tinhteemre.sted in selling solar water heaters as well as installing Ti nh seofliar sr t bcuhi ladl li en gn g, es i mi s i ltaor caocncvei lnecrea t ibouni l dset rrast et hgai etsacsaonl abrebtuoi ll ldoiwn ge di s. ab upi lrdoi ndgu cs t, ai nn di t sgeol fv. el fr bn mu i el dnetrss fsi nedi zwe atyh es oofppproormt uonti ti nygt ot hseei rl i s o l a r ct roenmset rnudcot iuosnl ,y t. hTi sh emnaur kmebt ecrooufl dn aefwf e cbtu ti lhdei negnsei rsgqyuui tsee l iomf i tbeudi l di ni n g s This two-family house in Hitzendor, Austria, has a collector area of 92 m 2 with 0.5 m 3 of domestic hat water storage and 8.3 m' of heatlng storage tank. Auxlliary heating is from a wood-fıred boller. Photo: AEE my eoasrtsc) , oaunndt r iiet sis, bthuetrtehteorleifeetsims eenot ifaal tbousi ltdairnt geaisrlylo. ng ( 5 0 - 1 0 0 c tit h o e is n s d c u e le m c a i e s r r i o t h p n a r o ot d f b u to h c t e t h s e , s n o a d n la - d r u s t b h e u a r il t d t o p in ag b y u s b y a a c e n k d it h t se im o r e la a s r s a ho e rl e a a r t n e w o r t s a t c a e r r r i e t i h c eaal ttoer or baesnoelafirtsh, osuusceh. aTshethsee cporomdtuocts should be sold on their added rt and environmental benefits that ti th ebyo doef fse rw- et hl l et haattt r raecnt ei own aobf l em eo ndeerrgn yt eh ca hs nboel ocgoym, ea nadn si om tpoorrttha. n t si shsouret atgoer tohfee InEeAr g. yToi ng eCt ha el i trowr ni ti ha , t ht hei sr i hs ae soifn oi tiila tper idc eas r ea nn de wt heed t d in o e t e f m i r n e o d s n t w s t ina ra y t r s e e dn o e f b w s y t a i t m b h l e u el a t e o t n i r n e m g r a g t t y h io . e n T u h b s e y e p t o h o f e l i r t e G ic n a 8 e l w n d a i a m t b io e le n n ss e i n o o e f n r a g i s y t a, f sukrtthoercr e ea sp pp el i ccai at il ol yn si n adreevneol ot pyi en gt i nccoluundter ide si n. At hl ti hs owu og rhk s, oi f l aorp tt ihoenrsmtahla t a r e w sc u lo e p s re p e l r y i n t c w o l u o th d u e e ld d e b , n e t d h - l e o u n w s e t e h r r e. - sc uo cs th t ao ss sh oi f tl atro hae amt ionrge t reecnhenwo al obgl ei e se n-e r g y Main opportunities tTehcehr ne oi lso gai ews i ;dsee rvaenrgael oofft ho ep st i eo nosp tpoorr tt hu en i tui es se aorfes do il sacr uhsesaetdi n g below. Solar water heating in France and the UK: the cGl iemr ma taeniyn aFnr adnAc eu sat rni ad. tTh heeUreKt oi sr en, omt avrekreyt dgirfof ewr et hn ts fi mr oi ml a rt ht oa tt hi na t ep xo pl i cei rei es nacreed abdya pt ht eo ds ea cn od ui nn tdr ui esst r cy at na kbees euxpp tehcet esdu, bi fs es uq i ut ae bn lte opportunities. Solar water heating in Mexico City: the heating of dmoomu en tset di c oh no tt hwea tr eo ro fi s. Sl aor lgaer l yw ad toenr eh eb ya t ge ar ss csayns teeamssi l yt hraetpal ar cee tl ihqeusi de ps ey st rtoel me usm, r eg ad su ,c ianngo Ct hOe 2r germe ei snshi oo nu ss ea ngda sl i, mwi thi ni cgh l ei sa ka acgaeu so ef 58 ij ECOGENERATION WORLD of smog in Mexico City. This option is equally valid tor many major cities in the developing world. Solar houses: low-energy houses have been built in t em e n a c e n h r y n g oy c - lo o e g f u f i n i e c t s r ie i e w n s t i t . h h T o t h m h e e e c u , o b s m e ut b o a in fl a s s t o o io la an r n o e af n t e t e r n r a g e c y r t g iv n y e o e t o f o n fi n e c l i . y e A n p c s r y o t hvei dreesi sa na sl aor gl aer hgor ouuspe , obf uhi ol dmi negbsu yc eo rms pwa nh ioe sa rseh op ruel dp at ar ekde ttoh ep aoyp pmoo ruen ti toyr ta rt o meet consumers'desires. Solar water heating in rural areas: the large use of qs ou laal ri t yw oa tf el i rf eh ei na treurrsa li na rCe ha isn ab ys hi notwr osd tuhcai nt gi t si so lpaor swsai btleer thoe raat iesres .t h e tTohsi ss i lt ef ucehlnsool ougr cyepsr oavr ei d en os taacvcaeisl asbtl oe door mafefosrtdi ca hbol et. water, e v e n i f Solar cooling: is a technology that is very attractive tor tshuemcmues tr ot i mmeer .h Ta sh ea i dd ee fai noi tfeuasti tnrga ctthi oe nh. eAast tohfet ht ee cshunno ltoog cy oi os l i n available, now is the time to bring it to the market. Solar drying: projects tor coffee and tea have shown that it is an economical option in many locations. R&D needs f S u ev rt on t h he e e r r a m l i m s a o p r l r k a o e r v t t . e e T m c h e h e n n s o t e s lo b d g e e ie f v o s e r l a e o r p t e h m e we y e n c l t l s a d n ae r v m e e al r o k e e p q e u a d ir , s e b i d g u n it n if r i e t c h q a e u n i t t r o e im l l opwa icntg areas: Adapting the systems to the end-user El nat es gi erra itni osnt ai nl l at ot i ot hneowf thhoel es yhsetaetmi nsg s y s t e m TCooosltsrteodrudcetsioign.ning solar buildings li fn at hceo ml o np ga ctte, remf f, i cai emn ta jaonrda ar effao rtdoar bi ml eplroonvge- tmeer mn t si st ohrea ag te s t o r a g e . theecaht nwo li ol l ggyr ecaat lny been l raer ga lei z tehde, ap no dt etnht ei anl tsoer at sh oe nt ael cshtnoor al oggei eosf . si on l a r epnr ienrcgi pyl eto, geevtehnert hwei tthotloanl ghe-taetrmd esmtoarnadgec.an be covered by s o l a r Conclusions tBoallsoewdinognctahnisboevecrovniecwludoefds:olar thermal technologies, the Potential tor hot water systems - 1 m2 per person - is 100 times larger than current installations. Solar buildings can meet most of the energy demand by using solar energy Positive government policy is essential tor market growth lndustry has to grow and change as the markets get larger and more professional Opportunities tor solar heating technologies exist in climate regions in the long term, more R&D is needed, especially on heat storage. A1 wckonulodwlilkeedtgoetmhaennktsthe executive secretary of the IEA Solar Hf r eo ma t i tnhge Pd ri fof ge rr ea mn t mI EeA, PSaHmCe lTaaMs kusr pf oh ry ,t haeni dr caol ln Ot r ipbeurtai ot ni nsg t Ao gt heinst s aSrotiucrle. ce: Renewable Energy World Review lssue 2001 - 2002
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