A practical overview of high efficient electronic ballast design for hid lamps. Electronic fluorescent ballasts universal lighting technologies. The electronic ballast design system ebds is a microcontrolled and fpga based system and was developed to generate command signals to the half bridge. Introduction fluorescent lamps have applications in most areas of lighting, where they give longer lifetime and lower power consumption for equivalent light output compared to filament bulbs, with the disadvantage of higher initial cost.
An electronic ballast is used to control the lamp current and lamp output power. Even though the light out of a fluorescent tube has a discontinuous spectrum, the higher efficiency brought by the electronic. Electronic ballasts are designed to fulfill a variety of different input and output specifications depending on their end application and performance requirements. The procedure predicts preheat, ignition and running conditions based on fluorescent lamp manufacturers specifications. A new ballast design software program is also demonstrated. This paper presents an overview for designing a dimming electronic ballast for a t5 35w lamp. The two types of fluorescent ballast are magnetic and electronic. An electronic designhosted ondemand webinar sponsored by. Design and implementation of frequencymodulated electronic ballast for metalhalide lamps article pdf available in iee proceedings electric power applications 1535. The performance of the cfl depends on the design of the electronic ballast circuit that is located at the base of each cfl. The abcs of electronic fluorescent ballasts 5 instant start electronic ballasts start lamps without delay electronic ballast design introduction to electronic ballast design fluorescent lamp was introduced commercially in the 1940s and was a success in small scale lighting replacing the use of tungsten incandescent bulb. Michael bairanzade abstract with a continuous growth rate of 20% per year, electronic lamp ballasts are widely spread over the world. Thus, the main challenge in the design of practical.
How to design a dimming fluorescent electronic ballast. This approach has been used to design commercial highfrequency electronic ballasts. Discover the difference between magnetic and electronic ballast as well as the use of the ballast factor. It continued to be used in the 21st century and has since evolved into many variation of outlook, applications and control. In this paper will be reported the implementation of a flexible system to study electronic ballasts. Diodes d 8, d 9, d 5, d 6 clamp the output voltage values within the supply rails. Energy efficiency also reduces electronic waste in 2009 the eu decided to abandon incandescent lighting step by step, starting with the poorest efficiency bulbs in 2010. Instant startup, small size, high pf, and high efficiency can be achieved using an electronic ballast. Electromagnetic interference caused by fluorescent. Ballasts are designed to operate with a specific type of lamp of a specific type at a specific voltage. Pdf critical issues of design and implementation for hid.
Lamps 120v input smartwire minimum and maximum total lamp length based on t12ho lamps. Avtechtyees electronic ballasts are used by major oems worldwide in aircraft interiors, lavatories and galleys certified by boeing on 737, 747, 757, 767, 777 aircraft unique patented design is able to drive multiple lamps and load configurations avtechtyees patented electronic ballast. Michael weirich, applications manager, fairchild semiconductor gmbh, germany date 05012010 pdf. An electrical ballast is a device placed in series with a load to limit the amount of current in an electrical circuit a familiar and widely used example is the inductive ballast used in fluorescent lamps to limit the current through the tube, which would otherwise rise to a destructive level due to the negative differential resistance of the tubes voltagecurrent characteristic. An electronic ballast on the other hand is quite a bit more complicated figure 2. Simple control circuits for electronic ballast design. Ultrastart ballasts are a family of highefficiency ge program start electronic linear fluorescent ballasts designed to optimize ges t8 and t5 ultra lamps in frequently switched applications. Universals esr series contractor friendly, light weight design features universal input voltage and active. Instant start ballasts provide approximately 10,000 starts before 50%.
It refers to that part of the circuit which limits the flow of current through the lighting device and may vary from being a single resistor to a bigger, complex device. Each requires a special ballast design to operate the lamps in the circuit properly. An electronic ballast will convert power frequency to a very high frequency to initialize the gas discharge process in fluorescent lamps. Pdf files of specifier reports and several searchable databases containing. Fluorescent electronic for more information call 1800 ballast 2255278 page product overview family of universal hp ballasts. Electronic ballasts lighting research center rensselaer. The following text is designed to provide an efficient introduction to electronic circuit design. This paper is concerned with the design and implementation of high performance uninterruptible power supplies ups for fluorescent lamps with electronic ballast. This compact, lightweight, highfrequency electronic ballast is designed to operate off the 230v ac mains supply at 5060 hz and is suitable for 36 40 w fluorescent tubes.
We have the fluorescent ballasts, hid ballasts, and led drivers you need to make your lighting installation a success. A lampballast system consisting of a magnetic ballast and two 32w t8 lamps requires approximately 70 w. Design and implementation of uninterruptible power. The electronic ballast design system ebds is a microcontrolled and fpgabased system and was. These data are available in a database through nlpip online, a service of the lighting research. There are two lamp families that work with a ballast. The irpllnr1 is a high efficiency, high power factor, nondimmable electronic ballast designed for linear fluorescent lamp types.
Electronic ballast is a device which controls the starting voltage and the operating currents of lighting devices built on the principle of electrical gas discharge. Design and simulation of electronic ballast performance for high pressure sodium street lighting. Avtechtyees electronic ballasts are used by major oems worldwide in aircraft interiors, lavatories and galleys certified by boeing on 737, 747, 757, 767, 777 aircraft unique patented design is able to drive multiple lamps and load configurations avtechtyees patented electronic ballast reduces the weight of its mag. Electronic sign ballasts rapid start series wired the esr series sign ballast is a rapid start electronic sign ballast designed to be a direct replacement for upgrading magnetic sign ballasts. Company confidential 1 ee 5741 design of electronic ballasts eric persson exec.
Electronic ballast design introduction to electronic ballast design fluorescent lamp was introduced commercially in the 1940s and was a success in small scale lighting replacing the use of tungsten incandescent bulb. Sep 02, 20 watch the video and learn more about ballasts. Mar 15, 2020 an electronic ballast or electrical ballast is a device which controls the starting voltage and the operating currents of lighting devices. There are two types of ballasts commonly available for residential lighting. The typical electronic ballast is a current fed oscillator in the half bridge configuration. Pdf design and implementation of frequencymodulated.
Ee 5741 design of electronic ballasts eric persson exec. Pdf on jun 1, 2015, sheeraz ahmed and others published electronic ballast circuit configurations for fluorescent lamps find, read and cite. Two circuit implementations are proposed, analyzed and verified by. Electronic ballast fundamentals the language of ballasts. Electronic fluorescent lamp ballast stmicroelectronics. Block diagram of the project electronic ballast circuit must perform the basic functions like providing high strike voltage across the lamps electrodes. The majority of ballasts sold today are energyefficient magnetic types. Power gear fluorescent starter, fs2, standard 2pin, 2pack, 54388. Electromagnetic interference caused by fluorescent lighting. Instant start electronic ballasts start lamps without delay. The ballast in this reference design consists of four sections, as shown in. Using a reduced wattage lamp to replace a full wattage lamp can shift the operating frequency of the ballast and change the emi characteristics.
Presenting specific features of hid lamps and related ballast requirements, and energy saving comparison method of different ballast. Critical issues of design and implementation for hid electronic ballast. Fluorescentelectronic for more information call 1800ballast 2255278 page product overview family of universal hp ballasts. Our wide selection of magnetic and electronic fluorescent ballasts includes trusted brands like advance, sylvania, sola, and fulham. Introduction designing a highfrequency electronic ballast output. Transistors t 1, t 2 and capacitors c 5, c 6 form the half bridge in the circuit electronic ballast for tube light. Director, ww field applications engineering april 17, 2009. Some basic facts and some advanced information on ballasts. China electronic ballast, electronic ballast manufacturers.
Design and implementation of frequencymodulated electronic. An1543d electronic lamp ballast design prepared by. Philips advance optanium 2530watt 2 or 3lamp t8 4 ft. Electronic ballast also consists of ballast control ic ir2156 which is high voltage halfbridge gate driver with programmable oscillator and state diagram. Us6150773a model and method for highfrequency electronic. Even though the light out of a fluorescent tube has a discontinuous spectrum, the. Aug 29, 2019 40 watt electronic ballast circuit last updated on august 29, 2019 by swagatam 102 comments the proposed 40 watt electronic ballast is designed to illuminate any 40 watt fluorescent tube, with high efficiency, and optimal brightness. Design and implementation of uninterruptible power supplies. So, its essential to check the specification sheet of both ballast and bulb to ensure compatibility. Parallel lighting systems are typically wired in a series or parallel. Diodes d 1 to d 4 and capacitors c 1 to c 3 provide the required dc voltage for the circuit. It refers to that part of the circuit which limits the flow of current through the lighting device and may vary.
Fluorescent lamps require ballasts to provide the starting voltage and limit the electrical current during lamp operation. A traditional inductive ballast shown in figure 2 has many problems such as large bulk capacitors, low power factor pf and difficulty reigniting. The currentpredicted control technique is used to control. It does this through the principle of electrical gas discharge. Some basic facts and some advanced information on ballasts for fluorescent lamps contents. The ups design is based on the capacity and voltage ratings of the lighting equipment. A model and computer program for designing the output stage of a high frequency electronic ballast for a fluorescent lamp. Pdf electronic ballast circuit configurations for fluorescent lamps. For the fluorescent family, both t12 linear fluorescents and twopin cfls use magnetic ballasts. Electronic ballast design electronics project design. Ktsbe0824231s smartwiretm electronic sign ballast wiring diagrams two lamp application, cap off unused leads individually black white line red red. And there are two types of ballasts in each family. The electronic ballast design system ebds is a microcontrolled and fpgabased system and was developed to generate command signals to the half bridge. Electronic ballasts replaces the previous nlpip publications by summarizing recent research on nondimming electronic ballasts for.
Instant start electronic fluorescent replacement ballast. Basic requirements for a sophisticated electronic ballast for hid lighting applications as prelimiary design considerations. Figure 3 gives the typical electrical schematic diagram for the standard, line operated, fluorescent tube control. A new procedure for highfrequency electronic ballast design. China electronic ballast manufacturers select 2020 high quality electronic ballast products in best price from certified chinese electronic trading manufacturers, china ballast suppliers, wholesalers and factory on. Instant start ballasts provide approximately 10,000 starts before 50% of lamp failure. Input current feeds through a full wave bridge rectifier, which inverts the negative half of the ac sine wave and makes it positive the waveform looks like figure 1b at. Magnetic ballasts usually have greater power losses than electronic ballasts. Magnetic ballasts are the older ballast technology. Instant startup, small size, high pf, and high efficiency can be achieved using an.
Fixture design, grounding scheme, ballast type, and even the lamp type can change the emi effects of electronic ballasts. Automotive headlamp hid ballast reference design using the. The user specifies a plurality of parameters relating to the operation of the fluorescent lamp, including lamp running power, running voltage, maximum preheating voltage for the lamp, minimum running frequency for the lamp, and an input voltage for the ballast. Flexible fixture design options for t5 and t5ho lamps. For a cfl electronic ballast to be practical, its size and cost is of utmost importance.
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