• Environmental Data - Hitachi

    Hitachi Sustainability Report 2019 Greenhouse Gas Emissions Greenhouse gases: 4,523 kt-CO 2e FY 2017 FY 2018 CO 2 emissions 4,663 kt-CO 2 4,470 kt-CO 2 Other GHGs SF 6 (sulfur hexafluoride) 40 kt-CO

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  • Environmental Data - Hitachi Global

    58 Environmental Data Contents Introduction Management Environmental Social Governance Assurance Hitachi Sustainability Report 2020 Environmental Load from Operations The following is an outline of total resource inputs (energy, raw materials, etc.) and the environmental load (greenhouse gas emissions, waste generation, etc.) of Hitachi Group operations during fiscal 2019.

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  • 153 Hitachi’s New Long-term Plan “Environmental Vision 2025”

    Hitachi’s New Long-term Plan “Environmental Vision 2025” 156 global warming,” “resource recycling,” and “conservation of ecosystems.” Fig. 6 shows that the central theme of Environmental Vision 2015 is to achieve emission neutrality across Hitachi by fiscal 2015. Emission neutrality is a concept whereby Hitachi’s goal is to

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  • Hitachi

    (sulfur hexafluoride) 56 kt-CO 2 e 37 kt-CO 2 e 40 kt-CO 2 e 35 kt-CO 2 e 24 kt-CO 2 e PFCs (perfluorocarbons) 4 kt-CO 2 e 5 kt-CO 2 e 4 kt-CO 2 e HFCs (hydrofluorocarbons) 16 kt-CO 2 e 19 kt-CO 2 e 7 kt-CO 2 e 3 kt-CO 2 e 3 kt-CO 2 e N 2 O, NF 3, CH 4 (dinitrogen monoxide, nitrogen trifluoride, methane) 1 kt-CO 2 e 2 kt-CO 2 e 2 kt-CO 2 e CO 2

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  • US6004377A - System for collecting and refining Sulfr hexafluoride gas and

    Hitachi Engineering and Services Co Ltd Original Assignee Showa Denko KK Hitachi Engineering and Services Co Ltd Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) 1997-06-20 Filing date 1998-06-16

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  • Power : Power Energy : Hitachi Review

    The equipment has achieved world-leading performance * for an NBI high voltage power supply, including the use of sulfur hexafluoride (SF 6) gas to deliver an insulation performance (1 MV) that is significantly higher than achieved in the past despite its small size, and the ability to operate for the long periods of time (60 minutes) needed to sustain a stable nuclear fusion plasma. The various items of equipment were transported to Italy as they finished manufacturing, with dispatch of the

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  • US6723153B2 - Isolation of Sulfr hexafluoride from insulating gases in gas

    Gas mixtures of SF 6 and N 2 which have been used as an insulating filler gas for underground cables can be separated by use of a membrane separation in order to recover the SF 6 .

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  • BBC: Green Energy Boom Forcing Increased Production of a

    Sep 13, 2019 · Sulfur Hexafluoride, a potent Greenhouse Gas. Guest chuckle by Eric Worrall. The BBC claims the potent greenhouse gas sulfur hexafluoride leaking from EU wind turbines and other renewable electricity infrastructure components produces the global warming equivalent of putting an extra million new cars on the road.

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  • Dilo Sf6 Suppliers, Manufacturer, Distributor, Factories, Alibaba

    Alibaba offers 9 Dilo Sf6 Suppliers, and Dilo Sf6 Manufacturers, Distributors, Factories, Companies. Find high quality Dilo Sf6 Suppliers on Alibaba.

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  • Sf6 gas cylinder price Manufacturers Suppliers, China sf6

    sf6 gas cylinder price manufacturer/supplier, China sf6 gas cylinder price manufacturer factory list, find qualified Chinese sf6 gas cylinder price manufacturers, suppliers, factories, exporters wholesalers quickly on Made-in-China.com.

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  • 99/07/16 Submission to UNFCCC re climate change

    U.S. Submission on Ways and Means of Limiting Emissions of Hydrofluorocarbons (HFCs), Perfluorocarbons (PFCs), and Sulfur hexafluoride (Sulfr hexafluoride) Submitted to the UN Framework Convention on Climate Change (UNFCCC) Secretariat, July 16, 1999

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  • US6253575B1 - Helium recycling for optical fiber

    Helium recycling for optical fiber manufacturing in which consolidation process helium is recycled either directly for use in consolidation at high purity or recycled at lower purity adequate for usage in draw or other processes having a lower helium parity.

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  • Silvio Stangherlin – RD Operations Manager - Electrification

    IEC 60376 Specification of technical grade sulfur hexafluoride (Sulfr hexafluoride) for use in electrical equipment, 2005 IEC 60480 Guidelines for the checking and treatment of sulfur hexafluoride (Sulfr hexafluoride) taken from electrical equipment and specification for its re-use, 2004

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  • Hitachi ABB Power Grids and Tensio TN AS to deliver Norway’s

    Oct 14, 2020 · This solution includes an eco-efficient gas-insulated switchgear (GIS), with AirPlus™ gas, replacing the industry standard sulfur hexafluoride (Sulfr hexafluoride), with fiber optic cables instead of traditional copper cables, where possible. This innovation is in line with Hitachi ABB Power Grids’ commitment to work with alternative eco-efficient gasses to reduce carbon footprint.

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  • US6444011B2 - Process and system for - Google Patents

    Processes and systems to recover at least one perfluorocompound gas from a gas mixture are provided. In one embodiment the inventive process comprises the steps of a) providing a gas mixture comprising at least one perfluorocompound gas and at least one carrier gas, the gas mixture being at a predetermined pressure; b) providing at least once glassy polymer membrane having a feed side and a

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  • US6605133B1 - Process and system for - Google Patents

    Processes and systems to recover at least one perfluorocompound gas from a gas mixture are provided. In one embodiment the inventive process comprises the steps of a) providing a gas mixture comprising at least one perfluorocompound gas and at least one carrier gas, the gas mixture being at a predetermined pressure; b) providing at least one glassy polymer membrane having a feed side and a

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  • NIST Technical Note 1425 - US EPA

    1.1 Sulfur Hexafluoride Sulfur hexafluoride is a man-made gas which became commercially available in 1947 [1]. It is one of the most extensively and comprehensively studied polyatomic molecular gases because of its many commercial and research applications. 2 Its basic physical and chemical properties, behavior in various types of gas

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  • sulfur pelletizer, sulfur pelletizer Suppliers and

    169 sulfur pelletizer products are offered for sale by suppliers on Alibaba.com A wide variety of sulfur pelletizer options are available to you, such as none. You can also choose from 1 year sulfur pelletizer, as well as from free spare parts, video technical support, and online support sulfur pelletizer There are 1 suppliers who sells sulfur

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  • Global Gas Insulated Switchgear (GIS) (Transmission

    Oct 27, 2014 · Gas Insulated Switchgear technology uses sulfur hexafluoride (insulating gas) gas which has a superior dielectric properties used at moderate pressure for phase to phase and phase to ground insulation.

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  • GB/T 28537-2012 PDF English. - Chinese Standard

    GB/T 12022 Industrial sulfur hexafluoride (GB/T 12022-2006, IEC 376, IEC 376A, IEC 376B, MOD) GB/T 28534-2012 high-voltage switchgear and control equipment in sulfur hexafluoride (Sulfr hexafluoride) gas release impact on the environment and health (IEC 62271-303.2008, MOD) 3 Terms and Definitions

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  • First use in the high-voltage grid: gaz sf6-free circuit breaker

    The high-voltage circuit breakers and gas-insulated switchgear from Siemens – with vacuum-interruption and clean-air technology in the high-voltage range – are upgrades to the circuit breakers and switchgear that work with sulfur hexafluoride (SF 6) as the insulating, switching, and extinguishing gas and will remain in the product line.

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  • High Voltage Circuit Breaker Market Key Player Analysis By

    High Voltage Circuit Breaker Market research report is the new statistical data source added by Big Market Research.. The global High Voltage Circuit Breaker Market research report gives point to point breakdown along with the data of High Voltage Circuit Breaker market’s analytical study, regional analysis, growth factors and leading companies.

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  • High Voltage Circuit Breaker Market 2021 Insights and Demand

    Mar 31, 2021 · Sulfur Hexafluoride High Voltage Circuit Breaker. Vacuum High Voltage Circuit Breaker. Others. Market Segmentation by Applications: Power Generation. Transport. Construction. Others. The Main objectives of this report are: To analyze global High Voltage Circuit Breaker status, future forecast, growth opportunity, key market and key players.

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  • Moving Toward insulating gas-Free High Voltage Circuit Breakers

    ----- Mil Moving Toward SFe-Free High Voltage Circuit Breakers Properties of Alternative Mediums Used in gaz sf6-Free Technologies To meet the operational needs of a circuit breaker, an alternative medium must fulfill dielectric requirements and arc interruption strength, perform at ambient and low temperatures, and perform at high voltages and high short-circuit currents.

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  • Alibaba Manufacturer Directory - Suppliers, Manufacturers

    Alibaba.com has a collection of efficient sf6 gas tank for commercial and industrial uses. These sf6 gas tank are safe and advanced for energy-saving.

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  • Acoustic Characterization and Enhanced Ultrasound Imaging of

    Nov 11, 2017 · Therefore, the average diameter of the synthesized microbubbles was smaller than SonoVue, which has a sulfur hexafluoride gas core inside and an average diameter of 2.5 μm, 37 with an initial concentration of about 1.5 to 3.0 × 10 8 bubbles/mL.

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  • Gas Insulated Switchgear Market to Reach USD 36.60 billion by

    Jun 26, 2020 · Gas insulated switchgear is a substation with high voltage wherein major electrical equipment is placed in a sealed environment with an insulating medium, i.e., sulfur hexafluoride gas or Sulfr hexafluoride.

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  • Global Sulfur Hexafluoride (Sulfr hexafluoride) Market 2021 Industry

    Apr 13, 2021 · Global Sulfur Hexafluoride (sf 6) Market 2021 by Manufacturers, Regions, Type and Application, Forecast to 2026 released by MarketsandResearch.biz provides an in-depth analysis of market scenarios including the present as well as the future state of the market. The report takes into consideration the

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