Background technology
The energy is the national economic development and people's lives necessary important substance basis.In more than 200 year of past, set up the energy system on the Fossil fuel bases such as oil, natural gas, coal and promoted the development of human society greatly.But the mankind are while using Fossil fuel, also bring serious environmental pollution and ecological disruption, and the sustainable development of the mankind in serious threat.Wind energy is as the regenerative resource of a kind of cleaning, and it is inexhaustible, widely distributed, is increasingly paid attention to by countries in the world, is one of best alternative energy source solving petrochemical industry class lack of energy crisis.THE WIND ENERGY RESOURCES IN CHINA is enriched, and the mean wind speed in most areas is all at more than 3 meters per second, and particularly northeast, northwest, southwest plateau and offshore islands, mean wind speed is bigger.Therefore, the wind generator system utilizing wind energy resources is a kind of novel energy electricity generation system with relatively high performance-price ratio, has good application prospect.
At present, existing wind generator system mainly has horizontal axis wind-driven generator and vertical axis aerogenerator two class, substantially can be divided into wind wheel (including tail vane), steel tower, three parts of electromotor, its operation principle is to utilize wind-force to drive air vane to rotate, through booster engine, the speed rotated is promoted again, promote electrical power generators.And owing to the wind-force of nature is non-constant, the generating efficiency of wind power generating set is the lowest, affected by environment bigger, it needs complicated structure could realize stable generating under certain conditions, on the one hand, when wind speed is excessive, wind power generating set needs to utilize brake system skidding in case damaged blade, on the other hand, because air quantity is unstable, wind-driven generator output is the 13~25V alternating currents changed, batteries to store energy must be utilized after charged device rectification, then it is alternating current 220V civil power with inverter inversion, guarantee stably uses, and the wind energy utilization of wind power generating set is relatively low, cause the waste of unnecessary wind energy.Therefore, existing wind generator system also exists the biggest deficiency.
As can be seen here, the deficiency existed for existing wind generator system, develop that a kind of environmental suitability is strong, structural safety reliable, the wind-force homeostasis electricity generation system of applied range, power generation stabilization is to the development of generation of electricity by new energy technology and applies significant.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, the wind-force coupling homeostasis electricity generation system that a kind of heat energy makes wind auxiliary is provided, this system structure is safe and reliable, can effectively overcome the problems such as existing wind generator system environmental suitability is poor, structure complicated, generating is unstable.
The technical solution of the utility model is: a kind of heat energy makes the wind-force coupling homeostasis electricity generation system of wind auxiliary, including chimney, combined wind power turbine, fluid-flywheel clutch, energy-accumulating water tank and heat pipe assembly, chimney includes wind outlet section, anemostat, vertical air channel and the wind inlet section being from top to bottom sequentially connected with, the diameter of anemostat forms second interval of convergence more than the diameter in vertical air channel, anemostat with the junction of wind outlet section;Combined wind power turbine is located in vertical air channel, and energy-accumulating water tank is located at periphery, vertical air channel, and heat pipe assembly is connected between energy-accumulating water tank and anemostat, and the outfan of combined wind power turbine is connected with fluid-flywheel clutch, and the outfan of fluid-flywheel clutch is connected with electromotor.
The wind inlet section periphery of described chimney bottom is additionally provided with external air hood, and external air hood is arranged above air inlet, and chimney top is air outlet, forms first interval of convergence between external air hood and wind inlet section;Multiple solar thermal collector being distributed outside external air hood, is provided with heat collector support bar inside each solar thermal collector, solar thermal collector tilts to be fixed on external air hood by heat collector support bar, and each solar thermal collector is connected with energy-accumulating water tank by heat pipe respectively.Wherein, air inlet is arranged at the side of energy-accumulating water tank, the vertical air channel surrounded with energy-accumulating water tank by first interval of convergence is communicated, wind enters from air inlet, enter in vertical air channel through flowing first interval of convergence, through combined wind power turbine, wind energy is converted to mechanical energy, and exports to fluid-flywheel clutch through power transmission shaft.Solar thermal collector tilts to be fixedly installed on external air hood by heat collector support bar at an angle, is connected with energy-accumulating water tank by heat pipe, employing hot water upwards, the downward principle of cold water by thermal energy storage in energy-accumulating water tank.
The wind outlet section of described chimney is provided with rudder, side relative with air inlet above external air hood is provided with radome (i.e. air inlet and radome lays respectively at outside energy-accumulating water tank is relative two), rudder is connected by rudder support bar and radome are fixing, controlled the position of radome by rudder, air inlet can be made always to face wind direction.
Described combined wind power turbine includes organizing turbine, power transmission shaft and air-out trousers more, and many group turbines are from top to bottom distributed on power transmission shaft, and air-out trousers is located at the top of power transmission shaft, and power transmission shaft lower end is connected with fluid-flywheel clutch.
Described heat pipe assembly includes vaporizer, condenser and ratio adjusting valve, vaporizer, condenser and ratio adjusting valve are connected by pipeline circulation, vaporizer is located in energy-accumulating water tank, in anemostat is located at by condenser, (condenser is placed in the top of energy-accumulating water tank, in second interval of convergence being i.e. made up of anemostat and chimney), equipped with to making the proportional flow control valve that wind energy power is controlled between vaporizer and condenser.When wind-force abundance in vertical air channel, proportional flow control valve is closed, when in vertical air channel, wind-force is not enough to maintain generator speed to stablize, proportional flow control valve is opened, cold-producing medium in condenser absorbs the heat energy gasification in energy-accumulating water tank under gravity in proportional flow control valve enters vaporizer, cold-producing medium after gasification enters in condenser and again condenses, the air in heat second interval of convergence distributed, and produces stack effect and the wind speed in vertical air channel is increased.
Described energy-accumulating water tank is the cylindrical box of outer middle side part indent, is provided with the passage corresponding with chimney in the middle part of energy-accumulating water tank;The bottom of passage is inverted infundibulate, corresponding with wind inlet section;The middle part of passage is cylinder, corresponding with vertical air channel;The top of passage is infundibulate, corresponding with the bottom of anemostat.
It is additionally provided with heat radiation box outside described fluid-flywheel clutch, bottom fluid-flywheel clutch, is provided with overflow valve;Being additionally provided with interior case in energy-accumulating water tank, interior case is communicated with the energy-accumulating water tank surrounding vertical air channel by four hollow support frames that circumference in vertical air channel is uniform.Wherein, fluid-flywheel clutch is placed in the lower section of combined wind power turbine, and its input connects with the power transmission shaft of combined wind power turbine, and outfan connects with the electromotor below fluid-flywheel clutch.Fluid-flywheel clutch is provided with and carries out pressure controlled overflow valve, and add the bypass channel communicated with overflow valve, and perforate on the pump impeller of fluid-flywheel clutch, it is made to be connected with bypass channel, when in fluid-flywheel clutch, pressure is constant, overflow valve cuts out, when in fluid-flywheel clutch, pressure is excessive, overflow valve is opened, fluid-flywheel clutch is used for drive the surplus liquid beyond the rotation of combined wind power turbine to flow through bypass channel by the hole on pump impeller flow out from overflow valve, thus keeps fluid-flywheel clutch output speed homeostasis.Heat radiation box periphery is the interior case of energy-accumulating water tank, and the interior case of energy-accumulating water tank is communicated with the energy-accumulating water tank surrounding vertical air channel by four hollow support frames that circumference in vertical air channel is uniform.
A kind of heat energy can be realized by said system and make the wind-force coupling homeostasis electricity-generating method of wind auxiliary, the combined wind power turbine with stationary guide blades is set in the vertical air channel of chimney, in periphery, vertical air channel, energy-accumulating water tank is set, combined wind power turbine utilizes the control mode of constant voltage overflow, the stabilization of speed of electromotor is maintained by fluid-flywheel clutch, mechanical energy dissipative unnecessary in combined wind power turbine becomes heat energy and is stored in energy-accumulating water tank, is not enough to maintain generator speed to use when stablizing for wind-force in vertical air channel.
Described energy-accumulating water tank periphery is additionally provided with solar thermal collector, and the heat energy that solar thermal collector is collected also is stored in energy-accumulating water tank.
When in described vertical air channel, wind-force is not enough to maintain generator speed to stablize, the heat energy stored in energy-accumulating water tank is transferred in the pipeline above vertical air channel, air above heating vertical air channel produces stack effect, the thermal current risen makes the wind speed in vertical air channel increase, keep fluid-flywheel clutch output speed stable, realize the rotating speed homeostasis of electromotor, so that the pure sinusoid alternating current that electrical network output is stable.
By above-mentioned heat energy make wind auxiliary wind-force coupling homeostasis electricity-generating method and system generate electricity time, its principle is: when wind-force abundance in vertical air channel, proportional flow control valve is closed, wind enters from air inlet, enter after flowing first interval of convergence in vertical air channel, after wind energy is converted to mechanical energy by combined wind power turbine, export to fluid-flywheel clutch through power transmission shaft.Wherein, controlling fluid-flywheel clutch output speed by overflow valve stable, unnecessary mechanical energy dissipative becomes heat energy heat radiation box outside fluid-flywheel clutch to be stored in energy-accumulating water tank, and the heat energy that solar thermal collector produces also is stored in energy-accumulating water tank.When in vertical air channel, wind-force is not enough to maintain generator speed to stablize, proportional flow control valve is opened, cold-producing medium in condenser is under gravity in proportional flow control valve enters vaporizer, gasify after absorbing the heat energy in energy-accumulating water tank, the cold-producing medium of gasification is upwardly in condenser and again condenses, air in heat second interval of convergence distributed, it is made to produce stack effect, the thermal current risen makes wind speed in air channel increase, keep fluid-flywheel clutch output speed stable, it is achieved the rotating speed homeostasis of electromotor to the stable pure sinusoid alternating current of load or electrical network output.
This utility model, relative to prior art, has the advantages that
1, this heat energy make wind auxiliary wind-force coupling homeostasis electricity-generating method and system change existing wind generator system utilizes wind turbine power generation and utilize accumulator store excess energy principle, by utilizing system self energy storage be adjusted and utilize, reduce production cost, environmental suitability is strong, structural safety is reliable, and generate electricity homeostasis.
2, this heat energy makes the wind-force coupling homeostasis electricity generation system of wind auxiliary by installation overflow valve in fluid-flywheel clutch for the pressure controlling in fluid-flywheel clutch, is conducive to keeping fluid-flywheel clutch output speed stable, thus realizes the rotating speed homeostasis of electromotor.
3, this heat energy makes the simple in construction of the wind-force coupling homeostasis electricity generation system that wind assists, and easily dismounts, in actual applications, can use separately as electricity generation system, also can grid-connected use, and to the pure sinusoid alternating current that electrical network output is stable, range of application is wider.
Embodiment
A kind of heat energy of the present embodiment makes the wind-force coupling homeostasis electricity generation system of wind auxiliary, its structure as shown in Figure 1 or 2, including air inlet 14, combined wind power turbine 6, fluid-flywheel clutch 10, electromotor 11, heat pipe 15, chimney, solar thermal collector 8, wind vane, heat pipe assembly and energy-accumulating water tank 17.Wherein, chimney includes the wind outlet section 1 being from top to bottom sequentially connected with, anemostat 4, vertical air channel 16 and wind inlet section 18, the top of wind outlet section is air outlet 24, combined wind power turbine is placed in vertical air channel, including organizing turbine 6-1 more, power transmission shaft 6-2 and air-out trousers 6-3, air-out trousers is located at the top of power transmission shaft, many group turbines utilize power transmission shaft to connect, each group turbine includes moving vane and for playing the fixing front wind blade supported with wind-guiding effect, rear wind blade (moving vane, front wind blade and rear wind blade are an entirety, it is three blades forming single turbine), anemostat is placed in the top organizing turbine more, fix with chimney and be connected, form first interval of convergence 19.Fluid-flywheel clutch is placed in the lower section of combined wind power turbine, and its input connects with the power transmission shaft of combined wind power turbine, and outfan connects with the electromotor below fluid-flywheel clutch.Fluid-flywheel clutch is provided with and carries out pressure controlled overflow valve 12, and adds the bypass channel communicated with overflow valve, and perforate is connected with bypass channel on the pump impeller of fluid-flywheel clutch.Heat pipe assembly includes vaporizer 5, condenser 3 and proportional flow control valve 20, vaporizer is placed in energy-accumulating water tank, condenser is placed in the top of energy-accumulating water tank, in the air channel interval of convergence being i.e. made up of anemostat and chimney in vertical air channel, equipped with to making the proportional flow control valve that wind energy power is controlled between vaporizer and condenser.Air inlet is arranged at the side of energy-accumulating water tank, and the vertical air channel surrounded with energy-accumulating water tank by first interval of convergence 21 is communicated.Wind vane includes rudder 2, radome 7 and rudder support bar (not shown), rudder support bar two ends are fixing with rudder and radome respectively to be connected, radome and air inlet are located relatively at the both sides of energy-accumulating water tank, wind vane controls the position of barrier cover by rudder, makes air inlet always face wind direction.Solar thermal collector tilts to be fixedly installed on external air hood 9 by heat collector support bar 22 at an angle, is connected with energy-accumulating water tank by heat pipe 15.Equipped with heat radiation box 13 outside fluid-flywheel clutch, being the interior case 23 of energy-accumulating water tank outside heat radiation box, the interior case of energy-accumulating water tank is communicated with the energy-accumulating water tank surrounding vertical air channel by four hollow support frames 25 that circumference in vertical air channel is uniform.
The present embodiment can realize heat energy by above-mentioned electricity generation system and make the wind-force coupling homeostasis generating of wind auxiliary, when wind-force abundance in vertical air channel, proportional flow control valve is closed, wind enters from air inlet, after flowing first interval of convergence, enter in vertical air channel, through combined wind power turbine, wind energy is converted to mechanical energy, exports to fluid-flywheel clutch through power transmission shaft.Controlling fluid-flywheel clutch output speed by overflow valve stable, unnecessary mechanical energy dissipative becomes heat energy heat radiation box outside fluid-flywheel clutch to be stored in energy-accumulating water tank, and the heat energy that solar thermal collector produces also is stored in energy-accumulating water tank.When in vertical air channel, wind-force is not enough to maintain generator speed to stablize, proportional flow control valve is opened, cold-producing medium in condenser absorbs the heat energy gasification in energy-accumulating water tank under gravity in proportional flow control valve enters vaporizer, the cold-producing medium of gasification is upwardly in condenser and again condenses, air in heat first interval of convergence distributed produces stack effect, the thermal current risen makes wind speed in plummet air channel increase, keep fluid-flywheel clutch output speed stable, it is achieved the rotating speed homeostasis of electromotor to the stable pure sinusoid alternating current of load or electrical network output.
As it has been described above, just can preferably realize this utility model, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model;The most all impartial changes made according to this utility model content and modification, all contained by this utility model claim scope required for protection.