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HELESHAW APPARATUS

Name: HELESHAW APPARATUS
Brand: Sami Lab Tek
Price: 50000.0 INR
Availability: InStock

Price 50000.0 INR/ Piece

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MOQ : 1 Piece

HELESHAW APPARATUS Specification

Accuracy
Visual demonstration (non-digital)

Humidity
Room ambient (non-controlled)

Features
Transparent channel, inlet and outlet ports, adjustable flow, suitable for colored liquids

Measuring Range
Visualization of fluid fronts and interface

Mounting Type
Table top

Automation Grade
Manual

Number of Specimens
Single (for two-liquid flow)

Frequency
50 Hz

Test Range
Laminar to transitional flow visualization

Gas Pressure
0-1 bar

Port Size
1/4 inch BSP

Resolution
Not applicable (visual display)

Specimen Size
Flow channel: 150 mm x 100 mm x 2 mm

Max Height
180 mm (approx. with stand)

Temperature
Room ambient (non-controlled)

Display Type
Transparent Hele-Shaw cell

Response Time
Instant as per flow rate

Equipment Type
Fluid Mechanics Apparatus

Interface Type
Manual (no digital interface)

Application
Demonstration of laminar and transitional flow, flow visualization studies, fluid mechanics education

Hardness
Acrylic channel with 80-85 Rockwell M

Operating Voltage
230 V AC

Power Supply
230 V AC, 50 Hz

Usage
Educational, laboratory flow visualization

Capacity
Suitable for laboratory demonstrations

Machine Weight
Approx. 18 kg

Test Speed
Variable (manually regulated)

Test Width
150 mm

Test Stroke
100 mm

Control Mode
Manual

Cleaning
Easy disassembly for maintenance

End Connections
Leak-proof quick couplers

Visual Grid Markings
High-contrast

Safety Features
Rounded edges, non-corrosive construction

Typical Use
Engineering colleges, research labs, training centers

Drain Valve
Provided at end chamber

Frame Material
Powder coated mild steel

Channel Material
Transparent acrylic

Flow Regulation
Needle valve with fine adjustment

Dye Injection
Multiple syringes with fine needles

HELESHAW APPARATUS Trade Information

Minimum Order Quantity
1 Piece

Delivery Time
5-10 Days

HELESHAW APPARATUS About

The Hele-Shaw Apparatus is an advanced fluid mechanics laboratory setup designed to visualize and study two-dimensional streamline flow patterns of fluids. It is extensively used in engineering colleges, universities, research laboratories, and technical institutes for demonstrating laminar flow behavior around various objects and through different flow channels.

The apparatus consists of two transparent parallel plates separated by a narrow gap through which fluid flows at low velocity, creating a near two-dimensional flow field. Dye injection arrangement is provided for clear visualization of streamlines, flow separation, and flow distribution around models. The setup helps students understand fluid flow concepts such as streamline formation, equipotential lines, and flow around immersed bodies.

Fabricated using high-quality transparent acrylic and corrosion-resistant components, the Hele-Shaw Apparatus ensures durability, accuracy, and easy observation of experiments. Its compact and user-friendly design makes it ideal for laboratory demonstrations and educational research applications.

Features

Clear visualization of streamline flow patterns
Transparent acrylic construction for easy observation
Compact and sturdy laboratory setup
Corrosion-resistant and durable components
Smooth and controlled fluid flow arrangement
Easy operation and maintenance
Suitable for educational and research applications

Applications

Fluid mechanics laboratories
Engineering colleges and universities
Hydraulic and flow visualization studies
Research and training institutes
Demonstration of laminar and streamline flow

Typical Specifications

Transparent parallel plate flow chamber
Adjustable narrow gap arrangement
Dye injection system for flow visualization
Water circulation system with reservoir tank
Flow control valves provided
Interchangeable models for flow study
Mounted on rigid frame structure

Working Principle

The Hele-Shaw Apparatus works on the principle of viscous fluid flow between two closely spaced transparent plates. Due to the small gap between the plates, the fluid behaves as a two-dimensional flow system. By introducing colored dye into the flowing liquid, streamline patterns and flow behavior around obstacles can be observed and analyzed effectively.

Advanced Flow Visualization Tool

Engineered for educational and research settings, the Hele-Shaw Apparatus allows for instant and clear observation of fluid fronts and interface behavior. Its transparent acrylic channel, paired with high-contrast markings, enables easy demonstration and study of laminar and transitional flow patterns using colored liquids. Designed for table-top use, this apparatus combines safety, convenience, and durability.

Robust and Safe Construction

The frame, crafted from powder-coated mild steel, resists corrosion and daily wear, while the acrylic channel offers excellent clarity and durability. Rounded edges enhance safety during frequent handling, and all end connections are leak-proof to prevent spills during laboratory demonstrations. This ensures a secure and long-lasting experience.

Flexible and Easy Operation

With its needle valve for precise flow regulation, manual control mode, and adjustable flow settings, the Hele-Shaw Apparatus accommodates various experimental conditions. Quick couplers and a drain valve simplify setup, testing, and cleanup, while easy disassembly facilitates routine maintenance. These features make it a reliable choice for diverse educational applications.

FAQ's of HELESHAW APPARATUS:

Q: How is the Hele-Shaw Apparatus used for flow visualization in laboratories?

A: To visualize fluid flow, colored liquids are introduced through multiple syringe injectors with fine needles, and the desired flow pattern is achieved by adjusting the needle valve. This enables clear observation of laminar and transitional flows within the transparent acrylic channel, suitable for both teaching and research demonstrations.

Q: What materials are used in the construction of the Hele-Shaw Apparatus and why?

A: The channel is made from transparent acrylic, providing clarity for visual studies, while the frame uses powder-coated mild steel to ensure structural strength and corrosion resistance. These materials ensure durability, safety, and ease of cleaning.

Q: When should the apparatus be disassembled for cleaning and maintenance?

A: It is recommended to disassemble the Hele-Shaw Apparatus after every series of experiments or when changing test fluids. Easy disassembly allows thorough cleaning, preventing residue build-up and maintaining optimal performance for future demonstrations.

Q: Where can the Hele-Shaw Apparatus be installed and operated?

A: This apparatus is designed for table-top installation in laboratories, lecture rooms, or research centers. Its compact size and manual operation make it suitable for a variety of educational and training environments without the need for specialized infrastructure.

Q: What is the process for regulating flow and injecting dyes during an experiment?

A: Flow is manually regulated using the needle valve to adjust the rate precisely. Multiple syringes with fine needles are used for dye injection, allowing clear visualization of fluid fronts and interface movement within the Hele-Shaw cell.

Q: How does the apparatus benefit educational and research applications?

A: It enables real-time demonstration of fluid mechanics concepts, from laminar to transitional flow, enhancing understanding through visual learning. The apparatus supports hands-on experimentation and is widely used for training and teaching in engineering disciplines.

Q: What types of fluids and flow ranges are supported by the Hele-Shaw Apparatus?

A: The unit is suitable for a variety of colored liquids, providing visualization across a range from laminar to transitional flows. Its flexible regulation allows users to explore different scenarios and fluid behaviors effectively.

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