blast freezer room(blast cold room) Needless to say, -20~-35C temperature is suitable for most frozen products, including beef, chicken, ice cream and seafood, etc. But when it comes to some special products, -50~-60C ultra low temperature cold room is a must. For example, we can’t put the frozen tuna in a -30C freezer room. Quality […]
-50C ~ -60C tuna freezer room Ultra low temperature -50C ~ -60C tuna freezer room – refrigeration equipment design It’s quite easy to design refrigeration equipment for the freezer room and chiller room. We could use monoblock refrigeration units, which is an easy installation and no need commissioning. We could also use split systems. Installation is
Ultra low temperature -50C ~ -60C tuna freezer room – refrigeration equipment design Read More »
Good operation and maintenance for cold storage room during summer! Most cold storage rooms will become too hot in summer, and it is easy to produce moisture and condensed water droplets, causing mold growth. What should we do? When the summer comes, the ambient temperature goes up. It’s the busy season for the cold room.
Good operation and maintenance for cold storage room during summer! Read More »
Now, most customer prefers electric heater defrosting when selecting a new refrigeration system. Because it’s simple and easy to maintenance. People always like familiar things. Why not is hot gas defrosting? What’s the difference. Hot gas defrosting is very mature and with long history. Without a heater, it’s less breakdown actually. For our prefab walk
Why I should use hot gas defrosting?-Save 40% power Read More »
For the insulated PUR panels and PIR panels, they’re just panels, not machinery. With the foam density up to 42kg/m3, as low as 4% water absorption rate, the service life could be more than 20 years. But due to different quality from different manufacturers, it’s hard to say all insulated panels could be long-lasting to
Service life of insulated panels could more than 20 years！ Read More »
Rock wood insulated panels Should we use the Rock wood insulated panels for our cold storage? It’s sandwich panels with rock wood foam and two sides steel plate. Normally, panels thickness include: 40mm, 50mm, 80mm, 100mm, 120mm, 150mm, 175mm, 200mm. The heat conductivity coefficient (U value) of these panels is 0.043W/(MK). While insulated
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The evaporator pressure control for the refrigeration system! For the refrigeration system, the aims to control the evaporator pressure are: 1. Control the evaporator pressure stable to reduce the fluctuation of room temperature. Then, keep the goods fresh and reduce the water losses of goods. 2. Control the evaporators work well while having two or
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The problem of frosting in evaporator for cold room storage – cold room troubleshooting For cold room storage, it is common the evaporator has ice while worked for a period of time. And, frosting evenly in the evaporator is normal. But, if the frost is uneven, the refrigeration unit is meeting some problems. Four unnormal
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Water drain pipe heater for low temperature cold room As we know, for a cold room evaporator, we need to defrost regularly and keep the evaporator exchange heat well. And, the water from the defrost needs to discharge to the outside by drain heater for cold room. Then, if you consider more, I am
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How to place the evaporator in your cold room? When doing installation, is it just to place the evaporator casually? What should we consider? 1. Easy for installation and daily maintenance: advised at least 40cm around the evaporator. 2. Good air ventilation: top part space should be empty without any goods; goods should be
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