Technical seminar - Modern Technology for Solid Waste Management co-organized by: Hong Kong Waste Management Association Environmental Division of Hong Kong Institute of Engineers Preparations at Wembley Area 2008 Institution of Mechanical Engineers (Hong Kong Branch) 1
Preparations at Wembley Area 2008 2
Part 1 Automated Refuse Collection System for general waste presented by : presented by : Preparations at Wembley Area 2008 Conal Chan, Special Support Manager 3
Traditional Refuse Collection System 4
Messy! Unpleasant! Dirty! Smelly! 3
Heavy! Bulky! Preparations at Wembley Area 2008 Laborious! Safety risk! 6
Preparations at Wembley Area 2008 Messy! Dirty! Smelly! 7
Solutions? Automated Refuse Collection System 8
Basic principle 9
Feeding system 10
Feeding system 11
Feeding system
Pipe net 13
Collection station 14
Differences? Traditional vs Automated refuse collection methods 15
Inside building upper floor landings Traditional collection Automated collection 16
Inside building - waste transportation Traditional collection Automated collection 17
Inside building - G/F refuse storage room Automated collection Traditional collection 18
Outdoor refuse bin Traditional collection Automated collection 19
Outdoor waste transportation Traditional collection Automated collection 20
Refuse collection station Traditional collection Automated collection 21
Refuse collection station Traditional collection Automated collection 22
Refuse collection station Traditional collection Automated collection 23
Refuse loading Traditional collection Automated collection 24
Recycling Traditional collection Automated collection 25
Advantages? Automated refuse collection methods 26
Environment Less noise Less air pollution Clean, hygienic and beautiful city Sustainable for recycling & future People More hygienic and clean living Better living for next generation Release space for other purposes 27
Economy Increase sales for residential building Increase rents for office and shop Reduce operating and maintenance costs. 28
Recognized by Standards? Automated refuse collection methods 29
LEED Standard Green Concept increases sales / rental rates 30
Singapore Green Mark Legislation of BCA Green Mark attain minimum Standard of environmental sustainability. minimum 50 points to eligible for Certificate of Statutory Completion. Monetary incentive to developers SGD 300K to 3,000K Direct Money Incentive 2-3 Credits Awarded for Automated Waste Collection System 31
HK-BEAM Help to achieve 2 to 3 credits in the BEAM PLUS Assessment Permanent space for waste collection Hygienic refuse collection system Innovative enhancement idea Entitled for 10% Gross Floor Area concession 32
Applications? Automated refuse collection methods 33
1. small system; 2. large system; 3. kitchen waste system; 4. linen system; & 5. mobile system 34
1. Small system Applications : - Small residential development - Office building development 35
SINGAPORE JTC Biopolis System: small Application: Waste Fraction: 1 Project Startup: 2003 Total Pipe Length: 600 commercial 36
SINGAPORE The Sail System: small Application: Waste Fraction: 1 Project Startup: 2005 Project Completion: 2008 Total Pipe Length: 230 residential 37
2. Large system Applications : - Large residential development - Office / shopping mall development - Eco-city / new town development 38
Schematic diagram 39
Hong Kong Science Park System: large Application: commercial Serving Area: 330,000 m 2 Waste Fraction: 2 Project Startup: 1999 Start Operation: 2001 No. of Station: 1 Total Pipe Length: 2.5km 40
Hong Kong Science Park 41
Tamar Government Headquarter System: large Application: commercial Waste Fraction: 2 Project Startup: under construction Expect Operation: 2011 No. of Station: 1 42
Hong Kong Public Housing Hoi Lai Estate, Kwai Chung Estate, Wah Sum Estate etc. System: Application: 6 public residential estates 33,360 apartments large residential 43
MACAU Hac Sa Wan ( 黑 沙 環 ) System: large Application: retrofit No. of Apartment: 19,000 Waste Fraction: 1 Project Startup: 2006 Start Operation: 2008 No. of Station: Total Pipe Length: 1 (double station) 5km 44
Guangzhou, CHINA Jinshazhou township( 金 沙 洲 居 住 新 城 ) System: large Application: residential No. of Apartment: 40,000 Serving Area: ~ 9 sq. km Waste Fraction: 1 Project Startup: 2006 Start Operation: 2009 No. of Station: 3 (double station) 1 (single station) Total Pipe Length: ~ 21km 45
Taipei, TAIWAN 台 灣 台 北 101 大 樓 Type of system: large Project startup: 2004 Size/capacity: 6 tons / daily Waste fractions: 1 - general waste Length of pipes: 670m 46
3. Kitchen Waste System Application : - Flight catering service / food production - Office canteen / food court - Hotel / serviced apartment 47
Schematic diagram 48
4. Linen System Application : - Hospital / health care centre - Hotel 49
Linen collectors 50
Conveyor belt 51
End station for conveyor belt 52
Beijing, CHINA 301 Hospital(301 解 放 軍 總 醫 院 ) System: large + linen Application: refuse & linen Serving Area: ~ 148,000 m 2 Project Startup: 2007 Start Operation: 2009 53
5. Mobile System Application : - Villas or low density residential areas - Limited area for refuse storage 54
Schematic diagram 55
Let s work together to create a Green Earth! Thank you very much! 56
Food Waste Management in Green Building Augustine Yuen Assistant Manager
Content Recycling Regulation Food Waste Collection Reference 5 9
Recycling 6 0
Recycling Automated Refuse Collection System Outdoor Refuse Inlets Indoor Refuse Inlets Collection Station Storage chamber & Discharge Valve 6 1
Recycling Residential Application Indoor 2 Fraction Inlets Outdoor 2 Fraction Inlets 6 2
Recycling Commercial / Office Application Indoor 2 Fraction Inlets Storage chamber & Discharge Valve 6 3
Recycling Retails / Shopping Mall Application Indoor 2 Fraction Inlets Food Court Shopping Mall 6 4
Regulation 6 5
Regulation Waste Recycling 6 6
Regulation China State Council Address Premier Wen Jiabao emphased TWO Key Notes in the State Council executive meeting: Municipal solid waste disposal in urban management and environmental protection is important for the social civilization Implementation of waste separation specifically for Hazardous Waste and Food Waste, including Collection, Transportation and Disposal. 6 7
Regulation China State Council Notice State Council Notice (2011) Two highlights: 1. Setting Development Goals 50% of the initial implementation require food waste separation, transportation and treatment. 2. Promoting Waste Separation Mobilizing communities and families towards recycling of waste. Implementing household food waste separation. Establishing organic Waste Collection and Transportation System. 6 8
Regulation Japan & Korea Policies & Law Japan: Food Waste Recycling Law Korea: Campaigns and Policies since 2004 6 9
Regulation Taiwan - Regulation Taiwan started compulsory separation of residential waste in 90 s. Food Waste recycling is highly successful. 7 0
Regulation Singapore - Monetary incentive BCA Green Mark Recognition for Building - Attain minimum standard of environmental sustainability - Minimum 50 points Promote in Residential, Retails.. 20
Regulation Hong Kong Food Waste Recycling To promote good food waste management practice and gain experience on food waste source separation and recycling EPD launched the Food Waste Recycling Partnership Scheme together with commercial & industrial sectors in 2009 The scheme will last for 3 years and around 12 public or private corporate participants will be invited to join the scheme each year 21
Regulation Hong Kong Food Waste Recycling EPD will collect the source separated food waste to the Kowloon Bay Pilot Composting Plant (KBPCP) for recycling Organic Resource Recovery Centre located in Siu Ho Wan, North Lantau will start operation in 2014 21
Food Waste Collection 7 4
Current Collection Method 1. Waste Disposal 2. Waste Storage & Wait for collection 3. Transport for treatment 75
Problems for Current Method Logistic Pest Problem Low Recycling Rate Storage Space 76
Food Waste Collection System Totally Enclosed Pure Collection No Smell Easy Collection and Handling Easy Transportation Increase Recycling Rate 7 7
Food Waste Collection System Air does the hard work and pipes do the transportation 7 8
Food Waste Disposal Inlet 79
Food Waste Storage Method Horizontal storage tank Vertical storage tank Waste container 8 0
Reference 8 1
Reference 8 2
Reference CNPC Headquarters Building Technical data: System type: MiniVac Application: Office Bldg Canteen Service People/day: 2.500 Waste volume: 2 tons/day No of Inlet: 6 TCB Start of operation of: 2009 2006 Discovery Selection, one of the best office building in Asia 83
Reference Beijing High Speed Railway Catering Building Technical data: System type: MaxiVac Application: Railway Kitchen Tray/day: 80 000 Waste volume: 5 tons/day No of Inlet: 13 Start of operation of: 2011 The first KWS installation for Railway kitchen in the world 84
Reference China Southern Airlines, Guangzhou, China Technical data: System type: MaxiVac Application: Flight Kitchen Trays/day: 40.000 Waste volume: 15 tons/day Start of operation of: 2004 85
Reference Cathay Pacific Catering Service, Hongkong Technical data: System type: MaxiVac Application: Flight Kitchen Trays/day: 65.000 Waste volume: 20 tons/day Start of operation of: 1998
Reference SATS, SICC #1, #2, Singapore Technical data: System type: MaxiVac Application: Flight Kitchen Trays/day: 30.000 / 45 000 Waste volume: 10 /15 tons/day Start of operation of: 1995, 2001 87
Applications Restaurants Food mall, food market Canteens Hotel 88
Let s Work Together to Collect and Treat the Food Waste for our Future 8 9