Search Results - Kun Han
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Sparrow optimization gated recurrent convolutional network for temperature modeling of wave rotor refrigeration process
Published 2025-09-01Get full textTemperature modeling plays an important role in the wave rotor refrigeration process control and optimization. However, considering data-driven nonlinear and time-delay modeling, how to determine the structure of the model is a challenging problem. To solve this problem, a novel sparrow optimization...
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Reducing Ammonia Volatilization from Maize Fields with Separation of Nitrogen Fertilizer and Water in an Alternating Furrow Irrigation System
Published 2014-05-01Get full textThe objective of this 2-yr field trial, with a central composite rotatable design, was to assess and quantify the effects of separation of nitrogen fertilizer and water with alternating furrow irrigation (SNWAFI) practices on soil ammonia (NH3) emission during the summer maize (Zea mays L.) growing...
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Suppression of AC overvoltage at sending end under DC transmission system fault based on controllable energy dissipation
Published 2025-07-01Get full textIn the conventional high voltage direct current transmission system with large-scale new energy access, when commutation failure or DC blocking occurs at the receiving end, the reactive power surplus at the sending converter station may cause overvoltage in the AC system. In order to suppress the ov...
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Ridge and furrow cultivation raises water and nitrogen use efficiency and crop climate adaptability
Published 2025-08-01Get full textRidge and furrow (RF) crop cultivation systems with crops planted in furrows or on ridges, modifies soil properties by altering field topography and optimizing water and N fluxes as well as temperature regime. The RF cultivation can be used to mitigate environmental stresses that restrict crop produ...
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A General Biosensing Strategy Based on Cascade Amplification for Enhanced HIV Detection Sensitivity
Published 2025-01-01Get full textObjective: Accurate and rapid detection of disease biomarkers is critical for early diagnosis, timely intervention, and effective disease management. Impact Statement: This strategy is exemplified through the development of 2 biosensors for detecting HIV-1 DNA and HIV-1 p24, biomarkers associated wi...
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Contribution of ear photosynthesis to grain yield under rainfed and irrigation conditions for winter wheat cultivars released in the past 30 years in North China Plain
Published 2016-10-01Get full textTo understand the contribution of ear photosynthesis to grain yield and its response to water supply in the improvement of winter wheat, 15 cultivars released from 1980 to 2012 in North China Plain (NCP) were planted under rainfed and irrigated conditions from 2011 to 2013, and the ear photosynthesi...
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