Mit study could slash the cost of renewable osmotic power by dario borghino. This potential represents a worldwide electricity production of more than 1600 twh per year equivalent to half the annual power generation in the european union. Bioinspired nanocomposite membranes for osmotic energy. Applicability of pressure retarded osmosis power generation. The power generation and energy is back bone of every country to survice in this world. In this presentation i will talk about the power of osmosis. Osmotic power 2 abstract this paper looks at the potential of osmotic power as a viable future renewable energy resource. Osmotic power is clean, renewable energy, with a global potential of 1600 to 1700 twh equal to chinas total electricity consumption in 2002. Training, along with proper operation and maintenance procedures, are key to reducing accidents.
Worlds first osmotic power plant prototype tofte, norway. Learn how companies that partner with ge solve the worlds toughest power generation, water, and energy issues through advanced technological innovation. Explore electricity generating shock absorber with free download of seminar report and ppt in pdf and doc format. Osmotic power could be the next major renewable energy. Osmotic power is a new kind of renewable energy which is being researched upon. Mathematical analysis for smallscale osmotic power generation. Capillaries allow exchange between interstitial fluid and blood by active transport passive transport osmosis, diffusion, filtration, facilitated transportation capillaries capillary filtration the organization of a capillary bed capillaries have two basic structures continuous capillaries have complete lining supply most region of body can be. The statkraft osmotic power plant at tofte, norway, is the first osmotic power or salinity gradient power generation plant in the world.
In conclusion, large scale osmotic power generation employing freshwaterseawater scheme is amajor undertaking with questionable merits and negative economical consequences. Osmotic powerpower production based on the osmotic pressure. This is a comprehensive list of presentation topics for mechanical engineering students and professionals. It is instructive to compare the data obtained here and for other membranes.
Pressure retarded osmosis process for power generation. If you do not have a water analysis you can use the values given in the right column in the input table. This presentation gives an overview and basic idea of how osmotic power. Statkraft osmotic power plant power technology energy. From initial experiments conducted in the 1950s which produced a few. Osmotic power is such an alternative with a theoretical global annual potential of up to 14400 twh 70% of the global electricity consumption of 2008 per year. Statkraft osmotic power prototype is the worlds first osmotic power plant, based on the energy of osmosis. Thinfilm composite pressure retarded osmosis membranes for. Energy consumption is an important aspect in our day to day life. Osmotic power which creates renewable and sustainable power by using naturally occurring processes. Osmotic power has been commercially introduced as a new fuelfree energy resource. Many countries are producing the power against its opportunies and wrong methods. This paper examines the osmotic energy research which has been carried out around the world.
This calculator converts automatically the pressure to bar with the following conversion factor. Since 1997 one of these development areas has been to aim at costeffective osmotic power generation3. Where tides and waves can be unpredictable, the gradient energy potential between saltwater and fresh is always on, 24 x 7. Osmotic power plants use the pressure generated by the transfer of water through the membrane in one direction to generate electricity.
Generation of organic or fixed acids conditions affecting hco 3 concentration in ecf figure 27 14a interactions among the carbonic acidbicarbonate buffer system and compensatory mechanisms in the regulation of plasma ph. Mit study could slash the cost of renewable osmotic power. For pressure retarded osmosis, also known as osmotic power, the released chemical. Osmotic power plants produce renewable energy with no polluting discharges to the atmosphere or water. This byproduct is the result of natural forces that. Pdf osmotic power generation jaffar umraan academia. Osmotic membrane processes such as reverse osmosis ro and pressure retarded osmosis pro can help alleviate both of these challenges. The tight bonding between inorganic and polymeric components at nanofibernanosheet interfaces afforded by lbl technology of materials engineering results in osmotic energy generation devices with longevity and high power generation comparable to red devices, yet more effective because it does not require the use of an electrical pump. It is called as the salinity power and the principle is known as pressure retarded osmosis. This presentation gives an overview and basic idea of how osmotic power generation works and possible advancements in future.
Explore osmotic power generation with free download of seminar report and ppt in pdf and doc format. Ppt osmotic power plant powerpoint presentation, free download. According to the guardian the rise in the carcinogens and other harmful compounds are on rise since 1971. Osmotic power plant operating by pressure retarded osmosis pro is a promising technology for power generation from renewable resources. However, these studies ignored the process requirements and. Statkraft osmotic power prototype in hurum wikipedia. The course aims to introduce a general engineeringscience audience to the basic concepts of renewable energy. Osmotic powerpower production based on the osmotic.
Electricity generating shock absorber seminar report, ppt. Osmotic power is an attractive concept because, unlike renewables such as solar and wind power, it produces a constant flow of electricity that doesnt depend on the time of day, the weather or. Osmotic power, a new renewable source of energy the mixing of freshwater and seawater where rivers flows into the salty ocean releases large amounts of energy that can be used for. Pressureretarded osmosis pro is one of the promising candidates to reduce the reliance on fossil fuels by harnessing energy from the salinity. Statkraft will now discontinue its efforts and leave the technology development to other players in the global market. Our analysis offers insights on optimization of three critical operation and design parametersapplied hydraulic pressure, initial feed flow rate fraction, and membrane. Osmotic power, salinity gradient power or blue energy is the energy available from the difference in the salt concentration between seawater and river water. Download ppt bn nanosheets with a highly hydroxylated surface were synthesized as described in the experimental procedures and can be nearly effortlessly dispersed in water.
An osmotic power plant uses the so called mixing entropy. It utilizes the phenomenon that upon the mixing of fresh water and oceanic salt water e. Two practical methods for this are reverse electrodialysis red and pressure retarded osmosis pro. The osmotic potential of a cell is known as its water potential. Sep 15, 2014 we investigate the performance of pressure retarded osmosis pro at the module scale, accounting for the detrimental effects of reverse salt flux, internal concentration polarization, and external concentration polarization. Jan 24, 2010 in conclusion, large scale osmotic power generation employing freshwaterseawater scheme is amajor undertaking with questionable merits and negative economical consequences.
Optimization of the energy output of osmotic power plants. The abundant renewable energies include solar energy, tidal energy, wind energy, geo thermal energy etc. The power plant uses the osmotic gradient that occurs when fresh water and salt water meet, separated by a permeable membrane. Osmotic power or salinity gradient is the energy obtained from the difference in salt content of fresh and salt water. According to the predicted gross power per membrane area illustrated by the power density wm 2 in figure 7, the osmotic pressure difference of more than 50 bar is preferred as it allows the generation of a higher power density requiring a lower membrane area for the given 0. Unlike hydropower and wind power, osmotic power plants are not affected by fluctuations in the weather.
Vtu mechanical engineering latest seminar topics with pptpdf. The fundamental principles of electricity generation were discovered during the. Osmotic power generation report osmosis chemistry scribd. Statkraft halts osmotic power investments statkraft. The ambition has been to develop a competitive, new technology for production of renewable energy within 2020. The project manager at the statkraft osmotic power plant. A first course in renewable energy iap 2009 massachusetts institute of technology instructor mohammadreza alam phd course description this is an engineering introduction to renewable energy technologies and potentials. Osmotic power plants operate by combining salt water and fresh water. Osmotic power generation seminar report, ppt, pdf for. But salinity gradient power generation is seen theoretically has having a higher energy potential than either of the former. Salinity power the pressure build during the osmosis can be used for the power generation. Osmotic power is generated by pressure retarded osmosis pro.
Jul 10, 2016 osmotic power is a new kind of renewable energy which is being researched upon. Osmotic power generation seminar report, ppt, pdf for mechanical. Also explore the seminar topics paper on osmotic power generation with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. Pdf recent advances in osmotic energy generation via pressure. This work focuses on systematic optimization of a twostage ropro process for energyefficient seawater desalination which integrates ro for desalination and pro for power generation into a single process. Osmotic power is a specific renewable energy alternative that creates renewable and sustainable power by. In fact, having two communicating tanks, respectively containing fresh and salt water, and having a semipermeable membrane inbetween the two. The general outlook of utilizing osmotic energy for electric power generation is optimistic, and several studies have investigated this technique as a new approach for renewable power generation benefiting from the latest advancements in the membrane manufacturing industry. For more than a decade, statkraft has developed osmotic power. If osmotic power becomes feasible, it offers huge potential for future clean energy generation as, while wind and solar energy are very dependent on.
Reverse osmosis in desalination and pressure retarded osmosis pro in power generation by randy truby toray membrane usa, inc. The company is building the worlds first complete facility for osmotic power generation and believes a fullscale commercial plant could be up and running as early as 2015. Every country can produce the power denpen upon its own local opportunits and resoucres under the guidlines of this article and its recoomendations. Molecular design of membranes for osmotic power generation xue li1, sui zhang1, gang han2, shipeng sun2, panu sukitpaneenit2, taishung chung1,2 1nus graduate school for integrative science and.
Forward osmosis is a natural phenomenon that occurs around us on a daily basis. Osmotic power is a thriving renewable energy source osmotic power plants can be constructed anywhere were freshwater flows out into the sea, provided that the salt concentration is sufficiently high. Osmotic power generation by inner selective hollow fiber membranes. The energy in the osmotic power is derived from the difference in salt concentration between the fresh water and the salt water. First osmotic power plant is built in tofte, norway in 2009. The document is a presentation regarding osmotic power generation. Recent advances in osmotic energy generation via pressure.
The adobe flash plugin is needed to view this content. This type of osmosis is widely used in wastewater treatment, osmotic power generation, etc. Anissimov3 4 1 school of engineering, griffith university, australia, f. If this continues as such then the world will one day face shortage of energy. This category consists of vtu mechanical seminar topics ppt, mechanical seminar topics ideas, mechanical seminar topics free download, final year mechanical seminar topics latest. The obtained osmotic pressure with formula 2 is in psi pounds per square inch.
The primary drawback of a standalone pro process is its relatively low power generation, resulting from the low osmotic pressure difference between seaw ate r and river water. Osmotic power generation report free download as word doc. Also explore the seminar topics paper on electricity generating shock absorber with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019. Based on the postulated example of new orleans osmotic power station, total power requirement is 305 mw, while theoretical power generation is 270 mw. Technique to separate solvent fresh water from a solution that is more concentrated sea water and also pressurised. Electricity generating shock absorber seminar report. Successful power generation techniques are those that make use of inexpensive energy sources and that utilize efficient conversions. Osmotic power free download as powerpoint presentation. Free download diabetes mellitus powerpoint presentation slides. Osmotic power plant wall street international magazine. It is the type of osmosis that uses a semipermeable membrane in the separation of water from dissolved solutes. Osmotic power, a new renewable source of energy the mixing of freshwater and seawater where rivers flows into the salty ocean releases large amounts of energy that can be used for power production. Energy consumption rate is increasing very rapidly everyday. The tendancy for water to flow throgh the membrane is expressed as osmotic pressure presentation of presure retatded osmosis is shown in fig.
Chemical potential is a unique source of energy that under certain conditions can be converted to useful energy. Generating electricity from salinity gradient energy kindle edition by charles quann author. Basics of osmotic power salinity gradient power or osmotic power is the energy retrieved from the difference in the salt concentration between seawater and river water. Reverse osmosis is a process which occurs when pressure, greater than the osmotic pressure, is applied to the concentrated solution. Why osmotic power emissions free renewable unlike wind or solar power works whatever the weather. Pressure retarded osmosis an overview sciencedirect topics. Statkraft, a norwegian utility company with a strong development attempting to develop new renewable energy technologies.
Statkraft osmotic power prototype at tofte hurum, norway. One of the most recent power generation techniques is osmotic power generation. Since 1997 one of these development areas has been to aim at costeffective osmotic power generation 3. An indepth investigation into the theory behind how osmotic pressure is used as a way of producing power is presented. Pro was first developed in the early 70s as a way to turn osmotic pressure into electrical power. Ppt osmotic power plant powerpoint presentation, free. Reverse osmosis ro is a modern process technology to purify water for a wide range of applications, including semiconductors, food processing, biotechnology, pharmaceuticals, power generation, seawater desalting, and municipal drinking water. Water is forced to flow from the concentrated to the diluted side, and solutes are retained by the membrane see figure 1. Theoretical and experimental investigations of the.
On the way to a completely renewable energy supply, additional alternatives to hydroelectric, wind, and solar power have to be investigated. Technical seminar topics for mechanical engineering with ppt. The uploader spent hisher valuable time to create this diabetes mellitus powerpoint presentation slides, to share hisher useful content with the world. In this paper, we take an indepth look into the technical details of the osmotic power generation. Osmotic power pdf due to the natural fluctuations of solar and wind power generation. It should be noted, however, that the power generation capacity of an osmotic power plant is not limited by the power density of the membranes, but rather by the availability of feed solution in the environment, making it important that the plant operates at high efficiency i. These activities will mainly be focused on membrane modules, pressure exchanger equipment and power generation turbine and generator. Electricity generation is the process of generating electrical power from other sources of primary energy. Cost has been one of the major obstacles in taking this type of power to the masses, but they have obviously fixed that problem and the new power station is being watched by all with much anticipation.