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DURAG Product Overview Combustion Technology

DURAG Product Overview Combustion Technology
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DURAG Product Overview Combustion Technology

Product catalog summary
Product Overview
The DURAG GROUP offers products for industrial combustion processes globally, suitable for power stations, chemical plants, refineries, cement plants, waste incinerators, and gas turbines, including solutions for extreme environments.
Flame Monitoring
Flame monitoring ensures safety in industrial combustion by allowing fuel entry only when safe. It involves a flame sensor and control unit or a compact flame monitor. Proper selection, placement, and alignment are crucial.
Detection Technologies
  • Ionisation Detection: For smaller gas and pilot burners.
  • Optical Signal Detection: Uses IR, UV, and VIS detectors for various flame types.
Flame Monitors
  • AAL 75: Cost-effective for gas and oil burners, with certifications like DVGW and FM Class 7610.
  • D-LX 100: Compact, self-monitoring, suitable for various flames, ATEX approved.
  • D-LX 200: Wide sensitivity range, dual-channel design, suitable for extreme temperatures, with multiple certifications.
Flame Sensors
Designed for monitoring gas, oil, and coal flames, with self-monitoring capabilities and compatibility with control units. They cover spectral ranges from UV to IR and are certified by DVGW, UL, and others.
Applications and Certifications
Applicable in power stations, chemical industries, refineries, and more, with certifications like SIL3, DVGW, UL 372, and ATEX.
Flame Sensor Selection and Functional Description
The flame sensor's photo element generates a signal proportional to flame radiation intensity, used as input for control units or burner controls. The D-LE 603 flame sensor offers various photo elements for selectivity with different fuels.
Features
  • Self-monitoring and fail-safe with control units/burner controls.
  • Flame sensors cover spectral ranges from UV to IR.
  • Compatible with D-UG 120, D-UG 660 control units, and D-GF 150 burner control.
  • Uniform output signal for interchangeability.
  • Adjustable for different combustion technologies.
  • ATEX approved for zones 1 and 2.
Applications
  • Power stations, chemical industry, refineries, cement plants, waste incinerators, steam generators, heating plants.
Certifications
  • DVGW, UL 372, FM Class 7610, AGA: AS 4625, EAC, ATEX, SIL3.
Flame Sensor Suitability for Fuels
Models like D-LE 603 UH, US, UAF, UA, UI, IS, IG, ISE, and ISO are suited for different fuel types such as gas, oil, coal, and wood, with features like gain switchover and spectral sensitivity changeover.
Fibre Optic Systems
Fibre optic systems like D-LL 701, 702, 703, and 704 can be integrated into burners, transferring flame radiation to sensors outside the burner, suitable for high temperatures and difficult installation conditions.
Compact Flame Monitor D-LX 720
Features a wide sensitivity range, dual-channel design, and measures flame flicker frequency. Suitable for harsh environments with certifications like DVGW, FM Class 7610, CSA, SIL3, EAC, ATEX, IECEx, and marine certifications.
Control Unit D-UG 120
Monitors gas, oil, and coal flames with DURAG flame sensors. Suitable for intermittent and continuous operation with features like LED display and DIN-rail installation.
Flame Monitoring Systems
  • Flame Sensors: Various models for different applications, including standard, selective, special applications with fiber optics, and harsh environments. Sensors for explosive atmospheres are also available.
  • Control Units: The D-UG 660 control unit supports intermittent and continuous operation, with features like self-monitoring, fail-safe operation, and compatibility with multiple flame sensors. It includes an LCD display for operational status and settings.
Burner Control Systems
  • D-GF 150: Suitable for gas and oil burners of any capacity, featuring integrated gas valve monitoring, quick fuel change capabilities, and various operational modes. Includes certifications like DVGW and UL 372.
  • D-GF 75: Available in models for intermittent and continuous operation, with features like adjustable pre-purge and safety times, and integrated ionization flame monitoring.
Ignition Systems
  • D-HG 55: An electronic ignition transformer suitable for small burners, offering high-performance ignition for gases and liquid fuels. It is maintenance-free and robust for industrial use.
  • D-HG 400/500: High-energy igniters with models offering up to 112 Joules of ignition energy and customizable parameters for enhanced control functionalities.
Additional Features and Accessories
  • Optional accessories include digital displays for flame sensor adjustment, optical alignment aids, and various enclosures and racks for device installation.
  • Fieldbus communication and MODBUS interfaces are available for enhanced connectivity and data output.
Applications and Certifications
The systems are applicable in various industries, including chemical, cement, waste incineration, and heating plants. They hold certifications like DVGW, UL 372, FM Class 7610, and EAC, ensuring compliance with industry standards.
Specifications
  • Models: D-HG ...-60, D-HG ...-61, D-HG ...-62, D-HG ...-..Ex, with options for customized versions.
  • Ignition Devices: Suitable for gaseous and liquid fuels, including heavy oil grade 6. Classified as "Ignitor Class 3 Special" per NFPA 85.
  • Electrical Connection: 115 VAC/230 VAC, 48-60 Hz.
  • Temperature Range: D-HG 400: -20°C to +60°C, D-HG 5x0: -40°C to +80°C.
  • Power Consumption: 200 VA, with ignition voltage of 1500 V.
  • Protection: IP65 for D-HG ..-5x/-6x, IP66 for D-HG ..-7xEx/-9xEx.
Features
  • Reliable ignition with thyristor-controlled electronics.
  • Feedback signal via potential-free relay output and LED indication.
  • Integrated protection and control functionalities.
Applications
  • Industries: Chemical, refineries, cement plants, waste incinerators, power plants, steam generators, Claus plants.
Certifications
  • ATEX/IECEx, EAC.
Ignition Lances
  • Compatible with D-HG 400 and D-HG 500 series.
  • Length: 0.7 m to 15 m, with a standard diameter of 22 mm.
  • Operational Life: 10⁶ sparks, with temperature resistance up to 1000°C.
Pneumatic Retraction Unit
  • Automatic insertion and retraction of ignition lances.
  • Features: Compressed air drive, solenoid valve for direction change, speed control, non-contact limit switch.
  • Stroke Lengths: 300, 400, 500, and 600 mm.
Accessories
  • Terminal boxes, weather protection hoods, and various mounting racks for control units.
Requirements and Certifications
  • ISO 9001 certified, with compliance to European and international standards such as APAVE, AGA, DVGW, FM, EAC, ATEX, UL, and C-UL.
  • Functional safety requirements per IEC 61508.
Continuous Combustion and Low NOx Exhaust Recirculation
Requirements for continuous combustion systems focus on low NOx emissions and exhaust recirculation. Key accessories include burner control and ignition devices.
Environmental Conditions
Specifies ambient temperature requirements for installation, indicating minimum and maximum temperatures, and whether the installation is indoor or outdoor. Compliance with standards such as DVGW, ATEX, IECEx, FM, UL, AGA, and GOST is required.
Attached Documents
Essential documents include fuel composition, furnace/burner drawings, and climate conditions.
Flame Monitor Details
Provides a detailed questionnaire for selecting flame monitors, including make, type, and design requirements. Options for flame sensor types (UV, IR, UV&IR) and expected wavelength ranges are specified. Monitoring modes include burner selective, fuel selective, and furnace monitoring.
Ex-Protection Requirements
Detailed specifications for explosion protection (Ex-protection) for both flame sensors and control units are outlined, including ATEX and NEC 500 classifications.
Installation Details
Information on cable gland, sighting tube connection, and optional accessories like swivel mounts and thermal insulators is provided. Mounting options for control units include rack frames and wall enclosures.
Contact Information
Lists contact details for various DURAG offices worldwide, including locations in Germany, India, Korea, Brazil, China, UAE, France, Italy, Russia, the USA, Japan, the UK, Austria, and the Netherlands.
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Catalog excerpts

DURAG Product Overview Combustion Technology-1

Product Overview Combustion Technology ©DURAG GROUP smart solutions for combustion and environment

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DURAG Product Overview Combustion Technology-2

DURAG combustion technology (1) Large-scale power plant The DURAG GROUP’s products support all types of industrial combustion processes throughout the world. These include, for example, fossil fuel power stations, plants in the chemical industry, refineries, cement plants, waste incinerators, steam generators, thermal power plants and gas turbines. We can also provide solutions for applications in special environments, such as extreme climatic zones or hazardous areas. Chemical process combustion (4) Waste gas heat treatment Rotary kiln

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DURAG Product Overview Combustion Technology-3

Flame sensor Flame monitor Compact flame monitor Industrial combustion Igniting Burner control Display module Ignition transformer Igniters Ignition lances ©DURAG GROUP Flame monitoring Ionisation detection The monitoring of the flame is a safety engineering element for industrial combustion technology – fuel may only enter the combustion chamber if safe combustion is guaranteed. Therefore high demands are made on the availability and safety of the equipment used. For intermittent operation it is sufficient when the flame monitoring hardware performs a self test during the startup procedure....

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DURAG Product Overview Combustion Technology-4

AAL 75 Flame monitor Particularly cost-effective, fail-safe flame monitors for monitoring gas and oil burners as well as combined gas/ oil burners ©DURAG GROUP Functional description ●● Monitoring of gas and oil burners of any load ●● Suitable for intermittent operation and c ­ ontinuous operation (only AAL 75 POD) ●● Simple installation on TS 35 DIN-rail The flame monitor comprises of a control unit and flame sensor. ●● Optical flame sensors generate a signal from the UV range of the flame radiation ●● Flame sensors with an ionisation electrode process a current flowing through the flame ●●...

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DURAG Product Overview Combustion Technology-5

D-LX 100 Compact flame monitor Self-monitoring and fail-safe c ­ ompact flame monitor for monitoring gas, oil and coal flames with integrated UV, VIS or IR flame sensor, primarily in single burner view applications ©DURAG GROUP Functional description ●● Suitable for intermittent operation as well as continuous operation ●● Compact design, flame sensor and control unit in one enclosure, takes up no space in control cabinet ●● LED display for settings and operational ­status ●● ATEX approved (D-LX 100.../94Ex for zone 1 and D-LX 100.../97Ex for zone 2) The D-LX 100 flame monitor analyses flame...

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DURAG Product Overview Combustion Technology-6

Compact flame monitor Self-monitoring and fail-safe compact flame monitor for monitoring gas, oil, and coal flames with integrated UV or IR flame sensor ©DURAG GROUP Functional description ●● Wide sensitivity range ●● For ambient temperatures from -40 °C up to +85 °C ●● Dual channel design throughout ●● Measurement of flame flicker frequency ●● Selective to individual burners and fuels The D-LX 200 compact flame monitor analyses flame radiation using the integrated flame sensor signal. Current output 0/4 ... 20 mA available for further analysis. Flame properties and parameters of the flame monitor...

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DURAG Product Overview Combustion Technology-7

D-LE 103 Flame sensor Flame sensor for monitoring gas, oil and coal flames, primarily in single burner view applications ©DURAG GROUP Functional description ●● Self-monitoring and fail-safe in conjunction with a control unit/ burner control ●● Flame sensors for every spectral range of flame monitoring from UV to IR ●● Connection to D-UG 120 and D-UG 660 contol unit as well as D-GF 150 (-MB) burner control ●● Uniform output signal thus mutually interchangeable ●● Compliant to general safety regulations The photo element in the flame sensor generates a signal which is proportional to the flame...

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DURAG Product Overview Combustion Technology-8

Flame sensor ©DURAG GROUP Flame sensor for monitoring gas, oil and coal flames, primarily in multi-burner view applications Functional description ●● Self-monitoring and fail-safe in conjunction with a control unit/ burner control ●● Flame sensors for every spectral range from UV to IR ●● Connection to the D-UG 120 control unit, D-UG 660 control unit as well as to the D-GF 150 (-MB) burner control ●● Uniform output signal thus mutually interchangeable ●● Adjustable to different combustion technologies such as exhaust gas recirculation ●● Compliance to general safety regulations ●● ATEX approved...

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DURAG Product Overview Combustion Technology-9

Flame sensor with fibre optic system Systems for flame monitoring: D-LE 701 flame sensor with – flexible fibre optic system D-LL 701 – rigid ­ ibre optic system D-LL 702 f D-LE 703 flame sensor with – flexible fibre optic system D-LL 703 – rigid fibre optic system D-LL 704 ©DURAG GROUP Functional description ●● Self-monitoring and fail-safe flame sensor with a fibre-optic connection in conjunction with a control unit/ burner control ●● Monitoring of gas, oil and coal flames ●● Connection to the D-UG 120, D-UG 660 control unit and the D-GF 150 (-MB) burner control ●● Spectral range from UV to...

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DURAG Product Overview Combustion Technology-10

D-LX 720 Compact flame monitor with fibre optic system Application with - lexible fibre optic system f D-LL 703 - r rigid fibre optic system o D-LL 704 ©DURAG GROUP Functional description ●● Wide sensitivity range ●● For ambient temperatures from -40 °C up to +85 °C ●● Dual channel design throughout ●● Measurement of flame flicker frequency ●● Selective to individual burners and fuels The D-LX 720 compact flame monitor is electronically identical to the D-LX 200. It analyses flame radiation using the integrated flame sensor signal. Current output 0/4 ... 20 mA available for further analysis....

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DURAG Product Overview Combustion Technology-11

D-LL 701 D-LL 702 D-LL 703 D-LL 704 Fibre optic systems T ­ he flexible and rigid fibre optic systems may be integrated ­ irectly d into the hot area of the burner. It transfers the radiation from the flame over a fibre optic ­ undle to b the flame sensor installed outside the burner ©DURAG GROUP Protection hose min 0.5 m Length of rigid intermediate pipe min 0.2 m Length of flexible intermediate pipe, min 0.5 m D-LL 701 fibre optic system ●● Flexible fibre optic system ●● Flame sensor and optics of the fibre optic system are connected by a glass fibre bundle which is surrounded by a flexible...

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All DURAG GROUP catalogs and technical brochures

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  2. D-LX 110

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  3. D-EMS 2020

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  4. D-ZL

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  5. D-LX 200

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  6. D-LX 201/721

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  7. D-LX 100

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  8. D-HG 500

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.