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News

Table 6 heavy oil leaked light chemical plant explosion suspected valve failure

Browse the number: 1438      Release time: 2013/7/3 1   

Chemical plant explosion accident is the most frequent in many factories, the cause of the accident and chemical plant is also each are not identical, this is because in the chemical production often has many potential risk factors, any item of equipment hidden danger, the system defects, work negligence or personal illegal behavior, is likely to cause safety accidents.
Recently, Taiwan is a chemical plant explosion accident due to heavy oil leaked, forced to shutdown.
Six heavy oil refinery heavy oil leaked last night caused the fire, fire up high, the oil refining factory 2 in flames, dozens of kilometers outside the huwei, six fights, fire department estimated the fire is likely to continue for more than two or three days, the oil refining factory is forced to shut down 2.
According to Taiwan media reports, around July 25th evening starting at 8 o ’clock the Formosa plastics group six light chemical plant caused the fire, great fire, dozens of kilometers outside the huwei, six fights, yunlin county fire department estimates the fire could be spread over two or three days, the oil refining factory will be forced to shutdown.
This is the 7th this month Formosa after six light olefin plant fire, within 20 days since the second factory fire. Yunlin county magistrate Su Zhifen, lambasting six consecutive major work safety accident, "must be strict treatment"; Yunlin county environmental protection bureau chief Chen Shiqing said: "obviously the worker has a problem, does not exclude the factory complete shutdown". If shut down, will inevitably impact domestic petrochemical production.
Lin Keyan Formosa spokesman said, this time is on fire, heavy oil hydrogenation plant for suspected crude oil leak, now still in the spread, is difficult to confirm the reason and loss; But the relevant personnel, according to the first two weeks of light oil factory fire loss is as high as 3 billion yuan, the fire losses could reach $ten billion yesterday.
Formosa six light olefin plant 7 noon fire, hit six light twenty-four percent capacity and impact in the middle and lower reaches of domestic petrochemical industry, the six light olefin plant still shutdown is not resume production, more serious fire broke out again last night.
According to relevant departments preliminary estimate, caused the explosion is the main reason of the heavy oil valve fault rupture, causing heavy oil leakage in flame burst into flames. Chemical machinery and equipment of valve failure is usually caused by aging failure of valve, sealing gasket damage, in addition, the factory in a month happened two fires, visible chemical plant safety accident is bound to cause the attention of management personnel, has strict requirements for equipment maintenance, regular replacement of mechanical seal gaskets, usage of check valve to prevent the happening of the chemical accident have important role.
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