WO2013015432A1 - Machine à fluide - Google Patents

Machine à fluide Download PDF

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Publication number
WO2013015432A1
WO2013015432A1 PCT/JP2012/069269 JP2012069269W WO2013015432A1 WO 2013015432 A1 WO2013015432 A1 WO 2013015432A1 JP 2012069269 W JP2012069269 W JP 2012069269W WO 2013015432 A1 WO2013015432 A1 WO 2013015432A1
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WO
WIPO (PCT)
Prior art keywords
gradient
rotational
fluid
permanent magnet
flow
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PCT/JP2012/069269
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English (en)
Japanese (ja)
Inventor
工藤　泰士
Original Assignee
Kudou Yasushi
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Publication date
Application filed by Kudou Yasushi filed Critical Kudou Yasushi
Publication of WO2013015432A1 publication Critical patent/WO2013015432A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/025—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal comprising axial flow and radial flow stages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps

Definitions

  • the present invention is a suction device such as a compressor or a vacuum cleaner. Water wheel.
  • the present invention relates to a fluid machine such as a windmill, a pump, and automatic rotary compression.
  • Compressors currently used as fluid machinery are indispensable for household electrical equipment, industrial machinery and industrial equipment in industry, and minimize noise due to increasing environmental problems, or energy
  • helical compressors that have been developed and commercialized to save energy because of problems, or high-performance cyclone vacuum cleaners that efficiently suck mites and other dust are provided for home use.
  • wind power generation using wind power has problems with stability
  • hydroelectric power generation using water efficiently is also an environmental destruction dam
  • the large-scale products that make up the power generation are not compatible with the trends of the times, and the development of small hydroelectric power generation is thriving.
  • Submersible pumps, etc. are available as pumps that continuously move fluids, but small, high-performance products that can vary the capacity and amount of discharge pressure 0.8MPa and discharge pressure can be as small as 1 liter / min.
  • Scroll-type compressors that pursue quietness are also widely used, but there are problems such as the two scrolls that make up the compression chamber deform due to heat generation and leak, resulting in reduced performance.
  • diaphragm type volume type which is structurally quiet but can be downsized but cannot require high discharge pressure. It can solve the pulsation and meet the demand for discharge pressure of 0.5Mp. Absent.
  • the rotary compressor is a high-performance compressor, but the sliding conditions around the vane are severe, and it is difficult to ensure wear resistance.
  • the turbo type is a combination of high-performance impellers that achieves a high compression effect. Unless the high-speed rolling operation is performed, it is difficult to secure a high discharge pressure and it is not suitable for miniaturization.
  • Reciprocating compressors have been used for a long time since they have been used for a long time, but they require a storage tank and are difficult to solve noise and vibration.
  • Screw compressors are also used as large-capacity compressors, have many parts, require lubricant, and have a problem of costly maintenance.
  • Wind turbines mainly use large three-blade wind turbines, and small wind generators are marketed by many small and medium manufacturers. All of them have instability of natural winds, and improvement of power generation efficiency is an issue. Large-scale operations are in trouble with lightning strikes, noise, low-frequency health damage, and so on.
  • the vertical axis type is suitable for small size because the wind direction always changes and the heavy parts can be installed on the ground, so the risk and construction cost can be kept low. If the wind power can be rotated at 3, the utility value will be high, but those that rotate with low wind power have not been developed.
  • Hydropower has great attraction among natural energies and is being promoted globally, but there are many problems and issues, such as creating a large dam and promoting natural destruction, and the ecosystem of the submerged area. There is a cost for destruction and disposal of sediment deposited in the dam, etc., using the hydropower as it is while maintaining the function of the river without significant development, using a smaller flow, small, medium hydropower There is a need to promote power generation and efficiently use natural energy.
  • Micro hydro power generation system includes Francis turbine, horizontal axis propeller turbine, pump reversing turbine, submersible integrated underwater generator, cross-flow turbine, Berton turbine, Targo impulse turbine, Kaplan turbine, valve turbine, and rotational force of turbine This is a method of starting a generator using a turbine, and it is difficult to obtain power generation efficiency due to the loss between the turbine and the generator.
  • the submersible power generator with the unit is an inefficient generator that reversely feeds water to the submersible pump and rotates the pump in the reverse direction.
  • the scroll type always rubs during operation, and heat is generated due to friction, it leaks due to deformation, and the two blades always meet each other and the powder generated by friction causes a failure and causes a repair. Is costly.
  • ⁇ Richorum compressors (screw compressors) require a lubricant and are structurally unsuitable for downsizing, requiring many parts and high maintenance costs.
  • Turbo impeller compressors have few failures and no mechanical problems, but high pressure is not achieved unless they rotate at high speed, so there is a need for high-efficiency, small, energy-saving compressors that have many large blades and are actively developing blade shapes. ing.
  • High-performance magnet gear pumps have been developed and used in the industry, but there are many restrictions on use such as prohibition of empty operation, prohibition of outdoor installation, necessity of priming water, and use in dusty places, and management is also expensive. ⁇ It is not always easy to use, it is easy to use liquid with a very small pump with high vacuum without using lubricant, etc., there are few breakdowns, and simple structure can realize energy saving. High performance is required.
  • the present invention generates kinetic energy in the fluid generated by the rotating mechanism of the axial flow impeller, the diagonal flow impeller, and the centrifugal impeller of the turbo mechanism, generates a swirl flow
  • the compression effect of the turbo mechanism and the volume change by the rotational gradient volume device are changed, and the reaction acting on the fluid is solved by rotating the volume mechanism of the compression mechanism according to the swirling energy of the fluid
  • the mechanism that generates high pressure in the continuous flow of fluid by the synergistic effect of compression (volume pressure) by performing the structure, such as the mechanism that the parts in the mechanism contact, slide, and put in and out of the mechanism
  • the purpose is to provide fluid machinery such as compressors, vacuum cleaners, pumps, windmills, water turbines, etc. that do not require lubricating oil that does not require inflow and exhaust valves with a structure that is unlikely to cause trouble. thing A.
  • the present invention provides (1) a fluid flow path formed inside a conical rotatable wall having a large diameter opening and a small diameter opening, and a spiral blade on the flow path side of the wall.
  • a fluid machine is provided in which a rotational gradient volume device formed by attaching an inducer blade is disposed in a cylindrical casing.
  • a centrifugal impeller, a mixed flow impeller, and an axial flow impeller are provided in the cylindrical casing on the opening side of the winged rotary gradient volumetric device.
  • a fluid machine in which a turbo mechanism is arranged.
  • the present invention provides (3) the fluid machine according to the above (2), wherein the turbo mechanism is composed of a centrifugal blade, a diagonal flow blade, and an axial flow blade.
  • At least one or more spiral blades for effectively rotating the swirling kinetic energy of the fluid and smoothing the fluid flow are provided on the gradient portion of the inner wall of the rotating gradient volumetric device that receives the swirling fluid. It is characterized by having a rotational gradient volume device capable of
  • the present invention provides (5) the fluid machine according to (4), wherein a blade for forming a swirling flow (spiral flow) of a logarithmic spiral is installed at a site where the fluid flows, Provided is a fluid machine in which a logarithmic spiral rotation introduction member in which a logarithmic spiral flow path is formed is disposed between the first large-diameter opening.
  • the present invention has the following effects.
  • the fluid can change the fluid during movement, and can be used for compressors, suction machines (vacuum cleaners), pumps, wind power generation, hydroelectric power generation, and can be downsized with less structural failure than before.
  • Quiet, small, high-performance compressors that can contribute to energy saving and the environment. Specifically, they can be used in compressors such as electric refrigerators and room air conditioners, enabling downsizing and using DC motors. If a power storage unit is used, it can be operated without interruption during a power failure. It can also be used for wind power generation and hydropower generation using renewable natural energy.
  • a mechanism that does not require a valve from entry to exit in the flow of fluid (movement) can create new products that pursue energy savings.
  • this new compression mechanism fluid machine uses the rotational force to develop a new power generation method and install a new power generation device as it is or transmit it to an off-the-shelf charger. If it is used for charging the storage battery, it is possible to charge the storage battery of the electric vehicle, and it is possible to use the storage battery alternately because it can be charged while running by installing a storage battery in use and a spare storage battery, It is possible to reduce the number of storage batteries that have to be loaded relatively, and it is no longer necessary to stop traveling for charging. For it is to take advantage of incorporating the natural energy effect of the invention from the fact that it is possible to provide a new energy conservation alone this it is large.
  • FIG. 1 is a cross-sectional view of an air compressor according to a first embodiment of the present invention. It is a figure which shows the axial flow impeller used for the compressor. It is a figure which shows the centrifugal impeller used for the compressor It is sectional drawing which was the 2nd Embodiment of this invention and showed the compression system by the system different from the 1st as the system of volume change. It is drawing of the axial flow and mixed flow impeller which are used for the 2nd embodiment. It is drawing of the blade for rotational gradient volumetric capacity of the 2nd embodiment. It is sectional drawing of the fluid machine of the suction machine which concerns on the 3rd Embodiment of this invention. It is drawing of the centrifugal impeller for suction used for the 3rd embodiment.
  • FIG. 1 is a diagram showing a cross section of an example of a fluid compression device according to the first embodiment, specifically, a gas compression device.
  • the power-side housing 35 mainly includes a motor and is connected to the main body 27.
  • the connection is made by a connection ring 28 and the rotary shaft 6 is a mechanism for transmitting power to the motor by a rotary shaft joint 34.
  • the rotary impeller 1, axial impeller 2, and centrifugal impeller 3 of the turbo mechanism are rotated. Can generate a swirl flow in the air.
  • the turbo mechanism of the combination of the axial flow impeller 1 of the turbo mechanism, the axial flow impeller 2 and the centrifugal impeller 3 passes through the filter 32 through the flow hole of the power main body cover 33 and sucks atmospheric air to generate a swirl flow, which is shown in the drawing. It becomes kinetic energy moving in the direction of the arrow and flows into the rotational gradient volumetric device 4.
  • the bearing of the rotating shaft 6 of the rotating mechanism uses the magnetic force of a permanent magnet to avoid sliding frictional resistance, and the combination of the bearing 9 rotating shaft side 10, as shown in the bearings 13, 14 and the rotating shaft side 15, the rotating shaft side And the fixed side fixed to the cylindrical inner diameter of the main body 27 avoids being attracted, and the same poles, for example, the N poles, face each other.
  • a translation stop 16 on the center line is also provided so that it can rotate.
  • centrifugal impeller 1, 2 and centrifugal impeller is a combination of axial impeller, diagonal flow impeller, and centrifugal impeller to generate higher discharge extrusion pressure and higher swirl flow. You can also do it.
  • a rotating gradient volume device 4 is provided on the same axis as the central axis of the turbo mechanism, and a swirling compressed air flow having a high rotational force generated by the turbo mechanism by rotating the rotating shaft 6 with power is included in the flow.
  • an area force and a volume force are applied to the gradient of the rotating gradient volumetric device 4 which is pumped to the adjacent rotating gradient volumetric device and the rotational energy of the swirling flow freely rotates, and becomes rotational energy, which is further provided in the rotating volumetric device. It acts on the spiral blade 5 to increase the rotational force of the rotational gradient volume device 4.
  • the rotary bearing 6 of the rotational gradient volumetric device 4 has permanent magnet receivers 18 and 20 in which permanent magnet chips are continuously embedded at equal intervals on the outer circumference of the volumetric device rotating in the same manner as the rotation mechanism of the turbo mechanism.
  • the permanent magnet receivers 17 and 19 are fixed to the permanent magnet receivers 18 and 20 with a gap between them.
  • the polarities of the permanent magnets are the same, for example, the N poles face each other, and the repulsive force causes the rotational gradient volume machine to float in the space. Since the main body 27 is fixed with a gap with the permanent magnet 18 on the rotating side, it does not come into contact with each other due to the repulsive force.
  • the rotational gradient volume device 4 has at least one or more spiral-shaped blades 5 for promoting the rotational movement of the kinetic energy of the gas (air) into which the swirl flow compressed by the turbo mechanism flows and increasing the discharge pressure.
  • the fluid is air
  • this blade may have at least four discharge pressure blades on the same line in the inner gradient portion, and may have several stages following the gradient. Since a range of from 75 to 75 degrees is desirable, it can be arbitrarily determined from calculation of flow velocity, flow rate and swirl pressure.
  • a configuration in which a permanent magnet is installed in a rotating rotary gradient volume and a power generation measure is incorporated can be adopted.
  • the discharge port 26 is provided to discharge the compressed gas (air) without rotating the discharge port.
  • the permanent magnet receiver 22 and the permanent magnet receiver 22 are of the same polarity on the inner wall circumference.
  • a permanent magnet receiver 23 having a facing gap and embedded with a permanent magnet chip is fixed, and a discharge base 26 is fixed to the main body 27 side with a buffer ring 25 sandwiched between a fixing ring 21.
  • a filter 7 for removing dust and the like contained in the gas (air) into which the suction flow flows is provided by the fluid mechanism of the turbo mechanism rotating shaft 6, the axial flow impeller 1, and the centrifugal impeller 3. It is fixed between the main body 27.
  • the motor connected to the power rotary shaft 6 can be used for either an AC power supply or a DC power supply. It is a DC motor for the purpose of adjusting the rotational speed and adjusting the degree of compression with a small size. Can be used.
  • the fluid machine is formed by the main body 27 and the components included in the main body 27, and the swirling flow gas (air) obtained by the power generated by the turbo mechanism by the power main body 35 and the power mechanism included in the power main body 35.
  • the compressed air of swirl flow kinetic energy that is press-fitted into the rotary gradient volumetric device 4 with pressure and swirling flow acts on the gradient surface and the area force acts on the gradient surface, and the gradient surface (the whole volume device) rotates.
  • the kinetic energy of the swirling fluid generated by the turbo mechanism flows into the rotational gradient volume device of the non-sliding rotating mechanism, the area force of the fluid even if the rotating speed of the turbo mechanism is reduced to 500 rpm, The body force can be applied and the kinetic energy of the fluid can be converted into the rotational energy into the rotational gradient volume. It is possible to reduce the reaction to the discharge pressure of the fluid by rotating the gradient volume device that generates the receiving volume pressure in a productive manner.
  • the spiral twist angle is appropriately between 20 ° and 75 °.
  • the gradient angle of the rotary gradient volumetric device is less than 4 ° and the pressure applied to the fluid is low, and a discharge pressure of 8 Mpa cannot be obtained.
  • the reaction applied to the fluid is highly efficient. Since a discharge pressure of 8 Mpa cannot be obtained, it is appropriate that the angle of inclination (inclination) is an angle within 3 degrees to 40 degrees except for use in a windmill.
  • FIG. 4 is a cross-sectional view showing an example of an air compressor that is a fluid machine according to a second embodiment of the present invention.
  • a compressor 200 is a cylindrical compressor body 219 and a compressor device housed in the compressor body 219. And a cylindrical actuating main body 227 that mainly operates a motor that operates the compression function, and a cylindrical connector 222 that couples the compressor main body 219 and the actuating main body 227.
  • the structure of the gas (air) compression function is as follows.
  • the axial flow impeller 201 of the turbo mechanism housed in the compressor main body 219, the diagonal flow impeller 202, the axial flow impeller 203 provided in several stages, and the permanent shaft that supports the rotating shaft.
  • the operation main body 227 for operating the compression mechanism is fixed to the inner wall of the operation main body 227 by a motor mounting ring 225 which is concentric with the compressor main body 219 and has a mounting cushioning material 224 and a ventilation hole on the circumference.
  • a motor, filters 221, 226, and a connection ring 222 are included.
  • the coupling with the compression mechanism transmits power through the coupling joint 220.
  • the power of the motor 223 is rotated by the coupling joint 220 to rotate the axial flow impeller 201 and the mixed flow impeller 202 of the turbo mechanism, sucking atmospheric air from the rear of the motor 223 to generate a swirling flow, and the mixed flow impeller 202.
  • the axial flow impeller 201 By the action of the axial flow impeller 201, a compression effect on the discharge port is generated, and gas (air) with the swirling flow being compressed is continuously sent to the rotary gradient volumetric device 204, and the volume of the gradient volumetric device is changed by the gradient.
  • the set of the axial flow impeller 201 and the mixed flow impeller 202 is also a well-known technique in which the mechanism is used in various fluid machines, and the positive displacement compressor is a well-known technique and obtains pressure by changing the volume.
  • the invention has the effect of a high-efficiency compression mechanism for continuously compressing a turbo-type compressor, and a volume compressor having a high-pressure compression effect of volume pressure due to a change in volume due to a gradient.
  • Compressor requires a valve to enter and exit, and a continuously flowing gas that can cover the drawbacks such as high pressure that can not be expected unless it is high rotation, which is a weak point of the turbo mechanism, and difficult to miniaturize Is a combination of a turbo compressor efficiency and a high-pressure compression volumetric compressor that does not require a valve.
  • a non-sliding rotary mechanism that reduces the loss of rotational force is provided on the rotary side with a permanent magnet holder 205.
  • a permanent magnet receiver 210 holding a magnet is provided on the fixed side, with a gap facing the rotation side on the fixed side, and is fixed on the inner circumference of the compressor body.
  • a permanent magnet holder 212 for holding a permanent magnet is provided on the outer circumference of the compressed air discharge port of the rotary gradient volume machine 204, and the permanent magnet is held on the circumference of the inner wall of the main body 219 relative to it.
  • the magnet receiver 213 is mounted with a gap so that the rotation side and the magnet face each other, and this causes the rotational gradient volume device 204 to float in the air and has no sliding resistance against rotation. .
  • the combination of the axial flow impeller 201 and the mixed flow impeller 202 is a combination of an axial flow impeller and a centrifugal impeller or a three-stage configuration of an axial flow impeller, a centrifugal impeller, and a mixed flow impeller. It may be changed depending on the size, flow rate, etc. that may be obtained.
  • the rotary connection ring 209 and the rotary gradient volumeter 204 are press-fitted with the outer shape of the rotary connection ring 209 and the inner diameter of the rotary gradient volumeter 204, but the shape of the rotary connection ring 209 is the same as that of an axial flow impeller. It can be made into a connecting tool.
  • the inner wall gradient portion of the rotational gradient volume device 204 is smooth with high precision, and the outer blade portion of the axial flow impeller 203 is brought into close contact with the circumference of the inner wall gradient portion of the rotation gradient volume device 204, thereby compressing the gas (gas).
  • the shape of the blades of the volume compression impeller 203, which increases the effect, is such that pressure is applied to the discharge side.
  • the rotational shaft 229 is press-fitted into the inner wall slope portion of the rotational gradient volumetric device 204 in order to eliminate the rotational blur and the rotational gradient of the rotational gradient volumetric device 204 in order to suppress rotational noise and rotational noise.
  • the rotary shaft 229, the rotary bearing 228, and the rotary gradient volume device are configured to rotate synchronously when the rotary bearing 228 contacts the gradient portion.
  • a permanent magnet receiver 212 holding magnet chips at equal intervals is provided on the circumference of the rotating portion of the discharge port of the rotary gradient volumetric device 204, and permanent magnet tips are filled in the inner wall of the discharge port cap 218 with gaps at equal intervals.
  • the gradient angle of the rotary gradient volumetric device 204 is efficient from 5 degrees to 40 degrees according to simple experiments. If the angle is less than 5 degrees, effective pressure performance cannot be obtained. It has been confirmed that long-term operation is not suitable for practical use.
  • the gradient angle of the rotary gradient volumetric device 204 is in the range of 5 to 40 degrees, and the gas flow rate, discharge pressure, flow rate, etc. are designed according to the design conditions. It can be decided arbitrarily. Using this rotational force, a permanent magnet can be installed in the rotating part to provide a power generation device.
  • FIG. 7 is sectional drawing which shows one example of the suction machine (vacuum cleaner) of the fluid machine which concerns on the 3rd Embodiment of this invention.
  • a suction machine 300 of a fluid machine according to the third embodiment includes a suction device main body 302 that includes a cylindrical suction mechanism on the same circumference, a power mechanism main body 303 that mainly includes a motor for operating the suction mechanism, and The whole is composed of the connector 312.
  • the turbo-mechanism impellers 318 and 319 included in the suction device main body 302 employ a known rear-facing impeller equipped with an inducer.
  • the rotating shaft is rotated by the power of the motor 308, and the swirling air generated by the centrifugal impeller 318 in which the centrifugal impeller 318 of the turbo mechanism rotates is further rotated by the suction force of the two-stage centrifugal impeller 319.
  • the swirling flow increases the speed and centrifugal force, and dust with a large mass in the suction air is attracted to the outer circumference and stored in the dust container 325, and the air passes around the motor and is discharged outside.
  • a major feature of the present invention is that a stronger swirl flow is generated by rotating the rotary gradient volumeter 301 that rotates synchronously with the centrifugal impellers 318 and 319. Further, the swirl flow is generated by rotating the inner wall gradient portion of the rotary gradient volumeter 301. It has at least one spiral blade 324 that is twisted in the direction in which air is sucked in from the outside of the suction machine 300 for generation.
  • a permanent magnet receiver 306 in which permanent magnet tips are embedded at equal intervals on the outer circumference of the rotational gradient volumetric device 301.
  • a permanent magnet receiver 305 in which a permanent magnet chip is embedded on the circumference of the inner wall of the suction device main body 302 is fixed.
  • the rolling bearing 7 is provided in the outer shape of the suction side (rotating gradient volume device 301) of the suction machine 300 in order to reduce obstacles to the rotational force of the rotating gradient volume device. This can be changed to a contactless bearing using a permanent magnet.
  • the twist angle of the blade 324 is confirmed to be appropriate in the range of 20 degrees to 75 degrees when the fluid is a gas by a simple experiment, and can be arbitrarily set in the range of 20 degrees to 75 degrees depending on the purpose, flow rate, and flow rate. Can be decided.
  • the motor 308 has a permanent magnet receiver 309 in which a permanent magnet is embedded in the circumference at equal intervals on a bearing that is compression-fitted to the rotation shaft so that the rotation shaft of the motor 308 rotates without sliding.
  • the gradient volumetric device 301 is fixed to a movement preventing tool 311 for preventing the gradient volumetric device 301 from moving in the direction parallel to the central axis, and has a permanent magnet receiver 310 at a position facing the permanent magnet receiver 309. The repulsive force makes the rotation of the rotating shaft of the motor non-contact and non-sliding.
  • a filter 317 for sucking out dust in the air exhausted through the outer periphery of the motor 308 is provided at the rear end so that it can be easily replaced.
  • the centrifugal impeller 319 of the turbo mechanism can be a mixed flow impeller, and the flow of the gas fluid causing the swirl flow is a synergistic effect with the swirl flow effect of the spiral blade 324 provided on the inner wall of the rotary gradient volumetric device 301.
  • the efficiency of the suction force can be increased synergistically with the effect of the suction force generated by the volume change from the small volume to the large volume due to the gradient change of the rotary gradient volumetric device 301.
  • a swirl flow is generated on the surface (cleaning surface) for extending and sucking the spiral blades 324 to the vicinity of the suction cap 320 in order to generate the suction swirl flow near the suction port (surface to be cleaned) and strongly suck it.
  • the raising suction force can be increased.
  • the gradient angle of the gradient portion of the rotary gradient volumetric device 301 is 5 to 40 degrees when the fluid is a gas.
  • the inclination angle of the gradient portion of the rotary gradient volumetric device 301 can be arbitrarily determined in the range of 5 degrees to 40 degrees.
  • FIG. 9 is a sectional view showing an example of a pump 400 of the fluid machine of the present invention. It is mainly composed of a power main body 427 containing a motor 413, a lift mechanism main body 404 of a pressure lift mechanism, and a connection sealing metal fitting 406 for increasing the degree of vacuum (sealing degree).
  • the lift mechanism main body 404 and the power main body 427 are on the same circular line and are processed so as not to run out of the core.
  • the motor 413 included in the power main body 427 is press-fitted to the power rotation shaft so that the power rotation shaft is located at the center. It is positioned by a non-contact bearing set of permanent magnet receivers 426 to be combined.
  • the motor In order to protect the motor 413 from the fluid flowing in, the motor is fixed by fixing a fixing ring 425 covered with a protective material 407 such as silicon rubber and having a circulation hole to the power main body 427.
  • a base joint 423 for introducing a liquid is connected to the power main body 405 with a high sealing degree by a base fixing ring 424.
  • a permanent magnet receiver 430 in which permanent magnets on the fixed side of the contactless bearing unit are embedded at equal intervals on the circumference are fixed to 429 and the power main body 427, and there is a gap so that the magnets face each other.
  • a centrifugal impeller 428 is attached to a rotating shaft that transmits the rotational power of the motor 413, and then an inducer impeller 402 is attached.
  • a permanent magnet holder 410 in which permanent magnets are embedded at equal intervals on the outer circumference of the rotational gradient volume device 401 is fitted, and a permanent magnet chip is embedded in the inner wall of the fixed-side lift mechanism main body 404.
  • a receiver 411 is fitted into the permanent magnet receiver 410 so as to face each other and the same-polarity magnets are fixed with a gap.
  • the permanent magnet is placed on the outer circumference of the thin portion on the discharge side of the rotational gradient volume device 401.
  • the permanent magnet receiver 417 embedded with the tip is fitted, and the permanent magnet receiver 414 embedded with the permanent magnet tip is embedded in the inner wall of the lift mechanism body 404 so that the permanent magnet receiver 415 and the same polarity magnets face each other. It is fitted and fixed.
  • Rotational gradient volumetric device Since the rotational gradient volumetric device 401 is always rotating during operation, the discharge cap 421 is rolled around the outer periphery of the rotational gradient volumetric device and the bearing 420 is press-fitted and the protective material 419 is sandwiched between the outer periphery of the rolling bearing 420. Further, it is fixed by a fixing ring 418.
  • the rotational gradient volumeter floats in the air except for the rolling bearing 420 and reduces the rotational resistance. It is also possible to change the rolling bearing 420 to a non-contact rotating bearing with a permanent magnet. I can do it.
  • the outer shape of the centrifugal impeller 428 is connected to the rotational gradient volumetric device 401 capable of preventing the rotation resistance, and the rotation of the power is transmitted to the centrifugal impeller 428, the inducer impeller 402, and the rotational gradient volumetric device 401 for suction.
  • a swirl force and pressure are applied to the liquid, and the liquid is continuously moved in the discharging direction of the rotary gradient volumetric device 401.
  • the rotational energy of the swirl flow generated by the rotation of the rotary volume device 401 to the liquid (water) moved to the rotary gradient volume device 401 is applied to at least one spiral blade provided on the inner wall of the gradient portion, and the lift effect
  • the liquid (water) compressed by the volume pressure due to the volume change in the moving process is discharged while rotating the rotary gradient volume device 401 to the outside air at a high pressure.
  • the blades 403 are designed so that the blade height gradually decreases toward the tip of the gradient.
  • the volume change due to the gradient of the rotational gradient volumetric device 401 continuously increases the volume pressure to the fluid, and the spiral shape of the rotating blade 424 of the gradient portion becomes lift, and the synergistic effect with the swirling flow pressure of the turbo mechanism is high discharge pressure.
  • It is a system that combines the Archimedes screw system pumped up by spiral blades that can be discharged and combined with a turbo mechanism that generates a swirling flow in the fluid. It is a pump of a fluid machine that transfers fluid at a high discharge pressure that is solved by rotating and counteracting the reaction to the fluid.
  • an axial flow impeller can be provided in the previous stage, and a mixed flow impeller may be set.
  • the swirling flow and the high-pressure moving fluid (liquid) ride on the rotational force of the spiral blade 403 twisted by the gradient portion of the rotational gradient volume device 401, and the volume change due to the gradient generates a strong volume pressure to generate the high-pressure fluid. It is possible to reduce the size because there is no cause for structural failure such as the sliding surfaces that can be discharged and the surfaces where the blades contact each other. It can be freely changed and the discharge fluid can also be changed.
  • a guide 429 is provided on the circumference to smoothly guide the inflowing fluid to the centrifugal impeller 428 having a suction force, and a permanent magnet chip for preventing the rotation of the rotational gradient volume device 401 is embedded on the circumference.
  • the permanent magnet receiver 412 is arranged so as not to come into contact with the repulsive force of the magnetic force.
  • the angle of the gradient of the rotary gradient volumetric device 401 is confirmed to be appropriate from 5 degrees to 40 degrees by a simple experiment. With this fluid machine design, from 5 degrees to 40 degrees under conditions such as flow rate and discharge pressure. It can be set arbitrarily within the range.
  • twist angle of the spiral blade 424 provided in the gradient portion of the rotary gradient volume device 401 is in the range of 5 to 60 degrees when the fluid is a liquid by simple experiments.
  • the twist angle of the spiral blade 403 can be arbitrarily determined in the range of 5 degrees to 60 degrees under conditions such as flow rate and discharge pressure.
  • FIG. 12 is a cross-sectional view showing an example of a windmill according to a fifth embodiment of the fluid machine of the present invention.
  • Reference numeral 500 denotes a rotating mechanism constituted by a base 519 for supporting the entire windmill, a rotating shaft 517 for rotating the windmill, a windmill 501 incorporated in the rotating mechanism, a coaxial flow impeller 502, and a centrifugal impeller 512 and the same rotating mechanism.
  • the gradient-shaped main body 506 supports a cylindrical rotation mechanism that covers the circumference with a gradient shape at equal intervals around the outer circumference of the gradient rotation volume device 504 of the rotation mechanism, and the wind direction is from the side of the gradient-shaped main body 506.
  • the wind flows in the direction with a narrower gradient, and the rotating mechanism of the prop 509a and the prop bearing 509b that freely rotate can move the head of the main body 506, i.e., the wind turbine to the windward, and the incoming gas (air )
  • the incoming gas air
  • the rotation shaft 517 is a non-contact and non-sliding mechanism 510a, 510b, which is a rotation mechanism free of peristaltic loss.
  • the rotation support plate 508 including the column 509a and column 509b is a rotation center shaft 518a bearing 518b located at the center of gravity. Since it is set as a non-contact and non-sliding mechanism by setting, it has a structure that can rotate freely by 180 ° and does not generate contact and sliding resistance in the rotating part.
  • the main body 506 is fixed to the rotation support plate 508 with a main body fixing plate 507a and a main body fixing plate 507b so that the center of the main body 506 is positioned coaxially with the central axis of the rotation shaft 517.
  • a permanent magnet receiver 521, a permanent magnet receiver 516, a permanent magnet receiver 513, and a permanent magnet receiver 521 a are attached and fixed to the rotational gradient volumetric device 504. Yes.
  • the main body 506 has a gap in a permanent magnet receiver 521 attached on the outer circumference of the rotational gradient volumetric device 504 so that the same magnetic poles face each other, and the permanent magnet receiver 511 continues in a ring shape around the inner wall circumference.
  • the permanent magnet receiver 516 has a gap on the outer circumferential circle of the rotational gradient volumetric device 504 that is fixedly mounted, the magnetic poles face each other, and the permanent magnet receiver 515 continues in a ring shape on the inner circumferential wall. It is mounted and fixed at regular intervals.
  • the rotation support plate 508 is freely rotated, the rotation shaft 517 is freely rotated, and the rotational gradient volume device 504 is not caused by the repulsive force between the same magnets of the permanent magnet as in the structure described above. It can rotate freely with no contact and no sliding.
  • the rotary shaft 517 is rotated by the rotation of the three-blade wind turbine 501, the axial-flow impeller 502 is rotated in synchronization with the rotation, and the diagonal-flow impeller 512 is rotated in synchronization with the rotation of the three-blade wind turbine 501.
  • a swirling flow is generated.
  • the inner wall gradient portion of the rotational gradient volume device 504 has at least one spiral blade 503 having a twisted shape, and the height of the blade gradually decreases toward the discharge port.
  • a centrifugal impeller 505 is installed at the end portion of the rotational gradient volume device 504, and has a function of blowing the fluid (air) to be fed as a swirl flow from the axial direction to the radial direction.
  • the rotation of the rotational gradient volume device 504 It becomes energy.
  • the generated swirling flow flows into a freely rotating rotating gradient volume device 504, and the swirling flow pressure is applied to both the gradient portion of the rotating gradient volume device 504 and the spiral blades 503 of the gradient portion by the area force and the body force.
  • the rotational pressure by the rotational gradient volumeter 504 the volume change effect of the gradient, and the spiral blades 503 located at the inner wall gradient portion further increase the turning force and the centrifugal impeller 505 having a stronger suction force.
  • the rotational gradient volume device 504 increases the rotational force by a synergistic effect with the swirl flow suction effect.
  • a ring in which a permanent magnet chip for power generation is embedded on the outer circumference of a rotating rotational gradient volume device 504 can be directly attached to a windmill of a fluid machine, such as 530, by using a rotating shaft 517. It can also be transmitted to the generator.
  • the outer circumference of the rotary gradient volumeter 504 is used to utilize the wind force passing through the gap between the rotary gradient volumeter 504 and the main body 506.
  • Several or more blades 514 are provided on the circumference so that the passing wind power becomes energy for rotating the rotational gradient volume device 504.
  • the energy that can be extracted from the windmill is proportional to the wind-receiving area of the windmill and is proportional to the cube of the wind speed. From the theorem, the blades 514 attached to the outer circumference of the rotational gradient volumetric device 504 provide a free space on the circumference for air to pass through.
  • the early wind speed can obtain energy for rotating the rotary gradient volume device 504, and the turbo mechanism of the axial flow impeller 502 and the centrifugal impeller 505 can be obtained.
  • the rotational gradient volumetric device 504 receives the volume of wind and fluid as a volume, and the energy of converting the area force and the volume force into the rotational force is converted into the rotational force, and the axial flow of the three blades (windmill) 501, the blades 514 and the turbo mechanism
  • the synergistic effect of the impeller 502, the centrifugal impeller 505, the rotational gradient volumeter 504, and the spiral blade 503 establishes the performance of the windmill 500.
  • the angle of the gradient of the rotational gradient volumetric device 504 is in the range of 1 to 30 degrees.
  • the angle of the rotational gradient volumetric device gradient is 1 to 30 degrees depending on the installation location and the like. Can be set at any angle up to degrees.
  • twist angle of the spiral blade 503 provided on the inner wall slope portion of the rotational gradient volumetric device 504 is appropriately in the range of 5 degrees to 80 degrees. If the conversion efficiency is extremely reduced and exceeds 80 degrees, the rotational energy conversion efficiency is also deteriorated, and an arbitrary angle can be set in the range of 5 degrees to 80 degrees depending on the average wind speed and wind speed at the place of installation.
  • FIG. 16 is a sectional view showing an example of a water wheel according to a sixth embodiment of the fluid machine of the present invention.
  • the water wheel drawing 600 includes a base 609, a column 610 a attached to the base, a column 610 b, a cylindrical body 622, A cylindrical main body 623, a set of magnetic bearings 606 and 607, a rotating shaft 608 supported by the magnetic bearings 621 and 620, a rotational gradient volume device 604a positioned on the main body 623 by the magnetic bearing, and a magnetic bearing on the main body 622.
  • the rotary gradient volumetric device 604b positioned by the above, a turbo mechanism attached and fixed to the rotary shaft 608, a connecting ring 625 for connecting the main body 622 and the main body 623, a bracket 624a for supporting the main body, and a bracket 624b.
  • the present invention is a fluid machine that is installed in the river so that the axial flow impeller 601 of the turbo mechanism is located upstream and the axial flow impeller 603 is downstream, following the flow of the river.
  • a turbo-type fluid machine that does not require a drop in the water flow, with a pile installed on a pile and a net to prevent dust entering the fluid machine and a net to avoid dust entering the fluid machine. This is a water wheel.
  • the rotary shaft 608 is press-fitted with a ring-shaped permanent magnet receiver 607 in which permanent magnet chips are embedded on the circumference on the column 610a side, and the permanent magnet chips are arranged on the outer circumference of the rotary shaft 608 on the discharge side.
  • the ring-shaped permanent magnet receiver 620 embedded in the ring is press-fitted, and the ring-shaped permanent magnet receiver 606 having permanent magnet chips embedded at equal intervals on the inner circumference of the support 610a is connected to the permanent magnet receiver 607.
  • Permanent magnet tips are embedded at equal intervals on the inner circumference of the column 610b, which has a gap between them and the magnets of the permanent magnets are of the same polarity and are placed so as not to contact each other by repulsive force.
  • the ring-shaped permanent magnet receiver 621 is press-fitted and placed so that the same magnetic poles of the magnets of the permanent magnet receiver 620 face each other with a gap, which is a non-contact type utilizing magnetic force. Which is a rotating bearing.
  • permanent magnet receivers 626 and 627 in which permanent magnet chips are embedded at equal intervals on the outer circumference are fitted and attached. This can be used for power generation.
  • Permanent magnet receivers 611, 614, 616, and 619 are attached on the circumference, and the rotational gradient volumetric devices 604a and 604b on the rotation side by the repulsive force of the magnetic force are in contact with the fixed main body 622 and 623 on the circumference.
  • permanent magnet tips are equally spaced on the inner circumference of the fixed-side main body 623 in order to prevent the rotational shaft 608 from moving in a parallel direction.
  • Attached to the rotating gradient volume device periphery of 604a is provided a permanent magnet receiving 613 embedded, same poles of the permanent magnet receiving 612 and the magnetic form a permanent magnet bearing a vacant facing void.
  • Each set of the permanent magnet 631 and the permanent magnet 630 prevents the movement in the direction parallel to the rotating shaft 608 without contact.
  • the rotating shaft 608 and the rotational gradient volumetric devices 604a and 604b form a mechanism that freely rotates without contact and without sliding by a magnet bearing utilizing the magnetic force of a permanent magnet.
  • the axial flow impeller 601 receives the flow of water in the direction in which water flows through the fluid machine of the present invention, and the axial flow impeller 601 converts to rotational energy by the kinetic energy of the water. Rotating to cause a swirl in the water flow, and further generating a swirl flow in the suction radial direction by the inducer centrifugal impeller 602a.
  • the water flow is applied with pressure to rotate the rotation gradient volume device 604a.
  • Water that has a spiral blade 605a that twists in the direction of rotation and that receives the fluid (water) that flows in volume in order to promote the rotation of the rotational gradient volumetric device 604a on the gradient portion of the inner wall. Rotation is promoted by the action of the area force and the body force and the swirling flow of water, so that they can act comprehensively to obtain a high rotational force.
  • the flow of the swirling water is rotated by the rotational gradient volume device 604a and acts on the spiral shape of the spiral blade 605a having the inner wall gradient portion, and becomes a discharge force toward the discharge port.
  • the volume change due to the gradient of the rotational gradient volume device 604a is The synergistic effect of the high-pressure discharge swirl flow from the rotational gradient volume 604a that is freely rotated by a non-sliding, non-contact rotation mechanism with a high compression pressure gives the rotational gradient volume device 604a a high torque rotational force. be able to.
  • the water flow of the swirling flow from the rotational gradient volume device 604a is sucked into the centrifugal impeller 602b, and the water flow flows into the rotational gradient volume device 604b by centrifugal force while accelerating the swirling flow, and the spiral blade 605b having the gradient portion and the gradient portion.
  • the area force and the body force act on the gradient portion and the spiral blade, thereby promoting the rotation of the rotational gradient volume device 604b and obtaining a high torque rotation.
  • the high swirling water flow gives rotational torque to the centrifugal impeller 602b axial flow vane 603 attached to the rotary shaft 608 to promote the high torque rotation of the rotary shaft 608 and at the same time causes the rotary gradient volume device 604b to rotate with high torque. Generate.
  • a centrifugal impeller can be installed next to the vicinity of the rear of the axial flow impeller 603. This means that the rotational torque utilized for power generation in the present invention is possible in two systems, that is, the rotational torque of the rotating shaft 608 and the rotational torque of the rotational gradient volumetric devices 604a and 604b.
  • the power generation turbine of 600 which is an embodiment of the fluid machine of the present invention, can be secured with a small installation work and incidental facilities so as not to greatly damage the natural form of the river as mentioned above. Instead of damming the water, it uses natural flow energy to generate a swirl flow by the turbo mechanism, and the gradient volumetric device that receives water in a volumetric manner rotates to change the energy of the water and change the volume in the flow. Further, the present invention is a water wheel capable of increasing the flow velocity and obtaining high torque rotational energy. The present invention is capable of mini hydroelectric power generation by installing it in a small headwater channel stretched around the city function. By increasing the number of mini hydropower generation without hindering the function of the plant, new industries can be developed and used as renewable energy. This can be used for agricultural water, which enables local agricultural power supply. It is possible to connect maintain, including from parts processing to the development of new industries.
  • the angle of the gradient of the rotational gradient volumetric device 604a and the rotational gradient volumetric device 604b is in the range of 5 degrees to 40 degrees.
  • an angle from 5 degrees to 40 degrees can be arbitrarily determined by design.
  • twist angle of the spiral blades 605a and 605b provided on the gradient portion of the inner wall of the rotational gradient volume device 604a and the rotational gradient volume device 604b is in the range of 5 to 60 degrees. It can be arbitrarily determined in the range of 5 to 60 degrees according to the design of the river.
  • FIG. 7 is a sectional view showing an example of an automatic rotary compressor according to a seventh embodiment of the fluid machine of the present invention.
  • the automatic rotary compressor of FIG. 700 as the seventh embodiment is an example of a compressor having no power such as a motor, and includes a main body 706, an axial impeller 705, a centrifugal impeller 704, and a mixed flow impeller 703. And a rotational gradient volume device 701, which form a compression mechanism of a fluid machine.
  • the main body 706 has a cylindrical shape, and permanent magnet receivers 708, 710, and 713 in which permanent magnet tips are embedded at equal intervals on the circumference of the inner diameter of the cylinder are attached.
  • the permanent magnet receivers 707, 709, and 712 each having a permanent magnet chip embedded at equal intervals are attached to the permanent magnet receivers 708, 710, and 713 that are fixed to the main body 706.
  • the permanent magnet receivers 709 and 708 fixed to the main body 706 have a permanent magnet receiver 707 having a gap so that magnets of the same polarity face each other, and the permanent magnet receiver 710 fixed to the main body 706 has a permanent magnet receiver.
  • the permanent magnet receiver 713 has a gap 709 so that the same polarity magnetism faces and is attached to the permanent magnet receiver 713 fixed to the main body 706. There have voids magnetism of the poles are attached each other orientations. In order to prevent contact in the parallel direction of the rotation axis of the rotating gradient volumetric device 701, contact is prevented by repelling the magnetic force between the same poles of the permanent magnet chips of the permanent magnet receiver 709 fixed to the stationary main body 706. There is no mechanism.
  • the rotary gradient volumetric device 701 is a magnetic bearing rotating mechanism that does not contact and slide freely supported by a magnetic bearing with the main body 706.
  • a large-diameter mounted on a main body 706 has an axial flow impeller 705, a centrifugal impeller 704, and a diagonal flow impeller 703 attached to the inner diameter inner wall of the rotational gradient volumetric device 701 at parallel intervals.
  • the air that enters through the mesh 715 for preventing the intrusion of dust and rectifying the air flows into the rotational gradient volumetric device 701 and the air that passes through the gap between the main body 706 and the rotational gradient volumetric device 701. Divided into routes.
  • the axial flow impeller 705 has blades that generate a swirling flow in the inflowing air, and the inflowing air becomes a swirling flow and has an inducer effect provided in the centrifugal impeller 704, which has a high centrifugal force effect.
  • the swirl flow having a high swirl flow pressure of the mixed flow impeller 703 gives an area force and a body force to the gradient portion of the rotary gradient volumetric device 701, and the fluid energy of the swirl flow is the rotational gradient volumetric device 701.
  • the rotational gradient volume device 701 is rotated by applying area force and volume force to the spiral blade 702 that is twisted in the flow direction of the fluid (air) in the inner wall gradient portion of the rotation gradient volume device 701 that rotates.
  • the torque is increased, and the volume change due to the gradient of the rotational gradient volumetric device 701 becomes high compression and pressure, and high-pressure air is continuously discharged from the discharge port at the tip of the rotational gradient volumetric device 701.
  • the kinetic energy of the flowing fluid (gas) when the angle of the gradient is 3 degrees or less is the rotational gradient volumetric device 701. It has been found that the conversion efficiency of the energy given to the rotation of the motor, that is, the rotational energy, is poor, and when the gradient angle exceeds 40 degrees, the reaction to the fluid acts greatly, resulting in energy loss and lowering the rotational energy efficiency. In the case of speed, the case where it fluctuates rapidly from low speed to high speed, and the case where it becomes constant when switching from high speed, the degree of gradient can be arbitrarily determined in the range from 3 degrees to 40 degrees in the design. .
  • the automatic rotary compressor 700 which is a fluid machine of the present invention, does not require a valve in the flow of air and the compression process from entry to exit is performed continuously, it should be installed in a moving engine for trains and automobiles. Therefore, when the mobile engine moves, the air flowing into the automatic rotary compressor 700 becomes the power, and the high compression air is discharged as described above, and the reaction of the discharge becomes the driving force and the moving body becomes the moving force. Helps to drive power and achieves energy savings.
  • the example 700 automatic rotary compressor of the embodiment of the present invention that can utilize the rotational torque of the rotational gradient volume machine 701 and can be used as a power generation device is propelled using regenerated natural energy by being attached to a mobile engine.
  • Power is energy-saving, and charging by generating electricity using rotational torque makes it possible to charge the battery of an electric vehicle, and it is possible to reduce the number of batteries to be loaded.
  • spare battery charging is operating alternately By charging the battery, it is no longer necessary to stop for charging, and continuous operation is possible, greatly saving energy.
  • the fluid machine of the present invention utilizes the advantage of the fluid in the flow of the continuously flowing fluid, utilizing the turbo mechanism for the mechanic, and changing the volume compression of the high compression function from the reciprocator to the rotating gradient volume device of the rotating mechanism.
  • a continuous flow where the volume change due to the gradient becomes volume compression regardless of the reciprocating motion by converting the shape of the volume device into a gradient volume device by converting the shape of the volume device into a gradient volume device.
  • a ring permanent magnet receiver 716 in which a permanent magnet tip is embedded on the outer circumference of the rotational gradient volume device 701 is fitted to the compressed air discharge port side of the rotational gradient volume device 701, which is a fluid machine that eliminates all causes of failure. ing. It can also be used for power generation.
  • the gear can be transmitted to the generator and used for power generation by being fitted and fixed to the rotational gradient volumetric device 701 and rotating.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L'invention porte sur une machine à fluide qui génère une haute pression dans un flux continu d'un fluide et qui empêche la formation d'un trouble structural. Un canal destiné à un fluide est formé à l'intérieur d'une structure de machine à fluide à turbo-mécanisme et une paroi rotative qui présente une forme de tube conique ayant une ouverture de grand diamètre et une ouverture de petit diamètre. Un dispositif à capacité de gradient de rotation, formé avec des aubes en spirale et des aubes d'inducteur sur le côté du canal de la paroi supérieure, est disposé dans un boîtier tubulaire.
PCT/JP2012/069269 2011-07-25 2012-07-23 Machine à fluide WO2013015432A1 (fr)

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JP2011-174334 2011-07-25
JP2011174334 2011-07-25

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JP2015107794A (ja) * 2013-10-21 2015-06-11 泰工技研工業株式会社 圧縮空気流体機械及び連続圧縮流体噴出推進装置、これを用いた船舶の推進システム、ならびに気液混合流体機械の推進装置。
CN108443203A (zh) * 2018-05-16 2018-08-24 珠海格力电器股份有限公司 一种混流风机及油烟机
JP2021101112A (ja) * 2014-12-04 2021-07-08 レスメド・プロプライエタリー・リミテッド 空気送出用のウェラブルデバイス

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Publication number Priority date Publication date Assignee Title
JP2015107794A (ja) * 2013-10-21 2015-06-11 泰工技研工業株式会社 圧縮空気流体機械及び連続圧縮流体噴出推進装置、これを用いた船舶の推進システム、ならびに気液混合流体機械の推進装置。
JP2021101112A (ja) * 2014-12-04 2021-07-08 レスメド・プロプライエタリー・リミテッド 空気送出用のウェラブルデバイス
JP7106694B2 (ja) 2014-12-04 2022-07-26 レスメド・プロプライエタリー・リミテッド 多段ブロワ
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CN108443203A (zh) * 2018-05-16 2018-08-24 珠海格力电器股份有限公司 一种混流风机及油烟机

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