CN206086715U - Idle system is prevented to hybrid freight train - Google Patents
Idle system is prevented to hybrid freight train Download PDFInfo
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- CN206086715U CN206086715U CN201621092904.2U CN201621092904U CN206086715U CN 206086715 U CN206086715 U CN 206086715U CN 201621092904 U CN201621092904 U CN 201621092904U CN 206086715 U CN206086715 U CN 206086715U
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Abstract
The utility model discloses an idle system is prevented to hybrid freight train belongs to hybrid vehicle technical field, travel and intelligent identification system, power management system module, energy storage module, the output module of operation operating mode including being used for detecting freight train driving system, the power management system module input of intelligence identification system's output connection, driving system is connected to the output of power management system module, and driving system connects the input of energy storage module, the output and the output module of energy storage module are connected, intelligence identification system includes on -board diagnostic system and the torque sensing ware of being connected with driving system. The utility model discloses a multidisciplinary optimal design technique, greatly reduced hybrid freight train cost to show the sparingly fuel consumption pollution abatement thing emission that lands.
Description
Technical field
The utility model is related to Development of HEV Technology field, more particularly, it relates to a kind of hybrid power lorry is anti-
Idling system.
Background technology
As the green of raising of the people to environment and the human-subject test of environmental protection, green energy resource and sustainable development is handed over
Logical transportation technology research becomes the most important thing, it is intended that reduce the Air Pollutant Emissions of PM 2.5, reduction motor vehicle making
Into atmosphere pollution.
But, at present most of Freight Transport vehicles are all using diesel oil as main power source, therefore exhaust gas from diesel vehicle is big
The main source of particulate matter in gas pollutant, especially in idling operation, the discharge capacity of PM 2.5 exceeds normally travel work
5 times of discharge capacity under condition, this is produced when resulting in quite a few particle emission by lorry idling.Such as：One allusion quotation
The inter-city transport lorry of type when truck service station is stopped overnight in order to heat to driver's cabin or freeze, 1 year about idling
1830 hours, this idling can cause to consume substantial amounts of fuel oil, consume about within 1 year 95,0,000,000 gallons of diesel fuel.
Long-time idling with lorry not only considerably increases fuel consumption, and is the main tribute of greenhouse gas emission
Contributor.Just by taking conventional lorry as an example, when running at high speed, diesel engine has up to 40% fuel efficiency, but during idling,
Fuel efficiency is reduced to 1-11%, it is therefore prevented that the control system of long-time idling will certainly significantly save fuel consumption simultaneously
Reduce pollutant emission.
Utility model content
The utility model technical issues that need to address are to provide a kind of anti-idling system of hybrid power lorry, by many
Section's design optimizing, greatly reduces hybrid power lorry cost, and significantly saves fuel consumption and reduce pollutant row
Put.
To solve above-mentioned technical problem, the technical scheme that the utility model is adopted is：
A kind of anti-idling system of hybrid power lorry, it is characterised in that：Including for detect lorry dynamical system traveling and
The INTELLIGENT IDENTIFICATION system of working condition, power management system module, energy storage module, output module, the INTELLIGENT IDENTIFICATION system
The power management system module input of the output end connection of system, the output end connection dynamical system of the power management system module
System, dynamical system connects the input of energy storage module, and the output end of the energy storage module is connected with output module；Intelligence
Energy identification system includes onboard diagnostic system and the torque sensor being connected with dynamical system.
Technical solutions of the utility model further improvement is that：Power management system module adopts 32 single-chip microcomputers of double-core
TC1782。
Technical solutions of the utility model further improvement is that：Energy storage module is battery storage system or flywheel
Stocking system.
Technical solutions of the utility model further improvement is that：Flywheel stocking system includes that what is be connected with dynamical system flies
Turbin generator and the fly-wheel motor flywheel rotor for connecting and the electric power converter being connected with flywheel rotor, flywheel rotor is adopted and melts solidifying
Silica fibre material.
Technical solutions of the utility model further improvement is that：Battery storage system includes the electricity being connected with dynamical system
Pond and the electric capacity of battery connection.
Technical solutions of the utility model further improvement is that：Battery storage system includes the electricity being connected with dynamical system
Pond.
Technical solutions of the utility model further improvement is that：Battery is lithium battery.
As a result of above-mentioned technical proposal, the technological progress that the utility model is obtained is：
The utility model design the anti-idling system of hybrid power lorry for hybrid power lorry whole system configuration,
Power management system, energy-storage system, the optimization design of dynamical system provide theoretical foundation, it is possible to reduce discharge, attenuating system
Cost improves rate of return on investment, the pressing problem of effectively solving China Automobile Enterprises core technology ghost.
The anti-idling system of the utility model hybrid power lorry includes INTELLIGENT IDENTIFICATION system, power management system module, energy
Amount storage module, output module, possess high integration and systematized feature.
Wherein onboard diagnostic system OBD, torque sensor or other sensors, its data are used for traveling and working condition
Identification, by its information transfer to power management system, power management system can be according to OBD or the data of other sensors
Whether hybrid power lorry is judged in braking mode, if being in braking mode, electricity in power management system control dynamical system
Machine is in power generation mode, and the energy storage for being possible to reclaim gets up and is used, and not only can meet hybrid power lorry system
System power needs, and can extend the whole work week of the system to greatest extent using storage energy, raising fuel economy
Phase.
Energy energy-storage module uses battery storage system, flywheel stocking system, in battery storage system, energy quilt
Storage in the battery, and can be combined with battery and super capacitor, increase storage energy, prevent the waste of energy；In flywheel
In stocking system, energy is converted into the form of mechanical kinetic energy, and the energy for storing be proportional to rotary speed square, using the teaching of the invention it is possible to provide
Reliable stabilized power source.
Description of the drawings
Fig. 1 is the utility model theory diagram；
Fig. 2 is multidisciplinary optimization data flowchart；
Fig. 3 is workflow diagram of the present utility model.
Specific embodiment
The utility model is described in further details with reference to embodiment：
As shown in figure 1, a kind of anti-idling system of hybrid power lorry, including for detecting that lorry dynamical system is travelled and made
The INTELLIGENT IDENTIFICATION system of industry operating mode, power management system module, energy storage module, output module, the INTELLIGENT IDENTIFICATION system
Output end connection power management system module input, the power management system module output end connection dynamical system
System, dynamical system connects the input of energy storage module, and the output end of the energy storage module is connected with output module；Intelligence
Energy identification system includes onboard diagnostic system and the torque sensor being connected with dynamical system.
Power management system module adopts 32 single-chip microcomputer TC1782 of double-core, energy storage module to use battery storage
System, flywheel stocking system, in battery storage system, energy is stored in the battery, and can be with battery and super capacitor
Combination, increases storage energy, prevents the waste of energy；In fly wheel system, energy is converted into the form of mechanical kinetic energy, and stores up
The energy deposited be proportional to rotary speed square, using the teaching of the invention it is possible to provide reliable stabilized power source.
And battery storage system include the battery being connected with dynamical system and battery connection electric capacity can also be individually for
The battery of dynamical system connection, the form for alloing storage energy is various ways, increased use range, in order to add big battery
Storage capacity be preferably lithium battery.
Flywheel stocking system include the fly-wheel motor being connected with dynamical system and fly-wheel motor connection flywheel rotor and with
The electric power converter of flywheel rotor connection, flywheel rotor is adopted and melts solidifying silica fibre material.
Wherein onboard diagnostic system OBD adopts the vehicle-mounted element of Toshiba's board, torque sensor to adopt Siemens's torque sensor.
The anti-idling system of research and development hybrid power lorry, the detailed research method for being adopted, technology path, flow process are as follows：
Mainly include modeling, data simulation and evaluate two large divisions, its technology path is modeling first, sets up mixing dynamic
The anti-idling system model of power lorry, wherein model include whole vehicle model, the INTELLIGENT IDENTIFICATION for recognizing whole vehicle model driving cycle
Model, the anti-idling assembly parts for being arranged in whole vehicle model and being connected with INTELLIGENT IDENTIFICATION system model output end, wherein whole
Vehicle model is the single quality model for calculating hybrid power lorry power consumption and car load energy efficiency；Anti- idling assembly zero
Part includes engine mockup, electric motor-generator model, energy storage system model, power assist apparatus model, fuel consumption
Model and matching component model；
The anti-idling system model of hybrid power lorry is set up in GUI simulated programs, and wherein GUI simulated programs are
Matlab or Simulink；And using OBD port (OBD) in INTELLIGENT IDENTIFICATION model and torque sensor identification car load
The traveling and working condition of model；Then the traveling for INTELLIGENT IDENTIFICATION model being obtained and the data of working condition substitute into hybrid power
In the anti-idling system model of lorry, experimental data emulation and evaluation are carried out.
The foundation for wherein setting up the INTELLIGENT IDENTIFICATION system is goods carrying vehicle traveling and regenerative power accessory system power demand
Algorithm for estimating.According to obtaining engine information and speed and acceleration information from OBD, the general power needed for engine can be with
Estimate, the difference of engine general power and driving power is exactly the power of power assist system.
Whole vehicle model looks back type auto model using single quality model, the model for Backward-looking, the model
Input be desired driver cycle- driving cycle operating modes, the model only considers driving force, air drag, rolling resistance
Etc. factor, the dynamic characteristics that hybrid power lorry suspension, steering intercouple is negligible, according to INTELLIGENT IDENTIFICATION system mould
Type obtains the speed and acceleration of whole vehicle model, and substitutes into the general power that following computing formula calculates whole vehicle model, to reality
Existing hybrid power lorry drives and overcomes air drag and tire drag：
Pdes(t)=[ma (t)+Fdrag(t)+FRR]vdes(t)
In formula：vdesT () is the speed in car load state of cyclic operation；M is complete vehicle quality；A (t) is car load state of cyclic operation mid-term
The car load longitudinal acceleration of prestige；FdragT () is air drag；FRRFor tire drag.
Anti- idling assembly parts include engine mockup, electric motor-generator model, energy storage model, power-assisted
Mounted cast, fuel consumption model and matching component model, wherein matching component model include transmission model, clutch
Model；
Wherein engine mockup is used to calculate engine efficiency, and its computing formula is as follows：
In formula：neT () is engine efficiency；PfuelT () is the enthalpy related to fuel mass flow；TeT () is engine
Output torque；ωtT () is engine speed；
The output of the electric motor-generator model or power consumption are as follows：
Pelec(t)=ηm(t)Tm(t)ωm(t)
In formula：Right side includes efficiency, torque and the rotating speed of electric motor-generator.Electric motor-generator efficiency can utilize torque
With find on speed Map figure.
Motor characteristic curve and power torque curve can be optimized by engine, electric motor-generator model so as to
Possess optimal fuel economy, minimum discharge and preferable driveability.
Energy storage model includes battery storage model and flywheel stocking system model.
Battery storage model is the battery model for being based on open-circuit voltage, wherein open-circuit voltage and battery charging state relation
Lookup table table look-up, and the power of wherein battery storage is as follows：
Pbatt,des(t)=Ibatt(t)2Rint+Voc(t)Ibatt(t)
In formula：RintFor the internal resistance of cell；VocT () is battery open circuit voltage；IbattT () is battery current；
Its calculating process is as follows, and take absolute value less solution, open-circuit voltage VocT () is the function of battery SOC.
The actual charge and discharge power of battery can be expressed as follows：
Pbatt,act(t)=Voc(t)Ibatt(t)
The utility model stocking system another kind form be：Flywheel stocking system.Flywheel stocking system mainly includes flywheel
The parts such as rotor, motor and electric power converter.Its course of work mainly contains storage energy and two mistakes that release energy
Journey, i.e., store energy (charging) and traveling when heavy duty truck is braked and parking auxiliary working apparatus release energy when working
(electric discharge) two processes.Due to the specific energy formula of flywheel it is as follows：
In formula：σ is the axial force that flywheel outer portion is subject to；ρ is flywheel mass density.It is strong from tension from formula
Degree is high and the little material of mass density, it is possible to obtain more preferable energy density.Therefore, this project flywheel material selection melts solidifying silicon fibre
The fly wheel system of dimension material, its theoretical specific energy is 20 times of existing hydrogen-nickel battery.
The formula that releases energy in flywheel stored models is as follows：
In formula：M is flywheel mass；R is flywheel radius；ωminFor flywheel minimum speed；ωmaxFor flywheel maximum (top) speed；
Then hi-fi is carried out using the theoretical anti-idling system model of hybrid power lorry of the multidisciplinary parallel optimizations of MDO
Optimize with extensibility,
Multidisciplinary parallel optimization is theoretical, abbreviation MDO, is a kind of association by exploring with interact in utilizing works system
The methodology of complication system and subsystem is designed with mechanism；Its main thought is the profit during the entire process of complication system design
With distributed computer network (DCN) technology come the knowledge of integrated every subjects, using effective design optimization strategy, organization and management
Design process, its objective is, by making full use of the cooperative effect produced by the interaction between every subjects, to obtain system
Total optimization solution.
The mathematic(al) representation of wherein multidisciplinary optimization is:
MinimizeJ(XD,U(XD))w.r.t.XD
s.t.C(XD,U(XD))
Wherein, XDIt is the design variable in optimized algorithm, U (XD) it is system output variables, J (XD,U(XD)) it is target letter
Number, C (XD,U(XD)) it is constraint function；Design variable XD wherein in optimized algorithm include engine power, generator power,
The power of power of motor, battery storage system power or fly wheel system；Object function J (XD, U (XD)) correspondence car load fuel oil disappear
Carbon tariff in consumption, the power consumption of car load, hybrid power lorry parts cost and certain time limit；Constraint function C (XD, U
(XD)) include max. speed, climbing property, acceleration.
In each optimization loop, design variable XD is fixed, and Discipline1 and Discipline2 can determine
System exports U1(XD) and U2(XD).Then, system output variables are returned to MDO optimizers, for evaluation objective function J (XD,
U(XD)) and constraint function C (XD,U(XD)).Its multidisciplinary optimization data flowchart, as shown in Figure 2.
In addition, J (X in optimized algorithmD,U(XD)) object function can also be expressed as equation below：
In formula：The total time of T- state of cyclic operations；Fuelconsumed、FuelcostFuel consumption cost；CarboncostCarbon is closed
Tax；Electrictiyconsumed、ElectrictiycostPower consumption cost；Batterycell、BatterycostBattery consumption into
This；ICEcostEngine cost；MotorcostFor motor cost.
The cost of fuel and power consumption is true on the basis of the diesel-fuel price based on China typical urban and family's electricity charge use
Fixed.The dynamical system parts cost such as engine and motor is numerous due to manufacturer, and product category is various, it is impossible to one by one
Know.In addition, battery cost therein can be changed to fly wheel system cost (selecting flywheel energy storage).The utility model foundation is started
Machine stroke and motor size size carry out interpolation and obtain corresponding parts cost, wherein engine cost ICEcostInterpolating function is such as
Under：
ICEcost=ICEbase+(S-Slb)×Costinc
In formula：ICEbaseFor minimal stroke engine reference cost；SlbFor the corresponding stroke lower limit of minimal stroke engine
Value；S is the optimized variable in optimizer under each step-length；CostincTo cause what cost increased as engine strokes increase
Interpolation constant.
Similar, motor cost MotorcostInterpolating function is as follows：
Motorcost=Motorbase+(EMscale-EMscale,lb)×Costinc
In formula：MotorbaseFor minimum dimension motor base cost；EMscale,lbFor the corresponding size system of minimum dimension motor
Number；EMscaleFor the optimized variable under each step-length in optimizer；CostincTo cause cost to increase as motor size increases
Interpolation constant.
Using MDO Multidisciplinary Optimization technologies, according to low cost, high-performance and the simple constraints of composition, to whole
The configuration of individual anti-idling system, power management system and energy-storage system (battery or flywheel), electric motor-generator and each portion of engine
The size of part is optimized design.
Last above-mentioned hybrid power lorry traveling and working condition prioritization scheme, for optimizing anti-idling system parts
Size and power management control strategy.Result after optimization is by for the design of the anti-idling system of hybrid power lorry.According to complete
Into design, determine physical prototyping engineering drawing.After assembling physical prototyping, the machine of the instruction carriage traveling and working condition is carried out
Tool and automatically controlled performance test.
Operation principle or using method：
As shown in figure 3, first by onboard diagnostic system in the INTELLIGENT IDENTIFICATION system of the anti-idling system of hybrid power lorry
OBD, torque sensor or other sensors judge the traveling and working condition of hybrid power lorry, and its information transfer is given
Whether power management system, power management system can judge hybrid power lorry according to the data of OBD or other sensors
In braking mode, if being in braking mode, motor is in power generation mode in power management system control dynamical system, and by energy
Amount is stored into energy storage module, the output end connection output module of energy storage module, while INTELLIGENT IDENTIFICATION system is used to sentence
Whether hybrid power lorry is determined in idling idle running, if being in idling idling conditions, the energy of storage is transmitted by output module
To auxiliary equipment, such as air-conditioning prevents long-time idling from causing fuel consumption, greenhouse gas emission is reduced, so as to improve power
The efficiency of system；If being not at idling idling conditions, returning power management system module carries out the circulation of next round.
Claims (7)
1. the anti-idling system of a kind of hybrid power lorry, it is characterised in that：Including for detect lorry dynamical system travel and make
The INTELLIGENT IDENTIFICATION system of industry operating mode, power management system module, energy storage module, output module, the INTELLIGENT IDENTIFICATION system
Output end connection power management system module input, the power management system module output end connection dynamical system
System, dynamical system connects the input of energy storage module, and the output end of the energy storage module is connected with output module；Intelligence
Energy identification system includes onboard diagnostic system and the torque sensor being connected with dynamical system.
2. the anti-idling system of hybrid power lorry according to claim 1, it is characterised in that：The power management system mould
Block adopts 32 single-chip microcomputer TC1782 of double-core.
3. the anti-idling system of hybrid power lorry according to claim 1, it is characterised in that：The energy storage module is
Battery storage system or flywheel stocking system.
4. the anti-idling system of hybrid power lorry according to claim 3, it is characterised in that：The flywheel stocking system bag
The flywheel rotor for including the fly-wheel motor and fly-wheel motor connection being connected with dynamical system and the electric power conversion being connected with flywheel rotor
Device, flywheel rotor is adopted and melts solidifying silica fibre material.
5. the anti-idling system of hybrid power lorry according to claim 3, it is characterised in that：The battery storage system bag
Include the electric capacity of the battery and battery connection being connected with dynamical system.
6. the anti-idling system of hybrid power lorry according to claim 3, it is characterised in that：The battery storage system bag
Include the battery being connected with dynamical system.
7. the anti-idling system of hybrid power lorry according to any one of claim 5 or 6, it is characterised in that：The battery
For lithium battery.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109635484A (en) * | 2018-12-24 | 2019-04-16 | 河北工程大学 | Mixed power vehicle dynamic system optimal inspection method based on multidisciplinary optimization |
-
2016
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109635484A (en) * | 2018-12-24 | 2019-04-16 | 河北工程大学 | Mixed power vehicle dynamic system optimal inspection method based on multidisciplinary optimization |
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Granted publication date: 20170412 Termination date: 20200929 |