What is the need of governing a turbine?

Governing of a turbine is necessary as a turbine is directly coupled to an electric generator, which is required to run at constant speed under all fluctuating load conditions. This is achieved by means of a governor called oil pressure governor.

What is turbine PPT?

Reaction Turbine • In a reaction turbine, forces driving the rotor are achieved by the reaction of an accelerating water flow in the runner while the pressure drops. • In reaction turbines torque developed by reacting to the fluid’s pressure.

What are the methods of governing a steam turbine?

Steam Turbine Governing System : 5 Methods | Thermodynamics

  • Method # 1. Throttle Governing:
  • Method # 2. Nozzle-Control Governing:
  • Method # 3. By-Pass Governing’s:
  • Method # 4. Extraction Pressure Regulating System:
  • Method # 5. Over-Speed Tripping System/Emergency Governor:

What are the basic types of governors?

Types of Governors

  • Mechanical or centrifugal governor.
  • Pneumatic governor.
  • Hydraulic governor.

What is turbine and types?

The 4 types of turbines are- Water turbines. Steam turbines. Gas turbines & Wind turbines.

What is the objective of governing a steam turbine and explain any one method of governing?

Explanation: The objective of steam turbine governing is to keep turbine speed constant irrespective of the load on the turbine shaft. The performance of a steam turbine is affected when the load changes. Turbine governing is important because in practical conditions the load frequently varies.

What are the different methods of governing steam turbines?

The methods used for governing the steam turbines are: 1. Throttle Governing 2. Nozzle-Control Governing 3. By-Pass Governing’s 4.

What is the objective of steam turbine governing?

Explanation: The primary objective of steam turbine governing is to maintain a constant speed at varying loads. That means, irrespective of the load that is developed in the turbine, the speed remains a constant.