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

Flow metering for gas, steam and liquids


  • Product

    -> Measurement Principle (1)

  • Features

  • Advantages

  • Kundennutzen

  • Examples

Differential pressure principle (1)


  • Product

    -> Measurement Principle (2)

  • Features

  • Advantages

  • Kundennutzen

  • Examples

Differential pressure principle (2)


  • 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)


  • 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


  • 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


  • Product

  • Features

    -> Integrated

    p&T measurement

  • Advantages

  • Benefits

  • Examples

Integrated p&T measurement (optional)

-> Calculation of Energy quantities (Heat Transfer)

-> Gas Compensation


  • 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


  • 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


  • Product

  • Features

  • Advantages

  • -> Less pressure

  • Loss

  • Benefits

  • Examples

Less pressure loss

  • Less pressure loss - high energy savings

orifice

a venturi

deltaflow


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 !


  • Product

  • Features

  • Advantages

  • -> Applicable with

  • Inlet ways

  • Benefits

  • Examples

Shorter inlet requirements (1)

-> less expenses for tubing

deltaflow can

already be mounted

after 7D


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


Flow optimised profile (1)

  • Product

  • Features

  • Advantages

  • -> Flow optimised

  • deltaflow profile

  • Benefits

  • Examples

Research co-operation with the University of Erlangen


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


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


+/- 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% )


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!


  • 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


  • 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

  • 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 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


  • 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


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


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


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:

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Energy

Powerplant

deltaflow for steam with integrated p&T measurement


Example 1:

  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Energy

Powerplant

deltaflow for steam

material P91

Pressure 285 bar/ü

Temperature 565 °C


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Chemistry

Combustion gas

DF25FF tested by

the TÜV:

HCl, H2SO4, Particles,

100% Humidity, 80°C


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

Under Pressure

deltaflow for natural gas

PN320, 100% Humidity,

protection box, Ex


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Highly aggrassive

    Media

Chemistry

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


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Emission

    Monitoring

Emission Monitoring

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

in protection box


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Municipalities

Municipalities

deltaflow for hot water, bi-directional, splitting range

Heat transfer measurement


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Waste Water

Waste Water Plants

deltaflow for Biogas


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Car makers

Car manufacturers (and others)

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

Daimler-Chrysler


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

Oil & Gas Industry

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

measurement, protection box, ex


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

DF25 Quick-lock


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

Geothermal Power Plant (near Munich)

2 crossed deltaflows in spool piece (calibrated)


  • Product

  • Features

  • Advantages

  • Benefits

  • Examples

    ->Oil & Gas

Carinox S.A

deltaflow DF50 + air purging LSP


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