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WAVE LIGHTING DEVELOP LTD( Guangzhou WAVE Lighting Co.;Ltd. )
Contact Person:Annie chen
Tel:0086-20-36515362  mobile phone :0086-15913141357
Email:anniechen@wavestage.net
ADD :NO 110, LanHe  North Road,LanHe Town, Panyu Nansha Distirct , Guangzhou City , Guangdong Province , China.


 

 

News Info
Stage lighting control techniques and taboos

Release Date:[2010/6/13 10:35:26]    Total read [3586] Times

In the control of lighting, you can not have any arbitrary, because the lighting control operation has its own norms and skills, otherwise it may cause light bulbs, lamps, light console damage or even fires, resulting in serious losses.

    The following is the actual work that often appear in the misuse, to point out that, learn a lesson.

    1. In the light bulb under cold, suddenly feeling pushed light (full) light, the result may cause light bulb, "pa" Decrepitation; or cause fusing tungsten light bulb.

    (1) As the light bulb in the production process, the glass bulb shell thickness inevitably uneven, thus leading to the phenomenon of uneven heating. When the light bulb suddenly when pushed, will cause the glass bulb shell moment to heat up, just like life to an empty glass and filled with boiling water the same effect.

    (2) After you are finished using lights, light bulbs in the process of cooling by the heat will absorb water molecules in the air, these water molecules will remain in the bulb's glass shell gathering. When you suddenly push light bulb, the glass shell of water molecules, as if filling in the hot pan in the same effect, light bulbs Decrepitation is reasonable to do.

    (3) bright light suddenly pushed, will cause an instant impact on the current (higher), so easy to dissolve tungsten light bulb off.

    Operating skills: When the lamp in the cold state (before the pre-opening), the fader will control station only a little push from the (often said that the pressure of light condition), so that micro-light bulb, let in a warm state, so that the heat evenly, while evaporate condensation on the bulb glass shell of water molecules, preheat a few minutes later, again and again a little brighter, then warm a few minutes, before shifting the light will light.

    2. Never push the lighting console fader over the state, and then turn on the power silicon box. The result and the result is the same, and both will damage the bulbs. Lighting console should be all the fader is turned off, the line to open the power of silicon box.

    3. Never in the switching equipment, will light the power control units and the silicon case the order reversed. Power is turned on before you turn on the light power control units, and then open the box of the power of silicon; turn-off, turn off the power silicon case, turn off lights after the power control units. If you reverse the order of operations, that will cause all the lights are flashing line look, this will affect lamp life.

    4. Never push the light bulb, the big action rock lamps. Therefore, tungsten light bulb will break or fall off.

    In the light bulb, the temperature gradually increased, tungsten accordingly become soft, while affected by gravity, a corresponding sag tungsten wire (if not used within the screw-shaped bulb tungsten filament, such a phenomenon is particularly obvious) at this time when the big action rock lamps, should wait until completely cool lights, removable side.

    5. Never replace the bulb, the direct hand contact with light bulbs, light bulbs that will affect the finish, and the other hidden hazards that cause light bulb Decrepitation.

    (1) finger or finger grease on the bulb's glass surface with friction will leave "scars" which will affect the smoothness and transparency of the bulb affects bulb, therefore the normal illumination.

    (2) If there is sweat on the fingers, fingers and bulbs "close" contact, the sweat of the salt molecules will absorb water molecules in the air, once the light bulb on the water, when the light bulb when rapid heating, it is easy to Decrepitation the.

    Operation Tip: When replacing the bulb, be sure to wear gloves, go touch bulb. Without gloves, the sponge can be packed light bulbs, plastic wrapping paper or soft tissue, and then install, after installation must remember to take down these inclusions, in order to avoid pushing a fire when the light bulb.

    6. Never will come back to light speed of light exposure is too focused tone. Focus will be too short to be installed on the light color of pale color on paper, loss of color, even worse, the color of paper out of a hole in the burning grill. If the direct light over the distance and near flammable materials, there may be no point of course.

    Operating skills: adjusting the light beam irradiation, the tone was a little bit astigmatism as well, if it is not enough illumination, lighting can be added.

    7. Never installed for color without also forgot to install protective nets, protective nets to prevent splashing when the lamp exploded and burned items wounding

    Like the back light block pendant no two slots, by which a file is loaded with protective mesh cover, while a block is installed outside Used for color, and some have been fixed within the PAR lamp protective net cover, that does not very good it?

    8. Remember to heat lamps and flammable light curtain from too "intimate." Many years ago, the Northeast in a performance of a school course, because the fire caused by lighting the fire curtain, causing hundreds of deaths and injuries in the tragedy. Therefore, the lighting and curtains to keep a certain distance between the light induced significant. 300W lamp direct direction and distance of the curtain not less than 3cm, side lamps, rear and curtain (stationary) distance of not less than 2m, curtain swinging if the magnitude is likely close to the lights, preferably light and the curtain in the middle to set up a separate network of metal to prevent the curtain and take in the lights on and cause a fire. 500W or more lighting, direct distance of 5m away from curtains, side, rear and curtain 3m away in the distance.

    9. Never will the factory installed lighting power than the power required. Silicon light boxes on each loop by carrying power in the instruction manual with detailed instructions. Generally speaking, each loop carrying power of a 1KW, 2KW, 3KW, 6KW. Take 6KW, for example, silicon box of silicon, also known as solid state relays are 60A, calculation, can carry the power is 13.2KW, anyway there is so much power space in the back way more than you can install lighting 6KW the. In my opinion, only consider the light bulb moment generated in the fusing current, so the question to consider is one-sided. Manufacturers will not be for nothing left to say such a high-power thyristor, which is a grain of truth inside. One example of what said.

    A four-star hotel's engineering staff, was found in the maintenance room lamps, bedside lamps in a 60W incandescent bulb burns out, also found under the jurisdiction of the light pipe has a 6A fuse insurance, and we all know , a 60W incandescent bulbs, the operating current of 0. 27A, that is 60W tungsten light bulb moment in the fuse, generated more than 6A current, excluding the positive and negative error 1A fuse, then, that light bulb fuse instantaneous current is 5 times its current work as much. Silicon box manufacturers in the design of each circuit of the SCR of the current actual hold current is 2.2 times that too stingy So this use of Deng control station for some time, you will find light bulb for Sunhuai Suizhuo more silicon box of SCR was also breakdown Always shut down the light or tunable optical phenomena accordingly appear.

    10. Never connect load, resulting in unbalanced. We all know that light input power silicon case, most three-phase four-wire system. In the light box on the load connected to the silicon, if not through the allocation of blindly connect the light load, then it may result in unbalanced three-phase phenomenon. So, when pushed bright lights, you will feel the difference in light between the light and shade.

    For example, a 18 circuit lighting console, which carry power for each circuit is 6KW, input power 380V, it's 1-6 a loop at the C-phase. Did not take the load before the measurement with a multimeter A, B, C, three relatively zero line voltage is 220V. Suppose silicon box loop of 1-6 months had 36KW lighting load connected 7-12 loop of lights take a 18KW load 13-18 loop of lights take a 6KW load. This case, push all the bright lights, and then measuring multimeter, A relatively small change measurement is 200V, C is the relative change measurements 220V, this is the phase imbalance, this phenomenon tells us that the more load , voltage drop, the more obvious one phase voltage and low voltage higher than that of a light phase of the light intensity is significantly lower.

    Operating skills: In addition to install the lights 3 is equal to the total power allocated to each phase power. Take the example of the power of a few example: 600KW addition to 3 is equal to 20KW, that 1-6,7-12,13-18 loops per phase the load 20KW, this three-phase voltage on the balance.

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