Refrigeration & Air Conditioning Experiment Kits
Energy Engineering & Mechanical Engineering
Experiment sets
COK-0814S Absorption Refrigeration Trainer
This training set; absorption of ammonia-water mixture is prepared to show their application to adopt the cooling and temperature change.
The following experiments are performed: • Observation of Absorption refrigeration cycles • Measurement of the temperature cycle specifications • Electrical resistance • Absorption cooling system • 4-point temperature measurement • Dimensions:: 300x4300x1350 mm
Order No: COK- 0814S
COK-0815S Modular Cooling Training Kit
This training set; different cooling circuits and applications, is intended to organize the help of quick coupling.
Training topics: • Capillary tube-single evaporator applications • Capillary only a tube evaporator heat exchanger applications
• Capillary tube-parallel evaporator
• Parallel evaporator application • Evaporator application • TGV-single evaporator applications • TGV-one evaporator heat exchanger applications • TGV-parallel evaporator application • tgvser evaporator application • The cooling effect coefficient (NGOs) values were calculated • The heating effect coefficient (ITK) to calculate the value
Specifications: • Hermetic compressor • Air-cooled kondenserevaporat is • the liquid to vapor heat exchanger • Turbine type refrigerant flow meter and digital display • TGV-type expansion element • Low and high pressure gauges • Quick ball connection • 7 different point of temperature measurement • quantitative measurement of electrical data • Dimensions: axbxh: 500x1100x1350 mm, 50 kg Order No: COK- 0815
COK-0801S Basic Refrigeration Training Set
This training set; is intended to illustrate the basic features of mechanical compression refrigeration cycle are available in different expansion options. Transparent evaporation process of the refrigerant in the evaporator can be observed
The experiments: • In practice, the cooling period • The use of capillary flow control as • Using the automatic expansion valve, flow control • Using the thermostatic expansion valve • The operation of the heat exchanger • Setting the pressure switch • Increasing the discharge pressure
• Pressure-temperature relationship of the cooling theory
Order No: COK- 0801S
Specifications
Hermetic compressor
Air-cooled condenser evaporator
Air-cooled condenser fan
Axial evaporator
Sight glass , filter-drier transparent capillary tube evaporator
Automatic expansion valve,
Thermostatic expansion valve
Heat exchanger different evaporation temperature setting control
electromechanical with solenoid valve Combined pressure switch, high and low pressure gauges 6 different points of temperature measuring Size : 400x1280x1500mm
COK-0803S Cold Storage Trainer
This training set; basic operating functions of the cold storage is intended to inculcate students.
Experiments:
• Setting the cold room temperature • Low-pressure compressor management • Setting of the difference between room temperature and the evaporation temperature • Hot gas defrost
Specifications • Hermetic compressor • Air-cooled condenser • Axial kondenserf NEW • Air-cooled evaporator • Axial fan evaporator • Welded sight glass • Welded filter-drier • Automatic expansion valve • Heat-insulated stainless steel tank • Different evaporation temperature setting • A nested tube heat exchanger • Combined pressure switch
Dimensions:
1200x780x1290 mm
Order No: COK-0803S
These experiments are performed:
• Automatic expansion valve • Low and high pressure gauges • Digital thermostat • 6 different points of temperature measurement • quantitative measurement of electrical data
COK-0804S Refrigeration technology Fault Simulation Trainer
This training set; creating the basic refrigeration cycle fault is designed to provide an understanding of the symptoms associated with failure. 7 different fault conditions can be created.
Experiments: Normal operation of the cooling system Partial blockage of the filter-drier Partial blockage of the expansion valve The reduction of compressor capacity Missing no refrigerant in the system No more refrigerant in the system Dirty condenser failure Snow view evaporator failure Order No: COK-0804S Technical Specifications:
• Hermetic compressor
• Air-cooled condenser
• Axial condenser fan
• Air-cooled evaporator
• Axial fan evaporator
• Welded sight glass
• Welded filter-drier
• Low and high pressure gauges
• Electromechanical control is made with solenoid valve
• On-off switch for fault
• Liquid tank
• Transparent level gauge
• Refrigerant gas temperature is maintained with the aid of contact sensors
• 4-point temperature measurement
• Dimensions: 1100x600x1350 mm
COK-0812S
Multipurpose Refrigeration Training
This training set; of mechanical vapor compression refrigeration cycle is intended to ensure a comprehensive investigation. • The use of capillary tubes as expansion device in the flow control • Balancing the flow control thermostatic expansion valve is used internally
• Balancing the external flow control thermostatic expansion valve is used • pH diagram shown on the theoretical and actual cooling cycle, determining the energy balance for the compressor and condenser • Increase in the discharge line pressure • Blockage of the liquid line • One evaporator- parallel compressor application • Parallel compressor - single compressor application
Specifications: • Hermetic compressor • Air-cooled condenser • Axial condenser and evaporator fan • Air-cooled evaporator • Welded filter-drier • Automatic expansion valve • Internally and externally balanced balanced thermostatic expansion governors • Capillary tube • Combined pressure switch • Low and high pressure gauges • Turbine type refrigerant flow meter • Differential pressure
valve • Refrigerant temperatures, with the help gas sensors for direct contact • 7 different point of temperature measurement • Numerical measurement of electrical data • Dimensions 750x1300x1500 mm Order No: COK-0812S
COK-0813S Electrical input cooling experiment set
This training kit for installation-energy branch of the Faculty of Technology and the Faculty of Mechanical Engineering for Energy branches Heat- Cooling Technique is used for cooling applications and laboratory courses of lectures. • Drawing of the vapor compression refrigeration applications and pH diagram
• Investigation of changes in refrigerant cooling load on the different evaporation temperature • the cooling coefficient, depending on the different evaporation and condensation temperatures (NGOs) examination of change • The heating effect of different condensation temperature coefficient (ITK) Examination • Examining the amount of heat supplied to the cooling water temperature due to changes in the concentration • To study the effect of different
compression ratio compressor volumetric efficiency • Examination of the thermostatic expansion valve characteristic • Determination of thermal transmittance value of the condenser cooling coil
Specifications • Open type externally driven electric motor and compressor • Internal plate condensers and evaporators • Electric exchanger heater • Internally compensated thermostatic expansion valve • Combined high and low pressure gauges and pressure switches • Quantitative measurement of torque (N / m) • rotameter type water flowmeter and flow control valve • Turbine type refrigerant flow meter • Speed sensor and digital tachometer • Refrigerant temperature • direct contact with the help of sensors Gas • 6 different points of temperature measurement • Dimensions: 650x1200x1350 mm Order No: COK-0813S
COK-0204K Basic Air Conditioning Training Set
This training kit to introduce the basic functions of a simple air conditioning plant and is intended to apply basic psychometric processes.
The experiments:
• Basic air conditioning processes • Summer air conditioning application
• Winter air conditioning application Specifications • Lamellar electric immersion heaters • humidification and evaporative cooling fill • Radial fan • Fan speed control • Low pressure manometer • 5 different points of temperature and humidity measurement • quantitative measurement of electrical data • Dimensions : 550x1650x1210 mm
Order No: COK-0204K
COK- 0217K
Air – Water - Air Typ Heat Pump Experiments
Trainer
This training kit , air - water - air source heat pump applications in order to adopt the principles were prepared.
• Heating and cooling effect coefficient (ITK and NGOs) calculation • Comparing the pH diagrams of the ideal and practical cycle • Drawing of the heat pump performance curves using different evaporation temperatures • draw curves for different condensation temperatures ITK • Compressor volumetric compression ratios-yield relationship
Specifications • Hermetic compressor • Turbine type refrigerant flow meter • Route type water meter flowmeter • Automatic expansion valve • Different evaporation temperature setting • 6 different points of temperature measurement
• Numerical measurement of electrical data • Dimensions: 650x1000x1360 mm,
Order No: COK- 0217K
COK-0203K Heat Recovery Ventilation Trainer
This training kit is designed for the environment while saving energy napping in the HRV unit is used to make in order to grasp the understanding of the logic and efficiency.
Experiments:
• Measurement of temperature change • Calculation of the heat exchanger thermal efficiency • Calculation of the coefficient of the heat exchanger heating effect
Specifications: • Aluminium plate heat exchanger • Plug Fan • Heat load can be changed • Fan speed control • 500 W finned heater • 4 different point temperature measurement
• Multi function multimeter • Numerical measurement of electrical data • Dimensions: 580x1320x1540 mm,
Order No: COK- 0203K
COK- 208K
RECIRCULATION TYP AIR CONDITIONING
TRAINER
This training set mixture to introduce the basic functions of an air conditioning plant, and were prepared to implement basic psychometric processes
Experiments:
• Basic psychometric processes • Unmixed summer climate • Mixed summer climate • Unmixed winter climate • Mixed winter climate
ORDER NO: COK0208K
Specifications • Lamellar electric immersion heaters • Hermetic compressor •Diffuser air cooled condenser •Evaporative cooling and humidification fill • Plug Fans • Fan speed control • Aluminium fresh air, exhaust air dampers and mix • Damper motors • Low pressure gauge (Glycerin) • numerical temperature and humidity measurements from 5 different points • Multifunctional multimeter • Dimensions: 520x1500x1510 mm
COK-0212K
HEAT RECOVERY TYP AIR CONDITIONING TRAINER
This training set; to introduce the basic functions of a heat recovery air handling unit and is intended to apply basic psychometric processes.
Experiments:
• Calculation of the recovery efficiency • Basic psychometric processes • Summer air conditioning • Winter air conditioning
Order No: COK-0212K
Specifications: • Finned electrical resistors • Hermetic compressor • Humidification and evaporative cooling fill • Radial fan • Fan speed control • Plate heat exchangers • Numerical temperature and humidity measurements from 5 different points • Dimensions: 510x1500x1470 mm
COK-0220K Mechanical Cooling Towers Trainer
COK-0220K Trainer is designed to experimentally demonstrate the working principles of cooling towers
Order No: COK-0220K
Experiments:
Heating effect on the calculation of the heat exchanger
Calculation of the thermal efficient of the heat exchanger
Changes in temperature measurement.
Specifications:
4 different point temperature measuring
Fan speed control
500W Heater
Multifunction multimeter
Centrifugal fan
Transparent plexiglass tank
Trainer is mounted on a mobile chassis
COK-0230K
Evaporative Cooling Training Kit
COK-0230K trainer is designed to experimentally demonstrate the working principles
of cooling towers.
Experiments;
• Monitoring the process in the cooling tower
• Air and determination and calculation of heat-mass transfer of water changes the
thermodynamic
• The cooling load "approach to reservoir wet" on the effect
• Air speed "approach to reservoir wet" relationship
• Air speed "pressure drop in fill" relationship
• The relationship between the cooling load of the cooling range
Specifications
Sigma aluminum construction, panel
composite laminate. Three different
electric heater option (-1.5 0.5-1 kW)
available Radyalf Fan speed control
fluid tank
Digital multimeter circulation pump
filler paper tower, tower-type liquid
indicator rotameter flow meter
measures air speed propeller
(anemometer)
Digital temperature measurement
point 2 of 4 separate digital relative
humidity measurements from
separate point temperature
measurements
Electrical data on the training set can
be measured digitally
Size: 450x1000x1500 mm
Order No: COK- 0230K
COK-0292S
SPLID AIR CONDITIONER FAILURE SIMULATOR COK-0292S trainer of 15 different faults can be created.
Failure probabilities, it is possible to
eliminate with the help of measurement
circuits on the panel.
• The air conditioner is not working (power
cut)
• Compressor starts, but stops after a
certain period of time (low voltage fault)
• Air conditioning is working, but the
compressor is not activated (thermal cut
circuit)
• The compressor is working, but normally
draws more current (compressor windings
are damaged)
• The compressor makes humming noise
but can not run (dashed capacitor circuit)
• Indoor unit card is not activated
• The outdoor unit fan is not engaged (fan
motor windings are damaged)
• The outdoor unit fan is not engaged (fan
capacitor circuit cut)
• The indoor unit fan motor is defective
• Display (display) panel does not work
• Air guidance wings are not working (stepper motor is defective)
• The air conditioner does not switch to heating mode (defective four-way valve)
• The remote control system does not work (faulty eye-catching panel)
• The indoor unit is running and the instrument panel warning signal gives (defective
pipe temperature sensor)
• The indoor unit is working, but remains off after a certain time (room temperature
sensor is defective
Specifications:
Specifications
1100 watts maximum power consumption. High and low pressure gauges Remote
control feature an average of 3 KW output capacity
Air conditioning, heating, cooling, ventilation and dehumidification function. 230 Volt
50Hz values toward supporting on-off switch failure or defective light system board
shown on the panel of the indoor unit 15 different faults forming 4 separate point digital
temperature measurement. Digital measurement of electrical values. Dimensions:
460x730x1430 mm
Order No: COK- 0292K
COK-0280K
Ventilation Training Set
This training kit is designed to provide ventilation techniques needed contribution to
experimental work in their classes.
Experiments:
• Draw the fan characteristic
curve
• Calculation of the pressure
loss in the filter and coupler
• Specific resistance of the filter
and coupler (K) no values
• The presence of pressure
losses in the straight channel at
different speeds
Specifications:
• Three speed levels of 3000 m3 / h centrifugal fans
• fiber prefilter
• Flat channel, track pants, receiving arms, full elbow, half elbow, flexible fittings
• Round diffusers, square diffusers, vent blowing, suction grille, volume damper
• Air speed meter (anemometer)
• Digital differential pressure transmitter
• 6 different points of pressure measurement
Order No: COK- 0280K
COK-0106E
IKS Single Phase Electrical Control Trainer
This training kit with single-phase wiring basic air-conditioning and cooling can be
created. 8 basic cooling circuit connection on the control cables. Other than the
standard experiments can be done in many different connections.
Experiments: • No frost home refrigeration control circuit • Double door home refrigeration control circuit • Single-door household refrigeration control circuit • Operate the compressor with start switch • Operate the compressor with current type relay • Operate the compressor with PTC relay • Operate the compressor with voltage relay • Operate the compressor with run capacitor
Specifications: • Different types of starting relay • Coil wire current relay • switch-excited • Lower the evaporator heater, heater and defrost heater generation • Hermetic compressor • PTC and bimetal thermal • Interior light and switch • Different types of capacitors • Digital volt-ohm-CoS0 Order No: COK- 106E
COK-0115E Electrical Failure Simulation Trainer This training kit gives students knowledge about the basic faults occurring in the electrical circuit. Specifications: • Hermetic compressor • Air-cooled condenser • Axial condenser fan • Air-cooled evaporator • Axial fan evaporator • Phase protection relay • The contactor and control fuse • Warning lamp failure detection system • Mechanical room thermostat • Creating a fault with bidirectional control key features • Selector switch with the ability to create 27 different types of failures
Fault Simulations: • Starting capacitor short-circuit • Starting capacitor circuit cuts • Permanent short-circuit capacitor • Permanent capacitor circuit cuts • Auxiliary winding circuit cuts • Auxiliary winding short-circuited • Main winding circuit cuts • Main winding short-circuited • compressor windings are grounded • Compressor thermal cut circuit • The contacts of the fan thermostat attached • tail fan thermostat is broken • Fan relay coil circuit cuts • Fan relay coil short-circuited • Fan relay contact adherent • The fan relay contacts oxidized • Fan motor windings are short-circuited • Fan motor windings cut circuit • Current relay defective
• Insurance cuts • Thermostat broken tail • Thermostat contacts are shorted • The relay coil is broken • The relay contacts are welded Order No: COK- 0115E
COK-0420T
Pressure Loss Trainer
COK-0420T is ; Installation materials commonly used in the market are
designed to calculate the pressure loss.
Experiments:
• Calculation of the pressure loss in the elbows and fittings
• Gates of calculating the K value for headlamps open rates
• Tank calculation of losses in the inlet and outlet
• Calculation of losses in straight pipes of different diameters
Specifications:
• Route meter
type flow meter
• Differential
pressure gauge
• Pressure
transmitter
• Peripheral
pump
• Male-female
quick couplings
• pressure
measurements
from 24 different
points
• Different types
of valves and
fittings
• Dimensions:
1780x400x1620
mm
Order No: COK- 0420T
COK-0550ST
WATER PRESSURIZATION TRAINER
This training set used in clean water installation pressurization (pressure tank)
to introduce the system and is designed to apply basic experiments
Experiments:
• Examination of the booster system
• Setting the pressure switch
• The use of a pressure regulator in multi-storey buildings
• Pressure tank capacity calculation
Specifications:
Centrifugal pump 0,37 kW - 30 mss - 2 m3 / h
Diaphragm expansion tank
From the pump inlet strainer and check valve
Pressure switch
Liquid tank
Manometer
Pressure regulator
Water tap
Electronic water flow meter
Dimensions: 1150x500x1350 mm, 60 kg ORDER NO: COK- 0550ST
COK-0410T Centrifugal Pump Trainer.
This training set; Fluid Mechanics, current machines are designed to be used in Pumps-Compressors courses such applications. Efficiency of the centrifugal pump with this set, specific speed, basic concepts such as ENPKY pump how the formation of the performance curve, and how to interpret it easily comprehensible.
experiment • Pump head-flow relationship • The presence of the pump specific speed • The presence of pump efficiency • The presence of the pump ENPKY value
Specifications: -Centrifugal pump -Compact laminate front panel -The ball valve -Liquid tank digital ammeter,voltmeter cosinüsfimetr and --Route type water meter flowmeter pressure gauge (2 pieces) -Dimensions: 1000x500x1350 mm
Order No: COK- 410T
COK-0960H Combine Gas Boiler System Trainer
This training set and the gas hot water boiler operating principle used in the heating system is intended to adopt. Hot water and water inlet and outlet temperature of the boiler in the heating circuit and actual heating capacity can be calculated by measuring the instantaneous flow.
Experiments:
• Examination of the pressure-temperature changes • Setting the thermostatic valve • calculation of heating capacity in the heating boiler position • calculation of heating capacity in hot water boiler position • boiler control depending on water temperature • Room temperature-dependent control of the boiler
Specifications: -Rotametretip water -flowmeter -Natural Gas / LPG usage options -Housing double-walled insulated -Panel radiator -Towel radiators -Room thermostat -Cold hot water coil -Plate heat exchangers -Thermostatic valve -4 different points of temperature measurement -Digital measurement of the electrical data
Order No: COK- 0960H
COK-01040YE
Wind Turbine Trainer Set (Wind energy)
This trainer is designed for easy understanding of the working principle of the
Wind Turbine.
Experiments:
• Understanding the relationship between air speed wind turbine power generation • Calculation of turbine efficiency
Specifications:
• Frond panel composite laminate and aluminum frame
• Voltage: 12 VDC
• The power level: 400 W / 12.8 m / s
• Microprocessor-controlled internal regulator to monitor peak loads
•Constraction: Protective coated die-cast aluminum
• Blades: Carbon fiber composite
• Electrical measurement of analog data
• Rotor diameter: 1.15 m
• Mounting mast: 1.9 "(40 mm) in diameter.
• Initial speed: 3.58 m / s
Note:
Specially produced according to customer's request
COK-0510ST Circulation Pump Training Set
This training kit is designed for use in mechanical installation applications. Efficiency of the circulation pump, basic concepts such as specific speed pump performance curve and how to interpret it how it is composed of easily comprehensible
Experiments:
• Pump head-flow relationship • The presence of the pump specific speed • The presence of pump efficiency • High-flow relationship in different printing speed stages
Specifications • Rotametretip flowmeter • Circulation pump • The ball valve • Liquid tank • Pressure gauge • Front panel composite laminate • Dimensions: 1000x500x1350 mm, 60 kg
Order No: COK- 0510ST
COK- 01010YE
Plate Thermal Solar Heater Trainer
Features:
There are two flat panel sets in this experiment. In addition, single serpentine boiler consists of the control panel and measurement system. 6-point temperature measurement system has a flow measurement and radiation measurements from 2 points.
Experiments:
• Flat panel efficiency in different locations • Making the differential temperature control • Temperature changes due to flat panel the presence of thermal power • Conversion of solar energy into thermal energy • Measuring the effect on the heating capacity of the circulating pump in flat panel
• Establishment and operation of the system of solar panels • Lack of instantaneous thermal power in the plane panel
Specifications: -Single serpentine boiler (100 liter) and safety systems -Plane copper selective collector panel (2pcs: 1.85m2) -Glass wool insulation Stage circulation pump 25% ethylene glycol mixed primary circuit closed expansion tank thermostat 2 routes meter type flow meter electrical resistance (to prevent freezing) -Emergency button, main switch and fuses Residual current relay digital multimeter bolometer -Dimensions: 3000x500x1350 mm
Order No: COK- 01010YE
COK-01030YE Solar Cell (PV) Training Kit
This solar cell power source and connection diagram in the training set is useful for examination of vocational students. This training kit solar angle, battery capacity, AC and DC distribution, may show characteristics such as AC and DC charging. Full-charge time can be observed.
Experiments:
• The calculation of the instantaneous electrical power output of solar cells • The presence of solar cell efficiency • change depending on the angle of the solar cell power
Specifications: • Number of phases: 1 (single) • System output power of 1 kW • System output voltage: 220 VAC (inverter) • Output waveform: True sine wave • Solar panel (2) • Solar cell module power (80 W) • Total solar cell power (160 W) • Adjustable angle Solar Panels The front panel is composite laminate.
Order No: COK- 01030YE
COKESEN ELEKTRONIK SAN. TİC. LTD
Baglarbasi Mah. Sehit Mucahit Sk. No:75 Maltepe-ISTANBUL-TURKEY
Tel: + 90 (0) 216 3717319 or + 90 (0) 216 4590466
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