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2021.01.19
低浓度瓦斯气发电机组应用气源要求
技术特点
Technical features
u低浓度瓦斯细水雾输送系统，具有阻火、泄爆、抑爆、阻爆多级防护功能，确保低浓度瓦斯输送安全；
The water mist conveying system of low concentration gas has the functions of fire resistance, explosion relief, explosion suppression and explosion resistance to ensure the safety of low concentration gas transportation;
u采用电控混合器、闭环自动控制技术，可实现空然比实时调整，对燃气波动的适应性强，功率输出稳定；
The air-to-gas ratio can be adjusted in real time by using the electronic mixer and closed-loop automatic control technology, which has strong adaptability to gas fluctuation and stable power output;
u自动化程度高，具备一键启动、自动合闸、加载功能；
U high degree of automation, with a key to start, automatic closing, loading function;
u机组可满负荷连续运行，年运行时间长达8000小时，发电收益高；
U unit can run continuously at full load for 8000 hours a year, with high power generation income;
u机组故障率低，大修周期长，运行成本低。
U unit has low failure rate, long overhaul period and low operation cost.
应用气源要求
Application gas source requirements
u机组燃气温度≤40℃；
U unit gas temperature ≤ 40 ℃;
u燃气压力2.5~10kPa；
U the gas pressure is 2.5 ~ 10KPA;
u压力变化率≤1kPa/min；
U pressure change rate ≤ 1kPa / min;
u甲烷体积含量≥8%，甲烷与氧气总含量≥26%，
U the volume content of methane is more than or equal to 8%, and the total content of methane and oxygen is more than or equal to 26%,
u氧气体积含量≥16%；
U oxygen content ≥ 16%;
u甲烷浓度变化速≤2%/min；
U methane concentration change rate ≤ 2% / min;
u水分含量≤40g/Nm3，不含游离水；
U water content ≤ 40g / Nm3, without free water;
u粉尘含量≤30mg/Nm3；
U dust content ≤ 30mg / Nm3;
u粉尘粒度≤5μm；
U dust size ≤ 5 μ M;
u硫总含量≤100mg/Nm3。
U total sulfur content ≤ 100mg / Nm3.