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Agricultural Products Vegetable Fresh-keeping Cold Storage

Shanghai XNAIR builds 0-10℃ vegetable cold storage for Zhaotong Changhong, featuring reinforced floors for trolley access and rapid temperature recovery, meeting Shanghai food safety standards.

Project Overview

Constructed a 144m³ vegetable preservation cold storage for Zhaotong Changhong, solving high-frequency door opening challenges with 99.95% temperature stability since 2016.

Start time 2016

Industry Vegetable Processing & Cold Chain

Project location Zhaotong

Project Scale 144m³ Vegetable Preservation Cold Storage

Temperature Range 0-10℃ Precision Control

Facility Type High-traffic Vegetable Processing Cold Storage

Construction Material 100mm PIR Insulated Panel + 10cm Rebar Concrete Floor

Refrigeration System Bitzer ECOSTAR Condensing Unit

Certification GB 31605-2020 Food Safety Compliance

Challenges Faced

High-traffic Access - Maintain temperature during 50-100 daily trolley movements
Floor Durability - Support 500kg/m² load with proper drainage slope
Temperature Recovery - Recover setpoint within 5 minutes after door openings
Energy Efficiency - Achieve 30% lower energy consumption than conventional designs
Food Safety - Comply with Shanghai FDA's cold storage standards

XNAIR Cold Storage Solution

Traffic Resilience - 10cm rebar concrete floor with 2%/5% drainage slopes
Rapid Recovery - Bitzer ECOSTAR with hot gas defrost & air curtain
Energy Efficiency - VIP vacuum panels + EC fan arrays
Food Safety - 304 stainless steel walls + HACCP-compliant drainage
Control System - Dixell XWEB500 with door open alarm

Project Results and Benefits

Energy Savings - 32% lower power consumption via optimized system design
Storage Capacity - 50% increase in vegetable throughput with trolley optimization
Food Safety - 100% compliance with GB 31605-2020 standards
Operational Uptime - 99.95% temperature stability since commissioning

Solved China's vegetable cold storage challenge with 0-10℃ precision control under 50-100 daily door openings, achieving 32% energy savings while meeting Shanghai FDA standards

"The cold storage's durability and temperature recovery performance directly supported our processing efficiency, with freshness retention rates exceeding 95% as promised." —— Operations Manager

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Agricultural Products Vegetable Fresh-keeping Cold Storage

Project Overview

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