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使(shǐ)用工業鍋爐生產時需要注意什麽

2018-03-07 05:43:59 PM

  工業(yè)鍋爐產品重要(yào)分(fèn)為兩種,一種是蒸汽,主要是用於發電的(de),一種是(shì)供電的(de),以煤為原料,這就是比較常見的工業鍋(guō)爐(lú)類型。具體使用工業鍋爐生產時需要注意什麽呢?下麵就為大家(jiā)做詳細(xì)的介紹。

  鍋爐生產時需要降低鍋爐排煙溫度,因為鍋爐排煙是熱損失的一項,排煙量的(de)大(dà)小主要取(qǔ)決於排煙溫度的高低,所以降低排煙溫度是提高鍋爐熱效率的重要(yào)一(yī)項措施。在使用過(guò)程中要避免熱麵上有結渣(zhā)或(huò)者積灰的情況(kuàng),

  如(rú)果遇到灰塵比較多,需要定期吹灰,對於鬆散的積灰(huī)可定期用吹灰的方法清除,如果附著在管(guǎn)子上的時間比較長,就會變得越來越厚。因(yīn)為積灰會生產粘結性的硫酸鹽和亞硫(liú)酸鹽等,時間長(zhǎng)了不容(róng)易清洗,吹灰的介(jiè)質可以選擇過熱蒸汽、壓縮空氣和(hé)惰性氣體等。

  另外還要投(tóu)入一定量的(de)鍋爐清灰劑,鍋爐在燃燒運行時需要投入一定(dìng)量的清灰劑,進入爐膛之後會生化(huà)分解,爐受熱麵的結焦、結渣接觸並滲透到受熱麵,發生微爆反應分解高溫結渣(zhā),使其分解、脫落(luò),可減(jiǎn)少和防止(zhǐ)煙垢的生成。

  工業(yè)鍋爐生產中要增加或者改進尾麵受熱麵,因此要增加鍋爐的金屬耗(hào)量和煙(yān)氣的(de)流動阻力,遇到含硫高的燃料時,排煙的溫度要保(bǎo)持高一些。合理的排煙溫度須從金(jīn)屬與燃料的(de)比價,運行維修費(fèi)用的增加等方麵進行技術經濟比較來確定。

  Industrial boiler products are mainly divided into two types, one is steam, which is mainly used for power generation, the other is power supply, using coal as raw material, which is a relatively common industrial boiler type. What should I pay attention to when using the industrial boiler? Here's a detailed introduction for everyone.

  Boiler production needs to reduce the boiler exhaust temperature, because the boiler exhaust heat is the largest one, the amount of exhaust depends mainly on the level of exhaust gas temperature, so reducing the exhaust gas temperature is to improve the thermal efficiency of the boiler an important measure . In the use of the process to avoid slag or dust on the hot surface,

  If you encounter more dust, the need for regular soot, for loose dust can be regularly used soot removal method, if attached to the pipe for a long time, it will become thicker and thicker. Since dust deposits produce cohesive sulphates and sulfites, it is not easy to clean for a long time, and soot blowing media can be selected from superheated steam, compressed air and inert gas.

  In addition, a certain amount of boiler cleaning agent needs to be put into operation. When the boiler is operating in combustion mode, a certain amount of cleaning agent needs to be put into the furnace. After entering the furnace, it will be biochemically decomposed, and the coking and slagging of the heating surface of the furnace come into contact with and infiltrate the heated surface. The explosive reaction decomposes the high-temperature slag to make it decompose and fall off, which can reduce and prevent the formation of soot.

  Industrial boiler production to increase or improve the heating surface at the end, so to increase the boiler metal consumption and flue gas flow resistance, met the high sulfur fuel, the exhaust gas temperature to be kept higher. Reasonable exhaust gas temperature must be determined from the technical and economic comparison between the ratio of metal to fuel and the increase of operating and maintenance costs.


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