Rationella%20naturresursbeslut%20m.h.t.%20tv - PowerPoint PPT Presentation

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Rationella%20naturresursbeslut%20m.h.t.%20tv

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Title: Rationella%20naturresursbeslut%20m.h.t.%20tv


1
Rationella naturresursbeslut m.h.t. tvƄ
intressenter- Exempel pƄ hur rennƤring och
skogsbruk kan faststƤlla rationella ƄtgƤrder med
hjƤlp av optimering dƤr rennƤringen fƄr bƤsta
mƶjliga utfall fƶr varje kostnadsnivƄ fƶr
skogsbruket
  • Peter Lohmander 121210
  • SLU, Fakulteten fƶr Skogsvetenskap
  • http//www.Lohmander.com
  • Peter_at_Lohmander.com

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PL Pareto Examples 121101 Peter Lohmander 121101
5
Example 3 ! PL Pareto 121101 ! Peter Lohmander
121101 model sets Hansyn/1..3/H_kostnad,
S_Intakt, Kap, q endsets
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min Tot_H_kostnad Tot_H_Kostnad
_at_sum(Hansyn(j) H_kostnad(j)q(j)) Tot_S_Intakt
_at_sum(Hansyn(j) S_Intakt(j)q(j)) S_Krav
Tot_S_Intakt gt S_Tot
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S_Tot 2200000 _at_for(Hansyn(j) q(j) lt Kap(j))
8
data H_kostnad 1000 500 1000 S_Intakt
500 500 2000 Kap 1000 800
1000 enddata end
9
Global optimal solution found. Objective value
1200000.
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Variable Value Reduced
Cost TOT_H_KOSTNAD
1200000. 0.000000
TOT_S_INTAKT 2200000. 0.000000
S_TOT 2200000.
0.000000 H_KOSTNAD( 1)
1000.000 0.000000
H_KOSTNAD( 2) 500.0000
0.000000 H_KOSTNAD( 3)
1000.000 0.000000
S_INTAKT( 1) 500.0000 0.000000
S_INTAKT( 2) 500.0000
0.000000 S_INTAKT( 3)
2000.000 0.000000
KAP( 1) 1000.000
0.000000 KAP( 2)
800.0000 0.000000
KAP( 3) 1000.000 0.000000
Q( 1) 0.000000
500.0000 Q( 2)
400.0000 0.000000
Q( 3) 1000.000 0.000000
11
Ex Ā  Tot_SI Tot_HK q1 q2 q3
0 Ā  0 0 0 0 0
1 Ā  1000000 500000 0 0 500
2 Ā  2000000 1000000 0 0 1000
3 Ā  2200000 1200000 0 400 1000
4 Ā  2400000 1400000 0 800 1000
5 Ā  2650000 1900000 500 800 1000
6 Ā  2900000 2400000 1000 800 1000
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Rationella naturresursbeslut m.h.t. tvƄ
intressenter- Exempel pƄ hur rennƤring och
skogsbruk kan faststƤlla rationella ƄtgƤrder med
hjƤlp av optimering dƤr rennƤringen fƄr bƤsta
mƶjliga utfall fƶr varje kostnadsnivƄ fƶr
skogsbruket
  • Peter Lohmander 121210
  • SLU, Fakulteten fƶr Skogsvetenskap
  • http//www.Lohmander.com
  • Peter_at_Lohmander.com
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