SHINKAWA VM-5C SST-2194-001-P001G是新川VM-5系列转子偏心监测卡件，属于TSI汽轮机安全监测单元，遵循API670规范，接入涡流探头采集转子偏心信号，专门监测大轴弯曲偏心状态。

SHINKAWA VM-5C SST-2194-001-P001G is a rotor eccentricity monitor card in Shinkawa VM-5 TSI series. It complies with API 670 standard and receives eddy current probe signals to measure rotor eccentricity and shaft bow condition.

支持机架热插拔，配备传感器断线诊断，隔离4-20mA模拟输出与两级继电器报警，适配VM-5H3、VM-5W1机架，用于机组启动阶段偏心监测，防止转子热弯曲损坏，是电厂TSI系统维保备件。

It supports hot swap in rack with sensor break detection, isolated 4-20mA output and two-stage relay alarm. It fits VM-5H3 / VM-5W1 racks and monitors eccentricity during turbine startup to avoid rotor thermal bow damage.

Main Specifications 技术参数

• 1. Product Series / 产品系列：SHINKAWA VM-5 TSI Monitoring Series

• 2. Part Numbers / 型号编码：VM-5C，SST-2194-001-P001G

• 3. Function Type / 类型：Rotor Eccentricity Monitor 转子偏心监测模块

• 4. Key Features / 特性：API670 compliant, eddy current probe input, hot swap, sensor fault detection

• 5. Compatibility / 配套：VM-5H3, VM-5W1 rack, FK series eddy current probes, DCS

Core Functions 核心功能

• 1. 转子偏心信号采集计算，识别转子弯曲、偏心超标，重点用于开机暖机阶段监测。
  Acquire and calculate rotor eccentricity signal to detect shaft bow, mainly for turbine warm-up and startup monitoring.

• 2. 涡流探头线路故障自检，实时识别探头断线、短路，输出传感器故障告警。
  Eddy current probe cable self-diagnosis, real-time detection of open/short circuit and trigger fault alarm.

• 3. 隔离4-20mA标准模拟量输出，上传至DCS、记录仪，跟踪偏心变化趋势。
  Isolated 4-20mA analog output sent to DCS and recorder for continuous eccentricity trend tracking.

• 4. 可编程预警、危险阈值继电器输出，偏心超限触发联锁保护，保障机组安全。
  Programmable warning and danger relay output, interlock protection will be triggered when eccentricity exceeds limit.

• 5. VM-5系列机架热插拔，不停机更换卡件，不影响同机架其他测点运行。
  Hot-swap design for VM-5 rack, replace module without shutdown and keep other channels working normally.

Application Scenarios 应用场景

• 1. 火电、燃气电厂汽轮发电机组TSI系统转子偏心监测卡件更换。
  Card replacement for rotor eccentricity monitoring in steam turbine TSI system of thermal and gas power plants.

• 2. 大型旋转机组开机、暖机过程偏心监控，规避转子热弯曲风险。
  Eccentricity supervision during startup and warm-up of large rotating units to prevent rotor thermal bow.

• 3. 石化、煤化工装置透平机组TSI保护系统备件储备与故障替换。
  Spare stock and fault replacement for turbine TSI protection system in petrochemical and coal chemical plants.

• 4. VM-5系列TSI机架检修、技改，同型号一对一替换老化故障卡件。
  Overhaul and retrofit of VM-5 TSI racks, direct same-model replacement for aged faulty cards.

• 5. 海外能源项目API670标准汽轮机TSI偏心监测测点备件供应。
  Spare supply for API670 turbine eccentricity monitoring points in overseas energy projects.

FAQ 常见问答

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