WO2009003261A2 - Machine rotative électro-hydrodynamique à cycle fermé - Google Patents

Machine rotative électro-hydrodynamique à cycle fermé Download PDF

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Publication number
WO2009003261A2
WO2009003261A2 PCT/BY2008/000005 BY2008000005W WO2009003261A2 WO 2009003261 A2 WO2009003261 A2 WO 2009003261A2 BY 2008000005 W BY2008000005 W BY 2008000005W WO 2009003261 A2 WO2009003261 A2 WO 2009003261A2
Authority
WO
WIPO (PCT)
Prior art keywords
rotor
chamber
channels
housing
cone
Prior art date
Application number
PCT/BY2008/000005
Other languages
English (en)
Russian (ru)
Other versions
WO2009003261A3 (fr
Inventor
Anatolij Semenovich Berjukov
Original Assignee
Zakrytoje Aktsionernoje Obschestvo 'alsan-Bi'
Zakrytoje Aktsionernoje Obschestvo 'termeks'
Britson Trade Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zakrytoje Aktsionernoje Obschestvo 'alsan-Bi', Zakrytoje Aktsionernoje Obschestvo 'termeks', Britson Trade Inc. filed Critical Zakrytoje Aktsionernoje Obschestvo 'alsan-Bi'
Publication of WO2009003261A2 publication Critical patent/WO2009003261A2/fr
Publication of WO2009003261A3 publication Critical patent/WO2009003261A3/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for

Definitions

  • the invention relates to the field of engineering, energy, shipbuilding and is intended for the power supply of high
  • JO power for example, ship propeller shafts, industrial power generators and other similar objects of technology.
  • ship propeller shafts for example, ship propeller shafts, industrial power generators and other similar objects of technology.
  • industrial power generators for example, ship propeller shafts, industrial power generators and other similar objects of technology.
  • a known method and device for converting energy into mechanical energy of rotation of the rotor (1) The working body is placed in a closed
  • a rotor with a working fluid cavity is placed inside a hollow and sealed housing connected to a source of j g of energy, and the energy carrier is passed through the housing cavity into the rotor cavity through the end walls of the rotor, while the cavity in the rotor is used as a heat exchanger for cooling energy, technological and refrigeration systems installations.
  • a curved line for the formation of the cavity of the rotor use a spiral of Archimedes, o about or the involute of a circle (circle), or an ellipse, or a parabola, or perbola, or cardioid.
  • the rotor cavity is communicated with a heat generator, while the rotor is installed in the housing using a rotation unit and is provided with a cavity for the working fluid, which is closed, covering the axis of rotation and having at least one curved surface from a section of one of the above curves lines.
  • the rotor cavity is communicated with the energy source using a heat pipe.
  • the heat pipe is placed in the rotor shaft or in the end wall of the rotor cavity, while the rotor cavity is connected to the feed chamber of the working fluid and the chamber of the removal of the working fluid from the rotor cavity by channels in the rotor shaft, and the housing wall is provided with a cavity designed to accommodate the energy carrier.
  • the chamber for accommodating the energy carrier has channels for supplying and discharging the energy carrier, while the rotor with the working medium cavity is installed in the rotor of the mechanism coaxially with this rotor and is rigidly fixed on it and equipped with a heat generator, and internal energy is supplied to the working medium in the rotor cavity by water supply from a reservoir to a device by gravity or by force.
  • a disadvantage of the known technical solution is the use of an open system for supplying a working medium and a low-efficient heat exchange system between the rotor and the housing, which reduces the efficiency of the device.
  • a rotary hydraulic machine with axial inlet and peripheral outlet pipes (2) is proposed.
  • the machine contains a housing, a working body in the form of a rotor with hydraulic channels and connected to the drive shaft.
  • the rotor is made in the form of bodies of revolution, for example a hemisphere or a truncated cone with a receiving chamber in a narrow part of the rotor.
  • hydraulic channels are made in the form of multi-helical branching and diverging spirals from the chamber to the periphery.
  • the outputs of the channels are located either at the periphery in the wide part of the rotor or at its end.
  • Patent (3) describes a rotary hydraulic motor containing an external thermal energy source, working chambers that are fixed relative to the axis of the working shaft and filled with a liquid working fluid with continuously varying volumes during a revolution of the working shaft.
  • the mechanism for converting the expansion energy of the liquid working fluid into the mechanical rotational energy of the working shaft and the switchgear provides the filling phases when the working chambers are connected to the supply line and the displacement phase in which the working chambers are connected to the drain line, as well as the intermediate phases in which the working chambers have minimal volumes and are disconnected from both highways.
  • the liquid working fluid has a thermal volume expansion coefficient greater than that of the walls of the working chambers.
  • Supply line, drain line, refrigerator, safety valves and pipelines connecting the working chambers through the safety valves with the drain line.
  • the distribution device provides the phases of volumetric thermal expansion, in which the conversion of thermal energy into mechanical energy occurs, the refrigerator is included in the hydraulic connection of the supply and drain lines, and external thermal energy is constantly supplied to the working chambers.
  • the working chambers are located around a circle with the possibility of circular motion, consistent with the rotation of the working shaft, and external thermal energy is supplied to the working chambers in the phase of thermal volume expansion.
  • Patent application (4) proposes a rotary engine with pistons rotating in the rotor chambers, which are made in the shape of a four-pointed star.
  • the working fluid is supplied under pressure to the rotor chambers and ensures its rotation.
  • a rotary hydraulic motor with oscillating inertial pistons (5) is also known.
  • the engine rotor contains at least four oscillating inertial pistons mounted on the pivots, preferably on a floating bearing.
  • an annular gravitational chamber is made, separated from the rotor by an assembly sleeve, which consists of at least four segments attached to the motor casing.
  • Each segment of the sleeve of the gravitational chamber preferably ends at one end with an inlet and at the other end with a double outlet, creating a labyrinth seal at the junction of two adjacent segments.
  • the engine housing also contains two pairs of control windows, one pair of windows is located in the idle zone of the inertial piston, and the second pair of windows is in the working area of the inertial piston.
  • Each inertial piston is provided with a channel for lubricating the piston bearing.
  • the gravity chamber is configured to adjust its volume by means of an adjusting screw.
  • a disadvantage of the known technical solutions is the technological complexity of the manufacture of the rotor and the low operational reliability of such structures as a whole.
  • the closest in design to the offer- To the invention a pulsed gravitational inertial closed-loop engine, which was chosen as a prototype (6).
  • the engine comprises a housing with a rotor located therein.
  • decompression chambers are made in an amount of at least four. Each pair of chambers is configured to periodically communicate with the intake and exhaust channels of the working fluid.
  • High-pressure channels are placed in the engine housing perpendicular to the outer generatrix of the cylindrical surface of the rotor and are connected to the intake chambers, which are made in the form of a truncated cone of ellipsoidal shape.
  • the decompression chambers in cross section are made in the form of an ellipse, with the ratio of the diameter of the rotor D po. to the diameter of the decompression chamber d dk selected from the calculation: D po .> 9d dk .
  • the length of the inlet channel is not more than 85% of the stroke length of the decompression chamber in the duty cycle along the outer forming cylindrical surface of the rotor.
  • the total volume of the compression chambers together with the volume of the intake channels in the phase of the working cycle will be no more than 95% of the maximum volume of the working fluid pumped in the phase of the working cycle to provide an engine drive.
  • the magnitude of the angular displacement of the decompression chamber in the working phase for one revolution of the rotor is (72 ⁇ 2) °, and the magnitude of its angular displacement in the dead zone is (20 ⁇ 2) °.
  • a gravitational chamber is placed in the engine casing, formed between the inner cylindrical surface of the casing and a special shell in the form of a sleeve mounted on the inner cylindrical surface of the casing with the possibility of tight fit to the cylindrical surface of the rotor.
  • the sleeve is made by a team of four segments, which are mounted by means of fixing bolts with spacer sleeves, providing the formation of the specified cylindrical cavity.
  • Each hub segment is equipped with a calibration hole with an adjusting bolt to provide one-way him moving the segment.
  • the magnitude of the indicated displacement is set by the adjusting bolt.
  • the ends of the segments are provided with grooves with the possibility of forming labyrinth seals at the joints.
  • Bearing assemblies are mounted in the housing and the cover, on which the rotor output shaft is mounted. Bearing units are closed by front and rear covers.
  • the rotor shaft, as well as the covers, are equipped with sealing glands to prevent leakage of the working fluid - hydraulic oil.
  • the motor housing at the base contains holes for mounting to a foundation or a supporting frame.
  • the engine is driven from an external closed hydraulic circuit by a hydraulic pump by supplying a working medium under pressure - industrial oil through high pressure channels into the decompression chambers of the rotor. Oil under a pressure of about 65 MPa is pumped into the high-pressure channel and then through two inlet channels located in front of the working zone, tangentially, in opposite directions directed by jets, is injected simultaneously into decompression chambers opposite to the rotor.
  • the hydrostatic compression energy of the working medium is converted in the decompression chamber to the kinetic rotational energy of the working medium flow, which rotates the rotor and creates a torque on the motor shaft.
  • two other decompression chambers placed on the rotor at the same time are located in the “dead” idle zone of the working cycle and, as the rotor rotates, communicate with the chamber and the exhaust channel, due to which the used oil from these chambers is discharged and the cycle repeats.
  • the working stroke where oil is injected into one pair of decompression chambers
  • the “dead” cycle where waste oil is removed from the other pair of decompression chambers through the exhaust channel.
  • the disadvantage of the prototype is the low degree of conversion of the energy of the hydrostatic pressure of the working medium into the mechanical energy of rotation of the rotor, which is due to structural disadvantages of the geometric shape of the decompression chambers of the rotor and leads to a decrease in the efficiency of the device as a whole.
  • the objective of the invention is to remedy these disadvantages and improve the technical characteristics of the device.
  • the electrohydrodynamic rotary machine is a closed cycle, containing a closed hydraulic circuit with a pump, a rotary motor, in the housing of which a shaft with a rotor is mounted, on the outer cylindrical surface of which at least four decompression chambers with intake channels are made, as well as exhaust channels made in the housing and connected with an annular gravitational chamber placed around the rotor between the housing and the prefabricated annular shell in the form of at least four seconds
  • FIG. 1 is a schematic diagram of a closed loop electrohydrodynamic rotor machine.
  • Figure 2 is a General view of the engine in cross section.
  • FIG. 3 is a cross-sectional view of a rotor decompression chamber.
  • Figure 4 is a vector diagram of the decomposition of the forces of the hydraulic fluid flow in the decompression chamber of the rotor.
  • the electrohydrodynamic rotary machine 1 contains a rotary engine 2, which is functionally connected to a closed hydraulic circuit 3, an electric generator 4 and an external distribution electric network 5.
  • the rotary engine 2 includes a housing 6 with an output shaft 7 and a rotor 8 mounted on it, on an external cylindrical of the surface .9 of which at least four decompression chambers 10 with inlet channels 11 are made.
  • the smaller base “C” of the cone of the chamber 10 is associated with the inlet channel 11.
  • an annular gravity chamber 12 formed by a prefabricated annular shell 13, consisting of four segments 14, mounted on the inner cylindrical surface 15 of the housing 6 with fixing screws 16 with spacer sleeves 17.
  • the segments 14 contain the missing adjustment screws 18 through calibration and adjustment holes 19 connecting the gravity chamber 12 with the intake channels 11.
  • the segments 14 at the ends contain grooves 20 and 21, which together form a labyrinth seal 22.
  • An exhaust channel 23 is made in the housing 6 of the engine 2 with an exhaust chamber 24 connected to a closed hydraulic circuit 3 through a low pressure channel 25 with a distribution manifold 26 through a drain pipe system 27 with a circulation tank 28.
  • the high pressure channel (not shown) the housing 6 of the engine 2 by a system of high pressure pipelines 29 of the hydraulic circuit 3, through the distribution manifold 30 by a pipe 51 connected to the storage batteries 31, the distribution manifold 32, pulse accumulators compensator 33 and high pressure pumps 34 through pipelines 48 provided with bypass valves 35.
  • the closed hydraulic circuit 3 also includes a starter battery 36 for starting the start pump 47, connected to the pipe 50 and a backup high pressure pump 37 for manual emergency start, return system pipelines 38 with coarse filters 39, pipelines 40 with fine filters 41, high pressure hydraulic pumps 34.
  • An electric generator 4 is connected to the output shaft 7 of the engine 2 through an elastic coupling 46 and connected to an external distribution network 5 through a voltage regulator (PH) 42, which The first one is electrically connected to the main switchboard (main switchboard) 43, the secondary consumer disconnection switchboard (SHOVP) 44 and the closed-circuit load distribution switchboard (SHRN) 45.
  • PH voltage regulator
  • Electrohydrodynamic rotary machine closed loop 1 operates as follows. Fill the circulation tank 28 of the closed hydraulic circuit 3 with a working fluid-hydraulic medium, for example, industrial oil.
  • the starting battery 36 starts the starting pump 47 and the oil from the circulation tank 28 through the return pipe system 38 with coarse filters 39 through fine filters 41, the pipe 40 and the distribution manifold 32 with a bypass valve 35 are supplied to the pulse compensation batteries 33 and to the batteries- drives 31 until operating pressure of 25MPa is reached.
  • the operating pressure is regulated by the bypass valve 35, and the excess oil through the return pipe (not shown) is discharged into the circulation tank 28.
  • the oil is heated to a temperature of about 95 0 C.
  • the segments 14 When oil is supplied to the annular gravity chamber 12 due to pressure, the segments 14 constantly compress the cylindrical surface of the rotor 8 due to the possibility of shifting one end of the segment 14 in the radial direction along the adjusting screw 18 and due to the movable design of the mechanical labyrinth seal 22 grooves 20 and 21. Calibration and adjustment the holes 19 are made in a special shape (not shown in the drawing) and together with the inlet channels 11 provide the formation of a vortex flow of the working medium in decompression chambers 10.
  • This design guarantees the elimination of the development of reverse hydraulic shock in the stream when oil is admitted to the decompression chamber 10 and, as a result, braking of the rotor 8 with loss of power on the shaft 7, while the gravitational chamber 12 compensates for the effect of anti-gravity “flooding” of the rotor 8 at high rotational speeds, which also reduces engine power loss 2.
  • This design decompression chamber 10 provide, in comparison with the prototype, the creation of a very effective vortex flow of a liquid working medium when it is injected through the inlet channel 11 into the cavity of the decompression chamber 10.
  • ⁇ is the efficiency of turbulent conversion of thermal energy into kinetic energy
  • r y s Fig. 4 is a vector diagram of the decomposition of the forces of the hydraulic fluid of the working fluid in the decompression chamber 10 of the rotor 8, where the vectors C and D correspond to the forces acting in the "baric valley", the resultant of which is directed to the center of the vortex flow and provides an effective reduction pressure in

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Hydraulic Motors (AREA)

Abstract

L'invention concerne les domaines des constructions mécaniques, du génie énergétique et du génie naval et est destinée à l'alimentation électrique de dispositifs de grande puissance tels que les arbres d'hélices de navires, les génératrices industrielles, et d'autres objets de la technique similaires. L'invention permet d'améliorer les paramètres d'une machine rotative électro-hydrodynamique en termes de consommation d'énergie et d'exploitation. La machine rotative électro-hydrodynamique(1) comprend un contour hydraulique fermé (3) avec des pompes (34, 47), un moteur rotatif (2) dans le boîtier (6) duquel est monté un arbre (7) avec un rotor (8); à la surface cylindrique externe du rotor (8) on a réalisé au moins quatre chambres de décompression (10) avec des canaux d'injection (11). Les canaux d'éjection (23) sont réalisés dans le boîtier (6) et reliés à une chambre de gravitation annulaire (12) disposée autour du rotor (8) entre le boîtier (6) et l'enveloppe annulaire composite (13) se présentant comme au moins quatre segments (14). Les chambres de décompression (10) du rotor (8) dans une direction transversale se présentent comme des cônes tronqués possédant un angle près du sommet dans l'intervalle α = (19-22)°, la plus petite base du cône de la chambre étant reliée au canal d'admission, et la distance d entre les petite et grande bases du cône de la chambre (10) étant au moins (14-16) % de la longueur des canaux d'admission (11), ces derniers étant reliés de façon fonctionnelle aux accumulateurs hydrauliques (31). Les canaux d'échappement (25) sont reliés par des canalisations (27) via un collecteur de sortie (26) à une citerne de circulation (28), qui est reliée, via un système de canalisations (38, 40) à des filtres grossiers (39) et fins (41) par le biais de pompes à haute pression (34), au moyen d'entraînement électrique autonome (36) aux accumulateurs hydrauliques (31).
PCT/BY2008/000005 2007-07-04 2008-07-02 Machine rotative électro-hydrodynamique à cycle fermé WO2009003261A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BYA20070882 2007-07-04
BY20070882 2007-07-04

Publications (2)

Publication Number Publication Date
WO2009003261A2 true WO2009003261A2 (fr) 2009-01-08
WO2009003261A3 WO2009003261A3 (fr) 2009-04-02

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2004106046A (ru) * 2004-03-01 2005-08-10 Открытое Акционерное Общество "Заволжский Моторный Завод" (Ru) Способ работы и устройство гидравлического привода транспортного средства
WO2005100778A1 (fr) * 2004-04-13 2005-10-27 Granipol Construction Moteur inertiel, sans piston, a gravite electrohydrodynamique a impulsions elevees en circuit ferme
RU2005134491A (ru) * 2005-11-07 2007-05-20 Игорь Борисович Беклемишев (RU) Роторная гидромашина

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU1772401C (ru) * 1990-03-28 1992-10-30 Тольяттинское Высшее Военное Строительное Командное Училище Силова установка

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2004106046A (ru) * 2004-03-01 2005-08-10 Открытое Акционерное Общество "Заволжский Моторный Завод" (Ru) Способ работы и устройство гидравлического привода транспортного средства
WO2005100778A1 (fr) * 2004-04-13 2005-10-27 Granipol Construction Moteur inertiel, sans piston, a gravite electrohydrodynamique a impulsions elevees en circuit ferme
RU2005134491A (ru) * 2005-11-07 2007-05-20 Игорь Борисович Беклемишев (RU) Роторная гидромашина

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