Sensor 4000TD for Sri Damodaram Sanjeevaiah power

Date:2025/3/24 9:15:32 Visits: Author:Dongfang YOYIK Engineering Co; Ltd,

The turbine Sensor 4000TD  works based on the differential transformer principle (LVDT). This principle enables the sensor to convert mechanical displacement into an electrical signal. Specifically, when the measured object is displaced, the movable iron core in the sensor moves accordingly, causing the inductance of the coil to change. By measuring this inductance change, the size and direction of the displacement can be accurately determined. The LVDT principle has the characteristics of high precision, high repeatability and good linearity, ensuring the reliability of displacement measurement.

 

Application areas

1. Oil motor stroke monitoring

In steam turbines, the 4000TD sensor is often used to monitor the stroke of oil motors. By accurately measuring the position change of the oil motor piston, the opening of the steam turbine regulating valve is controlled, thereby adjusting the steam intake of the steam turbine and ensuring the stable operation of the steam turbine under different loads.

2. Valve position detection

In addition to oil motor stroke monitoring, the sensor can also be used to detect other valve positions, such as steam turbine regulating valves, stop valves, etc. Real-time mastery of the opening and closing status and position of the valve helps to optimize the operation control of the steam turbine and improve energy efficiency.

3. Steam turbine component displacement monitoring

The 4000TD sensor can also be installed on key components of the steam turbine, such as bearings and rotors, to monitor the displacement of these components. By analyzing the displacement data, potential mechanical failures, such as excessive vibration and rotor eccentricity, can be discovered in time, and corresponding maintenance measures can be taken to avoid equipment damage and shutdown accidents.

 

Precautions for use

1. Installation requirements

When installing the 4000TD sensor, it is necessary to ensure the accuracy of its installation position to avoid measurement errors caused by improper installation. At the same time, the protection of the sensor should be considered to prevent mechanical damage, water vapor erosion, etc. from affecting its normal operation.

2. Regular calibration

In order to ensure the measurement accuracy of the sensor, it should be calibrated regularly. During the calibration process, professional calibration equipment and standard instruments should be used, and the operation should be carried out according to the prescribed calibration cycle and method to ensure that the output data of the sensor is always accurate and reliable.

3. Maintenance

Daily maintenance should not be ignored. Regularly check whether the appearance of the sensor is damaged, whether the connection parts are loose, etc., and clean the dust and oil on the surface of the sensor in time to ensure its good working condition.

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Yoyik can offer many spare parts for power plants as below:

 

#DF-Sensor 4000TD-DF

turbine speed sensor SC-1

linear variable displacement transducer ZDET-400B

rtd thermocouple TE-111

RPM Sensor magnetic A5SO5T90-05

linear variable displacement transducer HL-6-20-15

steam turbine bolt heater DJ22-20

temperature transmitter pt100 WZPM2-002, DZ3.5.1-1995

Pt100 Temperature Sensor WZP2-230

heating elements JH-023-680300 47

displacement sensor sany B151.36.09G24

rtd thermocouple WRNK2-391

lvdt-sensor DET800A

Shaft Speed Sensors CS-1-G-100-03-01

thermocouple type k  WRNK2-430NM/DN50

Non-Contact Linear Displacement sensor DET-100A

LVDT Sensor TDZ-1D-05

Gear rpm sensor ZS-03 L=80

thermocouple cable TE-106

Platinum-Rhodium Wire WRNK2-332 

Rotary Torque Sensor BI5-M18-AN6X

k type thermocouple 1200 degree WREKD2-04

Tacho RPM sensor CS-3-M10*1 L=130

ultrasonic liquid level sensor LU83-5111

replace thermocouple WRNK2-294

lvdt transducer displacement ZDET-800B

industrial displacement sensor TD-1G-0200-15-01

thermocoupl 1000¡æ TE-203

angular displacement sensor TDZ-1F

pt100 rtd500 WZP2-2212A

20kw industrial heating element JHG03-380V 6KW

Adjustable Bimetal Thermometer WK-P2T(TH)

displacement inductive sensor TDZ-1-13

High Temperature Gauge WSS-461 0¡«350¡æ

lvdt displacement transducer ZD-4000TDB

lvdt displacement sensor inductive sensor LVDT-800-3

Thermocouple Temperature Measurement TC03A2-KY-2B/S12

Sensor 4000TD

 

transmission speed sensor A5SO5T90-05

Gear tooth sensor SZCB-01-B01

lvdt 20mm sensor TDZ-1-35

lvdt transducer displacement ZD-7000TDB

k type thermocouple 1200 degree WRNR-010 K φ5mm

Sensor TDZ-1G-43 0-130MM

linear displacement transducer ZDET-1000B

linear displacement sensor TD-1-1000

LVDT Displacement Transducer Sensors K151.36.06.01(1)

lvdt 20mm sensor TDZ-1G-04

speed sensor cost CS-3-M18-L60

sensor speed BI5-M18-AN6X

linear displacement sensor TDZ-1-H

lvdt full form DET250A

transmission temperature gauge WSS-481 0¡«250¡æ

lvdt 0-300 LVDT-100-3

shaft rotation sensor SC-1

temperature probe sensor 4Q15244

displacement sensor sany TDZ-B

LVDT Measurement LVDT-550-3

rotation sensor D-080-02-01

Platinum-Iridium Wire WRNK2-0901T φ5

linear displacement transducer 6000TD

Magnetic Sensors G075-05-01

speed sensor symptoms ZCS-03

temperature transmitter pt100 WZPK-24 φ6

stainless steel Thermocouple WREK2-294

sensor de rpm CS-3F-M16*1-L20

LVDT Position Sensors 8000TDZ-A

Gear tooth sensor 70C85-1010-423

3 wire rtd WZRK-135 Φ5

speed sensor location CS-1-G-075-05-01

lvdt transducer TDZ-1G

rpm sensor indicator DZJK ECS-2-6

electric control cabinet DJZ-02

Φ25mm Current Sensor HTW-05-50/HTW-14-50

Sensor 4000TD

 

DFYL-2025-3-24-ZYR

 

 

Sensor