Reference EWZ Oerlikon Substation Switzerland

ewz Oerlikon substation, Switzereland. Hitachi ABB Power Grids has commissioned the world’s first high-voltage and medium-voltage gas-insulated switchgear (GIS) installation with a new eco-efficient gas mixture as an alternative to sulfur hexafluoride (SF 6) gas for ewz, a power utility in Switzerland. The 170 kV substation deploys the first breakthrough GIS with an eco-efficient gas mixture with a global warming potential (GWP) of less than 1 as an alternative to SF 6 gas.Get price

ewz Oerlikon substation, Switzerland World’s first gas

The 170/24 kV substation deploys the first break-through GIS with eco-efficient gas mixture with a global warming potential (GWP)* of less than 1 as an alternative to SF 6 gas. Located in the heart of Zurich, 15 meters under-ground in a beautifully designed building, it replaces an outdoor air-insulated switchgear (AIS) substation built in 1949.Get price

Reference flyer World’s first gas-insulated switchgear (GIS

The 170/24 kV substation deploys the first breakthrough GIS with eco-efficient gas mixture with a global warming potential (GWP)* of less than 1 as an alternative to SF 6 gas. Located in the heart of Zurich, 15 meters underground in a beautifully designed building, it replaces an outdoor air-insulated switchgear (AIS) substation built in 1949. The newGet price

Reference EWZ Oerlikon Substation Switzerland

Hitachi ABB Power Grids has commissioned the world’s first high-voltage and medium-voltage gas-insulated switchgear (GIS) installation with a new eco-efficient gas mixture as an alternative to sulfur hexafluoride (insulating gas) gas for ewz, a power utility in Switzerland.Get price

Gas Insulated Substation - ENTSO-E

Description: Pilot high voltage, medium-voltage GIS installation using a new eco-efficient gas mixture as an alternative to insulating gas which leads to low CO2 equivalent emissions. Design 170/24 kV, high voltage switchgear, rated voltage 170 kV, operating voltage 150 kV, rated short time withstand current 40 kA; medium voltage switchgear, rated voltage 24 kV, operating voltage 22 kV, rated short time withstand current 25 kA.Get price

The history of gas-insulated substations - Think Grid

Jun 13, 2012 · This new g 3-GIS was introduced during Cigré in Paris in 2016 and subsequently energized in Switzerland at Axpo’s Etzel substation in 2018. Since then, more than 100 bays have been installed in Europe and the g 3 experts continue to develop new solutions utilizing this alternative insulation and switching gas.Get price

Switzerland County, IN Map

Switzerland County, IN MapGet price

Gas insulated substation (GIS) versus Air insulated

Oct 28, 2020 · Gas insulated substation (GIS) design. The metal-enclosed gas insulated switchgear inherently follows the criteria for new substation design and offers a higher reliability and flexibility than other solutions. Due to the gas enclosed design, GIS is the most suitable solution for indoor and underground substations.Get price

Gas-Insulated Substations - GIS

Nov 10, 2010 · A gas-insulated substation (GIS) uses a superior dielectric gas, insulating gas, at moderate pressure for phase-tophase and phase-to-ground insulation. The high voltage conductors, circuit breaker interrupters, switches, current transformers, and voltage transformers are in insulating gas gas inside grounded metal enclosures. The atmospheric air insulation used in a conventional, air-insulated substation (AIS) requires meters of air insulation to do what sf 6 can do in centimeters.Get price

GIS Maps Search - Switzerland County, IN (Data, Parcel Tax

Switzerland County GIS Maps are cartographic tools to relay spatial and geographic information for land and property in Switzerland County, Indiana. GIS stands for Geographic Information System, the field of data management that charts spatial locations. GIS Maps are produced by the U.S. government and private companies.Get price

4 World Firsts for 10 More Flexibility for New Substation in

gas mixture. New Gas for GIS ABB has developed the gas as an alternative to sulfur hexafluoride (SF 6). Since the 1960s, SF 6 has been the pre­ ferred choice for insulating and extinguishing media in energy equipment technology. Its impressive dielectric strength allows gas­insulated switchgears (GIS) to beGet price

Gis substation - SlideShare

Jul 12, 2014 · Comparison of GIS and AIS substation 11. Drawbacks of GIS 12. Growth of GIS substation 13. Future trends in GIS 14. Conclusion Contents 3. Introduction and governing standard This presentation covers the technical requirements and design aspects of a gas-insulated substation (GIS) as per governing standards of GIS substations.Get price

Medium Voltage blue GIS | Systems | Siemens Global

8DJH 12 – blue GIS for sustainable substation BKK Nett AS in Bergen, one of the most innovative Utilities in Norway, had a clear goal for a new MV switchgear for distribution substation: A compact ring main unit that would operate more sustainably, reliably and economically and could work at very low operation temperatures.Get price

Laois-Kilkenny Reinforcement Project

GIS Substation Options PE595-F1268-R268-003-003 ESBI Engineering Solutions Stephen Court, 18/21 St Stephen’s Green, Dublin 2, IrelandGet price

GIS Substation Design and Execution HV and EHV GIS

2014/04 - Houston - CED – GIS - 3 GIS introduction 1/7 Sulfr hexafluoride properties 1/3 zA GIS is the implementation, within a complete HV substation, of the remarkable sulphur hexafluoride (Sulfr hexafluoride) properties in terms of voltage withstand and current interruption zSulfr hexafluoride main data zNeutral gas: insulators and live parts are perfectly protectedGet price

Substations Committee GIS Subcommittee K2 Module Gas

Apr 15, 2008 · IEEE/PES Substation Committee - GIS Subcommittee TD Chicago GIL Applications Schluchsee Schluchsee, Germany Ratings Single line, physical arrangement GIL laid in a tunnel through a mountain Connection of cavern power plant to the overhead line I s 53 kA U BIL 1640 kV I r 2500 A U r 420 kV-6-IEEE/PES Substation Committee - GIS Subcommittee TDGet price

WorldFirst Substation with Eco-Efficient Gas-Insulated

Oct 01, 2015 · The 170/24-kV switchgear bays were supplied to Swiss utility ewz for a new 3 x 50-megavolt-ampere substation (Figure 5) in Zurich, Switzerland, which supplies electricity to the northern and mostGet price

AirPlus TM - ABB

bays and 50 MV GIS bays 3-4. The substation comprises all components of typical GIS with cable terminals. While the MV panels come from ABB’s modern GIS factory in Ratingen, Germa-ny, the HV GIS was manufactured in ABB’s state-of-the-art GIS factory in Oerlikon, Switzerland, located next door to ewz’s new substation 5. The GISGet price

Siemens and Netze BW make distribution grids more sustainable

Oct 21, 2020 · Siemens and Netze BW cooperating on multi-year field test. First distribution substation with innovative blue GIS 24 kV ring main unit live in Oberallgäu. Fluorine gas-free Clean Air switchgear and bio-ester transformer boost sustainability. In conjunction with their ongoing research cooperation, Siemens Smart Infrastructure and Netze BW GmbH, headquartered in Stuttgart, have co-developed an intelligent and environmentally-friendly distribution substation.Get price

ALTERNATIVE GAS INSULATION IN MEDIUM-VOLTAGE SWITCHGEAR

primary GIS, the lowest temperature is normally -5°C. Some applications are also requiring -15°C. For compact secondary substations, including the ring main units, typically -25°C is a requirement. Based on these requirements, a mixture of the FK and a carrier gas needed to be prepared. The selection of the carrier gas is important.Get price

Alstom Grid supplies a new generation gas-insulated

Dec 17, 2013 · Alstoms delivery consists of five F35 bays (145 kV, 40 kA, 2500 A) gas-insulated substation (GIS). They will be engineered, manufactured and tested at Alstom Grids factory in Switzerland and delivered to Finland in May 2014. Infratek Finland Oy is responsible for the construction of the substation plus cabling and erection works of the substation.Get price

Solvay Special Chemicals

insulated substations are installed in the chemical industry, in desert regions and in coastal areas. Sulfr hexafluoride is used as a quenching agent both in power circuit breakers for enclosed sub - stations and in circuit breakers for open outdoor substations. Fig. 2 Sulfr hexafluoride-GIS, ELK-04, 170 kV (ABB, Germany)Get price

sf6 gas ALTERNATIVE – WHAT TO LEARN FROM THE HIGH VOLTAGE EXPERIENCE

GIS Substation after handover by AXPO, Switzerland early December 2017. CHARACTERISTICS AND BEHAVIOUR OF g 3 The physicochemical characteristics of the fluoronitrile/ CO 2 /O 2 mixture have been determined through a wide range of investigations. They showed by instance that theGet price

Switchgear - Wikipedia

Typically, switchgear in substations are located on both the high- and low-voltage sides of large power transformers. The switchgear on the low-voltage side of the transformers may be located in a building, with medium-voltage circuit breakers for distribution circuits, along with metering, control, and protection equipment.Get price

Hitachi ABB Power Grids and GE Agreement on Alternative Gas

Apr 22, 2021 · Hitachi ABB Power Grids has commissioned the world’s first high-voltage and medium-voltage gas-insulated switchgear (GIS) installation with a new eco-efficient gas mixture as an alternative to sulfur hexafluoride (SF 6) gas for ewz, a power utility in Switzerland. The 170/24 kV substation deploys the first breakthrough GIS with an ecoGet price

ABB commissions world’s first switchgear installation with

Aug 24, 2015 · Zurich, Switzerland, August 24, 2015 – Breakthrough technology with eco-efficient gas installed for leading Swiss utility ewz. High-and medium-voltage switchgear pilots installed in Zurich substation. New gas mixture offers alternative to sulfur hexafluoride (SF₆) gas and can substantially lower environmental impact.Get price

ABB wins million order for eco-efficient substation in Germany

In 2015, ABB successfully commissioned a substation using the AirPlus™ switchgear technology for a 170-kV GIS substation in Zurich, based on the alternative gas mixture. The new 380-kV Obermooweiler GIS substation, is a further milestone, positioning ABB at the forefront of eco-efficient innovations.Get price

Sulfr hexafluoride Gas Handling in Japan Focused on Emission Reduction from

In Japan, gas insulated switchgears (GIS) have been applied widely since the field test and the commercial operation of 66 and 77kV switchgears in 1968 and 1969 respectively. The application has been expanded up to 500 kV and furthermore 1000 kV class equipment.Get price

g3 - insulating gas Free Solutions

SF 6 sf6 gas (or Sulphur Hexafluoride) had been the standard gas used inside high voltage electrical equipment as an insulating and arc-quenching medium. However, SF 6 Sulfr hexafluoride is also listed as an extremely potent greenhouse gas according to the Kyoto protocol, with 23,500 times the comparative Global Warming Potential of CO 2 and a lifetime of 3,200 years in the atmosphere.Get price