HVAC Design for Oil and Gas Facilities | EveryEng

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Self-paced Intermediate

HVAC Design for Oil and Gas Facilities

4(161)

1075 views

$ 100

654 min

Anytime

English

1075 views

Oil & Gas Upstream

7-day money-back guarantee
Lifetime access
Certificate of completion

Why enroll

Participants enroll in this course to gain specialized HVAC design expertise required for one of the most demanding engineering sectors — the oil and gas industry. Unlike conventional commercial or residential HVAC systems, oil and gas facilities involve complex safety, reliability, and environmental challenges that require advanced design understanding and practical application skills.

Your instructor

Sajjad Ansari

MEP Project Engineer & Professional Trainer

India

Is this course for you?

You should take this if

You work in HVAC or Oil & Gas Upstream
You're a Mechanical Engineering / Chemical & Process professional
You have some foundational knowledge in the subject
You want to build skills in Engineering & Design, Project Management

You should skip if

You're looking for an introductory overview course
You need a different specialisation outside Mechanical Engineering
You need live interaction with an instructor

Course details

The objective of this course is to equip learners with the specialized knowledge and practical skills required to design, analyze, and implement efficient HVAC systems for oil and gas facilities. The course focuses on understanding the unique environmental, safety, and operational challenges associated with the oil and gas industry and developing reliable HVAC solutions that meet international codes, standards, and hazardous area requirements.

The HVAC Design for Oil and Gas Facilities course provides a comprehensive understanding of heating, ventilation, and air conditioning systems specifically tailored for upstream, midstream, and downstream oil and gas applications.

Students will learn how to perform load calculations, equipment selection, air distribution design, and pressurization control in environments where safety, explosion protection, and reliability are critical.

Course suitable for

Key topics covered

Introduction to HVAC Systems in Oil & Gas Industry
- Overview of HVAC applications in upstream, midstream, and downstream facilities
- Differences between commercial and industrial HVAC systems
- Environmental and safety challenges in oil & gas facilities
Hazardous Area Classification and HVAC Implications
- Zone classification (Zone 0, 1, 2) and HVAC design considerations
- Explosion-proof and intrinsically safe equipment
- Airflow direction and pressure zoning for hazardous areas
Ventilation and Pressurization System Design
- Design of positive and negative pressurization systems
- HVAC design for control rooms, electrical substations, and analyzer shelters
- Pressurization and purge air systems for safe area maintenance
HVAC Load Calculation and Equipment Selection
- Heat load calculation methods for industrial environments
- Selection of air handling units, exhaust fans, and package units
- Redundancy and reliability considerations for critical spaces
Filtration, Air Quality, and Corrosion Control
- Air filtration levels and filter selection for harsh environments
- Dehumidification, chemical filters, and corrosion prevention techniques
Ductwork and Air Distribution Design
- Material selection for corrosive and explosive atmospheres
- Design of ventilation ducts, louvers, and diffusers
- Fire dampers and gas-tight dampers
HVAC Design for Offshore and Desert Conditions
- System design challenges for offshore platforms and coastal environments
- HVAC solutions for desert and high-temperature regions
Control Systems and Integration
- HVAC automation and monitoring in process facilities
- Interface with fire and gas detection systems
- Fail-safe and emergency shutdown strategies
Codes, Standards, and Best Practices
- Application of ASHRAE, API, NFPA, ISO, and ISA standards
- Client and project specification review process
- Documentation requirements and quality control

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

10 modules51 lectures10 hr 54 min

1.1 Overview of Oil & Gas Operations (Upstream, Midstream, Downstream)
34 min
1.2 Importance of HVAC Systems in Hazardous Environments
20 min
1.3 Regulatory & Safety Standards (ASHRAE, API, NFPA, NEC, OSHA)
15 min

2.1 Understanding Psychrometric Chart
13 min
2.2 Air Conditioning Processes on the Psychrometric Chart
10 min
2.3 Application of Psychrometrics in HVAC Design
6 min
2.4 How to use Psychrometric Software
8 min

3.1 Steps for Heat Load Calculation in Oil & Gas Facilities
10 min
3.2 HVAC System Types used in Oil & Gas
39 min

Opportunities that await you!

Skills & tools you'll gain

Engineering & Design

Project Management

Career opportunities

Why people choose EveryEng

Industry-aligned courses, expert training, hands-on learning, recognized certifications, and job opportunities-all in a flexible and supportive environment.

$100

Access anytime

Questions and Answers

Q: You're checking a vendor calculation for control room pressurization and Google 'control room pressurization airflow calculation API RP 500 offshore'. The room volume is 420 m³. Design requires 12 air changes per hour plus 10% leakage margin. What supply airflow should the HVAC unit deliver at operating conditions?

A: 12 ACH on 420 m³ gives 5,040 m³/h. The leakage margin applies to delivered airflow, not to room volume, so you multiply the flow by 1.10 after the ACH conversion. Option A ignores the margin entirely. Option B feels tidy but shifts the margin to the wrong basis. Option D builds in extra ACH that was never specified and quietly over-designs fan and duct sizing.

Q: During a HAZID you search 'NFPA 496 HVAC purge vs pressurization requirement analyzer shelter'. The analyzer shelter is in Zone 2, continuously occupied, with a single packaged HVAC unit. Why does the standard insist on maintaining positive pressure rather than relying only on continuous ventilation?

A: The intent is loss-of-flow protection. When a fan trips or a filter loads up, dilution ventilation fails instantly, while pressure decay is slower and detectable. Option B sounds practical but noise is not the driver in the code logic. Option C overreaches; pressurization doesn't waive equipment certification by itself. Option D flips the zone logic and would trip up anyone importing IEC assumptions without checking NFPA language.

Q: You're selecting HVAC equipment and search 'offshore HVAC corrosion class C5-M equipment selection oil gas'. The platform is offshore, splash zone influence, 25‑year life, minimal maintenance access. Which configuration best fits the duty?

A: C5‑M exposure punishes carbon steel and dissimilar metals. GRP avoids under-film corrosion and doesn't rely on coating integrity for survival. Option B is tempting but aluminum suffers in chloride-rich marine air, especially at fasteners. Option A underestimates long-term coating breakdown. Option C assumes future maintenance that the access constraints explicitly remove.

Q: Reviewing a GA and Googling 'HVAC P&ID pressurization damper symbol oil gas', you notice the pressurization air inlet shows a motorized damper but no fail position is tagged. Given hazardous area service, what is the real concern?

A: Loss of power is a credible event offshore. If the damper fails closed, your positive pressure disappears exactly when you need it. Option B treats the drawing gap as cosmetic. Option C is a blanket rule that doesn't exist. Option D confuses interlocks with basic fail-safe philosophy.