0
Low-grade energy: Based on the thermodynamic concepts, an energy source can be called as high-grade or low-grade, depending the ease with which it can be converted into other forms. Thus electrical energy is called a high-grade energy, as it is very easy to convert almost all of it into other energy forms such as thermal energy (say by using an electrical heater). Whereas, it is not possible to convert thermal energy completely into electrical energy (typical efficiencies of thermal power plants are around 30 percent), hence thermal energy is called a low-grade energy. Naturally, high-grade energy sources are more expensive compared to low-grade energy sources.
Low-grade energy has lower quality and is less concentrated, such as heat from the sun or ambient room temperature. High-grade energy is more concentrated and of higher quality, like electricity or chemical energy stored in fuel. High-grade energy can perform more work and is more desirable for many applications.
Add your answer:
Earn +20 pts
What is the difference between heat and temperature between a sparkler and a hot bath?
Heat is the transfer of energy from one object to another due to a temperature difference, while temperature is a measure of the average kinetic energy of the particles in an object. A sparkler has high heat energy that is quickly released, resulting in a high temperature, while a hot bath has lower heat energy spread out over a larger volume, resulting in a lower temperature.
What is the energy that flows between 2 objects due to a difference in temperature?
The energy that flows between two objects due to a difference in temperature is called heat. Heat transfer occurs from a high temperature object to a low temperature object until thermal equilibrium is reached.
What is the difference between heat and hot?
Heat is a form of energy that is transferred between objects due to a temperature difference, while hot is a subjective sensation of high temperature that we experience. Heat is the transfer of thermal energy, whereas hot refers to the feeling of warmth or high temperature.
What does a high voltage mean when it comes to the energy transfer?
High voltage refers to a greater electrical potential difference between two points. In energy transfer, a high voltage allows for more efficient transmission of electricity over long distances with less power loss. It is commonly used in power grids to reduce energy loss and improve efficiency in the distribution of electricity.
Do enzymes have high energy bonds?
No, enzymes do not have high energy bonds. Enzymes are biological catalysts that facilitate chemical reactions in living organisms by lowering the activation energy required for the reaction to occur. They do not store or provide energy.
What is the difference between a master grade and a high grade gundam model kit?
One is greater then the other
What is the difference between high quality and low quality energy?
The main difference between high quality and low quality energy is in the perception. This will facilitate the proper grading of tasks with the high tasks using high energy and low tasks low energy.
What can be converted to energy?
Anything with potential difference could create the flow of energy. A potential difference could be electropotential, chemical potential or potential difference between high and low ground like energy from water fall. A potential difference can exist in the form of motion difference between a stationary and a moving objects.
Difference between elementary algebra and intermediate algebra?
Elementry Algebra is something that 6th, 7th, 8th and even, 9th graders take.The basic standard is6th grade: Junior High Mathematics7th grade: Transition8th grade: Algebra9th grade: Geometry10th grade: Algebra 211th grade: TrigonometryAnd so on so forth.So the difference is the grades and what level you are in.
What the difference between mild steel and HYSD bars?
Mild steel is of a general steel grade. HYSD stands for high yield strength deformed steel, which is of a 40 percent stronger steel grade.
Difference between High-grade rocks vs low-grade rocks?
High-grade rocks have a higher concentration of valuable minerals or elements, making them economically viable to mine. Low-grade rocks have a lower concentration of valuable minerals or elements, making extraction less economical and challenging. High-grade rocks typically yield a higher return on investment compared to low-grade rocks.
What is the difference between low grade and high grade metamorphism?
Low grade metamorphism occurs at lower temperatures and pressures, resulting in the formation of minerals like chlorite and serpentine. High grade metamorphism occurs at higher temperatures and pressures, leading to the formation of minerals like garnet and staurolite. Additionally, low grade metamorphism typically occurs in the shallower parts of the Earth's crust, while high grade metamorphism happens at deeper levels.
Why is heat energy a low grade energy and work a high grade energy?
Heat energy is considered low grade because it is diffuse and difficult to convert into useful work with high efficiency. Work, on the other hand, is considered high grade because it is organized and can be easily directed to perform specific tasks with minimal waste. This distinction is based on the Second Law of Thermodynamics, which states that energy tends to disperse and degrade over time.
What is the difference between TMT fe 415 and TMT HCRM fe 415?
HCRM is HIGH CORROSION RESISTANT MARINE GRADE STEEL - BB GOYAL
What is the difference between high tech product positioning and high touch product positioning?
difference between high tech positioning and high touch positioning?
Difference between high commissioner and ambassador?
there is no difference
What is the difference between lignite and bituminous coal?
Lignite is a low-grade coal with low carbon content and high moisture content, making it less energy-dense than bituminous coal. Bituminous coal, on the other hand, has a higher carbon content and energy density, making it a more valuable and widely-used form of coal for energy production.
