About Product

Highlight

1. Mature 300MW subcritical coal-fired units with long-term stable operation records
2. Famous domestic three main equipment: Wuhan Boiler, Dongfang Turbine & Generator
3. Two turbine & excitation types for flexible project matching
4. Water-hydrogen-hydrogen cooled generator with high-efficiency ventilation
5. Full environmental retrofits: de-dusting, desulfurization, low-NOx burner, SCR denitrification
6. Ultra-low flue gas emission, meeting strict global environmental standards
7. Updated DCS system for intelligent automatic control
8. Turbine flow passage upgrade improves efficiency & cuts coal consumption
9. Units put into service in 2001 & 2006 with complete operation data
10. Complete auxiliaries & sufficient spare parts for easy maintenance
11. Second-hand complete sets, lower investment & faster ROI
12. Full technical documents and lifelong professional technical support

 

About Us

Insun Industry Co., Ltd -- As a global expert in industrial plant relocation, our company focuses on the cement and power generation industries, providing one-stop full-chain relocation solutions for industrial plants and production lines. Our core businesses include pre-sale inspection, equipment dismantling & site clearance, surface restoration, export-grade packing, international logistics, on-site installation & commissioning, and spare parts supply. We also offer one-package supply of clinker burning lines and cement grinding lines. In terms of trade, we support price terms such as FOB, FCA, CIF and CFR, with shipments available from all major China ports. We accept Letter of Credit (L/C) and T/T payments, and provide full machinery drawings after purchase confirmation. We ensure the efficient and safe progress of projects throughout the whole process, helping customers optimize assets and expand their global layout

                 

FAQs

What industry sectors can you serve

You can get comprehensive solutions for your heavy industry needs, including construction, cement, concrete, chemical, and power sectors

What core equipment can you provide for your projects

You can get vertical mills, ball mills, rotary kilns, roller presses, concrete batching plants, gypsum plants and related spare parts

What energy sector solutions can you offer

You can get equipment and support for HFO, biomass, coal-fired, wind, and hydropower plants, along with supporting infrastructure

Can you provide EPC turnkey solutions for your projects

You can get complete turnkey production lines, covering raw material crushing, grinding, calcination to final product processing

Is your service available for your overseas projects

You can get professional services worldwide, including dismantling, packing, shipping, on-site installation and technical guidance

How do you handle logistics for your overseas orders

You can rely on our experienced logistics team to handle sea/air freight, customs clearance and all necessary documentation

How can you get a quote or project

consultation

can contact our international sales team via email or the "Request a Quote" form on our website for a prompt response

Can you get customized solutions for your unique project needs

You can get customized solutions tailored to your production capacity, site conditions and budget requirements

Insun presents a comprehensive overview of a used 4x300MW coal power generation plant equipped with Wuhan boiler and Dongfang turbine generator technologies. This detailed product description highlights the plant’s features, applications, innovation points, and technical advantages while addressing retrofit opportunities and large-scale operational considerations. Designed for energy companies, independent power producers, and infrastructure investors, this offering emphasizes reliability, cost-effectiveness, and proven performance in coal-fired power generation

Product Overview and Core Components

The used 4x300MW coal power generation plant is a robust, modular configuration featuring four 300MW generating units. Each unit integrates a Wuhan boiler and a Dongfang turbine generator to deliver combined capacity and operational flexibility. The Wuhan boiler is recognized for its stable steam production, efficient heat transfer, and compatibility with diversified fuel qualities. Paired with the Dongfang turbine generator, the system achieves high thermal efficiency and reliable electrical output. The combination of Wuhan boiler and Dongfang turbine generator creates a balanced and optimized thermal cycle suitable for baseload and load-following operations in a large-scale thermal plant setting

Technical Specifications and Performance Highlights

Each 300MW unit employs a Wuhan boiler engineered for high-pressure, high-temperature steam conditions that support efficient Rankine cycle performance. The Wuhan boiler’s design emphasizes low heat losses, effective combustion control, and strong slagging and fouling tolerance. Complementing the Wuhan boiler, the Dongfang turbine generator is designed for durability, aerodynamic efficiency of blades, and precise rotor dynamics, providing steady mechanical-to-electrical conversion with minimal vibration and downtime. The Dongfang turbine generator also supports advanced control interfaces for grid synchronization and reactive power management, which are essential for modern large-scale thermal plant operations

Coal power retrofit and modernization programs benefit from the modular nature of the four-unit configuration. Upgrades can be phased one unit at a time, allowing continued operation during retrofit work. Retrofit strategies often focus on Wuhan boiler combustion optimization, emissions control retrofits, and Dongfang turbine generator governor and excitation system modernization to enhance responsiveness and grid compliance. These retrofit pathways extend the life of existing assets while improving thermal efficiency and environmental performance

Applications and Market Fit

This used 4x300MW plant is ideally suited for utilities and industrial operators seeking immediate capacity additions or brownfield redevelopment. The Wuhan boiler and Dongfang turbine generator combination is particularly valuable in markets where fuel heterogeneity, grid stability, and dispatch ability are priorities. Applications include municipal baseload supply, industrial cogeneration with process steam integration, and standby capacity to support renewable energy variability. Operators can leverage the Wuhan boiler’s adaptability to varying coal qualities and the Dongfang turbine generator’s ramping capabilities to meet dynamic grid demands

Coal power retrofit projects are a core application scenario. The plant can be re-purposed through targeted retrofits—such as installing advanced flue gas cleaning, upgrading Wuhan boiler burners for low-NOx combustion, and replacing turbine control systems on the Dongfang turbine generator—to meet evolving environmental regulations. In large-scale thermal plant contexts, multiple identical units such as these simplify operation, spare-parts inventory, and workforce training, delivering predictable operational outcomes and cost advantages

Innovation Points and Technology Integration

Several innovation points distinguish this used 4x300MW plant. First, the integration of Wuhan boiler and Dongfang turbine generator technologies creates a synergetic performance profile, where the Wuhan boiler’s optimized steam parameters are closely matched to the Dongfang turbine generator’s mechanical design. This synergy reduces thermodynamic losses and improves cycle efficiency. Second, the modular four-unit layout enables staged retrofits and incremental performance upgrades, offering an economical pathway to incremental modernization

Third, combining Wuhan boiler combustion controls with modern feedwater and condensate management systems optimizes heat rate under variable load conditions. Fourth, retrofits that pair the Dongfang turbine generator with digital control systems enable condition-based monitoring, predictive maintenance, and improved dispatch accuracy. These digital overlays reduce unplanned outages, extend equipment life, and lower lifecycle costs. Finally, the plant is well-suited for hybridization strategies—such as integrating biomass co-firing in the Wuhan boiler or adding energy storage on the electrical side of the Dongfang turbine generator—to improve emissions profiles while maintaining dispatch ability

Environmental Controls and Compliance Pathways

While coal-fired assets face stringent environmental scrutiny, the used 4x300MW plant offers clear upgrade paths to comply with modern emissions standards. Wuhan boiler combustion tuning combined with selective catalytic reduction and low-NOx burners can substantially lower NOx emissions. Flue gas desulfurization systems suited to the output of the Wuhan boiler can achieve high SO2 removal efficiency. Particulate control upgrades, including high-efficiency electrostatic precipitators or baghouse systems, can be integrated with the Wuhan boiler’s flue handling arrangements. Additionally, retrofitting the plant with continuous emissions monitoring systems linked to the Dongfang turbine generator control room ensures regulatory reporting and operational transparency

Operational Advantages and Lifecycle Considerations

The plant’s four-unit design delivers operational redundancy and scheduling flexibility. Maintenance can be performed sequentially without fully shutting down the site, enabling consistent grid contributions. The Wuhan boiler’s proven materials and fabrication techniques ensure long service intervals under typical coal power plant operating conditions

From a lifecycle perspective, the plant supports phased investments: initial acquisition and commissioning, followed by targeted retrofits for emissions, efficiency, or digital upgrades. Each stage leverages the compatibility of the Wuhan boiler and Dongfang turbine generator to preserve performance improvements and asset value

Insun’s Support and Service Offerings

Insun provides end-to-end support for this used 4x300MW plant. Services include technical due diligence, Wuhan boiler and Dongfang turbine generator inspection, spare parts sourcing, retrofit design packages for coal power retrofit projects, and on-site commissioning assistance. Insun’s engineering teams can develop tailored upgrade roadmaps prioritizing thermal efficiency, emissions compliance, and operational reliability. Lifecycle service agreements and performance guarantees are available to align operator and owner incentives throughout the modernization process