A solar cell is a device that responds to light and converts light energy into electricity.There are many kinds of materials that can produce photovoltaic effect, such as: monocrystalline silicon, polycrystalline silicon, amorphous silicon, gallium arsenide, selenium, indium copper, etc.The principle of their power generation is basically the same. Let's take crystal silicon as an example to describe the photoelectric generation process.N-type silicon can be obtained by doping P- type silicon and forming P-N junction.
When light hits the surface of a solar cell, some of the photons are absorbed by the silicon material;The energy of the photon is transferred to the silicon atom, which makes the electrons transition and become free electrons gathered on both sides of the P-N junction, forming a potential difference. When the external circuit is connected, under the action of this voltage, there will be a current flowing through the external circuit to produce a certain output power.The essence of this process is: the process of converting photon energy into electric energy.
Model | 1 | 2 | 3 | 4 | 5 |
Rated Maximum Power at STC | 540W | 545W | 550W | 555W | 560W |
Open Circuit Voltage(Voc/V) | 49.60 | 49.75 | 49.90 | 50.05 | 50.20 |
Maximum Power Voltage(Vmp) | 41.64 | 41.80 | 41.96 | 42.12 | 42.28 |
Short Circuit Current(Isc/A) | 13.86 | 13.93 | 14.00 | 14.07 | 14.14 |
Maximum Power Current(Imp) | 12.97 | 13.04 | 13.11 | 13.18 | 13.25 |
Module Efficiency(%) | 21.1 | 21.3 | 21.5 | 21.7 | 21.9 |
Standard Test Condition(STC) | Irradiance 1000w/m2, Cell Temperature 25 Centigrade, Air Mass 1.5 |
ELECTRICAL DATA(NMOT) | |||||
Maximum Power-PMAX (Wp) | 408 | 412 | 416 | 420 | 424 |
Maximum Power Voltage(VMPP/V) | 38.99 | 39.21 | 39.44 | 39.67 | 39.90 |
Maximum Power Current-IMPP (A) | 10.47 | 10.51 | 10.55 | 10.59 | 10.63 |
Open Circuit Voltage-VOC (V) | 46.43 | 46.55 | 46.68 | 46.81 | 46.93 |
Short Circuit Current-ISC (A) | 11.09 | 11.13 | 11.17 | 11.21 | 11.25 |
(1) toughened glass: its role is to protect the main body of power generation (such as battery)
(2) EVA: used to bond and fix toughened glass and the main body of power generation (battery)
(3) Battery: The main function is to generate electricity -- crystal silicon solar cells and thin film solar cells
(4) Backboard: function, sealing, insulation and waterproof.
(5) aluminum alloy: protective laminated parts, play a certain sealing, support role.
(6) junction box: protect the whole power generation system, play the role of current transfer station.
(7) silicone: sealing function, used to seal components and aluminum alloy frame, etc
(1) Small power supply ranging from 10-100W, used in remote areas without electricity such as the plateau, islands, pastoral areas, border posts and other military and civilian life electricity, such as lighting, TV, radio recorder, etc.;
(2) 3-5KW household roof grid-connected power generation system;
(3) Photovoltaic water pump: solve the drinking and irrigation of deep water Wells in areas without electricity.
Such as navigation lights, traffic/railway signal lights, traffic warning/sign lights, street lights, high altitude obstacle lights, highway/railway wireless telephone booths, unattended road shift power supply, etc.
Solar unattended microwave relay station, optical cable maintenance station, broadcasting/communication/paging power supply system;Rural carrier telephone photovoltaic system, small communication machine, soldiers GPS power supply, etc.
Oil pipeline and reservoir gate cathodic protection solar power supply system, oil drilling platform life and emergency power supply, ocean detection equipment, meteorological/hydrological observation equipment, etc.
Such as solar garden lamp, street lamp, hand lamp, camping lamp, mountaineering lamp, fishing lamp, black light, glue cutting lamp, energy-saving lamp and so on.
10KW-50MW independent photovoltaic power station, wind-solar (firewood) complementary power station, various large parking plant charging stations, etc.
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Adhering to the concept of "scientific and technological innovation, creating the future", the company elaborately creates a series of water heater products with high quality, energy saving, environmental protection and health.Create a new and healthy hot water life new fashion.