Submerged-arc furnace controller with low-pressure reactive compensation and electrode current control

The invention relates to a submerged-arc furnace controller with low-pressure reactive compensation and electrode current control. The controller with low-pressure reactive compensation and electrode current control comprises controller hardware and control software, wherein the control software is...

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Bibliographische Detailangaben
Hauptverfasser:	ZHU DINGGUO, SHANG GUOBIN, SHI CHUNLAI, GAN GUANGLIN, ZHU JINGJIANG, ZHU LEI, ZHU TIEJUN, JING MANDE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE ELECTRICITY FURNACES GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERATION HEATING KILNS LIGHTING MECHANICAL ENGINEERING OVENS REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION RETORTS SYSTEMS FOR STORING ELECTRIC ENERGY TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to a submerged-arc furnace controller with low-pressure reactive compensation and electrode current control. The controller with low-pressure reactive compensation and electrode current control comprises controller hardware and control software, wherein the control software is used for controlling and manipulating the controller hardware; the controller hardware comprises a current transformer (1), a voltage transformer (2), a high-precision three-phase special electric-energy metering chip (3), an ARM (Advanced RISC Machines) microcontroller (4), a power factor control output segregation interface (5), a current control output segregation interface (6), an abnormal event input segregation interface (7), an analog-quantity input interface (8), a keyboard, an LED (Light Emitting Diode) indicating lamp (9), an LCD (Liquid Crystal Display) (10) and a communication interface (11); and the control software refers to the control over all phases of current and all phases of power factors. Accor