Design and optimisation of a water vortex hydropower plant s. Abstractthe behavior of the water vortex is interested in designation of turbine blade for water vortex power plant wvpp. The gravitational vortex hydro technology can be applied with water drop as little as 0. Cfd simulation of water gravitation vortex pool flow for mini hydropower plants mini hydropower plants can be expected to have a good potential to provide electricity to remote communities. The concept and theoretical study of microhydropower plant with gravitational vortex and turbine with. The gravitation water vortex power plant is designed in such a way that fish can easily go through in both directions because the turbine is in the upper, not lower portion of the vortex, leaving the drain clear for fish and a certain extent, debris to pass through. An important part of this economic and clean energy system is the conversion of the lowhead potential energy into kinetic energy to drive the power turbines. Gravitational water vortex greenville engineering tech. Gravitational water vortex power plant can be an efficient method for generating electricity. Comparison of cylindrical and conical basins with optimum. I have long been partial to vortexbased technology. Gravitational water vortex hydropower plant gwvhp is one of such.
A parametric experimental investigation of the operating. Gravitational water vortex power plant gwvpp can be installed next to the river, even if the head is low. Electric power of a hydro power plant is calculated by flow rate, head and total efficiency factor. The second phase includes the design and fabrication of the conical basin. Our system is a prototype of a hydroelectric power plant but the rotation of the turbine is designed in a way to allow vortex index termswater vortex, electricity generation, system. Performance of gravitational water vortex power plant.
In this study we are interested in the formation of a water vortex stream by gravitation, which is a new technique used in the. Finally we have completed first phase of our research work i. Gravitational water vortex power plant ioe graduate. There are limited literatures available on the design.
Sustainable energy production is gaining importance day by day. After series of site visit, detail design of the system components was done on. The operating range of gwvhp is identified by timilsina, et al. Gravitational water vortex power plant is a green technology that generates. Sep 10, 2014 finally we have completed first phase of our research work i. The concept and theoretical study of microhydropower plant with gravitational vortex and turbine with rapidity steps, buletinul agir nr. Over the past two years, we have been focused on building a gravitational water vortex power plant at green school. Design optimization of basin and testing of runner for gravitational water vortex power plant. Gravitational vortex power plant is safe for fish treehugger.
Gwvpp is highly recommended to be used in rural areas which are isolated from the electricity distribution grid. So the annual working capacity can be estimated by the electric power and. Cfd evaluation of performance of gravitational water vortex. May 26, 2016 gravitational water vortex power plant gwvpp is a new type of low head turbine in which mechanical energy of free surface. In the case of 1m diameter cylindrical vortex basin, computational fluid dynamics cfd and experiment using the model indicate that the suitable outlet diameter was in range of 0.
Department of mechanical and automobile engineering, 2. These streams convey their power to bodies of water such as lakes and reservoirs, or to seas or oceans. Cfd simulation of water gravitation vortex pool flow for mini. Performance and flow field of a gravitation vortex type water. Vortex with the formation of electricity generation and. Gravitational water vortex power plant is one of such low head turbine in which the mechanical energy of free surface flowing water is converted to kinetic energy by tangentially passing the water to a basin, which forms a water vortex. Power generation with simultaneous aeration using a gravity. Study on effect of adding booster runner in conical basin. Numerical analysis of water vortex formation for the water. The maximum power output was found to be 60 w at the 0. Gravitational water vortex power plant is an ultralow head hydropower technology, in which a free formed free surface water vortex rotates a prime mover thereby generating electricity.
We are going to introduce you to our tarai water vortex power plant that. In the vortex power plant, water is introduced into a circular basin tangentially that creates a free vortex and energy is extracted from the free vortex by using a turbine. Gravitational water vortex power plant research project. Effects of inlet flow rate and penstocks geometry on the. The gravitational vortex water turbine puts a spin on small hydro. If an estimate of power carried by rivers is made, it can be then. Gravitational water vortex power plant is a green technology that generates electricity from alternative or renewable energy source. Gravitational water vortex power plant,nepal, hydro power. Zotloterer gravitational vortex power plant minipower plant is simple to construct, has a turbine efficiency of 80% but is safe for fish due to low turbine speed. The gravitational water vortex power plant gwvpp is a new technology in which potential energy of water is converted to kinetic energy by a rotation tank basin and this kinetic energy of water is extracted by a turbine in the center of vortex. Design study of runner for gravitational water vortex power plant with conical basin, 2016.
A few words from matthew bell, team leader for the vortex project. Jun 22, 2015 over the past two years, we have been focused on building a gravitational water vortex power plant at green school. The interest in small hydropower systems, which can be used to generate local and offgrid electricity in small rivers and streams, has led to the development of a number of new designs all exploiting technologies which are not suitable for large scale hydro generation. Vortex energy solutions is a group of enthusiastic and energetic group of young zealot engineers form central nepal for the commercialization of patent processing design of gravitational water vortex power plant of institute of engineering. The gravitational vortex water turbine puts small hydro on. Department of mechanical engineering, ibaraki university, 4121. Aquazoom patented vortex micro hydro power plant technology. Gravitational water vortex power plant vortex basin. To build a water vortex power plant in a river, the land must have a downward slope of at least 2. At the same time rapid urbanisation and industrialization combined with. Past researches focus on the optimization of turbine design, inlets.
A gravitation vortex type water turbine, which mainly comprises a runner and a tank, generates electricity by introducing a flow of water into the tank and using the gravitation vortex generated when the water drains from the bottom of the tank. This study uses xflow, a commercialize cfd code base on lagrangian approach, which provides the details of water vortex formation without much difficulty as. This water turbine is capable of generating electricity using a low head and a low flow rate with relatively simple structure. Gravitational water vortex hydropower plant gwvhp is one of such turbine technologies in which potential energy of water is converted to kinetic energy by a rotation tank basin and this kinetic energy of water is extracted by a turbine in the center of vortex. It utilizes the natural behaviour of water to form the free surface water vortex for energy extraction. Design study of runner for gravitational water vortex power plant with conical basin. Jun 02, 2007 gravitational vortex power plant is safe for fish. The inventors have decided to build the water vortex power plant only in rivers that need to be renaturalized so that they can guarantee maximum benefit to the environment. The gravitation water vortex power plant is a type of micro hydro vortex turbine system which is. Design approach an engineer will be able to design a plant at a selected site when the parameters of. Be project report, department of mechanical engineering, pulchowk campus, institute of engineering, tribhuvan university. This paper focuses on hydrohydropower called gravitational water vortex power plant gwvpp which operates in an ultralowhead requirement 0. The water vortex hydropower system is a new technology which utilizes the energy contained within a large water vortex as it is artificially created over a. Gravitational water vortex turbine is an ultralow head turbine which can operate in low head range of 0.
The gravitational water vortex power plant is a horizontal form of the hydroelectric dam. Introduction the gravitation water vortex power plant is a type of micro hydro vortex turbine system which is capable of converting energy in a moving fluid to rotational energy using a low hydraulic head of 0. Javed ahmed chattha faculty of mechanical engineering ghulam. Interview franz zotloterer zotloterer gravitational vortex power plant lowhead power plant that makes use of the kinetic energy inherent in an artificially induced vortex. Design and fabrication of gravitational vortex water turbine v.
Gravitational water vortex hydropower plant gwvhp is one of. Past researches focus on the optimization of turbine design, inlets, outlets and. The plant can be installed with a water drop as little as 0,7 meters. Design and fabrication of gravitational vortex water turbine. The benefits of using an artificially induced vortex above gravity accelerated water increases efficiency, decreases cost, and not only lowers the negative impact on the environment. Design and optimisation of a water vortex hydropower plant.
Pdf blade optimization of gravitational water vortex. Pdf blade optimization of gravitational water vortex turbine. The gravitational vortex water turbine puts a spin on small. However, the calculations used to obtain the input and output powers were not provided. Blade optimization of gravitational water vortex turbine. She is a hydro electrical power generator, using gravitys natural pull on water towards center of the earth, in that vortex then created we have a turbine. Aquazoom vortex power plants make complying with the eu water framework directive easy. Gravitational water vortex power plant gwvpp is one of the green technology that utilizes hydropower at low hydraulic head. Usually a hydro power plant is designed for 5000 equivalent full load hours each year. Previous researchers concluded that gravitational water vortex power plant with conical basin is superior to conventional cylindrical type basin with. Pdf gravitational water vortex power plant is a green technology that. In latin america, colombia is a country with many surface water streams that transport energy that is not harnessed. Design and optimisation of a water vortex hydropower plant, department of civil engineering and construction, it sligo.
Aquazooms hydropower technology enables on the one hand, as fish migration pathways, fish to move up and downstream, while on the other hand, they are revenuegenerating power plants that produce electricity at a very favorable cost. Pdf gravitational water vortex power plant is a green technology that generates electricity from alternative or renewable energy source. May 10, 2017 to build a water vortex power plant in a river, the land must have a downward slope of at least 2. This paper focuses on microhydropower called gravitational water vortex power plant gwvpp which operates in ultralowhead requirement 0. Gwvpp is highly recommended to be used in rural areas. Different from largescale hydropower, gwvpp is a micro hydropower plant that harvest energy from water vortex formed in a cylindrical basin. The gravitation water vortex power plant is a type of micro hydro vortex turbine system which is capable of converting energy in a moving fluid to rotational energy using a low hydraulic head of 0. Rabin dhakal1,3, raj kumar chaulagain1,4, triratna bajracharya.
Timilsina ab, fuyal d, dhakal s, dhakal r 2014 design optimization of basin and testing of runner for gravitational water vortex power plant. This study is the analysis and design of a basin structure which has the ability to form a gravitational vortex stream. Development and testing of runner and conical basin for. The gravitational water vortex of a gwvpp concentrates the rotational energy independently on the zotlotererturbine without guide apparatus or nozzles. A parametric study of a gravitation vortex power plant. Research initiative for use of low flowing river resources by. Gravitational water vortex power plant,nepal, hydro. Gravitation water vortex power plant gwvpp 8, which generates. Inlet and outlet geometrical condition for optimal. Gravitational water vortex power plant gwvpp is a new type of low head turbine in which mechanical energy of free surface. Such a high velocity water vortex stream can possibly be used as an alternative energy resource. After series of site visit, detail design of the system components was done.