Siemens Energy
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Python is an interpreted, high-level language, while C++ is a compiled, low-level language with manual memory management.
Python is dynamically typed; C++ is statically typed. Example: In Python, you can write 'x = 5' without declaring type.
Python uses automatic memory management (garbage collection); C++ requires manual memory management using 'new' and 'delete'.
Python has a simpler syntax, making it easier for be...
API and ASME codes ensure safety, reliability, and efficiency in centrifugal compressors and their auxiliary systems.
API (American Petroleum Institute) codes focus on the design and operation of equipment in the petroleum industry.
ASME (American Society of Mechanical Engineers) codes provide standards for pressure vessels and piping systems.
API 617 specifies requirements for centrifugal compressors used in the oil...
AOP complements MOP by providing enhanced flexibility and efficiency in packaging design for Line of Sight (LOS) applications.
AOP (Advanced Optical Packaging) allows for better light management compared to MOP (Mechanical Optical Packaging).
AOP can reduce the overall size and weight of packaging, which is crucial in applications like mobile devices.
AOP enables more complex geometries and designs that can improve p...
Corona loss refers to the loss of energy due to corona discharge in electrical systems, affecting efficiency and performance.
Occurs in high-voltage transmission lines where ionization of air leads to energy loss.
Can result in audible noise and radio interference.
Example: A power line operating at 400 kV may experience corona loss, reducing efficiency.
Mitigation techniques include using larger conductors or corona ...
Temperature increase in a particular stage can be due to various reasons such as increased workload, equipment malfunction, or environmental factors.
Increased workload leading to higher heat generation
Equipment malfunction causing overheating
Environmental factors like poor ventilation or high ambient temperature
Chemical reactions or processes generating heat
The core component of BESS is the battery energy storage system.
Battery energy storage system (BESS) is a technology that stores energy through the use of batteries.
It typically consists of batteries, a battery management system, and an inverter.
BESS can be used for various applications such as peak shaving, load shifting, and renewable integration.
Example: Tesla Powerwall is a popular BESS used for residential en...
UPS is used to provide backup power in case of electrical outages or fluctuations.
Provides continuous power supply during outages
Protects sensitive electronic equipment from damage due to power surges or fluctuations
Allows for safe shutdown of devices to prevent data loss
Commonly used in data centers, hospitals, and critical infrastructure
Types include offline, line-interactive, and online UPS
A substation is a facility used to transform voltage levels and distribute electricity to consumers.
Substations receive high voltage electricity from power plants or transmission lines
They transform the voltage to a lower level for distribution to homes and businesses
Substations may also include equipment for switching, controlling, and protecting the power flow
Examples of substations include step-down substations...
A relay is an electrically operated switch that uses an electromagnet to mechanically control the switching of a circuit.
Relays are used to control high power circuits with low power signals.
They consist of a coil, armature, and contacts.
Common types include electromagnetic relays, solid-state relays, and reed relays.
Examples of relay applications include automotive starter solenoids and industrial control systems...
Stress is the force applied to a material, while strain is the resulting deformation or change in shape.
Stress is the force applied per unit area on a material, measured in units like Pascals or pounds per square inch.
Strain is the resulting deformation or change in shape of the material, typically expressed as a percentage of the original size.
Stress and strain are related by the material's modulus of elasticity,...
I appeared for an interview in May 2025, where I was asked the following questions.
I applied via Company Website and was interviewed in Dec 2024. There was 1 interview round.
Components used in compressor include motor, piston, valves, and cooling system. Types of compressors include reciprocating, rotary, and centrifugal.
Components used in compressor: motor, piston, valves, cooling system
Types of compressors: reciprocating, rotary, centrifugal
Regular maintenance implementations are crucial for ensuring the smooth operation of equipment and preventing costly breakdowns.
Regularly schedule maintenance tasks such as equipment inspections, lubrication, and calibration.
Keep detailed records of maintenance activities and equipment performance to identify trends and potential issues.
Train maintenance staff on proper procedures and best practices to ensure efficient...
I appeared for an interview before Jul 2024, where I was asked the following questions.
I applied via Naukri.com and was interviewed in Nov 2024. There was 1 interview round.
I appeared for an interview in Jun 2025, where I was asked the following questions.
I manage pressure by staying organized, prioritizing tasks, and maintaining a positive mindset to ensure effective problem-solving.
Stay organized: I use project management tools to keep track of deadlines and tasks, which helps me avoid last-minute stress.
Prioritize tasks: I assess the urgency and importance of tasks, focusing on high-impact activities first. For example, during a tight deadline, I tackle critical desi...
I applied via LinkedIn and was interviewed in Aug 2024. There were 3 interview rounds.
Aptitiude all core subject mcqs
I appeared for an interview in Feb 2025.
Coding with UML diagrams
I appeared for an interview in Apr 2025, where I was asked the following questions.
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The duration of Siemens Energy interview process can vary, but typically it takes about less than 2 weeks to complete.
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10-14 Yrs
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8-14 Yrs
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Design Engineer
181
salaries
| ₹4.5 L/yr - ₹10 L/yr |
Manager
164
salaries
| ₹16 L/yr - ₹26.6 L/yr |
Senior Executive
151
salaries
| ₹9.1 L/yr - ₹15.5 L/yr |
Senior Engineer
94
salaries
| ₹8 L/yr - ₹14.6 L/yr |
Solution Engineer
91
salaries
| ₹8.4 L/yr - ₹17.8 L/yr |
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