CN205027854U - Passive insulator flashover fault wireless positioning device - Google Patents
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- CN205027854U CN205027854U CN201520739949.3U CN201520739949U CN205027854U CN 205027854 U CN205027854 U CN 205027854U CN 201520739949 U CN201520739949 U CN 201520739949U CN 205027854 U CN205027854 U CN 205027854U
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- 239000012212 insulator Substances 0.000 title claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 37
- 229910052710 silicon Inorganic materials 0.000 claims description 37
- 239000010703 silicon Substances 0.000 claims description 37
- 230000001629 suppression Effects 0.000 claims description 22
- 230000001052 transient effect Effects 0.000 claims description 22
- 230000000087 stabilizing effect Effects 0.000 claims description 15
- 238000002955 isolation Methods 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 238000004146 energy storage Methods 0.000 claims description 10
- 230000001419 dependent effect Effects 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000002707 nanocrystalline material Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 3
- 238000011835 investigation Methods 0.000 abstract 1
- 238000005457 optimization Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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Abstract
The utility model provides a passive insulator flashover fault wireless positioning device, is including ability device, fairing, control switch device, direct current conversion equipment, ultra -low power consumption singlechip and the wireless transmission device of asking for. The utility model has the advantages of utilize distribution network phase to earth fault to allow the long period to last operation and the very little characteristics of trouble zero sequence current, through the ability device of asking for that adopts high -magnetic -permeability, acquire the energy and offer ultra -low power consumption singlechip and wireless transmission device from fault current, carry out reporting to the police fast the location to faulty insulator, it seeks to need not artifical scene, minimum need 200mA electric current continuously charges and to accomplish the location of reporting to the police in 70 seconds, neither need additionally provide the power or dispose the battery, energy saving reduce cost, and work is simple, high practicability and high reliability are realized, while can be born the long period impact 0.5 second at least of the above heavy current of 5000A and can be reported to the police in 0.1 second under minimum 50A electric current and fix a position, consequently can effectively solve in the distribution network because of the insulator flashover lead to single -phase, the heterogeneous earth fault problem of seeking, and be applicable to the power transmission network, for quick location, the investigation trouble is resumeed the power transmission and is offered help, practice thrift a large amount of human costs and time.
Description
Technical field
The utility model belongs to the insulator arc-over wireless fault alarm locating device equipment technical field in circuit on power system, particularly relate to a kind of being applicable in power network neutral point isolated neutral system because of single-phase or heterogeneous earth fault that insulator arc-over causes, or be applicable to power transmission network insulator arc-over fault, and the passive isolation arcing fault radio positioner of energy without the need to external power supply can be obtained when breaking down by self-energizing device from electrical network simultaneously.
Background technology
At present, the reason overwhelming majority causing power consumer to have a power failure is distribution network failure, and power distribution network modal failure cause in actual motion has: trees short, conductor cord disconnection, insulator arc-over etc.Comparatively speaking, trees short and conductor cord disconnection etc. are easier to be judged by direct visualization, and insulator arc-over is due to higher apart from ground, insulator body is less, flashover vestige is not obvious, be difficult to direct judgement, and the insulator arc-over that thunderbolt and pollution flashover cause betides remote mountain areas, mostly for artificial line walking looking up the fault with the addition of a lot of difficulty.Distribution network failure indicator on domestic market can only judge faulty line and section, can not direct localizing faults insulator, and when power distribution network generation singlephase earth fault because fault current is less, cannot accurate work, and singlephase earth fault the most easily occurs in power distribution network, account for 80% of sum according to statistics.Existing fault detector mostly needs external power supply and configures battery simultaneously, and single cost is higher, and when own power source or cell malfunctions just cannot work, troublesome maintenance.Although power transmission network has the fault locator can locating insulator arc-over, as row ripple locating device, error generally more than 500 meters, and cannot use at the power distribution network that branch line is various, and price is very high.As for other, such as the application of localization method in power distribution network such as impedance method, S signal injection method is still immature, cannot meet the requirement of accurately localizing faults quickly and easily.
Summary of the invention
The technical problems to be solved in the utility model is to provide the sub-arcing fault radio positioner of passive isolation in a kind of circuit on power system, solves a difficult problem for power distribution network insulator arc-over fault alarm location.
The utility model solves the problems of the technologies described above by the following technical programs:
The sub-arcing fault radio positioner of a kind of passive isolation, comprises self-energizing device, fairing, gauge tap device, current/direct-current conversion device, super low power consuming single chip processor and radio transmitting device, it is characterized in that:
Described self-energizing device, is made up of the nanocrystalline material iron core of hollow tubular and copper coil wound on it, does not work under normal condition, when sense faults electric current after insulator arc-over, obtains energy;
Described fairing, it is the rectifier bridge of 4 diode compositions, two input ends are connected with the output terminal of copper coil respectively, one end of its cathode output end and electric capacity, the positive pole of voltage stabilizing diode, the collector of photoelectrical coupler, optocoupler silicon controlled output terminal connects, the other end of its cathode output end and electric capacity, current-limiting resistance, first electric capacity, second resistance, SGND and the GND port of buck mode DC-DC converter, 3rd electric capacity, the DVss port of ultra low-power microcontroller, the GND port of low-power wireless module connects, the AC fault electric current sensed is converted to DC current,
Described gauge tap device, is made up of photoelectrical coupler, optocoupler controllable silicon and current-limiting resistance; The anode of photoelectrical coupler is connected with the negative pole of voltage stabilizing diode, the negative electrode of photoelectrical coupler is connected with optocoupler silicon controlled anode, the collector of photoelectrical coupler is connected with the cathode output end of rectifier bridge, and the emitter of photoelectrical coupler is connected with the negative pole of voltage stabilizing diode; Optocoupler silicon controlled anode is connected with the negative electrode of photoelectrical coupler, optocoupler silicon controlled negative electrode is connected with current-limiting resistance, optocoupler silicon controlled output terminal one end is connected with cathode rectifier output terminal, and the other end is connected with the Vin port of the first electric capacity, the first resistance, buck mode DC-DC converter; Current-limiting resistance two ends are connected with the cathode output end of optocoupler silicon controlled negative electrode and rectifier bridge respectively; The first action of photoelectrical coupler, action after optocoupler controllable silicon, by controlling photoelectrical coupler and the conducting of optocoupler silicon controlled, shutoff, makes current/direct-current conversion device work, and then provides power supply for super low power consuming single chip processor and radio transmitting device;
Described current/direct-current conversion device, be made up of inductance, the first resistance, the second resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity and dc-dc, the first electric capacity two ends are connected with the cathode output end of optocoupler silicon controlled output terminal and rectifier bridge respectively; One end of first resistance is connected with optocoupler silicon controlled output terminal, and the other end is connected with the On port of the second resistance, buck mode DC-DC converter; Second resistance one end is connected with the first resistance, and the other end is connected with the cathode output end of rectifier bridge; The Vin port of buck mode DC-DC converter is connected with optocoupler silicon controlled output terminal, its On port is connected with the first resistance, the second resistance, its SGND port is connected with the cathode output end of rectifier bridge with GND port, its BST port is connected with the second electric capacity, its LX port is connected with the second electric capacity, inductance, its FB port is connected with the DCcc port of inductance, super low power consuming single chip processor, the Vcc port of low-power wireless module, and its Vd port is connected with the 3rd electric capacity; The two ends of the second electric capacity are connected with the BST port of buck mode DC-DC converter and LX port respectively; The two ends of the 3rd electric capacity are connected with the Vd port of buck mode DC-DC converter and the cathode output end of rectifier bridge respectively; The two ends of inductance are connected with the LX port of buck mode DC-DC converter and FB port respectively; Direct current is converted to stable 3.3V voltage and exports by described current/direct-current conversion device, for super low power consuming single chip processor and radio transmitting device are powered;
Described super low power consuming single chip processor, stores insulator address information, and sends to radio transmitting device after fault occurs;
Described radio transmitting device, after receiving the insulator address information of super low power consuming single chip processor transmission, wirelessly sends to distant place main website by address information.
As optimization, also have energy storage device, be large bulk capacitance, utilize electric capacity by the energy storage of acquisition, and electric capacity both end voltage increase thereupon, the two ends of described energy storage device connect the DC power output end of described fairing respectively;
As optimization, also have pressure limiting device, be voltage stabilizing diode, its positive pole is connected with rectifier bridge DC power anode output terminal, and anode and the emitter of its negative pole and photoelectrical coupler are connected; When the energy stored by energy storage device is enough for super low power consuming single chip processor and radio transmitting device, when namely energy storage device both end voltage rises to setting limit value, pressure limiting device is started working;
As optimization, also has over-pressure safety device, be made up of voltage dependent resistor (VDR) and two Transient Suppression Diodes, wherein the positive pole of the first Transient Suppression Diode is connected with the negative pole of the second Transient Suppression Diode, the negative pole of the first Transient Suppression Diode is connected with the positive pole of the second Transient Suppression Diode, voltage dependent resistor (VDR), the first Transient Suppression Diode, the second Transient Suppression Diode connect and be connected with the output terminal of copper coil;
As optimization, described photoelectrical coupler is PC817 model, and described optocoupler controllable silicon is MOC3023 model;
As optimization, described dc-dc is the MAX5035 buck mode DC-DC converter that MAXIM company produces;
As optimization, described super low power consuming single chip processor is the MSP430F149 ultra low-power microcontroller that TI company produces;
As optimization, described radio transmitting device is the SM53 low-power wireless industrial module that upper marine will company produces.
The utility model has the advantage of and utilize one-phase earthing failure in electric distribution network to allow long period continuous service and the very little feature of fault zero-sequence current, by adopting the self-energizing device of high permeability, from fault current, obtain energy and be supplied to super low power consuming single chip processor and radio transmitting device, Rapid Alarm location is carried out to faulty insulator, search without the need to manual site, minimum needs 200mA continuing current flow to charge can to complete for 70 seconds location of reporting to the police, not only do not need additionally to provide power supply or configuration battery, economize energy reduces costs, and work is simple, practical reliable, more than the 5000A big current long period of at least 0.5 second can be born impact and location of reporting to the police in 0.1 second under minimum 50A electric current simultaneously, therefore can effectively solve in power distribution network because of insulator arc-over cause single-phase, heterogeneous grounding fault problem, and be applicable to power transmission network, for quick position, investigate fault and recover power transmission and offer help, save a large amount of human cost and time.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model fault radio positioner;
Fig. 2 is the implementing circuit figure of the utility model fault radio positioner.
Embodiment
Below in conjunction with drawings and Examples, further illustrate composition of the present utility model and principle of work.
As shown in Figure 1 and Figure 2, the sub-flashover radio positioner of passive isolation, includes self-energizing device, over-pressure safety device, fairing, energy storage device, pressure limiting device, gauge tap device, current/direct-current conversion device, super low power consuming single chip processor and radio transmitting device;
Described self-energizing device, comprise nanocrystalline material iron core 1 and the copper coil 2 of high permeability, nanocrystalline material iron core 1 is hollow tubular structures, is enclosed within insulator end or tower grounding point place during practical application; Copper coil 2 is wound on the sidewall of nanocrystalline material iron core 1;
Described over-pressure safety device, be made up of voltage dependent resistor (VDR) 3, Transient Suppression Diode 4 and 5, the positive pole of the first Transient Suppression Diode 4 is connected with the negative pole of the second Transient Suppression Diode 5, the negative pole of the first Transient Suppression Diode 4 is connected with the positive pole of the second Transient Suppression Diode 5, and voltage dependent resistor (VDR) 3, first Transient Suppression Diode 4, second Transient Suppression Diode 5 is also connected with the output terminal of copper coil 2 after connecting;
Described fairing, the rectifier bridge 6 be made up of 4 diodes, two input ends are connected with the output terminal of coil 2 respectively, one end of its cathode output end and electric capacity 7, the positive pole of voltage stabilizing diode 8, the collector of photoelectrical coupler 9, an output terminal of optocoupler controllable silicon 10 are connected, and the other end of its cathode output end and electric capacity 7, current-limiting resistance 11, first electric capacity 12, second resistance 14, SGND and the GND port of buck mode DC-DC converter 15, the 3rd electric capacity 17, the DVss port of ultra low-power microcontroller 19, the GND port of low-power wireless module 20 are connected;
Described energy storage device, be large bulk capacitance 7, its two ends connect cathode output end and the cathode output end of rectifier bridge 6 respectively;
Described pressure limiting device, be voltage stabilizing diode 8, positive pole is connected with rectifier bridge 6 cathode output end, and anode, the emitter of negative pole and photoelectrical coupler 9 are connected;
Described gauge tap device, is made up of photoelectrical coupler 9, optocoupler controllable silicon 10 and current-limiting resistance 11; The anode of photoelectrical coupler 9 is connected with the negative pole of voltage stabilizing diode 8, the negative electrode of photoelectrical coupler 9 is connected with the anode of optocoupler controllable silicon 10, the collector of photoelectrical coupler 9 is connected with the cathode output end of rectifier bridge 6, and the emitter of photoelectrical coupler 9 is connected with the negative pole of voltage stabilizing diode 8; The anode of optocoupler controllable silicon 10 is connected with the negative electrode of photoelectrical coupler 9, the negative electrode of optocoupler controllable silicon 10 is connected with current-limiting resistance 11, output terminal one end of optocoupler controllable silicon 10 is connected with cathode rectifier output terminal, and the other end is connected with the Vin port of the first electric capacity 12, first resistance 13, buck mode DC-DC converter 15; Current-limiting resistance 11 two ends are connected with the negative electrode of optocoupler controllable silicon 10 and the cathode output end of rectifier bridge 6 respectively;
Described current/direct-current conversion device is made up of the first electric capacity 12, first resistance 13, second resistance 14, buck mode DC-DC converter 15, second electric capacity 16, the 3rd electric capacity 17 and inductance 18, first electric capacity 12 two ends are connected with the output terminal of optocoupler controllable silicon 10 and the cathode output end of rectifier bridge 6 respectively, one end of first resistance 13 is connected with the output terminal of optocoupler controllable silicon 10, and the other end is connected with the On port of the second resistance 14, buck mode DC-DC converter 15, second resistance 14 one end is connected with the first resistance 13, and the other end is connected with the cathode output end of rectifier bridge 6, the Vin port of buck mode DC-DC converter 15 is connected with the output terminal of optocoupler controllable silicon 10, On port and the first resistance 13, second resistance 14 connects, the SGND port of buck mode DC-DC converter 15 is connected with the cathode output end of GND port with rectifier bridge 6, the BST port of buck mode DC-DC converter 15 is connected with the second electric capacity 16, the LX port of buck mode DC-DC converter 15 and the second electric capacity 16, inductance 18 connects, the FB port of buck mode DC-DC converter 15 and inductance 18, the DCcc port of ultra low-power microcontroller 19, the Vcc port of low-power wireless module 20 connects, the Vd port of buck mode DC-DC converter 15 is connected with the 3rd electric capacity 17, the two ends of the second electric capacity 16 are connected with the BST port of buck mode DC-DC converter 15 and LX port respectively, the two ends of the 3rd electric capacity 17 are connected with the Vd port of buck mode DC-DC converter 15 and the cathode output end of rectifier bridge 6 respectively, the two ends of inductance 18 are connected with the LX port of buck mode DC-DC converter 15 and FB port respectively, direct current is converted to stable 3.3V voltage and exports by described current/direct-current conversion device, for super low power consuming single chip processor and radio transmitting device are powered,
Described super low power consuming single chip processor, for ultra low-power microcontroller 19, its DVcc port is connected with inductance 18, and its DVss port is connected with the cathode output end of rectifier bridge 6, its URX port is connected with the TXD port of low-power wireless module 20, and its UTX port is connected with the RXD port of low-power wireless module 20;
Described radio transmitting device, for low-power wireless module 20, its Vcc port is connected with inductance 18, and its TXD port is connected with the URX port of ultra low-power microcontroller 19, its RXD port is connected with the UTX port of ultra low-power microcontroller 19, and its GND port is connected with the cathode output end of rectifier bridge 6.
Principle of work of the present utility model is: the nanocrystalline material iron core 1 of self-energizing device is enclosed within insulator end or tower grounding line place, be former limit with insulator end or tower grounding line, as shown in fig. 1, when the earth fault that electric line generation causes because of insulator arc-over, fault current flows through the former limit of self-energizing device, thus alternating current is induced in secondary copper coil 2, and by voltage dependent resistor (VDR) 3, Transient Suppression Diode 4 and 5 limits big current, after rectifier bridge 6 rectification, electric capacity 7 is charged, electric capacity 7 both end voltage is made to increase, when the voltage of electric capacity 7 reaches the limit value of voltage stabilizing diode 8, the anode of photoelectrical coupler 9 and negative electrode conducting, conducting between collector and emitter simultaneously, by voltage stabilizing diode 8 short circuit, then the anode of optocoupler controllable silicon 10 and negative electrode conducting, conducting between two output terminals of simultaneously optocoupler controllable silicon 10, electric capacity 7 pairs of voltage stabilizing first electric capacity 12 and buck mode DC-DC converter 15 are discharged, and by the first resistance 13, second resistance 14 carries out dividing potential drop and makes the On port of buck mode DC-DC converter 15 rise to noble potential, thus start buck mode DC-DC converter 15, by the second electric capacity 16 after buck mode DC-DC converter 15 works, the balance of the 3rd electric capacity 17 and inductance 18 controls, one end that inductance 18 is connected with the FB port of buck mode DC-DC converter 15 is stable exports 3.3V DC voltage, for ultra low-power microcontroller 19 and low-power wireless module 20 are powered, make it startup work, the address information stored in advance in internal memory (address information of every insulator string or shaft tower definition is different) is transferred to low-power wireless module 20 by ultra low-power microcontroller 19 upon actuation, low-power wireless module 20 carries out wireless transmission after receiving address information, the wireless transmission distance of low-power wireless module 20 is 1.5 kilometers to 2 kilometers, therefore whole urban power distribution network is divided into multiple block, each block is roughly the border circular areas (can be overlapped) of radius 1 kilometer ~ 1.5 kilometers, each block arranges at home position roughly the repeater that is furnished with identical low-power wireless module and GPRS data module or fiber optic communications devices, block switch can be installed on, interconnection switch, ring main unit, feeder pillars etc. are with in the control box of power supply, repeater uploads distribution main website after receiving address information, complete location tasks.After earth fault is got rid of, the former limit of self-energizing device does not have fault current to flow through, photoelectrical coupler 9, optocoupler controllable silicon 10 recover off state, buck mode DC-DC converter 15 is quit work, and then ultra low-power microcontroller 19 and low-power wireless module 20 power-off are quit work, to treat to locate next time.
Claims (8)
1. the sub-arcing fault radio positioner of passive isolation, comprises self-energizing device, fairing, gauge tap device, current/direct-current conversion device, super low power consuming single chip processor and radio transmitting device, it is characterized in that:
Described self-energizing device, is made up of the nanocrystalline material iron core of hollow tubular and copper coil wound on it, does not work under normal condition, when sense faults electric current after insulator arc-over, obtains energy;
Described fairing, it is the rectifier bridge of 4 diode compositions, two input ends are connected with the output terminal of copper coil respectively, one end of its cathode output end and electric capacity, the positive pole of voltage stabilizing diode, the collector of photoelectrical coupler, optocoupler silicon controlled output terminal connects, the other end of its cathode output end and electric capacity, current-limiting resistance, first electric capacity, second resistance, SGND and the GND port of buck mode DC-DC converter, 3rd electric capacity, the DVss port of ultra low-power microcontroller, the GND port of low-power wireless module connects, the AC fault electric current sensed is converted to DC current,
Described gauge tap device, is made up of photoelectrical coupler, optocoupler controllable silicon and current-limiting resistance; The anode of photoelectrical coupler is connected with the negative pole of voltage stabilizing diode, the negative electrode of photoelectrical coupler is connected with optocoupler silicon controlled anode, the collector of photoelectrical coupler is connected with the cathode output end of rectifier bridge, and the emitter of photoelectrical coupler is connected with the negative pole of voltage stabilizing diode; Optocoupler silicon controlled anode is connected with the negative electrode of photoelectrical coupler, optocoupler silicon controlled negative electrode is connected with current-limiting resistance, optocoupler silicon controlled output terminal one end is connected with cathode rectifier output terminal, and the other end is connected with the Vin port of the first electric capacity, the first resistance, buck mode DC-DC converter; Current-limiting resistance two ends are connected with the cathode output end of optocoupler silicon controlled negative electrode and rectifier bridge respectively;
Described current/direct-current conversion device, be made up of inductance, the first resistance, the second resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity and dc-dc, the first electric capacity two ends are connected with the cathode output end of optocoupler silicon controlled output terminal and rectifier bridge respectively; One end of first resistance is connected with optocoupler silicon controlled output terminal, and the other end is connected with the On port of the second resistance, buck mode DC-DC converter; Second resistance one end is connected with the first resistance, and the other end is connected with the cathode output end of rectifier bridge; The Vin port of buck mode DC-DC converter is connected with optocoupler silicon controlled output terminal, its On port is connected with the first resistance, the second resistance, its SGND port is connected with the cathode output end of rectifier bridge with GND port, its BST port is connected with the second electric capacity, its LX port is connected with the second electric capacity, inductance, its FB port is connected with the DCcc port of inductance, super low power consuming single chip processor, the Vcc port of low-power wireless module, and its Vd port is connected with the 3rd electric capacity; The two ends of the second electric capacity are connected with the BST port of buck mode DC-DC converter and LX port respectively; The two ends of the 3rd electric capacity are connected with the Vd port of buck mode DC-DC converter and the cathode output end of rectifier bridge respectively; The two ends of inductance are connected with the LX port of buck mode DC-DC converter and FB port respectively; Direct current is converted to stable 3.3V voltage and exports by described current/direct-current conversion device;
Described super low power consuming single chip processor, stores insulator address information, and sends to radio transmitting device after fault occurs;
Described radio transmitting device, after receiving the insulator address information of super low power consuming single chip processor transmission, wirelessly sends to distant place main website by address information.
2. the sub-arcing fault radio positioner of passive isolation as claimed in claim 1, it is characterized in that, also has energy storage device, for large bulk capacitance, utilize electric capacity by the energy storage of acquisition, and electric capacity both end voltage increases thereupon, the two ends of described energy storage device connect the DC power output end of described fairing respectively.
3. the sub-arcing fault radio positioner of passive isolation as claimed in claim 1 or 2, it is characterized in that, also having pressure limiting device, is voltage stabilizing diode, its positive pole is connected with rectifier bridge DC power anode output terminal, and anode and the emitter of its negative pole and photoelectrical coupler are connected.
4. the sub-arcing fault radio positioner of passive isolation as claimed in claim 1 or 2; it is characterized in that; also has over-pressure safety device; be made up of voltage dependent resistor (VDR) and two Transient Suppression Diodes; wherein the positive pole of the first Transient Suppression Diode is connected with the negative pole of the second Transient Suppression Diode; the negative pole of the first Transient Suppression Diode is connected with the positive pole of the second Transient Suppression Diode, voltage dependent resistor (VDR), the first Transient Suppression Diode, the second Transient Suppression Diode connect and be connected with the output terminal of copper coil.
5. the sub-arcing fault radio positioner of passive isolation as claimed in claim 1 or 2, it is characterized in that, described photoelectrical coupler is PC817 model, and described optocoupler controllable silicon is MOC3023 model.
6. the sub-arcing fault radio positioner of passive isolation as claimed in claim 1 or 2, is characterized in that, described dc-dc is the MAX5035 buck mode DC-DC converter that MAXIM company produces.
7. the sub-arcing fault radio positioner of passive isolation as claimed in claim 1 or 2, is characterized in that, described super low power consuming single chip processor is the MSP430F149 ultra low-power microcontroller that TI company produces.
8. the sub-arcing fault radio positioner of passive isolation as claimed in claim 1 or 2, is characterized in that, described radio transmitting device is the SM53 low-power wireless industrial module that upper marine will company produces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520739949.3U CN205027854U (en) | 2015-09-23 | 2015-09-23 | Passive insulator flashover fault wireless positioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520739949.3U CN205027854U (en) | 2015-09-23 | 2015-09-23 | Passive insulator flashover fault wireless positioning device |
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| CN205027854U true CN205027854U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520739949.3U Expired - Fee Related CN205027854U (en) | 2015-09-23 | 2015-09-23 | Passive insulator flashover fault wireless positioning device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876053A (en) * | 2017-02-28 | 2017-06-20 | 西安交通大学 | A kind of utilization flashover takes the intelligent trouble alarm insulator of energy |
| CN116908617A (en) * | 2023-07-21 | 2023-10-20 | 国网湖北省电力有限公司云梦县供电公司 | Distribution overhead line vase flashover fault locator |
-
2015
- 2015-09-23 CN CN201520739949.3U patent/CN205027854U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876053A (en) * | 2017-02-28 | 2017-06-20 | 西安交通大学 | A kind of utilization flashover takes the intelligent trouble alarm insulator of energy |
| CN116908617A (en) * | 2023-07-21 | 2023-10-20 | 国网湖北省电力有限公司云梦县供电公司 | Distribution overhead line vase flashover fault locator |
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