Browsing Theses and Dissertations(library) by Author "Huang, Haiying"
Now showing items 1-16 of 16
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Development Of An Optical Fiber-based Corrosion Detection Sensor Based On Laser Light Reflection
Shenoy, Manjunatha (Mechanical Engineering, 2010-07-19)Corrosion plays a detrimental effect on the structural integrity of many engineering structures. It can compromise the safe operation of these structures by forming corrosion pits that deteriorates the structural surfaces ... -
Development Of Optical Fiber Sensors For Distance, Refractive Index And Strain Measurement
Majumdar, Ayan (Mechanical Engineering, 2009-09-16)This thesis is focused on the development of optical fiber based sensors for the measurement of distance, refractive index, and strain. The fabrication, implementation, analysis, and evaluation of the sensors are presented. ... -
DYNAMIC WIRELESS INTERROGATION OF ANTENNA‐SENSOR IN HARSH ENVIRONMENT
Yao, Jun (2016-12-08)Microstrip antenna-sensor has received considerable interests in recent years due to its simple configuration, compact size, and multi-modality sensitivity. Due to its simple and conformal planar configuration, antenna-sensor ... -
EMBEDDING ANTENNA SHEAR/PRESSURE SENSORS IN PROSTHETIC LINER MATERIAL
Eilbeigi, Shahanavaz (2016-08-26)Published surveys indicated that 40-60% of prosthesis users experience discomfort and skin problems. These studies highlighted the needs for enhanced prosthetic performance and fit. It is extremely difficult to address ... -
FIBER BRAGG GRATING (FBG) SENSORS FOR THE SIMULTANEOUS MEASUREMENTS OF STRAIN AND TEMPERATURE
Singh, Abhay Kumar (2016-12-19)This research presents a single fiber Bragg grating (FBG) sensor that is capable of measuring the axial load and temperature simultaneously. The FBG sensor is coated with a block of recrystallized Lophine, which introduces ... -
High Magnification Surface Topography based Digital Image Correlation (DIC) for Identifying Damage Accumulation and Crack Growth in Polycrystalline Nickel
Valiollahi, Arash (2023-08-09)Damage index parameters that have been formulated to identify damage localization in plastically deformed materials typically require all six stress or strain components. Recently, simulations through Crystal Plasticity ... -
Passive RF Sensors And Wireless Sensor Interrogation
Deshmukh, Srikar (Electrical Engineering, 2010-11-01)Recently, a new type of passive sensor called the antenna sensor has been developed. The antenna sensor incorporates a patch antenna as the sensing element as well as the data transmitting element. Physical factors such ... -
Passive Wireless Antenna Sensors For Crack Detection And Shear/compression Sensing
Mohammad, Irshad (Mechanical Engineering, 2013-03-20)Despite the fact that engineering components and structures are carefully designed against fatigue failures, 50 to 90% of mechanical failures are due to fatigue crack formation. The severity of the failure depends on both ... -
PORTABLE WIRELESS ANTENNA SENSOR FOR SIMULTANEOUS SHEAR AND PRESSURE MONITORING
Farahanipad, Farnaz (2017-12-07)Microstrip antenna-sensor has received considerable interests in recent years due to its simple configuration, compact size, and multi-modality sensitivity. Having a simple and conformal planar configuration, antenna-sensor ... -
PREDICTING CRACK INITIATION AND EARLY CRACK GROWTH BEHAVIOR OF PURE NICKEL USING SURFACE TOPOGRAPHY ANALYSIS
Fathi Sola, Jalal; 0000-0002-1863-1017 (2019-08-19)Fatigue has long been studied as the most critical loading mode for man-made structures. Despite the advances in material behavior characterization and numerical calculation, many structures unexpectedly fail before their ... -
SMARTWALKER – ROLLING WALKER INSTRUMENTATION AND DATA ACQUISITION SYSTEM DEVELOPMENT TO MONITOR, VISUALIZE AND STORE ROLLING WALKER USAGE DATA
Jaguan Nieves, Mauricio; 0000-0002-2488-8257 (2016-12-20)The Smart Walker project was designed to fill a necessity of monitoring in real time the use of rolling walkers (RW) and study the causes that contribute to the high rate of fallings among its users. The main objectives ... -
Study Of Patch Antennas For Strain Measurement
Tata, Uday Shankar (Electrical Engineering, 2008-09-17)Reliable strain measurement is important for damage detection of mechanical and civil structures. Existing wireless strain sensing technologies require a high operating voltage, bulky signal conditioning systems, and an ... -
Study Of The Surface Roughness Evolution In Fatigued 316L Stainless Steel
Wang, Ye (Mechanical Engineering, 2012-07-25)Fatigue is a critical design consideration in many aerospace structures. As improvements are sought in overall performance, maintenance requirements, and total service life of modern aircrafts, the demands for fatigue ... -
STUDYING EFFECTS OF ADHESIVE LAYER ON ELECTRICAL SIGNALS OF PIEZOELECTRIC TRANSDUCER BONDED WITH STRUCTURE
Islam, Md Mazharul (2018-01-24)Piezoelectric wafer active sensors (PWAS) are the most attractive transducers for guided-wave or ultrasound based structural health monitoring (SHM) because of their light weight and compact size. In order to excite guided ... -
SURFACE ROUGHNESS FORMATION DURING TENSILE PLASTIC DEFORMATION OF NICKEL POLYCRYSTALS
Balusu, Kranthi; 0000-0003-1265-4194 (2018-09-10)Understanding the formation of surface roughness could help better diagnose a metal component’s health and could potentially help in making better microstructure design decisions. Both of these, in turn, contribute to the ... -
Wireless Antenna Sensors for Boiler Condition Monitoring
Tchafa, Franck; 0000-0003-2527-8343 (2018-09-10)Structural Health Monitoring (SHM) is a vital technology that implements real-time condition monitoring or damage detection mechanisms for the safety assurance of structural systems such as power stations, aircrafts, ...