CN107708380B - Charger and its core controller, heat exchange control method - Google Patents
Charger and its core controller, heat exchange control method Download PDFInfo
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- CN107708380B CN107708380B CN201710890544.3A CN201710890544A CN107708380B CN 107708380 B CN107708380 B CN 107708380B CN 201710890544 A CN201710890544 A CN 201710890544A CN 107708380 B CN107708380 B CN 107708380B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20945—Thermal management, e.g. inverter temperature control
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/202—Air circulating in closed loop within enclosure wherein heat is removed through heat-exchangers
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention relates to a kind of chargers and its core controller, heat exchange control method, charger in the charge state, to follow the steps below: step S10. judges whether the communication between core controller and heat exchange controller is interrupted, if it is not, thening follow the steps S20；If so, thening follow the steps S30；Step S20. core controller is according to the first temperature value at the gross output value and power module air intake vent of multiple power modules in charger cabinet, determine the rotating speed of target value of inner blower and outer blower, and rotating speed of target value is sent to heat exchange controller, to adjust the revolving speed of inner blower and outer blower；Step S30. heat exchange controller determines the rotating speed of target value of inner blower and outer blower according to the second temperature value at power module air outlet, and the revolving speed of inner blower and outer blower is adjusted according to rotating speed of target value.Implement technical solution of the present invention, improves charging reliability, and fan energy consumption is smaller.
Description
Technical field
The present invention relates to electric vehicle charging field more particularly to a kind of chargers and its core controller, heat exchange control
Method processed.
Background technique
It is to use that AC blower fan can not be adjusted the speed as the cooling fan of charger, and be in existing charger
Centrifugal blower.The blower is controlled by core controller according to the temperature in charger, and wherein temp probe is arranged in power
The air outlet of module.The starting blower operating when temperature is more than the setting upper limit, stopping when temperature drops to setting lower limit or less
Blower operating.However, the thermal accumlation of power module air outlet needs certain time, when power module air outlet temperature also not
Reach the setting upper limit, when blower not yet starts running, inside power module may overheating protection, so that it is defeated to start drop volume
Out.Even cause following situation: power module starts the starting of a period of time rear fan, and thermal accumlation is led without radiating condition
Power module is caused in order to protect itself and drops volume output；Calorific value is reduced after the output of drop volume, and temperature decline, blower shuts down；
Since temperature declines, power module improves output power again, but overheating protection again quickly, so after oscillation repeatedly, to being
System generates greatly burden.
In conclusion there are the following problems for the prior art:
(1) cooling fan is controlled according to the temperature in cabinet, if the temperature inside power module is very high, outside module
The temperature in portion does not rise also, and not up to opens the condition of cooling fan, so will cause charging failure；
(2) blower full gear when radiating requirements are little operates, and energy consumption is high, and influences the service life；
In addition, for charger in not running, inside is also easy to produce condensation if the ambient temperature of charger is lower, moreover,
Performance can decline or even can not work the part of devices of charger at low ambient temperatures, cause the reliability decrease of charger.
Summary of the invention
The technical problem to be solved in the present invention is that easily causing charging failure, fan energy consumption for the above-mentioned of the prior art
Big defect provides a kind of charger and its core controller, heat exchange control method, improves charging reliability, and blower
Energy consumption is smaller.
The technical solution adopted by the present invention to solve the technical problems is: constructing a kind of heat exchange controlling party of charger
Method, heat exchanger include heat exchange controller, the inner blower of interior circulation air path are arranged in and the exogenous wind of outer circulating air duct is arranged in
Machine,
Charger in the charge state, follows the steps below:
Step S10. judges whether the communication between core controller and heat exchange controller is interrupted, if it is not, then executing step
Rapid S20；If so, thening follow the steps S30；
Step S20. core controller is according to the gross output value and power mould of multiple power modules in charger cabinet
The first temperature value at block air intake vent determines the rotating speed of target value of the inner blower and the outer blower, and the target is turned
Fast value is sent to heat exchange controller, to adjust the revolving speed of the inner blower and the outer blower；
Step S30. heat exchange controller according to the second temperature value at power module air outlet, determine the inner blower and
The rotating speed of target value of the outer blower, and adjust according to the rotating speed of target value revolving speed of the inner blower and the outer blower.
Preferably, the step S20 includes:
Step S201. obtains the gross output value of multiple power modules in charger cabinet in real time, and according to described total
Output power value determines the first tachometer value of the inner blower and the outer blower, moreover, first tachometer value and described total
Output power value is positively correlated；
Step S202. obtains the first temperature value in charger cabinet at power module air intake vent in real time, and according to described
First temperature value determines the revolving speed gain of the inner blower and the outer blower；
Step S203. determines the inner blower and the outer blower according to first tachometer value and the revolving speed gain
Rotating speed of target value；
The rotating speed of target value is sent to heat exchange controller by step S204., to adjust the inner blower and described outer
The revolving speed of blower.
Preferably, in the step S201, the first revolving speed of the inner blower and the outer blower is calculated according to formula 1
Value:
N1=Nmin+Pout* K1, formula 1
Wherein, N1 is the first tachometer value, NminFor the minimum speed of inner blower and outer blower, PoutFor gross output value,
K1 is the first proportionality coefficient.
Preferably, in the step S202, increased according to the revolving speed that formula 2 calculates the inner blower and the outer blower
Benefit:
Wherein, K2 is revolving speed gain, and T is the first temperature value, Ts1For the lower limit value of preset temperature range, Ts2For default temperature
The upper limit value of range is spent, A, B are fixed value, and A < B, K3 are the second proportionality coefficient.
Preferably, in the step S203, the rotating speed of target of the inner blower and the outer blower is calculated according to formula 3
Value:
N=N1*K2, formula 3
Wherein, N is rotating speed of target value.
Preferably, the heat exchanger includes the heater that interior circulation air path is arranged in, moreover, charger is in uncharged shape
Under state, core controller is also followed the steps below:
Step S205. obtains the rh value in charger cabinet in real time, and judges the acquired relative humidity
Whether value is greater than humidity preset value, if so, thening follow the steps S206；
Step S206. sends first control signal to heat exchange controller, to open the inner blower and the heater.
Preferably, in the step S205, if it is not, thening follow the steps S207；
Step S207. obtains the first temperature value in charger cabinet at power module air intake vent in real time, and judges to be obtained
Whether first temperature value taken is less than temperature preset value, if so, thening follow the steps S208；
Step S208. sends second control signal to heat exchange controller, to open the inner blower and the heater.
Preferably, in the step S207, if it is not, thening follow the steps S209；
Step S209. judges the inner blower and the heater whether in open state, if so, thening follow the steps
S210；
Step S210. sends third to heat exchange controller and controls signal, to close the inner blower and the heater.
The present invention also constructs a kind of charger, including cabinet and the heat exchanger being arranged in cabinet and multiple power moulds
Block, wherein the heat exchanger includes heat exchange controller, positioned at the inner blower of interior circulation air path and positioned at outer circulating air duct
Outer blower, the charger further includes core controller, the first temperature sensing for being arranged in cabinet at power module air intake vent
Device and the second temperature sensor in cabinet at power module outlet is set, moreover,
First temperature sensor, for detecting the first temperature value in charger cabinet at power module air intake vent；
The second temperature sensor, for detecting the second temperature value in charger cabinet at power module outlet；
The core controller, when not interrupted for the communication between heat exchange controller, according to charger cabinet
The gross output value of interior multiple power modules and the first temperature value at power module air intake vent, determine the inner blower and institute
State the rotating speed of target value of outer blower, and the rotating speed of target value be sent to heat exchange controller, with adjust the inner blower and
The revolving speed of the outer blower；
The heat exchange controller, when for communicating interrupt between core controller, according to power module outlet air
Second temperature value at mouthful determines the rotating speed of target value of the inner blower and the outer blower, and according to the rotating speed of target value tune
Save the revolving speed of the inner blower and the outer blower.
Preferably, the heat exchanger includes the heater that interior circulation air path is arranged in, moreover,
The core controller is also used under uncharged state, obtains the rh value in charger cabinet in real time
With the first temperature value, and it is greater than humidity preset value or first temperature value in the rh value and is less than temperature preset value
When, corresponding control signal is sent to heat exchange controller, to open the inner blower and the heater.
Implement technical solution of the present invention, has the advantages that
(1) due to that can determine inner blower according to the ambient temperature value in the gross output value and cabinet of charger come common
With the rotating speed of target of outer blower, so, can be before the temperature inside power module reaches drop volume point, it is ensured that heat exchanger starts
It radiates, avoids the generation of charging failure phenomenon, improve charging reliability；
(2) since inside and outside blower can rationally adjust revolving speed according to practical radiating requirements, so inside and outside blower can be reduced
Energy consumption extends the service life of inside and outside blower；
(3) when communicating interrupt between heat exchange controller and core controller, heat exchange controller can be according to oneself
Logic control the operation of inner blower and outer blower, so that the radiating control of charger is formed dual fail-safe, improve reliability.
Detailed description of the invention
In order to illustrate the embodiments of the present invention more clearly, attached drawing needed in describing below to embodiment makees letter
Singly introduce, it should be apparent that, drawings in the following description are only some embodiments of the invention, skill common for this field
For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.Attached drawing
In:
Fig. 1 is the flow chart of the heat exchange control method embodiment one of charger of the present invention；
Fig. 2 is the schematic diagram that present heat exchanger carries out radiating control；
Fig. 3 is the flow chart of step S20 embodiment one in Fig. 1；
Fig. 4 is the flow chart of the heat exchange control method embodiment two of charger of the present invention；
Fig. 5 is the structure chart of charger embodiment one of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 is the flow chart of the heat exchange control method embodiment one of charger of the present invention, is illustrated first, heat exchange
Device includes heat exchange controller and the inner blower being connected respectively with heat exchange controller and outer blower, in conjunction with Fig. 2, charger 100
Power module 10 including being arranged in cabinet (illustrates only one, it should be appreciated that in practical applications, quantity can be more in figure
It is a).Heat exchanger 30 is located at the side of the cabinet of charger 100, moreover, inner blower 33 is located at interior circulation air path, outer blower 32
Positioned at outer circulating air duct.When the heat exchanger 30 is radiated, outer blower 32 is under the control of heat exchange controller, by outer
Cold air outside the cabinet of charger 100 is sent into heat exchanger 30, control of the inner blower 33 in heat exchange controller by circulation air path
Under system, the hot-air in the cabinet of charger 100 is sent by heat exchanger 30 by interior circulation air path, then by isolation film 36
Cold and hot convection current, will heat send out charger 100 cabinet outside.
In this embodiment, charger in the charge state, follows the steps below:
Step S10. judges whether the communication between core controller and heat exchange controller is interrupted, if it is not, then executing step
Rapid S20；If so, thening follow the steps S30；
Step S20. core controller is according to the gross output value and power mould of multiple power modules in charger cabinet
The first temperature value at block air intake vent determines the rotating speed of target value of inner blower and outer blower, and rotating speed of target value is sent to heat
Exchange control unit, to adjust the revolving speed of inner blower and outer blower；
In this step, it should be noted that, heat exchange controller, and heat exchange controller energy at this time are carried in heat exchanger
With core controller normal communication, so, after core controller has determined rotating speed of target value, send it to heat exchange control
Device, heat exchange controller can reach rotating speed of target value according to the revolving speed that the rotating speed of target value controls inner blower and outer blower.
Step S30. heat exchange controller determines inner blower and exogenous wind according to the second temperature value at power module air outlet
The rotating speed of target value of machine, and according to the revolving speed of rotating speed of target value adjusting inner blower and outer blower.
In this step, second temperature sensor can be set at power module outlet in charger cabinet, this second
Temperature sensor can acquire the second temperature value at cabinet internal strength rate module outlet in real time, and send it to heat exchange control
Device.The heat exchange controller just determines inner blower and outer according to the second temperature value after getting current second temperature value
The rotating speed of target value of blower, and the revolving speed for controlling inner blower and outer blower reaches rotating speed of target value.Moreover, rotating speed of target value and pre-
If the second temperature value in temperature range is positively correlated.If current second temperature value is in preset temperature range, for example, 10~30
Degree, then second temperature value is higher, illustrates that radiating requirements are bigger, at this point, rotating speed of target value is just corresponding bigger, conversely, rotating speed of target
Value is corresponding smaller.In addition, it should be noted that, if current second temperature value is lower than the lower limit of preset temperature range, settable target
Tachometer value is the minimum speed value of inner blower and outer blower；If current second temperature value is higher than the upper limit of preset temperature range, can
The maximum (top) speed value that rotating speed of target value is inner blower and outer blower is set.
In this embodiment, on the one hand, in heat exchange controller and core controller energy normal communication, core controller
Since the ambient temperature value in the gross output value and cabinet according to charger is come the common mesh for determining inner blower and outer blower
Revolving speed is marked, so, it can be before the temperature inside power module reaches drop volume point, it is ensured that heat exchanger starts to radiate, and keeps away
The generation for having exempted from charging failure phenomenon, improves charging reliability.Moreover, because inside and outside blower can be according to practical radiating requirements
It rationally adjusts revolving speed and extends the service life of inside and outside blower so the energy consumption of inside and outside blower can be reduced.On the other hand, in heat exchange
When communicating interrupt between controller and core controller, heat exchange controller can be controlled according to the logic of oneself inner blower and
The operation of outer blower makes the radiating control of charger form dual fail-safe, improves reliability.Fig. 3 is step S20 embodiment in Fig. 1
One flow chart, in this embodiment, step S20 includes:
Step S201. obtains the gross output value of multiple power modules in charger cabinet in real time, and according to total output
Performance number determines the first tachometer value of inner blower and outer blower, moreover, the first tachometer value and gross output value are positively correlated；
In this step, core controller is connect with each power module in charger cabinet respectively, and can be adopted in real time
The output voltage values and output current value for collecting each power module in charger cabinet, then further according to the defeated of each power module
Voltage value and output current value calculate the gross output value of multiple power modules out.After getting gross output value, just
The first tachometer value of inner blower and outer blower is determined according to the gross output value, moreover, the first tachometer value and gross output
Value is positively correlated, that is, gross output value is bigger, illustrates that radiating requirements are bigger, at this point, the first tachometer value is bigger, conversely, first
Tachometer value is smaller.
Step S202. obtains the first temperature value in charger cabinet at power module air intake vent in real time, and according to first
Temperature value determines the revolving speed gain of inner blower and outer blower；
In this step, the first temperature sensor can be set at the power module air intake vent in charger cabinet, this
One temperature sensor acquires the first temperature value at air intake vent in real time, and sends it to core controller.The core controller
After getting real-time first temperature value, revolving speed gain is just determined according to first temperature value, the revolving speed gain and current
First temperature value is related.
Step S203. determines the rotating speed of target value of inner blower and outer blower according to the first tachometer value and revolving speed gain；
Rotating speed of target value is sent to heat exchange controller by step S204., to adjust the revolving speed of inner blower and outer blower.
In a preferred embodiment, in step s 201, first turn of inner blower and outer blower can be calculated according to formula 1
Speed value:
N1=Nmin+Pout* K1, formula 1
Wherein, N1 is the first tachometer value, which can be the absolute tachometer value of inner blower and outer blower, can also be
The relative rotation speed value of inner blower and outer blower, the i.e. ratio with respect to its maximum (top) speed value, NminFor the minimum of inner blower and outer blower
Revolving speed, PoutFor gross output value, K1 is the first proportionality coefficient.
In this embodiment, if the maximum (top) speed of inner blower and outer blower is NIt is full, NminIt may be, for example, 30%NIt is full.In addition,
About the determination of the first Proportional coefficient K 1, if totally four power modules, the maximum output of each power module in charger cabinet
Power is 15kW, then the peak power output of four power modules is 60kW.Assuming that corresponding when output power maximum (60kW)
The revolving speed of inner blower and outer blower is NIt is full, output power minimum (0kW) when corresponding inner blower and outer blower revolving speed be Nmin,
According to the corresponding relationship of this two groups of output power values and revolving speed, the first Proportional coefficient K 1 can be determined.
In a preferred embodiment, in step S202, inner blower can be calculated according to formula 2 and the revolving speed of outer blower increases
Benefit:
Wherein, K2 is revolving speed gain, and T is the first temperature value, Ts1For the lower limit value of preset temperature range, Ts2For default temperature
The upper limit value of range is spent, A, B are fixed value, and A < B, K3 are the second proportionality coefficient.
In this embodiment, the relationship of revolving speed gain and the first temperature value is piecewise function relationship, for example, settable Ts1For
At 20 degree, A 0.5；Ts2B is 2 when being 40 degree, moreover, can according to the corresponding relationship of this two group of first temperature value and revolving speed gain,
Determine the second Proportional coefficient K 3.
In a preferred embodiment, in step S203, the rotating speed of target of inner blower and outer blower is calculated according to formula 3
Value:
N=N1*K2, formula 3
Wherein, N is rotating speed of target value.
Fig. 4 is the flow chart of the heat exchange control method embodiment two of charger of the present invention, is illustrated first, heat exchange
Device further includes the heater that interior circulation air path is arranged in, moreover, heater is connected with heat exchange controller.In this embodiment,
Under uncharged state, core controller also follows the steps below charger:
Step S205. obtains the rh value in charger cabinet in real time, and judges that acquired rh value is
It is no to be greater than humidity preset value, if so, thening follow the steps S206；If it is not, thening follow the steps S207；
In this step, humidity sensor can be set in charger cabinet, which can acquire cabinet in real time
Interior rh value, and send it to core controller.Core controller is sentenced after getting current rh value
Whether the current rh value that breaks is greater than humidity preset value, if more than then illustrating that machine cabinet humidity is excessively high, and then execute step
S206；
Step S206. sends first control signal to heat exchange controller, to open inner blower and heater；It then can be again
Secondary execution step S205；
In this step, when core controller judges that humidity is excessively high, start to be communicated with heat exchange controller, it will
First control signal is sent to heat exchange controller, and heat exchange controller opens inner blower after receiving the first control signal
And heater prevents condensation from generating to reduce the relative humidity of charger, to protect component.
Step S207. obtains the first temperature value in charger cabinet at power module air intake vent in real time, and judges to be obtained
Whether the first temperature value taken is less than temperature preset value, if so, thening follow the steps S208；If it is not, thening follow the steps S209；
In this step, the first temperature sensor can be set at the power module air intake vent in charger cabinet, this
One temperature sensor acquires the first temperature value at air intake vent in real time, and sends it to core controller.The core controller
After getting real-time first temperature value, judge whether it is greater than temperature preset value, if being less than, illustrates in-cabinet temperature mistake
It is low, and then execute step S208.
Step S208. sends second control signal to heat exchange controller then can be again to open inner blower and heater
Secondary execution step S205；
In this step, when core controller judges that temperature is too low, start to be communicated with heat exchange controller, it will
Second control signal is sent to heat exchange controller, and heat exchange controller opens inner blower after receiving the second control signal
And heater, so that interior of equipment cabinet temperature be made to be maintained in the allowed band of proper device operation.
Step S209. judges inner blower and heater whether in open state, if so, thening follow the steps S210；If it is not, then
It is not processed；
Step S210. sends third to heat exchange controller and controls signal, to close inner blower and heater.
In this step, when detecting that the humidity in cabinet is less than humidity preset value, and the first temperature sensor detects
When being also not below temperature preset value to interior of equipment cabinet temperature, that is, machine cabinet humidity is lower, and temperature allows model in proper device operation
When enclosing interior, core controller controls inner blower by heat exchange controller and heater stops working.
Fig. 5 is the structure chart of charger embodiment one of the present invention, and the charger of the embodiment includes cabinet and is arranged in machine
Four power modules 11 in cabinet, 12,13,14, core controller 20, heat exchanger 30, humidity sensor 40 and the first temperature
Sensor 50.Moreover, heat exchanger 30 includes heat exchange controller 31, outer blower 32, inner blower 33, heater 34 and the second temperature
Spend sensor 35.
In this embodiment, outer blower 32 is located at outer circulating air duct.Inner blower 33 and heater 34 are located at interior circulation air path.
First temperature sensor 50 is arranged in cabinet at the air intake vent of power module, enters for detecting power module in charger cabinet
The first temperature value at air port.Second temperature sensor is arranged in cabinet at the air outlet of power module, for detecting charging
Second temperature value in machine cabinet at power module outlet.
In this embodiment, core controller 20 is separately connected the 11,12,13,14, first temperature sensing of four power modules
Device 50 and heat exchange controller 30.Moreover, communication of the core controller 20 between heat exchange controller 31 is not interrupted
When, according to the first temperature value at the gross output value of multiple power modules in charger cabinet and power module air intake vent,
It determines the rotating speed of target value of inner blower 33 and outer blower 32, and rotating speed of target value is sent to heat exchange controller 31, to adjust
The revolving speed of inner blower 33 and outer blower 32.When heat exchange controller 31 is used for the communicating interrupt between core controller 20,
The rotating speed of target value of inner blower 33 and outer blower 32 is determined according to the second temperature value at power module air outlet, and according to target
The revolving speed of tachometer value adjusting inner blower 33 and outer blower 32.
Finally it should be noted that, power module 11,12,13,14 is, for example, AC/DC power module, moreover, in other implementations
In example, the quantity of power module can be other any.
Further, core controller 20 is also used under uncharged state, is obtained in real time opposite in charger cabinet
Humidity value and the first temperature value, and when rh value is greater than humidity preset value or the first temperature value is less than temperature preset value,
Corresponding control signal is sent to heat exchange controller 31, to open inner blower 33 and heater 34.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any bun
Change, equivalent replacement, improvement etc., should be included within scope of the presently claimed invention.
Claims (10)
1. a kind of heat exchange control method of charger, heat exchanger includes heat exchange controller, interior circulation air path is arranged in
Inner blower and the outer blower that outer circulating air duct is set, which is characterized in that charger in the charge state, follows the steps below:
Step S10. judges whether the communication between core controller and heat exchange controller is interrupted, if it is not, thening follow the steps
S20；If so, thening follow the steps S30；
Step S20. core controller enters according to the gross output value and power module of multiple power modules in charger cabinet
The first temperature value at air port, determines the rotating speed of target value of the inner blower and the outer blower, and by the rotating speed of target value
It is sent to heat exchange controller, to adjust the revolving speed of the inner blower and the outer blower；
Step S30. heat exchange controller determines the inner blower and described according to the second temperature value at power module air outlet
The rotating speed of target value of outer blower, and adjust according to the rotating speed of target value revolving speed of the inner blower and the outer blower, wherein
Second temperature value in the rotating speed of target value and preset temperature range is positively correlated.
2. the heat exchange control method of charger according to claim 1, which is characterized in that the step S20 includes:
Step S201. obtains the gross output value of multiple power modules in charger cabinet in real time, and according to total output
Performance number determines the first tachometer value of the inner blower and the outer blower, moreover, first tachometer value and total output
Performance number is positively correlated；
Step S202. obtains the first temperature value in charger cabinet at power module air intake vent in real time, and according to described first
Temperature value determines the revolving speed gain of the inner blower and the outer blower；
Step S203. determines the target of the inner blower and the outer blower according to first tachometer value and the revolving speed gain
Tachometer value；
The rotating speed of target value is sent to heat exchange controller by step S204., to adjust the inner blower and the outer blower
Revolving speed.
3. the heat exchange control method of charger according to claim 2, which is characterized in that in the step S201,
The first tachometer value of the inner blower and the outer blower is calculated according to formula 1:
N1=Nmin+Pout* K1, formula 1
Wherein, N1 is the first tachometer value, NminFor the minimum speed of inner blower and outer blower, PoutFor gross output value, K1 is
First proportionality coefficient.
4. the heat exchange control method of charger according to claim 3, which is characterized in that in the step S202,
The revolving speed gain of the inner blower and the outer blower is calculated according to formula 2:
Wherein, K2 is revolving speed gain, and T is the first temperature value, Ts1For the lower limit value of preset temperature range, Ts2For preset temperature range
Upper limit value, A, B be fixed value, and A < B, K3 be the second proportionality coefficient.
5. the heat exchange control method of charger according to claim 4, which is characterized in that in the step S203,
The rotating speed of target value of the inner blower and the outer blower is calculated according to formula 3:
N=N1*K2, formula 3
Wherein, N is rotating speed of target value.
6. the heat exchange control method of charger according to claim 1-5, which is characterized in that the heat exchange
Device includes the heater that interior circulation air path is arranged in, moreover, charger, under uncharged state, core controller also carries out following
Step:
Step S205. obtains the rh value in charger cabinet in real time, and judges that the acquired rh value is
It is no to be greater than humidity preset value, if so, thening follow the steps S206；
Step S206. sends first control signal to heat exchange controller, to open the inner blower and the heater.
7. the heat exchange control method of charger according to claim 6, which is characterized in that in the step S205,
If it is not, thening follow the steps S207；
Step S207. obtains the first temperature value in charger cabinet at power module air intake vent in real time, and acquired in judgement
Whether first temperature value is less than temperature preset value, if so, thening follow the steps S208；
Step S208. sends second control signal to heat exchange controller, to open the inner blower and the heater.
8. the heat exchange control method of charger according to claim 7, which is characterized in that in the step S207,
If it is not, thening follow the steps S209；
Step S209. judges the inner blower and the heater whether in open state, if so, thening follow the steps S210；
Step S210. sends third to heat exchange controller and controls signal, to close the inner blower and the heater.
9. a kind of charger, including cabinet and the heat exchanger being arranged in cabinet and multiple power modules, wherein the heat is handed over
Parallel operation includes heat exchange controller, the inner blower positioned at interior circulation air path and the outer blower positioned at outer circulating air duct, and feature exists
In, the charger further include core controller, the first temperature sensor being arranged in cabinet at power module air intake vent and
Second temperature sensor in cabinet at power module outlet is set, moreover,
First temperature sensor, for detecting the first temperature value in charger cabinet at power module air intake vent；
The second temperature sensor, for detecting the second temperature value in charger cabinet at power module outlet；
The core controller, when not interrupted for the communication between heat exchange controller, according to more in charger cabinet
The gross output value of a power module and the first temperature value at power module air intake vent determine the inner blower and described outer
The rotating speed of target value of blower, and the rotating speed of target value is sent to heat exchange controller, to adjust the inner blower and described
The revolving speed of outer blower；
The heat exchange controller, when for communicating interrupt between core controller, at power module air outlet
Second temperature value determine the rotating speed of target value of the inner blower and the outer blower, and institute is adjusted according to the rotating speed of target value
State the revolving speed of inner blower and the outer blower, wherein the second temperature value in the rotating speed of target value and preset temperature range is just
It is related.
10. charger according to claim 9, which is characterized in that the heat exchanger includes being arranged in interior circulation air path
Heater, moreover,
The core controller is also used under uncharged state, obtains the rh value and the in charger cabinet in real time
One temperature value, and when the rh value is greater than humidity preset value or first temperature value is less than temperature preset value, to
Heat exchange controller sends corresponding control signal, to open the inner blower and the heater.
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| CN201710890544.3A CN107708380B (en) | 2017-09-27 | 2017-09-27 | Charger and its core controller, heat exchange control method |
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| CN201710890544.3A CN107708380B (en) | 2017-09-27 | 2017-09-27 | Charger and its core controller, heat exchange control method |
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| CN107708380B true CN107708380B (en) | 2019-09-06 |
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| CN109878360B (en) * | 2019-03-13 | 2021-06-29 | 上海蔚来汽车有限公司 | Heat dissipation control method and device, charging vehicle and computer readable storage medium |
| CN114194052A (en) * | 2021-12-06 | 2022-03-18 | 绿能慧充数字技术有限公司 | Heat dissipation and dehumidification integrated charging pile and control method thereof |
| EP4344933A1 (en) * | 2022-09-28 | 2024-04-03 | Schneider Electric Industries SAS | A charging device and a method for preventing condensation of the charging device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5651258A (en) * | 1995-10-27 | 1997-07-29 | Heat Controller, Inc. | Air conditioning apparatus having subcooling and hot vapor reheat and associated methods |
| CN201435017Y (en) * | 2009-05-15 | 2010-03-31 | 深圳市英维克科技有限公司 | Integrated cabinet temperature control system |
| CN201780042U (en) * | 2010-07-12 | 2011-03-30 | 四川省科学城久信科技有限公司 | Novel combined controller for energy-heat exchange |
| CN103153032A (en) * | 2013-03-22 | 2013-06-12 | 杭州汉超科技有限公司 | Integrated temperature control balanced cabinet |
-
2017
- 2017-09-27 CN CN201710890544.3A patent/CN107708380B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5651258A (en) * | 1995-10-27 | 1997-07-29 | Heat Controller, Inc. | Air conditioning apparatus having subcooling and hot vapor reheat and associated methods |
| CN201435017Y (en) * | 2009-05-15 | 2010-03-31 | 深圳市英维克科技有限公司 | Integrated cabinet temperature control system |
| CN201780042U (en) * | 2010-07-12 | 2011-03-30 | 四川省科学城久信科技有限公司 | Novel combined controller for energy-heat exchange |
| CN103153032A (en) * | 2013-03-22 | 2013-06-12 | 杭州汉超科技有限公司 | Integrated temperature control balanced cabinet |
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Address after: 710065 R&D Building E206-2, E Building, No. 211 Tiangu Eighth Road, Xi'an High-tech Zone, Shaanxi Province Patentee after: Xi'an Telai Intelligent Charging Technology Co.,Ltd. Address before: 710065 R&D Building E206-2, E Building, No. 211 Tiangu Eighth Road, Xi'an High-tech Zone, Shaanxi Province Patentee before: XI'AN TGOOD INTELLIGENT CHARGING TECHNOLOGY Co.,Ltd. |