Changxin Memory Technologies, Inc.

Sunpure Technology Co., Ltd.

State Grid Corporation of China

State Grid Anhui Electric Power Research Institute

State Grid Corporation of China (Sgcc)

Suzhou Hd Electric Co., Ltd.

Anhui Electric Power Research Institute

State Power Economic Research Institute

Wei Li

Dengfeng Cheng

Yaobang Wang

Lichun Zhu

Zhisheng Jin

Jiapeng Zhu

Yu Tian

Rui Liu

Jiaqing Zhang

Yi Guo

Fengju Shang

Liufang Wang

Jia Xie

Yubiao Huang

Yifu Zhou

Sha Luo

Minghao Fan

Taoyan Yan

Jing Tan

Yanguo Ke

Dong Yan

Pengcheng Yang

Shengli Song

Jun Wei

Yong Huang

Wen Su

Zijie Wang

Zhong Fu

Cuicui Wang

Wenhui Tong

Jingjing Dong

Yongkang Huang

Zinian Chen

Daowen Yang

Jiantao Ye

Embodiments provide a semiconductor structure and a method for fabricating the same. The method includes: providing a substrate; forming, in the substrate, active pillars spaced and isolation layers configured to isolate the active pillars; forming, in an active pillars and an isolation layers, word line trenches extending along a first direction; and forming a first word line in the first word line trench and a second word line in the second word line trench, where opposite surfaces of the first word line form a first gate channel together with the active pillar, opposite surfaces of the second word line form a second gate channel together with the active pillar, and sum of a width of the first gate channel along the first direction and a width of the second gate channel along the first direction is greater than a perimeter of the active pillar.

Semiconductor structure and method for fabricating the same

Disclosed are a fire extinguishing system and method for an ultra-high voltage (UHV) converter station, and a UHV converter station. The fire extinguishing system includes a spray fire extinguishing system and a fire monitor-based fire extinguishing system, where the spray fire extinguishing system includes a first fire pipe and a spray pipe; the fire monitor-based fire extinguishing system includes a second fire pipe and a fire monitor; one fire monitor is disposed right above a firewall on both sides of each converter transformer in the UHV converter station, and each fire monitor is connected to one second fire pipe; a spray pipe is disposed on the firewall on both sides of each converter transformer; and the fire monitor corresponding to each converter transformer, and an outlet of the spray pipe connected to the first fire pipe corresponding to each converter transformer face the converter transformer.

Fire extinguishing system and method for ultra-high voltage (UHV) converter station, and UHV converter station

A critical dimension measurement mark structure includes a target area and a first pattern area located in the target area. The first pattern area and the target area are located on different horizontal planes. The first pattern area includes a first measurement part and a second measurement part which have different line widths, and the first measurement part and the second measurement part form an asymmetric open continuous pattern.

Critical dimension measurement mark structure

An operation control method suitable for a fire extinguishing system of an extra-high voltage converter station is provided. The method includes: after an upper computer control system receives a sound-light alarm signal, an alarm position signal, and a switch position dividing signal, starting a spray range prediction analysis subsystem for a fixed fire monitor; determining, by the spray range prediction analysis subsystem for the fixed fire monitor based on an external wind direction and an external wind speed, whether a range of a fire monitor effectively covers an entire area of a converter transformer; and if yes, automatically presetting a first fire monitor to which a first compressed air foam generation subsystem belongs and a second fire monitor to which a second compressed air foam generation subsystem belongs; or if no, replacing a fire monitor with a mobile fire-fighting robot to extinguish a fire.

Operation control method suitable for fire extinguishing system of extra-high voltage converter station

A rapid thermal processing method and a rapid thermal processing device are provided. The rapid thermal processing method includes the following operations. A wafer is provided. A first heating operation is performed on the wafer to heat the wafer to a first temperature. The wafer is controlled to start rotating. The first temperature is maintained for a first predetermined time. A second heating operation is performed on the wafer to heat the wafer from the first temperature to a second temperature, and the second temperature is maintained for a second predetermined time. A third heating operation is performed on the wafer to heat the wafer from the second temperature to a third temperature, and the third temperature is maintained for a third predetermined time.

Rapid thermal processing method and rapid thermal processing device

A photovoltaic cleaning device and a windproof device thereof are provided according to the present application. The windproof device of the photovoltaic cleaning device includes a locking bracket, a locking arm, and a drive device configured to drive the locking arm to move relative to the locking bracket. The locking arm has a locking position of extending into a restricting position of the locking bracket, and a cleaning working position of exiting the restricting position of the locking bracket. During the mounting of the photovoltaic cleaning device, one of the locking arm and the locking bracket is mounted to the cleaning module, and the other is mounted to the supporting frame of the photovoltaic module.

Photovoltaic cleaning device and windproof device thereof

An intelligent cleaning robot is provided by the present application, to clean dust on a surface of a photovoltaic cell assembly and lower a labor cost, and a walking posture of the intelligent cleaning robot may be adjusted according to needs. The intelligent cleaning robot includes a frame, a sweeping device installed on the frame to perform sweeping operations, a first walking wheel located at one end of the frame and driven by a first motor to move, a second walking wheel located at another end of the frame and driven by a second motor to move, and a control system in signal communication with both the first motor and the second motor and configured to control the first motor and the second motor to rotate synchronously, or control the first motor and the second motor to rotate in different rotational speeds or different directions.

Intelligent cleaning robot

A photovoltaic-module cleaning robot, an obstacle-surmounting method and device thereof are provided according to the present application. If the photovoltaic-module cleaning robot gets stuck during obstacle-surmounting, a lower end motor of the photovoltaic-module cleaning robot is controlled to operate reversely, so that the lower driving wheels thereof rotate reversely; an upper end motor of thereof is controlled to stop operating, so that the upper driving wheels thereof have no drive; and then, the photovoltaic-module cleaning robot is gradually restored to a horizontal state, and if it is determined that the photovoltaic-module cleaning robot meets a forward moving condition, the upper end motor and the lower end motor of the photovoltaic-module cleaning robot are controlled to simultaneously rotate forward to realize moving forward, thereby solving the problem of easily getting stuck at a drop height between adjacent modules.

Photovoltaic-module cleaning robot and obstacle-surmounting control method and device thereof

A power frequency parameter simulation system for a power transmission line and a control method thereof, the system includes a simulation main circuit (), an interference power supply () and a procedure controller (). In the system, a power frequency parameter of a 10 to 100 kilometers of 500 kV power transmission line is simulated in a lumped parameter manner; and the control method includes the following steps of: a step to detect the automatically zeroing during starting up, a step to control the reduction of the length of a simulation line and a step to control a simulation interference voltage. A long-distance power transmission line is realized to be moved into a room and be tested by means of the power frequency parameter test system, so the various inconveniences of on-site measurement are avoided.

Power frequency parameter simulation system for a power transmission line and control method thereof

Growing community of inventors

Hefei, China

Wei Li