Tuesday, December 21, 2010
【 Weak current College 】 warehouse fire---gas bottle storage warehouse fire-Power By 【 China power house network 】
Gas bottle storage warehouses are equipped with a compressed gases, liquefied, dissolved gases or adsorption gas cylinders. Gas bottle storage of gas, most have flammable, explosive, toxic, combustion and other properties, extremely easy to cause a fire, explosion and poisoning, it is therefore necessary to strengthen the gas bottle storage and transportation management, ensure safety. First, fire risk 1. filling of excessive lead cylinders and overpressure even rupture, especially a liquefied gas steel cylinder best heat special cylinders rupture easily. 2. in low-temperature environment in filling gas, although the actual pressure does not exceed the design pressure, but in the storage and transportation with environmental temperature and the actual pressure inside the bottle will be increased, if the gas bottle material adverse or too old, as a result of the explosion overpressure. 3. the cylinder valve leakage, warehouse ventilation, gas accumulation in the warehouse, if gas bottle depot that sparks when collision could cause combustion or explosion. 2. fire prevention measures 1. correct use of the cylinder (1) clear cylinder design maximum compression capability, and press the relevant provisions of the filling gas cylinders. (2) it is necessary to correctly on gas cylinders for flags and paint colors, to prevent misuse, incorrect filling. The national part of the standard gas bottle paint color table 3 a 16. 表 3-16 气 瓶 漆 色 序号 气 瓶 名 称 化 学 式 外表面颜色 字 样 字样颜色 色 环 1 氢 2 氧 3 氨 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 (3)使用高压气瓶时,人应站在出气口的侧面,先应微微开启瓶阀以检验气瓶嘴是否通畅,然后必须经减压阀减压后,才可正式放气使用。 (4) all cylinders cannot close the open fire, the distance of 10 meters above the safer. Does not meet the 10-metre, not less than 5 m and insulating measures required. (5) tighten the cylinder valves, hand-tighten only, you cannot use a wrench, tighten tools hard, so as not to damage the cylinder valve to leak caused. When you loosen cylinder valves, to hear the "sound" phage Bacteriophage, the cylinder valve leak, immediately stop using, and chalk in bottle body stated air leakage, the storehouse. (6) when the gas bottle fusible melting, leaking gas, should immediately with cold water spray bottle, and the wooden plug type fusible hole. If still leak, gas cylinder push people pond, water, the water discharged into the sewer. (7) the use of ethylene, acetylene, prone to aggregate of gas cylinders, to prevent the heating. During use, once found the bottle warm, measure should be immediately adopted cooling. (8) the use of oxygen cylinder, the operator should pay attention to the hand, the body shall be stained with a bottle of oil substances, cannot be placed in the vicinity of the oil. Open valve don't leave too quickly, preventing oxygen enters the high-pressure Chamber produces compression heat, ignition valve rubber washers. (9) all high-voltage system of pipe needed to securely. No leakage. (10) the use of cylinder gas cannot be exhausted, should remain a certain amount of pressure of gas. 2. the safe storage of gas cylinders (1) the cylinder into the library, you need to tighten the CAP, not collisions, beating, rolling sliding, thrown. Must not be used to prevent electromagnetic crane handling electricalSystem failure or power outage cylinder drop. (2) the library should be kept in good ventilation, so as to avoid cylinder leakage gas build-up on the library in the danger. Floors should be non-combustible materials, and should be flat and dry. (3) the library cannot have the open fire, heat, summer take appropriate cooling measures. If the outdoor temperature sooner or later than the indoor temperature is low, you should open a library door ventilation, indoor outdoor temperature is higher than at midday, you should close the library door, and cold water shower warehouse roof, etc. (4) in upright storage of gas cylinders, and you want to leave the channel. (5) gas cylinders and dangerous materials chemistry, gas bottle, installed gas contact can occur after the reaction of gas cylinders, to the room. (6) prone to polymerization of gas cylinders should be strict, long shelf-life. (7) oils of oxygen cylinders, application of carbon tetrachloride wipe clean before storage. (8) storage canceling empty bottle more pressure shall be left, tighten the cylinder valves, bottle cap before storage. (9) for high pressure gas cylinders shall be adjusted according to table 3 a 17 classification storage: table 3 a 17 high pressure gas cylinders storage classification no gas property name gas storage of goods together combustible gases, hydrogen, methane, ethylene, propylene, b faster, liquefied petroleum gas, propane, ether, Methyl chloride liquid hydrocarbon and carbon monoxide in addition lazy not gas (e.g. nitrogen, carbon dioxide, neon, argon), and other kinds of inflammable gas joint stockpiling combustion oxygen, compressed air, chlorine (and toxic) in addition to the lazy not gas and toxic substances (e.g., chloropicrin, phosgene, arsenic pentoxide, potassium cyanide), and other types of inflammable gas common stocks of nitrogen, carbon dioxide, NE, AR except gas, toxic substances and antioxidants (e.g., potassium chlorate, sodium chloride, potassium nitrate, sodium nitrate, sodium peroxide), and other types of items of common stocks
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