GE EVT-Pro Manuel utilisateur

EVT-Pro Technical Manual

Version 1.0

Release date: 1-May-2012

ronic

Valve

Energy

The Next Generation Valve Testing Device

for

Pressure and Safety

ReUef

Valves

• imagination

work

Consolidated

EVT

-Pro

Rev - 1.0 / Page 1 / 10/10/2012

The Next Generation Valve Testing Device for Pressure Relief Valves

How to Use This Manual

This manual is equipped with hot links which enable the reader to instantly jump to a desired location in this manual. Also.

There are comments and attachments which can be viewed by clicking on the appropriate icon. Below is an explanation of

the various icons used in this manual.

•The Menu icon will take the reader to the first page of the Table of Contents.

•The Back Arrow will take the reader back one page.

•The Forward Arrow will take the reader to the next page.

•The Chart icon is found on pages which relate directly to the EVT-Pro Software Quick Reference Guide. Click on

this icon to be taken to the first page of the EVT-Pro Software Quick Reference Guide.

•Click on the comment icon to view additional comments.

•Click on the red thumbtacks to view attachments to this manual.

Rev - 1.0 / Page 2 / 10/10/2012

LEGAL NOTICE

To maintain the design, accuracy, safety, and regulatory integrity of the EVT-Pro, a Green Tag

Center (GTC) is NOT authorized to make any changes to the EVT-PRO unit unless approval to

make changes is provided in writing by an authorized person within GE Energy.Specifically, the

following changes are not authorized:

•Modifications of any sort to the test fixture, cabling, mounting, or other changes related to

the test fixture

•Modifications to any software which will alter any setting critical to the accurate testing of

the pressure relief valve

•Modifications to any seat areas of the EVT-PRO which are stored in databases.

•Modifications and/or use of the GE or Consolidated logos in any form other than as

approved for use on the GE website.

*Trademark of General Electric Company 2011 General Electric Company, All rights

reserved Other company names and product names used in this document are the

registered trademarks or trademarks of their manufacturer owners

Rev - 1.0 / Page 3 / 10/10/2012

TABLE OF CONTENTS – Page 1

AUTHORIZED USE AND RESPONSIBILITIES

•Authorized use

•Technician Responsibilities

IN SITU PRV TESTING, TECHNICAL DESCRIPTION

•Overview

•Explanation of graph

•Mathematics of In Situ PRV Testing

•EVT-Pro Physics

•Influence of PRV Geometry on Accuracy

•Influence of Process Pressure on Accuracy

•Transducer Accuracy

•Overall Accuracy

Rev - 1.0 / Page 4 / 10/10/2012

TABLE OF CONTENTS – Page 2

EVT-Pro Technical Components

•Hand Pump with Electronics

•Hardware Assembly

•Hydraulic/Electronic Cable Assembly

•Laptop Computer

Explanation of Functional (Effective) Valve Seat Area

Functional Effective Seat Areas

Using the EVT-Pro Software

How to Test a Valve

Certificate Management

Rev - 1.0 / Page 5 / 10/10/2012

TABLE OF CONTENTS – Page 3

Options

•Hardware Settings

•Software Settings

•Graph Settings

•Category Settings

•Unit Settings

•Back-up database settings

•Report Generator

•Miscellaneous Settings

Calibration Requirements of EVT-Pro

EVT-Pro Calibration Requirements

EVT-Pro Troubleshooting Guide

Rev - 1.0 / Page 6 / 10/10/2012

TABLE OF CONTENTS – Page 4

•ValvKeep IMPORT

•Valvkeep EXPORT

•Quick Reference Guide / Flowchart

•Part Number Listing

•EVT-Pro Marketing Presentation

•EVT-Pro Fact Sheet

EVT-Pro Contacts at General Electric

•

Rev - 1.0 / Page 7 / 10/10/2012

AUTHORIZED USE AND RESPONSIBILITIES

Rev - 1.0 / Page 8 / 10/10/2012

Authorized Use:

The EVT-Pro is constructed using state of the art technology and according to established technical safety regulations.

Improper use of the EVT-Pro can result in injury or death.

Technicians must adhere to the following guidelines in order to prevent personnel accidents or cause damage to the EVT-

Pro or other equipment.

•Consolidated® restricts the use of the EVT-Pro to technicians certified by the Consolidated® Product Training

Department.

•Prior to initial operation, read this technical manual carefully. Ensure all technicians operating the EVT-Pro understand

the functions and controls, the hardware assembly, and the computer.

•Prior to operation, ensure all components of the EVT-Pro are operational. Immediately correct any faults that may

impair testing.

•Do not attempt to make any software changes to the computer system. Do not load any additional software with the

exception of printer drivers to the laptop computer.

•Consolidated®, or its designee, is the only authorized repairer of the EVT-Pro. IN FIELD REPAIRS ARE NOT

AUTHORIZED

Rev - 1.0 / Page 9 / 10/10/2012

Technician Responsibilities

•Keep this technical manual available at all times.

•Observe and comply with recognized safety measures and obligatory regulations regarding accident prevention

and environmental protection.

•Consider additional factors including, but not limited to, organization of work, plant production schedule, and use

of additional personnel when using the EVT-Pro.

•Thoroughly inspect the EVT-Pro periodically during operation to ensure safe operation and accurate test results.

•The EVT-Pro system contains two batteries. The average battery-life for both the computer battery and the

pump battery is eight hours. Ensure the batteries are charged prior to use.

•Always wear appropriate PPE when using the EVT-Pro.

•Do not use the EVT-Pro during periods of inclement weather, i.e., dense fog, rain, sleet, snow, etc. Immediately

abort the use of the EVT-Pro if lightning occurs.

Rev - 1.0 / Page 10 / 10/10/2012

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