Control Valve and Sizing: Selection and Maintenance
February 7, 2023
Jadwal Pelatihan Control Valve and Sizing: Selection and Maintenance
Tanggal | Tempat | Kota | Belum ada jadwal terbaru |
Objective
- Understand what happens inside a control valve from basic fluid mechanics point of view
- Appreciate the difference between cavitation and flashing, and know what choked flow is
- Do simple calculations to determine CV values
- Recognise severe service applications and have an appreciation for the methods of tackling the problems associated with such applications
- Know about all the different types of control valves commonly in use and understand the relative advantages of each
- Choose between different characteristics on offer and specify seat leakage rates
- Size actuators for linear and rotary applications and know the relative advantages of pneumatic, hydraulic and electric types
- Have a basic understanding on how to select materials for bodies, trims, packing boxes, and gaskets
- Make use of a computer sizing program to assist with the selection of control valves
- Understand the failure modes for control valves and demonstrate new approaches to troubleshooting
Outline
1. Introduction to Control Valve Theory
- Introduction
- Definition of a Control Valve
- Energy Types
- What is Happening Inside a Control Valve
- Cavitation
- Flashing
- Choked Flow
- Valve Coefficient CV
2. Different Types of Control Valves
- Globe Valves
- Butterfly
- Eccentric Disk
- Ball
- Rotary Plug
- Diaphragm and Pinch
3. Characteristics
- Equal Percent
- Linear
- Quick Opening
- Selection Method
4. High Pressure Drop Applications
- Cavitation Control
- Cavitation Elimination
- Low Noise
- Diffuser Plates
- Chokes
- Disk Stack Technology
- Pressure Balanced Trim
5. Use of Computer Program for Valve Sizing
6. Examples of High Pressure Drop Applications
- Water – Pump Bypass
- Steam – Turbine Bypass
- Gas – Pressure Reducing
- Oil – Choke Valve
7. Actuators
- Pneumatic
- Hydraulic
- Electric
- Sizing on Rotary Valves
- Sizing on Linear Valves
- Mounting Considerations
- Manual Overrides
- Accessories
8. Positioners
- Basic Principles
- Conventional Pneumatic
- Conventional Electro-Pneumatic
- Smart Positioners
- Feedback Options
9. Materials
- Body Materials and Pressure Ratings
- Trim
- Packing
- Guides and Gaskets
10. Quality Standars
- ASME
- NACE
- ISO 9000/2000
- PED
- NAMUR
11. Installation/Maintenance
- Installation
- Commissioning
- Routine Maintenance
12. Summary, Open Forum & Closing
Training Method
Presentation
Discussion
Case Study
Evaluation
Facilities
Training Kit
Handout
Certificate
Lunch
2x Coffee Break
Souvenir
Pick up Participant (Jogja only)
Form Registrasi Pelatihan / Training
Jika anda berkeinginan untuk mengikuti Pelatihan Control Valve and Sizing: Selection and Maintenance, anda bisa langsung menghubungi salah satu nomor kami di bawah ini:
- (0274) 4291-355 (08:00 – 16:00)
- 0811 2938 847
Anda juga bisa langsung mengisi Formulir pendaftaran di bawah ini: