pressure vessel design presentation

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An Appreciation of the;

Simple Pressure Vessel Directive.Simple Pressure Vessel Directive.

Pressure Equipment Directive. Pressure Equipment Directive.

Machinery Directive. Machinery Directive.

LegislationLegislation

Factories Act 1955 European Directives Harmonised Standards Irish Standards Supporting Standards

Introduction Introduction Simple Pressure Vessel Directive

87/404/EEC Implementation: June 1992. Essential Safety Requirements. 0.5 to 30 bar & PS.V not exceeding

10,000bar/litre. Air or Nitrogen – Unfired. Interpretation & Appreciation.

Introduction Introduction

European Pressure Equipment Directive 97/23/EC.

Implementation: 29/05/2002. Essential Safety Requirements. Pressure Vessels of 0.5 bar and greater. Interpretation & Appreciation

Introduction Introduction

Machinery Directive

98/37/EC.

Implementation: 01/01/1995 Machinery Essential Safety Requirements. Interpretation & Appreciation.

Pressure Equipment DirectivePressure Equipment Directive

Scope. Exclusions. Notified Body. Essential Safety Requirements.

General, Design, Manufacture,

Materials, Hazard Assessment.

Harmonized Standards. Alternative Compliance. Safeguard Clause. CE marking and Declaration of Conformity.

Pressure Equipment DirectivePressure Equipment Directive

Overview Overview Classification- Group 1 Dangerous fluids.

Group 2 All other fluids. Category I, II, III, IV.

Equipment falls within a category depending on; Whether it is;

A vessel, assembly, etc. Liquid or a gas.

Maximum Allowable Pressure*Volume. PS*V

Vessels sample chart.Vessels sample chart.

I II III IV

0.1 1000V

PS1000

200

1.0

PS.V=25 IPS.V=50 IIPS.V=200 IIIPS.V=1000 IV

0.5

Category. Category.

I - does not require a Notified Body. II -requires surveillance of final assessment. III -requires EC Type examination and

surveillance of final assessment. IV -requires type examination and verification

of each final item of pressure plant.

Category - Module.Category - Module.

Category Module

IV B+D,B+F,G,H1.

III B1+D,B1+F,B+E,B+C1,H.

II A1,D1,E1.

I A

0 Sound Engineering Practice.

Modules.Modules. A-internal production control. A1- as above with final monitoring. B- EC Type examination. B1- EC Design Examination. C1-Monitoring of final assessment for B. D -QA for production ,inspection & testing. D1- as above and Notified Body assessment

of QA.

Modules cont:Modules cont: E -QA Final inspection & testing of each

item of pressure plant & N.B approve technical document for the Type.

E1 - as above but without Technical Document approval on Type.

F- Product Verification. N.B examines design, construction, calculations,

documentation and issue Certificate of Conformity.

Modules Cont:Modules Cont:

G - Unit Verification. N.B examines and tests each item of pressure plant as per standards. Issues Certificate of Conformity.

H -Full QA. N.B audits full QA procedures. H1-As above with design examination and

testing by N.B.

Category - Module.Category - Module.

Category Module

IV B+D,B+F,G,H1.

III B1+D,B1+F,B+E,B+C1,H.

II A1,D1,E1.

I A

0 Sound Engineering Practice.

(no C.E mark)

In Service Issues.In Service Issues.

What is the PS value. Hydraulic Test values. Repair Implications - major & minor.

Does C.E marking apply

Is a risk assessment required. Second Hand pressure vessels

within / outside the Community.

SummarySummary

What is Different - Then & now. Implementation: 29/05/2002. Appreciation of the P.E.D. Implications and Responsibilities. F.A. Questions.

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ENGINEERING SERVICES.ENGINEERING SERVICES.