CN113738504B - Hydraulic drive auxiliary power generation system for vehicle - Google Patents
Hydraulic drive auxiliary power generation system for vehicle Download PDFInfo
- Publication number
- CN113738504B CN113738504B CN202111154634.9A CN202111154634A CN113738504B CN 113738504 B CN113738504 B CN 113738504B CN 202111154634 A CN202111154634 A CN 202111154634A CN 113738504 B CN113738504 B CN 113738504B
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- Prior art keywords
- oil
- block group
- valve block
- auxiliary
- hydraulic
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- 238000010248 power generation Methods 0.000 title claims abstract description 22
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 63
- 239000003921 oil Substances 0.000 claims description 152
- 238000001816 cooling Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 11
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/06—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C2/00—Rotary-piston engines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a hydraulic drive auxiliary power generation system for a vehicle, which is used for the vehicle, drives an auxiliary hydraulic pump through a water-air intercooling diesel engine, ensures constant output flow through control of a throttle valve block group and an overflow valve block group, drives an auxiliary motor to rotate at a constant speed, further drives an auxiliary generator to operate constantly, can realize the auxiliary power generation function for the vehicle, and can directly return hydraulic oil from the auxiliary hydraulic pump to a hydraulic oil tank through an electromagnetic reversing valve without passing through the auxiliary motor when the electromagnetic reversing valve is not electrified, so as to realize the overload protection function.
Description
Technical Field
The invention relates to the technical field of hydraulic power generation systems, in particular to a hydraulic drive auxiliary power generation system for a vehicle.
Background
The hydraulic drive auxiliary power generation system of the vehicle is arranged under the vehicle and is used for auxiliary power generation of the vehicle, the hydraulic system is used for controlling auxiliary power generation of the auxiliary power generator, but the stability of auxiliary power generation in the related art is insufficient, the operation of the vehicle is unreliable, and the normal operation of the vehicle is affected.
Disclosure of Invention
The invention provides a hydraulic drive auxiliary power generation system for a vehicle, which aims to solve the technical problems of insufficient stability of auxiliary power generation and unreliable operation of the vehicle.
In order to achieve the above object, the technical scheme of the present invention is as follows:
A hydraulically driven auxiliary power generation system for a vehicle, comprising: the system comprises a water air-cooled diesel engine, an auxiliary hydraulic pump, a cooling hydraulic pump, a throttle valve block group, an auxiliary generator, an auxiliary motor, an overflow valve block group, a hydraulic oil heat exchanger and a hydraulic oil tank; the output end of the water-air cooling diesel engine is connected with an auxiliary hydraulic pump through a coupling, the auxiliary hydraulic pump is coaxially connected with a cooling hydraulic pump, an oil outlet of the auxiliary hydraulic pump is connected with an oil inlet of a throttle valve block group, an oil outlet of the throttle valve block group is connected with an oil inlet of an overflow valve block group, an oil inlet of an auxiliary motor is connected with an oil inlet of the overflow valve block group, an oil outlet of the auxiliary motor is connected with an oil outlet of the overflow valve block group, an oil outlet of the overflow valve block group is connected with an oil inlet of a hydraulic oil heat exchanger, an oil outlet of the hydraulic oil heat exchanger is connected with one end of a hydraulic oil tank, and the other end of the hydraulic oil tank is connected with the oil inlet of the auxiliary hydraulic pump and the oil inlet of the cooling hydraulic pump in a closed loop manner.
Further, an oil discharge port of the shell of the auxiliary motor is connected with the hydraulic oil tank; the auxiliary motor is connected with the auxiliary generator through a coupler, and the auxiliary generator is arranged on the frame of the internal combustion power pack through four shock absorbers.
Further, the throttle valve block group comprises a first throttle valve and an electromagnetic directional valve;
The pilot control oil pipe interface of the throttle block group is connected with the interface of the auxiliary hydraulic pump through a stainless steel pipeline, and the oil unloading and returning hydraulic oil tank connecting port of the throttle block group is connected to the hydraulic oil tank through a connecting hose;
The first throttle valve is connected with a throttle sensing part of the electromagnetic reversing valve; the electromagnetic reversing valve is connected with the throttle sensing part at one end which is a pilot control oil pipe interface, and the first throttle valve is connected with the throttle sensing part at one end which is a first throttle valve oil outlet.
Further, the relief valve block group includes an electromagnetic proportional relief valve 1 and a second throttle valve;
an oil inlet of the overflow valve block group is connected to an oil outlet of the throttle valve block group through a connecting hose, and the overflow valve block group is connected to an oil return port of the overflow valve block group through an internal oil discharge port;
The oil inlet of the electromagnetic proportional overflow valve 1 is connected with the oil inlet of the second throttle valve and is jointly connected with the oil inlet of the overflow valve block group, and the oil return port of the electromagnetic proportional overflow valve 1 is connected with the oil return port of the second throttle valve and is jointly connected with the oil outlet of the overflow valve block group.
Further, the hydraulic oil tank comprises a breather valve, an oil return filter, an oil suction port mounting valve block, an oil return port mounting valve block, a PT1000 temperature sensor, a shutdown liquid level switch and a liquid level display meter; the upper and lower parts of the hydraulic oil tank are respectively provided with a first liquid level observation mirror, the other end of the hydraulic oil tank is provided with a second liquid level observation mirror along the height direction, the joint of the filling connecting pipe is provided with an oil return filter, the oil return filter is arranged at an oil return port, and the oil return filter is connected with an oil suction port installation valve block 106 through an oil pipe with four round holes.
Further, an oil return filter inside the hydraulic oil tank is connected with the oil suction port through an O-shaped sealing ring, a round pipe, a conical port and an oil suction port connecting pipe with four round holes.
Further, an oil outlet of the hydraulic oil heat exchanger is connected to an oil return port mounting valve block of the hydraulic oil tank through a connecting hose, and the tee joint is respectively connected with a hydraulic oil inlet of the hydraulic oil heat exchanger and an oil outlet of the overflow valve block group through a hose.
Advantageous effects
1. The invention ensures constant output flow through the control of the throttle valve block group and the overflow valve block group, drives the auxiliary motor to rotate at a constant speed, further drives the auxiliary generator to operate constantly, and can realize the auxiliary power generation function for the vehicle.
2. When the electromagnetic reversing valve is not electrified, hydraulic oil output by the auxiliary hydraulic pump can be directly returned to the hydraulic oil tank through the electromagnetic reversing valve without passing through the auxiliary motor, so that the overload protection function is realized.
3. The invention has compact structure, high integration, small volume and high starting speed, and can lead the auxiliary generator to reach the designed constant rotating speed after the auxiliary generator is started.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of a construction of a hydraulically driven auxiliary power generation system for a vehicle in accordance with the present disclosure;
FIG. 2 is a schematic diagram of the structure of a throttle block set of the present disclosure;
FIG. 3 is a schematic diagram of the structure of the disclosed relief valve block set;
FIG. 4 is an internal structural view of the hydraulic tank of the present disclosure;
FIG. 5 is a three-dimensional schematic diagram of a hydraulically driven auxiliary power generation system for a vehicle in accordance with the present disclosure.
In the figure: 1-a water air cooling diesel engine, 2-an auxiliary hydraulic pump, 3-a cooling hydraulic pump, 4-a throttle valve block group, 5-an auxiliary generator, 6-an auxiliary motor, 7-an overflow valve block group, 8-a hydraulic oil heat exchanger, 9-an oil return filter, 10-a hydraulic oil tank, 11-a tee joint, 41-an electromagnetic reversing valve, 42-an induction throttle position and 43-a throttle valve; 71-an electromagnetic proportional overflow valve, 72-a throttle valve; the valve block is arranged at the 101-oil return port, the 102-O-shaped sealing ring, the 103-round tube, the 104-conical port, the 105-oil suction port connecting tube with four round holes and the valve block is arranged at the 106-oil suction port.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, a hydraulically driven auxiliary power generation system for a vehicle includes: the air-cooled water-air diesel engine 1, an auxiliary hydraulic pump 2, a cooling hydraulic pump 3, a throttle valve block group 4, an auxiliary generator 5, an auxiliary motor 6, an overflow valve block group 7, a hydraulic oil heat exchanger 8, an oil return filter 9 and a hydraulic oil tank 10; the output end of the water-air-cooled diesel engine 1 is connected with the auxiliary hydraulic pump 2 through a coupler, the auxiliary hydraulic pump 2 and the cooling hydraulic pump 3 are coaxially connected, an oil outlet of the auxiliary hydraulic pump 2 is connected with an oil inlet of the throttle valve block group 4, an oil outlet of the throttle valve block group 4 is connected with an oil inlet of the overflow valve block group 7, an oil inlet of the auxiliary motor 6 is connected with an oil inlet of the overflow valve block group 7, an oil outlet of the auxiliary motor 6 is connected with an oil return port of the overflow valve block group 7, an oil outlet of the overflow valve block group 7 is connected with an oil inlet of the hydraulic oil heat exchanger 8, an oil outlet of the hydraulic oil heat exchanger 8 is connected with one end of the hydraulic oil tank 10, and the other end of the hydraulic oil tank 10 is connected with an oil inlet of the auxiliary hydraulic pump 2 and an oil inlet of the cooling hydraulic pump 3 in a closed loop manner;
The invention relates to an integrated module which is arranged under a vehicle.
As shown in fig. 1 and 5: the rated rotating speed working range of the water-air-cooled diesel generator 1 is 900-2100r/min, the rated power is 570KW, and the emission is European II emission;
The auxiliary hydraulic pump is a variable pump, and the discharge capacity is 260L/min; the auxiliary hydraulic pump is a pressure control pump with a load sensing controller, and the load sensing controller is a flow control option which operates as a load pressure function so as to adjust the pump displacement according to the flow requirement of an executing mechanism;
When the power is on, the electromagnetic directional valve 41 in the throttle valve block group 4 on the auxiliary hydraulic pump is disconnected, the auxiliary hydraulic pump absorbs oil from the oil tank under the drive of the diesel engine, and under the control of the throttle valve in the throttle valve block group, the output flow is constant, the overflow valve block is provided with a group throttle, the pressure difference setting range is 14-25bar, when the pressure difference is increased, the auxiliary hydraulic pump is turned back, the displacement is reduced until the pressure drop is recovered, when the pressure difference is reduced, the auxiliary hydraulic pump is turned out, the displacement is increased until the pressure drop is recovered, and the flow is kept constant continuously, so that the output voltage of the auxiliary generator is ensured to be constant;
The cooling hydraulic pump 3 and the auxiliary hydraulic pump 2 are coaxially arranged and are arranged through a flange, the cooling hydraulic pump 3 is a variable pump, and the cooling hydraulic pump 3 comprises an oil suction port, an oil outlet, an oil discharge port and a controller electrical interface; the oil suction port is connected with the hydraulic oil tank, the oil outlet is connected with the cooling unit of the vehicle roof, and the oil discharge port is connected with the oil tank;
The oil discharging port of the shell of the auxiliary motor 6 is connected with the hydraulic oil tank 10; the auxiliary motor 6 is connected with the auxiliary generator 5 through a coupling, and the auxiliary generator 5 is mounted on the frame of the internal combustion power pack through four shock absorbers.
The auxiliary generator 5 is a brushless synchronous generator and is arranged on a frame of an internal combustion power pack through four shock absorbers, the auxiliary generator 5 also comprises a generator and a coupler, the auxiliary generator is driven by an auxiliary hydraulic motor 6, the insulation level is not lower than 200 levels, the cooling mode is liquid cooling, the auxiliary generator has the functions of temperature, voltage and frequency protection, the auxiliary generator is suitable for being arranged under a vehicle, a three-phase four-wire system is adopted, the rated voltage is 400V, the rated frequency is 50Hz, the stable rotating speed is 3000r/min, the rated capacity is 70KVA, the rated efficiency is 90%, and the power factor is 0.8;
When the output of the auxiliary generator 5 changes, the output pressure changes, the electromagnetic proportional valve 71 senses the change of the electric signal, and then the rotating speed of the auxiliary motor 6 is regulated and controlled, and the auxiliary motor 6 further regulates and controls the auxiliary generator 5, so that the effect of stabilizing the output of the auxiliary generator 5 is achieved.
The hydraulic oil heat exchanger 8 is a plate heat exchanger and comprises a hydraulic oil inlet, a hydraulic oil outlet, a low-temperature water inlet and a low-temperature water outlet.
As shown in fig. 2, the throttle block group 4 includes a first throttle valve 43 and an electromagnetic directional valve 41;
the pilot control oil pipe interface of the throttle valve block group 4 is connected with the interface of the auxiliary hydraulic pump 2 through a stainless steel pipeline, and the oil discharge return hydraulic oil tank connection port of the throttle valve block group 4 is connected to the hydraulic oil tank 10 through a connection hose;
The first throttle valve 43 is connected with the throttle sensing part 42 of the electromagnetic directional valve 41; the end of the electromagnetic directional valve 41 connected with the throttle sensing part 42 is a pilot control oil pipe interface, and the end of the first throttle valve 43 connected with the throttle sensing part 42 is an oil outlet of the first throttle valve 43.
The throttle valve block group 4 is provided with an electric interface and a knob for adjusting the cross-sectional area of the oil outlet, and the electric interface supplies power for 24V.
As shown in fig. 3, the relief valve block group 7 includes an electromagnetic proportional relief valve 71 and a second throttle valve 72;
An oil inlet of the overflow valve block group 7 is connected to an oil outlet of the throttle valve block group 4 through a connecting hose, and the overflow valve block group 7 is connected to an oil return port of the overflow valve block group 4 through an internal oil discharge port;
The oil inlet of the electromagnetic proportional overflow valve 71 is connected with the oil inlet of the second throttle valve 72 and is jointly connected with the oil inlet of the overflow valve block group 7, and the oil return port of the electromagnetic proportional overflow valve 71 is connected with the oil return port of the second throttle valve 72 and is jointly connected with the oil outlet of the overflow valve block group 7;
The relief valve block 7 has an electrical interface for supplying 24V and a knob for adjusting the cross-sectional area of the throttle valve.
As shown in fig. 4, the oil return filter 9 in the hydraulic oil tank 10 is connected with a circular tube 103 through an O-ring 102, the circular tube 103 is connected with an oil suction port connecting tube 105 with four circular holes through the conical opening 104, and the connecting tube 105 is connected with an oil suction port mounting valve block 106 through the O-ring 102.
The hydraulic oil tank 10 comprises a breather valve, an oil return filter 9, an oil suction port mounting valve block 106, an oil return port mounting valve block 101, a PT1000 temperature sensor and a stop liquid level switch; the upper and lower parts of the hydraulic oil tank are respectively provided with a first liquid level observation mirror, the other end of the hydraulic oil tank is provided with a second liquid level observation mirror along the height direction, a connecting pipe joint is filled, the oil return filter 9 is arranged at an oil return port, and the oil return filter 9 is connected with an oil suction port installation valve block 106 through an oil pipe 105 with four round holes.
The return oil can be returned to the oil suction port 106 through the filtered structure of the return oil filter 9, if the hydraulic oil expands, the return oil can be returned to the hydraulic oil tank 10 through the oil suction port connecting pipe 105 with four round holes, and if the return oil is insufficient, the return oil can be sucked and complemented through the oil suction port connecting pipe 105 with four round holes.
The structure can omit an oil absorption filter, reduce oil absorption resistance, reduce cost and ensure the cleanliness of hydraulic oil.
An oil outlet of the hydraulic oil heat exchanger 8 is connected to an oil return port mounting valve block of the hydraulic oil tank 10 through a connecting hose, and a tee joint 11 is respectively connected with a hydraulic oil inlet of the hydraulic oil heat exchanger 8 and an oil outlet of the overflow valve block group 7 through hoses.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (5)
1. A hydraulically driven auxiliary power generation system for a vehicle, comprising: the air-cooled water-air diesel engine (1), an auxiliary hydraulic pump (2), a cooling hydraulic pump (3), a throttle block group (4), an auxiliary generator (5), an auxiliary motor (6), an overflow valve block group (7), a hydraulic oil heat exchanger (8) and a hydraulic oil tank (10); the output end of the water-air-cooled diesel engine (1) is connected with the auxiliary hydraulic pump (2) through a coupler, the auxiliary hydraulic pump (2) is coaxially connected with the cooling hydraulic pump (3), the oil outlet of the auxiliary hydraulic pump (2) is connected with the oil inlet of the throttle valve block group (4), the oil outlet of the throttle valve block group (4) is connected with the oil inlet of the overflow valve block group (7), the oil inlet of the auxiliary motor (6) is connected with the oil inlet of the overflow valve block group (7), the oil outlet of the auxiliary motor (6) is connected with the oil outlet of the overflow valve block group (7), the oil outlet of the overflow valve block group (7) is connected with the oil inlet of the hydraulic oil heat exchanger (8), the oil outlet of the hydraulic oil heat exchanger (8) is connected with one end of the hydraulic oil tank (10), and the other end of the hydraulic oil tank (10) is connected with the oil inlet of the auxiliary hydraulic pump (2) and the oil inlet of the cooling hydraulic pump (3) in a closed loop manner.
The throttle valve block group (4) comprises a first throttle valve (43) and an electromagnetic directional valve (41);
The pilot control oil pipe interface of the throttle block group (4) is connected with the interface of the auxiliary hydraulic pump (2) through a stainless steel pipeline, and the oil discharge hydraulic oil tank connection port of the throttle block group (4) is connected to the hydraulic oil tank (10) through a connecting hose;
The first throttle valve (43) is connected with a throttle sensing part (42) of the electromagnetic directional valve (41); one end of the electromagnetic directional valve (41) connected with the throttling induction part (42) is a pilot control oil pipe interface, and one end of the first throttling valve (43) connected with the throttling induction part (42) is an oil outlet of the first throttling valve (43);
the overflow valve block group (7) comprises an electromagnetic proportional overflow valve (71) and a second throttle valve (72);
An oil inlet of the overflow valve block group (7) is connected to an oil outlet of the throttle valve block group (4) through a connecting hose, and the overflow valve block group (7) is connected to an oil return port of the overflow valve block group (7) through an internal oil discharge port;
The oil inlet of the electromagnetic proportional overflow valve (71) is connected with the oil inlet of the second throttle valve (72) and is jointly connected with the oil inlet of the overflow valve block group (7), and the oil return port of the electromagnetic proportional overflow valve (71) is connected with the oil return port of the second throttle valve (72) and is jointly connected with the oil outlet of the overflow valve block group (7).
2. A hydraulically driven auxiliary power generation system for a vehicle as claimed in claim 1, wherein: the shell oil discharge port of the auxiliary motor (6) is connected with the hydraulic oil tank (10); the auxiliary motor (6) is connected with the auxiliary generator (5) through a coupler, and the auxiliary generator (5) is arranged on the frame of the internal combustion power pack through four shock absorbers.
3. A hydraulically driven auxiliary power generation system for a vehicle as claimed in claim 1, wherein: the hydraulic oil tank (10) comprises a breather valve, an oil return filter (9), an oil suction port mounting valve block (106), an oil return port mounting valve block (101), a PT1000 temperature sensor and a stop liquid level switch; the hydraulic oil tank upper and lower parts set up first liquid level sight glass respectively, set up the second liquid level sight glass along the direction of height other end, annotate the connecting pipe interface, oil return filter (9) are installed at the oil return mouth, oil return filter (9) are connected through oil pipe (105) and the oil suction port installation valve piece (106) of taking four round holes.
4. A hydraulically driven auxiliary power generation system for a vehicle according to claim 3, wherein: the oil return filter (9) in the hydraulic oil tank (10) is connected with the oil suction port installation valve block (106) through the O-shaped sealing ring (102), the round pipe (103), the conical port (104), the oil suction port connecting pipe (105) with four round holes.
5. A hydraulically driven auxiliary power generation system for a vehicle as claimed in claim 1, wherein: an oil outlet of the hydraulic oil heat exchanger (8) is connected to an oil return port mounting valve block of the hydraulic oil tank (10) through a connecting hose, and a tee joint (11) is respectively connected with a hydraulic oil inlet of the hydraulic oil heat exchanger (8) and an oil outlet of the overflow valve block group (7) through a hose.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111154634.9A CN113738504B (en) | 2021-09-29 | 2021-09-29 | Hydraulic drive auxiliary power generation system for vehicle |
| PCT/CN2022/120758 WO2023051391A1 (en) | 2021-09-29 | 2022-09-23 | Hydraulic-driven auxiliary power generation system for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111154634.9A CN113738504B (en) | 2021-09-29 | 2021-09-29 | Hydraulic drive auxiliary power generation system for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113738504A CN113738504A (en) | 2021-12-03 |
| CN113738504B true CN113738504B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111154634.9A Active CN113738504B (en) | 2021-09-29 | 2021-09-29 | Hydraulic drive auxiliary power generation system for vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113738504B (en) |
| WO (1) | WO2023051391A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738504B (en) * | 2021-09-29 | 2024-06-18 | 中车大连机车研究所有限公司 | Hydraulic drive auxiliary power generation system for vehicle |
| CN114475671A (en) * | 2022-02-24 | 2022-05-13 | 中车大连机车研究所有限公司 | Hybrid power integrated system of motor train unit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215804826U (en) * | 2021-09-29 | 2022-02-11 | 中车大连机车研究所有限公司 | Hydraulic drive auxiliary power generation system for vehicle |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0336918A1 (en) * | 1988-04-08 | 1989-10-11 | GFM Gesellschaft für Fertigungstechnik und Maschinenbau Gesellschaft m.b.H. | Method for controlling a hydrostatic machine, particularly an axial piston machine |
| JP3792342B2 (en) * | 1997-04-15 | 2006-07-05 | 株式会社小松製作所 | Hydraulic circuit of generator-driven hydraulic motor |
| JP2000170705A (en) * | 1998-12-01 | 2000-06-20 | Hitachi Constr Mach Co Ltd | Hydraulic circuit for power generation of construction machine |
| US7861537B2 (en) * | 2005-06-08 | 2011-01-04 | Jeffery Givens | Device and method of providing portable electrical, hydraulic and air pressure utilities for on-site tool applications |
| CN101798986B (en) * | 2010-02-05 | 2011-09-07 | 威海西立电子有限公司 | Vehicle-mounted hydraulic self-generating system |
| CN203702332U (en) * | 2014-01-23 | 2014-07-09 | 上海深拓液压技术有限公司 | Vehicle-mounted hydraulic power take-off power generation device |
| CN105332961B (en) * | 2015-12-03 | 2017-08-01 | 力源液压系统（贵阳）有限公司 | Vehicle-mounted hydraulic constant speed generation system and its electricity-generating method |
| CN113738504B (en) * | 2021-09-29 | 2024-06-18 | 中车大连机车研究所有限公司 | Hydraulic drive auxiliary power generation system for vehicle |
-
2021
- 2021-09-29 CN CN202111154634.9A patent/CN113738504B/en active Active
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2022
- 2022-09-23 WO PCT/CN2022/120758 patent/WO2023051391A1/en unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215804826U (en) * | 2021-09-29 | 2022-02-11 | 中车大连机车研究所有限公司 | Hydraulic drive auxiliary power generation system for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113738504A (en) | 2021-12-03 |
| WO2023051391A1 (en) | 2023-04-06 |
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