Step by Step Comprehensive Guide to Setting Up an Onion Cold Storage Unit

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Onion cold storage is an essential infrastructure to enhance the shelf life of onions and maintain their quality. With increasing demand for sustainable storage solutions, setting up a reliable onion storage unit is both a lucrative business opportunity and a valuable service to reduce food wastage. Metro Refrigeration Industries, a leading cold storage manufacturer, offers comprehensive solutions to meet these needs. Follow this detailed guide to set up your onion storage plant effectively.

1. Understanding Onion Cold Room Storage

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What is Onion Cold Storage?

Onion cold room storage refers to a specially designed facility to store onions under controlled conditions, extending their shelf life and preserving quality.

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Benefits of Onion Cold Storage:

Prevents spoilage and loss during off-seasons.

Ensures consistent supply and stabilizes market prices.

Enhances farmers’ income and reduces food wastage.

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2. Plan Your Onion Storage Project

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Onion Cold Storage Project Cost:

Assess the cost of land, construction, equipment, and utilities.

Typical onion cold room cost in India can vary depending on capacity and design.

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Onion Cold Storage Design:

Develop an onion cold room layout plan for optimal airflow and temperature distribution.

Include energy-efficient equipment such as Metro Refrigeration’s Air Cooling Units and Evaporative Condensers.

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3. Choose the Right Location

Metro Refrigeration Industries offers turnkey cold storage and refrigeration solutions for potato storage, onion storage, frozen vegetables, dairy plants, cold chains, and industrial application solutions using advanced Indo-American technology — Metro Refrigeration Industries – Your trusted partner in cold storage and industrial refrigeration solutions since 1986. Specializing in potato cold storage, dairy plants, frozen food systems, and more with cutting-edge Indo-American technology.

Key Considerations:

Proximity to onion-producing regions and transportation hubs.

Availability of utilities like electricity and water.

Compliance with local regulations for cold storage facilities.

4. Procure High-Quality Equipment

Metro Refrigeration Industries offers a wide range of reliable and energy-efficient products essential for setting up an cold storage unit:

Complete Product Line

Our advanced product line includes:

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Ammonia Compressor: Backbone of Industrial Ammonia Refrigeration System

Our Nh3 refrigeration compressor are designed to deliver unmatched performance, ensuring reliability and efficiency across a wide range of applications. The range includes:

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MC Series (Water Cooled Nh3 Compressor): Ideal for industries requiring consistent cooling under extreme conditions.

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MCX Series (Gas Cooled Nh3 Compressor): Designed for energy-efficient operation in diverse environments.

Comprehensive Range of Nh3 Compressor

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Single Stage Ammonia Compressor: Available in 7 types, featuring 1 to 12 cylinders with capacities up to 580 T.R. These refrigeration compressor are perfect for moderate refrigeration requirements.

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Two Stage Ammonia Compressor (Compound Version): Available in 9 types, featuring 1 to 12 cylinders with capacities up to 580 T.R. Engineered for applications requiring precise temperature control at low and ultra-low temperatures.

Additional Equipment and Solutions

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Evaporative Condenser: Engineered for maximum heat transfer and reduced energy consumption in refrigeration systems.

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Air Cooling Units: SS and AL Series durable and efficient cooling solutions, including stainless steel and aluminum options.

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Evaporator Coils: Ensure consistent cooling performance with our advanced ammonia evaporator coils.
Ammonia Evaporative Coolers: Energy-saving Nh3 cooling systems for industrial applications.
Cooling Coil Units: Maintain temperature precision with our high-performance cooling coil units.

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Ammonia Canned Pumps: Built for reliable ammonia transfer in industrial refrigeration systems.

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Ammonia Valves: Precision-engineered valves for safe and efficient ammonia flow control.

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Bunker Coils: High-efficiency heat transfer coils for industrial refrigeration processes.
LPR & HPR: Optimize refrigeration system performance with low pressure receivers and high pressure receivers.

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Falling Film Chillers: Ideal for rapid liquid cooling in food and beverage industries.

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Refrigerant Vessels: Secure and efficient refrigerant storage solutions for industrial use.

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IQF Technology: Advanced freezing technology to preserve food quality and extend shelf life.

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Industrial Ice Bank: Dependable ice storage systems for industrial cooling needs.
Pillow Plates: Effective heat exchange solutions for refrigeration and industrial applications.
Axial Fans: Improve airflow and cooling performance with durable axial fans.

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Shell & Tube Condensers: Robust condensers designed for high-capacity industrial refrigeration.
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5. Maintain Optimal Storage Conditions

Onion Cold Storage Temperature:

The best storage temperature for onions is between 0°C and 2°C.

Proper ventilation is crucial to prevent moisture buildup.

How Long Onion Can Be Stored in Cold Storage:

Onions can be stored for up to 6-8 months under ideal conditions, ensuring reduced losses and sustained quality.

6. Installation and Setup

Work with experienced professionals for the installation and commissioning of your cold storage unit. Metro Refrigeration Industries provides complete turnkey solutions, including:

Design and construction support

Energy-efficient machinery installation

Maintenance and after-sales support

Manufacture and commissioning of complete industrial ammonia refrigeration system, equipment & machineries

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7. Ensure Compliance and Obtain Subsidies

Onion Cold Storage Guidelines:

Follow industry best practices and government regulations.

Apply for available subsidies and incentives for agricultural cold storage projects.

8. Monitor and Optimize Operations

Use advanced technologies, such as Metro Refrigeration’s Individually Quick Frozen Technology (IQF) and Pillow Plates, to enhance efficiency and minimize operational costs.

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Why Choose Metro Refrigeration Industries?

Experience: Over 40 years of expertise in designing and manufacturing cold storage solutions.

Global Presence: Serving clients in India and over 30 countries worldwide, including Australia, UAE, Jordan, Turkey, Yemen, Thailand, Sri Lanka, and Nepal.

Cutting-Edge Indo-American Technology: Ensures superior energy efficiency and performance.

Prestigious Clientele: Trusted by Amul, Adani, Namaste India, Patanjali, and more.

Complete Product Line: Comprehensive range of equipment tailored for cold storage, including ammonia compressors, ammonia evaporators, evaporative condensers, air cooling units, evaporator coils, ammonia valves, and more.

Best Cold Storage System Equipment and Machineries: Designed for reliability, energy efficiency, and precise temperature control.

Cost-Effective Solutions: Delivering low energy consumption and precise temperature control.

Contact Metro Refrigeration Industries

To explore our products and solutions for your cold storage unit, get in touch:

Location: D-35, Meerut Road Industrial Area, Ghaziabad, Uttar Pradesh – 201 003, INDIA

Email: sales@metrorpl.com

Phone: +91-120-2712176, 2752030, 2757568, 2757269, 2713759

Customer Care: +91 88266 77754

Website: www.metrocompressor.com

Setting up an cold storage unit is a significant investment with high returns. By partnering with Metro Refrigeration Industries, you can leverage the best technology and industry expertise to ensure the success of your project.

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