Metering devices

metering-devices

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Question 1 of 1

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145826

120

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Which of the following best describes the state of the refrigerant at the leaving side of the metering device

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145827

120

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An electric expansion valve is being used in a refrigeration sysytem contains halocarbon refrigerant. Which of the following power sources would be used to operate this valve

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145828

120

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Modern centrifugal chillers are likely to use which of the following type of metering device?

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145829

120

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Which of the following metering devices are designed to maintain constant superheat?

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145830

120

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If an automatic expansion valve is mistakenly installed in a system that operates at variable loads what is likely to take place when the valve experiences a high load condition?

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145831

120

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If the ball float of a "low side float metering device" was punctured and sunk to the bottom of the float chamber, how would the system be affected?

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145832

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In a flooded evaporator equipped with a low side float, the operation of the float mechanism is determined by the rate at which?

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(0/0)

145833

120

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In addition to evaporator pressure, what other forces influence the operation of an automatic expansin valve?

Select the correct answer(s).

(0/0)

145834

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In addition to controlling the flow of refrigerant to the evaporator, what other task is performed by a metering device?

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(0/0)

145837

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Which of the following metering devices requires that the refrigeration system be maintained at at critical charge?

Select the correct answer(s).

(0/0)

145839

120

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High pressure drop is produced as refrigerant travels through the metering devices orifice. Which of the following best describes where the component is located?

Select the correct answer(s).

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145840

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Which of the following metering devices have no means of adjustment?

Select the correct answer(s).

(0/0)

145841

120

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A horizontal shell and tube cooler is equipped with a float mechanism to control the refrigerants liquid level in the shell of the cooler. If the equalizer line at the top of the float chamber should become obstructed, which of the following is likely to take place?

Select the correct answer(s).

(0/0)

145842

120

none

If the ball float of a high side float metering device is punctured ansd sinks to the bottom of the float chamber, how will the operation of the system be effected?

Metering devices

Question 1 of 1

Time Left

Which of the following best describes the state of the refrigerant at the leaving side of the metering device

Select the correct answer(s).

(0/0)

An electric expansion valve is being used in a refrigeration sysytem contains halocarbon refrigerant. Which of the following power sources would be used to operate this valve

Select the correct answer(s).

(0/0)

Modern centrifugal chillers are likely to use which of the following type of metering device?

Select the correct answer(s).

(0/0)

Which of the following metering devices are designed to maintain constant superheat?

Select the correct answer(s).

(0/0)

If an automatic expansion valve is mistakenly installed in a system that operates at variable loads what is likely to take place when the valve experiences a high load condition?

Select the correct answer(s).

(0/0)

If the ball float of a "low side float metering device" was punctured and sunk to the bottom of the float chamber, how would the system be affected?

Select the correct answer(s).

(0/0)

In a flooded evaporator equipped with a low side float, the operation of the float mechanism is determined by the rate at which?

Select the correct answer(s).

(0/0)

In addition to evaporator pressure, what other forces influence the operation of an automatic expansin valve?

Select the correct answer(s).

(0/0)

In addition to controlling the flow of refrigerant to the evaporator, what other task is performed by a metering device?

Select the correct answer(s).

(0/0)

Which of the following metering devices requires that the refrigeration system be maintained at at critical charge?

Select the correct answer(s).

(0/0)

High pressure drop is produced as refrigerant travels through the metering devices orifice. Which of the following best describes where the component is located?

Select the correct answer(s).

(0/0)

Which of the following metering devices have no means of adjustment?

Select the correct answer(s).

(0/0)

A horizontal shell and tube cooler is equipped with a float mechanism to control the refrigerants liquid level in the shell of the cooler. If the equalizer line at the top of the float chamber should become obstructed, which of the following is likely to take place?

Select the correct answer(s).

(0/0)

If the ball float of a high side float metering device is punctured ansd sinks to the bottom of the float chamber, how will the operation of the system be effected?

Select the correct answer(s).

(0/0)

Which of the following best describes the operation of a high side float?

Select the correct answer(s).

(0/0)

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