Hunan Nuowei Technology Co., Ltd

Basic Overview

• Location: Sanzhaolun Township and Baofeng Town in Jing'an County, Yichun City, Jiangxi Province, 65 km from Nanchang City.
• Project Positioning: Jiangxi Province's first large-scale pumped storage power station and a landmark project for the Poyang Lake Ecological Economic Zone.
• Planning Scale: Total installed capacity of 2,400 MW (2.4 GW), constructed in two phases.
• Engineering Type: Weekly regulation pure pumped storage power station.
• Key Components: Upper reservoir, lower reservoir, water conveyance system, underground powerhouse, and surface switchyard.

• Sales quantity: 45 sets of grouting recorders, equipped with flow meters, pressure gauges, density meters, heave observation devices, data logging systems, and data processing software

Phase I Project Details

• Installed Capacity: 1,200 MW (4 × 300 MW).
• Total Investment: 5.302 billion yuan (some sources cite 5.188 billion yuan).
• Construction Timeline:
  • Construction began in June 2010.
  • Commissioned in December 2016.
• Upper Reservoir:
  • Located in Tangli Village, Hongping Natural Village, Sanzhaolun Township.
  • Normal water level: 733 m; dead water level: 716 m.
  • Regulating storage capacity: 20.31 million m³.
• Lower Reservoir:
  • Located in Dingkengkou, Bihu Village, Baofeng Town.
  • Normal water level: 181 m; dead water level: 163 m.
  • Regulating storage capacity: 34.79 million m³.
• Key Parameters:
  • Annual designed generation: 1.743 billion kWh.
  • Annual pumping energy consumption: 2.293 billion kWh.
  • Overall efficiency: 82%.
  • Elevation difference between reservoirs: 528 m.

Phase II Project Details

• Installed Capacity: 1,800 MW (6 × 300 MW).
• Total Investment: 8.466 billion yuan.
• Construction Timeline:
  • November 12, 2022: Feasibility report passed review in Nanchang.
  • December 27, 2023: Phase II project officially commenced.
  • April 10, 2025: All three working faces of the ventilation and safety tunnel completed.
  • July 2, 2025: Main construction of Phase II commenced.
• Construction Features:
  • Shared upper/lower reservoirs with Phase I.
  • Reservoirs already built to full scale in Phase I.
  • Phase II focuses on water conveyance systems, underground powerhouse, ancillary chambers, and surface switchyard.
  • Utilizes 487.41 mu of land acquired during Phase I.
  • Directly uses existing access roads and inter-reservoir roads from Phase I.
• Projected Benefits:
  • Annual generation: ~1.98 billion kWh.
  • Annual pumping energy consumption: ~2.64 billion kWh.
  • Total installed capacity: 3,000 MW.
  • Annual reduction of 420,000 tons of standard coal and 1.05 million tons of CO₂ emissions.

Engineering Benefits

• Grid Functions: Peak shaving, valley filling, frequency regulation, phase adjustment, and emergency backup for the power grid.
• Economic Benefits:
  • Phase I: Saves 115,000 tons of standard coal annually, reducing CO₂ emissions by 253,000 tons.
  • Phase II: Total installed capacity reaches 3,000 MW, saving 420,000 tons of standard coal and reducing CO₂ emissions by 1.05 million tons annually.
• Social Impact:
  • Enhances grid stability and power supply reliability in Jiangxi.
  • Lowers system operation costs and improves economic efficiency.
  • Critical for Jiangxi's power structure adjustment and sustainable development.
• Environmental Benefits:
  • Adheres to ecological protection principles with strict soil and water conservation measures.
  • No resettlement issues.
  • Underground tunnels traverse Sanzhaolun National Forest Park without affecting the park (approved by Jiangxi Forestry Bureau).

Project Investors

• Company Name: Jiangxi Hongping Pumped Storage Co., Ltd.
• Establishment Date: January 22, 2010.
• Registered Capital: 1.038 billion yuan.
• Shareholding Structure:
  • State Grid Xinyuan Holding Co., Ltd.: 55%.
  • State Grid Jiangxi Electric Power Co., Ltd.: 35%.
  • Jiangxi Investment Group: 10%.
• Function: Responsible for the construction and operation of the Hongping Pumped Storage Power Station.

Project Significance

• Strategic Positioning: A key project in China's 14th Five-Year Renewable Energy Development Plan and a cornerstone for Jiangxi's energy structure transition.
• Industry Status: Jiangxi's first pumped storage power station, marking the start of such projects in the province.
• Development Impact: Signals accelerated growth in Jiangxi's pumped storage projects.
• Environmental Value: Acts as a "super battery" for grid stability and efficient water resource utilization in mountainous regions.

Engineering Features

• Geographical Advantages: Jiangxi's 2,400+ rivers (total length 18,400 km) provide natural conditions for pumped storage development.
• Technical Characteristics: Utilizes natural highland basins for the upper reservoir and natural rivers for the lower reservoir, with a 528 m elevation difference.
• Innovative Management:
  • Passed State Archives Administration acceptance in 2018.
  • Generated 10,248 paper archives, 10,334 photos, and 3,868 rock core archives.

Honors and Certifications

• National Quality Project Gold Award (2018–2019).
• China Electric Power Quality Project Award.
• Fifth National Civilized Unit (2017).
• National "Ankang Cup" Competition Winning Enterprise.
• Jiangxi May 1st Labor Medal.

As a key project for Jiangxi's energy structure transition, the Hongping Pumped Storage Power Station will achieve a total installed capacity of 3,000 MW upon completion of Phase II. It will annually save 420,000 tons of standard coal and reduce CO₂ emissions by 1.05 million tons, significantly advancing Jiangxi's "Dual Carbon" goals and green transformation. The station serves as a critical "battery" for regional energy security and sustainable development.