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Sangri B

Solar power plant in Tibet Autonomous Region, China. Approximate location 29.286, 91.908.

SolarTibet Autonomous RegionChina

Sangri B is a 15 MW solar power plant in Tibet Autonomous Region, China. Based on its capacity (estimated), it can supply roughly 6.4k homes (estimated). It ranks #5710 of 6,685 China power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, solar supplies about 11.1% of China's electricity; the national grid averages 525 gCO₂/kWh (41.7% low-carbon) (2025).

15Source-backed capacity
6,382homes powered (est.)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WKS0068105.

Data status

Known data

FacilitySangri B WRI
CountryChina · Tibet Autonomous Region WRI
Coordinates29.286, 91.908 WRI
FuelSolar WRI
MW installed capacity15 MW WRI source record; scope not independently normalised

Calculated from dataset

Capacity rank in country#5710 of 6685 calculated
Fuel-specific rank in country#1032 of 1318 calculated
Capacity vs country/fuel peers0.75× · 20 MW median · 1318 peers calculated
Homes-powered equivalent6,382 calculated
Climate3.6°C · HDD 5,246 derived from coordinates
Environmental severityC1 · 25/100 derived from coordinates

Not available

OwnerNot available not in dataset
CommissionedNot available not in dataset
TechnologyNot available not in dataset
GWh reported / yrNot available not in dataset
CO₂ emissionsnot applicable not applicable

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Capacity provenance

The public capacity above is the current source-record value. A 2026 tracker candidate lists 5 MW for Sangri D solar project, but it is not used as the public primary value until scope is verified (unit vs operating vs installed/project total).

Capacity claim grade: D_REJECT_KEEP_MASTER - recommended action: keep_master - confidence: rejected_candidate. This follows a claim-based data model: value + scope + source + confidence, rather than silently overwriting records.

Data provenance

The capacity and/or fuel fields on this page include a source-backed provenance label from GEM, an official registry, Wikidata, OSM, or a cross-source match.

capacity: GEM tracker 2026 (location L100000828923); fuel: WRI source-record fuel

In context: how this plant compares

At 15 MW, Sangri B is below the median solar plant in China (20 MW). Solar PV converts sunlight directly into electricity with no moving parts or fuel; output varies by time of day and weather, so it pairs with storage or flexible backup.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Capacity vs largest solar plants in China

Datong TopRunner: 1,000 MW1kDatong Top…Ili Kazakh I: 1,000 MW1kIli Kazakh…Yanchi: 1,000 MW1kYanchiToksun: 971 MW971ToksunHongshagang: 820 MW820HongshagangLongyangxia Solar-Hydro II: 530 MW530Longyangxi…Alashan 1p3: 500 MW500Alashan 1p3DhSP} CTGNE: 500 MW500DhSP} CTGNE

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Local climate & thermal context

This solar plant converts sunlight directly into electricity with photovoltaic panels. It sits in a monsoon subarctic climate (Köppen Dwc) — Northern Hemisphere, latitude 29.3°N — which shapes how much energy it can produce and how its output varies through the year.

3.6°Cannual mean temp
5,246heating degree-days (base 18°C)
0cooling degree-days (base 18°C)
4,149 melevation

Monthly mean temperature

J: -6 °CJF: -3 °CFM: 0 °CMA: 3 °CAM: 7 °CMJ: 11 °CJJ: 11 °CJA: 11 °CAS: 9 °CSO: 5 °CON: -1 °CND: -5 °CD11 °C

Heating degree-days here run 113% above the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 95/100 — this site sits in the top third of the power plants we cover by heating degree-days.

Solar PV loses ~0.35%/°C above 25°C cell temperature — roughly 0.0% at warm-season highs here (estimate).

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in a benign, low-corrosion environment (estimated ISO 9223 class C1 — Very low), with humidity / wetness the leading environmental stress.

C1ISO 9223 corrosivity (indicative)
25/100environmental-severity index
17.3°Cseasonal temperature swing
784 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #1032 largest solar power plant of 1318 in China by capacity.

China has 1318 solar power plants in this dataset, together about 54,823 MW of capacity.

Nearby power plants

Location

Coordinates 29.286, 91.908 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Sangri B?

Sangri B is a 15 MW source-record solar power plant in Tibet Autonomous Region, China.

How many homes can Sangri B power?

Its output is enough to supply roughly 6,382 homes (estimated).

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