CN104199328A - Current switching device for detecting life of sodium-sulphur battery electrolyte ceramic tube - Google Patents
Current switching device for detecting life of sodium-sulphur battery electrolyte ceramic tube Download PDFInfo
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- CN104199328A CN104199328A CN201410424061.0A CN201410424061A CN104199328A CN 104199328 A CN104199328 A CN 104199328A CN 201410424061 A CN201410424061 A CN 201410424061A CN 104199328 A CN104199328 A CN 104199328A
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Abstract
The invention discloses a current switching device for detecting the life of a sodium-sulphur battery electrolyte ceramic tube in the field of energy storage. According to the current switching device, a first contactor KM1 and a second contactor KM2 which are closed and opened in turns are arranged between a sodium-sodium battery and an external charge-discharge device, the direction of a charge current for charging the sodium-sodium battery by the external charge-discharge device is switched to enable the charge current to switch between the two states of flowing to the negative pole of the sodium-sodium battery from the positive pole of the sodium-sodium battery, and flowing to the positive pole of the sodium-sodium battery from the negative pole of the sodium-sodium battery. The technical effects are as follows: the switching of the current direction can be realized in detection for the life of the sodium-sulphur battery electrolyte ceramic tube according to the changes of the current, and the test working of detection for the life of the sodium-sulphur battery electrolyte ceramic tube is automatically finished by matching with the working of the external charge-discharge device, thus saving labour and increasing efficiency.
Description
Technical field
The present invention relates to a kind of sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control in chemical energy storage field.
Background technology
In sodium-sulphur battery test, in order to test the performance of electrolyte ceramics pipe, adopt positive and negative electrode to be the sodium sode cell test of sodium element.Sodium sode cell is because the material of positive and negative electrode is a kind of, the characteristic that there is no common batteries, can not adopt the way test of charge and discharge, can only adopt anodal to negative pole charging, then the power lead of charging is turned, continued negative pole to anodal charging, i.e. electric discharge, each hour changes once, cycling.
Test way is manually to turn by operating personnel at present, and complex operation and frequent, has taken manpower and efficiency not high.By Programmable Logic Controller (PLC), can realize easily the operation of mutual conversion, but because of only 2, reference mark, and carry out aforesaid operations by PLC controller, and need to configure a set of equipment such as PLC controller, IO board, economy is poor.
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 electrolyte ceramics tube lifetime detection switching device of electric control is provided, it can realize the switching of direction of current according to the variation of electric current in sodium-sulphur battery electrolyte ceramics tube lifetime detects, coordinate the work of outside charging/discharging apparatus, automatically complete the work that sodium-sulphur battery electrolyte ceramics tube lifetime detects, save manpower and improved efficiency.
A kind of technical scheme that realizes above-mentioned purpose is: a kind of sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control, between sodium sode cell and outside charging/discharging apparatus, comprises the first contactor KM1 and the second contactor KM2;
Described the first contactor KM1 comprises that the first main contactor and the second main contactor, described the first main contactor are provided with terminal KM1-11 and terminal KM1-12, and the second main contactor is provided with terminal KM1-13 and KM1-14;
Described the second contactor KM2 comprises that the first main contactor, the second main contactor, described the first main contactor are provided with terminal KM2-11 and terminal KM2-12; Described the second main contactor is provided with terminal KM2-13 and KM2-14;
The positive pole of described outside charging/discharging apparatus connects the terminal KM1-11 on described the first contactor KM1, and the terminal KM2-11 on described the second contactor KM2 connects, terminal KM1-13 on the negative pole of described outside charging/discharging apparatus and described the first contactor KM1, and the terminal KM2-13 on described the second contactor KM2 connects;
Described positive pole ear is connected with terminal KM1-12 on described the first contactor KM1 and the terminal KM2-14 on described the second contactor KM2 point; Described negative lug is connected with terminal KM1-14 on described the first contactor KM1 and the terminal KM2-12 on the second contactor KM2;
Described the first contactor KM1 and described the second contactor KM2 are in turn in state closed and open circuit.
Further, described sodium-sulphur battery electrolyte ceramics tube lifetime detects and is also provided with the first auxiliary reclay with switching device of electric control;
Described the first auxiliary reclay KA1 is provided with control coil, close node and opens node, and described close node is provided with terminal KA1-21 and terminal KA1-23, and described control coil is provided with terminal KA1-1 and terminal KA1-2; The described node of opening is provided with terminal KA1-11 and terminal KA1-12;
Described the first contactor KM1 also comprises control coil, and described control coil is provided with terminal KM1-1 and terminal KM1-2, and described the second contactor KM2 also comprises control coil, and described control coil is provided with terminal KM2-1 and terminal KM2-2;
Terminal KM2-21 on described the second contactor KM2 connects the live wire of working power, and the terminal KM1-2 on described the first contactor KM connects the zero line of described working power; Terminal KM2-22 on described the second contactor KM2 is connected with the terminal KA1-21 on described the first auxiliary reclay KA1; Terminal KM1-1 on the first contactor KM1 is connected with the terminal KM1-23 on described the first auxiliary reclay KA1;
Terminal KM1-21 on described the first contactor KM1 connects the live wire of described working power, and the terminal KM2-2 on described the second contactor KM2 connects the zero line of described working power; Terminal KM1-22 on described the first contactor KM1 is connected with the terminal KA1-11 on described the first auxiliary reclay KA1, and the terminal KM2-1 of described the second contactor KM2 is connected with the terminal KA1-12 on described the first auxiliary reclay KA1.
Further, described sodium-sulphur battery electrolyte ceramics tube lifetime detects and is also provided with counter with switching device of electric control, and described counter KC1 is provided with output node, and described output point node is provided with terminal KC1-4 and terminal KC1-5; Terminal KC1-4 on described counter KC1 is connected with the live wire of described working power; Terminal KA1-2 on described the first auxiliary reclay is connected with the zero line of described working power, and the terminal KC1-5 on described timer KC1 is connected with the terminal KA1-1 on described the first auxiliary reclay KA1.
Further, described sodium-sulphur battery electrolyte ceramics tube lifetime detects and is also provided with warning device and very first time relay K T1 and the second auxiliary reclay KA2 with switching device of electric control;
Described the second auxiliary reclay KA2 is provided with control coil, and described control coil is provided with terminal KA2-1 and terminal KA2-2;
Described very first time relay K T1 is provided with control node, and described control node is provided with terminal KT1-A1 and terminal KT1-A2;
Described warning device is provided with high electric current warning node A-H and low current warning node A-L, described high electric current warning node A-H is provided with the sub-A-H-11 of first input end and the first lead-out terminal A-H-12, and described low current warning node A-L is provided with the second input terminal A-L-21 and the second lead-out terminal A-L-22; The sub-A-H-11 of first input end on described high electric current warning node A-H and the second input terminal A-L-21 on described low current warning node A-L connect the live wire of described working power; The first lead-out terminal A-H-12 on described high electric current warning node A-H connects the terminal KT1-A1 on described very first time relay, the second lead-out terminal A-L-22 on described low current warning node A-L connects the terminal KA2-1 on described the second auxiliary reclay KA2, and the terminal KT1-A2 on described very first time relay K T1 is connected the zero line of described working power with the terminal KA2-2 on described the second auxiliary reclay KA2.
Further, described sodium-sulphur battery electrolyte ceramics tube lifetime detects and also comprises the second time relay KT2 with switching device of electric control, and described the second time relay KT2 is provided with control node, and described control node is provided with terminal KT2-A1 and terminal KT2-A2; On described the second contactor KM2, be also provided with the auxiliary node of opening, describedly auxiliaryly open node and be provided with terminal KA2-31 and terminal KA2-32;
Terminal KM1-31 on described the second auxiliary reclay KT2 connects the live wire of described working power, terminal KM1-32 on described the second auxiliary reclay KM2 connects the terminal KT2-A1 on described the second time relay KT2, and the terminal KT2-A2 on described the second time relay KT2 connects the zero line of described working power.
Further, described very first time relay K T1 is provided with output node, described output node is provided with terminal KT1-B1 and terminal KT2-B2, and described the second time relay KT2 is provided with output node, and described output node is provided with terminal KT2-B1 and terminal KT2-B2; Described counter KC1 is provided with input node and reset node, and described input node is provided with terminal KC1-10, and described reset node is provided with terminal KC1-11, the public terminal KC1-8 of described input node and described reset node; Described the second auxiliary reclay KA2 is provided with the auxiliary node of opening, and describedly auxiliaryly opens node and is provided with terminal KA2-11 and terminal KA2-12;
Terminal KT1-B1 on described very first time relay K T1 connects the terminal KC1-11 on described counter KC1, terminal KT1-B2 on described very first time relay connects the terminal KA2-11 on described the second auxiliary reclay KA2, terminal KA2-12 on described the second auxiliary reclay KA2 connects the terminal KT2-B1 on described the second time relay KT2, the terminal KC1-8 on the upper linkage counter KC1 of terminal KT2-B2 on described the second time relay KT2.
Further, on described the second auxiliary reclay KA2, be also provided with out node, on described the second auxiliary reclay KA2, be also provided with out node, described in open node and be provided with terminal KA2-21 and terminal KA2-22; Terminal KA2-21 on described the second auxiliary reclay KA2 connects the terminal KC1-11 on described counter KC1, the terminal KC1-10 that the terminal KA2-22 on described the second auxiliary reclay KA2 connects described counter KC1.
Adopted a kind of sodium-sulphur battery electrolyte ceramics tube lifetime of the present invention to detect the technical scheme with switching device of electric control, between sodium sode cell and outside charging/discharging apparatus, adopt closed the first contactor KM1 and the second contactor KM2 with opening a way in turn, switch described outside charging/discharging apparatus to the direction of the charging current of described sodium sode cell charging, make described charging current at the positive pole from described sodium sode cell, flow to the negative pole of described sodium sode cell, and flow to from the negative pole of described sodium sode cell the technical scheme that switching device of electric control is used in the sodium-sulphur battery electrolyte ceramics tube lifetime detection of switching between the anodal two states of described sodium sode cell.Its technique effect is: it can realize the switching of direction of current according to the variation of electric current in sodium-sulphur battery electrolyte ceramics tube lifetime detects, coordinate the work of outside charging/discharging apparatus, automatically complete the test job that sodium-sulphur battery electrolyte ceramics tube lifetime detects, save manpower and improved efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of sodium sode cell in sodium-sulphur battery electrolyte ceramics tube lifetime checkout equipment of the present invention.
Sodium sode cell and switching device of electric control connection diagram in Fig. 2 cell electrolyte ceramic pipe life tests equipment.
Fig. 3 is the schematic diagram of switching device of electric control in sodium-sulphur battery electrolyte ceramics tube lifetime checkout equipment of the present invention.
Fig. 4 is the first contactor construction sketch in switching device of electric control.
Fig. 5 is the second contactor construction sketch in switching device of electric control.
Fig. 6 is the first auxiliary reclay structure diagram in switching device of electric control.
Fig. 7 is the second auxiliary reclay structure diagram in switching device of electric control.
Fig. 8 is very first time relay construction sketch in switching device of electric control.
Fig. 9 is the second time relay structure diagram in switching device of electric control.
Figure 10 is switching device of electric control Counter structure diagram.
Figure 11 is warning device structure diagram in switching device of electric control.
Figure 12 is the action schedule of each device on switching device of electric control.
Embodiment
Refer to Fig. 1～12, 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, a kind of sodium-sulphur battery electrolyte ceramics tube lifetime checkout equipment of the present invention comprises sodium sode cell 1, direction of current switching device shifter 2 and outside charging/discharging apparatus 3.
Wherein sodium sode cell 1 comprises battery case 1-1 and electrolyte ceramics pipe 1-2, the top of electrolyte ceramics pipe 1-2 is provided with ceramic insulation ring 1-3, the top of ceramic insulation ring 1-3 is provided with negative pole sealing ring 1-4, and the negative pole gland bonnet 1-5 that is positioned at negative pole sealing ring 1-4 top, electrolyte ceramics pipe 1-2 is sealed.The radial center of negative pole gland bonnet 1-5 end face is provided with negative lug 1-6.The below of negative lug 1-6 is provided with a conduction plug 1-7 who inserts electrolyte ceramics pipe 1-2 from negative pole gland bonnet 1-5 radial center.Conduction plug 1-7 is axially connected with negative lug 1-6.
Between battery case 1-1 and ceramic insulation ring 1-3, by anodal sealing ring 1-8, seal.The top of battery case 1-1 is provided with positive pole ear 1-9.
Wherein in electrolyte ceramics pipe 1-2, and between electrolyte ceramics pipe 1-2 and battery case 1-1, be all filled with Liquid Sodium.
Wherein battery case 1-1, positive pole ear 1-9 and be filled in electrolyte ceramics pipe 1-2 and battery case 1-1 between Liquid Sodium formed the anodal part of sodium sode cell 1.Liquid Sodium in negative lug 1-6, conduction plug 1-7 and electrolyte ceramics pipe 1-2 has formed the negative pole part of sodium sode cell 1.The effect of electrolyte ceramics pipe 1-2 is anodal part and the negative pole of sodium sode cell 1 partly to separate.
Ceramic insulation ring 1-3, by glass sealing, fixes with the top of electrolyte ceramics pipe 1-2.Anodal sealing ring 1-8 and negative pole sealing ring 1-4 and ceramic insulation ring 1-2 fix by thermal compression welding, thereby anodal part and the negative pole of sodium sode cell 1 is partially enclosed.
The manufacture process of sodium sode cell 1 is: by technological requirement, ceramic insulation ring 1-3 and electrolyte ceramics pipe 1-2 are carried out to glass sealing, negative pole sealing ring 1-4 is hot-pressed onto on ceramic insulation ring 1-3 end face, at glove box, complete anodal sealing ring 1-8 and ceramic insulation ring 1-3 outward, and the welding of the shell of battery case 1-1.In glove box, heat up sodium fusion turned to Liquid Sodium, amount in accordance with regulations in glove box from sodium sode cell 1 bottom the anodal part to sodium sode cell 1 note sodium; After the sodium cooling of anodal note, in glove box, battery bottom 1-10 welding is fixed with the bottom of battery case 1-1, then in glove box, sodium fusion is turned to Liquid Sodium, and amount in accordance with regulations is partly noted sodium from sodium sode cell 1 top to the negative pole of sodium sode cell 1; After negative pole Liquid Sodium is partly cooling, weld negative pole gland bonnet 1-5 in glove box, negative lug 1-6 and conduction plug 1-7 are welded and fixed with negative pole gland bonnet 1-5, thereby complete the assembling of sodium sode cell 1.Atmosphere in glove box requires: oxygen content is lower than 3ppm, and water vapour content is lower than 1-ppm.
A part with this sodium sode cell 1 as sodium-sulphur battery electrolyte ceramics tube lifetime checkout equipment, its technique effect is, in structure and manufacturing process, approaches sodium-sulphur battery, without updating the equipment, comparatively simple; In testing process, without supplementary sodium, process is simple, safety; In testing process, can two-wayly lead sodium, more approach the actual moving process of sodium-sulphur battery, the detection in electrolyte ceramics pipe 1-2 life-span is more accurate.
When using this sodium-sulphur battery electrolyte ceramics tube lifetime checkout equipment, judge that standard that electrolyte ceramics pipe 1-2 damages is exactly that outside charging/discharging apparatus 3 voltage that collects sodium sode cell 1 declines to a great extent, the internal resistance that is sodium sode cell 1 declines, now electrolyte ceramics pipe 1-2 cracks or breaks, and now stops discharging and recharging sodium sode cell 1.Cooling splits out electrolyte ceramics pipe 1-2 check, has just belonged to other inspection content.
Switching device of electric control 2 is shown in accompanying drawing 2 and accompanying drawing 3 with being connected of sodium sode cell 1, outside charging/discharging apparatus 3.
Switching device of electric control 2 comprises the first contactor KM1 and the second contactor KM2.
The first contactor KM1 comprises the first main contactor, the second main contactor, close node, assists and open node and control coil, and wherein the first main contactor is provided with terminal KM1-11 and terminal KM1-12, and the second main contactor is provided with terminal KM1-13 and KM1-14.Close node is provided with terminal KM1-21 and terminal KM1-22, auxiliary open node and is provided with terminal KM1-31 and terminal KM1-32, and control coil is provided with terminal KM1-1 and terminal KM1-2.
The second contactor KM2 comprises the first main contactor, the second main contactor, close node, auxiliary node and the control coil opened, wherein the first main contactor is provided with terminal KM2-11 and terminal KM2-12, the second main contactor is provided with terminal KM2-13 and KM2-14, close node is provided with terminal KM2-21 and terminal KM2-22, auxiliary open node and is provided with terminal KM2-31 and terminal KM2-32.Control coil is provided with terminal KM2-1 and terminal KM2-2.
The positive pole of outside charging/discharging apparatus 3 is by the terminal KM1-11 on reometer 5 and first contactor KM1 the first main contacts, and the terminal KM2-11 on second contactor KM2 the first main contacts connects.The negative pole of outside charging/discharging apparatus 3 and the terminal KM1-13 on first contactor KM1 the second main contacts, and the terminal KM2-13 on second contactor KM2 the second main contacts connects.
Terminal KM2-14 on terminal KM1-12 on the first main contactor of the positive pole ear 1-9 of sodium sode cell 1 and the first contactor KM1 and the second main contactor of the second contactor KM2 is connected.Terminal KM2-12 on terminal KM1-14 on the second main contactor of the negative lug 1-6 of sodium sode cell 1 and the first contactor KM1 and the first main contactor of the second contactor KM2 is connected.
By the first contactor KM1 and the second contactor KM2 are operated, make the first contactor KM1 and the second contactor KM2 in turn in disconnecting and closed state, make 3 pairs of sodium sode cells of outside charging/discharging apparatus 1 carry out positive charge and anti-phase charging, the actual motion state of simulation electrolyte ceramic pipe 1-2 in sodium-sulphur battery operational process.
Switching device of electric control 2 is also provided with the first auxiliary reclay KA1 sum counter KC1.
Wherein, the first auxiliary reclay KA1 is provided with control coil, close node and opens node, and wherein close node is provided with terminal KA1-21 and terminal KA1-23, and control coil is provided with terminal KA1-1 and terminal KA1-2.Open node and be provided with terminal KA1-11 and terminal KA1-12.
Counter KC1 is provided with output node and for counting the input node of input, and reset node, and wherein output point node is provided with terminal KC1-4 and terminal KC1-5.Input node is provided with terminal KC1-10, and reset node is provided with terminal KC1-11, and input node and reset node have a public terminal, i.e. terminal KC1-8.
Refer to Fig. 3, switching device of electric control 2 is upper by being connected on working power zero line N and live wire L, and connects by switch Q1.
Wherein the terminal KM2-21 on the close node of the second contactor KM2 connects the live wire of working power.The zero line that terminal KM1-2 on the first contactor KM1 control coil connects working power connects.Terminal KM2-22 on the second contactor KM2 close node is connected with the terminal KA1-21 on the first auxiliary reclay KA1 close node.Terminal KM1-1 on the first contactor KM1 control coil is connected with the terminal KM1-23 on the first auxiliary reclay KA1 close node.This loop has formed the positive negative sense charge circuit of switching device of electric control 2, controls charging current and flows into from the positive pole ear 1-9 of sodium sode cell 1, and negative lug 1-6 flows out.
Terminal KM1-21 on the close node of the first contactor KM1 connects the live wire of working power.Terminal KM2-2 on the second contactor KM2 control coil connects the zero line of working power.Terminal KM1-22 on the first contactor KM1 close node is connected with the terminal KA1-11 that the first auxiliary reclay KA1 opens on node, and the terminal KM2-1 on the control coil of the second contactor KM2 is connected with the terminal KA1-12 that the first auxiliary reclay KA1 opens on node.This loop has formed the negative positive charge loop of switching device of electric control 2, controls charging current and flows into from the negative lug 1-6 of sodium sode cell 1, and positive pole ear 1-9 flows out.
Terminal KC1-4 on the output node of counter KC1 is connected with the live wire of working power.Terminal KA1-2 on the first auxiliary reclay KA1 control coil is connected with the zero line of working power.Terminal KC1-5 on timer KC1 output node is connected with the terminal KA1-1 on the first auxiliary reclay KA1 control coil.Formed thus the switching circuit of switching device of electric control, charging current is flowed at the negative lug 1-6 from sodium sode cell 1, positive pole ear 1-9 flows out, and flows into from the positive pole ear 1-9 of sodium sode cell 1, and negative lug 1-6 flows out between two states and switches.
In the work period of each the first auxiliary reclay KA1,3 pairs of sodium sode cells of outside charging/discharging apparatus carry out positive charge and reverse charging in turn.
In addition, on switching device of electric control 2, be also provided with warning device and very first time relay K T1 and the second auxiliary reclay KA2.
Wherein, the second auxiliary reclay KA2 is provided with control coil, opens node and assist and open node, wherein opens node and is provided with terminal KA2-21 and terminal KA2-22, and control coil is provided with terminal KA2-1 and terminal KA2-2.Auxiliary open node and be provided with terminal KA2-11 and KA2-12.
Very first time relay K T1 is provided with output node and controls node, and output node is provided with terminal KT1-B1 and terminal KT1-B2, controls node and is provided with terminal KT1-A1 and terminal KT1-A2.
Described warning device is provided with high electric current warning node A-H and low current warning node A-L, and high electric current warning node A-H is in charging process, and when electric current surpasses threshold value alarm, low current warning node, when stopping charging, finds that electric current surpasses threshold value alarm.High electric current warning node A-H is provided with the sub-A-H-11 of first input end and the first lead-out terminal A-H-12, and low current warning node A-L is provided with the second input terminal A-L-21 and the second lead-out terminal A-L-22.The sub-A-H-11 of first input end on high electric current warning node A-H is connected the live wire of working power with the second input terminal A-L-21 on low current warning node A-L.The first lead-out terminal A-H-12 on the high electric current warning of described warning device node A-H connects very first time relay K T1 and controls the terminal KT1-A1 on node, and the second lead-out terminal A-L-22 on low current warning node A-L connects the terminal KA2-1 on the second auxiliary reclay KA2 control coil.The terminal KT1-A2 that very first time relay K T1 controls on node is connected the zero line of working power with the terminal KA2-2 on the second auxiliary reclay KA2 control coil.Formed thus electric current warning output loop.
Meanwhile, the work period of the second auxiliary reclay KA2 is half in work period of the first auxiliary reclay KA1.The work period of the first auxiliary reclay KA1 is consistent with counter KC1.Only at the second auxiliary reclay KA2 during in low level state, outside charging/discharging apparatus could be to 1 charging of sodium sode cell, the warning of corresponding high electric current warning node, otherwise the warning of corresponding low current warning node.
In addition, switching device of electric control 2 is also provided with the second time relay KT2, and the second time relay KT2 is provided with output node and controls node, and output node is provided with terminal KT2-B1 and terminal KT2-B2, controls node and is provided with terminal KT2-A1 and terminal KT2-A2.
The auxiliary terminal KM1-31 opening on node of the second auxiliary reclay KM2 connects the live wire of working power, the auxiliary terminal KM1-32 opening on node of the second auxiliary reclay KM2 connects the second time relay KT2 and controls the terminal KT2-A1 on node, the second time relay KT2 controls the zero line of the terminal KT2-A2 connection working power on node, and circuit is connected in the time delay that has formed thus switching device of electric control.
The effect of very first time relay K T1 is that time delay connects the second auxiliary reclay KA2, and the effect of the second time relay K2 is that time delay connects the first auxiliary reclay KA1,
In addition, terminal KC1-11 on terminal KT1-B1 linkage counter KC1 input node on very first time relay K T1 output node, terminal KT1-B2 on very first time relay K T1 output node connects that the second auxiliary reclay KA2 is auxiliary opens the terminal KA2-11 on node, the auxiliary terminal KA2-12 opening on node of the second auxiliary reclay KA2 connects the terminal KT2-B1 on the second time relay KT2 output node, the terminal KC1-8 on the upper linkage counter KC1 of terminal KT2-B2 on the second time relay KT2 output node.Form thus the count resets circuit of switching device of electric control 2, make counter KC1 from triggering the triggering replying state of the first auxiliary reclay KA1.
Terminal KC1-11, the second auxiliary reclay KA2 that the second auxiliary reclay KA2 opens on the terminal KA2-21 linkage counter KC1 output node on node open the terminal KC1-10 on the terminal KA2-22 linkage counter KC1 output node on node, form thus counting input circuit, make counter KC1 trigger the action of the first auxiliary reclay KA1.
The model of switch Q1 is CN65N2P6A, the specification of the first auxiliary reclay KA1 and the second auxiliary reclay KA2 is AC220V, the model of the first contactor KM1 and the second indirect tentaculum KM2 is LC1D9511M7C, the model of very first time relay K T1 is NTE8-10A/AC220V, time delay 3s disconnects, and the model of the second time relay KT2 is NTE8-10B/AC220V, and time delay 10s connects, the model of counter KC1 is JDM1-14L/AC220V, and is limited to 1 on counting.
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, to the variation of the above embodiment, modification, all will drop within the scope of claims of the present invention.
Claims (7)
1. a sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control, between sodium sode cell and outside charging/discharging apparatus, is characterized in that: comprise the first contactor KM1 and the second contactor KM2;
Described the first contactor KM1 comprises that the first main contactor and the second main contactor, described the first main contactor are provided with terminal KM1-11 and terminal KM1-12, and the second main contactor is provided with terminal KM1-13 and KM1-14;
Described the second contactor KM2 comprises that the first main contactor, the second main contactor, described the first main contactor are provided with terminal KM2-11 and terminal KM2-12; Described the second main contactor is provided with terminal KM2-13 and KM2-14;
The positive pole of described outside charging/discharging apparatus connects the terminal KM1-11 on described the first contactor KM1, and the terminal KM2-11 on described the second contactor KM2 connects, terminal KM1-13 on the negative pole of described outside charging/discharging apparatus and described the first contactor KM1, and the terminal KM2-13 on described the second contactor KM2 connects;
Described positive pole ear is connected with terminal KM1-12 on described the first contactor KM1 and the terminal KM2-14 on described the second contactor KM2 point; Described negative lug is connected with terminal KM1-14 on described the first contactor KM1 and the terminal KM2-12 on the second contactor KM2;
Described the first contactor KM1 and described the second contactor KM2 are in turn in state closed and open circuit.
2. a kind of sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control according to claim 1, is characterized in that: it is also provided with the first auxiliary reclay;
Described the first auxiliary reclay KA1 is provided with control coil, close node and opens node, and described close node is provided with terminal KA1-21 and terminal KA1-23, and described control coil is provided with terminal KA1-1 and terminal KA1-2; The described node of opening is provided with terminal KA1-11 and terminal KA1-12;
Described the first contactor KM1 also comprises control coil, and described control coil is provided with terminal KM1-1 and terminal KM1-2, and described the second contactor KM2 also comprises control coil, and described control coil is provided with terminal KM2-1 and terminal KM2-2;
Terminal KM2-21 on described the second contactor KM2 connects the live wire of working power, and the terminal KM1-2 on described the first contactor KM connects the zero line of described working power; Terminal KM2-22 on described the second contactor KM2 is connected with the terminal KA1-21 on described the first auxiliary reclay KA1; Terminal KM1-1 on the first contactor KM1 is connected with the terminal KM1-23 on described the first auxiliary reclay KA1;
Terminal KM1-21 on described the first contactor KM1 connects the live wire of described working power, and the terminal KM2-2 on described the second contactor KM2 connects the zero line of described working power; Terminal KM1-22 on described the first contactor KM1 is connected with the terminal KA1-11 on described the first auxiliary reclay KA1, and the terminal KM2-1 of described the second contactor KM2 is connected with the terminal KA1-12 on described the first auxiliary reclay KA1.
3. a kind of sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control according to claim 2, it is characterized in that: it is also provided with counter, described counter KC1 is provided with output node, and described output point node is provided with terminal KC1-4 and terminal KC1-5; Terminal KC1-4 on described counter KC1 is connected with the live wire of described working power; Terminal KA1-2 on described the first auxiliary reclay is connected with the zero line of described working power, and the terminal KC1-5 on described timer KC1 is connected with the terminal KA1-1 on described the first auxiliary reclay KA1.
4. a kind of sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control according to claim 3, is characterized in that: it is also provided with warning device and very first time relay K T1 and the second auxiliary reclay KA2;
Described the second auxiliary reclay KA2 is provided with control coil, and described control coil is provided with terminal KA2-1 and terminal KA2-2;
Described very first time relay K T1 is provided with control node, and described control node is provided with terminal KT1-A1 and terminal KT1-A2;
Described warning device is provided with high electric current warning node A-H and low current warning node A-L, described high electric current warning node A-H is provided with the sub-A-H-11 of first input end and the first lead-out terminal A-H-12, and described low current warning node A-L is provided with the second input terminal A-L-21 and the second lead-out terminal A-L-22; The sub-A-H-11 of first input end on described high electric current warning node A-H and the second input terminal A-L-21 on described low current warning node A-L connect the live wire of described working power; The first lead-out terminal A-H-12 on described high electric current warning node A-H connects the terminal KT1-A1 on described very first time relay, the second lead-out terminal A-L-22 on described low current warning node A-L connects the terminal KA2-1 on described the second auxiliary reclay KA2, and the terminal KT1-A2 on described very first time relay K T1 is connected the zero line of described working power with the terminal KA2-2 on described the second auxiliary reclay KA2.
5. according to claim 4 a kind of sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control, it is characterized in that: it also comprises the second time relay KT2, described the second time relay KT2 is provided with control node, and described control node is provided with terminal KT2-A1 and terminal KT2-A2; On described the second contactor KM2, be also provided with the auxiliary node of opening, describedly auxiliaryly open node and be provided with terminal KA2-31 and terminal KA2-32;
Terminal KM1-31 on described the second auxiliary reclay KT2 connects the live wire of described working power, terminal KM1-32 on described the second auxiliary reclay KM2 connects the terminal KT2-A1 on described the second time relay KT2, and the terminal KT2-A2 on described the second time relay KT2 connects the zero line of described working power.
6. a kind of sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control according to claim 5, it is characterized in that: described very first time relay K T1 is provided with output node, described output node is provided with terminal KT1-B1 and terminal KT2-B2, described the second time relay KT2 is provided with output node, and described output node is provided with terminal KT2-B1 and terminal KT2-B2; Described counter KC1 is provided with input node and reset node, and described input node is provided with terminal KC1-10, and described reset node is provided with terminal KC1-11, the public terminal KC1-8 of described input node and described reset node; Described the second auxiliary reclay KA2 is provided with the auxiliary node of opening, and describedly auxiliaryly opens node and is provided with terminal KA2-11 and terminal KA2-12;
Terminal KT1-B1 on described very first time relay K T1 connects the terminal KC1-11 on described counter KC1, terminal KT1-B2 on described very first time relay connects the terminal KA2-11 on described the second auxiliary reclay KA2, terminal KA2-12 on described the second auxiliary reclay KA2 connects the terminal KT2-B1 on described the second time relay KT2, the terminal KC1-8 on the upper linkage counter KC1 of terminal KT2-B2 on described the second time relay KT2.
7. a kind of sodium-sulphur battery electrolyte ceramics tube lifetime detection switching device of electric control according to claim 6, is characterized in that: on described the second auxiliary reclay KA2, be also provided with out node, described in open node and be provided with terminal KA2-21 and terminal KA2-22; Terminal KA2-21 on described the second auxiliary reclay KA2 connects the terminal KC1-11 on described counter KC1, the terminal KC1-10 that the terminal KA2-22 on described the second auxiliary reclay KA2 connects described counter KC1.
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Effective date of registration: 20200903 Address after: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Co-patentee after: EAST CHINA ELECTRIC POWER RESEARCH INSTITUTE Co.,Ltd. Patentee after: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Address before: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Co-patentee before: SHANGHAI ELECTRIC SODIUM SULFUR ENERGY STORAGE TECHNOLOGY Co.,Ltd. Patentee before: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. |