Intelligent driver of led illuminator

FIELD: physics.

SUBSTANCE: proposed intelligent driver comprises sine voltage generator, voltage converter, filter and LED illuminator, voltage pickup, illumination pickup, control unit, interface unit, driver unit, indication unit, actuators and pickups, all connected in series. Control unit is connected with voltage pickup, current pickup, illumination pickup, indication unit, interface unit, process pickups and actuators. Voltage pickup is connected with sine voltage generator. Driver unit is connected to interface unit.

EFFECT: higher accuracy and perfected control over light flux.

1 dwg

 

The invention relates to the field of control and regulation of artificial lighting objects with the use of led lamps and can be used as an element of system fire alarm system "smart house" for reading sensors and control actuators.

A device for matching (driver) supply voltage led lamps and mains voltage containing connected in series generator of sinusoidal voltage, the voltage Converter, the filter and the led lamp, and a current sensor associated with the input with the output of the filter, and a voltage sensor (Ilyin P., Sokolov, A. Development of power supplies for led street lighting // ibidem. 2009. No. 11, p.30).

The disadvantage of this driver is that it has low efficiency due to the application of two-stage voltage Converter.

Also known driver led lamp containing connected in series generator of sinusoidal voltage, the voltage Converter, the filter and the led lamp, and a current sensor associated with the input with the output of the filter, and a voltage sensor (Ilyin P., Sokolov, A. Development of power supplies for led street lighting // ibidem. 009. No. 11, p.31).

The disadvantage of this driver is the low accuracy because of the indirect regulation of the luminous flux and limited functionality, not allowing to perform diagnostics of the technical condition of the led lamp and implement various control algorithms luminous flux.

The technical result of the present invention is to improve accuracy, and to ensure the possibility of rapid diagnostics and correction of process control light output of the led lamp.

This result is achieved in that the intellectual driver of the led lamp, comprising a generator of sinusoidal voltage, the voltage Converter, filter and led lamp, series-connected, and the current sensor, the input of which is connected to the output of the filter, and voltage sensor contains a light sensor, display unit, interface unit, the driver unit, the control unit having m inputs and n outputs, and (m-4) technological sensors and (n-3) actuators, and input sensor is connected to the output of the led lamp, the output of the light sensor is connected to the first the input of the control unit, the second control unit connected to the output of the current sensor, the third I the remote control unit connected to the sensor output voltage, the sensor input voltage is connected to the generator output sinusoidal voltage, the fourth input of the control unit connected to the first output interface unit, and an interface unit connected driver unit, the first output control unit connected to the input of the display unit, the second output control unit connected with the second input of the Converter voltage, the third output control unit connected with the second input interface unit, the remaining (n-3) outputs a control unit connected to the corresponding inputs of the (n-3) actuators, and (m-4) inputs control unit connected to respective outputs of the (m-4) technological sensors.

The drawing shows a block diagram of the proposed driver.

Intelligent driver contains connected in series sinusoidal voltage generator 1, the voltage Converter 2, a filter 3 and the led lamp 4, and the current sensor 5, the associated input with the output of the filter 3, and a voltage sensor 6, characterized in that it contains the light sensor 7 connected to the input with the output of the led lamp 4, and the output associated with the first input of the control unit 8, to the second input of which is connected to the output of the current sensor 5, a third input connected to the output of the voltage detector 6 connected to the input with the output of the alternator sinusoidal the CSOs voltage 1, to the fourth input connected to the first output interface unit 9, to the first input of which is connected to the output of the master unit 10, which is connected with the second input-output interface unit 9, the first output control unit 8 is connected to the input of the display unit 11, the second output control unit 8 is connected to a second input of the voltage Converter 2, the third output control unit connected with the second input interface unit 9, the remaining (n-3) outputs of the control unit 8 is connected to the corresponding inputs of (n-3) actuators 12-13, a (m-4) inputs of the control unit connected to respective outputs of the (m-4) technological sensors 14-15.

Intelligent driver works as follows. The control unit 8 receives via the interface unit 9, the algorithm tasks from the master unit 10 and is applied to the second input of the voltage Converter 2, which provides the conversion of the output voltage of the sinusoidal voltage generator 1 is controlled in order to harmonize the work of the Converter voltage 2 voltage detector 6, a stable constant current led lamp 4, as measured by the current sensor 5.

The correction current led lamp 4 is made either for a given level of current, or by a given light intensity measured by the light sensor 7.

When the impossible is agnosti provide a given light flux, for example due to degradation of the characteristics of the LEDs, the required information is supplied through the interface unit 9 in the driver unit 10 and displayed in the display unit 11 or transmitted through the information network on the upper level. As technological sensors, you can use motion sensors, sound, fire alarms, sensor alarms of different devices (e.g., boiler), actuators can be drive a variety of devices (e.g., shutters), household appliances (air conditioners, washing machines etc).

Controlling technological sensors 14-15 (from 1 to m-4), the control unit 8 includes the necessary actuators 12-13 (from 1 to n-3). For example, when the alarm smoke sensor activated fire extinguishing means and audible alarm with simultaneous flow of information in the display unit 11 and the driver unit 10. In this case, the led lamp 4 can be switched to intermittent radiation that will be an additional alarm.

Thus, intelligent driver enables high-precision control and regulate the operation of the led lamp, and also use it to create information and alarms with simultaneous control of the Executive mechanisms.

Intelle the virtual driver, led lamp, contains a generator of sinusoidal voltage, the voltage Converter, filter and led lamp, series-connected, and the current sensor, the input of which is connected to the output of the filter, and voltage sensor, characterized in that it contains a light sensor, display unit, interface unit, the driver unit, the control unit having m inputs and n outputs, and (m-4) technological sensors and (n-3) actuators, and input sensor is connected to the output of the led lamp, the output of the light sensor connected to the first input of the control unit, to the second input a control unit connected to the output of the current sensor, to the third input of the control unit connected to the sensor output voltage, the input voltage detector connected to the generator output sinusoidal voltage, the fourth input of the control unit connected to the first output interface unit, and an interface unit connected driver unit, the first output control unit connected to the input of the display unit, the second output control unit connected with the second input of the Converter voltage, the third output control unit connected with the second input interface unit, the remaining (n-3) outputs a control unit connected to the corresponding inputs of the (n-3) actuators and (m-4) input block in the management is connected with the corresponding outputs (m-4) technological sensors.



 

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