Govt Industrial Training Institute, Srikona ITI Operator Ash Handling - Thermal Power Generation Admission 2024-25, Check Sample Papers, Total Students Placed, Learn More About Courses

Operator Ash Handling Thermal Power Generation

As the demand for electricity increases globally, thermal power generation plants continue to play a significant role in meeting this demand. One of the essential aspects of operating these plants efficiently is ash handling. Thermal power plants produce a significant amount of ash during the combustion process, which requires proper handling and disposal to ensure that it doesn't harm the environment or affect the plant's efficiency.

In this article, we will explore the importance of operator ash handling in thermal power generation, the different types of ash generated during the combustion process, and the methods used to handle and dispose of ash efficiently.

Operator Ash Handling Thermal Power Generation Introduction

Thermal power plants generate electricity by burning fossil fuels such as coal, oil, and gas. The combustion process produces a significant amount of ash, which is a byproduct of the process. Ash is made up of inorganic matter that cannot be burned and is left behind after combustion. The ash produced during the combustion process can vary in composition and characteristics, depending on the type of fuel used and the combustion conditions.

Operator Ash Handling Thermal Power Generation What is Ash?

Ash is the residue that is left behind after the fuel is burned in the combustion process. There are three types of ash produced in thermal power plants: fly ash, bottom ash, and bed ash.

Operator Ash Handling Thermal Power Generation Fly Ash

Fly ash is the fine ash that is carried away with the flue gases during combustion. It is made up of small, spherical particles and is typically collected using electrostatic precipitators or baghouses. Fly ash is used in the construction industry as a substitute for cement due to its pozzolanic properties.

Operator Ash Handling Thermal Power Generation Bottom Ash

Bottom ash is the larger, heavier ash that falls to the bottom of the furnace after combustion. It is typically collected using water-cooled hoppers and is disposed of in landfills or used in the construction industry as a substitute for aggregate.

Operator Ash Handling Thermal Power Generation Bed Ash

Bed ash is the ash that is left behind on the grate after the fuel has been burned. It is typically removed using water jets and is disposed of in landfills.

Operator Ash Handling Thermal Power Generation Importance of Ash Handling

Ash handling is an essential aspect of operating thermal power plants efficiently. Proper ash handling is crucial for two reasons: environmental impact and operational efficiency.

Operator Ash Handling Thermal Power Generation Environmental Impact

Ash contains heavy metals and other pollutants that can harm the environment if not handled and disposed of properly. The improper disposal of ash can lead to air and water pollution, which can harm human health and the environment. Therefore, proper ash handling and disposal are crucial for protecting the environment.

Operator Ash Handling Thermal Power Generation Operational Efficiency

Ash can affect the efficiency of thermal power plants if it is not handled properly. For example, if ash accumulates in the furnace or the heat exchangers, it can reduce heat transfer efficiency and increase maintenance costs. Therefore, proper ash handling is essential for maintaining the operational efficiency of thermal power plants.

Operator Ash Handling Thermal Power Generation Types of Ash Handling Systems

There are two main types of ash handling systems: wet ash handling systems and dry ash handling systems.

Operator Ash Handling Thermal Power Generation Wet Ash Handling System

In a wet ash handling system, ash is mixed with water to form slurry, which is then pumped to an ash pond for disposal. This system is typically used for bottom ash and bed ash. The advantage of wet ash handling systems is that they can handle large volumes of ash efficiently. However, they require a significant amount of water and can be challenging to operate

Operator Ash Handling Thermal Power Generation Dry Ash Handling System

In a dry ash handling system, ash is collected in dry form using electrostatic precipitators or baghouses. The dry ash is then transported to a storage silo for disposal. This system is typically used for fly ash. The advantage of dry ash handling systems is that they require less water and are more environmentally friendly. However, they are not as efficient at handling large volumes of ash as wet ash handling systems.

Operator Ash Handling Thermal Power Generation FAQs

What is the difference between fly ash and bottom ash?

Fly ash is the fine ash that is carried away with the flue gases during combustion, while bottom ash is the larger, heavier ash that falls to the bottom of the furnace after combustion.

Why is ash handling important in thermal power plants?

Ash handling is important in thermal power plants for two reasons: environmental impact and operational efficiency. Improper ash handling can lead to air and water pollution and reduce the efficiency of the plant.

What is a wet ash handling system?

A wet ash handling system is a system in which ash is mixed with water to form slurry, which is then pumped to an ash pond for disposal. This system is typically used for bottom ash and bed ash.

What is a dry ash handling system?

A dry ash handling system is a system in which ash is collected in dry form using electrostatic precipitators or baghouses. The dry ash is then transported to a storage silo for disposal. This system is typically used for fly ash.

What is the advantage of dry ash handling systems?

The advantage of dry ash handling systems is that they require less water and are more environmentally friendly. However, they are not as efficient at handling large volumes of ash as wet ash handling systems.

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About Us

Operator Ash Handling - Thermal Power Generation is accountable for the working plant in operation and monitoring of gear in the ash managing plant. In operations of plant, he takes suitable movements to make the certain safe, environment-friendly and dependable operation of the equipment, ensures clean operation of dry and moist ash managing equipment, operation, ash disposal gadget, etc. 

JOB DESCRIPTION

The tasks an Operator Ash Handling - Thermal Power Generation is expected to perform include:

Operating and maintaining ash handling plant

Carrying out inspection of equipment and ensuring​ proactive maintenance

Maintaining required ash handling documentation including records and log sheets

WORK ENVIRONMENT

It is not a desk job

Need not handle a team

Local traveling is not a part of this job role

Part-time work and contractual jobs are available in some cities

Work from home option not available​