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SF6 Decomposition DETERMINATION for 64kv

SF6 Decomposition DETERMINATION for 64kv

Controlled decomposition of SF6 by electrochemical reduction. The electroreduction of sf6 is shown at ambient temperature in acetonitrile using an array of platinum microelectrodes to improve the electrical detection. Its half reduction potential occurs at −2.17 V vs Fc + /Fc. The exact number of electrons for the full

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  • Optical technology for detecting the decomposition

    SF6 decomposition components which could be detected were SOF2, SO2F2, SF4, SOF4, CO, SO2, and CF4. Determination of the diffusion coefficient of CO 2 in the ionic liquid EMIM NTf 2 using

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  • SF6 Decomposition in Gas-Insulated Equipment - IEEE

    This paper reviews previous research in SF6 decomposition relating to the operation of gas-insulated switchgears, gas-insulated transmission lines, and electrostatic accelerators. Results on the qualitative and quantitative determination of the by-products and their formation ion rates in various modes of electrical discharges

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  • Optical technology for detecting the decomposition

    Technology for Detecting SF6 Decomposition Products. With the development of optical detection technology, researchers are pursuing higher detection accuracy, higher sensitivity, and faster detection time. Equally, it is hoped that the structure would be as simple and compact as possible for onsite or on-line monitoring.Cited by: 5

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  • Development of SF 6 decomposition gas sensor |

    SF6 decomposition components detection is a key technology to evaluate and diagnose the insulation status of SF6-insulated equipment online, especially when insulation defects-induced discharge

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  • SF6 Decomposition in Gas-Insulated Equipment - IEEE

    2021-2-1The increasing application of SF6 as an insulating gas has led to many studies on SF6 decomposition in gas-insulated equipment. In the presence-of an electric arc, spark or corona, SF6 decomposes to a wide variety of chemically active products which possess completely different properties from SF6. The accumulation of these decomposition

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  • DECOMPOSITION OF SF6 BY ARC DISCHARGE AND

    1987-1-1F Tn KEYWORDS Sulfur hexaf luoride; decafluoride. arcing in SF6, gas chromatography; disulfur 153 154 INTRODUCTION The increasing use of sulfur hexafluoride in electric power equipment has led to concern about its decomposition products g e n e r a t e d by e l e c t r i c d i s c h a r g e .Cited by: 5

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  • THERMAL DECOMPOSITION OF SF6 AND SF6-AIR

    2013-1-1Thermal decomposition of SF 6 in contact with hot metallic surfaces has been previously investigated and the decomposition mechanisms are well known. This paper describes thermal decomposition of SF 6 and SF 6-air mixtures under practical conditions usually encountered in indoor gas-insulatedCited by: 6

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  • Laser-ablation-assisted SF6 decomposition for extensive

    2019-4-1SF6 decomposition and layer formation due to excimer laser photoablation of SiO2 surface at gas-solid system J. Phys. D Appl. Phys. , 37 ( 2004 ) , pp. 3402 - 3408 , 10.1088/0022-3727/37/24/008 CrossRef View Record inCited by: 4

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  • Collisional electron detachment and decomposition

    Measured cross sections for prompt collisional detachment and decomposition of SF 6-,SF 5-, and F- in SF 6 reported in the preceding companion paper are used to calculate detachment coefficients and ion-conversion reaction coefficients as functions of electric field-to-gas density ratio (E IN) for ion drift in SF6.

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  • Handling and Use of Sulfur Hexafluoride Gas

    2016-2-11Handling and Use of Sulfur Hexafluoride Gas Page 4 of 8 V. PROCEDURE A. Handling of Sulfur Hexafluoride Gas - Central Facilities. 1. All SF 6 gas shall be obtained through a central facility. 2. The designated central facility is responsible for maintaining a log of all SF 6 gas procurements and disbursals.

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  • SF6 gas Mixtures Decomposition for subway

    SF6 gas Mixtures Decomposition for subway. PD can cause decomposition of sf 6 gas, resulting in the production of various low-fluorine sulfides, such as SF 4, SF 3, SF 2, and S 2 F 10. 1 – 3 Because of the presence of trace impurities, such as H 2 O and O 2, in the equipment, these low-fluorine sulfides generate many more stable decomposition

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  • SF6分解物SO2、H2S、HF、CO的红外吸

    Translate this pageSF6分解物SO2、H2S、HF、CO的红外吸收特性分析.pdf,高电压技术第39卷第11期2013年11月30日 2650 HighVoltageEngineering,V01.39.No.11。November30.2013 云玉新1,张晓星2,赵笑笑3,姚金霞1,蒋佳音1 (1.国网山东省电力公司电力科学研究院

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  • Plasma chemical model for decomposition of SF6 in a

    Download Citation | Plasma chemical model for decomposition of SF6 in a negative glow corona discharge | A zonal plasma chemical model is proposed to account for the observed oxidation and

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  • 西安交通大学

    Translate this page2020-4-20of SF6 decomposition in power equipment[J]. J. Phys. D: Appl. Phys. 2016, 49, 155502 Yunjia Li, Chaojun Zhang, Yanhui Lu, Li huan, Zhaofang Zhu, Mingzhe Rong*. Determination of the dominant species and reactions in non-equilibrium CO2

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  • SF6 decomposition multicomponent analysis system,SF6

    SF6 decomposition method is used for SF6 inflatable electric power equipment fault diagnosis. Power system at home and abroad have been widely carried out power equipment SF6 decomposition species and content detection, through the technology has already found some electrical fault, especially in the application of

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  • Sulfur hexafluoride | F6S - PubChem

    Sulfur hexafluoride is a sulfur coordination entity consisting of six fluorine atoms attached to a central sulfur atom. It is the most potent greenhouse gas currently known, with a global warming potential of

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  • BJOC - Controlled decomposition of SF6 by

    Controlled decomposition of SF6 by electrochemical reduction. The electroreduction of SF 6 is shown at ambient temperature in acetonitrile using an array of platinum microelectrodes to improve the electrical detection. Its half reduction potential occurs at −2.17 V vs Fc + /Fc. The exact number of electrons for the fullAuthor: Sébastien Bouvet, Bruce Pégot, Stéphane Sengmany, Erwan Le Gall, Eric Léonel, Anne-Marie Goncalves,

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  • CN101799458A - Method for analyzing decomposition

    The invention discloses a method for analyzing decomposition products of SF6 in electric equipment. The method comprises the following steps: sampling; and analyzing and detecting a sample with a chromatograph, wherein the detection part of the chromatograph comprises a thermal conductivity detector (TCD) and fissionAuthor: 王宇, 姚唯建, 李丽, 庄贤盛, 黄成吉, 黎晓淀

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  • SF6 Positive DC Partial Discharge Decomposition

    Request PDF | SF6 Positive DC Partial Discharge Decomposition Components under Four Typical Insulation Defects | The condition monitoring and fault diagnosis method based on decomposed component

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  • Sensitivity Characteristic Analysis of Adsorbent-Mixed

    2014-6-21) gas decomposition results from the energy produced by partial discharge (PD). The detection of SO 2 and H 2 S content, as important characteristic components of the decomposition products, is significant in the determination of the insulation level of SF 6 gas and the inside insulation faults of gas-insulatedCited by: 10

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  • A Pt-Doped TiO2 Nanotube Arrays Sensor for Detecting

    The use of a Pt-doped TiO2 nanotube arrays sensor for detecting sulfur hexafluoride (SF6) decomposition products is proposed in this paper. The electrochemical pulse deposition method is employed

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  • A review on SF6 substitute gases and research status of

    2018-11-1The health damage caused by SF 6 and its by-products obviously exist. In 1990, Kraut and Lilis reported six workers who contacted SF 6 decomposition products in an appliance repair facility; the workers were exposed without protection in a closed space for more than 6 h (Kraut and Lilis, 1990).The initial symptoms

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  • CA2504092A1 - Method and device for the detection of

    This invention is in the field of gas detection for sulphur hexafluoride (SF6) gas decomposition products, particularly for the detection of thionyl fluoride (SOF2) and sulphur dioxide (SO2). The invention relates to a novel portable handheld instrument that can readily detect SOF2, SF4 and SO2 in SF6 gas filled electrical equipmentCited by: 19

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  • 科研与教学成果 - 王 小华 - 教师个人主页

    Translate this page2007-6-1西安交通大学教师个人主页平台是国内第一家实时发布本校教师信息的官方网站,由西安交通大学主办,为广大用户第一时间详尽全面地展示本校所有教师的基本情况,教学水平,科研成果,团队活动,教师新闻,硕博士招生等相关信息。

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  • Tellurene Nanoflake-Based Gas Sensors for the

    2021-2-24Tellurene has a phosphorene-like puckered configuration and exhibits great air stability. This characteristic makes it highly sensitive to some gases, and therefore, it has a huge potential in gas sensing applications. In this paper, the sensing performance of tellurene-based gas sensors toward SF6 decompositionCited by: 1

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  • Sensors | Free Full-Text | Sensitivity Characteristic

    Sulfur hexafluoride (SF6) gas decomposition results from the energy produced by partial discharge (PD). The detection of SO2 and H2S content, as important characteristic components of the decomposition products, is significant in the determination of the insulation level of SF6 gas and the inside insulation faults ofCited by: 10

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  • Thermal Decomposition Mechanism of GIS Basin

    2021-2-25resistance to SF6 decomposition gas corrosion, the basin insulator has become a standard insulation component of GIS [1,2]. It can support high-voltage conductors, isolate different gas chambers and insulate from the ground. Therefore, the performance of the basin insulator has been a key factor in identifying the

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  • Laser-induced decomposition of 1,1-dichloro-1

    1994-2-22Journal of Organometallic Chemistry, 466 (1994) 29-34 Laser-induced decomposition of 1,1-dichloro-l-silacyclobutane for gasphase deposition of reactive solid polycarbosilane M. Jakoubkova, R. Fajgar a, J. Tlkal b and J. Pola a Institute of Chemical Process Fundamentals, Academy of Sciences of the Czech Republic, 165

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  • SF6 dew-point meter - 3-037-R001 - DILO - portable

    ELECTRONIC MOISTURE MEASURING DEVICE WITH DEW POINT INDICATION For determination of moisture 3-037-R001 Moisture is the most important criteria for the determination of the gas quality. This device has been designed specially for SF6 moisture measurements. It shows a higher resistance against c...

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