Losses In A Pipe System

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Losses In A Pipe System Specification

Automation Grade
Manual or Semi-Automatic

Core Components
Pipes, Valves, Fittings, Pressure Gauge, Flow Meter

Voltage
230 V AC

Feature
Highly Efficient

Power Source
Electrical

Model No
LIAS-3710565

Temperature Range
Ambient

Frequency
50 Hz

Measurement Range
Varies with Setup

Accuracy
100 %

Equipment Materials
Stainless Steel/Glass/Acrylic

Type
Pipe Flow Loss Demonstrator

Usage
Laboratory

Display Type
Clear Scale or Manometer Type

Dimension (L*W*H)
Approx. 1200mm x 400mm x 600mm

Weight
Approx. 25 kg

About Losses In A Pipe System

LOSSES IN A PIPE SYSTEM

When water flows through a pipe system there are resistances as a result of changes in direction, valves and fittings and pipe friction. The flow resistances are directly dependent on the geometry of the pipe elements and the number and type of fittings. In addition, the flow velocity plays a key role in the occurrence of pressure losses.

The unit used to investigate and visualise the pressure distribution in a pipe system. The trainer enables the examination by experiment of different influencing factors on the pressure losses in real pipe systems. The relationship between pump characteristic and system characteristic is studied in the experiment. The pipe elements used are commercially standard components in heating and sanitary engineering. The clear panel is mounted on a sturdy, movable frame.

The trainer can be operated independently from the mains water network and is equipped with a pump and a water tank. Pipe elements with varying radii and straight pipes with varying diameters are located in a closed water circuit. In addition, various standard valves from heating engineering are also installed. There are pressure measuring points between the various elements in order to determine the pressure loss of each pipe element.

The respective pressures can be read via the tube manometer with reference to the height of the liquid column. The flow rate is measured by and read from a rotameter.

The well-structured instructional material sets out the fundamentals and provides a step-by-step guide through the experiments.

Learning Objectives / Experiments

Pressure curve in a closed pipe system with circulation pump
Influence of pipe diameter, flow velocity, change in cross-section and pipe fittings on the pressure losses
Determination of pump characteristics, system characteristics and the operating point

Specification

Investigation of the pressure losses at contractions, pipe angles, pipe bends, valves and fittings and pipe elements of different diameter
Pipe elements are commercially standard components in heating and sanitary engineering
Clear panel mounted on a sturdy, movable frame
Closed water circuit with pump and tank
Integrated bleed valve on manometer and in the pipe section
Flow measurement using rotameter
Measurement of the pressure distribution at 13 pressure measuring points, display with 13 tube manometers

Technical Data

Pump

3 stages
Max. flow rate: 4,5m³/h
Max. head: 6m
Tank: approx. 5L

Measuring range

Flow rate: 100...1000L/h
Pressure: 1600mmWC

Dimensions and Weight

LxWxH: 1900x700x2020mm
Weight: approx. 140kg

Comprehensive Study of Pipe Losses

This demonstrator allows students and researchers to evaluate both major (frictional) and minor (fittings and valves) losses in fluid flow through pipes of different sizes. The device uses water as its working fluid and features precise pressure measurement with an inclined or vertical manometer. Its laboratory-focused design makes it ideal for educational settings and flow analysis.

Durable and Safe Materials

The LIAS-3710565 utilizes borosilicate glass, stainless steel, and acrylic components, ensuring a long-lasting, non-corrosive system. Safety is prioritized with non-corrosive parts and overload protection, making the device reliable for daily laboratory applications while minimizing maintenance.

User-Friendly Operation and Calibration

Designed for straightforward use, this system features adjustable flow control, factory calibration, and clear visual displays. Whether operating in manual or semi-automatic mode, users can easily conduct experiments and obtain accurate data, aided by the provided instruction manual and efficient flow monitoring system.

FAQs of Losses In A Pipe System:

Q: How is the Losses in a Pipe System Demonstrator installed and operated in a laboratory?

A: The LIAS-3710565 model is designed for bench-top laboratory installation. Setup involves connecting the included pipes (available in 12, 16, or 20 mm diameters), ensuring secure fittings, and using the instruction manual for guidance. Operation is straightforward: water flow is adjusted using control valves, and measurements are read from the manometer and flow meter.

Q: What are the core benefits of using borosilicate glass and stainless steel in this pipe flow loss system?

A: Borosilicate glass and stainless steel provide high durability and non-corrosive properties, ensuring a safer and longer-lasting system. These materials also maintain the purity of water during experiments, offering clear visual monitoring and consistent calibration, crucial for educational and research use.

Q: When should the calibration of the system be checked or maintained?

A: The demonstrator is factory calibrated, eliminating the need for frequent recalibration under normal laboratory conditions. Calibration should only be checked if there are significant deviations in measured results or after extended periods of storage or transport.

Q: Where can this equipment be applied in an educational setting?

A: This system is ideal for physics and engineering laboratories in universities, technical institutes, or research centers. Its bench-top design and comprehensive instruction manual make it suitable for classroom demonstrations, student practicals, or experimental research into pipe flow losses.

Q: What process is used to measure major and minor losses in pipe flow?

A: To measure losses, users adjust the flow rate using the control valves. Pressure drops are monitored between different points using the inclined/vertical manometer. Major losses relate to pipe friction along the length; minor losses arise from pipe fittings, bends, or valves, both quantifiable through pressure difference readings.

Q: How does the overload protection in the system enhance operational safety?

A: The overload protection feature prevents excessive water flow and system pressure, safeguarding both the equipment and operator. Combined with non-corrosive components, it ensures reliable and safe experimentation during repeated use in laboratory environments.

Q: What are the benefits of using a bench-top, factory-calibrated system like this one for pipe flow studies?

A: A bench-top, factory-calibrated system is convenient, portable, and allows for quick setup. Factory calibration guarantees measurement accuracy, while a compact, self-contained design facilitates efficient use of laboratory space and resources, enhancing the learning and research experience.

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