技术领域technical field
本发明涉及LED照明领域，尤其涉及一种具有多模式充电电路的LED路灯。The invention relates to the field of LED lighting, in particular to an LED street lamp with a multi-mode charging circuit.
背景技术Background technique
LED路灯以其节能高效的特点逐渐替代一般路灯，成为市场主流之一。现有技术的LED路灯由市电供电，具体为，接入市电电路，通过电压转换器将市电电压转换为LED路灯所需要的直流低压，从而为LED路灯提供所需电力。这种供电方式虽然LED路灯本身节省了大量能源，但还是需要依靠电能输入，供电成本不低。With its energy-saving and high-efficiency features, LED street lights have gradually replaced ordinary street lights and become one of the mainstream in the market. The LED street lamps in the prior art are powered by the mains, specifically, they are connected to the mains circuit, and the voltage of the mains is converted into the DC low voltage required by the LED street lamps through a voltage converter, so as to provide the required power for the LED street lamps. Although this power supply method saves a lot of energy, it still needs to rely on power input, and the power supply cost is not low.
当前，也出现了一些通过太阳能对LED路灯进行供电的技术方案，虽然，该技术方案在一定程度了进一步提高了LED路灯的节能等级，但是，在提高LED路灯节能能力的同时，牺牲了LED路灯的可靠性，例如，在太阳能不足的环境下，LED路灯会在某些时段出现供电不足的情况。At present, there are also some technical solutions for powering LED street lamps through solar energy. Although this technical solution further improves the energy-saving level of LED street lamps to a certain extent, it sacrifices the power of LED street lamps while improving the energy-saving ability of LED street lamps. Reliability, for example, in an environment with insufficient solar energy, LED street lights will have insufficient power supply during certain periods of time.
为此，本发明提出了一种具有多模式充电电路的LED路灯，能够将风能供电电路引入到现有的太阳能LED路灯中，优化和兼容现有的风能供电电路和太阳能供电电路，通过设定机制实时进行风能供电电路和太阳能供电电路的切换，从而兼顾LED路灯的节能效果和可靠性。For this reason, the present invention proposes an LED street lamp with a multi-mode charging circuit, which can introduce the wind energy power supply circuit into the existing solar LED street light, optimize and be compatible with the existing wind energy power supply circuit and solar power supply circuit, by setting The mechanism switches between wind power supply circuit and solar power supply circuit in real time, thus taking into account the energy saving effect and reliability of LED street lamps.
发明内容Contents of the invention
为了解决现有技术存在的技术问题，本发明提供了一种具有多模式充电电路的LED路灯，一方面，改善现有的太阳能供电电路，将风能供电电路引入到LED路灯的供电体系中，搭建兼容二者的LED供电结构，另一方面，利用实时时钟芯片产生的当前系统时间进行太阳能供电电路和风能供电电路之间的切换，保证LED路灯在各种天气环境下都能进行正常照明。In order to solve the technical problems existing in the prior art, the present invention provides an LED street lamp with a multi-mode charging circuit. On the one hand, the existing solar power supply circuit is improved, and the wind power supply circuit is introduced into the power supply system of the LED street lamp. Compatible with the LED power supply structure of the two, on the other hand, the current system time generated by the real-time clock chip is used to switch between the solar power supply circuit and the wind power supply circuit to ensure that the LED street lights can be normally illuminated under various weather conditions.
根据本发明的一方面，提供了一种具有多模式充电电路的LED路灯，所述LED路灯包括飞思卡尔IMX6处理器、实时时钟芯片、充电子系统和铅酸蓄电池，充电子系统为铅酸蓄电池充电，充电后的铅酸蓄电池为飞思卡尔IMX6处理器、实时时钟芯片和LED灯管提供电力供应，飞思卡尔IMX6处理器与实时时钟芯片和充电子系统分别连接，根据实时时钟芯片提供的当前的系统时间控制充电子系统对铅酸蓄电池的充电。According to one aspect of the present invention, a kind of LED street lamp with multi-mode charging circuit is provided, and described LED street lamp comprises Freescale IMX6 processor, real-time clock chip, charging subsystem and lead-acid storage battery, and charging subsystem is lead-acid Battery charging, the charged lead-acid battery provides power supply for Freescale IMX6 processor, real-time clock chip and LED lamp, Freescale IMX6 processor is connected with real-time clock chip and charging subsystem The current system time controls the charging subsystem to charge the lead-acid battery.
更具体地，在所述具有多模式充电电路的LED路灯中，还包括：实时时钟芯片，产生当前的系统时间，并在当前的系统时间在预设白天时间段内时，发出白天判断信号，在当前的系统时间在预设黑夜时间段内时，发出黑夜判断信号；太阳能电板，设置在灯架上，包括无反射薄膜覆盖层、N型半导体、P型半导体、基板和太阳能输出接口，用于将无反射薄膜覆盖层接收的太阳能转化为光学电能，太阳能输出接口包括上部电极和下部电极，用于输出光学电能；升力风机主结构，设置在灯架上，包括三个叶片、偏航设备、轮毂和传动设备；三个叶片在风通过时，由于每一个叶片的正反面的压力不等而产生升力，所述升力带动对应叶片旋转；偏航设备与三个叶片连接，用于提供三个叶片旋转的可靠性并解缆；轮毂与三个叶片连接，用于固定三个叶片，以在叶片受力后被带动进行顺时针旋转，将风能转化为低转速的动能；传动设备包括低速轴、齿轮箱、高速轴、支撑轴承、联轴器和盘式制动器，齿轮箱通过低速轴与轮毂连接，通过高速轴与风力发电机连接，用于将轮毂的低转速的动能转化为风力发电机所需要的高转速的动能，联轴器为一柔性轴，用于补偿齿轮箱输出轴和发电机转子的平行性偏差和角度误差，盘式制动器，为一液压动作的盘式制动器，用于机械刹车制动；风力发电机，与升力风机主结构的齿轮箱连接，为一双馈异步发电机，用于将接收到的高转速的动能转化为风力电能，风力发电机包括定子绕组、转子绕组、双向背靠背IGBT电压源变流器和风力发电机输出接口，定子绕组直连风力发电机输出接口，转子绕组通过双向背靠背IGBT电压源变流器与风力发电机输出接口连接，风力发电机输出接口为三相交流输出接口，用于输出风力电能；第一防反二极管，并联在太阳能输出接口的上部电极和下部电极之间，其正端与下部电极连接，负端与上部电极连接；第一开关管，为一P沟增强型MOS管，其漏极与太阳能输出接口的上部电极连接，其衬底与源极相连；第二防反二极管，其正端与第一开关管的源极连接；第一电容和第二电容，都并联在第二防反二极管的负端和下部电极之间；第三防反二极管，并联在第二防反二极管的负端和下部电极之间，其正端与下部电极连接，其负端与第二防反二极管的负端连接；第二开关管，为一P沟增强型MOS管，其漏极与第二防反二极管的负端连接，其衬底与源极相连；第四防反二极管，并联在第二开关管的源极和下部电极之间，其正端与下部电极连接，其负端与第二开关管的源极连接；第一电感，其一端与第二开关管的源极连接；第三电容和第四电容，都并联在第一电感的另一端和下部电极之间；第五防反二极管，并联在第一电感的另一端和下部电极之间，其正端与下部电极连接，其负端与第一电感的另一端连接；整流电路，与风力发电机输出接口连接，对风力发电机输出接口输出的三相交流电压进行整流以获得风力直流电压；滤波稳压电路，与整流电路连接以对风力直流电压进行滤波稳压，以输出稳压直流电压；第一电阻和第二电阻，串联后并联在滤波稳压电路的正负二端，第一电阻的一端连接滤波稳压电路的正端，第二电阻的一端连接滤波稳压电路的负端；第五电容和第六电容，串联后并联在滤波稳压电路的正负二端，第五电容的一端连接滤波稳压电路的正端，第六电容的一端连接滤波稳压电路的负端，第五电容的另一端连接第一电阻的另一端，第六电容的另一端连接第二电阻的另一端；第七电容，并联在滤波稳压电路的正负二端；第三电阻，其一端连接滤波稳压电路的正端；第五开关管，为一P沟增强型MOS管，其漏极与第三电阻的另一端连接，其衬底与源极相连，其源极与滤波稳压电路的负端连接；手动卸荷电路，其两端分别与第五开关管的漏极和源极连接；第六防反二极管，其正端与滤波稳压电路的正端连接，其负端与第五开关管的漏极连接；第三开关管，为一P沟增强型MOS管，其漏极与滤波稳压电路的正端连接，其衬底与源极相连；第七防反二极管，其正端与第三开关管的源极连接；第八电容和第九电容，都并联在第七防反二极管的负端和滤波稳压电路的负端之间；第八防反二极管，并联在第七防反二极管的负端和滤波稳压电路的负端之间；第四开关管，为一P沟增强型MOS管，其漏极与第七防反二极管的负端连接，其衬底与源极相连；第九防反二极管，并联在第四开关管的源极和滤波稳压电路的负端之间；第二电感，其一端与第四开关管的源极连接；第十电容和第十一电容，都并联在第二电感的另一端和滤波稳压电路的负端之间；第十防反二极管，并联在第二电感的另一端和滤波稳压电路的负端之间；所述铅酸蓄电池，设置在灯架上，其正极与第五防反二极管的负极连接，其负极与第五防反二极管的正极连接，同时其正极与第十防反二极管的负极连接，其负极与第十防反二极管的正极连接；继电器，位于LED灯管和铅酸蓄电池之间，通过是否切断LED灯管和铅酸蓄电池之间的连接来控制LED灯管的打开和关闭；光耦，位于继电器和飞思卡尔IMX6处理器之间，用于在飞思卡尔IMX6处理器的控制下，决定继电器的切断操作；飞思卡尔IMX6处理器，与第一开关管的栅极、第二开关管的栅极、第三开关管的栅极和第四开关管的栅极分别连接，通过在第一开关管的栅极和第三开关管的栅极上分别施加PWM控制信号，确定第一开关管和第三开关管的通断，以分别控制太阳能输出接口和风力发电机输出接口对铅酸蓄电池的充电的通断，还通过在第二开关管的栅极和第四开关管的栅极上分别施加占空比可调的PWM控制信号，以分别控制太阳能输出接口和风力发电机输出接口对铅酸蓄电池的充电电压；其中，飞思卡尔IMX6处理器还与实时时钟芯片连接，当接收到黑夜判断信号，断开太阳能输出接口对铅酸蓄电池的充电，打通风力发电机输出接口对铅酸蓄电池的充电，当接收到白天判断信号，打通太阳能输出接口对铅酸蓄电池的充电，断开风力发电机输出接口对铅酸蓄电池的充电。More specifically, in the LED street lamp with multi-mode charging circuit, it also includes: a real-time clock chip, which generates the current system time, and sends out a daytime judgment signal when the current system time is within the preset daytime time period, When the current system time is within the preset dark time period, a night judgment signal is sent; the solar panel is arranged on the light stand, including a non-reflective film covering layer, an N-type semiconductor, a P-type semiconductor, a substrate and a solar output interface, It is used to convert the solar energy received by the non-reflective film coating into optical electrical energy. The solar output interface includes upper electrodes and lower electrodes for outputting optical electrical energy; the main structure of the lift fan is set on the lamp stand, including three blades, yaw Equipment, hubs and transmission equipment; when the wind passes through the three blades, lift is generated due to the unequal pressure on the front and back of each blade, and the lift drives the corresponding blade to rotate; the yaw device is connected with the three blades to provide The reliability of the rotation of the three blades is untwisted; the hub is connected to the three blades to fix the three blades, so that they are driven to rotate clockwise after the blades are stressed, and the wind energy is converted into low-speed kinetic energy; the transmission equipment includes Low-speed shaft, gearbox, high-speed shaft, support bearings, couplings and disc brakes, the gearbox is connected to the hub through the low-speed shaft, and connected to the wind turbine through the high-speed shaft, which is used to convert the kinetic energy of the low-speed hub into wind power The high-speed kinetic energy required by the generator, the coupling is a flexible shaft, which is used to compensate the parallelism deviation and angle error between the output shaft of the gearbox and the generator rotor, and the disc brake is a hydraulically operated disc brake. It is used for mechanical braking; the wind generator is connected with the gearbox of the main structure of the lift fan, and is a double-fed asynchronous generator, which is used to convert the received high-speed kinetic energy into wind power. The wind generator includes stator windings, Rotor winding, bidirectional back-to-back IGBT voltage source converter and wind turbine output interface, stator winding directly connected to wind turbine output interface, rotor winding connected to wind turbine output interface through bidirectional back-to-back IGBT voltage source converter, wind turbine The output interface is a three-phase AC output interface for outputting wind power; the first anti-reverse diode is connected in parallel between the upper electrode and the lower electrode of the solar output interface, its positive end is connected to the lower electrode, and its negative end is connected to the upper electrode; The first switch tube is a P-channel enhanced MOS tube, its drain is connected to the upper electrode of the solar output interface, and its substrate is connected to the source; the second anti-reverse diode, its positive end is connected to the source of the first switch tube pole connection; the first capacitor and the second capacitor are connected in parallel between the negative terminal and the lower electrode of the second anti-reverse diode; the third anti-reverse diode is connected in parallel between the negative terminal and the lower electrode of the second anti-reverse diode, Its positive terminal is connected to the lower electrode, and its negative terminal is connected to the negative terminal of the second anti-reverse diode; the second switch tube is a P-channel enhanced MOS transistor, and its drain is connected to the negative terminal of the second anti-reverse diode. Its substrate is connected to the source; the fourth anti-reverse diode is connected in parallel between the source of the second switch tube and the lower electrode, its positive end is connected to the lower electrode, and its negative end is connected to the source of the second switch tube; The first inductor, one end of which is connected to the source of the second switching tube; the third capacitor and the fourth capacitor are both connected in parallel between the other end of the first inductor and the lower electrode; the fifth anti-reverse diode is connected in parallel to the first inductor Between the other end and the lower electrode, its positive end is connected to the lower electrode, and its negative end is connected to the other end of the first inductance; the rectifier circuit is connected to the output interface of the wind turbine, and the three-phase output interface of the wind turbine output The AC voltage is rectified to obtain the wind DC voltage; the filtering and stabilizing circuit is connected with the rectifying circuit to filter and stabilize the wind DC voltage to output the stabilized DC voltage; The positive and negative ends of the voltage circuit, one end of the first resistor is connected to the positive end of the filter voltage regulator circuit, and one end of the second resistor is connected to the negative end of the filter voltage regulator circuit; the fifth capacitor and the sixth capacitor are connected in series and parallel to the filter voltage regulator circuit The positive and negative ends of the voltage circuit, one end of the fifth capacitor is connected to the positive end of the filtering and stabilizing circuit, one end of the sixth capacitor is connected to the negative end of the filtering and stabilizing circuit, and the other end of the fifth capacitor is connected to the other end of the first resistor, The other end of the sixth capacitor is connected to the other end of the second resistor; the seventh capacitor is connected in parallel to the positive and negative ends of the filter and voltage regulator circuit; the third resistor is connected to the positive end of the filter and voltage regulator circuit; the fifth switch tube, It is a P-channel enhanced MOS transistor, its drain is connected to the other end of the third resistor, its substrate is connected to the source, and its source is connected to the negative end of the filter and voltage regulator circuit; the manual unloading circuit, its two ends respectively connected to the drain and source of the fifth switching tube; the sixth anti-reverse diode, its positive terminal is connected to the positive terminal of the filter voltage regulator circuit, and its negative terminal is connected to the drain of the fifth switching tube; the third switching tube , is a P-channel enhanced MOS transistor, its drain is connected to the positive terminal of the filter regulator circuit, and its substrate is connected to the source; the seventh anti-reverse diode, its positive terminal is connected to the source of the third switching tube; The eighth capacitor and the ninth capacitor are connected in parallel between the negative terminal of the seventh anti-reverse diode and the negative terminal of the filter and voltage regulator circuit; the eighth anti-reverse diode is connected in parallel between the negative terminal of the seventh anti-reverse diode and the filter and regulator circuit Between the negative terminals of the circuit; the fourth switch tube is a P-channel enhanced MOS tube, its drain is connected to the negative terminal of the seventh anti-reverse diode, and its substrate is connected to the source; the ninth anti-reverse diode is connected in parallel Between the source of the fourth switching tube and the negative terminal of the filter regulator circuit; the second inductor, one end of which is connected to the source of the fourth switching tube; the tenth capacitor and the eleventh capacitor are connected in parallel to the second inductor between the other end of the second inductance and the negative end of the filtering and stabilizing circuit; the tenth anti-reverse diode is connected in parallel between the other end of the second inductance and the negative end of the filtering and stabilizing circuit; the lead-acid battery is arranged on the lamp stand , its anode is connected to the cathode of the fifth anti-reverse diode, its cathode is connected to the anode of the fifth anti-reverse diode, its anode is connected to the cathode of the tenth anti-reverse diode, and its cathode is connected to the anode of the tenth anti-reverse diode; The relay, located between the LED lamp and the lead-acid battery, controls the opening and closing of the LED lamp by cutting off the connection between the LED lamp and the lead-acid battery; the optocoupler, located between the relay and the Freescale IMX6 processor room, used in the Freescale Under the control of the IMX6 processor, the cut-off operation of the relay is determined; the Freescale IMX6 processor, with the grid of the first switch, the grid of the second switch, the grid of the third switch and the grid of the fourth switch The gates are connected respectively, and by applying PWM control signals to the grids of the first switching tube and the third switching tube respectively, the on-off of the first switching tube and the third switching tube are determined to control the solar output interface and the third switching tube respectively. The on-off of the charging of the lead-acid battery by the output interface of the wind power generator is also applied to the grid of the second switching tube and the grid of the fourth switching tube by applying PWM control signals with adjustable duty ratios to control the solar energy respectively The output interface and the output interface of the wind turbine are used to charge the lead-acid battery; among them, the Freescale IMX6 processor is also connected to the real-time clock chip. When the night judgment signal is received, the solar output interface is disconnected to charge the lead-acid battery. Open the output interface of the wind turbine to charge the lead-acid battery. When receiving the daytime judgment signal, open the output interface of the solar energy to charge the lead-acid battery, and disconnect the output interface of the wind turbine to charge the lead-acid battery.
更具体地，在所述具有多模式充电电路的LED路灯中：飞思卡尔IMX6处理器为ARM11芯片。More specifically, in the LED street lamp with multi-mode charging circuit: the Freescale IMX6 processor is an ARM11 chip.
更具体地，在所述具有多模式充电电路的LED路灯中：风力发电机设置在灯架上。More specifically, in the LED street lamp with multi-mode charging circuit: the wind generator is arranged on the lamp stand.
更具体地，在所述具有多模式充电电路的LED路灯中，所述LED路灯还包括：存储设备，与电压采集设备连接，用于存储预设白天时间段和预设黑夜时间段。More specifically, in the LED street lamp with a multi-mode charging circuit, the LED street lamp further includes: a storage device connected to the voltage acquisition device for storing a preset day time period and a preset night time period.
更具体地，在所述具有多模式充电电路的LED路灯中：存储设备为静态存储器。More specifically, in the LED street lamp with multi-mode charging circuit: the storage device is a static memory.
附图说明Description of drawings
以下将结合附图对本发明的实施方案进行描述，其中：Embodiments of the present invention will be described below in conjunction with the accompanying drawings, wherein:
图1为根据本发明实施方案示出的具有多模式充电电路的LED路灯的结构方框图。Fig. 1 is a structural block diagram of an LED street lamp with a multi-mode charging circuit according to an embodiment of the present invention.
附图标记：1铅酸蓄电池；2飞思卡尔IMX6处理器；3实时时钟芯片；4充电子系统Reference signs: 1 lead-acid storage battery; 2 Freescale IMX6 processor; 3 real-time clock chip; 4 charging subsystem
具体实施方式detailed description
下面将参照附图对本发明的具有多模式充电电路的LED路灯的实施方案进行详细说明。Embodiments of the LED street lamp with a multi-mode charging circuit of the present invention will be described in detail below with reference to the accompanying drawings.
由于现有技术中的LED路灯需要市电供电，用电成本不菲，即使市场上出现了一些LED太阳能路灯，由于无法在太阳能不足的情况下，例如阴雨天气或黑暗环境下为LED路灯正常充电，导致LED太阳能路灯无法兼顾节能特性和可靠性。Because the LED street lamps in the prior art need mains power supply, the electricity cost is high, even if there are some LED solar street lights on the market, it is impossible to charge the LED street lamps normally in the case of insufficient solar energy, such as rainy weather or dark environment. , As a result, LED solar street lights cannot take into account energy-saving features and reliability.
而且，现有技术中的LED太阳能路灯中的太阳能供电电路工作效率不高，以及尚未出现能够应用于LED路灯的风能供电电路，更不要提兼容太阳能供电电路和风能供电电路的用电结构，以及灵活地在太阳能供电电路和风能供电电路二者供电电路之间进行切换的切换装置。Moreover, the working efficiency of the solar power supply circuit in the LED solar street lamp in the prior art is not high, and there has not been a wind power supply circuit that can be applied to the LED street lamp, let alone a power structure that is compatible with the solar power supply circuit and the wind power supply circuit, and The switching device flexibly switches between the power supply circuits of the solar energy power supply circuit and the wind energy power supply circuit.
为了克服上述不足，本发明搭建了一种具有多模式充电电路的LED路灯，搭建了一种能够兼容改良后的太阳能供电电路和风能供电电路的用电结构，以及采用实时时钟芯片产生的当前系统时间进行太阳能供电电路和风能供电电路之间的自适应切换，以在提高LED路灯的节能等级的同时，保证供电电路的稳定性。In order to overcome the above shortcomings, the present invention builds a LED street lamp with a multi-mode charging circuit, builds a power structure compatible with the improved solar power supply circuit and wind power supply circuit, and uses the current system generated by a real-time clock chip Adaptive switching between the solar power supply circuit and the wind power supply circuit is carried out in time to ensure the stability of the power supply circuit while improving the energy-saving level of the LED street lamp.
图1为根据本发明实施方案示出的具有多模式充电电路的LED路灯的结构方框图，所述LED路灯包括飞思卡尔IMX6处理器、实时时钟芯片、充电子系统和铅酸蓄电池，充电子系统为铅酸蓄电池充电，充电后的铅酸蓄电池为飞思卡尔IMX6处理器、实时时钟芯片和LED灯管提供电力供应，飞思卡尔IMX6处理器与实时时钟芯片和充电子系统分别连接，根据实时时钟芯片提供的当前的系统时间控制充电子系统对铅酸蓄电池的充电。Fig. 1 is the structural block diagram of the LED street lamp with multi-mode charging circuit shown according to the embodiment of the present invention, described LED street lamp comprises Freescale IMX6 processor, real-time clock chip, charging subsystem and lead-acid storage battery, charging subsystem Charge the lead-acid battery. The charged lead-acid battery provides power supply for the Freescale IMX6 processor, real-time clock chip and LED lamp. The Freescale IMX6 processor is connected with the real-time clock chip and the charging subsystem respectively. The current system time provided by the clock chip controls the charging subsystem to charge the lead-acid battery.
接着，继续对本发明的具有多模式充电电路的LED路灯的具体结构进行进一步的说明。Next, the specific structure of the LED street lamp with multi-mode charging circuit of the present invention will be further described.
所述LED路灯还包括：实时时钟芯片，产生当前的系统时间，并在当前的系统时间在预设白天时间段内时，发出白天判断信号，在当前的系统时间在预设黑夜时间段内时，发出黑夜判断信号。The LED street lamp also includes: a real-time clock chip, which generates the current system time, and sends out a daytime judgment signal when the current system time is within the preset day time period, and sends out a daytime judgment signal when the current system time is within the preset night time period. , to issue a night judgment signal.
所述LED路灯还包括：太阳能电板，设置在灯架上，包括无反射薄膜覆盖层、N型半导体、P型半导体、基板和太阳能输出接口，用于将无反射薄膜覆盖层接收的太阳能转化为光学电能，太阳能输出接口包括上部电极和下部电极，用于输出光学电能。The LED street lamp also includes: a solar panel, arranged on the lamp stand, including a non-reflective film covering layer, an N-type semiconductor, a P-type semiconductor, a substrate and a solar output interface, for converting the solar energy received by the non-reflecting film covering layer For optical electric energy, the solar output interface includes an upper electrode and a lower electrode for outputting optical electric energy.
所述LED路灯还包括：升力风机主结构，设置在灯架上，包括三个叶片、偏航设备、轮毂和传动设备；三个叶片在风通过时，由于每一个叶片的正反面的压力不等而产生升力，所述升力带动对应叶片旋转；偏航设备与三个叶片连接，用于提供三个叶片旋转的可靠性并解缆；轮毂与三个叶片连接，用于固定三个叶片，以在叶片受力后被带动进行顺时针旋转，将风能转化为低转速的动能；传动设备包括低速轴、齿轮箱、高速轴、支撑轴承、联轴器和盘式制动器，齿轮箱通过低速轴与轮毂连接，通过高速轴与风力发电机连接，用于将轮毂的低转速的动能转化为风力发电机所需要的高转速的动能，联轴器为一柔性轴，用于补偿齿轮箱输出轴和发电机转子的平行性偏差和角度误差，盘式制动器，为一液压动作的盘式制动器，用于机械刹车制动。The LED street lamp also includes: the main structure of the lift fan, which is arranged on the light frame and includes three blades, yaw equipment, hubs and transmission equipment; and so on to generate lift, which drives the corresponding blades to rotate; the yaw device is connected with the three blades to provide the reliability of the rotation of the three blades and uncable; the hub is connected to the three blades to fix the three blades, The blades are driven to rotate clockwise after being stressed to convert wind energy into low-speed kinetic energy; transmission equipment includes low-speed shafts, gearboxes, high-speed shafts, support bearings, couplings and disc brakes, and the gearbox passes through low-speed shafts. It is connected to the hub and connected to the wind turbine through a high-speed shaft, which is used to convert the low-speed kinetic energy of the hub into the high-speed kinetic energy required by the wind turbine. The coupling is a flexible shaft used to compensate the output shaft of the gearbox Parallelism deviation and angle error with the generator rotor, the disc brake is a hydraulically operated disc brake for mechanical braking.
所述LED路灯还包括：风力发电机，与升力风机主结构的齿轮箱连接，为一双馈异步发电机，用于将接收到的高转速的动能转化为风力电能，风力发电机包括定子绕组、转子绕组、双向背靠背IGBT电压源变流器和风力发电机输出接口，定子绕组直连风力发电机输出接口，转子绕组通过双向背靠背IGBT电压源变流器与风力发电机输出接口连接，风力发电机输出接口为三相交流输出接口，用于输出风力电能。The LED street lamp also includes: a wind generator, which is connected to the gear box of the main structure of the lift fan, and is a double-fed asynchronous generator, which is used to convert the received high-speed kinetic energy into wind power energy. The wind generator includes stator windings, Rotor winding, bidirectional back-to-back IGBT voltage source converter and wind turbine output interface, stator winding directly connected to wind turbine output interface, rotor winding connected to wind turbine output interface through bidirectional back-to-back IGBT voltage source converter, wind turbine The output interface is a three-phase AC output interface for outputting wind power.
所述LED路灯还包括：第一防反二极管，并联在太阳能输出接口的上部电极和下部电极之间，其正端与下部电极连接，负端与上部电极连接；第一开关管，为一P沟增强型MOS管，其漏极与太阳能输出接口的上部电极连接，其衬底与源极相连；第二防反二极管，其正端与第一开关管的源极连接；第一电容和第二电容，都并联在第二防反二极管的负端和下部电极之间；第三防反二极管，并联在第二防反二极管的负端和下部电极之间，其正端与下部电极连接，其负端与第二防反二极管的负端连接；第二开关管，为一P沟增强型MOS管，其漏极与第二防反二极管的负端连接，其衬底与源极相连；第四防反二极管，并联在第二开关管的源极和下部电极之间，其正端与下部电极连接，其负端与第二开关管的源极连接；第一电感，其一端与第二开关管的源极连接；第三电容和第四电容，都并联在第一电感的另一端和下部电极之间；第五防反二极管，并联在第一电感的另一端和下部电极之间，其正端与下部电极连接，其负端与第一电感的另一端连接。The LED street lamp also includes: a first anti-reverse diode, connected in parallel between the upper electrode and the lower electrode of the solar output interface, its positive end connected to the lower electrode, and its negative end connected to the upper electrode; the first switch tube is a P A trench-enhanced MOS transistor, whose drain is connected to the upper electrode of the solar output interface, and whose substrate is connected to the source; the second anti-reverse diode, whose positive end is connected to the source of the first switching tube; the first capacitor and the second The two capacitors are all connected in parallel between the negative terminal and the lower electrode of the second anti-reverse diode; the third anti-reverse diode is connected in parallel between the negative terminal and the lower electrode of the second anti-reverse diode, and its positive terminal is connected to the lower electrode, Its negative end is connected to the negative end of the second anti-reverse diode; the second switch tube is a P-channel enhanced MOS transistor, its drain is connected to the negative end of the second anti-reverse diode, and its substrate is connected to the source; The fourth anti-reverse diode is connected in parallel between the source of the second switching tube and the lower electrode, its positive end is connected to the lower electrode, and its negative end is connected to the source of the second switching tube; one end of the first inductor is connected to the second switching tube. The source of the second switching tube is connected; the third capacitor and the fourth capacitor are connected in parallel between the other end of the first inductor and the lower electrode; the fifth anti-reverse diode is connected in parallel between the other end of the first inductor and the lower electrode , the positive end of which is connected to the lower electrode, and the negative end of which is connected to the other end of the first inductor.
所述LED路灯还包括：整流电路，与风力发电机输出接口连接，对风力发电机输出接口输出的三相交流电压进行整流以获得风力直流电压；滤波稳压电路，与整流电路连接以对风力直流电压进行滤波稳压，以输出稳压直流电压。The LED street lamp also includes: a rectifier circuit connected to the output interface of the wind generator, and rectifies the three-phase AC voltage output by the output interface of the wind generator to obtain a wind DC voltage; The DC voltage is filtered and stabilized to output a regulated DC voltage.
所述LED路灯还包括：第一电阻和第二电阻，串联后并联在滤波稳压电路的正负二端，第一电阻的一端连接滤波稳压电路的正端，第二电阻的一端连接滤波稳压电路的负端；第五电容和第六电容，串联后并联在滤波稳压电路的正负二端，第五电容的一端连接滤波稳压电路的正端，第六电容的一端连接滤波稳压电路的负端，第五电容的另一端连接第一电阻的另一端，第六电容的另一端连接第二电阻的另一端；第七电容，并联在滤波稳压电路的正负二端；第三电阻，其一端连接滤波稳压电路的正端；第五开关管，为一P沟增强型MOS管，其漏极与第三电阻的另一端连接，其衬底与源极相连，其源极与滤波稳压电路的负端连接。The LED street lamp also includes: a first resistor and a second resistor, which are connected in parallel to the positive and negative ends of the filter voltage stabilizing circuit after being connected in series, one end of the first resistor is connected to the positive end of the filter voltage stabilizing circuit, and one end of the second resistor is connected to the filter voltage stabilizing circuit. The negative terminal of the voltage stabilizing circuit; the fifth capacitor and the sixth capacitor are connected in parallel to the positive and negative terminals of the filter voltage stabilizing circuit in series, one end of the fifth capacitor is connected to the positive terminal of the filter voltage stabilizing circuit, and one end of the sixth capacitor is connected to the filter The negative terminal of the voltage stabilizing circuit, the other end of the fifth capacitor is connected to the other end of the first resistor, the other end of the sixth capacitor is connected to the other end of the second resistor; the seventh capacitor is connected in parallel to the positive and negative terminals of the filter voltage stabilizing circuit ; the third resistor, one end of which is connected to the positive end of the filter voltage regulator circuit; the fifth switch tube is a P-channel enhanced MOS transistor, its drain is connected to the other end of the third resistor, and its substrate is connected to the source, Its source is connected with the negative terminal of the filtering and stabilizing circuit.
所述LED路灯还包括：手动卸荷电路，其两端分别与第五开关管的漏极和源极连接；第六防反二极管，其正端与滤波稳压电路的正端连接，其负端与第五开关管的漏极连接；第三开关管，为一P沟增强型MOS管，其漏极与滤波稳压电路的正端连接，其衬底与源极相连；第七防反二极管，其正端与第三开关管的源极连接；第八电容和第九电容，都并联在第七防反二极管的负端和滤波稳压电路的负端之间；第八防反二极管，并联在第七防反二极管的负端和滤波稳压电路的负端之间；第四开关管，为一P沟增强型MOS管，其漏极与第七防反二极管的负端连接，其衬底与源极相连；第九防反二极管，并联在第四开关管的源极和滤波稳压电路的负端之间；第二电感，其一端与第四开关管的源极连接；第十电容和第十一电容，都并联在第二电感的另一端和滤波稳压电路的负端之间；第十防反二极管，并联在第二电感的另一端和滤波稳压电路的负端之间。The LED street lamp also includes: a manual unloading circuit, the two ends of which are respectively connected to the drain and the source of the fifth switching tube; The terminal is connected to the drain of the fifth switching tube; the third switching tube is a P-channel enhanced MOS tube, its drain is connected to the positive terminal of the filter voltage regulator circuit, and its substrate is connected to the source; the seventh anti-reverse A diode whose positive end is connected to the source of the third switching tube; the eighth capacitor and the ninth capacitor are connected in parallel between the negative end of the seventh anti-reverse diode and the negative end of the filtering and stabilizing circuit; the eighth anti-reverse diode , connected in parallel between the negative end of the seventh anti-reverse diode and the negative end of the filtering and stabilizing circuit; the fourth switching tube is a P-channel enhanced MOS transistor, and its drain is connected to the negative end of the seventh anti-reverse diode, Its substrate is connected to the source; the ninth anti-reverse diode is connected in parallel between the source of the fourth switching tube and the negative terminal of the filtering and voltage stabilizing circuit; the second inductor is connected to the source of the fourth switching tube at one end; The tenth capacitor and the eleventh capacitor are connected in parallel between the other end of the second inductance and the negative end of the filtering and stabilizing circuit; the tenth anti-reverse diode is connected in parallel between the other end of the second inductance and the negative end of the filtering and stabilizing circuit. between the ends.
所述LED路灯还包括：铅酸蓄电池，设置在灯架上，其正极与第五防反二极管的负极连接，其负极与第五防反二极管的正极连接，同时其正极与第十防反二极管的负极连接，其负极与第十防反二极管的正极连接；继电器，位于LED灯管和铅酸蓄电池之间，通过是否切断LED灯管和铅酸蓄电池之间的连接来控制LED灯管的打开和关闭；光耦，位于继电器和飞思卡尔IMX6处理器之间，用于在飞思卡尔IMX6处理器的控制下，决定继电器的切断操作。The LED street lamp also includes: a lead-acid battery, which is arranged on the lamp stand, and its positive pole is connected to the negative pole of the fifth anti-reverse diode, its negative pole is connected to the positive pole of the fifth anti-reverse diode, and its positive pole is connected to the tenth anti-reverse diode The negative pole is connected to the negative pole of the tenth anti-reverse diode; the relay is located between the LED light tube and the lead-acid battery, and controls the opening of the LED light tube by cutting off the connection between the LED light tube and the lead-acid battery and off; the optocoupler, located between the relay and the Freescale IMX6 processor, is used to determine the cut-off operation of the relay under the control of the Freescale IMX6 processor.
所述LED路灯还包括：飞思卡尔IMX6处理器，与第一开关管的栅极、第二开关管的栅极、第三开关管的栅极和第四开关管的栅极分别连接，通过在第一开关管的栅极和第三开关管的栅极上分别施加PWM控制信号，确定第一开关管和第三开关管的通断，以分别控制太阳能输出接口和风力发电机输出接口对铅酸蓄电池的充电的通断，还通过在第二开关管的栅极和第四开关管的栅极上分别施加占空比可调的PWM控制信号，以分别控制太阳能输出接口和风力发电机输出接口对铅酸蓄电池的充电电压。The LED street lamp also includes: a Freescale IMX6 processor, connected to the grid of the first switching tube, the grid of the second switching tube, the grid of the third switching tube and the grid of the fourth switching tube respectively, through Apply PWM control signals to the grid of the first switching tube and the grid of the third switching tube to determine the on-off of the first switching tube and the third switching tube, so as to control the pair of solar output interface and wind power generator output interface respectively The charging of the lead-acid battery is switched on and off, and the PWM control signal with adjustable duty ratio is applied to the grid of the second switching tube and the grid of the fourth switching tube to control the solar output interface and the wind generator respectively. The output interface charges the lead-acid battery voltage.
其中，飞思卡尔IMX6处理器还与实时时钟芯片连接，当接收到黑夜判断信号，断开太阳能输出接口对铅酸蓄电池的充电，打通风力发电机输出接口对铅酸蓄电池的充电，当接收到白天判断信号，打通太阳能输出接口对铅酸蓄电池的充电，断开风力发电机输出接口对铅酸蓄电池的充电。Among them, the Freescale IMX6 processor is also connected to the real-time clock chip. When the night judgment signal is received, the solar output interface is disconnected to charge the lead-acid battery, and the wind turbine output interface is opened to charge the lead-acid battery. Judging the signal during the day, opening the solar output interface to charge the lead-acid battery, and disconnecting the wind turbine output interface to charge the lead-acid battery.
可选地，在所述LED路灯中：飞思卡尔IMX6处理器为ARM11芯片；风力发电机设置在灯架上；所述LED路灯还包括：存储设备，与电压采集设备连接，用于存储预设白天时间段和预设黑夜时间段；存储设备为静态存储器。Optionally, in the LED street lamp: the Freescale IMX6 processor is an ARM11 chip; the wind generator is arranged on the lamp stand; the LED street lamp also includes: a storage device connected to a voltage acquisition device for storing preset A day time period and a preset night time period are set; the storage device is a static memory.
另外，PWM，即脉冲宽度调制，是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用在从测量、通信到功率控制与变换的许多领域中。脉冲宽度调制是一种模拟控制方脉冲宽度调制是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用在从测量、通信到功率控制与变换的许多领域中脉冲宽度调制是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用在从测量、通信到功率控制与变换的许多领域中。In addition, PWM, or pulse width modulation, is a very effective technique for controlling analog circuits using the digital output of a microprocessor, and is widely used in many fields from measurement, communication to power control and conversion. Pulse Width Modulation is an analog control side Pulse Width Modulation is a very effective technology that uses the digital output of a microprocessor to control analog circuits, and is widely used in many fields from measurement, communication to power control and conversion Pulse width modulation is a very effective technique for controlling analog circuits using the digital output of a microprocessor. It is widely used in many fields from measurement, communication to power control and conversion.
脉冲宽度调制是一种模拟控制方式，其根据相应载荷的变化来调制晶体管基极或MOS管栅极的偏置，来实现晶体管或MOS管导通时间的改变，从而实现开关稳压电源输出的改变。这种方式能使电源的输出电压在工作条件变化时保持恒定，是利用微处理器的数字信号对模拟电路进行控制的一种非常有效的技术。Pulse width modulation is an analog control method, which modulates the bias of the transistor base or MOS transistor gate according to the change of the corresponding load, so as to realize the change of the conduction time of the transistor or MOS transistor, so as to realize the output of the switching regulated power supply. Change. This method can keep the output voltage of the power supply constant when the working conditions change, and it is a very effective technology for controlling the analog circuit by using the digital signal of the microprocessor.
PWM控制技术以其控制简单，灵活和动态响应好的优点而成为电力电子技术最广泛应用的控制方式。其根据相应载荷的变化来调制晶体管基极或MOS管栅极的偏置，来实现晶体管或MOS管导通时间的改变，从而实现开关稳压电源输出的改变。这种方式能使电源的输出电压在工作条件变化时保持恒定，是利用微处理器的数字信号对模拟电路进行控制的一种非常有效的技术。PWM control technology has become the most widely used control method in power electronics technology due to its advantages of simple control, flexibility and good dynamic response. It modulates the bias of the base of the transistor or the gate of the MOS transistor according to the change of the corresponding load to realize the change of the conduction time of the transistor or the MOS transistor, thereby realizing the change of the output of the switching regulated power supply. This method can keep the output voltage of the power supply constant when the working conditions change, and it is a very effective technology for controlling the analog circuit by using the digital signal of the microprocessor.
采用本发明的具有多模式充电电路的LED路灯，针对现有技术中LED路灯依赖市电电力的技术问题，引入风能供电电路，改善现有的太阳能供电电路，搭建兼容上述二种供电电路的充电结构，更关键的是，采用实时时钟提供的当前系统时间作为上述二种供电电路的切换信号，从而全面提高LED路灯的充电效率，降低LED路灯的用电成本。Adopting the LED street lamp with multi-mode charging circuit of the present invention, aiming at the technical problem that LED street lamps rely on mains power in the prior art, introduces a wind energy power supply circuit, improves the existing solar power supply circuit, and builds a charging system compatible with the above two power supply circuits More importantly, the current system time provided by the real-time clock is used as the switching signal of the above two power supply circuits, so as to comprehensively improve the charging efficiency of LED street lamps and reduce the electricity cost of LED street lamps.
可以理解的是，虽然本发明已以较佳实施例披露如上，然而上述实施例并非用以限定本发明。对于任何熟悉本领域的技术人员而言，在不脱离本发明技术方案范围情况下，都可利用上述揭示的技术内容对本发明技术方案做出许多可能的变动和修饰，或修改为等同变化的等效实施例。因此，凡是未脱离本发明技术方案的内容，依据本发明的技术实质对以上实施例所做的任何简单修改、等同变化及修饰，均仍属于本发明技术方案保护的范围内。It can be understood that although the present invention has been disclosed above with preferred embodiments, the above embodiments are not intended to limit the present invention. For any person skilled in the art, without departing from the scope of the technical solution of the present invention, the technical content disclosed above can be used to make many possible changes and modifications to the technical solution of the present invention, or be modified into equivalent changes, etc. effective example. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention, which do not deviate from the technical solution of the present invention, still fall within the protection scope of the technical solution of the present invention.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510645350.8ACN105357793A (en) | 2015-10-04 | 2015-10-04 | LED street light with multi-mode charging circuit |
| CN201511002828.1ACN105611671A (en) | 2015-10-04 | 2015-10-04 | LED street lamp with multi-mode charging circuit |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510645350.8ACN105357793A (en) | 2015-10-04 | 2015-10-04 | LED street light with multi-mode charging circuit |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511002828.1ADivisionCN105611671A (en) | 2015-10-04 | 2015-10-04 | LED street lamp with multi-mode charging circuit |
| Publication Number | Publication Date |
|---|---|
| CN105357793Atrue CN105357793A (en) | 2016-02-24 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510645350.8APendingCN105357793A (en) | 2015-10-04 | 2015-10-04 | LED street light with multi-mode charging circuit |
| CN201511002828.1APendingCN105611671A (en) | 2015-10-04 | 2015-10-04 | LED street lamp with multi-mode charging circuit |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511002828.1APendingCN105611671A (en) | 2015-10-04 | 2015-10-04 | LED street lamp with multi-mode charging circuit |
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| CN (2) | CN105357793A (en) |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | Application publication date:20160224 | |
| RJ01 | Rejection of invention patent application after publication |