““Tecnologie Energetiche per l’utilizzo Tecnologie Energetiche per l’utilizzo di Fonti Rinnovabili in Aree di Crisi”di Fonti Rinnovabili in Aree di Crisi”

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Andrea MicangeliAndrea Micangeli

Micro- Hydro electric plant for Micro- Hydro electric plant for La Realidad Chiapas MexicoLa Realidad Chiapas Mexico

• La Realidad Project;

• The plant and its components;

Micro- Hydro electric plant for Micro- Hydro electric plant for La RealidadLa Realidad

BeneficiariesBeneficiaries::•Indigenous community of Indigenous community of

La RealidadLa Realidad.

PromotorsPromotors::

•Ya basta;Ya basta;

•SME;SME;

•CIRPS;CIRPS;

•LITA;LITA;

•Enlace CivilEnlace Civil.

Energetic Demand EvaluationThe community bis made of 800 inhabitants

subdivided in 130 families.• Public Illumination;• Private Illumination;• 5 Coolers;• Primary Care Health Centre• Radio• Artisan laboratory (5kW);• Irrigation

Energetic Demand Evaluation is 45kW (7-10 years) 45kW (7-10 years)

UNIDO Classification

• Micro Plants: Power up to 100 kW

• Mini Plants : Power from 100 to 1000 kW

• Small Plants : Power from 1000 to 12000 kW

Tipical Scheme for Micro Hydro Plant

Silt Basin and Forebay TankChannel Intake

Spill Flow

Penstok

Inlet Valve

Weir

Tail race

The plant and its componentsIntake

Silt Basin

PenstockForebay

Tank

Power House

The hydro-geologic study.

• Flow Measurement :

• Rain data collection from literature

•Geo- morphological Revelations

Flow Diagramsportate medie mensili

0

0,5

1

1,5

2

2,5

1 3 5 7 9 11

mesi

po

rtat

e(m

c/s)

Serie1

Annual Hydrograph

(average flow monitored )

FLOW DURATION CURVE

0

0,5

1

1,5

2

2,5

744 1545,6 2347,2 3148,8 3950,4 4752 5553,6 6355,2 7156,8 7958,4 8760

tempo(ore)

po

rtat

e(m

c/s

)

Serie1

portate utilizzabili

Intake:

SILT BASIN

FOREBAY TANK

PENSTOKPENSTOK

Net head: Hn=17m

Nominal Flow: Qn=400l/s

DataData Gross head: 18.38 m Flow: 400 l/s, Land profile.

internal diameter : 480 mm,thik: 3.14 mm,material: Steel.lengh: 167m

Water speedWater speed2.21 m/s sufficient to limit (perdite per turbolenze).

The penstokThe penstok

Manufactured by IREM (Turin). turbine : AC-FI4.

Hydraulic Data :Net Head : 17 m,Nominal Flow : 400 l/s,Maximum Power: 66.7 kW.

Turbine Data:Type: Banki,Rotor Diameter : 460 mm,Rotor wide: 460 mm,Speed: 360 round/minute.

The Turbine

Power house

Turbina tipo Banki fino a 800l/s

Electronic Load Control (ELC)

SENECA

• Social ENErgetic Change Anaysis• Energy indicators and Migration• Matematical model

Conclusions.Conclusions.

• Co-operation and Coincidence between Co-operation and Coincidence between designers,workers and designers,workers and finalfinal users users

•Appropriate Technology;Appropriate Technology;

Low cost technologyLow cost technology•Satisfaction of Satisfaction of Energetic Energetic DemandDemand

•Social impact analyses within various methodsSocial impact analyses within various methods

Thank you!