Question 1 part a) Give examples of guide words for HAZOPS (limit yourself to 3

Question

Question 1 part a) Give examples of guide words for HAZOPS (limit yourself to 3 examples only

Partb) Do a HAZOPS For the following figure. ( limit yourself to two situations) This is the question for the figure below,

These questjons are for probability and risk assessment . Please answer this question with complete detailed solutions. Thankyou

Hot Water Faucet (normally closed) Flue Cold Gases Water Pressure Relief Valve Check Valve Temperature Measuring and Comparing Device Controller Stop Valve Gas- Air Figure P3.8. Schematic of domestic hot water system Control of the temperature is achieved by the controller opening and closing the main gas valve when the water temperature goes outside the preset limits (140-180 F The pilot light is always on.

Explanation / Answer

Example of Guide words for HAZOPS:

1. NO or NOT

2. MORE

3. LESS

4. AS WELL AS

5. EARLY

6. LATE

Hazops for the given Figure:

LESS - temperature of water is below 140 F

MORE - temperature of water is above 160 F

REVERSE - the check valve fails

Related Questions

Navigate

• Browse (All)
• Browse Q
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.