CN209249634U - Battery system, electric vehicle and network system - Google Patents
Battery system, electric vehicle and network system Download PDFInfo
- Publication number
- CN209249634U CN209249634U CN201920150525.1U CN201920150525U CN209249634U CN 209249634 U CN209249634 U CN 209249634U CN 201920150525 U CN201920150525 U CN 201920150525U CN 209249634 U CN209249634 U CN 209249634U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 220
- 239000007788 liquid Substances 0.000 claims abstract description 101
- 238000010992 reflux Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 9
- 238000009413 insulation Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012782 phase change material Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model provides a kind of battery system, including multiple battery cores, heat-exchanger rig, cistern assembly and temperature control system.Heat-exchanger rig includes multiple heat exchanger plates, and heat exchanger plates have closed thermal conductivity pipeline, be filled with heat-transfer working medium in thermal conductivity pipeline, and be provided with liquid heat exchange channel on heat exchanger plates to exchange heat to battery core on heat exchanger plates.Cistern assembly is connected to by inlet tube with liquid heat exchange channel, and cistern assembly is to provide hot water or cold water for the liquid heat exchange channel.Temperature control system connects battery core and cistern assembly, temperature of the temperature control system to monitor and obtain battery core in real time, according to the temperature computation of battery core and the water temperature and flow in liquid heat exchange channel is adjusted, to exchange heat to battery core.The utility model also provides electric vehicle and network system with the battery system.The utility model can make the battery core in battery system maintain optimal operating temperature range, so that battery core be made to keep good working order.
Description
Technical field
The utility model relates to battery technology field, in particular to a kind of battery system, electric vehicle and network system.
Background technique
In battery system, battery core has an optimal operating temperature range at work, exceeds the temperature range, electricity
The working condition of core can be deteriorated, or even there are security risks.But environment temperature is too high or too low or battery core itself is in charge and discharge
It generates heat in electric process, all may result in the operating temperature range of the actual temperature off-target of battery core.
Utility model content
The main purpose of the utility model is to propose a kind of battery system, electric vehicle and network system, it is intended to be solved above-mentioned
Technical problem.
To achieve the above object, the utility model proposes battery system, comprising:
Multiple battery cores；
Heat-exchanger rig, the heat-exchanger rig include multiple heat exchanger plates, and the heat exchanger plates are described to exchange heat to the battery core
There is closed thermal conductivity pipeline on heat exchanger plates, be filled with heat-transfer working medium in the thermal conductivity pipeline, and be provided on the heat exchanger plates
Liquid heat exchange channel；
Cistern assembly, the cistern assembly are connected to by inlet tube with the liquid heat exchange channel, and the cistern assembly is used
To provide hot water or cold water for the liquid heat exchange channel；
Temperature control system connects the battery core and the cistern assembly, and the temperature control system is to monitor and obtain institute in real time
The temperature of battery core is stated, and adjusts the water temperature in the liquid heat exchange channel according to the temperature of the battery core, to exchange heat to the battery core.
Optionally, in being intervally arranged, multiple battery cores arrange to form multiple battery core rows multiple heat exchanger plates, adjacent
At least the row of battery core described in sandwiched one, the liquid heat exchange channel penetrate through the both ends of the heat exchanger plates between two heat exchanger plates.
Optionally, the heat exchanger plates are U-shaped heat exchanger plates, and the heat-exchanger rig is by multiple connected U-shaped heat exchanger plates one
It is body formed, alternatively,
The heat-exchanger rig is integrally formed by multiple end to end heat exchanger plates, multiple battery cores arrange to be formed it is more
A battery core group, the battery core group are located between the heat exchanger plates of adjacent two,
The liquid heat exchange channel extends along the overbending direction of the heat-exchanger rig and passes through the both ends of the heat-exchanger rig
Logical, the liquid heat exchange channel is parallel with the filling channel of heat-transfer working medium.
Optionally, the battery system further includes electronic water pump, and the electronic water pump is set on the inlet tube, the temperature
Control system is electrically connected with the electronic water pump, and the temperature control system controls the flow of the inlet tube by the electronic water pump.
Optionally, the battery system further includes heater and water chiller, and the cistern assembly includes boiler and cold
Water tank, the heater are connect with the boiler, and the water chiller is connect with the cold water storage cistern, and the heater is to right
Water in the boiler is heated, and the water chiller is to cool down to the water in the cold water storage cistern.
Optionally, the inlet tube includes the water inlet supervisor being connected to the liquid inlet in the liquid heat exchange channel and institute
State the first exit branch of boiler connection and the second exit branch for be connected to the cold water storage cistern, the boiler and described the
One exit branch is connected to by an outlet valve, and the cold water storage cistern is connected to second exit branch by another outlet valve, and two
The outlet valve is electrically connected with the temperature control system, and the temperature control system controls the boiler and institute by the outlet valve
State the opening and closing of cold water storage cistern.
Optionally, return pipe, the liquid in the liquid heat exchange channel are additionally provided between the battery core and the cistern assembly
Outlet is connected to by the return pipe with the cold water storage cistern and/or boiler.
Optionally, the return pipe includes the return main being connected to the liquid outlet in the liquid heat exchange channel and institute
The the second reflux branch pipe stating the first reflux branch pipe of boiler connection and be connected to the cold water storage cistern, the boiler and described the
One reflux branch pipe is connected to by an inlet valve, and the cold water storage cistern is connected to the second reflux branch pipe by another inlet valve, and two
The inlet valve is electrically connected with the temperature control system, and the temperature control system controls the boiler and institute by the inlet valve
State the connection and disconnection of return pipe, and the connection and disconnection of the control cold water storage cistern and the return pipe.
The utility model separately proposes a kind of electric vehicle comprising the battery system.
The utility model also proposes a kind of network system comprising the battery system, the network system are intelligence electricity
Net system, wind power system or solar energy system.
The utility model is monitored and is obtained in real time the actual temperature of battery core by temperature control system, and according to the thermometer of battery core
The water temperature of regulating tank component is calculated, cistern assembly is opened in control, and the flowing water of preference temperature is made to flow through liquid heat exchange channel and heat
Rodding exchanges heat, and is then exchanged heat again by thermal conductivity pipeline to battery core, and battery core is heated or cooled down to realize.
The utility model can make the battery core in battery system maintain optimal operating temperature range, so that battery core be made to keep good
Working condition.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model battery system；
Fig. 2 is the combination diagram of battery core and heat-exchanger rig in battery system shown in Fig. 1；
Fig. 3 is the combination diagram of battery core and heat-exchanger rig in another embodiment of the utility model battery system；
Fig. 4 is the structural schematic diagram of heat-exchanger rig shown in Fig. 3；
Fig. 5 is the combination diagram of battery core and heat-exchanger rig in the utility model battery system another embodiment；
Fig. 6 is the structural schematic diagram of another embodiment of the utility model battery system；
Fig. 7 is another structural schematic diagram of battery system shown in Fig. 6；
Fig. 8 is the flow diagram of one embodiment of temprature control method of the utility model battery system.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that be referred to as " being fixed on " another component when component, it can directly on another component or
There may also be components placed in the middle.When a component is considered as " connection " another component, it can be directly to separately
One component may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it be can be
It is set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein " vertically ", " level
", "left", "right" and similar statement for illustrative purposes only.
Separately it is to be appreciated that if relating to the description of " first ", " second " etc. in the utility model embodiment, should " the
One ", the description of " second " etc. is used for description purposes only, and is not understood to indicate or imply its relative importance or implicit finger
The quantity of bright indicated technical characteristic." first " is defined as a result, the feature of " second " can explicitly or implicitly include
At least one this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be general with this field
Based on logical technical staff can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve this
The combination of technical solution is not present, also not within the protection scope of the requires of the utility model.
The utility model embodiment proposes a kind of battery system 1.
It please refers to shown in Fig. 1 and Fig. 2, Fig. 1 is the structural schematic diagram of one embodiment of the utility model battery system；Fig. 2 is
The combination diagram of battery core and heat-exchanger rig in battery system shown in Fig. 1.
In the utility model embodiment, which includes multiple battery cores 11, heat-exchanger rig 10, cistern assembly 20
With temperature control system 30.
Wherein, heat-exchanger rig 10 includes multiple heat exchanger plates 12, and heat exchanger plates 12 to battery core 11 to exchange heat.Have on heat exchanger plates 12
Have closed thermal conductivity pipeline (attached not shown), heat-transfer working medium is filled in thermal conductivity pipeline, and be provided with liquid on heat exchanger plates 12 and change
The passage of heat 122；
Cistern assembly 20 is connected to by inlet tube 50 with liquid heat exchange channel 122, and cistern assembly 20 is to for liquid heat exchange
Channel 122 provides hot water or cold water.It is appreciated that cistern assembly 20 needs for liquid when battery core 11 is lower than optimum temperature range
Body heat exchanger channels 122 provide hot water, to heat to battery core；When battery core 11 is higher than optimum temperature range, cistern assembly 20
It needs to provide cold water for liquid heat exchange channel 122, to cool down battery core.
Temperature control system 30 connects battery core 11 and cistern assembly 20.Temperature control system 30 is to monitor and obtain battery core 11 in real time
Temperature, and the water temperature of the temperature regulating tank component 20 according to battery core 11, so that preference temperature water flow is conveyed by inlet tube 50
To changing liquid channel 122, and then exchange heat to battery core 11.
It should be noted that liquid feed device of the cistern assembly 20 as liquid heat exchange channel 122, other than loading water,
Other heat-transfer fluids can also be loaded.In addition, the heat-transfer working medium filled in thermal conductivity pipeline can be gas or liquid or gas
With the mixture of liquid, such as water, oil and refrigerant etc..Heat exchanger plates 12 filled with heat-transfer working medium have heat absorption, rate of heat transfer fast
The good feature with uniform temperature can quickly absorb the heat generated in 11 charge and discharge process of battery core and transfer heat to liquid and change
Cold water in the passage of heat 122, or quickly absorb the heat of hot water in liquid heat exchanger channels 122 and transfer heat to battery core
11.In addition, the heat-transfer working medium filled in heat exchanger plates 12, which can share heat equally, to come, to make battery core 11 in diabatic process
Thermally equivalent or heat dissipation.
It is understood that the battery core in battery system has optimal operating temperature range, the environment of severe cold can make electricity
The temperature of core is too low, and the fever in the environment of heat and battery core itself charge and discharge process all can make the temperature of battery core excessively high.
In technical solutions of the utility model, temperature control system can obtain the actual temperature of battery core.Specifically, temperature control system can pass through
The temperature of the devices such as temperature sensor and infrared radiation thermometer acquisition battery core.After temperature control system obtains the actual temperature of battery core, according to
The height of battery core temperature, the water temperature of regulating tank component, cistern assembly is opened in control, and the flowing water of preference temperature is made to flow through liquid
Heat exchanger channels exchange heat with thermal conductivity pipeline, are then exchanged heat again by thermal conductivity pipeline to battery core, thus realize to battery core into
Row heating or cooling.The utility model can make the battery core in battery system maintain optimal operating temperature range, to make
Battery core keeps good working order.
Further, each heat exchanger plates 12 can have a liquid heat exchange channel 122 or multiple liquid heat exchange channels
122.Thermal conductivity pipeline and liquid heat exchange channel 122 can be in single side expansion, double side expanding or two-sided smooth knots on heat exchanger plates 12
Structure.Wherein, thermal conductivity pipeline is enclosed construction, and the shape of the closed thermal conductivity pipeline can be interconnected hexagonal honeycomb
Shape, or interconnected quadrangle, triangle, circle and zigzag, can also be the section being parallel to each other be it is round,
The shapes such as ellipse and polygon, or in which any combination of any two or more figures.Similarly, liquid heat exchange channel 122
Cross section may be the various shapes such as rectangular, round and diamond shape.
It in an embodiment of the utility model, please refers to shown in Fig. 2, multiple arrangements of battery core 11 form multiple battery core rows
20, multiple heat exchanger plates 12 are in being intervally arranged, and at least one battery core of sandwiched arranges 20 between two adjacent heat exchanger plates 12.I other words adjacent
Two heat exchanger plates 12 between can only one battery core of sandwiched row 20, can also be with the multiple battery cores rows 20 of sandwiched.In the present embodiment, battery core
20 be square electric cell.Certainly, in other embodiments, battery core 20 can also be cylindrical electrical core and soft pack cell etc., this is practical new
Type is without being limited thereto.
Further, liquid heat exchange channel 122 penetrates through the both ends of heat exchanger plates 12, liquid heat exchange channel 122 and heat pipe
Road is parallel.In other embodiments, liquid heat exchange channel 122 can be close to the periphery setting of heat exchanger plates 12, and surrounds in zigzag shape
Thermal conductivity pipeline.
It in another embodiment of the utility model, please refers to shown in Fig. 3 and Fig. 4, heat exchanger plates 12 are U-shaped heat exchanger plates, are changed
Thermal 10 is integrally formed by multiple connected U-shaped heat exchanger plates.Liquid heat exchange channel 122 is along the bending side of heat-exchanger rig 10
To extending and penetrating through the both ends of heat-exchanger rig 10, liquid heat exchange channel 122 is parallel with thermal conductivity pipeline.Certainly, in other implementations
In example, liquid heat exchange channel 122 can be not parallel with thermal conductivity pipeline.
It in the another embodiment of the utility model, please refers to shown in Fig. 5, heat-exchanger rig 10 end to end is changed by multiple
Hot plate 12 is integrally formed, and multiple arrangements of battery core 11 form multiple battery core groups (attached not shown), and the battery core group is located in adjacent
Between two heat exchanger plates 12.Similar with a upper embodiment, liquid heat exchange channel 122 extends and incites somebody to action along the overbending direction of heat-exchanger rig 10
The both ends of heat-exchanger rig 10 penetrate through, and liquid heat exchange channel 12 is parallel with thermal conductivity pipeline.
Further, heat-exchanger rig 10 further includes multiple flexible insulation thermally conductive sheets (attached not shown), flexible insulation thermally conductive sheet
It is located between heat exchanger plates 12 and battery core 11, flexible insulation thermally conductive sheet is to by the heat transfer of battery core 11 to heat exchanger plates 12.It is soft
The thermal conductivity of property insulating heat-conductive piece is conducive to conduct heat between heat exchanger plates 12 and battery core 11, while flexible insulation thermally conductive sheet is soft
Property and insulating properties battery core 11 can be protected from the collision and conductive interference of heat exchanger plates 12.Since heat conductive silica gel has good lead
Therefore hot property and insulation performance generally use material of main part of the heat conductive silica gel as flexible insulation thermally conductive sheet.Certainly, flexible
Other flexible insulation Heat Conduction Materials or the flexible phase-change material with insulating properties can also be used in insulating heat-conductive piece.It is understood that
It is, if not having flexible insulation thermally conductive sheet between heat exchanger plates 12 and battery core 11, then may be empty between heat exchanger plates 12 and battery core 11
Gas heat transfer, since the thermal resistance of air heat transfer is larger, in this way, the heat transfer efficiency of heat exchanger plates 12 may be reduced.
In the present embodiment, battery system 1 further includes heating device (attached not shown) and cooling device (attached not shown), heating
Device and cooling device are connect with cistern assembly 20, and heating device is used to the water in heating water tank component 20, cooling device
With the water in cooling water tank component 20.The heating device can be resistance heater or condenser etc., which can be
Water chiller or evaporator etc..It is appreciated that temperature control system 30 can control heating dress when battery core 11 is lower than optimum temperature range
It sets and the water in cistern assembly 20 is heated, to provide hot water for liquid heat exchange channel 122, to add to battery core 11
Heat；When battery core 11 is higher than optimum temperature range, temperature control system 30 can control cooling device and carry out to the water in cistern assembly 20
It is cooling, to provide cold water for liquid heat exchange channel 122, to be cooled down to battery core 11.
Further, refering to Figure 1, battery system 1 further includes electronic water pump 40, electronic water pump 40 is set to inlet tube
On 50.Temperature control system 30 is electrically connected with electronic water pump 40, and temperature control system 30 controls the flow of inlet tube 50 by electronic water pump 40.
The pressure of liquid heat exchange channel 122 and cistern assembly 20 can be made excessive it is understood that the water flow of inlet tube 50 is excessively high, into
The water flow of liquid pipe 50 is too small and is unfavorable for exchanging heat to battery core 11, therefore, passes through the accurate regulation and control of electronic water pump 40
The water flow of inlet tube 50 is conducive to the even running of battery system 1.In addition, the temperature when battery core 11 excessively deviates its best work
When making temperature, by electronic water pump 40 can appropriate increased water flow amount, battery core 11 is heated or be cooled down rapidly.
It in another embodiment of the utility model, please refers to shown in Fig. 6, cistern assembly 20 includes boiler 21 and cold water
Case 22.Heating device is specially heater, and cooling device is specially water chiller.Heater is connect with boiler 21, water cooling unit
Group is connect with cold water storage cistern 22.Heater is to heat the water in boiler 21, and water chiller is to in cold water storage cistern 22
Water cool down.It is understood that temperature control system 30, which can control, to be added when the water temperature in boiler 21 is lower than required temperature
Hot device heats the water in boiler 21；When the water temperature in cold water storage cistern 22 is higher than required temperature, temperature control system 30 can be controlled
Water chiller processed cools down to the water in cold water storage cistern 22.
Further, inlet tube 50 includes the water inlet supervisor being connected to the liquid inlet in liquid heat exchange channel 122 and hot water
The first exit branch that case 21 is connected to and the second exit branch being connected to cold water storage cistern 22.Boiler 21 and the first exit branch are logical
Cross an outlet valve 51 connection.Cold water storage cistern 22 is connected to the second exit branch by another outlet valve 51.Two outlet valves 51 with temperature
Control system 30 is electrically connected, and temperature control system 30 controls the opening and closing of boiler 21 and cold water storage cistern 22 by outlet valve 51.Specifically
, when the actual temperature of battery core 11 is lower than the minimum value of its optimum working temperature range, the control of temperature control system 30 is opened and heat
The outlet valve 51 that water tank 21 is connected to passes through liquid and changes so that the water of boiler 21 be made to flow into inlet tube through the first exit branch
The passage of heat 122 heats battery core 11 finally by heat exchanger plates 12, the temperature of battery core 11 is made to rise to optimum working temperature model
It encloses.On the contrary, the control of temperature control system 30 is beaten when the actual temperature of battery core 11 is higher than the maximum value of its optimum working temperature range
The outlet valve 51 being connected to cold water storage cistern 21 is opened, so that the water of cold water storage cistern 21 be made to flow into inlet tube through the second exit branch, is passed through
Liquid heat exchange channel 122 cools down to battery core 11 finally by heat exchanger plates 12, the temperature of battery core 11 is made to drop to best effort
Temperature range.It is understood that in the above case said, wherein when an outlet valve 51 is in the open state, another outlet valve 51
Then it is in close state.
In the present embodiment, return pipe 60 is additionally provided between battery core 11 and cistern assembly 20.The liquid in liquid heat exchange channel 122
Outlet is connected to by return pipe 60 with cold water storage cistern 22 and/or boiler 21.It is understood that so set, can will flow through
The water in liquid heat exchange channel 122 is recycled and is recycled again, avoids the waste of water resource.Certainly, in other embodiments, electric
Cell system 1 can be not provided with return pipe 60, and the water for flowing through liquid heat exchange channel 122 can be exhausted directly, not be back to cistern assembly 20
In.
Further, return pipe 60 includes the return main and hot water being connected to the liquid outlet in liquid heat exchange channel 122
The the first reflux branch pipe being connected to of case 21 and the second reflux branch pipe being connected to cold water storage cistern 22.Boiler 21 and the first reflux branch pipe are logical
An inlet valve 61 connection is crossed, cold water storage cistern 22 is connected to the second reflux branch pipe by another inlet valve 61.Two inlet valves 61 are and institute
State the electrical connection of temperature control system 30.Temperature control system 30 controls the connection of boiler 21 and liquid heat exchange channel 122 by inlet valve 61
And disconnection, and the connection and disconnection of control cold water storage cistern 22 and liquid heat exchange channel 122.Specifically, temperature control system 30 can lead to
Cross the leaving water temperature that the modes such as infrared radiation thermometer obtain liquid heat exchange channel 122.When the leaving water temperature in liquid heat exchange channel 122 is high
Inlet valve 61 when the water temperature average value of 22 the two of boiler 21 and cold water storage cistern, on the control of temperature control system 30 first reflux branch pipe
It opens, flows into the water in return pipe 60 in boiler 21.On the contrary, when the leaving water temperature in liquid heat exchange channel 122 is lower than warm
When the water temperature average value of 22 the two of water tank 21 and cold water storage cistern, the inlet valve 61 on the control of temperature control system 30 second reflux branch pipe is opened
It opens, flows into the water in return pipe 60 in cold water storage cistern 22.It is understood that in the above case said, wherein at an inlet valve 61
When open state, another inlet valve 61 is then in close state.But when the leaving water temperature in liquid heat exchange channel 122 is equal to hot water
When the water temperature average value of 22 the two of case 21 and cold water storage cistern, two inlet valves 61 can be opened simultaneously, or are only opened wherein any
One inlet valve 61, so that the water in return pipe 60 flows at least one of boiler 21 and cold water storage cistern 22.
In the utility model, temperature control system 30 can monitor the temperature of battery core 11 in real time, control liquid by the temperature of monitoring
Fluid temperature in body heat exchanger channels 122, and the flow of control liquid, or even when the temperature of battery core 11 is uncontrollable to BMS
Send out alarm command, request power-off etc..Further, it please refers to shown in Fig. 7, temperature control system 30 includes water tank control unit 32 and control
Assembly case 31 processed.Control assembly case 31 is electrically connected with battery core 11, and water tank controls unit 32 and is electrically connected with control assembly case 31.Control
Assembly case 31 can monitor the temperature of battery core 11 in real time, and can control unit 32 by water tank and remove control boiler 21 and cold
The opening and closing of water tank 22, and the flow etc. of control electronic water pump 40.
The temprature control method of the battery system is also disclosed in the utility model embodiment, please refers to shown in Fig. 8, and Fig. 8 is this
The flow diagram of one embodiment of temprature control method of utility model battery system.The temprature control method of the battery system 1
The following steps are included:
S1: the actual temperature T of battery core 11 is obtained1；
Temperature control system 30 is firstly the need of the actual temperature T for obtaining battery core 111.Specifically, temperature control system 30 has and battery core
The temperature sensor of 11 connections, temperature sensor can measure the actual temperature of multiple battery cores 11.Certainly, in other embodiments
In, temperature control system 30 can obtain the actual temperature T of battery core 11 by other ways such as infrared measurement of temperature1。
S2: judge temperature T1Whether the optimal operating temperature range T of battery core 11 is in0, wherein T0∈[Ta,Tb]；
If so, returning to step S1；
If it is not, then continuing to execute step S3；
The actual temperature T of the acquisition battery core 11 of temperature control system 301Afterwards, temperature T is then judged1It is whether best in battery core 11
Operating temperature range T0, wherein T0∈[Ta,Tb].In the present embodiment, TaIt is T0Minimum value, Ta20 DEG C are taken, TbIt is T0's
Maximum value, TbTake 30 DEG C.It is understood that the optimum working temperature range of battery core also can be due to battery system difference
Difference, therefore, in other embodiments, T0Other temperature ranges can be taken.As the actual temperature T of battery core 111In optimal work
Make temperature range T0, illustrate that, it is not necessary that battery core 11 is heated or cooled down, temperature control system 30 can return to step S1: obtaining electricity
The actual temperature T of core 111.As the actual temperature T of battery core 111It is not at optimal operating temperature range T0, illustrate to need to battery core
11 are heated or are cooled down, and temperature control system 30 will continue to execute the step of battery core 11 is heated or cooled down.
S3: judge temperature T1Whether the optimal operating temperature range T of battery core 11 is exceeded0；
S4: by the lower water temperature of inlet tube 50 to T2, T0、T1And T2Meet following relationship between three:
Wherein, as temperature T1Less than TaWhen, T2>T0>T1, the water in heating devices heat cistern assembly 20 is controlled to temperature
T2, and cistern assembly unlatching is controlled, to be T to the inlet tube delivery temperature2Water flow；
As temperature T1Greater than TbWhen, T2<T0<T1, the water in cooling device cooling water tank component 20 is controlled to temperature T2, and control
Cistern assembly processed is opened, to be T to the inlet tube delivery temperature2Water flow；
S5: the water flow for controlling the inlet tube 50 is delivered to the liquid heat exchange channel 122.
It is understood that the environment of severe cold can make the temperature of battery core 11 be lower, and the environment of heat and battery core 11
Fever in body charge and discharge process all can be such that the temperature of battery core 11 gets higher, and the temperature of battery core 11, which is lower or gets higher, may all make electricity
The actual temperature T of core 111Beyond the optimal operating temperature range T of battery core 110.As temperature T1Less than TaWhen, illustrate battery core 11 at this time
Actual temperature it is relatively low, temperature control system 30 needs for the water temperature in liquid heat exchange channel 122 to be turned up, with by heat exchanger plates 12 to battery core
11 are heated, and therefore, control the water in heating devices heat cistern assembly 20 to temperature T2, and control cistern assembly 20 and open
It opens, to be T to 50 delivery temperature of inlet tube2Water flow, at this point, T2>T0>T1；As temperature T1Greater than TbWhen, illustrate battery core 11 at this time
Actual temperature it is higher, temperature control system 30 needs the water temperature by liquid heat exchange channel 122 to turn down, with by heat exchanger plates 12 to battery core
11 cool down, and therefore, control the water in cooling device cooling water tank component 20 to temperature T2, and control cistern assembly 20 and open
It opens, to be T to 50 delivery temperature of inlet tube2Water flow, at this point, T2<T0<T1。
In technical solutions of the utility model, temperature control system real time monitoring and the actual temperature T for obtaining battery core1, and judge
Temperature T1Whether the optimal operating temperature range T of battery core is in0.As the actual temperature T of battery core1In the optimal work temperature of battery core
Spend range T0When, temperature control system does not control inlet tube and conveys liquid to liquid heat exchange channel, and continues to monitor the practical temperature of battery core
Spend T1.As the actual temperature T of battery core1Beyond the optimal operating temperature range T of battery core0When, temperature control system calculates and regulating tank group
The water temperature of part, and so that the flowing water of preference temperature is flowed through liquid heat exchange channel and exchange heat with thermal conductivity pipeline, then pass through thermal conductivity again
Pipeline exchanges heat to battery core, so that real heated or cooled down to battery core.The utility model can be such that the temperature of battery core maintains
In optimal operating temperature range, so that battery core be made to keep good working order.
Further, further comprising the steps of after the step S4 and before the step S5:
S41: when the water temperature of inlet tube 50 is T2When flow with electronic water pump 40 on inlet tube 50 is maximum value, electricity is calculated
Core 11 is restored to optimum working temperature range T0Required time t1；
S42: judge t1Whether preset time t is greater than0, if so, improving T2With T0Between temperature difference T.
It is understood that be restored to battery core 11 as early as possible in optimal operating temperature range, it can be by electronic water pump 40
Flow adjust to maximum value, pressure threshold value of certain maximum value no more than liquid heat exchange channel 122 and cistern assembly 20.
When the flow of electronic water pump 40 is maximum value, temperature control system 30 calculates battery core 11 and is restored to optimum working temperature range T0It is required
Want time t1.Work as t1Greater than preset time t0, illustrate that maximum stream flow can not be in short time t1Battery core 11 is inside set to restore best effort
Temperature range T0, at this point, the control of temperature control system 30 improves T2With T0Between temperature difference T.That is the control of temperature control system 30 improves hot water
Temperature or reduce cold water temperature, with make as early as possible battery core 11 heat up or cooling.
Alternatively, further comprising the steps of after the step S4 and before the step S5:
By T1With TmIt is compared, and by T1With TnIt is compared,
Work as Tn≤T1≤TmWhen, the flow for being set to electronic water pump 40 on the inlet tube 50 is adjusted to Q0；
As temperature T1≥TmWhen, the flow for being set to electronic water pump 40 on the inlet tube 50 is adjusted to Q1；
As temperature T1≤TnWhen, the flow for being set to electronic water pump 40 on the inlet tube 50 is adjusted to Q2。
Wherein, Tm=T0+ 5 DEG C, Tn=T0- 5 DEG C, Q1>Q0>=0, Q2>Q0≥0。
Battery core 11 and the pressure of cistern assembly 20 can be made excessive it is understood that the water flow of inlet tube 50 is excessively high, into
The water flow of liquid pipe 50 is too small and is unfavorable for exchanging heat to battery core 11, therefore, generally passes through electronic water pump 40 for inlet tube 50
Water flow control in stable range.But work as the temperature T of battery core 111When excessively deviateing its optimum working temperature, temperature control system
System 30 can properly increase the water flow of inlet tube 50 by electronic water pump 40, to accelerate that battery core 11 is heated or cooled down.Tool
Body, set preset temperature TmAnd Tn, wherein Tm=T0+ 5 DEG C, Tn=T0-5℃.Work as Tn<T1<TmWhen, inlet tube 50 will be set to
The flow of upper electronic water pump 40 is adjusted to Q0；As temperature T1≥TmWhen, the stream of electronic water pump 40 on the inlet tube 50 will be set to
Amount is adjusted to Q1, and Q1>Q0；As temperature T1≤TnWhen, the flow for being set to electronic water pump 40 on the inlet tube 50 is adjusted
To Q2, and Q2>Q0.Certainly, flow Q1And Q2No more than the pressure threshold value of battery core 11 and cistern assembly 20.It is understood that
Being can be multiple class by the flow set of electronic water pump 40, temperature control system 30 can be according to the temperature T of battery core 111Deviate
Its optimum working temperature T0Degree, control electronic water pump 40 be adjusted to corresponding class, to adjust inlet tube 50 to liquid
The flow of 122 feed flow of heat exchanger channels.
In another embodiment of the utility model, cistern assembly 20 further includes boiler 21 and cold water storage cistern 22, the step
Rapid S4 is further comprising the steps of:
Obtain the water temperature T of boiler 21hWith the water temperature T of cold water storage cistern 22c；
As temperature ThLess than T2When, control heater carries out being heated to T to the water of boiler 21h=T2Afterwards, boiler is controlled
21 open and to 50 delivery temperature of inlet tube be T2Water flow；
As temperature TcGreater than T2When, control water chiller carries out being cooled to T to the water of cold water storage cistern 22c=T2Afterwards, cold water is controlled
Case 22 open and to 50 delivery temperature of inlet tube be T2Water flow.
It is understood that when the water temperature T in boiler 21hLower than required temperature T2When, temperature control system 30 is to boiler 21
In water carry out being heated to Th=T2, specifically, the water in boiler 21 is heated by controlling heater；Work as cold water storage cistern
Water temperature T in 22cHigher than required temperature T2When, temperature control system 30, which can control, to carry out the water in cold water storage cistern 22 to be cooled to Tc=T2,
Specifically, the water in cold water storage cistern 21 is heated by controlling water chiller.When the water temperature of boiler 21 or cold water storage cistern 22 arrives
Up to required temperature T2When, temperature control system 30 is just corresponding to open corresponding boiler 21 or cold water storage cistern 22, to prevent from not reaching institute
The liquid of temperature is needed to enter in liquid heat exchange pipe 122.
Further, further include step S6 after the step S5:
Obtain the leaving water temperature T in liquid heat exchange channel 1223；
Judge leaving water temperature T3Whether (T is greater thana+Tb)/2；
As temperature T3Greater than (Ta+TbThe water outlet of)/2, control liquid heat exchange channel 122 enters boiler 21；
As temperature T3Less than (Ta+TbThe water outlet of)/2, control liquid heat exchange channel 122 enters cold water storage cistern 22；
As temperature T3Equal to (Ta+TbThe water outlet of)/2, control liquid heat exchange channel 122 enters cold water storage cistern 22 and boiler 21
At least one of.
Specifically, temperature control system 30 can obtain the leaving water temperature in liquid heat exchange channel 122 by modes such as infrared measurement of temperature
T3.The water outlet in liquid heat exchange channel 122 can be back to boiler 21 and/or cold water storage cistern 22 by return pipe 60.Return pipe 60
Including be connected to the liquid outlet in liquid heat exchange channel 122 return main, be connected to boiler 21 first reflux branch pipe and
The second reflux branch pipe being connected to cold water storage cistern 22.Boiler 21 is connected to the first reflux branch pipe by an inlet valve 61, cold water storage cistern
22 are connected to the second reflux branch pipe by another inlet valve 61.Two inlet valves 61 are electrically connected with temperature control system 30.When liquid changes
The leaving water temperature T of the passage of heat 1223Higher than the water temperature average value (T of both cold water storage cistern 22 and boiler 21a+TbWhen)/2, temperature control system
Inlet valve 61 on 30 control the first reflux branch pipe of system is opened, and the water outlet in control liquid heat exchange channel 122 enters boiler 21.Phase
Instead, as the leaving water temperature T in liquid heat exchange channel 1223Lower than the water temperature average value (T of both cold water storage cistern 22 and boiler 21a+
TbWhen)/2, the inlet valve 61 on the control of temperature control system 30 second reflux branch pipe is opened, and the water in return pipe 60 is made to flow into cold water storage cistern
In 22.As the leaving water temperature T in liquid heat exchange channel 1223Equal to the water temperature average value (T of both cold water storage cistern 22 and boiler 21a+
TbWhen)/2, temperature control system 30 controls two inlet valves 61 and all opens, or only opens wherein any one inlet valve 61, so that
Water in return pipe 60 flows at least one of cold water storage cistern 22 and boiler 21.
The utility model also proposes a kind of electric vehicle.The electric vehicle includes above-mentioned battery system 1, battery system 1 it is specific
Structure and temprature control method please refer to above-described embodiment.Since the electric vehicle uses whole technologies of above-mentioned all embodiments
Scheme, therefore at least all beneficial effects brought by the technical solution with above-described embodiment, this is no longer going to repeat them.It can
With understanding, which can be electric car, battery-operated motor cycle or electrodynamic balance vehicle etc.
The utility model also proposes a kind of network system.The network system includes above-mentioned battery system 1, battery system 1
Specific structure and temprature control method please refer to above-described embodiment.Since the network system uses the complete of above-mentioned all embodiments
Portion's technical solution, therefore at least all beneficial effects brought by the technical solution with above-described embodiment, herein no longer one by one
It repeats.It is understood that the network system can be smart electric grid system, wind power system or solar energy system etc..
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of battery system characterized by comprising
Multiple battery cores；
Heat-exchanger rig, the heat-exchanger rig include multiple heat exchanger plates, and the heat exchanger plates to the battery core to exchange heat, the heat exchange
There is closed thermal conductivity pipeline on plate, be filled with heat-transfer working medium in the thermal conductivity pipeline, and be provided with liquid on the heat exchanger plates
Heat exchanger channels；
Cistern assembly, the cistern assembly are connected to by inlet tube with the liquid heat exchange channel, the cistern assembly to for
The liquid heat exchange channel provides hot water or cold water；
Temperature control system connects the battery core and the cistern assembly, and the temperature control system is to monitor and obtain the electricity in real time
The temperature of core, and the water temperature in the liquid heat exchange channel is adjusted according to the temperature of the battery core, to exchange heat to the battery core.
2. battery system as described in claim 1, which is characterized in that multiple heat exchanger plates are in be intervally arranged, multiple described
Battery core arranges to form multiple battery cores row, and at least battery core row described in sandwiched one, the liquid change between the heat exchanger plates of adjacent two
The passage of heat penetrates through the both ends of the heat exchanger plates.
3. battery system as described in claim 1, which is characterized in that the heat exchanger plates are U-shaped heat exchanger plates, the heat-exchanger rig
It is integrally formed by multiple connected U-shaped heat exchanger plates, alternatively,
The heat-exchanger rig is integrally formed by multiple end to end heat exchanger plates, and multiple battery cores arrange to form multiple electricity
Core group, the battery core group are located between the heat exchanger plates of adjacent two,
The liquid heat exchange channel extends along the overbending direction of the heat-exchanger rig and penetrates through the both ends of the heat-exchanger rig, institute
It is parallel with the filling channel of heat-transfer working medium to state liquid heat exchange channel.
4. battery system as described in claim 1, which is characterized in that the battery system further includes electronic water pump, the electricity
Sub- water pump is set on the inlet tube, and the temperature control system is electrically connected with the electronic water pump, and the temperature control system passes through described
Electronic water pump controls the flow of the inlet tube.
5. battery system as claimed in claim 4, which is characterized in that the battery system further includes heater and water cooling unit
Group, the cistern assembly include boiler and cold water storage cistern, and the heater is connect with the boiler, the water chiller and institute
Cold water storage cistern connection is stated, the heater is to heat the water in the boiler, and the water chiller is to described
Water in cold water storage cistern cools down.
6. battery system as claimed in claim 5, which is characterized in that the inlet tube includes and the liquid heat exchange channel
The water inlet supervisor of liquid inlet connection, the first exit branch being connected to the boiler and be connected to the cold water storage cistern second
Exit branch, the boiler are connected to first exit branch by an outlet valve, and the cold water storage cistern goes out with described second
Water branch pipe is connected to by another outlet valve, and two outlet valves are electrically connected with the temperature control system, and the temperature control system passes through
The outlet valve controls the opening and closing of the boiler and the cold water storage cistern.
7. battery system as claimed in claim 6, which is characterized in that be additionally provided with back between the battery core and the cistern assembly
The liquid outlet of flow tube, the liquid heat exchange channel is connected to by the return pipe with the cold water storage cistern and/or boiler.
8. battery system as claimed in claim 7, which is characterized in that the return pipe includes and the liquid heat exchange channel
The return main of liquid outlet connection, the first reflux branch pipe being connected to the boiler and be connected to the cold water storage cistern second
Flow back branch pipe, and the boiler is connected to the first reflux branch pipe by an inlet valve, the cold water storage cistern and described second time
Stream branch pipe is connected to by another inlet valve, and two inlet valves are electrically connected with the temperature control system, and the temperature control system passes through
The inlet valve controls the connection and disconnection of the boiler Yu the return pipe, and the control cold water storage cistern and the reflux
The connection and disconnection of pipe.
9. a kind of electric vehicle, which is characterized in that including battery system as claimed in any of claims 1 to 8 in one of claims.
10. a kind of network system, which is characterized in that including battery system as claimed in any of claims 1 to 8 in one of claims, institute
Stating network system is smart electric grid system, wind power system or solar energy system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920150525.1U CN209249634U (en) | 2019-01-28 | 2019-01-28 | Battery system, electric vehicle and network system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109802195A (en) * | 2019-01-28 | 2019-05-24 | 深圳市嘉名科技有限公司 | Battery system and temperature control method thereof |
| CN112421151A (en) * | 2020-11-17 | 2021-02-26 | 华人运通(江苏)动力电池系统有限公司 | Temperature equalization method and temperature management system |
-
2019
- 2019-01-28 CN CN201920150525.1U patent/CN209249634U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109802195A (en) * | 2019-01-28 | 2019-05-24 | 深圳市嘉名科技有限公司 | Battery system and temperature control method thereof |
| CN112421151A (en) * | 2020-11-17 | 2021-02-26 | 华人运通(江苏)动力电池系统有限公司 | Temperature equalization method and temperature management system |
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Effective date of registration: 20220519 Address after: 400000 No. 107, datagu Middle Road, Xiantao street, Yubei District, Chongqing Patentee after: Chongqing Three Gorges Times Energy Technology Co.,Ltd. Address before: 518000 Shanghai Automobile Building 1106, 4050 Nanhai Avenue, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN KARMING TECHNOLOGIES CO.,LTD. |
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Address after: 400000 No. 107, datagu Middle Road, Xiantao street, Yubei District, Chongqing Patentee after: Chongqing Gengchen Energy Technology Co.,Ltd. Country or region after: China Address before: 400000 No. 107, datagu Middle Road, Xiantao street, Yubei District, Chongqing Patentee before: Chongqing Three Gorges Times Energy Technology Co.,Ltd. Country or region before: China |