CN111817361A - Portable power supply system of continuous power supply for tethered unmanned aerial vehicle - Google Patents
Portable power supply system of continuous power supply for tethered unmanned aerial vehicle Download PDFInfo
- Publication number
- CN111817361A CN111817361A CN201910289793.6A CN201910289793A CN111817361A CN 111817361 A CN111817361 A CN 111817361A CN 201910289793 A CN201910289793 A CN 201910289793A CN 111817361 A CN111817361 A CN 111817361A
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- Prior art keywords
- power supply
- unmanned aerial
- aerial vehicle
- battery pack
- current
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a portable power supply system of a captive unmanned aerial vehicle with uninterrupted power supply, which comprises an unmanned aerial vehicle end, a power supply cable and a ground power supply end, wherein the ground power supply end is electrically connected with the unmanned aerial vehicle end through the power supply cable, the ground power supply end outputs high-voltage direct current in a working mode of double battery packs, the power supply cable is used for transmitting electric energy to the unmanned aerial vehicle end, and the unmanned aerial vehicle end converts the high-voltage direct current into low-voltage direct current by using a voltage reduction module to supply power to the unmanned aerial vehicle.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicles, in particular to a portable power supply system for a tethered unmanned aerial vehicle with uninterrupted power supply.
Background
Today in the rapid development of unmanned aerial vehicle field, unmanned aerial vehicle because of its distinctive with low costs, the operation degree of difficulty is low, characteristics such as mobility are strong, in daily fields such as geological exploration, cable erection, environmental monitoring, survey and drawing, agriculture, reconnaissance to ground, the security protection is patrolled, for military use fields such as weapon strike even culture creation fields such as aerial photography provide very big facility for people's work and life.
But traditional unmanned aerial vehicle is because of its power is little, the bad disadvantage of load, and today that does not have major breakthrough in the battery trade, its idle time is still very short, and the idle time of most civilian unmanned aerial vehicle is all within 30 minutes. This also greatly limits the way it works, reducing its efficiency of operation.
Disclosure of Invention
The invention aims to provide a portable power supply system for a tethered unmanned aerial vehicle with uninterrupted power supply, aiming at overcoming the technical defects in the prior art, and the portable power supply system is a portable power supply system for realizing the long-time air leaving of the tethered unmanned aerial vehicle based on a replaceable lithium ion polymer battery pack, so as to solve the problems that the existing unmanned aerial vehicle is too short in endurance time, and the traditional tethered unmanned aerial vehicle is difficult to carry or limited in use scene.
The technical scheme adopted for realizing the purpose of the invention is as follows:
the utility model provides a portable mooring unmanned aerial vehicle power supply system of uninterrupted power supply, includes unmanned aerial vehicle end, power supply cable, ground power supply end pass through the power supply cable with unmanned aerial vehicle end power supply is connected, wherein, ground power supply end through the mode of two group battery work, output high voltage direct current, the power supply cable is used for carrying the electric energy to unmanned aerial vehicle end, unmanned aerial vehicle end is through using step-down module, turns into low voltage direct current with high voltage direct current, for the unmanned aerial vehicle power supply.
The ground power supply end comprises a high-discharge-coefficient auxiliary battery pack, a low-discharge-coefficient main power supply battery pack, a current-voltage stabilizing module and a current intelligent control module;
the intelligent current control module is connected with the high-discharge-coefficient auxiliary battery pack, the low-discharge-coefficient main power supply battery pack and the current-voltage stabilization module, controls charging and discharging of the battery pack, uses the high-discharge-coefficient auxiliary battery pack to supply power to the unmanned aerial vehicle when the power supply battery pack is not connected to a circuit, and uses the power supply battery pack to supply power to the unmanned aerial vehicle and uses the power supply battery pack to charge the high-discharge-coefficient auxiliary battery pack when the power supply battery pack is connected to the circuit; the current and voltage stabilizing module plays a role in stabilizing current and voltage when the power supply battery pack is replaced.
The unmanned aerial vehicle end includes the step-down module, the step-down module turns into low voltage direct current with high voltage direct current, supplies unmanned aerial vehicle to use.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, high-voltage direct current is transmitted to the unmanned aerial vehicle end in a double-battery-pack working mode, so that the problem that a low-voltage direct current cable is too heavy is solved, and the problem that the staying time of a tethered unmanned aerial vehicle is limited by using a single battery as a power supply is also solved.
Drawings
Fig. 1 is a schematic diagram of the operation of an uninterruptible power supply portable tethered drone power supply system.
FIG. 2 is a schematic view of the structure of the unmanned aerial vehicle end;
fig. 3 is a schematic structural view of a power supply cable.
In the figure: the aircraft comprises a frame 1, a flight control system 2, a motor 3, an electronic speed regulator 4, a propeller 5, a protector 6, a camera 7 and a voltage reduction module 8.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the invention provides a portable tethered unmanned aerial vehicle power supply system with uninterrupted power supply, comprising:
unmanned aerial vehicle end, power supply cable, ground power supply end pass through the power supply cable with unmanned aerial vehicle end power supply is connected, wherein, ground power supply end through the mode of two group battery work, export high voltage direct current, the power supply cable is used for carrying the electric energy to unmanned aerial vehicle end, unmanned aerial vehicle end is through using step-down module, turns into low voltage direct current with high voltage direct current, for the unmanned aerial vehicle power supply.
Unmanned aerial vehicle end include unmanned aerial vehicle's frame 1, install flight control system 2 in the frame, motor 3, electronic governor 4, screw 5 and protector 6, camera 7, step-down module 8, except step-down module 8, other parts are current unmanned aerial vehicle prior art structure, no longer the detailed description, step-down module 8 with step-down back direct current output for unmanned aerial vehicle uses.
In the prior art, alternating current is used as energy for power supply, and the alternating current is converted into direct current at a ground power supply end or an unmanned aerial vehicle end. The disadvantages of using ac power as the power source are: if the household alternating current is used as the power supply, the use scene is limited. If an ac generator is used as a power source, the ac generator is too bulky in size and weight to be carried.
Another part of the technology is to use a single battery to deliver direct current, and the technology for delivering direct current has the defects that: if the low-voltage direct current is transmitted, although the unmanned aerial vehicle end can be directly used, as the unmanned aerial vehicle power is larger, the current in the mooring cable is large, and in order to ensure enough power, a thick cable is required to be adopted, so that the load pressure at the unmanned aerial vehicle end is increased; the problem of cabling can be solved if high voltage direct current is delivered. However, no matter low-voltage direct current or high-voltage direct current, as long as the tethered unmanned aerial vehicle using the battery for energy storage cannot realize long-time air reservation. And the only way to increase its idle time is to increase the battery capacity. This can result in the battery being bulky and heavy and becoming difficult to carry.
The invention transmits high-voltage direct current to the unmanned aerial vehicle end in a double-battery-pack working mode, thereby solving the problem that a low-voltage direct current cable is too heavy and the problem that the staying time of the tethered unmanned aerial vehicle is limited by using a single battery as a power supply.
Preferably, the ground power supply part comprises a high-discharge-coefficient auxiliary battery pack A, a low-discharge-coefficient main power supply battery pack B, a current-voltage stabilizing module W and a current intelligent control module S.
The charge-discharge of electric current intelligent control module control group battery when power supply group battery B does not insert the circuit, uses high discharge coefficient to assist group battery A to supply power for unmanned aerial vehicle, when power supply group battery B inserts the circuit, uses power supply group battery B to supply power for unmanned aerial vehicle and uses power supply group battery B to charge for high discharge coefficient assists group battery A to solve the problem of changing the battery.
The current and voltage stabilizing module plays a role in stabilizing current and voltage when the power supply battery pack B is replaced
Preferably, unmanned aerial vehicle end includes the step-down module, the step-down module converts high voltage direct current into low voltage direct current, supplies unmanned aerial vehicle to use.
It should be noted that, in the present invention, the current-voltage stabilizing module W and the current intelligent control module S are all finished modules purchased in the market. The current and voltage stabilizing module W can be a UBEC-3A voltage stabilizing module or a similar product commonly used by unmanned aerial vehicles in the current market, and the current intelligent control module can be a control module with automatic current detection and intelligent on-off functions, such as a GBP105 module or a similar product.
The cable is an aluminum conductor 9, a tensile layer 10 is wrapped outside the aluminum conductor, and a nylon wear-resistant layer 11 is arranged outside the tensile layer 10, as shown in fig. 3.
Due to the adoption of the technical scheme, the invention has the following advantages:
(1) the portable type unmanned aerial vehicle has the advantages that the portability is realized, the lithium battery is light and convenient, the size is small, and the energy storage capacity per unit mass is high, so that the total weight of the portable type unmanned aerial vehicle is greatly reduced compared with that of a conventional mooring unmanned aerial vehicle using alternating current power generation and the like, and the portable type unmanned aerial vehicle can be carried without a transportation tool. Can be quickly put into use when needed.
(2) Long continuation of the journey, through the mode of two group battery work, realize changing the battery under the condition of incessant unmanned aerial vehicle work to realize lasting continuation of the journey.
(3) Compared with the conventional alternating current mooring unmanned aerial vehicle, the unmanned aerial vehicle is not required to be connected with household alternating current, and is not required to carry a bulky alternating current generator. The transportation can be carried out only by manpower, and the transportation device can be quickly put into operation in complex conditions.
(4) The low noise, because use the lithium cell energy storage, consequently saved conventional unmanned aerial vehicle's that moors generator part, can not cause too big noise pollution at the intensive place of stream of people and come into operation, influence normal work and rest.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (3)
1. The utility model provides a portable mooring unmanned aerial vehicle power supply system of uninterrupted power supply, its characterized in that, includes unmanned aerial vehicle end, the power supply cable, ground power supply end pass through the power supply cable with unmanned aerial vehicle end power supply is connected, wherein, ground power supply end through the mode of double battery group work, export high voltage direct current, the power supply cable is used for carrying the electric energy to unmanned aerial vehicle end, unmanned aerial vehicle end is through using voltage reduction module, turns into low voltage direct current with high voltage direct current, for the unmanned aerial vehicle power supply.
2. The uninterruptible power supply portable tethered unmanned aerial vehicle power supply system of claim 1 wherein the ground power terminal comprises a high discharge coefficient auxiliary battery pack, a low discharge coefficient main power battery pack, a current-to-voltage stabilization module and a current intelligent control module;
the intelligent current control module is connected with the high-discharge-coefficient auxiliary battery pack, the low-discharge-coefficient main power supply battery pack and the current-voltage stabilization module, controls charging and discharging of the battery pack, uses the high-discharge-coefficient auxiliary battery pack to supply power to the unmanned aerial vehicle when the power supply battery pack is not connected to a circuit, and uses the power supply battery pack to supply power to the unmanned aerial vehicle and uses the power supply battery pack to charge the high-discharge-coefficient auxiliary battery pack when the power supply battery pack is connected to the circuit; the current and voltage stabilizing module plays a role in stabilizing current and voltage when the power supply battery pack is replaced.
3. The uninterruptible power supply portable tethered drone power supply system of claim 1 wherein said drone end includes a voltage step down module that converts high voltage dc power to low voltage dc power for use by the drone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289793.6A CN111817361A (en) | 2019-04-11 | 2019-04-11 | Portable power supply system of continuous power supply for tethered unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289793.6A CN111817361A (en) | 2019-04-11 | 2019-04-11 | Portable power supply system of continuous power supply for tethered unmanned aerial vehicle |
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| CN111817361A true CN111817361A (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910289793.6A Pending CN111817361A (en) | 2019-04-11 | 2019-04-11 | Portable power supply system of continuous power supply for tethered unmanned aerial vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115649460A (en) * | 2022-09-09 | 2023-01-31 | 国网山东省电力公司潍坊供电公司 | Unmanned aerial vehicle high altitude searchlighting system |
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| CN106160160A (en) * | 2016-08-11 | 2016-11-23 | 任雪峰 | A kind of binary channel electric power system for mooring unmanned plane |
| CN205829242U (en) * | 2016-07-22 | 2016-12-21 | 深圳光启空间技术有限公司 | A kind of unmanned plane and electric power system thereof |
| CN108092395A (en) * | 2017-11-22 | 2018-05-29 | 深圳市科卫泰实业发展有限公司 | A kind of backup battery incision and floating charge control device |
| US20180208310A1 (en) * | 2017-01-23 | 2018-07-26 | Ameristar Solar, LLC | Solar power tethered drone |
| CN108767908A (en) * | 2018-07-24 | 2018-11-06 | 上海交通大学 | One kind being tethered at unmanned plane power supply system |
-
2019
- 2019-04-11 CN CN201910289793.6A patent/CN111817361A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205829242U (en) * | 2016-07-22 | 2016-12-21 | 深圳光启空间技术有限公司 | A kind of unmanned plane and electric power system thereof |
| CN106160160A (en) * | 2016-08-11 | 2016-11-23 | 任雪峰 | A kind of binary channel electric power system for mooring unmanned plane |
| US20180208310A1 (en) * | 2017-01-23 | 2018-07-26 | Ameristar Solar, LLC | Solar power tethered drone |
| CN108092395A (en) * | 2017-11-22 | 2018-05-29 | 深圳市科卫泰实业发展有限公司 | A kind of backup battery incision and floating charge control device |
| CN108767908A (en) * | 2018-07-24 | 2018-11-06 | 上海交通大学 | One kind being tethered at unmanned plane power supply system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115649460A (en) * | 2022-09-09 | 2023-01-31 | 国网山东省电力公司潍坊供电公司 | Unmanned aerial vehicle high altitude searchlighting system |
| CN115649460B (en) * | 2022-09-09 | 2023-09-19 | 国网山东省电力公司潍坊供电公司 | Unmanned aerial vehicle high altitude searchlighting system |
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Application publication date: 20201023 |