{"query_echo":{"q":"","filters":{"climate_tags":["flue gas desulphurisation"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'flue gas desulphurisation' for facet 'climate_tags' is not in the controlled vocabulary."}]},"total":{"value":4,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?climate_tags=flue+gas+desulphurisation","stability":"beta","ai_marking":{"digital_source_type":{"uri":"http://cv.iptc.org/newscodes/digitalsourcetype/trainedAlgorithmicMedia","name":"Created using Generative AI"},"notice":"Summary and key insights are generated using artificial intelligence."},"results":[{"id":"cer-000027","url":"https://climateinsightsdirectory.org/document/cer-000027","title":"Request to Eskom for information in relation to key documents and reports pertaining to the Medupi and Kusile coal-fired power stations","publisher":{"name":"Centre for Environmental Rights","organization":"centre-for-environmental-rights"},"document_type":"statement","language":"en","date_published":"2018-10-08","source_url":"https://cer.org.za/paia/request-to-eskom-for-information-in-relation-to-key-documents-and-reports-pertaining-to-the-medupi-and-kusile-coal-fired-power-stations","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The Centre for Environmental Rights (CER) submitted a formal request to Eskom on 8 October 2018 for records and reports concerning the Medupi and Kusile coal-fired power stations. The request focuses on environmental compliance, Flue Gas Desulphurisation (FGD) installation progress, water supply arrangements, and communications with the World Bank and African Development Bank.","ai_generated":true,"unit":"cer-000027#summary","date_modified":"2026-08-17"},"key_insights":[{"text":"The CER is seeking specific progress reports compiled by Eskom for the World Bank regarding Flue Gas Desulphurisation (FGD) installation at Medupi, specifically Report 5 (2016), Report 6 (2017), and Report 7 (2018).","ai_generated":true,"unit":"cer-000027#insight-1","date_modified":"2026-08-17"},{"text":"The request seeks detailed information on Eskom's progress and delays regarding specific commitments for Medupi, including detailed designs for the absorber island and civil works (October 2017), Environmental Authorisation (April 2018), and the commencement of construction (April 2020).","ai_generated":true,"unit":"cer-000027#insight-2","date_modified":"2026-08-17"},{"text":"The CER is requesting data on water supply arrangements for Medupi, including milestones from March 31, 2017, planning reports based on a transfer capacity of 75 million m3/annum, and the target for water delivery in June 2023.","ai_generated":true,"unit":"cer-000027#insight-3","date_modified":"2026-08-17"},{"text":"The request asks for Eskom's response to World Bank recommendations against further Minimum Emission Standards (MES) postponements for SO2 emissions and whether Eskom considered a proposed lime injection option to curb emissions from coal sourced from the Grootgeluk mine.","ai_generated":true,"unit":"cer-000027#insight-4","date_modified":"2026-08-17"},{"text":"The CER is requesting technical data on the Medupi FGD retrofit, including the exact quantity of water saved per annum when operating at 90 and 100 degrees Celsius compared to a wet FGD, and documentation regarding site visits to overseas plants.","ai_generated":true,"unit":"cer-000027#insight-5","date_modified":"2026-08-17"}],"climate_tags":["coal-fired power stations","emission standards","flue gas desulphurisation","water supply","environmental compliance"],"geography_discussed":["Botswana"],"frame_perspective":[],"analysis_type":["information request"]},{"id":"cer-000854","url":"https://climateinsightsdirectory.org/document/cer-000854","title":"doc-1.1-a-sub-brd-ses-26-august-2016_air-quality-improvement-plan-9cff4a85f745e71b.pdf","publisher":{"name":"Centre for Environmental Rights","organization":"centre-for-environmental-rights"},"document_type":"briefing","language":"en","date_published":null,"source_url":"https://cer.org.za/wp-content/uploads/2018/05/Doc-1.1-a-Sub-Brd-SES-26-August-2016_Air-Quality-Improvement-Plan.pdf?x21779","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"This briefing document, submitted to Eskom's Board Social, Ethics and Sustainability Committee on 26 August 2016, outlines the Air Quality Improvement Plan. The plan aims to reduce particulate and gaseous emissions from power stations to comply with South Africa's Minimum Emission Standards (MES) and Atmospheric Emission Licences, utilizing a combination of technical retrofits, operational improvements, and air quality offsets.","ai_generated":true,"unit":"cer-000854#summary","date_modified":"2026-08-17"},"key_insights":[{"text":"Eskom's Air Quality Improvement Plan aims to reduce particulate matter (PM), sulphur dioxide (SO2), and oxides of nitrogen (NOx) emissions to minimize health and environmental impacts and maintain the company's legal licence to operate. The plan targets a relative reduction by FY2026 of 63% for PM, 18% for SO2, and 23% for NOx emissions.","ai_generated":true,"unit":"cer-000854#insight-1","date_modified":"2026-08-17"},{"text":"The emission abatement retrofit programme involves a phased approach prioritizing the highest emitting and newer stations. Specific projects include fabric filter plant retrofits at Grootvlei Units 2-4, Tutuka, and Kriel; high frequency transformer installations at Matla, Duvha Units 4-6, Lethabo, Kendal, and Matimba; and NOx reduction at Majuba, Matla, and Tutuka.","ai_generated":true,"unit":"cer-000854#insight-2","date_modified":"2026-08-17"},{"text":"Eskom is implementing air quality offsets to reduce human exposure to pollution in communities near 12 power stations. The primary focus in Mpumalanga is to reduce domestic coal burning by insulating houses and replacing coal stoves with LPG stoves and heaters, which is described as more cost-effective than power station retrofits.","ai_generated":true,"unit":"cer-000854#insight-3","date_modified":"2026-08-17"},{"text":"The total nominal cost for the emission reduction retrofits and upgrades is estimated at R107 billion, with an additional R1.8 billion for project development and R4.3 billion for air quality offsets between FY2017 and FY2030. The total nominal amount is listed as R113 billion, though costs for the Matimba FGD retrofit are excluded.","ai_generated":true,"unit":"cer-000854#insight-4","date_modified":"2026-08-17"},{"text":"The emission abatement programme will result in significant operational increases: water consumption will increase by 5% (16 million m3/annum), auxiliary power consumption will rise by 400 GWh/year, and CO2 emissions will increase by 650,000 tons/annum due to the flue gas desulphurisation (FGD) process.","ai_generated":true,"unit":"cer-000854#insight-5","date_modified":"2026-08-17"},{"text":"Eskom faces several risks, including funding constraints in tariff applications, capacity and skills shortages in Engineering for designs and execution, and the possibility that courts or NGOs could overturn government decisions regarding the postponement of compliance with emission standards.","ai_generated":true,"unit":"cer-000854#insight-6","date_modified":"2026-08-17"}],"climate_tags":["energy transition","air quality","coal-fired power stations","emission reduction","flue gas desulphurisation"],"geography_discussed":["Mpumalanga"],"frame_perspective":[],"analysis_type":["policy document","corporate strategy","financial planning"]},{"id":"cer-001288","url":"https://climateinsightsdirectory.org/document/cer-001288","title":"record-11.1-to-11.2-8792536714d0a5e6.pdf","publisher":{"name":"Centre for Environmental Rights","organization":"centre-for-environmental-rights"},"document_type":"executive summary","language":"en","date_published":null,"source_url":"https://cer.org.za/wp-content/uploads/2016/05/Record-11.1-to-11.2.pdf?x21779","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"This executive summary and accompanying board submission detail Eskom's Air Quality Strategy as of February 2015. The document outlines the company's inability to fully comply with South Africa's National Emission Standards by 2020 due to water scarcity, required outage durations, and financial constraints. Instead, Eskom proposes a phased approach involving targeted emission abatement retrofits, air quality offsets for low-income households, and applications for legal postponements of compliance deadlines.","ai_generated":true,"unit":"cer-001288#summary","date_modified":"2026-08-17"},"key_insights":[{"text":"Eskom determined that full compliance with the National Emission Standards by 2020 is impossible because it would jeopardize the company's sustainability. The primary constraints include the lack of water needed for flue gas desulphurisation before 2022, the requirement that at least 14% of the coal-fired fleet be on outage between 2017 and 2020 for retrofits, and a projected tariff increase of at least 25%.","ai_generated":true,"unit":"cer-001288#insight-1","date_modified":"2026-08-17"},{"text":"To demonstrate a 'duty of care' and achieve 60% compliance with Minimum Emission Standards, Eskom's plan includes fabric filter plant retrofits at up to 6 full and 2 half stations, De-NOx retrofits at the 4 highest emitting stations, and flue gas desulphurisation (FGD) at Medupi during its first General Overhaul cycle and at Kendal, pending feasibility and resources.","ai_generated":true,"unit":"cer-001288#insight-2","date_modified":"2026-08-17"},{"text":"The total capital expenditure (CAPEX) for the emission reduction plan is estimated at approximately R90 billion, with annual operating costs for FGD at Medupi estimated at R900 million.","ai_generated":true,"unit":"cer-001288#insight-3","date_modified":"2026-08-17"},{"text":"Eskom submitted a request to the Department of Environmental Affairs in February 2014 for a 5-year postponement of compliance with National Emission Standards. Preliminary feedback suggests most requests will be granted, though the authorities may impose more stringent emission limits than requested and require air quality offsets as a condition for approval.","ai_generated":true,"unit":"cer-001288#insight-4","date_modified":"2026-08-17"},{"text":"Eskom is pursuing air quality offsets to reduce solid fuel combustion in low-income households, citing a 2004 FRIDGE study that attributed 70% of air quality-related health problems on the Highveld to domestic coal and wood combustion, compared to 5% from Eskom's emissions. A pilot study began in July 2014 in KwaZamokuhle, Mpumalanga, with a large-scale roll-out estimated to cost R1 billion.","ai_generated":true,"unit":"cer-001288#insight-5","date_modified":"2026-08-17"},{"text":"There are significant risks to the implementation of the strategy, including funding uncertainties and changes in design and contracting strategies. Specifically, the Tutuka fabric filter plant retrofit has been delayed by 5 years from its original 2010 schedule. Failure to meet commitments to authorities could result in the shutdown of power stations.","ai_generated":true,"unit":"cer-001288#insight-6","date_modified":"2026-08-17"}],"climate_tags":["air quality","emission abatement","coal-fired power stations","environmental regulation","flue gas desulphurisation"],"geography_discussed":["Highveld","Mpumalanga"],"frame_perspective":[],"analysis_type":["policy_summary","corporate_strategy","compliance_report"]},{"id":"cer-001296","url":"https://climateinsightsdirectory.org/document/cer-001296","title":"record-13.2-pg-31-40-6be014311f3923cd.pdf","publisher":{"name":"Centre for Environmental Rights","organization":"centre-for-environmental-rights"},"document_type":"report","language":"en","date_published":null,"source_url":"https://cer.org.za/wp-content/uploads/2016/05/Record-13.2-pg-31-40.pdf?x21779","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","analysis_type"],"summary":{"text":"This document is an excerpt from the Eskom Air Quality Strategy (Unique Identifier: 32-1143, Revision 1), detailing the risks, financial requirements, and technical challenges associated with meeting Minimum Emission Standards (MES) for its power stations. It outlines the potential legal and operational consequences of non-compliance, provides a scenario analysis for implementation, and lists the specific retrofits and resource increases required for full compliance by April 1, 2020.","ai_generated":true,"unit":"cer-001296#summary","date_modified":"2026-08-17"},"key_insights":[{"text":"Eskom faces significant risks if it fails to execute its Air Quality Strategy, including criminal prosecution of individuals or the company with penalties of up to 10 years imprisonment and/or fines of up to R 10 million. Other risks include reputational damage that could jeopardize future funding or Atmospheric Emission Licences (AELs), and threats to financial sustainability if non-compliant stations are forced to reduce production or shut down.","ai_generated":true,"unit":"cer-001296#insight-1","date_modified":"2026-08-17"},{"text":"Full compliance with Minimum Emission Standards by April 1, 2020, would require extensive technical retrofits: fabric filter plant retrofits and dust handling upgrades at six full and two half stations; an ESP refurbishment and dust handling upgrade at Matimba; low NOx burner retrofits at eight stations and optimisations at two; and flue gas desulphurisation (FGD) retrofits at 14 stations, including Medupi.","ai_generated":true,"unit":"cer-001296#insight-2","date_modified":"2026-08-17"},{"text":"The resource requirements for achieving full compliance are substantial, including a CAPEX of R224 billion (real costs) and annual OPEX of approximately R6 billion for FGD operation. Environmental and operational impacts include a 20% increase in water consumption (67 million m3/annum), an auxiliary power consumption increase of 2,255 GWh/year, and an increase in coal consumption of 970,000 tons/annum due to low NOx burner retrofits.","ai_generated":true,"unit":"cer-001296#insight-3","date_modified":"2026-08-17"},{"text":"Achieving full compliance would result in significant waste and operational disruptions, including the production of approximately 9.5 million tons/annum of FGD by-product and direct CO2 emissions from the FGD process of 1-4 million tons/annum. Additionally, the required outages of 150 days per unit would mean roughly 16% of the coal-fired fleet would be permanently on outage from 2017 to 2019.","ai_generated":true,"unit":"cer-001296#insight-4","date_modified":"2026-08-17"},{"text":"Eskom's scenario analysis identifies several risks to its Air Quality Strategy. While the 'Base case' assumes sufficient funding in the MYPD3 period, other scenarios include funding shortfalls leading to missed commitments for Medupi and other stations, or the risk of NGO court applications overturning MES postponements, which could lead to the shutdown of all coal-fired power stations and the loss of their licences to operate.","ai_generated":true,"unit":"cer-001296#insight-5","date_modified":"2026-08-17"},{"text":"A SWOT analysis reveals that Eskom's air quality management is hindered by internal weaknesses such as aging plants, limited funds, and a lack of alignment between departments (including Engineering, Finance, and Procurement). External threats include deteriorating coal quality with increasing sulphur content, constraints on water and sorbents, and the impact of climate change on Eskom's activities.","ai_generated":true,"unit":"cer-001296#insight-6","date_modified":"2026-08-17"}],"climate_tags":["air quality","emission reduction","coal-fired power plants","flue gas desulphurisation","minimum emission standards"],"geography_discussed":[],"frame_perspective":[],"analysis_type":["Scenario Analysis","SWOT Analysis","Financial Impact Assessment","Technical Requirement Analysis"]}]}