0343 PED Hazard AnalysisPractical guidance

by: ing. H. Verschuren

Lloyd’s Register Netherlands

0343Content

• Hazard Analysis

• Essential Safety Requirements

• Instructions for use

• Hazard analysis, example

0343Manufacturer

Responsibilities

• ensure design and manufacturing to ESR’s

• ensure conformity assessment with ESR’s

0343Hazard Analysis

• Consider all applicable hazards. Known and foreseeable, use and foreseeable misuse.

• Take into account all ESR’s if applicable.

• Instructions for use, containing all safety information.

0343Hazard Analysis

MethodEN 1050

• elimination

• reduction

• warning

0343

Essential Safety Requirements

• From cat I to IV obliged

• manufacturer has to provide a description of solutions adopted to meet the ESR’s. If no is harmonised standards are used.

0343Instructions for use

Pressure equipment should be accompanied by instructions for use.

Contain information relating to:

• mounting / assembling

• putting into service

• use

• maintenance

0343Instructions for use

Content

• All info as mentioned in ann I §3.3 “Marking and labelling”

• All other relevant safety info

• All hazards not prevented by design or protective measures

0343Hazard Analysis

• evaluation of all appl hazards

• description of solutions adopted to meet ESR’s (harm standards not used)

• Determining content for instructions for use

0343

Hazard Analysis example

• Type of hazard

2.2 design for adequate strength2.2.1 Internal pressure

• Relevant

Yes

• By

Manufacturer

0343

No Type of hazard Rele-vantY / N

Risk estimation by

Description of hazard

1 Internal pressure-normal operating conditions-regeneration conditions-thermal liquid expansion-exothermal reactions/run away

YNNN

MMMM

2 External pressure-vacuum-normal operating conditions-regeneration conditions-condensing steam/vapour due to cooling down

0343

Description of hazard Risk No.

ActionRequired

Y / N

Inlet from V1504, heating from steam jacket

72 Y

 

 

0343

If applicable: risk reduction by

Design Use3)

Construction Reduction Additional precautions

Warning

EN 13445-3 NA NA Y

0343

4)Explications Action number

1Design

2Warning  

 

 

03431)Type of action

Description of precaution

1D Design for internal pressure of 12 bar according to EN13445-3

 

2W Max allowable pressure 12 bar.

 

 

0343

Lloyds Register Netherlands

0343

0343

Conformity asssessment procedures

AG H

D F

Nobo/UI

Nobo

Nobo

Nobo/UI

Nobo/ UI

Man

ufD

esig

n

= QA System Certifications

Fin

al a

sses

E1

Nobo

A A1

Nobo/

UI

Nobo/

UI

E

Nobo/UI

NoboNobo

Nobo

D1 H1I II II II IIIIV IV

III

Typeond.

B1 Ontwp Ond.

IVIIIIII

IV

Nobo Nobo

III

Nobo/UI

C1

B

+

+

Nobo

Nobo

Nobo

NoboNobo Nobo

+