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4 磷的氧化随炉料带入制磷电炉的水分和空气与磷的化学反应见式 (10 )~ (12 ) ,P4 +5O2 (空气 ) 2P2 O5+30 73 1kJ〔6〕 (10 ) P4 +6H2 O 5 0 0℃ 2H3PO4 +2PH3↑ (11)P4 +8CO2 P4 O8+8CO +6 0 2 4kJ (12 )反应后炉气中的固相物绝大部分为电除尘器
4 Phosphorus oxidation With the furnace charge into the phosphorus furnace water and air and phosphorus chemical reaction see equation (10) ~ (12), P4 +5 O2 (air) 2P2 O5 +30 73 1kJ [6] (4) P4 + 6H2 O 5 0 0 ℃ 2H3PO4 +2 PH3 ↑ (11) P4 +8 CO2 P4 O8 +8 CO +6 0 2 4kJ (12) Most of the solid phase in the furnace gas after the reaction is electrostatic precipitator