Madras Atomic Power Station at Kalpakkam
E593293
Madras Atomic Power Station at Kalpakkam is one of India's earliest nuclear power plants, located on the Coromandel Coast in Tamil Nadu and operated by the Nuclear Power Corporation of India Limited.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Madras Atomic Power Station at Kalpakkam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6419054 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Madras Atomic Power Station at Kalpakkam Context triple: [Sadras, nearbyFacility, Madras Atomic Power Station at Kalpakkam]
-
A.
Atomic Energy Establishment, Trombay
Atomic Energy Establishment, Trombay is a major Indian nuclear research and development center in Mumbai, founded under the leadership of Homi J. Bhabha and later renamed the Bhabha Atomic Research Centre (BARC).
-
B.
Singrauli Super Thermal Power Station cluster
Singrauli Super Thermal Power Station cluster is a major coal-fired power generation complex in India’s Singrauli region, known for its large installed capacity and role in supplying electricity to northern and central parts of the country.
-
C.
Deenbandhu Chhotu Ram Thermal Power Station
Deenbandhu Chhotu Ram Thermal Power Station is a coal-based power plant in Haryana, India, that generates electricity for the regional grid.
-
D.
Kota Super Thermal Power Station
Kota Super Thermal Power Station is a major coal-fired power plant in Rajasthan, India, that supplies electricity to the surrounding region and contributes significantly to the state's power generation capacity.
-
E.
Port Qasim Coal Power Project
The Port Qasim Coal Power Project is a major coal-fired power plant in Pakistan developed under the China–Pakistan Economic Corridor to help address the country’s electricity shortages.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Madras Atomic Power Station at Kalpakkam Target entity description: Madras Atomic Power Station at Kalpakkam is one of India's earliest nuclear power plants, located on the Coromandel Coast in Tamil Nadu and operated by the Nuclear Power Corporation of India Limited.
-
A.
Atomic Energy Establishment, Trombay
Atomic Energy Establishment, Trombay is a major Indian nuclear research and development center in Mumbai, founded under the leadership of Homi J. Bhabha and later renamed the Bhabha Atomic Research Centre (BARC).
-
B.
Singrauli Super Thermal Power Station cluster
Singrauli Super Thermal Power Station cluster is a major coal-fired power generation complex in India’s Singrauli region, known for its large installed capacity and role in supplying electricity to northern and central parts of the country.
-
C.
Deenbandhu Chhotu Ram Thermal Power Station
Deenbandhu Chhotu Ram Thermal Power Station is a coal-based power plant in Haryana, India, that generates electricity for the regional grid.
-
D.
Kota Super Thermal Power Station
Kota Super Thermal Power Station is a major coal-fired power plant in Rajasthan, India, that supplies electricity to the surrounding region and contributes significantly to the state's power generation capacity.
-
E.
Port Qasim Coal Power Project
The Port Qasim Coal Power Project is a major coal-fired power plant in Pakistan developed under the China–Pakistan Economic Corridor to help address the country’s electricity shortages.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | nuclear power plant ⓘ |
| alsoKnownAs | MAPS NERFINISHED ⓘ |
| coast | Coromandel Coast NERFINISHED ⓘ |
| commissioned | 1984 ⓘ |
| commissionedUnit1 | 1984 ⓘ |
| commissionedUnit2 | 1986 ⓘ |
| connectedTo | Indian national power grid ⓘ |
| coolant | heavy water ⓘ |
| coolingSource | Bay of Bengal NERFINISHED ⓘ |
| country | India ⓘ |
| designedBy | Bhabha Atomic Research Centre NERFINISHED ⓘ |
| distanceFromChennai_km | about 80 ⓘ |
| district | Chengalpattu district NERFINISHED ⓘ |
| fuelType | natural uranium ⓘ |
| governingMinistry | Department of Atomic Energy, Government of India NERFINISHED ⓘ |
| gridCode | Southern Region Load Despatch Centre jurisdiction ⓘ |
| gridConnection | Southern Regional Grid of India NERFINISHED ⓘ |
| gridState | Tamil Nadu NERFINISHED ⓘ |
| grossElectricalCapacity_MW | 470 ⓘ |
| locatedOn | Bay of Bengal coast NERFINISHED ⓘ |
| location | Kalpakkam NERFINISHED ⓘ |
| moderator | heavy water ⓘ |
| nearbyFacility |
Indira Gandhi Centre for Atomic Research
NERFINISHED
ⓘ
Kalpakkam nuclear complex NERFINISHED ⓘ |
| netElectricalCapacity_MW | 440 ⓘ |
| numberOfReactors | 2 ⓘ |
| oneOfEarliestNuclearPlantsIn | India NERFINISHED ⓘ |
| operator | Nuclear Power Corporation of India Limited NERFINISHED ⓘ |
| ownedBy |
Government of India
ⓘ
Nuclear Power Corporation of India Limited NERFINISHED ⓘ |
| partOf | India’s commercial nuclear power programme NERFINISHED ⓘ |
| previousDistrictName | Kanchipuram district NERFINISHED ⓘ |
| purpose |
electricity generation
ⓘ
research support ⓘ |
| reactorType |
PHWR
ⓘ
pressurized heavy water reactor ⓘ |
| region | South India ⓘ |
| regulatoryAuthority | Atomic Energy Regulatory Board of India NERFINISHED ⓘ |
| regulatoryFramework | Atomic Energy Act of India NERFINISHED ⓘ |
| safetySystem |
containment building
ⓘ
emergency core cooling system ⓘ |
| sector | civil nuclear power ⓘ |
| siteType | coastal site ⓘ |
| state | Tamil Nadu ⓘ |
| status | operational ⓘ |
| technologyOrigin | Indian-designed PHWR technology ⓘ |
| unit |
MAPS-1
NERFINISHED
ⓘ
MAPS-2 NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Madras Atomic Power Station at Kalpakkam Description of subject: Madras Atomic Power Station at Kalpakkam is one of India's earliest nuclear power plants, located on the Coromandel Coast in Tamil Nadu and operated by the Nuclear Power Corporation of India Limited.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.