Engineering English
Distributed Control System (DCS)
Chemical Engineering · Last updated: July 30, 2026 · How this entry was written
Definition: A Distributed Control System (DCS) is a computerized control system for a process plant that uses distributed controllers for autonomous control while integrating supervisory data. It provides centralized operation with distributed risk and is essential for managing complex chemical processes.
Example in context
“The Distributed Control System allows operators to monitor and adjust all unit operations from a single control room with high reliability.”
“Dağıtık Kontrol Sistemi, operatörlerin tüm birim operasyonlarını tek bir kontrol odasından yüksek güvenilirlikle izlemesine ve ayarlamasına olanak tanır.”
Where engineers use it
The DCS is the backbone of modern chemical plants, providing coordinated control of reactors, distillation columns, and utilities. Engineers use it for alarm management, historical data logging, and advanced process control strategies.
Synonyms: DCS, distributed control system
Practice: can you use “Distributed Control System (DCS)” at work?
A senior engineer asks you to troubleshoot a communication loss between a field transmitter and the DCS controller in a distillation unit. Identify likely causes and propose steps to restore communication.
Show a model answer
“Verify the DCS controller configuration and check for any alarm overrides.”
“Distributed Control System (DCS)” in 21 languages
| English | Distributed Control System (DCS) |
|---|---|
| Turkish | Dağıtık Kontrol Sistemi (DCS) |
| French | Système de Contrôle Distribué (DCS) |
| German | Prozessleitsystem (PLS) |
| Spanish | Sistema de Control Distribuido (DCS) |
| Chinese | 分布式控制系统 |
| Arabic | نظام التحكم الموزع |
| Portuguese | Sistema de Controle Distribuído (DCS) |
| Russian | Распределенная система управления (РСУ) |
| Japanese | 分散制御システム |
| Italian | Sistema di Controllo Distribuito (DCS) |
| Vietnamese | Hệ thống điều khiển phân tán (DCS) |
| Hindi | वितरित नियंत्रण प्रणाली (डीसीएस) |
| Thai | ระบบควบคุมแบบกระจาย (ดีซีเอส) |
| Indonesian | Sistem Kontrol Terdistribusi (DCS) |
| Korean | 분산 제어 시스템 (DCS) |
| Bengali | ডিস্ট্রিবিউটেড কন্ট্রোল সিস্টেম (ডিসিএস) |
| Dutch | Gedistribueerd besturingssysteem (DCS) |
| Swedish | Distribuerat styrsystem (DCS) |
| Finnish | Hajautettu ohjausjärjestelmä (DCS) |
| Ukrainian | Розподілена система керування (РСК) |
Frequently asked questions
What does Distributed Control System (DCS) mean in engineering?
A Distributed Control System (DCS) is a computerized control system for a process plant that uses distributed controllers for autonomous control while integrating supervisory data. It provides centralized operation with distributed risk and is essential for managing complex chemical processes. In Chemical Engineering, the term carries a usage-frequency rating of 10/10 in the Engineering English library.
How do you pronounce Distributed Control System (DCS)?
Distributed Control System (DCS) is pronounced /dɪˈstrɪbjuːtɪd kənˈtroʊl ˈsɪstəm/ (IPA). The Engineering English app plays audio for the term and checks your pronunciation with speech recognition.
How is Distributed Control System (DCS) used in a sentence?
Example from an engineering context: “The Distributed Control System allows operators to monitor and adjust all unit operations from a single control room with high reliability.”
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