WELLAND
HP bypass
HP bypass with secondary injection and safety function
HP bypass with secondary injection type DUV-C4
• Integrated motive steam nozzle for optimum steam conversion throughout the load range
• Individual adaptation of all restrictor stages to the operating parameters
• Rapid steam cooling, particularly at partial load
• Installed silencers for low-noise and low-vibration operation
• Low cooling water pressure – easily replaceable interior parts for simple maintenance
HP bypass with secondary injection type 700
• Steam pressure and steam temperature just after the injection point in the cold reheater
• Integrated motive steam nozzle for optimum steam conversion throughout the load range
• Easily replaceable interior parts for simple maintenance
IP/LP bypass
• The pressure-controlled nozzles open sequentially for optimum cooling throughout the entire load range
• Optimised spray angle and minimal droplet size
• Compact design with control piston to reduce steam pressure
• All wear parts can be replaced on site
• Installed silencers for low-noise and low-vibration operation
• Suitable for high-temperature applications
• Available with dump tube designed for specific application
Discharge Control Valve
• No cavitation
• No erosion
• No oscillation or vibration
• Long service life
• Precise characteristics
• Easily replaceable interior parts for simple maintenance
Circulation Control Valve
• No cavitation
• No oscillation or vibration
• Long service life
• Noise <85 dB(A)
• Precise characteristics
• Easily replaceable interior parts for simple maintenance