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40results about How to "Increase the number of repetitions" patented technology

Electric discharge lamp device and lighting apparatus

An electric discharge lamp device (La) in which periods (HF1, HF2) during which it outputs a high-frequency voltage for allowing a resonance circuit to resonate and periods (FB1, FB2) during which it outputs a rectangular wave voltage are alternately repeated when it starts up an electric discharge lamp (La) and a low-frequency rectangular wave voltage is applied to the electric discharge lamp (La) through a start-up circuit (4) when the electric discharge lamp (La) is operated. The electric discharge lamp (La) comprises a start-up detecting circuit (5) for detecting start-up of the electric discharge lamp (La) for the periods (FB1, FB2) during which the rectangular wave voltage is outputted and a control circuit (3C) for stopping the high-frequency voltage or lowering the frequency of the high-frequency voltage when the start-up of the electric discharge lamp (La) is detected. The control circuit (3C) increases the number of repetitions of the periods during which the high-frequency voltage and the rectangular wave voltage are alternately outputted when the start-up of the electric discharge lamp (La) is detected when once. With this, reliable start-up capability of an electric discharge lamp device alternately generating a high-frequency voltage and a rectangular wave voltage at start-up is ensured.
Owner:PANASONIC CORP +1

Etching station aluminum anode oxidation component regeneration preparation technology

The invention discloses an etching station aluminum anode oxidation component regeneration preparation technology. The etching station aluminum anode oxidation component regeneration preparation technology comprises the following steps: step one, carrying out ungrease treatment on an aluminum component; step two, putting the aluminum component into an alkaline liquor for alkali corrosion; step three, putting the aluminum component into an acid liquor for ash removal; step four, washing; step five, carrying out anode oxidation on the aluminum component; step six, cleaning and drying; step seven, using a tri-cathode plasma spray gun to spray a sizing agent onto an anode oxidation layer of the aluminum component, uniformly controlling the thickness of a sprayed coating to be 60 to 150 microns; step eight, drying and cleaning; and step nine, drying, cooling and packaging. Compared with the prior art, sand blasting pretreatment does not need to be carried out on the component, the anode oxidation layer also does not need sealing treatment, the operation procedure is reduced, the cost is reduced, the productivity is improved, simultaneously, the loss and deformation caused by a sand blasting technology for the component are avoided, and the number of times of repeated regeneration for the component is increased.
Owner:芜湖通潮精密机械股份有限公司

Separation of compounds using tagging moieties including varying numbers of repeat units

A method of separating compounds, includes: a. tagging at least a first organic compound with a first tagging moiety to result in a first tagged compound; b. tagging at least a second organic compound with a second tagging moiety different from the first tagging moiety to result in a second tagged compound, the first tagging moiety and the second tagging moiety including at least one of a common repeat unit, but having a different number of the repeat units therein, the greater the number of repeat units, the greater the polarity of the tagging moiety; and c. separating the first tagged compound from a mixture including at least the second tagged compound using a chromatographic separation technique based upon differences in the number of repeat units between the first tagging moiety and the second tagging moiety. A method of separating compounds includes: a. tagging at least a first organic compound with a first nonfluorous tagging moiety to result in a first tagged compound; b. tagging at least a second organic compound with a second nonfluorous tagging moiety different from the first tagging moiety to result in a second tagged compound, the first nonfluorous tagging moiety and the second nonfluorous tagging moiety including at least one of a common repeat unit, but having a different number of the repeat units therein, the greater the number of repeat units, the greater the affinity of the nonfluorous tagging moiety for a stationary phase of a chromatographic separation technique; and c. separating the first tagged compound from a mixture including at least the second tagged compound using a chromatographic separation technique based upon differences in the number of repeat units between the first nonfluorous tagging moiety and the second nonfluorous tagging moiety.
Owner:UNIVERSITY OF PITTSBURGH

Method and device for adjusting backlight brightness

PendingCN114639359AIncrease the number of repetitionsReduce the amount of backlight brightness variationStatic indicating devicesFlicker sensationOptics
The embodiment of the invention provides a method and device for adjusting backlight brightness, and the method comprises the steps: a second node obtains a first backlight parameter, and the first backlight parameter comprises a first backlight interval, a first repetition rate, and a first jump rate; the second node configures a second backlight parameter according to the first backlight parameter, the second backlight parameter comprises a second backlight interval, a second repetition rate and a second jump rate, the second backlight interval is smaller than the first backlight interval, the second repetition rate is larger than the first repetition rate, and the second jump rate is smaller than or equal to the first jump rate; and the second node adjusts the backlight brightness according to the second backlight parameter. Through the second repetition rate and the second jump rate, the number of repetition times of each backlight value in the second backlight interval is increased, and the difference value between the maximum value and the minimum value of the second backlight interval is reduced, so that the backlight brightness variation of the second backlight interval is reduced, the backlight brightness in the second backlight interval changes slowly, the flicker feeling of the display screen is reduced, and the display effect is improved. Therefore, the backlight brightness is adjusted.
Owner:SHANGHAI CHUANGGONG COMM TECH

Water-cooling radiator of computer host CPU

The invention discloses a water-cooled radiator of a computer host CPU, and relates to the technical field of computer accessories. The radiator comprises a CPU water-cooled head; a water pipe joint of the CPU water-cooled head is connected with a heat exchange mechanism through a water-cooled liquid pipe, a fan group is mounted on the heat exchange mechanism, the heat exchange mechanism comprises a main shell, and a closed frame is arranged on the inner side wall of the main shell. The invention has the beneficial effects that the process of position exchange of water cooling liquid in the center of the channel and water cooling liquid on the outer side is accelerated, and the phenomenon that the heat dissipation effect is reduced due to the fact that the flow speed of the water cooling liquid close to the channel wall in the straight channel is higher than that of the water cooling liquid in the middle of the channel is avoided; meanwhile, the scale body can block circulation of water cooling liquid making contact with the curved fins, the contact time between the scale body and the curved fins is prolonged, the heat exchange time in the water cooling process is prolonged, meanwhile, through cooperation of the flow guide through holes and the flow guide scales, the flowing state of the water cooling liquid at the curved fins can be further improved, and mixing of the water cooling liquid is accelerated; and the heat exchange efficiency is improved.
Owner:齐一凡
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