Abstract: A real-time constant illuminance adjusting system includes a lighting device and an illuminance adjusting device. The lighting device includes a first constant illuminance controller, a light source and a first illuminance detector connected thereto. The light source emits light. The first illuminance detector is disposed at a first location to detect the illuminance of the first location to generate a first illuminance value. The illuminance adjusting device is disposed at a second location, and includes a second constant illuminance controller and a second illuminance detector connected to each other. The second illuminance detector detects the illuminance of the second location to generate a second illuminance value, and the second illuminance value is transmitted to the first constant illuminance controller. The first constant illuminance controller calculates an illuminance converting parameter between the first location and the second location according to the first and second illuminance values.

Abstract: A high-compatibility dimmer circuit is provided, which includes an impedance inspection avoidance module, a dimming module. A lighting system having linkage-type sensing mechanism comprises a sentry device and a lighting device. The sentry device comprises a first wireless communication module and a first sensing module connected to each other. The lighting device comprising a light-emitting module and a second wireless communication module connected to each other.

Abstract: A lighting system based on gesture recognition mechanism includes a first proximity sensor, a second proximity sensor, a processing module and a lighting module. The first proximity sensor generates a first sensing signal. The second proximity sensor generates a second sensing signal. The processing module receives the first sensing signal and the second sensing signal. The processing module generates a gesture recognition result according to the order of receiving the first sensing signal and the second sensing signal. Then, the processing module generates a light adjusting signal according to the gesture recognition result, such that the light adjusting signal is transmitted to the lighting module so as to adjust the light characteristic of the lighting module.

Abstract: A combined plate-beam unit analysis method considering a residual stress effect of an orthotropic plate, which is used for analyzing an orthotropic steel bridge deck welded by a top plate of a bridge deck and a trapezoidal rib, the top plate of the bridge deck is analyzed by a flat shell unit, while each sub-plate forming a trapezoidal rib is analyzed by a plate-beam unit. The welding residual stress of a top plate and a trapezoidal rib is obtained by a residual stress self-balancing condition, and the initial deformation of a top plate and left and right web plates of a trapezoidal rib is obtained by the stress-strain relationship. The combined plate-beam unit analysis method has the advantages of less freedom and high calculation accuracy, so it is especially suitable for structural analysis of the trapezoidal rib orthotropic plates.

Abstract: An illuminance calibration device includes a processing module and a light detecting module. The processing module executes an illuminance calibration process. The light detecting module detects the current illuminance of a target position and transmits the current illuminance to the processing module. When the processing module is executing the illuminance calibration process, the processing module transmits a test signal to a lighting device to adjust the brightness of the lighting device by the minimal brightness adjusting unit of the lighting device so as to obtain the adjusted current illuminance of the target position. Then, the processing module generates a brightness adjusting signal according to the current illuminance, the adjusted current illuminance, the minimal brightness adjusting unit and a target illuminance in order to adjust the brightness of the lighting device, such that the illuminance of the target position reaches the target illuminance.

Abstract: A lighting device control system having function detecting mechanism includes an active function detecting device and a control device. The active function detecting device is connected to an external power source and a lighting device, and includes an active detecting signal generating module and a function detecting module. The active detecting signal generating module transmits a dimming signal and a color temperature signal to the lighting device. The active detecting module detects the input current of the lighting device and the color temperature of the light emitted by the lighting device so as to generate a dimming function detecting result and a color temperature adjusting function detecting result. The control device generates a function analysis result according to the dimming function detecting result and the color temperature adjusting function detecting result, and display a control page corresponding to the function analysis result according to the function analysis result.

Abstract: A combined plate-beam unit analysis method considering a residual stress effect of an orthotropic plate, which is used for analyzing an orthotropic steel bridge deck welded by a top plate of a bridge deck and a trapezoidal rib, the top plate of the bridge deck is analyzed by a flat shell unit, while each sub-plate forming a trapezoidal rib is analyzed by a plate-beam unit. The welding residual stress of a top plate and a trapezoidal rib is obtained by a residual stress self-balancing condition, and the initial deformation of a top plate and left and right web plates of a trapezoidal rib is obtained by the stress-strain relationship. The combined plate-beam unit analysis method has the advantages of less freedom and high calculation accuracy, so it is especially suitable for structural analysis of the trapezoidal rib orthotropic plates.

Abstract: An impedance biosensor for detecting a contaminant in a starting material, the biosensor comprising a housing, an input device supported by the housing, an output device supported by the housing, a microfluidic cell supported by the housing, the starting material being engagable with the microfluidic cell, and an impedance analyzer supported by the housing and operable to measure impedance of the starting material to detect the presence of a contaminant.