Pitot tube deltaflow – flowmetering for gas, steam and liquids
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Pitot tube deltaflow flowmetering for gas steam and liquids

Pitot tube deltaflow – flowmetering for gas, steam and liquids


Pitot tube deltaflow flowmetering for gas steam and liquids

Pitot Tube deltaflow

Flow metering for gas, steam and liquids


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

    -> Measurement Principle (1)

  • Features

  • Advantages

  • Kundennutzen

  • Examples

Differential pressure principle (1)


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

    -> Measurement Principle (2)

  • Features

  • Advantages

  • Kundennutzen

  • Examples

Differential pressure principle (2)


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

    -> Field of

    Applications

  • Features

  • Advantages

  • Kundennutzen

  • Examples

Field of Applications

-> Flow measuring for gas, steam and liquids

  • Chemical Industry

  • Petrochemical Industry

  • Power Plants (e.g. Steam)

  • Wastewater Plants (e.g. Biogas, compressed air)

  • Food Industry (supply side)


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

    -> Robust

  • Advantages

  • Benefits

  • Examples

Robust construction

-> fit for rough conditions

8mm dp-tapings

Advantage: insensitivity to dust

Capillary free construction

  • Advantages:

  • free back flow of condenses (gases, steam)

  • back flow of gases into the pipe (liquids)

  • No error due to capillary effects

deltaflow is tested for dirty, aggressive and condensing gases by the TÜV (technical inspection authority) Bayern/Sachsen


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

    -> Wide Range

    of Applications

  • Advantages

  • Benefits

  • Examples

Wide Range of Applications

Media

  • Gases

  • Steam

  • Liquids

Diameter

  • 1–25mm Type DF8

  • 20-100mm Type DF12

  • 65-2000 mm Type DF25

  • 1.5-15 mType DF44

Pressure

  • 0 to 690 bar

Temperature

  • -270 to >1000°C


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

    -> Integrated

    p&T measurement

  • Advantages

  • Benefits

  • Examples

Integrated p&T measurement (optional)

-> Calculation of Energy quantities (Heat Transfer)

-> Gas Compensation


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

    -> deltaflow for

    High pressure (1)

  • Advantages

  • Benefits

  • Examples

Applicable for high pressure applications (1)

  • For steam, liquid and gas

  • Profile 1.4828, Hastelloy or Haynes Alloy …

  • According to PED standard,

  • all certificates, heat treatment, x-ray available


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

    -> deltaflow for

    High pressure (2)

  • Advantages

  • Benefits

  • Examples

Applicable for high pressure applications (2)

  • P91 design until e.g. 300bar 580°C

  • 10 Cr Mo 9 10 250 bar 520°C

  • 15Mo3 e.g. 150bar 510°C


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • -> Less pressure

  • Loss

  • Benefits

  • Examples

Less pressure loss

  • Less pressure loss - high energy savings

orifice

a venturi

deltaflow


Pitot tube deltaflow flowmetering for gas steam and liquids

Low mounting times and costs (-90%)

  • Product

  • Features

  • Advantages

  • -> Reduced

  • Mounting Times

  • Benefits

  • Examples

Drilling installation hole 5 min

Welding in flange stud 20 min

Mounting deltaflow 10 min

Mounting manifold 5 min

Mounting dp transmitter 10 min

Wiring 10 min

Ready in 60 min !


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • -> Applicable with

  • Inlet ways

  • Benefits

  • Examples

Shorter inlet requirements (1)

-> less expenses for tubing

deltaflow can

already be mounted

after 7D


Pitot tube deltaflow flowmetering for gas steam and liquids

Shorter inlet requirements (2)

  • Product

  • Features

  • Advantages

  • -> Allows Short

  • Inlet ways

  • Benefits

  • Examples

Most common inlet troubles can be eliminated through test bed reproducibility tables


Pitot tube deltaflow flowmetering for gas steam and liquids

Flow optimised profile (1)

  • Product

  • Features

  • Advantages

  • -> Flow optimised

  • deltaflow profile

  • Benefits

  • Examples

Research co-operation with the University of Erlangen


Pitot tube deltaflow flowmetering for gas steam and liquids

Resistance Factor depends on

velocity ->Drift!

Flow optimised profile (2)

-> defined break-off point, no drift

  • Product

  • Features

  • Advantages

  • -> defined break-off

  • point, no drift

  • Kundennutzen

  • Examples

Traditional profiles (e.g. round shaped):

High Flow Velocity

Low Flow Velocity


Pitot tube deltaflow flowmetering for gas steam and liquids

Flow optimised profile (3)

-> defined break-off point, no drift

  • Product

  • Features

  • Advantages

  • -> defined break-off

  • point, no drift

  • Benefits

  • Examples

Speed-upcurve

Smooth impact

Sharp edges

The medium passes the smooth impact zone and speeds up

3 times it‘s velocity to the sharp edges. Result: defined separation point, constant resistance factor

Result: accuracy 0,4% for Re>8000, drift-free,

tested by PtB


Pitot tube deltaflow flowmetering for gas steam and liquids

+/- 0,5mm

Patented Manufacturing Process (1)

-> Low production tolerances

  • Product

  • Features

  • Advantages

  • -> low production

  • tolerances (1)

  • Benefits

  • Examples

1. welding

2. milling

3. grinding

Result: tolerance up to 1mm

(a production tolerance of just 1mm with an internal diameter of 100mm can cause a measurement error of 5% )


Pitot tube deltaflow flowmetering for gas steam and liquids

Patented Manufacturing Process (2)

-> Low production tolerances

  • Product

  • Features

  • Advantages

  • -> low production

  • tolerances (2)

  • Kundennutzen

  • Examples

-> The width of the probe is well defined by the precision rolling of the profile

-> deltaflow is robot welded in the uncritical

speed up curves

tolerance: < 0,05mm!


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

    -> Flexible Configuration

  • Benefits

  • Examples

Model DF10 / DF12

  • Low flow

  • Integrated temperature sensor possible

  • Reduction/widening up to 4 x nominal diameter possible

Averaging pitot tube inside


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

    -> Flexible Configuration

  • Benefits

  • Examples

Model DF25

  • General purpose averaging pitot tube “deltaflow”

  • Flexible configurations

  • Universal connections (no condensing pots needed)


Yfedf25 process connections

YFEDF25 – process connections

  • Product

  • Features

  • Advantages

    -> Flexible Configuration

  • Benefits

  • Examples

weld-in stud with DIN/ANSI flange

Quicklock with spindle (max PN100) - retractable

Quicklock with chain (max PN16) - retractable

weld-in stud (max PN40)


Yfedf25 process connections1

YFEDF25 – process connections

  • Product

  • Features

  • Advantages

    -> Flexible Configuration

  • Benefits

  • Examples

-½” NPT female

oval flanges DIN EN 61518

ball valve R ½”

oval flanges on ball valve

three way manifold on oval flanges

shut off valve welding ends, SS


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

    -> Overview

  • Benefits

  • Examples

deltaflow: Advantages

  • Integrated temperature- and pressure measurement

  • long maintenance intervals

  • low pressure loss

  • reduced installation time (up to 90%)

  • Flexible Configuration

  • low acquisition costs


Pitot tube deltaflow flowmetering for gas steam and liquids

Customer Benefits (1)

-> Less Pressure Loss

  • Product

  • Features

  • Advantages

  • Benefits

  • ->Less Power

  • Loss (1)

  • Examples

  • Orifice

    180 bar/a

    550°C

    38 kg/s

    DN 250

    diameter ratio: 0.75

    dp: 28,10 kPa

    pressure loss:

    11,86 kPa

  • deltaflow

    180 bar/a

    550°C

    38 kg/s

    DN 250

    dp: 10,37 kPa

    pressure loss:

    0.84 kPa


Pitot tube deltaflow flowmetering for gas steam and liquids

Customer Benefits (2)

-> Less Power Loss

  • Product

  • Features

  • Advantages

  • Benefits

  • ->Less Power

  • Loss (2)

  • Examples

Power loss = flow : density x pressure loss

density: 53,48 kg/m3

  • Orifice

    38kg/s x 11,86 kPa

    53,48 kg/m3

    Power loss:

    8,43 kW

  • deltaflow

    38kg/s x 0,84 kPa

    53,48 kg/m3

    Power loss:

    0.60 kW


Pitot tube deltaflow flowmetering for gas steam and liquids

Customer Benefits (3)

-> Higher Energy Savings

  • Product

  • Features

  • Advantages

  • Benefits

  • ->Less Power

  • Loss (3)

  • Examples

  • deltaflow

    Annual energy spending:

    0,84 kW x 5000h

    = 4200 kWh

  • Orifice

    Annual energy spending:

    8,43 kW x 5000h

    = 42150 kWh

average annual energy savings:37950 kWh

+ Less stress on power generation units

+ Reduced charges of environmental impact


Example 1

Example 1:

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Energy

Powerplant

deltaflow for steam with integrated p&T measurement


Example 11

Example 1:

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Energy

Powerplant

deltaflow for steam

material P91

Pressure 285 bar/ü

Temperature 565 °C


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Chemistry

Combustion gas

DF25FF tested by

the TÜV:

HCl, H2SO4, Particles,

100% Humidity, 80°C


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

Under Pressure

deltaflow for natural gas

PN320, 100% Humidity,

protection box, Ex


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Highly aggrassive

    Media

Chemistry

deltaflow for process gas, Bayer AG, Hastelloy C4, 180°C, HCl, Ex


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Emission

    Monitoring

Emission Monitoring

deltaflow for chimney, including. P, T, dp and flowcom

in protection box


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Municipalities

Municipalities

deltaflow for hot water, bi-directional, splitting range

Heat transfer measurement


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Waste Water

Waste Water Plants

deltaflow for Biogas


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Car makers

Car manufacturers (and others)

deltaflow for compressed air, integrated p&T-measurement,

Daimler-Chrysler


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

Oil & Gas Industry

deltaflow for natural gas, PN160, integrated p- and T-

measurement, protection box, ex


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

DF25 Quick-lock


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

Geothermal Power Plant (near Munich)

2 crossed deltaflows in spool piece (calibrated)


Pitot tube deltaflow flowmetering for gas steam and liquids

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

Carinox S.A

deltaflow DF50 + air purging LSP


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