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Refroidisseurs à spirale ou à piston

Catalogy:Air Cooled Chillers

Cooling capacity: 1.6 – 168 kW
Piston

Déterminez la capacité de refroidissement adaptée à votre installation en estimant les besoins en kilowatts par heure. 🤓


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Principe de fonctionnement de base des refroidisseurs

Les groupes frigorifiques fonctionnent sur la base d'un cycle du réfrigérant pour assurer un refroidissement efficace en extrayant la chaleur des zones désignées. Ce cycle comprend quatre étapes principales :

Compression

Le réfrigérant est comprimé, ce qui augmente sa pression et sa température et le transforme en gaz à haute pression.
Flèches de direction
Étape 01

Condensation

Ce gaz passe dans le condenseur, où il libère de la chaleur et se transforme en un liquide à haute pression.
Flèches de direction
Étape 02

Expansion

Le réfrigérant passe par un détendeur, où sa pression et sa température chutent, le transformant en un liquide à basse pression et basse température.
Flèches de direction
Étape 03

Évaporation

Dans l'évaporateur, le réfrigérant absorbe de la chaleur, se retransforme en gaz et le cycle se répète.
Étape 04

Ce processus permet aux refroidisseurs de fournir un refroidissement constant dans diverses applications industrielles et commerciales en éliminant continuellement la chaleur de l'environnement.

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What Are Scroll and Piston Type Chillers?

Scroll and piston-type chillers are two specific air-cooled chillers with distinct compressor designs, each offering unique benefits for different cooling requirements.

Scroll compressors use a spiral scroll mechanism to achieve smooth and quiet refrigerant compression, making them ideal for environments where low noise is essential. Here’s how they work:

•The compressor consists of a fixed scroll and a moving scroll that rotates within it, gradually compressing the refrigerant to high pressure.

•This design eliminates intense mechanical contact, reducing noise and vibration.

-Ideal Applications: Scroll compressors are well-suited for office buildings, hotels, and public spaces where a quiet, stable cooling system is preferred.

Piston compressors, also known as reciprocating compressors, rely on a piston-driven mechanism that creates high-pressure cooling, making them ideal for demanding cooling applications. Here’s their operation:

•The piston compressor uses pistons within cylinders, similar to an engine, to compress refrigerant with strong force.

•This design allows for high compression ratios, delivering more powerful cooling for intensive applications.

-Ideal Applications: Piston compressors are commonly used in industrial settings, laboratories, and manufacturing plants, where high cooling power is essential.

Piston Compressor

Key Differences Between Scroll and Piston Compressors

-Noise Level: Scroll compressors offer quieter operation and are suitable for noise-sensitive environments.

-Cooling Power: Piston compressors provide higher cooling capacity and pressure, making them ideal for industrial applications requiring intensive cooling.

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Comparison with Other Types of Air-Cooled Chillers

Different air-cooled chillers—like Scroll, Piston, Screw, Low Temperature, Dual-Use, PCB, and Oil Cooling—offer specific cooling advantages. Scroll and Piston Chillers deliver versatile, quiet cooling for offices and factories, while other types are specialized for intense cooling needs or precision applications. The table below highlights each chiller type’s unique benefits.

Air-Cooled Chillers Comparison Table
Chiller Type Description Best Use Difference
Scroll and Piston Type Chillers Efficient, versatile cooling with scroll or piston compressors. Offices, hotels, factories. Quiet operation with high-pressure cooling options.
Refroidisseurs à vis Rotary screws for large-capacity, continuous cooling. Data centers, large industrial facilities. Higher capacity but more energy use and noise.
Refroidisseurs à basse température Engineered for deep cooling at sub-zero temperatures. Pharmaceuticals, chemical processing. Designed for extreme cooling; Scroll/Piston for standard ranges.
Refroidisseurs de température à double usage Switches between heating and cooling as needed. Labs, testing facilities with variable temperature needs. Offers both heating and cooling; Scroll/Piston are for cooling only.
Refroidisseurs pour l'industrie des PCB Precision cooling for printed circuit board manufacturing. Electronics manufacturing, PCB production. Exact temperature control, whereas Scroll/Piston are general-purpose.
Refroidisseurs d'huile Specialized to maintain optimal temperatures for machinery oils. Metalworking, hydraulic systems. Focused on oil cooling; Scroll/Piston focus on air cooling.

Ressources

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Exigences en matière de refroidissement

Besoins en capacité de refroidissement

Il est essentiel de déterminer la capacité de refroidissement adéquate pour garantir des performances et une efficacité énergétique optimales. Les besoins en capacité de refroidissement varient en fonction de facteurs tels que la charge thermique, la température souhaitée et la taille de l'application. Pour vous aider à faire le bon choix, nous avons inclus un tableau de calcul simple sur cette page. Cet outil permet d'estimer la charge de refroidissement (en kW ou TR) nécessaire pour votre installation spécifique, vous guidant ainsi vers le modèle de refroidisseur idéal pour répondre efficacement à vos demandes de refroidissement.

Cooling Capacity Determination
Étape Description
1. Déterminer la charge thermique Évaluez la chaleur totale produite par votre équipement ou votre processus. Cette information figure souvent dans les spécifications de l'équipement.
2. Appliquer les formules de refroidissement Utilisez des formules ou des calculateurs industriels pour convertir la charge thermique en capacité de refroidissement, en tenant compte de la chute de température souhaitée et de la taille de la zone.
3. Choisir en fonction de la capacité Une fois que le nombre de kW ou de TR nécessaires est déterminé, choisissez un refroidisseur d'une capacité suffisante pour gérer efficacement votre charge de refroidissement.

Les refroidisseurs de type Scroll et Piston sont polyvalents et peuvent répondre à un large éventail de demandes de refroidissement. Pour des besoins de refroidissement modérés à élevés dans des applications à température standard, ces refroidisseurs offrent des performances fiables et efficaces sur le plan énergétique.

Application-Specific Recommendations

Selecting the right chiller depends on your specific application needs. Piston Type Chillers excel in industrial settings, like factories and processing facilities, where high-capacity cooling is essential. For laboratories and research facilities, Scroll Type Chillers are preferred for their quiet operation and stable performance, making them ideal for noise-sensitive environments. In espaces commerciaux such as offices and hotels, Scroll Chillers provide efficient, low-noise cooling, creating a comfortable atmosphere for work and hospitality.

Applications industrielles

Piston Type Chillers are ideal for factories and processing facilities requiring high-capacity cooling due to their powerful compression capabilities.

Laboratories and Research Facilities

Scroll Type Chillers are preferred in labs where quiet operation is crucial, as they offer stable and low-noise cooling.

Commercial Use (Offices, Hotels)

Scroll Chillers suit environments with moderate cooling needs, providing quiet and efficient cooling ideal for workspaces and hospitality settings.

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Exigences en matière de température

Water Temperature Needs

The target water temperature is a key factor in choosing the right chiller. Different applications require specific water temperatures to function optimally. Determining the precise cooling temperature needed for your equipment or process allows you to select a chiller that can consistently maintain that level, ensuring both efficiency and reliability. Scroll and Piston Type Chillers are available in models designed to support a range of water temperatures, making it easy to match your cooling needs.

Industry Temperature Requirements
Industry Plage de température Application Recommended Chiller Type
Food & Beverage Processing 0℃ to 5℃ Cooling beverages, food preservation, fermentation control Piston Chiller - high efficiency and stability for large production lines
Chemical Industry -5℃ to -30℃ Maintaining low temperatures for chemical reactions Scroll Chiller - compact and energy-efficient, suitable for small-scale equipment
Plastic Processing 7℃ to 15℃ Mold cooling to increase efficiency and reduce defects Piston Chiller - high cooling capacity for large-scale production
Electronics Manufacturing 10℃ to 20℃ Temperature control for electronic components to prevent overheating Scroll Chiller - low noise and high efficiency for sensitive environments
HVAC Systems 5℃ to 15℃ Temperature control in commercial buildings for comfort Piston Chiller - suitable for load management in HVAC systems
Industrie pharmaceutique 2℃ to 8℃ Cooling for drug storage and production processes Scroll Chiller - precise temperature control for strict requirements

Environmental Temperature Impact

Environmental conditions play a significant role in chiller performance. High or low ambient temperatures can impact efficiency, particularly if the chiller is exposed to extreme weather conditions. Scroll and Piston Type Chillers are built to perform well across a range of environments; however, in hotter climates, additional cooling capacity might be necessary to counteract the increased heat load. Understanding your operational environment helps in selecting a model that will perform reliably under specific temperature conditions, ensuring stable operation regardless of external temperatures.

Environmental Temperature Impact on Chillers
Facteur Impact Considerations
Operating Efficiency Chillers perform best within a specified ambient temperature range (e.g., air-cooled chillers at ≤35°C). Efficiency decreases if ambient temperatures exceed this range. For ambient temperatures above 43°C, the chiller may enter overload, triggering a shutdown due to high condenser pressure and exhaust temperature.
Cooling Capacity Fluctuations Cooling capacity decreases as ambient temperature rises due to increased condenser pressure. Evaporator pressure remains unchanged, reducing cooling efficiency. Higher outlet temperatures can temporarily boost cooling capacity, but also increase energy consumption. Maintain appropriate outlet temperature in hot conditions.
Equipment Protection High ambient temperatures can cause compressors to intake overheated vapor, potentially leading to equipment failure. Modern chillers often include overheat protection systems that shut down the equipment under unsuitable conditions to prevent damage.
Maintenance Needs Frequent maintenance may be required in high-temperature environments to ensure efficient operation. Regularly clean condensers and check system pressure to sustain performance and prevent overheating.
Equipment Selection Chillers need to be selected based on their design operating range, ensuring compatibility with expected environmental conditions. Select a model rated for high temperatures if necessary, and place air-cooled chillers in ventilated areas away from direct sunlight or other heat sources.
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Installation et entretien

Exigences en matière d'installation

The target water temperature is a key factor in choosing the right chiller. Different applications require specific water temperatures to function optimally. Determining the precise cooling temperature needed for your equipment or process allows you to select a chiller that can consistently maintain that level, ensuring both efficiency and reliability. Scroll and Piston Type Chillers are available in models designed to support a range of water temperatures, making it easy to match your cooling needs.

Exigences en matière d'espace

Exigences en matière d'espace

Ensure there is sufficient space around the unit for ventilation and airflow. For air-cooled chillers, installing in a well-ventilated area is recommended, as this helps maintain efficiency and prevent overheating.

Surface and Positioning

Surface and Positioning

Place the chiller on a stable, level surface to prevent vibrations during operation. Avoid areas with direct sunlight or proximity to other heat sources, as this can impact cooling efficiency.

Configuration électrique

Verify that the site meets the chiller’s electrical requirements, including voltage and power supply stability. Engage a certified electrician for safe and compliant electrical connections.

Une installation correcte permet d'optimiser la durée de vie, l'efficacité et la stabilité opérationnelle du refroidisseur.

Ease of Maintenance

Regular maintenance is critical to sustaining chiller performance. Here are some simple maintenance tips:

Maintenance Guidelines for Air-Cooled Chillers
Maintenance Activity Description
Routine Cleaning Clean air filters and condensers periodically to prevent dust and debris buildup, which can reduce cooling efficiency.
System Checks Conduct regular inspections of coolant levels, system pressures, and electrical components. Monitoring these aspects helps identify issues early and ensures smooth operation.
Seasonal Maintenance In high-temperature or high-humidity environments, increase the frequency of maintenance to prevent overheating and maintain optimal efficiency.
Service Scheduling Schedule professional maintenance periodically to check refrigerant levels, calibrate components, and ensure all systems are working within their ideal ranges.

Following these guidelines can minimize unexpected downtime, extend the chiller’s lifespan, and maintain energy efficiency.

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Consommation d'énergie et rentabilité

Energy Efficiency of the Chiller

air-compressor

Compressor Efficiency

Scroll and Piston Type Chillers are designed with energy-efficient compressors, helping to lower power usage during operation. Scroll compressors are known for their quiet, steady operation and efficient energy use, making them suitable for environments where consistent, moderate cooling is required. Piston compressors, on the other hand, offer strong cooling power, balancing efficiency with higher capacity for heavy-duty cooling needs.

season

Efficacité saisonnière

The energy performance of a chiller can vary depending on environmental factors like temperature and humidity. For regions with extreme seasonal temperatures, consider choosing a chiller with a higher seasonal energy efficiency ratio (SEER), which ensures optimal performance year-round.

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Variable Capacity Options

Some chillers offer variable-speed compressors, which allow for adjusting cooling capacity based on demand. This feature can help reduce energy consumption when full capacity isn’t needed, providing flexibility and saving on electricity costs over time.

Balancing Initial Investment and Operational Costs

Investing in the right chiller involves considering both the initial purchase cost and the long-term operational expenses:

pie-chart

Upfront Investment

While high-efficiency chillers may come with a higher initial price, their reduced energy consumption can significantly lower monthly electricity costs, offering a faster return on investment.

maintenance

Maintenance Costs

Routine maintenance helps avoid costly repairs and keeps the chiller running at peak efficiency. Energy-efficient models often require less frequent servicing, which can save on maintenance expenses over time.

deposit

Long-Term Savings

Opting for an energy-efficient chiller can result in substantial long-term savings, especially in high-demand settings. This cost-saving advantage can make up for any upfront investment, providing both operational and financial benefits.

By evaluating these factors, customers can find the chiller model that balances initial costs with ongoing energy savings, maximizing value and performance over the chiller’s lifetime.

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Soutien à la marque et au service après-vente

Trusted Brand Reputation

When investing in a chiller, the brand’s reputation is critical. Kaydeli has established itself as a reliable provider of high-quality cooling solutions known for its focus on performance, efficiency, and durability. Choosing a trusted brand like Kaydeli ensures that customers receive.

Quality Assurance

Quality Assurance

Each chiller undergoes rigorous testing to meet industry standards, ensuring reliable operation across a range of applications.

Innovative Technology

Innovative Technology

With a commitment to advancing cooling technology, Kaydeli chillers incorporate the latest energy-efficient compressors and reliable components, maximizing cooling performance and longevity.

Sustainable Practices:

Kaydeli prioritizes eco-friendly manufacturing and refrigerants, helping customers achieve their sustainability goals while reducing operational costs.

Support après-vente complet

Effective after-sales support ensures that customers receive ongoing assistance throughout the chiller’s lifespan. Kaydeli offers comprehensive customer support services, including

Assistance à l'installation

Assistance à l'installation

Professional guidance for proper installation to optimize chiller performance.

Maintenance Programs

Maintenance Programs

Scheduled maintenance services to keep chillers running efficiently and to prevent costly downtime.

Technical Support

Technical Support

Access to a dedicated technical support team that can troubleshoot issues and provide solutions promptly, ensuring minimal disruptions to your operations.

Warranty Protection

Warranty Protection

Robust warranty coverage provides customers with peace of mind, offering repair or replacement options in the event of unforeseen issues.

Choosing a brand with dependable after-sales support enhances the chiller’s operational reliability, reduces maintenance costs, and increases overall customer satisfaction.

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Commentaires des clients et études de cas

Customer feedback is an invaluable resource when choosing a Screw Type Air-Cooled Chiller. Here are a few highlights of how Kaydeli Screw Type Chillers have excelled across different industries:

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