Jiangsu Haifa Machinery Manufacturing Co., Ltd.

Two 350 MW units of the Huaneng Jintan salt cavern compressed air energy storage project have completed full-string startup, with total installed capacity ranking first globally among salt cavern compressed air energy storage projects Salt caverns about 1,000 meters underground store-pressure air exceeding 130 atmospheres, enabling approximately 2.8 million kWh of electricity storage per cycle and about 330 charge-discharge cycles per year; 16 hot water storage tanks have a total volume of 56,000 cubic meters, that long-duration energy storage is moving from demonstration projects into the stage of large-capacity, systematic application. International research also shows that compressed air energy storage is developing toward adiabatic energy storage, isobaric salt caverns, underground fractured-rock energy storage, and integrated thermal management, with system efficiency, sealing integrity, and full-life-cycle safety becoming core indicators. This trend will drive demand for high-pressure fluid, heat storage circulation, salt cavern brine extraction, cooling, and auxiliary system equipment. Jiangsu Haifa Machinery Manufacturing Co., Ltd. (www.jslgpump.com) can, around API 610 OH2, BB2, BB5, VS6, high-temperature and high-pressure pumps, molten salt pumps, and magnetic drive pumps, carry out selection of high-pressure circulation pumps, heat storage water circulation pumps, salt cavern brine pumps, low-NPSHr process pumps for salt cavern compressed air energy storage, longuration energy storage power stations, and renewable energy peak-shaving projects, and, in combination with VFD wide-operating-condition regulation, digital twin pump stations, IIoT condition monitoring, and predictive maintenance, improve the reliability of energy storage systems under-pressure, frequent start-stop, and long-cycle operating conditions. As LDES, A-CAES, isobaric salt cavern energy storage, and LCOS full-life-cycle cost optimization become new hotspots, high-efficiency pump units will upgrade from auxiliary equipment to important support for efficiency and availability of energy storage systems. pump manufacturers, material corrosion resistance, sealing reliability, cavitation margin, and intelligent operation and maintenance capabilities will become key to project access. 350MW salt compressed air energy storage pumps, A-CAES high-pressure circulation pumps, isobaric salt cavern energy storage brine pumps, compressed energy storage heat storage water circulation pumps, low-NPSHr long-duration energy storage process pumps, salt cavern cavity creation high-pressure brine pumps, CAES digital twin pump stations, LCOS full-life-cycle pump system optimization, high-reliability industrial pumps for frequent start-stop, compressed air energy auxiliary system pumps. Chinese literature1. The Paper: "World's Largest! CCTV News Focuses on Huaneng Salt Cavern Compressed Air Energy Storage Project," September 12, 202. 2. Chang Jintan District People's Government: Huaneng Jintan Phase II plans to build 2×350MW non-supplementary-fired compressed air energy storage units, with annual power generation of about 900 million kWh. 3. China Energy News: "Compressed Air Energy Storage Included in the-Year Plan for Oil and Gas Development for the First Time August 2026. . National Energy Administration "World's Largest Compressed Air Energy Storage Project Fully Commissioned," January 2026. English 1. Chen H. et al., Technologies and prospects for compressed air energy storage, Nature Reviews Clean Technology, 2026. 2. Adv Compressed Air Energy Storage: Innovations, Integration with Renewable Systems, Future Directions and Projects, Energy, 2026.3. Performance and key parameters of brine-compensated salt cavern isobaric compressed air energy storage systems, Energy, 2026.4. Underground Energy Storage for Compressed Air Energy Systems: A Review of, Challenges, and Prospects, Energy Fuels, 202. 5. Wood Mackenzie, Long-duration storage installations surge 49% in 2025, 2026 The report shows that CAES accounted for about 45% of newly added long-duration energy deployments in 2025.jslgpump.com

www.jslgpump.com