CN204425054U - A kind of renewable energy source module - Google Patents
A kind of renewable energy source module Download PDFInfo
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- CN204425054U CN204425054U CN201420868944.6U CN201420868944U CN204425054U CN 204425054 U CN204425054 U CN 204425054U CN 201420868944 U CN201420868944 U CN 201420868944U CN 204425054 U CN204425054 U CN 204425054U
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Abstract
The utility model discloses a kind of renewable energy source module, this module comprises: energy acquisition layer, energy management layer and energy storage layer, wherein: energy acquisition layer, energy management layer and energy storage layer are electrically connected; Energy acquisition layer gathers regenerative resource and is translated into the energy existed with electrical energy form; Described Energy Transfer stores to energy storage layer by energy management layer, and the operating state for energy acquisition layer and energy storage layer and renewable energy source module carries out managing and controlling, and receives external signal and exports internal signal; Energy storage layer is configured with electric energy input/output port, for storing the energy that receives and exporting to energy management layer.The utility model passes through management and the control of energy management layer, regenerative resource is gathered, regulate conversion, store, discharge, regulate and distribute and condition monitoring, and as an independently device, application system can be made stably to obtain from natural environment and energy needed for storage work.
Description
Technical field
The utility model has about field of renewable energy technology, especially a kind of renewable energy source module.
Background technology
Along with the progress of scientific and technological level, the develop rapidly of microelectric technique, radiotechnics, the electronic products such as mobile phone, mp3, digital camera, notebook computer enrich greatly and facilitate the live and work of people.But in Power supply field, still take traditional energy-provision way, namely utilize chemical energy battery as main energy supply device.Although chemical energy battery because of its easily feature be widely used, but it needs often to change or charging, and the increasing pressure of energy demand is large, simultaneously, the problems such as waste material, contaminated environment, recovery difficulty also become increasingly conspicuous, and this occurs with regard to the novel energy-provision way of an urgent demand.
As everyone knows, primary energy comprises regenerative resource and the large class of non-renewable energy two, wherein, regenerative resource comprises solar energy, waterpower, wind-force, biomass energy, wave energy, tidal energy, ocean thermal energy etc., and these regenerative resources can circular regeneration at nature.Chemical energy battery manifesting as the traditional energy energy supply problem of main energetic feeding mechanism is utilized along with above-mentioned, the development and utilization of regenerative resource becomes more and more important, and regenerative resource has played important effect, such as Internet of Things, intelligent sensing network, smart mobile phone peripheral hardware, wearable device, vehicle intelligent equipment, Smart Home kind equipment, health care kind equipment, field monitoring, military equipment etc. in field more and more widely.
But for the intelligent terminal of the required energy rank such as wearable device, radio sensing network equipment at below 1W, at present in the renewable energy utilization process of these intelligent terminals, the collection of regenerative resource, to store and regulate and distribute problem be carried out processing respectively by the different piece of system, this will bring, and system complex, energy transition rate are low, not easy of integration, high cost shortcoming, thus limit the extensive use of regenerative resource in this kind equipment.In addition, because regenerative resource is easily subject to the impact of external environmental factor, therefore exporting change is indefinite, needs new solution to improve energy acquisition efficiency.
Utility model content
In order to solve the above-mentioned technical problem existed in prior art, the utility model proposes a kind of renewable energy source module, this module is by introducing the energy management layer be electrically connected with energy acquisition layer and energy storage layer respectively, and by energy management layer for energy acquisition layer, the management of energy storage layer and whole renewable energy source module and control, can gather for regenerative resource, regulate and transform, store, release, regulate and distribute and condition monitoring, and as an independently device, the utility model can make application system stably obtain from natural environment and energy needed for storage work.
The utility model provides a kind of renewable energy source module, and this module comprises: energy acquisition layer, energy management layer and energy storage layer, wherein:
Described energy acquisition layer, to be electrically connected between energy management layer and energy storage layer;
Described energy acquisition layer gathers regenerative resource, and is translated into the energy existed with electrical energy form;
The Energy Transfer that described energy acquisition layer collects by described energy management layer to described energy storage layer stores, for described energy acquisition layer and energy storage layer input or output and the state of renewable energy source module carries out managing and controlling, receive external input signal and externally export and control and status signal, and the electric energy that described energy storage layer stores is exported away;
Described energy storage layer is configured with electric energy input and output port, according to the control of described energy management layer, is stored the energy received by power input, and gives described energy management layer by electric energy output end mouth by Energy transmission.
Alternatively, described regenerative resource at least comprises one or more in luminous energy, piezoelectric energy, thermoelectric energy, electromagnetic induction energy, body kinetic energy energy, bioelectricity energy, environmental noise energy.
Alternatively, described energy acquisition layer comprises one or more layers energy acquisition sublayer, and/or described energy management layer comprises one or more layers energy management sublayer, and/or described energy storage layer comprises one or more layers stored energy sublayer, each energy acquisition sublayer and stored energy sublayer respectively to the corresponding electrical connection in described energy management sublayer.
Alternatively, the regenerative resource that gathers of described energy acquisition sublayer is identical or different.
Alternatively, described energy management layer is made up of the circuit board of the described electronic component of electronic component, control chip and installation and control chip.
Alternatively, described circuit board is flexible or inflexibility circuit board.
Alternatively, each rete of described renewable energy source module is combined by the common substrate based on polyimide material.
Alternatively, described energy storage layer is can discharge and recharge class charge storage unit.
Alternatively, also comprise outer enclosure layer, described outer enclosure layer carries out encapsulation parcel for described energy acquisition layer, energy management layer and energy storage layer.
Alternatively, described energy management layer comprises cold start-up charge pump unit, electrical energy parameter converting unit, charge and discharge protecting administrative unit, MPPT maximum power point tracking control unit, stand-by power source administrative unit, voltage stabilizing output unit, system monitoring transmission unit and central control unit, wherein: described cold start-up charge pump unit, when described renewable energy source module is in initial condition, provides cumulative function; Described electrical energy parameter converting unit carries out changing and regulating for the electrical energy parameter that described energy acquisition layer exports, and produces high level charge pulse signal to mate the requirement of described energy storage layer for storage of electrical energy desired parameters; The operating voltage of energy storage layer described in described charge and discharge protecting administrative unit Real-Time Monitoring, according to the operational voltage value of described energy storage layer, the charging input or the electric discharge that control described energy storage layer export; Described MPPT maximum power point tracking control unit utilizes MPPT maximum power point tracking to control the output voltage of described energy acquisition layer, to improve the delivery efficiency of described energy acquisition layer; Described stand-by power source administrative unit monitors the intensity of the multiple stand-by electric energy existed in the system of extraneous regenerative resource and described regenerative resource module application, and record monitoring result think described central control unit the energy intelligence switch decision parameters are provided; Described voltage stabilizing output unit carries out voltage stabilizing and pressure regulation operation with the requirement reaching operating voltage for the output of described energy storage layer; Described system monitoring transmission unit is monitored for the operating state of whole renewable energy source module, and is sent by wired or wireless mode monitoring the data obtained; Described central control unit is connected with unit, is used between multiple energy source for subsequent use and carries out intelligence switching, and control unit and coordinate.
Technique scheme of the present utility model has following beneficial effect:
1, the utility model renewable energy source module is by introducing the energy management layer be electrically connected with energy acquisition layer and energy storage layer respectively, and by energy management layer for the management of energy acquisition layer, energy storage layer and whole renewable energy source module and control, the collection during regenerative resource is used, regulate and transforms, store, discharge, regulate and distribute and unify to realize in one apparatus with condition monitoring function;
2, the utility model is while raising renewable energy resources transfer ratio, unnecessary stored energy is got up, is discharged when needs, thus substantially increase the service efficiency of regenerative resource;
3, the utility model renewable energy source module is made up of energy acquisition layer, energy management layer and energy storage layer, additionally use film superposition in one embodiment, substrate merges and the new ideas of qualitative encapsulation, new technology, makes renewable energy source module of the present utility model possess the physical characteristic of ultra-thin flexible;
4, due in technical solutions of the utility model, energy acquisition and storage are integrated in one, thus can reduce regenerative resource loss of producing in transmission storing process;
5, regenerative resource can be provided to utilize the real-time monitoring in process;
6, the utility model is not limited to collection for single kind regenerative resource and management, also can carry out gathering and managing for multiple types regenerative resource simultaneously, thus improves the scope of application and the energy acquisition ability of regenerative resource;
7, the utility model can not only solve the problem of the continuous energy supply of intelligent terminal, but also can play the effect of protection of the environment, decreasing pollution;
8, the utility model significantly can reduce the overall cost of final integrated equipment, reduces system integration complexity;
9, the utility model significantly can reduce the installation and maintenance expense of final integrated equipment.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of the renewable energy source module according to the utility model one embodiment;
Fig. 2 is the decomposing schematic representation of each film layer structure of renewable energy source module according to the utility model one embodiment;
Fig. 3 is the structural representation of the energy management layer according to the utility model one embodiment;
Fig. 4 is the schematic diagram low voltage signal that energy acquisition layer exports being converted to high voltage pulse signal;
Fig. 5 is the cross section structure schematic diagram of the renewable energy source module according to another embodiment of the utility model;
Fig. 6 is the main membrane Rotating fields decomposing schematic representation of the renewable energy source module based on luminous energy according to the utility model one embodiment;
Fig. 7 is the main membrane Rotating fields decomposing schematic representation of the renewable energy source module based on piezoelectric energy according to the utility model one embodiment;
Fig. 8 is the main membrane Rotating fields decomposing schematic representation of the renewable energy source module based on thermoelectric energy according to the utility model one embodiment;
Fig. 9 is the main membrane Rotating fields decomposing schematic representation of the renewable energy source module based on electromagnetic induction energy according to the utility model one embodiment;
Figure 10 is the cross section structure schematic diagram of the renewable energy source module according to another embodiment of the utility model;
Figure 11 is the cross section structure schematic diagram of the renewable energy source module according to another embodiment of the utility model;
Figure 12 is the cross section structure schematic diagram of the renewable energy source module according to another embodiment of the utility model;
Figure 13 be according to each rete of the utility model one embodiment in conjunction with schematic diagram;
Figure 14 be according to each rete of another embodiment of the utility model in conjunction with schematic diagram.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the utility model is further described.
The utility model provides a kind of renewable energy source module, Fig. 1 is the cross section structure schematic diagram of the renewable energy source module according to the utility model one embodiment, Fig. 2 is the decomposing schematic representation of each film layer structure of the utility model renewable energy source module, as depicted in figs. 1 and 2, in this embodiment, described renewable energy source module comprises energy acquisition layer 2, energy management layer 3 and energy storage layer 4, wherein:
Described energy acquisition layer 2, electrical connection between energy management layer 3 and energy storage layer 4;
Described energy acquisition layer 2 gathers regenerative resource, and is translated into the energy existed with electrical energy form;
Wherein, described regenerative resource includes but not limited to the regenerative resources such as luminous energy (Photovoltaic Energy), piezoelectric energy (Piezoelectric Energy), thermoelectric energy (Thermoelectric Energy), electromagnetic induction energy (Magnetic induction Energy), body kinetic energy energy (Kinetic Energy), bioelectricity energy (Bio-energy), environmental noise energy (Environment Noise Energy), particularly, described luminous energy comprises the luminous energy of outdoor sunshine and room lighting generation; Piezoelectricity comprises the energy of vibrations and pressure distortion generation; Thermoelectricity comprises the energy of human body environment's temperature difference and the generation of the object temperature difference; Electromagnetic induction comprises the energy that cutting magnetic line effect, radio signal source and electromagnetic interference because vibrations produce produce; Described body kinetic energy energy comprises the energy utilizing body kinetic energy to produce; Described bioelectricity energy comprises the energy utilizing bioelectric mode to produce; Described environmental noise energy comprises the energy utilizing environmental noise to produce.
It should be noted that, the application of regenerative resource in the technical fields such as Internet of Things and mobile computing communication is also only in the starting stage, the Land use systems of new regenerative resource is in continuous appearance, hereinafter, the utility model is only to have possessed four kinds of regenerative resources of commercialization and scale production quantities at present, namely luminous energy, piezoelectric energy, thermoelectric energy, electromagnetic induction energy, be described, to reach the object being beneficial to practical application.But those skilled in the art should understand, the utility model renewable energy source module can carry out the amendment that can expect, equivalent replacement or improvement, to carry out gathering, manage and storing for other regenerative resources according to the needs of the difference of renewable energy type and practical application.
The Energy Transfer that described energy acquisition layer 2 collects by described energy management layer 3 to described energy storage layer 4 stores, for described energy acquisition layer 2 and energy storage layer 4 input or output and the state of renewable energy source module carries out managing and controlling, receive external input signal and externally export and control and status signal, and the electric energy that described energy storage layer 4 stores is exported away;
Fig. 3 is the structural representation of the energy management layer 3 according to the utility model one embodiment, as shown in Figure 3, in the utility model one embodiment, described energy management layer 3 comprises cold start-up charge pump unit (Cold Start Charge Pump Unit), electrical energy parameter converting unit (Power BoostUnit), charge and discharge protecting administrative unit (Battery Controller Unit), MPPT maximum power point tracking control unit (MPPT Controller Unit), stand-by power source administrative unit (Backup PowerController Unit), voltage stabilizing output unit (Low Dropout Regulator Unit), system monitoring transmission unit (Sensing and Communication Unit) and central control unit, wherein:
Described cold start-up charge pump unit is used for being in initial condition at described renewable energy source module, namely during inner Zero-energy state, provides cumulative function, namely charges, to provide primary power source to the electric capacity of described cold start-up charge pump unit inside;
The electrical energy parameter that described electrical energy parameter converting unit is used for exporting for described energy acquisition layer 2 carries out changing and regulating, and produces high level charging pulse to mate the requirement of described energy storage layer 4 for storage of electrical energy desired parameters;
Particularly, the electrical energy parameter exported due to described energy acquisition layer 2 does not often mate with the charge parameter required for described energy storage layer 4, such as, if described energy acquisition layer 2 is photovoltaic film, and gather when intensity of illumination is 500Lux and the output electrical energy parameter be converted to be respectively 1.1V and ~ 0.39mA, and when described energy storage layer 4 is for solid lithium ion charging film, its charging needed for electrical energy parameter be then 4.2V and > 0.1mA, clearly, both do not mate.In order to the stored energy that described energy acquisition layer 2 can be collected is to described energy storage layer 4, described electrical energy parameter converting unit needs the electrical energy parameter exported for described energy acquisition layer 2 to adjust, to meet the requirement of described energy storage layer 4 for charge parameter, such as, convert the low voltage signal that described energy acquisition layer 2 exports to high voltage pulse signal, as shown in Figure 4, in Fig. 4, V
hrepresent the voltage that described energy acquisition layer 2 outputs signal, V
crepresent the charging voltage required by described energy storage layer 4, V
prepresent the voltage of the pulse signal obtained after described electrical energy parameter converting unit conversion.
Described charge and discharge protecting administrative unit is used for the operating voltage of energy storage layer 4 described in Real-Time Monitoring, according to the operational voltage value of described energy storage layer 4, the charging input or the electric discharge that control described energy storage layer 4 export, and the excessive discharge and recharge being described energy storage layer 4 provides dynamic protection;
Particularly, namely described energy storage layer 4 reaches maximum operating voltage after charging complete, if now continue to charge to described energy storage layer 4, will cause irremediable damage, namely so-calledly to overcharge to it, on the other hand, its operating voltage will lower than minimum allowable voltage after continuous discharge for described energy storage layer 4, if now continue electric discharge, also irremediable damage will be caused to described energy storage layer 4, in order to avoid the damage caused for described energy storage layer 4 due to excessive discharge and recharge, described charge and discharge protecting administrative unit is by the operating voltage of energy storage layer described in Real-Time Monitoring 4, when monitoring finds that the operating voltage of described energy storage layer 4 is higher than maximum operating voltage, or during lower than minimum allowable voltage, charging input (preventing from overcharging) or the electric discharge that then disconnect described energy storage layer 4 immediately export (preventing over-discharge can).
Described MPPT maximum power point tracking control unit is used for utilizing MPPT maximum power point tracking (MaximumPower Point Tracking, MPPT) to control the output voltage of described energy acquisition layer 2, to improve the delivery efficiency of described energy acquisition layer 2;
MPPT maximum power point tracking refers to, the power stage of regenerative resource collection can reach maximum when a certain specific output voltage, usually this certain electric pressure point is called maximum power point, wherein, the maximum power point of different regenerative resource can be different, such as photovoltaic regenerative resource, its maximum power point is generally between the 70%-80% of open circuit voltage, wherein, open circuit voltage refers to the output voltage that regenerative resource is measured when output circuit disconnects (namely not having load); For heat energy regenerative resource, its maximum power point is generally between the 60%-70% of open circuit voltage.And the object of MPPT is exactly ensure that described energy acquisition layer 2 output voltage stabilization is operationally at maximum power point.For photovoltaic regenerative resource, suppose that the open circuit voltage of photovoltaic regenerative resource acquisition layer is 1.2V, through converting, can learn that the output voltage of its maximum power point is 1.2*80%=0.96V, so MPPT control circuit will by the load impedance of adjustment self (wherein, MPPT control circuit is formed with described energy acquisition layer 2 and is connected, MPPT control circuit can think loading section), control the output voltage of described energy acquisition layer 2, thus make the output voltage stabilization of described energy acquisition layer 2 at 0.96V.Experimentally compare calculating, MPPT can make the delivery efficiency of described energy acquisition layer 2 improve 30%-40%.
Described voltage stabilizing output unit is used for carrying out voltage stabilizing and pressure regulation operation with the requirement reaching operating voltage for the output of described energy storage layer 4, in application system, usually different requirements is had to operating voltage, and in certain current range, voltage needs to remain unchanged, with regard to being used to, described voltage stabilizing output unit ensures that the output voltage of renewable energy source module meets the requirement of system operating voltage.
Described stand-by power source administrative unit is for monitoring the intensity of the multiple stand-by electric energy existed in the system of extraneous regenerative resource and described regenerative resource module application, and record monitoring result and think that the energy intelligence of described central control unit switches decision parameters are provided, thus optimize the efficiency of regenerative resource power conversion;
Described system monitoring transmission unit is used for monitoring for the operating state of whole renewable energy source module, and sent by wired or wireless mode monitoring the data obtained, in the application being feature with Internet of Things and cloud computing, the energy using state of each node can be analyzed by large data technique;
Described central control unit and above-mentioned unit; namely be connected with described cold start-up charge pump unit, electrical energy parameter converting unit, charge and discharge protecting administrative unit, MPPT maximum power point tracking control unit, stand-by power source administrative unit, voltage stabilizing output unit and system monitoring transmission unit; switch for carrying out intelligence between multiple energy source for subsequent use; and above-mentioned unit is controlled and coordinated, thus ensure that described energy resource collecting layer 2 and energy storage layer 4 can normally work and run.
The switching of so-called energy source intelligence refers to, the energy source except regenerative resource is there is in the system of described regenerative resource module application, such as, the reserve battery of system self or external direct current power supply, can the normal work of back-up system time, described central control unit can, according to practical situations, dynamically select energy source to power to system.Such as, suppose that intelligent terminal also carries reserve battery simultaneously, selecting by described renewable energy source module in then described central control unit can have the regenerative resources such as illumination in the external world is system power supply, when night etc. does not have illumination or other regenerative resources, if when the energy that described renewable energy source module stores can not meet the needs of system worked well, described central control unit will select reserve battery to come for system power supply, so both can ensure that systems stay normally worked, greatly can extend again service time and the life-span of reserve battery.
It should be noted that, be a kind of functional description in logic for the description of energy management Rotating fields in Fig. 3, it does not restrict the specific implementation of energy management layer, those skilled in the art can according to practical application need determine specific implementation, the mode of SoC (System on Chip) such as can be adopted to realize described energy management layer, also can adopt and use the mode of different electronic component and connecting circuit to realize described energy management layer, the utility model is not limited in any way for this point.
In the utility model one embodiment, described energy management layer 3 is made up of the circuit board of the described electronic component of electronic component, control chip and installation and control chip, further, described circuit board is divided into again flexible PCB and inflexibility circuit board (such as common FR-4 circuit board).Compared with inflexibility circuit board, flexible PCB has that volume is little, lightweight, thickness is thin, and flexible feature, therefore in actual applications, unless had special requirement for the intensity of circuit board, described circuit board adopts flexible PCB usually.
In another embodiment of the utility model, described energy management layer 3 is that flexible luminous energy regulates printed circuit.
As mentioned above, described energy management layer 3 also can adopt other control circuits, does not do concrete restriction to this utility model, and all control circuits that can realize the function of above-mentioned energy management layer 3 all fall in protection range of the present utility model.
Described energy storage layer 4 is configured with electric energy input and output port, for the control according to described energy management layer 3, by the energy storage that power input will receive, and give described energy management layer 3 by electric energy output end mouth by Energy transmission, provide energy in order to follow-up for successive load.
Wherein, described energy storage layer 4 is energy accumulating device, such as ultra-thin lithium ionomer, solid lithium ion charging film etc. can discharge and recharge class charge storage unit, wherein, the memoryless discharge and recharge number of times > of described solid lithium ion charging film 5000 times, discharge range is 4.2-2.6 volt.
Certainly, described energy storage layer 4 also can adopt other energy accumulating devices, does not do concrete restriction to this utility model, all can carry out energy storage device or element all fall in protection range of the present utility model.
In the utility model one embodiment, such as when described regenerative resource module installation is in the outside of institute's application system, then described renewable energy source module also comprises outer enclosure layer 1, as shown in Figure 5, described outer enclosure layer 1 carries out encapsulation parcel for described energy acquisition layer, energy management layer and energy storage layer, on the contrary, if described regenerative resource module installation is in the inside of institute's application system, then described outer enclosure layer 1 can save.
Described outer enclosure layer 1 carries out encapsulation parcel for intermediate layers such as described energy acquisition layer 2, energy management layer 3 and energy storage layer 4, to form described renewable energy source module, wherein, the inner space that described outer enclosure layer 1 encapsulates parcel is vacuum impaction state, described outer enclosure layer 1 can not only make regenerative resource pass through, but also can play the effect of the intermediate layer that is fixed and clamped, waterproof and dustproof, anti-chemical pollution.
Wherein, described outer enclosure layer 1 is configured with signal of telecommunication I/O (I/O) interface, described signal of telecommunication I/O (I/O) interface is electrically connected with the described energy management layer 3 in inside, be respectively used to receive external input signal or export internal signal, wherein, described external input signal includes but not limited to input signal, the signal such as external system state and control inputs signal of stand-by power supply; Described internal signal includes but not limited to the state of electric energy output signal, described renewable energy source module and controls the signals such as output signal.
Wherein, for different regenerative resources, manufacture craft and the use material of described outer enclosure layer 1 are all different, specifically will be described below.
Under normal circumstances, in order to reduce the length of circuit trace, described energy management layer 3 can be positioned over the centre of described energy acquisition layer 2 and energy storage layer 4.
Mention above, the utility model renewable energy source module can gather luminous energy, piezoelectric energy, thermoelectric energy, electromagnetic induction energy, body kinetic energy energy, bioelectricity energy, the regenerative resources such as environmental noise energy, and it is changed, management and storage, and when needs for follow-up equipment provides electric energy, but for dissimilar regenerative resource, selecting of energy acquisition layer 2 is different, next respectively for luminous energy, piezoelectric energy, thermoelectric energy, electromagnetic induction energy etc. four kinds have possessed the regenerative resource of commercialization and scale production quantities, setting for its corresponding energy acquisition layer 2 is described one by one.
For luminous energy, described energy acquisition layer 2 can adopt the generator unit (Photovoltaic Energy Harvesting Unit) that can gather photon energy, the photovoltaic generation units such as such as GaAs photovoltaic film, its thickness is between 110um+-40um, gallium arsenide semiconductor material is compared with traditional silicon materials, its electron mobility is 5.7 times of silicon materials, and it has the characteristics such as high converting photons rate, high electron mobility, broad stopband, direct band gap and consumed power are low.Adopt GaAs photovoltaic film as energy acquisition layer 2, the luminous energy in external environment can be gathered efficiently.
In addition, described GaAs photovoltaic film is ultra-thin and have flexibility, and its thickness is only several microns, therefore, no matter indoor or outdoor all applicable.
Further, described GaAs photovoltaic film can be unijunction (phototranstormation efficiency is 28.8%) or binode (phototranstormation efficiency is 30.8%) solar battery sheet.
Fig. 6 is the main membrane Rotating fields decomposing schematic representation of the utility model based on the renewable energy source module of luminous energy, as shown in Figure 6, for the renewable energy source module based on luminous energy, energy acquisition layer 2 (GaAs photovoltaic film) collects the luminous energy in external environment, and be electric energy by collecting the transform light energy obtained, then be stored in energy storage layer 4 through the management of energy management layer 3 and control, with when needs for successive load provides energy.
Certainly, described energy acquisition layer 2 also can adopt other can gather the generator unit of photon energy, does not do concrete restriction to this utility model, and all generating elements that effectively can gather photon energy all fall in protection range of the present utility model.
It should be noted that, for the renewable energy source module gathering luminous energy, when needing encapsulation, the encapsulating material that the outer enclosure layer 1 being positioned at energy acquisition layer side uses should possess good light transmission, that is, the making material of described outer enclosure layer 1 can not hinder passing through of the light of wavelength between 350nm-850nm; For the renewable energy source module with soft ultra-thin feature, the thickness of described outer enclosure layer 1 is preferably not more than the 20%-30% of material to be encapsulated body thickness.
For piezoelectric energy, described energy acquisition layer 2 can adopt the generator unit (Piezoelectric Energy Harvesting Unit) with piezoelectric energy acquisition function, such as piezoelectric shock generating film, its thickness between 410um+-40um, described micro-electric vibration power generation film can when there are bending, vibrations etc. generation current.Fig. 7 is the main membrane Rotating fields decomposing schematic representation of the utility model based on the renewable energy source module of piezoelectric energy, as shown in Figure 7, for the renewable energy source module based on piezoelectric energy, energy acquisition layer 2 (piezoelectric shock generating film) collects the mechanical energy due to bending, vibrations generation in external environment, and be converted to electric energy by collecting the mechanical energy obtained, then be stored in energy storage layer 4 through the management of energy management layer 3 and control, with when needs for follow-up load provides energy.
Certainly, described energy acquisition layer 2 also can adopt other can gather the generator unit of piezoelectric energy, does not do concrete restriction to this utility model, and all generating elements that effectively can gather piezoelectric energy all fall in protection range of the present utility model.
It should be noted that, for the renewable energy source module gathering piezoelectric energy, when needing encapsulation, the making material require that described outer enclosure layer 1 uses possesses good ductility, can not produce shielding action to vibroseis; For the renewable energy source module with soft ultra-thin feature, the thickness of described outer enclosure layer 1 is preferably not more than the 10%-15% of material to be encapsulated body thickness.
For thermoelectric energy, described energy acquisition layer 2 can adopt the generator unit (Thermoelectric Energy Harvesting Unit) with thermoelectric energy acquisition function, the thermoelectric power generation unit such as such as thermoelectric power generation film, its thickness between 600um+-40um, described thermoelectric power generation film can when there is the temperature difference generation current.
Particularly, described thermoelectric power generation film utilizes the temperature difference on medium two sides to carry out generation current by thermoelectric effect (Thermoelectric Effect).Current thermoelectric power generation film is in the stage of changing from theory to commercially produced product, for the introduction of described thermoelectric power generation film, can see following link: http://ieeexplore.ieee.org/xpl/login.jsp? tp=& arnumber=6576100 & url=http%3A%2F%2Fieeexplore.ieee.org%2Fxpls%2Fabs_alljsp %3Farnumber%3D6576100 and http://www.perpetuapower.com/technology.htm.Fig. 8 is the main membrane Rotating fields decomposing schematic representation of the utility model based on the renewable energy source module of thermoelectric energy, as shown in Figure 8, for the renewable energy source module based on thermoelectric energy, energy acquisition layer 2 (thermoelectric power generation film) collects the heat energy due to the temperature difference generation between high temperature heat source and low-temperature heat source in external environment, and be electric energy by collecting the thermal power transfer obtained, then be stored in energy storage layer 4 through the management of energy management layer 3 and control, with when needs for follow-up load provides energy.
Certainly, described energy acquisition layer 2 also can adopt other can gather the generator unit of thermoelectric energy, does not do concrete restriction to this utility model, and all generating elements that effectively can gather thermoelectric energy all fall in protection range of the present utility model.
It should be noted that, for the renewable energy source module gathering heat energy, when needing encapsulation, the making material that the outer enclosure layer 1 being positioned at energy acquisition layer side uses should possess good heat conductivity, such as conductive coefficient λ is not less than the making material of 100W/mK, if the making material used does not reach required above-mentioned conductive coefficient, can by improving its heat conduction efficiency in the surperficial perforate of outside encapsulated layer 1 or the method for reduction outer enclosure layer 1 thickness.Alternatively, the one side contacted with heat source body at described renewable energy source module does not encapsulate, and does not namely arrange encapsulated layer; For the renewable energy source module with soft ultra-thin feature, the thickness of described outer enclosure layer 1 is preferably not more than the 10%-15% of material to be encapsulated body thickness.
For electromagnetic induction energy, described energy acquisition layer 2 adopts the generator unit (Electromagnetic Energy Harvesting Unit) that can gather electromagnetic induction energy, the electromagnetic induction generator units such as such as electromagnetic induction generating film, its thickness is between 200um+-40um, and described electromagnetic induction generating film can at inductive electromagnetic generation current after the match.
Wherein, the antenna function that can gather the operation principle of the film of electromagnetic induction energy and near-field communication (NFC) is similar, namely the coil generation current under extraneous electromagnetic field inducing utilizing circuit board upward wiring (such as copper cash) to form, the intensity of its generation current is relevant with the intensity of extraneous induced field, the winding number of coil and area.In addition, make owing to being all circuit board, in order to simplify the internal structure of described renewable energy source module, the film and described energy conservation layer 3 that gather electromagnetic induction energy can be merged, such as, many induction coils are formed by copper cabling, the electronic component described in the internal placement of flexible PCB required for energy conservation layer 3 and chip in the periphery of the flexible PCB of described energy conservation layer 3.
Fig. 9 is the main membrane Rotating fields decomposing schematic representation of the utility model based on the renewable energy source module of electromagnetic induction energy, as shown in Figure 9, for the renewable energy source module based on electromagnetic induction energy, energy acquisition layer 2 (electromagnetic induction generating film) is subject to external magnetic field change and produces electromagnetic energy (Ambient-radiation), such as described energy acquisition layer 2 obtains electromagnetic energy from other wireless signals or wireless interference signal, or around wrapped up magnetic core, produce the effect of cutting magnetic line by vibrations and produce electromagnetic energy, and be converted to electric energy by collecting the electromagnetic energy obtained, then be stored in energy storage layer 4 through the management of energy management layer 3 and control, with when needs for follow-up load provides energy.
Certainly, described energy acquisition layer 2 also can adopt other can gather the generator unit of electromagnetic induction energy, does not do concrete restriction to this utility model, and all generating elements that effectively can gather electromagnetic induction energy all fall in protection range of the present utility model.
It should be noted that, for the renewable energy source module gathering electromagnetic induction energy, when needing encapsulation, the making material that described outer enclosure layer 1 uses can not have shielding action to electromagnetic signal; For the renewable energy source module with soft ultra-thin feature, the thickness of described outer enclosure layer 1 is preferably not more than the 10%-15% of material to be encapsulated body thickness.
Figure 10 and Figure 11 is the cross section structure schematic diagram of the renewable energy source module according to another embodiment of the utility model, renewable energy source module in this embodiment is substantially identical with the structure of the renewable energy source module of embodiment above, and outer enclosure layer 1, the structure of energy management layer 3 and energy storage layer 4 and feature and embodiment above same or similar, just in this embodiment, described energy acquisition layer 2 comprises two-layer or multilayer energy acquisition sublayer, each energy acquisition sublayer is all electrically connected with described energy management layer 3, wherein, described multilayer energy acquisition sublayer can be identical, also can be different, it can be light energy and gathers sublayer, piezoelectric energy gathers sublayer, thermoelectric energy gathers sublayer, any one in electromagnetic induction energy acquisition sublayer.But it should be noted that, described multilayer energy acquisition sublayer is placed according to the characteristic of each energy acquisition sublayer, such as, electromagnetic induction energy acquisition sublayer and piezoelectric energy gather sublayer not to be needed directly to contact with the gathered energy, it can be positioned over centre position, and light energy collection sublayer and thermoelectric energy collection sublayer need directly to contact with the collection energy, then need to be positioned over external position, meeting under above-mentioned prerequisite, the energy acquisition sublayer possessing same or similar characteristic can sequentially stack.Such as, the multilayer energy acquisition sublayer (21,22,23) possessing same or similar characteristic overlays the top of described energy management layer 3 successively, as shown in Figure 10, or intert successively and be arranged on asking of the first encapsulated layer 1, energy management layer 3, energy storage layer 4 and the second encapsulated layer 5, as shown in figure 11, then or other stack form.
It should be noted that; Figure 10 and Figure 11 is the exemplary placement location that multilayer energy acquisition sublayer is shown; those skilled in the art can understand; in actual applications; under the prerequisite observing above-mentioned energy acquisition principle; each energy acquisition sublayer can be placed according to the needs of practical application, and the utility model does not do concrete restriction for the placement location of each energy acquisition sublayer, all reasonably, possible modes of emplacement all falls in protection range of the present utility model.
In this embodiment, the renewable energy source module comprising multilayer energy acquisition sublayer simultaneously or can double to collect luminous energy in external environment, the mechanical energy that produces due to bending, vibrations, the heat energy produced due to the temperature difference between high temperature heat source and low-temperature heat source and/or electromagnetic energy, and be converted to electric energy by collecting the luminous energy, mechanical energy, heat energy and/or the electromagnetic energy that obtain, then be stored in energy storage layer 4 through the management of energy management layer 3 and control, with when needs for follow-up load provides energy.
Figure 12 is the cross section structure schematic diagram of the renewable energy source module according to another embodiment of the utility model, in this embodiment, described energy acquisition layer, energy management layer and energy storage layer are two-layer or multilayer, and sequence crossover stacks, and be packaged in the inside of outer enclosure layer 1, each energy acquisition sublayer and stored energy sublayer are all electrically connected with corresponding energy management sublayer, wherein, the structure of described outer package layer 1 and feature are all same or similar with embodiment above, do not repeat them here.
In the embodiment shown in fig. 12, described renewable energy source module comprises three layers of energy acquisition sublayer (21,22,23), three layers of energy management sublayer (31,32,33) and three layers of stored energy sublayer (41,42,43), wherein, each energy acquisition sublayer can be identical, also can be different, it can be any one in light energy acquisition layer, piezoelectric energy acquisition layer, thermoelectric energy acquisition layer, electromagnetic induction energy acquisition layer, but when placing, the characteristic of each energy acquisition layer mentioned above need be considered.
In this embodiment, the renewable energy source module comprising two-layer or multiple function layers respectively simultaneously or can double to collect luminous energy in external environment, the mechanical energy that produces due to bending, vibrations, the heat energy produced due to the temperature difference between high temperature heat source and low-temperature heat source and/or electromagnetic energy, and be converted to electric energy by collecting the luminous energy, mechanical energy, heat energy and/or the electromagnetic energy that obtain, then be stored in corresponding energy storage layer through the management of corresponding energy management layer and control respectively, with when needs for follow-up load provides energy.
In the utility model one embodiment, described energy acquisition layer 2, energy management layer 3 and energy storage layer 4 is combined by the common substrate (Common UsageofPolyimide Substrate) based on polyimides (Polyimide) material, to form described renewable energy source module.
Polyimides (Polyimide, PI) is the polymer that a class has acid imide repetitive, has the advantages such as Applicable temperature is wide, resistance to chemical attack, high strength.The physical stability excellent in view of polyimides and insulation characterisitic, more and more be used the base material gathering product as regenerative resource, the basalis (Polyimide Substrate of FlexiblePhotovoltaics) of such as soft photovoltaic film, specifically can see the content pointed by following link: http://www.dupont.com/content/dam/assets/products-and-services/ solar-photovoltaic-materials/assets/dec-Kapton-for-PV.pd f.In addition, because polyimide layer has good mechanical ductility and hot strength, can contribute to improving polyimide layer and the bonding between polyimide layer and the metal level deposited above, therefore become indispensable material in flexible PCB making.As a rule, flexible printed circuit board forms primarily of five parts: substrate, and conventional material is polyimides (PI); Copper Foil, is divided into cathode copper and calendering copper two kinds; Solid, general employing 0.5mil epoxy resin hot-setting adhesive; Diaphragm, surface insulation use, conventional material is polyimides (PI); Reinforcement, for strengthening the mechanical strength of flexible printed circuit board, the flexible printed circuit board be made up of this five part is the simplest flexible board of structure, is called single-layer flexible plate.Moreover, the thickness that soft film solid state battery (Usage of Polyimide Substrate in thin film solid statebatteries) based on polyimides substrate can reduce battery greatly provides good flexibility simultaneously, is the base material of the film solid state battery be widely used at present.
By finding for the physical characteristic of polyimides substrate and the description of application thereof above, polyimides substrate can exist as basalis in the stand-alone product corresponding to the energy acquisition layer of the utility model renewable energy source module, energy management layer and energy storage layer, therefore, in the utility model one embodiment, use the common substrate based on polyimide material to realize the fusion of the utility model regenerative resource inside modules structure, make it to become independent and unified module.
Figure 13 be according to each rete of the utility model one embodiment in conjunction with schematic diagram, in Figure 13, described energy acquisition layer 2, energy management layer 3 and energy storage layer 4 shares one piece of common substrate 5, as can be seen from Figure 13, described energy acquisition layer 2, energy management layer 3 and energy storage layer 4 is combined together by the common substrate 5 based on polyimide material, defines described renewable energy source module.In fact, in this embodiment, after energy acquisition layer 2, energy management layer 3 and energy storage layer 4 being combined together by described common substrate 5, described general bottom 5 has become the part of their total internal structures.
In addition, it should be noted that, in this embodiment, described energy management layer 3 need select flexible PCB.
Certainly, Figure 13 is just for a kind of exemplary illustration of energy acquisition layer 2, energy management layer 3 and energy storage layer 4 combination, it is not the unique combination of common substrate in renewable energy source module, such as, electromagnetic induction acquisition layer etc. be there is no to the energy acquisition layer 2 of substrate, common substrate is only present between energy management layer 3 and energy storage layer 4, as shown in figure 14, in actual applications, for connecting object and the existence form of himself of common substrate, those skilled in the art all can be arranged according to demand flexibly.In addition, Figure 13 and Figure 14 just carries out exemplary explanation for the common substrate of single energy acquisition layer, energy management layer and energy storage layer, for two-layer or multilayer energy acquisition layer, energy management layer and energy storage layer structure, and can be by that analogy.
It should be noted that, above-described embodiment is only schematic explanation, except the situation mentioned by above-described embodiment, the structure choice of described energy acquisition layer, energy management layer and energy storage layer and modes of emplacement also have a lot, such as, when needing larger stored energy space to carry out the energy that store collected arrives, only energy storage layer can be set to two-layer or multilayer; When there is the energy acquisition sublayer of two-layer or multilayer, in order to manage respectively for each energy acquisition sublayer, the energy management sublayer corresponding with the number of plies of energy acquisition sublayer and/or stored energy sublayer can be set; In addition, when exist the energy acquisition sublayer of two-layer or multilayer, energy management sublayer and stored energy sublayer time, they both can place by laminated structure, also can intersect placement, be electrically connected as long as each energy acquisition sublayer and stored energy sublayer are corresponding to described energy management sublayer respectively.In a word; in actual applications; can difference according to the actual requirements; change and arrange the thickness of each rete, the permutation and combination method of each rete, modes of emplacement even method for packing neatly; the utility model does not impose any restrictions this, and all possible amendment that those skilled in the art can expect, equivalent replacement all fall in protection range of the present utility model.
In addition, when energy management layer 3 adopts flexible PCB, other each retes employing fexible films, the utility model renewable energy source module is flexible, based on this flexible speciality, the range of application of the utility model renewable energy source module is wider, uses more convenient.Certainly, for need not in the application scenario of flexible speciality, will be more extensive on the Material selec-tion of each rete of described renewable energy source module.That is, the features such as regenerative resource Flexible module/inflexibility are decided by the needs of its practical application and make the selection of material, technique, and the utility model is not restricted it, also repeats no more.
According to technique scheme, the utility model renewable energy source module is by introducing the energy management layer be electrically connected with energy acquisition layer and energy storage layer respectively, and by energy management layer for energy acquisition layer, the management of energy storage layer and whole renewable energy source module and control, the luminous energy in external environment can be collected efficiently, piezoelectric energy, the regenerative resource energy such as thermoelectric energy and/or electromagnetic induction energy, it is electric energy that can be easy to use by these regenerative resource power conversion collected, for mobile phone, mp3, digital camera, the electronic products such as notebook computer provide Power supply, be particularly useful for the intelligent terminal that power is less than 1W, it can not only solve energy starved problem, but also can protection of the environment be played, the effect of decreasing pollution.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a renewable energy source module, is characterized in that, this module comprises: energy acquisition layer, energy management layer and energy storage layer, wherein:
Described energy acquisition layer, to be electrically connected between energy management layer and energy storage layer;
Described energy acquisition layer gathers regenerative resource, and is translated into the energy existed with electrical energy form;
The Energy Transfer that described energy acquisition layer collects by described energy management layer to described energy storage layer stores, for described energy acquisition layer and energy storage layer input or output and the state of renewable energy source module carries out managing and controlling, receive external input signal and externally export and control and status signal, and the electric energy that described energy storage layer stores is exported away;
Described energy storage layer is configured with electric energy input and output port, according to the control of described energy management layer, is stored the energy received by power input, and gives described energy management layer by electric energy output end mouth by Energy transmission.
2. module according to claim 1, is characterized in that, described regenerative resource at least comprises one or more in luminous energy, piezoelectric energy, thermoelectric energy, electromagnetic induction energy, body kinetic energy energy, bioelectricity energy, environmental noise energy.
3. module according to claim 1, it is characterized in that, described energy acquisition layer comprises one or more layers energy acquisition sublayer, and/or described energy management layer comprises one or more layers energy management sublayer, and/or described energy storage layer comprises one or more layers stored energy sublayer, each energy acquisition sublayer and stored energy sublayer respectively to the corresponding electrical connection in described energy management sublayer.
4. module according to claim 3, is characterized in that, the regenerative resource that described energy acquisition sublayer gathers is identical or different.
5. module according to claim 1, is characterized in that, described energy management layer is made up of the circuit board of the described electronic component of electronic component, control chip and installation and control chip.
6. module according to claim 5, is characterized in that, described circuit board is flexible or inflexibility circuit board.
7. module according to claim 1, is characterized in that, each rete of described renewable energy source module is combined by the common substrate based on polyimide material.
8. module according to claim 1, is characterized in that, described energy storage layer is can discharge and recharge class charge storage unit.
9. module according to claim 1, is characterized in that, also comprises outer enclosure layer, and described outer enclosure layer carries out encapsulation parcel for described energy acquisition layer, energy management layer and energy storage layer.
10. module according to claim 1; it is characterized in that; described energy management layer comprises cold start-up charge pump unit, electrical energy parameter converting unit, charge and discharge protecting administrative unit, MPPT maximum power point tracking control unit, stand-by power source administrative unit, voltage stabilizing output unit; system monitoring transmission unit and central control unit, wherein:
Described cold start-up charge pump unit, when described renewable energy source module is in initial condition, provides cumulative function;
Described electrical energy parameter converting unit carries out changing and regulating for the electrical energy parameter that described energy acquisition layer exports, and produces high level charge pulse signal to mate the requirement of described energy storage layer for storage of electrical energy desired parameters;
The operating voltage of energy storage layer described in described charge and discharge protecting administrative unit Real-Time Monitoring, according to the operational voltage value of described energy storage layer, the charging input or the electric discharge that control described energy storage layer export;
Described MPPT maximum power point tracking control unit utilizes MPPT maximum power point tracking to control the output voltage of described energy acquisition layer, to improve the delivery efficiency of described energy acquisition layer;
Described stand-by power source administrative unit monitors the intensity of the multiple stand-by electric energy existed in the system of extraneous regenerative resource and described regenerative resource module application, and record monitoring result think described central control unit the energy intelligence switch decision parameters are provided;
Described voltage stabilizing output unit carries out voltage stabilizing and pressure regulation operation with the requirement reaching operating voltage for the output of described energy storage layer;
Described system monitoring transmission unit is monitored for the operating state of whole renewable energy source module, and is sent by wired or wireless mode monitoring the data obtained;
Described central control unit is connected with unit, is used between multiple energy source for subsequent use and carries out intelligence switching, and control unit and coordinate.
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| CN201420868944.6U CN204425054U (en) | 2014-12-31 | 2014-12-31 | A kind of renewable energy source module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105374804A (en) * | 2015-12-08 | 2016-03-02 | 深圳佰维存储科技有限公司 | Intelligent wearable device |
| CN105811589A (en) * | 2014-12-31 | 2016-07-27 | tealstone责任有限公司 | Renewable energy module and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105811589A (en) * | 2014-12-31 | 2016-07-27 | tealstone责任有限公司 | Renewable energy module and preparation method thereof |
| CN105374804A (en) * | 2015-12-08 | 2016-03-02 | 深圳佰维存储科技有限公司 | Intelligent wearable device |
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Effective date of registration: 20151214 Address after: California, Santiago, USA Patentee after: Wang Yu Patentee after: Gao Feng Patentee after: Zhao Hongyan Address before: California, Santiago, USA Patentee before: Tealstone responsibility Co., Ltd |
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