Energy use for different stages of the water value chain in Shaanxi in 2012
. | . | Energy intensity (kWh/m³) ① . | Water supply (0.1 billion m³) ② . | Energy use in water value chain (10000 tce) ③ = ①*② . | Share of total energy use (%) . |
---|---|---|---|---|---|
Abstraction | Groundwater | 0.16–0.7 | 33.42 | 6.57–30.08 | 0.06–0.3 |
Surface water | 0.02 | 54.01 | 1.33 | 0.01 | |
Conveyance | Rural area | 0.38 | 58.19 | 27.18 | 0.27 |
Urban area | 0–3.7 | 29.85 | 0–135.73 | 0–1.36 | |
Treatment | Surface water | 0.4 | 54.01 | 26.55 | 0.27 |
Distribution | Urban area | 0.18–0.78 | 29.85 | 6.6–28.61 | 0.06–0.29 |
Disposal | Discharge: wastewater | 0–0.04 | 11.25 | 0–0.55 | 0–0.01 |
Wastewater collection and treatment | 0.3–1.2 | 6.3 | 2.32–9.29 | 0.02–0.09 | |
Total | 70.56–258 | 0.7–2.58 |
. | . | Energy intensity (kWh/m³) ① . | Water supply (0.1 billion m³) ② . | Energy use in water value chain (10000 tce) ③ = ①*② . | Share of total energy use (%) . |
---|---|---|---|---|---|
Abstraction | Groundwater | 0.16–0.7 | 33.42 | 6.57–30.08 | 0.06–0.3 |
Surface water | 0.02 | 54.01 | 1.33 | 0.01 | |
Conveyance | Rural area | 0.38 | 58.19 | 27.18 | 0.27 |
Urban area | 0–3.7 | 29.85 | 0–135.73 | 0–1.36 | |
Treatment | Surface water | 0.4 | 54.01 | 26.55 | 0.27 |
Distribution | Urban area | 0.18–0.78 | 29.85 | 6.6–28.61 | 0.06–0.29 |
Disposal | Discharge: wastewater | 0–0.04 | 11.25 | 0–0.55 | 0–0.01 |
Wastewater collection and treatment | 0.3–1.2 | 6.3 | 2.32–9.29 | 0.02–0.09 | |
Total | 70.56–258 | 0.7–2.58 |