicted volume of traffic passes through a tunnel, the reference amount of air for each ventilator is computed in a ventilator reference amount of air arithmetic unit 18. Reference is then made to conditions stored in a combination change condition storage unit 20 to determine, in a combination change decision unit 19, whether the current ventilator operating combination is to be changed or not. When it is found necessary to change it, then starting/stopping of specific ventilators is carried out via a combination change execution unit 21 to switch to another operating combination.
    • 10. 发明专利
    • VENTILATION CONTROL DEVICE FOR TUNNEL
    • JPH02101299A
    • 1990-04-13
    • JP24903988
    • 1988-10-04
    • TOSHIBA CORP
    • WATANABE TAKAHIRO
    • E02F3/43E21F1/00F24F7/007F24F7/06
    • PURPOSE:To improve the operation efficiency of a fan by controlling the rotation direction of the fan so as to match with the direction detected by an anemoscope. CONSTITUTION:A ventilation direction determining section 6 determines the rotation direction of jet fans 2-1, -2-10 so as to obtain the ventilation wind in the same direction as the wind direction detected by a wind direction and speed meter 3. A jet fan operation number setting section 7 selects the minimum value in the measured values by smog permeability meters 4-1, -4-3, the variation between the minimum value and the target value is multiplied by a preset constant to determine the number of fans 2-1, -2-10 to be rotated. A jet fan control section 8 issues operation commands to fans 2-1, -2-10 according to the rotation direction and number of fans 2-1, -2-10 thus determined to start them. The number of fans 2-1, -2-10 to be operated is changed in sequence based on the measured values of the permeability meters 4-1, -4-3.