CHANGELOG.md

Changelog

All notable changes to this project will be documented in this file.

The format is inspired from Keep a Changelog and the versioning aims to respect Semantic Versioning.

[1.X.X] - 20XX-XX-XX

Added

Changed

Removed

[1.13.0] - 2023-02-01

Added

• oeo-import-edits as a unified file for custom extensions of imported concepts + properties (#1268)
• tank, fuel tank, volume (#1356)
• heat generating unit, heat plant, heat transfer unit, solar heat plant, solar heat unit (#1360)
• combustion-based heater, electrical heater, geothermal heat unit, geothermal heat plant (#1360)
• thermo-chemical heat storage object, chemical heat storage object, sorption heat storage object, adsorption, desorption (#1363)
• sensible heat storage object, sensible solid heat storage object, sensible fluid heat storage object (#1363)
• phase transition, evaporation, melting, latent heat storage object, latent fluid-gaseous heat storage object, latent solid-fluid heat storage object (#1363)
• filling station, hydrogen station, hydrogen transport (#1357)
• OEP user, qualitist, quantitist, apinist (#1383)
• sustainability criterion, material sustainability, process sustainability, process sustainability, sustainable process (#1385)
• vehicle-kilometre (#1388)
• electricity demand, fuel demand (#1389)
• based on (#1391)
• bidirectional vehicle charging station (#1393)
• charging (#1394)
• non-energy use, cold start, cooperative programming, distribution, (electricity) export/import, frequency control, request, service, chemical reaction (#1395)
• ton of oil equivalent, ton of coal equivalent, kilo ton of oil equivalent, kilo ton of coal equivalent, million ton of oil equivalent, million ton of coal equivalent (#1398)
• sustainable biofuel, non-sustainable biofuel (#1409)
• source category (#1428)
• scenario bundle (#1429)
• gas turbine process, combined cycle electricity generation, steam power unit (#1362)
• rotary heat exchanger, plate heat exchanger, boiler, tube collector, flat-plate collector (#1432)
• explorative and target driven scenario (#1459)
• utilisation value (#1435)
• amortisation time, economic life time (#1436)
• renewable power unit, renewable power plant (#1437)
• CRF sector individuals 2.A.2, 2.A.3, 2.A.4, 2.B.1 to 2.B.10, 2.C.2 to 2.C.7, 2.E.1 to 2.E.5, 2.F.1 to 2.F.6 and 2.G.1 to 2.G.4 (#1440)
• has spatial region (#1441)
• (renewable) electrolytic hydrogen, (fossil/abated) steam reforming hydrogen, renewable electrical energy (#1442)
• energy transformation function and subclasses (#1445)
• RED sector individuals (#1446)
• direct/diffuse solar radiation, non-scattered radiant flux density, (single/two axis) solar tracking, (single/two axis) solar tracked receiving surface (#1448)
• power-only generating unit (#1456)
• energy balance, energy balance collection, energy balance calculation method, energy balance sector division (#1463)

Changed

• bearer of -> has characteristic (#1268)
• ro-module -> ro-extracted (#1268)
• power plant, power generating unit, combined heat and power plant, combined heat and power generating unit, solar thermal collector (#1360)
• internal combustion vehicle, plug-in hybrid electric vehicle, fuel cell electric vehicle, tank ship, gas turbine vehicle (#1356)
• gas turbine, gas power unit (#1362)
• model descriptor (#1387)
• passenger-kilometre, ton-kilometre (#1388)
• SMES -> superconducting magnetic energy storage (#1396)
• biofuel; competency questions Q1 and Q2 (#1409)
• global warming potential, binary file format, text file format, source code file format, generation time series, optimisation, simulation (#1410)
• has economic value, economic value of (#1422)
• solar thermal collector (#1432)
• net capacity factor (#1435)
• yield profile, geothermal power unit, marine current/tidal/wave energy converting unit, solar power unit, wind energy converting unit (#1437)
• CRF sector individual 2.C.1 (#1440)
• has study region, has considered region, has interacting region, has study region (#1441)
• synthetic hydrogen, fossil hydrogen (#1442)
• renewable_energy_directive_sectors -> Renewable Energy Directive sector division (#1446)
• radiation (#1447)
• german/eurostat energy balances -> German/Eurostat energy balance sector division; empirical/synthetic/test data set (#1463)
• replaced owl:equivalentClass with 'may be identical to' in annotation properties

[1.12.0] - 2022-11-02

Added

• github: template for pull requests (#1162)
• steam reforming process (#1251)
• emission price, CO2 price, CO2 emission, CO2 emission value, carbon tax value (#1253)
• fuel cost (#1260)
• transport performance value, transport performance unit, passenger-kilometre, ton-kilometre (#1289)
• gas vehicles, gas engines, more gas fuels, compressed gas fuel role (#1290, #1305)
• motorised vehicle, aircraft and subclasses, land vehicle and subclasses, watercraft and subclasses (#1293)
• conventional energy (#1295)
• transport network, transport network component, transport hubs, and subclasses (#1297)
• subclasses for energy transfer, fuel transport and subclass, axiom for fuel, axiom for freight transport (#1299)
• primary energy consumption calculation method and subclasses (#1306)
• vehicle charging station (#1312)
• vehicle operational mode (#1314)
• gas turbine vehicle, jet fuel vehicle, jet fuel gas turbine (#1315)
• fuel supply system (#1316)
• NC/BR sector division; NC/BR sector individuals (#1317)
• is sector of, sectoral energy consumption, sectoral emission (#1321)
• data file format, and subclasses (#1326)
• mineral oil, mineral oil product, mineral oil refinery, mineral oil refining, mineral oil refining sector (#1331)
• international transport sector (#1334)
• has study region, has study subregio, has considered region, has interacting region, has scenario year (#1347)
• equivalence subclasses for car and truck (#1345)
• refinery gas, petroleum coke (#1351)
• chemical/electrical/kinetic/potential energy storage function; underground fuel storage object (#1348)
• data center, sewage plant, industrial waste thermal energy, recovered heat, aerothermal energy (#1359)

Changed

• github: update the description of the readme file (#1292)
• energy transformation (#1251)
• added annotations for which modules classes and individuals belong to (#1252)
• emission certificate price (#1253)
• power generating unit (#1259)
• equipment cost, variable cost, property cost, delivery cost, fixed cost (#1260)
• heat exchanger (#1263)
• program parameter (#1274)
• electrical heat pump (#1282)
• internal combustion engine (#1285)
• analysis scope (#1286)
• diesel fuel, diesel fuel role, diesel engine, diesel vehicle (#1288, #1315)
• internal combustion vehicle (#1293, #1315)
• scenario (#1296)
• heat transfer (#1299)
• bottom up, hybrid, top down (#1302)
• primary energy consumption, gross inland energy consumption (#1306)
• transport (#1309)
• has bearer axioms to OEO-defined realizable entities (#1310)
• vehicle (#1314)
• electric vehicle and subclasses, plug-in hybrid vehicle, gasoline vehicle, e-bike (#1315)
• energy use (#1321)
• data format (#1326)
• crude oil; gas diesel oil, gasoline, kerosene, and subclasses; CRF sector (IPCC 2006): petroleum refining (#1331)
• CRF sector (IPCC 2006): international bunkers / international aviation / maritime bunkers; MMR sector: M.International aviation in the EU ETS (#1334)
• final energy consumption (#1340)
• fuel cell (#1341)
• realized in, greenhouse effect disposition, combustible energy carrier disposition (#1353)
• energy storage -> energy storage function; thermal energy storage function; energy storage object; storage unit (#1348)
• methanation gas storage -> power-to-methane system; power-to-liquid system; pumped water, pumped hydro storage power plant (#1348)
• energy converting component, energy storage object, hardware, solar receiving object, vehicle, waste thermal energy (#1359)

Removed

• battery storage (#1348)
• csv and txt (#1371)

[1.11.0] - 2022-07-04

Added

• tangential proper part, surface, solar radiation receiving surface (#1209)
• combustion thermal energy transformation (#1210)
• measurement device (#1215)
• parameterisation, model calibration (#1216)
• scenario projection (#1217)
• import, export, electricity import, electricity export, electrical energy amount value, electricity import value, electricity export value, sirup (#1221)
• has institution -> has organisation (#1226)
• solar receiving object (#1228)
• passenger, passenger transport, energy service demand for passenger/ton-kilometre (#1234)

Changed

• endogenous data, exogenous data (#1216)
• origin, portion of matter (#1218)
• pv cell -> photovoltaic cell (#1220)
• is energy participant of, has energy participant (#1221)
• has participant (#1225)
• photovoltaic cell, solar thermal collector (#1228)
• public transport, private transport, vehicle (#1234)
• power capacity (#1235)
• jet fuel (#1237)
• fuel-powered electricity generation (#1240)
• charcoal, synthetic fuel, gas diesel oil, manufactured coal based gas, syngas, gasoline, kerosene, steam, compressed air, pumped water (#1243)

[1.10.1] - 2022-06-14

Added

• nationally determined contribution (#1151)
• maximum value, power capacity (#1155)
• bioenergy (#1188)
• general class axiom for energy (#1186)
• fissile material entity (#1190, #1196)
• realized in (#1197)
• frequency control and subclasses primary control, secondary control, tertiary control (#1202)

Changed

• marine wave energy transformation, marine tidal energy transformation, marine current energy transformation (#1137)
• has input, input of, has output, output of, participates in, has participant (#1138)
• capacity factor (#1144)
• power value, declared net capacity, nameplate capacity, power rating (#1155)
• software license (#1163)
• photon, energy (#1165)
• energy carrier (#1173)
• transformation, energy transformation, energy carrier disposition, fuel role (#1178)
• fossil (#1181)
• energy transformation (#1182)
• fuel (#1184)
• fossil energy (#1185)
• origin and subclasses, energy, portion of matter (#1192)
• KSG sector buildings (#1198)
• general class axiom "combustible things" (#1195)
• has institution (#1200)
• waste fuel, liquid biofuel, solid biofuel, fossil combustion fuel, renewable fuel, synthetic fuel, volatile organic compound (#1201)

Removed

[1.10.0] - 2022-05-09

Added

• abbreviation (#1075)
• discount rate (#1077)
• protected area (#1078)
• energy service demand (#1080)
• industrial material, chemical substance, paper, cement, mineral, non-metallic mineral, metal, non-ferrous metal, steel, physical output of (#1082)
• import price, export price (#1083)
• personal living space (#1084)
• data / copyright / software license, has copyright license (#1090)
• slope, surface azimuth angle (#1112)
• potential (#1102)
• information input/output of (#1113)
• ramping, start-up speed, cold start (#1126)
• heat generation, combustion thermal energy transformation (#1130)
• study factsheet, OEP study factsheet, scenario study (#1131)
• CITATION.cff (#1134)
• propulsion, traction motor (#1135)
• causally downstream of or within, causally upstream of or within (#1136)

Changed

• has bearer, bearer of, is defined by, process attribute of (#985)
• biofuel and biogenic waste fuel (subclasses); origins (#1048)
• license (#1063)
• is energy participant of and subrelations (#1057)
• starts, starts with, located in, location of, ends, ends with, part of, has part (#1086)
• acronym (#1075)
• space requirement (#1084)
• flow potential, stock potential (#1102)
• energy, has role (#1101)
• greenhouse gas emission (#1100)
• water (#1099)
• CRF sector (IPCC 2006): pipeline transport (#1122)
• energy system (#1123)
• trades / is traded at, good, good role (#1127)
• traction motor -> electric traction motor (#1135)

Removed

[1.9.0] - 2022-03-01

Added

• memo item and CRF (2006) sector individuals relating to memo item; has information content entity (#966)
• annual, monthly, weekly, daily, hourly (#972)
• mathematical expression (annotation property) (#990)
• energy consumption value, gross national electricity consumption (#997)
• forecast error (#1002)
• has energy participant, has energy input, has energy output (#1006)
• gas mixture (#1009)
• methodology (#1011)
• liquified natural gas (#1016)
• alternative term specific power to areal power density (#1018)
• domains and range for axioms from Relation Ontology (#1019)
• alternative term specific power to areal power density (#893)
• cost subclasses (#1022)
• (operational) life time, construction time, decommissioning time (#1026)
• gasoline/diesel fuel, gasoline/diesel fuel role, gasoline/diesel engine, gasoline/diesel vehicle (#1027)
• has economic value / economic value of, social cost of emission (#1034)

Changed

• biofuel (#965)
• has quantity value, has global warming potential (#966)
• resolution, has resolution and subclasses (#972)
• origin (#976)
• gross inland energy consumption (#997)
• heat exchanger, heater, turbine, water electrolyser, steam reformer, motor, pump, power rating, nameplate capacity (#993)
• has state of matter, has normal state of matter (#1001)
• peat (#1003)
• produces, has gross output, has net output, axioms of various artificial objects (#1006)
• energy transformation and subclasses, energy transformation unit (#1010)
• air, biogas, biomethane, manufactured coal based gas, natural gas, syngas (#1009)
• study, methodical focus (#1011)
• energy demand sector (#1015)
• duration / time span (#1017)
• market participant, market exchange (#1019)
• crude oil, gas diesel oil, gasoline, kerosene, oil power unit (#1024)
• study, study report (#1025)
• biogasoline, biodiesel, (fossil) gasoline/diesel fuel (#1027)
• natural gas, coal, crude oil, peat, wood (#1033)
• editor note on gasoline-related classed (#1037)
• use has energy input / output for energy transformation and subclasses (#1041)
• has institution (#1042)
• axiom in marine current energy transformation (#1044)

Removed

• cost in oeo-social (#977)
• organisation in oeo-social (#992)
• oil and petroleum products (#1024)

[1.8.0] - 2021-12-01

Added

• energy transformation unit, energy transfer (#895)
• outage and subclasses, curtailment (#897)
• levy, tax, feed in tariff, market and capacity premium (#909)
• inflation rate, exchange rate, purchasing power parity, electricity price, system cost (#910)
• carbon capture, carbon storage, carbon capture and storage, direct air capture (#911)
• resolution and subclasses (#912)
• fee, due, remuneration, LCOE (#913)
• combined heat and power generation (CHP), CHP plant, CHP generating unit (#923)
• eurostat synonyms (#924)
• market revenue (#929)
• solid, liquid and gaseous combustion fuels; liquid and gaseous fossil fuels; solid, liquid and gaseous renewable fuels; gaseous biofuel; solid, liquid and gaseous synthetic fuel (#931)
• (specific) space requirement, km2, area per power unit, area value (#933)
• gross electricity generation, net electricity generation, electricity generation process (#932)
• power value (#935)
• GovReg sector division, MMR sector division and further CRF (2006) sector individuals (#941, #944)
• total emissions including/exluding LULUCF, international aviation, maritime navigation, multilateral operations and related sector individuals (#944)
• liquid air production (#945)
• net capacity factor (#946)
• decarbonisation pathway, emission constraint (#951)
• rotor diameter (#949)
• energy use, non-energy use (#950)
• variable (production) cost (#953)
• power-to-gas process, power-to-methane process, methanation, oxygen, water electrolysis process (#954)
• biomass, biomethane (#952)
• variable (production) cost (#953)
• conventional (energy carrier disposition), fossil energy (#955)
• carbon tax, social cost of carbon, carbon price (#956)
• synthetic ammonia, power-to-ammonia process (#959)
• renewable waste fuel, fossil waste fuel, renewable industrial waste fuel, fossil industrial waste fuel (#961)

Changed

• energy converting device / component, unit of measurement (#895)
• currency (#910)
• has resolution and subclasses (#912)
• reclassify of marine hydro energy classes (#921)
• list of contributors (#927)
• artificial object, nameplate capacity (#933)
• declared net capacity, nameplate capacity, power rating (#928)
• combustion fuel, solid fossil fuel, syngas (#931)
• CRF sector individuals: energy industry; fugitive emissions; industrial processes and product use; agriculture; LULUCF; waste (#941)
• European Union Emissions Trading System (#944)
• liquid air (#945)
• power-to-gas system, synthetic methane, synthetic hydrogen, fossil hydrogen (#954)
• biofuel, biogas, charcoal, wood (#952)
• renewable energy (#955)
• PtL fuel (formerly: synthetic liquid fuel) (#957)
• ammonia (#959)
• industrial waste fuel, municipal waste fuel, renewable municipal waste fuel, fossil municipal waste fuel (previously: non renewable municipal waste fuel) (#961)

Removed

[1.7.0] - 2021-10-04

Added

• power plant portfolio, dispatch assignment (#792)
• yield profile, demand trader, direct marketer, merit order, full load hours (#793)
• energy demand (#796)
• policy, policy instrument, transformative measure (#797, #853)
• markup, markdown (#800)
• syngas, hydrocarbon (#805)
• ocean/marine energy and water (flow) related classes including power generating units and powerplants (#806)
• cooperative programming (#808)
• mapping to ENVO (#810)
• power plant with electromotive generator (#810)
• waste thermal energy (#813)
• rotational energy (#817)
• models (#821)
• uncertainty approach, stochastic and deterministic (#824)
• has documentation quality (#825)
• email address (#827)
• has gross output, has net output (#838)
• has number (#840)
• economy, good, good role (#843)
• production (#845)
• guides, has bearer (#853)
• secondary energy production (#856)
• EU climate policy, European Union Emissions Trading System, effort sharing and subclasses, Annual Emission Allocation (#857)
• EU emission sector division and EU emission sector individuals (#857)
• renewable energy, renewable energy carrier disposition, natural / pumped hydro energy (#861)
• governs (#868)
• typical period and subclasses (#875)
• distribution (#876)
• objective variable (#878)
• metric ton (#879)
• target description (#881)
• scenario year, scenario horizon, meteorological year, weather time series, scenario time series (#882)
• axioms of typical period and aggregation type (#883)

Changed

• battery and subclasses (#801)
• geographic coordinate (#803)
• river (#806)
• air pollutant (#816)
• motor, electric motor, internal combustion engine (#817)
• is traded at (#842)
• commodity, commodity role (#843)
• producer, primary energy production and subclasses (#845, #860)
• covers energy carrier, covers sector (#852)
• model descriptor, model factsheet OEO:00000277 (#854)
• origin, renewable, some portion of matter classes, renewable energy carrier, renewable fuel (#861)
• good, project, study, energy carrier (disposition) (#869)
• domains and ranges for some object properties added (#871)
• axioms of hydro energy (incl. subclasses), wind energy, study, study report and model calculation (#871)
• hydrogen turbine (#877)
• has objective (#878)

Removed

• molten state battery (#801)
• duplicate model factsheet OEO:00020031 (#854)

[1.6.1] - 2021-07-07

Changed

• commodity (#789)

[1.6.0] - 2021-07-01

Added

• trade, market participant (#745)
• reservoir (#755)
• contract (#756)
• hydro power unit, hydro powerplant and subclasses, pump (#758, #768)
• river (#760)
• analysis scope (#764)
• fluid (#769)
• grid-bound heating (#770)
• delivery time (point), sender, receiver, bid, award, provider, service (#778)
• planned / unplanned availability, fraction value, block size, delivery interval, power plant operator, conventional trader (#779)
• RE-share (#780)
• emission market exchange (#781)
• hydrogen fuel cell, natural gas turbine, energy related axioms (#782)

Changed

• trader (#745)
• has typical computation time (#751)
• powerplant and power generating unit subclasses (#752)
• dammed water -> dam; pumped water (#755)
• objective function (#757)
• water turbine (#758)
• portion of matter (#759)
• energy-related input and output relations (#766)
• derived and district heat(ing), solar thermal energy (#770)
• spelling convention: British labels with American synonyms (#772)
• usage of alternative term (#774)

Removed

• hydroelectric dam energy transformation and run-off-river energy transformation (#758)

[1.5.0] - 2021-05-03

Added

• thorium and plutonium (#708)
• has information input / output (#716)
• has typical computation time / hardware (#723)
• quality control flag (#724)
• goal description (#729)
• heat transfer (#733)
• heat exchanger (#734)
• geothermal heat transfer, rock (#739)
• emission certificate (#740)
• natural / artificial ambient thermal energy, ambient thermal energy transfer (#742)
• energy market exchange (#748)
• public and private funders (#246)

Changed

• has physical output, has constraint (#716)
• gross inland energy consumption, primary energy consumption (#719)
• covers energy carrier (#722)
• photon, wind energy, solar energy (#732)
• geothermal energy (#739)
• ambient thermal energy (#742)
• has origin, renewable, anthropogenic (#742)
• wind energy converting unit uses wind rotor (#754)

Removed

• has numerical input / output (#716)
• computation time (#723)

[1.4.0] - 2021-03-02

Added

• monetary price and currency (#331)
• market exchange (#341)
• trader (#377)
• price request and marginal cost (#376)
• cost (#268)
• commodity (#339)
• emission value, greenhouse gas emission value, carbon dioxide equivalent quantity (#651)
• disjointness axiom for (has origin some natural gas) and (has origin some anthropogenic) (#658)
• radiative energy (#665)
• solar energy transformation and subclasses (#672, #701)
• potential energy (#670)
• photon (#674)
• abbreviations GDP and GVA (#676)
• renewable energy carrier (equivalent class) (#684)
• global warming potential (#683)
• steam-electric process (#691)
• volumetric flow rate value (#693)
• emission quantity value (#697)
• nuclear fission, nuclear energy transformation (#698)
• solar chemical energy transformation (#735)

Changed

• relations to energy transformation (#646)
• has global warming potential (#651, #683)
• definition of battery electric vehicle and fuel cell electric vehicle (#655)
• energy (#656 and #665)
• solar energy (#672)
• fix def of secondary energy carrier (#678)
• restructure hydro energy classes in dev meeting (#682)
• license from string to IRI format (#686)
• definition of water (#689)
• emission value (#697)
• nuclear (binding) energy (#698)
• bioethanol (#704)
• has input / has physical input (#702)

Removed

• delete hydroelectricity class (#682)

[1.3.0] - 2020-12-18

Added

• industrial process (#589)
• energy conversion efficiency and energy conversion performance (#591)
• fuel-powered electricity generation (#592)
• further IPCC sector individuals (#595)
• sector division and sector individuals of Bundes-Klimaschutzgesetz (#595)
• radiation (#600)
• subclasses of energy unit (#608)
• flow / stock potential and subclasses (#607)
• kinetic energy (#609)
• aggregation types (#610)
• subclasses of consumption and energy amount value (#613)
• areal energy / power density classes, solar-related subclasses and corresponding unit classes (#615)
• primary, secondary and final energy carrier (disposition) (#633)

Changed

• powerplant (#594)
• relations has part and part of (#599)
• heat, renamed to thermal energy (#609)
• replace iao-annotation-module and iao-minimal-module with OBO metadata ontology, restructure iao-module (#616)
• defs of relations has contributer, has resolution and covers (#626)
• energy carrier disposition (#627)
• comment on waste fuel (#631)
• energy transformation has input/output energy (#690)

[1.2.0] - 2020-10-30

Added

• sensitivity analysis (#550)
• has contributor (#530)
• sponsor (#557)
• economic value and gross domestic product (#559)
• time step, time series, etc (#538)
• has member and member of (#562)
• gross value added (#563)
• validation and subclasses (#565)
• chemical reaction and subclasses (#568)
• demand (#569)
• consumption (#569)
• time stamp and time stamp alignment (#570)
• model descriptor and subclasses (#577)
• further sector individuals (#578)
• emission factor (#581)
• spatial regions (#585)

Changed

• move subclasses of has participant (#530)
• licence (#561)
• ipcc_year_guidelines to CRF sectors (IPCC year) (#578)
• factsheet subclasses (#584)

Removed

• software maintenance (#566)

[1.1.0] - 2020-09-01

Added

• vehicle and subclasses and vehicle related energy converting devices and energy storage objects (#431, #435)
• natural gas relation to methane (#431)
• ethanol (#445)
• factsheet-covers-relationships (#440)
• oeo-shared module (#450)
• object property definitions (#478)
• energy and supply system (#493)
• primary energy production and subclasses (#498)
• study and study report (#497)
• exogeneous, endogeneous data (#482)
• hub height, length value and has quantity value (#505)
• transport and subclasses (#517)
• annotation property unique individual identifier (#523)
• sector individuals (#523)
• output and input data (#536)

Changed

• harmonise 'definition' annotation property (#529)
• move object properties to oeo-shared (#472)
• definition of sector and sector subclasses (#477, #484)
• definition of sector (#477)
• object property conforms_to renamed to is_defined_by (#480)
• model calculation (#504)
• electrical energy definition (#524)
• assumption (#525)
• update original release date and teams in README (#535)
• unit (#537)

Removed

• unused object properties (#452)

[1.0.0] - 2020-06-11

Added

• Concepts of biogenic, fossil, renewable and synthetic (#130)
• factsheet categories (#47)
• storage technologies (#47)
• ObjectProperty has_normal_state_of_matter (#39)
• add individuals solid, liquid, gaseous, plasmatic (#39)
• Add has_normal_state_of_matter value solid/liquid/gaseous/plasmatic to fuels (#39)
• object properties: 'has_disposition', 'has_role', 'has_function', 'has_quality' (#51)
• issue templates (#92, #146)
• ArtificialObject (#121)
• classes for objects that apply to technologies like EnergyGenerator (#128)
• Grid class (#137)
• object properties to describe models (#109)
• RenewableEnergyCarrier (#206)
• ChemicalEnergy (#214)
• scenario subclasses (#344)
• state of matter defined classes (#354)
• energy producers (#370)
• energy transformation (#77)
• synthetic fuels and respective energy converting devices (#411)
• process attribute (#386)

Changed

• Restructured the repository to add a 'src' folder with an 'ontology' sub-folder with sub-folders for editable modules and import modules (#200)
• Split the ontology file into three modules: oeo-social,oeo-model and oeo-physical (#167)
• FluorinatedGreenhouseGas (#88) and GreenhouseGas (#234)
• agent and subclasses (#51)
• pollutant and subclasses (#51, #356)
• structure of the ontology (#47)
• change peat to solid and not gas (#39)
• StateOfMatter and subclasses (#45)
• improved workflow in CONTRIBUTE.md (#98)
• linked wiki and CONTRIBUTE.md in README(#113)
• add github team handle in README (#119)
• technology and subclasses (#128)
• rename CONTRIBUTE.md CONTRIBUTING.md (#144)
• individuals without types (#191)
• import unit-ontology (#215)
• import ro-ontology module replacing some of our relations (#216)
• replace InformationArtifact with information content entity from imported iao-ontology module (#223)
• unify -Energy and -Power classes (#225)
• ModelElement and subbclasses
• update issue templates 'workflow checklist' (#258)
• Generator (#273)
• EnergyStorage (#276)
• Turbine (#299)
• Change to use numeric identifiers for classes and individuals (#133)
• change origin individuals to classes (#321)
• modeling software (#345)
• change model def (#180)
• change energy class (#224)
• change power definition (#79)
• change quantity to quantity value (#386)
• grid, link, node, grid component (#36, #231)
• electricity as alternative term for electrical energy (#621)

Removed

• ObjectProperty has_stateofmatter (#39)
• some superclasses of unsatisfiable classes and some that made the ontology inconsistent (#51)
• contact and subclasses (#101)
• subclasses of assumption (#102)
• time step, time series, time horizon (#327)
• type and subclasses (#325)
• cost and subclasses (#326)
• GeographicRegion and subclasses (#322)
• Validation and subclasses (#347)
• SoftwareElement (#348)
• unused object properties (#351)
• remove energy production and subclasses (#77)
• quantity subclasses (#368)