Rotor Expert Engineering

Our Services

MVAC & Refrigeration Systems

Air Conditioning and Refrigeration System Design&Installtion & Service (MVAC & Refrigeration)

Another area of our expertise is air conditioning and refrigeration system engineering.

Our company specializes in air conditioning and refrigeration system design, as well as related engineering systems. We provide comprehensive services covering analysis, design, installation, and maintenance for both industrial and commercial applications. Our focus is on efficiency, safety, and energy conservation, in compliance with international standards.

Scope of Services MVAC & R

🔹 Air Conditioning & Refrigeration System Design • Design of Cold Rooms / Cold Storage / Freezers / Blast Freezers / Cleaning Rooms

  • Design of Cold Rooms / Cold Storage / Freezers / Blast Freezers / Cleaning Rooms
  • Humidifier / DE-Humidifier
  • Design of positive & negative pressure systems and explosion-proof systems
  • ndustrial refrigeration system design
  • Chiller and process cooling systems
  • Refrigeration systems for Food & Beverage and industrial plants
  • Design, installation, and maintenance of Chillers, MVAC systems, and refrigeration systems
  • System upgrades and conversion to environmentally friendly refrigerants
  • Preventive & Corrective Maintenance (PM)
  • Compressor overhauling: Piston, Scroll, Screw, Centrifugal, and Turbo compressors
    • Compressor removal and installation
    • Laser alignment and dial gauge alignment
    • Spectrum analysis and vibration reports
  • Commissioning, start-up, and fine-tuning of systems
  • Performance test reports
  • Expert brine chilled -50oC < Temp < + 12oC Ethanol, Methanol, Ethylene Glycol,Propylene glycol

🔹 Engineering and Technical Services

  • Cooling load and heat load calculations
  • Equipment selection (Compressor, Condenser, Evaporator, Evaporative Condenser, Cooling Tower, Pumps)
  • Refrigerant piping system design (including Ammonia systems)
  • Piping and insulation system design
  • Ductwork and insulation system design
  • Control systems, PLC, and automation design
  • Motor, Starter Panel, EEX proof.
  • Ice Storage

 

🔹 Installation and After-Sales Services

  • Complete installation of air conditioning and refrigeration systems
  • Comprehensive inspection, testing, and commissioning
  • Maintenance and overhaul of air conditioning and refrigeration systems
  • Chiller replacement (retrofit from existing units to new systems)
  • Repair and system upgrades for air conditioning and refrigeration systems
  • Energy efficiency consulting and system optimization
  • Heat Exchanger Replacement (Plate heat exchanger, Shell & Tube exchange.) for ammonia ,or all refrigeration for installation
  • Service Annual shutdown and Flexibility
  • Predictive analysis
    • Oil analysis
    • Vibration analysis
    • Leak testing & repair & Vacuum
    • Eddy current tube testing
    • Commercial duct cleaning
    • Tube Condenser and Tube Evaporator Cleaning

 

System Expertise

  • DX Systems / Flooded Systems
  • Chilled Water Systems / Brine Systems
  • NH₃ (Ammonia) Systems
  • CO₂ and Low-GWP Refrigerant Systems
  • Energy-saving and environmentally friendly systems
  • Ice Storage Tank Systems
  • Industries Served
  • Food & Beverage manufacturing plants
  • Cold rooms and cold storage warehouses
  • Industrial manufacturing plants
  • Petrochemical plants / Power plants
  • Marine & Offshore industries
  • Process industries plat
  • Pharmaceutical storage facilities
  • Breweries
  • Design Standards
  • ASHRAE
  • ISO / EN
  • IIAR (Ammonia Refrigeration)
  • IEC / NFPA
  • Environmental standards (ODP / GWP)

 

Brands We Service & Genuine Spare Parts for Servicing

Frick Sabroe York Stal Gram Trane Carrier Diakin Mycom Dunhumbush Vilter

Gea Grasso Hanbell Danfoss Coupland Bitzer Howden Green Hier Tasaki

Rotating Equipment Services​

  • Compressor overhauling Piston, Scroll, Screw, Centrifugal, and Turbo compressors ( included spare parts )
  • Overhauling Pump, Vaccum pump ( included spare parts )
  • Re-wirinng and overhauling submersiblep and upgrade
  • Overhauling Gear box, Rout blower and Agitator (Rotating Equipment)
  • Overhauling Crusher included special tools, milling , all bearing
  • Overhauling hydro terbine and generator ( 0.5 MW – 3 MW )
  • Alignment, inspection,Vibration , File balance and troubleshooting
  • Overhauling & Rewinding Services and rotating machinery maintenance
    Exhaust fans, FD, ID, PA fans,BUF Fan, submersible pumps, centrifugal fans, axial fans ( 10kW – 3,500 kW )
  • Workshop services for metal machining, including turning, milling, and various custom fabrication works and rotation ( > 15 with our experienced and well-coordinated team )
  • Condition Monitoring & Precision Services and report
  • Vibration spectrum analysis
    • Field balancing
    • Shaft laser alignment
    • Belt tension & laser belt alignment
  • CMM scanning and metal cutting work in accordance with the as-built drawings.
  • On –site service

Boiler, Biomass Plant, Power Plant , Water plant and weast plant Systems

  • Installation, maintenance, efficiency improvement, and upgrades.
  • Super heat tube, genbank tube, air preheater, economyser, wall tube.steam drum, super heat drum, water drum, alloy tube, steam tube,carborn tube condensator tube, Insulation, refactory, clading, blowdown tank, condenser cleaning, water/fire tube cleaning, yealy inspection, fire tube replacement, stract replacement, condensate tank refrabication
  • Heat exchanger refrabication and design
  • Burner replacement, Boiler Efficiency,
  • PLC Upgrade, monitoring system , Boiler Efficiency and upgrade system
  • PT MT RT , PMI and Pre heat , Post heat for alloy tube
  • Design Software-fabrication for Heat exchanger and pressure vessel
    • HTRI – Thermal
    • PVElite – Mechanical
    • Solid Edge – 3D drafting
    • Ansys – FEA Modeling,
    • Fatigue & Cyclic Analysis
    • Auto cad and solid work
    • Excel
  • On site service

Piping Design ,Stress analysis ,Installationn and mainterance

  • Develop the structural analysis model in software STAAD.Pro
  • Check and understand all given project information, including scope of work, pipe stress load calculations and the geometry of the structure.
  • Coordinate with the design team for preparation of structural drawings and exchange of engineering information
  • ISO drawing
  • GA drawing
  • PID
  • Stress analysis and report
  • Certified on Pipe Stress analysis reports and Iso metric Drawings and Mechanical professional Engineer.
  • On site service
  • Certified on Pipe Stress analysis reports and Iso metric support Drawings and civil professional Engineer.
  • Full-Service Welding and Fabrication work shope ( > 15 with our experienced and well-coordinated team )
  • On site servives

Inspection & Annual Certification

  • Fire-fighting systems
  • Boilers
  • Ammonia systems
  • Buildings and energy systems
    (Certified annual inspection and reporting)

Engineering & Construction

  • Piping works (Food Grade, Carbon Steel, Alloy Steel)
  • MVAC & R
  • PLC & Automation systems
  • Construction and installation works
  • Turnkey project solutions
    • Engineering, Design, Drawing, License & Certificate
    • Procurement
    • Project Construction, Civil Architecture, Mechanical, Electrical, PLC and control systems.
    • Installation, Commissioning and Start Up systems.

Service & Maintenance

  • Preventive & corrective maintenance
  • After-sales service and technical support
  • Emergency troubleshooting

 Service and Maintenance

FLEXIBLE  SERVICE CONTRACTS  FOR  HVAC—R  EQUIPMENT.

Quality Engineer service and professional advice
Overhaul & Upgrade System
Start up & Test & Commissioning & Warranty 
 Comprehensive Maintenance, Preventive Maintenance ( PM )
Corrective Maintenance (CM )
Life Cycle Management  
Service Annual shutdown and Flexibility.
Onsite Training, Class Training and On call service

OPTIMIZING  INVESTMENT  AND ENERGY  SAVING.

Coil Replacement & Protection
Chiller Replacement 
Compressor Replacement 
Air-to Water – Cooled Conversation
Integrated safety system, communication system and  PLC Upgrade
Pressure leak system & Vacuum & Dehydration
Optimize  Speed Variable Speed drive ( VSD )
Pump Variable speed drive
 Refrigerant recycling System

REFRIGERATION 

Refrigerant Replacement 
Compressor Block Exchange Program
Heat Exchanger Replacement ( Condensor,  Evap, Oil cooler)
Expert  R22, R134a, R407c, R717, R123, R507, R410a, R404a, RS44, R290, R1270, R744, R23, R12 and etc.

Professional Service​

Priority  service call  on call 24 hr x 7 day 

Best  Regards,
Somkid ROTOR EN                   
Mobile/What app: +6699-1909977 
E-Mial : somkid@rotor-expert.com
ID : somkidrotor
WhatApp : +66991909977