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WIND POWER PLANTS. Wind turbines
INVENTION
Patent of the Russian Federation RU2247862

COMBINED WIND POWER PLANT

COMBINED WIND POWER PLANT

The name of the inventor: Ulanovskiy Ya.B. (RU); Lavrov V.S. (RU); Gabchenko V.F. (RU); Seleznev I.S. (RU); Sankov V.O. (RU)
The name of the patentee: OOO "STROYENGINEERING SM" (RU)
Address for correspondence: 141980, Moscow Region, Dubna, ul. Tverskaya, 9, ap. 677, V.S. To Lavrov
Date of commencement of the patent: 2003.06.26

The invention relates to the field of wind energy, namely, to installations generating electricity for producing hot water for industrial use.

The technical result consists in increasing the efficiency (EFFICIENCY) by utilizing exhaust (hot) engine gases and heat dissipation, and in expanding the areas of industrial use of the plant. A combined wind power plant comprising an energy generating unit in the form of a blade wind turbine, an associated air blower and an energy-supplying and transforming unit in the form of an air turbine and a generator connected to it, coupled to a gas turbine engine according to the invention, is provided with a heat recovery unit and a processing unit, for example , Desalination of sea water and cleaning it, made in the form of a thermal distiller and a back-osmotic device connected to the heat recovery unit, the blades of the windmill are divided into sections so that they can be rotated relative to each other and rotatable about their longitudinal axis, the energy-producing and transforming unit Is carried out with an additional, self-contained internal combustion engine and an electric generator connected to it, which is connected to the generator of the gas turbine engine into a single power unit, while in the control system there is a device that, together with the computer, provides electrical parameters similar to the electric grid, the power generating unit is made with a device Dividing the air flow connected by a flexible pneumatic train with an air flow supercharger, the blower being programmable, for example pneumatic and multi-stage, the low-pressure stage of which is connected to the air turbine and each element of the process unit, and the high pressure stage to the evaporator water evaporation unit and back -osmotic device, which are connected to the heat recovery unit, the connection point of the pneumatic circuit and the power supply is made single, to which the torsion shafts connected to the blade motor and turbine are connected.

DESCRIPTION OF THE INVENTION

(EN) The invention relates to the use of wind energy for the generation of electricity, as well as hot and environmentally friendly water for practical use.

A wind power plant with a heat engine is provided, equipped with a pressurization compressor, an air turbine and a compressor connected to a wind turbine (see RF patent No. 2112153, 6 F 03 D 9/00, 9/02, 1995) .

The disadvantages of the known technical solution are:

  • Low efficiency of the heat engine;
  • The complexity of using the installation with the power grid because of the dependence of the speed of rotation of the generator on wind speed;
  • Complexity and low installation efficiency.

The closest technical solution to the proposed is a wind turbine with a thermal engine (Utility Model No. 15759, 7 F 03 D 09/00, 2000) , the unit contains a wind turbine, a heat engine connected to an electric generator, further comprises speed regulators in the range of permissible values, The shortcomings of this technical solution include:

  • Constructive complexity of the unit;
  • Low efficiency of the gas turbine due to the large amount of thermal emission after fuel combustion, and low efficiency;
  • The complexity of controlling the unit with a change in wind speed, especially impulsive nature.

The purpose of the proposed invention is the multi-purpose use of a combined wind power plant, and a significant increase in efficiency due to the utilization of exhaust (hot) engine gases and heat dissipation.

The goal is achieved in a combined wind power plant comprising an energy generating unit in the form of a blade wind turbine, an associated air blower and an energy-supplying and transforming unit in the form of an air turbine and a generator connected to it, coupled to a gas turbine engine, the unit is equipped with a heat recovery unit and a processing unit , For example, desalination of seawater and cleaning it, made in the form of a thermal distiller and a back-osmotic device connected to a heat recovery unit, the blades of the windmill are divided into sections so that they can be rotated relative to each other and rotatable about their longitudinal axis, energy-producing and The transforming unit is made with an additional, self-contained internal combustion engine and an associated electric generator that is connected to the generator of the gas turbine engine into a single power unit, while in the control system there is a device that together with the computer provides for obtaining electrical parameters similar to the electric grid, the power generating unit is made With a device for dividing the air flow connected by a flexible pneumatic train with an air flow supercharger, the supercharger being designed to be programmable, for example pneumatic and multi-stage, the low-pressure stage of which is connected to the air turbine and each element of the process unit, and the high-pressure stage - to the evaporation unit of the water of the thermal distillation unit And a back-osmotic device that are connected to the heat recovery unit, the connection point of the pneumatic circuit and the power supply being made single, to which torsion shafts connected to the blade motor and turbine are connected, the unit is provided with an additional internal combustion engine installed coaxially with the windmill, a gas turbine engine and The internal combustion engine is made with different power, the internal combustion engine is made with a cooling device, and the heat recovery unit is made in the form of a gas-dynamic heat exchanger with the exhaust of the exhaust gases of the internal combustion engine and the gas turbine engine.

COMBINED WIND POWER PLANT. Patent of the Russian Federation RU2247862

The proposed technical solution is explained in the drawing, which shows the scheme of a combined wind power plant containing a wind power plant 1, the wind wheel is made conical and lobed with division into separate rotary blades with the device for self-orientation of the wind turbine "on the wind" due to the yaw damper, the active element of which is the crank mechanism Connected with the spring drive, which rotates the blades (changing the angle of their original installation), while the torque and the speed of rotation (not shown in the diagram) are reduced (with the scheme not shown) with the gear 2 connected to the air compressor (compressor) 3 equipped with a collector High pressure 4 and low pressure unit 5, compressor 3 feeds air power turbine 6 docked to main power generator 7 and gas turbine engine 8, additional internal combustion engine 9 is connected to additional electric generator 10, main power generator 7 and additional 10 are connected to power unit 11 which Is controlled by the unit 12 with a device equipped with a computer that provides electrical parameters similar to the electric grid, from the power unit 11, electricity is routed via line 13 to the network; An electric generator 7, a gas turbine engine 8, an auxiliary motor 9, an additional electric generator 10 are connected to a heat recovery unit 14 equipped with a gas-dynamic 15 and a tubular 16 heat exchangers, and an electric heater (not shown in the diagram), a heat recovery unit 14 connected to a thermal distillation unit 17, To the additional electric generator 10, the thermal distiller has a collection of clean water 18, the recycling unit has a hot water supply line to the consumer 16A, the clean water tank of the thermal distillation unit 18 is connected to a reverse osmotic device consisting of a sampling block of contaminated water 19, a cleaning unit of the 1st stage 20 and Reverse osmosis unit 21 and are associated with the communication of the supply of pure water to the consumer 22; Elements of the reverse-osmotic device and thermal distillation unit 17, 19, 20, 21 are connected to the reduction gear 2 and the coupling between the turbine 6 and the main generator 7 by the torsion shafts 23 for reliable operation, they are connected to both low- and high-pressure pneumatic tracts, Electrical system at one point for both technological purposes - drives of pumps, fittings, controls, and for control.

The combined wind power plant operates as follows: a compressor 3 having two pressure stages (low and high), injects air into the manifold 4 and a low pressure unit 5, from the compressor 3 air is directed to the air power turbine 6 and rotates the main power generator EEG 7 associated with Gas turbine engine GTE 8 through the clutch slip, it is switched on in case of weak wind and low speed of the turbine 6, the additional internal combustion engine ( ICE ) 9 is connected to the compressor 3 and the additional electric generator DEG 10 , it switches on when the turbine 6 and TBG 8 stop, OEG 7 and DEG 10 are sent to the power unit 11, which is controlled by the unit 12 and at a voltage similar to the grid, is sent to the consumer via line 13, exhaust gases and heat of dissipation, and electric power is supplied from the OEG, GTE, DEG, ICE - pos. 7, 8, 9 and 10 to the heat recovery unit 14 in which the gas-dynamic 15 and the tubular 16 heat exchangers and the heat-exchanger are located, the recycling unit 14 is connected with 10 hot water supply to the consumer (at a temperature of 95 ° C ) 16A , and with a thermal distillation unit 17, To which power is supplied from the DEG 10 and the power unit 11, the thermal distiller is equipped with a collection of purified water 18, and it is connected to the communication of the supply of pure water to the consumer 22 to which the purification unit is connected in a reverse-osmotic manner 21, Water 19 and the cleaning unit of the first stage 20. The thermo distiller 17 and the blocks 19, 20 and 21 are connected to the thermal distillation unit 17 and the blocks 19, 20 and 21 for reliable control and operation.

The achievement of the solution of the proposed invention was verified by testing the experimental 11 models , the devices included in it: the heat recovery unit with the elements included in it, the stabilization unit of the electric current voltage, and, the blocks-elements of water purification, etc .; The design of the apparatus is optimized; The tests confirmed the high reliability and usefulness of the decisions taken.

This invention is in accordance with the inventive step criterion.

CLAIM

  1. A combined wind power plant comprising an energy generating unit in the form of a blade wind turbine, an associated air blower and an energy supplying and transforming unit in the form of an air turbine and a generator connected to it, coupled to a gas turbine engine, characterized in that it is provided with a heat recovery unit and a processing unit , For example, desalination of seawater and cleaning it, made in the form of a thermo-distiller and a back-osmatic device connected to a heat recovery unit, the blades of the windmill are divided into sections with the ability to rotate them relative to each other and rotate about their longitudinal axis, energy-producing and The transforming unit is made with an additional, self-contained internal combustion engine and an electric generator connected to it, which is connected to the generator of the gas turbine engine into a single power unit, while in the control system there is a device that together with the computer provides the obtaining of electrical parameters similar to the electric grid, the power-generating unit is made with A device for dividing the air flow connected by a flexible pneumatic train with an air flow supercharger, the blower being programmable, for example pneumatic and multi-stage, the low-pressure stage of which is connected to the air turbine and each element of the process unit, and the high-pressure stage to the evaporator water of the thermal diffuser and Reverse-osmatic device, which are connected to the heat recovery unit, and the connection point of the pneumatic circuit and power supply is made single, to which are connected torsion shafts connected with the vane wind turbine and turbine.

  2. A plant according to claim 1, characterized in that the additional internal combustion engine is mounted coaxially to the wind turbine.

  3. The plant according to claim 1, characterized in that the gas turbine engine and the additional internal combustion engine are designed with different power.

  4. A plant according to claim 1, characterized in that the internal combustion engine is provided with a cooling device, and the heat recovery unit is configured as a gas-dynamic heat exchanger with the exhaust of the exhaust gases of the internal combustion engine and the gas turbine engine.

print version
Date of publication 06.11.2006гг