Wave, Wind, and Current Power Generation. Victor M. Lyatkher
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of the generator, depending on the wind spee...Fig. 4.16 Capacity of straight blade hydro turbines with length L=5.4m, Blades G...Fig. 4.17 The output of a wind turbine of diameter D=2m, b=0.16m, length L=3m: 1...Fig. 4.18 The efficiency of single-blade wind turbines of different diameters D=...Fig. 4.19 The efficiency of single-blade wind turbine with NASA 0018 profile.Fig. 4.20 Turbine diameter effect D=0.64 ; 1.28; 1.92m (points 1, 2, 3), GAW-1, ...Fig. 4.21 The capacity of a VAWT of diameter D=2m, GAW- 1, 30, L=3m, U=10m/s.1-o...Fig. 4.22 The output of a wind turbine of diameter D=2m, GAW= 1, 30, L=3m, U=10m...Fig. 4.23 The relative velocity of flow in the turbine (u/U) on the approach to ...Fig. 4.24 The efficiency of a turbine with two identical blades (b=0.16 m, GAW1,...Fig. 4.25 The efficiency of turbines with a diameter of 10 m with blades profile...Fig. 4.26 Version of a single-blade six-tier turbine, patented by author.Fig. 4.27 One blade on a disk with a balancer. Chord 50 mm. (right, line 1) and ...Fig. 4.28 Energy efficiency CP as a function of blade speed (V/U) at different R...Fig. 4.29 Two-tier, two-blades rotor in a large tray (2×1.5×20 m) D=400 mm, b=63...Fig. 4.30 The optimal model, tested in a tray with a width of 1 m. D=200mm, b=30...Fig. 4.31 Orthogonal single-blade wind turbines to the test in the largest pipe ...Fig. 4.32 Blade for head samples of large wind turbines tested in a large TsAGI ...Fig. 4.33 Capacity at the terminals of the generator two-bladed machine with a s...Fig. 4.34 Change of current in one of the generator phases in time at two-blade ...Fig. 4.35 Energy efficiency of the rotors: 1-single-blade rotor, 2, 3-double-bla...Fig. 4.36 Network wind turbine with a gear-motor 50 kW. Two tiers with two blade...Fig. 4.37 Balanced six-tier single-blade turbine. A-support-generator fixed unit...Fig. 4.38 Orthogonal wind turbine with acceleration turbine Savonius on the axis...Fig. 4.39 Balanced helical turbine with one working and one acceleration blades.Fig. 4.40 The console model of wind turbine with turbine double action.Fig. 4.41 Helical turbine double action with constructive ties between the blade...Fig. 4.42 Helical turbine assembly for a network with asynchronous generators. T...Fig. 4.43 Spiral turbine model on magnetic suspension.Fig. 4.44 The wind speed outside the multi-blade turbine (left U=2.4 m/s) is alm...Fig. 4.45 Efficiency of an orthogonal turbine with shading 0.3÷0.4 at fixed blad...Fig. 4.46 A cross-section of the blade is optimal. The rotary pen (3) of the bla...Fig. 4.47 The scheme of flow around the working blade AB, the sock of which (a) ...Fig. 4.48 Efficiency of the 2 stories rotor with 3 blades in each stories (1). 2...Fig. 4.49 Efficiency of 2 stories rotor with 2 blades in each stories. b=7.1 (1)...
5 Chapter 5Fig. 5.1 Scheme of currents in a turbine zone.Fig. 5.2 Efficiency of the power unit CP modelled by a flat permeable plate, dep...Fig. 5.3 Torque moment from one blade orthogonal wind turbine. D=1.4m, chord b =...Fig. 5.4 Power of straight blade hydro turbines with length L = 5.4m, Blades GAW...Fig. 5.5 Distribution of loadings on the route of blades (at the left) and the s...Fig. 5.6 Zones of 2% of distortion of the field of speeds at different angle of ...Fig. 5.7 Multiblades wind power system on the tower from usually HAWT.Fig. 5.8 Averaged power of windmill D=50m with one blade NASA0021, b=1m, L=3m as...Fig. 5.9 The first one-sided windmill with large relative diameter. Doubki, USSR...Fig. 5.10 Radical lowering of friction in support. The node (5) - at the left is...Fig. 5.11 Carts with blades move on the ring route. Above - a fragment of the pa...Fig. 5.12 Blades on a rigid ring, but the ring itself chooses a position of dyna...Fig. 5.13 Models of multi-blade rotors with linear generators on tests in big wi...Fig. 5.14 Results of tests of hydro turbines. D=2.7m, b=0.12m, L=0.36m, U=2.30-2...Fig. 5.15 General view of the power unit 2.5. 1, 2) the blades focused in opposi...Fig. 5.16 The linear generator with opposite moving of rings.Fig. 5.17 A general view of the model prepared to test in a wind tunnel.Fig. 5.18 The special orientation design for the counter-rotating turbines.Fig. 5.19 The load on a single blade of the 6-blade unit at a flow rate of 3.5 m...Fig. 5.20 The flow velocity module at the blade track points that are distanced ...Fig. 5.21 The windmill is going on the pontoon in dry dock and afloat delivered ...
6 Chapter 6Fig. 6.1 Six tier balanced turbine with one blade in each tier.Fig. 6.2 Turbine common views.Fig. 6.3 Completely balanced turbine concerning the central point of contact.Fig. 6.4 One blade on a disk with the balance weight.Fig. 6.5 Profile and general view of the blade of the turbine.Fig. 6.6 Fragment of an aluminum shaft.Fig. 6.7 Turbine power P opposite speed relation.Fig. 6.8 The generator with the constant magnets ГВ-2/650-110-12Г ( «Erga», Kalu...Fig. 6.9 From left - a comparison of passport (1) and experimental (2) data. Rig...Fig. 6.10 Rotational speed of the turbine (1) and the voltage on the generator (...Fig. 6.11 Rotational speed of the turbine (1) and power at the generator termina...Fig. 6.12 Rotational speed of the turbine (1) and power at the generator termina...Fig. 6.13Fig. 6.14 Scheme of micro-hydroelectric power station 1) turbine (2.7 × 0.64 m2)...Fig. 6.15 Completely balanced turbine with 2 blades on each tier.Fig. 6.16 Efficiency of two blades machine. Solidity 0.2.Fig. 6.17 Efficiency curve. Solidity 0.3.Fig. 6.18 Short hydro-turbine diameter of 1.6 m and a height of 0.9 m with 3 bla...
7 Chapter 7Fig. 7.1 The tidal parameters in the basin of TPP.Fig. 7.2 General view of the orthogonal multi blade power unit. The top of the c...Fig. 7.3 Cross section of the rings.Fig. 7.4 The model of multi-blade rotor in the hydraulic channel.Fig. 7.5 The efficiency factor of the rotor of a multiblade hydropower unit acco...Fig. 7.6 The power factor of the multi blade turbine CN in the function of the r...Fig. 7.7 The tidal power station in the eastern part of Bay of Fundy (Minas Basi...Fig. 7.8 TPP without the dam near Auckland. 1- TPP general, capacity up to 1.3GW...Fig. 7.9 The tidal power station in the narrowness of Tugursky Bay. The width of...Fig. 7.10 The water levels and flow speeds in Tugur and Lindholm (solid lines) s...Fig. 7.11 The tidal power station in the northern part of Penzhenskaya Bay. The ...Fig. 7.12 The conditional cross section (a) and the unit of the turbines (b), lo...Fig. 7.13 Total power from two TPP. In the inside straight α = 0.2.Fig. 7.14 The bays of Iceland to build TPP with basis power.
8 Chapter 8Fig. 8.1 Isolines of mean streams of wind power (kW/sq.m) over Moscow.Fig. 8.2 Wind power density (kW/m2) that was exceeded 5%, 32%, 50%, 68%, and 95%...Fig. 8.3 The blocks of High-Altitude Wind Power Plant.Fig. 8.4 High-Altitude Wind Power Plant (HAWPP) with 3 blocks included Orthogona...Fig. 8.5 Maximum efficiency of a frame two-bladed rotor with a solidity 0.3 reac...Fig. 8.6 The relative loads acting on one tier of two-bladed turbine. ReV= 8.5×1...Fig. 8.7 Left-. Longitudinal section of plant blades (one layer). The Max. lifti...Fig. 8.8 Coefficient of a lifting force of a wing on tests in water as an angle ...Fig. 8.9 Options of an arrangement of a crack for giving of a jet, b = 200 mm, a...Fig. 8.10 Option 1. Jet on shady side at the end of a wing.Fig. 8.11 At negative corners a jet on the shaded party. Jet influence at small ...Fig. 8.12 Jet influence at large numbers Strukhal.Fig. 8.13 Option 2 – a jet at the beginning of a wing. Small numbers Strukhalya....Fig. 8.14 Option 2. Large numbers Strukhal. The jet on shady side of a profile c...Fig. 8.15 General view of model and Scheme of giving of a stream. On the opposit...Fig. 8.16 The turbine model with hollow blades and shaft.Fig. 8.17 1) sock of the blade, 2) an alignment of the greatest thickness o the ...Fig. 8.18 Example of the blade’s profile (top)1,2 - nozzles, forming a wall jets...Fig. 8.19 Sections of channels supplying air to blade surface for circulation co...
9 Chapter 9Fig. 9.1 General view of the car with spirals (up) and a section along the spira...Fig. 9.2 Fragment of a spiral turbine in a single-blade rotor variant. The blade...Fig. 9.3 High maneuverability vehicle that does not require expensive equipment.Fig. 9.4 Geometric parameters and flow diagram of the wing profile.Fig. 9.5 Components of the blade load in the absence of a jet.Fig. 9.6 Components of the load on the blade under the action of the jet on the ...Fig. 9.7 Two rotors with parallel axes above the roof of the vehicle.Fig. 9.8 Turbines with straight blades approximating the spiral.Fig. 9.9 Arrangement of turbine blades with compensation of centrifugal forces.
10 Chapter 10Fig. 10.1 Jet stream.Fig. 10.2 Average wind power density [1].Fig. 10.3 Different types of kites.Fig. 10.4 Buoyant Airborne Turbine.Fig. 10.5 Vertical axis high altitude wind turbine.Fig. 10.6 Tether designed for high altitude wind power generation with two power...Fig. 10.7 Relative flow conditions at the origin O, an arbitrary point T along t...Fig. 10.8 Ground-based power generation.Fig. 10.9 Pumping cycle with reel-out stage (top) and reel-in stage (bottom) [29...Fig. 10.10 Converter topology in the airborne unit for ABM supported on board po...Fig. 10.11 HAT in low intermittent wind.Fig. 10.12 Production cost [33].Fig. 10.13 Global distribution of the wind power density on 1 December 2014 9:00...Fig. 10.14 Overview of major companies [34].Fig. 10.15 GIS map of wind power in period I, 30 m.Fig. 10.16 GIS map of wind power in period II, 30 m.Fig. 10.17 The overall GIS