MECH3422 Building Services Engineering I

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Lifts and Escalators: Operation and Safety

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1. Lift Drive Operation

2. Lift Traffic Control

3. Operation of Escalators

4. Safety Issues

5. Energy Efficiency

6. Lift Modernisation
[Download powerpoint file]

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Video Presentation:

• Elevators: Use and Abuse (13 min.). [AV 363.11 E39]
• 優化舊有升降機、安全使用升降機及自 動梯 (Lift Modernization, Safe Use of Lifts and Escalators) (15:34) http://www.youtube.com/watch?v=h7kT8AqAs5E
• 機電夢飛翔 (Engineering life and dream) (9 episodes) http://programme.rthk.hk/rthk/tv/programme.php?name=tv/engineeringlifeanddreams
• 電 梯風雲 (Lift systems) (2 Feb 2014)

Further Reading:

• Lift operation and controls:
• Elevator Machine and Drive System http://www.electrical-knowhow.com/2012/04/elevator-machine-and-drive-system.html
  
• Elevator Control System http://www.electrical-knowhow.com/2012/04/elevator-control-system.html
• Elevator Control System - Part Two http://www.electrical-knowhow.com/2012/04/elevator-control-system-part-two.html
  
• Lift safety:
  
• Elevator Safety System http://www.electrical-knowhow.com/2012/04/elevator-safety-system.html
• What if you were on an elevator and the cable broke? (How stuff works) http://science.howstuffworks.com/science-vs-myth/everyday-myths/question730.htm
  
• Energy efficiency:
• Guidelines for reducing energy consumption of lifts (Adapted from ISO/DIS 25745-2013) [PDF]
• Improving Energy Efficiency with Regenerative Lifts http://www.emsd.gov.hk/emsd/e_download/about/voice/issue23/web05.htm
  
• Lift Modernisation:
• EMSD Guidelines for Modernising Existing Lifts [PDF]
• Lift Modernisation http://www.theliftconsultancy.co.uk/topics-lift-modernisation

References:

• CIBSE, 2015. Transportation Systems in Buildings, CIBSE Guide D: 2015, 5th ed., Section 8, 9 & 13, Chartered Institution of Building Services Engineers, London. [on order]
• EMSD, 2012. Code of Practice for Lift Works and Escalator Works, 2012 Edition, Electrical and Mechanical Services Dept. (EMSD), The Government of the Hong Kong Special Administrative Region, Hong Kong. [PDF][http://www.emsd.gov.hk/emsd/eng/pps/leo_pub_cop.shtml]
• EMSD, 2007. Guidelines on Energy Efficiency of Lift and Escalator Installations, 2007 Edition, Electrical and Mechanical Services Dept. (EMSD), the Government of the Hong Kong Special Administrative Region, Hong Kong. [http://www.emsd.gov.hk/emsd/eng/pee/eersb_pub_gng.shtml]
• EMSD, 2003. Guideline on Safe Use of Lift and Escalator, Electrical and Mechanical Services Dept. (EMSD), Hong Kong.
• EMSD, 2003. Lift Owners' Guidebook, Electrical and Mechanical Services Dept. (EMSD), Hong Kong. [HK 621.877 L7 E3]
• EMSD, 2000. Code of Practice on the Design and Construction of Lifts and Escalators, 2000 ed., Electrical and Mechanical Services Dept. (EMSD), Hong Kong. [HK 621.877 C67]
• EMSD, 2007. Code of Practice for Energy Efficiency of Lift and Escalator Installations, 2007 Edition, Electrical and Mechanical Services Dept. (EMSD), The Government of the Hong Kong Special Administrative Region, Hong Kong. [HKP 621.877 C66 H][download from EMSD]
• Lifts and Escalators Bill: Press Briefing Powerpoint Slides http://www.emsd.gov.hk/emsd/e_download/pps/le/LEB-LegCo_Brief_ppt.pdf

Web Links:

• Electrical & Mechanical Services Department (EMSD)
• Lifts & Escalators
• Safe Riders (Safe Use of Lifts and Escalators)
• Lifts and Escalators : TV Announcements
• Lifts and Escalators Ordinance (Chapter 618), http://www.emsd.gov.hk/emsd/eng/pps/leo_intrdctn.shtml
• Code of Practice for Lift Works and Escalator Works (2012 Edition)[PDF][download from EMSD]
• Lifts and Escalators Ordinance (Chapter 618): Registers http://www.emsd.gov.hk/emsd/eng/pps/leo_reg.shtml
• Lifts and Escalators Bill
• Legislative Council Brief: Lifts and Escalators Bill [PDF format (6.38MB)]
• Press Briefing Powerpoint Slides [PDF format (244KB)]
• Guidebook / Guideline:
• Safe use of Lifts / Escalators, http://www.emsd.gov.hk/emsd/eng/pps/le_pub_su.shtml
• Guidebook for Responsible Persons for Lifts (2012 Edition) [PDF format (3.04MB)]
• Guidebook for Responsible Persons for Escalators (2012 Edition) [PDF format (2.40MB)]
• Lift Owners' Guidebook (2009 Edition) [PDF format (2.89MB)]
• Tips for Lift Owners [PDF format (74KB)]
• Lift Owner�s Responsibilities (Traditional Chinese version) [PDF format (834KB)]
• Guidelines for Modernising Existing Lifts [PDF format (2.73MB)]
  
• Operation and Safety:
• Elevators (Mitsubishi Electric)
  
• Elevator Structure and Equipment
• Basic Operations
  
• Emergency Operations
• Systems
  
• Special Features
• Escalator Structure and Equipment (Mitsubishi)
  
• Elevator Management System (EMS) Panarama (Otis)
  
• A Safe Ride on Elevators, Escalators and Moving Walks  http://www.asaferide.org/
• Beijing subway escalator accident (5 Jul 2011):
• Subway escalator crush kills boy (China Daily, 6 Jul 2011)
• Otis Elevator fined for deadly subway accident (China Daily, 22 Nov 2011)
• Energy Efficiency and Sustainability:
  
• Methods for determining and evaluating the energy efficiency of elevators [Lift-Report.de]
• Lifts Energy Consumption Study [Lift-Report.de]
• Energy saving in lift system (funny animation), http://www.hku.hk/bse/save.exe
• KONE Quick Energy calculator http://download.kone.com/quick-energy/kone-quick-energy-2.swf
  
• KONE Eco-efficient Solutions http://www.kone.com/en/solutions/eco-efficiency/
  
• KONE Sustainable Hotel http://www.koneamericas.com/sustainable-hotel/
  
• Lift Modernisation
• EMSD Guidelines for Modernising Existing Lifts [PDF]
• A Guide to Safety in Lift Addition and Lift Modernisation Works (Chinese version) (by Housing Department) [PDF]
• Lift Modernisation http://www.theliftconsultancy.co.uk/topics-lift-modernisation

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| Created: Aug 2015 | Update: 17 Nov 2015 | By: cmhui@hku.hk |