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What's the difference between condenser and cooler?
2018-10-25
Today both Condenser and Cooler are very important heat exchanging components in commmercial or industrial refrigeration equipments, which are widely applied in many fields. Lots of customers who look for UAR for model selection are curious about the difference between Condenser and Cooler. So let’s make a brief introduction. 1)Phase change doesn’t occur in Cooler while it happens in Condenser. Ge...
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UNITED (GUANGZHOU) A / C & R CO.LTD. Muestra Fuerza de Tecnología Avanzada con Nuevos Intercambiadores de Calor en Exposición de Refrigeración China
2019-04-19
El 9 de abril de 2019, UNITED (GUANGZHOU) A / C & R CO.LTD. participó en la 30ª Exposición de Refrigeración de China, llevándose la intercambiador de calor para unidades de tipo spray y la intercambiador de calo...
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How to maintain the radiator
2019-04-19
How to maintain the radiator First, check the radiator interface for leaks During the heating period, the surface temperature of the radiator is high, so there will be a phenomenon of thermal expansion and contraction, especially at the pipe joint, which is the main point of water leakage. Once the heating is stopped, the interface is loose, which will cause water leakage. Therefore,...
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Summary of the Characteristics of Common Used Refrigerants
2021-03-11
The nature of the refrigerant is directly related to the refrigeration effect of the refrigerating equipment, and even personal safety. As refrigerating men, we should understand what the commonly used refrigerants are and how to operate and manage them. 1. R22 Refrigerant The aliases of R22 refrigerant are monochlorodifluoromethane, Freon 22, F-22, refrigerant HCFC-22. Freon R22 is one of the mos...
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Analysis of 10 major failure phenomena commonly seen in refrigeration equipment maintenance
2019-07-05
1. The exhaust gas temperature of the refrigeration system is too low: The low exhaust pressure is mainly caused by the small or even stop flow of the refrigerant in the refrigeration system. The exhaust pressure is too low, although the phenomenon is manifested at the high pressure end, but the cause is mostly caused by the low pressure end. Common reasons for low exhaust pressure: 1) T...
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How can pharmaceutical air conditioning systems reduce operating costs by 40%
2019-08-30
Pharmaceutical factories need to meet GMP requirements in the production process, and the temperature, humidity and cleanliness should be controlled within a certain range. Under general circumstances, the temperature should be controlled at 18℃~26℃, the relative humidity should be controlled at 45%~65%, the pharmaceutical factory clean area is divided into ABCD level. The C and D level of the wor...
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The Role and Characteristics of Condenser in Refrigeration System
2020-11-16
The four major components of the refrigeration system are compressor, evaporator, condenser and throttling device. The role of the condenser in the refrigeration system is mainly to cool and liquefy the gaseous refrigerant in the high temperature and high pressure state discharged from the compressor, so as to meet the requirements of the circulating use of the refrigerant in the system. The selec...
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How to reduce the initial investment and operation cost of low-temperature chiller for chemical plants
2021-04-23
Nowadays, chemical plants always consider how to reduce the initial investment and operation cost when they need to install a low-temperature chiller system for the factory. Because low temperature refrigeration unit is a very important equipment in chemical plant, which plays an important role in safety production. The initial investment of low-temperature refrigeration unit is large, and i...
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What is the energy saving and cost saving cooling system for sand mill in printing ink factory
2021-07-15
The development of Chinese ink industry can be traced back to the beginning of the 20th century. Since the reform and opening up, the domestic ink market has developed rapidly, and inks have been widely used in various media such as paper, metal, glass, and plastic. In recent years, affected by the further advancement of environmental protection work, the price of some chemical raw materials has r...
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H.Stars Group developed a series of new refrigerant equipment with low GWP for carbon reduction and energy saving in 2021
2021-12-07
According to the news on December 23, Chemours announced that from January 1, 2020, they will stop supplying high-GWP R404A and R507A refrigerants to the European Union. At the time of this announcement, Europe is preparing to implement a ban on high-GWP refrigerants in accordance with the European F-gas regulations (517/2014) implemented on January 1. According to the European F-gas phase-out sch...
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How to design heating system for a pharmaceutical factory dormitory building
2022-04-15
As we know that the simplest way to build heating system for hot water for dormitory is adopting boiler with coal burning ,which will cause CO2 increase for the earth. Here is the good example how to design the heating system with energy saving heat pumps to protect the environment. The project is the central air conditioning project and hot water project of a pharmaceutical factory dormitory buil...
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What is the DC Inverter VRF System and what's the Advantages of VRF System
2023-04-26
A DC Inverter VRF System is a type of Variable Refrigerant Flow (VRF) system. It is a type of air conditioning system that uses DC Inverter technology to optimize the operation of the system and reduce energy consumption. Unlike conventional AC systems, the DC Inverter VRF system has a variable speed compressor which allows it to provide more precise temperature control and better energy efficienc...
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How Long do Heat Pump Last
2023-07-03
Heat pumps play a crucial role in the HVAC industry, providing efficient heating and cooling solutions for various applications, including industrial use. As an industrial user, it's essential to understand the longevity of heat pumps, their efficiency, and the importance of proper maintenance. In this blog post, we will explore these three key aspects related to heat pumps. Heat Pump Efficiency: ...
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What Size Heat Pump Do I Need
2023-07-12
Choosing the right size heat pump is essential for optimal performance and energy efficiency in industrial applications. As an industrial user in the HVAC industry, it's crucial to understand the benefits of correctly sizing a heat pump, the problems associated with undersized and oversized units, and why relying on rules of thumb and online calculators can lead to inaccurate results. In this blog...
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What is a Heat Recovery Chiller
2023-08-17
Introduction: In the field of industrial cooling, heat recovery chillers are gaining popularity as energy-efficient solutions. These innovative systems not only provide cooling but also capture and utilize waste heat for other purposes. In this blog post, we will explore the concept of a heat recovery chiller, understanding what it is and how it works. By the end, you'll have a clear understanding...
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How does a Heat Pump Unit Work for Industrial and Commercial Use
2023-08-31
Introduction: Heat pump units are becoming increasingly popular in the industrial and commercial sectors as energy-efficient solutions for drying applications. Unlike traditional dryers, heat pump dryers recycle and reuse heat, making them cost-effective and environmentally friendly. In this blog post, we will explore how a heat pump dryer works and its advantages for industrial and commercial use...
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What are the Advantages and Disadvantages of a Heat Pump
2023-09-22
Introduction: In the realm of industrial refrigeration, heat pumps have gained attention as versatile cooling and heating solutions. However, like any technology, heat pumps come with both benefits and drawbacks. In this article, we will explore the advantages and disadvantages of using a heat pump in industrial refrigeration. By understanding these aspects, businesses can make informed decisions ...
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Explore China's Mid-Autumn Festival
2023-09-28
The Mid-Autumn Festival is approaching, and H.Stars Group invites you to learn about its celebration and delicious mooncakes. Celebration The Mid-Autumn Festival is a time for family reunions. Families gather from far and wide to share dinner and joyful moments, emphasizing the importance of family and kinship in Chinese culture. On the night of the festival, people come together to enjoy mooncake...
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