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Air distribution systems for fruit and vegetable products storage rooms.
[In Ukrainian. / En ukrainien.]
IIR document
Air infiltration into walk-in cold rooms through doors.
Control optimization for cold-room (walk-in) refrigeration units.
Model-based estimation of cold room temperatures in a supermarket refrigeration system.
Recommended by the IIR / IIR document
WALK-IN COLD ROOMS, A PRACTITIONER'S TECHNICAL GUIDE - Design and Operation of Walk-In Cold Rooms for Precooling and Storage of Fresh Produce in Hot Climates, in Off-Grid and Unreliable Grid Situations.
Walk-in cool room and freezer research project: barriers to energy efficiency. Findings and recommendations.
Control strategies for defrost and evaporator fans operation in walk-in freezers.
Off-grid cold room with latent thermal.
Experimental characterization of demand response in a refrigerated cold room.
CFD analysis of dairy cold room: a case study.
Characterization of evaporation rate, temperature, velocity and humidity fields in a cold chamber.
Comparative experimental study of low GWP alternative for R134a in a walk-in cold room.
A model for predicting air permeation between temperature-fluctuated refrigerated room and ambience through magnetic seal.
3D and transient numerical modelling of door opening and closing processes and its influence on thermal performance of cold rooms
Refrigeration sector monitoring
27 results
French food banks lack cold storage.
Cold storage capacities have not kept up with the trend.
India: solar-powered micro cold rooms
Solar-powered micro cold rooms using phase-change materials could be a solution for small farmers in India.
ColdHubs: Revolutionising Nigerian agriculture with solar-powered cold rooms and empowering farmers
ColdHubs, founded by Nnaemeka Ikegwuonu, provides walk-in solar-powered cold rooms to combat post-harvest crop spoilage among small-scale farmers in Nigeria through Cooling-as-a-Service (CaaS). Their latest...
ICCC2020 highlights: Benefits of IoT technologies for cold chain management
Internet of Things and cloud services are promising solutions for smart management and maintenance of the multiple cold rooms of supermarket chains.
Reducing post-harvest food losses in sub-Saharan Africa
To strengthen the cold chain for fruit and vegetables in sub-Saharan Africa, sustainable measures and the use of precooling are recommended in a review article.
Lighting systems for cold stores
Various types of lighting exist for below 0°C temperature cold stores including mercury vapor (MV) lamps, high pressure sodium (HPS) and light-emitting diodes (LED).
A novel method for frost detection
Frost growth on the evaporator coils of a refrigeration plant can dramatically reduce its efficiency. A novel indirect detection method that would avoid frost built-up has been developed.
Frozen avocados to meet the booming global “avo craze”
Frozen avocado pieces or products represent a rising market for exporters to guarantee year-round supply of avocados, which is becoming crucial to the food service sector.
How to improve the energy efficiency of cold stores in India
A report commissioned by the World Bank Group presents energy efficiency measures for the design of post-harvest and cold storage warehouses in India.
Expansion of cold chain facilities in hot countries
Effective cold-chain logistics are essential for the economic growth of hot countries. In Africa, Asia, as well as the Middle East, various stakeholders are engaged in setting up cold storage refrigeration warehouses and temperature-controlled...
Revising A3 refrigerants charge limits to promote wider application
A recent IJR paper examines the validity and form of charge limits for “highly flammable” A3 refrigerants, which constitute low-GWP alternatives to HFCs. Authors propose to eliminate upper charge limits for...
Impact of failures on the performance of refrigeration systems
An Australian study assesses the impact of failures of different refrigeration systems on their performance. Various air conditioning systems, refrigerated display cabinets and walk-in cold rooms were put to the...
Must read in IJR: Overview of cold storage capacity in Uganda
The cold storage capacity in Uganda was estimated at 4.5 m3 per 1,000 inhabitants in 2023, according to a recent survey on existing cold storage facilities for bulk handling of perishable food...
Cold storage: sustainable solutions for developing countries with hot climates
Two papers from the recent IIR Congress illustrate the importance of developing the cold chain in developing countries with warm climates. In particular, in India, environmentally-friendly technical solutions...
The benefits of thermal energy storage for cold chain applications
Several presentations at the IIR ICCC 2022 conference focused on the potential applications of Thermal Energy Storage (TES) and Phase-Change Materials (PCMs) and highlighted the...
IIR news
20 results
Walk-In Cold Rooms: A Practitioner’s Technical Guide
In many developing countries, agriculture is crucial to livelihoods, and developing the cold chain from field to table can boost incomes and stimulate economic growth. Cold stores are an essential link in the...
A new technical guide on cold rooms
On the occasion of COP 28, the IIR and Efficiency for Access, with the contribution of ESMAP, have published a new guide. It aims to provide accessible and practical guidance to enable developers, owners,...
Join our second Webinar on Walk-In Cold Rooms on June 11!
Book your seat! Register to the second webinar in our '"Cool Insights" series highlighting the use of walk-in cold rooms for precooling and storage of fresh produce in the Global South.
Walk-in cold rooms: webinar replay and slides now available
Thank you for taking part in our second webinar! You can now download the slides and watch the replay on the IIR YouTube channel. Furthermore, the overview guide is also available in...
Technical visit to the Tokyo fish market (in French)
During the ICCC conference last June, participants were offered technical visits, including a tour of the Tokyo Fish Market. Alain Le Bail, President of the IIR Commission C2, chose to visit it. Discover his...
SophiA project: HKA Lab test progress
SophiA HKA (Karlsruhe University of Applied Sciences) Lab test is intended to provide a better understanding of the cooling system in in different climate zones.
Member news: Mirai Intex ultra-low temperature refrigeration system at the ACHEMA trade show in Germany
Mirai Intex, corporate member of the IIR, will present its MC 15 C/W/T closed-cycle refrigeration machine at the ACHEMA trade show in August 2022 in Germany.
IIR website: most downloaded publications in 2023
Discover the three most popular IIR publications of 2023. The focus is on the carbon footprint of the cold chain and cold rooms!
Member news: latest innovations from Mirai Intex
The company Mirai Intex has just marketed a refrigeration machine using air cycle for low temperatures. Mirai Intex also markets a mobile storage solution.
Member news : Danfoss launches thermostatic expansion valve for CO2
Danfoss has recently launched a thermostatic expansion valve for CO2, based on its TE2 valve. It is suitable for small to medium size remote refrigeration systems such as cold rooms and display...
The IIR and UNEP release a Cold Chain Technology Brief on Vaccines
The International Institute of Refrigeration (IIR) and the UN Environment Programme partnered in the development of a cold chain technology brief on vaccines dedicated to government National Ozone Officers,...
Proposal for technical and financial collaboration: Census of cold production equipment in the industrial and tertiary sectors in France (in French)
As part of its activities in industrial and commercial refrigeration, the EDF R&D TREE department is planning to carry out a study on the French stock of installed refrigeration equipment.
How to adapt in a world at 50°C? Learn more at the IMechE conference this September
On September 6-8, 2023, the Institution of Mechanical Engineers (IMechE) will host its 1st International Conference and Workshop on Climate Adaptation and Resilience in London.
Press release: The International Institute of Refrigeration produces five Cold Chain Technology Briefs in partnership with UN Environment OzonAction
The IIR commissioned several of its experts in their capacity as presidents of an IIR section, an IIR commission and as an IIR member to produce five Cold Chain Technology Briefs in partnership with UN Environment OzonAction.
COP 28: the annual conference on climate change puts refrigeration in the spotlight!
Refrigeration will be one of the priorities at the next United Nations Conference of the Parties on climate change. It will be held in Dubai from 30 November to 12 December 2023.
Encyclopedia of Refrigeration
1 result
Cold storage conditions for fruits and vegetables
Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...
