What Went Wrong Part 11 ppt

... should have been fitted with a latch. 300 What Went Wrong? causing an acid leak. Subsequent checks showed that many more gaskets were made of the wrong material. (b) A carbon steel valve ... occurred. 302 What Went Wrong? As the result of incidents such as those described in (c) and (g) through (j) above, many companies now insist that if the use of the wrong grade...

Ngày tải lên: 11/08/2014, 18:20

... been prevented. Case histories illustrate what went wrong and why it went wrong, and then guide you in how to circumvent similar tragedies. Twenty percent of the information in this fourth ... WHAT WENT WRONG? Case Histories of Process Plant Disasters FOURTH EDITION Copyright 0 1999 by Elsevier. All rights reserved. Printed in the United States of America. This bo...

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... failed to check that the space was clear before locking the door [25]. 230 What Went Wrong? Figure 11- 1. If part of a vessel cannot be seen, assume it is dirty. If the previous contents ... and fed dry pulp into the vessel. 224 What Went Wrong? Fuel oil - Figure 10-13. Lighting a furnace heated by heavy fuel oil. When the burner went out, the solenoid valv...

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... safely (Fig- ure 1 -11, [16, 171. 8 What Went Wrong? Blowdown Blowdown Relief Valve RIGHT Relief Valve Open End -Blank @ Figure 1-4. The right and wrong ways to isolate ... 18 What Went Wrong? The vessel had been prepared for maintenance in a similar way on three previous occasions, but there was then far fewer granules in the reactor [14] (see Section 1...

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... completed” [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 ... 90°C. An explosion occurred; the building u'as wrecked, and parts of the reactor were found 75 m away [7]. 56 What Went Wrong? Some hot (370°C) pipework w...

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... The Abbeystead E.~pl~~loiz, Her 211. p. 45. Pwgress, Vol. 11, No. 2, Apr. 1992. p. 85. MajesiLy‘s Stationery Office, London. 1985. 70 What Went Wrong? made to operate it manually. ... Mycielska [ 11 have described the psychology of such slips. 78 80 What Went Wrong? (b) With many types of screwed couplings and compression couplings, it is easy to use the...

Ngày tải lên: 11/08/2014, 18:20

... high enough to melt parts of the copper wire. pGGzl (X) Figure 4-2. Arrangement of labels on tank cars. The Nitrogen label folds down to read Oxygen. 116 What Went Wrong? The tank should ... Hospitai' of Zaragoza in December 1990, Translation No. 91 -114 01 (8498e/813e), International Atomic Energy Agency. 1991. 114 What Went Wrong? dioxide to remove the air,...

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... the dike wall was damaged by the 142 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 ... there since the tank 150 What Went Wrong? 7.1.6 Hoses Hoses are a frequent source of leaks. The most common reasons have been: 1. The hose was made of the wrong material. 2....

Ngày tải lên: 11/08/2014, 18:20

... 11. G. K. Castle. Hydrocarbon Processing, Vol. 63, No. 3, Mar. 1984, 12. H. J. Maushagen, Loss Prevention Bulletirz, No. 055, Feb. 1984, p. 1. p. 85. p. 113 . 172 What Went ... incorrect type of plug, which could have allowed water to enter and to cause arcing. 182 What Went Wrong? filled with steam coils. The oil was circulated while it was being dried. T...

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... 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 course in the future ... the wrong grade of steel was used for a pipeline. The correct grade is usually specified. but the wrong grade is delivered to the site or selected from the pipe store. 190 Wh...

Ngày tải lên: 11/08/2014, 18:20