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[Haichuan Chemical Technology Documentation] The energy-saving hero in reverse osmosis systems – the energy recovery device

2025-11-25View Original

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【Haichuan Chemical Technology Documentation】The energy-saving hero in reverse osmosis systems – the Energy Recovery Device. In seawater desalination systems, an Energy Recovery Device (ERD) is a device that recovers the pressure energy present in the high-pressure brine generated by reverse osmosis (as indicated by the red box in the figure below) and transfers it to the feed water for reverse osmosis (i.e., the raw seawater).
Reply #22025-11-25
【HaiChuan Safety Discussion】Compilation of Hidden Dangers Around Us – Illustrated with photos and texts; everyone is welcome to participate in the discussion. https://bbs.hcbbs.com/thread-5705518-1-1.html (Source: HaiChuan Chemical Forum (HuaHaiChuanLiu hcbbs))
Reply #32025-11-25
【Ten Years of Rapid Development in Chemical Equipment】2847-2025: The first domestically produced million-ton-class methanol synthesis reactor passed the factory acceptance test https://bbs.hcbbs.com/thread-5706030-1-1.html (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
Reply #42025-11-25
【HaiChuan Safety Discussion】Compilation of Hidden Dangers Around Us – Illustrated with photos and texts; everyone is welcome to participate in the discussion. https://bbs.hcbbs.com/thread-5705518-1-1.html (Source: HaiChuan Chemical Forum (HuaHaiChuanLiu hcbbs))
Reply #52025-11-26
【Haichuan Chemical Safety Documents】Recommended article: Interpretation of the \"Criteria for Identifying Major Accident Hazards in Industrial and Trade Enterprises\" https://bbs.hcbbs.com/thread-5706517-1-1.html (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
Reply #62025-11-26
【Ten Years of Rapid Development in Chemical Equipment】2848-2025: Zhanghua Machinery’s production of clean room facilities, TA2G titanium materials, and ammonia-containing condensate stripping towers – delivery completed. https://bbs.hcbbs.com/thread-5706081-1-1.html (Source: Haichuan Chemical Forum (HCBBS))
Reply #72025-11-26
【Haichuan Chemical Plant Accident Case】15 Dead, 180 Injured! Warning from the BP Texas refinery accident: “Budget cuts” can trigger serious cascading risks” https://bbs.hcbbs.com/thread-5706578-1-1.html (Source: HCBBS Chemical Forum)
Reply #82025-11-26
【Haichuan Chemical Accident Case】With multiple safeguards in place throughout the process, why was it still unable to avoid \"human error\"? Fatal Flaws and Reflections on the “Pipe Opening Operation” Accident at a California Refinery https://bbs.hcbbs.com/thread-5706580-1-1.html (Source: HCBBS Chemical Forum)
Reply #92025-11-27
【Ten Years of Rapid Development in Chemical Processing Equipment】From 2850 to 2025: HBIS Group launches domestically the first 1700mm ultra-wide-section high-grade petroleum pipeline steel products https://bbs.hcbbs.com/thread-5706292-1-1.html (Source: Haichuan Chemical Industry Forum (HCBBS))
Reply #102025-11-27
【Ten Years of Rapid Development in Chemical Engineering Equipment】World’s First High-Pressure Underground Hydrogen Storage Well Hydrogen Refueling Station Built in Chongqing 2851-2025 https://bbs.hcbbs.com/thread-5706583-1-1.html (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))

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