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    P5_Bicciato P5_Bicciato Presentation Transcript

    • Planning of the energy saving and efficiency interventions and of the use of renewable energy resources for the municipal administration of Padua Assessorato all’Ambiente Comune di Padova
      • General analysis of the dimensions and inefficiencies of the electrical and thermal consumption of the municipal administration of Padua
      • Proposals regarding efficiency interventions, energy saving and renewables
      • Evaluation of the economic expenses and of the environmental advantages
      • Articulation of the study into 5 main intervention sectors:
        • public lighting
        • traffic lights
        • buildings
        • transport
        • renewable energy resources
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Methodological approach of the problem
        • Analysis of the actual state
        • Elaboration of efficiency and consumption indicators
        • Preliminary definition of the interventions
        • Estimate of the cost and return time of the investments
        • Evaluation of the economic expenses and of environmental advantages
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Energy and money saving is based on the improvement of 3 distinct elements
        • Supply contract
        • Quality of the plants (and of the structures)
        • Management system (and maintainance)
      Quality of the plants (environmental advantages) Management system (environmental advantages) Supply contract High Poor Excellent Absent Very bad Good Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Electrical and thermal consumption (excluding public lighting)
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Total consumer bodies 270 575 33 50 Magazzini, laboratori, banchi mercato, servizi ambulanti e altre utenze Various sectors - 18 Illuminazione, giardini, irrigazione Open spaces, parks and gardens - 175 Illuminazione, insegne luminose, semafori Mobility and traffic 5 14 Uffici, autorimesse, telecamere Police 30 35 Uffici Institutions, judicial services, municipal and residential buildings, Monuments and other sectors 3 22 Uffici, cimiteri Demographical services - 20 Illuminazione, pompe, impianti di sollevamento Infrastructures e sport plants 5 25 Uffici, altri impianti sportivi 10 15 Campi sportivi 8 9 Stadi, palazzetti, palestre Sport facilities 17 21 Uffici, centri civici, centri di quartiere Decentration 23 42 Uffici, centri sociali, centri polifunzionali Social services 4 5 Biblioteche 7 10 Musei Museums and libraries 1 13 Teatro Verdi, mostre, manifestazioni Cultural activities 33 23 Scuole medie 54 47 Scuole elementari 22 16 Scuole materne 15 15 Asili nido Schools Ut. termiche Ut. elettriche Tipologia utenza
      • Dimensions and costs of the electricity consumption for the various sectors (excluding public lighting)
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 100% 2.107.716,29 100% 15.363.182 6% 116.938,90 5% 796.825 Other 2% 48.010,70 2% 323.083 Cemetery services 1% 20.077,28 1% 86.721 Open spaces, parks and gardens 14% 298.914,72 14% 2.085.021 Sports facilities 7% 139.927,59 9% 1.445.667 Mobility and traffic 1% 14.164,10 1% 104.408 Municipal Police 4% 88.584,65 4% 551.422 Social and neighbourhood services 15% 316.882,45 16% 2.428.070 Cultural services 13% 266.919,65 13% 1.963.965 Judicial services 17% 357.986,60 17% 2.627.785 Technical and administration services 21% 439.309,65 19% 2.950.215 Schools Expenses % Total expenses (€) Energy % Total energy cons. (kWh)
      • Electricity consumption distribution
      • Electrical energy cost distribution
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Distribution of the electricity consumption for schools
      • Distribution of the electricity consumption for cultural services
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
        • Supply contracts
      Quality of the plants (Environmental advantages) System Management (Environmental advantages) Supply contracts Very bad Good Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Average purchase prices of electrical energy on the fixed market per consumption category
      Quality of the plants system Management Supply contract Very bad Good Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Average purchase prices of electrical energy on the free market
      system Management Supply contract Very bad Good Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Quality of the plants
      • Improvement of the energy supply contract for 21 consumption categories (6 new ones)
      system Management Supply contract Very bad Good Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Quality of the plants BT via dei livello 2 Teatro verdi 15 MT c.so Australia sn Foro Boario 14 BT via Aleardi 30 Ex dormitori pubblici 13 BT via Pierobon 19B Sc. media Briosco succ. 12 BT p.le azzurri D'italia 11 Palazzetto sport 11 BT via Cassan 9 Uffici Amministrativi 10 MT via S. Marco sn Palasport S. Lazzaro 9 BT p.to della Valle 97 Ex caserma VV.F. 8 BT via Gozzi sn Uffici vari 7 BT via VIII febbraio Uffici vari 6 MT via F. P. Sarpi 2 Uffici vari 5 MT via Prospero Alpino Stadio Euganeo 4 BT via due palazzi Aula giudiziaria 3 MT via Tommaseo 55 Nuovo tribunale 2 MT p.zza eremitani sn Museo Eremitani 1 BT via del Cimitero Cimitero 21 BT via Lippi Scuola media 20 BT via Pelosa Impianto sportivo 19 BT p.zza Capitaniato Ufficio anagrafe 18 BT galleria Pedrocchi Sala Rossini 17 BT sottopasso della Stua Sottopasso 16
    • 6. IMPOSTE (dipendono dalle disposizioni fiscali in essere e dal regime fiscale del punto di prelievo) Negotiable part of the final price 1. ENERGY 4. TRASPORTO 5. MAGGIORAZIONI 2. PERDITE 3. DISPACCIAMENTO Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 0 10 20 30 40 50 60 70 80 90 100
      • Annual consumption of electrical energy of about 8.500.000 kWh (8,5 GWh)
      • Annual contract, renewable for 3 years, with the possibility to add new users at the same contract conditions
      • Discount of 6,6% with respect to the fixed market for both LV and MV users (on the negotiable part of the energy price)
      • Saving over 40.000 €/anno
      system Management Supply contract Very bad Good Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Quality of the plants
        • Public lighting
      Quality of the plants Management System Supply contract High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Quality of the plants system Management Supply contract High Poor
      • Actual state of the plants
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables € 1.725.000 Annual cost of electrical energy W 153 Average unit power of the operating lamps kW 4.391 Total electrical power requested by the system h/anno 4.100 Average annual lighting hours (11 h/day) € /lamp. ~ 60 Annual maintainance cost per operating lamp € /lamp. ~ 60 Annual cost of electrical energy per operating lamp € 1.725.000 Annual system maintainance cost € /kWh 0,0958 Unit price of electrical energy kWh 18.000.000 Annual consumption of electrical energy 10.000 Number of yearly replaced lamps 6.534 Number of serial lamps 22.206 Number of derivation lamps 28.740 Total number of operating lamps
    • Qualità degli impianti system Management Supply contract High Poor
      • Light sources
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 100 28.740 Total lamps 2,8 805 Sodio altissima pressione 0,1 29 Sodio bassa pressione 25,8 7.415 Sodio alta pressione (tubolare) 10,2 2.931 Sodio alta pressione (ellissoidale) 38,0 10.921 Vapori di mercurio 0,5 144 Ioduri metallici 5,6 1.609 Fluorescenza 17,0 4.886 Incandescenza % Nr. of lamps Lamp Typology
      • First phase
        • sostituzione dei 9.800 apparecchi illuminanti obsoleti (“gonnella”) e delle relative lampade a bassa efficienza
        • sostituzione delle restanti 6.007 lampade a bassa efficienza delle lampade ad alta efficienza
        • mantenimento degli impianti in serie con sostituzione dei trasformatori a bobina mobile con regolatori statici elettronici
        • installazione di regolatori di flusso negli impianti in derivazione, ove possibile
        • progressiva messa a norma dei quadri elettrici di alimentazione e mantenimento temporaneo di tutte le altre parti impiantistiche esistenti (sostegni, alimentazioni, quadri, ecc..)
      Quality of the plants system Management Supply contract High Poor
      • Intervention strategy in two separate and consecutive phases
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Quality of the plants system Management Supply contract High Poor
      • Second phase
        • riprogettazione e razionalizzazione delle restanti parti di impianto con le risorse economiche liberate dagli interventi della prima fase
        • ulteriore messa a norma dei quadri elettrici
        • identificazione e destinazione di parti di impianto per la sperimentazione di nuove tecnologie di lampade, di apparecchiature per la variazione del flusso luminoso e di sistemi di telecontrollo
        • raggruppamento delle utenze specie in prossimità dei quadri alimentati in media tensione
        • informatizzazione dei dati di impianto ai fini dell’ottimizzazione della gestione della manutenzione
        • identificazione cartografica dei punti luce
      Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Quality of the plants system Management Supply contract High Poor Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 113,0 Mlm 1.106 kW Total emitted power and luminous flux 45,8 Mlm 316 kW 5.269 lampade al sodio a bassa pressione (potenza media di 60 W ed eff. luminosa pari a 145 lm/W) 67,2 Mlm 790 kW 10.538 lampade al sodio ad alta pressione (potenza media di 75 W ed eff. luminosa pari a 85 lm/W) After the intervention 77,2 Mlm 2.530 kW Total emitted power and luminous flux 58,9 Mlm 1.310 kW 10.921 lampade ai vapori di mercurio (potenza media di 120 W ed eff. luminosa pari a 45 lm/W) 18,3 Mlm 1.220 kW 4.886 lampade ad incandescenza (potenza media di 250 W ed eff. luminosa pari a 15 lm/W) Before the intervention Luminous flux Power Number and technical data of the installed lamps 3.853 t 560.000 € 5.838.000 kWh 35,8 Mlm 1.424 kW = 0,66 t/MWh x 5.838 MWh Annually spared CO 2 emissions = 5.838.000 kWh x 0,0958 €/kWh Annual energy cost saving = 1.424 kW x 4.100 h Annual electricity saving = 113,0 Mlm – 77,2 Mlm Increase of the luminous flux = 2.530 kW – 1.106 kW Reduction of used power
    • Qualità degli impianti system Management Supply contract High Poor
      • Impianti di illuminazione a corrente costante (in serie)
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 9 MT Santa Chiara 78 (+10) Totale trasformatori 10 MT Trasformatori di riserva 5 MT Palermo 7 MT Scardeone 13 MT Codalunga 9 MT Crescini 4 MT Cave 9 MT Santa Croce 8 MT San Giovanni 5 MT Arco Valaresso 5 MT Piacentino 2 BT Valmarana 2 BT Portello N. trasf. Tensione Cabina di alimentazione in serie
    • Qualità degli impianti system Management Supply contract High Poor
      • Sostituzione dei trasformatori a bobina mobile per gli impianti in serie con gli alimentatori statici
        • 30 alimentatori statici da 30 kVA (di cui 2 di riserva), con cos φ medio di funzionamento pari a 0,95 al posto degli 88 trasformatori da 15 kVA (di cui 10 di riserva)
        • Ulteriore risparmio di energia elettrica pari all’8,5% del consumo con lampade ad alta efficienza (2.765.000 kWh)
      • Impianti di illuminazione a corrente costante (in serie)
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables = 0,66 t/MWh x 235 MWh = 235.000 kWh x 0,0958 €/kWh = 0,085 x 2.765.000 kWh 155 t Annual avoided emissions of CO 2 22.500 € Annual energy expense saving 235.000 kWh Annual energy savings
    • Qualità degli impianti system Management Supply contract High Poor
      • Installazione di riduttori di flusso
        • 82 riduttori di flusso attualmente funzionanti su un totale di 410 quadri elettrici
        • Si ipotizza l’installazione di almeno altri 100 riduttori di flusso luminoso in altrettanti quadri elettrici
        • Ulteriore risparmio di energia elettrica del 5% della totale energia in derivazione (si considera solo una parte dell’impianto di illuminazione per il 50% del tempo di accensione)
      • Impianti di illuminazione a tensione costante (in derivazione)
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables = 0,66 t/MWh x 470 MWh = 469.850 kWh x 0,0958 €/kWh = 0,05 x 9.397.000 kWh 310 t Annual avoided emissions of CO 2 45.000 € Annual energy expense saving 469.850 kWh Annual energy savings
    • Quality of the plants system Management Supply contract High Poor
      • Cost/benefit estimate
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables = 850 kW x 150 €/kW 127.500 € Installazione dei regolatori di flusso = 30 x 17.000 €/conv. 510.000 € Sostituzione dei trasf. serie con 30 regolatori statici 4.327.500 € Total costs = 12.300 x 300 €/arm. 3.690.000 € Sostituzione di 12.300 armature comprensive di lampada Investment costs 5 years Return time of the investment 4.318 t CO 2 6.543 MWh 874.700 € Total benefits ----- ----- 200.000 € Riduzione dei costi di manutenzione (-12%) 310 t CO 2 470 MWh 45.000 € Installazione 100 regolatori di flusso ----- ----- 47.200 € Titoli di efficienza energetica (472 TEP) 155 t CO 2 235 MWh 22.500 € Sostituzione trasf. con regolatori statici Minor consumo per lampade a maggior efficienza Annual economic and environment benefits 3.853 t CO 2 5.838 MWh 560.000 €
        • Traffic lights
      Quality of the plants system Management Supply contract High Poor Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Qualità degli impianti system Management Supply contract High Poor
      • Mobility and traffic sector
      • Electrical consumption distribution
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Quality of the plants system Management Supply contract High Poor
      • Actual state of the traffic light system
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables kWh 440.190 Total annual consumption 327.761 278.460 140 49.301 0,112 88.038 352.152 60,30 1.989 600 1.389 € Total annual expense € Total annual maintainance expenses € Total annual lamp maintainance expenses € Total annual electricity expense € /kWh Average electricity price kWh Total annual consumption (23:00-7:00) kWh Total annual consumption (7:00-23:00) kW Totale power Total lamps Number of lamps diam. 200 mm (70 W) Number of lamps diam. 300 mm (100 W)
      • Replacement with LED lamps of only the lamps with diameter 300 mm (100 W)
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 102.908 97.230 70 5.678 0,112 10,14 40.560 50.700 7 15 1.389 LED kWh 338.000 Total annual consumption 232.315 194.460 140 37.855 0,112 68.000 270.000 46 100 1.389 Incandesc. € Total annual expense € Total annual maintainance expenses € Total annual lamp maintainance expenses € Total annual electricity expense € /kWh Average electricity price kWh Total annual consumption (23:00-7:00) kWh Total annual consumption (7:00-23:00) kW Total power W Power of each lamp Number of lamps diam. 300 mm (100 W)
    • Quality of the plants system Management Supply contract High Poor
      • Cost/benefit estimate
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 463.000 € Total costs = 463 x 1.000 €/lamp 463.000 € Replacement of 463 traffic lights diam. 300 mm, including supply and installation Investment costs 3,5 years Return time of the investment 190 t CO 2 287 MWh 135.907 € Total benefits ----- ----- 97.230 € Reduced maintainance costs ----- ----- 6.500 € Energy efficiency certificates (65 TEP) Reduced electricity consumption Annual economic and environment benefits 190 t CO 2 287 MWh 32.177 €
        • Buildings
      Quality of the plants System management Supply contract High Poor Excellent Absent Very bad Good Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Subdivision and distinct analysis of electrical and thermal energy (prevailing part)
      • Estimate of the efficiency degree by confronting specific consumption with reference values according to the sector with a homogeneous user destination
      • Intervention possibility
        • plant and structures quality
        • consumption management
        • supply contracts
      Quality of the plants Management system Supply contract Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Electricity consumption Quality of the plants Supply contract
      • Average statistical reference values
      Management system Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Quality of the plants Supply contract
      • Completed analysis for
        • School services
          • Asili nido
          • Scuole materne
          • Scuole elementari
          • Scuole medie
        • Sport facilities
          • Palestre
          • Campi sportivi
      Management system Electricity consumption Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Electricity Consumption Quality of the plants Supply contract
      • School services
      Management system Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 13,0% 48.262 287.271 371.435 22,3 (Average value) 2.210.925 78 Total 13,5% 17.621 104.888 130.957 14,8 779.508 18 Scuole medie 13,2% 21.607 128.616 163.969 15,4 976.004 39 Scuole elementari 14,1% 7.728 46.002 54.991 27,7 327.326 15 Scuole materne 6,1% 1.305 7.765 21.519 31,3 128.087 6 Asili nido % saving Economic saving (€/year) Energy saving (kWh/year) Energy expenses (€/year) Average specific electricity consumption (kWh/m 2 /year) Electricity consumption (kWh/year) Nr. users
    • Consumi elettrici
      • Asili nido
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Consumi elettrici
      • Scuole materne
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Consumi elettrici
      • Scuole elementari
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Consumi elettrici
      • Scuole medie
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Electricity consumption Quality of the plants Supply contract
      • Sport facilities
      Management system Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables 22,1% 8.694 51.752 39.382 28,0 (Average value) 234.415 11 Total 15,1% 847 5.041 5.611 39,2 33.399 4 Campi sportivi 23,2% 7.847 46.711 33.771 16,8 201.016 7 Palestre % saving Economic saving (€/year) Energy saving (kWh/year) Energy expenses (€/year) Average specific electricity consumption (kWh/m 2 /year) Electricity consumption (kWh/year) Nr. users
    • Consumi elettrici
      • Palestre
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Consumi elettrici
      • Campi sportivi
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Quality of the plants Supply contract
      • Classification of the thermal efficiency of the buildings based on a confrontation between a thermal limit and a consumption indicator
      Management system Thermal consumption Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Consumi termici
      • Asili nido
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Consumi termici
      • Scuole materne
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Scuole elementari
      Consumi termici Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Scuole medie
      Consumi termici Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Consumi termici
      • Campi sportivi
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Consumi termici
      • Palestre
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Thermal consumption
      • Transformation of the fuel boilers in methane boilers Environment benefits
      Quality of the plants system Management Supply contract Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables ton 5.270 ton 7.670 g/kWh 200 ton 12.940 g/kWh 270 CO 2 kg 154 kg 19 mg/kWh 0,5 kg 173 mg/kWh 3,6 Polveri Emissioni annue evitate Emissioni totali annue Emissioni specifiche Emissioni totali annue Emissioni specifiche   METHANE BOILERS FUEL BOILERS
    • Thermal consumption
      • Transformation of the fuel boilers in methane boilers Environment benefits
      Quality of the plants system Management Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract € 411.233 € 1.397.888 € 1.809.120 Total cost (2003/2004) W/mc 26 W/mc 30 W/mc 56 Average power heated mc kW 116 kW 165 kW 280 kcal/h 99.535 kcal/h 141.573 kcal/h 241.109 Average boiler power kW 7.518 kW 10.693 kW 18.211 kcal/h 6.469.788 kcal/h 9.202.272 kcal/h 15.672.060 Total power       65   65 Nr. boilers SAVINGS METHANE BOILERS FUEL BOILERS
        • Transport
      Quality of the plants System Management High Poor Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract
      • Incidence percentage of transport on polluting emissions
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract
      • Distribution of the motor vehicles according to typology
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 100,0 414 Total motor vehicles 1,4 6 Quadricicli 2,2 9 Rimorchi 2,2 9 Autocarri pesanti 2,7 11 Veicoli speciali 2,9 12 Motocarri 3,1 13 Ciclomotori 7,0 29 Macchine operatrici 11,1 46 Motocicli 16,2 67 Autocarri leggeri 51,2 212 Autovetture % vehicles Nr. vehicles Motor vehicle typology
      • Distribution of the motor vehicles according to sector
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 100,0 414 Total motor vehicles 21,5 89 Altro 2,9 12 Servizi sociali 3,1 13 Provveditorato 3,9 16 Protezione civile 4,3 18 Organi istituz. e affari generali 7,0 29 Verde, parchi, giardini e arr. urb. 9,4 39 Servizi demografici 18,1 75 Manutenzioni 29,7 123 Polizia municipale % vehicles Nr. vehicles Sector
      • Distribution of motor vehicles according to alimentation type
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 100,0 414 Total motor vehicles 2,2 9 Nessun carburante (rimorchi) 7,2 30 Non precisato (macch. operatrici) 0,2 1 Benzina e metano 0,2 1 Motore elettrico 3,1 13 Miscela 11,8 49 Gasolio 14,7 61 GPL 60,4 250 Benzina % vehicles Nr. vehicles Fuel tipology
      • Distribution of the motor vehicles according to registration year
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 1,4 6 Non precisato 42,5 176 2000-2005 32,9 136 1995-1999 13,3 55 1990-1994 6,8 28 1985-1989 3,1 13 1980-1984 % mezzi Nr. vehicles Registration period
      • Distribution of total expenses in the year 2004
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 100,0 563.173 Spesa totale 2,0 11.091 Car wash 6,2 34.983 Taxes 12,7 71.658 Insurance 38,3 215.728 Maintainance 40,8 229.713 Fuel % spesa Spesa (€) Voci di spesa
      • Distribution of fuel expenses in the year 2004
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 100,0 229.713 Total expense 1,0 2.281 Miscela 14,3 32.890 GPL 17,6 40.433 Gasolio 67,1 154.109 Benzina % spesa Expense (€) Fuel typology
      • Statistical use of cars and lorries
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 7.020 0,111 66 Total lorries 7.780 0,095 21 Autocarri a gpl 7.630 0,137 19 Autocarri a gasolio 5.650 0,117 26 Autocarri a benzina 7.230 0,100 212 Total cars 5.120 0,084 40 Autovetture a gpl 11.290 0,083 12 Autovetture a gasolio 7.620 0,104 160 Autovetture a benzina Average annual distance covered (km) Average fuel cost (€/km) Nr. vehicles Motor vehicle type
      • Average values of the main polluting emissions
      Quality of the plants Management system High Poor Excellent Absent
      • Average distance per 10 € of fuel
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract - 2 70 0,08 Elettrico 35 0 140 0,60 Metano 90 0 175 0,75 GPL 80 60 170 0,45 Gasolio 160 2 190 2,40 Benzina Ozono (mg/km) PM 10 (mg/km) CO 2 (g/km) CO (g/km)
      • Comparison between petrol and methane combustion costs (estimated cost for methane plant installation 2000 €)
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 1,3 years 1,7 years 2,2 years 3,3 years Return time 1.475 € 1.180 € 885 € 590 € Risparmio economico 1.125 € 900 € 675 € 450 € Costo a metano (0,045 €/km) 2.600 € 2.080 € 1.560 € 1.040 € Costo a benzina (0,104 €/km) 25.000 km 20.000 km 15.000 km 10.000 km CARS 1,2 years 1,5 years 2 years 3 years Return time 1.675 € 1.340 € 1.005 € 670 € Risparmio economico 1.250 € 1.000 € 750 € 500 € Costo a metano (0,050 €/km) 2.925 € 2.340 € 1.755 € 1.170 € Costo a benzina (0,117 €/km) 25.000 km 20.000 km 15.000 km 10.000 km LORRIES
      • The replacement/transformation of 20 motor vehicles running on petrol with bifuel vehicles (40% of the municipal vehicles with an average annual of15.000 km) brings on a saving of 18.000-20.000 €/year on the fuel expenses with an investment of 40.000 € and a return time of about 2 years
      Quality of the plants Management system High Poor Excellent Absent Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables Supply contract 38 600 14 540 Annually spared emissions -80% -100% -26% -75% Variation 10 0 42 180 Motor cars on methane 48 600 56 720 Motor cars on petrol Ozon (kg) PM 10 (g) CO 2 (t) CO (kg)
        • Renewables
      Quality of the plants Management system Supply contract High Poor Excellent Absent Very bad Good Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
      • Introduction, where possible, of solar panel to produce hot water
      • Opening of an energy efficiency and renewables counter
      • Electrical energy production from photovoltaic panels covering municipal parkings
      Introduction Supply Contracts Public lighting Traffic lights Buildings Transport Renewables
    • Conclusion
      • All sectors have the possibility to introduce interventions for economic and environmental benefits
      40.000 € Contract renewal for electrical energy on the free market 2 years 20.000 € 40.000 € Transport 4,6 years 1.481.607 € 6.830.500 € 5 years 411.000 € 2.000.000 € Buildings (replacement 65 boilers) 3,5 years 135.907 € 463.000 € Traffic lights 5 years 874.700 € 4.327.500 € Public lighting Return time Annual saving Intervention costs
    • Conclusioni
      • Further activities and initiatives
        • Water cycle analyses
        • Revision of the management and maintainance contract of public lighting
        • Revision of the heat management contract
        • Behaviour rules (ethical)
      • Per informazioni
        • Ufficio Agenda21
        • 049-802.24.88
        • [email_address]