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[null,null,"Før",null,"Efter"]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Krydsveksler"]
[null,"Ind",{"$f":"data!C5","v":252},null,{"$f":"data!D5","v":230},null,null,null,null,null,null,null,null,null,null,"Modstrømsveksler"]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Roterende veksler"]
[null,"Ud",{"$f":"data!C10","v":252},null,{"$f":"data!D10","v":230}]
[]
[null,"Eta",{"$f":"data!C13/100","v":0.625},null,{"$f":"data!D13/100","v":0.61111111111111116},null,null,null,null,null,null,null,null,null,null,3]
[]
[]
[null,"Function eps(n, NTU, Z, Zm)"]
[]
[null,"Reference",null,null,null,null,"Drift"]
[]
[null,"n =20",20,null,null,null,"n =20",20]
[]
[null,"NTU",{"$f":"data!L4","v":2.2935479661801574},null,null,null,"NTU",{"$f":"H26/((E4/3600)*1.2*1.005*1000)","v":2.3572716797629218}]
[]
[null,"Z",{"$f":"C4/C6","v":1},null,null,null,"Z",{"$f":"E4/E6","v":1}]
[]
[null,"Zm",1,null,null,null,"Zm",1]
[]
[null,"EPS",{"$f":"IF(P8=1,epscrex(C15,C17,C19),IF(P8=2,epscount(C17,C19),IF(P8=3,epsrot(C17,C19,C21))))","v":0.62499994706387829},{"$f":"C8","v":0.625},{"$f":"(D23-C23)*10000","v":5.2936121708313522E-4},null,"EPS",{"$f":"IF(P8=1,epscrex(H15,H17,H19),IF(P8=2,epscount(H17,H19),IF(P8=3,epsrot(H17,H19,H21))))","v":0.62967364002697868}]
[]
[]
[null,"UA",{"$f":"(((C4/3600)*1.2*1.005)*1000)*C17","v":193.6213193049289},"W/K",null,null,"UA",{"$f":"1/((1/H28)+(1/H30))","v":181.62778292573307},"W/K"]
[]
[null,"UA1",{"$f":"C26*(1+(C4/C6)^0.7)","v":387.24263860985781},"W/K",null,null,"UA1",{"$f":"C28*(E4/C4)^0.7","v":363.25556585146614},"W/K"]
[]
[null,"UA2",{"$f":"C28*(C6/C4)^0.7","v":387.24263860985781},"W/K",null,null,"UA2",{"$f":"C30*(E6/C6)^0.7","v":363.25556585146614},"W/K"]

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[]
[null,null,"Datablad","Målt drift","Forventet drift"]
[null,"Tindblæsning,før veksler [°C]",-12,5,{"$f":"D3","v":5}]
[null,"Tindblæsning,efter veksler [°C]",8,16,{"$f":"(D8-D3)*E13/100+D3","v":16.334125520485614},null,"Kontrol =0",{"$f":"beregn!E23","v":5.2936121708313522E-4},null,null,"NTU =",2.2935479661801574]
[null,"Luftmængdeind [Nm3/h]",252,230,{"$f":"D5","v":230}]
[null,"Tryktabind [Pa]",50,60,{"$f":"C6*(D5/C5)^1.5","v":43.597435836923111}]
[]
[null,"Tafkast,før veksler [°C]",20,23,{"$f":"D8","v":23}]
[null,"Tafkast,efter veksler [°C]",0,12,{"$f":"E8-(E4-E3)*E5/E10","v":11.665874479514386}]
[null,"Luftmængdeud [Nm3/h]",252,{"$f":"D5*(D4-D3)/(D8-D9)","v":230},{"$f":"D10","v":230}]
[null,"Tryktabud [Pa]",50,60,{"$f":"C11*(D10/C10)^1.5","v":43.597435836923111}]
[]
[null,"Effektivitet",{"$f":"(C4-C3)/(C8-C3)*100","v":62.5},{"$f":"(D4-D3)/(D8-D3)*100","v":61.111111111111114},{"$f":"beregn!H23*100","v":62.96736400269787}]
[]
[]
[null,null,"Vejledning"]
[null,null,"1.","Der skal indtastes værdier i felterne med røde tal for luftflow (luftflow i Nm3/h), tryktab og temperaturer"]
[null,null,"2.","Tryk på \"Beregn\" 2-3 gange"]
[]
[]
[null,null,"Performancetest"]
[null,null,"1.","Effektivitet",null,"Sammenlig de faktisk målte Tindblæsning,efter veksler og Tafkast,efter veksler med de værdier der er i kolonnen  \"Forventet drift\". Hvis den faktisk målte temperatur Tindblæsning,efter veksler er lavere end værdien i kolonnen \"Forventet drift\" og at værdien for Tafkast,efter veksler tilsvarende er højere end forventet vekslereffektiviteten lavere end anført på databladet. Hvis det forholder sig modsat er effektiviteten bedre end anført på databladet."]
[]
[]
[]
[]
[null,null,"2.","Tryktab på luft- og væskeside",null,"Sammenlig de faktisk målte tryktab over veksleren med værdierne i kolonnen \"Forventet drift\". Hvis de faktisk målte tryktab er lavere end de beregnede værdier i diagrammet har fladerne lavere tryktab end anført på databladet. Hvis det forholder sig modsat er tryktabene større end anført på databladet."]