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CANDU-6

On the Failure Assessment   Diagrams for CANDU-6 Pressure Tube Structural Integrity Analysis   (G066)

On the Failure Assessment Diagrams for CANDU-6 Pressure Tube Structural Integrity Analysis (G066)

... standard CANDU 6 design developed in Canada in 1979 and is similar to NPP’s in operation at Point Lepreau and Gentilly 2 in ...a CANDU 6 reactor the moderator and the coolant are separated by ...

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A Review of the Scaling Study of the CANDU 6 Moderator Circulation Test  Facility

A Review of the Scaling Study of the CANDU 6 Moderator Circulation Test Facility

... As a way to confirm the validity of the current work two numerical CFD simulations were carried out with the boundary conditions at the inlet and outlet ports, and on the walls of the solid structures, such as the ...

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Researches for a Decommissioning Device Development Concept of the Horizontal Fuel Channel in the CANDU 6 Nuclear Reactor: Presentation, Functioning and Operating

Researches for a Decommissioning Device Development Concept of the Horizontal Fuel Channel in the CANDU 6 Nuclear Reactor: Presentation, Functioning and Operating

... the CANDU 6 nuclear reactor, a new device design concept solution with an operating ...the CANDU 6 nuclear reactor is an electromechanical system with many freedom degrees, able to perform the ...

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Effect of Elevated Temperatures on Heavy Concrete Structural Strength in Qinshan Phase 3 CANDU 6 Reactor Buildings

Effect of Elevated Temperatures on Heavy Concrete Structural Strength in Qinshan Phase 3 CANDU 6 Reactor Buildings

... Heavy concrete is commonly used inside the Qinshan Phase 3 CANDU 6 reactor buildings for radiation shielding functions in order to provide access to key areas during reactor operation. In some cases, the ...

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Heat Transfer Analysis of CANDU 6 Nuclear Reactor using Supercritical Carbon-Dioxide Considering Brayton Cycle

Heat Transfer Analysis of CANDU 6 Nuclear Reactor using Supercritical Carbon-Dioxide Considering Brayton Cycle

... [1]. Lakshmana Kishore.T , Dr. Kiran Chaudhari , Dr. G. Ranga Janardhana, "Computational Characterization of Fluid Flow and Heat Transfer in the Pressure Tube of CANDU 6 Nuclear Reactor with ...

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Condition Assessment of CANDU 6 Cernavoda Units 3 & 4 Civil Structures

Condition Assessment of CANDU 6 Cernavoda Units 3 & 4 Civil Structures

... to CANDU 6 nuclear reactor design have undergone substantial national and international development from the editions used for the Cernavoda Nuclear Power Plants (NPPs) in the mid ...

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Some Applications Related to the Structural Integrity Analyses  of CANDU 6 Pressure Tubes

Some Applications Related to the Structural Integrity Analyses of CANDU 6 Pressure Tubes

... In a CANDU 6 reactor the pressure tubes are made from cold-worked Zr-2.5%Nb alloy. A pressure tube has a wall thickness of 4 mm and an inside diameter of 103 mm and is rolled into the end fittings. Over ...

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Retrofitting of Stainless Steel Liners To Existing CANDU 6 Spent  Fuel Bays

Retrofitting of Stainless Steel Liners To Existing CANDU 6 Spent Fuel Bays

... Traditionally, CANDU 6 plants used non - metallic liner systems such as epoxy based or polyurethane ...recent CANDU 6 nuclear stations, such as Qinshan 1 and 2, stainless steel liners have ...

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An Overview Of Plant Life Management   And Life Extension Plan For Candu  6

An Overview Of Plant Life Management And Life Extension Plan For Candu 6

... In summary, the PLiM program interaction between AECL and several CANDU 6 utilities has provided systematic, in-depth assessments, and promising life prognosis for the ke[r] ...

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Considerations Related to Long-Term Operation for CANDU 6 NPP

Considerations Related to Long-Term Operation for CANDU 6 NPP

... In the same time, the Project offered the opportunity to characterize the Zr-2.5%Nb pressure tubes of CANDU 6 Cernavoda NPP Units 1&2. This structural material fabricated in the early 1980’s is ...

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Seismic Capability of CANDU® 6 ECC System

Seismic Capability of CANDU® 6 ECC System

... In this paper, the seismic capability assessment of the dousing platform, which is part of the ECC system of a CANDU ® 6 nuclear power plant, is discussed. The seismic fragility methodology is reviewed and ...

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Measuring   Deformations in a CANDU 6 Concrete Containment Structure

Measuring Deformations in a CANDU 6 Concrete Containment Structure

... It is concluded that monitoring of deformations occurring in concrete containment structures during the leak-rate pressure tests as well as continuously over the perio[r] ...

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Qinshan Phase 3 CANDU 6 Reactor Buildings Proof Pressure Test and Leak Rate Test

Qinshan Phase 3 CANDU 6 Reactor Buildings Proof Pressure Test and Leak Rate Test

... Prior to the criticality of CANDU Reactor, CSA N287.6 requires that a pre-operational Proof Pressure Test (PPT) and an Integrated Leak Rate Test (ILRT) be conducted to demonstrate the structural integrity and the ...

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Use of Pre-operational Seismic Walkdowns in CANDU 6 Nuclear Power Plant

Use of Pre-operational Seismic Walkdowns in CANDU 6 Nuclear Power Plant

... In CANDU design, safety cabinets are seismically designed and qualified by shake table testing in a free standing state whereas the equipment are normally qualified by device type of testing to satisfy ...

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Earthquake Fatigue Analysis for CANDU Nuclear Power Plants

Earthquake Fatigue Analysis for CANDU Nuclear Power Plants

... For the purpose of the current investigation, both the primary and secondary systems are idealized as three- dimensional systems. The primary system model is a full three-dimensional dynamic system representing the ...

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Advanced CANDU Reactor, Evolution and Innovation

Advanced CANDU Reactor, Evolution and Innovation

... It is the combination of efficient moderation using heavy water, modular fuel channel configuration, on-power fuelling, simple fuel bundle design, and passive heat sinks that are the defining features of any CANDU ...

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Seismic Design Features   of the Acr Nuclear Power Plant (K493)

Seismic Design Features of the Acr Nuclear Power Plant (K493)

... Advanced CANDU Reactor is the genesis of a new generation of technologically advanced reactors founded on the CANDU reactor ...the CANDU product ...on CANDU 6 (700 MWe class) and ...

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The Ontario nuclear power dispute: a strategic analysis

The Ontario nuclear power dispute: a strategic analysis

... AECL is in trouble; it has not sold a single reactor in ten years (by 2008). A new president was appointed in December 2007 to change the situation and return it to its once leading position in the nuclear industry. In ...

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Hardware Controller Implementation of CANDU Nuclear Power Plant Shutdown Systems

Hardware Controller Implementation of CANDU Nuclear Power Plant Shutdown Systems

... Due to the similarities in the logic design and voting mechanisms, the shutdown system #1 of CANDU 6 nuclear power plant could be realistically implemented in the chosen hardware controller. In addition, ...

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High-Temperature CANDU Fuel Pin Deformation:  Experiment and Model

High-Temperature CANDU Fuel Pin Deformation: Experiment and Model

... Modeling vertical or horizontal deformations of a CANDU ® fuel pin poses a significant challenge as the behavior is determined by the interaction of the fuel pellets with the sheath and each other. If the fit ...

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