[01] Ena paradeigma ejoikonomhshs energeias me th xrhsh gewqermias

To petyxhmeno ayto paradeigma ejoikonomhshs energeias, me th xrhsh gewqermias, eixan thn eykairia na gnwrisoyn apo konta melh ths episthmonikhs omadas, poy meteixan sth 2h synanthsh Apofoitwn Germanikwn Panepisthmiwn, poy diorganwsan to Tmhma Mhxanologwn Mhxanikwn ths Polytexnikhs Sxolhs toy Aristoteleioy Panepisthmioy Qessalonikhs (APQ) kai to Polytexneio toy Ntortmoynt, me thn yposthrijh kai th synergasia ths Germanikhs Yphresia Akadhmaikwn Antallagwn (DAAD).

To systhB�a twn gewqerB�ikwn antliwn qerB�othtas jekinhse th leitoyrgia toy ton SepteB�brio toy 2002 kai h energeiakh toy symperifora parakoloyqeitai diarkws apo to Ergasthrio Kataskeyhs Syskeywn Diergasiwn (EKSD) toy A.P.Q.

Sto ktirio, symfwna me stoixeia twn ereynhtwn toy EKSD. A. Mixopoyloy, D. Mpozh, kai toy Dieyqynth toy N. Kyriakh, stegazontai oi yphresies dioikhshs toy DhB�oy Pylaias. Einai xtisB�eno se hB�iastikh perioxh, se epiklines oikopedo, synolikhs ektashs 900 m2, exei dyo ypogeioys kai treis ypergeioys orofoys. Oi kyrioi xwroi toy ktirioy katalaB�banoyn synolikh ektash 1350 m2 kai einai kyriws grafeia, aiqoyses syskecewn kai B�ia aiqoysa ekdhlwsewn 200 atoB�wn.

Oloi oi kyrioi xwroi toy ktirioy kliB�atizontai. Oi bohqhtikoi xwroi toy ktirioy, poy exoyn ektash 1070 m2, einai xwroi apoqhkwn kai arxeiwn, enas ypogeios staqB�os aytokinhtwn kai xwroi egkatastasewn. Stoys xwroys aytoys exoyn problefqei aplws oi aparaithtes egkatastaseis aerisB�oy - ejaerisB�oy.

To ktirio einai se leitoyrgia peripoy 250 hB�eres to xrono, B�e basiko wrario 08:00-18:00. O prosanatolisB�os, h B�orfh kai h diarryqB�ish twn xwrwn toy ktirioy einai tetoia, wste na eB�fanizontai taytoxrona, arketa syxna- tis endiaB�eses kyriws periodoys (fqinopwro kai anoijh)- apaithseis cyjhs se kapoioys xwroys toy ktirioy kai qerB�anshs se alloys.

H perioxh sthn opoia brisketai to ktirio einai se apostash 8 xlm apo to kentro ths Qessalonikhs. To ypedafos toy apoteleitai apo diadoxika strwB�ata aB�B�wdoys kai argilwdoys edafoys, sta opoia pareB�balontai ydrofora strwB�ata mikrhs entashs. To synoliko qerB�iko fortio toy ktirioy, kata th fash sxediasB�oy, ypologisthke iso B�e 150 kW, B�e tis apwleies aerisB�oy na einai to 60% aytoy toy fortioy.

To de synoliko cyktiko fortio ypologisthke iso B�e 270 kW kai eB�fanizetai tis wres 15:00-17:00. H B�egalh diafora B�etajy cyktikoy kai qerB�ikoy fortioy ofeiletai kyriws sta ychla fortia hliasB�oy kai qa B�poroyse na pei kapoios oti einai typikh gia ktiria grafeiwn sthn Ellada, akoB�h kai stis boreies perioxes ths xwras.

O kliB�atisB�os twn grafeiwn kai twn xwrwn kykloforias toy ktirioy ginetai B�e terB�atikes B�onades aneB�isthra-stoixeioy (Fan Coil Units). Oi terB�atikes B�onades aneB�isthra-stoixeioy organwqhkan ws pros th syndesh toys B�e to diktyo qerB�oy-cyxroy neroy se tesseris oB�ades, analoga B�e ta leitoyrgika kai qerB�ika xarakthristika twn xwrwn poy ejyphretoyn. Kataskeyasthkan tessera epiB�eroys diktya terB�atikwn B�onadwn aneB�isthra-stoixeioy, B�e idiaiteroys kykloforhtes, poy ejyphretoyn perioxes toy ktirioy B�e analoga leitoyrgika xarakthristika kai qerB�ikh syB�perifora.

Kaqe ena apo ta tessera diktya einai aytonoB�o apo ta ypoloipa kai B�porei na einai se leitoyrgia gia qerB�ansh h cyjh twn xwrwn poy ejyphretei, anejarthta apo thn katastash twn ypoloipwn.

Ta tessera diktya syndeqhkan antistoixa B�e tessera sygkrothB�ata antliwn qerB�othtas neroy-neroy. Gia thn paroxh nwpoy aera stoys xwroys grafeiwn kai kykloforias, egkatastaqhkan dyo Kentrikes KliB�atistikes Monades, B�e stoixeia neroy kai gia ton ejaerisB�o toys, B�onades aneB�isthrwn. Allh B�ia Kentrikh KliB�atistikh Monada egkatastaqhke gia ton kliB�atisB�o ths aiqoysas ekdhlwsewn.

Symperasmatika, anaferoyn oi treis episthmones, apo tis katagrafes twn xarakthristikwn B�egeqwn sta 8 eth leitoyrgias toy systhmatos, prokyptei pws h B�egisth qerB�okrasia ejodoy toy neroy apo to gewenallakth anerxetai stoys 21oC - 24oC kata toys xeiB�erinoys B�hnes kai peripoy stoys 40oC kata toys qerinoys.

Antistoixa kai oson afora thn elaxisth qerB�okrasia ejodoy toy neroy apo to gewenallakth, ayth kyB�ainetai stoys 17oC to xeiB�wna kai stoys 32oC to kalokairi. Ta qerB�okrasiaka ayta epipeda ejasfalizoyn thn oikonoB�ikh leitoyrgia toy systhB�atos, dedoB�enoy oti o ebdoB�adiaios syntelesths syB�periforas (HPF), einai B�etajy 5 - 5,5 gia thn periodo ths qerB�anshs kai 4 - 5 gia thn periodo ths cyjhs.

DedoB�enoy oti apo ta apotelesB�ata twn katagrafwn den parathreitai oysiwdhs B�etabolh sth leitoyrgia toy systhB�atos B�eta to deytero xrono, ypologizetai pws to systhma ejasfalizei, se sxesh me ta symbatika systhmata qermanshs kai cyjhs, shmantikh ejoikonomhsh energeias, h opoia einai ths tajhs toy 60% kai 35% ethsiws gia tis periodoys qermanshs kai cyjhs antistoixa.

Epomenws- kai opws tonisthke kai apo toys ereynhtes toy EKSD- prokeitai gia mia wrimh pleon texnologia poy h yioqethsh ths einai se qesh na prosferei shmantika energeiaka kai periballontika ofelh, toso se epipedo xrhsth oso kai se eqniko epipedo.

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