Lifts and Escalators - Lift Traffic and Components

1. Lift Traffic Analysis

• Assessment of demand
• Lift traffic calculations
• Round trip time (RTT) equation
• Assumptions and waiting time
• Use of computer software
• SIMPLE (suite of iterative balance method and other programs for lift and elevator design) [Run the software by "gosimple.bat"] ("barney.zip")
• ELEVATE (elevator traffic analysis and simulation software) demo version http://www.elevate.peters-research.com/download.htm

• Basic issues and key considerations
• Building categorization
• Residential
• Public service
• Hospital and multi-purpose buildings
• Commercial mid-, high- and mega high rise -buildings

• Electric traction lift
• Roping systems and motor drives
• Hydraulic lift
• Firefighting or Fireman’s lift

• SIMPLE (suite of iterative balance method and other programs for lift and elevator design) [Run the software by "gosimple.bat"] ("barney.zip")
• ELEVATE (elevator traffic analysis and simulation software) demo version http://www.elevate.peters-research.com/download.htm

• Barney, G. C., 2003. Elevator Traffic Handbook: Theory and Practice, Chapters 4 & 5, Spon Press, London & New York. [621.877 B261 e]
• CIBSE, 2000. Transportation Systems in Buildings, CIBSE Guide D, Sections 3 & 7, Chartered Institution of Building Services Engineers (CIBSE), London. [LB 690.183 T7]
• BSI, 2002. British Standard BS 5655-6: 2002, Lifts and Service Lifts -- Part 6: Code of Practice for the Selection and Installation of New Lifts, British Standards Institution (BSI), London. [search at HKU Library]
• General Planning Guidance for Elevators and Escalators [PDF]

• How Elevators Work http://www.howstuffworks.com/elevator.htm
• Breaking the 1,000mpm Barrier -- High-speed elevators in the Taipei 101 [Elevator World] [PDF]
• Vertical Transportation in Tall Buildings [Elevator World] [PDF]