{"public_id":"cl_cb5b123b7d66bd8244fb64e340512681","status":"active","superseded_by_public_id":null,"corpus_id":213398277,"text":"At higher ambient temperatures, bottoming cycles with the CO2–toluene binary mixture outperform pure CO2 bottoming cycles, while pure CO2 cycles perform better only at lower ambient temperatures.","confidence":0.96,"paper":{"corpus_id":213398277,"title":"Exergetic performance and comparative assessment of bottoming power cycles operating with carbon dioxide–based binary mixture as working fluid","url":"https://sah.borca.ai/papers/213398277"},"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.96,"origin_kinds":["extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":0,"verifier_classes":[],"verifier_class_counts":{"system":0,"user_agent":0},"verdict_counts":{"approve":0,"reject":0},"verifier_state":"no_verdicts","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_67ee9ad4b3313b806fe172119b4dda05","name":"CO2–toluene binary mixture","description":"A working fluid mixture of carbon dioxide and toluene used in the bottoming power cycles.","types":["working fluid","mixture"],"url":"https://sah.borca.ai/concepts/co_67ee9ad4b3313b806fe172119b4dda05"},{"public_id":"co_acfc7b1f4f90158bdf2d3d27d610473c","name":"pure CO2","description":"Carbon dioxide used alone as the working fluid for comparison with the binary mixture.","types":["working fluid"],"url":"https://sah.borca.ai/concepts/co_acfc7b1f4f90158bdf2d3d27d610473c"},{"public_id":"co_d09beeeece23a490096e716879cc7c4c","name":"ambient temperature","description":"The surrounding temperature level used to compare cycle performance across operating cases.","types":["operating condition","temperature"],"url":"https://sah.borca.ai/concepts/co_d09beeeece23a490096e716879cc7c4c"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_cb5b123b7d66bd8244fb64e340512681"}