Journal ArticleDOI
Structure design and experimental study on single-bimorph double-acting check-valve piezoelectric pump:
Ping Zeng,Li’an Li,Dong Jingshi,Guangming Cheng,Junwu Kan,Feng Xu +5 more
- Vol. 230, Iss: 14, pp 2339-2344
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TLDR
The testing results proved that the new piezoelectric pump could enhance the output performance and the energy conversion efficiency of the piezOElectric bimorph comparing with the single-bimorph single-chamber check-valve piez Zoelectric membrane pump.Abstract:
A novel piezoelectric pump called single-bimorph double-acting check-valve piezoelectric pump was proposed in this paper in order to improve the output performance of the single-bimorph single-cham...read more
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Journal ArticleDOI
A review of recent studies on piezoelectric pumps and their applications
TL;DR: This work highlights the development history and focuses particularly on the research of piezoelectric pumps in four aspects: configuration design, working mode, optimization and application, respectively, and attempts to provide both a guidance for piezOElectric pump researchers on improving their output performances and a resource for those outside the field who wish to identify the best piezoeselectric pump for a particular application.
Journal ArticleDOI
Fabrication of whole-thermoplastic normally closed microvalve, micro check valve, and micropump
Adel Pourmand,Adel Pourmand,Adel Pourmand,Seyed Ali Mousavi Shaegh,Habib Badri Ghavifekr,Esmaiel Najafi Aghdam,Mehmet R. Dokmeci,Ali Khademhosseini,Yu Shrike Zhang,Yu Shrike Zhang,Yu Shrike Zhang +10 more
TL;DR: In this article, the authors presented a method for the fabrication of whole-thermoplastic microfluidic functional elements, including a gas-actuated normally closed microvalve, a micro-check valve, and a pneumatic dual-phase micropump.
Journal ArticleDOI
A High-flow, Self-filling Piezoelectric Pump Driven by Hybrid Connected Multiple Chambers with Umbrella-shaped Valves
TL;DR: In this paper, a multi-chamber piezoelectric pump, built with unique umbrella-shaped check valves made of silica gel, was designed and manufactured, which achieved high flow rate up to 1845 ml/min and the output pressure of 32.47 KPa with sine wave voltage of 210 V at the actuate frequency of 120 Hz, with the valve coefficient at 0.85, and the self-sucking pressure of 15.4 KPa.
Journal ArticleDOI
Advances in passive check valve piezoelectric pumps
TL;DR: This paper summarizes the development of passive check valve piezoelectric pumps in recent years, and introduces different types of check valves, and describes the configuration, material and processing of the check valve.
Journal ArticleDOI
A Dual-Chamber Serial⁻Parallel Piezoelectric Pump with an Integrated Sensor for Flow Rate Measurement.
TL;DR: The DSPPIS demonstrated in this paper has realized the measurement of flow rate without the additional flow-sensing equipment both in serial and parallel connection.
References
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Journal ArticleDOI
Design and test of a high-performance piezoelectric micropump for drug delivery
TL;DR: In this paper, a high-performance piezoelectric cantilever-valve micropump was investigated for drug delivery and the effect of valve design on the output performance was analyzed.
Journal ArticleDOI
Development and application of a diaphragm micro-pump with piezoelectric device
TL;DR: In this paper, a diaphragm micro-pump with two valves was developed to actuate liquid by the vibration of a diophragm, and the measured maximum flow rate of present design is 72ml/min at zero total pump head in the range of operation frequency 70-180 Hz.
Journal ArticleDOI
Development of serial-connection piezoelectric pumps
TL;DR: In this article, serial-connection multi-chamber piezoelectric micropumps with cantilever valves were introduced to achieve high output performance at low actuation voltage.
Journal ArticleDOI
A disposable piezoelectric micropump with high performance for closed-loop insulin therapy system
TL;DR: In this article, a piezoelectric micropump with high performance for a new closed-loop insulin therapy system was designed using four chambers in a serial connection structure and was manufactured using the materials with good bio-compatibility.