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India's green electricity tariffs may lead to financial losses for distribution companies
By Scriptwriter
In Diary, Electricity, Press
3 days ago
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Ocean energy, also known as marine energy, refers to the vast and untapped renewable energy potential stored in the world’s oceans and seas. It encompasses several technologies designed to harness the energy of the ocean’s tides, waves, and currents, as well as the temperature difference between surface waters and deep waters (known as ocean thermal energy conversion or OTEC). Here’s a brief overview of these ocean energy sources:
Tidal Energy: Tides are caused by the gravitational pull of the moon and the sun, resulting in the periodic rise and fall of ocean water levels. Tidal energy generators, such as tidal stream systems and tidal range systems, capture this kinetic energy to produce electricity. Tidal energy is predictable and highly reliable.
Wave Energy: Wave energy converters capture the kinetic energy of ocean waves as they move across the surface. These devices typically consist of floating buoys, oscillating water columns, or other innovative mechanisms. Wave energy is a more variable resource than tidal energy but can be harnessed in many coastal areas.
Ocean Current Energy: Ocean currents are continuous flows of water in the ocean. Turbines placed on the seabed or attached to floating structures can harness the kinetic energy of these currents, providing a consistent source of electricity.
Ocean Thermal Energy Conversion (OTEC): OTEC systems exploit the temperature difference between warm surface waters and cold deep waters in tropical oceans to generate power. While OTEC has the potential for consistent electricity production, it is currently limited by its high upfront costs and limited geographic applicability.
Ocean energy has the advantage of being highly predictable, environmentally friendly, and capable of providing a continuous and stable source of power. However, it also faces challenges, including the high cost of technology development, potential environmental impacts, and limited geographical suitability. Nevertheless, ongoing research and development efforts aim to unlock the immense potential of ocean energy as a valuable contributor to the world’s clean energy mix.
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