Steam power plant pdf nptel

In these power stations, steam is produced by burning some fossil fuel e. Steam power plant ppt steam power plant presentations. Despite efforts to develop alternative energy converters, electricity from steam will continue, for many years, to provide the power that energizes the united states and world economies. Power system generation, transmission and distribution. Almost two third of electricity requirement of the world is fulfilled by thermal power plants or thermal power stations. Lec 01 introduction to power plant engineering youtube. Overall plant components in block diagrams indicating the air circuit, coal and ash circuit, water and steam circuit, cooling water circuit. Thermal efficiency, mechanical efficiency, isentropic efficiency, example 1. Nptel provides elearning through online web and video courses various streams. So in a power plant normally there is a high pressure turbine it has. The construct of power plant and ts diagram is shown in figures 2. Pdf power plant lecture notes chapter2 steam power.

Further actual cycle with component efficiencies would also be discussed. The commercial sources of energy are a solar, wind and biomass b fossil fuels, hydropower and nuclear energy c wood. Now, when we talk of thermal power station, as i said, it is steam based or gas based. The course contains the details of steam and gas thermal power plants, hydro. After the steam passes through the steam turbine, it is condensed in a. Thus, a thermal power station may sometimes called as a steam power station. Initially, types of steam generators and their parts highlighted. Then each component of the plant is discussed detail. Understanding of thermal power plant operation, turbine governing, different types of high pressure. Energy scenario and basic concepts steam power plant cycle. Last class, we had introduced the basic idea of the structure of a power plant and this is where we were.

Banerjee,department of electrical engineering, iit kharagpur. Pdf power plant lecture notes chapter4 steam turbine. Superheating the steam to higher temperatures has very desirable effect. Cycle net work, work ratio, steam rate, heat rate, efficiencies in steam power plant. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. This cycle that results is the rankine cycle, which is the ideal cycle for vapor power plants. One part of the course is about simple steam power cycle, reheat, regeneration and superheating. Key global player in steam turbines industry with market leadership position in india, having over 60% market share. Faculty members associatedwith mechanical chemical automobile engineering. One part of the course is about simple steam power cycle, reheat, regeneration and. Pdf power plant lecture notes chapter1 thermodynamic.

Lecture series on energy resources and technology by prof. This course provides a simple understanding of the power plant engineering. And chemical energy is converted to mechanical energy, which in turn is. Moharana, department of mechanical engineering, national institute of technology rourkela, rourkela. Boiler, turbine, condenser, pump, carnot cycle for steam, disadvantages of carnot cycle application. It steam power plant decreases the moisture content of the steam at the turbine exit as can be seen in ts diagram as shown in figure 2. The temperature to which steam can be superheated is limited by metallurgical consideration.