CN204605500U - A kind of sanitation cart power system - Google Patents
A kind of sanitation cart power system Download PDFInfo
- Publication number
- CN204605500U CN204605500U CN201520113076.5U CN201520113076U CN204605500U CN 204605500 U CN204605500 U CN 204605500U CN 201520113076 U CN201520113076 U CN 201520113076U CN 204605500 U CN204605500 U CN 204605500U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- power system
- motor
- energy
- storage device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Abstract
The utility model relates to a kind of sanitation cart power system.This power system comprises driving power system and Vehicle-borne operation device, driving power system is fuel oil hydraulic hybrid power system, driving power system comprises a HM Hydraulic Motor be connected with Vehicle-borne operation device mechanical drive, and HM Hydraulic Motor is connected with the hydraulic energy storage device hydrostatic drive in driving power system.According to the size of the energy of hydraulic energy storage device, control sanitation cart in pure hydraulic-driven pattern still in hybrid mode, and required power is provided.The utility model can realize, when environmental sanitation vehicle running, carrying out environmental sanitation operation simultaneously, has not only saved the time, has also saved the energy simultaneously.Further, according to the size of the energy of hydraulic energy storage device, control sanitation cart still in hybrid mode, meets power demand during sanitation cart work in pure hydraulic pressure pattern.
Description
Technical field
The utility model relates to a kind of sanitation cart power system, belongs to technical field of hybrid power.
Background technology
In the face of day by day serious environmental pollution and energy shock, energy-conserving and environment-protective become the theme in epoch, and development environmental type automobile becomes main developing direction.Environmental sanitation vehicles is as the important component part of city automobile, and carry the cleaning in city, and traditional environmental sanitation vehicles generally adopts diesel oil as fuel, in clean city, process causes secondary pollution to urban air and environment.
Oil-liquid hybrid electric sanitation cart is using diesel oil and hydraulic energy as the vehicle of the energy, is engaged in the work such as cleaning, waste transportation, has the advantages such as emissions reduction, decreasing pollution, reduction energy cost.Hydraulic-driven is relative to motorized motions technology, and it is large that hydraulic transmission technology has power density, completes fault offset and the strong feature of storage capacity in the short time, and it is more obvious that the advantage of its energy-saving and emission-reduction under load variations frequently complicated operating condition plays.But because the energy density of hydraulic energy storage device is low, hydraulic power travelled distance is lower than electric-powered vehicle, makes applying of hydraulic power be affected.
The Chinese patent application that one section of application number is 201310420577.3, denomination of invention is " a kind of sanitation cart and power control system, power-control method ", disclose a kind of sanitation cart power control system, wherein: driving engine is by change speed gear box connection for transmission mechanism, traveling gear connects change speed gear box by main reduction gear, motor is connected between drive mechanism and propulsion source, and electric machine controller is connected in the middle of motor and electrokinetic cell.Although this application can carry out actv. collection to rubbish, in this application, owing to carrying out temporal division to refuse collection and compression, the replacing of task can not be carried out at any time; And power system architecture in this application is comparatively complicated, accordingly, controlling also can be very loaded down with trivial details.
Utility model content
The purpose of this utility model is to provide a kind of sanitation cart power system, comparatively complicated and control loaded down with trivial details problem in order to solve existing sanitation cart power system architecture.
For achieving the above object, scheme of the present utility model comprises a kind of sanitation cart power system, comprise driving power system and Vehicle-borne operation device, described driving power system is fuel oil hydraulic hybrid power system, described driving power system comprises a HM Hydraulic Motor be connected with Vehicle-borne operation device mechanical drive, and HM Hydraulic Motor is connected with the hydraulic energy storage device hydrostatic drive in described driving power system.
Described driving power system is parallel connection type hybrid power system.
Described driving power system also comprises driving engine, power-transfer clutch and hydraulic pump/motor, and described driving engine is connected with hydraulic pump/motor mechanical drive by power-transfer clutch, and hydraulic pump/motor is for connecting drive axle, and hydraulic pump/motor is connected with hydraulic energy storage device hydrostatic drive.
Described hydraulic pump/motor connects propons or back axle by change speed gear box.
The sanitation cart power system that the utility model provides comparatively prior art is compared, structure obtains very large simplification, but be functionally but improved, operation can be carried out at any time, sanitation cart power is fuel oil hydraulic hybrid, according to required energy, correspondingly changes power type, increase the degree of utilization of sanitation cart energy, save the energy.
Thering is provided of energy when the utility model can realize when sanitation cart only travels simultaneously and traveling operation carries out simultaneously, has not only saved work-hours, has also saved the energy simultaneously.
In addition, hydraulic energy storage device has high-specific-power, high cycle efficiency, long-time energy storage and entirely fills and the feature such as full exoergic power is strong, is specially adapted to the sanitation cart this moment to be operated in vehicle that is parked and that travel in the environment that combines.
According to the size of the energy of hydraulic energy storage device, control sanitation cart still in hybrid mode, meets power demand during sanitation cart work in pure hydraulic-driven pattern.
Accompanying drawing explanation
Fig. 1 is hybrid power sanitation cart structural representation;
Fig. 2 is the structural representation of fuel oil hydraulic hybrid sanitation cart power system embodiment;
Fig. 3 is the energy flow schematic diagram of system under pure hydraulic-driven pattern, handling situations;
Fig. 4 is the energy flow schematic diagram of system when braking under pure hydraulic-driven pattern, handling situations;
Fig. 5 is the energy flow schematic diagram of system under hybrid mode, handling situations;
Fig. 6 is the energy flow schematic diagram of system when braking under hybrid mode, handling situations;
Fig. 7 is the energy flow schematic diagram of system under pure hydraulic-driven pattern, not handling situations;
Fig. 8 is the energy flow schematic diagram of system when braking under pure hydraulic-driven pattern, not handling situations;
Fig. 9 is the energy flow schematic diagram of system under hybrid mode, not handling situations;
Figure 10 is the energy flow schematic diagram of system when braking under hybrid mode, not handling situations.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in more detail.
A kind of sanitation cart power system, comprise driving power system and Vehicle-borne operation device, this driving power system is fuel oil hydraulic hybrid power system, driving power system comprises a HM Hydraulic Motor be connected with Vehicle-borne operation device mechanical drive, and HM Hydraulic Motor is connected with the hydraulic energy storage device hydrostatic drive in driving power system.
Based on above technical scheme, by reference to the accompanying drawings, provide with next detailed description of the invention.
As shown in Figure 1, be a kind of hybrid power sanitation cart formal structure schematic diagram, wherein, comprise: operator's compartment 1, hydraulic energy storage device 2, back axle 3, transmission shaft 4, change speed gear box 5, hydraulic pump/motor 6, power-transfer clutch 7, propons 8, driving engine 9.
Hydraulic energy storage device is the closed-center system that a kind of mode with hydraulic energy carrys out stored energy.Hydraulic energy storage device has high-specific-power, high cycle efficiency, long-time energy storage and entirely fills and the feature such as full exoergic power is strong.When hydraulic energy storage device provides energy, for system provides high pressure liquid force feed, under the effect of high pressure liquid force feed, hydraulic pump/motor is operated in motor operating conditions, by change-speed box and rear-axle drive wheel; When hydraulic energy storage device recuperated energy, the energy of hydraulic pump/motor feedback is stored in hydraulic energy storage device with the form of high pressure liquid force feed, and now hydraulic pump/motor works in pump condition.
This sanitation cart power system is fuel oil hydraulic hybrid, comprise driving power system and Vehicle-borne operation device, this power system is parallel connection type hybrid power system, also can be other forms of hybrid power system (such as: series connection or connection in series-parallel).
As shown in Figure 2, this power system is for parallel connection type hybrid power system.This driving power system comprises driving engine, power-transfer clutch, hydraulic pump/motor, change speed gear box, back axle, hydraulic energy storage device and HM Hydraulic Motor, driving engine is connected with hydraulic pump/motor mechanical drive by power-transfer clutch, hydraulic pump/motor connects back axle or propons by change speed gear box, hydraulic pump/motor is connected with hydraulic energy storage device hydrostatic drive, HM Hydraulic Motor is connected with hydraulic energy storage device hydrostatic drive, and HM Hydraulic Motor machinery is in transmission connection Vehicle-borne operation device.
For above-mentioned fuel oil hydraulic hybrid sanitation cart power system, a kind of power-control method is provided, but the method is also not limited to above-mentioned fuel oil hydraulic hybrid sanitation cart power system, the method at least comprises the situation that Vehicle-borne operation device is run, in summary, when the energy of hydraulic energy storage device is greater than the energy needed for Vehicle-borne operation device, hydraulic energy storage device provides energy for Vehicle-borne operation device; When the energy of hydraulic energy storage device is less than the energy needed for Vehicle-borne operation device, driving engine provides energy for Vehicle-borne operation device.
Specifically, when vehicle travels and Vehicle-borne operation device runs simultaneously:
As shown in Figure 3, when hydraulic energy storage device energy is sufficient, driving engine does not start, and now this power system is pure hydraulic-driven pattern, and hydraulic energy storage device provides high pressure liquid force feed to chassis hydraulic pump/motor on the one hand, travels through transmission shaft-driven vehicle; Hydraulic energy storage device provides high pressure liquid force feed to HM Hydraulic Motor on the other hand, provides respective drive torque, meet Vehicle-borne operation device job requirement according to Vehicle-borne operation device loading demand.Drive in vehicle travel process, control system can calculate car load power demand according to the operation of chaufeur in real time, the adjustment horsepower output of hydraulic energy storage device, the rotating speed, torque etc. of chassis hydraulic pump/motor.As shown in Figure 4, when car brakeing, utilize car load regenerating braking energy recovery technology, control chassis hydraulic pump/motor and provide suitable lock torque, by the stored energy in braking procedure in hydraulic energy storage device.
As shown in Figure 5, when hydraulic energy storage device energy reduces, when being also namely discontented with the energy of pedal system demand, engine starting, power-transfer clutch combines, now this power system is hybrid mode, motor-powered vehicle travels, in order to make Fuel Economy better, work efficiency is higher, control system provides corresponding moment of torsion by hydraulic pump/motor to driving engine, thus lifting engine load rate, engine stabilizer is made to be operated in efficient district, the now energy drives chassis hydraulic pump/motor of driving engine affluence, now hydraulic pump/motor is Hydraulic Pump operating mode, low-pressure hydraulic oil is boosted for high pressure liquid force feed, being supplied to HM Hydraulic Motor drives Vehicle-borne operation device to carry out operation, meet need of work.If when Vehicle-borne operation device needs high-power operation, also when the energy that namely Vehicle-borne operation device needs is greater than the energy that driving engine sends, hydraulic energy storage device discharges high pressure liquid force feed simultaneously, and for HM Hydraulic Motor provides energy, namely driving engine and hydraulic energy storage device drive Vehicle-borne operation device simultaneously.As shown in Figure 6, when car brakeing, chassis hydraulic pump/motor provides lock torque, reclaims braking energy, is stored in hydraulic energy storage device.
In addition, when arranging a power-transfer clutch between hydraulic pump/motor and wheel again, this sanitation cart can be realized during this disengaging of clutch static, in this case: when hydraulic energy storage device energy is sufficient, driving engine does not start, and hydraulic energy storage device provides energy for Vehicle-borne operation device; When hydraulic energy storage device energy shortage, engine starting, driving engine provides energy for Vehicle-borne operation device.
This control method also comprises when vehicle travels and Vehicle-borne operation device does not run:
As shown in Figure 7, when hydraulic energy storage device energy is sufficient, namely when the high pressure liquid force feed in hydraulic energy storage device is sufficient, driving engine does not start, now this power system is pure hydraulic-driven pattern, hydraulic energy storage device release high pressure liquid force feed, for chassis hydraulic pump/motor provides energy, now hydraulic pump/motor is with the form work of HM Hydraulic Motor, travelled by transmission shaft Direct driver vehicle, car load power demand is calculated according to the operation of chaufeur and actual condition, the rotating speed of real-time adjustment hydraulic pump/motor and moment of torsion, car load transition process implementation low noise, zero-emission drives and travels, as shown in Figure 8, when car brakeing, braking force is provided by hydraulic pump/motor, now hydraulic pump/motor is with the form work of Hydraulic Pump, lock torque is provided according to operating mode and operator demand's hydraulic control pump/motor, low-pressure hydraulic oil boosting is stored in hydraulic energy storage device, thus the kinetic energy of vehicle is converted to hydraulic pressure potential energy, realize reclaiming braking energy.
As shown in Figure 9, when hydraulic energy storage device energy shortage, during high-pressure and hydraulic shortage of oil namely in hydraulic energy storage device, engine starting, power-transfer clutch combines, and driving engine participates in driving driving, and now this system is hybrid mode, utilize the chaufeur recognition function of system, adjust rotating speed and the torque of driving engine and chassis hydraulic pump/motor according to the operation of chaufeur in real time.Control the mode of operation of chassis hydraulic pump/motor according to actual condition, be in HM Hydraulic Motor, standby or Hydraulic Pump isotype.In engine working process, control engine stabilizer and be operated in efficient district, thus improve work efficiency and the fuel economy of driving engine.As shown in Figure 10, during braking, chassis hydraulic pump/motor provides suitable lock torque, when ensureing safety, reclaims braking energy as far as possible, is stored in hydraulic energy storage device.
This system can utilize the release hydraulic oil of hydraulic energy storage device and store the characteristic of hydraulic oil, to meet power demand when vehicle traveling or vehicle-mounted operation.During vehicle start, the speed of a motor vehicle is lower, if the high pressure liquid force feed in hydraulic energy storage device is sufficient, the pure hydraulic-driven of car load can be driven to travel by chassis hydraulic pump/motor, avoid noise when traditional environmental sanitation vehicles is started to walk large, the drawback of maximum discharge; When high-pressure and hydraulic shortage of oil in hydraulic energy storage device, power-transfer clutch combines, and driving engine also drives Vehicle-borne operation device.According to the high pressure liquid force feed of hydraulic energy storage device number, whether the abundance of the energy also namely in hydraulic energy storage device to be, controls sanitation cart in pure hydraulic-driven pattern still in hybrid mode, meets power demand when sanitation cart works.In order to improve the work efficiency of driving engine, improving fuel economy, in engine working process, corresponding moment of torsion can be provided by hydraulic pump/motor to driving engine, thus promote engine load rate, make engine stabilizer be operated in efficient district.During car brakeing, utilize regenerating braking energy recovery technology, by the stored energy in braking procedure in hydraulic energy storage device.
Be presented above concrete embodiment, but the utility model is not limited to described embodiment.Basic ideas of the present utility model are above-mentioned basic scheme, and for those of ordinary skill in the art, according to instruction of the present utility model, designing the model of various distortion, formula, parameter does not need to spend creative work.The change carried out embodiment when not departing from principle of the present utility model and spirit, amendment, replacement and modification still fall in protection domain of the present utility model.
Claims (4)
1. a sanitation cart power system, described power system comprises driving power system and Vehicle-borne operation device, it is characterized in that, described driving power system is fuel oil hydraulic hybrid power system, described driving power system comprises a HM Hydraulic Motor be connected with Vehicle-borne operation device mechanical drive, and HM Hydraulic Motor is connected with the hydraulic energy storage device hydrostatic drive in described driving power system.
2. sanitation cart power system according to claim 1, is characterized in that, described driving power system is parallel connection type hybrid power system.
3. sanitation cart power system according to claim 2, it is characterized in that, described driving power system also comprises driving engine, power-transfer clutch and hydraulic pump/motor, described driving engine is connected with hydraulic pump/motor mechanical drive by power-transfer clutch, hydraulic pump/motor is for connecting drive axle, and hydraulic pump/motor is connected with hydraulic energy storage device hydrostatic drive.
4. sanitation cart power system according to claim 3, is characterized in that, described hydraulic pump/motor connects propons or back axle by change speed gear box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113076.5U CN204605500U (en) | 2015-02-13 | 2015-02-13 | A kind of sanitation cart power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113076.5U CN204605500U (en) | 2015-02-13 | 2015-02-13 | A kind of sanitation cart power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204605500U true CN204605500U (en) | 2015-09-02 |
Family
ID=53958075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520113076.5U Expired - Fee Related CN204605500U (en) | 2015-02-13 | 2015-02-13 | A kind of sanitation cart power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204605500U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669997A (en) * | 2015-02-13 | 2015-06-03 | 郑州宇通客车股份有限公司 | Power system and power control method of sanitation vehicle |
| CN106527328A (en) * | 2017-01-12 | 2017-03-22 | 上海闸环北站环境卫生工程有限公司 | Sanitation vehicle and operation equipment intelligent management system |
-
2015
- 2015-02-13 CN CN201520113076.5U patent/CN204605500U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669997A (en) * | 2015-02-13 | 2015-06-03 | 郑州宇通客车股份有限公司 | Power system and power control method of sanitation vehicle |
| CN104669997B (en) * | 2015-02-13 | 2017-04-05 | 郑州宇通客车股份有限公司 | A kind of sanitation cart dynamical system and power-control method |
| CN106527328A (en) * | 2017-01-12 | 2017-03-22 | 上海闸环北站环境卫生工程有限公司 | Sanitation vehicle and operation equipment intelligent management system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203854499U (en) | Hybrid power system | |
| CN104626963A (en) | Hybrid power environmental sanitation vehicle power system | |
| CN101913322B (en) | Time-division 4-wheel drive (4WD) parallel hybrid driving system | |
| CN104553739A (en) | Hybrid power system for sanitation vehicle | |
| CN204726250U (en) | A kind of power system of hybrid power sweeper | |
| CN103080431B (en) | Hybrid power wheel loader | |
| CN204095511U (en) | A kind of hybrid power four-wheel drive system and automobile | |
| CN101602362A (en) | A kind of method for distributing auxiliary driving torques of hybrid vehicle | |
| CN202609873U (en) | Oil-electricity hybrid motive power stacking machine | |
| CN201721312U (en) | Automotive hybrid drive system | |
| CN104669997A (en) | Power system and power control method of sanitation vehicle | |
| CN204605500U (en) | A kind of sanitation cart power system | |
| CN108382180B (en) | Parallel type oil-electricity hybrid power vehicle-mounted concrete pump | |
| CN204383160U (en) | Hybrid power sanitation cart power system | |
| CN100591563C (en) | Double-power working vehicle for railway tunnel | |
| CN202345361U (en) | Double-axle drive unit of electrohydraulic composite hybrid power vehicles | |
| CN204383161U (en) | Hybrid power sanitation cart power system | |
| CN107010031B (en) | The characteristic parameter matching method of key components in a kind of load mechanism kinetic energy reclaiming system | |
| CN202213507U (en) | Electric drive device for garbage truck | |
| CN201816452U (en) | Hydraulic traveling gear for hybrid electric forklift | |
| CN205706143U (en) | There is energy regenerating, the hydraulic auxiliary driving system of slow function | |
| CN109552059B (en) | Hybrid power control system and control method for heavy-duty car | |
| CN101134438B (en) | Dispersion mixed motivity type articulated vehicle | |
| CN106314392A (en) | Brake regeneration control method based on hybrid electric vehicle hydraulic energy storage system | |
| CN202345360U (en) | Hydrostatic transmission hybrid power drive apparatus based on hydraulic transformer vehicles |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20190213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |