[Safeguarding the Future of the Ocean] From Shen Kuo to Jiahaike 7, CSSC Ship Electric Technology Co.,Ltd.’s DC Grid Technology Supports China’s Marine Scientific Research!
- Seapex
- Mar 31
- 2 min read
Updated: May 21
”Jiahaike 7" Successfully Delivered, Powered by CSSC Ship Electric Technology Co.,Ltd.’s Advanced DC Grid Propulsion System!
The 2,000-ton scientific research vessel Jiahaike 7, invested and built by Zhuhai Jiahai Marine Technology Co., Ltd., constructed by Guangzhou Salvage Bureau Jiangmen Co., Ltd., and designed by Zhejiang Xinhai Ship Design Institute Co., Ltd., has been successfully delivered.
A New Benchmark in Marine Scientific Research
Designed primarily for offshore geological surveys with capabilities for deep-sea marine scientific exploration, Jiahaike 7 is a comprehensive research vessel equipped for marine geological investigation and study. The project was completed in just 12 months through seamless cooperation among all stakeholders.
Vessel Specifications:
Length: 70.26m
Beam: 13.3m
Depth: 5.6m
Draft: 4.1m
Classification: CCS (China Classification Society)
Advanced Propulsion & Smart Technology
Equipped with CSSC Ship Electric Technology Co.,Ltd.’s state-of-the-art DC bus electric propulsion system, Jiahaike 7 features:
Two 950kW asynchronous generator sets
Two 500kW asynchronous generator sets
S-Link remote monitoring system
CSSC Sesi’s proprietary DC bus system allows for flexible generator configuration, optimizing energy efficiency while reducing fuel consumption. This system ensures stable, precise, and reliable power supply for the Kongsberg K-Pos DP2 system, which enables high-precision cable laying, underwater target tracking, and automated navigation at various speeds.
Additionally, CSSC Sesi’s S-Link remote monitoring system provides:
Remote data tracking
Fault diagnostics
Technical support
These features offer shipowners enhanced operational efficiency and intelligent service capabilities.
CSSC Sesi’s Contributions to China’s Marine Research
Since 2016, CSSC Ship Electric Technology Co.,Ltd. has been actively supporting China’s oceanographic research sector, providing cutting-edge propulsion technologies for multiple scientific vessels:
2016: Supplied key shaft generator system components for the Zheyu Ke 2 (700T Fisheries Research Vessel).
2018: Delivered China’s first DC-grid electric propulsion scientific research vessel, Shen Kuo, designed for deep-sea multidisciplinary scientific exploration.
2024-2025: Provided the DC grid propulsion system for Jiahaike 7, enhancing China’s capabilities in marine geological surveys and coastal research.
From coastal waters to deep-sea exploration, CSSC Ship Electric Technology ( Wuxi) Co.,Ltd. remains committed to advancing China’s oceanographic research, contributing to marine environmental protection, national maritime rights, and sustainable ocean resource development through technological innovation and high-end equipment solutions.
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