化工设计竞赛SITE,DATA乙烯储罐池火(0001)

发布时间：2021-09-08 00:19:39 浏览数：次

　SITE DATA:

　Location: DONGYING , SHANDONG, CHINA

　Building Air Exchanges Per Hour: 0.62 (unsheltered single storied)

　Time: July 18, 2019

　1413 hours ST (using computer"s clock)

　 CHEMICAL DATA:

　Chemical Name: ETHYLENE

　CAS Number: 74-85-1

　Molecular Weight: 28.05 g/mol

　PAC-1: 600 ppm

　 PAC-2: 6600 ppm

　 PAC-3: 40000 ppm

　LEL: 27000 ppm

　 UEL: 360000 ppm

　Ambient Boiling Point: -154.7?F

　Vapor Pressure at Ambient Temperature: greater than 1 atm

　Ambient Saturation Concentration: 1,000,000 ppm or 100.0%

　 ATMOSPHERIC DATA: (MANUAL INPUT OF DATA)

　 Wind: 2.7 meters/second from NW at 10 meters

　Ground Roughness: open country

　 Cloud Cover: 7 tenths

　Air Temperature: 35?C

　 Stability Class: B

　No Inversion Height

　Relative Humidity: 75%

　 SOURCE STRENGTH:

　Burning Puddle / Pool Fire

　Puddle Area: 50 square yards

　 Puddle Volume: 100 gallons

　Initial Puddle Temperature: -103.7?C

　Flame Length: 20 yards

　 Burn Duration: 53 seconds

　Burn Rate: 9.04 pounds/sec

　Total Amount Burned: 475 pounds

　 THREAT ZONE:

　 Threat Modeled: Thermal radiation from pool fire

　Red

　 : 23 yards --- (10.0 kW/(sq m) = potentially lethal within 60 sec)

　Orange: 33 yards --- (5.0 kW/(sq m) = 2nd degree burns within 60 sec)

　Yellow: 50 yards --- (2.0 kW/(sq m) = pain within 60 sec)