Solar Energy Potential in Meizhou, Guangdong, China

Meizhou, Guangdong, China, located in the Northern Sub Tropics at coordinates 24.2903, 116.1074, offers a relatively favorable location for solar PV energy generation throughout the year. The seasonal electricity output shows consistent production across all four seasons, with some natural variation. Summer stands out as the most productive season, generating an average of 5.49 kWh per day for each kilowatt of installed solar capacity. This peak production aligns with longer days and more direct sunlight during summer months. Autumn and spring show similar production levels, with 4.72 kWh/day and 4.58 kWh/day respectively per kW of installed capacity. These transitional seasons still provide strong solar generation potential despite not matching summer's peak output. Winter experiences the lowest production at 4.19 kWh/day per kW installed, but this figure remains relatively strong compared to many other locations at similar latitudes. The modest seasonal variation indicates that Meizhou maintains decent solar potential year-round.

Optimal Panel Installation

For fixed solar panel installations in Meizhou, Guangdong, the ideal tilt angle to maximize total year-round production is 22 degrees facing South. This specific angle has been calculated by analyzing the sun's position throughout the year relative to Meizhou's latitude, weighted by the daily PV potential at this location.

Environmental Considerations

Several environmental factors could potentially impact solar production in Meizhou:

• Typhoon exposure: Meizhou's proximity to the South China Sea makes it vulnerable to seasonal typhoons that could damage solar installations. Reinforced mounting systems and wind-resistant panel designs are recommended.
• Monsoon rainfall: The region experiences heavy seasonal rains that can reduce solar efficiency through cloud cover and panel soiling. Adequate drainage systems and regular cleaning maintenance are essential.
• Air pollution: Industrial activities in the broader region may contribute to atmospheric particulate matter that reduces solar irradiance. Anti-soiling coatings on panels can help mitigate this issue.

To maximize production despite these challenges, solar installations in Meizhou should incorporate sturdy mounting systems rated for high wind conditions, implement automated or scheduled cleaning systems to address monsoon-related soiling, and consider slightly oversizing the system to compensate for occasional weather-related production losses. Overall, Meizhou presents a good location for solar PV with consistent year-round production potential, especially when installations are optimized for the local environmental conditions.

Note: The Northern Sub Tropics extend from 23.5° latitude North up to 35° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 319 locations across China. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in China by location

Solar output per kW of installed solar PV by season in Meizhou

Seasonal solar PV output for Latitude: 24.2903, Longitude: 116.1074 (Meizhou, China), based on our analysis of 8760 hourly intervals of solar and meteorological data (one whole year) retrieved for that set of coordinates/location from NASA POWER (The Prediction of Worldwide Energy Resources) API:

 

Ideally tilt fixed solar panels 22° South in Meizhou, China

To maximize your solar PV system's energy output in Meizhou, China (Lat/Long 24.2903, 116.1074) throughout the year, you should tilt your panels at an angle of 22° South for fixed panel installations.

As the Earth revolves around the Sun each year, the maximum angle of elevation of the Sun varies by +/- 23.45 degrees from its equinox elevation angle for a particular latitude. Finding the exact optimal angle to maximise solar PV production throughout the year can be challenging, but with careful consideration of historical solar energy and meteorological data for a certain location, it can be done precisely.

We use our own calculation, which incorporates NASA solar and meteorological data for the exact Lat/Long coordinates, to determine the ideal tilt angle of a solar panel that will yield maximum annual solar output. We calculate the optimal angle for each day of the year, taking into account its contribution to the yearly total PV potential at that specific location.

Seasonally adjusted solar panel tilt angles for Meizhou, China

If you can adjust the tilt angle of your solar PV panels, please refer to the seasonal tilt angles below for optimal solar energy production in Meizhou, China. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 22° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
9° South in Summer	29° South in Autumn	39° South in Winter	17° South in Spring

Our recommendations take into account more than just latitude and Earth's position in its elliptical orbit around the Sun. We also incorporate historical solar and meteorological data from NASA's Prediction of Worldwide Energy Resources (POWER) API to assign a weight to each ideal angle for each day based on its historical contribution to overall solar PV potential during a specific season.

This approach allows us to provide much more accurate recommendations than relying solely on latitude, as it considers unique weather conditions in different locations sharing the same latitude worldwide.

Calculate solar panel row spacing in Meizhou, China

We've added a feature to calculate minimum solar panel row spacing by location. Enter your panel size and orientation below to get the minimum spacing in Meizhou, China.

Our calculation method

1. Solar Position:
   We determine the Sun's position on the Winter solstice using the location's latitude and solar declination.
2. Shadow Projection:
   We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle.
3. Minimum Spacing:
   We add the shadow length to the horizontal space occupied by tilted panels.

This approach ensures maximum space efficiency while avoiding shading during critical times, as the Winter solstice represents the worst-case scenario for shadow length.

Topography for solar PV around Meizhou, China

The region surrounding Meizhou, located in northeastern Guangdong Province in southern China, presents a diverse topographical landscape characterized primarily by hills, mountains, and river valleys. This area sits within the transitional zone between the coastal plains of Guangdong and the more mountainous terrain of inland China, creating a varied elevation profile that influences both climate patterns and land use possibilities.

Topographical Features

Meizhou itself is nestled in a basin surrounded by mountains on three sides, with the Mei River (Meijiang) flowing through the city. The terrain gradually rises from the central river basin outward toward the surrounding highlands. The northern and eastern portions of Meizhou prefecture feature more pronounced mountain ranges, with elevations reaching between 500-1000 meters above sea level in many areas. The Lianhua Mountain range extends through parts of this region, creating distinctive ridgelines and valleys. The southern and western areas tend to have more gentle hills and lower mountains, gradually descending toward the coastal plains of Guangdong Province. Throughout the region, numerous tributaries of the Mei River create valleys that have historically served as natural transportation corridors and fertile agricultural land. This varied topography has created a landscape of terraced fields on hillsides, with settlements traditionally concentrated in the river valleys and basin areas where flat land is more available. The mountainous nature of much of the surrounding terrain has historically limited large-scale development in certain directions.

Solar PV Potential Areas

For large-scale solar photovoltaic installations, several areas around Meizhou present favorable conditions based on topographical considerations: The gently sloping hills to the south and southwest of Meizhou city offer promising locations for solar development. These areas feature adequate elevation to avoid flooding concerns while not being so steep as to complicate construction. The south-facing slopes in particular would receive consistent solar exposure throughout the year. Some of the broader valley floors and plateaus between mountain ranges, especially in the western portions of Meizhou prefecture, provide relatively flat terrain that would minimize site preparation costs for large installations. These areas typically have fewer forest resources than the steeper mountain slopes, reducing environmental impact concerns for clearing. The transitional zones between the basin and surrounding uplands often feature degraded agricultural land or former mining sites that could be repurposed for solar development. These areas frequently have existing road access, making construction and maintenance more feasible. Areas to avoid would include the steeper mountain slopes in the northern reaches of the prefecture, where installation would be technically challenging and potentially destabilizing to the terrain. The central river basin areas, while flat, serve as important agricultural land and urban development zones, making them less suitable for large-scale solar deployment. The eastern mountains, which receive more cloud cover due to moisture from the South China Sea, would generally be less optimal than the western and southern regions. Additionally, any areas with dense forest coverage would present both environmental concerns and higher development costs. The ideal solar PV locations would balance several topographical factors: moderate elevation to avoid valley fog but not so high as to encounter frequent cloud cover or difficult construction conditions; gentle slopes preferably oriented southward; and proximity to existing infrastructure without encroaching on prime agricultural or densely populated areas.

China solar PV Stats as a country

China ranks 1st in the world for cumulative solar PV capacity, with 306,973 total MW's of solar PV installed. This means that 6.20% of China's total energy as a country comes from solar PV (that's 13th in the world). Each year China is generating 217 Watts from solar PV per capita (China ranks 24th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in China?

Yes, there are several incentives for businesses wanting to install solar energy in China. These include subsidies from the Chinese government, preferential tax policies, and access to low-interest loans. Additionally, businesses may be eligible for renewable energy certificates (RECs) which can be sold on the open market for additional income.

Do you have more up to date information than this on incentives towards solar PV projects in China? Please reach out to us and help us keep this information current. Thanks!

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Compare this location to others worldwide for solar PV potential

The solar PV analyses available on our website, including this one, are offered as a free service to the global community. Our aim is to provide education and aid informed decision-making regarding solar PV installations.

However, please note that these analyses are general guidance and may not meet specific project requirements. For in-depth, tailored forecasts and analysis crucial for feasibility studies or when pursuing maximum ROI from your solar projects, feel free to contact us; we offer comprehensive consulting services expressly for this purpose.

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