Application Cases / Longmen Steel

Longmen Steel

Smart ladle management + precise crane positioning
IndustrySteel · Control & positioning LocationHancheng, Shaanxi Year2023
01

Overview

Smart ladle management online May 2023, with short-pulse radar crane positioning: 3 cranes, 7 radar hosts, 8cm accuracy and 100% ladle ID accuracy.

02

Challenges

Crane operators work blind from height, so positioning error hurts safety and efficiency; ladle records travel by word of mouth; ordinary positioning drifts badly in hot, dusty shops.

  • Blind lifting causes large positioning errors at the converter
  • Manual ladle records diverge from reality
  • Ordinary ranging drifts and needs heavy maintenance in heat and dust
03

Solution

One integrated system: EMMA ID for ladle identity, short-pulse radar for position, and a management platform for records and decisions — cross-validated data.

  • Ladle IDEMMA stations auto-identify ladles end to end with zero manual entry
  • Crane positioningShort-pulse radar ranging guides ladles into place at 8cm accuracy in real time
  • Smart managementLifecycle records, heat-state tracking and maintenance alerts in one platform
  • Data loopID and positioning data converge on a central screen for at-a-glance dispatch
04

On Site

Short-pulse radar crane positioning on site
Short-pulse radar crane positioning on site
Crane positioning & dispatch UI
Crane positioning & dispatch UI
05

Deployment Scope

  • 3 cranes and 7 short-pulse radar hosts
  • Reader stations at charging, converter and refining
  • Smart ladle platform and central screen
  • Commissioning plus crane and O&M training
06

Results

ID accuracy holds at 100%, crane placement at 8cm; first-try ladle positioning improved markedly, and records now always match reality — daily reviews run off one screen.

100%ID accuracy
8cmPositioning accuracy
3+7Cranes / radar hosts
07

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