Search Results - "Helmicki, A. J"

Use of Construction Stages to Review a Bridge Finite-Element Model by Nimse, P. S, Nims, D. K, Hunt, V. J, Helmicki, A. J

“…AbstractThe Veterans’ Glass City Skyway (VGCS) is a posttensioned concrete segmental cable-stayed bridge in Toledo, Ohio. The baseline analytical model of the…”
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Miniature Circulatory Support Power Transformer by Melvin, David B, Helmicki, Arthur J, Glos, David L

“…Direct power delivery to intracorporeal circulatory support devices risks infection. Electrical transformers spanning the integument (skin or mucosa) have long…”
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Structural Identification for Condition Assessment: Experimental Arts by Aktan, A. Emin, Farhey, Daniel N, Helmicki, Arthur J, Brown, David L, Hunt, Victor J, Lee, Kuo-Liang, Levi, Alper

“…Structural identification is a powerful concept that permits rational characterizations of constructed facilities and their loading environments. Potential…”
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Close Look at Construction Issues and Performance of Four Fiber-Reinforced Polymer Composite Bridge Decks by Reising, Reiner M. W, Shahrooz, Bahram M, Hunt, Victor J, Neumann, Andy R, Helmicki, Arthur J, Hastak, Makarand

“…Four different fiber-reinforced polymer (FRP) panel systems were installed in a 207 m, five-span, three-lane bridge in an effort to assess the…”
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Condition Assessment for Bridge Management by Aktan, A. Emin, Farhey, Daniel N, Brown, David L, Dalal, Vikram, Helmicki, Arthur J, Hunt, Victor J, Shelley, Stuart J

“…Integrated analytical and experimental research, conducted for exploring objective, global condition assessment and evaluation of bridge serviceability and…”
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On zero-order hold equivalents of distributed parameter systems by Helmicki, A.J., Jacobson, C.A., Nett, C.N.

“…Various connections are established between linear time-invariant distributed parameter continuous-time systems and their zero-order hold discrete-time…”
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Worst-case/deterministic-identification in H∞ : the continuous-time case by HELMICKI, A. J, JACOBSON, C. A, NETT, C. N

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Ill-posed distributed parameter systems: a control viewpoint by Helmicki, A.J., Jacobson, C.A., Nett, C.N.

“…The use of linear time-invariant distributed parameter systems (LTIDPSs) as models of physical processes is considered from a control viewpoint. Specifically,…”
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In Vivo Comparison of Two Enteric-Pouch Power Transformers for Circulatory Support by Melvin, David B., Glos, David L., Nebrigic, Dragan, Helmicki, Arthur J., Brown, Rebeccah L., Purcell, Peter N., Henderson, H. Thurman

“…: A defunctionalized ileal pouch is thin‐walled (1–2 mm), well perfused (blood flow, 0.3–1.0 ml/g/min), and tactile‐insensitive. If fixed within the abdominal…”
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Control oriented system identification : a worst-case/deterministic approach in H by HELMICKI, A. J, JACOBSON, C. A, NETT, C. N

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Development of a high permeability cored transintegumental power transformer by Helmicki, A J, Melvin, D M, Henderson, H T, Nebrigic, D, Venkat, R, Glos, D L

“…Circulatory support devices require 10-20 W. Currently, several devices are under development for the transmission of this power via transcutaneous…”
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An integrated microfluidic biochemical detection system for protein analysis with magnetic bead-based sampling capabilities by Choi, Jin-Woo, Oh, Kwang W, Thomas, Jennifer H, Heineman, William R, Halsall, H Brian, Nevin, Joseph H, Helmicki, Arthur J, Henderson, H Thurman, Ahn, Chong H

“…This paper presents the development and characterization of an integrated microfluidic biochemical detection system for fast and low-volume immunoassays using…”
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Development of Dynamic-Response-Based Objective Functions for Finite-Element Modeling of Bridges by Wang, Xiaoyi, Swanson, James A, Helmicki, Arthur J, Hunt, Victor J

“…The basic mechanism and procedures of finite-element (FE) bridge modeling and calibration are briefly presented. Different physical parameters of FE models are…”
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Development of Static-Response-Based Objective Functions for Finite-Element Modeling of Bridges by Wang, Xiaoyi, Swanson, James A, Helmicki, Arthur J, Hunt, Victor J

“…The basic mechanisms and procedures of finite-element (FE) modeling and calibration are briefly presented in the context of bridge condition assessment…”
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Modal Contribution Coefficients in Bridge Condition Evaluation by Li, Zhengsheng, Swanson, James A, Helmicki, Arthur J, Hunt, Victor J

“…Impact modal testing combined with finite element (FE) analyses is currently being used to evaluate the condition of steel bridges in the state of Ohio. Using…”
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Structural identification for condition assessment of civil infrastructure by Aktan, A.E., Helmicki, A.J., Hunt, V.J., Catbas, N., Lenett, M., Levi, A.

“…The experimental aspects of structural identification for global and local condition assessment of constructed facilities are summarized. Experimental…”
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Control oriented system identification - A worst-case /deterministic approach in H-infinity by HELMICKI, ARTHURJ, JACOBSON, CLASA, NETT, CARLN

“…The authors formulate and solve two related control-oriented system identification problems for stable linear shift-invariant distributed parameter plants. In…”
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Performance Comparison of Four Fiber-Reinforced Polymer Deck Panels by Reising, Reiner M. W, Shahrooz, Bahram M, Hunt, Victor J, Neumann, Andy R, Helmicki, Arthur J

“…In an effort to assess the constructability and performance of bridges with fiber-reinforced polymer (FRP) composite decks, the short-term and long-term…”
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Least squares methods for < e1 > H < /e1 > ({infinity} )control-oriented system identification by Helmicki, A J, Jacobson, C A, Nett, C N

“…A series of system identification algorithms that yield identified models which are compatible with current robust controller design methodologies is…”
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Least squares methods for H∞ control-oriented system identification by HELMICKI, A. J, JACOBSON, C. A, NETT, C. N

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