Integrated and high protection level structural design
TOPOLOGY OPTIMIZATION METHOD FOR INTEGRATED …
The integrated thermal protection structure is usually in a severe unstable thermal environment, and the time effect of thermal load, namely transient thermal effect, is obvious. In order to avoid huge calculation consumption of transient thermal analysis, previous optimization design studies of integrated thermal protection structures usually …
On-chip ESD protection design for integrated circuits: an overview …
This tutorial paper reviews the state of knowledge of on-chip ESD (electrostatic discharging) protection circuit design for integrated circuits.The discussion covers critical issues in ESD protection design, i.e. ESD test models, ESD failure mechanisms, ESD protection structures, ESD device modeling, ESD simulation, ESD …
Study on IP Protection Techniques for Integrated Circuit in IOT ...
Li et al. concretely introduced development of IP watermarking and classified it into four categories at physical level, structural level, behavioral level and systematic level. (4) Hardware encryption. Roy et al. proposed an ending piracy of integrated circuits. A secret key is hidden into circuit.
The Integrated Thermal Protection Systems and Heat Resistant Structure was a project funded within the Exploration Systems Research and Technology (ESR&T) section of the Space Exploration Initiative (SEI). It was performed by a team composed of Snecma Propulsion Solide, NASA, MT Aerospace, and Materials Research & Design (MR&D).
Structural and thermal analysis of integrated thermal protection ...
Current studies of the integrated thermal protection system (ITPS) are mainly focused on the metal corrugated core sandwich panels, resulting in low service temperature and high weight level. Here, by contrast, ITPS based on lightweight C/SiC composite sandwich panels with corrugated, pyramid as well modified pyramid cores are …
On-chip ESD protection design for integrated circuits: an overview …
Abstract. This tutorial paper reviews the state of knowledge of on-chip ESD (electrostatic discharging) protection circuit design for integrated circuits. The discussion covers critical issues in ESD protection design, i.e. ESD test models, ESD failure mechanisms, ESD protection structures, ESD device modeling, ESD simulation, ESD …
A hybrid level set method for the integrated optimization of …
Distinguished from the existing approaches, we use two different sets of design variables in a uniform optimization loop, that is, the geometric parameters for the positions and orientations of the components, and the expansion coefficients of the level set interpolation for the supporting structure. In this way, the overall design variables ...
Design of structural batteries: carbon fibers and alternative form ...
It is demonstrated that all of the structural battery electrolyte fabricated with carbon fibers exhibited good ionic conductivity and high structural integrity with high elastic modulus [32]. In detail, the electrolyte film had an elastic modulus of 730 MPa with ionic conductivity of 1.1 × 10 −4 S/cm.
On-chip ESD protection design for integrated circuits: an overview …
IEC (International Electrotechnical Commission) model [14] circuit, as illustrated in Fig. 6 with typical current waveform shown in Fig. 7, produces extremely short rise time, t r (≤1 ns), and very high current peaks, I peak (up to a few tens of Amps), due to its very low R and zero-L.IEC was initially developed as a system ESD model. However, …
Integrated lightweight design method via structural optimization and …
The computational process of the integrated design method is divided into structural optimization and postprocessing. First, the design domain is discretized into coarse meshes, and all the possible beam elements are generated by connecting mesh nodes. The elemental widths are optimized by the barrier function algorithm.
Abstract. The purpose of modern structural design is to provide the structure with up-to-standard operational functions. Physical integrity serves as a prerequisite for a functional structure to withstand external interference. The physical integrity is provided by load-bearing components, which comprised of numerous specific …
Thermo-chemical and structural analysis of integrated thermal ...
An integrated thermal protection system for spacecraft reentry based on a corrugated core sandwich panel concept fulfilling both thermal and structural functions is optimized for minimal mass.
Thermo-structural optimization of integrated thermal protection …
Toexplore weight saving potential capability, a multidisciplinary optimization procedure based on simulated annealing algorithm was proposed to unveil the minimum …
Fig. 2 shows examples of radar charts used as part of a rational structural design to improve the comprehensive mechanical performance and multifunctional integration of traditional materials and structures. Fig. 2 (a) exhibits the relations between flexibility, rapid response, strength, toughness, and impact energy dissipation of …
STRUCTURE magazine | Collaborative Fall Protection Design
Collaborative Fall Protection Design. Mar, 2023 By Travis Nelson, P.E., CSP, and John Noriega, P.E. In Structural Connections. Fall from height represents one of the highest occupational hazards in general industry and at construction sites. Personal fall protection equipment is frequently used to abate this hazard as part of a fall arrest or ...
Thermo-chemical and structural analysis of integrated thermal ...
We proposed an optimized design of an Integrated Thermal Protection System (ITPS) in this paper. An ITPS provides thermal protection as well as structural …
Structural and thermal analysis of integrated thermal protection ...
Current studies of the integrated thermal protection system (ITPS) are mainly focused on the metal corrugated core sandwich panels, resulting in low service …
Structural design for modular integrated construction with ...
1. Introduction. In recent years, in the field of civil engineering, modular integrated construction (MIC) has become a hot research topic. MIC technology can be used to standardize the processing, manufacturing, and maintenance of structural components, and to realize industrialization and automated production of building …
Structure-material integrated design by level sets | Structural and ...
This paper proposes a structure-material integrated design method in the framework of level sets. A two-scale optimization is performed, where not only is the …
On-chip ESD protection design for integrated circuits: an overview …
11. Summary. In summary, this review discusses the state of knowledge of on-chip ESD protection circuit design for ICs. The discussion covers critical issues in ESD design, such as, ESD test models, ESD failure mechanism, ESD protection structures, ESD device modeling, ESD simulation, ESD layout issues, and ESD-circuit interactions, etc.
(PDF) A Bi-Level High Fidelity Aero-Structural integrated design ...
PDF | On Oct 12, 2012, Christophe Blondeau published A Bi-Level High Fidelity Aero-Structural integrated design methodology. A focus on the structural sizing process | Find, read and cite all the ...
Design and analysis of thermal protection and load-bearing …
The thermal protection system has gradually developed from a single-functional component to a multi-functional integration to enable the aircraft to obtain more payload and design space. Integrated thermal protection system (ITPS), which includes load-bearing and thermal protection functions, has received attention due to its high …
Design and analysis of thermal protection and load-bearing …
Focus on the design requirements of high-speed telescopic wing aircraft, and this paper researched a novel three-layer thermal-protect and load-bearing …
Best Practice Guidelines for Structural Fire Resistance Design of ...
Modern fire-resistant design methodologies for concrete and steel structures are discussed, including methods based on standard fire tests as well as performance-based engineering analysis methods that involve heat transfer and structural analysis at elevated temperatures. This report is not intended to provide step-by-step …
Thermo-chemical and structural analysis of integrated thermal ...
The Thermal Protection System, or TPS, is the layer that shields spacecraft from the extreme aerodynamic heating that occurs during re-entry and launch. We proposed an optimized design of an Integrated Thermal Protection System (ITPS) in this paper. An ITPS provides thermal protection as well as structural load-bearing …
The Twist: Innovative Architectural and Structural …
Abstract — When city''s become more dense, the need for high rise. buildi ngs increases. However, implementation of high rise. buildings in a crow ded city is difficult on street level. Common ...
Structural design for modular integrated construction with ...
Modular high-rise buildings frequently adopt cast-in-place concrete to ensure building integrity. To reduce the material consumption and realize mold-free casting, a 30 mm thick light concrete ...
