CN101902869B - Metal halide power control system and control method thereof - Google Patents
Metal halide power control system and control method thereof Download PDFInfo
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- CN101902869B CN101902869B CN 201010255578 CN201010255578A CN101902869B CN 101902869 B CN101902869 B CN 101902869B CN 201010255578 CN201010255578 CN 201010255578 CN 201010255578 A CN201010255578 A CN 201010255578A CN 101902869 B CN101902869 B CN 101902869B
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- metal halogen
- halogen lamp
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Abstract
The invention provides a metal halide power control system and a control method thereof, comprising a plurality of controlled switches, a trigger module, a random signal generator, an identifying module, a drive signal providing module, and the like. A plurality of random signals are generated instantly when the random signal generator receives a trigger signal provided by the trigger module; the identifying module identifies the random signals and divides the signals into two groups for controlling metal halide to turn on or turn off; correspondingly, the drive signal providing module provides the corresponding turn-on and turn-off signal for each controlled switch according to the identifying result of the identifying module so as to turn off or turn on each corresponding metal halide under control and guarantee that only part of the metal halide lights at the same time in order to saving energy without influencing the color temperature and developing index of the metal halide; the control method is simple and has high reliability.
Description
Technical field
The present invention relates to a kind of metal halide power control system and control method, be specifically related to a kind of control system and method for being controlled Metal halogen lamp power by random signal.
Background technology
The HID illuminator is made of HID electric light source, driving power (ballast) and light fixture three parts, and wherein core is light source.According to the shiner qualitative difference, the HID electric light source divides three major types, i.e. high-pressure mercury lamp (HPL), high-pressure sodium lamp (HPS) and Metal halogen lamp (MH).
The HPL lamp was mainly used in outdoor lighting in the past, but because its light efficiency is lower, HPL is replaced by the HPS lamp now gradually.The initial light efficiency of HPS can reach more than the 100lm/W, and can realize 20% light modulation, is very suitable for lighting energy saving, and this all is the major advantage of HPS.But the color rendering index of HPS is less, has only about 20, and ugly gold-tinted is the main defective of HPS lamp.
These two indexs of light efficiency and color rendering index, in high-pressure sodium lamp, be difficult for getting both, but in Metal halogen lamp, obtained good balance, for example: the initial light efficiency of Metal halogen lamp is on 80lm/W, color rendering index is more than 70, colour temperature good stability after the long-term work will become the new force of outdoor lighting.But, when Metal halogen lamp is worked, can not degree of depth light modulation, because when Metal halogen lamp light modulation to 70% is following, tangible drift, color rendering index can take place and also can reduce in the colour temperature of Metal halogen lamp.Compare with high-pressure sodium lamp, the light efficiency of Metal halogen lamp is low slightly, and dimming scope is also less, so merely on this aspect of lighting energy saving, the advantage of Metal halogen lamp is not as high-pressure sodium lamp.
Reduce energy consumption, conservation of nature environment, it is the common recognition that extensively advocate in the whole world that energy-saving and emission-reduction, low carbon ring are protected.At present, global electric consumption on lighting amount accounts for 20% of gross generation, so be an importance of target for energy-saving and emission-reduction at the energy-saving and cost-reducing of lighting field.Use high light efficiency electric light source, and to the light modulation (namely falling power) of electric light source work, be two energy-saving and cost-reducing main means of lighting field.
So high and colour temperature is stablized etc. under the prerequisite of strong point at the color rendering index that keeps Metal halogen lamp, how further to improve the power savings advantages of Metal halogen lamp illuminator, become the problem that those skilled in the art need solve.
Summary of the invention
The objective of the invention is to for the Metal halogen lamp illuminator proposes a kind ofly to be easy to realize, reliability height, metal halide power control system and method that cost is low, bring negative effect can not for simultaneously indexs such as the color rendering index of Metal halogen lamp and colour temperature.
In order to achieve the above object, the present invention is by the following technical solutions:
Metal halide power control system provided by the invention comprises: a plurality of controlled switchs, trigger module, random signal generator, identification module, and drive signal module etc. is provided.
Each switch in described a plurality of controlled switch is used for a Metal halogen lamp of control one Metal halogen lamp tool to be controlled;
Described trigger module is used for providing triggering signal;
The described random signal generator that is connected with described trigger module is used for to generate at once a plurality of random signals when triggering signal temporarily;
Described identification module is used for the described a plurality of random signals of identification, and Metal halogen lamp extinguishes and two groups of maintaininging lights for controlling in order to will described a plurality of random signals divide into;
Described driving signal provides module to be used for according to the recognition result of described identification module the signal that each controlled switch of corresponding control opens and closes being provided to each controlled switch, so that corresponding each Metal halogen lamp to be controlled extinguishes or maintainings lights.
Preferably, it is inner or outside that described a plurality of controlled switch can be located at the electric ballast of Metal halogen lamp tool to be controlled.
Preferably, described trigger module can adopt timer to realize, also can adopt other to have the device of clocking capability.
Preferably, the number of the random signal of described random signal generator generation is half of controlled switch number.
Preferably, described driving signal provides module to offer the switching signal difference of two controlled switchs of adjacent two Metal halogen lamps of control at synchronization.
The invention provides a kind of control method of Metal halogen lamp power, comprising:
Step 1, behind the power connection of each Metal halogen lamp to be controlled, each Metal halogen lamp to be controlled is lighted, the while trigger module bright time of recording lamp, and after the time reached Preset Time, trigger module sent triggering signal;
Step 2, the random signal generator that triggered by described triggering signal generates a plurality of random signals at once;
Step 3, identification module are identified described a plurality of random signal, and it are divided into for the control Metal halogen lamp extinguish and two groups of maintaininging lights;
Step 4, driving signal provides module according to the recognition result of described identification module the signal that each controlled switch of corresponding control opens and closes to be provided to each controlled switch so that corresponding each Metal halogen lamp to be controlled extinguishes or maintainings lights.
Wherein, to send the number of random signal be half of Metal halogen lamp number to be controlled to described random signal generator.
Wherein, at synchronization, in adjacent two Metal halogen lamps to be controlled only one extinguished.
In sum, the present invention controls extinguishing of Metal halogen lamp by random signal and maintainings lights, and makes that only the reserve part lamp is luminous at synchronization, thus, can realize energy-conservationly, and this control method is simple, and is with low cost; Simultaneously, because each lamp only has and lights and extinguish two kinds of operating states, therefore can not influence colour temperature and the color rendering index of each lamp; Moreover, because control signal is at random, therefore can guarantee the probability equalization that every lamp is lighted, guarantee that each lamp has identical useful life.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of metal halide power control system of the present invention.
Fig. 2 is the structural representation of one drag two metal halogen lamp electric ballast.
Fig. 3 is the flow chart of Metal halogen lamp Poewr control method of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtain under the creative work prerequisite.
For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing the present invention is described in detail.
See also Fig. 1, it is the structural representation of metal halide power control system.Metal halide power control system of the present invention comprises: a plurality of controlled switchs, trigger module, random signal generator, identification module, and drive signal module etc. is provided.
Each switch in described a plurality of controlled switch is used for a Metal halogen lamp of control one Metal halogen lamp tool to be controlled, and each controlled switch can be located on the lamp drive circuit of electric ballast inside of Metal halogen lamp tool to be controlled, also can be located at electric ballast outward.In the present embodiment, be provided with N controlled switch, namely controlled switch 1,2 ... N, wherein, controlled switch 1 connects Metal halogen lamp 1, controlled switch 2 connects Metal halogen lamp 2 ... controlled switch N connects Metal halogen lamp N, be simplicity of illustration, among Fig. 1 and the electric ballast of not shown each Metal halogen lamp of driving.Need to prove, in actual applications, the structure of some Metal halogen lamp tool as shown in Figure 2, namely electric ballast has that lamp drives passage 1 and lamp drives passage 2, wherein, lamp drives passage 1 and drives Metal halogen lamp 1, and lamp drives passage 2 and drives Metal halogen lamp 2, so, controlled switch can be arranged on each lamp and drive on the passage, certainly, also can be arranged on the ballast outside, but must guarantee that each Metal halogen lamp all is subjected to the control of a controlled switch.
Described trigger module is used for sending triggering signal, and it can adopt timer to realize, also can adopt other to have the device of clocking capability.For example, when the timer timing reaches 6 hours, then timer sends the signal that timing has been arrived, namely can be used as triggering signal.
Described random signal generator is connected with described trigger module, is used for to generate at once a plurality of random signals when triggering signal temporarily, and its internal structure is known to those skilled in the art knowing, so be not described in detail in this.For example, each random signal Normal Distribution of described random signal generator generation.In the present embodiment, the number of the random signal that generates is half of controlled switch number, be N/2, just generated random signal 1,2 ... N/2, certainly, can adjust the number of the random signal that generates according to actual conditions, for example and the same number of random signal of controlled switch etc.
Described identification module is used for the described a plurality of random signals of identification, and Metal halogen lamp extinguishes and two groups of maintaininging lights for controlling in order to will described a plurality of random signals divide into, usually the distribution of the random signal that can produce according to described random signal generator, its distribution is divided into two groups, namely is in interval A
+In the scope and be in interval A
-In the scope.For example, in the present embodiment, described identification module identifies the random signal 1,3,5 that sequence number is odd number ... be in interval A
+In the scope, sequence number is the random signal 2,4,6 of even number ... be in interval A
-In the scope.
Described driving signal provides module to be used for according to the recognition result of described identification module the signal that each controlled switch of corresponding control opens and closes being provided to each controlled switch so that corresponding each Metal halogen lamp to be controlled extinguishes or maintainings lights.In the present embodiment, described driving signal provides module that the shutdown signal difference of two controlled switchs of adjacent two Metal halogen lamps of control is provided at synchronization.Because random signal 1 is in interval A
+In the scope, so described driving signal provides module to provide a closure signal to make controlled switch 1 keep closure to controlled switch 1, it is luminous thereby Metal halogen lamp 1 works on, and described driving signal provides module to provide a cut-off signal to make controlled switch 2 disconnect to controlled switch 2, and Metal halogen lamp 2 is extinguished; Because random signal 2 is in interval A
-In the scope, so described driving signal provides module to provide a cut-off signal to make controlled switch 3 disconnect to controlled switch 3, thereby Metal halogen lamp 3 extinguishes, and described driving signal provides module to provide a closure signal to make controlled switch 4 keep closure to controlled switch 4, and Metal halogen lamp 4 will be kept work ...Thus, according to the result that identification module identifies, described driving signal provides the module can be to controlled switch 1,3,5 ... corresponding switching signal is provided, makes that each Metal halogen lamp extinguishes or continues luminous accordingly.And according to each controlled switch 1,3,5 ... the switching signal that provides, described driving signal provides the module can be to controlled switch 2,4,6 ... corresponding inverted signal is provided, namely because the signal that offers controlled switch 1 is closure signal, then the described driving signal signal that provides module to offer controlled switch 2 is cut-off signal; Because the signal that offers controlled switch 3 is cut-off signal, then the described driving signal signal that provides module to offer controlled switch 4 is closure signal; So analogize, then described driving signal provides module to provide definite switching signal to each controlled switch.But, need to prove, in actual application, can set different driving signal supplying formulas according to actual conditions, for example, the switching signal that offers adjacent two controlled switchs is identical, and namely controlled switch 1, controlled switch 3 identical with 2 switching signal, controlled switch 5 identical with 4 switching signal is identical with 6 switching signal ...Have, if in order to realize more energy-conservation effect, also caning be controlled in synchronization, only to keep 1/3 Metal halogen lamp luminous again, and all the other Metal halogen lamps extinguish, under this kind situation, the switching signal that each controlled switch obtains can come corresponding providing referring to above stated specification, describes in detail no longer one by one at this.
See also Fig. 3 again, it is the flow chart that Metal halogen lamp shown in the present becomes Poewr control method, comprises step:
Step 1, behind the power connection of each Metal halogen lamp to be controlled, each Metal halogen lamp to be controlled is lighted, it is Metal halogen lamp 1,2 ... N is lighted, the while trigger module bright time of recording lamp, and when the time reached Preset Time (for example 6 hours), trigger module sent triggering signal;
Step 2, the random signal generator that triggered by described triggering signal generates a plurality of random signals at once, namely generated random signal 1,2 ... N/2;
Step 3, identification module are identified described a plurality of random signal, and it are divided into for the control Metal halogen lamp extinguish and two groups of maintaininging lights;
Step 4, driving signal provides module according to the recognition result of described identification module the signal that each controlled switch of corresponding control opens and closes to be provided to each controlled switch, so that corresponding each Metal halogen lamp to be controlled extinguishes or maintainings lights, the signal that specifically offers each controlled switch is closure signal or cut-off signal, can no longer repeat at this referring to the description of front.
In sum, metal halide power control system of the present invention and control method come the operating state (namely light or extinguish) to each Metal halogen lamp to control in the mode of random signal, and, after Preset Time, only make a part of Metal halogen lamp be in illuminating state, for example, in the present embodiment, only the Metal halogen lamp of half is in illuminating state, so makes the present invention have following advantage:
1, can realize 50% or on energy-saving effect, but do not influence colour temperature and the color rendering index of Metal halogen lamp.
2, owing to take mode at random to turn off the light, so the operating time equalization of every lamp and corresponding electric ballast thereof can guarantee identical useful life.
3, the technical program specific implementation is simple, and is with low cost, simultaneously its reliability height.
Above embodiment is the unrestricted technical scheme of the present invention in order to explanation only.Any modification or partial replacement that does not break away from spirit and scope of the invention all should be encompassed in the middle of the claim scope of the present invention.
Claims (5)
1. metal halide power control system is characterized in that comprising:
A plurality of controlled switchs, each controlled switch are used for a Metal halogen lamp of control one Metal halogen lamp tool to be controlled;
Trigger module is used for providing triggering signal; Described trigger module is timer;
The random signal generator that is connected with described trigger module is used for to generate at once a plurality of random signals when triggering signal temporarily;
Identification module, Metal halogen lamp extinguishes and two groups of maintaininging lights for controlling in order to will described a plurality of random signals divide into to be used for the described a plurality of random signals of identification;
Drive signal module is provided, be used for according to the recognition result of described identification module the signal that each controlled switch of corresponding control opens and closes being provided to each controlled switch so that corresponding each Metal halogen lamp to be controlled extinguishes or maintainings lights;
Described driving signal provides module to offer the switching signal difference of two controlled switchs of adjacent two Metal halogen lamps of control at synchronization.
2. metal halide power control system according to claim 1, it is characterized in that: each controlled switch connects the electric ballast inside that is located at the Metal halogen lamp tool or the electric ballast outside that is external in the Metal halogen lamp tool.
3. metal halide power control system according to claim 1 is characterized in that: the number of random signal is half of Metal halogen lamp number to be controlled.
4. Metal halogen lamp Poewr control method is characterized in that comprising:
Step 1, behind the power connection of each Metal halogen lamp to be controlled, each Metal halogen lamp to be controlled is lighted, the while trigger module bright time of recording lamp, and after the time reached Preset Time, trigger module sent triggering signal;
Step 2, the random signal generator that triggered by described triggering signal generates a plurality of random signals at once;
Step 3, identification module are identified described a plurality of random signal, and it are divided into for the control Metal halogen lamp extinguish and two groups of maintaininging lights;
Step 4, driving signal provides module according to the recognition result of described identification module the signal that each controlled switch of corresponding control opens and closes to be provided to each controlled switch so that corresponding each Metal halogen lamp to be controlled extinguishes or maintainings lights;
In adjacent two Metal halogen lamps to be controlled only one extinguished.
5. Metal halogen lamp Poewr control method according to claim 4 is characterized in that: the number of random signal is half of Metal halogen lamp number to be controlled.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010255578 CN101902869B (en) | 2010-08-17 | 2010-08-17 | Metal halide power control system and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010255578 CN101902869B (en) | 2010-08-17 | 2010-08-17 | Metal halide power control system and control method thereof |
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| CN101902869A CN101902869A (en) | 2010-12-01 |
| CN101902869B true CN101902869B (en) | 2013-07-03 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2185494Y (en) * | 1993-06-09 | 1994-12-14 | 张曼卿 | Controller for decorative lamps |
| US5945789A (en) * | 1998-06-01 | 1999-08-31 | Chou; Tsung-Ming | Two-wire display lighting control structure |
| US6225760B1 (en) * | 1998-07-28 | 2001-05-01 | Lutron Electronics Company, Inc. | Fluorescent lamp dimmer system |
| US20050200288A1 (en) * | 2004-03-15 | 2005-09-15 | Chao-Tung Kuo | Emergency lighting function illumination appliance |
| CN2760900Y (en) * | 2004-12-10 | 2006-02-22 | 上海英辰照明电气有限公司 | Multi-power intelligent controller for high-pressure gas discharge lamp |
| CN200973967Y (en) * | 2006-11-23 | 2007-11-14 | 严嘉 | Game device with the lamplight flickering random |
| US20080094423A1 (en) * | 2004-08-20 | 2008-04-24 | E-Light Limited | Lighting System Power Adaptor |
-
2010
- 2010-08-17 CN CN 201010255578 patent/CN101902869B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2185494Y (en) * | 1993-06-09 | 1994-12-14 | 张曼卿 | Controller for decorative lamps |
| US5945789A (en) * | 1998-06-01 | 1999-08-31 | Chou; Tsung-Ming | Two-wire display lighting control structure |
| US6225760B1 (en) * | 1998-07-28 | 2001-05-01 | Lutron Electronics Company, Inc. | Fluorescent lamp dimmer system |
| US20050200288A1 (en) * | 2004-03-15 | 2005-09-15 | Chao-Tung Kuo | Emergency lighting function illumination appliance |
| US20080094423A1 (en) * | 2004-08-20 | 2008-04-24 | E-Light Limited | Lighting System Power Adaptor |
| CN2760900Y (en) * | 2004-12-10 | 2006-02-22 | 上海英辰照明电气有限公司 | Multi-power intelligent controller for high-pressure gas discharge lamp |
| CN200973967Y (en) * | 2006-11-23 | 2007-11-14 | 严嘉 | Game device with the lamplight flickering random |
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| CN101902869A (en) | 2010-12-01 |
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Granted publication date: 20130703 Termination date: 20190817 |