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Pretty Little Ditty
Dołączył: 08 Lis 2010
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Wysłany: Czw 9:43, 30 Gru 2010 Temat postu: timberland portugal Chlorate production metathesis |
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Chlorate production metathesis tank corrosion and protection
And acid-resistant porcelain composite liners, and many other programs: a simple acid-proof brick board in the village: the repeated changes in temperature, vibration and other factors, coupled with the use of adhesives to unitary intolerance oxidizing medium. Either in poor impermeability. Leakage caused by the media or the porcelain off, resulting in corrosion of carbon steel tank shell. Decomposed granite trough the whole complex: for the corrosion resistance of granite is perfectly able to meet the corrosion conditions of the slot, but all of the adhesive joint statement sets encountered the acid-resistant porcelain lining the same problem, almost all of the access joints are leaking. Complement and supplement are not allowed, resulting in leakage of materials and environmental pollution. Soft PVC board in the village: its temperature performance of flexible PVC board is only 60 ℃, and intolerant of oxidative corrosion medium. Therefore, it is doomed to failure. Lining plate: corrosion resistance of titanium is very good, especially for the oxidative medium. However, titanium and the mechanical connection between the carbon steel shell. Bang expansion coefficient is inconsistent. Deformation of a large plate, weld titanium addition are more prone to weld cracking, corrosion resistance of titanium on the bromine is not ideal, frequent patching. And because the media make up the pollution is often more the more leakage. Use more than two years have been taken down after. So. Almost before the mid-eighties. The programs we have adopted the Department is not ideal, do not solve the problem of double decomposition tank corrosion. , ● a prepared one by one tablet of a set ~ ~. jh buried one on one by one l997 he was | issued a lot of erosion and abnormal summed up after the failure of protection. Titanium implemented a groove and acid-resistant porcelain composite rubber lining tank. After several years of production operation assessment, the effect is good. For example, in August 1993. We use an acid-resistant porcelain composite rubber lining. That as the corrosion layer of rubber lining, lining two insulated cooling as repeated acid porcelain produced at the same time slot and put into operation two metathesis. Still in use in good condition; l994, we created a cross metathesis Titanium slot. Has also been running more than two years. In good condition. But the cost is too high. So. We think. From the effective control of corrosion, extend equipment service life and improve the operating environment, the above two options are feasible. However,[link widoczny dla zalogowanych], the economic,[link widoczny dla zalogowanych], technical, comprehensive performance trade-offs, we recommend the use of rubber which should be the first porcelain composite liners slot. Second, the rubber lining of a metathesis acid porcelain known rubber lining tank corrosion resistance, impermeability are good, but its temperature resistance is relatively satisfactory,[link widoczny dla zalogowanych], and good temperature resistance porcelain lining, permeability , anti-vibration performance but also worse. If you choose the right kinds of corrosion and lining rubber adhesive paste porcelain, with rubber lining for corrosion layer, impervious layer, and then the rubber surface is protected with acid porcelain. The strengths of two materials were used, avoid its weaknesses, it may be a satisfactory lining results of the double decomposition tank for ideal protection. Accordingly idea: We made the following anti-corrosion structural design, as shown below: According to the design. Slot in the metathesis of film and clay were repeated coupon tests. After screening. Now the final selection of plastic sheet in the slot and the clay used to make a formal construction plan and strictly and carefully organized the construction of the tank lining. Construction process to indicate the following: sand-blasting of a rubber plate affixed to a liner lining the first layer of acid-resistant porcelain of a second layer of acid-resistant lining porcelain work for the entire lining of the reservoir will not repeat them. After two years of use. Lining without any damage, loss and leakage of such phenomena as the media has never made a maintenance, product quality and no adverse effects. Thereby reducing the frequency of parking in the past, clear tank, repair work that the use of more than two years: the use of rubber compound of a porcelain tank lining anti-corrosion program metathesis is correct. Construction quality is excellent, not only reduces labor intensity, but also increased the production. Reduce costs, but also to improve the environment. Third, the economic benefit analysis of the current use of our plant material metathesis different slot, the economic benefit is shown in table (39 pages). Can be seen from the table. A porcelain lined with rubber composite structure of the metathesis tank,[link widoczny dla zalogowanych], if we use the 5-year terms, the annual cost is: 46,000 yuan, Taiwan ÷ 5 years of a 9200 yuan / year sets with A: Steel double decomposition tank, the annual cost is; 8500 Yuan / set × 4 units of a 34,000 yuan / year plus a fee each time replacing the lifting trough: 4500 × 4 = l8000 Yuan and Qing slot artificial fees. Metathesis using composite titanium tank. Annual cost for the: 80000 yuan / Taiwan ÷ 5 years of a 16,000 yuan / station three options in comparison. A steel with a composite liner and compared. Savings per year; (34000 +18009) 42,809 yuan RMB 9200 yuan for a composite liner and composite titanium comparison. Savings per year: 16,000 yuan 9200 yuan a 6,800 yuan (to 390,000)
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