Nupro Corporation – Process Tech, Slag Detection, And

US8097063B2 - System for furnace slopping prediction and ...

US8097063B2 US12/714,326 US71432610A US8097063B2 US 8097063 B2 US8097063 B2 US 8097063B2 US 71432610 A US71432610 A US 71432610A US 8097063 B2 US8097063 B2 US 8097063B2 Authority US United States Prior art keywords lance vibration signal vessel oxygen Prior art date 2010-02-26 Legal status (The legal status is an assumption and is not a legal conclusion.

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Nupro Corporation – Process Tech, Slag Detection, and ...

Gas-Slag-Metal Reactions in Plasma-Arc Induction Furnace Refining Kemeny, F. L. et al, 5th Int. Iron and Steel Congress, Process Technology Proc., Vol. 6, Washington, D.C., 1986, pp. 725-733. Synthetic Ladle Slag Engineering for Improved Chemistry and Ladle Life

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(PDF) A review on boiler deposition/foulage prevention and ...

This technology offers a potentially convenient, inexpensive, yet efficient way for on-line slag removal. This paper presents a feasibility study that includes both Computational Fluid Dynamics ...

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Development of vibration style ladle slag detection ...

Ladle slag carry-over detection technology (SCDT) is of important practical significance to steel continuous casting production (CCP), which can effectively improve the casting blank quality, increase molten steel yield ratio, and protract the service life of tundish. The current SCDT realization methods and their application circumstance were summarized, and their main problems during the ...

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(PDF) A low-cost non-invasive slag detection system for ...

A low-cost non-invasive slag detection system for continuous casting. ... Nupro Corporation (2 017). Slag tracker: Cost effective cas- ... Ladle slag carry-over detection technology (SCDT) is of ...

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(PDF) Application of vibration and sound signals in ...

Aug 13, 2018· Process Technology Conference. 2000. ... technique in monitoring the metallurgical process, such as slag exposure and carry-over. These vibration signals can be captured from the shroud ...

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Integrated Plant Solutions for Stainless & Special Steelmaking

participation by , Ltd. and IHI Corporation. Page 3 10/7/2015. ... Optimized design and process technology All features and design elements as outlined for AC or DC EAF’s Power input up to 120 MW ... Foaming Slag Management For each application and furnace type the

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Panametrics | Baker Hughes Digital Solutions

Panametrics, a Baker Hughes Business develops solutions for moisture, oxygen, liquid flow, and gas flow measurement, with proven technologies that are known across many industries, including oil and gas. Panametrics entered the ultrasonic flow market with a gas flow meter more than 50 years ago. Since then, the Panametrics brand has been known for its high-technology inline and clamp-on flow ...

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EP1486271A1 - A method and a device for detecting slag ...

The invention relates to a method and a device ot detecting the presence of slag in a shroud (4) through which molten metal passes from a ladle (2) to a tundish (6). A transmitting coil (20) generates an electromagnetic field. An induced voltage generated at a receiving coil (24) is compared with a defined voltage range. If the induced voltage has a value outside the defined voltage range it ...

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Slag Detection PI 160 - YouTube

Jun 03, 2016· Optris PI450 Lightweight Thermal Imaging Camera for Drones and UAV's - Duration: 1:28. Process Parameters Ltd Recommended for you

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Ladle refiner takes clean steel technology to new level ...

Aug 01, 1993· Designed by Nupro Corp., the unit consists of a cylindrical graphite electrode mounted on a 4-1/2 ton bottom-pour ladle and fitted with a special three-plate slidegate nozzle system. In operation, molten steel is transferred from the electric arc furnace to the refiner, where the electrode strikes an arc with the molten bath.

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Advances in ladle metallurgy control

(1,4,5). Stelco and Nupro Corporation have used vibration sensors on the walls 6f ladles as a basis for ladle control systems. Signals from an accelerometer mounted on the lid in the case of Stelco and sidewall sensor arm in the case of Nupro, are filtered and …

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Nupro Corporation – Process Tech, Slag Detection, and ...

LanceStat. originally developed by Nupro and now commercialized by Tenova Goodfellow Inc. is online hardware and software that monitors the decarburization process in steelmaking vessels to provide advanced warning of the onset of a slop event.. Sensors detect changes in the physical and chemical reactions occurring within the vessel. This technology is currently installed or underway at 6 BOF ...

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US5028258A - Process of controlling the slag in a top ...

In the operation of a top-blowing steelmaking converter having at least one blowing lance, the distance of said lance from the surface of the molten metal bath is controlled in dependence on the sound levels of the blowing noise measured through the slag at selected frequencies. In order to minimize the risk of slopping, the actual values of the sound levels measured at predetermined ...

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Nupro Industries Corp | Products & Suppliers | Engineering360

ADLINK Technology (Irvine, CA) has released the NuPRO - 851 Series, a PICMG 1.0 full-size single … Industry -standard VISA support allows the V155 to be integrated into existing systems, while dual Ethernet ports … Linear Technology Corp . (Milpitas, CA) has introduced the LTC4263, an autonomous single-channel Power Sourcing Equipment (PSE …

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A WP-based nonlinear vibration sensing method for ...

Oct 31, 2014· Moreover, it is a posterior detection method, i.e. only the liquid slag has appeared, would it detect the slag carry-over process. As shown in Fig. 1 a, traditional ladle pouring is open style, so the pouring state can be recognized by the thermal image difference of molten steel and liquid slag, as shown in Fig. 2 [4] , [5] .

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About Us | LTM Ref

LTM also became the agent for NUPRO Corporation, specializing in Steel plant automation and monitoring systems through visual (camera) or vibration technology. BOF Autotap, Anti-slopping, slag detection, stirring detection, ladle view etc. are just a small glimpse of what they can supply. Their systems can be seen on their website www.nuprocorp.com

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Research and Development of High-Sensitivity Vibration ...

Based on lots of investigation of the internal and external slag detection technology, ladle-tundish slag detection system using vibration measurements and BP-ANN analysis of the molten steel vibration signal has been developed. According to the difference between slag and steel feature, the method of slag characteristic parameter identification has been discovered.

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Optimization of the Electric Arc Furnace for the ...

Publisher: LAP LAMBERT Academic Publishing (January 10, 2017) ISBN: ISBN-10: 3659784877 ISBN-13: 978-3659784873

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Sales Contacts IR - AT - Automation Technology

Sales Office Germany – West Heiko Schiemann Waldenburger Straße 12 D – 47445 Moers Phone: +49 (0)171/6787317 Fax +49 (0)4531/ 88 0 11 -20 Email: [email protected]

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Nupro Corporation – Process Tech, Slag Detection, and ...

Process Technology for Steelmaking Including Slag Carryover Detection Nupro Corporation – Process Tech, Slag Detection, and Ladle Stirring About Nupro : Home

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EP2386366A2 - Method and device for continuous detection ...

A method and a system for the continuous control and regulation of the level of the surface (11) of a slag bath (9) in an ESU system (10) with short sliding molds (13) are described. The method uses for continuous measurement of the position of the surface (11) of the slag bath (9) a radar beam (12) emitted by a radar probe (3) and directed approximately vertically to the surface (11).

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Progresses and Future Prospects of Steelmaking Technologies

process and introduced new technologies to improve the quality of steel products and reduce generation of steel slag based on production of low-P, low-S steel by hot metal pretreatment process1,2). Figure 1 shows the hot metal pretreatment process and the developed techniques. At East Japan Works (Chiba District) and West Japan Works (Kurashiki ...

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Nupro Corporation – Process Tech, Slag Detection, and ...

Process Technology for Steelmaking Including Slag Carryover Detection Nupro Corporation – Process Tech, Slag Detection, and Ladle Stirring Plasma melting and refining : Home

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Electric arc furnace steelmaking - SlideShare

Sep 24, 2012· Electric arc furnace steelmaking 1. AISI | Electric Arc Furnace Steelmaking (cont.) Page 1 of 8 Home Steelworks Home Steel Markets Electric Arc Furnace Steelmaking By Jeremy A. T. Jones, Nupro Corporation Automotive continued Construction Cans & Containers Furnace charging Other Markets Melting Refining De-slagging Steel Industry Tapping Furnace turn-around Statistics Public …

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Application of Improved HMM Algorithm in Slag Detection ...

Jan 01, 2009· The combination of vector quantization technology with learning process parameters of HMM was optimized, and its revaluation formula was revised to enhance its recognition effectiveness. Industrial field experiments proved that this system requires low cost and little rebuilding for current devices, and its slag detection rate can exceed 95%.

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A low-cost non-invasive slag detection system for ...

Jul 01, 2017· The majority of steel produced today is made by the technology known in the steel making industry as continuous casting. Deciding when to stop the flow of molten steel from the ladle is not trivial, since terminating the process too early affects yield negatively, while closing the outflow valve too late lets slag enter the casting process.

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US6130637A - Measuring the thickness of hot slag in ...

US6130637A US09/135,617 US13561798A US6130637A US 6130637 A US6130637 A US 6130637A US 13561798 A US13561798 A US 13561798A US 6130637 A US6130637 A US 6130637A Authority US United States Prior art keywords slag radar distance molten metal molten Prior art date 1998-08-18 Legal status (The legal status is an assumption and is not a legal conclusion.

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Transformation of Waste Plasma Gasification for the ...

WESTINGHOUSE PLASMA CORP. Strategic Partnerships . 3 CONFIDENTIAL • Plasma is highly ionized or electrically charged ... Value of Slag Method Detection Limit Heavy Metal Unit NON LEACHING VITRIFIED SLAG: Mihama-Mikata Slag JLT-46 Results ... – The Westinghouse Plasma Technology is able to process multiple waste streams, and create an energy ...

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Method for tapping a steel making furnace - Nupro Corporation

Dec 23, 2008· Nupro Corporation (Suite 3 755 Center St., Lewiston, NY, 14092, US) ... the placement of imaging means within the steel making furnace that enables real time imaging of the molten steel and slag in the furnace, and detection and observation of the wave action therein. ... during the steel making process. As used herein, “slag carryover” is ...

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