ISO/TC 197

Projekta Nr.ISO/TS 19870:2023
Nosaukums<p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="color: black;">ISO 14044 requires the goal and scope of an LCA to be clearly defined and be consistent with the intended application. Due to the iterative nature of LCA, it is possible that the LCA scope needs to be refined during the study.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document specifies methodologies that can be applied to determine the carbon footprint of a product (CFP) or partial CFP of a hydrogen product in line with <span class="stdpublisher"><span style="color: black; mso-color-alt: windowtext;">ISO</span></span> <span class="stddocNumber"><span style="color: black; mso-color-alt: windowtext;">14067</span></span>. The goals and scopes of the methodologies correspond to either approach a) or b), given below, that </span><span class="stdpublisher"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext;">ISO</span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';"> <span class="stddocNumber"><span style="color: black; mso-color-alt: windowtext;">14040</span></span></span><span lang="EN-GB">:<span class="stdyear"><span style="color: black; mso-color-alt: windowtext;">2006</span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">, <span class="stdsection"><span style="color: black; mso-color-alt: windowtext;">A.2</span></span> gives as two possible approaches to LCA.</span></p> <p class="ListNumber1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 7.0cm; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">a)<span style="mso-tab-count: 1;">    </span>An approach that assigns elementary flows and potential environmental impacts to a specific product system, typically as an account of the history of the product.</span></p> <p class="ListNumber1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 7.0cm; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">b)<span style="mso-tab-count: 1;">    </span>An approach that studies the environmental consequences of possible (future) changes between alternative product systems.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">Approaches a) and b) have become known as attributional and consequential, respectively, with complementary information accessible in the ILCD handbook.<sup>[</sup></span><span class="citebib"><sup><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext;">1</span></sup></span><sup><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">]</span></sup><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';"> </span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">There are numerous pathways to produce hydrogen from various primary energy sources. This document describes the requirements and evaluation methods applied to several hydrogen production pathways of interest: electrolysis, steam methane reforming (with carbon capture and storage), co-production and coal gasification (with carbon capture and storage), auto-thermal reforming (with carbon capture and storage), hydrogen as a co-product in industrial applications and hydrogen from biomass waste as feedstock. </span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document also considers the GHG emissions due to the conditioning or conversion of hydrogen into different physical forms and chemical carriers: </span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">—<span style="mso-tab-count: 1;">    </span>hydrogen liquefaction;</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">—<span style="mso-tab-count: 1;">    </span>production, transport and cracking of ammonia as a hydrogen carrier;</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">—<span style="mso-tab-count: 1;">    </span>hydrogenation, transport and dehydrogenation of liquid organic hydrogen carriers (LOHCs).</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document considers the GHG emissions due to hydrogen and/or hydrogen carriers’ transport up to the consumption gate.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">It is possible that future revisions of this document will consider additional hydrogen production, conditioning, conversion and transport methods.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document applies to and includes every delivery along the supply chain up to the final delivery to the consumption gate (see </span><span class="citefig"><span lang="EN-GB" style="color: black; mso-color-alt: windowtext;">Figure 2</span></span><span lang="EN-GB"> in the Introduction</span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">).</span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt;"> </span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document also provides additional information related to evaluation principles, system boundaries and expected reported metrics in the form of Annexes A to K, that are accessible via the online ISO portal (</span><span lang="EN-GB"><span lang="FR" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">https://standards.iso.org/iso/ts/19870/ed-1/en</span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">).</span></p>
Reģistrācijas numurs (WIID)65628
Darbības sfēra<p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="color: black;">ISO 14044 requires the goal and scope of an LCA to be clearly defined and be consistent with the intended application. Due to the iterative nature of LCA, it is possible that the LCA scope needs to be refined during the study.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document specifies methodologies that can be applied to determine the carbon footprint of a product (CFP) or partial CFP of a hydrogen product in line with <span class="stdpublisher"><span style="color: black; mso-color-alt: windowtext;">ISO</span></span> <span class="stddocNumber"><span style="color: black; mso-color-alt: windowtext;">14067</span></span>. The goals and scopes of the methodologies correspond to either approach a) or b), given below, that </span><span class="stdpublisher"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext;">ISO</span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';"> <span class="stddocNumber"><span style="color: black; mso-color-alt: windowtext;">14040</span></span></span><span lang="EN-GB">:<span class="stdyear"><span style="color: black; mso-color-alt: windowtext;">2006</span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">, <span class="stdsection"><span style="color: black; mso-color-alt: windowtext;">A.2</span></span> gives as two possible approaches to LCA.</span></p> <p class="ListNumber1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 7.0cm; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">a)<span style="mso-tab-count: 1;">    </span>An approach that assigns elementary flows and potential environmental impacts to a specific product system, typically as an account of the history of the product.</span></p> <p class="ListNumber1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 7.0cm; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">b)<span style="mso-tab-count: 1;">    </span>An approach that studies the environmental consequences of possible (future) changes between alternative product systems.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">Approaches a) and b) have become known as attributional and consequential, respectively, with complementary information accessible in the ILCD handbook.<sup>[</sup></span><span class="citebib"><sup><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext;">1</span></sup></span><sup><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">]</span></sup><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';"> </span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">There are numerous pathways to produce hydrogen from various primary energy sources. This document describes the requirements and evaluation methods applied to several hydrogen production pathways of interest: electrolysis, steam methane reforming (with carbon capture and storage), co-production and coal gasification (with carbon capture and storage), auto-thermal reforming (with carbon capture and storage), hydrogen as a co-product in industrial applications and hydrogen from biomass waste as feedstock. </span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document also considers the GHG emissions due to the conditioning or conversion of hydrogen into different physical forms and chemical carriers: </span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">—<span style="mso-tab-count: 1;">    </span>hydrogen liquefaction;</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">—<span style="mso-tab-count: 1;">    </span>production, transport and cracking of ammonia as a hydrogen carrier;</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">—<span style="mso-tab-count: 1;">    </span>hydrogenation, transport and dehydrogenation of liquid organic hydrogen carriers (LOHCs).</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document considers the GHG emissions due to hydrogen and/or hydrogen carriers’ transport up to the consumption gate.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">It is possible that future revisions of this document will consider additional hydrogen production, conditioning, conversion and transport methods.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document applies to and includes every delivery along the supply chain up to the final delivery to the consumption gate (see </span><span class="citefig"><span lang="EN-GB" style="color: black; mso-color-alt: windowtext;">Figure 2</span></span><span lang="EN-GB"> in the Introduction</span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">).</span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt;"> </span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">This document also provides additional information related to evaluation principles, system boundaries and expected reported metrics in the form of Annexes A to K, that are accessible via the online ISO portal (</span><span lang="EN-GB"><span lang="FR" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">https://standards.iso.org/iso/ts/19870/ed-1/en</span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho';">).</span></p>
StatussStandarts spēkā
ICS grupa13.020.40
27.075