[PDF] Top 20 Thermal stresses in concrete structures
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Thermal stresses in concrete structures
... rises occur in types of structures like bridge abutments, large concrete girders and retaining walls rather than in mass-concrete dams, because although heat losses are less significant [r] ... See full document
436
An Experimental Study on Thermal Stresses and Effect of Temperature on Thermal Properties of Mass Concrete
... Abstract: Thermal deformation under restrained conditions often leads to early-age cracking and durability problems in mass concrete ...mass concrete structures are the cement content, ... See full document
8
On the performance of steel-concrete composite (sc) modular structures for seismic and accident thermal conditions
... the concrete infill, shell elements for the steel faceplates, and a combination of beam and connector elements to model the shear studs and their interfacial shear ...and concrete surfaces, referred as the ... See full document
10
Non-Destructive Evaluation of Concrete Structures by Non-Stationary Thermal Wave Imaging
... Abstract—Reinforced concrete structures (RCS) have potential application in civil engineering and with the advent of nuclear engineering RCS to be capable enough to withstanding a variety of adverse ... See full document
10
An Experimental Study and Evaluation of Thermal Stresses in Rigid Pavements using FE Method
... Hansen et al. (2008) constructed a model for warping stresses using a FE solution, which can compute concrete properties by analyzing varying environmental conditions. The model used both surface drying at ... See full document
7
Huge opportunities for industry of nanofibrous concrete technology
... and concrete materials are mainly used on a large scale and in huge quantities for roads, dams, bridges and building constructions, the mechanical behavior of these materials depends to a great extend on ... See full document
10
EFFECT OF ELEVATED TEMPERATURE ON COMPRESSIVE STRENGTH OF CONCRETE
... (binder). Concrete with some additives has been used in special structures, such as nuclear reactors and storage tanks for crude oil and hot waters, whereas concrete subjected to elevated ... See full document
12
DIFFERENTIAL EQUATION SOLUTION OF HEAT TRANSFER OF POLYETHYLENE TEREPHTHALATE FIBER AND COMPOSITE CONCRETE AS A THERMAL NEUTRON SHIELDER
... period, concrete materials are very important to human ...use concrete materials in many different fields, such as civil engineering work, structural engineering, ...into concrete materials in order ... See full document
5
Effects of exposure temperature and moisture content on the shear strength of concrete subjected to sustained elevated temperatures up to 300c
... Reinforced concrete structures are designed so that the ultimate strength in shear exceeds the ultimate strength in ...reinforced concrete buildings, allowable shear stress is determined based on the ... See full document
10
Moment redistribution in prestressed concrete continuous beams
... the deviation from elastic behaviour being small at low stresses and large at high stresseso Plastic theory for both steel and concrete continuous structures relies on this redistributio[r] ... See full document
310
Geopolymeric thermal conductivity sensors for surface-mounting onto concrete structures
... Geopolymer binders are a novel class of chemically stable, low shrinkage piezoresistive materials, which are highly suited to civil applications. Unintrusive and easy to apply, geopolymer binders provide excellent ... See full document
9
A Parametric Investigation of the Transition Between Beam-Web Shear Buckling and Bottom- Flange Buckling at Elevated Temperatures
... by thermal restraint or by the restraint of concrete slab in composite structures, as well as the effects of tensile force in the catenary stage, need to be considered in the future, this process ... See full document
9
Ultimate Resistance of a Reinforced Concrete Foundation Under Impulsive Loading (H534)
... The concrete has been simulated as: - elastic perfectly plastic under compressive stresses limited by a crushing strain; elastic linear under tensile stresses until a cracking stress value and a ... See full document
8
Evaluation and Comparison of Response Reduction Factor (R Factor) For RCC Frame Provided with Viscous Damper by Response Spectrum Analysis
... Important structures like hospitals, police stations, fire department barracks, communication centers, airports, nuclear power plants and all buildings which are strategic for public safety, must be designed to ... See full document
8
Stress generation during the processing of epoxy carbon composites
... In order to determine the stresses in truly random fibre arrays it was necessary to be able to model this randomness. The computer program, FIBDIST3, developed for this purpose is described in the Procedure. ... See full document
580
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... of concrete strength ...of concrete from local materials in Nigeria compares favourably with an equivalent mathematical model based on regression ...the concrete strength prediction aid and making ... See full document
9
Distributions of Welding-Induced Residual Stresses in Steel Plate Structures
... depth of 1.1 mm the peak tensile stress at the first welded is 390 MPa and for the second .. welded it was 430 MPa which is a decrease of 9%, at the 5.0 mm depth the ch[r] ... See full document
281
A new four-dimensional ratcheting boundary : derivation and numerical validation
... the thermal stress amplitude is beyond the cyclic yield stress y at special region, such as the outer fibers of the beam, the special region will have zero remaining yield stress when the subsequent load ... See full document
29
Measuring specific parameters in pretensioned concrete members using a single testing technique
... anchorage length without and with slip, bond stresses, prestressing reinforcement slips free.. end slip, slips sequences and slips distribution, longitudinal concrete strains, concrete.[r] ... See full document
43
The generation of thermal stress and strain during quenching
... investigation contradict th is statement as both the results show a substantial amount of strain in the plate specimen at the end of the treatment. Furthermore, these strains are not significantly different from those ... See full document
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