超临界水氧化技术(SCWO)主要应用于低浓度有机废水的研究。文中在超临界热力条件下对超临界水氧化过程进行模拟,力求实现能量的自补偿过程。通过应用Aspen P lus模拟软件建立模型对SCWO过程进行模拟,采用布雷顿封闭循环(CBC)系统来实现S...超临界水氧化技术(SCWO)主要应用于低浓度有机废水的研究。文中在超临界热力条件下对超临界水氧化过程进行模拟,力求实现能量的自补偿过程。通过应用Aspen P lus模拟软件建立模型对SCWO过程进行模拟,采用布雷顿封闭循环(CBC)系统来实现SCWO的能量自补偿过程。计算结果表明:SCWO能量自补偿过程损失的能量要远小于产生的能量(QR-QH>p),超临界水氧化CBC系统的能量自补偿过程是可以实现的,此过程环己烷的能量平衡点为2.4%。展开更多
Traditional magneto-electric vibration sensors and servo accelerometers have severe shortcomings when used to measure vibration where low frequency components predominate.A low frequency characteristic extension for v...Traditional magneto-electric vibration sensors and servo accelerometers have severe shortcomings when used to measure vibration where low frequency components predominate.A low frequency characteristic extension for velocity vibration sensors is presented in this paper.The passive circuit technology,active compensation technology and the closed- cycle pole compensation technology are used to extend the measurable range and to improve low frequency characteristics of sensors.Thses three types of low frequency velocity vibration sensors have been developed and widely adopted in China.展开更多
文摘超临界水氧化技术(SCWO)主要应用于低浓度有机废水的研究。文中在超临界热力条件下对超临界水氧化过程进行模拟,力求实现能量的自补偿过程。通过应用Aspen P lus模拟软件建立模型对SCWO过程进行模拟,采用布雷顿封闭循环(CBC)系统来实现SCWO的能量自补偿过程。计算结果表明:SCWO能量自补偿过程损失的能量要远小于产生的能量(QR-QH>p),超临界水氧化CBC系统的能量自补偿过程是可以实现的,此过程环己烷的能量平衡点为2.4%。
基金The Ministry of Science and Technology Special Foundation Grant No.217Harbin Important Science Technology Foundation Grant No.0014211044
文摘Traditional magneto-electric vibration sensors and servo accelerometers have severe shortcomings when used to measure vibration where low frequency components predominate.A low frequency characteristic extension for velocity vibration sensors is presented in this paper.The passive circuit technology,active compensation technology and the closed- cycle pole compensation technology are used to extend the measurable range and to improve low frequency characteristics of sensors.Thses three types of low frequency velocity vibration sensors have been developed and widely adopted in China.