economic potential of biomass utilization - uncrd.or.jp roundtable (3...18 thank you for your kind...

Economic potential

of biomass utilization

- Case of Japan

Gen TAKAHASHIDeputy General Manager

Global Business Development

August 18th 2015

Sixth Regional 3R Forum in Asia and the PacificParallel Roundtable 3:Economic Opportunities through 3R - Biomass Waste

2

Biomass Utilization in Japan

Case 1: Biomass Boiler

Case 2: Sludge Digestion

Background of Biomass utilization

3Copyright 2015 © JFE Engineering Corporation All Rights Reserved

FROM BROWN ENERGY TO GREEN ENERGY

Advantages of Green Energy Carbon Neutral Renewable New Industry Development in rural area

Petroleum

Natural Gas

Coal

Biomass

・Unused Wood

・Agriculture Waste

・Municipal/Industrial Waste

Solar, Wind, Hydro, etc

Advantages of Biomass Energy Stable and independent from Weather/Season/Climate

How to use Biomass


Source : http://www.enecho.meti.go.jp/en/brochures/pdf/english2010.pdf

Fuel Mix in Power Generation


After Discontinuation of Nuclear Power Plant Operation Japan’s Fuel Mix for Electricity Production will be Reoriented, Biomass and other Renewables are Strongly Promoted.

29.1 28.6

1.7 1.0

24.7 25.0

27.6 30.3

25.7 29.3

42.5 43.2

9.7 7.5

18.3 14.9

10.0 8.5 8.4 8.5

0.9 1.1 1.6 2.2

0%

20%

40%

60%

80%

100%

2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013

Renewable

Hydro

Oil

LNG

Coal

Nuclear

Short term dependency on LNG has increased significantly

Midterm renewableswill be stronglypromoted (FIT)

Perc

enta

ge o

f C

om

positio

n

Source：METI Web site

Feed in Tariff for Biomass


Source : Created based on http://www.enecho.meti.go.jp/category/saving_and_new/saiene/data/kaitori/2015_fit.pdf

CategoriesPurchase prices (/kWh, FY2015)

Purchase period

Wood (unused)

2,000 kW or more 32 yen +tax 20 years

Less than 2,000 kW 40 yen +tax 20 years

Wood (general) 24 yen +tax 20 years

Wood (waste materials of buildings) 13 yen +tax 20 years

Waste materials 17 yen +tax 20 years

Methane fermentation 39 yen +tax 20 years

FIT Certified Biomass Power Plant Projects


14

665 804

98

1,136

61 33 25 4 36

(80)

(60)

(40)

(20)

0

20

40

60

0

200

400

600

800

1,000

1,200

1,400

BiogasTimber from forest thinningOther woody materialswastematerial

Wastewood

Nu

mb

er

of

cert

ifie

d f

acil

itie

s

Source：Agency for Natural Resources and Energy renewable energy / Status of the facility certification

Acc

um

ula

ted

cap

acit

y o

f fa

cilit

ies

(MW

)

Biogas Timber from

forest thinning

Other woody

materialsWaste wood Waste

material※new certified facilities only(without existing certified facilities)

From July 2012 to April 2014FIT started on July 1, 2012.

8




Advantages of JFE’s CFB Boiler


Design Model： 50MW CFB Boiler Power Plant


Turbine ＆Generator

Building

Water Tanks

Fuel Bunker

Cooling Towers

CFB Boiler

Flue Gas Cleaning

Administrative

Building

Variety of Fuel（1/3）


Fuel type

Calorific value(kcal/kg) Remarks

Main Origin

Wood tip1,800～2,000

Wood tip with very high moisture can cause incomplete combustion

Widely available

Wood pellet

4,000～5,000 ・The material can be easily crushed・Material of pellet binder（Chlorine）can cause corrosion of the boiler tube・Storage requiredSouth East Asia, Russia,

North America, China,

PKS（Palm Kernel Shell)

3,400

Contamination by fruits

Indonesia,Malaysia


Copyright 2015 © JFE Engineering Corporation All Rights Reserved

Fuel type


Main Origin

Construction Waste3,000～3,800

Chlorine from material can cause corrosion of the boiler tube

Waste management industry

RDF（Refuse Derived Fuel)3,500～4,000


RPF(Refuse Paper & Plastic Fuel) 5,000～6,000


12


Copyright 2015 © JFE Engineering Corporation All Rights Reserved 13

Fuel type


Main Origin

Tire tip8,000～9,000

Wire inside is not combustibleWaste management

industry

Coal6,000～7,000

Sulfur component can cause corrosion of the boiler tube

Widely available

Oil coke

7,000～8,000Sulfur/ Vanadium component can cause corrosion of the boiler tube

petroleum Refinery

14




Biogas power generation: Sewage Sludge


Client Yokohama City

Type Biogas from Sewage Sludge

Capacity 12,500 m3/day (wet sludge)

Output 4,500kW (900kW x 5)

Scheme PPP ( O&M 20 years)

Budget JPY 8.3 Billion（VFM 8.5%）

Remarks

CO2 reduction( 588ton/day) EPC/O&M cost reduction 8.5%

(JPY 42million)

2-15

SewageSludge

Biogas

DigestedSludge

Cement

Electricity

Digestion Tank

Gas Engine

SludgeIncinerator

Biogas power generation: Food Waste


Client Nagaoka City

Capacity 65t/day ( food waste )

Scheme BTO( Build Transfer Operate )

Period 2011/04-2028/06 (O&M 15 years)

Remarks Electricity consumption6MWh/dayRetail electricity 6.3MWh/dayCO2 reduction 2,000t/year

2-16

Receiving Hopper

Kitchen Waste 65t/day

Adjusting Tank

Crusher Mill Separator

Digestion

Digester Tank

Generator

Separation

Biogas

SludgeBiomass

Fuel

Sludge Dryer

Biogas power generation: Mixed Organic Waste


2-17

Client Toyohashi City, Aichi Pref.

Capacity 472m3/day ( sewerage sludge )59t/day (kitchen waste)

Scheme BTO ( Build Transfer Operate )

Period O&M 20 years)

CO2 reduction 3,900t/ year

18

Thank you for your kind attention.

JFE Engineering Corporation (Tokyo Head Office)Marunouchi Trust Tower North 19F, 1-8-1 Marunouchi, Chiyoda-ku, Tokyo 100-0005, JAPANTEL：+81-3-62120822 FAX：+81-3-62120803

economic potential of biomass utilization - uncrd.or.jp roundtable (3...18 thank you for your kind...

Documents