GB/T 39210-2020 in English
VALIDDraught and soil loading system of hopper dredger
- Issued on:2020-10-11
- Implemented on:2021-05-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$243.00
| Standard No: | GB/T 39210-2020 |
| Document status: | VALID |
| Title in English: | Draught and soil loading system of hopper dredger |
| Title in Chinese: | 耙吸挖泥船吃水装载系统 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2020-10-11 |
| Implemented on: | 2021-05-01 |
| ICS Classification: | 47.020.70-Navigation and control equipment |
| Chinese Classification: | U62-Electric control devices and measurement equipment for vessel |
| Professional Classification: | GB-National Standard |
| Related Keywords: | system design
standard implementation system integration requirements dsls system architecture monitoring system dual-track measurement system |
| Related Topics: | suck
mud cement relationship dredger eat loading system GBT39210 GB/T 39210-2020 |
《GB/T 39210-2020耙吸挖泥船吃水装载系统》由TC530（全国港口标准化技术委员会）归口，TC530SC1（全国港口标准化技术委员会疏浚装备分会）执行，主管部门为交通运输部。
Introduction
Analysis of the core content of the standard
GB/T39210-2020 specifies the technical requirements, test methods and inspection rules for the draft suction dredger loading system (DSLS), and is applicable to the full life cycle management of system design, manufacturing, modification and maintenance.
System Architecture and Technical Characteristics
| Module | Components | Accuracy requirements |
|---|---|---|
| Sensor layer | Ship draft/pitch/mud tank level sensor | Draft error≤±0.10m |
| Data processing | Data acquisition module + workstation | Refresh rate≤1s |
| Output layer | Server+display terminal | Alarm response≤2s |
Key Technical Indicators
- Environmental adaptability: Meet -25℃~+55℃ operating temperature, IP56 protection level
- Electromagnetic compatibility: Pass Level 3 electrostatic discharge/RF radiation/surge immunity test
- Calculation accuracy: Dry earthwork conversion error <1.5%
Key points for standard implementation
System integration requirements
DSLS should be able to access the ship's dredging monitoring system to achieve real-time linkage control of draft data and loading volume.
Calibration specifications
The standard places special emphasis on the calibration of empty weight in the two states of opening/closing the mud door to ensure the measurement accuracy of the entire construction process.
Safety threshold
When the ship's draft exceeds the design load line by 10cm, the system needs to trigger an audible and visual alarm and automatically record the over-limit event.
Technical evolution analysis
Compared with the old version of the specification, this standard adds:
- Dual-track measurement system for original earthwork volume and dry earthwork volume
- Data output interface specification based on IEC61162-450
- Anti-corrosion requirements for 48h salt spray test
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