• Title/Summary/Keyword: finishing position

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An experimental study on thermal performance evaluation of PCM mixed coating material constructed in and out of the wall (벽체 내·외부에 시공한 PCM혼입 도료의 열적성능 평가에 관한 실험적 연구)

  • Ju, Dong-Uk;Shin, Sang-Heon;Lee, Han-Seung
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2014.05a
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    • pp.216-217
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    • 2014
  • Optimum finishing position, thickness and phase change temperature of winter and summer season were selected and suitability of finishing materials was evaluated based on temperature measurement of specimens applying the coating material mixed phase change materials(PCM). As a result, when finishing position was interior and finishing thickness of coating material mixed n-Octadecane(28℃ PCM) was 4mm, thermal performance was effective. n-Octadecane in summer season and n-Hexadecane(18℃ PCM) in winter season are indicated effective on energy savings, respectively.

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The Effect of Exercise Induced Pulmonary Hemorrhage(EIPH) on Performance of Thoroughbred racehorses in Seoul Racecourse (서울경마장에서 경주마 운동기인성 폐출혈(EIPH)이 경주능력에 미치는 영향)

  • 김병선;김재훈;유승호;양영진
    • Journal of Veterinary Clinics
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    • v.15 no.2
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    • pp.427-431
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    • 1998
  • This study was undertaken to investigate the effect of exercise induced pulmonary hemorrhage(EIPH) on the finishing position of racehorses, 400 bleeders(305: 1 time, 76: 2 times, 19: 3 times, total: 514 cases) which had bled(EIPH) from their nostrils after their races at the Seoul racecourse during the 5 years period('93-'97) were analyzed for this study. The ratio of bleeders to total racehorses in finishing position 1-3,4-6, 7-9 or above 10 was 0.55, 0.84, 0.90 or 1.13%, respectively. There is tendency to higher incidence of bleeding in the later positioned racehorses group. To analyze the correlation between EIPH and finishing position, finishing potion of each EIPHed horses' was checked at 7 successive races(3 races each before/after EIPH. The average final position at the -3rd race, -2nd racer -lst racer EIPHed race, 1st race,2nd race and 3rd race of each bleeder was 5.85. 5.94, 6.21, 7.32, 7.20, 6.51 and 6.53, respectively. Raring times were adjusted to 1,000 m equivalent. Average racing times of the -3rd race,-2nd racer -lst raced EIPHed race, 1st race, 2nd race and 3rd race of each bleeder was 67.1, 67.1, 67.2, 67.6, 67.5, 67.4 and 67.3 second, respectively. Bleeders which finished the race within 1 second following the winners were 25. 3% of total bleeders. The rest 74.7% reached at the finish line 1 second later than the winners. Particularly 46.3% of bleeders were above 2 second later. Therefore this study suggested that bleeding has effect on performance of the racehorse, consequently it make bleeders be placed later positions.

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EXPERIMENT OF CONCRETE FLOOR FINISHING ROBOT

  • Woo, Kwang-Sik;Lee, Ho-Gil;Kim, Jin-Young;Song, Jae-Bok
    • 제어로봇시스템학회:학술대회논문집
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    • 2004.08a
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    • pp.1480-1484
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    • 2004
  • In this paper, a self-propulsive and small concrete floor finishing trowel robot with twin trowels is proposed. Due to the small size and omni-directional moving capability, it is adequate for small space such as apartment. By adjusting the posture of trowels, it can move in any direction without wheels. We used cheap PIC processor for the cost saving design of the modules and adopted mode processors for easy operation of control stick. For the position control of the robot, we made a motion control algorithm appealing to the stepping motor driver module and the wireless communication module between the robot and PC (or control stick). In this paper, we discuss the control problem of the floor finishing robot in order to move to the right position. By comparing experimental result with simulation, we show the validity of the robot mechanism, sensors, and the control system.

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Rationale and criteria for excellent finishing (양호한 Finishing을 위한 이론적 근거 및 기준)

  • Ryu, Young-Kyu;Kim, Young-Joon
    • The korean journal of orthodontics
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    • v.29 no.6 s.77
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    • pp.637-648
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    • 1999
  • Finishing is usually accomplished about four to seven months before the removal of orthodontic appliance in order to achieve ideal occlusion and excellent aesthetics. This process, called finishing, is the key to obtain excellent final results. Some of orthodontists believe it can be accomplished at the final stage of orthodontic treatment, and they complete it without their special rationale and criteria for finishing. However, it should be considered as a part of the total treatment plan from the beginning to end, and a guideline for finishing, which is based on rationale and criteria for the removal of orthodontic appliance, is needed to obtain the desired results. The guideline should include a checklist for finishing. This checklist is divided into four categories: occlusal, aesthetic, periodontal, and habitual factors. Occlusal fators include alignment, marginal ridge discrepancy, interproximal contact, anterior inclination, posterior inclination, over-jet over-bite, arch fen and functional occlusion. Aesthetic factors include gingival form, crown fen crown width, and crown length. Periodontal factors include root angulation, bone level, and black hole in periodontal factors. Habitual factors consist of mouth breathing, tongue position at rest, tongue thrust, lip biting, nail biting, and finger sucking

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Optimum Layout Model of Lift Car for Improving Productivity in High-rise Building Exterior Finishing Work (마감공사 생산성 향상을 위한 리프트 카 최적배치 모델)

  • Lee, Dongmin;Lim, Hyunsu;Kim, Taehoon;Cho, Hunhee;Kang, Kyung-In
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2013.05a
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    • pp.171-172
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    • 2013
  • An operation planning of lift car is crucial in tall building construction especially it's arrangement plans, because it is related with transportation distance of finishing materials affecting construction productivity. Since tall building construction, composed of complicating and huge plane have complex traffic lines of finishing materials, to determine the position of lift car empirically or intuitively has limits. Therefore this paper suggest an optimum layout model of lift car minimizing the transportation distance both at site-level and floor-level using Graph theory and Dijkstra algorithm.

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A Study on the Interior finishing materials for Visual Marketing of Department Stores (백화점의 비주얼마케팅을 위한 실내마감재연구)

  • Kim Yeon-Ah
    • Korean Institute of Interior Design Journal
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    • v.14 no.6 s.53
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    • pp.132-139
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    • 2005
  • Selling Environment is very important space in this era of sensitive consumption, which facilitates direct contacts with consumers. Interests of consumers in the 21st centuries, lie in the higher quality of life, and they wart to create their own lifestyle through purchasing of goods in the marketing environment. A company can hold dominant position in the changing marketing environment, in case it differentiate with other competing companies and keep consistencies of identity. Finishing materials of interior design elements, play an important role in making a visual images of department stores, and the usage of finishing materials transfers the images of department store to consumers This study aims to introduce theoretical backgrounds of interior materials composition, which provides important tools for decision of images of department stores, and also aims to propose design guidelines for interior finishing materials as an elements of visual marketing, through the case studies of major department stores. Depending on these intentions, present conditions of interior finishing materials are analyzed, and a fundamental planning directions of interior materials are proposed, as the strategic elements of a department visual marketing.

Effects of Double Surfaces Finishing on Acoustical Properties of Soundboard for Traditional Musical Instruments (전통악기 음향판의 양면도장이 음향성에 미치는 영향)

  • Jung, Hee-Suk;Yoo, Tae-Kyung;Kwon, Joo-Yong
    • Journal of the Korean Wood Science and Technology
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    • v.26 no.4
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    • pp.26-33
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    • 1998
  • Acoustical properties of chestnut and paulownia woods have been determined in four film thicknesses of oriental lacquering and cashew varnishing on double surfaces of soundboard to elucidate effects of finishing. Accelerometer was attached to the specimen at one third position from one end, and specimen was hit by the impact hammer at one third position from opposite end. Data were processed by vibration analyzer. The ratio of axial-to-transverse sound velocity of untreated specimens of chestnut and paulownia were 3.25 and 5.34, respectively. Natural frequency, specific Young's modulus, acoustical coefficient, sound velocity, damping of sound radiation(DSR) and acoustical converting efficiency(ACE) decreased by oriental lacquering and cashew varnishing for both species. Damping of internal friction of chestnut decreased by oriental lacquering and cashew varnishing, but that of paulownia increased. Natural frequency. specific Young's modulus, acoustical coefficient, sound velocity, and DSR decreased with increased film thickness of both finishing materials. However, damping of internal friction and ACE showed irregular tendency with increased film thickness. Acoustical properties of cashew varnished chestnut specimen were better than those of oriental lacquered specimen. Acoustical properties of oriental lacquered paulownia specimen were better than those of cashew varnished specimen.

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Evaluation of Image Quality of Inkjet Printing on the Spun Polyester Fabrics

  • Park, Heung-Sup
    • Textile Coloration and Finishing
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    • v.18 no.5 s.90
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    • pp.61-71
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    • 2006
  • This paper addresses the factors hindering the image quality of lines in inkjet printed on polyester fabric as printing media. Lines were printed onto different types of polyester fabrics in warp and filling directions. Line image quality including line width, edge blurriness, and edge raggedness was assessed. The effect of capillary wicking on line image quality of printed spun polyester fabric is discussed. The factors on the image quality include printing position(top of the yam or between the yarn), printing direction(warp or filling), yarn structures(filament or spun), thread size(yam or fiber), finishing, and ink properties(evaporation rate). More than 30% differences in image quality results were observed by changing the printing location on the spun polyester fabric. The best results of the image quality were obtained with the printed plain and spun polyester fabrics. The fiber sizes may affect capillary size; therefore, the image quality can be dissimilar. Types of finishing materials and inks greatly improve the line image quality on spun polyester fabrics.

CHANCE OF CONDYLAR POSITION AFTER ORTHODONTIC TREATMENT OF ANTERIOR OPEN BITE (전치개교의 교정치료와 과두위치 변화)

  • Shin, Soo-Jung;Chang, Young-Il
    • The korean journal of orthodontics
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    • v.24 no.3 s.46
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    • pp.587-620
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    • 1994
  • This study was aimed to evaluate the changes in condylar position when severe anterior open bite patients were treated with MEAW. The subjects consisted of 11 patients(21 TMJs) who visited the departement of orthodontics in SNUH, having severe anterior open bite as a chief complain. They were supposed to wear the up and down elastics and MEAW after finishing the leveling. The condylar position was evaluated with individualized corrected tomography in centric occlusion taken before and after treatment. The results were as follows; 1. In the change of condylar position after treatment, there were no statistically significant differences in right and left TMJs. 2. In the change of condylar position after treatment, there were no statistically significant differences in each malocclusion groups. 3. There were no statistically significant differences in percent dispacement of condyle between before and after treatment 4. There were no statistically significant differences in the amount of change in condylar change.

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Direct Palladium-Catalyzed C-4 Arylation of Tri-substituted Furans with Aryl Chlorides: An Efficient Access to Heteroaromatics

  • Yang, Hai;Zheng, Zhishuo;Zeng, Jian;Liu, Huajie;Yi, Bing
    • Bulletin of the Korean Chemical Society
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    • v.33 no.8
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    • pp.2623-2626
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    • 2012
  • A series of functionalized furans were synthesized by way of a palladium-catalyzed coupling reaction of 2,3,5-trisubstituted furans with aryl chlorides through C-H bond cleavages at C-4 position. The feature of the reaction was facilitative preparation of furan derivatives with good functional group tolerance. All reactions gave the desired products in moderate to good yields in the presences of $BuAd_2P$ and t-BuOK in DMF at $120^{\circ}C$ after 15 h.