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Petroexcel Technology Services
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I applied via Approached by Company and was interviewed in Aug 2023. There were 4 interview rounds.
Top trending discussions
posted on 15 Jun 2023
I applied via Campus Placement
It was an online assessment of 1hr
Different types of faults in electrical engineering include short circuit, open circuit, ground fault, and overload.
Short circuit: occurs when two conductors come into contact with each other, causing a sudden increase in current flow.
Open circuit: occurs when there is a break in the circuit, preventing current flow.
Ground fault: occurs when a live conductor comes into contact with the ground, causing current to flow t...
posted on 18 Sep 2021
I applied via campus placement at Dayananda Sagar College of Engineering, Bangalore and was interviewed before Sep 2020. There were 3 interview rounds.
Swing equations are used to model the behavior of power systems during transient events.
Swing equations are a set of differential equations that describe the dynamics of power systems during transient events.
They are used to model the behavior of generators, transformers, and other components in the power system.
Swing equations take into account the mechanical and electrical properties of the system, as well as the pow...
Equal area criteria is a method to determine stability of power systems.
It is used to analyze transient stability of power systems.
It states that for a power system to be stable, the area of the power-angle curve during fault should be equal to the area of the power-angle curve after fault clearance.
It helps in determining the critical clearing angle and time required for fault clearance.
It is based on the assumption t...
There are various types of faults in power system.
Short circuit fault
Open circuit fault
Ground fault
Overvoltage fault
Undervoltage fault
Overcurrent fault
Underfrequency fault
Overfrequency fault
Load flow can be solved using various methods.
Gauss-Seidel method
Newton-Raphson method
Fast decoupled method
DC load flow method
AC load flow method
Continuation power flow method
Different sequence of current in SLG, LLG, LLLG faults.
SLG fault has only one phase grounded, LLG fault has two phases grounded, LLLG fault has all three phases grounded
In SLG fault, the sequence of current is positive-negative-zero, in LLG fault it is zero-positive-negative, and in LLLG fault it is zero-zero-zero
These faults can cause damage to electrical equipment and must be quickly detected and resolved
Motor EMF equations are mathematical equations that describe the relationship between the voltage generated by a motor and its speed and magnetic field.
EMF equations are used to calculate the voltage generated by a motor as it rotates.
The equations take into account the motor's speed, magnetic field strength, and number of turns in the coil.
The EMF equations are important for designing and optimizing motors for specifi...
I am excited to join this organization because of its reputation for innovation and commitment to excellence.
I have researched the company and am impressed by its track record of developing cutting-edge technology.
I am eager to work with a team of talented engineers who share my passion for innovation.
I believe that this organization's commitment to excellence aligns with my own values and career goals.
I am excited abo...
My favorite subjects are power systems and control systems.
Power systems: I enjoy studying the generation, transmission, and distribution of electrical power. I find it fascinating how power is generated from various sources and then distributed to homes and businesses.
Control systems: I am interested in the design and analysis of control systems that are used to regulate and automate various processes. I find it satis...
posted on 15 Jun 2023
I applied via Campus Placement
It was an online assessment of 1hr
Different types of faults in electrical engineering include short circuit, open circuit, ground fault, and overload.
Short circuit: occurs when two conductors come into contact with each other, causing a sudden increase in current flow.
Open circuit: occurs when there is a break in the circuit, preventing current flow.
Ground fault: occurs when a live conductor comes into contact with the ground, causing current to flow t...
posted on 28 May 2022
I applied via Recruitment Consulltant and was interviewed in Apr 2022. There were 4 interview rounds.
Planning to work
Before work study
Equipment healthy
posted on 21 Feb 2022
I applied via Naukri.com and was interviewed in Aug 2021. There were 2 interview rounds.
posted on 18 Sep 2021
I applied via campus placement at Dayananda Sagar College of Engineering, Bangalore and was interviewed before Sep 2020. There were 3 interview rounds.
Swing equations are used to model the behavior of power systems during transient events.
Swing equations are a set of differential equations that describe the dynamics of power systems during transient events.
They are used to model the behavior of generators, transformers, and other components in the power system.
Swing equations take into account the mechanical and electrical properties of the system, as well as the pow...
Equal area criteria is a method to determine stability of power systems.
It is used to analyze transient stability of power systems.
It states that for a power system to be stable, the area of the power-angle curve during fault should be equal to the area of the power-angle curve after fault clearance.
It helps in determining the critical clearing angle and time required for fault clearance.
It is based on the assumption t...
There are various types of faults in power system.
Short circuit fault
Open circuit fault
Ground fault
Overvoltage fault
Undervoltage fault
Overcurrent fault
Underfrequency fault
Overfrequency fault
Load flow can be solved using various methods.
Gauss-Seidel method
Newton-Raphson method
Fast decoupled method
DC load flow method
AC load flow method
Continuation power flow method
Different sequence of current in SLG, LLG, LLLG faults.
SLG fault has only one phase grounded, LLG fault has two phases grounded, LLLG fault has all three phases grounded
In SLG fault, the sequence of current is positive-negative-zero, in LLG fault it is zero-positive-negative, and in LLLG fault it is zero-zero-zero
These faults can cause damage to electrical equipment and must be quickly detected and resolved
Motor EMF equations are mathematical equations that describe the relationship between the voltage generated by a motor and its speed and magnetic field.
EMF equations are used to calculate the voltage generated by a motor as it rotates.
The equations take into account the motor's speed, magnetic field strength, and number of turns in the coil.
The EMF equations are important for designing and optimizing motors for specifi...
I am excited to join this organization because of its reputation for innovation and commitment to excellence.
I have researched the company and am impressed by its track record of developing cutting-edge technology.
I am eager to work with a team of talented engineers who share my passion for innovation.
I believe that this organization's commitment to excellence aligns with my own values and career goals.
I am excited abo...
My favorite subjects are power systems and control systems.
Power systems: I enjoy studying the generation, transmission, and distribution of electrical power. I find it fascinating how power is generated from various sources and then distributed to homes and businesses.
Control systems: I am interested in the design and analysis of control systems that are used to regulate and automate various processes. I find it satis...
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