描述
Woodward 8200-1302数字调速器是伍德沃德（Woodward）公司推出的高性能汽轮机控制设备，基于505D系列平台设计，适用于蒸汽轮机的精准调速与过程控制。以下是其综合技术特性与核心功能的详细介绍：
一、技术规格与硬件参数
电源与防护
-输入电压：18-32 VDC（船用/ATEX合规），支持隔离输入，兼容商用船用环境。
-防护等级：IP-54，符合ATEX认证，污染等级3，适用于工业及危险场所。
-工作温度：-30℃至+70℃（-22℉至158℉），存储温度范围相同。
人机界面
-显示屏：8.4英寸液晶屏，支持多语言界面（含中文），提供直观的操作与实时趋势显示。
-操作面板：配备导航十字键、软键及4个状态LED，支持紧急跳闸、模式切换等快速操作。
输入输出配置
-模拟输入：8通道4-20mA（带回路电源），可配置为27种功能（如转速、压力、温度等）。
-数字输入/输出：20个触点输入（前4个为预设功能键），8个C型继电器输出，2个4-20mA控制输出。
二、核心功能与控制特性
多模式控制
-运行模式：支持配置、操作、校准三种模式，满足调试、正常运行及维护需求。
-控制算法：集成5个PID控制器（转速/负荷、辅助PID等），可灵活配置控制策略。
保护与安全功能
-跳闸与报警：10个外部报警输入、10个DI跳闸输入，触发时记录RTC时间戳。
-冗余设计：双冗余速度输入（磁性拾取单元、涡流探头兼容），零速检测与超速保护。
启动与动态响应
-自动启动：支持热启动/冷启动序列，可配置温度输入选项。
-动态性能：双速/负载动态调节，临界速度回避功能，优化启动过程。
通信与集成
-协议支持：Modbus通信端口，兼容DCS系统集成，支持以太网扩展（如S800 I/O系统）。
-远程控制：远程下垂控制、频率死区设置，便于分布式管理。
三、应用领域
电力与能源：发电机组转速控制、负载均衡，提升电网稳定性。
工业自动化：压缩机、泵等旋转设备的速度与负载调节。
船舶与海洋：船用主机与辅助设备调速，优化燃料效率与可靠性。
石油与化工：涡轮机与压缩机控制，适应高温高压环境。
Woodward 8200-1302 digital speed controller is a high-performance steam turbine control device launched by Woodward.It is designed based on the 505D series platform and is suitable for precise speed regulation and process control of steam turbines.The following is a detailed introduction to its comprehensive technical characteristics and core functions:
I.Technical specifications and hardware parameters
Power supply and protection
-Input voltage:18-32 VDC(marine/ATEX compliant),supports isolated input,compatible with commercial marine environments.
-Protection level:IP-54,ATEX certified,pollution level 3,suitable for industrial and hazardous locations.
-Operating temperature:-30℃to+70℃(-22℉to 158℉),storage temperature range is the same.
Human-machine interface
-Display:8.4-inch LCD screen,supports multi-language interface(including Chinese),provides intuitive operation and real-time trend display.
-Operation panel:equipped with navigation cross key,soft key and 4 status LEDs,supports emergency tripping,mode switching and other quick operations.
Input and output configuration
-Analog input:8 channels of 4-20mA(with loop power),configurable to 27 functions(such as speed,pressure,temperature,etc.).
-Digital input/output:20 contact inputs(the first 4 are preset function keys),8 C-type relay outputs,and 2 4-20mA control outputs.
2.Core functions and control features
Multi-mode control
-Operation mode:supports three modes:configuration,operation,and calibration,meeting the needs of debugging,normal operation,and maintenance.
-Control algorithm:Integrated 5 PID controllers(speed/load,auxiliary PID,etc.),and flexible configuration of control strategies.
Protection and safety functions
-Trip and alarm:10 external alarm inputs,10 DI trip inputs,and record RTC timestamp when triggered.
-Redundant design:dual redundant speed inputs(compatible with magnetic pickup units and eddy current probes),zero speed detection and overspeed protection.
Startup and dynamic response
-Automatic start:supports hot start/cold start sequences,and configurable temperature input options.
-Dynamic performance:dual speed/load dynamic adjustment,critical speed avoidance function,optimized startup process.
Communication and integration
-Protocol support:Modbus communication port,compatible with DCS system integration,support Ethernet expansion(such as S800 I/O system).
-Remote control:remote droop control,frequency dead zone setting,convenient for distributed management.
III.Application areas
Power and energy:generator speed control,load balancing,and improved grid stability.
Industrial automation:speed and load regulation of rotating equipment such as compressors and pumps.
Ship and ocean:speed regulation of marine main engines and auxiliary equipment to optimize fuel efficiency and reliability.
Petroleum and chemical:turbine and compressor control to adapt to high temperature and high pressure environments.
