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Download Dow's Chemical Exposure Index Guide, First Edition PDF

Dow Chemical built the Chemical publicity Index to aid its engineers layout and function more secure amenities. This seminal advisor to score the relative acute healthiness chance power of a chemical unlock to employees and the neighboring group is out there to the chemical technique neighborhood. The index makes use of a strategy for estimating airborne volume published, which permits for extra subtle strategy analyses.

Special Details: Softcover. The Dow Chemical publicity Index and the Dow hearth and Explosion Index danger class advisor and the are designed to counterpoint one another, supporting engineers review the entire possibility power of latest installations those courses are worthy assets for method layout engineers, plant managers, and others inquisitive about the secure layout and operation of chemical crops. do not take your plant's protection research basically halfway--Purchase either books and take $10 off the mixed record price.Content:

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Extra resources for Dow's Chemical Exposure Index Guide, First Edition

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9 meters HD = 288 feet 33 CHLORINE LIQUID RELEASE Chlorine is stored in a sphere at 5 OC (41 OF). A 2-inch nozzle fails on the bottom of the vessel allowing liquid to escape. 134 x 106 kg Pressure inside the cylinder, P, Molecular weight, M W Storage temperature, T Liquid density, p1 Height of liquid in the sphere, Ah Diameter of hole, D Capacity of sphere Estimate liquid released. 1 kg / sec L = 7,967 lb/min Determine the total liquid released. 134 x 106 kg. Since LT = 54090 kg is less than the capacity of the tank.

Since LT = 54090 kg is less than the capacity of the tank. W, =54,090 kg WT = 119,505lb Calculate the flash fraction. 8 J/kgJ'C 34 A technically correct solution for evaluating the flash fraction q u i r e s the heat capacity (C,) to be evaluated at the average temperature (storage and boiling point) and the heat of vaporization at the boiling point. 72 285,457 Calculate vapor source strength from the flash. 129)(7967)=5,l39lb/min (UsBrit) Calculate the total liquid entering the pool. 5 19202 1562 A, =13,271ft2 A, = 1,229m2 35 Calculate the vapor flow rate from the pool.

The tank has a closed vent system but is essentially at ambient pressure. The outlet is a 6-inch Schedule 40 nozzle. 15 Scenario selection -For greater than 4-inch diameter, use 20% of the cross sectional area (CSA). 9 mm Estimate liquid released. 4 OF 25 OC < 145 OC Therefore, Flash Fraction = 0 Estimate pool size. 3 A, = 47,460 ft2 Assume no dike. 729 kg 1sec AQ = 101lb / min Calculate CEP. 8 CEI=18 CEI=18 32 ,/z Calculate the Hazard Distances. 9 meters HD = 288 feet 33 CHLORINE LIQUID RELEASE Chlorine is stored in a sphere at 5 OC (41 OF).

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