Paulo P.
Industrial Valve Engineer | PSV Specialist | API/ASME Compliance | 30+ Years Experience
Caieiras,
Brazil
Global rank:
15,933
/
133,949
Skill pts: 5
compression springs
consultoria
Mechanical Engineering
Mechanical Spring Design
Pressure Protection Systems
About
Senior Mechanical Engineer specialized in Pressure Safety Valves (PSV), Pressure Relief Valves (PRV), and industrial pressure protection systems with more than 30 years of practical field experience.
I work with maintenance, calibration, troubleshooting, failure analysis, sizing review, engineering consulting, and compliance verification according to API 520, API 521, ASME Section I, and ASME Section VIII.
Throughout my career, I have worked with more than 300 valve manufacturers and supported major industrial companies in Brazil including oil & gas, chemical, pulp & paper, steel, food, mining, energy, and industrial utilities sectors.
My expertise includes:
• Pressure Safety Valve (PSV) engineering
• API 520 / API 521 sizing review
• ASME compliance verification
• Failure analysis and troubleshooting
• Blowdown and backpressure analysis
• Spring analysis and recalculation
• Industrial valve maintenance engineering
• Technical documentation review
• Reverse engineering of valve components
• Relief system engineering support
• Root cause analysis (RCA)
• Technical consulting for industrial plants
I also have practical experience with:
• Crosby
• LESER
• Farris
• Spirax Sarco
• Sempell
• Consolidated
• Anderson Greenwood
• Kunkle
• and many other international manufacturers.
My background combines:
• Real industrial field experience
• Engineering knowledge
• Maintenance expertise
• Technical problem solving
• Pressure protection systems
• Industrial reliability
I am available for:
• Technical consulting
• PSV engineering support
• Failure investigations
• Sizing verification
• Engineering reports
• Troubleshooting assistance
• Industrial maintenance consulting
• Valve-related engineering projects
I focus on delivering practical and technically reliable solutions for industrial applications.
... more »
« less
I work with maintenance, calibration, troubleshooting, failure analysis, sizing review, engineering consulting, and compliance verification according to API 520, API 521, ASME Section I, and ASME Section VIII.
Throughout my career, I have worked with more than 300 valve manufacturers and supported major industrial companies in Brazil including oil & gas, chemical, pulp & paper, steel, food, mining, energy, and industrial utilities sectors.
My expertise includes:
• Pressure Safety Valve (PSV) engineering
• API 520 / API 521 sizing review
• ASME compliance verification
• Failure analysis and troubleshooting
• Blowdown and backpressure analysis
• Spring analysis and recalculation
• Industrial valve maintenance engineering
• Technical documentation review
• Reverse engineering of valve components
• Relief system engineering support
• Root cause analysis (RCA)
• Technical consulting for industrial plants
I also have practical experience with:
• Crosby
• LESER
• Farris
• Spirax Sarco
• Sempell
• Consolidated
• Anderson Greenwood
• Kunkle
• and many other international manufacturers.
My background combines:
• Real industrial field experience
• Engineering knowledge
• Maintenance expertise
• Technical problem solving
• Pressure protection systems
• Industrial reliability
I am available for:
• Technical consulting
• PSV engineering support
• Failure investigations
• Sizing verification
• Engineering reports
• Troubleshooting assistance
• Industrial maintenance consulting
• Valve-related engineering projects
I focus on delivering practical and technically reliable solutions for industrial applications.
Experience
-
SEELLERS — Senior Mechanical Engineer / PSV Specialist 1986 – Present | Brazil
SEELLERS - safety valves · Full-time
Feb 2026 –
Present
3 mos
Brazil
Pressure Safety Valve (PSV) maintenance and calibration
API 520 / API 521 engineering support
ASME Section I and VIII compliance review
Failure analysis and troubleshooting
Spring analysis and recalculation
Blowdown and backpressure evaluation
Industrial valve inspection and testing
Reverse engineering of valve components
Technical support for industrial shutdowns and maintenance
Engineering reports and technical documentation
Relief system evaluation and consulting
On-site industrial field services
Technical support for pressure protection systems Industrial
Sectors served:
Oil & Gas
Chemical
Petrochemical
Pulp & Paper
Steel
Food & Beverage
Mining
Energy
Industrial Utilities
Experience with manufacturers:
Crosby
LESER
Farris
Spirax Sarco
Sempell
Consolidated
Anderson Greenwood
Kunkle
and many others.
Major clients supported:
Petrobras
Cosan
Raízen
Solvay
Rhodia
Gerdau
Cabot
Nouryon
Cutrale
CENIBRA
PPG
MOOVE
among others.
Education
- Mackenzie Presbyterian University Bachelor of Engineering, Mechanical engineering 1997 – 2002 Activities and Societies: Soccer player in university games Graduated in mechanical engineering.
Licenses & Certifications
- Regional Council of Engineering and Agronomy Dec 2002 – Present
Stats
0 followers, 0 following
Age: 47
Joined: May 27, 2026
Last seen: May 27, 2026
Area of Expertise
Languages
Portuguese Native or bilingual proficiency
English Limited working proficiency
Location
Caieiras, Brazil