Trane trg-trc005-en manual Quiz, Questions for Period

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Quiz

Questions for Period 1

	G	E	D
pressure		F
pressure	H
	H
	A	B	C
			C

		enthalpy

Figure 68

1Using the pressure–enthalpy chart in Figure 68, which two points correspond to superheating the refrigerant vapor inside the evaporator?

2Again using Figure 68, which two points correspond to subcooling the liquid refrigerant inside the condenser?

Questions for Period 2

3List the three common types of condensers.

4What two factors cause the condensing pressure to drop?

5What are two methods of control that can be applied to air-cooled condensers?

Questions for Period 3

6 What is the name of the device used to ensure uniform refrigerant distribution through the multiple-coil circuits of a finned-tube evaporator?

7 What is the purpose of the baffles inside the shell-and-tube evaporator?

8 What are the three common arrangements for splitting finned-tube evaporator coils?

9 When using a face-split coil in a constant-volume application, which section (top or bottom) of the coil should be activated first and deactivated last?

48	TRG-TRC005-EN

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Contents

Air Conditioning Clinic Refrigeration System Components One of the Fundamental Series Comment CardBusiness Reply Mail Refrigeration System Components Refrigeration System Components PrefaceContents TRG-TRC005-EN Vapor-Compression Refrigeration IntroductionRefrigeration Cycle Refrigeration CyclePeriod one Condenser Air-Cooled Condenser CondensersAir-Cooled Condensers Effect of Subcooling Evaporative Condenser Centrifugal Fan Air-Cooled CondenserEvaporative Condensers Water-Cooled Condensers Water-Cooled CondenserCooling Tower Condenser Capacity Condenser ControlCondenser Control Condensing Temperature Control Vary Condenser Water Flow Rate Vary Entering Water TemperatureCooling Tower Bypass Condenser Flooding Control Air-Cooled Condenser ControlCondensers Finned-Tube Evaporator EvaporatorsFinned-Tube Evaporators Turbulent Flow Superheat Shell-and-Tube Evaporators Shell-and-Tube EvaporatorEvaporator Control Evaporator ControlFace-Split Arrangement Finned-Tube Evaporator Control80ºF Intertwined Arrangement Row-Split Arrangement Shell-and-Tube Evaporator Control Expansion Device Expansion DevicesTXV Control Thermostatic Expansion ValveTXV TXV TXV Operation Psia TXV Too much superheat Superheat SettingSolenoid Valve AccessoriesSolenoid Valve Period five Liquid-Line Filter Drier Liquid-Line Filter DrierSealed type Moisture-Indicating Sight Glass Moisture-Indicating Sight GlassSuction Line Filter Suction Line FilterHot Gas Muffler Hot Gas MufflerShutoff Valve Shutoff ValveAccess Port Access PortReview-Period One Review Air-cooled condenser Review-Period TwoReview-Period Four Review-Period ThreeReview-Period Five For more information, refer to the following references Questions for Period QuizQuiz To C To G AnswersGlossary Glossary Glossary Trane Company