我厂最近在5吨电弧炼钢炉上装置侧向排烟罩,排烟效果很好,约80%的烟尘被排除,从而大大改善了工人的劳动条件。这种型式的排烟罩与通常装在电极棒顶上的罩式排烟罩比较有下列优 Our factory recently installed a lateral exhaust hood on a 5-ton electric arc furnace. The exhaust effect was very good and about 80% of the smoke and dust were removed. As a result, the working conditions of the workers were greatly improved. This type of exhaust hood and usually mounted on top of the electrode hood exhaust hood has the following advantages