Peak Season for PV Power Generation | Tongwei TNC 2.0 Ensures "Maximum Output" Every Moment
2025-08-19

Following the Start of Autumn

which literally signifies the "beginning of autumn"

the season presents unique conditions for PV power stations

Despite shorter daylight hours

the autumn season typically experiences less rainfall

The autumn with clear sky and crisp air

provides superior solar irradiance and comfortable temperatures

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These optimal conditions

are ideal for PV module operation

leading to peak power generation efficiency


Why not summer?

Despite the strongest solar irradiance and longest daylight hours

summer is not necessarily the season with the highest power generation

In fact, it may even underperform compared to spring or winter

Why is this the case?


Under Standard Test Conditions

(STC, which is typically defined as being 1000W/m2 of irradiance, with a cell temperature of 25°C)

the rated output power of PV module

decreases as the actual operating temperature

exceeds 25°C


The power degradation rate caused by temperature change

is determined by the module's temperature coefficient (usually negative)

Higher operating temperatures

directly lead to a reduction in module output power

thereby affecting power generation


In general

for every 1°C increase in temperature

the output power of N-type monocrystalline modules

decrease by 0.28% of the baseline value


Therefore, due to high temperatures, summer impacts the efficiency of modules and inverters

leading to increased failure rates. Consequently, overall power generation may decrease, making it not the season with the highest power output

A good generation season deserves good returns

Entering the peak season for PV power generation

choosing a high-quality module with high energy yield

high reliability, and assured service

is a crucial foundation for generating more power and achieving better returns

Tongwei TNC 2.0 modules integrate:

908 Technology

(Tongwei's proprietary 0BB technology)

Poly Tech

TPE Technology

and steel screen printing


These four technologies enhance the power generation

performance of the product across various scenarios


Eastern coastal region:


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Based on calculations for a 1MW distributed color steel tile project

in China's eastern coastal region

using Tongwei TNC 2.0 modules (TWMNH-66HD640):

 

the estimated power generation in August is approximately

131,700 kWh

sufficient to meet the annual electricity needs of

78 urban and rural households

or to power an electric vehicle

for 658,500 to 1,053,600 kilometers

(Tongwei internal calculations)

 

Northwestern deserts

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Based on calculations for a 100MW centralized PV power station

in China's northwestern desert

using Tongwei TNC 2.0 modules (TWMNH-66HD640):

 

the estimated power generation in August is approximately

17,612,800 kWh

equivalent to planting a forest of

approximately 90.84 hectares

(Tongwei internal calculations)

 

Southern coastal areas

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Based on calculations for a 100MW centralized PV power station

in China's southern coastal region

using Tongwei TNC 2.0 modules (TWMNH-66HD640):

 

the estimated power generation in August is approximately

13,781,900 kWh

equivalent to reducing carbon dioxide emissions by approximately

12,981.17 tons

(Tongwei internal calculations)


Northeastern region

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Based on calculations for a 100MW centralized PV power station

in China's northeastern region

using Tongwei TNC 2.0 modules (TWMNH-66HD640):

 

the estimated power generation in August is approximately

16,900,800 kWh

equivalent to reducing carbon dioxide emissions by approximately

15,918.86 tons

and annually saving approximately

5,095.59 tons

(Tongwei internal calculations)

 

Tongwei TNC 2.0 modules

driven by the "dual engines" of technological innovation and intelligent manufacturing

fully initiate "efficiency evolution"

to amplify the value of every ray of sunlight

and imbue every kilowatt-hour of electricity with greater significance

advancing green energy development

enabling a better life for mankind

making the brighter future within reach and ever more achievable