Hpp-hpspp power complex

FIELD: power industry.

SUBSTANCE: invention can be used at construction of hydroelectric and hydroelectric pumped storage power plants (HPP and HPSPP). An HPP-HPSPP power complex consists of HPP and HPSPP with turbine hydroelectric units 5 and reversible hydroelectric units arranged in one building, upper and lower reservoirs 1 and 7 and pressure water conduits 3. The complex has individual lower reservoir of HPSPP 8 that is hydraulically not connected to natural river bed, and the corresponding water intake. Reservoirs 7 and 8 are located at different levels. Water conduits 3 of reservoir 1 are connected to turbine hydroelectric units 5 and the reversible hydroelectric units. Hydroelectric units 5 are made in the form of hydraulic turbines with generators. The reversible hydroelectric units are made in the form of reversible hydraulic machines with generators/motors. Water conduits of the lower HPSPP reservoir are routed under or above the lower HPP reservoir HPP reservoir for hydraulic connection of the lower HPSPP reservoir to the reversible hydroelectric units supplying water to reservoir 1.

EFFECT: increasing capacity of a power complex and efficiency of its operation in a power system and minimising construction and installation activities by providing a possibility of burial of turbine and reversible hydroelectric units at different levels at use of their single-type layout.

4 dwg

 



 

Same patents:

Downcomer // 2556452

FIELD: machine building.

SUBSTANCE: downcomer contains input and main sections with walls limited by surfaces of rotation. Walls of input and main sections are provided with internal superhydrophobic film coating. Wall of the main section is made in form of connected power mesh and internal superhydrophobic film with system of microholes. Axes of the microholes make with the pipe axis directed from input section to output of the main section the angle from 90 to 160 degrees.

EFFECT: reduced lifting force.

2 cl, 3 dwg

FIELD: electricity.

SUBSTANCE: floating microhydrosolar power station relates to renewable power sources and is intended for supply with the low electric power of residential and non-residential premises, electric and electronic devices, street lighting devices, and also social and field-based facilities located near the flat current rivers, streams, channels, spillways. The power plant uses two renewable energy sources, in particular, water and solar energy simultaneously. The water energy is taken by means of Ugrinsky two-stage turbine with hydrodynamic profile blades. Blades of one stage are turned with reference to another stage by 90 that eliminates unevenness of speed of rotation of this turbine. The water energy conversion directly into electricity is performed by means of the magnetoelectric generator. The solar energy is taken by means of the solar photo-electric modules placed on an external surface of the hemispherical dome located on the hollow cylindrical housing over Ugrinsky armatures. Inside the hemispherical dome the generator is located the shaft of which is connected to an integrated shaft of Ugrinsky armatures.

EFFECT: obtaining an energy efficient integrated solution for power generation from renewable water and solar energy sources.

4 cl, 8 dwg

FIELD: power industry.

SUBSTANCE: unit contains the bladed wheel immersed into the water flow under the river ice cover. The wheel by means of the shaft installed in the cylindrical housing on bearings is kinematically connected with the generator. The housing is fixed in a vertical position in the ice cover in such a way that its top part together with the generator is located above the ice cover surface. The top part of the housing is designed with formation of adjusting disk to which the generator is attached. The unit also comprises a base board with longitudinal rectangular cut in the middle, and two supports. The base board length is greater than the ice-hole length along the direction of the water flow in the river. By means of two longitudinal and transversal surfaces of the cut the board is able to interact with the external surface of the housing. Supports are able to interact with the base board and the adjusting disk and are placed perpendicular to the axis of symmetry of the basic board.

EFFECT: creation of the simple hydro-electric power plant with a possibility of its use for power generation utilising the energy of hydraulic flow of the river covered with ice.

2 cl, 3 dwg

FIELD: electricity.

SUBSTANCE: power generation system of navigation lock contains the navigation lock chamber for connection of the first navigation reservoir with high water level and the second navigation reservoir with low water level, a flow-through passage with the turbine and holes, at least one hole for each reservoir respectively and two holes at the navigation camera of the lock, and also the lock control unit the first output of which is connected to the turbine. The navigation chamber of the lock has a pair of gates with the drives respectively for their opening and closing. The system is additionally fitted with reservoir water level sensors with high and low water level and the navigation chamber water level sensor of the lock the outputs of which are connected respectively to the inputs of the control unit of the lock. The holes are fitted with shutters with actuators. The control inputs of actuators of shutters and gates are connected to outputs of the control unit of the lock. The turbine is placed in the flow-through passage between the input and output holes of the navigation chamber of the lock.

EFFECT: simplification of power generation system of navigation lock.

1 dwg

FIELD: power industry.

SUBSTANCE: invention refers to hydroelectric power industry, particularly to methods of small river and artificial flow utilisation for electric power generation. Method of midget hydroelectric power plant construction involves construction of hydroelectric aggregates in the form of converters of kinetic water flow energy to potential hydraulic shock energy, and rotating drive of electric power generators. Water ducts of hydroelectric aggregates feature walls moving in radial direction and injectors with actuators driven in reciprocal motion by water duct walls moving in radial direction. Electric power generator drive is made in the form of propellers rotated by energy transferred from injectors to propellers by intermediate energy carrier, a work medium other than water.

EFFECT: simple method of midget hydroelectric power plant construction in low-intensity water flows.

4 cl, 1 dwg

FIELD: power industry.

SUBSTANCE: at implementation of a construction method of OTPP combined with SP 1, all the component parts of the object being built in the form of ready-made reinforced concrete or metal blocks from the works to the assembly site are delivered by means of a float-on method. Sequence of construction work is started from an earlier installed supporting and restricting barrier consisting of a metal, reinforced concrete or wooden grooved pile projecting in an underwater position through the height sufficient for fixed retention of flooded threshold blocks with orthogonal turbines 4, including foundation of SP 1. First, assembly of the foundation is started by afloat attachment into a common structure of a rectangular shape, the margin of buoyancy of which is sufficient for retention of posts for laying of board panels. Assembly of SP 1 is completed by installation of double-leaf gate 7. Gate 7 is left open till completion of work on installation of threshold blocks with turbines 4 connected through shafting 5 to generators 6 installed on the shore.

EFFECT: construction of HPP on navigable rivers, where it is impossible to erect dams and flood gates as per local conditions.

3 cl, 2 dwg

FIELD: electricity.

SUBSTANCE: hydraulic pulse lift includes feed pipe 1, guide case 2 with vanes 3 forming centripetal drain channels 4, vanes 5 positioned under the channels 4 and forming centripetal pressure channels, and rotor wheel 8 mounted on shaft 22 and featuring main 10 and additional blades forming drain 11 and pressure-head centripetal channels of hydraulic turbine wheel stage, so that outlet of channels 11 enters diffuser of suction pipe 26, with radial blades of centrifugal pressure-head pump stage of wheel positioned above pressure channels. At the level of vanes 5 forming centripetal pressure channels, feed pipe 1 features systems 27 of insulated electrodes with positive intensity of electric hydraulic impulse discharge device, installed in spiral or circle and connected with rotating switch 32 with low-speed high-voltage generator 31. Both are mounted on the common shaft 22. Negative electrodes in the form of metal blade fins 15 are installed in centripetal pressure channels of wheel 8 and connected to the earth.

EFFECT: improved output parameters and possible fluid supply and pressure at hydraulic pulse lift output.

2 cl, 7 dwg

FIELD: machine building.

SUBSTANCE: invention is related to hydraulic machine building in terms of renewable power sources. A hydraulic pulser comprises a feed line 1, a guide vane 2 with blades 3 forming centripetal drain channels, blades set above the said channels and forming centripetal pressure channels 6, and an impeller 8 with blades 10 forming drain and pressure centripetal channels 11 and 14 of a hydroturbine stage of the impeller, the channels 11 lead out to the draft tube 26 with the radial blades of centrifugal pressure pump impeller stage being set above the channels 14. The output diameters of the impeller blades in the centrifugal pump stage are less than the outer diameters of the impeller blades in centripetal hydroturbine stage.

EFFECT: invention is aimed at the provision of design output parameters and possibility to regulate the supply and head of fluid at the hydraulic pulser output.

4 cl, 6 dwg

FIELD: machine building.

SUBSTANCE: invention is related to hydraulic machine building in terms of renewable power sources. A hydraulic pulser comprises a feed line 1, a guide vane 2 with blades 3 forming centripetal drain channels, blades set above the said channels and forming centripetal pressure channels 6, and an impeller 8 with blades 10 forming drain and pressure centripetal channels 11 and 14 of a hydroturbine stage of the impeller is mounted on a shaft 22, the channels 11 lead out to the diffuser of a draft tube 26 with the radial blades of centrifugal pressure pump impeller stage being set above the channels 14. Electromagnets are set in the blades of the guide vane 2. The electromagnet windings are connected to a current source via a current reverse switch 32, the current source is installed on a common shaft 22 with a low-speed generator 31. The generator 31 contains a rotor position sensor. Permanent magnets 16 are installed in the cavities forming channels 11 and 14 of the impeller 8.

EFFECT: invention is aimed at the provision of improved output parameters and possibility to change the supply and head of fluid at the hydraulic pulser output.

2 cl, 7 dwg

FIELD: transport.

SUBSTANCE: flying collector for atmospheric water includes main fabric canvas, boundary toroidal balloon attached to it, rope bracing of attachment to lifting aerostat and captive cable. Main fabric canvas of collector is made as surface of rotation with increasing generatrix inclination to plane perpendicular to axis of rotation when approaching to this axis. Interior of boundary toroidal balloon and lifting aerostat is connected by fabric tube with valve. stiffness of structure is provided by boundary toroidal balloon supercharged with gas from lifting aerostats.

EFFECT: portable and quick-deployable device can be used in liftable and high-mountain parts of renewable energy and fresh water sources.

2 dwg

FIELD: power industry.

SUBSTANCE: conveyor-type hydraulic power station contains guide channel, actuating device with flexible element in form of closed chain-drive comprising connected with each other links-carriages with blade units, each contains symmetrical blade pairs. The guide channel contains main and secondary channel, its output is equipped with shutter. Each channel is divided to the contraction, work and diffuser parts. Each blades pair includes vertically oriented small and large blades. Large blades are secured on axles provided with rollers, and small blades are connected with each other and with large blades by means of the horizontally oriented arc-like jumper-blade. At that if the guide channel contains one secondary channel, then the later is located above the actuating device, and if several secondary channels, then they are arranged along the main channel from both sides. The secondary channels are connected with each other and with main channel by means of the tapering branches and windows equipped with shutters and guide partitions that guide the flow to the main channel and installed before the windows inside the main channel at angle to the casing.

EFFECT: increased power of hydraulic power station.

3 cl, 9 dwg

FIELD: power industry.

SUBSTANCE: invention relates to hydropower engineering, namely to hydroelectric power plants. A run-of-river hydroelectric power plant 2 is installed on a basement 26 and contains several rigid, water-tight housings 6 with an elliptic cross section fitted with turbine modules 8 arranged with a possibility of transmission of rotation from shafts 13 enclosed by a ring 27, turbines 12 through free-wheeling clutches 14 to the common shaft 15 passing through an onshore well 21 with the ground river water circulating in it through a reducer 16 to the rotor shaft of an electric generator 17 installed on the shore 3. In each turbine module 8 the plane of rotation of the turbine 12 blades is inclined at an angle to the longitudinal axis of the flow 1, in the zone of the hub 18 of the turbine 12 to which blades are fastened. On a guiding lattice 11 located upstream the turbine 12 a cone-shaped body 25 is installed with the top oriented upstream. From the back side on the hub 18 of the turbine 12 a hemispherical body 19 is installed. Upstream and downstream the turbine module 8 a shutoff device 7 is installed.

EFFECT: invention is aimed at providing of extraction of the maximum possible part of kinetic energy of water, which freely flows in the river, for its conversion into electric power.

21 cl, 9 dwg

FIELD: construction.

SUBSTANCE: invention may be used in applied hydroacoustics for provision of safety (industrial and environmental) of hydraulic engineering structures (HES) of high hazard facilities: nuclear power plants (NPPs), hydraulic power plants, heat power plants, tidal power plants, offshore oil and gas platforms, etc. In particular (with regard to NPPs) for: protection against penetration into a water supply channel (WSC) 2 of above-water (AWSC) 12 and underwater (UWSC) 13 subverter carriers, as well as underwater subverters (UWS) 11 themselves; protection of mature fish (MF) 14 and young fish (YF) 15 against ingress into the water supply channel (WSC) 2 and directly into a water intake window (WIW) 4; treatment of water from mechanical (MA) 17 and biological (BA) 18 admixtures and biogrowths (BG) 16; acoustic degassing of water. The method consists in physical retaining of AWSC, SWSC and UWS by formation of a combined air bubble curtain at the inlet to the water supply channel 2, sharp reduction of density of water medium and subsequent dropping of the AWSC 12, SWSC 13 or directly the UWS 11 itself to the bottom. Mechanical retention of AWSC 12 is carried out by means of installation of a power boom containment at the inlet and across the water supply channel 2 and subsequence damage of the AWSC 12 body. Multi-stage and combined acoustic displacement of UWS 11 is carried out, as well as multi-stage and combined non-lethal damage of UWS 11, and multi-stage and combined displacement of fish 14, including young fish 15. Combined treatment of water from mechanical admixtures 17, biological admixtures 18 and biogrowths 16 is carried out at the inlet to the water supply channel 2, as well as multi-stage and combined acoustic immobilisation and acoustic destruction of biogrowths 16. The method also includes acoustic degassing of water at the outlet from the water supply channel 2 - in the area of the water-intake window 4.

EFFECT: invention provides for required safety of NPP HES.

11 dwg

FIELD: power industry.

SUBSTANCE: beam (8) for attachment of fairing (2) of hydro-electric power plant (1) has a cross section in a plane perpendicular to longitudinal axis (A8) of beam (8) in the form of a parallelogram. Beam (8) includes at least one slot that mainly passes parallel to longitudinal axis (A8) of beam (8). In the cross section perpendicular to longitudinal axis (A8) of beam (8), traces of the surfaces located along the slot pass from one of the sides of large sizes of the cross section to the adjacent side of small sizes of the cross section. Hydro-electric power plant (1) includes wheel (3) that can be rotated about axis (X1), fixed fairing (2) enveloping the wheel, and at least one beam (8) for attachment of the fairing, which attaches the fairing to central support (6) of the hydro-electric power plant.

EFFECT: geometrical shape of an attachment beam allows restricting Karman vortexes and even preventing their formation at action on the beam of water flow during operation of a hydro-electric power plant.

10 cl, 7 dwg

FIELD: power industry.

SUBSTANCE: invention refers to hydroelectric power industry, particularly to methods of small river and artificial flow utilisation for electric power generation. Method of midget hydroelectric power plant construction involves construction of hydroelectric aggregates in the form of converters of kinetic water flow energy to potential hydraulic shock energy, and rotating drive of electric power generators. Water ducts of hydroelectric aggregates feature walls moving in radial direction and injectors with actuators driven in reciprocal motion by water duct walls moving in radial direction. Electric power generator drive is made in the form of propellers rotated by energy transferred from injectors to propellers by intermediate energy carrier, a work medium other than water.

EFFECT: simple method of midget hydroelectric power plant construction in low-intensity water flows.

4 cl, 1 dwg

FIELD: power industry.

SUBSTANCE: at implementation of a construction method of OTPP combined with SP 1, all the component parts of the object being built in the form of ready-made reinforced concrete or metal blocks from the works to the assembly site are delivered by means of a float-on method. Sequence of construction work is started from an earlier installed supporting and restricting barrier consisting of a metal, reinforced concrete or wooden grooved pile projecting in an underwater position through the height sufficient for fixed retention of flooded threshold blocks with orthogonal turbines 4, including foundation of SP 1. First, assembly of the foundation is started by afloat attachment into a common structure of a rectangular shape, the margin of buoyancy of which is sufficient for retention of posts for laying of board panels. Assembly of SP 1 is completed by installation of double-leaf gate 7. Gate 7 is left open till completion of work on installation of threshold blocks with turbines 4 connected through shafting 5 to generators 6 installed on the shore.

EFFECT: construction of HPP on navigable rivers, where it is impossible to erect dams and flood gates as per local conditions.

3 cl, 2 dwg

FIELD: power engineering.

SUBSTANCE: pumped storage plant on plain streams comprises riverbed hydraulic power units, including axial pumps, which are rotated by riverbed water wheels via multipliers. Riverbed hydraulic power units serve for filling of an upper accumulating pond made in the form of a water reservoir with dam walls along the perimeter. Upper and lower accumulating ponds are connected to each other by discharge pipelines with pumps-turbines in the lower part connected mechanically with electric motors - generators in a turbine room. The upper accumulating pond covers a river bed by half.

EFFECT: prevention of flooding of plains and land plots, free navigation and fish passage along entire length of a river, increased depth of a fairway and higher speed of water flow.

5 cl, 11 dwg

FIELD: construction.

SUBSTANCE: method includes development of the first 28 safety border and the first physical protection 36 against penetration of biological underwater objects (BUO) and facilities of their delivery, the first treatment of return service water 37 from mechanical (MA) and biological (BA) admixtures, the first protection of fish, including young fish, the first cooling of return service water. The second 29 safety borders are established, identical to each other and similar in purpose at the inlet of each water supply canal and subsequent supply: the second physical protection 39 against penetration of BUO, the second treatment of return service water from MA and BA, the second protection of fish, the second cooling of return service water. The third 30 safety borders are established, identical to each other, at the inlet to water intake windows and subsequent supply: the third physical protection against penetration of BUO, the third treatment of return service water from MA and BA, the third protection of fish, the third cooling of return service water and its first acoustic degassing. The fourth 31 safety borders are established, identical to each other, at the outlets of water supply canals identical to each other and subsequent supply: the fourth physical protection against penetration of BUO, the fourth treatment of return service water from MA and BA, the fourth protection of fish and the fourth cooling of return service water. The fifth safety border 32 is created in the common water drain canal and subsequent supply of the fifth physical protection against penetration of BUO and facilities of their delivery, the fifth treatment of return service water from MA and BA, the fifth protection of fish, especially in the period of their spawning, and the fifth cooling of return service water.

EFFECT: distant detection, valid classification and accurate identification of spatial coordinates of acoustically barely visible BUO under conditions of higher surrounding noise of anthropogenic and natural character, intensive reverberation at distant detection, hydroacoustic displacement of BUO, failure of management systems of underwater carriers of BUO, mechanical protection of a border against penetration of above-water and underwater carriers of BUO, multi-stage treatment of water from MA and BA, multi-stage cooling of water, used for process purposes, environmental safety.

12 dwg

FIELD: energy.

SUBSTANCE: hydroelectric power station comprises a pipe-water passage 2 with a hydraulic turbine 6 mounted in it, connected to the generator 7. The pipe-water passage 2 is mounted in the water reservoir and laid on the bottom of the water reservoir to the platform 8 attached to the coast. The pipe-water passage 2 is additionally provided in the upper part, which rises above the water reservoir level, with the axial pump 9 with a controllable pitch propeller. The hydraulic turbine 6 is mounted in the lower part of the pipe-water passage. The pipe-water passage 2 is fixed at the bottom of the water reservoir and has the openings 4 for entry of water. The energy complex consists of several hydroelectric power stations united by the common platform and having the necessary capacity adjustable by turning on and off the pumps.

EFFECT: group of inventions enables to produce electrical energy in different climatic conditions, with the possibility of increasing the unit capacity by increasing the length of the waterfront of the hydroelectric power station.

8 cl, 5 dwg

FIELD: power engineering.

SUBSTANCE: hydraulic power plant of conveyor type submerged into a fluid medium comprises a frame with at least two pairs of guides and shafts installed on it at the opposite sides as capable of rotation. One of the shafts is kinematically connected with a power generator. A flexible element that embraces the shafts is made in the form of a closed chain gear with fixed blades equipped with axes and rollers. The hydraulic power plant is placed in a channel equipped with gateways along the flow with partial submersion of the body into the fluid medium. The flexible element comprises joined links-carriages with combined blades, which consist of at least four V-shaped plates arranged in pairs opposite to each other. Plates in each pair are parallel to each other. Shafts are placed at different levels, and wheels are installed at their ends. Wheels of the shaft arranged below are made as geared and of smaller diameter compared to wheels of the other shaft. The shaft with wheels of the smaller diameter is arranged upstream compared to the shaft with wheels of larger diameter.

EFFECT: increased reliability and capacity of a hydraulic power plant.

4 cl, 6 dwg

FIELD: hydraulic and hydropower engineering, particularly for building water-retaining structures to provide power supply to small settlements and farms.

SUBSTANCE: method involves assembling flexible apron assembly consisted of flexible floor apron and flexible downstream apron in watercourse; securing thereof to watercourse bottom by anchors. Water outlet assembly including hydroelectric generator arranged inside it is secured to floor apron and downstream apron by rigid ties. Connected to water outlet assembly by ties are water retaining shell and rope system secured to anchor poles located on watercourse bank.

EFFECT: reduced time of structure assembling and costs for electric power generation.

2 dwg

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