0
What is the comparison between forced circulation and natural circulation boilers?
Natural circulation
Force circulation
1.
In Natural circulation boiler the circulation is done by means of nature.
In Forced circulation Boiler the circulation is done by the means of pumps.
2.
These type boilers are low capacity boilers.
These type boilers are of high capacity boilers.
3.
The heating of boiler parts is not uniform, so, there are chances of differential expansion of parts and hence chances of cracks are maximum.
The heating of boiler parts is uniform, so, there is no chance of differential expansion of parts and hence chances of cracks are minimum.
4.
These boilers take maximum time from cold start.
These boilers take minimum time from cold start.
5.
There is a scale formation between the water tubes and hence blockage of pipes.
There is no scale formation between the water tubes and hence no blockage of pipes.
6.
These boilers produce lesser steam and have low pressure steam.
These boilers produce steam at 30 to 650 tons per hour, at the temp of temp. & 160 bar pressure.
What else can I help you with?
Whats the differences between natural wood flooring and engineered hardwood flooring?
The difference between natural flooring and engineered flooring is that natural flooring is not altered, in the manner that engineeered wood is altered.
What is the difference between natural and force commutation?
8toiyli8ii8tfu
Why are boilers placed beneath hot water tanks in people's homes?
Boilers are often placed beneath hot water tanks in homes to optimize space and enhance efficiency. This configuration allows for easier access to the boiler for maintenance while also facilitating the direct delivery of hot water to the tank through gravity or a pump system. Additionally, positioning the boiler below the tank helps ensure a consistent supply of hot water by utilizing the natural flow of heated water rising to the tank.
What are the advantages of a boiler?
Boilers offer several advantages, including efficient heating for residential and commercial spaces, as they can provide consistent warmth through radiators or underfloor systems. They are often more energy-efficient than traditional heating methods, which can lead to lower energy bills. Additionally, boilers can utilize various fuel sources, such as natural gas, oil, or biomass, providing flexibility in energy choice. Their long lifespan and reliability also make them a cost-effective heating solution over time.
What is the typical distance between the primary and the secondary windings of a transformer and how is it determined?
The primary and secondary windings of a transformer are generally wound around tubular-shaped 'formers', and are fitted, concentrically -in other words, they are installed one around the other, and over the same limb of the transformer's laminated core, with the higher-voltage winding outermost. The primary and secondary windings are not fitted separately over different limbs, as represented in schematic diagrams of transformers.In larger transformers, the two windings must have sufficient separation between them to allow for the circulation of oil. This oil has two purposes. The first is to provide insulation between the primary and secondary windings, over and above the insulation around the wound conductors. The second is to enable circulation for cooling -either by natural convection or by forced circulation.The actual separation between the primary and secondary windings depends upon the voltage differences between the two windings. Greater voltage differences require greater separation. Typically we are talking in terms of tens of centimetres.
What is forced and natural circulation in boilers?
Forced circulation in boilers is when water is circulated through the system using a pump, whereas natural circulation relies on the buoyancy effect of heated water to circulate without the need for a pump. Forced circulation systems enable faster heat transfer and are more efficient for high-pressure boilers, while natural circulation systems are simpler and more cost-effective for low-pressure boilers.
What object weighs 149 tons?
Aventine Renewable Energy in Pekin, Illinois replaced their old coal boilers with new natural gas boilers. The new boilers weigh 149 tons each, and have a price tag of $3.1 million.
Who invented the corner tube boiler?
November 12, 1944, the first basic patent for Corner Tube Boilers (= Eckrohrkessel, Berlin, Germany) was applied for. During this time oil as fuel ran short. All efforts, to save energy and use domestic and alternate resources, were to be made. One came up with an idea, to operate cars and trucks, not on gasoline or diesel fuel, but with steam.Dr. Vorkauf, a specialist for water circulation in boilers, especially in La Mont boilers (forced circulation boilers), got the order to design a small boiler for a steam engine fired with coal or wood. The result was not as expected a forced circulation boiler, but a natural circulation boiler. A forced circulation boiler of this size would have been too costly.Due to his experience with the La Mont boiler Dr. Vorkauf had the idea to obtain a pre-separation of the steam - water mixture in front of the drum. An extremely lively water circulation resulted from unheated downcomers and a suitable arrangement of the mixture tubes. The unheated downcomers were installed in the 4 corners of the boiler, where they not only served the purpose of water circulation, but also as a support frame for the boiler. The boiler with such an arrangement of the downcomers in the corners was called Corner Tube Boiler (Eckrohrkessel, Eckrohr-Boiler).
What will be the projected cost comparison between natural gas and electric heat in 2023?
The projected cost comparison between natural gas and electric heat in 2023 will depend on factors such as energy prices, efficiency of heating systems, and regional differences. Generally, natural gas tends to be cheaper than electric heat due to lower energy costs. However, the exact cost comparison can vary and it is recommended to consult current market data for a more accurate estimate.
What are the advantages of gas boilers over electric heat?
Gas boilers provide a deeper, more natural cooking taste and flavor to your food as opposed to electric heat which is artificial and sometimes does not provide accurate temperatures for your food.
What is the natural circulation of water is call?
water cycle
What is a oil and gas engineer?
As I understand the Gas engineer is the person who can work on the Natural or propane gas using appliances, such as range cookers, Boilers etc etc. The oil engineer is the person who can work on the boilers or appliances which run on the light oil, heavy.
What is the comparison between a art museum with the natural history museum?
Both types of museums will have a collection of pieces, and will display some of these pieces. In an art museum these pieces are works of art. In a natural history museum these pieces are historical artifacts.
What is the cost comparison between natural gas and electric energy sources?
The cost comparison between natural gas and electric energy sources varies depending on factors like location, energy efficiency, and market prices. Generally, natural gas tends to be cheaper than electricity for heating and cooking, but electricity can be more cost-effective for certain appliances and uses. It's important to consider your specific energy needs and local rates to determine the most cost-efficient option.
What are the benefits of having windows between rooms in a house?
Having windows between rooms in a house can provide natural light, improve air circulation, create a sense of openness, and enhance the overall aesthetic appeal of the space.
Preparation of soyabean milk and its comparison with natural milk?
observation table with answers
What are the benefits of using a natural pump for water circulation in a garden pond?
Using a natural pump for water circulation in a garden pond can help maintain a healthy ecosystem by oxygenating the water, reducing algae growth, and providing a more natural habitat for aquatic plants and animals.
