“Tecnologie Energetiche per l’utilizzo di Fonti Rinnovabili in Aree di Crisi” di Andrea Micangeli
Micro- Hydro electric plant for La Realidad Chiapas Mexico
• La Realidad Project; • The plant and its components;
Micro- Hydro electric plant for La Realidad Beneficiaries: • Indigenous community of La Realidad Promotors: • Ya basta; • CIRPS; • SME; • LITA; • Enlace Civil
Energetic Demand Evaluation The community bis made of 800 inhabitants subdivided in 130 families. • Public Illumination; • Private Illumination; • 5 Coolers; • Primary Care Health Centre • Radio • Artisan laboratory (5 k. W); • Irrigation Energetic Demand Evaluation is 45 k. W (7 -10 years)
UNIDO Classification • Micro Plants: Power up to 100 k. W • Mini Plants : Power from 100 to 1000 k. W • Small Plants : Power from 1000 to 12000 k. W
Tipical Scheme for Micro Hydro Plant
Channel Silt Basin and Forebay Tank Spill Flow Penstok Inlet Valve Tail race Intake Weir
Forebay Tank Penstock Power House Silt Basin Intake The plant and its components
The hydro-geologic study. • Rain data collection from literature • Flow Measurement : • Geo- morphological Revelations
Flow Diagrams Annual Hydrograph (average flow monitored )
Intake:
SILT BASIN
FOREBAY TANK
PENSTOK Net head: Hn=17 m Nominal Flow: Qn=400 l/s
The penstok Data Gross head: 18. 38 m Flow: 400 l/s, Land profile. internal diameter : 480 mm, thik: 3. 14 mm, material: Steel. lengh: 167 m Water speed 2. 21 m/s sufficient to limit (perdite per turbolenze).
The Turbine Manufactured by IREM (Turin). turbine : AC-FI 4. Hydraulic Data : Net Head : 17 m, Nominal Flow : 400 l/s, Maximum Power: 66. 7 k. W. Turbine Data: Type: Banki, Rotor Diameter : 460 mm, Rotor wide: 460 mm, Speed: 360 round/minute.
Power house Turbina tipo Banki fino a 800 l/s
Electronic Load Control (ELC)
SENECA • Social ENErgetic Change Anaysis • Energy indicators and Migration • Matematical model
Conclusions. • Appropriate Technology; Low cost technology • Satisfaction of Energetic Demand • Co-operation and Coincidence between designers, workers and final users • Social impact analyses within various methods
Thank you!
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