山西化工
山西化工
산서화공
SHANXI CHEMICAL INDUSTRY
2012年
4期
42-44,58
,共4页
中和器%pH值%串级调节%可编程序调节器
中和器%pH值%串級調節%可編程序調節器
중화기%pH치%천급조절%가편정서조절기
neutralizer%pH%cascade regulation%programmable logic controller
根据硝铵中和反应中pH值控制的特点及工艺条件,确定了pH值与酸/氨比值串级调节方案,并通过可编程序调节器CD600来实现,从而使硝铵中和器pH值的稳定控制取得了满意的效果。
根據硝銨中和反應中pH值控製的特點及工藝條件,確定瞭pH值與痠/氨比值串級調節方案,併通過可編程序調節器CD600來實現,從而使硝銨中和器pH值的穩定控製取得瞭滿意的效果。
근거초안중화반응중pH치공제적특점급공예조건,학정료pH치여산/안비치천급조절방안,병통과가편정서조절기CD600래실현,종이사초안중화기pH치적은정공제취득료만의적효과。
According to the characteristic and process condition of the pH control in ammonium nitrate neutralization reaction, the cascade regulation scheme of the pH and acid/ammonia ratio is formed using the programmable logic controller CD600. The stability control of the pH is achieved in ammonium nitrate neutralizer as well as the satisfactory results.
