China's Zhao Yuan Plant: Hualong-1 Reactor Construction

Energy Technology China

Sep 24, 2026 · 3 min read

China's Zhao Yuan Plant: Hualong-1 Reactor Construction

**China's ambitious nuclear energy plans have reached a new milestone: The start of construction on its first Hualong-1 reactor at the new Xiaoyuan plant.** This reactor design is meant to power 5 million homes and bolster China's nuclear energy ambitions.

The Magnitude of the Zhao Yuan Project

Move over, "a small feat of engineering." China's XIAOYUAN becomes the country’s nuclear energy scene towering achievement. Construction has begun on the Xiaoyuan plant in Shandong province, marking the start of China's first Hualong-1 reactor with 666-foot cooling towers. This isn’t just any nuclear power plant; it's a first-of-its-kind venture for China: It features the first Hualong-1 reactors with cooling towers.

The Unique Hualong-1 Reactor Design

The Hualong-1 is China's domestically designed third-generation nuclear reactor. Each reactor unit can generate about a gigawatt of power. Annually, that is enough to meet the energy demand of over 5 million people. Water from a nearby body is pumped to cool the steam that drives the turbines, and then cycled back into the reactor. The facility will eventually have six units, each with its own 666-foot cooling tower. The reactor utilizes a combination of active and passive safety systems. In the event of an emergency, these systems can shut down the reactor and cool it down without human intervention or external power. The design also incorporates a main cooling cycle, where large amounts of water are pumped from a nearby water body to cool the steam.

Driving China's Ambitions for Nuclear Energy

The Xiaoyuan plant represents a quantum leap in China's nuclear energy sector. By 2030, China aims to increase its nuclear power capacity to 70 gigawatts, making the country a global leader in nuclear energy production. The Xiaoyuan plant will play a pivotal role in achieving this goal, thanks to its capacity to generate 50 billion kilowatt hours of energy annually. At once all units are complete, Xiaoyuan will produce enough electricity to power 5 million homes. The plant's advanced safety features and efficient design make it a model for future nuclear projects in China and beyond.

The Pore: A Time-Intensive Construction Method

The foundation of the Xiaoyuan plant is no easy feat. Construction workers lay down 8,800 cubic meters of concrete in a 60 hour continuous process. This method, known as pouring a continuous pore, ensures a strong and durable foundation to hold the weight of the nuclear reactor and its components. Each unit is stabilized by a 666-foot cooling tower, representing a significant engineering achievement.

Cooling Towers: Beyond Aesthetics

The 666-foot cooling towers are not just for show. They play a critical role in the plant's cooling system. The towers help dissipate heat generated by the reactor, ensuring that the plant operates safely and efficiently. Each tower is paired with a reactor unit, and together, they form an integral part of the plant's design.

The Zhao Yuan Plant: The Biggest Reason to Believe in China's Nuclear Might

The completion of the Zhao Yuan plant will be a major milestone for China's nuclear energy sector. It will not only increase the country's nuclear power capacity but also demonstrate China's capability to design and build advanced nuclear reactors. The plant's unique features, such as the 666-foot cooling towers and the Hualong-1 reactors, make it a standout project in the global nuclear energy landscape.

If You Visit, What Should You Look Out for?

The Zhao Yuan plant is massive. If you visit, get ready for concrete massive walls, concrete 666-foot towers. Do not expect tour guides or detailed signage. The plant is under construction, it is a secure site. However, eagle-eyed observers will notice signs that this project had to accommodate natural terrain.

Questions readers ask

What is the Hualong-1 reactor and why is it significant for China's nuclear energy plans?

The Hualong-1 reactor is China's domestically designed third-generation nuclear reactor. It's significant because it marks China's first large-scale, advanced nuclear reactor project. Each unit can generate about a gigawatt of power, enough to meet the energy demand of over 5 million people annually. This reactor is a key part of China's ambitious plans to increase its nuclear power capacity to 70 gigawatts by 2030.

Can you explain how the cooling towers at the Xiaoyuan plant work?

The 666-foot cooling towers at the Xiaoyuan plant are integral to the plant's cooling system. They help dissipate the heat generated by the reactor, ensuring that the plant operates safely and efficiently. Water from a nearby body is pumped to cool the steam that drives the turbines, and then cycled back into the reactor.

How does the construction method used for the Xiaoyuan plant ensure its durability?

The Xiaoyuan plant uses a method called pouring a continuous pore, where construction workers lay down 8,800 cubic meters of concrete in a 60-hour continuous process. This ensures a strong and durable foundation to hold the weight of the nuclear reactor and its components, stabilizing each unit with a 666-foot cooling tower.

What safety features does the Hualong-1 reactor have?

The Hualong-1 reactor utilizes a combination of active and passive safety systems. In the event of an emergency, these systems can shut down the reactor and cool it down without human intervention or external power. The design also incorporates a main cooling cycle, where large amounts of water are pumped from a nearby water body to cool the steam.

How will the completion of the Zhao Yuan plant impact China's nuclear energy sector?

The completion of the Zhao Yuan plant will significantly increase China's nuclear power capacity and demonstrate China's capability to design and build advanced nuclear reactors. It will play a pivotal role in China's goal to achieve 70 gigawatts of nuclear power capacity by 2030, making it a model for future nuclear projects both in China and globally.

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