Types and Specifications
Full-Height Platform Screen Doors
| Parameter | Standard | High-Security | Airport/Special |
|---|---|---|---|
| Height | 2.5-2.7m | 2.7-3.0m | 2.8-3.2m |
| Width | 1.5-2.0m | 1.8-2.2m | 2.0-2.5m |
| Material | Tempered Glass | Laminated Glass | Blast-Resistant Glass |
| Thickness | 12mm | 15mm | 20mm |
Half-Height Platform Screen Doors
| Parameter | Basic | Enhanced | Premium |
|---|---|---|---|
| Height | 1.1-1.3m | 1.3-1.5m | 1.5-1.7m |
| Width | 1.5-1.8m | 1.8-2.0m | 2.0-2.2m |
| Material | Toughened Glass | Reinforced Glass | Smart Glass |
| Thickness | 10mm | 12mm | 15mm |
Technical Specifications
Door Operating System
| Component | Response Time | Reliability | Maintenance Interval |
|---|---|---|---|
| Motors | <2s | 99.99% | 6 months |
| Sensors | <0.1s | 99.999% | 3 months |
| Controllers | <0.5s | 99.95% | 12 months |
| Emergency Release | <1s | 99.999% | Monthly check |
Safety Features
Detection Systems
| Feature | Function | Accuracy | Response Time |
|---|---|---|---|
| Obstacle Detection | Physical/Optical | 99.99% | <0.3s |
| Passenger Detection | IR/Camera | 99.95% | <0.5s |
| Door Position | Magnetic/Encoder | 99.99% | <0.2s |
| Emergency Stop | Multiple Sensors | 99.999% | <0.1s |
Installation Requirements
Infrastructure Needs
| Element | Specification | Tolerance | Verification Method |
|---|---|---|---|
| Platform Edge | Straight alignment | ±3mm | Laser survey |
| Power Supply | 3-phase, 400V | ±5% | Electrical test |
| Control System | Redundant | N/A | System test |
| Emergency Power | UPS backup | 4 hours | Load test |
Performance Standards
Operational Parameters
| Parameter | Normal | Peak Hours | Emergency |
|---|---|---|---|
| Cycle Time | 3-4s | 2-3s | 1-2s |
| Force | 80-100N | 100-120N | 150N max |
| Noise Level | <55dB | <60dB | <65dB |
| Temperature Range | -5°C to +45°C | -10°C to +50°C | -20°C to +60°C |
Maintenance Schedule
Regular Maintenance
| Component | Daily Check | Weekly Check | Monthly Service |
|---|---|---|---|
| Door Operation | Visual | Functional | Comprehensive |
| Sensors | Basic test | Calibration | Full test |
| Control System | Monitoring | Diagnostics | Software update |
| Structure | Visual | Cleaning | Detailed inspection |
Cost Analysis
Implementation Costs
| System Type | Initial Cost/Door | Annual Maintenance | Lifespan |
|---|---|---|---|
| Full Height | $50,000-70,000 | 2-3% | 25 years |
| Half Height | $30,000-50,000 | 1.5-2.5% | 20 years |
| Basic Gates | $20,000-30,000 | 1-2% | 15 years |
Reliability Metrics
System Performance
| Metric | Target | Warning Level | Critical Level |
|---|---|---|---|
| Availability | >99.9% | <99.5% | <99% |
| MTBF | >100,000 cycles | <80,000 cycles | <50,000 cycles |
| MTTR | <2 hours | >4 hours | >8 hours |
Emergency Systems
Safety Features
| Feature | Response Time | Backup Power | Reliability |
|---|---|---|---|
| Emergency Release | <15s | Yes | 99.999% |
| Fire Integration | <1s | Yes | 99.999% |
| Manual Override | Immediate | Mechanical | 100% |
| Evacuation Mode | <30s | Yes | 99.99% |
Control Systems
Automation Integration
| Function | Response Time | Accuracy | Redundancy |
|---|---|---|---|
| Train Detection | <0.5s | 99.99% | Triple |
| Door Sync | <1.0s | 99.95% | Dual |
| Position Control | <0.3s | 99.99% | Dual |
| Safety Circuit | <0.1s | 99.999% | Triple |
Environmental Specifications
Operating Conditions
| Parameter | Normal Range | Extended Range | Extreme |
|---|---|---|---|
| Temperature | -5°C to +45°C | -20°C to +55°C | -25°C to +60°C |
| Humidity | 20-80% | 10-90% | 5-95% |
| Air Pressure | 86-106 kPa | 70-110 kPa | 60-120 kPa |
| Wind Load | 250 Pa | 400 Pa | 600 Pa |
This comprehensive PSD framework is essential for:
- Passenger safety
- System reliability
- Operational efficiency
- Maintenance planning
- Cost management
- Emergency response
- Environmental compliance
- System integration
Implementation considerations include:
- Local regulations
- Station architecture
- Passenger flow
- Climate conditions
- Maintenance access
- Emergency procedures
- Integration requirements
- Cost constraints
