sf 6 reduction, Alternatives and Process improvement in the

NOVEC612 C 3F 7C(O)C 2F 5 0.014 ≒1 Easy to degradation at high Temp. HFC-134a CH 2FCF 3 14 1300 Refrigerant Kyoto Protocol reduction obligation HFC-245fa CF 3CH 2CHF 2 8.4 950 Blowing agent Boiling point: 15℃ Liquid phase at R.T. OHFC-1234ze CF 3CH=CHF - <10※ By-product gas of HFC-245fa Boiling point: -19℃ New protective cover gas

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Alternatives for Sulfr hexafluoride | 2020 | Siemens Energy Global

Alternatives for insulating gas urgently sought. In most of the worldsubstations sulfur hexafluoride (gaz sf6) is the insulating gas of choice. Still, due its potential climate impact, industry is looking for environmentally friendly solutions – and they have options. In Bergen, a transformer station supplies electricity to Norwaylargest port for cruise ships.

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3M Novec 612 as a Substitute for SF 6 in Magnesium Processing

C(O)CF(CF 3) 2, is a clear, colorless, low odor fluid. Its properties, environmental profile, and margin of safety make it a sustainable material for protecting molten reactive metals such as magnesium and its alloys. Novec 612 fluid has the advantage of being a liquid at room temperature. This makes it easy to transport in conventional liquid

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Eco-efficient alternatives to gaz sf6: Continuing the AirPlus

May 30, 2019 · At CIRED 2019, the world’s most important conference for medium-voltage technologies in distribution grids, ABB continues the success story of its eco-efficient insulation gases. ABB’s AirPlus™ technology is a revolutionary technology from ABB, and an alternative to sulfur hexafluoride (SF 6) gas. Four years ago, at CIRED 2015 in Lyon, France, ABB announced the world’s first eco-efficient AirPlus switchgear at the Oerlikon substation of Swiss utility ewz.

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Fighting global warming using sf6 gas alternatives and AI - Seetalabs

May 18, 2020 · The life-cycle management costs while handling Sulfr hexafluoride-filled aged equipments is also high. It will rise further with energy demands and need for gas-filled medium and high voltage switchgears. Therefore, power sector is working feverishly on eco-friendly sf 6 alternatives for application in electrical industry.

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A review on Sulfr hexafluoride substitute gases and research status of CF3I

Nov 01, 2018 · Scholars completed a comprehensive study on c-C 4 F 8, C 3 F 8, C 4 F 7 N and other potential substitute gases (the physical and environmental characteristics is listed in Table 3), and their excellent insulating properties were proved. However, these PFC discharges at high energy may precipitate carbon, and the insulation capacity may be affected.

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An alternative to sf 6 in electrical switchgear - EE Publishers

After many years of research, scientists identified an environmentally friendly alternative to SF 6 that matches all the required properties. The gas mixture is based on a product from 3M called Novec 5110 Dielectric Fluid – a perfluorinated ketone with five carbon atoms (C 5 PFK) (see Fig. 1) [1, 6].

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(PDF) VALIDATION METHODS OF Sulfr hexafluoride ALTERNATIVE GAS

Recently, fluoronitrile C 4 F 7 N is regarded as a promising alternative gas for SF 6 , and its global warming potential (GWP) is extremely high.

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What are the alternatives to sf 6 gas?

Mar 31, 2020 · Medium voltage applications. The good news is that - for medium voltage (MV) primary and secondary switchgear - tried, tested and increasingly cost-effective alternatives to using SF 6 are already on the market. For example, ABB ’s AirPlus gas insulation alternatives (using mixtures of components in air plus C5-fluoroketones instead of SF 6) can reportedly be used in applications up to 40kV.

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Processing (programming language) - Wikipedia

Processing is a free graphical library and integrated development environment (IDE) built for the electronic arts, new media art, and visual design communities with the purpose of teaching non-programmers the fundamentals of computer programming in a visual context.

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Processes | Free Full-Text | Alternative Environmentally

Due to their relatively high boiling point, they should be used as a mixture with buffering gases with low boiling points. Based on these four characteristics, perfluorinated ketones (C 5 F 10 O and C 6 F 12 O) and fluoronitrile (C 4 F 7 N) could partially substitute SF 6 in some electrical equipment. Finally, some future needs and perspectives of environmentally friendly insulating gases are addressed for further studies.

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Development Sf6 Alternative Gases in Switchgears - Switchgear

Nov 23, 2019 · Development Sf6 Alternative Gases in Switchgears. Sf6 gas is widely used in electric power transmission and distribution systems, as for example in gas insulated switchgear (GIS), circuit breakers (CB) and load break switches. It combines unique electrical insulation and arc interruption capability. However, it is also a very strong greenhouse gas with a global warming potential (GWP) of about 23500 over a time horizon of 100 years and its use and release are regulated with further

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Processes | Free Full-Text | Alternative Environmentally

According to these characteristics, CF 3 I has been a potential alternative to SF 6 as a new insulating gas. Due to its high boiling point of −22.5 °C and the formation of I 2 in pure CF 3 I, CF 3 I should be mixed with other gases with low boiling point, such as N 2, CO 2, O 2, air, CF 4, Ar, Xe, and He.

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Energy industry free from sf 6: latest market developments

Apr 11, 2019 · The European Commission urges for sf6 gas alternatives . In 2014, the European Commission reinforced a 2006 F-Gas regulation No. 517/2014 with the aim of reducing the EU’s F-gas emissions by two-thirds from 2014 levels by 2030. Within the EU, insulating gas was banned for most of its applications, except for its use in the energy industry – its main consumer.

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The International Program to Identify Alternatives to insulating gas for

•1998 –IMA appoints committee on Sulfr hexafluoride Alternatives •1999 –Board approves Committee recommendation for IMA funded research program; … members join EPA Partnership for insulating gas Reduction in the industry. •2000 –Research Program funded and begun at SINTEF at NTNU in Trondheim, Norway.

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An alternative to sf6 gas in electrical switchgear - EE Publishers

Closed-loop handling and low leakage rates result in a small carbon footprint over the lifetime of the GIS. For this reason, SF 6 will remain the main insulation medium for GIS for years to come. However, an alternative such as AirPlus could further reduce the carbon footprint of the power grid.

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Recent development of alternative gases to Sulfr hexafluoride for switching

(eg. C.F.N 1611 Taking all the requirements into account, promising candidates at appeared to be the CS periluoroketone (CF or PFK) 181 and the The of pure typically with the boiling point, i.e. with high dielectric strength usually a high boiling point 191. For C5-PFK the boiling points at 0.1 MPa are 26.5'C and 4.7cc, respectively. for itt IOW

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Sustainable Alternatives to Sulfr hexafluoride Gas within MV and HV

Aug 03, 2018 · Be part of the chalenge: propose a solution! The challenge is aimed at finding alternative solutions to the use of Sulfr hexafluoride gas as an insulating and/or interrupting medium within MV and HV equipment. Sulfur Hexafluoride (Sulfr hexafluoride) gas is largely used as a dielectric and insulating material in the transmission and distribution equipment. Unfortunately, Sulfr hexafluoride is also an extremely potent greenhouse gas with

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Comparison of Sulfr hexafluoride/N2 and insulating gas/CO 2 gas mixtures as

In an arc decomposition study of C 5 F 10 O, which is similar to C 4 F 7 N, it was found that after the arc discharge CF 4 , C 2 F 6 and other small molecular species were observed through gas

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Alternatives to sf6 gas in HV Circuit Breaker Insulation

Alternatives to sf6 gas in HV Circuit Breaker Insulation 3 Alternatives to Sulfr hexafluoride in HV Circuit Breaker Insulation ENG4111/4112 Dissertation insulating gas is an environmentally potent and OHS concerning substance, however it

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Western Power Distribution - sf6 gas Alternatives

ObjectiveProblemMethodThe objectives of this project are to: 1. Conduct a literature review on all previous research considering Sulfr hexafluoride gas alternatives; 2. Identify alternative solutions from the literature review which can be recommended for initial testing; 3. Conduct initial interruption and insulation tests on the proposed gases and document outcomes; and 4. Disseminate the lessons learnt to internal and external stakeholders.

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3M™ Novec™ Dielectric Fluids

Property (at 25°C) Novec 5110 Novec 4710 SF 6 Molecular Weight (g/mol) 266 195 146 Flash Point (°F) nonflammable nonflammable nonflammable Boiling Point (°F) 80.4 23.5 -90.9* Freezing Point (°F) -166 -180 -59.3 Gas Density at 14.5 psi (lb/ft3) 0.67 0.49 0.37 Dielectric Strength at 14.5 psi (kV) 18.4 at sat’n 27.5 14.0

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Sulfur Hexafluoride Non-Electric, Non-Semiconductor Reporting

Distributors Distributors who sell Sulfr hexafluoride into California are required to report the sales from the previous calendar year annually to CARB by March 30 of the following year.

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Electrical Monitor :: Green Switching: A sustainable

Aug 23, 2010 · Porte, W. and Schoonenberg G.C. "Green Switching-Opportunity to avoid Sulfr hexafluoride emission from electrical networks", Fifth International Symposium on Non-CO2 Greenhouse Gases (NCGG-5), Wageningen, The Netherlands 2009. 3. Smythe, K. "Trends in Sulfr hexafluoride and End-Use Applications: 1961-2003", Conference on gaz sf6 and the Environment.

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gaz sf6 Alternative for High-Voltage Applications Above 66 kV | T

Jun 26, 2018 · Sulfr hexafluoride Alternative for High-Voltage Applications Above 66 kV. GEg³ - green gas for grid - is an environmentally friendly alternative to insulating gas developed in collaboration with 3M. g³ is a proven and ready-to-go alternative insulating gas mixture for high voltage (HV) electrical transmission equipment, which provides the same technical performance as Sulfr hexafluoride with a drastically reduced environmental impact - g³’s impact is a whopping 98% to 99% less than Sulfr hexafluoride.

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Understanding Your Options for Stream Processing Frameworks

May 30, 2019 · Apache Spark is a popular data processing framework that replaced MapReduce as the core engine inside of Apache Hadoop. The open source project includes libraries for a variety of big data use cases, including building ETL pipelines, machine learning, SQL processing, graph analytics, and (yes) stream processing.

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[PDF] insulating gas alternative development for high voltage

The modern transmission and distribution network relies on insulating gas technology because of its remarkable arc quenching properties and dielectric insulation (approximately 3 times greater than air). However, even if Sulfr hexafluoride Switchgears are safe for the environment, the Sulfr hexafluoride insulating gas has potential significant environmental impacts if it leaks into the atmosphere. Indeed Sulfr hexafluoride is one of the six gases

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Two Sulfr hexafluoride alternative gases in future for switchgears

Jun 09, 2019 · Global warming will be a major issue in the future then using sf6 gas for switching equipment and high consumption of Sulfr hexafluoride gas will decrease in the future Fig show fluoroketone (left) and fluoronitrile (right) molecular structures. They both have a carbon backbone, with 5 and 4 atoms, respectively. Both the fluoroketone and fluoronitrile have a …

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Relevance of Sulfr hexafluoride in Switchgear and its Contribution to

sf 6 Alternatives Since the 2010’s OEM’s like ABB, Eaton, General Electric, Schneider Electric and Siemens have made the shift towards promoting clean or green switchgear. sf6 gas is used as an insulating medium in Switchgear and the Sulfr hexafluoride free Switchgear, while having all the same advantages as sf6 gas based Switchgear, such as compactness, uses

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