Search Results - "Lang, P T"

Comparison of different pellet injection systems for ELM pacing by Plöckl, B., Lang, P.T., Jehl, J., Prechtl, M., Sotier, S.

“…ELM control in ITER is important to avoid the rapid erosion of plasma facing components (PFC) and core plasma pollution. Pacing and mitigation of ELMs can be…”
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First observation of edge localized modes mitigation with resonant and nonresonant magnetic perturbations in ASDEX Upgrade by Suttrop, W, Eich, T, Fuchs, J C, Günter, S, Janzer, A, Herrmann, A, Kallenbach, A, Lang, P T, Lunt, T, Maraschek, M, McDermott, R M, Mlynek, A, Pütterich, T, Rott, M, Vierle, T, Wolfrum, E, Yu, Q, Zammuto, I, Zohm, H

“…First experiments with nonaxisymmetric magnetic perturbations, toroidal mode number n=2, produced by newly installed in-vessel saddle coils in the ASDEX…”
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Effect of spew geometry on stresses in single lap adhesive joints by Lang, T.P., Mallick, P.K.

“…Spew is defined as the portion of adhesive that is squeezed out from the lap area and forms a bead at the lap ends as the two substrates are assembled. Spew is…”
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Application of optical flow method for imaging diagnostic in JET by Craciunescu, T., Murari, A., Alonso, A., Lang, P.T., Kocsis, G., Tiseanu, I., Zoita, V.

“…An optical flow method is applied to the study of several fusion plasma relevant issues, including plasma wall interactions. A multi-resolution coarse-to-fine…”
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Developing fuel sources for a steady-state multi-purpose pellet launching system by Lang, P.T., Baylor, L.R., Craciunescu, T., Gebhart, T.E., Meitner, S.J., Ploeckl, B.

“…Like for any power plant, refuelling will be one key issue in a future fusion reactor. It has to be safe and efficient; due to the operational principle, it…”
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Integrated exhaust control with divertor parameter feedback and pellet ELM pacemaking in ASDEX Upgrade by Kallenbach, A., Lang, P.T., Dux, R., Fuchs, C., Herrmann, A., Meister, H., Mertens, V., Neu, R., Pütterich, T., Zehetbauer, T.

“…An integrated exhaust scenario has been developed in ASDEX Upgrade providing simultaneous control of particle exhaust, time averaged divertor power flux and…”
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The effect of recessing on the stresses in adhesively bonded single-lap joints by Lang, T.P., Mallick, P.K.

“…An alternative technique of bonding single-lap joints was investigated by removing portions of the adhesive from the interior of the overlap. This technique is…”
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A pellet launcher tool optimized for the control of edge localized modes in ASDEX Upgrade H-mode plasmas by Lang, P.T., Cierpka, P., Harhausen, J., Kaufmann, M., Neuhauser, J., Wittmann, C., Kocsis, G., Sárközi, J., Szepesi, T., Dorner, C., Kauke, G.

“…A main challenge for fusion research oriented pellet launcher systems is the control of the plasma edge region, especially of the possibly dangerous edge…”
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Considerations on the DEMO pellet fuelling system by Lang, P.T., Day, Ch, Fable, E., Igitkhanov, Y., Köchl, F., Mooney, R., Pegourie, B., Ploeckl, B., Wenninger, R., Zohm, H.

“…•Considerations are made for a core particle fuelling system covering all DEMO requirements.•Particle deposition beyond the pedestal top is needed to achieve…”
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The pre-concept design of the DEMO tritium, matter injection and vacuum systems by Day, Chr, Battes, K., Butler, B., Davies, S., Farina, L., Frattolillo, A., George, R., Giegerich, T., Hanke, S., Härtl, T., Igitkhanov, Y., Jackson, T., Jayasekera, N., Kathage, Y., Lang, P.T., Lawless, R., Luo, X., Neugebauer, C., Ploeckl, B., Santucci, A., Schwenzer, J., Teichmann, T., Tijssen, T., Tosti, S., Varoutis, S., Cortes, A. Vazquez

“…In the Pre-Concept Design Phase of EU-DEMO, the work package TFV (Tritium – Matter Injection – Vacuum) has developed a tritium self-sufficient three-loop fuel…”
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Impact of the plasma operation on the technical requirements in EU-DEMO by Siccinio, M., Biel, W., Fable, E., Franke, T., Janky, F., Lang, P.T., Mattei, M., Maviglia, F., Palermo, F., Sauter, O., Tran, M.Q., Van Mulders, S., Zohm, H.

“…The plasma design point during stationary phase operation of EU-DEMO has been described extensively in the past, and the assumptions employed for its…”
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Divertor load footprint of ELMs in pellet triggering and pacing experiments at JET by Frigione, D., Garzotti, L., Lennholm, M., Alper, B., Artaserse, G., Bennett, P., Giovannozzi, E., Eich, T., Kocsis, G., Lang, P.T., Maddaluno, G., Mooney, R., Rack, M., Sips, G., Tvalashvili, G., Viola, B., Wilkes, D.

“…An investigation of pellet pacing and triggering of Edge Localized Modes (ELMs) was carried out in the frame of ELM mitigation studies aimed at reducing their…”
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The enhanced pellet centrifuge launcher at ASDEX Upgrade: Advanced operation and application as technology test facility for ITER and DEMO by Ploeckl, B., Day, Chr, Lamalle, Ph, Lang, P.T., Rohde, V., Viezzer, E.

“…The pellet centrifuge at ASDEX Upgrade has served for more than 20 years as a powerful tool for plasma control. Its recently enhanced control system provides…”
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Hydrogen safety retrofit of ASDEX Upgrade pellet centrifuge - Explosion prevention on fuelling devices by Ploeckl, B., Sochor, M., Herrmann, A., Kilian, S., Lang, P.T., Rohde, V., Stelzer, F., Uhlmann, M.

“…[Display omitted] •Explosion prevention rules and their application are evolving over the years.•Both loss of power and loss of vacuum are to be considered at…”
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Blower Gun pellet injection system for W7-X by Dibon, M., Baldzuhn, J., Beck, M., Cardella, A., Köchl, F., Kocsis, G., Lang, P.T., Macian-Juan, R., Ploeckl, B., Szepesi, T., Weisbart, W.

“…•Operational principle of the ASDEX Upgrade Blower Gun.•Guiding tube properties for pellet guiding according to the requirements of W7-X.•Diagnostics for the…”
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ELM mitigation with pellet ELM triggering and implications for PFCs and plasma performance in ITER by Baylor, L.R., Lang, P.T., Allen, S.L., Combs, S.K., Commaux, N., Evans, T.E., Fenstermacher, M.E., Huijsmans, G., Jernigan, T.C., Lasnier, C.J., Leonard, A.W., Loarte, A., Maingi, R., Maruyama, S., Meitner, S.J., Moyer, R.A., Osborne, T.H.

“…The triggering of rapid small edge localized modes (ELMs) by high frequency pellet injection has been proposed as a method to prevent large naturally occurring…”
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Final design of the JT-60SA pellet launching system for simultaneous density and ELM control by Lang, P.T., Nakano, T., Davis, S., Matsunaga, G., Pégourié, B., Ploeckl, B., Treuterer, W.

“…The key mission of the new tokamak JT-60SA is to conduct exploitations in view of ITER and to resolve key physics and engineering issues for DEMO. Its pellet…”
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Model-based real-time plasma electron density profile estimation and control on ASDEX Upgrade and TCV by Blanken, T.C., Felici, F., Galperti, C., Kudláček, O., Janky, F., Mlynek, A., Giannone, L., Lang, P.T., Treutterer, W., Heemels, W.P.M.H., de Baar, M.R.

“…Real-time plasma electron density profile estimation and control are essential in the operation of future tokamaks. In particular, the robustness against…”
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Development of reactor relevant pellet launching system technology on ASDEX Upgrade by Ploeckl, B., Dibon, M., Lang, P.T., Mertens, V., Treutterer, W.

“…•New centrifuge drive concept: keep the motor out of vacuum using a high-speed feedthrough.•Plasma core density feedback control: actuator technology issues…”
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Status of the JET high frequency pellet injector by Géraud, A., Lennholm, M., Alarcon, T., Bennett, P., Frigione, D., Garnier, D., Lang, P.T., Lukin, A., Mooney, R., Vinyar, I.

“…► JET pellet injection system operational for plasma fuelling and ELM pacing. ► Good reliability of the system for Low Field Side injection of fuelling size…”
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