solar updraft tower
Let an agent explain how a solar updraft tower works and what limits it, relay the record of demonstrations and proposals with attribution, and distinguish it from concentrated solar power, photovoltaics and cooling towers.
Bundle → Layer → Finding → Questions Filled
4 bundles · 8 layers · 8 findings · 16 questions
Principle How it works.
Physics
Physics.
Physics
Physics.
- How do the collector, chimney and turbines produce power from heated air? definition
- Is the plant a solar updraft tower or another solar or thermal plant? boundary
Components
Components.
Components
Components.
- What are the main components, and how do their sizes scale? definition
- Which entry fits the chimney effect? action
Performance Efficiency and economics.
Efficiency
Efficiency.
Efficiency
Efficiency.
- What efficiency and output are achievable, and how do they depend on tower height and collector area? measurement
- Which sources give the figures? provenance
Economics
Costs.
Economics
Economics.
- What do cost studies conclude, with attribution? provenance
- Is the presentation neutral about proposals? boundary
Record Demonstrations and proposals.
Manzanares
The prototype.
Manzanares
Manzanares.
- What did the Manzanares prototype demonstrate, and what happened to it? provenance
- Which references are standard? provenance
Proposals
Proposals.
Proposals
Proposals.
- Which large towers have been proposed, and what is their status, with attribution? provenance
- Which entry fits a specific project? action
Context Comparison and research.
Comparison
Comparison with other solar.
Comparison
Comparison.
- How does the concept compare with photovoltaics and concentrated solar power? provenance
- Which entry fits solar power generally? action
Research
Research.
Research
Research.
- What research continues on the concept and the vortex engine? provenance
- Which entry fits the vortex engine? action
Classifiers Filled
- Family
- Thing Registry
- Category
- Physical world and living systems
- Entry kind
- thing
- Plane
- PHY
- Domain
- PHY.BLT
- Other names and narrower kinds
- Vortex engine
What it is Filled
A proposed and occasionally built renewable power plant in which air heated under a large transparent collector rises through a tall central chimney, driving turbines at its base; the concept was demonstrated at Manzanares in Spain in the 1980s, needs very large collectors and towers to be economic, and remains mostly at the proposal and research stage, with the vortex engine as a related concept.
Why it exists Filled
Let an agent explain how a solar updraft tower works and what limits it, relay the record of demonstrations and proposals with attribution, and distinguish it from concentrated solar power, photovoltaics and cooling towers.
Distinguishing features Filled
- Chimney effect driven by solar heating
- Very low efficiency compensated by scale
- Simple technology, large structures
- Mostly unbuilt proposals
What robots and AI may and may not do Filled
Must not
- Present proposals as built plants or overstate their output.
- Promote investment in a specific project without evidence.
- Understate the structural challenges of very tall chimneys.
- Present the vortex engine as proven when it is experimental.
Only with a human decision
- Any investment, siting or construction decision.
May
- Explain how a solar updraft tower works and its demonstrated results.
- Relay efficiency, cost and land use figures from research sources.
- Mark proposals as proposals rather than operating plants.
Moral aspects Filled
- Overstated energy claims can mislead investors and public funding.
- Large collectors take land that may have other uses.
Who is affected
- Investors and public funders
- Communities near proposed sites
- Researchers
Owners Filled
Steward
The developer or operator of a specific plant; the concept is held in common.
Links to other meta-models Filled
parent
- Q2298412 - registry parent class
related
- solar power plant - a solar thermal concept
- chimney effect - the driving principle
- concentrated solar power - a different solar thermal approach
- wind turbine - turbines convert the airflow
What else AI and robots need to interact with it Filled
Identity and identifiers required Filled
- Vercy registry: vr.tr.solar-updraft-tower
- Wikidata: Q13403028 (https://www.wikidata.org/wiki/Q13403028)
Direct properties required Filled
- Manzanares prototype tower: about 195 m - height
- Manzanares prototype output: about 50 kW - peak
- conversion efficiency: under about 1-2 percent - of solar input, rising with tower height
Recognition required Filled
- Tall chimney with a wide low collector
- Turbines at the chimney base
- Concentrated solar plants use mirrors; cooling towers dissipate heat
- A very tall chimney rising from the centre of a wide circular glass or plastic canopy over open ground.
Capabilities and actions required Filled
- explain the principle and components
- relay demonstrations and proposals
- explain efficiency and economic limits
- distinguish from other solar plants
Hazards and failure modes required Filled
- Structural challenges of very tall chimneys
- Low efficiency and high capital cost
- Land use of large collectors
- Overstated claims in proposals
Standards and interfaces required Filled
- Planning and structural rules for tall structures
- Grid connection rules for generators
- Aviation obstacle rules for tall towers
Context of use required Filled
- Generating electricity from solar-heated rising air.
- solar chimney power plants
- the Manzanares prototype
- proposed large towers in Australia, China and elsewhere
- vortex engine concept
- small research prototypes
Sources Filled
- Wikidata item Q13403028: solar updraft tower - identity and sense of the item
- Wikipedia: Solar updraft tower - general description of the item
Open questions
- Should the Manzanares prototype be a separate entry?
- How should research literature be linked?
- How should proposal status be recorded with attribution?
Machine files
Provenance
thing registry research (pass 2) · unreviewed
Built from: models/things/publications/thing-q13403028/spec.json