20150809 presentation am & nrw (part ii nrw)_ro
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prezentare am&nrw part 2TRANSCRIPT
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Benchmarking Extension for Regional Operating Companies (ROCs) and support to the Intercommunity Development Associations (IDAs)
Apa care nu aduce venituri:de la proiecte la procese
August 2015
Hielke Wolters (Aquanet)Peter Horst (PWN)
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Standardul International pentru Balantei Apei si Terminologia - IWA
Consum facturat necontorizat
Consum facturat contorizat
Consum nefacturat necontorizat
Consum nefacturat contorizat
Bransari ilegaleInexactitati in contorizare
Pierderi pe conductePierderi pe bransamentePierderi ale rezervoarelor
Consum autorizat m3/an
Pierderi de apa
m3/an
Volumul de apa intrat in sistem
m3/an
Pierderi realem3/an
Pierderi aparentem3/an
Consum autorizat nefacturat
m3/an
Consum autorizat facturatm3/an
Apa care aduce veniturim3/an
Apa care nu aduce venituri
(NRW)m3/an
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Indicatori de performanta pentru NRW
Indicatorul de performanta Date necesare% de pierderi Intrari in sistem (m3/year);
Consumul facturat (ne)contorizat (m3/an); litri/conexiune la servicii/zi (daca densitatea conexiunilor este <20) sau litri/km/zi (daca densitatea conexiunilor este >20)
Apa care nu aduce venituri (litri/zi);Numarul de conexiuni (in)active la servicii (#); Lungimea conductelor de distributie (km);
Indicele Scurgerilor in Infrastructura (ILI):Pierderile Reale Curente Anuale (CARL) ÷ Pierderi Reale Anuale Inevitabile (UARL)
CARL: • Pierderi reale (m3/an);UARL: • Lungimea conductelor de distributie (km);• Numarul de conexiuni (in)active la servicii (#); • Lungimea totala a conductelor dintre conductele
principale de distributie si contorul clientului (km);• Presiunea medie de operare (m);
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Indicatori de performanta pentru NRW
Ce indicator de performanta pentru NRW foloseste compania dumneavoastra?1. % de pierderi2. litri/conexiune/zi3. litri/km/zi4. ILI
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Standardul International al Balantei Apei (WB-EasyCalc versiunea 4.05)
Billed Metered Consumption
Revenue WaterHome Billed Authorized Consumption
0 [m3]
[m3]0 [m3]
Billed Unmetered Consumption 00 [m3]Authorized
Consumption
0 [m3]
0,0% 0 [m3]Error Margin [+/-]:
Unbilled Authorized Consumption
Unbilled Metered Consumption0 [m3]
Non-Revenue Water
0 [m3]Unauthorized Consumption
Error Margin [+/-]: Commercial Losses0 [m3]
Error Margin [+/-]: 0,0%
0 [m3]System Input Volume
Error Margin [+/-]:Unbilled Unmetered Consumption
0,0% Error Margin [+/-]: 0,0%
0,0% 0 [m3]
0 [m3]
Water Losses0
0,0% Error Margin [+/-]:Error Margin [+/-]:
[m3]
0,0%
[m3]Error Margin [+/-]:0,0%
Customer Meter Inaccuracies and Data Handling Errors 0
Error Margin [+/-]: 0,0%
Error Margin [+/-]: Physical Losses0,0%
0 [m3]
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Standardul International al Balantei Apei (WB-EasyCalc versiunea 4.05)
Compania dumneavoastra a lucrat cu Balanta de Apa IWA/Balanta de Apa- Easy Calc?1. Nu, niciodata2. A fost facuta pentru noi de catre consultant3. Am folosit-o o data4. O folosim cu regularitate
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Balanta Apei -EasyCalc pentru Lilongwe (Malawi, 2009)
m3/year
9,3%
Error Margin [+/-]: 9,5%
Annual System Input Volume
Unbilled Authorised Consumption
m3/year5.156.1323,4%Error Margin [+/-]:
Error Margin [+/-]:
18.832.698
Error Margin [+/-]:
Water Losses
9.460.302 m3/year9,5%
Error Margin [+/-]:6,3%Error Margin [+/-]:
Revenue Water
10.070.198 m3/year
18.222.802 m3/year
Non-Revenue Water
0,3%Error Margin [+/-]:
m3/year609.896
Error Margin [+/-]: 23,5%
Real Losses
m3/year4.304.17010,1%
Error Margin [+/-]: 20,0%
28.293.000 m3/year
Error Margin [+/-]: 4,2%
Unauthorised Consumption
Customer Meter Inaccuracies and Data Handling Errors3.349.747 m3/year
Apparent Losses
Unbilled Metered Consumption326.966 m3/year
1.806.385 m3/year
Unbilled Unmetered Consumption282.930 m3/year
m3/year18.222.802 m3/year
HomeBilled Metered Consumption
m3/year17.366.932Billed Authorised Consumption
Authorised Consumption
Billed Unmetered Consumption855.870
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Balanta Apei-EasyCalc pentru Lilongwe (Malawi, 2009)
Best EstimateError Margin
[+/- %] Lower Bound Upper Bound
24,0 15% 20,4 27,6
17,0 20% 13,6 20,4
Best EstimateError Margin
[+/- %] Lower Bound Upper Bound
4.304.170 23% 3.294.725 5.313.614
337.730 14% 290.785 384.675
Best EstimateError Margin
[+/- %] Lower Bound Upper Bound
13 27% 9 17
Performance Indicators
CARL - Current Annual Volume of Real Losses [m3/year]
UARL - Unavoidable Annual Real Losses [m3/year]
Average Supply Time [h/day]
Average Pressure [m]
Level of Service
Volume of Real Losses
Infrastructure Leakage Index (ILI)
Real Loss Performance Indicators
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Dezvoltarea unui program de management al pierderilor: 5 etape
faza 1: date “corecte”
Faza 2 studiu de baza
Faza 3: siguranta datelor
faza 4: proiecte
Faza 5: procesele de afaceri
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Dezvoltarea unui program de management al pierderilor : consolidarea imbunatatirilor (etapele 4 si 5)
Panta: ceea ce vrei sa obtii
Procese de afaceri &Proceduri
Operationale Standard
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Instrumentele de interventie ale unui program activ de management al pierderilor reale
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Instrumentele de interventie ale unui program activ de management al pierderilor aparente
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Standardul International al Balantei de Apa (WB-EasyCalc versiunea 4.05)
In care etapa este programul de management al pierderilor (pentru fiecare din cele 8 instrumente de interventie) in cadrul companiei dumneavoastra?
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NRW ca parte a randamentului veniturilor totale generate in cadrul Operatorilor Regionali
Randamentul venitului total generat=• Randamentul retelei (1 – NRW): procentul apei
facturate (fata de intrarile in sistem)x
• Randamentul colectarilor: procentul facturilor care sunt plaite (fata de facturile emise)=
Procentul de apa produsa care este transformata in incasari
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Instrumentul MIS pentru monitorizarea randamentului in Rwanda
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Concluzii
• Adesea, evaluarea Apei care nu aduce venituri este o ‘ghici-mare’, mai mult o ARTA decat o STIINTA exacta
• Apa care nu aduce venituri este provocarea numarul 1 a utilitatilor de apa
• Utilitatile ar trebui sa lupte sa fie/sa ramana in control• Utilitatile ar trebui sa fie mai proactive decat reactive• Indentificarea cauzelor componentelor NRW, dezvoltarea planurilor de
actiune si consolidarea realizarillor prin Proceduri Operationale Standard imbunatatite
• Programele de management al pierderilor NRW necesita timp & resurse • Apa care nu aduce venituri necesita atentia managementului + a tuturor
angajatilor
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Multumesc