Transorbital craniocerebral injury is a relatively rare type of penetrating head injury that poses a significant threat to the ocular and cerebral structures.^([1])The clinical prognosis of transorbital craniocerebral...Transorbital craniocerebral injury is a relatively rare type of penetrating head injury that poses a significant threat to the ocular and cerebral structures.^([1])The clinical prognosis of transorbital craniocerebral injury is closely related to the size,shape,speed,nature,and trajectory of the foreign object,as well as the incidence of central nervous system damage and secondary complications.The foreign objects reported to have caused these injuries are categorized into wooden items,metallic items,^([2-8])and other materials,which penetrate the intracranial region via fi ve major pathways,including the orbital roof (OR),superior orbital fissure (SOF),inferior orbital fissure(IOF),optic canal (OC),and sphenoid wing.Herein,we present eight cases of transorbital craniocerebral injury caused by an unusual metallic foreign body.展开更多
Press & Publishing Journal (PPJ),March 6,1991:Upon PPJ edit-orial office's request,Institute of Scientific and Technological lnfor-mation of China (ISTTC) made a survey on the situation that how manytheses fro...Press & Publishing Journal (PPJ),March 6,1991:Upon PPJ edit-orial office's request,Institute of Scientific and Technological lnfor-mation of China (ISTTC) made a survey on the situation that how manytheses from China scientific and technological journals have been sele-cted by the 6 most important search systems (Science Literature Index,展开更多
In this paper,a metal object detection(MOD)for wireless electric vehicle charger(WEVC)employing DD coils is proposed.Conventional single-layer symmetric coils exhibit reduced sensitivity near the coils and blind-zone ...In this paper,a metal object detection(MOD)for wireless electric vehicle charger(WEVC)employing DD coils is proposed.Conventional single-layer symmetric coils exhibit reduced sensitivity near the coils and blind-zone along their symmetry axis.To address these limitations,we propose a dual-layer MOD coil configuration.And in this configuration,the second coil layer features rectangular coils in the less sensitive regions,and an optimal concave-convex coil design is given.By using the configuration,the proposed design can enhance the sensitivity and overcome the blind-zone challenges.Finally,simulation and experimental results also show the effectiveness and robustness of the proposed design,which can also be used to improve the detection capability in wireless power transmission applications.展开更多
With the rapid development and widespread application of electric vehicles(EVs)around the world,the wireless power transfer(WPT)technology is also accelerating for commercial applications in EV wireless charging(EV-WP...With the rapid development and widespread application of electric vehicles(EVs)around the world,the wireless power transfer(WPT)technology is also accelerating for commercial applications in EV wireless charging(EV-WPT)because of its high reliability,safety,and convenience,especially high suitability for the future self-driving scenario.Foreign object detection(FOD),mainly including metal object detection and living object detection,is required urgently and timely for the practical application of EV-WPT technology to ensure electromagnetic safety.In the last decade,especially in the past three years,many pieces of research on FOD have been reported.This article reviews FOD state-of-the-art technology for EV-WPT and compares the pros and cons of different approaches in terms of sensitivity,reliability,adaptability,complexity,and cost.Future challenges for research and development are also discussed to encourage commercialisation of EV-WPT technique.展开更多
文摘Transorbital craniocerebral injury is a relatively rare type of penetrating head injury that poses a significant threat to the ocular and cerebral structures.^([1])The clinical prognosis of transorbital craniocerebral injury is closely related to the size,shape,speed,nature,and trajectory of the foreign object,as well as the incidence of central nervous system damage and secondary complications.The foreign objects reported to have caused these injuries are categorized into wooden items,metallic items,^([2-8])and other materials,which penetrate the intracranial region via fi ve major pathways,including the orbital roof (OR),superior orbital fissure (SOF),inferior orbital fissure(IOF),optic canal (OC),and sphenoid wing.Herein,we present eight cases of transorbital craniocerebral injury caused by an unusual metallic foreign body.
文摘Press & Publishing Journal (PPJ),March 6,1991:Upon PPJ edit-orial office's request,Institute of Scientific and Technological lnfor-mation of China (ISTTC) made a survey on the situation that how manytheses from China scientific and technological journals have been sele-cted by the 6 most important search systems (Science Literature Index,
基金financial support provided by National Key R&D Program of China(Grant NO.2021YFB3301000)National Natural Science Foundation of China(NSFC:62173297)+1 种基金Zhejiang Key R&D Program(Grant NO.2022C01035)Project of Ningbo Automotive Electronics Intelligentifi-cation Innovation Union(2022H007).
文摘In this paper,a metal object detection(MOD)for wireless electric vehicle charger(WEVC)employing DD coils is proposed.Conventional single-layer symmetric coils exhibit reduced sensitivity near the coils and blind-zone along their symmetry axis.To address these limitations,we propose a dual-layer MOD coil configuration.And in this configuration,the second coil layer features rectangular coils in the less sensitive regions,and an optimal concave-convex coil design is given.By using the configuration,the proposed design can enhance the sensitivity and overcome the blind-zone challenges.Finally,simulation and experimental results also show the effectiveness and robustness of the proposed design,which can also be used to improve the detection capability in wireless power transmission applications.
基金Key R&D Program of Guangdong Province,China(No.2020B0404030004)partly by the open research fund from Guangdong Laboratory of Artificial Intelligence and Digital Economy(SZ)(No.GML-KF-22-19)partly by the National Natural Science Foundation of China(No.62001301).
文摘With the rapid development and widespread application of electric vehicles(EVs)around the world,the wireless power transfer(WPT)technology is also accelerating for commercial applications in EV wireless charging(EV-WPT)because of its high reliability,safety,and convenience,especially high suitability for the future self-driving scenario.Foreign object detection(FOD),mainly including metal object detection and living object detection,is required urgently and timely for the practical application of EV-WPT technology to ensure electromagnetic safety.In the last decade,especially in the past three years,many pieces of research on FOD have been reported.This article reviews FOD state-of-the-art technology for EV-WPT and compares the pros and cons of different approaches in terms of sensitivity,reliability,adaptability,complexity,and cost.Future challenges for research and development are also discussed to encourage commercialisation of EV-WPT technique.
