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16 Result(s)
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Chenlei **e
Energy Systems
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Chapter and Conference Paper
The Effect of the Number of Wire Electrodes on the Performance of Wire Plate Electrostatic Precipitators
Electrostatic precipitators, which are frequently used in industry, use corona discharge to remove particles from dust air. This article uses COMSOL simulation software to conduct numerical simulation on wire ...
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Chapter and Conference Paper
Turn-to-Turn Overvoltage Test Technology for Dry-Type Smoothing Reactor
The dry-type smoothing reactor is one of the main devices of UHVDC transmission projects. However, the related insulation test is still less than perfect. The turn-to-turn over-voltage test for dry-type reacto...
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Chapter
Theoretical Model and Suppressing Method of Interface Charge Accumulation in HVDC Cable Accessory: A Review
HVDC cable has been widely used with the development of flexible HVDC transmission. Cable accessories are the weakest part of HVDC cables, while the most serious problem of DC cable joint is the uneven distrib...
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Book
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Chapter
Magnetic Integration of LCL Filters
An LCL filter has two individual inductors. In order to reduce the volume of magnetic components, magnetic integration of these two inductors is introduced in this chapter. First, the integration method of the tw...
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Chapter
Resonance Dam** Methods of LCL Filter
The control challenges of LCL-type grid-connected inverter arise from the resonance problem. At the resonance frequency, the LCL filter resonance causes a sharp phase step down of −180° with a high resonance peak...
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Chapter
Design Considerations of Digitally Controlled LCL-Type Grid-Connected Inverter with Capacitor-Current-Feedback Active-Dam**
The capacitor-current-feedback active-dam** is an effective approach for dam** the resonance peak of the LCL filter. When the LCL-type grid-connected inverter is digitally controlled, the control delay will b...
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Chapter
Weighted-Feedforward Scheme of Grid Voltages for the Three-Phase LCL-Type Grid-Connected Inverters Under Weak Grid Condition
The full-feedforward scheme of grid voltages for three-phase LCL-type grid-connected inverter has been introduced in Chap. 7, and the injected grid current harmoni...
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Chapter
Introduction
After 200 years of continuous extraction and recent massive consumption, fossil fuels have rapidly become depleted. At the same time, the process of consuming fossil energy has produced a large amount of waste...
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Chapter
Controller Design for LCL-Type Grid-Connected Inverter with Capacitor-Current-Feedback Active-Dam**
For the LCL-type grid-connected inverter, the capacitor-current-feedback active-dam** is equivalent to a resistor in parallel with the filter capacitor to damp the LCL filter resonance. This active-dam** meth...
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Chapter
Full-Feedforward Scheme of Grid Voltages for Three-Phase LCL-Type Grid-Connected Inverters
In order to alleviate the effect of the grid voltage on the grid current, Chap. 6 presented the full-feedforward scheme of grid voltages for the single-phase LCL-t...
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Chapter
Reduction of Computation Delay for Improving Stability and Control Performance of LCL-Type Grid-Connected Inverters
As illustrated in Chap. 8, in the digitally controlled LCL-type grid-connected inverters, proportional feedback of the capacitor current is equivalent to a frequen...
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Chapter
Impedance Sha** of LCL-Type Grid-Connected Inverter to Improve Its Adaptability to Weak Grid
As the penetration of distributed power generation systems goes high, the power grid exhibits more like a weak grid which features a large set of grid impedance values and varieties of background voltage harmo...
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Chapter
Prefilter-Based Synchronous Reference Frame Phase-Locked Loop Techniques
Due to the significance of extracting the grid voltage information, the grid synchronization system plays an important role in the control of grid-connected power converters, and various grid voltage synchroni...
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Chapter
Design of LCL Filter
As the interface between renewable energy power generation system and the power grid, the grid-connected inverter is used to convert the dc power to the high-quality ac power and feed it into the power grid. I...
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Chapter
Full-Feedforward of Grid Voltage for Single-Phase LCL-Type Grid-Connected Inverter
The grid-connected inverter plays an important role in injecting high-quality power into the power grid. The injected grid current is affected by the grid voltage at the point of common coupling (PCC). This ch...
