Taiwan EPA Creating a Vision Kristin Lee  Alan Chou  Peter Sun  Jack Lan  David Shen
introduction  landfill   incineration  recycling creating a vision symbolizing the vision blue  skies and  green  earth ve...
introduction  landfill   incineration  recycling creating a vision striving for the vision balance  natural resources  and...
creating a vision landfill route incineration   recycling
what goes in <ul><li>gutter rubbish </li></ul><ul><li>dead plants </li></ul><ul><li>sludge </li></ul><ul><li>bottom ash  <...
how landfills work biological  decomposition  in  isolation creating a vision landfill route incineration   recycling <ul>...
garbage & leachate (H 2 O) isolation leachate collection  setup (soil + gravel) fence groundwater garbage  layers waterpro...
methane <ul><li>product of anaerobic bacteria metabolism </li></ul><ul><li>50% of landfill gas </li></ul><ul><li>collected...
the longest journey  [commencement] 1]  truck enters site @ 10 km/hr and  weighed 2]  if weight as reported, truck  led  t...
the longest journey  [continuation] 4]  compactor/ bulldozer  compresses  garbage until ideal thickness  (40 ~ 80 cm)   5]...
the longest journey  [conclusion] 7] last layer  of soil dumped to add 1 m  thickness 8]  remediation begins as trash  dec...
san-xia landfill remediation site 1st microturbine power generator in Taiwan  w/ nearly 0 emission 18 acres w/ 25 methane ...
creating a vision landfill   incineration course   recycling
Ba-Li  waste incineration plant.1 creating a vision landfill   incineration course   recycling
Ba-Li  waste incineration plant.2 creating a vision <ul><li>1,350 T waste/ day </li></ul><ul><li>3 sets of incinerators  <...
waste incineration plant overview.1 creating a vision flowchart | landfill   incineration course   recycling
waste incineration plant overview.2 creating a vision landfill   incineration course   recycling plant types  | moving bed...
@ a waste incineration plant.1 creating a vision landfill   incineration course   recycling 1]  power generation 4]  follo...
@ a waste incineration plant.2 creating a vision power generation | steam turbine generator heat energy recovered using he...
@ a waste incineration plant.3 creating a vision pollutants emission | main  objection  to incineration plants: air pollut...
@ a waste incineration plant.4 creating a vision pollutants emission control | cyclone dust separator (2)   separates part...
@ a waste incineration plant.5 creating a vision follow-up procedures | <ul><li>leftover slag  taken to landfill/ solidifi...
incineration benefits and detractions creating a vision landfill   incineration course   recycling benefits | detractions ...
landfill   incineration  resource recycling creating a vision
what does it mean to recycle? creating a vision recycling  | processing  used/ waste   materials for  reuse   instead of b...
problems with waste creating a vision <ul><li>resource scarcity — energy, water; mining, agriculture </li></ul><ul><li>lit...
how does recycling help? creating a vision <ul><li>landfill </li></ul><ul><li>GHG emissions </li></ul><ul><li>water pollut...
rubbish goes here… creating a vision Taiwan household waste ends up: <ul><li>19% @  landfill </li></ul><ul><li>57% @  inci...
Taiwan municipal solid waste (MSW) generation creating a vision 15% 85% 1.1 million T  recycled 6.3 million T  disposed 7....
four-in-one resource  recycling program creating a vision local community recycling foundation recycling company local gov...
recycling program garbage data.1 creating a vision Environmental Protection Administration 2005 landfill   incineration  r...
recycling program garbage data.2 creating a vision Environmental Protection Administration 2005 garbage volume reduction l...
the “zero-waste” action plan creating a vision 1]  Garbage Sorting, Recycling, and Reduction Plan 2]  Taiwan Area Garbage ...
recycling rundown.1 creating a vision paper | <ul><li>1 T paper saves: </li></ul><ul><li>17 trees </li></ul><ul><li>26,000...
recycling rundown.2 creating a vision plastic | <ul><li>Taiwan uses a lot of plastic </li></ul><ul><li>milk jugs  used for...
what we can do creating a vision <ul><li>practice  3 “ R ”s: </li></ul><ul><li>R educe </li></ul><ul><li>R euse </li></ul>...
landfill   incineration  recycling  conclusion creating a vision the vision revisited blue skies and green earth verdant m...
Taiwan EPA Creating a Vision Kristin Lee  Alan Chou  Peter Sun  Jack Lan  David Shen
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Academic Conference Presentation [Taiwan Tech Trek]

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Taiwan EPA: Creating a Vision

The Taiwan Tech Trek (TTT) program offers overseas opportunities to work on STEM (science, technology, engineering, and mathematics) assignments with companies, organizations, universities, and ministries in Taiwan, helping to promote awareness and appreciation of the country. It is capped by an academic conference for participants to showcase their work.

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Academic Conference Presentation [Taiwan Tech Trek]

  1. 1. Taiwan EPA Creating a Vision Kristin Lee Alan Chou Peter Sun Jack Lan David Shen
  2. 2. introduction landfill incineration recycling creating a vision symbolizing the vision blue skies and green earth verdant mountains and pristine water environmentally conscious citizenry sustainable homeland
  3. 3. introduction landfill incineration recycling creating a vision striving for the vision balance natural resources and human-generated waste Taiwan waste disposal methods | landfill incineration recycling
  4. 4. creating a vision landfill route incineration recycling
  5. 5. what goes in <ul><li>gutter rubbish </li></ul><ul><li>dead plants </li></ul><ul><li>sludge </li></ul><ul><li>bottom ash </li></ul><ul><li>large-sized objects (i.e., sofas) </li></ul>landfill route incineration recycling creating a vision
  6. 6. how landfills work biological decomposition in isolation creating a vision landfill route incineration recycling <ul><li>kinds of isolation </li></ul><ul><li>garbage </li></ul><ul><li>leachate </li></ul><ul><li>methane </li></ul>
  7. 7. garbage & leachate (H 2 O) isolation leachate collection setup (soil + gravel) fence groundwater garbage layers waterproof setup [polyethylene, high-density polyethylene, polyvinylchloride | geotextile mat | compressed clay wall] collected leachate re-circulated and/ or treated @ plant compressed clay wall creating a vision landfill route incineration recycling
  8. 8. methane <ul><li>product of anaerobic bacteria metabolism </li></ul><ul><li>50% of landfill gas </li></ul><ul><li>collected by pipe network </li></ul><ul><li>“ flared” onsite/ stored, sent to boilers for power </li></ul><ul><li>similar to wastewater treatment facilities </li></ul>creating a vision landfill route incineration recycling
  9. 9. the longest journey [commencement] 1] truck enters site @ 10 km/hr and weighed 2] if weight as reported, truck led to site 3] trash unloaded in cell; truck to wheel cleaning creating a vision landfill route incineration recycling
  10. 10. the longest journey [continuation] 4] compactor/ bulldozer compresses garbage until ideal thickness (40 ~ 80 cm) 5] when garbage reaches 3 m thick, layer of soil put on top (15 ~ 30 cm thick) 6] cake compressed again and new cell prepared for next cycle creating a vision landfill route incineration recycling
  11. 11. the longest journey [conclusion] 7] last layer of soil dumped to add 1 m thickness 8] remediation begins as trash decomposes creating a vision landfill route incineration recycling
  12. 12. san-xia landfill remediation site 1st microturbine power generator in Taiwan w/ nearly 0 emission 18 acres w/ 25 methane collection wells closed in 1999 <ul><li>90 kW/yr ~ NT$40,000 saved/mo </li></ul><ul><li>GHG reduction = 5,150 tons CO 2 ~ NT$66 million saved </li></ul><ul><li>20 more yrs </li></ul>creating a vision landfill route incineration recycling
  13. 13. creating a vision landfill incineration course recycling
  14. 14. Ba-Li waste incineration plant.1 creating a vision landfill incineration course recycling
  15. 15. Ba-Li waste incineration plant.2 creating a vision <ul><li>1,350 T waste/ day </li></ul><ul><li>3 sets of incinerators </li></ul><ul><li>3 sets of heat recovery boilers </li></ul><ul><li>1 set steam turbine generator </li></ul><ul><li>generates 35,771 kW/ 858,000 kWH/ day </li></ul><ul><li>net export energy ~ 21,600,000 kWH/ day = 260,000,000 kWH/ yr (for 40,000 homes) </li></ul><ul><li>consultant | Fichtner </li></ul><ul><li>contractor | Zhongxin Electric & Machinery </li></ul>landfill incineration course recycling
  16. 16. waste incineration plant overview.1 creating a vision flowchart | landfill incineration course recycling
  17. 17. waste incineration plant overview.2 creating a vision landfill incineration course recycling plant types | moving bed cyclone <ul><li>conveyor bed </li></ul><ul><li>@ Ba-Li </li></ul>
  18. 18. @ a waste incineration plant.1 creating a vision landfill incineration course recycling 1] power generation 4] follow-up procedures 3] pollutants emission control 2] pollutants emission
  19. 19. @ a waste incineration plant.2 creating a vision power generation | steam turbine generator heat energy recovered using heat generated to heat up boiler water to steam used for turbine propulsion power generation set turbine force through reduction gear set rotates alternate rotor which cuts magnetic flux from stator and generates electricity 69kV switchgear station basically controls power input/ output landfill incineration course recycling
  20. 20. @ a waste incineration plant.3 creating a vision pollutants emission | main objection to incineration plants: air pollutants after refuse burning <ul><li>acidic gases – hydrogen chloride, hydrogen fluoride, sulfur dioxide, nitric oxides, etc. </li></ul><ul><li>metals – cadmium, mercury, arsenic, vanadium, chromium, cobalt, copper, lead, manganese, nickel, thallium, tin. </li></ul><ul><li>organic substances – dioxins attract most concern </li></ul><ul><li>particulate matter – fine particles </li></ul>landfill incineration course recycling
  21. 21. @ a waste incineration plant.4 creating a vision pollutants emission control | cyclone dust separator (2) separates particulate matter via cyclone bag filter system removes 95% particulate pollutants activated carbon injection unit prevents dissolved dioxin components from recomposing due to temperature drop by absorption flue gas treatment landfill incineration course recycling
  22. 22. @ a waste incineration plant.5 creating a vision follow-up procedures | <ul><li>leftover slag taken to landfill/ solidified and reused as bricks, etc. </li></ul><ul><li>fly ash taken to solidification plant </li></ul><ul><li>wastewater taken to water treatment plant for treatment and reuse </li></ul>landfill incineration course recycling
  23. 23. incineration benefits and detractions creating a vision landfill incineration course recycling benefits | detractions | <ul><li>generates energy </li></ul><ul><li>saves 95% space in landfills </li></ul><ul><li>less soil and land contamination </li></ul><ul><li>air pollution (dioxin emissions) </li></ul><ul><li>toxic fly ash </li></ul>
  24. 24. landfill incineration resource recycling creating a vision
  25. 25. what does it mean to recycle? creating a vision recycling | processing used/ waste materials for reuse instead of being wasted landfill incineration resource recycling
  26. 26. problems with waste creating a vision <ul><li>resource scarcity — energy, water; mining, agriculture </li></ul><ul><li>litter — harms wildlife, pollutes environment </li></ul><ul><li>landfill — space limitation; litter, groundwater contamination </li></ul><ul><li>incineration — air pollution (dioxin emissions) </li></ul>landfill incineration resource recycling
  27. 27. how does recycling help? creating a vision <ul><li>landfill </li></ul><ul><li>GHG emissions </li></ul><ul><li>water pollution </li></ul>conserves | <ul><li>natural resources </li></ul><ul><li>energy </li></ul>reduces | economic benefits | <ul><li>creates job opportunities </li></ul><ul><li>saves money (pay-as-you-throw programs) </li></ul>landfill incineration resource recycling
  28. 28. rubbish goes here… creating a vision Taiwan household waste ends up: <ul><li>19% @ landfill </li></ul><ul><li>57% @ incinerator </li></ul><ul><li>22% recycled </li></ul>Environmental Protection Administration 2003 landfill incineration resource recycling
  29. 29. Taiwan municipal solid waste (MSW) generation creating a vision 15% 85% 1.1 million T recycled 6.3 million T disposed 7.4 million T MSW generated in 2003 Environmental Protection Administration 2004 landfill incineration resource recycling
  30. 30. four-in-one resource recycling program creating a vision local community recycling foundation recycling company local gov’t authority landfill incineration resource recycling
  31. 31. recycling program garbage data.1 creating a vision Environmental Protection Administration 2005 landfill incineration resource recycling
  32. 32. recycling program garbage data.2 creating a vision Environmental Protection Administration 2005 garbage volume reduction landfill incineration resource recycling 23,870 24,331 24,330 23,468 21,518 18,421 16,922 16,063 19,876 22,672 22,502 22,240 22,220 21,684 21,280 21,039 21,441 22,039 1.135 0.752 1.143 1.135 1.082 0.976 0.895 0.829 0.709 13,000 14,000 15,000 16,000 17,000 18,000 19,000 20,000 21,000 22,000 23,000 24,000 25,000 1996 1997 1998 1999 2000 2001 2002 2003 2004 Year 0.70 0.74 0.78 0.82 0.86 0.90 0.94 0.98 1.02 1.06 1.10 1.14 1.18 Average daily garbage clearance volume (tones) Population per garbage clearance area (thousands of people) Average daily per capita garbage clearance volume (kg) Population per daily garbage clearance volume ( 1,000 people / tones) Daily per capita garbage clearance volume (Kg/person/day)
  33. 33. the “zero-waste” action plan creating a vision 1] Garbage Sorting, Recycling, and Reduction Plan 2] Taiwan Area Garbage Disposal Follow-Up Plan 3] Food Waste Clearance and Recycling Plan 4] Environmental Science and Technology Park Promotion Plan 5] Plan to Build a New Image for Environmental Facilities - Transformation of Incineration Plants 6] Plan to Promote Awareness of Newly Listed Mandatory Recyclables 7] Plan to Increase Recycling Rates of Items Already Listed as Mandatory Recyclables landfill incineration resource recycling
  34. 34. recycling rundown.1 creating a vision paper | <ul><li>1 T paper saves: </li></ul><ul><li>17 trees </li></ul><ul><li>26,000 L water </li></ul><ul><li>1,400 L oil </li></ul><ul><li>3 yd 3 landfill </li></ul><ul><li>enough energy to heat average home for 6 mon. </li></ul>newspaper, school paper, notebook paper, insulation, paper towels, cardboard, etc. U.S. EPA 2004 landfill incineration resource recycling
  35. 35. recycling rundown.2 creating a vision plastic | <ul><li>Taiwan uses a lot of plastic </li></ul><ul><li>milk jugs used for different products: park benches to boardwalks </li></ul><ul><li>plastic bottles to create fleece sweaters, </li></ul><ul><ul><li>long underwear, and stuffing in sleeping bags </li></ul></ul>bottles, hair dryers, hair brushes, garden tools, keyboards, calculators, chairs, etc. U.S. EPA 2004 landfill incineration resource recycling
  36. 36. what we can do creating a vision <ul><li>practice 3 “ R ”s: </li></ul><ul><li>R educe </li></ul><ul><li>R euse </li></ul><ul><li>R ecycle </li></ul><ul><li>use both sides of paper </li></ul><ul><li>reuse paper </li></ul><ul><li>recycle paper, plastic, glass, aluminum, etc. </li></ul><ul><li>buy recycled items </li></ul><ul><li>avoid using plastic bags </li></ul>landfill incineration resource recycling
  37. 37. landfill incineration recycling conclusion creating a vision the vision revisited blue skies and green earth verdant mountains and pristine water environmentally conscious citizenry sustainable homeland
  38. 38. Taiwan EPA Creating a Vision Kristin Lee Alan Chou Peter Sun Jack Lan David Shen

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