化工生产自动化中 PLC 技术的应用

来源 :电子技术与软件工程 | 被引量 : 0次 | 上传用户:datou17297
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
PLC自动化控制系统是一种重要的电子系统,被广泛的应用在石油化工、数控机床、钢铁加工、汽车制造等很多领域,是一种非常便捷高效的应用工具,其中化工生产自动化中PLC技术的应用,极大地提高了化工生产的运行效率,在化工生产自动化中发挥着重要的作用。本文分析了PLC技术概述和PLC技术概述,阐述了确定自动化控制系统的总体方案。
其他文献
Introduction and Objective: Epithelial to Mesenchymal transition (EMT) at the first hormonal therapy is thought to play an essential role in obtaining castrate
Objectives: The demerit of pylorus-preserving gastrectomy (PPG) is gastric stasis in the remnant stomach (GSRS). We investigated the relationship between postga
Background: The current treatment options of early glottic carcinoma are radiotherapy;trans laser microsurgery, and open surgery. However, the best treatment is
Background: The neutrophil/lymphocyte ratio (NLR) has been reported to reflect systemic inflammation and independent prognostic significance in different types
国库集中收付制度是指政府将所有财政性资金都纳入国库单一账户体系管理,收入直接缴入国库或财政专户,支出通过国库单一账户体系支付到商品和劳务供应者或用款单位,这个制度
在国民经济高速发展的现代社会中,国家政府对行政事业单位的资金投入比重逐年上升,给我国行政事业的发展带来了巨大的机遇和发展空间,但同时这也带来许多资金上的会计核算问
Background: Immune checkpoint inhibitors (ICI)s were recently approved for the treatment of advanced non-small cell lung cancer (NSCLC). Whereas brain metastase
Purpose: To compare primary surgery and surgery after neoadjuvant chemotherapy (NCT) in locally advanced breast cancer (LABC) patients. Methods: Between January
Background: Randomized clinical trials have demonstrated the benefits of chemotherapy in carefully selected non-small cell lung cancer (NSCLC) patients. How gen
Introduction: Thymus neoplasm is rare tumors and it has low mortality. There are scarce publications in Latin-American about this topic. We present a Chilean ca