ML20148J126

Responds to 780330 & 780612 NRC Request for Addl Info on Demonstration Test & Forwards 3 Repts on Sump & Spray Pumps

Date released: 06/10/2020	Download: ML20148J126

Rev NPSH Calculations for RHR & Containment Spray Pumps Operating in Recirculation Mode.Verifies Effectiveness of the Containment Sump & Describes Constr of 1:4 Scale Physical Model W/Test Results

ML20148J188
Person / Time
Site:	Sequoyah
Issue date:	10/27/1978
From:	TENNESSEE VALLEY AUTHORITY
To:
References
Download: ML20148J188 (9)

Model Study of Sequoyah RHR Sump. Concludes Initial Design of Sump Was Satisfactory for All Design Conditions,Incl worst-case 50% Screen Blockage,Excepting Air Entrapment During Initial Filling

ML20148J181
Person / Time
Site:	Sequoyah
Issue date:	10/31/1978
From:	Fain T TENNESSEE VALLEY AUTHORITY
To:
References
Download: ML20148J181 (29)

Study of Effects of Steam Jets & Water Jets on Emergency Sump. Concludes That Air Entrainment Due to Break at Steam Generator Nozzle Will Not Adversely Affect Functional Capability of Sump

ML20148J175
Person / Time
Site:	Sequoyah
Issue date:	09/30/1978
From:	TENNESSEE VALLEY AUTHORITY
To:
References
Download: ML20148J175 (14)

Responds to 780330 & 780612 NRC Request for Addl Info on Demonstration Test & Forwards 3 Repts on Sump & Spray Pumps

ML20148J121
Person / Time
Site:	Sequoyah
Issue date:	11/07/1978
From:	Gilleland J TENNESSEE VALLEY AUTHORITY
To:	VARGA S A Office of Nuclear Reactor Regulation
References
Download: ML20148J121 (2)