Hydrostatic Drives Flashcards

1
Q

In an open-loop hydrostatic drive system, if the speed increases at the pump, the output power at the motor will _____________.

A

also increase

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2
Q

In a fixed-displacement pump with a fixed-displacement motor, The motor has a fixed swash-plate, resulting in _______________________

A

constant torque at any given speed.

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3
Q

In a fixed-displacement pump with a fixed-displacement motor, The swashplate angle is _____________

A

always the same

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4
Q

A moveable swashplate can vary the speed of the pump, resulting in variable speed and ________________.

A

constant torque.

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5
Q

In a variable displacement pump with a fixed displacement motor. The motor has a fixed swash plate, which results in ______________.

A

constant torque at any given speed

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6
Q

When a fixed-displacement pump is used with a variable-displacement motor the design is complex. The ____________ must be controlled.

A

motor strike

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7
Q

When a variable-displacement pump is used with a variable-displacement motor the system is complex. _____________ can be adjusted independently.

A

Swashplates

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8
Q

Flow can be reversed in a system with a ________ pump and _______ motor

A

variable-displacement pump
variable-displacement motor

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9
Q

With a servo piston, any change in the piston position changes the swashplate angle, which varies the amount of __________________

A

oil that is sent to the motor.

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10
Q

A variable-displacement pump that has the charge pump mounted_______________

A

to the back of the housing.

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11
Q

A variable-displacement pump that has the charge pump. How does the speed of the charge pump compare to the speed of the main pump?

A

The charge pump is driven at the same speed as the main pump.

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12
Q

Basic open circuit hydrostatic drive has ___________ flow

A

bi-directional

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13
Q

In a hydrostatic drive, to turn left you pull backward with your ______ hand and forward with your _______ hand.

A

left
right

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