摘要
对目前SCADA系统中可用的几种通信方式进行简要的比较,并就SCADA系统中采用GPRS作为传输信道的技术特点、技术原理、系统优缺点、运营费用等方面进行论述。
The current essay summaries a brief comparison on several communi-cation methods in SCADA system and dispatch. Several aspects such as techicalcharacterstics, technicaal principle, systemmatical advantages and disadvantages,and running coast when using GPRS as transmit channel in the SCADA systemare also being expounded in the essay.
出处
《自动化博览》
2004年第3期82-83,共2页
Automation Panorama1
