CN208479181U - A kind of lightning-protection system based on Coulomb's law - Google Patents
A kind of lightning-protection system based on Coulomb's law Download PDFInfo
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- CN208479181U CN208479181U CN201820987023.XU CN201820987023U CN208479181U CN 208479181 U CN208479181 U CN 208479181U CN 201820987023 U CN201820987023 U CN 201820987023U CN 208479181 U CN208479181 U CN 208479181U
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Abstract
The utility model relates to a kind of lightning-protection systems based on Coulomb's law, belong to thunder and lightning prevention technique field.It include: to dodge electric conductor and cascading water ground wire for thunder and lightning to be attracted to default connecing for lightning stroke object；For the energy-storage capacitor to connect sudden strain of a muscle electric conductor charging electric charge；For the high-voltage DC power supply for conductive bulk charging；For adjusting the electric voltage regulator of voltage according to intensity of lightning；For providing the power supply of power supply for high-voltage DC power supply and overvoltage protection trigger controller；For guaranteeing the ball-gap discharge and protection circuit of integrated circuit over-voltage safety.Injury of the thunder and lightning to the mankind can be effectively avoided in the lightning-protection system of the utility model, guarantees the safety of people's life, property.And the lightning-protection system structure of the utility model is simple, and it is easy for installation, there is good social and economic benefit.
Description
Technical field
The utility model relates to a kind of lightning-protection systems based on Coulomb's law, belong to thunder and lightning prevention technique field.
Background technique
Thunder and lightning brings many harm to the mankind, and for many years, the mankind have made many explorations and research to thunder and lightning, and take
Some lightning protection measures but still have lightening hazard.General traditional lightning rod mode is protected as shown in Figure 1, working as thundercloud to the earth
When movement, electric discharge guide generates strong main discharge, a large amount of electricity in thundercloud when merging with the head-on guide that lightning rod is incuded
Lotus will leak into the earth by lightning rod, lightning-arrest downlead, to protect building.Wherein the lightning protection of building is mainly adopted always
With the method for above-mentioned lightning rod, dissipation array is also once used, this means of defence protection scope is in 45 degree of angle decaying, and there are protection scopes
Small, the disadvantages of antenna height is high, and contingency is big and protected object is attacked directly by thunder and lightning.Twentieth century end, space center of the Chinese Academy of Sciences
Itd is proposed a kind of method and device for manufacturing the lightning protection of high-conductivity atmospheric layer active lightning protection, Patent No. 95117424.X is being built
Object top layer manufactures high-conductivity atmospheric layer to achieve the purpose that reduce electric field strength.The patent assumes the electricity between the earth and metal plate
Field intensity is E2(this is artificially added), metal plate electric field strength on the surface of thundercloud is E1, but E2Greatly, E1Not necessarily
Greatly.Because of E1It is not by E2Come what is determined, a large amount of statistics show that thunder and lightning is a kind of unipolarity ("+" or "-") high electricity in air
Electrical phenomena is pressed, quickly due to thunder and lightning travel speed, how to judge that the polarity of thunder and lightning is a difficult point, so envisioning in prior art
The idea for manufacturing highly conductive gas-bearing formation is difficult to realize.The applicant is also it has been suggested that excessively a kind of Mine Neutralization System, China Patent No. are as follows:
ZL200910081350.4, by judging thunder and lightning polarity, in the high-voltage electricity of Mine Neutralization System ball extremely upper load and thunder and lightning identical polar
Source repels thunder and lightning to outside protected object, to reach lightning protection purpose.But the Mine Neutralization System in this patent needs to sentence first
Disconnected thunder and lightning polarity reloads corresponding polarity power, and slower there are the response time, high voltage power supply need to be mounted in protected object, be existed
Security risk.
Summary of the invention
The purpose of this utility model is to propose a kind of lightning-protection system based on Coulomb's law, using Coulomb's law, by thunder and lightning
Positioning is attracted to far from being protected on the default lightning stroke object built, to achieve the purpose that lightning protection mitigation.
The utility model proposes the lightning-protection system based on Coulomb's law, including positive high voltage power supply, two sets of lightning-protection systems and
Negative high voltage power source, the positive high voltage power supply and negative high voltage power source are placed in the opposite sides of protected object, positive high voltage power supply and negative
High voltage power supply is respectively used to generate the DC high-voltage that connecing in two sets of lightning-protection systems dodges electric conductor and energy-storage capacitor charging, and
For in lightning-protection system positive polarity high-voltage DC power supply and negative polarity high-voltage DC power supply power supply is provided；
Lightning-protection system by power supply, over-voltage protector, electric voltage regulator, step-up transformer, energy-storage capacitor, to connect sudden strain of a muscle conductive
Body, earthing switch and discharge ball gap composition, in which:
Power supply, for being positive, polarity high voltage DC power supply and negative polarity high-voltage DC power supply provide power supply, and power supply connects first
It is connected to over-voltage protector；
Over-voltage protector, it is interim for coming in lightning stroke, protect positive high voltage power supply or negative high voltage power source not by overvoltage
Damage, over-voltage protector are connected with electric voltage regulator；
Electric voltage regulator and step-up transformer, for the AC power source of input to be boosted to required high pressure, electronic pressure regulation
Device and step-up transformer are connected with positive high voltage power supply or negative high voltage power source, and the high voltage power supply that is positive or negative high voltage power source provide exchange height
Pressure input；
Energy-storage capacitor guarantees to connect the quantity of electric charge foot stabilization dodged on electric conductor for storing positive polarity or negative polarity electricity
Amount, energy-storage capacitor are connected with sudden strain of a muscle electric conductor is connect；
It connects and dodges electric conductor and discharge ball gap, connect sudden strain of a muscle electric conductor for thunder and lightning to be attracted to, and put by discharge ball gap
Electric cascading water guarantees that the safety for being protected my object, discharge ball gap are connected with ground wire, and two connect sudden strain of a muscle electric conductor and are separately connected positive polarity electricity
Source and negative polarity power supply are supported near protected object by insulation column；
Ground protection switch, ground protection when for daily access failure power supply guarantee lightning-protection system safety, ground protection
Switch is connected with ground wire.
The utility model proposes the lightning-protection system based on Coulomb's law, its advantage is that:
1, compared with traditional lightning protection needle protection device, the utility model proposes the lightning-protection system based on Coulomb's law can be with
Accurately positioning thunder and lightning electric shock position, enhances protective, while expanding protection scope significantly, or even accomplish lightning-protection system and quilt
Protection facility etc. provides lightning protection when high.And the lightning-protection system based on Coulomb's law can not be mounted in indoor, far from being protected
Object is protected, it is safer.
2, the lightning-protection system based on Coulomb's law of the utility model works as generation without considering the problems of dipole inversion
When thunder and lightning, radar connects flash-point for hit that it is attracted automatically, this is the great advantage of the utility model lightning-protection system.
3, the lightning-protection system based on Coulomb's law of the utility model can also greatly reduce inductive lightning and set to low pressure
Standby damage.The vast mountain area of south China and rural area, due to its special mountain shape, surface relief structures, annual rainy season and summer
Season is all the multiple season of thunder and lightning, and injury and loss caused by people's life, property appear in the newspapers repeatly due to thunder and lightning.Use this reality
With the high efficiency lightning protection system of novel proposition, injury of the thunder and lightning to the mankind can be effectively avoided, especially for important department and
Unit, such as: oil depot, wind, electric railway, the scenic spots and historical sites more can guarantee the safety of people's life, property.
4, the lightning-protection system of the utility model, structure is simple, easy for installation, has good social and economic benefit.
Detailed description of the invention
Fig. 1 is the application scenario diagram of conventional lightning conductor.
Fig. 2 be the utility model proposes the lightning-protection system based on Coulomb's law application scenario diagram.
Fig. 3 be the utility model proposes the lightning-protection system based on Coulomb's law positive main circuit schematic diagram.
Fig. 4 be the utility model proposes the lightning-protection system based on Coulomb's law cathode main circuit schematic diagram.
Fig. 5 is with existing lightning rod mode protection scope schematic diagram.
Fig. 6 be the utility model proposes lightning-protection system protection scope schematic diagram.
In Fig. 2-Fig. 4,1 is positive high voltage power supply, and 2 be lightning-protection system, and 3 be protected object, and 4 be negative high voltage power source；201 are
Over-voltage protector, 202 be electric voltage regulator, and 203 be step-up transformer, and 204 be energy-storage capacitor, and 205 be to connect sudden strain of a muscle electric conductor,
206 be earthing switch, and 207 be discharge ball gap.
Specific embodiment
The utility model proposes the lightning-protection system based on Coulomb's law, structure is as shown in Fig. 2, the lightning-protection system includes
1, two set of lightning-protection system 2 of positive high voltage power supply and negative high voltage power source 4, positive high voltage power supply 1 and negative high voltage power source 4 are placed in protected object
Opposite sides, positive high voltage power supply 1 and negative high voltage power source 4 are respectively used to generate connecing in two sets of lightning-protection systems 2 and dodge 205 He of electric conductor
Energy-storage capacitor 204 charges required DC high-voltage.The circuit diagram of two sets of lightning-protection systems is respectively such as Fig. 3 and Fig. 4 institute
Show.
Lightning-protection system 2 is by power supply, over-voltage protector 201, electric voltage regulator 202, step-up transformer 203, energy storage capacitor
Device 204 connects and dodges electric conductor 205, earthing switch 206 and the composition of discharge ball gap 207, in which:
Power supply, for polarity high voltage DC power supply 1 and the offer power supply of negative polarity high-voltage DC power supply 4 of being positive, power supply is first
It is connected to over-voltage protector 201；
Over-voltage protector 201, it is interim for coming in lightning stroke, protect positive high voltage power supply 1 or negative high voltage power source 4 not to receive electricity
The damage of pressure, over-voltage protector 201 are connected with electric voltage regulator 202；
Electric voltage regulator 202 and step-up transformer 203, for the AC power source of input to be boosted to required high pressure, electricity
Dynamic pressure regulator 202 and step-up transformer 203 are connected with positive high voltage power supply 1 or negative high voltage power source 4, the high voltage power supply that is positive 1 or negative height
Voltage source 4 provides ac high-voltage input, and as shown in Figures 3 and 4, b is directly connected to ground connection.
Energy-storage capacitor 204 guarantees to connect the quantity of electric charge dodged on electric conductor 205 for storing positive polarity or negative polarity electricity
Stablize it is enough, energy-storage capacitor 204 with connect dodge electric conductor 207 be connected；
It connects and dodges electric conductor 205 and discharge ball gap 207, connect sudden strain of a muscle electric conductor for thunder and lightning to be attracted to, and pass through discharge ball gap
207 carry out electric discharge cascading water, guarantee that the safety of protected object, discharge ball gap 207 are connected with ground wire, and two connect sudden strain of a muscle electric conductor 205 and divide
Not Lian Jie positive polarity power supply or negative polarity power supply, two connect dodge electric conductor be supported in respectively by insulation column by protection building
At neighbouring isometry position H, pass through wire ground of taking shelter from the thunder.
Ground protection switch 206, ground protection when for daily access failure power supply guarantee lightning-protection system safety, ground connection
Protective switch 206 is connected with ground wire.
In one embodiment of the utility model, over-voltage protector 201, product type is GBQ type, clear by Beijing mountain
The electrical Science and Technology Ltd.'s production of water wood, the Patent No. ZL01229764X of the product, the electric voltage regulator 202 used, pressure regulation
Range is 0~250V, and the boosting range of step-up transformer 203 is 220V/20KV, and the product type of energy-storage capacitor 204 is
CH82 is produced by Changchun Weihong Dongguang Electronic Equipment Co., Ltd.
The utility model proposes the lightning-protection system based on Coulomb's law, using Coulomb's law, make thundercloud charge and this
Coulomb force is generated between the charges of different polarity of lightning protection device(wherein, Q1 refers to that thunder and lightning institute is electrically charged, and Q2 refers to lightning protection system
System, which connects, dodges the distance between conductor institute is electrically charged, and r refers to thunder and lightning and connects sudden strain of a muscle conductor, and ε refers to permittivity of vacuum), realize that thunder and lightning is fixed
Thunder conduction cascading water protection is drawn in position.Especially when lightning voltage is lower than 1MV, absolutely lightning protection may be implemented.
The work that a kind of lightning-protection system based on Coulomb's law of the utility model is discussed in detail below in conjunction with Fig. 3 and Fig. 4 is former
Reason:
Work as Changes in weather, it is possible to when thunder and lightning occurs, by related Lightning Warning equipment, can with it is automatic or manual manually into
Row power supply closes a floodgate, first by after 220V AC power source and step-up transformer boosting to positive high voltage power supply 1 and negative high voltage power source 4,
Positive high voltage power supply 1 and negative high voltage power source 4 directly charge to energy-storage capacitor 204 with sudden strain of a muscle electric conductor 205 is connect, positive and negative to connect sudden strain of a muscle
Electric conductor charges simultaneously.When thunder and lightning is close to protected object, the electricity for dodging electric conductor 205 and thundercloud institute band is connect at the top of protected object
When lotus is heteropolarity, according to Coulomb's law, the thunder and lightning of heteropolarity is attracted to connect and is dodged on electric conductor 205, by connecing sudden strain of a muscle electric conductor
Shock energy is imported the earth, to achieve the purpose that lightning protection mitigation by 205 207 cascading water of protection and discharge ball gap.
Fig. 5 is with existing lightning rod mode protection scope schematic diagram.In Fig. 5, single branch conventional lightning conductor protection scope, when
rxWhen >=h/2, rx=(h-hx)P；rxWhen < h/2, rx=(1.5h-2hx)P；As h≤30m, P=1；As 30m < h≤120m
When,Wherein, rxIt is the radius of protection of lightning rod in the horizontal plane；hxIt is the height of protected object；H is lightning rod
Effective height, P be height influence coefficient.
Fig. 6 be the utility model proposes lightning-protection system protection scope schematic diagram.From fig. 6 it can be seen that lightning protection system
The radius of protection rx of system is more than or equal to connecing for lightning-protection system and dodges body effective height h, and effective protection range and protection height are all remote excellent
In conventional lightning conductor.
Claims (1)
1. a kind of lightning-protection system based on Coulomb's law, it is characterised in that the lightning-protection system includes positive high voltage power supply, two sets of lightning protection
System and negative high voltage power source, the positive high voltage power supply and negative high voltage power source are placed in the opposite sides of protected object, positive high voltage electricity
Source and negative high voltage power source are respectively used to generate connecing in two sets lightning-protection systems and dodge electric conductor and required straight of energy-storage capacitor charging
Flow high-voltage electricity；
Lightning-protection system by power supply, over-voltage protector, electric voltage regulator, step-up transformer, energy-storage capacitor, connect dodge electric conductor,
Earthing switch and discharge ball gap composition, in which:
Power supply, for being positive, polarity high voltage DC power supply and negative polarity high-voltage DC power supply provide power supply, and power supply is firstly connected to
Over-voltage protector；
Over-voltage protector, it is interim for coming in lightning stroke, protect positive high voltage power supply or negative high voltage power source not by the damage of overvoltage,
Over-voltage protector is connected with electric voltage regulator；
Electric voltage regulator and step-up transformer, for the AC power source of input to boost to required high pressure, electric voltage regulator and
Step-up transformer is connected with positive high voltage power supply or negative high voltage power source, and the high voltage power supply that is positive or negative high voltage power source offer ac high-voltage are defeated
Enter；
Energy-storage capacitor guarantees that connecing the quantity of electric charge dodged on electric conductor stablizes enough, storage for storing positive polarity or negative polarity electricity
Energy capacitor is connected with sudden strain of a muscle electric conductor is connect；
It connects and dodges electric conductor and discharge ball gap, connect sudden strain of a muscle electric conductor for thunder and lightning to be attracted to, and electric discharge is carried out by discharge ball gap and is rushed down
Stream, guarantees that the safety of protected object, discharge ball gap are connected with ground wire, and two connect sudden strain of a muscle electric conductor and are separately connected positive polarity power supply and bear
Polarity power is supported near protected object by insulation column；
Ground protection switch, ground protection when for daily access failure power supply guarantee lightning-protection system safety, ground protection switch
It is connected with ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820987023.XU CN208479181U (en) | 2018-06-25 | 2018-06-25 | A kind of lightning-protection system based on Coulomb's law |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820987023.XU CN208479181U (en) | 2018-06-25 | 2018-06-25 | A kind of lightning-protection system based on Coulomb's law |
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| Publication Number | Publication Date |
|---|---|
| CN208479181U true CN208479181U (en) | 2019-02-05 |
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ID=65215194
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820987023.XU Active CN208479181U (en) | 2018-06-25 | 2018-06-25 | A kind of lightning-protection system based on Coulomb's law |
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| Country | Link |
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- 2018-06-25 CN CN201820987023.XU patent/CN208479181U/en active Active
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