A pH control system for synthesizing ternary material precursor

• Main Authors: WANG YING, ZHANG HUIBIN, ZHAO CHENGLONG, ZHANG YINGYING, YI JIANGPING, JIANG WENFA, WANG SHENGWEI, NIU LONGWEI, YUAN YABIN, ZHAO HONGDONG
• Format: Patent
• Language: English
• Published: 26.08.2015
• Subjects: CONTROLLING; PHYSICS; REGULATING; SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES

The utility model relates to an industrial automation control field discloses a pH control system for synthesizing ternary material precursor very much, and it includes switch board and reation kettle, pump and the alkali lye jar of tube coupling in proper order, characterized by: still include online pH meter, PID controller and solid state relay, wherein the input circuit among online pH meter, PID controller and the solid state relay is established ties and is constituteed signal control circuit, be equipped with circuit connection's power and time switch in the switch board, it is parallelly connected with online pH meter, PID controller again after solid state relay's output circuit and the series connection of pumps, then establish ties with time switch again and constitute power supply circuit, the electrode of online pH meter is located reation kettle, the electric wire that uses in the circuit is the shielded wire. The utility model discloses an automated control reation kettle pH value has greatly reduced the human factor to the pH's of system influence, when having improved reaction system pH stability, also reduced the consumption of manpower.