1-20 of 24
Keywords: RELAP5
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Proc. ASME. ICONE29, Volume 5: Nuclear Safety, Security, and Cyber Security, V005T05A022, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-91516
... estimate code (RELAP5) with a statistical tool (RAVEN). RELAP5 is used to simulate the thermal-hydraulic response under LOFW accident while a set of uncertainty parameters are propagated through the RELAP5 model using RAVEN. These distributions were sampled using a Latin Hypercube Sampling (LHS) technique...
Proceedings Papers

Proc. ASME. ICONE29, Volume 7A: Thermal-Hydraulics and Safety Analysis, V07AT07A024, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-90285
... in the deterioration of PRHR capacity. A RELAP5 system model and a CFD model were developed for the PRHR system of NHR-200-II, in both models, we focused on the prediction of thermal stratification phenomena in the ring headers of PRHR. Both the case of normal PRHR scenarios (i.e. the SG branches were successfully...
Proceedings Papers

Proc. ASME. ICONE29, Volume 7A: Thermal-Hydraulics and Safety Analysis, V07AT07A039, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-91486
... of the IHEL. The experimental results show that the IHEL provides adequate core cooling capacity. The RELAP5 code is evaluated by the experimental results. The sensitive calculations are conduct which the effects of several parameters include the primary side inlet temperature, the primary side mass flow rate...
Topics: Heat
Proceedings Papers

Proc. ASME. ICONE29, Volume 7A: Thermal-Hydraulics and Safety Analysis, V07AT07A026, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-90343
... in the core section with peak power. The SLB safety analysis methodologies in Administration License Application for typical PWR in China are investigated in this paper. Based on the conservative universal methodology, the best-estimated code RELAP5/MOD3 is used to perform the SLB thermal-hydraulic...
Proceedings Papers

Proc. ASME. ICONE29, Volume 7A: Thermal-Hydraulics and Safety Analysis, V07AT07A069, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-92183
... reactor, the natural circulation gradually established in pool to remove the residual heat after the flap valve opens. In this paper, a simulation model is developed based on the RELAP5 program. And the thermal-hydraulic behaviors of natural circulation established in pool of deep pool-type nuclear...
Proceedings Papers

Proc. ASME. ICONE29, Volume 7A: Thermal-Hydraulics and Safety Analysis, V07AT07A064, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-92103
... RELAP5 LBE LBE cooled fast reactor lead-cooled fast reactor M 2 LFR Abstract To study the transient thermal-hydraulic characteristics of lead and lead-bismuth eutectic (LBE) in the reactor, Relap5 MOD3.2 was adapted to add the physical properties and liquid metal flow model of lead...
Proceedings Papers

Proc. ASME. ICONE29, Volume 7B: Thermal-Hydraulics and Safety Analysis, V07BT07A047, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-93387
... of the trend of flow, the temperature of the tube wall decreased rapidly and then increased slowly. Therefore, the results of various accident conditions in this investigation can contribute to the thermal fatigue analysis of IHX in the near future. intermediate heat exchanger RELAP5 sodium cooled fast...
Proceedings Papers

Proc. ASME. ICONE29, Volume 15: Student Paper Competition, V015T16A037, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-91004
... in the event of loss-of-coolant accident (LOCA). This paper designs and analyses a set of mitigation measures for LOCA in the high flux research reactor. Relap5 is used for thermal hydraulic system analysis and breaks at three different sites are simulated. The primary coolant system includes four loops, each...
Proceedings Papers

Proc. ASME. ICONE29, Volume 15: Student Paper Competition, V015T16A034, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-90971
... LOCA hot leg countercurrent flow RELAP5 two-phase flow Abstract In the event of a Loss of Coolant Accident, a large amount of coolant is released from the reactor, and steam is generated inside the reactor, and then flows down the heat pipe into the steam generator. When a natural...
Proceedings Papers

Proc. ASME. ICONE28, Volume 4: Student Paper Competition, V004T14A093, August 4–6, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ICONE28-66240
... Proceedings of the 2021 28th International Conference on Nuclear Engineering ICONE28 August 4-6, 2021, Virtual, Online ICONE28-66240 ASSESSMENT OF THE INTERFACIAL DRAG MODELS IN RELAP5 WITH MIXTURE LEVEL SWELL EXPERIMENT Wen Zhu Qingche He Luteng Zhang* Chongqing University Chongqing University...
Proceedings Papers

Proc. ASME. ICONE28, Volume 1: Operating Plant Challenges, Successes, and Lessons Learned; Nuclear Plant Engineering; Advanced Reactors and Fusion; Small Modular and Micro-Reactors Technologies and Applications, V001T04A012, August 4–6, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ICONE28-64466
..., the RELAP5 4.0 code is used to model the system, and then the numerical calculation of steady and transient state was M Mass (kg) carried out to obtain the important thermal-hydraulic P Pressure (Pa) characteristic parameters. Meanwhile, the variations of the parameters were obtained during the transient...
Proceedings Papers

Proc. ASME. ICONE28, Volume 2: Nuclear Fuels, Research, and Fuel Cycle; Nuclear Codes and Standards; Thermal-Hydraulics, V002T07A009, August 4–6, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ICONE28-64117
... Proceedings of the 2021 28th International Conference on Nuclear Engineering ICONE28 August 4-6, 2021, Virtual, Online ICONE28-64117 RELAP5 CODE ANALYSES OF PKL-4 PROJECT TEST ON PWR MULTIPLE STEAM GENERATOR TUBE RUPTURE ACCIDENT WITH RECOVERY ACTIONS SEKINE Masashi 1, KANEKO Junichi 1, and TAKEDA...
Proceedings Papers

Proc. ASME. ICONE2020, Volume 3: Student Paper Competition; Thermal-Hydraulics; Verification and Validation, V003T12A019, August 4–5, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICONE2020-16294
... Beijing, Haidian, China Qian Sun Institute Of Nuclear And New Energy Technology Beijing, Haidian, China * Corresponding author. E-mail address: zhouzhw@mail.tsinghua.edu.cn (Zhou Zhiwei). Keywords: OTSG, RELAP5, power rising, power descending, flow instability, ABSTRACT As key heat transfer system...
Proceedings Papers

Proc. ASME. ICONE2020, Volume 3: Student Paper Competition; Thermal-Hydraulics; Verification and Validation, V003T12A020, August 4–5, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICONE2020-16296
...VALIDATION OF RELAP5/MOD3.4 FOR FLASHING-INDUCED INSTABILITIES IN A NATURAL CIRCULATION LOOP Yifan Xu Fundamental Science on Nuclear Safety and Simulation Technology Laboratory, Harbin Engineering University Harbin, Heilongjiang, China Minjun Peng Fundamental Science on Nuclear Safety...
Proceedings Papers

Proc. ASME. ICONE21, Volume 3: Nuclear Safety and Security; Codes, Standards, Licensing and Regulatory Issues; Computational Fluid Dynamics and Coupled Codes, V003T06A013, July 29–August 2, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ICONE21-15314
... takes the form of directly safety injection, which has great effects on the flow and heat transfer of the reactor pressure vessel and it has influence on the process of the SBLOCA finally. In present work, an SBLOCA analytical model has been developed with RELAP5 code to analyze special design features...
Proceedings Papers

Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 243-248, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-29239
... of engineering physics Tsinghua University Beijing, China 2National Key Laboratory of Science and Technology on Reactor System Design Technology Nuclear Power Institute Of China Chengdu, Sichuan, China ABSTRACT On the basis of best estimate thermal-hydraulic system code RELAP5, sub-channel code COBRA-IV...
Proceedings Papers

Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 2, 425-430, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-30215
..., CA 92024, USA Brian S. Allison Innovative Systems Software, LLC, 1284 South Woodruff, Idaho Falls, Idaho, 83404, USA Judith K. Hohorst Innovative Systems Software, LLC, 1284 South Woodruff, Idaho Falls, Idaho, 83404, USA KEY WORDS: RELAP/SCDAPSIM, RELAP5, RELSIM ABSTRACT RELAP/SCDAPSIM, designed...
Proceedings Papers

Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 3, 635-640, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-29900
... 08 04 2011 The RELAP5/SCDAP Mod3.2(am5) code is employed to simulate the OSU-AP1000-05 test conducted in the A dvanced P lant Ex perimental (APEX) test facility at Oregon State University (OSU). The APEX-1000 test facility is an one-fourth height, one-half time scale, and reduced...
Proceedings Papers

Proc. ASME. ICONE16, Volume 3: Thermal Hydraulics; Instrumentation and Controls, 579-588, May 11–15, 2008
Publisher: American Society of Mechanical Engineers
Paper No: ICONE16-48578
... FBR RELAP5 Steam-Generator Turbine trip Two Phase Flow Transient Thermal-Hydraulic analysis blow down In order to develop a thermal-hydraulic analysis model of the SG (steam-generator) to simulate transient phenomena in the FBR (sodium cooled fast breeder reactor) MONJU, JNES (Japan...
Proceedings Papers

Proc. ASME. ICONE16, Volume 3: Thermal Hydraulics; Instrumentation and Controls, 759-768, May 11–15, 2008
Publisher: American Society of Mechanical Engineers
Paper No: ICONE16-48720
... ADS EFIT RELAP5 Thermal-hydraulics Transient analysis The European Facility for Industrial Transmutation (EFIT) is aimed at demonstrating the feasibility of transmutation process through the Accelerator Driven System (ADS) route on an industrial scale. The conceptual design...