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Featured News

3000m Deep-sea Fluorescent Dissolved Oxygen Sensor Successfully Helps Zhejiang University Deep-sea Scientific Research

2026-04-02

1. project background

In the process of deep-sea environmental monitoring, marine ecology and carbon cycle research, the deep-sea scientific research group of Zhejiang University needs to carry out high-precision, long-term and stable in-situ monitoring of dissolved oxygen at a water depth of 3000 meters.

The scientific research mission relies on the underwater vehicle (ROV) to carry the detection equipment, which puts forward extremely high requirements for the pressure resistance, measurement accuracy, low temperature stability and data continuity of the sensor.

With its mature deep-sea sensor research and development and engineering capabilities, Qingdao Luminsens Marine Science and Technology has provided the research group with customized deep-sea fluorescent dissolved Oxygen Sensors and successfully completed the data collection task of deep-sea scientific research.

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2. Products and Implementation Plan

2.1. Core products: 3000 m deep-sea fluorescent dissolved oxygen sensor

  • Optical fluorescence measurement technology, no film, no electrolyte, not easy to drift, low maintenance
  • Titanium alloy pressure structure, can work stably in the environment of 3000 meters deep sea
  • Adapt to the underwater robot interface for real-time data acquisition and transmission
  • Anti-biological attachment design, suitable for long-term underwater in-situ observation3.png

2.2. Field application

The sensor is mounted on the underwater robot of the research group of Zhejiang University. It has completed multiple diving operations in the deep-sea environment and successfully obtained continuous dissolved oxygen profile data from the surface to the depth of nearly 3000 meters.

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The above figure shows the profile data of key environmental parameters such as dissolved oxygen, temperature and salinity in the deep sea obtained in this scientific research. The curve is complete and the signal is stable, which truly reflects the environmental characteristics of deep sea water.

2.3. Technical Service Support

  • Pre-docking: complete sensor adaptation according to ROV structure and communication protocol
  • Medium-term guarantee: equipment commissioning, parameter configuration, on-site technical guidance
  • Post-support: data analysis, quality control and research data optimization

3. project results and customer evaluation

3.1 Excellent data performance

The sensor operates stably in the 3000-meter deep-sea high pressure and low temperature environment, and the obtained dissolved oxygen data has high accuracy and good continuity, which provides high-quality original observation data for scientific research projects.

3.2 Equipment reliability is fully verified

After many times of diving and complex sea conditions, the sensor has no fault and no data loss, which fully proves the reliability of domestic deep-sea sensors in extreme environments.

3.3 Good customer feedback

The research group of Zhejiang University highly recognized the sensor performance, data quality and technical service, which laid a reliable equipment foundation for the follow-up deep-sea scientific research work.

Deep sea exploration, equipment first.

The 3000-meter deep-sea fluorescent dissolved oxygen sensor independently developed by Qingdao Luminsens Marine Science and Technology has successfully matched the underwater robot of Zhejiang University. It has performed outstandingly in deep-sea scientific research tasks and obtained high-quality environmental monitoring data.

Highlights Advantage:

✅3000 meters deep-sea pressure design, adapt to extreme high pressure environment

✅Fluorescence measurement, no membrane, no electrolyte, long-term stability and less drift

✅Adapt to ROV, submersible, lander and other deep-sea platforms

✅Accurate and reliable data to help output high-level marine scientific research results

✅To the measured data to prove the strength, to deep-sea application casting quality.

Luminsens Marine Technology is committed to providing more reliable domestic high-end marine sensors for deep-sea scientific research and marine engineering.

4. Contact Information

Qingdao Luminsens Marine Technology Co., Ltd. is an industrialized company established by relying on the Institute of Marine Instruments and Instruments of Shandong Academy of Sciences, and has obtained a round of wind investment and financing from Shandong Shanke Innovation Equity Investment Co., Ltd.

The company focuses on the research and development of marine monitoring technology and equipment, mainly engaged in OEM research and development, production, sales and service of series of fluorescent sensitive components and high-end water quality optical sensors. A high-tech enterprise focusing on water quality monitoring, deep-sea in-situ observatIon Sensors and marine environmental monitoring equipment research and development, production and service, the core team has been deeply engaged in the field of marine sensing for many years, and is committed to breaking the technological monopoly of foreign high-end marine sensors. to provide reliable domestic solutions for global marine scientific research, marine engineering and environmental monitoring. Personalized design services and monitoring system integration solutions can be provided according to customer's special requirements. Products and services are widely used in aquaculture, environmental monitoring, biomedicine, industrial production and scientific research and education.

The team possesses robust R&D capabilities, currently comprising numerous Ph.D. holders, and has undertaken over ten projects, including multiple initiatives funded by the National Natural Science Foundation and various other scientific and technological programs.; published more than 30 sci papers; applied for more than 10 authorized invention patents; won 8 software copyrights. A fluorescent sensor science and technology progress award.

The company successfully broke through the fluorescence method of dissolved oxygen, optical turbidity, chlorophyll, blue-green algae, oil in water and other series of sensitive components and water quality sensor research, to solve the indicator leakage, slow response, low sensitivity and other problems, with a very high cost-effective advantage. At the same time, it can also provide various ion sensors such as pH value, ORP, salinity, conductivity, TDS, ammonia nitrogen, and various handheld, online, 4G multi-parameter analyzers, which can realize real-time continuous monitoring and send data to the remote control center through wireless transmission, providing strong support for water resources management and protection.

Luminsens is committed to providing the best service and support to all customers worldwide.


Contact Information

📩 Email: luminsens@luminsens.com

🌐Website: https://www.luminsens-sensor.com/

For detailed specifications or global partnership inquiries, reach out to our sales team today.