CN105101546A - Wireless control system of stage lightning - Google Patents
Wireless control system of stage lightning Download PDFInfo
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- CN105101546A CN105101546A CN201510465327.0A CN201510465327A CN105101546A CN 105101546 A CN105101546 A CN 105101546A CN 201510465327 A CN201510465327 A CN 201510465327A CN 105101546 A CN105101546 A CN 105101546A
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- 230000033228 biological regulation Effects 0.000 claims abstract description 51
- 238000005286 illumination Methods 0.000 claims abstract description 40
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- 230000009467 reduction Effects 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000003993 interaction Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 description 6
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- 238000001914 filtration Methods 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
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- 238000002955 isolation Methods 0.000 description 3
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- 230000002159 abnormal effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention relates to a wireless control system of stage lightning. The system comprises a background control platform, WLAN transmitting-receiving units, a pre-programming adjustment unit and an instruction parsing unit. Regulation and control signals are transmitted in the wireless manner to improve the wiring efficiency, the pre-programming adjustment is arranged to realize diverse illumination switching effects, an interference reducing light adjustment unit can be used to reduce interference among sub systems of a stage, and the illuminating and energy-saving efficiency of a stage illumination group is improved.
Description
Technical Field
The invention relates to the field of stage control, in particular to a stage lighting wireless control system.
Background
The existing stage lighting system generally comprises a plurality of groups of lighting units, and in order to achieve a preset lighting effect, each lighting unit needs to be regulated, but most of the existing regulation and control modes are based on manual regulation, so that the efficiency is low, but as the stage lighting system is a system project, the lighting units of each group can be influenced mutually; meanwhile, most of the existing stage systems adopt wired wiring, which causes wiring difficulty in many occasions, difficult expansion and incapability of finishing high-quality performance. In addition, it is necessary to closely monitor the working condition of the lighting unit, and when the working condition of the lighting unit, such as voltage, current, and ambient temperature, is abnormal, if the monitoring end can be prompted in time and then checked and maintained, the service life of the lighting unit can be greatly prolonged.
Disclosure of Invention
The purpose of the invention is realized by the following technical scheme.
According to an embodiment of the invention, a stage lighting wireless control system is provided, which comprises a background control platform, a first wireless local area network transceiver unit, a second wireless local area network transceiver unit and an instruction analysis unit; wherein,
the background control platform is used for generating a stage illumination regulation and control instruction and a scene control instruction;
the first wireless local area network transceiving unit is coupled to the background control platform and transmits the illumination regulation and control instruction and the scene control instruction to a stage illumination group according to an 802.11 protocol;
a second wireless local area network transceiver unit, coupled to the first wireless local area network transceiver unit, for receiving the lighting control parameters of the lighting control command and the context setting parameters of the context control command according to the 802.11 protocol; and
and the instruction analysis unit is coupled with the second wireless local area network transceiving unit and is used for analyzing the illumination regulation and control instruction and the scene control instruction according to the illumination regulation and control standard protocol so as to drive the stage lighting group.
According to an embodiment of the present invention, the stage lighting wireless control system further includes a pre-programmed adjusting unit coupled to the background control platform and configured to serially connect a plurality of sets of scene setting parameters to generate diversified lighting conversion effects, wherein the pre-programmed adjusting unit determines whether a scene point location stores a scene setting parameter, so as to determine whether the pre-programmed adjusting unit generates a pre-programmed adjusting parameter or maintain the pre-programmed adjusting unit in a pre-programmed adjusting state until the scene setting parameter is stored.
According to an embodiment of the present invention, the stage lighting wireless control system further includes an interaction unit, coupled to the background control platform, configured to adjust an execution time of the scenario setting parameter, so as to complete adding the scenario setting parameter to the pre-programmed adjustment parameter, and enable the scenario generation unit of the background control platform to switch between a scenario storage state and a scenario cut-in state.
According to an embodiment of the present invention, the background control platform specifically includes: a disturbance reduction and dimming unit, a scene generation unit and an instruction switching unit, wherein,
the interference reduction and dimming unit is provided with a plurality of passage groups, each passage group corresponds to one stage lighting group and is provided with a plurality of passages, the passages correspond to lighting regulation and control parameters, and the interference reduction and dimming unit is used for adjusting the size of the lighting regulation and control parameters of the passages; the interference reduction and dimming unit judges whether the channel group is selected more or not so as to determine to synchronously adjust the illumination regulation and control parameters of the multiple channel group or singly adjust the illumination regulation and control parameters of different channel groups;
the scene generation unit is used for judging whether at least one scene setting parameter exists in a plurality of scene points correspondingly so as to determine to wait for generating the scene setting parameter to the scene points or store the adjusted illumination regulation and control parameter to the scene points, and is connected with the illumination regulation and control parameter in series so as to generate each scene setting parameter;
the instruction switching unit switches the illumination regulation and control parameters and the scene setting parameters according to an illumination regulation and control standard protocol so as to respectively generate a plurality of illumination regulation and control instructions and a plurality of scene control instructions of the channel group; the instruction switching unit switches the pre-programmed adjusting parameters according to the lighting regulation and control standard protocol to generate a programmed control instruction, and the first wireless local area network transceiver unit transmits the programmed control instruction to the stage lighting group according to the 802.11 protocol to adjust the lighting effect of the stage lighting group.
According to the embodiment of the invention, the pre-programmed adjusting unit judges whether the residual running time of the pre-programmed adjusting parameter is greater than a preset time, when the residual running time is greater than the preset time, the scene setting parameter is added to the pre-programmed adjusting parameter, and when the residual running time is less than the preset time, the pre-programmed adjusting unit is kept in the pre-programmed adjusting state.
The wireless control system for the stage lighting comprises a background control platform, a wireless local area network receiving and transmitting unit, a pre-programming adjusting unit and an instruction analyzing unit, wherein the wireless mode is adopted to transmit regulating and controlling signals, so that the wiring efficiency is improved, the pre-programming adjusting unit is arranged, the diversified lighting conversion effect is realized, meanwhile, the disturbance reducing and dimming unit is adopted, the disturbance among subsystems of a stage is reduced, and the lighting and energy-saving efficiency of a stage lighting group is improved.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic diagram of a stage lighting wireless control system according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a background control platform according to an embodiment of the invention;
fig. 3 is a schematic diagram illustrating a configuration of a disturbance reduction dimming unit according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of circuit elements of an insulated gate drive protection unit according to an embodiment of the present invention;
FIG. 5 shows a schematic diagram of circuit elements of an insulated gate voltage regulation unit according to an embodiment of the present invention;
fig. 6 is a schematic diagram illustrating a structure of an instruction parsing unit according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
According to an embodiment of the present invention, a stage lighting wireless control system is provided, as shown in fig. 1, the system includes a background control platform, a first wireless local area network transceiver unit, an interaction unit, a pre-programming adjustment unit, a second wireless local area network transceiver unit, and an instruction parsing unit; wherein,
the background control platform is used for generating a stage illumination regulation and control instruction and a scene control instruction;
the first wireless local area network transceiving unit is coupled to the background control platform and transmits the illumination regulation and control instruction and the scene control instruction to a stage illumination group according to an 802.11 protocol;
the interaction unit is coupled with the background control platform and used for adjusting the execution time of the scene setting parameters so as to complete the addition of the scene setting parameters to the pre-programmed adjustment parameters and enable the scene generation unit of the background control platform to switch between a scene storage state and a scene cut-in state;
the pre-programming adjusting unit is coupled to the background control platform and used for connecting multiple groups of scene setting parameters in series to generate diversified lighting conversion effects, and the pre-programming adjusting unit judges whether a scene point location stores one scene setting parameter or not so as to decide to enable the pre-programming adjusting unit to generate one pre-programming adjusting parameter or enable the pre-programming adjusting unit to be kept in a pre-programming adjusting state until the scene setting parameter is stored; and
a second wireless local area network transceiver unit, coupled to the first wireless local area network transceiver unit, for receiving the lighting control parameters of the lighting control command and the context setting parameters of the context control command according to the 802.11 protocol; and
and the instruction analysis unit is coupled with the second wireless local area network transceiving unit and is used for analyzing the illumination regulation and control instruction and the scene control instruction according to the illumination regulation and control standard protocol so as to drive the stage lighting group.
According to an embodiment of the present invention, as shown in fig. 2, the background control platform specifically includes: a disturbance reduction and dimming unit, a scene generation unit and an instruction switching unit, wherein,
the interference reduction and dimming unit is provided with a plurality of passage groups, each passage group corresponds to one stage lighting group and is provided with a plurality of passages, the passages correspond to lighting regulation and control parameters, and the interference reduction and dimming unit is used for adjusting the size of the lighting regulation and control parameters of the passages; the interference reduction and dimming unit judges whether the channel group is selected more or not so as to determine to synchronously adjust the illumination regulation and control parameters of the multiple channel group or singly adjust the illumination regulation and control parameters of different channel groups;
the scene generation unit is used for judging whether at least one scene setting parameter exists in a plurality of scene points correspondingly so as to determine to wait for generating the scene setting parameter to the scene points or store the adjusted illumination regulation and control parameter to the scene points, and is connected with the illumination regulation and control parameter in series so as to generate each scene setting parameter;
the instruction switching unit switches the illumination regulation and control parameters and the scene setting parameters according to an illumination regulation and control standard protocol so as to respectively generate a plurality of illumination regulation and control instructions and a plurality of scene control instructions of the channel group; the instruction switching unit switches the pre-programmed adjusting parameters according to the lighting regulation and control standard protocol to generate a programmed control instruction, and the first wireless local area network transceiver unit transmits the programmed control instruction to the stage lighting group according to the 802.11 protocol to adjust the lighting effect of the stage lighting group.
According to an embodiment of the present invention, as shown in fig. 3, the disturbance reduction dimming unit specifically includes: data receiving unit, microprocessing unit, pulse width modulation unit, insulated gate drive protection unit, insulated gate voltage regulating unit and filter unit, after the data receiving unit received the dimming signal, with signal transmission for microprocessing unit, pulse width modulation unit electric connection is at microprocessing unit's output, microprocessing unit's output electric connection is at insulated gate drive protection unit's input, insulated gate drive protection unit's output electric connection insulated gate voltage regulating unit's input, filter unit's input is connected to insulated gate voltage regulating unit electricity, stage lighting group is connected to filter unit's output electricity.
According to a preferred embodiment of the present invention, as shown in fig. 4, the igbt driving protection unit includes a driving chip, a diode D2, a zener diode D3, a zener diode D4 and a zener diode D5, the overcurrent protection terminal of the EXB841 driving chip is connected in series with the collector of the igbt, a resistor R3 and a diode D2 are connected in series between the driving output terminal of the driving chip and the gate of the igbt, the anode of the diode D2 is connected in series with the resistor R3, one end of the resistor R4 is electrically connected to the cathode of the diode D2, the other end of the resistor R4 is electrically connected to the driving output terminal of the driving chip, a resistor R1 is connected in series between the power terminal of the driving chip and the emitter of the igbt, the gate of the igbt is connected in series with the zener diode D3 and the emitter of the zener diode D4, the cathode of the zener diode D3 is connected to the gate of the igbt, the anode of the zener diode D3 is electrically connected to the anode of, the cathode of the voltage-stabilizing diode D4 is electrically connected to the emitter of the insulated gate, the resistor R6 is connected in parallel with the capacitor C2, and the capacitor R6 is electrically connected between the gate and the emitter of the insulated gate.
According to the preferred embodiment of the present invention, as shown in fig. 5, the igbt voltage adjusting unit includes an igbt V1, an igbt V2, and an igbt V3, wherein a diode D3, a diode D6, and a diode D7 are connected between collectors and emitters of the igbt V1, the igbt V2, and the igbt V3, anodes of the diode D3, the diode D6, and the diode D7 are respectively electrically connected to emitters of the igbt V1, the igbt V2, and the igbt V3, the collector of the igbt V1 is connected in series with a cathode of the diode D2, an anode of the diode D2 is connected in series to the collector of the igbt V2, an emitter of the igbt V2 and an emitter of the igbt V3 are connected in series, the emitter of the insulated gate bipolar transistor V1 is connected in series with the anode of the diode D5, and the cathode of the diode D5 is connected in series with the collector of the insulated gate bipolar transistor V2.
According to an embodiment of the present invention, the switching of the scene generation unit between a scene storage state and a scene cut-in state by the interaction unit specifically includes:
when the scene storage state is established, the scene generation unit judges whether a scene setting parameter exists in a scene point location, when the scene setting parameter exists, the scene generation unit is kept in the scene storage state, and when the scene setting parameter does not exist, the adjusted illumination regulation and control parameter of the channel group is stored to the scene point location;
when the scene is in the scene cut-in state, the scene generation unit judges whether the scene setting parameter exists in the scene point location, when the scene setting parameter exists, the scene generation unit cuts in the scene setting parameter to the scene point location through the storage unit, and when the scene setting parameter does not exist, the scene generation unit is kept in the scene cut-in state until the scene setting parameter exists.
According to the embodiment of the invention, the pre-programmed adjusting unit judges whether the residual running time of the pre-programmed adjusting parameter is greater than a preset time, when the residual running time is greater than the preset time, the scene setting parameter is added to the pre-programmed adjusting parameter, and when the residual running time is less than the preset time, the pre-programmed adjusting unit is kept in the pre-programmed adjusting state.
According to a preferred embodiment of the present invention, as shown in fig. 6, the instruction parsing unit specifically includes: the device comprises an electromagnetic interference filtering unit, a direct current conversion unit, an active effective power correction unit, a power switch switching unit, a transformer primary peak locking unit, a high-frequency transformer unit, an output filtering unit, a steady current output unit, a load voltage/current detection unit, a simulation photoelectric isolation unit, a reference voltage current providing unit, an error generation unit, an LED driving central control unit, a pulse width modulation light regulation unit, an LTE remote communication unit, a driving switch power supply unit of the LED driving central control unit, an auxiliary interface unit, a driving regulation protection unit and a temperature control unit;
the electromagnetic interference filtering unit, the direct current conversion unit, the active effective power correction unit, the power switch switching unit, the transformer primary peak locking unit, the high-frequency transformer unit and the output filtering unit are sequentially connected with the current stabilization output unit; LED load and load voltage/current detection unit are connected respectively to the stationary flow output unit output, the control by temperature change unit is connected to the LED load, control unit in the control by temperature change unit output connection LED drive, control unit in simulation optoelectronic isolation unit, error generation unit, the LED drive is connected in proper order to load voltage/current detection unit output, reference voltage electric current provides unit connection error generation unit, control unit output input end connects LTE remote communication unit, supplementary interface unit and drive regulation protection unit respectively in the LED drive, the drive is adjusted protection unit and is connected pulse width modulation light regulating unit drive switch power supply unit connects control unit in the LED drive.
The transformer primary peak locking unit is connected in parallel with a primary winding of the high-frequency transformer unit, absorbs surge voltage generated when the high-frequency transformer unit is switched on and switched off, and keeps and locks the peak voltage of the transformer when the high-frequency transformer is switched on;
the load voltage/current detection unit detects voltage and current signals at the output end of the LED power supply through the RVD circuit and then inputs the voltage and current signals into an operational amplifier of the load voltage/current detection unit, then the operational amplifier sends detection reference signals to an error generation unit through an analog photoelectric isolation unit, then the generated errors are transmitted to an analog-digital switching port of an LED driving central control unit, and then the LED driving central control unit adjusts the duty cycle of pulse width modulation through a linear proportional-integral adjustment algorithm, so that the voltage and current are controlled to realize steady-current and voltage-stabilized output;
the reference voltage and current providing unit is used for outputting the required reference voltage and current in a current stabilization manner;
the error generating unit compares the voltage and the current detected by the load voltage/current detecting unit with the voltage and the current provided by the reference voltage/current providing unit and calculates the deviation, and then the control unit in the LED drive changes the duty cycle of pulse width modulation to realize the closed-loop control of linear proportional-integral regulation;
the LED driving central control unit compares the detected voltage, current and temperature parameters with set monitoring prompt values, and when the value of any one of the detected parameters exceeds the prompt value, the LED driving central control unit sends a prompt message to a monitoring terminal of a stage monitoring worker through the LTE remote communication unit;
the electromagnetic interference filtering unit is used for filtering high-frequency electromagnetic interference in the output power supply current;
the direct current conversion unit is used for converting input high-voltage alternating current into direct current;
the active effective power correction unit is used for correcting the effectiveness of the input power supply power;
the temperature control unit is used for detecting the temperature parameter of the LED load, comparing the detected temperature parameter with a preset value, if the detected temperature parameter exceeds the preset value, sending temperature control information to the LED driving central control unit, and controlling the temperature through the LED driving central control unit, for example, reducing the output power and the like;
the pulse width modulation light adjusting unit is used for transmitting detected dimming potential information to an analog-digital switching port of the LED driving central control unit through the driving adjusting protection unit, and after the LED driving central control unit receives the potential information, the pulse width modulation light adjusting unit compares the potential information with a preset value and then changes the duty cycle of pulse width modulation pulses so as to realize pulse width modulation light adjustment;
the driving switch power supply unit is used for providing an auxiliary power supply for the LED driving central control unit;
the auxiliary interface unit is used for being externally connected with other control interfaces to realize functions of random manual remote control and the like.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (1)
1. A wireless control system for stage lighting comprises a background control platform, a first wireless local area network receiving and transmitting unit, a second wireless local area network receiving and transmitting unit and an instruction analyzing unit; wherein,
the background control platform is used for generating a stage illumination regulation and control instruction and a scene control instruction;
the first wireless local area network transceiving unit is coupled to the background control platform and transmits the illumination regulation and control instruction and the scene control instruction to a stage illumination group according to an 802.11 protocol;
a second wireless local area network transceiver unit, coupled to the first wireless local area network transceiver unit, for receiving the lighting control parameters of the lighting control command and the context setting parameters of the context control command according to the 802.11 protocol; and
the instruction analysis unit is coupled with the second wireless local area network transceiving unit and used for analyzing the illumination regulation and control instruction and the scene control instruction according to the illumination regulation and control standard protocol so as to drive the stage illumination group;
the stage lighting wireless control system further comprises a pre-programmed adjusting unit, which is coupled to the background control platform and used for connecting a plurality of scene setting parameters in series to generate diversified lighting conversion effects, wherein the pre-programmed adjusting unit judges whether a scene setting parameter is stored in a scene point position or not so as to decide that the pre-programmed adjusting unit generates a pre-programmed adjusting parameter or keeps the pre-programmed adjusting unit in a pre-programmed adjusting state until the scene setting parameter is stored;
the stage lighting wireless control system also comprises an interaction unit which is coupled with the background control platform and used for adjusting the execution time of the scene setting parameters so as to complete the addition of the scene setting parameters to the pre-programmed adjustment parameters and enable a scene generation unit of the background control platform to switch between a scene storage state and a scene cut-in state;
the background control platform specifically comprises: a disturbance reduction and dimming unit, a scene generation unit and an instruction switching unit, wherein,
the interference reduction and dimming unit is provided with a plurality of passage groups, each passage group corresponds to one stage lighting group and is provided with a plurality of passages, the passages correspond to lighting regulation and control parameters, and the interference reduction and dimming unit is used for adjusting the size of the lighting regulation and control parameters of the passages; the interference reduction and dimming unit judges whether the channel group is selected more or not so as to determine to synchronously adjust the illumination regulation and control parameters of the multiple channel group or singly adjust the illumination regulation and control parameters of different channel groups;
the scene generation unit is used for judging whether at least one scene setting parameter exists in a plurality of scene points correspondingly so as to determine to wait for generating the scene setting parameter to the scene points or store the adjusted illumination regulation and control parameter to the scene points, and is connected with the illumination regulation and control parameter in series so as to generate each scene setting parameter;
the instruction switching unit switches the illumination regulation and control parameters and the scene setting parameters according to an illumination regulation and control standard protocol so as to respectively generate a plurality of illumination regulation and control instructions and a plurality of scene control instructions of the channel group; the instruction switching unit switches the pre-programmed adjusting parameters according to the lighting regulation and control standard protocol to generate a programmed control instruction, and the first wireless local area network transceiver unit transmits the programmed control instruction to the stage lighting group according to the 802.11 protocol to adjust the lighting effect of the stage lighting group;
the pre-programmed adjusting unit judges whether the residual running time of the pre-programmed adjusting parameters is greater than a preset time, when the residual running time is greater than the preset time, the scene setting parameters are added to the pre-programmed adjusting parameters, and when the residual running time is less than the preset time, the pre-programmed adjusting unit is kept in the pre-programmed adjusting state.
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CN101662868A (en) * | 2009-09-24 | 2010-03-03 | 北京诺和远东科技有限公司 | Wireless intelligent light control system |
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