Vault formula array solar thermoelectricity and wind power system
Technical field
The utility model relates to a kind of solar energy generating and solar energy evacuated wind energy power technology.
Background technique
Still there are not solar energy and solar energy and wind energy integrative circulation-complementary power generation system at present both at home and abroad.
Comparatively successful in the world is monistic solar heat power generation system, mainly contains slot type, tower, dish formula three major types type.Wherein the groove type paraboloid solar heat generating system has the commercialized running instance, like the U.S.'s nine groove type paraboloid solar thermal power stations that Mojave builds in the desert in succession in the California, total installation of generating capacity 353.8MW, 1,000,000,000 dollars of gross investments, annual electricity generating capacity 800000000 KWh.Tower and dish formula, still under test at present.
In theory, solar energy thermal-power-generating has absolute superiority than solar energy power generating, and is higher like the utilization ratio to solar energy, and production technology and material more simple, general-purpose, investment and operation cost are lower, are more suitable for high-power exploitation, are easier to be incorporated into the power networks or the like.
But slot type, tower, disc type solar energy heat generating system still are difficult to the large-scale promotion utilization because of the problem of aspect such as construction cost is too high, the operation maintenance difficulty is big.In addition; Slot type, solar heat power generation system tower, dish formula three major types type all exist a certain technical bottleneck and a production technology difficult problem, and be low like groove type paraboloid solar heat generating system geometric concentrating ratio and heat build-up efficient, and the peak value thermal efficiency descends fast; Must adopt special vacuum heat collecting pipe and thermal-arrest working medium; Parabolic reflecting surface is heavy, and self-cleaning ability is poor, and floor space is bigger etc.; Tower-type solar thermal power generating system takes up an area of more vastly, and cost is higher, and heliostat and automated tracking system cost reach more than 52% of overall cost, peak heat decrease in efficiency etc.; Slot type and towerly must adopt high-pressure turbine, operating temperature is more than 450 ℃, and more than the working pressure 2.5Mpa, manufacturing technique requirent is higher.The disc type solar energy heat generating system still belongs to development, only is suitable for miniaturization production, generally is lower than 30KW, and must mate with Stirling engine, and cost is high, and it is bigger to promote difficulty.
Field, present wind power station both domestic and external is natural wind generating, and mainly lacking filling has: with high costs, efficient is lower, occupation of land is huge, very limited, the hot-tempered sound serious interference in geographical position, operation maintenance difficulty etc.
Summary of the invention
The purpose of the utility model is: to above-mentioned condition; Three-dimensional light and heat collection technology of a kind of novel horizontal parabolic array Fresnel condenser and vault formula array Fresnel condenser light and heat collection technology are provided, and the technological and solar energy evacuated wind energy power technology of low pressure solar energy thermal-power-generating that is complementary with multiple novel turbogenerator.
The utility model has adopted two kinds of Fresnel condenser 3 D stereo light and heat collection modes
1, the three-dimensional light and heat collection of horizontal parabolic array Fresnel convergent lens and Fresnel condenser mirror
According to the distance of focal length, several piece Fresnel convergent lens 7 is arranged at horizontal parabolic focalizer 5 first halves by annular array, adopt lens refraction optically focused principle focusing sunlight, light and heat collection is carried out at the top of temperature converter 9 from top to bottom.Several piece Fresnel condenser mirror 12 is arranged at horizontal parabolic focalizer 5 Lower Halves by annular array, adopts mirror reflects optically focused principle focusing sunlight, light and heat collection is carried out in temperature converter 9 bottoms from bottom to top.
In like manner, several piece Fresnel convergent lens 38 is arranged at annular array focalizer 41 first halves by annular array, adopts lens refraction optically focused principle focusing sunlight, light and heat collection is carried out at the top of superheat steam drying device 40 from top to bottom.Several piece Fresnel condenser mirror 43 is arranged at annular array focalizer 41 Lower Halves by annular array, adopts mirror reflects optically focused principle focusing sunlight, light and heat collection is carried out in the bottom of superheat steam drying device 40 from bottom to top.
2, vault formula array Fresnel condenser light and heat collection
Several piece Fresnel convergent lens 18 is arranged at vault formula array focalizer 17 tops and both sides by focal distance, and three arrays of apportion, sunlight see through the Fresnel convergent lens from top to bottom, carry out top from light and heat collection to steam generator 20 and two sides respectively.
The hot generation technology scheme of the utility model does
Horizontal parabolic focalizer 5 is through Fresnel convergent lens 7, Fresnel condenser mirror 12 focusing sunlight; Respectively light and heat collection is carried out in top, the bottom of temperature converter 9; Make temperature converter 9 produce the hot water of setting temperature, warm water tube 10, temperature control safety check 16 get into steam generators 20 in the hot water warp.
Vault formula array focalizer 17 further carries out the optically focused heating to the hot water in the steam generator 20 through Fresnel convergent lens 18, makes it to produce steam, and multistage water separator 27 carries out vapour, water separation with steam.Vault formula array focalizer 17 carries out heat drying to the steam in the steam generator 20 simultaneously, and the steam behind the preliminarily dried gets in the superheat steam drying device 40 through internal steam pipe 25, outer steam tube 32.
Annular array focalizer 41 is assembled sunlight through Fresnel convergent lens 38, Fresnel condenser mirror 43; Superheat steam drying device 40 is carried out focusing heat collection, superheated steam generator 40 interior vapor (steam) temperatures are reached set 250 ℃ of operating temperatures, working pressure 1.5Mpa, degree of dryness greater than 98%.Superheated vapor promotes novel steam turbine 49 and drives alternator 50 generatings through overheated steam pipe 47.
The solar energy evacuated wind generating technology scheme of the utility model does
Vault formula array focalizer 17, glass heat-insulating cover 31, exhaust column 33, the solar energy heat build-up of formation one closure, insulation vaccum interval.Vault formula array focalizer 17, Fresnel convergent lens 18; Also air in the vaccum interval is heated when steam generator 20 is carried out the optically focused heating, form artificial sun's wind in the region of no pressure, cold airflow flows into from the intake grill of modified model turbine wind energy conversion system 26; Hot air flow flows out from the top suction opeing of exhaust column 33; The convection current of cold and hot air promotes modified model turbine wind energy conversion system 26 simultaneously and improves enhancement mode Φ-Da Lie blower fan 35, drives wind turbine power generation.
The component tabulation
The 1-gate valve of intaking, 2-water pump, 3-safety check, 4-cold water pressure pipe, the horizontal parabolic focalizer of 5-, 6-focalizer support; 7-Fresnel convergent lens, 8-lens fine regulation device, 9-temperature converter, warm water tube among the 10-, 11-insertion heater, 12-Fresnel condenser mirror; 13-reflector trimmer, 14-double-shaft auto-tracking device, 15-water pipe support, 16-temperature control safety check, 17-vault formula array focalizer, 18-Fresnel convergent lens; 19-double-shaft auto-tracking device, 20-steam generator, 21-water level valve, 22-inspection door, 23-safety valve, 24-thermometer; 25-internal steam pipe net, 26-modified model wind turbine generator, 27-water separator, 28-insertion heater, 29-hydraulic control valve, the 30-water pipe that reduces pressure; 31-glass heat-insulating cover, the outer steam pipe system of 32-, the 33-exhaust column, 34-wind energy conversion system bearing, 35-improves enhancement mode Φ-Da Lie, 36-wind-driven generator transmission device; The 37-lightning conductor, 38-Fresnel convergent lens, 39-lens fine regulation device, 40-superheat steam drying device, 41-annular array focalizer, 42-reflector trimmer; 43-Fresnel condenser mirror, 44-insertion heater, 45-double-shaft auto-tracking device, 46-heat collector support, 47-overheated steam pipe, 48-turbo machine control valve; The novel steam turbine of 49-, 50-alternator, 51-stram condenser, 52-circulating water control valve, 53-reduction valve, 54-storage steam tube; The 55-formula steam accumulator of diving, 56-compensator steam tube, 57-compensator control valve, 58-steam automatic compensator, 59-is incubated bed course, 60-terrace.
Description of drawings
The utility model will combine accompanying drawing to set forth in detail based on exemplary embodiment.
In the accompanying drawing:
Fig. 1 shows the utility model embodiment's horizontal parabolic focalizer master schematic representation
Fig. 2 shows the utility model embodiment's horizontal parabolic focalizer side schematic representation
Fig. 3 shows the utility model embodiment's vault formula array focalizer master schematic representation
Fig. 4 shows the utility model embodiment's vault formula array focalizer side schematic representation
Fig. 5 shows the utility model embodiment's steam generator schematic representation
Fig. 6 shows the utility model embodiment's annular array focalizer master schematic representation
Fig. 7 shows the utility model embodiment's annular array focalizer side schematic representation
Fig. 8 shows the utility model embodiment's working line schematic representation
Embodiment
Among Fig. 1, Fig. 2, horizontal parabolic focalizer 5, Fresnel convergent lens 7, lens fine regulation device 8, Fresnel condenser mirror 12, reflector trimmer 13, double-shaft auto-tracking device 14 constitute first order light and heat collection system.Several piece Fresnel convergent lens 7 is arranged at horizontal parabolic focalizer 5 first halves by the different focal annular array; Lens fine regulation device 8, double-shaft auto-tracking device 14; Automatically with combining sunlight; Adopt lens refraction optically focused principle focusing sunlight, light and heat collection is carried out at the top of temperature converter 9 from top to bottom.Several piece Fresnel condenser mirror 12 is arranged at horizontal parabolic focalizer 5 Lower Halves by the different focal annular array; Reflector trimmer 13, double-shaft auto-tracking device 14; Automatically with combining sunlight; Adopt mirror reflects optically focused principle focusing sunlight, light and heat collection is carried out in temperature converter 9 bottoms from bottom to top.Produce the hot water of setting temperature in the temperature converter 9, warm water tube 10, temperature control safety check 16 get into steam generators 20 in the hot water warp.
Among Fig. 3, Fig. 4, vault formula array focalizer 17, Fresnel convergent lens 18, double-shaft auto-tracking device 19 constitute second level light and heat collection system.Double-shaft auto-tracking device 19 is automatically with combining sunlight.Several piece Fresnel convergent lens 18 is arranged at vault formula array focalizer 17 tops and both sides by focal distance; Three arrays of apportion; From top to bottom; Carry out top from light and heat collection to steam generator 20 and two sides respectively, make it to produce steam, multistage water separator 27 carries out vapour, water separation with steam.Vault formula array focalizer 17 carries out heat drying to the steam in the steam generator 20 simultaneously, and the steam behind the preliminarily dried gets in the superheat steam drying device 40 through internal steam pipe 25, outer steam tube 32.
Among Fig. 6, Fig. 7, annular array focalizer 41, Fresnel convergent lens 38, lens fine regulation device 39, Fresnel condenser mirror 43, reflector trimmer 42, double-shaft auto-tracking device 45 constitute third level light and heat collection system.Fresnel convergent lens 38 is arranged at annular array focalizer 41 first halves by the focal distance annular array, light and heat collection is carried out at the top of superheat steam drying device 40 from bottom to top.Fresnel condenser mirror 43 is arranged at annular array focalizer 41 Lower Halves by the focal distance annular array, light and heat collection is carried out in the bottom of superheat steam drying device 40 from bottom to top.Produce in the superheated steam generator 40 to meet and set 250 ℃ of operating temperatures, working pressure 1.5Mpa, degree of dryness greater than 98% superheated vapor.
Fig. 1 to Fig. 7 shows, horizontal parabolic focalizer 5, vault formula array focalizer 17,41 3 grades of focalizers of annular array focalizer all adopt horizontal type.Wherein horizontal parabolic focalizer 5, annular array focalizer 41 are a little more than ground; Vault formula array focalizer 17 places ground; Make full use of the refraction of Fresnel convergent lens printing opacity focusing principle, Fresnel convergent lens adjustable focal length principle and parabolic focusing principle; Heated body temperature converter 9, steam generator 20, superheat steam drying device 40 are placed the along of horizontal parabolic focalizer 5, vault formula array focalizer 17, annular array focalizer 41 respectively; With Fresnel convergent lens printing opacity focusing heat collection from top to down, thoroughly solved tower heat and power system and must build tall and big pylon and huge heliostat field thermal-arrest, slot type system heat build-up efficient is low, dish formula system can't maximize contradiction.
In like manner; Make full use of the refraction of Fresnel condenser mirror reflected light focusing principle, Fresnel condenser mirror adjustable focal length principle and parabolic focusing principle; Horizontal parabolic focalizer 5, annular array focalizer 41 are used Fresnel condenser mirror reflected sunlight from the bottom up simultaneously, have formed the 3 D stereo focusing system.
Among Fig. 3, Fig. 4, Fig. 5; Steam generator 20 is designed to convex; Fresnel convergent lens 18 on the vault formula array focalizer 17 is arranged in the top by focal length and three of both sides focus on array; Carrying out top from light and heat collection to steam generator 20 and two sides respectively, mainly is to be difficult to contradiction that the medium in the steam generator 20 is directly heated when solving the Fresnel convergent lens from top to down to the top light and heat collection of steam generator 20.
Among Fig. 8; Temperature converter 9, steam generator 20, internal steam pipe net 25, water separator 27, outer steam pipe system 32, superheat steam drying device 40, overheated steam pipe 47, turbo machine control valve 48, novel steam turbine 49, alternator 50 constitute the steam electric power operational system.The superheated vapor that produces in the superheat steam drying device 40 promotes novel steam turbine 49 and drives alternator 50 generatings through overheated steam pipe 47.
Among Fig. 3, Fig. 4, Fig. 8; Vault formula array focus device 17, Fresnel convergent lens 18, double-shaft auto-tracking device 19, glass heat-insulating cover 31, exhaust column 33, modified model turbine wind energy conversion system 26 and improvement enhancement mode Φ-Da Lie blower fan 35 constitute solar energy evacuated wind-force operational system.Vault formula array focus device 17, Fresnel convergent lens 18; Also air in the vaccum interval is heated when steam generator 20 is carried out the optically focused heating, form artificial sun's wind in the region of no pressure, cold airflow flows into from the intake grill of modified model turbine wind energy conversion system 26; Hot air flow flows out from the top suction opeing of exhaust column 33; The convection current of cold and hot air promotes modified model turbine wind energy conversion system 26 simultaneously and improves enhancement mode Φ-Da Lie blower fan 35, drives wind turbine power generation.
Among Fig. 8, reduction valve 53, storage steam tube 54, dive formula steam accumulator 55, compensator steam tube 56, compensator control valve 57, steam automatic compensator 58 constitute safety relief, steam storage and steam ACS.When vapor pressure in the steam generating system surpassed working pressure or steam flow and has a surplus, steam got into the formula steam accumulator 55 of diving through reduction valve 53, storage steam tube 54 and stores.
When night and sunlight were relatively poor, steam automatic compensator 58 was opened (turbo machine control valve 48 auto-closings) automatically, and the steam in the storage 55 compensation automatically drives generator 50 generatings for steam turbine 49.
The utility model has adopted two kinds of Fresnel condenser 3 D stereo light and heat collections technology and horizontal parabolic focalizer 5, vault formula array focalizer 17,41 3 kinds of focalizer structural forms of annular array focalizer, and adopts three grades to increase progressively mode of heating and heat step by step.
Two kinds of Fresnel light and heat collections technology that the utility model adopts, three kinds of focalizer structural forms, three grades increase progressively mode of heating and all can unite utilization and can independently use as the light and heat collection system again.
But the both combined cycle utilizations of solar energy generation technology of the utility model and solar energy evacuated wind energy power technology, also separate system uses separately.