Skip to main contentAccessibility help
Accessibility feedback
Press / to jump to the search box
Choose what you’re giving feedback on
  • Delete
  • See more
  • Delete
    • See more
    • Report inappropriate predictions
    Quick Settings
    Sign in
    AI Mode
    All
    Images
    Shopping
    Videos
    Forums
    Short videos
    More
    Tools

    Search Results

    Any time
    Any time
    Past hour
    Past 24 hours
    Past week
    Past month
    Past year
    Custom range...
    Custom date range
    Go
    All results
    All results
    Verbatim
    Advanced Search
    About 125,000 results (0.21s) 
    Ctrl+Shift+X to select
    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    A flooded evaporator chiller is a high-efficiency industrial cooling system where the evaporator tubes are submerged in liquid refrigerant to maximize heat transfer, often used for large, 24/7 industrial loads. It offers superior efficiency over direct-expansion (DX) systems through higher boiling heat transfer rates, but requires a higher, more consistent refrigerant charge. These units are typically used with screw or centrifugal compressors. 
    Key Characteristics and Components 
    • Operation Principle: Unlike DX chillers that use vapor, flooded chillers keep the evaporator tubes completely surrounded by liquid refrigerant (shell-side) while water flows inside the tubes (tube-side). 
    • High Efficiency: The full-submersion design minimizes the heat transfer surface resistance, leading to better energy efficiency (high COP). 
    • Applications: Common in industrial settings such as food processing, chemical, and pharmaceutical applications. 
    • Components: These systems often feature sophisticated, large shell-and-tube evaporators, and sometimes utilize oil-free, MagLev technology for further efficiency. 
    • Equipment Type: Available in both Water-Cooled Chiller | Hitachi Air Conditioning and Air-Cooled MagLev® Flooded | Multistack configurations. 
    This video explains the difference between a flooded evaporator and a direct expansion unit:
    Related video thumbnail
    01:29
    Recreational rink refrigeration: flooded evaporator vs. direct ...
    Alfa Laval
    YouTube• Jul 6, 2022
    Advantages and Disadvantages 
    • Advantages: Higher evaporating temperatures, higher coefficient of performance (COP), and lower operating costs.
    • Disadvantages: Larger size, higher refrigerant charge, higher initial cost, and higher pumping power requirements.
    • Maintenance: Flooded Chiller Evaporators - Tipo Heat Exchangers are generally considered robust, but the complex design demands precise controls and regular monitoring to avoid About Dry Type And Flooded Type Evaporator Details | H.Stars fouling, as described by. 
    Common Issues 
    • Leakage: A major risk is water leaking into the refrigerant circuit (the evaporator), which can damage the compressor and require extensive, expensive repairs. 
    • Design Limitations: The design can sometimes suffer from increased pumping work and larger footprint constraints, which are being addressed by new, more compact designs. 
    • Department of Energy (.gov)https://www.energy.gov
      Novel Compact Flooded Evaporators for Commercial Refrigeration
      Apr 28, 2026 — Novel Compact Flooded Evaporators for Commercial Refrigeration. Lead Performer: Oak Ridge National Laboratory (ORNL) – Oak Ridge, ...
    • H.Stars (Guangzhou) Refrigerating Equipment Group Ltd.https://www.hstarschiller.com
      About Dry Type And Flooded Type Evaporator Details
      Jun 12, 2023 — The Flooded Type evaporator draws water in the tube and the refrigerant evaporates outside the tube cluster, so the heat transfer ...
    • mbt.midea.comhttps://mbt.midea.com
      Flooded Air Cooled Screw Chiller - Midea GLOBAL
      * Midea flooded air cooled screw chiller adopts high efficiency semi-hermetic twin-rotor screw compressor, high efficiency evaporator a...
    Show all
    AI can make mistakes, so double-check responses
    Share
    Facebook
    WhatsApp
    X
    Email
    Click to copy link
    Share link
    Link copied
    Thank you
    Your feedback helps Google improve. See our Privacy Policy.
    Share more feedback
    Report a problem
    Close
    Thank you
    Your feedback helps Google improve. See our Privacy Policy.
    Share more feedback
    Report a problem
    Close
    Show more
    Videos
    DX vs Flooded: Chiller Evaporator Types
    YouTube · HVACTIME
    May 31, 2024
    YouTube · HVACTIME
    10:12
    DX evaporators have refrigerant inside tubes and water on the shell side, while flooded evaporators have the opposite.
    HVACTIME
    YouTube·
    May 31, 2024

    DX vs Flooded: Chiller Evaporator Types

    YouTube·HVACTIME·May 31, 2024
    YouTube
    In this video
    • 00:20
      Brace Plates
    • 05:47
      Traditional Flooded
    • 06:10
      Hybrid Flooded
    Shell and tube Flooded Evaporator
    YouTube · Scholenberg Vniuersitatis
    Feb 22, 2021
    YouTube · Scholenberg Vniuersitatis
    0:57
    Shell and tube flooded evaporators inject liquid refrigerant into the shell from an expansion valve to cool water circulating in the tubes.
    Scholenberg Vniuersitatis
    YouTube·
    Feb 22, 2021

    Shell and tube Flooded Evaporator

    YouTube·Scholenberg Vniuersitatis·Feb 22, 2021
    YouTube
    Flooded Type Evaporator Working Diagram Explained with ...
    YouTube · Shubham Kola
    Apr 12, 2020
    YouTube · Shubham Kola
    1:36
    Flooded evaporators maintain a constant liquid refrigerant level using a float control valve, ensuring high heat transfer rates.
    Shubham Kola
    YouTube·
    Apr 12, 2020

    Flooded Type Evaporator Working Diagram Explained with ...

    YouTube·Shubham Kola·Apr 12, 2020
    YouTube
    View all

    Web results

    ¿What is a Flooded evaporator and how does it work?


    Area Cooling Solutions
    https://areacooling.com › HVAC Terms Glossary
    Area Cooling Solutions
    https://areacooling.com › HVAC Terms Glossary
    Jul 10, 2023 — A flooded evaporator has a high heat transfer rate. · Secondly, it is a system with a suction method based on a saturated vapour compressor. · It ...Read more
    Images
    About Dry Type And Flooded Type Evaporator Details
    About Dry Type And Flooded Type Evaporator Details
    H.Stars (Guangzhou) Refrigerating Equipment Group Ltd.
    DX vs Flooded: Chiller Evaporator Types
    DX vs Flooded: Chiller Evaporator Types
    YouTube
    About Dry Type And Flooded Type Evaporator Details
    About Dry Type And Flooded Type Evaporator Details
    H.Stars (Guangzhou) Refrigerating Equipment Group Ltd.
    All images
    Show more images
    People also ask
    What is a flooded evaporator in a chiller?
    A shell and tube flooded evaporator draws in water and causes the refrigerant to evaporate externally. The liquid refrigerant predominantly fills the shell, ranging between 55 - 65% of the container's overall capacity.

    Shell and Tube Flooded Evaporator | Heat Exchanger Manufacturer


    H.Stars
    http://heater-chiller.com › 4-1-2-shell-and-tube-flooded-...
    H.Stars
    http://heater-chiller.com › 4-1-2-shell-and-tube-flooded-...
    How does a flooded evaporator work?
    A flooded evaporator has a high heat transfer rate. Secondly, it is a system with a suction method based on a saturated vapour compressor. This means that the inner surface of the evaporator is always in contact with the refrigerant fluid, which improves heat transfer.Jul 10, 2023

    ¿What is a Flooded evaporator and how does it work?


    Area Cooling Solutions
    https://areacooling.com › HVAC Terms Glossary
    Area Cooling Solutions
    https://areacooling.com › HVAC Terms Glossary
    What causes a flooded evaporator?
    Flooding or slugging is usually the result of the compressor providing too much cooling capacity for the load in the space or not having enough heat content in the air to evaporate the liquid refrigerant. Compressors are a vapor pump that can't handle liquid refrigerant.

    How to Prevent Evaporator Coil Freezing and Compressor ...


    Rawal Devices
    https://www.rawal.com › how-to-prevent-evaporator-coil...
    Rawal Devices
    https://www.rawal.com › how-to-prevent-evaporator-coil...
    What is a flooded type evaporator?
    An error has occurred. Please try again later.

    Web results

    Flooded Type Water-Cooled Chiller


    Hitachi Air Conditioning
    https://www.hitachiaircon.com › ... › Ranges › Chillers
    Hitachi Air Conditioning
    https://www.hitachiaircon.com › ... › Ranges › Chillers
    – Stable temperature, peak efficiency. Flooded evaporator design ensures steady, energy-saving operation in large-scale applications.Read more

    About Dry Type And Flooded Type Evaporator Details


    H.Stars (Guangzhou) Refrigerating Equipment Group Ltd.
    https://www.hstarschiller.com › blog › dry-type-and-flo...
    H.Stars (Guangzhou) Refrigerating Equipment Group Ltd.
    https://www.hstarschiller.com › blog › dry-type-and-flo...
    The Flooded Type evaporator draws water in the tube and the refrigerant evaporates outside the tube cluster, so the heat transfer surface is substantially in ...Read more
    Discussions and forums
    300 ton AC chiller froze a tube & flooded the whole machine 🤦‍♂️
    Reddit · 
    r/HVAC
     · 130+ comments
     · 1 year ago
    300 ton AC chiller froze a tube & flooded the whole machine 🤦‍♂️
    Reddit · 
    r/HVAC
     · 130+ comments
     · 1 year ago
    Unfortunately, I think they're gonna end up having to abandon this circuit if I run a borescope & find rust in the evaporator. zoonyc2047.  More
    Flooded basement due to frozen evaporator coil?
    Reddit · 
    r/HVAC
     · 10+ comments
     · 8 years ago
    Flooded basement due to frozen evaporator coil?
    Reddit · 
    r/HVAC
     · 10+ comments
     · 8 years ago
    There is a chance the coil will freeze and, if that happens, thawing the coil would flood our entire basement.  More
    See more
    Short videos
    0:20
    Maximizing Efficiency Understanding Flooded Evaporators in ...
    YouTube · THE CHILLER GUYS HUB
    THE CHILLER GUYS HUB
    YouTube·
    Jun 8, 2024

    Maximizing Efficiency Understanding Flooded Evaporators in ...

    YouTube·THE CHILLER GUYS HUB·Jun 8, 2024
    YouTube
    0:37
    How Does The Refrigerant Flow In A Flooded Evaporator? We ...
    Facebook · The Chiller Guys Hub
    1:06
    How a Flooded Evaporator works.
    Instagram · Trevor Matthews
    0:46
    Falling Film vs Flooded Chiller Evaporators
    YouTube · HVACTIME
    HVACTIME
    YouTube·
    Apr 15, 2025

    Falling Film vs Flooded Chiller Evaporators

    YouTube·HVACTIME·Apr 15, 2025
    YouTube
    More short videos

    Web results

    Flooded Chiller Evaporators - Tipo Heat Exchangers


    uaecoolingtowers.com
    https://www.uaecoolingtowers.com › flooded-chiller-ev...
    uaecoolingtowers.com
    https://www.uaecoolingtowers.com › flooded-chiller-ev...
    Jan 27, 2025 — In a flooded evaporator, the tubes are completely submerged in liquid refrigerant. This full contact between the refrigerant and heat transfer ...Read more

    Flooded evaporator


    HVAC-Talk
    https://www.hvac-talk.com › threads › flooded-evapora...
    HVAC-Talk
    https://www.hvac-talk.com › threads › flooded-evapora...
    Mar 5, 2014 — A "flooded" evaporator is a type of evaporator used in what is generally referred to as a "chiller" system. It means that the evaporator (generally a barrel or ...Read more

    What is a flooded type chiller?


    Huazhao
    https://www.huazhaochiller.com › news › what-is-a-floo...
    Huazhao
    https://www.huazhaochiller.com › news › what-is-a-floo...
    Dec 3, 2025 — Flooded type chillers, particularly the screw type, use a unique mechanism that allows the evaporator to remain full of refrigerant at all times ...Read more
    People also search for
    Flooded evaporator refrigeration system
    Flooded evaporator superheat
    Flooded evaporator system
    Flooded evaporator diagram
    Flooded evaporator vs dry evaporator
    Flooded evaporator symptoms
    Flooded evaporator coil
    Dry expansion evaporator

    Page Navigation

    12345678910Next

    Footer Links

    90012, Los Angeles, CA
     - Based on your past activity
     - 
    Update location
    Can't update your location
    Learn more
    Updating location...
    HelpSend feedbackPrivacyTerms
    Google apps