DWS (Dimensioning Weighing Scanning) Systems: Revolutionizing Air Cargo Dimensional Management

Worker manually measuring the dimensions of a package using a tape measure in a warehouse setting.

文章目录

Industry Background

Global air freight volumes continue to surge at an average annual growth rate of 12%, intensifying operational pressures on airport cargo terminals. Critical challenges emerge particularly for ​​volumetric (light bulk) cargo​​ (items exceeding a 1:167 volume-to-weight ratio), where traditional manual measurement methods fail to meet modern requirements. A major international airport example highlights this issue: handling over 20,000 volumetric cargo items daily, manual measurements requiring 3-5 minutes per item caused inefficiencies, cargo backlogs, flight delays, and frequent customer complaints.


Key Industry Pain Points

Operational Inefficiency

  • Manual processes reduced cargo flow speed by 40%
  • Peak-hour backlog exceeded 6 hours

Dispute Risks

  • 15% of cargo faced disputes due to incomplete/inaccurate data
  • Annual dispute resolution costs reached $500,000

Management Blind Spots

  • Lack of digital records hindered root-cause analysis
  • Increased compliance risks for non-compliant cargo

AI-Powered Volume Measurement Solution

​Shanwei Technology​​ introduces an ​​Intelligent Air Cargo Dimensioning System​​, integrating 3D vision and dynamic measurement technologies to automate cargo management from entry to loading.

Core Technical Architecture

Dynamic Volume Measurement Module

  • Equipped with multi-line LiDAR and high-frame-rate industrial cameras (15 scans/sec)
  • Point cloud stitching algorithm ensures millimeter-level accuracy (±1cm error) in motion states
  • Supports large cargo up to 3.5m × 3.5m × 8m

Smart Image Tracing System

  • Generates 6-sided HD images (4096×2160 resolution) per cargo
  • Data package includes:
  • Volume metrics
  • Density estimation
  • 360° visual documentation
  • Timestamps and conveyor coordinates

Airport-Specific Adaptations

  • Vibration-resistant mounts eliminate conveyor belt interference
  • Low-light compensation maintains >95% recognition in dark environments
  • IATA data interface enables seamless integration with cargo settlement systems

Competitive Advantages & Value Proposition

Technical Leadership

FeatureSpecification
Scanning Frequency50Hz with sub-millimeter point cloud
Processing Speed8 seconds/item (vs 5 minutes manually)
Throughput Increase37x improvement

Operational Benefits

  • ​Dispute Resolution​​: 90% faster resolutions, $800K annual savings
  • ​System Integration​​:
  • CargoXML/CARGO-IMP protocol support
  • Direct billing data interface to airline systems (zero-error)
  • ​Reliability​​:
  • 24/7 operation with IP65-rated protection
  • Self-cleaning optics reduce maintenance costs by 62%
  • <15-minute fault response time

Implementation Results

Deployed at a major hub airport:

  • ​Throughput​​: Daily capacity surged from 21,000 to 48,000 items
  • ​Cost Optimization​​: Reduced 45 measurement staff, saving $2.7M annually
  • ​Traceability​​: Anomaly resolution cut from 2 hours to 3 minutes
  • ​Customer Satisfaction​​:
  • 92% dispute reduction
  • IATA Innovation Certification

“This system elevated our light cargo handling to industry leadership. Even during ‘Double Eleven’ peaks, cargo met same-day loading requirements with record-low complaints.”
— Cargo Operations Director, Major International Airport


Technical Specifications

ParameterSpecification
Measurement Accuracy±1cm (dynamic)/±0.5cm (static)
Max Scanning Speed2m/s
Minimum Cargo Size20cm × 20cm × 10cm
Data RetentionCloud permanent + 90-day local
Environmental Range-20°C to 55°C, 10-95% RH

Shaping the Future of Air Cargo

Through ​​dynamic measurement​​, ​​visual traceability​​, and ​​deep aviation system integration​​, Shanwei’s DWS solutions are defining a new era of intelligent logistics. This technological breakthrough delivers measurable ROI while addressing critical industry challenges, positioning adopting airports at the forefront of global cargo innovation.