boiler bahan bakar gas alam
Low nitrogen gas boiler bahan bakar alam transformation of environmental significance where the transformation of low nitrogen gas boiler environmental significance where, although natural gas is clean energy, but the combustion process will produce nitrogen oxides, is one of ingredients to form haze. According to the city Thirteen Five energy planning period, from 2014 to 2020, natural gas consumption grew by 14.6 billion cubic meters to 20 billion cubic meters. If you do not take low-nitrogen transformation, the combustion of natural gas will be the main source of nitrogen oxide pollution. After the combustion gas temperature exceeds 1400 ℃, it will generate a lot of nitrogen oxides. Thinking boiler low nitrogen transformation, which is to reduce the combustion temperature to suppress the generation of nitrogen oxides. Chaoyang District Beijing EPB said responsible person, after the transformation, the furnace temperature was controlled at below 1000 ℃, supplemented by staged combustion, flue gas recirculation techniques, such that the concentration of nitrogen oxides is greatly reduced. In recent years, the state vigorously promote clean air plan, Yajian coal. Whether the use of coal-fired central heating boilers, and rural small coal stove for cooking and heating, have changed after another coal to gas in coal, that is, the use of electricity, natural gas and other clean energy alternatives. Thus, in recent years, sulfur dioxide, dust content in the atmosphere continues to decline. But it is worth noting that more and more use of natural gas, also caused a certain amount of nitrogen oxide pollution.
Boiler from coal to gas is to use the original coal-fired boiler bahan bakar alam demolition transformation, Burning natural gas. Compared to gas-fired boiler coal-fired boiler, the first environmental protection, the second can. Carrying coal to gas in the process, you will find that there are different gas-fired boilers, in addition to ordinary gas boiler, as well as more energy-efficient condensing gas boiler. Ordinary gas boiler is outdated, on energy saving can also have a higher standard. Then condensing gas boilers and gas boilers ordinary What are the differences?
Multi fuel design CFB boiler bahan bakar alam Challenge
Multi-fuel CFB boilers typically burn a mixture of waste or alternate fuels along with natural gas, fuel oil,or pulverized coal.This provides an opportunity to produce steam at lower cost than a basic fossil fuel fired unit, but it also makes operations more challenging.Waste and alternate fuels vary in Btu content per volume and their supply is often not consistent. This significantly affects combustion stability and the ability to reliably meet load. More expensive fossil fuels must be used when waste and alternate fuel is not available or to make up for low Btu. Managing this without excessive cost is difficult.In addition, operating within emissions constraints may be a problem with multiple fuel streams in the mix.
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