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Jos_von_Asmuth_Thesis.pdf - repository

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_~ÅâÖêçìåÇ=~åÇ=íÜÉçêó=2∂ h ∂hKH = S − r(2.50)2∂x∂t=eÉêÉI=íÜÉ=ÇáÑÑÉêÉåíá~ä=Éèì~íáçå=Åçåí~áåë=çåÉ=ëé~íá~ä=ÇáãÉåëáçåI=~ääçïáåÖ=íÜÉ=ÜÉ~Çë=áå=íÜÉ=ëóëíÉã=íç=ÇÉéÉåÇ=çå=íÜÉ=äçÅ~íáçåK=^Ö~áåI=ïÉ=ìëÉ=~=ëÉÅçåÇI=îÉêíáÅ~ä=ÇáãÉåëáçå=íç=Öê~éÜáÅ~ääó=êÉéêÉëÉåí=íÜÉ=ëóëíÉã=EÑáÖìêÉ=OKOMFK=bèì~íáçå=EOKRMF=Å~å=ÄÉ=ëçäîÉÇ=~å~äóíáÅ~ääó=Ñçê=íÜÉ=ÉÑÑÉÅíë=çÑ=êÉÅÜ~êÖÉK=cçê=ÖêçìåÇï~íÉê=éêçÄäÉãëI=íÜÉ=ëçäìíáçå=Ü~ë=ÄÉÉå=ÑçìåÇ=Ñáêëí=Äó=däçîÉê=~åÇ=ï~ë=éìÄäáëÜÉÇ=áå=xaìããI=NVRQz=~åÇ=~äëç=ÇáëÅìëëÉÇ=áå=xhê~áàÉåÜçÑÑ=î~å=ÇÉ=iÉìêI=NVRUzK=tÜÉå=íÜÉ=ï~íÉê=äÉîÉä=~í=íÜÉ=ÄçìåÇ~êáÉë=áë=Åçåëí~åí= ( hx= 0= hx=L= d)I=íÜÉ=êÉÅÜ~êÖÉ=áë=~å=áãéìäëÉ=~åÇ=EOKPQF=áë=ìëÉÇI=íÜÉ=áãéìäëÉ=êÉëéçåëÉ=ÑìåÅíáçå=xJz=ã~ó=ÄÉ=ÑçìåÇ=~åÇ=ÄÉ=ïêáííÉå=~ëW==2 2∞1 4 1 −n π KHt nπxθ ( t) = ∑ exp( )sin(2.51)π2S n=1,3,5,.... n SL L=ïÜÉêÉ x xiz=ÇÉÑáåÉë=íÜÉ=éçëáíáçå=çÑ=íÜÉ=äçÅ~íáçå=ìåÇÉê=ÅçåëáÇÉê~íáçåK=qÜÉ=êÉëéçåëÉ=çÑ=ëìÅÜ=~=ëóëíÉã=áë=åçí=çåäó=~=ÑìåÅíáçå=çÑ=íÜÉ=ëíçê~íáîáíó=~åÇ=êÉëáëí~åÅÉI=~ë=áå=íÜÉ=äáåÉ~ê=êÉëÉêîçáê=Å~ëÉI=Äìí=~äëç=çÑ=íÜÉ=êÉä~íáîÉ=éçëáíáçå=çê=ÅÉåíê~äáíó= C xJz=çÑ=íÜÉ=äçÅ~íáçå=ìåÇÉê=ÅçåëáÇÉê~íáçåI=ïÜáÅÜ=ïÉ=ÇÉÑáåÉ=ÄóW==⎧2xL, x ≤⎪ L2C = ⎨(2.52)⎪ 2( L − x) L , x >⎪⎩ L2=få=íÜáë=ï~óI=íÜÉ=ÅÉåíê~äáíó=áë=N=áÑ=íÜÉ=äçÅ~íáçå=áë=áå=íÜÉ=ÅÉåíÉê=çÑ=íÜÉ=ëóëíÉã=~åÇ=M=áÑ=áí=äáÉë=çå=áíë=ÄçìåÇ~êáÉëK=få=ÑáÖìêÉ=OKONI=Éñ~ãéäÉ=fo=ÑìåÅíáçåë=~êÉ=éäçííÉÇ=Ñçê=ÇáÑÑÉêÉåí=î~äìÉë=çÑ= C I=ïÜáÅÜ=ëÜçïë=íÜÉ=ÇáÑÑÉêÉåÅÉ=áå=ÄÉÜ~îáçê=ÇÉéÉåÇáåÖ=çå=íÜÉ=äçÅ~íáçåK=få=ëÜçêíW=áå=íÜÉ=ÅÉåíÉê=çÑ=íÜÉ=ëóëíÉãI=íÜÉ=äÉîÉä=Å~å=çåäó=Çêçé=~ÑíÉê=íÜÉ=äÉîÉäë=åÉ~ê=íÜÉ=ÄçìåÇ~êáÉë=Ü~îÉ=ÇêçééÉÇ=ÑáêëíK=kÉ~ê=íÜÉ=ÄçìåÇ~êáÉëI=íÜÉ=ï~íÉê=äÉîÉä=Çêçéë=èìáÅâäó=~í=Ñáêëí=Äìí=ëí~ÄáäáòÉë=ä~íÉê=çå=ÄÉÅ~ìëÉ=çÑ=ï~íÉê=ÑäçïáåÖ=áå=Ñêçã=íÜÉ=ÅÉåíÉêK=1/Sresponse factor (−)SL^2/KHtime (days)C = 1C = 1/2C = 1/4C = 1/8figure 2.21: Example IR functions of the system offigure 2.20 for different values of C .==== RP=KKÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁKÁK

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