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    Magnetic Bearing Centrifugal Chiller (Heat Pump) Unit

    The magnetic suspension variable frequency centrifugal chiller (heat pump) unit is mainly composed of a magnetic suspension centrifugal compressor, evaporator, condenser, economizer, adjustable throttle valve, onboard frequency converter and automatic control system. The compressor uses magnetic suspension bearings, no lubricating oil is required, there is no need to worry about oil return restrictions, "0" friction, high efficiency, stable and reliable.

    Cooling capacity:527.46-3516kW
    Xin Lei

    Features

    01

    Energy-efficient

    A full range of dual-level energy efficiency
    Efficient, multi-condition pneumatic design
    Industrial-grade magnetic bearing technology
    Permanent magnet synchronous motor technology
    Two-stage compression + gas enthalpy enhancement technology, the unit has higher energy efficiency

    Energy-efficient
    02

    Stable and Reliable

    Direct drive + horizontally opposed technology
    Active bearing control technology
    Multiple baffles 360° annular cooling

    Stable and Reliable
    03

    Low Noise and Silence

    Operating noise as low as 70dB(A);
    No oil and no friction, reduce the transmission noise of mechanical parts;
    The structure of compressor horizontally opposed impeller + external pipeline reflux reduces the aerodynamic noise of the refrigerant during the flow process.

    Low Noise and Silence
    04

    Wide-area operation

    Joint adjustment + multi-condition design

    Wide-area operation
    05

    Save Money

    Compared to traditional oil-lubricated centrifuges, the oil-free system significantly improves the reliability of the unit and does not have to worry about the oil return of the unit;
    There is no need for regular oil inspections, which makes maintenance easier and more convenient, and maintenance costs are lower.

    Save Money

    Core Technology

    01

    Xinlei magnetic bearings

    Xinlei magnetic bearings
    01

    Xinlei magnetic bearings

    Radial and axial integrated modular design, compact structure and stable performance;

    No lubricating oil, zero friction, low power consumption, only 3~10% of conventional oil bearings, and the higher the speed, the more obvious the energy-saving effect;

    Xin Lei
    Xinlei magnetic bearings
    02

    Horizontally opposed impeller

    Horizontally opposed impeller
    02

    Horizontally opposed impeller

    Direct drive, no transmission loss,100%efficiency;

    The impeller is horizontally opposed, and the axial thrust cancels each other out by more than 90%, with good self-balancing, low vibration and high reliability.

    Xin Lei
    Horizontally opposed impeller
    03

    Impeller

    Impeller
    03

    Impeller

    The impeller adopts the optimization technology of CFD calculation + neural network + genetic algorithm to optimize the parameters under a wide range of working conditions to achieve high efficiency of both rated and partial load.

    Xin Lei
    Impeller

    Machine structure

    Machine structure
    Control Cabinets

    Control Cabinets

    -PLC electronic control system, real-time monitoring of system operation data and trajectory, multiple protection and early warning;

    -Internet of Things database management, the establishment of a background service platform, and modular management of equipment energy efficiency;

    Magnetic levitation Centrifugal Compressor

    Magnetic levitation Centrifugal Compressor

    -Two-stage compression, large surge margin, wider operating range;

    -The impeller is horizontally opposed, and the axial force is small;

    -Frequency conversion direct drive, low starting current, high unit efficiency;

    -Magnetic bearing, running 0 friction, no attenuation of efficiency;

    -Stepper motor + guide vane mechanism is built-in, with accurate mechanical limit and high reliability.

    Flash Economizer

    Flash Economizer

    -The unit adopts two-stage compression and make-up gas enthalpy enhancement technology, which is 6% more efficient than that of single-stage refrigeration circulation system.

    Intelligent Operator Panel

    Intelligent Operator Panel

    -Touch control screen, providing users with an intuitive interface, simple and convenient operation;

    -Cloud remote monitoring, automatic fault alarm, easy to analyze the cause of failure;

    Electronic Level Gauge

    Electronic Level Gauge

    -Real-time monitoring of the liquid level, automatic adjustment of the throttle valve opening, to ensure the stable and reliable operation of the system.

    High-efficiency Heat Exchanger

    High-efficiency Heat Exchanger

    -The heat exchanger adopts high-efficiency heat exchange tubes, and the inner and outer walls are strengthened for heat transfer to obtain excellent performance;

    -Optimize the structure of the heat exchanger to effectively improve the heat exchange efficiency.

    IOT Technology

    The cloud platform can record and provide the operating status and operating parameters of the wind turbines bound to the platform, as well as perform fault alarm and data recording analysis. Users can log in to the platform to realize remote monitoring and energy-saving settings management, enabling users to realize real-time equipment management. At present, the IoT cloud platform provides ANDRIOD, IOS, and PC clients, and open interfaces to link with third-party software such as ERP, providing users with more possibilities.

    Statistical analysis of gas data to help enterprises make business decisionsStable air pressure, scientific energy saving of the wholeUse gas on demand to avoid wasting energyEquipment operation daily records, maintenance and daily management are more convenientReal-time monitoring of energy consumption, real-time data collectionVisualize equipment running status and view real-time working statusEquipment remote management, intelligent joint control
    IOT  Technology

    Application Scenarios

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    Air energy solutions for cement industry

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    Xin Lei
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