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In a single stage steam turbine the steam is run through a nozzle to give it maximum velocity, thus the blades move at very high speeds, impractical for some applications, and only some of the energy is used, about 85-90%. In multi-stage or compound turbines the steam goes through a nozzle to increase its velocity, then after going through a set of blades, it is run through another nozzle to bring the steam back up to the correct velocity. After multiple stages there is no longer enough pressure left to up the velocity of the steam. This method increases the efficiency of the turbine and also decreases wear on the components caused by the high speed of a single stage.
What else can I help you with?
What is steam turbine governor valve?
In large turbines, a valve controls steam flow to groups of nozzles. The number of open valves controls the number of nozzles in use according to the load. A bar-lift or cam arrangement operated by the governor opens and closes these valves in sequence. Such a device is a multi-port valve. Using nozzles at full steam pressure is more efficient than throttling the steam.
What is a multi-functional robot?
A multi-functional robot is a type of robotic system designed to perform a variety of tasks rather than being limited to a single function. These robots can adapt to different environments and applications, often equipped with interchangeable tools or advanced programming capabilities. They are commonly used in industries such as manufacturing, healthcare, and agriculture, enhancing efficiency and versatility in operations. By integrating multiple functions, they can reduce the need for specialized equipment and streamline processes.
Is the rescue robotic end effector multi-functional?
no
What is the full form of mpfi?
Multi point fuel injection
Are principles used in producing comfort cooling in window air conditioners the same as those utilized in multi-stage centrifugal chiller?
The principles used in producing comfort cooling in window air conditioners and multi-stage centrifugal chillers are fundamentally similar, as both rely on the refrigeration cycle, which includes evaporation, condensation, compression, and expansion. However, the scale, efficiency, and complexity differ significantly. Window air conditioners are designed for smaller spaces and operate on a simpler, single-stage system, while multi-stage centrifugal chillers are designed for larger applications, utilizing multiple stages for higher efficiency and greater cooling capacity. Additionally, centrifugal chillers often incorporate advanced controls and configurations to optimize performance in larger systems.
Arachnids single or multi celled?
Is a arachnids a single or multi celled
What different hand guns are there?
Revolver, Semi-automatic, single shot and multi barrel
What are the different types of IDS architectures?
· single-tiered, · multi-tiered, and · peer-to-peer architectures
Is this a Single Business Organisation or Multi-Business Organisation?
To determine if an organization is a Single Business Organization or a Multi-Business Organization, consider its operational scope. A Single Business Organization focuses on a single product or service line, while a Multi-Business Organization operates across multiple sectors or offers diverse products and services. If the organization has various divisions or subsidiaries engaging in different industries, it is classified as Multi-Business; otherwise, it is a Single Business Organization.
Humans single or multi celled?
multi celled
Is a plant single or multi celled?
They are multi-celled.
Are arachnids single celled or multi celled?
Is a arachnids a single or multi celled
Is a snail single or multi celled?
single celled
How are single-cellular organisms different from multi-cellular organisims?
im not sure yet but i think it is something :)
Is a amoeba a multi celled or a single?
Single.
Is blepharisma single or multi cell?
Single
What is one way that single-celled organisms are different from multi-celled organisms?
One way that single-celled organisms are different from multi-celled organisms is in their complexity. Single-celled organisms consist of just one cell, while multi-celled organisms are made up of multiple cells organized into specialized tissues, organs, and systems. This allows multi-celled organisms to perform more complex functions and have greater structural and functional diversity.
