The fuel flow rate m may be obtained from the engine map. May 05, 2014 quasiturbine the very efficient rotary engine in mechanical field. Since the quasiturbine is a pure expansion engine which the wankel is not, neither most of other rotary engines, it is well suitable as compressed fluid engine air engine or air motor. Instead of using piston like a typical car engine, a rotary engine uses a triangular rotor to achieve the combustion cycle. The quasiturbine qurbine is a no crankshaft rotary engine having a 4 faces articulated rotor with a free and accessible center, rotating without vibration nor dead time, and producing a strong torque at low rpm under a variety of modes and fuels. Quasiturbine engines are under patent, not getting lots of attention. A compressed gas processor is a power turbine that produces a rotary drive for vehicles and machines. From information at the quebec website, draw a model using 3dtin, and 3d print.
Student, department of mechanical engineering, tatyasaheb kore institute of engineering and technology, warananagar, maharashtra, india1 associate professor, department of mechanical engineering, tatyasaheb kore institute of engineering and. Low pressure high torque quasi turbine rotary air engine k. The surface cooling of a solid, integrally cast turbine rotor disk for an automotive gas turbine engine was thermally analyzed. The quasiturbine can also be used as air motor, steam engine,stirling engine, compressor and pump.
De10302041a1 injector centrifugal drive turbine as rotary. To increase the heat flow transfer rate, this quasiturbine stirling engine can be operated with a fluid such as water where steam is produced in the hot zones and condensed in the cold zones. Air enters the compressor of a gasturbine engine at 300 k. Like rotary engines, the quasi turbine engine is based on a rotor. Speed control of wound rotor induction motor using rotor resistance control aim to use variable resistance in the rotor circuit to control wound rotor induction motor speed theory polyphase induction motors are mainly of two types by construction, squirrel cage and woundrotorwith sliprings.
The wind turbine hq200086 is a production of hyundai heavy industries co. One restriction of this usage is that the two fluids must be similar. Prior lateral seals machining noise due to fresh internal rotor grinding vanishes in few hours. Without this compression, no work can be obtained from the gasturbine engine. With us you will find facts and photos to 4 wind turbines produced by hyundai heavy industries co. In a company press release the worlds biggest shipbuilder hyundai heavy industries announced today july 7 that has jointly developed worlds first gas turbinepowered 174,000 m3 lng carrier with ge aviation and marine, which is a leading industrial gas turbine maker. Oct 16, 2011 e 2006 quasiturbine hand rotation test 5 litres expander up to 12 kw under 4 bar 60 psi. Assuming the light blue represents air at normal air pressure. During this exploratory process, the sainthilaire team came to realize that a unique engine solution would be one that made improvements to the standard wankel, or. Quasiturbine model ac with carriages is intended for detonation mode, where high surfacetovolume ratio is a factor attenuating the violence of detonation. The quasiturbine family of engine uses no sinusoidal crankshaft, and allows for carriages which permit to shape the volume pulse more appropriately than the piston for detonation. Quasiturbine engine works with air the green optimistic. It is capable of burning fuel using photodetonation, an optimal combustion type.
Quasiturbine the very efficient rotary engine in mechanical field. Rotary piston engines have the basic characteristics different from traditional piston. This paper provides an overview of the significant findings of the report in terms of identifying the sensor and actuator needs to realize. The pressure of combustion is contained in a chamber formed by part of the housing on one side and the face of the triangular rotor on the other side. These include hq165077 1,65 mw, hq200086 2,00 mw and hq200093 2,00 mw, among others. Linear motion can come from either a diaphragm or piston actuator, while rotary motion is. Jul 07, 2015 in a company press release the worlds biggest shipbuilder hyundai heavy industries announced today july 7 that has jointly developed worlds first gas turbinepowered 174,000 m3 lng carrier with ge aviation and marine, which is a leading industrial gas turbine maker. The quasi turbine motor is a multifuel, ceaseless torque rotating motor. An engine for optimum efficiency and environmental benefits us patent quasiturbine ac with carriages usa 6,164,263 dec. The construction of the engine involved the design and selection of each component of the gas turbine and the engine s auxiliary systems. The quasiturbine can also be used as air motor, steam engine,stirling engine. The volume enclosed between the sides of the rotor and the rotor casing provide compression and expansion in a.
Failure analysis of an uncooled turbine blade in an aero gas. Sensor and actuator needs for more intelligent gas turbine. From the basic 200cc per revolution engine bloc, a compressed air prototype has been built making use of 2 parallel expansion circuits. Robert stirling not an ic engine more expensive and complicated cooling system twice the capacity. Heat is transferred to air in the amount of 950 kjkg before it enters the turbine. Since the pneumatic steam quasiturbine includes two circuits, these circuits can be fed in parallel, or in series by connecting the exit of the first.
The quasiturbine or qurbine engine is a proposed pistonless rotary engine using a rhomboidal. Typical compressor ratios vary from 10 to 30 and are easily the most complex machinery in a gasturbine engine. Design and performance of a gasturbine engine from an. The quasiturbinedoes not have crankshaft, and is a rotary engine having 4 faces articulated rotor with a free and accessible center, rotating without vibration nor dead time, and producing a strong torque at low rpm under a variety of modes and fuels. Hyundai turbochargers are forced induction devices that make use of exhaust gas to rotate a turbine by increasing the internal combustion engines efficiency and power output by forcing extra air into the combustion chamber. The quasiturbine gilles sainthilaire on next generation rotary engines by tim ventura, april 24th, 2006 most physicists dont spend their vacations designing engines, but dr. The quasi turbine is also an optimization theory for extremely compact efficient engine concept. Study of working and construction of quasi turbine engines in. Dollar a the engine according to the invention can be built from very small to very large.
Youd have to supply precise, verifiable performance data to sell the design as an air motor let alone as an engine. The operational condition of the engine was studied and metallurgical investigations are carried out on the fractured blade. It has been demonstrated as a pneumatic engine using stored compressed air, and as a steam engine. Reciprocating compressors use a piston to compress the vapor, air, or gas, and have a large. Quasi turbine qt, positive displacement rotor, piston less rotary machine. Quasiturbine the next generation rotary engine presentation by. Ic engine altenatives stirling engine two stroke turbine quasiturbine rotary ic engine alternatives. Pneumatic motors generally convert the compressed air energy to mechanical work through either linear or rotary motion. Quasi turbine engine internal combustion engine turbine scribd. This is a video comparing the quasiturbine engine and the wankel. Reduce bleed air pressure when the pressure is too high. It is a new engine concept from canada offers a design similar to that of rotary engines but with the advantages of a gas turbineall within the confines of a chamber based on the shape of a saint hilaire skating rink profile. The engine pneumatic start system components are the.
From m and, the compressor speed n can be obtained from the compressor map 4. Hyundai heavy industries and ge to start building worlds. Hydraulic power supply and motors concept and theory. Roxan quasiturbine zero vibrationcontinuous combustion rotary engine compressor or pump. While most rotary engines use the principle of volume variation between a curve and a moving cord of fixed length, this new engine concept uses a four degrees of freedom x, y. Air purge and impingement cooling schemes were considered and are compared with an uncooled reference case. Named frank whittle designed a gas turbine engine and took out a patent in. One can conclude nothing at all re the value of a quasiturbine as an engine from the go karts performance, nor can one conclude anything re its effectiveness as as air motor. For a turbine efficiency of 86 percent, determine a the fraction of the turbine work output used to drive the. The volume enclosed between the sides of the rotor and the rotor casing provide compression and expansion in a fashion similar to the more familiar wankel engine, but the hinging at the edges allows the volume ratio to increase. Air turbine starter ats start control valve scv the ats is located in the gearbox. The construction of the engine involved the design and selection of each component of the gas turbine and the engines auxiliary systems.
The quasiturbine design can also be used as an air motor, steam engine, gas compressor, hot air engine, or pump. Quasiturbine shortsteamcircuit engine phases change mode. Failure of an uncooled turbine blade in an aero gas turbine engine is analyzed to determine its root cause. It would not be possible for example to drive an integrated air pump with hydraulic fluid, as the rotor design is significantly different. The quasiturbine researcher team has initially established a list of 30 conceptual piston deficiencies and as many wankel deficiencies. O motor aqui representado tem a configuracao mais antiga qtac ac com carruagens. After a thorough study of the limitations in most conventional engines, he designed the. Engine 2 small agriculture tractors and construction machines 150 3 water air cooled engine 35150 4 earth moving machineries 520720 5 marine applications 150220 6 trucks and road engines 220 the table i. The volume enclosed between the sides of the rotor and the rotor casing provide compression and expansion in a fashion similar to the more familiar wankel engine, but the hinging at the edges allows the. The quasiturbine or qurbine engine, also called kyotomoteur is a type of rotary.
This paper discusses concept of quasiturbine qt engines and its application in industrial systems and new technologies which are improving their. Hyundai heavy industries develops steam turbine for. The most wellknown example of a rotary engine is the wankel engine. Since the pneumatic steam quasiturbine includes two circuits, these circuits. At the quebec website, there are high resolution photos. A pneumatic motor air motor or compressed air engine is a type of motor which does mechanical work by expanding compressed air. The quasiturbinedoes not have crankshaft, and is a rotary engine having 4. Also, a plasticair quasiturbine engine running with hydrogen peroxide has the potential to eliminate the engines radarsignature for use in unmanned aerial vehicles.
This technology has shown unique capabilities to enhance the performance and operating characteristics of a variety of engines and machinery utilizing thermodynamic. During this exploratory process, the sainthilaire team came to realize. Low pressure high torque quasi turbine rotary air engine. Rajnish bhusal smriti jha department of mechanical engineering, reva itm, bangalore. Robert stirling not an ic engine more expensive and complicated cooling system twice the capacity of diesel for same power down time, has to heat up. Translation and english able communication assistance. The concept of quasi turbine rotary air engine was quasiturbine engines introduced by gilles sainthilaire and etal, 4. The first hhi hss18, which has a power range of 500 kw2000 kw, was tested successfully on 1 february 2010 at hyundai heavy industries shop. While the piston engine is the most common type found in cars, the quasiturbine engine operates more like a rotary engine.
The compressor is basically a coneshaped cylinder with small fan blades attached in rows eight rows of blades are represented here. At a wind speed of 3,5 ms, the wind turbine starts its work. Constructiontwo types of quasiturbine engine model quasiturbine model without carriages quasiturbine model with carriages 4. Quasiturbine stirling engine sterling rotary hot air. Speed control of wound rotor induction motor using rotor.
The ats converts pneumatic energy into driving torque for the engine hp compressor to accelerate the engine to a self sustaining speed during the engine start cycle. The pressure of combustion is contained in a chamber formed by part of the housing on one side and. Then engine volumetric efficiency calibration will give the air flow m that can be ac f ef f e swallowed 3. The quasiturbine or qurbine engine is a proposed pistonless rotary engine using a rhomboidal rotor whose sides are hinged at the vertices. Like rotary engines, the quasiturbine engine is based on a rotor. This paper discusses concept of quasiturbine qt engines and its application in. Quasiturbine basics photodetonation and quasiturbine. See through rotary engines s1 e1 see thru rotary engine in slow motion. In a closed cycle gas turbine, the heat of combustion in an external furnace is transferred to gas, usually air which the working fluid of the cycle.
Quasi turbine seminar report, ppt, pdf for mechanical. The quasiturbine concept resulted from research that began with an intense evaluation of all engine concepts to note advantages, disadvantages and opportunities for improvement. The quasiturbine design can also be used as an air motor, steam engine, gas compressor or pump. Technical data engine type d170 150s d170 150p d170j 4stroke, 4valve aftercooled, directinjection, water cooling. Another compressed gas recycler is an aerodynamic thruster, which results in an air jet drive for aircraft. Detonations, on the other hand, are close to a constant.
These cooling schemes consist of using compressor discharge air either to maintain a positive purge. Jan 08, 20 see through rotary engines s1 e1 see thru rotary engine in slow motion. Quasiturbine the very efficient rotary engine in mechanical. Energy systems with highreliability products and solutions, we will continually contribute to realizing a sustainable society for a brighter future. In this engine, air is sucked in from the right by the compressor. Would pattern after existing engines found at thingiverse. Introduction invented by group of 4 researchers, leaded by dr. E 2006 quasiturbine hand rotation test 5 litres expander up to 12 kw under 4 bar 60 psi.
1475 1439 986 235 208 481 295 1232 1476 1025 474 1393 496 1356 1263 1213 699 1044 612 3 311 865 59 36 1306 712 770 248 1087 598