CN103869259A - Heat insulation box for batch detection of sodium-sulfur cells - Google Patents
Heat insulation box for batch detection of sodium-sulfur cells Download PDFInfo
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- CN103869259A CN103869259A CN201410126784.2A CN201410126784A CN103869259A CN 103869259 A CN103869259 A CN 103869259A CN 201410126784 A CN201410126784 A CN 201410126784A CN 103869259 A CN103869259 A CN 103869259A
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Abstract
The invention discloses a heat insulation box for batch detection of sodium-sulfur cells and belongs to the field of chemical energy accumulation. The heat insulation box for batch detection of the sodium-sulfur cells comprises a box body and a box cover, wherein small chambers used for containing the sodium-sulfur cells to be detected are arranged in the box body in a matrix mode and are divided into two or more lines and two or more rows, every two adjacent small chambers are insulated from each other, and a thermocouple is arranged among every four adjacent small chambers and is used for positioning unqualified sodium-sulfur cells to be detected. The heat insulation box for batch detection of the sodium-sulfur cells further comprises a control system, wherein the control system comprises a circuit connection device, a data collector, a controller, a charging and discharging device and an upper computer, the circuit connection device is used for connecting the sodium-sulfur cells to be detected in the box body into a detection circuit, the data collector is connected with the thermocouples and the sodium-sulfur cells, to be detected, in the detection circuit, the controller is connected with the circuit connection device and the data collector, and the upper computer is connected with the controller and the data collector. The heat insulation box for batch detection of the sodium-sulfur cells has the advantages that the sodium-sulfur cells can be dissembled and assembled in the box body conveniently.
Description
Technical field
The present invention relates to a kind of sodium-sulphur battery batch detection insulation can in chemical energy storage field.
Background technology
Sodium-sulphur battery batch detection insulation can is a kind of by thereby majority sodium-sulphur battery enforcement to be checked charging, discharge process being judged to the insulation can of sodium-sulphur battery performance.Detect with respect to single sodium sulphur, although the larger efficiency that improved of sodium-sulphur battery batch detection, but the greatest problem of bringing is the same a collection of sodium-sulphur battery that participates in detecting need to be completed under identical testing conditions, but some differences that are in fact difficult to avoid in the preparation process of sodium-sulphur battery have caused the difference in sodium-sulphur battery performance, the sodium-sulphur battery that all participations detect can not all complete from start to finish under duplicate condition, such as some sodium-sulphur batteries are having exceeded through after the discharging and recharging of certain capacity the voltage range stipulating in practical application, and other battery can continue to detect.Simultaneously, relatively large battery concentrates in together detection, is difficult to avoid minority sodium-sulphur battery to there will be fault, may cause the situations such as local temperature rise, how solving the impact of local temperature rise on whole detection, is also the problem that will pay close attention in sodium-sulphur battery batch detection.Simultaneously sodium-sulphur battery batch detection is with the integrated larger capacity of volume energy that can be less by insulation can and sodium-sulfur battery module insulation can emphasis, sodium-sulphur battery and sodium-sulphur battery close-packed arrays in current sodium-sulfur battery module insulation can, the problem of bringing is that dismounting sodium-sulphur battery is very inconvenient, is not suitable for needing all kinds of sodium-sulphur battery batch detection of frequent circulation formula.In addition, the sodium-sulphur battery performance that packs sodium-sulfur battery module insulation can into is all better, therefore the inner thermal shock resistance of sodium-sulfur battery module insulation can a little less than, be easier to burn out, this specific character is not equally suitable for sodium-sulphur battery batch detection insulation can yet.
Summary of the invention
The object of the invention is in order to overcome the deficiencies in the prior art, a kind of sodium-sulphur battery batch detection insulation can is provided, it can bring convenience for dismounting sodium-sulphur battery.To guarantee the needs of all kinds of sodium-sulphur battery batch detection that adapt to frequent circulation formula.
A kind of technical scheme that realizes above-mentioned purpose is: a kind of sodium-sulphur battery batch detection insulation can, comprises casing and case lid:
In described casing, be provided with and be line number and be more than or equal to two row, columns is more than or equal to that the matrix of two row arranges, and for placing the cell of sodium-sulphur battery to be checked, between adjacent described cell, insulate, and between four described cells of arbitrary neighborhood, is provided with a thermopair; Described sodium-sulphur battery in batches insulation can also comprises a control system, and described control system comprises circuit connecting device, data acquisition unit, controller, charge and discharge device and host computer;
Described circuit connecting device detects loop for the sodium-sulphur battery to be checked in described casing is connected to become;
Described data acquisition unit: for gathering the detected temperature of each thermopair in described casing, and real-time voltage and the real time capacity of each sodium-sulphur battery to be checked in described detection loop, and collected data are passed to described controller;
Described controller, the data that gather according to described data acquisition unit, isolate described detection loop by the sodium-sulphur battery to be checked in described detection loop, and control described detection loop with described charge and discharge device disconnection and be connected;
Described host computer: in order to control the size of the perseverance electricity electric current that described charge and discharge device discharges and recharges to described detection loop.
Further, in described casing, between adjacent described cell, separate by micarex, between four cells of arbitrary neighborhood, be provided with stainless steel sleeve, described thermopair is positioned at described stainless steel sleeve.
Further, in described cell, be equipped with the alundum tube for sodium-sulphur battery to be checked is installed.
Further, between described alundum tube and described micarex, fill silica sand.
Further, described casing comprises the outer stainless steel tank, adiabator layer and the interior stainless steel tank that set gradually from outside to inside; Between the outside surface of described interior stainless steel tank and described adiabator layer, be provided with five heating plates that from five directions, the detection loop in described casing heated for corresponding.
Further, the inside surface of described interior stainless steel tank is provided with interior protective layer, and the outside surface of described interior stainless steel tank is provided with external protection coating, and described interior protective layer and described external protection coating material used are mica.
Further, on five described heating plates, be equipped with independently temperature-control circuit, control the temperature of five described heater plate surface.Further, described controller comprises timer and storer;
Described memory stores has the single to be checked sodium-sulphur battery normal voltage of described charge and discharge device to each time point in the charging process of described detection loop;
Described timer carries out timing at described charge and discharge device in to described detection loop charging process, with the time point of determining that described controller compares the real-time voltage of single sodium-sulphur battery to be checked and normal voltage;
Described controller finds described in any one that the measured temperature of thermopair is greater than 350 ℃, and the real-time voltage that has any one or more sodium-sulphur batteries to be checked in this thermopair four sodium-sulphur batteries to be checked is around lower than 98% of the normal voltage of this time point, judge that these one or more sodium-sulphur batteries to be checked are defective, and these one or more sodium-sulphur batteries to be checked are isolated to described detection loop.
Further, in described storer, also store upper voltage limit and lower voltage limit, if any one sodium-sulphur battery to be checked detected temperature of all thermopairs is around all between 300～350 ℃, be discharged to lower voltage limit at this sodium-sulphur battery to be checked, or while charging to upper voltage limit, this sodium-sulphur battery to be checked is isolated described detection loop by described controller.
Further, described controller is isolating any one or more sodium-sulphur batteries to be checked before described detection loop, first cuts off being connected of described detection loop and described charge and discharge device.
Adopt the technical scheme of a kind of sodium-sulphur battery batch detection insulation can of the present invention, comprise casing and case lid, in described casing, be provided with and be line number and be more than or equal to two row, columns be more than or equal to two row matrix arrange, for placing the cell of sodium-sulphur battery to be checked, between adjacent described cell, insulate, between four described cells of arbitrary neighborhood, be provided with a thermopair, for underproof sodium-sulphur battery to be checked is positioned, described sodium-sulphur battery in batches insulation can also comprises a control system, described control system comprises circuit connecting device, data acquisition unit, controller, charge and discharge device and host computer, described circuit connecting device detects loop for the sodium-sulphur battery to be checked in described casing is connected to become, described data acquisition unit connects described thermopair, and sodium-sulphur battery to be checked in described detection loop, described controller connects described circuit connecting device, described host computer connects the technical scheme of described controller and data acquisition unit.Its technique effect is: it can bring convenience for the dismounting of sodium-sulphur battery in casing, to guarantee the needs of all kinds of sodium-sulphur battery batch detection that adapt to the formula that often circulates.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of a kind of sodium-sulphur battery batch detection insulation can external structure of the present invention.
Fig. 2 is the vertical view of a kind of sodium-sulphur battery batch detection insulation can inner structure of the present invention.
Fig. 3 is the body structure schematic diagram of a kind of sodium-sulphur battery batch detection insulation can of the present invention.
Fig. 4 is the structural representation of the control system of a kind of sodium-sulphur battery batch detection insulation can inner structure of the present invention.
Embodiment
Refer to Fig. 1 to Fig. 4, the present inventor is in order to understand technical scheme of the present invention better, below by embodiment particularly, and is described in detail by reference to the accompanying drawings:
Refer to Fig. 1 to Fig. 4, sodium-sulphur battery batch detection comprises case lid 2 with insulation can, casing 1 and base 3.
The skeleton of casing 1 is the cube body of stainless steel of hollow, and casing 1 comprises the outer stainless steel tank 11, adiabator layer 12 and the interior stainless steel tank 13 that set gradually from outside to inside.In the inside surface of stainless steel tank 13 be provided with interior protective layer 131,13 outside surface of interior stainless steel tank is provided with external protection coating 132.Interior protective layer 131 and external protection coating 132 material used are mica.Between the external protection coating 132 of the outside surface of interior stainless steel tank 13 and adiabator layer 12, be provided with heating plate 14.Because interior stainless steel tank 13 and outer stainless steel tank 11 have front, rear, left and right, lower five faces, therefore in, front, rear, left and right, lower five faces of stainless steel tank 13 are respectively established a heating plate 14, therefore, on casing 1, have 14, five heating plates 14 of five heating plates and be respectively equipped with independently temperature-control circuit 141.Surfaces externally and internally correspondence by stainless steel tank 13 in outside arranges interior protective layer 131 and the external protection coating 132 that material is mica, even the inner vigorous reaction that occurs of casing 1, also can guarantee that the interior chemical substance of casing 1 does not leak, the safety that guarantees casing 1 outside and heating plate 14 plays insulating effect to casing 1 simultaneously.Adiabator layer 12 plays and reduces the effect that the interior heat of casing 1 leaks, and outer stainless steel tank 12 outer walls are by anticorrosion processing of spraying paint.
Sodium-sulphur battery batch detection is the arrangement of three rows and four columns matrix with being evenly equipped with 12 41, ten two stainless steel sleeves 41 of stainless steel cylinder that vertically arrange in insulation can.In each stainless steel cylinder 41, be provided with a thermopair 44, therefore sodium-sulphur battery batch detection is with having 12 thermopairs 44 in insulation can altogether.12 stainless steel cylinders 41 play the effect of protection correspondingly to 12 thermopairs 44.
On the circumference of stainless steel sleeve 41, be evenly equipped with four draw-in groove (not shown), in this draw-in groove, can insert micarex 42, therefore sodium-sulphur battery batch detection is with in insulation can, between two stainless steel sleeves 41 of arbitrary neighborhood, connect by a killinite plate 42, between the interior stainless steel tank 13 of stainless steel sleeve 41 and casing 1, be also connected by micarex 42.Like this, mutually nested by 12 stainless steel sleeves 41 and 31 killinite plates 42, be the cell 4 that is 20 rectangles of four lines five column matrix arrangements by sodium-sulphur battery batch detection with the spatial separation in insulation can, each cell 4 holds a sodium-sulphur battery to be checked.Micarex 42 plays the effect that adjacent cells 4 is insulated.
A kind of sodium-sulphur battery batch detection of the present invention also comprises a control system with insulation can, and this control system is included in data acquisition unit 5, controller 6, charge and discharge device 7, host computer 8 and the electric current line terminal block 9 as circuit connecting device that install in casing 1 outside.Temperature-control circuit 141 on five heating plates 14 of host computer 8 connect boxes 1, controls the temperature on five heating plate 14 surfaces.12 thermopairs in casing 1 44 are corresponding to a thermocouple wire connection data collector 5, and data acquisition unit 5 is by these 12 thermocouple wires, the corresponding temperature gathering in the measured casing 1 of 12 thermopairs 44.12 thermocouple wires are to draw outside casing 1 by the thermocouple wire hole 101 on casing 1.
The positive pole of 20 sodium-sulphur batteries to be checked in casing 1 and negative pole are all corresponding to a pressure-wire connection data collector 5, and therefore data acquisition unit 5 is by 20 sodium-sulphur batteries to be checked in 40 pressure-wire connect boxes 1.Data acquisition unit 5 is by 40 pressure-wires between itself and 20 sodium-sulphur batteries to be checked, real-time voltage and the real time capacity of 20 sodium-sulphur batteries to be checked of Real-time Collection.40 pressure-wires are to draw outside casing 1 by the pressure-wire hole 102 on casing 1, and 40 pressure-wires are connected with data acquisition unit 5.
On the positive pole of 20 sodium-sulphur batteries to be checked in casing 1 and negative pole, be respectively connected with an electric current line, electric current line is drawn outside casing 1 by the electric current line wire hole 103 on casing 1.In the present embodiment, one has 40 electric current lines.The size of electric current line wire hole 103 can be adjusted according to the quantity of the sodium-sulphur battery to be checked in casing 1, but at least should be greater than the size in pressure-wire hole 101 and thermocouple wire hole 102.Electric current line terminal block 9 covers electric current line wire hole 103.Electric current line terminal block 9 is one and detects the circuit connecting device in loop for 20 sodium-sulphur batteries to be checked in casing 1 are connected to become.20 sodium-sulphur batteries to be checked are connected to become one by the binding post on electric current line terminal block 9 and 40 electric current lines and detect loop, and this detection loop is for being connected with charge and discharge device 7.In the present embodiment, this detection loop is a series loop.
Controller 6 is connected between electric current line terminal block 9 and data acquisition unit 5, the effect of controller 6 is: by being connected between each sodium-sulphur battery to be checked in each binding post and described detection loop on control electric current line terminal block 9, by the sodium-sulphur battery to be checked damaging, or be discharged to lower voltage limit, or charge to upper voltage limit, thereby the sodium-sulphur battery to be checked having detected isolates and detects loop, and can make to disconnect between this detection loop and charge and discharge device 7.Meanwhile, on controller 6, be also provided with the pilot lamp corresponding with each sodium-sulphur battery to be checked in casing 1, point out the state of sodium-sulphur battery to be checked in charge and discharge process.
Host computer 8 also connects charge and discharge device 7, data acquisition unit 5 and controller 6, for controlling the size of charge and discharge device 7 to the perseverance electricity electric current of each sodium-sulphur battery to be checked of described detection loop, make to reconnect between this detection loop and charge and discharge device 7, and real-time voltage and the real time capacity of each sodium-sulphur battery to be checked that data acquisition unit 5 is gathered show simultaneously.
Sodium-sulphur battery batch detection by the using method of insulation can is: control the temperature-control circuit 141 on five heating plates 14 on casing 1 by host computer 8, control the temperature on five heating plate 14 surfaces, make the temperature of five heater plate surface in 4000min, rise to 330 ℃, and be incubated 2～5h, the temperature on five heating plate 14 surfaces is maintained between 300～350 ℃, thereby make the temperature in casing 1 maintain 300～350 ℃, the sodium-sulphur battery to be checked in the interior detection of casing 1 loop is fully activated.
By charge and discharge device 7, the detection loop in casing 1 is carried out to electric discharge and the charging of four circulations.
The real-time voltage, real time capacity and 12 real time temperatures that thermopair 44 collects that described in data acquisition unit 5 timing acquiring, detect all sodium-sulphur batteries to be checked in loop, pass to controller 6 and host computer 8.
In controller 6 is found casing 1, the detected real time temperature of any one thermopair 44 has exceeded 350 ℃, judge the interior overtemperature fault that occurs of casing 1, controller 6 is controlled electric current line terminal block 9, and disconnect being connected of described detection loop and charge and discharge device 7, charge and discharge device 7 suspend to detect loop discharge and recharge, and this thermopair 44 is isolated, the temperature that data acquisition unit 5 no longer detects this thermopair 44 gathers.Data acquisition unit 5 gathers the real-time voltage of this thermopair 44 four sodium-sulphur batteries to be checked around, collection by thermopair 44 advanced trip temperatures is passable, can first carry out location in advance to defective sodium-sulphur battery to be checked, reduce sodium-sulphur battery to be checked and be mistaken for underproof possibility.
In controller 6, be provided with storer 61 and timer 62, in storer 61, there is the sodium-sulphur battery normal voltage to be checked of each time point in charge and discharge process, and timer 62 carries out timing to charge and discharge process, charge and discharge device 7 time-outs discharge and recharge, timer 62 time outs.Charge at every turn or discharged, timer 62 restarts timing.Controller 6 one by one more detected real time temperature exceedes the real-time voltage of four sodium-sulphur batteries to be checked around of thermopair 44 of 350 ℃ and the sodium-sulphur battery normal voltage to be checked of this time point of storer 61 interior storages, and described time point is determined by timer 62.If at this time point, the real-time voltage that has any one or more sodium-sulphur batteries to be checked in four sodium-sulphur batteries to be checked is lower than 98% of the sodium-sulphur battery normal voltage to be checked of this time point, such as this time point sodium-sulphur battery normal voltage to be checked is 2.1V, and the real-time voltage of sodium-sulphur battery to be checked only has 2.0V, judge that this sodium-sulphur battery to be checked damages defective.Controller 6, by controlling electric current line terminal block 9, will be judged as underproof sodium-sulphur battery to be checked and isolate described detection loop.Extinguish with the pilot lamp that represents this sodium-sulphur battery to be checked on Time Controller 6.Host computer 8 is controlled electric current line terminal block 9 by controller 6, will detect loop and again be communicated with charge and discharge device 7, restarts charge and discharge device 7 to detecting discharging and recharging of loop.
In charge and discharge process, for unspoiled sodium-sulphur battery to be checked, in the time that the real-time voltage of this sodium-sulphur battery to be checked has reached the upper voltage limit of regulation or lower voltage limit, controller 6 is controlled electric current line terminal block 9, disconnect being connected of described detection loop and charge and discharge device 7, charge and discharge device 7 suspend to detect loop discharge and recharge, pilot lamp corresponding with this sodium-sulphur battery to be checked on controller 6 glimmers, tester, according to the real time capacity of this sodium-sulphur battery to be checked, carries out abundant class to this sodium-sulphur battery to be checked on host computer 8.Classification completes, and staff, by host computer 8, makes controller 6 control electric current line terminal block 9, the sodium-sulphur battery to be checked that completes classification is isolated and detects loop, and shield the real-time voltage of this sodium-sulphur battery to be checked.Make the pilot lamp that represents this sodium-sulphur battery to be checked on controller 6 extinguish, host computer 8 is controlled electric current line terminal block 9 by controller 6 simultaneously, will detect loop and again be communicated with charge and discharge device 7 simultaneously, restarts charge and discharge device 7 to detecting discharging and recharging of loop.
In the present embodiment, four charge and discharge cycles are followed successively by:
The first circulation, successively with 2A, 6A, 10A and 20A continuous current discharge to detecting each sodium-sulphur battery to be checked in loop, and discharge capacity is respectively 20Ah, 90Ah, 210Ah and 300Ah or real-time voltage drops to cut-off voltage 1.5V, after each electric discharge, all to leave standstill, and then with 20A constant current charge, and charging capacity is that 520Ah or real-time voltage rise to cut-off voltage 2.5V, leaves standstill pending, the upper voltage limit allowing in the first circulation is 2.8V, and lower voltage limit is 1.2V.Upper voltage limit and lower voltage limit are also stored in storer 61.
The second circulation, take 40A constant current discharge and discharge capacity as 520Ah or real-time voltage reach cut-off voltage 1.2V, after leaving standstill again take 20A constant current charge and charging capacity as 520Ah or real-time voltage rise to cut-off voltage 2.5V, leave standstill pending; The upper voltage limit allowing in the second circulation is 2.8V, and lower voltage limit is 1.2V.
The 3rd circulation, discharge step is identical with the discharge step of the second circulation, discharged and standing after, take 40A constant current charge and charging capacity as 520Ah or real-time voltage rise to cut-off voltage 2.8V, standing pending; The upper voltage limit allowing in the 3rd circulation is 2.8V, and lower voltage limit is 1.2V.
The 4th circulation, take 80A constant current discharge and discharge capacity as 520Ah or real-time voltage drop to 1.0V, then take 40A constant current charge and charging capacity as 520Ah or real-time voltage rise to 2.8V, leave standstill pending.The upper voltage limit allowing in the 4th circulation is 2.8V, and lower voltage limit is 1.0V.
Eachly in each electric discharge do not damage, and non-classified sodium-sulphur battery to be checked all will meet discharge capacity and reach the discharge capacity setting in each step, or real-time voltage drops to any one in the lower voltage limit stipulating in each step.Eachly in each charging do not damage, and non-classified sodium-sulphur battery to be checked all meets charging capacity and reach the charging capacity setting in each step, or real-time voltage rises to any one in the upper voltage limit stipulating in each step.
Those of ordinary skill in the art will be appreciated that, above embodiment is only for the present invention is described, and be not used as limitation of the invention, as long as within the scope of connotation of the present invention, variation, modification to the above embodiment all will drop within the scope of claims of the present invention.
Claims (10)
1. a sodium-sulphur battery batch detection insulation can, comprises casing and case lid, it is characterized in that:
In described casing, be provided with and be line number and be more than or equal to two row, columns is more than or equal to that the matrix of two row arranges, and for placing the cell of sodium-sulphur battery to be checked, between adjacent described cell, insulate, and between four described cells of arbitrary neighborhood, is provided with a thermopair; Described sodium-sulphur battery in batches insulation can also comprises a control system, and described control system comprises circuit connecting device, data acquisition unit, controller, charge and discharge device and host computer;
Described circuit connecting device detects loop for the sodium-sulphur battery to be checked in described casing is connected to become;
Described data acquisition unit: for gathering the detected temperature of each thermopair in described casing, and real-time voltage and the real time capacity of each sodium-sulphur battery to be checked in described detection loop, and collected data are passed to described controller;
Described controller, the data that gather according to described data acquisition unit, isolate described detection loop by the sodium-sulphur battery to be checked in described detection loop, and control described detection loop with described charge and discharge device disconnection and be connected;
Described host computer: in order to control the size of the perseverance electricity electric current that described charge and discharge device discharges and recharges to described detection loop.
2. a kind of sodium-sulphur battery batch detection insulation can according to claim 1, it is characterized in that: in described casing, between adjacent described cell, separate by micarex, between four cells of arbitrary neighborhood, be provided with stainless steel sleeve, described thermopair is positioned at described stainless steel sleeve.
3. a kind of sodium-sulphur battery batch detection insulation can according to claim 2, is characterized in that: in described cell, be equipped with the alundum tube for sodium-sulphur battery to be checked is installed.
4. a kind of sodium-sulphur battery batch detection insulation can according to claim 3, is characterized in that: between described alundum tube and described micarex, fill silica sand.
5. according to a kind of sodium-sulphur battery batch detection insulation can described in any one in claim 1 to 4, it is characterized in that: described casing comprises the outer stainless steel tank, adiabator layer and the interior stainless steel tank that set gradually from outside to inside; Between the outside surface of described interior stainless steel tank and described adiabator layer, be provided with five heating plates that from five directions, the detection loop in described casing heated for corresponding.
6. a kind of sodium-sulphur battery batch detection insulation can according to claim 5, it is characterized in that: the inside surface of described interior stainless steel tank is provided with interior protective layer, the outside surface of described interior stainless steel tank is provided with external protection coating, and described interior protective layer and described external protection coating material used are mica.
7. a kind of sodium-sulphur battery batch detection insulation can according to claim 5, is characterized in that: on five described heating plates, be equipped with independently temperature-control circuit, control the temperature of five described heater plate surface.
8. according to a kind of sodium-sulphur battery batch detection insulation can described in any one in claim 1 to 4, it is characterized in that: described controller comprises timer and storer;
Described memory stores has the single to be checked sodium-sulphur battery normal voltage of described charge and discharge device to each time point in the charging process of described detection loop;
Described timer carries out timing at described charge and discharge device in to described detection loop charging process, with the time point of determining that described controller compares the real-time voltage of single sodium-sulphur battery to be checked and normal voltage;
Described controller finds described in any one that the measured temperature of thermopair is greater than 350 ℃, and the real-time voltage that has any one or more sodium-sulphur batteries to be checked in this thermopair four sodium-sulphur batteries to be checked is around lower than 98% of the normal voltage of this time point, judge that these one or more sodium-sulphur batteries to be checked are defective, and these one or more sodium-sulphur batteries to be checked are isolated to described detection loop.
According to Claim 8 in a kind of sodium-sulphur battery batch detection insulation can described in any one, it is characterized in that: in described storer, also store upper voltage limit and lower voltage limit, if any one sodium-sulphur battery to be checked detected temperature of all thermopairs is around all between 300～350 ℃, be discharged to lower voltage limit at this sodium-sulphur battery to be checked, or while charging to upper voltage limit, this sodium-sulphur battery to be checked is isolated described detection loop by described controller.
10. according to a kind of sodium-sulphur battery batch detection insulation can described in any one in claim 1 to 4, it is characterized in that: described controller is isolating any one or more sodium-sulphur batteries to be checked before described detection loop, first cut off being connected of described detection loop and described charge and discharge device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410126784.2A CN103869259A (en) | 2014-03-31 | 2014-03-31 | Heat insulation box for batch detection of sodium-sulfur cells |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410126784.2A CN103869259A (en) | 2014-03-31 | 2014-03-31 | Heat insulation box for batch detection of sodium-sulfur cells |
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| CN103869259A true CN103869259A (en) | 2014-06-18 |
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| CN201410126784.2A Withdrawn CN103869259A (en) | 2014-03-31 | 2014-03-31 | Heat insulation box for batch detection of sodium-sulfur cells |
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| CN110542860A (en) * | 2019-08-21 | 2019-12-06 | 平高集团有限公司 | Testing device for container type lithium ion battery energy storage system |
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| CN106450583A (en) * | 2016-10-21 | 2017-02-22 | 东莞威胜储能技术有限公司 | Liquid metal battery insulation box and temperature control method |
| CN110542860A (en) * | 2019-08-21 | 2019-12-06 | 平高集团有限公司 | Testing device for container type lithium ion battery energy storage system |
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Application publication date: 20140618 |