Výsledky vyhledávání

Noise Mitigation in Thermocouple Signal Conditioning System for Neutral Beam Calorimeter for NBI SST-1

Autor: S. Parmar, Ujjwal K. Baruah, Karishma Qureshi, Prahlad Vattipalle, L. N. Gupta, L. K. Bansal, C. B. Sumod, P. Bharathi, D. P. Thakkar, V. B. Patel, P. J. Patel, V. Vadher

Publikováno v: IEEE Transactions on Plasma Science. 42:1780-1784

This paper presents the noise mitigation techniques employed for thermocouple signal conditioning system for a neutral beam injection system. Thermocouple instrumented beam calorimeter system is used to characterize the beam by determining the beam p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3a98124a4da3630344041c25657e2406
https://doi.org/10.1109/tps.2014.2322120

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Regulated High-Voltage Power Supply (RHVPS): Integration, Operation, and Test Results With LHCD System of SST-1

Autor: P. K. Sharma, V. B. Patel, Shefali Dalakoti, D. P. Thakkar, K. K. Ambulkar, Paresh V. Patel, V. Vadher, P. R. Parmar, C. B. Sumod, Ujjwal K. Barua, Rajan Babu, A L Thakur, Chetan G. Virani, L. N. Gupta

Publikováno v: IEEE Transactions on Plasma Science. 42:651-655

A regulated high-voltage power supply (RHVPS) and its results are presented for its initial integration and operation with lower hybrid current drive (LHCD) system. Experimental results are shown to show the ability of RHVPS as a practical source of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4293e5baa08f82ae720c0c4c76e2f110
https://doi.org/10.1109/tps.2014.2303490

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Development Overview of Solid-State Multimegawatt Regulated High-Voltage Power Supplies Utilized by NBI and RF Heating Systems

Autor: D. P. Thakkar, L. K. Bansal, Paresh V. Patel, V. B. Patel, Ujjwal Baruah, C. B. Sumod, L. N. Gupta, Namita Singh, K. Qureshi, V. Vadher

Publikováno v: IEEE Transactions on Plasma Science. 41:263-268

Regulated high-voltage power supplies (RHVPSs) are important power sources in high-power heating and current drive systems for a tokamak. Along with high power at output, these power supplies meet the requirements of fast dynamics (on the order of fe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6131598e6d0b041b1fdb5d616fe23645
https://doi.org/10.1109/tps.2012.2227330

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Characteristics of the positive ion source at reduced gas feed

Publikováno v: The Review of scientific instruments. 85(11)

The neutral beam injector of steady state superconducting tokamak (SST1-NBI) at IPR is designed for injecting upto 1.7 MW of neutral beam (Ho, 30-55 keV) power to the tokamak plasma for heating and current drive. Operations of the positive ion source

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6dce2bcf9688d67f78877c892f14c1c5
https://pubmed.ncbi.nlm.nih.gov/25430113

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Filament power supplies (AC-AC converters) and their design for long pulse Neutral Beam Injector of SST-1

Autor: L. N. Gupta, D. P. Thakkar, K. Qureshi, L. K. Bansal, V. B. Patel, V. Vadher, P. J. Patel, C. B. Sumod, Ujjwal Baruah

Publikováno v: 2013 IEEE 25th Symposium on Fusion Engineering (SOFE).

The Neutral Beam Injector of SST-1 (Steady-state Superconducting Tokamak-1) uses Filamented Ion Sources with AC heating. A regulated filament power supply is essential to maintain constant filament temperature, beam current and plasma. This paper pre

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2a89f62327c0183f6dfababd2199abe6
https://doi.org/10.1109/sofe.2013.6635292

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Commissioning of 42GHz/500kW ECRH system on tokamak SST-1

Autor: Mikhail Khizin, Jatin Patel, Paresh V. Patel, C. B. Sumod, Mikhail Shmelev, Zakhar Gasainiev, Pragnesh Dhorajia, Rajveer Jha, L. N. Gupta, D. P. Thakkar, Harshida Patel, B. K. Shukla, Rajan Babu, Prashant Singh, D. Bora, Vladimir Irkhin, Ujjwal K. Barua

Publikováno v: 2013 IEEE 25th Symposium on Fusion Engineering (SOFE).

The 42GHz ECRH system on SST-1 will be used for ECRH assisted pre-ionization, startup and heating experiments at 0.75T (second harmonic) and 1.5T (fundamental harmonic) operation. The Gyrotron delivers 500kW power at 42GHz frequency at -50kV beam vol

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b2c1a7b34ba53943404091dea9ef5c64
https://doi.org/10.1109/sofe.2013.6635510

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Signal conditioning & data acquisition system for neutral beam calorimeter for NBI SST-1

Autor: K. Qureshi, V. B. Patel, Ujjwal Baruah, P. Bharathi, V. Vadher, V. Prahlad, D. P. Thakkar, C. B. Sumod, P. J. Patel, S. Parmar, L. N. Gupta, L. K. Bansal

Publikováno v: 2013 IEEE 25th Symposium on Fusion Engineering (SOFE).

A positive ion neutral injector capable in delivering 5MW (55kV, 90A) ion beam power is being operated for SST-1 neutral beam injection (NBI). SST-1 Neutral beam injection systems has various components on beam line like ion source, neutralizer, defl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c311727ddd320ca2611b6043dbd4675a
https://doi.org/10.1109/sofe.2013.6635318

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Initial integration of 'regulated high voltage power supply' (RHVPS) with LHCD system of SST-1

Autor: V. B. Patel, K. K. Ambulkar, Rajan Babu, D. P. Thakkar, P. K. Sharma, L. N. Gupta, K. Qureishi, Ujjwal K. Barua, V. Vadher, L. K. Bansal, C. B. Sumod, C. G. Virani, Saifali Dalakoti, P. R. Parmar, P. J. Patel, A L Thakur

Publikováno v: 2013 IEEE 25th Symposium on Fusion Engineering (SOFE).

A Regulated High Voltage Power Supply (RHVPS) and its results are presented for its initial integration and operation with LHCD system. Experimental results are shown to show the ability of RHVPS as a practical source of electrical power for LHCD. Kl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b59d12ffce2bf45b30f21b4cc47a4a93
https://doi.org/10.1109/sofe.2013.6635296

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Output short circuit and internal overload protections in a 'Regulated High Voltage Power Supply' (80 kV, 130A)

Autor: L. N. Gupta, Paresh Patel, Ujjwal Baruah, L. K. Bansal, V. Vadher, V. B. Patel, K. Qureshi, C. B. Sumod, D. P. Thakkar

Publikováno v: 2012 IEEE International Power Modulator and High Voltage Conference (IPMHVC).

Regulated High Voltage Power Supplies (RHVPS) are developed at the Institute for Plasma Research (IPR) for Neutral beam and RF heating applications of Steady-state Superconducting Tokomak (SST-1) up to 80 kV, 130A rating. They deliver power to loads

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::92872a4449cbac777b692e84b860a3e3
https://doi.org/10.1109/ipmhvc.2012.6518785

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