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TVBH-5054 - Byggnadsfysik - Lunds tekniska högskola

TVBH-5054 - Byggnadsfysik - Lunds tekniska högskola

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Uttorkning av fukt i våtrumsytterväggar<br />

3 FÖRSÖK ...................................................................................................................................... 23<br />

3.1 UTTORKNING AV FUKT I VÅTRUMSYTTERVÄGGAR ............................................................... 23<br />

3.1.1 Försöksuppställning ...................................................................................................... 23<br />

3.1.2 Väggtypernas konstruktion............................................................................................ 24<br />

3.1.3 Mätinstrument ............................................................................................................... 26<br />

3.1.4 Mätning ......................................................................................................................... 27<br />

3.1.5 Försökets begränsningar............................................................................................... 28<br />

3.1.6 Mätresultat .................................................................................................................... 28<br />

3.1.7 Övriga iakttagelser........................................................................................................ 39<br />

3.2 BESTÄMNING AV SORPTIONSISOTERMER .............................................................................. 40<br />

3.2.1 Mätresultat .................................................................................................................... 41<br />

4 BERÄKNINGAR......................................................................................................................... 43<br />

4.1 STATIONÄR DIFFUSIONSBERÄKNING ..................................................................................... 43<br />

4.1.1 Beräkningens syfte......................................................................................................... 43<br />

4.1.2 Teori .............................................................................................................................. 43<br />

4.1.3 Indata och antaganden.................................................................................................. 45<br />

4.1.4 Felkällor ........................................................................................................................ 45<br />

4.1.5 Resultat av beräkningar ................................................................................................ 45<br />

4.2 ICKE STATIONÄR DIFFUSIONSBERÄKNING............................................................................. 47<br />

4.2.1 Beräkningens syfte......................................................................................................... 47<br />

4.2.2 Datorprogrammet 1D-HAM.......................................................................................... 47<br />

4.2.3 Indata och antaganden.................................................................................................. 49<br />

4.2.4 Felkällor ........................................................................................................................ 52<br />

4.2.5 Resultat av simuleringar ............................................................................................... 53<br />

5 ANALYS ...................................................................................................................................... 61<br />

5.1 UTVÄRDERING AV RESULTATEN FRÅN VÄGGFÖRSÖKET....................................................... 61<br />

5.2 JÄMFÖRELSE MELLAN FÖRSÖKSRESULTAT OCH BERÄKNADE RESULTAT ............................. 63<br />

5.3 ANALYS AV RF-GIVARE SOM ANVÄNDS I FÖRSÖKET ............................................................ 64<br />

5.4 ANALYS AV SORPTIONSKURVA ............................................................................................. 64<br />

5.5 ÖVRIGA ANALYSER ............................................................................................................... 65<br />

6 SLUTSATS .................................................................................................................................. 67<br />

6.1 SLUTSATSER AV STUDIEN...................................................................................................... 67<br />

6.2 STUDIENS TROVÄRDIGHET .................................................................................................... 68<br />

7 DISKUSSION .............................................................................................................................. 69<br />

7.1 ÅNGBROMS............................................................................................................................ 69<br />

7.2 FÖRLÅTANDE MATERIAL ....................................................................................................... 69<br />

7.3 LAGRING AV GIPS .................................................................................................................. 69<br />

7.4 UTFORMNING AV GIVARNA ................................................................................................... 70<br />

7.5 FÖRSLAG TILL FORTSATTA STUDIER ..................................................................................... 70<br />

REFERENSER .................................................................................................................................... 72<br />

BILAGOR............................................................................................................................................ 75<br />

VII

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