CN101587962A - Proton exchanging film fuel battery cooling system - Google Patents
Proton exchanging film fuel battery cooling system Download PDFInfo
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- CN101587962A CN101587962A CNA2009100537449A CN200910053744A CN101587962A CN 101587962 A CN101587962 A CN 101587962A CN A2009100537449 A CNA2009100537449 A CN A2009100537449A CN 200910053744 A CN200910053744 A CN 200910053744A CN 101587962 A CN101587962 A CN 101587962A
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention, which belongs to the field of fuel cell technique, provides a proton exchanging film fuel battery cooling system, including: a sensing mechanism, a control module, an executing mechanism and a cooling mechanism, wherein: an output end of the sensing mechanism and an input end of the control module are connected for transmitting sensing signals; an output end of the control module and an input end of the executing mechanism are connected; an output end of the executing mechanism and an input end of the cooling mechanism are connected; an output end of the cooling mechanism and an input end of the sensing mechanism are connected. The invention can control the temperature error in the range of plus or minus 0.1 DEG C., and finish stable control of temperature within a time at a millisecond level, and the system response speed reaches millisecond level.
Description
Technical field
What the present invention relates to is the device in a kind of fuel cell technology field, specifically is a kind of proton exchanging film fuel battery cooling system.
Background technology
In fuel cell field, no matter powerful fuel pile is at home or other developed countries at present, all also is in laboratory stage basically, and for lower-powered pile, the cooling of pile generally is to adopt air-cooledly, and air-cooled cost is low, and volume is little.But for powerful pile,, air-cooledly just become impossiblely basically, therefore, become our necessary choice with coolant cools particularly at the pile of tens kilowatts or even up to a hundred kilowatts.More common way is to add cooling device in circulating coolant at present, we also are difficult to this cooling device just in time is controlled at that temperature that pile coolant entrance place just in time needs, therefore, common way is that circulating coolant is cooled to lower temperature, at the coolant entrance place of pile cooling agent is heated to suitable temperature again.But the coolant temperature that enters pile is not low more good more, and the too low meeting of temperature has a negative impact to the performance of pile, also can waste a lot of unnecessary energy consumptions.In addition, these methods do not have portability basically, and different piles often needs to design different cooling systems.
Find through retrieval prior art, Japanese Patent No. JP (A) 2000-208157 has put down in writing a kind of " FUEL CELL COOLING SYSTEM AND METHOD FOR CONTROLLING CIRCULATION OFCOOLING LIQUID IN FUEL CELL " (method of the circulation of cooling fluid in fuel battery cooling system and the control fuel cell), this technology has Main Coolant path and the secondary coolant channel that is independent of outside the Main Coolant, the Main Coolant path is used for the cooled fuel cell group, secondary cooling agent is used to make the cooling Ji cooling in the coolant container, by being arranged on the ion filter circulation in the secondary cooling Ji path, to remove the ion in the cooling Ji;
Find by retrieval again, Chinese patent application numbers 200480018410.3, Granted publication CN100362686C, put down in writing a kind of " method of the circulation of cooling fluid in fuel battery cooling system and the control fuel cell ", what coolant temperature control was adopted in this technology is the cooling segment cooling fluid, with cooled cooling fluid of part and original cooling liquid-phase mixing, obtain the cooling fluid of new fuel battery then.
Above-mentioned prior art all is difficult to the inlet coolant temperature of fuel stack is adjusted in the desired temperatures scope fast, returns the state of expectation because such structure also is difficult to guarantee control system very fast adjustment when being subjected to an external impact.Cause the final refrigeration cooling effect of above-mentioned prior art not satisfy the demand.
Summary of the invention
The present invention is directed to the prior art above shortcomings, a kind of proton exchanging film fuel battery cooling system be provided, temperature amplitude can be controlled at ± 0.1 ℃ of scope in, finish the stable control of temperature in the time with Millisecond, response speed reaches Millisecond.
The present invention is achieved by the following technical solutions, the present invention includes: sensing mechanism, control module, actuator and cooling body, wherein: the output of sensing mechanism is connected with the transmission sensing signal with the input of control module, the output of control module is connected with the input of actuator, the output of actuator is connected with the input of cooling body, and the output of cooling body is connected with the input of sensing mechanism; Control module reads the temperature signal of sensing mechanism by the bus access sensing mechanism, judges whether temperature signal reports to the police and halt system operation and standby processing; That further read sensing mechanism and the temperature signal actuator transducer and the currency of flow signal, control module obtains decision-making output according to output decision matrix and currency, adjusts cooling body coolant rate and temperature.
Described sensing mechanism comprises: first temperature sensor, second temperature sensor, angular displacement sensor, flow sensor and motor speed sensor, wherein: first temperature sensor is positioned at the interface of the cooling fluid inlet of fuel battery, second temperature sensor is positioned at the cooling liquid outlet interface of fuel battery, angular displacement sensor is positioned at cooling body, flow sensor is series at the cooling liquid outlet of fuel battery and exports the tank for coolant of cooling body to, motor speed sensor is positioned at the output of actuator, first temperature sensor, second temperature sensor, angular displacement sensor, the output of flow sensor and motor speed sensor is connected with the input of control module with the output transducing signal.
Described control module comprises: data acquisition unit, communication unit, decision package and output unit, wherein: the input of data acquisition unit is connected with the transmission sensing signal with the output of sensing mechanism, the input of communication unit and output are connected the input of the output of data acquisition unit and decision package respectively with the transmission sensing signal, data acquisition unit is connected with the transmission pulse signal with decision package in addition, communication unit is connected with the input of output unit with output decision-making data, and the output of output unit is connected to actuator.
Described data acquisition unit comprises: gather first data acquisition unit of analog signal and second data acquisition unit of acquisition pulse signal, wherein: the output of first data acquisition unit is connected with communication unit with the transmission sensing signal, and the output of second data acquisition unit is connected with the transmission pulse signal with decision package.
Described communication unit comprises: serial converter and universal serial bus, wherein: an end of serial converter connects decision package, and the other end of serial converter is connected to universal serial bus, and universal serial bus is connected with actuator with sensing mechanism respectively.
Described serial converter is the serial converter that RS232 changes RS485;
Described universal serial bus is meant the universal serial bus of band function of shielding;
Described decision package receives transducing signal and according to output decision matrix R output decision-making data, wherein: output decision matrix R is:
Described output unit comprises: first output unit and second output unit, wherein the input of first output unit connects three phase mains, the output of first output unit is connected to the input of actuator, the control end of first output unit is connected to the universal serial bus of communication unit, the control end of second output unit is connected to the universal serial bus of communication unit, and the output of second output unit is connected to the input of actuator.
Described actuator comprises: first motor, second motor, first electromagnetically operated valve and second electromagnetically operated valve, wherein: the power input of first motor is docked and be connected to the normally opened contact of second electromagnetically operated valve and normally-closed contact intersection, the common port of second electromagnetically operated valve is connected to the normally opened contact of first electromagnetically operated valve, the common port of first electromagnetically operated valve is connected to the positive pole and the negative pole of power supply respectively, the control end of first electromagnetically operated valve and second electromagnetically operated valve is connected to the output of open collector output precision, and second motor is connected to the output of frequency converter.
Described output decision-making data comprise: the on off state of the on off state of first electromagnetically operated valve, second electromagnetically operated valve, the opening time of second electromagnetically operated valve and the frequency values of frequency converter.
Described cooling body comprises: radiator, tank for coolant, hydraulic pump and three-way valve, wherein: the ingress interface of tank for coolant is connected with the port of export of flow sensor, the discharge coupling of tank for coolant is connected to the ingress interface place of hydraulic pump by pipeline, one end of the discharge coupling difference Parallet three-way valve valve of hydraulic pump and the input of radiator, the output of radiator is connected to the other end of three-way valve, and the output of three-way valve is connected to the cooling fluid ingress interface place of fuel battery.
The present invention works in the following manner
Pass through the bus access sensing mechanism by decision package after the first step, the system start-up, the temperature signal that reads second temperature sensor is designated as T7;
Second step, judge that T7 is whether greater than the secondary alarming value:
1) when T7＞secondary alarming value, illustrative system is in abnormal operating condition, and halt system operation and standby are handled.
2) when T7≤secondary alarming value, whether then further judge T7 greater than the one-level alarming value,
3) when T7＞one-level alarming value, lighting system one-level alarm lamp and the temperature signal that reads first temperature sensor are designated as T6;
4) when T7≤one-level alarming value, the temperature signal that then reads first temperature sensor is designated as T6;
In the 3rd step, the scope of judging whether T7-T6 falls into [T0, T1], wherein T0 is the minimum value that T7-T6 allows, and T1 is the maximum of T7-T6 permission;
1) when T7-T6＞T1 or T7-T6＜T0, show coolant rate (perhaps bigger than normal) less than normal, the flow signal of reading flow quantity sensor and the motor speed signal of motor speed sensor, currency is sent into decision package, decision package obtains decision-making output according to output decision matrix and currency, adjust the frequency values of frequency converter, thereby increase (perhaps reducing) coolant rate.And then turn back to the first step;
2) when T0≤T7-T6≤T1, directly entered for the 4th step
In the 4th step, the scope of judging whether T6 falls into [T60, T61], wherein: T60 is the minimum value that the cooling fluid inlet temperature requires, and T61 is the maximum of cooling fluid inlet temperature requirement;
1) when T6＞T61 or T6＜T60, show that the cooling fluid inlet temperature is too high or too low, read the currency of angular displacement sensor, currency is sent into decision package, decision package obtains decision-making output according to output decision matrix and currency, transfer the opening angle of three-way valve, thus the temperature of reduction or rising cooling fluid inlet.And then turn back to the first step.
2) when T60≤T6≤T61, directly return the first step.
The present invention can be controlled at temperature amplitude ± 0.1 ℃ of scope in, finish the stable control of temperature in the time with Millisecond, response speed reaches Millisecond.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is an embodiment cooling body schematic diagram;
Fig. 3 is an embodiment control module connection diagram;
Fig. 4 is the embodiment workflow diagram.
Embodiment
Below embodiments of the invention are elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed execution mode and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
In the present embodiment, use QQ DAQ 7017 and PCI9221 card respectively as first data acquisition unit 12 and second data acquisition unit 11, frequency converter and QQ DAQ 7042 open collector output precisions are respectively as first output unit 18 with as second output unit 13, K1 electromagnetically operated valve 16 is as first electromagnetically operated valve, and K2 electromagnetically operated valve 17 is as second electromagnetically operated valve.
As shown in Figure 1, present embodiment comprises: sensing mechanism 1, cooling body 2, control module 3 and actuator 4, wherein: the output of sensing mechanism 1 is connected with the transmission sensing signal with the input of control module 3, the output of control module 3 is connected with the input of actuator 4, the output of actuator 4 is connected with the input of cooling body 2, and the output of cooling body 2 is connected with the input of sensing mechanism 1.The cooling fluid gateway of cooling body 2 is connected with the cooling fluid inlet/outlet of fuel battery 5 respectively.Control module 3 reads the temperature signal of sensing mechanism 1 by bus access sensing mechanism 1, judges whether temperature signal reports to the police and halt system operation and standby processing; Control module 3 currency with the temperature signal actuator transducer that further read sensing mechanism 1, control module 3 obtains decision-making output according to output decision matrix and currency, adjusts cooling body 2 coolant rates and temperature.
As shown in figures 1 and 3, described sensing mechanism 1 comprises: flow sensor 6, motor speed sensor 7, first temperature sensor 8, second temperature sensor 9 and angular displacement sensor 10, wherein: first temperature sensor 8 is positioned at the interface of the cooling fluid inlet of fuel battery 5, second temperature sensor 9 is positioned at the cooling liquid outlet interface of fuel battery 5, angular displacement sensor 10 is positioned at the three-way valve 21 of cooling body 2, flow sensor 6 is series at the cooling liquid outlet of fuel battery 5 and exports the tank for coolant 23 of cooling body 2 to, motor speed sensor 7 is positioned at the power source of hydraulic pump 22, promptly second motor 19 the axle on, first temperature sensor 6, second temperature sensor 7, angular displacement sensor 8, the output of flow sensor 9 and motor speed sensor 10 is connected with the input of control module 3 with the output transducing signal.
Described transducing signal comprises: temperature signal, flow signal, angular displacement signal and tach signal.
Described first temperature sensor 8 and second temperature sensor 9 are measured the cooling fluid inlet temperature and the cooling liquid outlet temperature of fuel battery 5 respectively, and this transducer range is 100 degrees centigrade, and output signal is 4～20mA, corresponding 0 ℃～100 ℃.First temperature sensor 8 and second temperature sensor, 9 difference output temperature signals are to control module 3.
Described angular displacement sensor 10 is positioned at the three-way valve 21 of cooling body 2, is used to detect the current location of three-way valve 21.This transducer is that this current output sensor is 4～20mA not with the current mode simulation output transducer of demonstration, and the corresponding angles displacement is-60 °～+ 60 °.Angular displacement sensor 10 angle displacement signals are to control module 3.
Described flow sensor 6 is series at the cooling liquid outlet of fuel battery 5 and exports the cooling fluid input of cooling body 2 to.This flow is counted numeral and is shown current mode simulation output flow meter, and the output current of this flowmeter is 4～20mA, and corresponding flow is 0L/min～100L/min.Flow sensor 6 output flow signals are to control module 3.
Described motor speed sensor 7 is positioned at the power source of hydraulic pump, promptly on the axle of second motor 19.600 pulses of each cycle output of this transducer, pulse amplitude is 3.3V, duty ratio is 50%; Motor speed sensor 7 output speed signals are to decision package 15.
As depicted in figs. 1 and 2, described cooling body 2 comprises: radiator 24, tank for coolant 23, hydraulic pump 22 and three-way valve 21, wherein: the ingress interface of tank for coolant 23 is connected with the port of export of flow sensor 6, the discharge coupling of tank for coolant 23 is connected to the ingress interface place of hydraulic pump 22 by pipeline, one end of the discharge coupling difference Parallet three-way valve valve 21 of hydraulic pump 22 and the input of radiator 24, the output of radiator 24 is connected to the other end of three-way valve 21, and the output of three-way valve 21 is connected to the cooling fluid ingress interface place of fuel battery 5.
The valve opening scope of described three-way valve 21 is 0 °～90 °, just can regulate the ratio of the cooling fluid that comes from two inputs by the opening angle of actuator's adjusting three-way valve 21.Thereby the temperature of the cooling fluid of fuel metering battery pack 5 inlet.
As shown in figures 1 and 3, described control module 3 comprises: data acquisition unit 25, communication unit 31, decision package 15 and output unit 28.Wherein: the input of data acquisition unit 25 is connected with the transmission sensing signal with the output of sensing mechanism 1, the input of communication unit 31 and output are connected the input of the output of data acquisition unit 25 and decision package 15 respectively with the transmission sensing signal, communication unit 31 is connected with the transmission pulse signal with decision package 15 in addition, communication unit 31 is connected with the input of output unit 28, and the output of output unit 28 is connected to actuator 4.
Described data acquisition unit 25 comprises: first data acquisition unit 12 of gathering 4～20mA current signal, it is second data acquisition unit 11 of QQ DAQ-7017 and acquisition pulse signal, be PCI9221, wherein: first data acquisition unit 12 is 8 tunnels analogy amount data acquisition units, decision package 15 is delivered to the transducing signal that collects in this unit, second data acquisition unit 11, be that PCI9221 is the unit of acquisition pulse signal, decision package 15 is directly delivered to the pulsewidth (being the cycle of pulse) of the pulse signal that collects in this unit.
Described communication unit 31 comprises universal serial bus 14 and serial converter 30.An end of 232 of 232 ports of the output of decision package 15---PC and serial converter 30 is connected, and an end of 485 of serial converter 30 is connected with universal serial bus 14.The communication ends of data acquisition unit 12, sensing mechanism 13 and frequency converter 18 is connected on the universal serial bus 14.The serial bus communication mode has here guaranteed the extensibility of system, and each equipment is provided with a unique address, and (address can hang 256 equipment at most from 00～FF) on universal serial bus.Decision package 15 conducts interviews to these equipment by the address.
Described decision package 15 is according to output decision matrix R, with first temperature sensor 8 of data acquisition unit 25 inputs and the temperature signal of second temperature sensor 9, current three-way valve 21 position datas, the pulse width data of motor speed sensor 7, the data on flows of flow sensor 6 and first temperature sensor, 8 data that obtain indirectly and second temperature sensor, 9 data poor, expectation three-way valve 21 position signallings constitute a 7 degree of freedom vector together and determine output decision-making data jointly with the output decision matrix, and decision package 15 will be exported the decision-making data and export output module 28 to by communication module 31.
Described output decision-making data comprise: the frequency values of the on off state of the on off state of first electromagnetically operated valve 16, second electromagnetically operated valve 17, the opening time of second electromagnetically operated valve 17 and frequency converter 18.
Described expectation three-way valve 21 position signallings obtain in the following way: concern just like minor function between the opening angle y of cooling fluid inlet temperature x of expectation (performance requirement of fuel cell stack and decide) and three-way valve 21:
Described output decision matrix R is:
Described output unit 28 comprises: first output unit 18 and second output unit, 13, the first output units 18 are the frequency converter output unit, and second output unit 13 is 13 tunnel isolation open collector output units.Frequency converter output unit and open collector output precision 13 are used for the operating state of control executing mechanism.
As shown in Figure 3, described actuator 4 comprises: first motor 20, second motor 19, first electromagnetically operated valve 16 and second electromagnetically operated valve 17, wherein: the intersection butt joint earlier of the normally opened contact of second electromagnetically operated valve 17 and normally-closed contact, be connected to the power input of first motor 20 then, the common port of second electromagnetically operated valve 17 is connected to the normally opened contact of first electromagnetically operated valve 16, the common port of first electromagnetically operated valve 16 connects the both positive and negative polarity of 24V power supply, the control end of first electromagnetically operated valve 16 and second electromagnetically operated valve 17 is connected to control module 3 with transmission output decision-making data, second motor 19 is connected to the output of first output unit 18, the input of first output unit 18 connects three phase mains, and the control end of first output unit 18 is connected on the universal serial bus 14 of control module 3.
But described first motor 20 is the 24V direct current machine of rotating, and this motor is as the power set of the three-way valve 21 of cooling body 2.
Described second motor 19 is the variable-frequency speed-regualting triphase motor, and this motor is as the power set of the hydraulic pump 22 of cooling body 2.
As shown in Figure 4, present embodiment carries out the work operation in the following manner:
Visit sensing mechanisms 25 by decision package 15 by universal serial bus 14 after the first step, the system start-up, the temperature signal that reads second temperature sensor 9 is designated as T7;
Second step, judge that T7 is whether greater than the secondary alarming value:
1) when T7＞secondary alarming value, illustrative system is in abnormal operating condition, and halt system operation and standby are handled.
2) when T7≤secondary alarming value, whether then further judge T7 greater than the one-level alarming value,
3) when T7＞one-level alarming value, lighting system one-level alarm lamp and the temperature signal that reads first temperature sensor 8 are designated as T6;
4) when T7≤one-level alarming value, the temperature signal that then reads first temperature sensor 8 is designated as T6;
In the 3rd step, the scope of judging whether T7-T6 falls into [T0, T1], wherein T0 is the minimum value that T7-T6 allows, T1 be the T7-T6 permission maximum (T0=5 of present embodiment, T1=7);
1) as T7-T6＞T1 (perhaps during T7-T6＜T0), show coolant rate (perhaps bigger than normal) less than normal, the tach signal of the flow signal of reading flow quantity sensor 6 and motor speed sensor 7, currency is sent into decision package 15, decision package 15 obtains decision-making output according to output decision matrix and currency, adjust the frequency values of first output unit 18, thereby increase (perhaps reducing) coolant rate.And then turn back to the first step
2) when T0≤T7-T6≤T1, directly entered for the 4th step
In the 4th step, the scope of judging whether T6 falls into [T60, T61], wherein T60 is the minimum value that the cooling fluid inlet temperature requires, and T61 is the maximum of cooling fluid inlet temperature requirement; (T60=55 of present embodiment, T61=57);
1) as T6＞T61 (perhaps during T6＜T60), show cooling fluid inlet temperature too high (perhaps low excessively), read the current angular displacement signal of angular displacement sensor 10 and send into decision package 15, decision package 15 obtains decision-making output according to output decision matrix and currency, transfer the opening angle of three-way valve 21, thereby reduce the temperature of (perhaps raising) cooling inlet.And then turn back to the first step.
2) when T60≤T6≤T61, directly return the first step.
In control to three-way valve 21, controlled volume, the opening angle that is valve arrives between the standard regions of [3 ,+3] by linear transformation, and step-length gets 0.01, be about to [3, + 3] these interval 600 five equilibriums, every little step is 0.15 degree corresponding to the three-way valve corner, if 0 when spending, cooling fluid is all come second end of three-way valve, and the cooling fluid of second end is cooled to normal temperature 25 degree.90 when spending, and cooling fluid all comes from first end of three-way valve 21, and the first end coolant temperature is about about temperature 65 degree at cooling liquid outlet place.Like this, to 21 adjustings of whenever doing a small step of triple valve, coolant temperature changes and to be not more than (65-25) ÷ 600=0.067 degree, so, the control precision height of present embodiment, temperature error can be controlled at ± 0.1 ℃ of scope in.
For the control of frequency converter 18, the frequency-tuning range of frequency converter 18 is 0～60Hz, is 0～100L/min corresponding to flow, that is, the change amount of whenever making a step amount of restriction is 1.67L/min
Control for first motor among Fig. 3: computer is controlled " just changeing ", " counter-rotating " and " stopping " three states of first motor 20 by the output of the double switch amount of second output unit 13 (QQ DAQ 7042).The disconnection of K1 is with closed in the first via switching value control chart 1, and when being output as " 1 ", the K1 closure can be regulated three-way valve at this moment.Be output as " 0 ", can not regulate this moment to three-way valve 21.First motor 20 is in the state of " stopping ".The output of the second way switch amount is used to control " just changeing " and " counter-rotating " of first motor 20.During output " 0 ", first motor " just changes " among Fig. 4, during output " 1 ", and first motor 20 " counter-rotating " among Fig. 4.Sum up, can obtain the relation of first motor, 20 states among two switching value outputs and Fig. 4: " 00 ", promptly " stop "; Promptly " stop " " 01 "; Promptly " just change " " 10 "; " 11 ", i.e. " counter-rotating ".
For second motor among Fig. 3, use frequency converter that it is carried out speed governing.For the control of frequency converter, computer will be directly according to the decision-making frequency values, and according to the form of frequency converter receive frequency, promptly the form of " first symbol+address+frequency values+check code+end mark " by universal serial bus 14, sends to first output unit 18.
Present embodiment can be controlled at temperature amplitude ± 0.1 ℃ of scope in, finish the stable control of temperature in the time with Millisecond, response speed reaches Millisecond.
Claims (9)
1, a kind of proton exchanging film fuel battery cooling system, it is characterized in that, comprise: sensing mechanism, control module, actuator and cooling body, wherein: the output of sensing mechanism is connected with the transmission sensing signal with the input of control module, the output of control module is connected with the input of actuator, the output of actuator is connected with the input of cooling body, and the output of cooling body is connected with the input of sensing mechanism; Control module is by the bus access sensing mechanism, read the temperature signal of sensing mechanism, judge whether temperature signal reports to the police and halt system operation and standby processing, that further read sensing mechanism and the temperature signal actuator transducer and the currency of flow signal, control module obtains decision-making output according to output decision matrix and currency, adjusts cooling body coolant rate and temperature.
2, proton exchanging film fuel battery cooling system according to claim 1, it is characterized in that, described sensing mechanism comprises: first temperature sensor, second temperature sensor, angular displacement sensor, flow sensor and motor speed sensor, wherein: first temperature sensor is positioned at the interface of the cooling fluid inlet of fuel battery, second temperature sensor is positioned at the cooling liquid outlet interface of fuel battery, angular displacement sensor is positioned at cooling body, flow sensor is series at the cooling liquid outlet of fuel battery and exports the tank for coolant of cooling body to, motor speed sensor is positioned at the output of actuator, first temperature sensor, second temperature sensor, angular displacement sensor, the output of flow sensor and motor speed sensor is connected with the input of control module with the output transducing signal.
3, proton exchanging film fuel battery cooling system according to claim 1, it is characterized in that, described control module comprises: data acquisition unit, communication unit, decision package and output unit, wherein: the input of data acquisition unit is connected with the transmission sensing signal with the output of sensing mechanism, the input of communication unit and output are connected the input of the output of data acquisition unit and decision package respectively with the transmission sensing signal, data acquisition unit is connected with the transmission pulse signal with decision package in addition, communication unit is connected with the input of output unit with output decision-making data, and the output of output unit is connected to actuator.
4, proton exchanging film fuel battery cooling system according to claim 3, it is characterized in that, described data acquisition unit comprises: gather first data acquisition unit of analog signal and second data acquisition unit of acquisition pulse signal, wherein: the output of first data acquisition unit is connected with communication unit with the transmission sensing signal, and the output of second data acquisition unit is connected with the transmission pulse signal with decision package.
5, proton exchanging film fuel battery cooling system according to claim 3, it is characterized in that, described communication unit comprises: serial converter and universal serial bus, wherein: an end of serial converter connects decision package, the other end of serial converter is connected to universal serial bus, and universal serial bus is connected with actuator with sensing mechanism respectively.
6, proton exchanging film fuel battery cooling system according to claim 3 is characterized in that, described decision package receives transducing signal and according to output decision matrix R output decision-making data, wherein: output decision matrix R is:
7, proton exchanging film fuel battery cooling system according to claim 3, it is characterized in that, described output unit comprises: first output unit and second output unit, wherein the input of first output unit connects three phase mains, the output of first output unit is connected to the input of actuator, the control end of first output unit is connected to the universal serial bus of communication unit, the control end of second output unit is connected to the universal serial bus of communication unit, and the output of second output unit is connected to the input of actuator.
8, proton exchanging film fuel battery cooling system according to claim 1, it is characterized in that, described actuator comprises: first motor, second motor, first electromagnetically operated valve and second electromagnetically operated valve, wherein: the power input of first motor is docked and be connected to the normally opened contact of second electromagnetically operated valve and normally-closed contact intersection, the common port of second electromagnetically operated valve is connected to the normally opened contact of first electromagnetically operated valve, the common port of first electromagnetically operated valve is connected to the positive pole and the negative pole of power supply respectively, the control end of first electromagnetically operated valve and second electromagnetically operated valve is connected to the output of open collector output precision, and second motor is connected to the output of frequency converter.
9, proton exchanging film fuel battery cooling system according to claim 1, it is characterized in that, described cooling body comprises: radiator, tank for coolant, hydraulic pump and three-way valve, wherein: the ingress interface of tank for coolant is connected with the port of export of flow sensor, the discharge coupling of tank for coolant is connected to the ingress interface place of hydraulic pump by pipeline, one end of the discharge coupling difference Parallet three-way valve valve of hydraulic pump and the input of radiator, the output of radiator is connected to the other end of three-way valve, and the output of three-way valve is connected to the cooling fluid ingress interface place of fuel battery.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916124A (en) * | 2010-08-19 | 2010-12-15 | 中国航空工业第六一八研究所 | Isolating and temperature control device for proton exchange process |
| CN102024966A (en) * | 2010-11-29 | 2011-04-20 | 新源动力股份有限公司 | System and method for controlling water draining on hydrogen side of fuel cell stack |
| CN104733757A (en) * | 2014-12-24 | 2015-06-24 | 同济大学 | Rapid prototyping device for automobile fuel cell cooling auxiliary system |
| CN105680116A (en) * | 2016-04-21 | 2016-06-15 | 东软集团股份有限公司 | Liquid cooling system for power battery and temperature balancing method |
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2009
- 2009-06-25 CN CN2009100537449A patent/CN101587962B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101916124A (en) * | 2010-08-19 | 2010-12-15 | 中国航空工业第六一八研究所 | Isolating and temperature control device for proton exchange process |
| CN102024966A (en) * | 2010-11-29 | 2011-04-20 | 新源动力股份有限公司 | System and method for controlling water draining on hydrogen side of fuel cell stack |
| CN102024966B (en) * | 2010-11-29 | 2012-11-28 | 新源动力股份有限公司 | System and method for controlling water draining on hydrogen side of fuel cell stack |
| CN104733757A (en) * | 2014-12-24 | 2015-06-24 | 同济大学 | Rapid prototyping device for automobile fuel cell cooling auxiliary system |
| CN104733757B (en) * | 2014-12-24 | 2017-05-17 | 同济大学 | Rapid prototyping device for automobile fuel cell cooling auxiliary system |
| CN105680116A (en) * | 2016-04-21 | 2016-06-15 | 东软集团股份有限公司 | Liquid cooling system for power battery and temperature balancing method |
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| Publication number | Publication date |
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| CN101587962B (en) | 2011-05-04 |
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