{"id":990126,"date":"2022-11-17T13:12:52","date_gmt":"2022-11-17T16:12:52","guid":{"rendered":"https:\/\/biogroup.com.ar\/hazop\/"},"modified":"2026-05-19T15:15:22","modified_gmt":"2026-05-19T18:15:22","slug":"hazop","status":"publish","type":"page","link":"https:\/\/biogroup.com.ar\/en\/hazop\/","title":{"rendered":"HAZOP"},"content":{"rendered":"\t\t
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<\/div>\n
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\n \u2699\ufe0f HAZOP \u00b7 What-IF \u00b7 FMEA \u00b7 SIL \u00b7 IEC 61882 \u00b7 IEC 61511 \u00b7 Process Safety \u00b7 Risk Reduction\n <\/div>\n

\n HAZOP & Process Safety Studies<\/span>\n <\/h1>\n

\n Systematic, node-by-node process hazard identification \u2014 improving plant safety,\n reducing insurance costs and demonstrating compliance with international standards.\n <\/p>\n

\n Biogroup is a trusted provider with extensive experience in HAZOP studies\n and other systematic process safety analyses. We offer \n independent facilitation<\/strong> of HAZOP, What-IF and FMEA studies \u2014\n applying guide-word methodology systematically to every process node,\n with the objective of identifying hazards and operability issues\n before they result in accidents or costly downtime.<\/strong>\n <\/p>\n

\n Our experts provide a fully objective HAZOP \u2014 ensuring well-structured,\n facilitated meetings, encouraging creative solutions and delivering\n complete, actionable documentation that satisfies IEC 61882, IEC 61511,\n CCPS guidelines and Argentine Res. 306\/2014.\n <\/p>\n

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Independent facilitation<\/div>\n
Objective \u00b7 systematic<\/div><\/div>\n
IEC 61882 \u00b7 61511<\/div>\n
International standards<\/div><\/div>\n
HAZOP \u00b7 What-IF \u00b7 FMEA<\/div>\n
Full method suite<\/div><\/div>\n
+35 years<\/div>\n
Process safety expertise<\/div><\/div>\n <\/div>\n <\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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\ud83d\udee1\ufe0f<\/div>\n
\n Improve operational safety<\/div>\n
Identify potential\n failure scenarios systematically before they materialise \u2014 reducing the probability\n of accidents that cause injuries, fatalities, property damage and production\n interruption. HAZOP findings directly inform engineering and procedural\n safety improvements.<\/div>\n <\/div>\n
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\ud83d\udcb0<\/div>\n
\n Minimise costs<\/div>\n
Differentiate\n systematically between necessary and merely useful safety measures \u2014 creating\n a predictable cost basis, optimising resource allocation and avoiding unnecessary\n investment. HAZOP in the design phase costs a fraction of post-construction\n remedial action.<\/div>\n <\/div>\n
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\ud83d\udccb<\/div>\n
\n Regulatory compliance<\/div>\n
HAZOP is required or\n strongly recommended by IEC 61882, IEC 61511, Res. 306\/2014 (Santa Fe), CCPS\n guidelines and international lender requirements (IFC EHS). Documented HAZOP\n studies improve insurance conditions and demonstrate due diligence.<\/div>\n <\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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<\/div>\n What is a HAZOP study \u2014 the methodology explained<\/span>\n
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\n HAZOP \u2014 Hazard and Operability Study<\/div>\n
\n A multidisciplinary team, guide words, systematic node-by-node deviation analysis\n \u2014 the most rigorous hazard identification method available for process plant.<\/div>\n <\/div>\n
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\n In a HAZOP study, a multidisciplinary team of experts uses a systematic,\n guide-word-based approach to identify potential hazards arising from\n deviations from the design intent<\/strong> of processes associated\n with the operation and modification of the plant or installation. The HAZOP team\n evaluates the causes and consequences of each deviation, the existing safeguards,\n and the preventive measures for implementing corrective actions.<\/p>\n

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\n \ud83c\udfaf What HAZOP asks<\/div>\n
\n What can go wrong?<\/strong> \u2014 systematic identification of all plausible\n deviations from design intent at each process node.<\/div>\n <\/div>\n
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\n \ud83d\udd0d How HAZOP identifies it<\/div>\n
\n Guide-word combinations applied to each design parameter \u2014 generating a\n complete matrix of plausible deviations that structured brainstorming\n would miss.<\/div>\n <\/div>\n
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\n \u2705 What HAZOP produces<\/div>\n
\n Action-oriented deviation tables: cause \u2192 consequence \u2192 existing safeguards\n \u2192 recommendations \u2192 assigned responsibility \u2014 the basis for engineering\n and procedural improvements.<\/div>\n <\/div>\n <\/div>\n
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\n Applicable to all process plant types:<\/strong>\n continuous processes, batch operations, piped systems, storage and handling\n facilities, control systems \u2014 both planned (greenfield design) and existing\n (retrofit, modification, periodic revalidation). Maximum effectiveness is\n achieved when performed during conceptual design, when recommendations can\n influence the overall design.<\/div>\n <\/div>\n <\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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<\/div>\n HAZOP guide words \u2014 the systematic deviation engine<\/span>\n
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\n Guide words ensure no deviation is overlooked \u2014 the key to HAZOP's completeness<\/div>\n
\n Guide words are combined with process parameters to generate a complete matrix\n of deviations. A HAZOP study is only as complete as its guide-word application \u2014\n an experienced facilitator applies each guide word to every parameter at every node,\n without shortcuts.<\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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NO \/ NOT<\/span>
Complete negation<\/div><\/div><\/div>
The design intention is completely absent \u2014 no flow, no reaction, no transfer where it is intended.<\/div>
e.g. NO FLOW \u2192 blocked valve, pump failure, pipe fracture<\/div><\/div><\/div>
MORE<\/span>
Quantitative increase<\/div><\/div><\/div>
A quantitative increase in a parameter above design intent.<\/div>
e.g. MORE FLOW \u2192 overfill, pressure surge \u00b7 MORE TEMPERATURE \u2192 runaway<\/div><\/div><\/div>
LESS<\/span>
Quantitative decrease<\/div><\/div><\/div>
A quantitative decrease in a parameter below design intent.<\/div>
e.g. LESS FLOW \u2192 insufficient cooling \u00b7 LESS LEVEL \u2192 pump cavitation<\/div><\/div><\/div>
AS WELL AS<\/span>
Qualitative addition<\/div><\/div><\/div>
An additional component or activity occurs in addition to the design intent.<\/div>
e.g. AS WELL AS \u2192 contamination, additional phase (liquid in gas line)<\/div><\/div><\/div>
PART OF<\/span>
Qualitative substitution<\/div><\/div><\/div>
Only part of the design intention is achieved.<\/div>
e.g. PART OF \u2192 partial reaction, incomplete separation<\/div><\/div><\/div>
REVERSE<\/span>
Logical opposite<\/div><\/div><\/div>
The logical opposite of the design intention occurs.<\/div>
e.g. REVERSE FLOW \u2192 backflow, siphoning \u00b7 REVERSE REACTION<\/div><\/div><\/div>
OTHER THAN<\/span>
Complete substitution<\/div><\/div><\/div>
A completely different activity from the design intention.<\/div>
e.g. OTHER THAN \u2192 wrong material, incorrect operation sequence<\/div><\/div><\/div>
EARLY \/ LATE<\/span>
Timing deviation<\/div><\/div><\/div>
Something occurs earlier or later than intended in time.<\/div>
e.g. EARLY VALVE OPENING \u2192 high pressure exposure \u00b7 LATE IGNITION<\/div><\/div><\/div>
WHERE ELSE<\/span>
Location deviation<\/div><\/div><\/div>
Applicable to location \u2014 applies to spatial deviations from design.<\/div>
e.g. WHERE ELSE \u2192 leakage path, alternative route for flow<\/div><\/div><\/div>\n<\/div>\n
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\n Process parameters to which guide words are systematically applied<\/div>\n
\n Flow<\/span>Pressure<\/span>Temperature<\/span>Level<\/span>Composition<\/span>Phase<\/span>Viscosity<\/span>Reaction rate<\/span>Time\/Sequence<\/span>Agitation<\/span>Utility services (cooling water, steam, power)<\/span>Startup \/ shutdown<\/span>Maintenance<\/span>Instrumentation \/ control<\/span>\n <\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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<\/div>\n When to conduct a HAZOP \u2014 and related hazard identification methods<\/span>\n
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\ud83d\udcc5 When to conduct HAZOP<\/div>\n <\/div>\n
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\n Conceptual design (FEED)<\/strong> \u2014 highest value; recommendations\n can influence overall design and layout before any capital has been committed.\n

\n Detailed design (HAZOP on P&IDs)<\/strong> \u2014 standard practice;\n applied to piping and instrumentation diagrams before construction begins.\n

\n Pre-startup (PSSR)<\/strong> \u2014 final verification before commissioning\n that all HAZOP recommendations have been implemented.\n

\n Existing plant revalidation<\/strong> \u2014 periodic reHAZOP for plants\n that have not been studied for 5+ years, or following significant process\n modifications.\n

\n Post-incident<\/strong> \u2014 root cause analysis using HAZOP-derived\n knowledge base.\n <\/div>\n <\/div>\n <\/div>\n\n
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\ud83d\udd27 Complementary methods<\/div>\n <\/div>\n
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\n What-IF Analysis<\/strong> \u2014 structured brainstorming technique.\n More flexible than HAZOP; applicable to complex multi-purpose facilities.\n Often used in combination with HAZOP for comprehensive coverage.\n

\n FMEA (Failure Modes and Effects Analysis)<\/strong> \u2014 IEC 60812;\n equipment-level failure mode analysis with Risk Priority Number (RPN).\n Required for SIL verification and safety instrumented system (SIS) design.\n

\n LOPA (Layer of Protection Analysis)<\/strong> \u2014 quantitative\n assessment of independent protection layers (IPLs) to determine whether\n existing safeguards achieve the required risk reduction target.\n

\n SIL verification<\/strong> \u2014 IEC 61511; determination of the Safety\n Integrity Level required for safety instrumented functions.\n <\/div>\n <\/div>\n <\/div>\n\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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<\/div>\n What Biogroup's HAZOP service includes<\/span>\n
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\n An independent, objective service \u2014 from scope definition to final action register<\/div>\n
\n Experienced facilitator \u00b7 modern data processing techniques \u00b7 complete documentation \u00b7\n actionable recommendations<\/div>\n <\/div>\n
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\n Study preparation<\/div>\n
\n \u2713 Identification of study scope, objectives and boundaries
\n \u2713 Collection and review of P&IDs, PFDs, line lists, data sheets
\n \u2713 Node definition and list preparation
\n \u2713 Team composition \u2014 recommendation of specialist experts
\n \u2713 Meeting scheduling and preparation of HAZOP worksheets\n <\/div>\n <\/div>\n
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\n Study execution<\/div>\n
\n \u2713 Independent facilitation by experienced HAZOP leader
\n \u2713 Guide-word application to all parameters at each node
\n \u2713 Cause, consequence, safeguard and recommendation recording
\n \u2713 Risk ranking of identified scenarios (consequence \u00d7 frequency matrix)
\n \u2713 Live documentation using modern HAZOP data processing software\n <\/div>\n <\/div>\n
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\n Documentation and deliverables<\/div>\n
\n \u2713 Complete HAZOP worksheets \u2014 deviation tables per node
\n \u2713 Action register with assigned owners and target completion dates
\n \u2713 Risk ranking matrix for all identified scenarios
\n \u2713 Executive summary with prioritised safety recommendations
\n \u2713 Compatibility with IEC 61882 formal report requirements\n <\/div>\n <\/div>\n
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\n Follow-up support<\/div>\n
\n \u2713 Recommendation close-out verification (if required)
\n \u2713 LOPA (Layer of Protection Analysis) for high-priority scenarios
\n \u2713 SIL determination for safety instrumented functions
\n \u2713 Integration with full Risk Analysis study (Res. 306\/2014)
\n \u2713 Revalidation study after process modifications\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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<\/div>\n Industries we serve<\/span>\n
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\u26fd<\/div>
Petroleum refining<\/div>
Distillation \u00b7 cracking \u00b7 hydrotreating<\/div><\/div>
\ud83e\uddea<\/div>
Chemical manufacturing<\/div>
Reactive systems \u00b7 hazardous chemicals<\/div><\/div>
\ud83c\udf3e<\/div>
Agro-industrial<\/div>
Grain \u00b7 oilseed \u00b7 solvent extraction<\/div><\/div>
\u2697\ufe0f<\/div>
Fertilisers<\/div>
NH\u2083 \u00b7 HNO\u2083 \u00b7 urea \u00b7 dangerous reactions<\/div><\/div>
\ud83c\udfed<\/div>
Industrial gases<\/div>
Pressurised storage \u00b7 liquefied gas<\/div><\/div>
\ud83d\udc8a<\/div>
Pharmaceutical<\/div>
GMP \u00b7 reactive synthesis \u00b7 solvents<\/div><\/div>
\ud83d\udd0b<\/div>
Electrochemical<\/div>
Battery \u00b7 electrolysis \u00b7 acid handling<\/div><\/div>
\ud83d\ude9b<\/div>
Hazardous materials logistics<\/div>
Loading \u00b7 unloading \u00b7 storage \u00b7 transfer<\/div><\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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<\/div>\n Standards and regulatory references<\/span>\n
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\n Applicable standards and regulatory references<\/div>\n <\/div>\n
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IEC 61882:2016<\/div>
HAZOP application guide<\/div>
International standard covering the full HAZOP study procedure \u2014 guide words, recording format, team composition and report requirements<\/div><\/div>
IEC 61511<\/div>
Safety Instrumented Systems<\/div>
Functional safety for safety instrumented systems in the process industry. HAZOP is a key input for hazard and risk assessment (Part 1, Clause 8)<\/div><\/div>
IEC 60812<\/div>
FMEA procedure<\/div>
Standard for failure mode and effects analysis \u2014 complementary to HAZOP for equipment-level failure mode identification and SIL verification<\/div><\/div>
CCPS Guidelines<\/div>
Center for Chemical Process Safety<\/div>
Chemical Process Safety guidelines \u2014 Guidelines for Hazard Evaluation Procedures (AIChE\/CCPS) \u2014 the industry reference for PHAs<\/div><\/div>
Res. 306\/2014<\/div>
Santa Fe Environment Agency<\/div>
Argentine provincial regulation requiring Risk Analysis Studies incorporating HAZOP\/What-IF methodology for hazardous industrial facilities<\/div><\/div>
API RP 14C \/ 14J<\/div>
Oil & gas process safety<\/div>
API recommended practices for process safety analysis in upstream oil and gas operations \u2014 complementary to IEC 61882<\/div><\/div>\n <\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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<\/div>\n Related services<\/span>\n
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\ud83d\udd25 Risk Analysis \u2192<\/div>
HAZOP \u00b7 QRA \u00b7 BLEVE \u00b7 Res. 306\/2014 \u00b7 Santa Fe<\/div><\/a>
\ud83e\uddba Occupational Health \u2192<\/div>
Noise \u00b7 VOCs \u00b7 metals \u00b7 vibration \u00b7 SRT 295\/03<\/div><\/a>
\ud83c\udfed Stack Emissions \u2192<\/div>
EPA methods \u00b7 isokinetic \u00b7 dioxins\/furans<\/div><\/a>
\ud83c\udf2b\ufe0f Air Pollutants \u2192<\/div>
AERMOD \u00b7 EIA \u00b7 toxic plume \u00b7 odour<\/div><\/a>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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\n HAZOP \u00b7 What-IF \u00b7 FMEA \u00b7 SIL \u00b7 IEC 61882 \u00b7 IEC 61511 \u00b7 Res. 306\/2014\n <\/div>\n
\n Need a HAZOP or process safety study?<\/div>\n
\n Contact us to discuss the scope and objectives of your study.\n Biogroup provides independent, experienced facilitation that satisfies\n IEC 61882, IEC 61511, CCPS guidelines and Argentine regulatory requirements.\n <\/div>\n \n Request a HAZOP study \u2192<\/a>\n
\n \ud83d\udcde +54 341 425-6431<\/span>\n <\/span>\n \u2709 biogroup@biogroup.com.ar<\/span>\n \ud83d\udccd 3 de febrero 920 \u00b7 Rosario, Argentina<\/span>\n Mon\u2013Fri 08:00\u201317:00<\/span>\n <\/div>\n <\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

⚙️ HAZOP \u00b7 What-IF \u00b7 FMEA \u00b7 SIL \u00b7 IEC 61882 \u00b7 IEC 61511 \u00b7 Process Safety \u00b7 Risk Reduction HAZOP & Process Safety Studies Systematic, node-by-node process hazard identification \u2014 improving plant safety, reducing insurance costs and demonstrating compliance with international standards. Biogroup is a trusted provider with extensive experience in HAZOP studies and…<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false,"_joinchat":[],"footnotes":""},"class_list":["post-990126","page","type-page","status-publish","hentry"],"yoast_head":"\nHAZOP - BioGroup<\/title>\n<meta name=\"description\" content=\"HAZOP. RISK ANALYSIS. PROCESS SAFETY. 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