Prediction Model of Drilling Performance for Percussive Rock Drilling Tool by Dae-Ji Kim, Jaewon Kim, Booyeong Lee, Min-Seok Shin, Joo-Young Oh, Jung-Woo Cho, Changheon Song

“…This study suggests a method for quantitatively estimating the drilling performance of the down-the-hole (DTH) hammer during percussive drilling of rock surfaces. …”
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Study on Preload of Bolted Connections in Pitch Bearing Based on Vibration Modal Analysis by Hongwei Zhang, Tao Chen, Kangkang Ji, Meng Zhu, Chengwei Ju

“…Hammer modal tests are conducted under various preloading forces. …”
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Urinary Podocyte Excretion Predicts Urinary Protein Selectivity and Renal Prognosis by Makoto Abe, Akiko Kaiga, Takehiro Ohira, Toshihiko Ishimitsu, Akihiro Tojo

“…Podocytes were detached from the glomerular capillaries by water hammer pressure and THP was involved in the renal prognosis.…”
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Implementasi kebijakan pelayanan angkutan laut perintis di pelabuhan kelas II teluk palu propinsi Sulawesi Tengah by Fahrudin Fahrudin, Syahruddin Hattab, Sitti Chaeriah Ahsan

“…The findings in this study require strengthening of the integrated monitoring and monitoring aspects explaining the final determination in the pioneering shipping services policy in the Class II ports of Hammer Bay.…”
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Usability of Tea Waste in Concrete as Natural Fiber by Cuma Kara

“…On the 7th and 28th day, the capillary water absorption, concrete test hammer, ultrasonic pulse velocity, flexural strength, compressive strength and abrasion resistance tests were performed to the concretes held in the appropriate curing environment. …”
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Sealant Delamination Detection of Structural Sealant Glazing Systems Based on Driving-Point Accelerance by Danguang Pan, Kun Jiang, Xichen Zhang, Ying Huang

“…This detection method would require only one acceleration sensor on a glass panel and a rubber hammer, which operates very conveniently. When the rubber hammer taps the glass panel near the acceleration sensor, the glass curtain wall panel would generate acceleration response which can be measured by the acceleration sensor. …”
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Fatigue Damage Characteristics of Offshore Wind Power Large-Diameter Monopile Structures During Driving Process by Tao CHEN, Ruilin DING, Wei GUO, Junhui SHE, Weichao LI

“…Due to the impact of the pile hammer, the pile body experiences continuous impact loads during the driving process, making it susceptible to fatigue issues. …”
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Modal Test and Analysis of the Engine,Gearbox and Frame of a Light Truck by Wang Junyuan, Li Weiwei, Ma Weijin, Zhang Jiping

“…The modal of engine,gearbox and frame are tested by the method of hammer excitation,and the modal parameters are obtained. …”
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Design and Construction of an Electric Motor. by Twinamasiko, Julius

“…It was made of two magnets, wood, nails, payan, insulated copper wire, soft board, cello tape, polythene, hammer, saw, batteries, and plastic lid to design a simple DC motor therefore this project promotes innovation, creativity, and hands-on learning in physics and engineering education, making it a teaching and learning aid for electromagnetism.…”
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Tracing Principle Study and Structure Design of Double ‘8-shaped’ Trajectory Carbon-free Car by Shukui Han, Maoyan Jie, Chuanxi Lin, Bin Lai, Shengjie Zhang

“…The carbon-free car is a three-wheeled car with periodic obstacle avoidance function and with the energy of heavy hammer gravity as the sole source of power. At first，a concrete analysis for the track of car is carried out，and the ‘double 8-shaped’ track of the car is abstracted into a mathematical model. …”
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Research of the Mothed of Finite Element Modeling of an Electric Automotive Powertrain by Fang Yuan, Zhang Tong, Yu Peng, Guo Rong

“…Finally,through the comparing and analyzing the calculation result of the modal hammer test and finite element method,the feasibility of modeling method is testified. …”
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Warunki do zabawy na Przygodowym Placu Zabaw w Berkeley Marina w Kalifornii by Agnieszka Janik

“…During the visit the author had the opportunity to attend the unique and dynamic play environment of adventure playground in Berkeley Marina that enables its users to saw, hammer, build forts, play with water and fire. At the same time the it was designed in the way that encourages to play not only children’s but also adults. …”
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Oribatid mites (Acari, Sarcoptiformes) of Hormozgan province, southern Iran, with new records by Mohammad Ali Akrami, Zahra Eskandari-Nasab

“…The species Javacarus (J.) porosus Hammer, 1979, Hoplophorella (H.) hamata (Ewing, 1909) and Lamellobates (L.) molecula molecula (Berlese, 1916) are recorded for the first time from Iran.…”
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Analysis and Optimization of SUV Drive Axle Abnormal Sound by Lü Chenming, Wang Tie, Zhang Ruiliang, Wang Daoyong

“…Aiming at the abnormal sound issue of the non-load SUV rear axle when driving in 90 ¹00 km/h speed,by using the noise transfer function,the theoretical analysis is carried out,combining with NVH and vibration noise hammer test,the noise and vibration identification is carried out. …”
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A CT machine for inspection of Parmigiano Reggiano PDO by Alice Presenti, Cosimo Lorenzetto, Francesco Tortoli, Lorenzo Mascii, Leonardo Manetti, Sandro Bettini, Giorgia Stocco, Alessandro Ferragina, Claudio Cipolat Gotet, Andrea Summer

“…The sounds produced when the hammer strikes the cheese allow the expert to determine its quality before being introduced to the market. …”
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PROPERTIES OF UNIQUELY K-LIST COLORABLE COMPLETE SPLIT GRAPHS by Lê Xuân Hùng

“…The notion of split graphs was introduced in 1977 by S. Foldes and P. L. Hammer, and these graphs have since received much attention in graph theory. …”
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A Method of Identifying the Characteristic Parameter of Material by Using Modal Test and Finite Element Analysis by Wang Lixin, Chen Linkai

“…At first,by using the LMS modal test system,an impact hammer test on the front housing of gearbox is performed,which is hung with rubber bands to simulate the free boundary conditions. …”
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Experimental Study on Key Influencing Factors of Rubber V-belt CVT Performance by Liao Zhongwen, Wang Hailin

“…The structure of the rubber belt CVT is simplified, and the influences of three key components, driving wheel limit spring, centrifugal fly hammer and slave wheel pressure torsion spring, on the performance of CVT are analyzed by using CVT experimental bench. …”
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Experimental Study on the Compressive Strength of Big Mobility Concrete with Nondestructive Testing Method by Huai-Shuai Shang, Ting-Hua Yi, Lu-Sheng Yang

“…Nondestructive testing (NDT) was carried out using impact rebound hammer (IRH) techniques to establish a correlation between the compressive strengths and the rebound number. …”
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Study on Cumulative Damage Law of Stainless Steel-Reinforced Concrete Columns under Step Impact Loading by Bo Wu, Shixiang Xu, Guoxue Zhang

“…In this study, an ultrahigh drop hammer impact test system was adopted for multiple horizontal impact tests on stainless steel-reinforced concrete columns and ordinary-reinforced concrete columns with the same longitudinal reinforcement diameter. …”
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