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Viaton Energy Boiler Operator Interview Questions, Process, and Tips

Updated 25 Jan 2025

Viaton Energy Boiler Operator Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Easy
Process Duration
-
Result
Selected Selected

I was interviewed before Jan 2024.

Round 1 - Technical 

(3 Questions)

  • Q1. What is the soot blower ?
  • Ans. 

    A soot blower is a device used to remove soot or ash buildup from boiler tubes to maintain efficiency.

    • Soot blowers can be either steam or air powered.

    • They are typically mounted on the boiler walls or superheaters.

    • Soot blowers help prevent the buildup of soot, which can decrease heat transfer efficiency.

    • Examples of soot blower manufacturers include Clyde Bergemann Power Group, Diamond Power International, and B&W Me

  • Answered by AI
  • Q2. What is the function of super heater ?
  • Ans. 

    The function of a superheater is to increase the temperature of steam produced by the boiler to improve efficiency and prevent condensation in the steam lines.

    • Increases the temperature of steam to improve efficiency

    • Prevents condensation in the steam lines

    • Helps in achieving higher thermal efficiency of the boiler

    • Can be located in the combustion chamber or after the primary superheater

    • Examples: radiant superheaters, conv

  • Answered by AI
  • Q3. What is the purpose of Id ?
  • Ans. 

    Id is used to uniquely identify a specific entity or record.

    • Id is commonly used in databases to uniquely identify each record in a table.

    • It helps in efficiently retrieving, updating, and deleting specific records.

    • Id can be a combination of letters, numbers, or special characters.

    • For example, in a customer database, each customer may have a unique Id assigned to them.

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. What is the purpose of ID ?
  • Ans. 

    The purpose of ID is to control the draft in the boiler and ensure proper combustion.

    • ID stands for Induced Draft, which is used to create a negative pressure in the furnace and help remove combustion gases.

    • It helps control the flow of air and flue gases in the boiler system.

    • ID fans are commonly used in boilers to maintain proper combustion and improve efficiency.

  • Answered by AI
  • Q2. What is the purpose of FD ?
  • Ans. 

    The purpose of FD is to supply air for combustion in the boiler.

    • FD stands for Forced Draft, which is a fan that supplies air under pressure to the boiler for combustion.

    • It helps in maintaining the proper air-fuel ratio for efficient combustion.

    • FD fans are essential for creating a positive pressure in the furnace, ensuring proper flow of combustion gases.

    • Without FD, the combustion process in the boiler would be ineffici

  • Answered by AI

Interview questions from similar companies

Interview Questionnaire 

1 Question

  • Q1. Course-related questions

Interview Preparation Tips

Round: Test
Experience: 1. Topics: Reasoning and Technical (AE & ME).
Open for Programme/Departments: All dual degree students
Number of Students selected: 1
Duration: 30 minutes

General Tips: Prepare for courses offered by department.
College Name: IIT KANPUR

Interview Questionnaire 

1 Question

  • Q1. What are the minimum tests for piling ?
  • Ans. 

    Minimum tests for piling include integrity testing, load testing, and pile driving analyzer (PDA) testing.

    • Integrity testing is done to ensure that the pile is free from defects and damage.

    • Load testing is done to determine the load capacity of the pile.

    • Pile driving analyzer (PDA) testing is done to measure the stresses and strains in the pile during driving.

    • Other tests may include crosshole sonic logging (CSL) and therm

  • Answered by AI

I applied via Walk-in and was interviewed in Jan 2021. There was 1 interview round.

Interview Questionnaire 

3 Questions

  • Q1. Related to my work experience
  • Q2. Related to line handeling
  • Q3. How to manage manpower if short
  • Ans. 

    Prioritize tasks and delegate responsibilities based on urgency and importance.

    • Assess the workload and prioritize tasks based on urgency and importance

    • Delegate responsibilities to team members based on their strengths and workload

    • Cross-train employees to ensure flexibility in case of absences

    • Consider hiring temporary staff or outsourcing work if necessary

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - This interview was related to my work experience
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Mar 2023. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Aptitude Test 

10th level question with answers

Round 3 - Group Discussion 

About our work experience

Round 4 - HR 

(1 Question)

  • Q1. Salary discussions

Interview Preparation Tips

Interview preparation tips for other job seekers - Best of luck

I applied via Naukri.com and was interviewed in Jun 2021. There was 1 interview round.

Interview Questionnaire 

3 Questions

  • Q1. What is the previous work experience.?
  • Ans. 

    I have 5 years of experience in sales, working for a leading technology company.

    • Worked as a Sales Executive for XYZ Technology for 5 years

    • Managed a portfolio of key accounts and consistently exceeded sales targets

    • Developed and maintained strong relationships with clients, resulting in repeat business

    • Collaborated with cross-functional teams to develop and implement effective sales strategies

    • Provided excellent customer s...

  • Answered by AI
  • Q2. What is your achievements?
  • Ans. 

    I have achieved consistent sales growth, exceeding targets by 20% for three consecutive years.

    • Consistently exceeded sales targets by 20% for three consecutive years

    • Developed and implemented effective sales strategies resulting in increased revenue

    • Built and maintained strong relationships with key clients, leading to repeat business

    • Received multiple awards for top sales performance

  • Answered by AI
  • Q3. How will be you achieve the target
  • Ans. 

    I will achieve the target by implementing a strategic sales plan, building strong relationships with clients, and consistently meeting and exceeding sales goals.

    • Developing a comprehensive sales strategy that includes identifying target markets, setting sales goals, and creating a plan to reach those goals.

    • Building and maintaining strong relationships with clients by providing excellent customer service, understanding t...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident to answer the question
Interview experience
3
Average
Difficulty level
Easy
Process Duration
2-4 weeks
Result
Selected Selected

I was interviewed in Apr 2024.

Round 1 - HR 

(2 Questions)

  • Q1. About work culture
  • Q2. About technical
Round 2 - Technical 

(1 Question)

  • Q1. Related to Transformer
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
-
Result
Not Selected

I was interviewed in Jul 2024.

Round 1 - Technical 

(10 Questions)

  • Q1. Can you tell me about yourself?
  • Q2. What are your responsibilities in the plant?
  • Ans. 

    As a Senior Engineer in the plant, my responsibilities include overseeing operations, managing projects, ensuring compliance with regulations, and leading a team of engineers.

    • Overseeing day-to-day operations in the plant

    • Managing projects related to plant upgrades or expansions

    • Ensuring compliance with safety and environmental regulations

    • Leading and mentoring a team of engineers

    • Troubleshooting technical issues and implem

  • Answered by AI
  • Q3. Why is tan delta testing conducted in power transformers?
  • Ans. 

    Tan delta testing is conducted in power transformers to assess the insulation condition and detect any potential faults.

    • Tan delta testing helps in evaluating the insulation quality of power transformers.

    • It can detect any potential issues such as moisture, contamination, or aging of insulation materials.

    • By measuring the tan delta value, engineers can assess the dielectric losses in the transformer.

    • Regular tan delta test...

  • Answered by AI
  • Q4. What is a vector group?
  • Ans. 

    A vector group is a method used to represent the phase relationship between the primary and secondary windings of a transformer.

    • Vector group indicates the connection of transformer windings and the phase shift between them.

    • It is represented by a combination of letters and numbers, such as Yd1, Dyn11, etc.

    • Different vector groups have different phase relationships, affecting the transformer's performance and operation.

    • Ve...

  • Answered by AI
  • Q5. What should be considered when erecting an IDT (Inverter duty Transformer)?
  • Ans. 

    Considerations when erecting an IDT (Inverter duty Transformer)

    • Ensure the transformer is designed for inverter duty applications

    • Properly size the transformer based on the inverter's output power

    • Consider the harmonic content of the inverter's output when selecting the transformer

    • Provide adequate ventilation and cooling for the transformer to handle the increased heat generated by the inverter

    • Ensure proper grounding and ...

  • Answered by AI
  • Q6. What is the star-delta connection in power transformers?
  • Ans. 

    Star-delta connection is a method used in power transformers to reduce starting current and improve efficiency.

    • Star-delta connection involves connecting the primary windings of the transformer in a star configuration during starting, and then switching to a delta configuration during normal operation.

    • This method helps in reducing the starting current drawn by the transformer, which is beneficial for the power system.

    • It...

  • Answered by AI
  • Q7. What types of conductors are used in high-tension (HT) lines, and what are their current capacities?
  • Ans. 

    High-tension (HT) lines use different types of conductors with varying current capacities.

    • Types of conductors used in HT lines include aluminum, steel, and composite materials

    • Aluminum conductors are commonly used due to their lightweight and high conductivity

    • Steel conductors are used for their strength and durability

    • Composite conductors are a newer technology that offer a balance of strength and conductivity

    • Current cap...

  • Answered by AI
  • Q8. What is the distance between poles in 33KV high tension lines?
  • Ans. 

    The distance between poles in 33KV high tension lines is typically around 50-60 meters.

    • The distance between poles in high tension lines is determined by factors such as terrain, voltage level, and local regulations.

    • In general, the distance can range from 50 to 60 meters for 33KV high tension lines.

    • This distance is important to ensure proper support and insulation of the conductors between poles.

  • Answered by AI
  • Q9. What is the process of laying LT cables?
  • Ans. 

    The process of laying LT cables involves planning, trenching, laying the cables, jointing, testing, and backfilling.

    • Plan the route and depth of the trench for laying the cables.

    • Excavate the trench to the required depth and width.

    • Lay the cables in the trench, ensuring proper alignment and support.

    • Joint the cables together using appropriate connectors.

    • Test the cables for continuity and insulation resistance.

    • Backfill the ...

  • Answered by AI
  • Q10. What is the process for attaching modules?
  • Ans. 

    The process for attaching modules involves identifying connection points, aligning the modules, securing them in place, and testing for functionality.

    • Identify connection points on both modules

    • Align the modules properly to ensure a secure fit

    • Secure the modules in place using appropriate fasteners or connectors

    • Test the functionality of the attached modules to ensure proper connection

  • Answered by AI
Round 2 - HR 

(2 Questions)

  • Q1. Why do you want to change jobs?
  • Ans. 

    Seeking new challenges and opportunities for growth in a more innovative environment.

    • Desire for new challenges and opportunities

    • Seeking growth and advancement

    • Looking for a more innovative work environment

  • Answered by AI
  • Q2. What can you share about your family?
  • Ans. 

    I come from a close-knit family of four, including my parents and younger sister.

    • My parents have always been supportive of my career choices and encouraged me to pursue my passion for engineering.

    • I have a younger sister who is currently studying computer science at university, following in my footsteps.

    • We enjoy spending quality time together, whether it's going on family vacations or simply having dinner at home.

  • Answered by AI
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Newspaper Ad and was interviewed before Mar 2023. There was 1 interview round.

Round 1 - One-on-one 

(5 Questions)

  • Q1. Wind turbines commissioning process and PLC software knowledge,wind turbines termination work
  • Q2. Converter test and DFIG working
  • Ans. 

    Converter test involves testing the performance and efficiency of a converter, while DFIG (Doubly Fed Induction Generator) is a type of generator used in wind turbines.

    • Converter test evaluates the performance of a power converter by analyzing its efficiency, power factor, and voltage regulation.

    • DFIG is a type of generator commonly used in wind turbines to convert mechanical energy into electrical energy.

    • Testing DFIG in...

  • Answered by AI
  • Q3. PLC and other wind software
  • Q4. Power cable termination
  • Q5. Grid charging process

Interview Preparation Tips

Interview preparation tips for other job seekers - You can apply on senvion official portal all details available in Google
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before May 2023. There were 3 interview rounds.

Round 1 - Technical 

(12 Questions)

  • Q1. What are the lifecycle methods?
  • Ans. 

    Lifecycle methods are methods that are automatically called at certain points in the lifecycle of a component in React.

    • Lifecycle methods include componentDidMount, componentDidUpdate, componentWillUnmount, etc.

    • These methods allow developers to perform actions at specific points in a component's lifecycle, such as fetching data after the component has been rendered.

    • They are used to manage side effects, perform cleanup, ...

  • Answered by AI
  • Q2. What are the advantages and features of react?
  • Ans. 

    React is a popular JavaScript library for building user interfaces.

    • Component-based architecture for reusability and easy maintenance

    • Virtual DOM for efficient updates and performance optimization

    • JSX syntax for writing HTML within JavaScript

    • One-way data binding for predictable data flow

    • Support for server-side rendering for improved SEO

    • Large community and ecosystem with many third-party libraries and tools

  • Answered by AI
  • Q3. Difference between class and functional components?
  • Ans. 

    Class components are ES6 classes that extend from React.Component and have state and lifecycle methods, while functional components are simple functions that take props as input and return JSX.

    • Class components are defined using ES6 classes and have a render method.

    • Functional components are defined as simple functions that take props as input and return JSX.

    • Class components can have state and lifecycle methods like comp...

  • Answered by AI
  • Q4. What are the Higher order components?
  • Ans. 

    Higher order components are functions that take a component and return a new component with additional functionality.

    • Higher order components enhance the functionality of existing components

    • They can be used for code reusability and separation of concerns

    • Examples include withRouter from React Router and connect from React Redux

  • Answered by AI
  • Q5. What are the React hooks?
  • Ans. 

    React hooks are functions that let you use state and other React features without writing a class.

    • React hooks were introduced in React 16.8.

    • They allow you to use state and other React features in functional components.

    • Some commonly used hooks are useState, useEffect, useContext, and useReducer.

    • Hooks are more flexible and easier to use compared to class components.

  • Answered by AI
  • Q6. What is the difference between contextAPI and Redux?
  • Ans. 

    ContextAPI is a built-in feature in React for managing global state, while Redux is a separate library for state management in React applications.

    • ContextAPI is built into React, while Redux is a separate library.

    • ContextAPI is primarily used for managing global state in a React application.

    • Redux provides a centralized store for state management and follows a unidirectional data flow.

    • ContextAPI is simpler to use for smal...

  • Answered by AI
  • Q7. What are the semantic elements in html?
  • Ans. 

    Semantic elements in HTML are tags that clearly define the content they wrap, providing meaning to both browsers and developers.

    • Semantic elements help improve SEO by providing search engines with better understanding of the content.

    • Examples of semantic elements include <header>, <footer>, <article>, <section>, <nav>, <aside>, <main>, <figure>, <figcaption>, <deta...

  • Answered by AI
  • Q8. What are the pseudo elements?
  • Ans. 

    Pseudo elements are used in CSS to style specific parts of an element.

    • Pseudo elements are denoted by double colons (::) in CSS.

    • They allow styling of specific parts of an element, like the first letter or line.

    • Common pseudo elements include ::before, ::after, ::first-line, and ::first-letter.

  • Answered by AI
  • Q9. What is box model?
  • Ans. 

    The box model is a fundamental concept in CSS that defines the layout of elements on a webpage.

    • The box model consists of content, padding, border, and margin.

    • Content: the actual content of the element, such as text or images.

    • Padding: space between the content and the border.

    • Border: a line that goes around the padding and content.

    • Margin: space outside the border, separating the element from other elements.

  • Answered by AI
  • Q10. What is hoisting?
  • Ans. 

    Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during the compilation phase.

    • Variable and function declarations are hoisted to the top of their scope.

    • Only declarations are hoisted, not initializations.

    • Function declarations take precedence over variable declarations.

    • Example: console.log(myVar); var myVar = 10; // Output: undefined

    • Example: cons...

  • Answered by AI
  • Q11. What is difference between normal function and arrow function?
  • Ans. 

    Normal functions are defined using the function keyword, while arrow functions are defined using the => syntax.

    • Normal functions are hoisted, while arrow functions are not hoisted.

    • Arrow functions do not have their own 'this' keyword, they inherit it from the parent scope.

    • Arrow functions do not have their own 'arguments' object.

    • Arrow functions are more concise and have implicit return.

    • Arrow functions cannot be used as co

  • Answered by AI
  • Q12. What is splice and slice?
  • Ans. 

    Splice and slice are methods used in programming to manipulate arrays.

    • Splice is used to add or remove elements from an array at a specific index.

    • Slice is used to extract a portion of an array and returns a new array.

    • Example of splice: array.splice(2, 0, 'new element') - adds 'new element' at index 2.

    • Example of slice: array.slice(1, 4) - extracts elements from index 1 to 3.

  • Answered by AI
Round 2 - Coding Test 

Coding questions on Java script like array methods and objects handling. coding questions on React is like life cycle methods using functional components and state management.

Round 3 - HR 

(2 Questions)

  • Q1. Why should we hire you?
  • Q2. How do you handle the work?

Skills evaluated in this interview

Viaton Energy Interview FAQs

How many rounds are there in Viaton Energy Boiler Operator interview?
Viaton Energy interview process usually has 2 rounds. The most common rounds in the Viaton Energy interview process are Technical.
What are the top questions asked in Viaton Energy Boiler Operator interview?

Some of the top questions asked at the Viaton Energy Boiler Operator interview -

  1. What is the function of super heate...read more
  2. What is the soot blowe...read more
  3. What is the purpose of I...read more

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Viaton Energy Boiler Operator Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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