What Went Wrong Part 2 docx

... Take-Off Valve Figure 1 -2. The take-off branch was dismantled with the Demco valve (Illustrarion courtesy of the US. Department of hbor.) open. 32 What Went Wrong? 1.4.7 A Permit ... working on. He checked that the line was safe to use, and he asked the shift maintenance 22 What Went Wrong? 1.3.6 Trapped Pressure Even though equipment is isolated by slip-pla...

Ngày tải lên: 11/08/2014, 18:20

... Department of Finance: Budget Statistics, various years. Total tax and spending in real 1998 euros 1995 -20 09 75 95 115 135 155 175 195 21 5 23 5 1995 1996 1997 1998 1999 20 00 20 01 20 02 2003 20 04 20 05 20 06 20 07 ... 1995 -20 09 75 95 115 135 155 175 195 21 5 23 5 1995 1996 1997 1998 1999 20 00 20 01 20 02 2003 20 04 20 05 20 06 20 07 20 08 20 09B1 Tax Spendin...

Ngày tải lên: 31/03/2014, 05:21

... 22 . Reactions-Planned and Unplanned . . . . . . . . 380 22 .1 Lack of knowledge, 381 22 .2 Poor mixing, 383 22 .3 Contamination, 385 22 .4 Reactions with auxiliary materials. 387 22 .5 ... Common Materials . . . . a . . . . . 24 4 12. 1 Compressed air, 24 4 12. 2 Water, 24 6 12. 3 Nitrogen, 24 8 12. 4 Heavy oils (including heat transfer oils), 25 5 Chapter...

Ngày tải lên: 11/08/2014, 18:20

... [39]. 36 What Went Wrong? Figure 1-13. This steel box was quite incapable of containing a leak of steam at a gauge pressure of 300 psi (20 bar). 60 What Went Wrong? 2. 6 PROCESS ... the level in a vessel (see Sections 2. 6 i, 22 .2 d and e). Modifications 53 C Figure 2- 2a. Original reactor bypass. Reactor C C Figure 2- 2b. Modified reactor bypass...

Ngày tải lên: 11/08/2014, 18:20

... m away. 74 What Went Wrong? 2. 12 CONTROL OF MODIFICATIONS How can we prevent modifications from producing unforeseen and undesirable side effects? References 1 and 2 propose a three-pronged ... pressure transmitter alarming in control room Figure 2- 11. A modification chain-rupture discs below relief valves. 92 What Went Wrong? of order and asked an instrume...

Ngày tải lên: 11/08/2014, 18:20

... Sticky warning labels were fixed to them. No maintenance work was carried out 1 12 What Went Wrong? Figure 5 -2. A tank may be overpressured if the vent or ovefflow is more than 8 ... high level. The operators believed these two readings 1 02 What Went Wrong? A pressure gauge of this sort with a scale reading up to 1 ,20 0 psi was installed directly in the plant...

Ngày tải lên: 11/08/2014, 18:20

... the dike wall was damaged by the 1 42 What Went Wrong? this reason, many companies prefer not to use them. If they are partly choked, burning liquid or particles of hot carbon may be expelled ... some other sources of leaks and the isolation and control of the leaking material. 144 1 32 What Went Wrong? was built more than 40 years earlier, and the combination of a full...

Ngày tải lên: 11/08/2014, 18:20

... the fire soon died out (Figure 7-6). 166 What Went Wrong? perature. Incidents involving these materials are described in Sections 2. 5, 5 .2. 2 d, 5.6 .2, and 8.1.5. 8.1 MAJOR LEAKS 8.1 ... 100, Aug. 1991, p. 1. 20 . L. Britton, Plant/Operatiorzs Progress, Vol. 9, No. 2, Apr. 1990, p. 21 . Loss Prevention Bulletin, No. 131, Oct. 1996, p. 13. 22 . Occupational Hea...

Ngày tải lên: 11/08/2014, 18:20

... 9-5 (b). 20 4 What Went Wrong? 17. Occzipational Safety Observer; Vol. 2, No. 9, U.S. Dept. of Energy, 18. A. B. Smith, Loss Prevention Bulletin, No. 1 02, Dec. 1991, p. 29 . 19. ... minutes was not long enough for all the steam to condense. 196 What Went Wrong? exactly what was said and what was meant. Knowing what we know now, there can be no other cours...

Ngày tải lên: 11/08/2014, 18:20

... lnvestigatiorzs, Report No. OSHA/RP- 82/ 0 02, U.S. Dept. of Labor, Washington D.C Apr. 19 82, p. 32. 5. Reference 4, p. 22 . 6. Reference 4, pp. 65-7 1. 22 2 What Went Wrong? (a) A foreman tested ... co-workers failed to check that the space was clear before locking the door [25 ]. 23 0 What Went Wrong? Figure 11-1. If part of a vessel cannot be see...

Ngày tải lên: 11/08/2014, 18:20