Question
GSMediumPrelims 2020Environment & Ecology

With reference to solar water pumps, consider the following statements:

  1. Solar power can be used for running surface pumps and not for submersible pumps.
  2. Solar power can be used for running centrifugal pumps and not the ones with piston.

Which of the statements given above is/are correct?

Explanation

Solar pumps provide a clean, energy-efficient, and sustainable alternative to traditional electric and fuel-driven pump sets. They play a crucial role in environmentally friendly agriculture and can be implemented in both developed and underdeveloped regions. The main components in a solar pumping system include a photovoltaic (PV) array, an electric motor and a pump. Solar water pumping systems are classified as either direct current (DC) or alternating current (AC) systems based on the motors ability. Recently, the concept of brushless DC (BLDC) motors for solar pumping water applications was presented as well.

Statement 1 is incorrect: Solar power can be used to run both surface pumps and submersible pumps. The type of pump does not limit the use of solar power.

Statement 2 is incorrect: Solar power can be used to run both centrifugal pumps and piston pumps. The type of pump, whether it's a centrifugal pump or a piston pump, does not limit the use of solar power.

Hence, both statements 1 and 2 are incorrect.

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