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2021.01.19
低濃度瓦斯氣發(fā)電機組應用氣源要求
技術(shù)特點(diǎn)
Technical features
u低濃度瓦斯細水霧輸送系統，具有阻火、泄爆、抑爆、阻爆多級防護功能，確保低濃度瓦斯輸送安全；
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采用電控混合器、閉環(huán)自動(dòng)控制技術(shù)，可實(shí)現空然比實(shí)時(shí)調整，對燃氣波動(dòng)的適應性強，功率輸出穩定；
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自動(dòng)化程度高，具備一鍵啟動(dòng)、自動(dòng)合閘、加載功能；
U high degree of automation, with a key to start, automatic closing, loading function;
u機組可滿(mǎn)負荷連續運行，年運行時(shí)間長(cháng)達8000小時(shí)，發(fā)電收益高；
U unit can run continuously at full load for 8000 hours a year, with high power generation income;
u機組故障率低，大修周期長(cháng)，運行成本低。
U unit has low failure rate, long overhaul period and low operation cost.
應用氣源要求
Application gas source requirements
u機組燃氣溫度≤40℃；
U unit gas temperature ≤ 40 ℃;
u燃氣壓力2.5~10kPa；
U the gas pressure is 2.5 ~ 10KPA;
u壓力變化率≤1kPa/min；
U pressure change rate ≤ 1kPa / min;
u甲烷體積含量≥8%，甲烷與氧氣總含量≥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氧氣體積含量≥16%；
U oxygen content ≥ 16%;
u甲烷濃度變化速≤2%/min；
U methane concentration change rate ≤ 2% / min;
u水分含量≤40g/Nm3，不含游離水；
U water content ≤ 40g / Nm3, without free water;
u粉塵含量≤30mg/Nm3；
U dust content ≤ 30mg / Nm3;
u粉塵粒度≤5μm；
U dust size ≤ 5 μ M;
u硫總含量≤100mg/Nm3。
U total sulfur content ≤ 100mg / Nm3.