CN216304594U

CN216304594U - Underwater ducted hydroelectric generation system

Info

Publication number: CN216304594U
Application number: CN202122295353.7U
Authority: CN
Inventors: 陆继荣; 陆遥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-15
Anticipated expiration: 2031-09-23

Abstract

The invention belongs to the technical field of energy, and relates to an underwater ducted hydroelectric generation system, which comprises a ducted U-shaped pipeline arranged below the water surface and an overwater floating installation platform (1001) for fixing the ducted U-shaped pipeline; the lower end of the lifting pipe (1002) is fixedly arranged on the underwater ground, and the upper end of the lifting pipe is connected with the water floating installation platform (1001); a ducted coreless water flow generator (1007) fixed in the ducted U-shaped pipe; a water pump (1009) fixed in the ducted U-shaped pipe. The invention can be built and generate electricity in rivers, lakes and seas and ordinary reservoirs, saves the construction fund and land resources of the pumped storage hydropower station, directly increases the installed total capacity of the national power grid, transmits clean high-grade electric energy to the national power grid anytime and anywhere, and assists the Chinese government to realize the set target of national autonomous contribution of carbon peak reaching and carbon neutralization in advance in the action of coping with climate change.

Description

Underwater ducted hydroelectric generation system

Technical Field

The invention relates to the technical field of hydroelectric power generation, in particular to a ducted coreless water flow generator and a power generation system utilizing the ducted coreless hydroelectric generator, and particularly relates to an underwater ducted hydroelectric power generation system.

Background

The conventional hydroelectric power station mainly comprises a water retaining dam, a water delivery channel, an impact water turbine, a generator set, a power transmission and distribution line and the like. However, the requirements for the geographical conditions for building the hydroelectric power station are very high, the construction period is long, the investment amount is large, the recovery time is long, and the like. The hydroelectric power station is a power generation system which converts potential energy of water into electric energy, and besides the hydroelectric power station, an upstream reservoir is built by depending on the height and the fall of geographical positions, so that a pumped storage power generation system of the potential energy of water is artificially manufactured. When the midnight power system enters a low-valley load, the reversible pumping and generating dual-purpose unit of the pumping energy storage hydropower station pumps and discharges water in the reservoir of the lower water pool into the reservoir of the upper water pool by consuming 100% of electric energy of a power grid. When the power system enters peak load in daytime, the pumped storage hydropower station discharges water energy of an upper pool reservoir to form hydraulic potential energy for hydroelectric power generation, and the water energy is transmitted to the power system with energy conversion efficiency of 70-80%. Since people can pump water from a lower reservoir to an upper reservoir, the hydraulic potential energy with eight or two and half jin of the potential energy is artificially manufactured for generating electricity, and the water pump can not work against the channel of the water pump.

The invention provides an underwater ducted type hydroelectric generation system which can increase the installed total capacity of a national power grid and can keep an energy storage state.

Disclosure of Invention

The water flow has a flowing material energy, the static water surface does not generate hydraulic potential energy, and the depth of the whole water body basin can form an energy field of the hydraulic potential energy. To achieve the above object, the present invention provides a ducted hydro-power generation system, comprising: the system comprises a water surface floating installation platform structure, a ducted U-shaped pipeline structure, a ducted coreless water flow generator and a ducted coreless water delivery pump;

the water surface floating installation platform mainly comprises a water surface platform and a bottom layer structure of the water surface floating installation platform, is a basic structure of an underwater ducted type hydroelectric power generation system, and can bear a plurality of water surface floating installation platforms of ducted U-shaped pipelines;

the ducted U-shaped pipeline structure is a U-shaped pipeline vertical to the water in a butt joint mode through a set water inlet pipe and a set water return pipe and a pipeline connecting technology at the bottom of the pipeline, and is an installation carrier for bearing a ducted coreless water flow generator and a ducted coreless water delivery pump;

the ducted coreless water flow generator is an open type ducted coreless water flow generator which is transparent from front to back and is invented according to the mechanical principle of a reaction type full-through flow turbine, is the core technology of an underwater ducted hydroelectric generation system, can completely replace the mechanical transmission function of the reaction type full-through flow turbine in the technical field of traditional hydroelectric generation, and the technical principle of the reaction type full-through flow turbine is not stated in the specification.

The ducted coreless water delivery pump is an inversion working condition of the ducted coreless water flow generator and is also a key device of an underwater ducted hydroelectric generation system, is arranged at a position below the water surface of a water outlet of a ducted U-shaped water flow pipeline, and can convey water flowing in the ducted U-shaped water flow pipeline to the water surface in the ducted U-shaped water flow pipeline to replace the pumping action of a traditional submersible pump.

Preferably, the surface of water floats mounting platform structure still includes, surface of water floats mounting platform, lift pipe, pipeline mounting, second pipe connection spare, inlet tube bowl form trash rack, inlet tube, duct formula ironless core water flow generator, bottom platform connecting piece, duct formula ironless core water delivery pump, wet return, surface of water floats mounting platform bottom structure, output cable under water. Specifically, the water surface floating installation platform is of a two-layer platform structure, the lifting pipe is a foundation of the sunken underwater power generation system and is fixedly installed on the ground at the bottom of the reservoir, the bottom layer structure of the water surface floating installation platform is in sliding connection with the lifting pipe, and the bottom layer platform connecting piece locks the bottom layer structure of the water surface floating installation platform and the water surface floating installation platform into a whole;

specifically, the water inlet pipe and the water return pipe are butted to form a culvert type U-shaped pipeline structure vertical to the water, the bowl bottom of the bowl-shaped dirt blocking net of the water inlet pipe is connected with the water inlet of the water inlet pipe, further, the bowl opening of the bowl-shaped dirt blocking net of the water inlet pipe is connected to the bottom of the bottom structure of the water surface floating installation platform, and the water return pipe is connected to the bottom of the bottom structure of the water surface floating installation platform;

specifically, one end of the first pipeline fixing member is arranged on the water return pipe, the other end of the first pipeline fixing member is arranged on the water inlet pipe, one end of the second pipeline fixing member is fixed on one water inlet pipe, and the other end of the second pipeline fixing member is in cross connection with an adjacent water return pipe to form an installation body of the ducted U-shaped pipeline structure; furthermore, a plurality of water surface floating installation platforms can be connected together, and the stability and the mechanical strength of the water surface floating installation platforms are improved.

Specifically, the ducted U-shaped pipeline structure can be provided with a ducted coreless water flow generator at the bottom of a water inlet pipe of the U-shaped pipeline, and the water flow generator can convert hydraulic potential energy formed in the U-shaped pipeline into electric energy; the ducted U-shaped pipeline structure can be provided with a ducted iron core-free water delivery pump at the position of a water outlet of the U-shaped pipeline, and the water delivery pump can easily discharge water flow in the ducted U-shaped pipeline structure under the condition of gravity-free flow.

Preferably, the ducted coreless water current generator further includes: the device comprises a main shaft, a first main shaft fixing ring, a first shell fixing part, an annular shell, a stator winding curved surface magnetic yoke, a stator winding coil, a rotor permanent magnet bearing part, a second shell fixing part, a second main shaft fixing ring, a first rotor graphite bearing, a pipeline flange mounting bolt, a main shaft bearing positioning sleeve, a graphite bearing annular mounting sleeve, a permanent magnet rotor water guide blade, a stator winding lead, an annular shell flange and a second rotor graphite bearing.

Specifically, the first solid fixed ring cover of main shaft is arranged in on the main shaft, the one end of the first mounting of casing, with the first solid fixed ring of main shaft connects, the other end of the first mounting of casing, with annular casing connects, forms a criss-cross permeability structure, the solid fixed ring cover of main shaft second is arranged in the other end of main shaft, the one end of casing second mounting, with the solid fixed ring of main shaft second connects, will the other end of casing second mounting, with annular casing connects, forms a second criss-cross permeability structure, and is further, will pipeline flange mounting bolt set up in on the annular casing, can with inlet tube and wet return are connected.

Specifically, a first graphite bearing sleeve of the rotor is arranged on the main shaft, a main shaft bearing positioning sleeve is arranged on the main shaft, a second graphite bearing of the rotor is arranged on the main shaft in a sleeved mode, and an annular graphite bearing mounting sleeve is arranged on the first graphite bearing of the rotor and the second graphite bearing of the rotor in a sleeved mode.

Specifically, the stator winding curved surface yoke is a multi-stage component, the number of the stator winding coils is equal to that of the stator winding coils, the stator winding coils are formed by winding a plurality of coils on stator winding enameled wires, the stator winding adopts a coreless structure, a magnetic field air gap is too large, the curved surface yoke is arranged to restrict the magnetic line to diffuse outwards from the stator winding coils, so that the magnetic line bundle of the magnetic field is concentrated around the stator winding coils to play a role of magnetic shielding, and further, the poured coreless stator winding structure is arranged on the inner wall of the annular shell.

Specifically, the rotor permanent magnet is composed of a plurality of permanent magnets, the plurality of permanent magnets are arranged on the outer wall of the rotor permanent magnet annular bearing piece according to the sequence of the N pole and the S pole, the outer ends of the permanent magnet rotor water guide blades are arranged on the inner wall of the annular bearing piece, and the inner ends of the permanent magnet rotor water guide blades are arranged on the outer wall of the graphite bearing annular mounting sleeve.

Preferably, the ducted coreless water delivery pump is a key device of an underwater ducted hydroelectric power generation system, and is mainly used for discharging water flow in the ducted U-shaped pipeline perpendicular to the underwater pipeline to the pipeline so as to generate a hydraulic potential energy of circular flow; because the ducted coreless water delivery pump is arranged below the water outlet of the ducted U-shaped pipeline, no electric energy consumption of lift resistance exists at all, the ducted coreless water delivery pump can utilize the minimum electric energy consumption power to pump and discharge water flow in the ducted U-shaped pipeline onto the water surface of a reservoir, so that the water inlet of the ducted U-shaped pipeline forms a negative pressure state, a large amount of water flow at the pipe opening can automatically flow into the water inlet pipe to form a hydraulic potential energy of gravitational acceleration, the water flow is forced to move from top to bottom along the pipeline, and the ducted coreless water flow generator arranged at the bottom of the water inlet pipe is driven; the water flow passing through the generator can continue to follow under the pushing of gravity flow, the ducted U-shaped pipe returns from bottom to top, and the circulating water flow velocity of the gravity acceleration can form a stable energy field of hydraulic potential energy as long as the ducted coreless water delivery pump continuously operates at the position of the ducted coreless water delivery pump.

Specifically, the ducted coreless water delivery pump is arranged below the position of the return water port of the ducted U-shaped pipeline and is basically level with the water inlet of the ducted U-shaped pipeline. Compared with the energy conversion efficiency of the existing pumped storage hydropower station, the ducted coreless water flow generator can basically continuously generate electricity by starting the ducted coreless water flow pump to consume 20-30% of electric energy only by using the electric energy provided by the underwater output cable, and then 70-80% of clean electric energy is transmitted to a power grid through the underwater output cable, so that the energy conversion effect of changing a small amount of energy into a large amount of energy is achieved.

In the invention, if the ducted coreless water delivery pump is not provided, the premise of hydraulic potential energy can be created, the ducted U-shaped pipe does not have any energy field effect, the ducted coreless water flow generator loses the strong place for use, the structure of the water surface floating installation platform is not generated, and an underwater ducted hydraulic power generation system is not invented. On the contrary, if there is no water surface floating installation platform structure, the ducted coreless water delivery pump is not installed as the foundation of the underwater ducted hydroelectric generation system, the ducted U-shaped pipeline plays a role of creating hydraulic potential energy, and the ducted coreless water flow generator is not generating electric energy in the ducted U-shaped pipeline, so that in summary, if there is no logical relationship of the technical ideas which are not possible, the underwater ducted hydroelectric generation system cannot be combined. The human society always invests a large amount of capital and land cost in the construction of the pumped storage hydropower station, and the pumped storage hydropower station can only play a role in eliminating peaks and filling valleys, so that the installed capacity of a national power grid cannot be increased.

The present invention has the following advantages. 1. An underwater culvert type hydroelectric generation system can be built in rivers, lakes, seas and the existing reservoirs, and construction funds and land resources of the pumped storage hydropower station are saved. 2. The installed capacity of the power grid can be increased, and the energy storage function is also achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an underwater ducted hydroelectric power generation system

Identification of figure 1: 1001. the surface of water floats mounting platform, 1002, lift pipe, 1003, pipeline mounting, 1004, second pipe connection spare, 1005, inlet tube bowl form trash rack, 1006, inlet tube, 1007, duct formula no iron core water current generator, 1008, bottom platform connecting piece, 1009, duct formula no iron core water delivery water pump, 10010, wet return, 10011, the surface of water floats mounting platform substructure, 10012, output cable under water.

FIG. 2 is a schematic view of the bottom structure of a water surface floating installation platform of an underwater ducted hydroelectric power generation system

Identification of figure 2: 1002. a lifting pipe, 10011, a bottom structure of a water surface floating installation platform, 10010, a water return pipe, 1005, an annular trash rack of a water inlet pipe, 1006, a water inlet pipe,

fig. 3 is a side sectional view of a ducted ironless water current generator.

Identification of FIG. 3: 1. the main shaft, 2, a first fixing ring of the main shaft, 3, a first fixing piece of the shell, 4, an annular shell, 5, a curved magnetic yoke of a stator winding, 6, a stator winding coil, 7, a rotor permanent magnet, 8, a rotor permanent magnet bearing piece, 9, a second fixing piece of the shell, 10, a second fixing ring of the main shaft, 11, a first graphite bearing of the rotor, 12, a pipeline flange mounting bolt, 13, a positioning sleeve of the main shaft bearing, 14, an annular mounting sleeve of the graphite bearing, 15, a water guide blade of the permanent magnet rotor, 16, a stator winding enameled wire, 17, an annular shell flange, 18 and a second graphite bearing of the rotor.

Fig. 4 is a schematic plane structure diagram of a ducted coreless water flow generator.

Identification of figure 4: 1. the stator winding comprises a main shaft, 2, a first main shaft fixing ring, 3, a first shell fixing piece, 5, stator winding curved surface magnetic yokes, 6, stator winding coils, 7, rotor permanent magnets, 8, a rotor permanent magnet bearing piece, 12, pipeline flange mounting bolts, 14, a graphite shaft annular mounting bearing sleeve, 15, permanent magnet rotor water guide blades, 17 and an annular shell flange.

FIG. 5 is a magnetic field line diagram of a ducted coreless water flow generator

Identification of figure 5: 5. the rotor comprises a stator winding curved surface magnetic yoke iron 6, a stator winding coil 7, a rotor permanent magnet 8, a rotor permanent magnet bearing piece 19 and a shape-tolerant rotor magnetic field magnetic line.

FIG. 6 is a schematic side sectional view of a culvert type U-shaped pipeline of an underwater culvert type hydroelectric power generation system

Identification of figure 6: 1005. the sewage treatment system comprises an annular sewage blocking net of a water inlet pipe, 1006, the water inlet pipe, 1007, a ducted iron core-free water flow generator, 1009, a ducted iron core-free water delivery water pump, 10010, a water return pipe, 12 and pipeline flange mounting bolts.

FIG. 7 is a schematic side view of an underwater ducted hydroelectric power generation system of a coal-fired power plant

Identification of FIG. 7: 2001. a cooling tower inner ring reservoir 2002, a cooling tower outer ring reservoir 2003, a ducted coreless water delivery pump 2004, a pipeline valve 2005, a water inlet pipe 2006, a water return pipe 2007, a ducted coreless water flow generator 2008 and a cooling tower base structure.

FIG. 8 is a schematic top plan view of an underwater ducted hydroelectric power generation system of a coal-fired power plant

Identification of FIG. 8: 2001. an inner ring water reservoir 2002, an outer ring water reservoir 2005, a water inlet pipe 2006, a water return pipe 2008, a cooling tower base structure 2009, an inner ring water inlet pipe 20010 and an inner ring water return pipe.

FIG. 9 is a schematic side view of a gas station underwater ducted hydroelectric power generation system

Identification of FIG. 9: 3001. the water tower comprises a water tower reservoir 3002, a ducted coreless water delivery pump 3003, a pipeline valve 3004, a water return pipe 3005, a water inlet pipe 3006, a ducted coreless water flow generator 3007 and a water tower reservoir support.

FIG. 10 is a schematic top plan view of a gas station underwater ducted hydroelectric power generation system

Reference to FIG. 10: 3001. water tower reservoir 3004, return pipe 3005, inlet pipe 3007 and water tower reservoir support.

FIG. 11 is a schematic side view of an underwater ducted hydroelectric power generation system of an ocean fishing vessel

Identification of FIG. 11: 4001. the ocean fishing boat comprises a 4002, a water storage tank, a 4003, a pipeline valve, a 4004, a ducted iron-core-free water delivery pump, a 4005, a water inlet pipe, a 4006, a water return pipe, a 4007, a ducted iron-core-free water flow generator, a 4008, a purslane bridge cockpit, a 4009 and a storage battery pack.

Detailed Description

The following describes a pipeline type coreless water pump in detail with reference to the attached drawings of the specific embodiment of the present invention. It should be understood that the specific embodiments described are merely illustrative of some, and not all, embodiments of the invention. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention.

Example one

As shown in fig. 1 to 2, the present invention provides an underwater ducted hydroelectric power generating system comprising: the water surface floats mounting platform 1001, lift pipe 1002, pipeline mounting 1003, pipe connection 1004, inlet tube annular trash rack 1005, inlet tube 1006, duct formula no iron core rivers generator 1007, bottom platform connection 1008, duct formula no iron core water delivery water pump 1009, wet return 10010, water surface mounting platform bottom structure 10011, output cable 10012 under water.

Surface of water floats mounting platform 1001 and surface of water mounting platform substructure 10011, for two-layer platform structure, elevator pipe 1002, be the basis of duct formula hydroelectric power generation system under water, four perpendicular elevator pipes 1002, fixed mounting is subaerial at the bottom of reservoir storehouse, surface of water floats mounting platform substructure 10011 and elevator pipe 1002 sliding connection, surface of water floats mounting platform 1001 and elevator pipe 1002 sliding connection, bottom platform connecting piece 1008, with surface of water float mounting platform substructure 10011 and the locking of surface of water float mounting platform 1001, surface of water floats mounting platform 1001, can be according to the height change of the surface of water, can utilize the sliding connection effect of elevator pipe 1002, with duct formula U type pipeline of duct formula hydroelectric power generation system under water, remain on the highest water level of reservoir throughout.

The annular trash rack 1005 of the water inlet pipe is bowl-shaped, the bowl mouth of the annular trash rack 1005 of the water inlet pipe is connected to the bottom of the bottom layer structure 10011 of the water surface floating installation platform, and the bottom of the bowl is connected with the water inlet of the water inlet pipe 1006; the inlet tube annular trash rack 1005 is connected with the water inlet of inlet tube 1006, through first pipeline mounting 1003 and wet return 10010, the butt joint is a duct formula U type pipeline, and is further, with duct formula U type pipeline inlet tube annular trash rack 1005, connects in the bottom that the mounting platform substructure 10011 was floated to the surface of water, with duct formula U type pipeline wet return 10010, connects in the bottom of surface of water mounting platform substructure 10011, forms a hoist and mount formula mounting structure.

One end of the first pipe fixing member 1003 is disposed on the water return pipe 10010, the other end of the first pipe fixing member 1003 is disposed on the water inlet pipe 1006, one end of the second pipe fixing member 1004 is fixed on the water inlet pipe 1006, and the other end of the second pipe fixing member 1004 is cross-connected with an adjacent water return pipe 10010 to form an installation whole of a multi-ducted U-shaped pipe structure; further, a plurality of water surface floating installation platforms 1001 are connected together, so that the stability and the mechanical strength of the water surface platform are increased, in this embodiment, the first pipeline fixing member 1003 and the second pipeline fixing member 1004 are both two pipeline fixing members, and it can be understood that, in a specific practice, more than three first fixing members and more than three second fixing members may be provided according to the lengths of the water inlet pipe and the water return pipe.

In this embodiment, the ducted coreless water current generator 1007 includes: the permanent magnet rotor comprises a main shaft 1, a first main shaft fixing ring 2, a first shell fixing part 3, an annular shell 4, a stator winding curved surface magnetic yoke iron 5, a stator winding coil 6, a rotor permanent magnet 7, a rotor permanent magnet bearing part 8, a second shell fixing part 9, a second main shaft fixing ring 10, a first rotor graphite bearing 11, a pipeline flange mounting bolt 12, a main shaft bearing positioning sleeve 13, a graphite bearing annular mounting sleeve 14, a permanent magnet rotor water guide blade 15, a stator winding enameled wire 16, an annular shell flange 17 and a second rotor graphite bearing 18.

As shown in fig. 3 to 4, the annular housing 4 corresponds to a housing of a conventional generator, in this embodiment, the annular housing 4 is a basic component of a ducted coreless water current generator, and is connected to the first housing fixing member 3, the first housing fixing member 3 includes four fixing members, one end of each of the four fixing members is disposed on the first spindle fixing ring 2, the first spindle fixing ring 2 is disposed on the spindle 1 to form a cross structure, the other end of each of the four fixing members is disposed on an inner wall of the annular housing 4 to correspond to an end cover component of the conventional generator, the second spindle fixing ring 10 is disposed on the other end of the spindle 1, and the second housing fixing member 9 is disposed on the annular housing 4 and can be connected to the water inlet pipe 1006 and the water return pipe 10010.

As shown in fig. 3 to 4, the first graphite bearing 11 of the rotor is sleeved on the main shaft 1, the main shaft bearing positioning sleeve 13 is sleeved on the main shaft 1, the second graphite bearing 18 of the rotor is sleeved on the main shaft 1, and the annular graphite bearing mounting sleeve 14 is sleeved on the first graphite bearing 11 of the rotor and the second graphite bearing 18 of the rotor.

As shown in fig. 3 to 5, the stator winding yoke 5 is a multi-stage component, and the number of the stator winding coil 6 is equal to that of the stator winding coil 6, the stator winding coil 6 is formed by winding a plurality of winding coils on a stator winding enameled wire 16, the stator winding curved surface yoke 5 and the stator winding coil 6 are poured into an annular coreless stator winding structure one by adopting a high polymer material, the poured coreless stator winding structure can play the role of insulation and water resistance, because the stator winding adopts a coreless structure, the air gap of a magnetic field is overlarge, the curved surface magnetic yoke iron 5 of the stator winding can restrict the magnetic line from diffusing to the outside of the stator winding coil, so that the magnetic line bundle of the magnetic field is concentrated around the stator winding coil to play a role of magnetic shielding, and further, the poured coreless stator winding coil 6 is arranged on the inner wall of the annular shell 4.

As shown in fig. 3 to 4, the rotor permanent magnet 7 is composed of a plurality of permanent magnets, the plurality of permanent magnets are arranged on the outer wall of the rotor permanent magnet annular bearing member 8 according to the order of N-pole and S-pole, further, the rotor permanent magnet 7 and the rotor permanent magnet annular bearing member 8 are plastically packaged in a polymer material, the outer ends of the permanent magnet rotor water guide vanes 15 are arranged on the inner wall of the annular bearing member 8, and the inner ends of the permanent magnet rotor water guide vanes 15 are arranged on the graphite bearing annular mounting sleeve 14, it can be understood that the number of the permanent magnet rotor water guide vanes 15 can be more than nine, and less than seven, and the present application is designed as eight water guide vanes.

As shown in fig. 3 to 4, the second casing fixing member 9 includes four fixing members, one ends of the four fixing members are disposed on the second main shaft fixing ring 10, the second main shaft fixing ring 10 is sleeved on the main shaft 1, and further, the other ends of the four fixing members are disposed on the inner wall of the annular casing 4 to form a cross-shaped structure, and form a front-back through open water flow channel with the first main shaft fixing ring 2, when gravitational potential energy in the U-shaped water flow channel passes through the water guide vanes 15 of the permanent magnet rotor, the water guide vanes 15 of the permanent magnet rotor of the ducted coreless water flow generator are forced to rotate to generate a rotating magnetic field, and the stator winding coil 6 is induced to generate electricity generation energy.

As shown in fig. 6, the present invention provides an underwater ducted hydroelectric power generation system, comprising: a ducted coreless water delivery pump 1009, a return pipe 10010, and a pipe flange mounting bolt 12.

Ducted no iron core water delivery water pump is the contrary operating mode of ducted no iron core water flow generator 1007, sets up on wet return 10010's inner wall, because ducted no iron core water flow generator 1007, adopts no iron core rotor permanent magnetism structural design, does not have conductive sliding ring and brush subassembly, as long as for the power of leading to of ducted no iron core water delivery water pump 1009, just can take out the circulating water stream in the ducted U type pipeline and arrange to the surface of water, wet return 10010 possesses pipeline flange connecting device equally, can realize fixed connection with ducted no iron core water delivery water pump 1009.

The invention not only provides an underwater duct type hydroelectric generation system in rivers, lakes, seas, existing reservoirs and ocean fishing boats, but also can create a duct type energy field of hydraulic potential energy on land. Such as: coal-fired power plants, high-energy-consumption and high-pollution steel plants, chemical plants, cement plants, highway service areas, large-scale commercial centers, office buildings and the like. An underwater ducted hydroelectric power generation system can be constructed, and specific embodiments of the underwater ducted hydroelectric power generation system are described below in a simple manner by taking a coal-fired power plant, a highway service area and an ocean fishing vessel as examples. Although the following embodiments have left the reservoir field of installation, it is still possible to utilize an underwater ducted hydro-power generation system to provide clean electrical power for the economic development of human society.

Example two

Aiming at the trend that a coal-fired power plant is about to be shut down, if an underwater ducted type hydroelectric power generation system is built in a cooling tower structure of the power plant, the expected effect of the underwater ducted type hydroelectric power generation system can be basically achieved.

As shown in fig. 7 to 8, a ducted hydraulic power generation system of a coal-fired power plant includes: 2001. a cooling tower inner ring reservoir 2002, a cooling tower outer ring reservoir 2003, a ducted coreless water delivery pump 2004, a pipeline valve 2005, a water inlet pipe 2006, a water return pipe 2007, a ducted coreless water flow generator 2008 and a cooling tower base structure.

The cooling tower outer ring reservoir 2002 is arranged on the basis of a cooling tower, a water inlet pipe 2005 is arranged at the bottom of the cooling tower outer ring reservoir 2002, a pipeline valve 2004 is arranged at the water inlet position of the water inlet pipe 2005, equipment in the pipeline is convenient to overhaul, a ducted coreless water flow generator 2007 is arranged at the bottom of the water inlet pipe 2005, a water return pipe 2006 and the water inlet pipe 2005 are butted to form a vertical ducted U-shaped pipeline, and a ducted coreless water delivery pump 2003 is arranged at the water outlet position of the water return pipe.

The cooling tower is the main equipment of coal-fired power plant cooling generating set, and the coal-fired power plant of stopping at present all explodes the cooling tower, and the inner space that can make full use of cooling tower now installs a plurality of duct formula U type pipelines to utilize the current cooling water resource of power plant, as long as disposable fill high-order cistern, duct formula no iron core water current generator just can produce the electric energy under the prerequisite of not consuming a drop of water. Most importantly, the ducted hydroelectric generation system completely inherits the infrastructure of the national power grid, not only increases the installed capacity of the power grid, but also reserves the hydraulic potential energy, and transmits inexhaustible clean electric energy to the national power grid at any moment.

EXAMPLE III

The existing expressway service areas and gas stations are basically built in the years of developing fuel automobile technologies, the power supply load is extremely limited, the existing expressway service areas and gas stations are not enough for developing new energy electric automobiles, especially, the number of the charging piles is very limited, and if the installation number of the charging piles is increased, the power supply load of a power grid needs to be increased. The specific implementation scheme is that facilities of a high-level water tank are built beside a highway service area or a gas station, a plurality of ducted U-shaped pipelines are installed according to the perimeter of the high-level water tank, and the underwater ducted hydroelectric generation system can supplement electric energy of endurance mileage for an electric automobile as long as the high-level water tank is filled with water.

As shown in fig. 9-10, the underwater ducted hydraulic power generation system for the service area of the expressway comprises: 3001. the water tower comprises a water tower reservoir 3002, a ducted coreless water delivery pump 3003, a pipeline valve 3004, a water return pipe 3005, a water inlet pipe 3006, a ducted coreless water flow generator 3007 and a water tower reservoir support.

Water tower cistern 3001 sets up on water tower cistern support 3007, with inlet tube 3005, set up in water tower cistern 3001's bottom, with pipeline valve 3003, set up in inlet tube 3005's water inlet position, the equipment in the easy access pipeline, with duct formula ironless core water current generator 3006, set up in inlet tube 3005's bottom, dock into a vertically duct formula U type pipeline with wet return 3004 and inlet tube 3005, with duct formula ironless core water delivery water pump 3002, set up in wet return 3004's delivery port position.

According to the energy conversion logic of the underwater ducted type hydroelectric generation system, the power consumption of the ducted type coreless water delivery pump is subtracted from the power generation power of the ducted type coreless water flow generator, so that the power generation cost of the underwater ducted type hydroelectric generation system is the power generation cost of the underwater ducted type hydroelectric generation system, the lowest power generation cost can be almost used, and the construction cost of a power transmission network is saved.

Example four

The above embodiments are all power generation technologies performed in a fixed manner, and a technology for performing mobile hydroelectric power generation by using a ducted hydroelectric power generation system in an ocean fishing vessel will be briefly described below.

The sailing mileage of the ocean fishing boat not only needs the consumption of petroleum energy, but also needs the energy consumption of ice fresh-keeping or cold sea water fresh-keeping fish goods, the high-temperature cabin with the cabin temperature of 0 ℃ is used, and the low-temperature cabin with the cabin temperature of minus 18 ℃ to minus 35 ℃ is used. The technical method of the existing ocean fishing boat is that a diesel generator set supplies electric energy to a refrigeration compressor set. If the analysis is theoretically carried out, the weight of the diesel generator and the fuel oil required by carrying is subtracted according to the load requirement of the ocean fishing boat, and the ducted hydroelectric generation system is designed and installed, and basically can be the ocean fishing boat and solve the problem of electric energy of a refrigeration compressor consumed by freezing and refrigerating.

As shown in fig. 11, the ducted hydroelectric power generation system of ocean fishing vessel comprises: 4001. the ocean fishing boat comprises a 4002, a water storage tank, a 4003, a pipeline valve, a 4004, a ducted iron-core-free water delivery pump, a 4005, a water inlet pipe, a 4006, a water return pipe, a 4007, a ducted iron-core-free water flow generator, a 4008, a purslane bridge cockpit, a 4009 and a storage battery pack.

The water storage tank 2002 is arranged on the top of a purslane bridge cockpit 4008, the water inlet pipe 4005 is arranged at the bottom of the water storage tank 2002, the pipeline valve 4003 is arranged at the water inlet position of the water inlet pipe 4005 to facilitate maintenance of equipment in the pipeline, the ducted ironless core water flow generator 4007 is arranged at the bottom of the water inlet pipe 4005, the water return pipe 4006 is in butt joint with the water inlet pipe 4005 to form a vertical ducted U-shaped pipeline, the ducted ironless core water delivery pump 4004 is arranged at the water outlet position of the water return pipe 4006, the storage battery 4009 is a starting power supply for starting the ducted ironless core water delivery pump 4004, and after the ducted ironless core water flow generator 4007 generates a power generation effect, the storage battery 4009 becomes a regulating power supply of the refrigeration compressor.

The ocean fishing boat 4001 is a mobile offshore operation fishing boat, all electric facilities must supply electric energy by means of a diesel generator, and the electric energy is supplied by a ducted hydroelectric generation system on the ocean fishing boat, which is not an assumption in the specification, but according to the ducted ironless water delivery pump 4004, the energy consumption calculation formula is as follows: n ═ Q (m3/h) × h (m)/367/g (0.85), and the ducted coreless water current generator 4007, the calculation formula of the hydroelectric power generation: the ratio of P to 9.81QH (0.85) kw results in the bypass type water flow generator utilizing the energy of hydraulic potential energy, and the expected effect that the generated power is larger than the consumed power of the water pump is generated. In the attached drawing 11 of the specification, only one ducted U-shaped pipeline is simply drawn, actually, according to the specific deck structure of the ocean fishing boat, a plurality of ducted U-shaped pipelines can be installed, the most ideal design result is that the ducted hydroelectric generation system can offset the weight of the diesel generator and the carried fuel load, the ocean fishing boat 4001 can obtain the clean electric energy of the underwater ducted hydroelectric generation system in the offshore operation, and if the total weight of the diesel generator and the carried fuel load cannot be offset, the ocean fishing boat 4001 can also save the consumption of most fuel energy.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications may be made on the basis of the above description. It is not intended that all embodiments be exhaustive. All other embodiments obvious variations or modifications to those skilled in the art may be made without inventive faculty, falling within the scope of protection of the technical invention.

Claims

1. An underwater ducted hydroelectric power generation system, comprising: a water surface floating installation platform (1001), a lifting pipe (1002), a water inlet pipe (1006), a ducted coreless water flow generator (1007), a bottom platform connecting piece (1008), a ducted coreless water delivery pump (1009), a water return pipe (10010) and a water surface floating installation platform bottom structure (10011),

the lifting pipe (1002) is fixedly installed on the ground at the bottom of the water, the bottom structure (10011) of the water surface floating installation platform is in sliding connection with the lifting pipe (1002), the water surface floating installation platform (1001) is in sliding connection with the lifting pipe (1002), the bottom platform connecting piece (1008) locks the bottom structure (10011) of the water surface floating installation platform and the water surface floating installation platform (1001) into a whole,

the underwater ducted hydroelectric generation system further comprises a ducted U-shaped pipeline structure, the water inlet pipe (1006) and the water return pipe (10010) are butted into a ducted U-shaped pipeline perpendicular to the water surface, and the ducted U-shaped pipeline bears the ducted coreless water flow generator (1007) and the ducted coreless water delivery pump (1009).

2. The underwater ducted hydroelectric power generation system of claim 1, further comprising a water intake pipe bowl-shaped trash rack (1005), wherein the bowl mouth of the water intake pipe bowl-shaped trash rack (1005) is connected to the bottom of the water surface floating installation platform substructure (10011), the bowl bottom is connected to the water intake pipe (1006), and the bottom of the water surface floating installation platform substructure (10011) is connected to the water outlet of the water return pipe (10010).

3. The subsea ducted hydro-power generation system according to claim 1, further comprising a first pipe fixture (1003), a second pipe connection (1004),

one end of the first pipeline fixing part (1003) is connected to the water return pipe (10010), and the other end of the first pipeline fixing part is connected to the water inlet pipe (1006); one end of the second pipeline connecting piece (1004) is connected to the water inlet pipe (1006), and the other end of the second pipeline connecting piece is connected to one adjacent water return pipe (10010), so that a plurality of connecting bodies of the ducted U-shaped pipeline structure are formed.

4. The underwater ducted hydroelectric power generation system according to claim 1, wherein the ducted ironless core-stream generator (1007) is disposed at a bottom position of the inlet pipe (1006), and the ducted ironless core-delivery water pump (1009) is disposed at a position below an outlet of the return pipe (10010).

5. The submersible ducted hydro-power generation system of claim 4, wherein the ducted ironless flow generator (1007) comprises: a main shaft (1), a first main shaft fixing ring (2), a first shell fixing piece (3), an annular shell (4), a second shell fixing piece (9), a second main shaft fixing ring (10) and a pipeline flange mounting bolt (12),

the first main shaft fixing ring (2) is sleeved on the main shaft (1), and one end of the first shell fixing piece (3) is connected with the first main shaft fixing ring (2); the other end of the first shell fixing piece (3) is connected to the annular shell (4); the second fixing ring (10) of the main shaft is sleeved at the other end of the main shaft (1); one end of the second shell fixing piece (9) is connected with the second spindle fixing ring (10); the other end of the second shell fixing piece (9) is connected with the annular shell (4); the pipeline flange mounting bolt (12) is arranged on the annular shell (4) and is connected with the water inlet pipe (1006) and the water return pipe (10010).

6. The underwater ducted hydro-power generation system of claim 5, wherein: also comprises a main shaft (1), a main shaft bearing locating sleeve (13), a graphite bearing annular mounting sleeve (14), a rotor first graphite bearing (11) and a rotor second graphite bearing (18),

the first graphite bearing (11) of rotor is nested on main shaft (1), main shaft bearing locating sleeve (13) is nested on main shaft (1), second graphite bearing (18) of rotor is nested on main shaft (1), graphite bearing annular mounting sleeve (14) is nested on the outer wall of the bearing of first graphite bearing (11) of rotor and second graphite bearing (18) of rotor.

7. The underwater ducted hydroelectric power generation system according to claim 5, further comprising an annular housing (4), a stator winding curved surface yoke (5), a stator winding coil (6), a stator winding enameled wire (16),

the stator winding curved surface magnetic yoke (5) is a multi-stage component, is equal to the number of the stator winding coils (6), and is arranged on the outer ring of the stator winding coils (6); the stator winding coil (6) is formed by winding a plurality of coils on the stator winding enameled wire (16); the stator winding curved surface magnetic yoke (5) can restrain magnetic lines of force from diffusing outwards to the stator winding coil (6); the stator winding curved surface magnetic yoke (5) and the stator winding coil (6) are poured into an annular stator structure by using a high polymer resin material, and the poured annular stator structure is arranged on the inner wall of the annular shell (4).

8. The underwater ducted hydro-power generation system of claim 6, wherein: also comprises a rotor permanent magnet (7), an annular bearing piece (8), a graphite bearing annular mounting sleeve (14) and a permanent magnet rotor water guide blade (15),

the rotor permanent magnet (7) consists of a plurality of permanent magnets, and the permanent magnets are arranged on the outer wall of the rotor permanent magnet annular bearing piece (8) according to the sequence of N poles and S poles; the outer ends of the permanent magnet rotor water guide blades (15) are arranged on the inner wall of the annular bearing piece (8), and the inner ends of the permanent magnet rotor water guide blades (15) are arranged on the outer wall of the graphite bearing annular mounting sleeve (14).

9. The underwater ducted hydroelectric power generation system according to claim 4, wherein the ducted ironless water delivery pump (1009) is an inversion of the ducted ironless water flow generator (1007) and is disposed on the inner wall of the water return pipe (10010); the ducted ironless core water delivery pump (1009) is not provided with a conductive slip ring and an electric brush assembly, circulating water flow in the ducted U-shaped pipeline can be pumped and discharged to the water surface as long as the power supply is powered on for the ducted ironless core water delivery pump (1009), and the water return pipe (10010) is provided with a pipeline flange connecting device and can be fixedly connected with the ducted ironless core water delivery pump (1009).