Ingo Kuehne

Ingo Kuehne
Hochschule Heilbronn · Institute for Fast Mechatronic Systems

Prof. Dr.-Ing., M. Eng., Dipl.-Ing. (FH)

About

65
Publications
9,475
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452
Citations
Additional affiliations
November 2007 - September 2012
Siemens
Position
  • Engineer

Publications

Publications (65)
Conference Paper
This work focuses on a low-cost fabrication process developed beyond cleanroom environment for realization of elastic microfluidic devices. The method based on thermoplastic deformation of biocompatible polymers allows a simultaneous integration of 3D-shaped electrodes to ensure precise dielectrophoretic separation processes in case of stretching o...
Conference Paper
Finite Element Method is used to model the voltage drop inside dielectrophoresis actuators. Frequency dependence is investigated for varying electrochemical conditions and actuator geometries. A hands-on equation to calculate the operation cut off frequency with respect to the electrode geometry is derived. Lumped element modeling is validated by v...
Conference Paper
Die vorliegende Arbeit führt in die Grundlagen des Skalierungsverhaltens von translatorischen Energiewandlern ein. Einleitend dazu werden kurz energieautarke Systeme vorgestellt, deren Energieversorgung mittels translatorischer Energiewandler erfolgen kann. Des Weiteren werden ein kurzer Abriss und eine systematische Methodik zu den Grundlagen des...
Conference Paper
https://www.comsol.com/paper/modelling-of-a-thermal-time-of-flight-sensor-for-low-rate-open-channel-flow-82401
Conference Paper
https://www.comsol.de/paper/eigenfrequency-app-for-university-laboratory-education-64321
Conference Paper
Full-text available
https://www.comsol.de/paper/modeling-of-substrate-plate-preheating-to-predict-efficiency-in-the-electron-bea-64291
Conference Paper
Full-text available
https://www.comsol.de/paper/3d-printed-microfluidic-chip-system-for-dielectrophoretic-manipulation-of-colloi-62941
Conference Paper
https://www.comsol.de/paper/analysis-of-an-inductive-proximity-sensor-37911
Conference Paper
Full-text available
https://www.comsol.de/paper/analysis-of-geometrical-aspects-of-a-kelvin-probe-40251
Article
Full-text available
This paper presents a novel non-resonant electromagnetic energy harvester for application in a remote car-key, to extend the lifetime of the battery or even to realize a fully energy autonomous, maintenance-free car-key product. Characteristic for a car-key are low frequency and large amplitude motions during normal daily operation. The basic idea...
Conference Paper
Full-text available
This paper presents a new approach to energy harvesting for use in sensor applications. It explores the possibility of using low frequency high power forces to generate energy. The subject is approached by showing the feasibility of an autonomous tire pressure monitoring system (TPMS). Any section of a car’s tire gets a periodic bump when with ever...
Article
Zusammenfassung In der vorliegenden Arbeit wird ein kurzer Abriss zur energieautarken Sensorik im Automobil gegeben. Hierzu wird auf die Vielfalt der Sensoren im heutigen Kraftfahrzeug eingegangen und eine Motivation bezüglich der Substitution hin zu energieautarken Sensoren aufgezeigt. Des Weiteren werden potentielle Nutzenergien und die Möglichke...
Article
Zusammenfassung Der Systementwurf eines piezoelektrischen Versorgungsmoduls für ein energieautarkes Reifendruck-Kontrollsystems (RDKS) wird beschrieben. Hierfür werden der Generatorentwurf unter Einbeziehung des piezoelektrischen Materialsystems sowie die Auslegung der spezifischen Schnittstellenschaltung betrachtet. Die vorgestellte, auf einer ana...
Conference Paper
Full-text available
In this paper, two different solutions for efficient solar powered sensor networks are presented and compared. Some fundamental considerations on the interaction of the solar cell, the storage capacitors, the DC/DC converters and the wireless radio transmitter are reviewed. The challenges for implementing a direct DC/DC conversion for powering wire...
Article
This paper presents a fully autonomous, adaptive pulsed synchronous charge extractor (PSCE) circuit optimized for piezoelectric harvesters (PEHs) which have a wide output voltage range 1.3-20 V. The PSCE chip fabricated in a 0.35 μm CMOS process is supplied exclusively by the buffer capacitor where the harvested energy is stored in. Due to the low...
Conference Paper
Full-text available
This article presents the realization of a new, energy self-powered sensor node. The wireless node is supplied by 10μWatt of electrical power and is able to send three measured values in intervals of 80 seconds. The power supply is carried out with a MEMS-based piezoelectric vibration converter. A specially developed ASIC for this type of generator...
Conference Paper
This article presents the realization of a new energy self-powered sensor node. The wireless node is supplied by 10 μW of electrical power and is able to send three measured values in intervals of 80s. The power supply is carried out with a MEMS-based piezoelectric vibration converter. A specially developed ASIC for this type of generator takes ove...
Article
Full-text available
In this paper we consider a piezoelectric energy harvesting module for a tire based wireless sensor node application. A dedicated MEMS harvester operated with a non-resonant excitation scheme is proposed. In context with this novel operation scheme, dissipative damping mechanisms have to be taken into account for the MEMS design. In this work we in...
Conference Paper
This paper presents a fully autonomous, self- adjusting pulsed synchronous charge extractor chip optimized for piezoelectric harvesters with an output voltage from 3V to 18V. The chip which has been fabricated in a 0.35µm CMOS process is supplied exclusively by the buffer capacitor where the harvested energy is stored in. Due to the low power consu...
Article
The paper reports the system design of a piezoelectric energy harvesting module for a tire based wireless sensor node application. Impacts of material propertie, generator design and power management circuitry are considered. In context of a non-resonant generator excitation scheme, dissipative damping mechanisms are investigated. In particular air...
Article
In this paper a new approach of a shape-optimized piezoelectric MEMS generator for fluid-actuated energy scavenging is presented. Different energy scavenging scenarios are introduced. Depending on the specific load scenario optimum piezoelectric cantilever shapes are investigated. A point load at the free-end of a cantilever requires a triangular c...
Article
This paper reports the design of a piezoelectric energy harvesting module for a tire based wireless sensor node. System considerations comprise the generator design, material impact and the generator interface circuitry. A design procedure is presented, which allows identifying a geometry design space for the piezoelectric microgenerator consistent...
Article
In this paper a novel MEMS design of a piezoelectric generator for fluid-actuated energy conversion is presented. An exemplary energy scavenging scenarios is introduced. Moreover, the electro-mechanical properties of different piezoelectric thin films (PZT, AlN, ZnO) are introduced and compared to each other. Depending on the specific load scenario...
Conference Paper
This paper reports the optimum design, fabrication and characterization of a piezoelectric MEMS generator for fluid-actuated energy harvesting. Depending on the specific load scenario optimum beam shapes of piezoelectric cantilevers are investigated by theoretical estimations and related experiments. A point load at the free-end of a cantilever req...
Article
DNA sensor arrays integrated on CMOS chips allow fully electronic readout of biological information. Compared to state-of-the-art optical methods optical setups are not needed. Key features of fully electronic systems are robust and easy operation. These features enable applications in new fields and markets like diagnosis in doctors' offices, food...
Article
Full-text available
This paper reports the optimum design, fabrication and characterization of a piezoelectric MEMS generator for fluid-actuated energy harvesting. Depending on the specific load scenario optimum beam shapes of piezoelectric cantilevers are investigated by theoretical estimations and related experiments. A point load at the free-end of a cantilever req...
Article
Full-text available
In this paper we describe the system design of a piezoelectric MEMS energy harvesting module based on analytical modeling. The application example of a wireless sensor node for tire condition monitoring is considered. Key specifications which are taken into account are the power budget for the system operation, the system mass and the area consumpt...
Article
A rail-to-rail potentiostat circuit suitable for CMOS based electronic bio sensors is presented. The design approach enables robust operation far a large range of electrochemical conditions. Measurement results prove proper operation of the potentiostatic control circuitry.
Article
Full-text available
A circuit architecture is proposed, which enables an improved system startup for vibration based piezoelectric microgenerators. The innovative approach is based on an optimized synchronous rectifier design and a new trigger circuit. The new architecture is realized as an ASIC in 3.3 V, 0.35 μm CMOS technology. Simulations and experimental measureme...
Article
This paper reports on the design and analysis of a capacitive vibration-to-electrical energy converter. A theoretical design model of a parallel-plate electrostatic spring-mass-system is presented, based on state space equations. The charging of the parallel-plate capacitor takes place by utilizing materials with different work functions for the el...
Article
A new approach of a MEMS power generator based on a piezoelectric diaphragm is presented. A MEMS design is introduced taking into account an optimum diaphragm thickness and a beneficial electrode structure. Moreover, experiments for small and large deflections demonstrate the functionality of the energy converter. Electrical measurements point out...
Article
This paper reports on the design and analysis of a capacitive vibration-to-electrical energy converter. A theoretical design model of a parallel-plate electrostatic spring-mass-system is presented, based on state space equations. The charging of the parallel-plate capacitor takes place by utilizing materials with different work functions for the el...
Article
Full-text available
Im vorliegenden Beitrag wird ein neuer Ansatz eines MEMS-basierten (Micro-Electro-Mechanical System) piezoelektrischen Energiewandlers vorgestellt. Dieser MEMS-Generator basiert im Wesent-lichen auf einer massebeaufschlagten piezoelektrischen Membran, die in der Lage ist, umgebende mechanische Vibrationen in elektrische Energie zu wandeln. Im Folge...
Article
Carbon nanotubes have been demonstrated to behave piezoresistively, i.e. to change resistance dramatically upon elastic deformation. This effect can be utilized for strain sensing, pressure sensing and for nano electromechanical transducers in microsystems. Here we report on a bottom-up method for integrating carbon nanotube bundles into such micro...
Conference Paper
This paper reports on the design and analysis of a capacitive vibration-to-electrical energy converter. A theoretical design model of a parallel-plate electrostatic spring-mass-system is presented, based on state space equations. The charging of the parallel-plate capacitor takes place by utilizing materials with different work functions for the el...