About Course
Size a pressure safety valve to API 520 and API 521, from the relief scenario to the datasheet.
For process engineers, mechanical engineers, students, and operators who want to understand relief systems.
7 video lessons · Certificate · 7-day refund · 74.6K learners on YouTube
Learn how pressure safety valves are sized on real oil and gas projects, step by step, following API 520 and API 521.
Each lesson is a short animated video from the Design Hub India PSV series. Complete the course to earn a Design Hub certificate, then size your own valve with the free PSV Sizing Calculator.
Questions
What do I need to know before starting?
Basic process engineering terms. Each step of the API 520 and API 521 method is explained and worked with numbers.
How long is the course?
7 short video lessons, about 18 minutes today, plus long worked-example lessons (10 to 20 minutes each) being added through November.
Do I get a certificate?
Yes. When you complete the course you get a Design Hub certificate of completion that you can add to your CV and LinkedIn.
What is free and what is paid?
Lessons 1 and 2 are free to watch. Lessons 3 to 6, the bonus worked example, the new worked-example lessons and the certificate come with the course.
Can I get a refund?
Yes. You can ask for a refund within 7 days of purchase. See the refund policy.
Keep learning
Course Content
PSV Sizing Fundamentals
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01:00
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01:40
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Lesson 3: Inlet Pressure Loss & Back Pressure
01:46 -
Lesson 4: Fire Case Relief Load (API 521)
02:43 -
Lesson 5: Relief Design Report & PSV Datasheet
02:40 -
Lesson 6: Testing & Certification (Bench Test, Certified Kd, API 527)
02:48 -
Bonus: PSV Orifice Sizing, Fire Case Worked Example (API 521 + API 520)
05:27
Earn a certificate
Add this certificate to your resume to demonstrate your skills & increase your chances of getting noticed.