Air cooled condenser Study guides, Class notes & Summaries

Z-51 Written Exam Questions and Complete Solutions In a steam turbine, what is the function of a Kingsbury thrust bearing? A) Maintain first stage steam pressure. B) Compensate for coupling misalignment. C) Adjust shaft torque at start up. D) Maintain axial positioning of the rotor shaft. - Answer: D) Maintain axial positioning of the rotor shaft. The ratio of actual pressure of water pressure in the atmosphere to the saturated pressure of given temperature is A) partial pressure....

A change in a project is a made due to errors/emissions - Constructive change A condenser that consists of a welded steel shell containing a number of straight tubes fastened in tube sheets that close the shell - Shell-and-tube condenser A heat pump that takes heat from the outdoor air and rejects it to the inside space in the winter. In the summer, the reverse happens-heat from indoors in rejected outside. Most commonly found in residential and smaller commercial applications, due to being...

BOMA – HVAC QUESTIONS AND ANSWERS 100% PASS Two basic categories of chillers are the compression cycle and absorption The five requirements for comfort are proper temperature, humidity, filtration, and ventilation circulation The primary function of an expansion device is to produce a reduction in the pressure on the liquid refrigerant, regulate the flow of refrigerant into the evaporator, lower the boiling point of the refrigerant far enough below the temperature of the load to g...

EPA 608 Type 3 Questions and Answers Already Passed On low pressure chillers, moisture typically enters the refrigerant system through air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ... A hydrostatic tube test kit is used to: determine if a tube leaks Commercial and industrial process refrigeration systems must be rep...

FULL NHIE EXAM PRACTICE - Questions and Answers (Complete Solutions) Where you have found evidence of footing settlement, how can you predict whether there will be further settlement? (a) You can count the number of planes of movement. (b) You can determine the type of foundation material. (c) You cannot predict settlement from a single inspection. (d) You can determine the depth of the footing. You typically identify a Freon leak (a) As an oil stain (b) As refrigerant coming out of the Freon ...

Commercial Refrigeration FINAL TEST Questions with Verified Answers A SORIT, BEPR, or CDA valve may be used as a ____ valve Evaporator pressure regulating (EPR) A typical low temperature rack maintains a suction temperature of ____ -25 degrees F ARI Standard 710-86 specifies flow rates through a filter drier at a pressure drop of _____ 1 Psig How are the disadvantages overcome in compressors that are employed in low temperature applications? Use supplementary cooling How are t...

ESCO Air Conditioning Exam Questions with Answers Latest Update 2024/2025 (100% Solved) Scroll compressor move refrigerant by correct answers Involute Spirals The movement of heat by way of fluid is called correct answers Convection The movement of heat by direct contact is correct answers Conduction The standard unit for measuring the quantity of heat in a substance is correct answers BTUs Refrigerant gives up heat when correct answers It condenses Why must refrigerant in the suction line ...

Heat which causes a change in temperature of a substance is called - Answer-Sensible Heat Heat added to a substance without a rise in temperature is called - Answer-Latent Heat Heat added to refrigerant in a vapor state after the evaporation process is called - Answer-Superheat A scroll compressor moved refrigerant by means of - Answer-Involute spirals The movement of heat by way of fluid is called - Answer-Convection The movement of heat through a solid object is called - Answer-Conduction...

ESCO Air Conditioning Exam Tested Questions With Revised Answers There are three basic types of condensers, air-cooled, water cooled and the _____________ cooled - ANSWER Evaporative 10 pounds of refrigerant passing through a water cooled condenser will lose 20 BTUs of heat per pound. If 10 pounds of water passes through the condenser with an entering temperature of 80°F the temperature of the water leaving the condenser is - ANSWER 100°F The heat removed from t...

What is the movement of heat through space called? : Radiation A refrigerant release heat when : It condenses Why is it desirable for refrigerant in the suction line to be slightly superheated? : To insure liquid refrigerant does not enter the compressor A 30 pound cylinder of reclaimed R-22 refrigerant has been stored over night at 70 degrees F. What should be the approximate pressure in the cylinder? : 121 psig 2 14.7 psia( pouds per square inch absolute) is : Approximately 0 PSIG ...