The
pressure-temperature relationship
The
Air-cooled condenser
Direct
expansion evaporator
Operation
of a thermostatic expansion valve with internal equalisation
Analysis
Influence
of superheat on the cooling capacity
The
effect of the air temperature
Thermostatic
expansion valve
The
effect of pressures on mass flow and cooling capacity
The
effect of HP on the current consumed
Abnormally
low Low Pressure
A/C
and Commercial Refrigeration
Repairs
Lack
of expansion valve capacity
Searching
for refrigerant leaks
Problems
with the refrigerant charge
Lack
of refrigerant charge
The
problem of flash-gas in the liquid line
Pre-expansion
Lack
of evaporator capacity
The
problem of damaged valves
Lack
of compressor capacity
Lack
of condenser capacity
Principal
faults
The
problem of migration of refrigerant
Refrigeration
compressor control
The
problem of short compressor cycles
Capacity
Regulators
Why
regulate air-cooled condensers ?
Compressor
start-up problems caused by low external q
Problems
during start-up in cold weather
Regulation
of air-cooled condensers using HP valves
Regulation
by HP valves
Problems
with oil return
Exercise
involving 12 errors
How
to estimate temperatures by touch
Mesurement
of airflow
Some
advice about breakdowns
Rational
repairs
Connecting
evaporators
Thermostatic
expansion valves
Problems
with the expansion valve thermostatic line
Expansion
valve bulb problems
The
constant pressure expansion valve
The
capillary expansion device
The
4-way cycle inversion valve
Single
phase motors
Electrical
repairs
Various
electrical problems
Various
refrigeration problems
Problems
with the recovery of refrigerants
Problems
associated with the use of 'new' refrigerants
Humidity
control in commercial refrigeration
Commercial
refrigeration: some questions
Three
phase motors
Motor
start-up problems
Direct
start-up and part winding start-up
Direct
start-up and part winding start-up
Dual
speed three-phase motors
Dahlander
motors
The
pressure controlled water valve
Lack
of capacity in water-cooled condensers
Multi-tube
condensers
The
dry cooler
Dry
air and moist air
Some
psychrometric concepts
Cooling
towers
The
hydraulic system: the concept of pressure heads
The
hydraulic system: pressure drops
Pressures
in a hydraulic system
Cavitation
in pumps
Pump
suction heights
The
indirect tower
Expansion
chambers
Why
use chilled water?
Evaporators
for chilled water systems
Evaporators
for chilled water systems
Normal
operating conditions for liquid chillers
Checking
the operation of a chilled water plant by touch
How
do we measure water flow?
Refrigeration
faults in liquid chillers
Chilled
water distribution systems
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