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[{"key": "dc.contributor.author", "value": "Itkonen, Tommi", "language": null, "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2012-08-22T07:59:53Z", "language": null, "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2012-08-22T07:59:53Z", "language": null, "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2012", "language": null, "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.other", "value": "oai:jykdok.linneanet.fi:1224385", "language": null, "element": "identifier", "qualifier": "other", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/38347", "language": null, "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "Maal\u00e4mp\u00f6pumppujen k\u00e4ytt\u00f6 omakotitalojen l\u00e4mmityksess\u00e4 ja l\u00e4mpim\u00e4n veden tuotossa on\nyleistynyt 2000 -luvun alusta l\u00e4htien pienent\u00e4en samalla perinteisempien l\u00e4mmitysmuotojen\nosuutta. Nyky\u00e4\u00e4n useat maal\u00e4mp\u00f6pumppuvalmistajat tarjoavat mahdollisuuden liitt\u00e4\u00e4\nmaal\u00e4mp\u00f6pumppuun my\u00f6s avustavia l\u00e4mm\u00f6nl\u00e4hteit\u00e4, jolloin j\u00e4rjestelm\u00e4\u00e4 voidaan kutsua\nhybridil\u00e4mmitysj\u00e4rjestelm\u00e4ksi.\n\nT\u00e4ss\u00e4 ty\u00f6ss\u00e4 tutkittiin Jyv\u00e4skyl\u00e4ss\u00e4 sijaitsevan omakotitalon puu- ja aurinkoavusteisen\nmaal\u00e4mp\u00f6pumppuj\u00e4rjestelm\u00e4n toimintaa, taloudellisuutta sek\u00e4 ymp\u00e4rist\u00f6vaikutuksia CO2 -\np\u00e4\u00e4st\u00f6jen osalta. J\u00e4rjestelm\u00e4 koostuu maal\u00e4mp\u00f6pumpusta, aurinkoker\u00e4imist\u00e4, vesikiertoisesta kaminasta sek\u00e4 kahdesta l\u00e4mminvesivaraajasta. Tutkimuksessa arvioitiin eri l\u00e4mmitysj\u00e4rjestelm\u00e4vaihtoehtojen hankinnasta ja k\u00e4yt\u00f6st\u00e4 aiheutuvia kustannuksia 10 vuoden ajalle sek\u00e4 laskettiin nykyisen maal\u00e4mp\u00f6pumppuj\u00e4rjestelm\u00e4n diskontattu takaisinmaksuaika. Lis\u00e4ksi pohdittiin vesikiertoisen kaminan optimaalista k\u00e4ytt\u00f6tapaa osana muuta l\u00e4mmitysj\u00e4rjestelm\u00e4\u00e4 sek\u00e4 arvioitiin eri l\u00e4mmitysj\u00e4rjestelm\u00e4vaihtoehtojen k\u00e4yt\u00f6st\u00e4 aiheutuvia CO2 -p\u00e4\u00e4st\u00f6j\u00e4.\n\nTehdyt kustannuslaskelmat osoittavat, ett\u00e4 10 vuoden ajanjaksolla kaukol\u00e4mp\u00f6 tulisi halvimmaksi l\u00e4mmitysmuodoksi kyseisess\u00e4 kohteessa maal\u00e4mm\u00f6n ja suoran s\u00e4hk\u00f6l\u00e4mmityksen\nollessa tasav\u00e4kisesti toiseksi edullisin vaihtoehto. J\u00e4rjestelm\u00e4n takaisinmaksuaika sijoittuu laskelmissa tehdyist\u00e4 oletuksista riippuen 5,5\u201313,5 vuoden v\u00e4lille. Vesikiertoisen kaminan k\u00e4yt\u00f6ll\u00e4 saavutetaan paras hy\u00f6ty silloin, kun siit\u00e4 saatavalla l\u00e4mp\u00f6energialla korvataan muutoin maal\u00e4mp\u00f6pumpun s\u00e4hk\u00f6vastuksilla tuotettua l\u00e4mp\u00f6\u00e4. Kaminaa tulisi siis k\u00e4ytt\u00e4\u00e4 ainakin kovimpien pakkasten aikana. Eri l\u00e4mmitysmuodoista v\u00e4hiten CO2 -p\u00e4\u00e4st\u00f6j\u00e4 tuottaa nykyinen hybridij\u00e4rjestelm\u00e4 alhaisen s\u00e4hk\u00f6nkulutuksen ansiosta. P\u00e4\u00e4st\u00f6j\u00e4 voidaan edelleen pienent\u00e4\u00e4 korvattaessa maal\u00e4mp\u00f6pumpulta saatavaa l\u00e4mp\u00f6energiaa mahdollisimman paljon aurinkol\u00e4mm\u00f6ll\u00e4 ja kaminasta saatavalla l\u00e4mm\u00f6ll\u00e4.", "language": null, "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted using Plone Publishing form by Tommi Itkonen (toilitko) on 2012-08-22 07:59:52.783507. Form: Pro gradu -lomake (1 tekij\u00e4) (https://kirjasto.jyu.fi/julkaisut/julkaisulomakkeet/pro-gradu-lomake-1-tekijae). JyX data:", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by jyx lomake-julkaisija (jyx-julkaisija@noreply.fi) on 2012-08-22T07:59:53Z\nNo. of bitstreams: 2\nURN:NBN:fi:jyu-201208222217.pdf: 1047230 bytes, checksum: da66b5ebf2f9fe34a225fd22706b2d3f (MD5)\nlicense.html: 5028 bytes, checksum: bcf783094ba4b59b88f3e16bde7884bb (MD5)", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2012-08-22T07:59:53Z (GMT). No. of bitstreams: 2\nURN:NBN:fi:jyu-201208222217.pdf: 1047230 bytes, checksum: da66b5ebf2f9fe34a225fd22706b2d3f (MD5)\nlicense.html: 5028 bytes, checksum: bcf783094ba4b59b88f3e16bde7884bb (MD5)\n Previous issue date: 2012", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.format.extent", "value": "54 sivua", "language": null, "element": "format", "qualifier": "extent", "schema": "dc"}, {"key": "dc.language.iso", "value": "fin", "language": null, "element": "language", "qualifier": "iso", "schema": "dc"}, {"key": "dc.rights", "value": "In Copyright", "language": "en", "element": "rights", "qualifier": null, "schema": "dc"}, {"key": "dc.subject.other", "value": "uusiutuvat energial\u00e4hteet", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "hybridil\u00e4mmitysj\u00e4rjestelm\u00e4", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "maal\u00e4mp\u00f6", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "aurinkol\u00e4mp\u00f6", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "vesikiertoinen kamina", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "takaisinmaksuaika", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "hiilidioksidip\u00e4\u00e4st\u00f6t", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.title", "value": "Uusiutuvaan energiaan perustuvan hybridil\u00e4mmitysj\u00e4rjestelm\u00e4n toiminta omakotitalokohteessa", "language": null, "element": "title", "qualifier": null, "schema": "dc"}, {"key": "dc.type", "value": "master thesis", "language": null, "element": "type", 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"fi", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Department of Biological and Environmental Science", "language": "en", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "University of Jyv\u00e4skyl\u00e4", "language": "en", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "Jyv\u00e4skyl\u00e4n yliopisto", "language": "fi", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Ymp\u00e4rist\u00f6tiede ja -teknologia", "language": "fi", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Environmental science and technology", "language": "en", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.date.updated", "value": 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p\u00e4\u00e4sy\u00e4 on rajoitettu tekij\u00e4noikeussyist\u00e4. Aineisto on luettavissa Jyv\u00e4skyl\u00e4n yliopiston kirjaston arkistoty\u00f6asemalta. Ks. https://kirjasto.jyu.fi/fi/tyoskentelytilat/laitteet-ja-tilat.", "language": "fi", "element": "rights", "qualifier": "accessrights", "schema": "dc"}, {"key": "dc.rights.accessrights", "value": "This material has a restricted access due to copyright reasons. It can be read at the workstation at Jyv\u00e4skyl\u00e4 University Library reserved for the use of archival materials: https://kirjasto.jyu.fi/en/workspaces/facilities.", "language": "en", "element": "rights", "qualifier": "accessrights", "schema": "dc"}]
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