A kind of Intelligent photovoltaic light-heat integration assembly
Technical field
The present invention relates to a kind of Intelligent photovoltaic light-heat integration assembly, belong to photovoltaic field.
Background technology
Photovoltaic module, solar energy being converted in the process of electric energy, due to the problem of material conversion efficiency, only has little portionDivide luminous energy to convert electric energy to, most of luminous energy is all that energy transform into heat energy causes temperature raise and slattern; Temperature raises and also causesConversion efficiency of solar cell reduces and reduces generated energy, has reduced the service life of photovoltaic module simultaneously. Therefore, for as far as possibleMake solar battery efficiency remain on higher level, make full use of the solar radiant energy of absorption, avoid heat to turn photovoltaic simultaneouslyChange the impact of efficiency, extend the service life of photovoltaic module, the heat energy producing in by heat-transfer device, solar cell being changedAbsorb and collect, and offer thermal hardware use, will play good photovoltaic and photothermal comprehensive utilization effect.
Photovoltaic module exceedes 25 years conventional service life, and conventional photo-thermal heat collecting module makes its use because of corrosion and ageing reasonLife-span is no more than 10 years. Existing various photovoltaic and photothermal integral assemblies are all directly to combine by a framework at present, existOnce split the i.e. drawback of damaged entirety; At present existing various photovoltaic and photothermal integral assemblies existence intellectuality is simultaneously not enough,Inconvenient defect is installed.
In view of this, the inventor studies this, develops specially a kind of Intelligent photovoltaic light-heat integration assembly,This case produces thus.
Summary of the invention
The object of this invention is to provide a kind of dismounting convenient, the Intelligent photovoltaic simultaneously with generating and heat supply is photothermal integratedChange assembly.
To achieve these goals, solution of the present invention is:
A kind of Intelligent photovoltaic light-heat integration assembly, comprise photovoltaic module, heat collecting module, Miniature inverter, framework andAdjustable trestle, wherein, photovoltaic module and the combination of photo-thermal heat collecting module are arranged in framework, and heat collecting module is by heat conduction binding agentBe bonded in the photovoltaic module back side, Miniature inverter is arranged on the side of photovoltaic module, and adjustable trestle is fixedly connected on frameworkThe back side.
Above-mentioned photovoltaic module is monocrystalline silicon or polysilicon type Crystalline Silicon PV Module, and its structure is successively by the low iron steel of high printing opacityChange glass, EVA packaging adhesive film, crystalline silicon solar cell piece, EVA packaging adhesive film and transparent back panel composition.
Above-mentioned heat collecting module comprises snake net type metal heat-conducting tube, heat-insulation foam material and heat-insulation and heat-preservation metallic plate, wherein, and goldBelong to the top that heat pipe is arranged on heat-insulation and heat-preservation metallic plate, heat-insulation foam material is filled the top that is arranged on heat-insulation and heat-preservation metallic plateAnd between metal heat-conducting tube space. The snake net type metal heat-conducting tube of above-mentioned heat collecting module for taking coiled pipe as main line, combination hairTubule is the netted heat-conducting copper pipe of the snake of point pipeline or aluminum pipe, increases heat conduction contact area with this moulding, increases heat-collecting capacity.
Above-mentioned Miniature inverter is the miniature grid-connected inverter that possesses maximal power tracing function; This Miniature inverter is fixedExport busbar at photovoltaic module upper side to connect photovoltaic module.
Said frame comprises fixed light photovoltaic assembly aluminium frame and fixed set thermal modules aluminium frame two big frame parts, withAnd the aluminium alloy securing member that above-mentioned two big frame parts are used is fixed in combination.
Said frame comprises overlaps independently aluminium alloy securing member more, and every cover aluminium alloy securing member comprises single aluminium alloy cardThe screw bolt and nut of part, a pairing.
On the aluminium frame that above-mentioned fixed set thermal modules is used, be further provided with circular mounting hole, for fixing snake net type metal guideThe water inlet pipe of heat pipe and outlet pipe.
Above-mentioned adjustable trestle by the bolt and nut matching, the supporting rail angle steel that comprises installing hole and adjust spacing andThe compositions such as the traverse rod angle steel that fixed support rail angle steel is used, can be by being fixed on installations different on traverse rod angle steel by supporting rail angle steelPosition, hole is realized adjusting pole base spacing and then is reached the object of adjusting pole support angle.
Operation principle is: the solar cell conversion of solar energy in photovoltaic module, fraction solar energy converts direct current toElectric energy, the high-efficiency inversion function of the Miniature inverter through possessing MPPT function converts AC energy to, supplies all kinds of electric loadings of usingUse or directly connect electrical network this part electric energy is sold to grid company; Most of solar energy energy transform into heat energy, through thermal-arrest mouldHeat pipe in piece absorbs to be collected, and the liquid water in heating heat pipe, moves towards other by hydro-thermal ringing by heat band and establishAvailable heat, can effectively reduce photovoltaic module surface Working Temperature simultaneously, thereby conversion efficiency of solar cell is improved, and increasesGenerated energy.
Intelligent photovoltaic light-heat integration assembly of the present invention removes inner photovoltaic and heat collecting module is installed by combinationAlso can combine multiple entirety and use, for example: can, by multiple identical photovoltaic and photothermal integral assemblies, pass through group simultaneously outward,On part, the Miniature inverter output connecting head of standard configuration carries out connection in series-parallel connection to increase generated energy and to pass through heat pipe water inlet pipe and water outlet pipeBe connected in series to increase hot water amount.
Above-mentioned Intelligent photovoltaic light-heat integration assembly tool has the following advantages:
1, fully utilize by photovoltaic and photothermal, improved the utilization rate of solar radiation energy;
2, by utilizing Miniature inverter, improve generated power of solar cell, increased overall security and stability;
3, by framework composition installation photovoltaic component and heat collecting module, dismounting is convenient, and favourable subsequent installation is safeguarded;
4, described integral component can carry out quick modular combination, has good expansion;
5, by can Automatic-adjusting bracket angle, increase the area applications adaptability of this assembly, realize style standards and applicationGeneralization.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Brief description of the drawings
Fig. 1 is the Intelligent photovoltaic light-heat integration modular construction schematic diagram of the present embodiment;
Fig. 2 is the Intelligent photovoltaic light-heat integration modular construction partial cross sectional view of the present embodiment;
Fig. 3 is the heat collecting module structural representation of the present embodiment;
Fig. 4 is the frame structure schematic diagram of the present embodiment;
Fig. 5 is the adjustable supporting structure schematic diagram of the present embodiment.
Detailed description of the invention
As shown in Figure 1-2, a kind of Intelligent photovoltaic light-heat integration assembly, comprises photovoltaic module 1, heat collecting module 2, miniatureInverter 3, framework 4 and adjustable trestle 5, wherein, photovoltaic module 1 and 2 combinations of photo-thermal heat collecting module are arranged in framework 4, collectionThermal modules 2 is by heat conduction adhesive bond at photovoltaic module 1 back side, and Miniature inverter 3 is arranged on the side of photovoltaic module 1, canMode support 5 is fixedly connected on the back side of framework 4.
In the present embodiment, above-mentioned photovoltaic module 1 is monocrystalline silicon photovoltaic module, and it is from top to down successively by the low iron of high printing opacitySafety glass, EVA packaging adhesive film, crystalline silicon solar cell piece, EVA packaging adhesive film and transparent back panel composition.
As shown in Figure 3, above-mentioned heat collecting module 2 comprises snake net type metal heat-conducting tube 21, heat-insulation foam material 22 and heat insulation guarantorTemperature metallic plate 23, wherein, metal heat-conducting tube 21 is arranged on the top of heat-insulation and heat-preservation metallic plate 23, and heat-insulation foam material 22 is filled peaceBe contained between the top and metal heat-conducting tube 21 spaces of heat-insulation and heat-preservation metallic plate 23. The snake net type metal guide of above-mentioned heat collecting module 2Heat pipe 21 is taking coiled pipe as main line 211, combines the snake netted heat-conducting copper pipe of capillary 212 as point pipeline, adopts main line211 combine with combination capillary 212, can increase heat conduction contact area, increase heat-collecting capacity.
Above-mentioned Miniature inverter 3 is for possessing the miniature grid-connected inverter of maximal power tracing function; This Miniature inverter 3 is solidFix on photovoltaic module 1 upper side and export busbar to connect photovoltaic module 1. Miniature inverter 3 operation principles: due to monolithic photovoltaicThe output voltage of battery is generally between 22V-45V, far below operable alternating voltage (220AC). Therefore, first needA DC/DC booster converter booster tension, after DC boosting, then is transformed into direct current energy through DC/AC converterAC energy. The key component of Miniature inverter is DC/DC booster converter and DC/AC converter. DC/DC booster converter andThe change of current of DC/AC converter is all by the conducting of switching device or turn-offs and realize. Controller is for leaving to power electronicsThe functions such as pass provides driving pulse, realizes MPPT algorithm, grid-connected control, anti-island protect, over-voltage over-current protection and digital communication.EMI/EMC wave filter is used for suppressing the interfering signal such as Conduction Interference, common mode disturbances and between Miniature inverter output and electrical networkImpedance is provided. Accessory power supply is the power supplies such as controller, all feedback circuits and sample circuit.
As shown in Figure 4, said frame 4 comprises fixed light photovoltaic assembly aluminium frame 41 and fixed set thermal modules aluminium frame 42Two big frame parts, and the aluminium alloy securing member 43 that above-mentioned two big frame parts are used is fixed in combination. Said frame 4 comprises many coversIndependently aluminium alloy securing member, every cover aluminium alloy securing member comprises the screw bolt and nut of single aluminium alloy fastener, a pairing, itsIn, described aluminium alloy fastener cross section is that " [" is for locking framework 4. Further on the aluminium frame 42 that above-mentioned fixed set thermal modules is usedBe provided with circular mounting hole, for water inlet pipe 213 and the outlet pipe 214 of fixing snake net type metal heat-conducting tube.
As shown in Figure 5, above-mentioned adjustable trestle 5 by the bolt and nut 51 matching, the supporting rail angle steel 52 that comprises installing hole,And adjust the composition such as traverse rod angle steel 53 of spacing and fixed support rail angle steel 52 use, can be by supporting rail angle steel 52 be fixed onOn traverse rod angle steel 53, different mounting hole site realizes adjusting pole base spacing and then reaches the order of adjusting pole support angle.
Operation principle is: the solar cell conversion of solar energy in photovoltaic module, fraction solar energy converts direct current toElectric energy, the high-efficiency inversion function of the Miniature inverter through possessing MPPT function converts AC energy to, supplies all kinds of electric loadings of usingUse or directly connect electrical network this part electric energy is sold to grid company; Most of solar energy energy transform into heat energy, through thermal-arrest mouldHeat pipe in piece 2 absorbs to be collected, and the liquid water in heating heat pipe 21, moves towards other by hydro-thermal ringing by heat bandEquipment heat supply, can effectively reduce photovoltaic module surface Working Temperature simultaneously, thereby conversion efficiency of solar cell is improved, and increasesAdd generated energy.
Intelligent photovoltaic light-heat integration assembly of the present invention removes interior lights photovoltaic assembly 1 and heat collecting module 2 passes through groupClose outside installation, also can combine multiple entirety and use, for example: can be by multiple identical photovoltaic and photothermal integral assemblies, simultaneouslyCarry out connection in series-parallel connection to increase generated energy and to enter by heat pipe by the Miniature inverter output connecting head of standard configuration on assemblyOutlet pipe is connected in series to increase hot water amount.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, any under technical field commonSuitable variation or modification that technical staff does it, all should be considered as not departing from patent category of the present invention.