现代智能工厂中，生产现场部署了来自不同厂家、不同年代和不同通信协议的设备，包括PLC、CNC、机器人、变频器、传感器 ...

本文系统阐述基于OPC UA（统一架构）的跨平台设备互联互通与数据采集方案。从工业现场设备通信的多样性和复杂性出发，分析OPC UA的技术优势和应用价值。重点介绍OPC UA的信息建模、通信机制、安全机制和跨平台实现等核心技术，并结合实际工业应用案例 ...

Operational penetration testing is a process of simulating real-world attacks on OT systems to identify vulnerabilities before cybercriminals can exploit them, either physically or remotely. OT ...

Quick Summary Looking to model, monitor, and optimise physical assets and systems digitally? Discover the 10 best digital twin software solutions for enterprises in 2026 that help create accurate ...

[导读]全球制造业正经历从单机自动化向系统集成的深刻转型。据HMS Networks 2023年报告显示，Modbus TCP协议仍占据工业以太网协议40%的市场份额，广泛应用于能源、制造等领域的设备层通信;而OPC UA凭借其跨平台特性与安全架构，年采用率增长超25%，成为上层系统 ...

When I launched my first automation solution, I had more doubts than answers. But that one small client, a packaging plant, trusted me, and it turned into a multimillion-dollar opportunity. That early ...

LGPL OPC-UA server and client library written in C++ and with a lot of code auto-generated from xml specification using python. Python bindings can be found in the ...

Unified Automation 是一家来自德国、专注于 OPC UA 的软件与工具提供商， 提供覆盖 开发（SDK）→ 建模（UA Modeler）→ 测试与诊断（UaExpert）→ 兼容与迁移（UaGateway） 的完整产品链条， 帮助设备厂商、系统集成商与工业用户快速构建安全、标准化、可扩展的 IIoT 互联 ...

A comprehensive OPC UA server implementation simulating a CNC machining center that produces realistic manufacturing time series data. Built with Python 3.13 and asyncua, designed for testing, ...

本文章由彭瑜（上海工业自动化仪表研究院，PLCopen中国组织）独家撰文，如需转载，请在微信公众号后台留言 工业自动控制系统所采用的编程语言不可能一成不变，总是环绕着服务对象的需求和应用场景的变化在演进。从上世纪的90年代至今，IEC 61131-3作为PLC ...