What is the purpose of a variable displacement pump?

NOVEMBER 02, 2022

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Hydraulic Pumps: Fixed vs. Variable DisplacementSep 20, 2013 — Simple, fixed-displacement pumps are perfect for single jobs that need to be repeated indefinitely over long periods of time; variable-

The Basics of Variable-Displacement Pump ControlsNov 14, 2016 — The amount of flow that each pump can provide is dependent on a rotating group of pistons. By varying the stroke of the pistons, we adjust the Introduction to Hydraulic Pumps | LunchBox SessionsVariable displacement pumps, on the other hand, can change displacement while continuing to turn at the same RPMs. The most common variable displacement pumps

BOSCH REXROTH A8VO VARIABLE DISPLACEMENT PUMPS
	E	d	D	c	C	a	B	r1
A8VO80SR/61R1-NZG05K	-	1.9375 in	-	-	-	-	-	-
A8VO140LA0KH3-63R1-NZG05K010-S	-	45 mm	100 mm	-	-	-	39.7 mm	-
A8VO80SR3-60R1-NZG05K04-K	-	130 mm	280 mm	-	-	-	93 mm	4 mm
A8VO107LA1KH1-60R1-NSG05K04-K	-	-	-	-	-	-	-	-
A8VO80LA1KH1-63R1-NZG05F01X-S	-	45 mm	85 mm	-	-	-	23 mm	-
A8VO107LA1H1/60R1-NSG05XXX-S	-	480 mm	650 mm	-	-	-	128 mm	-
A8VO80LG1ES-61R1-NZG05K040-S	-	-	-	-	-	-	-	-
A8VO200LA1KH1/63R1-NZG05F00X-S	-	1.2500 in	-	-	-	-	-	-
A8VO200LA1KH1 63R1-NZX05F004-S	-	-	-	-	-	-	-	-
A8VO200LA1KH1-63R1-XSG05F000-S	-	17 mm	40 mm	-	-	-	12 mm	0.3 mm
A8VO160LGKH2/60R1-NZG05K61	-	40 mm	90 mm	-	-	-	23 mm	-
A8VO160LA1KH1-60R1-NSG05K04	-	90 mm	225 mm	-	-	-	54 mm	4 mm
A8VO140LA1KH1-63R1-NZG05F00X-S	-	2.9375 in	-	-	-	-	-	-
A8VO200/63R1-NZG05F-S 27031.947	-	-	-	-	-	-	-	-
A8VO160LA1H2/60R1+A11VO95LRD/10R	-	40 mm	90 mm	-	-	-	36.5 mm	-
A8VO80LA1H2/63R1+A4VG40DE4DT1/32R	-	65 mm	120 mm	-	-	-	31 mm	-
A8VO80LGKH1-60R1-NZG05F	-	95 mm	170 mm	-	-	39.6 mm	32 mm	1.1 mm
A8VO140LA0KS-63R1-NZG05K07	-	12 mm	32 mm	-	-	-	-	0.5 mm
A8VO80LA1S/63R1-NZG05K020-S	-	180 mm	320 mm	-	-	-	52 mm	4 mm
A8VO107LA1H2/63R1-NZG05F071-S	-	15 mm	35 mm	-	-	-	15.9 mm	-
A8VO80LR3ES-60R1-NZG05K02	-	85 mm	210 mm	-	-	-	52 mm	4 mm
A8VO80SR3-60R1-PZG05K07	-	17 mm	35 mm	-	-	-	10 mm	-
A8VO200LA0KH3/63R1-NZG05F001-S	-	30 mm	72 mm	-	-	-	19 mm	0.5 mm
A8VO107LA1KH1-60R1-NSG05K04	-	12 mm	32 mm	-	-	-	15.9 mm	-
A8VO80LA1KH2/63R1-NZG05K3	-	-	-	-	-	-	-	-
A8VO107LA1H2/63R1-NZG05F07	-	180 mm	240 mm	-	-	-	25 mm	-
A8VO80SR3H1-60R1-PZG05K41	-	-	230 mm	-	-	-	64 mm	-
A8VO80SRH1/60R1-PZG05K46 G	-	70 mm	100 mm	-	-	-	16 mm	-
A8VO80SRH1/60R1-NZG05K29	-	32 mm	75 mm	-	-	-	20 mm	0.5 mm
A8VO80LA1KH3/63R1+A2FO45/61R	-	300 mm	360 mm	-	-	-	25 mm	-
A8VO160LA1KH1-60R1-NSG05K04-K	-	1.0000 in	-	-	-	-	-	-
A8VO200LA1KS/63R1-NSG05F150-S	-	-	-	-	-	-	-	-
A8VO200LA1KH1-63R1-NSG05F	-	50 mm	90 mm	-	-	-	20 mm	1.1 mm
A8VO160LA1H2/60R1-NZG05K82	-	110 mm	170 mm	-	-	-	19 mm	-
A8VO80SRH2/60R1-NZG05KO7	-	-	-	-	-	-	-	-
A8VO200LA1KS/63R1-NSG05F150-S	-	2.0000 in	-	-	-	-	-	-
A8VO80LA1KH1-63R1-NZG05F001	-	95 mm	200 mm	-	-	-	67 mm	3 mm
A8VO80LG1ES 61R1-NZG05K02	-	-	-	-	-	-	-	-
A8VO107SRC/60R1-NZG05K07	-	-	-	-	-	-	-	-
A8VO200LA1KH1/63R1-NZG05F00X-S	-	40 mm	80 mm	-	-	-	18 mm	1.1 mm
A8VO80LA1GH2/60R1+A4VG40DWDT1/32R	-	60 mm	78 mm	-	-	-	10 mm	-
A8VO107SR-61R1-NZG05F001	-	3.4375 in	-	-	-	-	-	-
A8VO80LA1KH1/63R1-NZG05F014	-	280 mm	500 mm	-	-	-	80 mm	5 mm
A8VO107LA1S/63R1-NZG05K07	-	75 mm	130 mm	-	-	-	25 mm	1.5 mm
A8VO80LA1KH2/63R1-NSG05F000-S	-	1.0000 in	-	-	-	-	-	-
A8VO107LA1H1/60R1-NSG05XXX-S	-	2.4375 in	-	-	-	-	-	-
A8VO200/63R1-NZG05F 27031.75	-	710 mm	950 mm	-	-	-	-	-
A8VO80LA1KH3/63R1-NZG05K070-S	-	-	130 mm	-	-	-	46 mm	2.1 mm
A8VO107LGDS-60R1-PZG05K06	-	280 mm	-	-	-	-	175 mm	-
A8VO140LA1H2-63R1-NZG05F07	-	40 mm	110 mm	-	-	-	27 mm	-
A8VO107SRC/60R1+A11VO60LRD/10R	-	35 mm	47 mm	-	-	-	7 mm	-
A8VO107SR-60R1-NZG05K36	-	600 mm	-	-	-	-	300 mm	-
A8VO160LA1KH1/60R1-NSG05F	-	90 mm	160 mm	-	-	-	30 mm	0.5 mm
A8VO80LA1KH1-63R1-NZG05F00X-S	-	-	-	-	-	-	-	-
A8VO160LA1H1-60R1-NSG05XXX-S	-	100 mm	150 mm	-	-	-	-	1.1 mm
A8VO107LA1H1-60R1-NSG05XXX-S	-	-	270 mm	-	-	-	96 mm	-
A8VO80LA1GH2-60R1-NZG05K13	-	220 mm	400 mm	-	-	-	108 mm	4 mm
A8VO200LA1DH2-63R1-NZG05F73	-	120 mm	180 mm	-	-	-	25 mm	-
A8VO107LG1H2-60R1-NZG05K61	-	2.4375 in	-	-	-	-	-	-
A8VO107LR3GH1-61R1-NZG05K02	-	35.0000 mm	-	-	-	-	-	-
A8VO200LA1KH1/63R1-NZG05F02X-S	-	2.5000 in	-	-	-	-	-	-
A8VO80LA1KH2/63R1-NZG05K3	-	140 mm	225 mm	-	-	-	68 mm	-
A8VO80SR3 /60R1-PZG05K3	-	-	-	-	-	-	-	-
A8VO80LA1KH2/63R1+A7VO55LRD/63R	-	-	-	-	-	-	-	-
A8VO200LA1S/63R1-NZG05F04X-S	-	3.0000 in	-	-	-	-	-	-
A8VO160LA1H1/60R1-NSG05XXX-S	-	40 mm	110 mm	-	-	-	27 mm	2 mm
A8VO160LA1KH1/60R1-NZG05F42	-	130 mm	230 mm	-	-	-	64 mm	3 mm
A8VO55SR-60R1-PZG05F	-	60 mm	-	-	-	-	46 mm	2.1 mm
A8VO107LGH1/60R1-NSG05N00 G	-	65 mm	160 mm	-	-	-	37 mm	2.1 mm
A8VO140LA1KH1/63R1-NZG05F00X-S	-	1.2500 in	-	-	-	-	-	-
A8VO200LA1KH1/63R-NSG05F000Z	-	-	-	-	-	-	-	-
A8VO200 LA1XS/63R1-NZG05K170-S	-	40.0000 mm	-	-	-	-	-	-
A8VO107EP2/63R1+A10VG28EP21+AZPNF-11-028	-	-	-	-	-	-	-	-
A8VO107LA1H2-61R1-NZG05F80X-S	-	10 mm	26 mm	-	-	-	8 mm	-
A8VO200LA1S5/63R1+A4VG90DWDMT1/32R	-	120 mm	200 mm	-	-	-	62 mm	-
A8VO28SR3Z-60R3-NZG05K011	-	22 mm	56 mm	-	-	-	16 mm	0.5 mm
A8VO200LA1KH2/63R1-NZG05F824-S	-	105 mm	160 mm	-	-	-	26 mm	-
A8VO80LA1H2/63R1-NZG05K07	-	-	380 mm	-	-	-	-	5 mm
A8VO80LR3H2 60R1-PZG05K14	-	1.2500 in	-	-	-	-	-	-
A8VO107LA1H2-63R1-NZG05F071-S	-	-	-	-	-	-	224 mm	-
A8VO28SR3-60R3-NZG05K41-K	-	1.7500 in	-	-	-	-	-	-
A8VO80LA1KH1-63R1-NZG05F01X-SK	-	20 mm	32 mm	-	-	-	7 mm	0.3 mm
A8VO200LA1KH1/63R1-NZG05F00X-S	-	100 mm	180 mm	-	-	-	46 mm	2.1 mm
A8VO80LA1KH3 63R1-NSG05K070-S	282 mm	170 mm	260 mm	3.5 mm	121 mm	-	122 mm	-
A8VO160LA1DH2-60R1-NZG05K73-S	-	-	-	-	-	-	-	-
A8VO55SR3 /61R1-NZG05K3	-	-	-	-	-	-	-	-
A8VO200LA1KH1-63R1-NZG05F00X-S	-	190 mm	-	-	-	-	55 mm	4 mm
A8VO107LA1S/63R1-NZG05K07	-	1.5000 in	-	-	-	-	-	-
A8VO107SR3/60R1-NZG05K81	-	2.1875 in	-	-	-	-	-	-
A8VO160LA1H2/60R1-NZG05K82-K	-	85.0000 in	-	-	-	-	-	-
A8VO80LA1KH2/63R1-NSG05F000-S	-	120 mm	260 mm	-	-	-	55 mm	-
A8VO80SR-60R1-PZG05F	-	-	560 mm	-	-	-	180 mm	-
A8VO107LA1S-63R1-NZG05K02	-	50 mm	72 mm	-	-	-	12 mm	-
A8VO55LR3H2-60R1-PZG05K13	-	-	160 mm	-	-	-	26 mm	0.5 mm
A8VO107LA1KH1-60R1-NSG05K04-K	-	105 mm	130 mm	-	-	-	-	0.5 mm
A8VO200LA1KH1-63R1-NZG05F00X-S	-	20.0000 mm	-	-	-	-	-	-
A8VO107LA1H2-60R1-NZG05K8	-	1.2500 in	-	-	-	-	-	-
A8VO200LA1S5-63R1-NSG05F04X-SK	-	35 mm	72 mm	-	-	-	-	0.5 mm
A8VO200LA1KH1-63R1-NSG05F04	-	-	-	-	-	-	-	-
A8VO55LAXHX/61R1-NZG05K020-S	-	17 mm	40 mm	-	-	-	12 mm	-
AA8VO107SR-60R1-VZG05G	-	-	115 mm	-	-	-	20 mm	0.5 mm
A8VO80LA0K 63R1-NZG05K	-	15 mm	28 mm	-	-	-	7 mm	-

Understanding Variable Displacement Pumps - WHYPSMay 4, 2019 — The variable displacement pump converts mechanical energy(rotation of motor or engine) to hydraulic energy. But, some variable piston pumps will

What is the difference between fixed and variable pumps?May 9, 2019 — A variable displacement pump has a method of increasing or reducing displacement either manually, hydraulically or electronically. The method of Variable-displacement Pump Control Basics | Engineering360Sep 19, 2016 — Badowski first explains the concept of variable displacement, saying that the amount of flow that a pump can provide depends on a rotating group

What Is a Variable Displacement Pump? - AboutMechanicsJul 12, 2022 — A variable displacement pump is a type of mechanical-electrical motor placed in a fluid channel. Built either to generate electrical power Hydraulic Pump Working Principles: Ultimate Guide - LinquipAug 4, 2021 — With a variable displacement pump, the displacement or volume of the pumped liquid per revolution of the pump shaft can be varied while the pump

The Basics Of Variable Displacement Pump Controls - CrossCoOne concept which needs to be explained first is the variable displacement. The amount of flow that each pump can provide is dependent on a rotating group of variable displacement pump: Topics byIn this study, variable-displacement asymmetric axial piston pump (VAPP The purpose of implementing the experiment is to verify the theoretical results.