CN209311114U - Fuel cell heat management testboard bay and fuel cell heat management monitoring system - Google Patents
Fuel cell heat management testboard bay and fuel cell heat management monitoring system Download PDFInfo
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- CN209311114U CN209311114U CN201920283151.0U CN201920283151U CN209311114U CN 209311114 U CN209311114 U CN 209311114U CN 201920283151 U CN201920283151 U CN 201920283151U CN 209311114 U CN209311114 U CN 209311114U
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Abstract
The utility model discloses a kind of fuel cell heat management testboard bays, including rack ontology and the fuel cell heat management test macro being installed on rack ontology, comprising: fuel pile simulator；Expansion tank；The radiating module that exhaust outlet is connect with expansion tank air inlet pipe；The water pump that fluid infusion is connect with expansion tank fluid infusion；The thermostat that water inlet is connect with pump outlet, large and small cycles water outlet is connect with radiating module water inlet and fuel pile simulator water inlet respectively；The deionizater that water inlet is connect with fuel pile simulator water outlet, water outlet and pump intake connect；The intercooler that water inlet is connect with radiating module water outlet；The ptc heater that water inlet is connect with intercooler water outlet, water outlet and pump intake connect；Flowmeter, temperature sensor and the pressure sensor being divided into pipeline.It is used for PEMFC dynamical system hydro-thermal management, in conjunction with fuel pile simulator, realizes the simulation of fuel pile flowing heat transfer situation and the test of heat management test macro performance.
Description
Technical field
The utility model relates to vehicle component performance detection field, in particular to a kind of fuel cell heat management testboard
Frame and fuel cell heat management monitoring system.
Background technique
Proton Exchange Membrane Fuel Cells (Proton Exchange Membrane Fuel Cells, hereinafter referred to as PEMFC)
It is a kind of distributed generation resource of clean and effective, has that high-efficient, the service life is long, operating temperature is low, starting is fast and energy density height etc.
Advantage is with a wide range of applications.One of an important factor for temperature is influence fuel battery performance passes the gas of PEMFC
Defeated characteristic, the water content of film, the catalysis characteristics of Catalytic Layer, output characteristics even working life can all generate different degrees of shadow
It rings.For PEMFC during the work time in addition to producing electricl energy, there are about the energy of half to be exported with form of thermal energy, it is therefore necessary in time will
Extra heat discharge, to maintain the stabilization of system operating temperatures.
In general, in order to avoid occur because pile internal temperature it is excessive caused by runner the phenomenon that partial condensation, PEMFC
Operating temperature need to control at 60~80 DEG C, the coolant liquid inlet and outlet temperature difference of pile need to be controlled at 5~7 DEG C.Fuel cell pile
Internal temperature environment all has a great impact to the reliability of pile, service life and performance, therefore temperature in pile is made to maintain one
Determine to be even more important in range.The feature that liquid cooling technology is high with heat exchange efficiency in pile, arrangement is more flexible obtains
It being widely applied, but compares air-cooled and natural cooling, liquid cooling system usually needs to radiate to coolant liquid by external system,
Therefore its heat management test system structure is relative complex, how preferably to assess heat management in the fuel cell system development phase and surveys
Test system is the major issue that fuel cell heat management design engineer faces.
The pile heat management of fuel cell heat management verification experimental verification especially liquid cooling system is tested, most of in vehicle sample car
Test verifying is carried out on real vehicle after out, although the verification mode is accurate, this test verification process is in fuel
What the battery system development phase carried out, it can not be developed for pile heat management test macro and test support is provided early period, i.e., it is traditional
Pile heat management test method has hysteresis, can not develop for pile heat management test macro early period and provide test support；Separately
Outside, if the vehicle test result that is installed rear pile heat management test macro is undesirable, it is more likely that need to do whole
Mating modification substantially prolongs the period of research and development, increases research and development cost.
Utility model content
The purpose of the utility model is to provide a kind of fuel cell heat management testboard bays and fuel cell heat management to monitor
System, efficiently solving pile heat management test in the prior art, there is hysteresis, fuel cell heat management test macro to research and develop
The technical problem that period is long and research and development are at high cost.
A kind of fuel cell heat management testboard bay, including rack ontology and the fuel being installed on rack ontology electricity
Pond heat management test macro includes: in the fuel cell heat management test macro
Fuel pile simulator is run according to target operating condition to be tested；
Expansion tank, for providing coolant liquid；
The radiating module that exhaust outlet is connect with expansion tank air inlet pipe, the heat for generating the fuel pile simulator
Amount is dissipated into air, and the water outlet of the radiating module is connect with the water inlet of fuel pile simulator；
The water pump that fluid infusion is connect with expansion tank water outlet；
Water inlet connect with pump outlet, big/partial circulating water outlet respectively with radiating module water inlet and fuel pile
The thermostat of simulator water inlet connection, the thermostat control big/partial circulating according to the temperature for flowing into water inlet coolant liquid and go out
The flow of mouth of a river coolant liquid；
The deionizater that water inlet is connect with fuel pile simulator water outlet, water outlet and pump intake connect is used
In absorbing the ion in coolant liquid, the conductivity of coolant liquid is controlled；
The intercooler that water inlet is connect with radiating module water outlet, the height that the intercooler exports for reducing air compressor machine
Hot-air is to suitable temperature；And
PTC (the Positive that water inlet is connect with intercooler water outlet, water outlet and water pump fluid infusion connect
Temperature Coefficient, positive temperature coefficient) heater, for being added according to the temperature for flowing through coolant liquid to it
Heat；
Connecting line in the fuel cell heat management test macro between each component is equipped at least one flowmeter, extremely
A few temperature sensor and at least one pressure sensor.
It is further preferred that the expansion tank is set to rack ontology highest point, and pass through the exhaust of the expansion tank
Pipe and water supply pipe are parallel to the branch where the radiating module, thermostat and water pump.
It is further preferred that being included at least on connecting line in the fuel cell heat management test macro between each component
Two connecting nodes, wherein
First connecting node is located at radiating module outlet pipe and fuel pile simulator water inlet pipe junction, and it is described in it is cold
The water inlet pipe of device is connect at first connecting node with radiating module outlet pipe；
Second connecting node is located at deionizater outlet pipe and pump water inlet junction, and the ptc heater goes out
Water pipe is connect at second connecting node with pump water inlet；
Between first connecting node and the second connecting node, where the fuel pile simulator and deionizater
Branch circuit parallel connection is in the branch where the intercooler and ptc heater.
It is further preferred that including: on connecting line in the fuel cell heat management test macro between each component
First flowmeter on intercooler water inlet pipe, the second flowmeter between water pump and thermostat on pipeline and
Third flowmeter between radiating module and thermostat on pipeline.
It is further preferred that including: on connecting line in the fuel cell heat management test macro between each component
The first temperature sensor on radiating module outlet pipe；
Second temperature sensor between radiating module and third flowmeter on pipeline；
Third temperature sensor between third flowmeter and thermostat on pipeline；
The 4th temperature sensor between one water outlet of thermostat and second flowmeter on pipeline；
The 5th temperature sensor between deionizater and fuel pile simulator on pipeline；
The 6th temperature sensor on fuel pile simulator water inlet pipe；
The 7th temperature sensor between first flowmeter and intercooler on pipeline；
The 8th temperature sensor between intercooler and ptc heater on pipeline；
The 9th temperature sensor on ptc heater outlet pipe；And
The tenth temperature sensor on thermostat partial circulating outlet pipe, the partial circulating is by thermostat, fuel pile
Circuit where simulator, deionizater and water pump is formed.
It is further preferred that including: on connecting line in the fuel cell heat management test macro between each component
First pressure sensor on radiating module outlet pipe；
Second pressure sensor between radiating module and third flowmeter on pipeline；
Third pressure sensor between third flowmeter and thermostat on pipeline；
The 4th pressure sensor between thermostat water inlet and second flowmeter on pipeline；
The 5th pressure sensor between water pump and second flowmeter on pipeline；
The 6th pressure sensor on pump water inlet；
The 7th pressure sensor on deionizater outlet pipe；
The 8th pressure sensor between deionizater and fuel pile simulator on pipeline；
The 9th pressure sensor on fuel pile simulator water inlet pipe；
The tenth pressure sensor between first flowmeter and intercooler on pipeline；
The 11st pressure sensor between intercooler and ptc heater on pipeline；
The 12nd pressure sensor on ptc heater outlet pipe；And
The 13rd pressure sensor on thermostat partial circulating outlet pipe, the partial circulating is by thermostat, fuel electricity
Circuit where heap simulator, deionizater and water pump is formed.
It is further preferred that in the radiating module include radiator, radiator fan, wind scooper and controller of fan,
In, wind scooper is set to the radiating electric fan surface, and the radiator fan is electrically connected with the controller of fan.
It is further preferred that being also equipped be electrically connected with radiator fan in the fuel cell heat management test macro
One variable-frequency motor and the first motor controller being electrically connected with first variable-frequency motor, first variable-frequency motor is in the first electricity
The radiator fan is driven to work under the control of machine controller.
Become it is further preferred that being also equipped with second be electrically connected with water pump in the fuel cell heat management test macro
Frequency motor and the second electric machine controller being electrically connected with second variable-frequency motor, second variable-frequency motor is in the second motor control
The pump working is driven under the control of device processed.
The utility model additionally provides a kind of fuel cell heat management monitoring system, including above-mentioned fuel cell heat management is surveyed
Test stand frame, further includes:
Data monitoring device, respectively with flowmeter, the pressure sensor, temperature in the fuel cell heat management testboard bay
Spend sensor, the first variable-frequency motor and the electrical connection of the second variable-frequency motor, acquire the flow of each component coolant liquid, flow velocity, pressure and
Temperature, and the revolving speed of acquisition the first variable-frequency motor and the second variable-frequency motor, realize to the real time monitoring of each measurement data, storage and
Analysis.
Fuel cell heat management testboard bay and fuel cell heat management monitoring system provided by the utility model, at least can
Enough bring it is following the utility model has the advantages that
1) the fuel cell heat management testboard bay in the utility model is exclusively used in PEMFC dynamical system hydro-thermal management,
In conjunction with fuel pile simulator, it can be achieved that the simulation of fuel pile flowing heat transfer situation and the survey of heat management test macro performance
Examination.
2) the rack ontology in the utility model in fuel cell heat management testboard bay is adjustable support, therefore is being fired
Expect the battery system development phase, it can be by adjusting portions such as radiator, intercooler, water pumps in fuel cell heat management test macro
The locations of structures of part does relevant matching optimization research, simple and convenient.
3) radiator fan in the utility model and water pump be all made of variable-frequency motor driving, can stepless time adjustment, by radiation air
Fan and water pump are adjusted to any revolving speed, therefore in the fuel cell heat management testboard bay, can both carry out having fixed pass
The performance test of the thermal components such as radiator fan, the water pump of dynamic ratio, and can be carried out electric control pump, automatically controlled radiator fan, automatically controlled PTC
The matching correct of the heat management test macro of heater and automatically controlled fuel pile simulator.
4) the fuel cell heat management testboard bay of the utility model utilizes flowmeter, temperature sensor, pressure sensor
It, not only can be with quantitative analysis Deng the working characteristics such as flow, flow velocity, pressure, temperature of each component in acquisition heat management test macro
Heat exchange amount in radiator, intercooler systematically analyzes influencing each other between each component, while can assess heat management test
Influence of the other component to fuel pile simulator performance in system, thus the performance of overall merit heat management test macro.
5) the fuel cell heat management monitoring system in the utility model passes through data acquisition equipment opposite heat tube reason test system
The physical quantitys such as temperature, pressure, revolving speed, flow, flow velocity in system carry out high-precision real-time measurement, realize opposite heat tube reason test system
The operating status of system is monitored in real time and is analyzed, convenient for each component and the overall performance of system in opposite heat tube reason test macro into
Row evaluation.
Detailed description of the invention
Below by clearly understandable mode, preferred embodiment is described with reference to the drawings, fuel cell heat management is tested
Rack and above-mentioned characteristic, technical characteristic, advantage and its implementation of fuel cell heat management monitoring system give furtherly
It is bright.
Fig. 1 is fuel cell heat management test system structure schematic diagram in one example of the utility model.
Description of symbols:
1- radiating module, 2- expansion tank, 3- thermostat, 4- water pump, 5- deionizater, 6- fuel pile simulator, 7-
Intercooler, 8-PTC heater, 9- pipeline, 10- first flowmeter, 11- second flowmeter, 12- third flowmeter, the first temperature of 13-
Spend sensor, 14- second temperature sensor, 15- third temperature sensor, the 4th temperature sensor of 16-, the 5th temperature of 17- biography
Sensor, the 6th temperature sensor of 18-, the 7th temperature sensor of 19-, the 8th temperature sensor of 20-, the 9th temperature sensor of 21-,
The tenth temperature sensor of 22-, 23- first pressure sensor, 24- second pressure sensor, 25- third pressure sensor, 26-
Four pressure sensors, the 5th pressure sensor of 27-, the 6th pressure sensor of 28-, the 7th pressure sensor of 29-, 30- the 8th are pressed
Force snesor, the 9th pressure sensor of 31-, the tenth pressure sensor of 32-, the 11st pressure sensor of 33-, 34- the 12nd are pressed
Force snesor, the 13rd pressure sensor of 35-.
Specific embodiment
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, attached drawing will be compareed below
Illustrate specific embodiment of the present utility model.It should be evident that the accompanying drawings in the following description is only the one of the utility model
A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings, and obtains other embodiments.
To make simplified form, part relevant to the utility model is only schematically shown in each figure, they are not
Represent its practical structures as product.In addition, there is identical structure or function in some figures so that simplified form is easy to understand
The component of energy, only symbolically depicts one of those, or only marked one of those.Herein, "one" is not only
It indicates " only this ", can also indicate the situation of " more than one ".
For in the prior art, the pile heat management test of liquid cooling system needs after vehicle sample car comes out could be into
Row causes pile heat management test method that there is technical problems, the utility model such as hysteresis, R&D cycle be longer to provide one
Kind is exclusively used in the fuel cell heat management testboard bay of PEMFC dynamical system hydro-thermal management exercise.In the fuel cell heat management
The fuel cell heat management test macro for including rack ontology in testboard bay and being installed on rack ontology.
Fuel cell heat management test macro include: the fuel pile simulator run according to target operating condition to be tested,
Radiating mould of the conduct heat away into air for providing the expansion tank of coolant liquid, for generating fuel pile simulator
Block, the water pump for system coolant liquid circulation to be got up, be used for according to the temperature distribution for flowing into water inlet coolant liquid it is big/partial circulating
The thermostat of water outlet coolant rate, the deionizater for reducing coolant liquid conductivity, the heat for coming out air compressor machine
Air is cooled to the intercooler of suitable temperature, flows through ptc heater, the Duo Geliu that the temperature of coolant liquid is heated for basis
Meter, multiple temperature sensors and multiple pressure sensors, wherein the exhaust outlet of radiating module and the air inlet pipe of expansion tank connect
It connects, the water inlet connection of water outlet and fuel pile simulator, the water inlet of water pump and the water outlet of expansion tank connect, section temperature
The connection of the water outlet of the water inlet of device and water pump, big/partial circulating water outlet respectively with the water inlet of radiating module and fuel pile
The water inlet of simulator connects, and the water inlet of deionizater connect with the water outlet of fuel pile simulator, water outlet and water pump
Fluid infusion connection, the water inlet of the water outlet connection of the water inlet of intercooler and radiating module, water outlet and ptc heater connects
It connects, the water outlet of ptc heater and the fluid infusion of water pump connect.Pass through piping connection in heat management test macro between each component,
Coolant liquid flows in the duct, flows through each component.In order to realize in heat management test macro operational process, opposite heat tube reason test system
The measurement of the physical quantitys such as the flow of each component, flow velocity, temperature, pressure in system, the connection between each component of heat management test macro
At least one flowmeter, at least one temperature sensor and at least one pressure sensor are installed on pipeline, complete opposite heat tube reason
The real-time monitoring of test macro.
Rack ontology is adjustable support, can arbitrarily be adjusted according to actual needs, and then is developed in fuel cell system
Stage can do relevant by adjusting the locations of structures of the components such as radiator, intercooler, water pump in heat management test macro
Matching optimization research, it is simple and convenient.Thermostat is paraffin thermostat or electronic thermostat.
It include radiator (such as Aluminium Radiator), radiator fan, wind scooper and controller of fan in radiating module, wherein
Wind scooper is set to radiating electric fan surface, and radiator fan is electrically connected with controller of fan.It is also installed in heat management test macro
The first motor controller for having the first variable-frequency motor being electrically connected with radiator fan and being electrically connected with the first variable-frequency motor, first becomes
Frequency motor drives radiator fan to work under the control of first motor controller；And the second variable-frequency motor for being electrically connected with water pump and
The second electric machine controller being electrically connected with the second variable-frequency motor, the second variable-frequency motor drive under the control of the second electric machine controller
Pump working.Radiator fan and water pump are all made of variable-frequency motor driving, with this in the fuel cell heat management testboard bay, both
The performance test of the thermal components such as the radiator fan with fixed drive ratio, water pump can be carried out, and can be carried out electric control pump, electricity
Control the matching correct of the advanced thermal management test macro of radiator fan, automatically controlled ptc heater and automatically controlled fuel pile simulator.
Expansion tank is set to rack ontology highest point, and air inlet pipe is connected with the exhaust outlet of radiating module the top, water supply pipe
It is connected with the fluid infusion of water pump, and is parallel to the branch where radiating module, thermostat and water pump.During the work time, it expands
Coolant liquid in water tank flows into the fluid infusion of water pump via water supply pipe, and after water pump starting, coolant liquid flows into heat management test macro
In each component.The expansion tank is in addition to providing coolant liquid at the beginning of the operation of heat management test macro, in order to reduce coolant liquid because steaming
The coolant liquid that hair generates is lost the circulation for influencing coolant liquid in heat management test macro, in the mistake of heat management test macro operation
It needs to supplement coolant liquid in journey.
According to the connection type of component each in heat management test macro, two connecting nodes are included at least on pipeline, first
Connecting node is located at radiating module outlet pipe and fuel pile simulator water inlet pipe junction, and the water inlet pipe of intercooler is in first
It is connect at connecting node with radiating module outlet pipe；Second connecting node is located at deionizater outlet pipe and connect with pump water inlet
Place, and the outlet pipe of ptc heater is connect at the second connecting node with pump water inlet；In first connecting node and second
Between connecting node, the branch circuit parallel connection where fuel pile simulator and deionizater is in the branch where intercooler and ptc heater
Road.
During the work time, after fuel pile simulator being adjusted to target operating condition, the function of pile simulator at this time is measured
Rate and efficiency；Coolant liquid in expansion tank enters the fluid infusion of water pump by outlet pipe, under the driving of the second variable-frequency motor,
Water pump is opened, and coolant liquid flows into heat management test macro.Coolant liquid is after entering thermostat, and thermostat is according to the temperature of coolant liquid at this time
Degree adjusts aperture, controls the flow (circulation that corresponding thermostat two-way outlet pipe is formed, wherein follow greatly of coolant liquid large and small cycles
Ring is formed as the circuit where thermostat, radiating module, fuel pile simulator, deionizater and water pump, and partial circulating is by section temperature
Circuit where device, fuel pile simulator, deionizater and water pump is formed).
If the systemic circulation of thermostat control coolant liquid is opened, after coolant liquid enters radiating module, radiating module is by coolant liquid
The heat that middle fuel pile simulator generates is taken out of to air, and the temperature in fuel pile simulator is made to maintain optimum range.
After coolant liquid after radiating module heat dissipation enters fuel pile simulator, into deionizater, the conductivity of coolant liquid is maintained
In stable range；It is recycled finally, entering thermostat via water pump again.If the partial circulating of thermostat control coolant liquid
It opens, coolant liquid is directly entered fuel pile simulator, enters deionizater later, the conductivity of coolant liquid is maintained stabilization
In the range of.It is recycled finally, entering thermostat via water pump again.For the unlatching of systemic circulation and circulation, according to reality
Control is adjusted by thermostat paraffin fuse in demand, and e.g., in one example, cooling temperature is less than 60 DEG C (degree Celsius)
When, partial circulating is opened in control；Cooling temperature opens partial circulating and systemic circulation at 60~70 DEG C (degree Celsius), according to
The size of valve controls the flow in systemic circulation and partial circulating；When cooling temperature is greater than 70 DEG C (degree Celsius), control is opened big
Circulation.
The process that air compresses steeply rises air themperature by air compressor machine, and intercooler is the heat sky for coming out air compressor machine
Gas cooling, realizes a kind of air cooled heat exchanger, with this, on the branch road that fuel pile simulator and deionizater are formed simultaneously
Join the branch that intercooler and ptc heater are formed, during systemic circulation and partial circulating, coolant liquid is flowing through intercooler
It is recycled with thermostat is entered by water pump after ptc heater.In the stage of low-temperature cool starting, ptc heater receives enabled
Coolant liquid is heated to set temperature after signal, meets heat management test macro demand.Specifically, ptc heater is in coolant liquid
Lower than 0 DEG C or less start-up operation of temperature, and heating power is adjusted according to the temperature of coolant liquid after heating, it is e.g., in one example, cold
But when liquid temperature is lower than 0 DEG C, the heating power of 10Kw (kilowatt) is opened；When coolant temperature reaches 5 DEG C, the heating of 8kw is opened
Power etc., is set according to practical application.
In this course, flowmeter, temperature sensor and pressure sensor acquire each in heat management test macro in real time
The working characteristics such as component flow, pressure, temperature, not only can be with the heat exchange amount in quantitative analysis radiator, intercooler, systematically
Influencing each other between each component is analyzed, while other component can be assessed in heat management test macro to fuel pile simulator
The influence of energy, thus the performance of overall evaluation system.
In one example, as shown in Figure 1, being wrapped on connecting line 9 in fuel cell heat management test macro between each component
It includes: the first flowmeter 10 on intercooler water inlet pipe, the second flowmeter 11 between water pump 4 and thermostat 3 on pipeline 9
And the third flowmeter 12 between radiating module 1 and thermostat 3 on pipeline 9, the first temperature on 1 outlet pipe of radiating module
Sensor 13 and first pressure sensor 23 are spent, the second temperature between radiating module 1 and third flowmeter 12 on pipeline 9 passes
Sensor 14 and second pressure sensor 24, the third between 3 systemic circulation water outlet of third flowmeter 12 and thermostat on pipeline 9
Temperature sensor 15 and third pressure sensor 25, between 3 water inlet of thermostat and second flowmeter 11 on pipeline 9 the 4th
Temperature sensor 16 and the 4th pressure sensor 26, the 5th pressure sensing between water pump 4 and second flowmeter 11 on pipeline 9
Device 27, the 6th pressure sensor 28 on 4 water inlet pipe of water pump, the 7th pressure sensing on 5 outlet pipe of deionizater
Device 29, the 5th temperature sensor 17 and the 8th pressure sensing between deionizater 5 and fuel pile simulator 6 on pipeline 9
Device 30, the 6th temperature sensor 18 and the 9th pressure sensor 31 on 6 water inlet pipe of fuel pile simulator are set to first
The 7th temperature sensor 19 and the tenth pressure sensor 32 between flowmeter 10 and intercooler on pipeline 9 are set to 7 He of intercooler
The 8th temperature sensor 20 and the 11st pressure sensor 33 on 8 pipelines 9 of ptc heater are set to ptc heater 8 and are discharged
The 9th temperature sensor 21 and the 12nd pressure sensor 34 on pipe；And the on 3 partial circulating outlet pipe of thermostat the tenth
Temperature sensor 22 and the 13rd pressure sensor 35.
During the work time, after fuel pile simulator 6 being adjusted to target operating condition, the function of pile simulator at this time is measured
Rate and efficiency；Coolant liquid in expansion tank 2 enters the fluid infusion of water pump 4, under the drive of the motor, water pump 4 by water supply pipe
Open, coolant liquid flow into heat management test macro, water pump 4 draw water front-end and back-end pressure respectively by the 6th pressure sensor 28
It is measured with the 5th pressure sensor 27, coolant rate is measured by second flowmeter 11 after water pump 4,11 front and back of second flowmeter
Pressure is measured by the 5th pressure sensor 27 and the 4th pressure sensor 26 respectively.After coolant liquid is entered thermostat 3, thermostat 3
According to the temperature of coolant liquid at this time, aperture is adjusted, controls flow (the corresponding 3 two-way outlet pipe of thermostat of coolant liquid large and small cycles
The circulation of formation, wherein systemic circulation is by thermostat 3, radiating module 1,4 institute of fuel pile simulator 6, deionizater 5 and water pump
Circuit formed, partial circulating is formed by the circuit where thermostat 3, fuel pile simulator 6, deionizater 5 and water pump 4).
If the systemic circulation that thermostat 3 controls coolant liquid is opened, the coolant rate of systemic circulation is flowed by third flowmeter 12
It measures, the pressure of 12 front and back of third flowmeter is measured by third pressure sensor 25 and second pressure sensor 24 respectively, section temperature
Pressure and temperature before device 3 is measured by the 4th pressure sensor 26 and the 4th temperature sensor 16 respectively, the pressure after thermostat 3
There are third pressure sensor 25 and third temperature sensor 15 to measure respectively with temperature.After coolant liquid enters radiating module 1, heat dissipation
Module 1 takes the heat that fuel pile simulator 6 generates in coolant liquid to air out of, by the temperature in fuel pile simulator 6
Optimum range is maintained, the coolant temperature and pressure of 1 front and back of radiating module are respectively by second temperature sensor 14, second pressure
Sensor 24, the first temperature sensor 13 and first pressure sensor 23 measure.Coolant liquid after radiating module 1 radiates enters combustion
After expecting pile simulator 6, into deionizater 5, the conductivity of coolant liquid is maintained in stable range, fuel pile simulation
The coolant temperature and pressure of 6 front and back of device are respectively by the 6th temperature sensor 18, the 9th pressure sensor 31, the 5th temperature sensing
Device 17 and the 8th pressure sensor 30 measure, and the pressure of 5 front and back of deionizater passes through the 8th pressure sensor 30 and the 7th pressure
Sensor 29 measures；Finally, being recycled again via water pump 4 into thermostat 3.It is corresponding, if the control cooling of thermostat 3
The partial circulating of liquid is opened, and coolant liquid is directly entered fuel pile simulator 6；Later, into deionizater 5, by the electricity of coolant liquid
Conductance maintains in stable range；It is recycled finally, being again introduced into thermostat 3 via water pump 4.
During systemic circulation and partial circulating, in the flat of 5 place branch of fuel pile simulator 6 and deionizater
Row branch road, coolant liquid are recycled after flowing through intercooler 7 and ptc heater 8 through entering thermostat 3 by water pump 4, intercooler 7
The temperature and pressure of its front and back coolant liquid is respectively by the 7th temperature sensor 19, the tenth pressure sensor 32, the 8th temperature sensing
Device 20 and the 11st pressure sensor 33 measure, and the temperature and pressure of its front and back coolant liquid of ptc heater 8 is respectively by the 8th temperature
Sensor 20, the 11st pressure sensor 33, the 9th temperature sensor 21 and the 12nd pressure sensor 34 measure.
In the fuel cell heat management testboard bay, the heat management test macro basic performance test bag that can carry out
Include: the heat management test macro experiment under the experiment of pile warming-up, pile maximum power, pile are under rated power for a long time
The performance detection examination of each component in the experiment of heat management test macro and system under the experiment of heat management test macro, specific operation
It tests, e.g., the experiment of the flow resistance of radiator, flow-lift experiment of water pump, the flow resistance experiment of thermostat, thermostat systemic circulation/small follow
Circumstance temperature degree open experiment, flowmeter flow resistance experiment, pile (fuel pile simulator) flow resistance experiment, deionizater go from
Sub- capacity experimental, the flow resistance experiment of deionizater, the flow resistance experiment of the Heating Experiment of ptc heater, ptc heater, intercooler
Liquid effluent resistance experiment and pipeline friction loss experiment.
Specifically, when carrying out the experiment of pile warming-up, in certain circumstances, fuel pile simulator is adjusted to a specific function
Rate, the out temperature of real-time measurement acquisition fuel pile simulator and other each parameters change with time, and work as fuel pile
The temperature of simulator water outlet coolant liquid reaches specific temperature, obtains warm-up period.
When heat management test macro under pile maximum power is tested, adjusting fuel pile simulator to maximum power,
After fuel pile simulator thermal balance (heat balance that the heat and radiating module that fuel pile simulator generates shed), i.e.,
The coolant temperature of fuel pile simulator water outlet no longer increases, in a small range fluctuation (such as within the scope of 0.5 DEG C wave
It is dynamic), the performance parameter of heat management test macro is measured, and whether reach according to the data evaluation heat management test macro that measurement obtains
To cooling requirements, and evaluate heat-sinking capability, system power dissipation.
When pile is in the heat management test macro experiment under rated power for a long time, fuel pile simulation is adjusted
Device is to rated power and long time running, after fuel pile simulator thermal balance, i.e. fuel pile simulator water outlet
Coolant temperature no longer increases, and fluctuates (such as fluctuating within the scope of 0.5 DEG C) in a small range, measures the property of heat management test macro
Can parameter, the data evaluation heat management test macro obtained according to measurement is under rated power whether reach heat dissipation and want for a long time
It asks, and evaluates heat-sinking capability, system power dissipation.
The utility model additionally provides a kind of fuel cell heat management monitoring system, including above-mentioned fuel cell heat management is surveyed
Test stand frame, further includes: data monitoring device, respectively in fuel cell heat management testboard bay flowmeter, pressure sensor,
Temperature sensor, the first variable-frequency motor and the electrical connection of the second variable-frequency motor, acquire flow, the flow velocity, pressure of each component coolant liquid
And temperature, and the revolving speed of acquisition the first variable-frequency motor and the second variable-frequency motor, realize the real time monitoring to each measurement data, storage
And analysis.
In the monitoring system, data monitoring device can be carried out the physical quantitys such as temperature, pressure, revolving speed, flow, flow velocity
High-precision real-time measurement, and measurement data is read by CAN data/address bus.Acquisition system software in the data monitoring device
Real time monitoring, data storage and data analysis use labview software programming, and all measurands are supervised in realization in real time
Control, and being reported automatically when exception occur in the physical quantitys such as revolving speed of the water temperature in fuel pile simulator, radiator fan and water pump
It is alert；Meanwhile automatically saving measurement data all in experimentation, and data are analyzed, realize heat management test system
The evaluation of the performance of each component and overall performance in system.
It should be noted that above-described embodiment can be freely combined as needed.The above is only the preferred of the utility model
Embodiment, it is noted that for those skilled in the art, before not departing from the utility model principle
It puts, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of fuel cell heat management testboard bay, which is characterized in that including rack ontology and be installed on the rack ontology
On fuel cell heat management test macro, include: in the fuel cell heat management test macro
Fuel pile simulator；
Expansion tank；
The radiating module that exhaust outlet is connect with expansion tank air inlet pipe, the water outlet and fuel pile simulator of the radiating module
Water inlet connection；
The water pump that fluid infusion is connect with expansion tank water outlet；
Water inlet is connect with pump outlet, big/partial circulating water outlet is simulated with radiating module water inlet and fuel pile respectively
The thermostat of device water inlet connection, wherein partial circulating water outlet is connect with fuel pile simulator water inlet, systemic circulation water outlet
It is connect with radiating module water inlet；
The deionizater that water inlet is connect with fuel pile simulator water outlet, water outlet and pump intake connect；
The intercooler that water inlet is connect with radiating module water outlet；And
The ptc heater that water inlet is connect with intercooler water outlet, water outlet and water pump fluid infusion connect；
Connecting line in the fuel cell heat management test macro between each component is equipped at least one flowmeter, at least one
A temperature sensor and at least one pressure sensor.
2. fuel cell heat management testboard bay as described in claim 1, which is characterized in that
The expansion tank is set to rack ontology highest point, and is parallel to institute by the exhaust pipe of the expansion tank and water supply pipe
State the branch where radiating module, thermostat and water pump.
3. fuel cell heat management testboard bay as claimed in claim 1 or 2, which is characterized in that
Two connecting nodes are included at least on connecting line in the fuel cell heat management test macro between each component,
In,
First connecting node is located at radiating module outlet pipe and fuel pile simulator water inlet pipe junction, and the intercooler
Water inlet pipe is connect at first connecting node with radiating module outlet pipe；
Second connecting node is located at deionizater outlet pipe and pump water inlet junction, and the outlet pipe of the ptc heater
It is connect at second connecting node with pump water inlet；
Branch between first connecting node and the second connecting node, where the fuel pile simulator and deionizater
The branch being parallel to where the intercooler and ptc heater.
4. fuel cell heat management testboard bay as claimed in claim 3, which is characterized in that
Include: on connecting line in the fuel cell heat management test macro between each component
It first flowmeter on intercooler water inlet pipe, the second flowmeter between water pump and thermostat on pipeline and is set to
Third flowmeter between radiating module and thermostat on pipeline.
5. fuel cell heat management testboard bay as claimed in claim 3, which is characterized in that
Include: on connecting line in the fuel cell heat management test macro between each component
The first temperature sensor on radiating module outlet pipe；
Second temperature sensor between radiating module and third flowmeter on pipeline；
Third temperature sensor between third flowmeter and thermostat on pipeline；
The 4th temperature sensor between thermostat water inlet and second flowmeter on pipeline；
The 5th temperature sensor between deionizater and fuel pile simulator on pipeline；
The 6th temperature sensor on fuel pile simulator water inlet pipe；
The 7th temperature sensor between first flowmeter and intercooler on pipeline；
The 8th temperature sensor between intercooler and ptc heater on pipeline；
The 9th temperature sensor on ptc heater outlet pipe；And
The tenth temperature sensor on thermostat partial circulating outlet pipe, the partial circulating are simulated by thermostat, fuel pile
Circuit where device, deionizater and water pump is formed.
6. fuel cell heat management testboard bay as claimed in claim 3, which is characterized in that
Include: on connecting line in the fuel cell heat management test macro between each component
First pressure sensor on radiating module outlet pipe；
Second pressure sensor between radiating module and third flowmeter on pipeline；
Third pressure sensor between third flowmeter and thermostat on pipeline；
The 4th pressure sensor between thermostat water inlet and second flowmeter on pipeline；
The 5th pressure sensor between water pump and second flowmeter on pipeline；
The 6th pressure sensor on pump water inlet；
The 7th pressure sensor on deionizater outlet pipe；
The 8th pressure sensor between deionizater and fuel pile simulator on pipeline；
The 9th pressure sensor on fuel pile simulator water inlet pipe；
The tenth pressure sensor between first flowmeter and intercooler on pipeline；
The 11st pressure sensor between intercooler and ptc heater on pipeline；
The 12nd pressure sensor on ptc heater outlet pipe；And
The 13rd pressure sensor on thermostat partial circulating outlet pipe, the partial circulating is by thermostat, fuel pile mould
Circuit where quasi- device, deionizater and water pump is formed.
7. the fuel cell heat management testboard bay as described in claims 1 or 2 or 4 or 5 or 6, which is characterized in that the heat dissipation
It include radiator, radiator fan, wind scooper and controller of fan in module, wherein wind scooper is set to the radiator fan table
Face, the radiator fan are electrically connected with the controller of fan.
8. fuel cell heat management testboard bay as claimed in claim 7, which is characterized in that the fuel cell heat management is surveyed
For being also equipped with the first variable-frequency motor being electrically connected with radiator fan in test system and being electrically connected with first variable-frequency motor
One electric machine controller.
9. fuel cell heat management testboard bay as claimed in claim 8, which is characterized in that the fuel cell heat management is surveyed
The second electricity for being also equipped with the second variable-frequency motor being electrically connected with water pump in test system and being electrically connected with second variable-frequency motor
Machine controller.
10. a kind of fuel cell heat management monitoring system, which is characterized in that include such as claim 9 institute in the monitoring system
The fuel cell heat management testboard bay stated, further include respectively in the fuel cell heat management testboard bay flowmeter,
Pressure sensor, temperature sensor, the first variable-frequency motor and the data monitoring device of the second variable-frequency motor electrical connection.
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| CN201920283151.0U CN209311114U (en) | 2019-03-06 | 2019-03-06 | Fuel cell heat management testboard bay and fuel cell heat management monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738223A (en) * | 2019-03-06 | 2019-05-10 | 上海燃料电池汽车动力系统有限公司 | Fuel cell heat management testboard bay and fuel cell heat management monitoring system |
| CN111929087A (en) * | 2020-07-27 | 2020-11-13 | 湖北雷迪特冷却系统股份有限公司 | Multifunctional performance test bench for power battery thermal management system |
-
2019
- 2019-03-06 CN CN201920283151.0U patent/CN209311114U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738223A (en) * | 2019-03-06 | 2019-05-10 | 上海燃料电池汽车动力系统有限公司 | Fuel cell heat management testboard bay and fuel cell heat management monitoring system |
| CN111929087A (en) * | 2020-07-27 | 2020-11-13 | 湖北雷迪特冷却系统股份有限公司 | Multifunctional performance test bench for power battery thermal management system |
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