About Trafag | TRAFAG

About Trafag Trafag, a Swiss-based company founded in 1942, is supported by a broad sales and service network in over 40 countries across the world. This allows Trafag to offer customers personalised and competent advice and ensures the best possible service.

Product brochure Gas-insulated Switchgear Type ELK-14 …

2018-5-10 · Product brochure Gas-insulated Switchgear Type ELK-14 The modular system for GIS, 300 kV. Switzerland 12 substations 90 bays Libya 5 substations 72 bays South Africa 1 substation 5 bays Mexico A collection of terminals and connecting elements in various

e-cigré > Publiion > Modeling and Simulation of …

Type: ISH Collection. Title: Modeling and Simulation of HVDC Epoxy Spacer for SF6 Gas insulated system . Abstracts. High voltage insulation design skill is one of the key technologies for HVDC equipment to acquire its reliable performance. As DC electric field configuration is totally different from that of AC and its distribution is affected

Air pollution | E-Library

2019-4-10 · SF6 is a trace gas that exists in small quantities at the level of ppt (parts-per-trillion, 1/1012) in the atmosphere, but its global warming potential is 23,500 times greater than that of CO2 when compared over a 100-year period[1].

HUBER+SUHNER global greenhouse gas emission inventory

2018-10-4 · from the SF6 emissions at the Pfäffikon site in Switzerland and, secondly, from the inclusion of SF6 emissions in China. The production-related increase of electricity consumption in China was the main driver for the increase in Scope 2 emissions. Although air freight in Poland, truck transport, car

Multiple Breath Nitrogen Washout: A Feasible …

2013-2-15 · Background The lung clearance index (LCI), measured by multiple breath washout (W), reflects global ventilation inhomogeneity and is a ive marker of early cystic fibrosis (CF) lung disease. Current evidence is based on a customized mass spectrometry system that uses sulfur hexafluoride (SF6) as a tracer gas, which is not widely available.

Comparison of 14CO2, CO, and SF6 as tracers for …

Department of Earth System Science, University of California, Irvine, California, USA. Switzerland [Levin and Kromer, 2004]). tracer. As for the CO method, we can calculate the C ff contribution by C ff = (SF 6obs − SF 6bg)/R SF6, where R SF6 is the ratio of SF 6 to fossil fuel CO 2 emissions (ppt SF 6 …

sf6 collection device in singapore - ec-meurice

The article discusses the solid waste disposal system in Singapore with 38%collection system and the waste-to-energy plants of the Singapore National sulfur hexafluoride sf6 of hengangas-com SF6 gas for sale, new sulfur hexafluoride sf6 of Anqiu Hengan Gas Manufacture Factory from China.


2019-3-26 · The supplementary table on accrued-to-date pension entitlements in social insurance (pensions in National Accounts) is compiled in accordance with the European System of Accounts (ESA 2010) and is transmitted by EU Meer States, EEA Meers (Norway, Iceland) and Switzerland following the ESA2010 transmission programme (Table 29) established by

Gas-insulated switchgear | ABB

Pioneer and technology leader driving GIS innovations. Gas-insulated high-voltage switchgear (GIS) is a compact metal encapsulated switchgear consisting of high-voltage components such as circuit-breakers and disconnectors, which can be safely operated in confined spaces.

Air pollution | E-Library

2019-4-10 · SF6 is a trace gas that exists in small quantities at the level of ppt (parts-per-trillion, 1/1012) in the atmosphere, but its global warming potential is 23,500 times greater than that of CO2 when compared over a 100-year period[1].

Revised Report of The Study on ODS Disposal Options in

2018-4-3 · The Study on ODS Disposal Options in Article 5 Countries May 2006 The Ministry of the Environment of Japan. Switzerland, Australia and UNEP. For example, in the 2003 Meeting of the South Asia Network of Ozone Officers (8-11 to Collection, Recovery, Recycling and Destruction of Ozone-Depleting Substances

sf6 disposal kit in switzerland - ec-meurice

sf6 disposal kit in switzerland. IGSF6 - Immunoglobulin superfamily meer 6 precursor - Homo . Collection and Disposal of Refuse in Switzerland. The Ochsner system of refuse collection which the author recommends as the most suitable has been adopted in nearly all the large towns of Switzerland …


2016-6-12 · similarly to the other type of statistical declarations can easily implement this collection. Quantifiion system The Capiel inventory methodology for a monitoring

High Voltage Products | ABB

ABB offers a complete range of the most competitive and innovative high-voltage products (50 - 1200 kV) on the market. This includes circuit-breakers (live tank, dead tank), hybrid switchgear, gas-insulated switchgear, generator circuit breakers, capacitors, disconnectors, surge arresters, instrument transformers and service.

In-line circuit breaker - All industrial manufacturers

LW8-40.5 Type Outdoor AC HV SF6 Circuit Breaker is a kind of outdoor HV electrical equipment, three-phase, AC 50Hz. it is used not only for control and protection for 35kV power transmission and distribution system, but also for connecting

Product brochure Gas-insulated Switchgear Type ELK-3 …

2018-5-10 · Product brochure Gas-insulated Switchgear Type ELK-3 GIS for maximum performance, 420 kV. system security, reliable performance, economical use and an extremely long service life, even under the toughest conditions. ABB’s product range also features a collection of connecting


SULFUR HEXAFLUORIDE AT CAPE GRIM: LONG TERM TRENDS AND REGIONAL EMISSIONS P J Fraser1, EMPA, Dubendorf, Switzerland 7Max Planck Institute for Chemistry, Biogeochemistry, Mainz, Germany 8 Scripps Institution of Oceanography, University of California at San Diego, (collection commenced in 1978) and from stainless

- | ABB

2019-4-11 · The Power Collection product portfolio is designed to collect power from multiple solar strings and transform it to suitable AC MV SF6-insulated ring main unit and 6 to

High Voltage Power Circuit Breakermarket analysisautomatic circuit breaker market conventional transmission power lines are being upgraded to high voltage direct current hvdc lines and high This has precluded their use in high voltage and high current appliions general electric began focusing on high power mems switching in 2004 with the goal of creating

3.3 PFC Primary Aluminium Production - IPCC

2003-2-25 · The primary aluminium production process has been identified as the largest anthropogenic source of emissions of two perfluorocarbons (PFCs): tetrafluoromethane (CF4) and hexafluoroethane (C2F6). Primary aluminium is produced using the Hall-Héroult electrolytic process, where the smelting pot itself acts as the electrolysis cell


SF6 (Schwefelhexafluorid) hat sich als Loesch- und Isoliermittel bei Leistungsschaltern fuer hoechste Spannungen und Stroeme gut bewaehrt. Durch die Begrenzung der mitteleuropaeischen Uebertragungsnetze auf 420 kV besteht mancherorts ein Bedarf an …