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Pharmaceutical Factories, by Using These Ways, Can Clean the Air Conditioning System to Save 40% of the Operating Costs.
2019-05-21
Pharmaceutical factories need to meet the relevant requirements of GMP in the production process, and the temperature, humidity and cleanliness must be controlled within a certain range. Under normal circumstances, when there is no special requirement, the temperature should be controlled between 18 ° C ~ 26 ° C; the relative humidity is controlled at 45% ~ 65%. The clean area of pharmaceutical fa...
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The three major drawbacks of the refrigeration equipment industry urgently need to be solved
2019-05-30
Refrigeration equipment is now widely used in various fields, and different industry requirements for equipment specifications are also different. With the expansion of various industries, the requirements and goals for refrigeration equipment are higher and higher. From the current situation, China's refrigeration industry still has many shortcomings, and its most obvious performance is the follo...
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The Reason Why the Temperature of Condensers of Water Cooled Chillers are Abnormally High
2019-06-28
Why are the temperature of condensers of water cooled chiller are abnormally high? The water-cooled condenser we mention here is mainly used in water-cooled chillers. Its function is to use the high-temperature refrigerant vapor condenser discharged from the compressor as a liquid refrigerant, which is an important part of the refrigeration system to release heat to the surrounding envir...
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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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The Solutions of Common Low Pressure for Chillers
2019-07-26
There are many factors that cause low-pressure failure of cold water (freezer) machines, and we only list some of them today. It can be roughly divided into the following categories (from easy to difficult sequence) system leakage, system blockage, and evaporator blockage. Important: The "Reset button" on the pressure controller must be pressed after each fault point has been processed. Common low...
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Tips for seasonal water chiller system shutdown in winter
2021-03-12
Introduction: Winter is coming, and the ambient temperature is about to drop below zero. This will cause great damage to the chillers, water pumps, cooling towers, terminals and other equipment. In order to ensure that chillers work normally during winter, the chiller has to survive in the low temperature environment, because it will cause a great loss to users if the unit is not maintained with p...
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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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Optimal Selection of Refrigerants for Cold Storage: Navigating Environmental Concerns
2024-01-04
As global attention to environmental protection and climate change continues to rise, the choice of refrigerants for cold storage not only affects efficiency and cost-effectiveness but is also influenced by international environmental regulations. Agreements like the Paris Agreement and the Montreal Protocol, with the Kigali Amendment, impose new requirements on refrigerant usage. This article wil...
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Cleanroom Design Calculations – Unveiling the Secrets of Air Supply Calculations
2024-01-16
The calculation of air supply in a cleanroom differs from that of a general HVAC system. HVAC systems determine air supply based on calculated thermal and humidity loads, considering an economical air supply temperature difference to eliminate excess heat and moisture. In contrast, cleanroom air supply is generally calculated independent of thermal and humidity loads. Instead, it is based on the r...
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What are the differences between electric refrigeration, ice storage cooling, and water source heat pumps
2024-02-23
For an air conditioning project, it is essential to understand the method of building load calculation. Generally, factors affecting the load size include climate conditions, floor area, number and orientation of windows, orientation of external walls, insulation effectiveness of the building structure, room usage, occupancy, heat dissipation from appliances, and more. Different buildings have dif...
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What refrigeration equipment is needed in a hotel
2024-03-01
As an integral part of the hospitality industry, hotels have high requirements for temperature control and fresh air. Various refrigeration equipment is necessary to meet the needs of comfort and food preservation. In this article, we will explore various typical refrigeration scenarios in hotels, along with specific refrigeration equipment used in different settings and their design selection pri...
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Common Methods for Condenser Scale Removal
2024-03-15
Extended use of condensers in HVAC systems often leads to the formation of scale deposits in the pipes. If not addressed promptly, these deposits can compromise heat exchange efficiency, resulting in elevated condensation temperatures, reduced cooling capacity, and increased power consumption. Regular scale removal is crucial for maintaining optimal system performance. Methods for Scale Removal an...
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Effective Refrigerant Charging Techniques for HVACR product Systems
2024-04-19
It comes to charging refrigerant in HVAC systems, there are various techniques that be utilized for accurate results. Each method has its advantages and is suitable for different scenarios. In this article, we will explore six charging techniques and their applications. 1. Weighing Method: The weighing method is the most accurate approach, involving the direct addition of the required amount of re...
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How to do the maintenance of the Cooling Tower
2024-04-25
The cooling tower, being exposed to outdoor environments for prolonged periods, accumulates a significant amount of sediment and debris due to its powerful fan suction. As time passes, these impurities gradually decrease the cooling tower's heat dissipation efficiency, resulting in clogged spray nozzles and increased infiltration of sediment and dirt into the cooling water system, severely impacti...
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Detailed Guide on Water Quality and Temperature Settings for HVAC Chiller Systems
2024-05-23
Ensuring proper water quality and temperature settings is crucial in the operation and maintenance of HVAC chiller systems. This not only guarantees efficient system performance but also extends the equipment's lifespan and reduces operational costs. This article provides an in-depth look into the standards for water quality and temperature settings in chiller system maintenance. 1.Water Quality S...
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Mastering HVAC Chiller Maintenance: Comprehensive Guide to Temperature Monitoring
2024-05-31
Maintaining optimal temperatures in HVAC chiller system components is essential for their efficient operation. Abnormal temperature ranges can signal potential issues that need timely analysis and intervention. While precise temperature measurements might be challenging, manual estimation by touch often helps in detecting these anomalies. Here’s an in-depth look at ten critical temperature points ...
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How does an efficient cooling system ensure product quality and production efficiency in the injection molding industry
2024-08-08
In the injection molding industry, an efficient cooling system is crucial to ensuring product quality and production efficiency. To meet this need, H.Stars Group highly recommends using integrated chiller units. Key Advantages of Integrated Chiller Units 1. Multifunctional System Integrated chiller units are advanced systems that combine cooling, heating, and dehumidifying functions. They provide ...
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How do H.Stars air-cooled chillers stand out in industrial companies with extreme climates
2024-08-23
As industrial construction in Northwest China flourishes, the demand for efficient and eco-friendly refrigeration equipment has surged. The H.Stars air-cooled chiller, with its unique technological advantages and energy-saving features, has become a crucial force driving industrial development in this region. Advanced Air-Cooled Technology: H.Stars air-cooled chillers utilize advanced air-cooling ...
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