1. Pinch Technology forPinch Technology for
Energy Conservation ActivitiesEnergy Conservation Activities
１９．１．２００４
Shigeaki Tonomura
Energy Conservation Technology Development Department
NEDO Technology Development Organization
IEA INTERNATIONAL WORKSHOP
NEDO
2. 2．Programs､Strategic R&D on Energy Conservation
& Business-units subsidy system in NEDO
Fundamental Technology Projects
Practical Application Projects
Promoting Efficient Energy Utilization
in Industry/Housing/ Buildings
Businessstage
R&D steps
Programs ､Strategic R&D on Energy Conservation
& Business -units supporting system
Corroboration Projects
Programs
NEDO
3. TechnologyTechnology MapMap
Commercial Improvement of Heat Utilization Air Conditioning,
Heating,Hot-water supply system
/Domestic use Energy conservation of Structure
Energy Conservation of Lightning, other Electrical Equi
New Energy Management technology development
in Domestic Use
Energy Conservation of off-duty equipment
ex. Charger, power adopter
Commercial Energy Control of Lightning, Air Conditioning
/Business use Energy Conservation of main body
Energy conservation of Structure
Energy conservation for Information Technology
On Site Dispersed Power Supply ・Stｏrage of Electricity
Transportation improvement with Conventional Power System
use improvement with Advanced Power System
Introduction of Advanced Motor Fuel and Spread
Improvement of Distribution/ Transportation System
Industrial use Reduction of Fixed Energy of Industrial Rｅｇion
Improvement of Steam Utilization
Energy conservation of Motor, Power electronｉcｓ
Improvement of Heating, drying system
Energy conservation of Utilization Process of Cold
Temperature
Utilization of Heat NEDO
4. Potential of Pinch Technology
for Energy Conservation
５００
∼
１０００
Pinch Technology
Potential
Quantity of Energy
Conservation
（Mｌｉｔｅｒ・crude oil/year）
Ｉｔｅｍｓ
NEDO
8. Composite Curve （０）
CP＝ｆ（volume，specific heat）
Heat Flow
Temperature
IntensiveVariable2)
Extensive variable1）
＝Temperature＊CP
ΔＴ CPα
・α
＜ CPβ
・β
CPγ
・γ
1)Extensive variable:indicates quantitative degree／A+A=2A
2)Intensive Variable：indicates qualitative degree／A+A=A
The state of system can beThe state of system can be
visualized qualitativelyvisualized qualitatively andand
quantitatively at the same timequantitatively at the same time.
＜
Attention；Temperature is not directly the function
of Heat Flow. Figure shows solely the
relationship between Temperature and Heat Flow
9. Composing the Curves
H
T
180° -
130° -
80° -
40° -
CP
=
40
CP
=20
1
2
H
T
180° -
130° -
80° -
40° -
C
P
=
40
CP
=
20
1
2
CP = 60
only
only
1 2and
NEDO
13. Pinch technology
for Co-production system
Pinch technology for
Thermal analysis
Pinch technology for
Material analysis
Heat recovery
Enthalpy
Temperature
Material reuse
Mass Volume
PurityofMaterial
Optimizing Analysis Method for
Heat and Material cascade utilization
Pinch technology
for Co-production system
Maximization of
material cascade
utilization
Maximization of
thermal cascade
utilization
NEDO
14. cost analysis of gasification process
0
20,000
40,000
60,000
80,000
100,000
conventional pinch,thermal
& material
seperately
co-pro pinch
cost($/day) energy & Material cost co-pro operation cost
Analysis Example of
Co-production System
NEDO
-
18%
-
26%
15. Example of Correlation Between
Steel Plant and Oil Refining Plant
NEDO
Coke oven gas refining unit
CO/H２ refining unit FT synthesizer
Crude steel
IroOre
Lime
stone Blast furnace Converter
Coal
Sintering Plant
Coke Oven
Naphtha for
petrochemistry
gasoline
kerosene
Gas oil
Heavy oil
FCC
Reformer
HDS Units of
Naphtha，
kerosene，
Gas oil
Hydrogen
Generation units
Petroleum
Distillation
Column
Atmospheric
Vacuum
Distillation
Column
HDS Units of
Units of VGO，
Residual oil
Asphalt
S 5wt%
Ni 60ppm
V 200ppm
Bypro-Hydrogen
Fluid catalytic cracking
Ｈｙｄｒｏｇｅｎ desulphurization
16. ConclusionConclusion
1.1.Pinch Technology visualizes waste heatPinch Technology visualizes waste heat
panoramicallypanoramically，，qualitatively and quantitativelyqualitatively and quantitatively．．
2.. Potential of Pinch technologyPotential of Pinch technology for Energy Conservationfor Energy Conservation
is notis not less than 500less than 500∼１０００∼１０００MM･･LiterLiter・・crude oil/yearcrude oil/year．．
3.3. Moreover Pinch technology for Co-productionMoreover Pinch technology for Co-production
system may enlarge the Energy Conservation effectsystem may enlarge the Energy Conservation effect．．
NEDO
