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影響1噸燃氣鍋爐燃燒狀態因素有哪些?

作者://m.rjtcgzst.cn | 瀏覽:0 次
28
5
2017
干擾1噸天燃氣燃氣熱水鍋爐焚燒狀況影響有哪幾種?
What are the factors affecting the combustion of a ton of gas boilers?
首先是1噸燃汽電爐爐排使用面積小。該爐排:寬度不可能使單位名稱日子內進入爐排的氣體燃料可達該制定技術參數下所必需的耗煤量,即水器帶來形成和耐高溫氮氧化物量與制定汽耗率條件的遠遠地缺乏,其結局偶然性是各種壓力、減壓蒸餾量偏斜制定值。
One is the floor area is small. The width of the grate cannot make fuel per unit time into the grate, under the design parameters required in coal consumption, namely the boiler heat and high temperature smoke gas output requirements and design the enough, the result must be pressure, evaporation deviates from the value of the design.
第二是往復動作動作平推爐排煤層規格異常制。會因為爐排偏窄,以及減很小煤耗,為了能夠增多然煤量,只能增多爐排上煤層規格。會因為是往復動作動作平推爐排,煤在爐排上無自然環境落下市場需求,只靠爐排片翹起來向后引領使煤在爐排上自燃,故以于煤層過厚,爐排片對煤,很大是超過了規程規格煤層引領做用削弱,當行為爐排抽回時,又將剛向后引領的煤運回,使煤層向后動作產生了停止,故以煤及渣混合型喂養起鼓,沒法及早將煤渣推入渣坑,造成時,可以使然煤及渣頂著后拱,受損了層燃形態,應響通常作業。
The second is the thickness of the coal seam in the back and forth. Because the grate is relatively narrow, the coal consumption is reduced accordingly, to increase the amount of coal burning, only the coal seam thickness is added to the furnace. As reciprocating horizontal pushing grate, no natural falling trend of coal on the fire grate, powered by backward link cock only make coal burning in the grate, too thick coal seam, however, grate piece of coal, especially in excess of the prescribed role in promoting the thickness of coal seam is abate, when activities grate withdraw, just pushing coal back to back, it will make the coal seam backward movement stagnation, and slag and coal mixing drum, can't timely pushing coal slag into the pit, serious when, can make the coal and slag with arch, destroyed the layer combustion state, affect the normal operation.
三是爐排長不太,節約了散煤在爐排上停住時間間隔,專門是在提升煤層板厚為時,爐排行榜程、爐排推向概率沒變,倒致煤不允許充分地燒,爐渣中所含非常多的可燃質,提升了機械制造不完全性燒熱損毀。
Is a grate length is insufficient, shorten the retention time on coal burning in the grate, especially in the increase of coal seam thickness, grate stroke, grate drive frequency constant, which is not fully burning coal, slag containing large amounts of combustible qualitative, increased the mechanical incomplete combustion heat loss.
四是前先后后拱設備構造不統一理,燃燒達未到較佳的狀態。前先后后拱緊密配合有錯,燃盡區的耐高熱高壓高爐煤氣,被引導系統做用不很明顯,拱不可確認爐膛有較耐高熱高壓度,主燃區得未到該有的形成,煤燃不透;另外后拱遍布爐排體積明顯,拱型設備構造使耐高熱高壓高爐煤氣純凈水受阻礙,暗改了擾動,縮減高爐煤氣步奏,另外導致的喉部耐高熱高壓高爐煤氣中未燃物與氣流融合劣質,擴大了化學上的燃燒流失。

Fourth, the arch structure is irrational and the combustion is not the best. Arch mismatch, before and after the high temperature flue gas of burning area, be directed effect is not obvious, arch cannot ensure furnace with high temperature, primary zone without proper heat, coal combustion opaque; At the same time after the arch cover fire grate area is larger, the arch structure makes high temperature flue gas flow is blocked, weaken the disturbance, shorten the flue gas flow, at the same time cause the throat not combustion in high temperature flue gas and air mixture, increased chemical combustion loss. 

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