[PDF] Top 20 Frequency Response Analysis of NPP Containment with WWER-1000 Type Reactor

Frequency Response Analysis of NPP Containment with WWER-1000 Type Reactor

... Vibration of RO-1 has been measured alternately at three points of RO-1 containment which is 76 m high and 47.4 m in diameter (Fig.1): top of the dome (76.0 m), holdout ring (70.3 m), point on the ground next to ... See full document

5

Seismic Strengthening of Overhead Roads between Reactor Buildings of WWER-1000MW Type NPP

... between WWER-1000MW Reactor Units at Kozloduy ...connecting reactor buildings with auxiliary ...The analysis of the upgraded structure is performed for Review Level Earthquake ...with ... See full document

10

Seismic Qualification of Fluid Operated Valves at WWER-1000MW Type NPP

... operating WWER-1000MW type ...and analysis applying ASME code. The plant specific floor response spectra and the as-built conditions are taken into ...Safety Analysis Report additional ... See full document

6

Soil-Structure Interaction Analysis Of RBMK-1000 MW Type NPP For Seismic Event

... The floor response spectra generated with the soil supported model can be used for seismic evaluation of the equipment and commodities in the Reactor Building. Seismic[r] ... See full document

8

Seismic Response Analyses of Turbine Hall and Electrical Building of RBMK-1000 MW Type NPP (K018)

... SSI analysis was applied to evaluate the seismic response of the Main Building Complex using the CLASSI chain of programs ...model. Frequency independent equivalent soil springs and dampers were ... See full document

9

Seismic Evaluation and Upgrading Design of Overhead Roads between Reactor Buildings of WWER-1000MW type NPP (K064)

... The dynamic analysis of Segments shows fundamental frequencies in the range of 0.9Hz-1.0Hz, which is low for this type of structure. The direction of the first mode is as expected longitudinally along the ... See full document

7

Seismic Evaluation and Upgrading Design of Steel Ventilation Stacks at WWER type NPP (K062)

... the response spectra at footing of supporting truss envelope the response spectra at footing of stack tube, the first set of spectra are used for the seismic ...excitation analysis, a single support ... See full document

8

Seismic Qualification of Heatexchanger at WWER-1000 MW Type NPP

... The objective of the study is seismic qualification of already installed heat exchanger and its supporting structure in operating WWER-1000 MW type NPP. The criteria of ASME code are applied ... See full document

8

Seismic Evaluation of Containment Shell - WWER-1000 Type Reactor Building

... A global finite element model is used for investigation of the seismic response of the whole building structure.. This model describes all main parts of the reactor [r] ... See full document

6

Seismic Qualification of Bubbler at WWER-1000 MW Type NPP

... the response of the bubbler general model primarily with their mass, their stiffness is insignificant; so it is assumed that they are rigidly connected to the pipe ...for analysis of the bubbler body, steam ... See full document

7

Reconstitution of Time-limited Ageing Analyses for Justification of Long-Term Operation of Paks NPP

... Paks NPP. For example, currently the ISI programs at Paks NPP are under comprehensive review in order to modify them to meet the requirements of the ASME BPVC Section ...for WWER-440/213 design (see ... See full document

8

Calculations of Fuel Rod Cladding Deformation for a Reactor Plant Wwer-1000 Under LB Loca (C180)

... of reactor plant (RP) safety under accident the calculational determination is made of temperature and mechanical condition of fuel rod cladding in the reactor ... See full document

6

Safety Assessment of VVER-1000 PWR Type Containment Foundations

... of NPP structure and bedding resulting from technological requirements are set by corresponding design standards, power supply equipment maintenance rules, or design specifications that would, if required, take ... See full document

6

Development of an Analytical Model for Local Hydrogen Behavior Analysis in NPP Containment

... Hence, in this study, local concentrations of hydrogen simulated by helium have been measured in the mixing test facility to understand the local mixing and/or st[r] ... See full document

8

Dynamic Behavior and Functional Reliability of WWER 1000 Turbine Foundation

... The analysis includes calculation of the forced vibration amplitudes and comparison between analytically obtained and recorded data respectively. During the tests the revolutions of the turbine were steadily ... See full document

15

New high-speed system for controlling the parameters of a nuclear reactor in a nuclear power plant

... VVER-1000 reactor (for other types of reactors, it will be necessary to make some improvements and changes to the monitoring and control system we ... See full document

5

Performance Tests of Reactor Containment Structures of the HTTR

... The containment structures of the high temperature engineering test reactor (ITI~R) consist of a reactor containment vessel (CV), a service area (SA) and an emerg[r] ... See full document

7

High Performance Concrete for Containment Structures

... The Primary containment structures (PCS), secondary containment structures (SCS) and major components of the NPP structure are mainly composed of prestressed concrete [r] ... See full document

8

Aging Problems and Residual Life Time Evaluation of the WWER-1000 MW Containment Shell Structure

... in containment are concrete, reinforcement steel and steel for structures shaped the anchoring of ...the containment, passing through different periods of its exploitation until the last ... See full document

8

Calculational Analysis of WWER-1000 Fuel Assembly Operational Deformation (C179)

... in WWER-1000 reactor core at central SG level One of the main tasks of thermomechanical calculation of the core is a prediction of distribution of inter- assembly gaps and their change in the course ... See full document

6