Solar Energy Projects

Agrivoltaics – combining land for solar and agriculture – is a genuine win-win. It allows a single piece of land to produce both food and clean energy at the same time. Around the world, farmers are finding that solar infrastructure creates microhabitats that boost resilience, improve yields and reduce water stress. For the agriculture: ✅ Shade from the panels lower ground temperatures and reduces evaporation. In arid areas, this has doubled or even tripled crop yields while cutting irrigation needs by half. ✅ Shade-tolerant crops like lettuce, kale, berries and broccoli thrive under reduced heat stress, especially during extreme weather. ✅ Higher soil moisture also promotes healthier pasture, leading to more nutritious forage for grazing animals. For solar operators: ✅ Sheep naturally keep vegetation under control, reducing mowing and maintenance costs and lowering fire risk. They also prevent plants from shading the panels. ✅ Crops underneath the panels help to cool the modules, improving performance on hot days. And the animals benefit too. A 3-year study of 1,700 sheep at the Wellington Solar Farm in NSW found the sheep produced higher quality wool and more of it. The arrays offer shade in summer, shelter during storms and cooler microclimates throughout the day. Economically it's a strong proposition: - Landowners gain a stable income stream while keeping land productive. - Developers access more viable sites with fewer permitting hurdles. - Communities retain agricultural land and benefit from local investment and tax revenue. And in the US, a significant "solar grazing" industry is emerging, where farmers become vegetation managers. They rent out flocks of sheep to solar farm owners and the sheep trim the vegetation. Agrivoltaics is showing that solar and agriculture don’t have to compete for land. They can thrive together – and create more value in the process. Image credit: Enel Green Power #energy #renewables #energytransition

Solar + Batteries now deliver near-24/7 clean power—cheaper than coal or nuclear. New data from Ember's "Solar electricity every hour of every day is here and it changes everything" report shows co-located solar PV and batteries can now deliver near-constant electricity (97–99% uptime) at $104/MWh—already cheaper than new coal ($118/MWh) and far below nuclear ($182/MWh). And that’s based on 2024 prices. Battery costs alone fell 40% in the past year. This isn’t just true for Las Vegas or Muscat. Even in European cities like Madrid, Rome, and Athens, solar+battery setups can now cover the vast majority of hours across the year. Even in cities like Birmingham, over 60% of annual hourly demand can be met using this architecture. The implication? Solar is no longer bound by the sun. For industrial users, utilities, and system operators, this changes the logic of grid investment, backup planning, and PPA design. Yet much of Europe still plans infrastructure and markets based on the outdated idea that clean power is intermittent. If solar + batteries can now deliver round-the-clock, low-cost power across much of Europe, why are we still designing systems as if they can’t? Graphs by Carbon Brief; see report in the comment section.

I used to think solar panels and green roofs were like oil and water—you had to pick one. Panels need full sun to generate electricity. Plants need sunlight to grow. Shade one, and the other suffers. A pilot study by BCA, NParks, and NUS proves otherwise. They tested co-located solar panels and greenery on the rooftop of Alexandra Primary School in Bukit Merah from November 2021 to October 2022—and the results are fascinating: 1️⃣ Panels perform better when cooler Solar panels lose efficiency when they get hot—sometimes several percent under direct sun. Green roofs cool the panels naturally through evapotranspiration, where plants release water vapor that absorbs heat. Result: ~1.3% higher electricity output, enough to power 7,400 HDB flats a year if scaled across Singapore. 2️⃣ Plants thrive under panels Shade-tolerant species like Pilea Depressa grew 20% more horizontal coverage than on a regular green roof. Partial shade protects plants from intense sun while still allowing photosynthesis. Bonus: urban biodiversity improves without extra maintenance. 3️⃣ Buildings stay cooler and more efficient Shading the roof reduces indoor ceiling temperatures. Less aircon = lower energy use and happier occupants. It’s a win-win for building owners and the environment. The takeaway? Innovation doesn’t always mean new tech. Sometimes it’s about rethinking how existing systems can complement each other. Solar panels + green roofs: two “oil and water” systems that actually work beautifully together. Given Singapore’s limited rooftop space, this approach shows that rooftops can generate electricity, support greenery, and keep buildings cool—all at once. #Sustainability #UrbanInnovation #GreenBuildings #SolarPower #Singapore

To truly advance global sustainability, urban planning must prioritize the strategic placement of solar infrastructure on existing surfaces rather than clearing undeveloped land. By utilizing the expansive rooftops of schools, hospitals, and grocery stores, as well as covering vast parking lots with solar canopies, we can generate significant clean energy without sacrificing natural habitats. This approach transforms idle space into productive assets, allowing communities to maximize their resource efficiency within the footprint they already occupy. Shifting toward decentralized energy production would serve as a structural game-changer for metropolitan areas. Implementing solar arrays on critical infrastructure would provide these institutions with a higher degree of energy independence, reducing their reliance on the centralized power grid. For hospitals, this adds a layer of resilience during emergencies, while schools and commercial centers can drastically lower their operational costs and carbon footprints through direct, on-site power generation. This invasive-free transition represents the next logical step in smart city development, blending practical utility with environmental stewardship. By integrating renewable technology into the fabric of our daily surroundings, clean energy becomes a visible and functional part of community life. Moving forward, the focus should remain on these high-impact, built-environment solutions to ensure that the path to a green future is both efficient and respectful of our remaining natural landscapes.

As the global push for renewable energy grows, it’s not only about using solar power — it’s about using space wisely. Placing massive solar farms on fertile agricultural land can limit food production and strain global food security. But there’s a smarter, more profitable option already available in our cities: parking lots. Parking lots are large, underused spaces that sit in direct sunlight every day. By installing solar panel canopies, we can produce clean energy without harming farmland. These structures also provide shade, reduce urban heat, protect vehicles, and support EV charging stations, making them ideal for future-ready infrastructure. This solution benefits everyone. Cities gain sustainable power, businesses reduce energy bills, and investors tap into high-return solar energy projects. Solar parking systems help companies meet ESG goals, lower carbon emissions, and qualify for green energy incentives and tax benefits. Smart solar placement supports sustainable development, climate action, and long-term economic growth. It proves we don’t have to choose between agriculture and renewable energy — both can thrive together. True sustainability isn’t just about producing green power. It’s about making smarter land-use decisions, maximizing existing spaces, and investing in energy solutions that protect both the planet and our future. #SolarPower #RenewableEnergy #CleanEnergy #Sustainability

Everyone in wind energy knows: taller towers mean access to stronger and more stable winds. But as Lord Kelvin once said: “What you cannot measure, you cannot improve.”   So let’s put numbers on the benefits of increasing hub height for the same turbine. At the end, I’ll share a simple rule of thumb you can use for quick estimates.   👉 Example: A turbine with a 175m rotor diameter – quite a common size in today’s onshore projects. Case 1: Hub height 115m - typical for tubular steel towers. Case 2: Hub height 180m - by coincidence, exactly the lattice tower height we’re designing at Elawind for 6–10 MW turbines.   A straightforward calculation shows that by raising hub height, the power of the airflow through the swept area increases by 32%. In practice, that means the same turbine can deliver 30% more electricity every year – just from going higher! Of course, exact numbers depend on rotor size, Weibull k-factor, and local wind conditions. But here’s a reliable rule of thumb valid across most onshore projects: +20 m hub height ≈ +10% annual yield. Use it for fast and simple estimations. So if higher means better – why don’t we always go higher? The main barrier to taller towers has always been cost. That’s exactly what we’re solving at Elawind. Our robotically assembled 180m lattice towers cost the same as 115m tubular steel towers. The impact? Up to 30% more revenue without spending a cent more. That’s not just progress, that’s a breakthrough. Sounds like magic? It’s just engineering. 💡 Message me to get a free, quick estimate of the benefit our solution can bring to your project.

After years navigating the complexities of solar projects, I've distilled my learnings into what I call the 'Triple-P' framework – a North Star for viable and impactful solar development. It’s not just theory; it’s how I’ve personally approached and seen projects thrive, or sometimes stumble. I remember one early project where we had groundbreaking technology, but the local policy landscape was a labyrinth. We spent months untangling permits and understanding incentive structures. That's when 'Policy' became my first P. It’s the bedrock. Without a clear, supportive regulatory environment, even the most innovative project can get stuck in quicksand. Then there's 'People'. My biggest lesson here came from a community solar initiative. We had all the technical specs right, but we hadn't genuinely engaged the local residents from day one. Their concerns, their questions – we hadn't prioritized them. The project faced significant delays until we truly listened, adapting our approach. It highlighted that building trust and fostering local buy-in is as critical as any engineering design. Finally, 'Partnerships'. I’ve seen projects soar when diverse expertise comes to the table – from financiers and developers to local suppliers and community leaders. One particularly successful utility-scale project was a masterclass in collaboration, leveraging unique strengths to overcome challenges that no single entity could have tackled alone. So, before diving into the megawatts and financial models, I always ask: Have we truly understood the Policy? Are the right People engaged and empowered? And have we forged the essential Partnerships? These three pillars, for me, define a project's true potential. What are your non-negotiables when assessing a new energy project? #SolarEnergy #EnergyTransition #ProjectManagement #RenewableEnergy #ThoughtLeadership

A retrofit can boost solar yield by up to 15%. Most people have no idea this is possible. Here’s the truth: When people talk about solar growth, they talk about new builds, new projects, new records. But the real revolution is happening somewhere else-quietly, and with far more impact. Europe installed tens of gigawatts of PV between 2010 and 2015. Those assets are now 10–15 years old. Still working, but nowhere near their original specs. Here’s what you see on site: → Modules, degrading faster than planned. Output drops, year after year. → Inverters, out of warranty, unsupported, spare parts hard to find. → Trackers and wiring-fatigue, corrosion, sometimes outright failure. → Safety and yield: both can be improved massively with modern components. Sounds great, but here’s the reality: Most owners and operators still run these plants as if nothing has changed. They accept lower yields, higher O&M costs, and more downtime. But a well-executed retrofit can add 5–15% yield and extend the asset’s lifetime. That’s not theory. That’s proven-across hundreds of megawatts, in real projects. The second lifecycle of solar assets is here. Engineering, not installation speed, will define success. The old playbook-build fast, hand over, forget-doesn’t work anymore. What does a successful retrofit look like? - Replace modules with higher-efficiency units, designed for today’s weather and grid needs. - Upgrade inverters to smart models. Better yield, better grid support, fewer failures. - Rework trackers, wiring, and safety systems to prevent the next big outage. - Align O&M and EPC teams around long-term reliability, not just COD. Bottom line: Retrofits turn aging assets from yesterday’s problem into tomorrow’s opportunity. For investors, EPCs, and O&M companies, this is the next growth lane. I’ll talk about this in Prague at the Smart Energy Forum this week-how to turn legacy PV into high-performance assets that last. What’s your experience with PV retrofits? Where did you see the biggest gains-or the biggest headaches? #AndreasBach #SolarEnergy #Renewables #EPC #BESS #Czechia #Retrofit

Why would you build a green co-located battery in Germany? At first glance, it seems counterintuitive. A “green” battery - one that cannot charge from the grid - is heavily constrained. It earns less than one that can charge from the grid, and carries the same CapEx and optimisation cost as a fully flexible system. The result: much lower returns. Especially in winter, when a solar plant is producing very little power, the battery cannot turn to the grid to unlock its full energy-shifting power, which also reduces the system efficiency benefit of that battery. And yet, developers are building them. Why? Because green co-location solves two major problems in today’s German market: 🔹 Solar value is collapsing. Market capture rates are falling fast, making subsidy-free solar increasingly difficult to finance. A green battery can shift your generation into higher-priced hours and stabilise project revenues. 🔹 Grid access is the biggest bottleneck in Germany. With more than 700 GW in the interconnection queue, most batteries that require a grid import connection won’t get connected for years, if at all. A green battery, however, can be added behind the meter, bypassing the queue and allowing the project to start protecting solar value immediately. The result: Even with lower IRRs, green co-location unlocks projects that otherwise wouldn’t get built - with potential upside if a grid import connection is achieved in future. Hybrid PPAs plus innovative debt structures are now pushing many of these projects over the line. Head to the Modo Energy terminal to read our full analysis of the ideal setups, sizing, and their revenue and IRR impacts (link in comments)!