10+ Solar Engineer Interview Questions and Answers

The actual depth of pile in reaction and lateral pile depends on various factors such as soil conditions, load requirements, and design specifications.

• The actual depth of pile in reaction and lateral pile is determined by the soil conditions at the site.

• The load requirements for the structure being supported also play a significant role in determining the depth of the pile.

• Design specifications, including factors such as lateral stability and settlement considerations, will a...read more

The diameter of steel bars kept for padestal in making inverter control room in solar is typically around 12mm to 16mm.

• The diameter of steel bars for padestal in inverter control room is usually between 12mm to 16mm.

• The specific diameter may vary based on the design and load requirements of the structure.

• Thicker steel bars may be used for heavier loads or taller structures.

• Thinner steel bars may be sufficient for lighter loads or shorter structures.

The Indian Standard Code for Concrete in Solar Construction is IS 456:2000.

• IS 456:2000 is the code for the design and construction of reinforced concrete structures.

• It covers the general requirements for the design and construction of concrete structures in solar projects.

• The code provides guidelines for materials, design, construction, and quality control of concrete in solar construction.

The maximum DIA of bars used in making MCR building in solar is typically around 32mm.

• The maximum DIA of bars used in MCR building in solar is usually around 32mm

• The size of bars may vary depending on the specific design and requirements of the building

• Thicker bars may be used for added strength and durability in certain cases

Grade of concrete used in solar construction varies depending on the specific requirements of the project.

• Grade of concrete typically used in solar construction ranges from M15 to M30.

• Higher grades of concrete may be used for structures requiring more strength and durability.

• Factors such as load-bearing capacity, environmental conditions, and project specifications influence the choice of concrete grade.

There are three main types of solar power plants: photovoltaic, concentrated solar power, and solar thermal.

• Photovoltaic solar power plants convert sunlight directly into electricity using solar panels.

• Concentrated solar power plants use mirrors or lenses to concentrate sunlight onto a small area, which generates heat to produce electricity.

• Solar thermal power plants use the sun's heat to generate steam, which drives a turbine to produce electricity.

Soil testing is crucial in solar construction to determine the soil's ability to support the weight of solar panels and assess its corrosiveness.

• Determines soil's load-bearing capacity for proper foundation design

• Identifies corrosive properties of soil that may affect equipment longevity

• Helps in selecting appropriate mounting systems based on soil composition

• Ensures stability and durability of solar installations over time

There are mainly two types of pile testing: Dynamic Testing and Static Testing.

• Dynamic Testing involves methods like Pile Driving Analyzer (PDA) and High Strain Dynamic Testing (HSDT).

• Static Testing includes methods like Static Load Test (SLT) and Statnamic Testing.

• Dynamic Testing is used to assess the integrity of a pile during installation, while Static Testing is used to determine the load-carrying capacity of a pile.

ICR can be checked by conducting a visual inspection and performing electrical tests.

• Conduct a visual inspection of all ICR components to check for any signs of damage or wear.

• Perform electrical tests to ensure that the ICR is functioning properly.

• Check the wiring and connections to ensure that they are secure and properly installed.

• Use a multimeter to check the voltage and current levels of the ICR.

• Refer to the manufacturer's specifications and guidelines for proper testing ...read more

Dia of pile refers to the diameter of a pile, which is a vertical structural element used to support loads.

• Dia of pile is the diameter of a cylindrical or square-shaped pile used in construction.

• It is an important factor in determining the load-bearing capacity of the pile.

• The diameter of the pile can vary depending on the specific requirements of the project.

• For example, a larger diameter pile may be used for projects requiring higher load-bearing capacity.

Solar panels work by converting sunlight into electricity through photovoltaic cells.

• Solar panels absorb sunlight using photovoltaic cells

• The photovoltaic cells convert sunlight into direct current (DC) electricity

• An inverter then converts the DC electricity into alternating current (AC) electricity for use in homes or businesses

• Excess electricity can be stored in batteries or fed back into the grid

• Solar panels require regular maintenance to ensure optimal performance

Force Newton third law is the principle that for every action, there is an equal and opposite reaction.

• Newton's third law states that when one object exerts a force on another object, the second object exerts an equal and opposite force on the first object.

• This law is applicable in various fields such as mechanics, electromagnetism, and thermodynamics.

• For example, when a person jumps off a diving board, the force they exert on the board is equal and opposite to the force the ...read more

Work formula is the product of force and displacement in the direction of force.

• Work = Force x Displacement x cos(theta)

• Work is measured in joules (J)

• Force is measured in newtons (N)

• Displacement is measured in meters (m)

• Theta is the angle between the force and displacement vectors

SCADA monitoring at MCR involves real-time monitoring and control of solar power plants.

• SCADA (Supervisory Control and Data Acquisition) system is used to monitor and control the solar power plant operations.

• It provides real-time data on the performance of the solar panels, inverters, and other equipment.

• The system can detect faults and issues in the plant and alert the operators for timely maintenance.

• SCADA also helps in optimizing the power generation by adjusting the panel...read more