Process details
- Overview
- Level measurement in ammonium nitrate reservoir
- Level measurement in reservoir for urea solution
- Flow measurement of the mixed-dose urea solutions
- Flow measurement of the mixed-dose ammonium nitrate solutions
- DP measurement over heat exchanger
- Flow measurement of mixture circulation
- Flow measurement of coolant supply
- Temperature measurement in mixture circulation
- Flow measurement of produced fertiliser end product after degasification
- Integrated control valve with flow, pressure and temperature measurement of cooling water
Blending nitrogen fertilisers in fertiliser production
Optimisied Blending Efficiency through Real-time Process Monitoring and Adjustment
Each application relies on the optimal properties of the mixed fertiliser. These can be achieved by adjusting the optimal mix ratio of the urea and ammonium nitrate components in the blending process. When blending the fertiliser mixtures, the process control is important for adding exact quantities and monitoring temperature.
KROHNE measuring equipment, which acts for example as reliable actual value transmitters for electronic mixed control in the blending process, guarantees high process reliability and product quality. The range of devices includes for example radar level meters for non-contact, precise measurements in harsh environments or in processes with quickly changing levels. Coriolis mass flowmeters for complex process applications cause only minimal pressure losses. And the high-precision vortex measuring equipment for coolant supply combines flow measurement, temperature and pressure measurement in a single device. This reduces installation costs by up to 45% and results in much higher accuracy across the whole system. Ultrasonic flowmeters with three acoustic paths are also able to detect changes in the process and dirt in the liquid. They provide high accuracy, even in unfavourable flow conditions.
Requirements
- Measuring distances up to 60 m
- Aggressive solution, but resistant probes
Recommended products and solutions
Requirements
- Measuring distances up to 100 m
- Contact free
Recommended products and solutions
Requirements
- No crosstalk: resistant to installation and process effects
- Density and concentration measurement of liquids
Recommended products and solutions
Requirements
- No crosstalk: resistant to installation and process effects
- Density and concentration measurement of liquids
Recommended products and solutions
Requirements
- Monitoring of heat exchange fouling
Recommended products and solutions
Requirements
- Very high accuracy (±0.05% flat)
- High temperature capability
Recommended products and solutions
Requirements
- Robust devices for harsh process conditions
- Certified for Safety Instrumented Systems (SIS)
Recommended products and solutions
Requirements
- Reliable command variable for Smart Meter Valve
- Tapered Tip for fast reaction
Recommended products and solutions
Requirements
- Virtually no pressure loss
- Large dynamic range
Recommended products and solutions
Requirements
- No connection to a DCS necessary
- Built-in redundancy for maximum system availability