May 28–29, the 13th China International CSP Conference & CSPPLAZA Annual Conference was held at Chengdu Airport International Convention Center. BWSENSING presented its full-scenario inertial sensing solutions for concentrated solar power (CSP) plants at Booth A23, joining industry peers to explore high-quality development pathways for the CSP sector.

On-Site Highlights

Focused on inertial sensing and integrated navigation technology, BWSENSING brought its full-suite CSP sensing portfolio to the conference. Core products including high-precision tilt sensors and positioning & orientation terminals deliver reliable support for heliostat tracking and structural health monitoring in both tower and parabolic trough CSP plants, drawing wide attention from attendees.

Project References

BWSENSING Empowers High-Altitude CSP Flagship Projects with Self-Developed Technology

Zabuye Source-Grid-Load-Storage Integrated Parabolic Trough CSP Plant, Xizang

• Elevation: 4,500 m — the world's first high-altitude parabolic trough CSP project operated in off-grid mode

• Configuration: 40 MW parabolic trough CSP + 35 MW PV + 20 MW / 40 MWh energy storage

• Operating conditions: extreme cold, intense UV radiation, salt-alkali corrosion from salt lakes, -40°C to +85°C wide temperature range, long-term unattended operation

  
  

  
  

Luneng Haixi 50 MW Tower CSP Plant

• One of China's first national CSP demonstration projects; 4,400 sets of tilt sensors have run continuously without failure for seven years

• Configuration: 188 m heat absorber tower + 4,400 heliostats + 12-hour thermal energy storage system

• Operating conditions: high temperature and strong wind in the Gobi desert, high-precision heliostat tracking, coordinated multi-device control

  
  

Extended Application: Golmud Multi-Energy Complementary Demonstration Project

• The world's first demonstration project integrating wind, solar, thermal, energy storage, grid regulation and load management

• Value: Supports a 700 MW multi-energy system for peak shaving and frequency regulation

• Scenario adaptation: Mitigates fluctuations across multiple energy sources, suitable for complex working conditions and long-cycle monitoring

  
  

Product Portfolio

The exhibited products fully cover the end-to-end sensing requirements of tower and parabolic trough CSP plants:

✅ BWM417H Single-Axis Tilt Sensor for CSP

• Resolution: 0.001°

• Supply voltage: 9–36 V DC

• Dimension: L90 × W40.5 × H26 mm

• Maximum accuracy: 0.01°

• Measurement range: ±180°

• Output options: RS232 / RS485 / TTL

• Protection rating: IP67

Ultra-high precision with full-temperature compensation, purpose-built for heliostat sun-tracking attitude control. IP67 rating ensures reliable long-term outdoor operation.

✅ BWS2700E Tilt Sensor for Wind Turbine Tower Structural Health Monitoring

• High precision: 0.001°

• Dual-axis tilt measurement

• Cross-axis error: 0.001°

• Baud rate: 2400 ~ 115200

• Temperature drift: 0.0007°/°C

• Wide voltage input: 9–36 V DC

• Output frequency: 5 ~ 100 Hz adjustable

• OEM customization available

Cross-axis error as low as 0.001°, suitable for structural health monitoring of collectors and tower structures.

✅ BWL327S PV Bracket Tilt Sensor

• Dual-axis tilt measurement

• Resolution: 0.01°

• Supply voltage: 9–36 V DC

• Dimension: L55 × W37 × H24 mm

• Maximum accuracy: 0.1°

• Measurement range: ±90°

• Output options: RS232 / RS485 / TTL

• Protection rating: IP67

  
  

  
  

A low-cost, compact dual-axis tilt measurement solution. With 0.1° accuracy, ±90° wide range and IP67 protection, it is ideal for attitude monitoring of brackets and structural components in CSP plants, balancing cost performance and high reliability.

Deepening CSP Sensing, Empowering High-Quality Industrial Development