Refrigeration and Air Conditioning Technology Engineering Adjustment and Operation of Expansion Valves

- operation and properties of the various expansion

  valves
- investigation of the static control characteristic
- investigation of the dynamic control behaviour
- adjustment of the optimum operating point
- benefits and disadvantages of the different

  expansion valves
  * thermostatic expansion valve with internal

    pressure compensation
  * TEV with external pressure compensation
  * TEV with MOP function (Max. Operating Pressure)
  * pressure-controlled expansion valve
- hunting effect

[1] trainer from the practical series for the training of mechatronics engineers for refrigeration
[2] refrigeration system with different expansion elements: thermostatic expansion valve with internal pressure compensation, thermostatic expansion valve with external pressure compensation, thermostatic expansion valve with MOP function, pressure-controlled expansion valve
[3] evaporator with glass tubes to monitor injection and evaporation
[4] valve downstream of the evaporator to simulate different pressure losses
[5] adjustable electric heater for superheating
[6] air-cooled condensing unit
[7] sensors record pressures, temperatures, flow rate

Motesta Instruments is one of India's most trusted Civil & Mechanical Engineering Lab Equipment Manufacturers for bulk tender supply of Refrigeration and Air Conditioning Technology Engineering Adjustment and Operation of Expansion Valves. We deliver against Ministry of Education tenders, World Bank funded projects, ITI/Polytechnic supply contracts and turnkey lab setup orders for Engineering Colleges and Universities worldwide.

For tender quotations on Refrigeration and Air Conditioning Technology Engineering Adjustment and Operation of Expansion Valves (Code: ACE0014), our tender desk provides:

• Detailed Technical Specifications matched line-by-line to your tender BOQ
• OEM Authorization Letters and ISO/CE compliance certificates
• EMD & Bank Guarantee support documentation
• Custom branding on labels & control panels for institute identity
• Voltage variants (110V/220V/three-phase) for the destination country
• Multi-language documentation (English, French, Spanish, Arabic on request)
• Container loading photos and pre-shipment inspection reports

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