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Accurate temperature control method for gypsum powder drying process
The invention discloses an accurate temperature control method for a gypsum powder drying process, which comprises the following steps of: A, firstly, gypsum powder is uniformly added into a heating stirring kettle, the rotating speed of a stirring motor and the heating temperature are controlled, the stirring motor drives stirring blades to rotate to uniformly stir the gypsum powder, and a heating plate uniformly heats the gypsum powder at the same time; B, a plurality of temperature sensors in the heating stirring kettle transmit collected gypsum powder temperature signals to a signal amplification unit in an external controller in real time; C, the signal amplification unit amplifies the received temperature signals and transmits the amplified temperature signals to a main control unit, and the main control unit transmits the amplified signals to a judgment module for judgment; and D, once the error between the heating temperature and the material temperature is not within the normal range, control is conducted immediately. The temperature control method is easy to operate and high in control precision, the gypsum powder drying uniformity can be improved, and then the follow-up processing quality is improved.
本发明公开了一种石膏粉烘干过程精准控温方法，包括以下步骤：A、首先将石膏粉均匀加入加热搅拌釜中，控制搅拌电机的转速和加热温度，搅拌电机带动搅拌叶转动对石膏粉均匀搅拌，同时加热板对石膏粉进行均匀加热；B、加热搅拌釜内部的多个温度传感器将采集的石膏粉温度信号实时传输至外部控制器内的信号放大单元；C、信号放大单元对接收的温度信号进行放大后传输至主控单元，主控单元将放大后的信号传输至判断模块进行判断；D、一旦加热温度和物料温度误差不在正常范围内，则立即进行控制，本发明采用控温方法操作简单，控制精度高，能够提高石膏粉干燥均匀性，进而提高后续加工质量。
Accurate temperature control method for gypsum powder drying process
The invention discloses an accurate temperature control method for a gypsum powder drying process, which comprises the following steps of: A, firstly, gypsum powder is uniformly added into a heating stirring kettle, the rotating speed of a stirring motor and the heating temperature are controlled, the stirring motor drives stirring blades to rotate to uniformly stir the gypsum powder, and a heating plate uniformly heats the gypsum powder at the same time; B, a plurality of temperature sensors in the heating stirring kettle transmit collected gypsum powder temperature signals to a signal amplification unit in an external controller in real time; C, the signal amplification unit amplifies the received temperature signals and transmits the amplified temperature signals to a main control unit, and the main control unit transmits the amplified signals to a judgment module for judgment; and D, once the error between the heating temperature and the material temperature is not within the normal range, control is conducted immediately. The temperature control method is easy to operate and high in control precision, the gypsum powder drying uniformity can be improved, and then the follow-up processing quality is improved.
本发明公开了一种石膏粉烘干过程精准控温方法，包括以下步骤：A、首先将石膏粉均匀加入加热搅拌釜中，控制搅拌电机的转速和加热温度，搅拌电机带动搅拌叶转动对石膏粉均匀搅拌，同时加热板对石膏粉进行均匀加热；B、加热搅拌釜内部的多个温度传感器将采集的石膏粉温度信号实时传输至外部控制器内的信号放大单元；C、信号放大单元对接收的温度信号进行放大后传输至主控单元，主控单元将放大后的信号传输至判断模块进行判断；D、一旦加热温度和物料温度误差不在正常范围内，则立即进行控制，本发明采用控温方法操作简单，控制精度高，能够提高石膏粉干燥均匀性，进而提高后续加工质量。
Accurate temperature control method for gypsum powder drying process
一种石膏粉烘干过程精准控温方法
LI ZEYOU (author) / LI YINJI (author) / LI YIJUN (author) / CHEN ZHIDONG (author) / BAI XIN (author)
2021-04-23
Patent
Electronic Resource
Chinese
Method for producing gypsum powder by drying and calcining citric gypsum by natural gas
| European Patent Office | 2016