高压法三聚氰胺装置熔融尿素升压泵运行过程发生多起断轴事故,使装置多次出现非计划停工。
The packing axle seal of the melt urea pump leaked seriously, leading to many harmful effects, so we revamped the form of axle seal.
子母叶片泵是广泛使用的高压泵,为了消除配流时的油击现象,在配流盘上设置了预升压闭死角及减振阻尼,这二者是影响泵的瞬时流量均匀性的主要因素。
The pre-loading process and silencing grooves were used on port plate in order to avoid the phenomenon of pressure pulsations, which are the main factors of flow ripple in pump.
检查期间请停掉泵浦,拆掉升压管。 、检查期间请停掉泵浦,拆掉升压管。
Please stop the pumps and disconnect the booster pipes during the inspection.
通过模拟事故停泵时系统的水力过渡过程,准确预测水锤升压可为选择水锤防护措施提供依据。
Pumping accidents by simulating the system of hydraulic transient, step-up to predict the water hammer can choose to provide evidence of water hammer protection.
因此,它比泵直接传动的压机升压快,但是在使工件产生变形时作的功都是相等的。
So hydraulic press driven by pump-accumulator can boost pressure more quickly than driven directly by pump, but the work is equal when the two types of presses make work pieces deformed.
吸收剂吸收制冷剂蒸气而形成的制冷剂-吸收剂溶液,经溶液泵升压后进入发生器;
Absorber absorption refrigerants and formation of steam absorber solution, the refrigerant-the solution boost pump to generator;
利用电荷泵升压电路提高存储电容的电压,有效的增加了存储能量;
The system utilizes charge pump elevator to enhance the voltage of storage capacitor and effectively increase the reserved energy.
同时,掉电后的电荷泵升压电路反向截至能防止能量从存储电容泻放回到地。
Meanwhile, charge pump elevator in powered-off state is reversely cut off to prevent energy leakage to ground.
为了避免攻击者将安全电路拆卸掉,研究了低压、高效率、全集成电荷泵升压电路的关键技术。
To avoid attackers to dissemble the secure circuits, the design technologies of low-voltage high power efficiency fully integrated charge pump elevator are studied.
为了避免攻击者将安全电路拆卸掉,研究了低压、高效率、全集成电荷泵升压电路的关键技术。
To avoid attackers to dissemble the secure circuits, the design technologies of low-voltage high power efficiency fully integrated charge pump elevator are studied.
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