CN101719682A - Power supply method of light weapon firepower control system using super capacitor - Google Patents
Power supply method of light weapon firepower control system using super capacitor Download PDFInfo
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- CN101719682A CN101719682A CN200910188674A CN200910188674A CN101719682A CN 101719682 A CN101719682 A CN 101719682A CN 200910188674 A CN200910188674 A CN 200910188674A CN 200910188674 A CN200910188674 A CN 200910188674A CN 101719682 A CN101719682 A CN 101719682A
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Abstract
The invention relates to a power supply method of a light weapon firepower control system using a super capacitor, comprising a battery opening power supply which is used for supplying power for the light weapon firepower control system; a variable current controller arranged inside a power supply circuit can be switched into a low-current control model according to the detection result of a microprocessor; the super capacitor is pre-charged by a battery through a voltage stabilizing diode arranged inside the power supply circuit; the microprocessor leads a boost converter to be switched into a first boost state with lower boost quantity, and the variable current controller to be switched into a high-current control mode at the same time; the super capacitor is continuously charged by the battery through the voltage stabilizing diode and the boost converter in the first boost state; the microprocessor leads the boost converter to be switched into a second boost state with higher boost quantity; the super capacitor is continuously charged by the battery until being fully charged; the microprocessor leads the variable current controller to be switched into an intermediate-current control mode; and then, the battery and the super capacitor discharge in a united way, so that instantaneous high power can be released.
Description
Technical field
The present invention relates to a kind of method of supplying power to, especially relate to a kind of method of supplying power to that utilizes the light weapon firepower control system of ultracapacitor.
Background technology
Usually, for the ease of carrying, light weapon firepower control system is only battery-operated by one, and the master control borad of system and infrared disposable plates must be driven in the maximum continuous discharge current range of battery.Fire control system also must can be to the instantaneous powerful power devices of needs, needs instantaneous powerful situation to comprise driving laser rangefinder module for example and the energy storage or the like of fuze setting device in maximum impulse discharging current scope.
For example, the instantaneous high-power battery that needs is supplied at least 0.5 second time, and is supplied once in per 5 seconds cycle under the situation of the average current of system's 1.5 peaces without interruption.The way of reaching this purpose is to use the battery with enough high power capacity maybe can compensate the ultracapacitor of instantaneous high electric current.
Therefore, the optimum method by battery-operated and portable Small-Arms Weapons System stable power-supplying is to design a kind of method of supplying power to battery and ultracapacitor association
But this way can cause following problem: when Dian Chi Give capacitor initial charge, need battery to produce overcurrent, this will cause damage to battery.Also can other electronic devices and components in the small arms fire control system be caused damage.
The overcurrent that produces when therefore, the method for supplying power to of existing use battery and ultracapacitor association adopts current limit circuit to prevent the ultracapacitor initial charge.Yet in order to prevent the generation of overcurrent, current current limit circuit is defined as a fixing current value with electric current and ignores the power supply situation of system.Therefore, effective using system electric energy, thus cause the ultracapacitor charging interval to prolong.
Especially, in light weapon firepower control system, driving laser rangefinder module, infrared photochopper and and the quick energy storage of fuze setting device all need power control more accurately, the charging interval of ultracapacitor shortens also particularly important, therefore in light weapon firepower control system, effectively utilize this problem of system power more important.
Particularly, only using in the battery-driven light weapon firepower control system, need power supply stably to provide required voltage, yet several times of required voltages even hundred times are in cell voltage to load for the size that minimizes whole system.Therefore, also need one can booster battery voltage boost converter and ultracapacitor effectively to provide instantaneous high-power.
Yet in practice, for example need in several milliseconds under hundreds of volt voltage condition loading on of laser range finder module and so on, if the cell voltage that ultracapacitor is boosted in advance by boost converter is full of, then can produce a very high initial inrush current, this will bring heavy losses to ultracapacitor and other components and parts.The average efficiency of considering boost converter is 80-85%, the problem that this also can cause charge efficiency to reduce.
For this reason, the someone has proposed to adopt two step mise-a-la-masse methods to solve the problems referred to above, promptly ultracapacitor is adopted twice charging, at first directly with battery ultracapacitor is charged, and by boost converter ultracapacitor is charged subsequently again.This method can keep reducing the infringement that inrush current causes on the basis of ultracapacitor than high recharge efficiency.
Find defective such as said method still exists utilization rate of electrical low, and the ultracapacitor charging interval is rapid inadequately then in the practice.
Summary of the invention
Therefore, in order to solve the problems of the prior art, the purpose of this invention is to provide a kind of method of supplying power to, a kind of method of supplying power to by battery-driven light weapon firepower control system and similar light weapon firepower control system is provided especially, wherein, the limited current value of supplying with ultracapacitor can use microprocessor to change according to the power condition of system, and the influence of the inrush current that produces during the ultracapacitor initial charge can be minimized, and charge efficiency obtains to improve.
Especially, method of supplying power to of the present invention adopts three step mise-a-la-masse methods to ultracapacitor, and the variable current controller can Control current change as required continuously, therefore can maximally utilise electric energy, improve the charge efficiency of ultracapacitor, reduce the harm that inrush current produces.
For achieving the above object, the invention provides a kind of method of supplying power to that utilizes the light weapon firepower control system of ultracapacitor, wherein, described method of supplying power to may further comprise the steps:
Step 8, microprocessor switch to middle current control mode with the variable current controller, and it is instantaneous high-power to discharge that after this described battery and described ultracapacitor are united discharge.
Further, in the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described load comprises fuze setting device or photochopper drive circuit.
Further, in the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described load is the laser range finder module.
Further, in the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described variable current controller comprises two kinds of current control modes: low current control model and high current control mode.
Further, in the method for supplying power to of the present invention and the described light weapon firepower control system that utilizes ultracapacitor, in the low current control model of described variable current controller with Current Control between 80 milliamperes~100 milliamperes, and in high current control mode with Current Control between 0.5 ampere~0.6 ampere.
Further, in the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described variable current controller comprises three kinds of current control modes: low current control model, middle current control mode and high current control mode.
Further, in the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, in the low current control model of described variable current controller with Current Control between 80 milliamperes~100 milliamperes, in middle current control mode, with Current Control between 0.2~0.3 ampere, and in high current control mode with Current Control between 0.5 ampere~0.6 ampere.
Further, in the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, the voltage of the battery of described light weapon firepower control system is 9v.
Further, in the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described variable current controller is can be for the current limit value continually varying controller of the Circuits System between described battery and the load.
For achieving the above object, the present invention also provides a kind of method of supplying power to that utilizes the light weapon firepower control system of ultracapacitor, and wherein, described method of supplying power to comprises:
Step 8, microprocessor keep the current limit value of continuous variable current controller between 0.3 ampere~0.4 ampere, and described battery and described ultracapacitor to unite discharge instantaneous high-power to discharge.
According to the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor provided by the invention, use the variable current controller, perhaps use the continuous variable current controller, and the power state of ultracapacitor is detected in real time in the system, thereby switch the limit value of variable current controller according to the result who is detected, thus, the restriction current value can change, thereby in the limited range of the continuous discharge electric current of battery, can divide to system stability ground and power to ultracapacitor for three times.In addition, in the process of ultracapacitor charging, the electric power control microprocessor is monitored the charging voltage of ultracapacitor in real time, at first charge to capacitor simultaneously by voltage stabilizing didoe, and when ultracapacitor institute charging voltage reaches 0.5 times of cell voltage, continue to charge to 3 times that reach cell voltage by the first lower pressure-increasning state of the amount of boost of boost converter, again ultracapacitor is charged to final voltage subsequently to described ultracapacitor.Therefore, compare from beginning directly to be charged to final voltage and to reach final voltage by two step pressurisings with utilizing boost converter, the influence of inrush current can be minimized, and the charge efficiency of ultracapacitor improves.
Description of drawings
Fig. 1 is the structural representation of the electric supply installation of existing light weapon firepower control system;
Fig. 2 is the structural representation according to the method for supplying power to equipment therefor of the light weapon firepower control system that utilizes ultracapacitor of an embodiment of the invention;
Fig. 3 is the structural representation of the method for supplying power to equipment therefor of the light weapon firepower control system that utilizes ultracapacitor according to another implementation of the invention;
Fig. 4 is the flow chart according to the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of an embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
Fig. 1 has shown the structure that is used to provide instantaneous powerful method of supplying power to commonly used, and the electric energy of being supplied by battery 2 is provided to load 5, ultracapacitor 6 and other electric equipments 1.Be set to current limit circuit 3 at the current value of Ti Gong Give load 5 and ultracapacitor 6 and carry out current limit value, wherein the lowest high-current value that is consumed by other electric equipments 5 usually is excluded outside the maximum impulse discharging current of battery 1.Therefore, super capacitor 6 is filled by boost converter 4.As mentioned above, when load 5 needs instantaneously when high-power, the super capacitor 6 that is recharged can boosting battery 2, thus to load 5 supply transient high-currents.
Fig. 2 has shown a kind of structure of the power supply unit based on light weapons fire control system of the present invention.Method of supplying power at first comprises battery 1, and it is used for to described light weapon firepower control system power supply, and in other words, battery 1 both to load 6 power supplies, was powered to ultracapacitor again.Battery 1 is simultaneously also to other electric elements or circuit board power supply.
On the connecting circuit between battery 1 and the load 6, also be provided with variable current controller 3, it is connected with described battery, and the electric current that is used to control described battery output changes as required.Variable current controller 3 as required condition from the size of the electric current of battery 1 output.For example, if battery 1 initially to ultracapacitor power supply, then in a lower value, and along with the increase of electric weight in the ultracapacitor, the voltage of ultracapacitor also increases variable current controller 3 gradually with Current Control.When the voltage of ultracapacitor increases to 0.5 times of cell voltage, the value that variable current controller 3 is higher with switch current limit value to, this moment, boost converter 4 started simultaneously, and switched to first pressure-increasning state.Battery 1 continues to be charged to about 3 times of cell voltage up to the voltage with ultracapacitor to the ultracapacitor charging by the boosting of higher current value and the boost converter 4 that is in first pressure-increasning state.When the voltage that detects ultracapacitor when microprocessor reached 3 times of cell voltage, control boost converter 4 switched to second pressure-increasning state.Battery 1 continues to the ultracapacitor charging, till ultracapacitor is full of by the boosting of higher current value and the boost converter 4 that is in second pressure-increasning state.During the ultracapacitor discharge, microprocessor switches to the middle current control mode that the electric current limited amount mediates with the variable current controller, can increase the charge efficiency of ultracapacitor like this, can reduce the inrush current in the charging process again, reduce the injury that inrush current causes electronic devices and components in the system.
Also comprise in the method for supplying power to and use microprocessor 2, it is communicated with described variable current controller and the boost converter 4 that is arranged between described variable current controller and the load, in order to checking the real-time voltage of described light weapon firepower control system power supply situation and ultracapacitor, and control the switch of described variable current controller and described boost converter.Microprocessor 2 monitoring light weapon firepower control system power supply situations are meant that mainly monitoring battery 1 is the current value that Circuits System provides, and to avoid overcurrent phenomenon injury battery itself.And the real-time voltage of microprocessor 2 monitoring ultracapacitors then is in order to understand the charge condition of ultracapacitor.Be pre-charged to 0.5 times of magnitude of voltage of its magnitude of voltage and battery when suitable when detecting ultracapacitor, then microprocessor 2 notifies variable current controller switch current limits values to higher value, and unlatching boost converter 4 is in first pressure-increasning state, to continue being charged to 3 times that reach cell voltage until ultracapacitor 5 to ultracapacitor 5 chargings.
In the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described variable current controller comprises two kinds of current control modes: low current control model and high current control mode.During 1 pair of ultracapacitor 5 initial charge of battery, the variable current controller adopts the low current control model, and when the voltage of ultracapacitor 5 and cell voltage 0.5 times was suitable, the variable current controller switched to high current control mode.
In the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described variable current controller comprises three kinds of current control modes: low current control model, middle current control mode and high current control mode.In this case, during 1 pair of ultracapacitor 5 initial charge of battery, the variable current controller adopts the low current control model, and when the voltage of ultracapacitor 5 and cell voltage 0.5 times was suitable, the variable current controller switched to high current control mode.And when battery 1 and ultracapacitor 5 were united discharge, the variable current controller switched to middle current control mode, even with under instantaneous powerful situation, also kept system power stable.Prevent that big electric current from damaging the electric elements in the system.
In the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described microprocessor comprises monitoring module and control module, described monitoring module is used to check the real-time voltage of described light weapon firepower control system power supply situation and ultracapacitor, and described control module is used to control the switch of described variable current controller and described boost converter.
In the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described ultracapacitor is a plurality of sub-capacitors that are cascaded.A plurality of sub-capacitors that are cascaded can be realized higher voltage with lower cost.
In the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, can also be provided with voltage stabilizing didoe 7 (as shown in Figure 3) between described laser range finder module and the described ultracapacitor 5, voltage stabilizing didoe 7 is arranged between the load and ultracapacitor such as laser range finder, fuse attachment means, be in order to reduce leakage of current, and in order to keep circuit system stable.
In the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described boost converter 5 links to each other with described microprocessor, and accepts the switch control of described microprocessor.
In the method for supplying power to of the light weapon firepower control system that utilizes ultracapacitor of the present invention, described variable current controller 3 is can be for the electric current continually varying controller of the Circuits System between described battery and the load.Described like this variable current controller 3 can be according to the indication of microprocessor, and the current limit value of control circuit suits the requirements at any time.Make flow process as shown in Figure 4: electric energy is powered to system by battery 1; Variable current controller 3 limits a reduced-current and offers system; Super capacitor 5 is at first by the trickle charge of battery; Ultracapacitor 5 charges to the predetermined voltage suitable with the voltage of battery 1 by voltage stabilizing didoe.If super capacitor has reached predetermined voltage, microprocessor 2 is opened boost converter 4, simultaneously variable current controller 3 switches to high current control module from the low current control module, and super capacitor charges once more by boost converter 4, up to ultracapacitor 5 is full of; Variable current controller 3 switches to the low current control module from high current control module, and ultracapacitor 5 and battery 11 are united voltage is offered the powerful load of needs.
Step 8 step S10, after this described battery and described ultracapacitor are united discharge to discharge instantaneous high-power (step S11).Instantaneously high-powerly can reach 10w.
In step 8, microprocessor can also switch to the variable current controller middle current control mode, in middle current control mode, usually with Current Control between 0.2~0.3 ampere.
The present invention also provides another method of supplying power to that utilizes the light weapon firepower control system of ultracapacitor, and wherein, described method of supplying power to comprises:
Step 8, microprocessor keep the current limit value of continuous variable current controller between 0.3 ampere~0.4 ampere, and described battery and described ultracapacitor to unite discharge instantaneous high-power to discharge.
In this method, it is continuous that the current limit value of variable current controller changes, and more helps the utilization to system power, and the stationarity in the charging and discharging process.
Although embodiment of the present invention are open as above, but it is not restricted to listed utilization in specification and the execution mode, it can be applied to various suitable the field of the invention fully, for those skilled in the art, can easily realize other modification, therefore under the universal that does not deviate from claim and equivalency range and limited, the legend that the present invention is not limited to specific details and illustrates here and describe.
Claims (10)
1. a method of supplying power to that utilizes the light weapon firepower control system of ultracapacitor is characterized in that, described method of supplying power to comprises:
Step 1, battery power-on are to described light weapon firepower control system power supply;
Step 2, the variable current controller that is arranged in the power supply circuits switch to the low current control model according to the testing result of microprocessor;
Step 3, battery reach about 0.5 times of cell voltage by being arranged at voltage stabilizing didoe preliminary filling ultracapacitor to voltage in the power supply circuits;
Step 4, microprocessor switch to the first lower pressure-increasning state of amount of boost with boost converter, simultaneously the variable current controller are switched to high current control mode;
Step 5, battery continue that by voltage stabilizing didoe and the boost converter that is in first pressure-increasning state ultracapacitor is charged to voltage and reach about 3 times of cell voltage;
Step 6, microprocessor switch to the second higher pressure-increasning state of amount of boost with boost converter;
Step 7, battery continue the ultracapacitor charging until being full of by voltage stabilizing didoe and the boost converter that is in second pressure-increasning state;
It is instantaneous high-power to discharge that step 8, described battery and described ultracapacitor are united discharge.
2. the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor as claimed in claim 1 is characterized in that, described load comprises fuze setting device or photochopper drive circuit.
3. the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor as claimed in claim 1 is characterized in that, described load is the laser range finder module.
4. the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor as claimed in claim 1 is characterized in that, described variable current controller comprises two kinds of current control modes: low current control model and high current control mode.
5. the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor as claimed in claim 4, it is characterized in that, in the low current control model of described variable current controller with Current Control between 80 milliamperes~100 milliamperes, and in high current control mode with Current Control between 0.5 ampere~0.6 ampere.
6. the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor as claimed in claim 1, it is characterized in that, described variable current controller comprises three kinds of current control modes: low current control model, middle current control mode and high current control mode, and in described step 8, described microprocessor at first switches to middle current control mode with described variable current controller, and it is instantaneous high-power to discharge that described battery and described ultracapacitor are united discharge again.
7. the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor as claimed in claim 6, it is characterized in that, in the low current control model of described variable current controller with Current Control between 80 milliamperes~100 milliamperes, in middle current control mode, with Current Control between 0.2~0.3 ampere, and in high current control mode with Current Control between 0.5 ampere~0.6 ampere.
8. the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor as claimed in claim 6 is characterized in that, the voltage of the battery of described light weapon firepower control system is 9v.
9. the method for supplying power to that utilizes the light weapon firepower control system of ultracapacitor as claimed in claim 1 is characterized in that, described variable current controller is can be for the current limit value continually varying controller of the Circuits System between described battery and the load.
10. a method of supplying power to that utilizes the light weapon firepower control system of ultracapacitor is characterized in that, described method of supplying power to comprises:
Step 1, battery power-on are to described light weapon firepower control system power supply;
Step 2, the continuous variable current controller that is arranged in the power supply circuits switch to the low current control model according to the testing result of microprocessor;
Step 3, battery are by being arranged at the voltage stabilizing didoe preliminary filling ultracapacitor in the power supply circuits, the current limit value of continuous variable current controller increases from low to high gradually simultaneously, voltage and cell voltage up to ultracapacitor are suitable, and the current limit value of continuous variable current controller is between 0.3 ampere~0.4 ampere at this moment;
Step 4, microprocessor switch to the first lower pressure-increasning state of amount of boost with boost converter;
Step 5, battery continue that by voltage stabilizing didoe and the boost converter that is in first pressure-increasning state ultracapacitor is charged to voltage and reach about 2 times of cell voltage;
Step 6, microprocessor switch to the second higher pressure-increasning state of amount of boost with boost converter;
Step 7, battery continue the ultracapacitor charging until being full of by voltage stabilizing didoe and the boost converter that is in second pressure-increasning state;
Step 8, microprocessor keep the current limit value of continuous variable current controller between 0.3 ampere~0.4 ampere, and described battery and described ultracapacitor to unite discharge instantaneous high-power to discharge.
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Cited By (1)
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CN109342910A (en) * | 2018-11-29 | 2019-02-15 | 国网陕西省电力公司电力科学研究院 | A kind of complete electric type local discharge detection device and detection method |
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CN101083404A (en) * | 2006-06-02 | 2007-12-05 | 刘祎 | Super capacitor energy storage device for variable pitch controlled system of wind power generator |
CN200987083Y (en) * | 2006-08-15 | 2007-12-05 | 中电新视界技术有限公司 | Power supply system based on super capacitance and solar cell |
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CN109342910A (en) * | 2018-11-29 | 2019-02-15 | 国网陕西省电力公司电力科学研究院 | A kind of complete electric type local discharge detection device and detection method |
CN109342910B (en) * | 2018-11-29 | 2020-09-08 | 国网陕西省电力公司电力科学研究院 | Full-electric partial discharge detection device and detection method |
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Address after: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518000 No. 1001 Nanshan Chi Park B1 Building 5 floor Patentee after: TIG TECHNOLOGY CO., LTD. Address before: Shenzhen City High Tech Park in Guangdong province 518057 South Branch building room 306 building Patentee before: Shenzhen City TIG New Energy Technologies Co., Ltd. |