機械安全における停止概念に関する研究
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97. 6 10 3 ISO13849 1 93 ISO13849 1 B A ISO12100 1 2 1SO13849 1 3 1 1 S
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194. 2000 HF British Standards Institution BS EN764 7 2002 Pressure equipment Safety systems for unfired pressure vessels 2002 C Vol 104 No 2 1984 pp 29 34 2 Vol 29 No 2 2007 pp 80 90 C Vol 109 No 9 1989 pp 676 683 C Vol 56 No 529 1990 pp 2378 2385 18 FTC 1988 D Vol 107D No 9 1987 pp 1099 1106
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248. Neudorfer A Vol 42 No 3 2012 pp 345 352 1999 PF 25 2003 pp 603 604 Vol 20 No 56 2000 pp 48 55 Schueller G 1 1984 p 96 p 104 C Vol 56 No 530 1990 pp 2658 2665 C Vol 56 No 530 1990 pp 2601 2609 D Vol 107D No 9 1987 pp 1092 1098
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270. 2014 ul A Study on the Stop Concept in Machinery Safety i Fm fF k dy SSSSSSNRSSSRRREENlAEIEEEESE 1 EO CN NN 1 RS EERE RE LA 3 8 MN ER 10 S 1 12 2 SC 12 DR EO OS NR 12 DR ECR A GR eh SS 13 RE FOES ST RE EE 14 2 DOO EN IE EE 16 Re ROMP MRT OO OOP 20 ERLE A RN 20 0 23 DIT NL SE ES TC 25 AN NN 27 SS RN OR 30 3 ER 30 EEE 30 SR El 32 CO 33 3 5w S SS 35 S60 RN RR 36 2 RS EE EE Nk 37 SOE NE RA te A OR RN 38 SE ER 40 OR030028050282R20228080202008 40 020G00 SIM
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279. Interlock function Non Safety related parts amp Control output Safety related parts Fig 6 5 Separation of non safety related parts and safety related parts in safety control system Separation has been required by ISO13849 The authors have understood to be a request for the interlock Safety related parts as the interlock can perform permission non permission of the execution of the non safety related parts This interlock has configuration of the function of safe confirmation and shut off This function requires fail safe 6 9 1 P1 Qg1 0 OFF 90 Q1 0 Q1 1 Qg1 1
280. 107 1 2000 pp 72 74 5 2003 p 179 Fail Safe Vol 91No 4 1971 pp 22 28 Kleinbreuer W Kreutzkampf F Meffert K and Reinert D BIA Report 6 97e Categorized for safety related control systems in accordance with EN954 1 1999 Hauptverband der gewerblichen Berufsgenossenschaften HVBO 2003 C Vol 79 No 805 2013 pp 167 177 2005
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291. ISO13849 IS013849 2 Safe condition Q1 Power supply P1 P1 system P Fig 6 1 Fail safe interlock of pneumatic driving system This model shows a configuration example of the interlock Interlock function Regulator normal execution of a pneumatic driving system In previous report Nakamura et al 2013 proposed the design guide
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328. lines related to the interlock of the pneumatic driving system which have been studied and proposed based on the principle of safety From this conclusion this paper deduces that an interlock to avoid dangerous errors can be realized by shutting off the power supply Fail safe interlock is required to bring a system to a halt before occurrence of the hazardous situation by failure of itself 79 NS x gt RN x Table 6 1 Logical variable of the pneumatic driving system binary logic Logical 5 6 1 Logical 6 Meaning of a logical variable Meaning of a logical variable variable variable M Pressure Operation command P Fail safe of the shut off device Q1 Being safe Logical elements amp State of the interlock function a Shut off operational signal the side of Shut off of the shut off device the side of 0 1 non shut off non shut off P1 Pressure control condition Compressor Tank Dyer Power source Accessory Directionalcontrol Fig 6 2 Typical configuration of pneumatic control system Japan Institute of Plant Maintenance to pressure pipe Pressure sensing pipe Slit Photo interrupter Plate Closed end d end Threade Pressure inlet Pressure introduction pipe a Pressure sensor with window monitoring Fig 6 3 Method of realizing window Fig 3 Method window comparator Transmitter Slit Light beam in
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