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Process Data set: Water electrolysis (en) en zh

Key Data Set Information
Location CN
Reference year 2022
Name
Water electrolysis
Use advice for data set When using this LCA dataset, consider the electricity mix used for the electrolysis process as it significantly impacts the environmental footprint. Ensure to model any upstream impacts associated with the production of input power.
Technical purpose of product or process The hydrogen produced via water electrolysis is suitable for applications requiring high purity such as fuel cell usage, semiconductor manufacturing, or as a feedstock for synthetic fuel production.
Classification
Class name : Hierarchy level
  • ILCD: Unit processes / Energy carriers and technologies / Electricity
General comment on data set Water electrolysis splits water into hydrogen and oxygen using electricity in an electrolyser.
Copyright No
Owner of data set
Quantitative reference
Reference flow(s)
Functional Unit 1000 N m3 hydrogen
Time representativeness
Time representativeness description the publication date of the article
Technological representativeness
Flow diagram(s) or picture(s)
  • Y4P6b788KopQQaxv9hXcH5Qynhc.png Image
LCI method and allocation
Type of data set Unit process, single operation
LCI Method Principle Attributional
Deviation from LCI method principle / explanations None
Deviation from modelling constants / explanations None
Data sources, treatment and representativeness
Deviation from data cut-off and completeness principles / explanations None
Deviation from data selection and combination principles / explanations None
Deviation from data treatment and extrapolations principles / explanations None
Data source(s) used for this data set
Completeness
Completeness of product model No statement
Validation
Type of review
Dependent internal review
Reviewer name and institution
Data generator
Data set generator / modeller
Data entry by
Time stamp (last saved) 2024-03-28T20:27:24+08:00
Publication and ownership
UUID 9d85fcde-e19d-4ad0-8d17-d01f11f8861d
Date of last revision 2024-04-20T15:21:30.424513+08:00
Data set version 00.01.005
Permanent data set URI https://lcadata.tiangong.world/showProcess.xhtml?uuid=9d85fcde-e19d-4ad0-8d17-d01f11f8861d&version=01.00.000&stock=TianGong
Owner of data set
Copyright No
License type Free of charge for all users and uses

Inputs

Type of flow Classification Flow Location Mean amount Resulting amount Minimum amount Maximum amount
Product flow Materials production / Water 820.0 kg820.0 kg
Product flow Energy carriers and technologies / Electricity 18000.0 MJ18000.0 MJ

Outputs

Type of flow Classification Flow Location Mean amount Resulting amount Minimum amount Maximum amount
Product flow Materials production / Inorganic chemicals 1000.0 kg1000.0 kg