电网

• 拼音: diàn wǎng
• 汉字拆解: 电 = 雨 + 申 (electricity); 网 = pictograph of a net (net, network)

含义

Power grid; electricity grid. The interconnected network of transmission lines, substations, and infrastructure that distributes electrical power.

A critical piece of national infrastructure. 电网 encompasses both 输电网 (transmission grid) and 配电网 (distribution grid). In security contexts, 电网 can also refer to an electrified fence or wire barrier used for perimeter security. Both meanings are in active use.

例句

1. 极端天气导致多条高压输电线路受损，引发大规模停电，当局紧急调配人员抢修受损电网。
2. 该省正加快推进智能电网建设，通过大数据与物联网技术实现电力供需的精准实时调配。
3. 军事设施周围架设了多层带电电网和红外探测装置，构建起严密的立体防御体系。

用法指南

语境: infrastructure, energy, engineering, security

语气: neutral

正确说法

• 国家电网公司宣布，将在未来五年内完成对全国老旧配电设备的全面升级改造，大幅提升电网的抗灾能力和供电可靠性。(State Grid Corporation announced that it will complete a comprehensive upgrade of outdated distribution equipment nationwide within the next five years, significantly improving the power grid's disaster-resistance capability and power supply reliability.)
• 黑客对关键电网基础设施发动网络攻击的威胁，已成为各国政府高度重视的国家安全议题之一。(The threat of cyber attacks by hackers on critical power grid infrastructure has become one of the national security issues that governments around the world attach great importance to.)

错误说法

• 电力网电网 — redundant; 电力网 and 电网 refer to the same thing; use 电网 in all but the most technical engineering documents where 电力网 may be preferred

起源与历史

电 (electricity) + 网 (net, network) — a network for electricity distribution

文化背景

时代: Modern

世代: All ages

社会背景: Universal