• 제목/요약/키워드: Standard of test methods

검색결과 2,193건 처리시간 0.03초

BF인증을 위한 바닥 마감재 미끄럼 성능기준 및 측정방법에 대한 연구 (A Study on Floor Slip Resistance Standard and Test Method for BF Certification)

  • 신동홍;성기창;박광재
    • 의료ㆍ복지 건축 : 한국의료복지건축학회 논문집
    • /
    • 제25권3호
    • /
    • pp.75-83
    • /
    • 2019
  • Purpose: There are no clear criteria for slip performance in the BF certification process, so the evaluator relies on subjective judgments depending on the field situation. Physical criteria for determining the slip performance of various floor finishes are not clear. C.S.R., the only criterion currently being used to check slip performance, may raise questions about its coverage, feasibility and reliability. Method: For an analysis of domestic standards and status, KS L 1001, KS M 3510, and KS F 2375. External standards are analyzed for ADA Standard, ANSI Standard, and BS EN Standard. Analyze the test methods and evaluation criteria of O-Y-PSM, BPT, and the dynamic slip resistance test used in these criteria. It also presents an improvement plan for the rational presentation of standards. Results: To date, various kinds of test methods and measuring devices of the slip resistance coefficient have been developed, but there are not many ways to trust useful results related to user safety. Reliability and thoroughly verified test methods and criteria should be used to assess the slip performance of the floor. In order to improve the standard for the evaluation of slip performance in Korea, the existing standard should first be raised to the same level as the overseas standard, and the application of the discriminatory standard should be applied considering the characteristics and usage patterns of each space. Implication: Currently, Korean standards propose various test methods, but the proper use of test methods, scope and assessment criteria are not established, so improvement of the comprehensive standard is necessary.

Standardization of Fracture Toughness Testing of Ceramics in the United States

  • Quinn, G.D.;Jenkins, M.J.;Salem, J.;Bar-On, I.
    • The Korean Journal of Ceramics
    • /
    • 제4권4호
    • /
    • pp.311-322
    • /
    • 1998
  • American Society for Testing and Materials (ASTM) standard test method PS 070-97 has been created for measuring fracture toughness of advanced ceramics. PS 070-97 includes three test methods which use beams in bending: chevron notch (CNB), single-edged precracked beam (SEPB), and surface crack in flexure (SCF). Supporting data has been collected through several Versailles Advanced Materials and Standards round robins. This paper discusses the evolution of the standard including the rationale for the choice of the three methods and the specifications in the standard. Progress on Standard Reference material 2100 which will have certified values of fracture toughness is presented.

  • PDF

인공지반녹화용 멤브레인 방수 및 방근재료의 방근성능 평가 방법 제안 연구 (A Standard Test Methods of Resistance to Root Penetration for Waterproofing and Rootproofing Membrane Using Green Roof System)

  • 이정훈;선윤숙;곽규성;오상근
    • 한국건축시공학회:학술대회논문집
    • /
    • 한국건축시공학회 2009년도 추계 학술논문 발표대회
    • /
    • pp.141-148
    • /
    • 2009
  • The purpose of this paper is to propose a standard test methods of resistance to root penetration for waterproofing and rootproofing membrane using green roof system. Green roof system is considered to be an important subject in construction industry for green growth project. At the same time, we have to consider the counterplan for protection the damage of waterproofing layer and concrete substrate from the penetration of plant root. But many kinds of materials for protection from root penetration are using in construction field. But the performance of those materials is not clear, and there is not test methods for the evaluation of performance. So in this paper, based on the research results of 4 institutes during four years and foreign cases, we made a standard test methods of resistance to root penetration for waterproofing and rootproofing membrane using green roof system. This test method deals with about environmental condition of laboratory, experimental facilities, kinds of plant, specimen of test, management methods, evaluation duration and documents, etc.

  • PDF

해양생태독성평가를 위한 표준시험방법 개발에 관한 연구 (Establishment of Standard Methods for Marine Ecotoxicological Test)

  • 박경수;이승민;한태준;이정석
    • 한국해양학회지:바다
    • /
    • 제13권2호
    • /
    • pp.106-111
    • /
    • 2008
  • 해양생태독성평가를 위한 공정시험방법으로서 해양생태계의 분해자, 기초생산자 및 소비자를 대표하는 6개 생물군을 이용하여 각각의 생물에 대한 생태독성시험용 표준시험방법(standard methods)을 개발 또는 정립하였다. 본 시험방법은 미환경보호국, 국제기구 및 유럽국가의 표준시험방법을 참고하였으며, 독성시험에 사용되는 표준시험생물은 우리나라에 서식하는 해양성 또는 광염성 생물(euryhaline species)로 선정하였다. 각 시험방법은 표준시험생물의 배양 및 사육, 시험방법 및 과정, 시험의 재현성 및 적합도 기준 등을 포함한다. 표준시험생물은 총 9종으로서 해산발광박테리아(Vibrio fischeri), 해산규조류(Skeletonema costatum), 녹조구멍갈파래(Ulva pertusa), 해산윤충류(Brachionus plicatilis), 저서요각류(Tigriopus japonicus), 저서단각류 2종(Mandibulophoxus mai and Monocorophium acherusicum) 및 어류 2종(Oryzias latipes and Paralichthys olivaceus)을 포함한다. 표준시험생물은 해양생태계의 기초생산자, 분해자 및 소비자를 대표하며, 생태독성 시험시 각 영양 단계별 최소 1종을 포함하는 총 3종의 "battery test"를 권장한다.

국방정보기술표준 일반 표준적합성시험 프레임워크 및 방법론 연구 (A Study on General-Standard Conformance Test Framework and Methodology of Defense Information Technical Standard)

  • 서민우
    • 한국군사과학기술학회지
    • /
    • 제19권6호
    • /
    • pp.744-751
    • /
    • 2016
  • Interoperability tests are required to determine whether network-based defense systems successfully share and exchange certain services, information, and data. We must examine various aspects of interoperability. The DITA (Defense Information Technical stAndard) is the basis for interoperability. However, DITA is being applied to the defense system in a state that the standard test methods and procedures are not established. And there is no test method and procedure of the DITA well applicable to military weapons systems or information systems. Therefore, in this paper, we propose a framework that includes procedures, methodologies, so as to test whether a standard is applied to the DITA in terms of Standard Conformance Test.

Test Chart 2000 Pro와 한국 표준 검안법의 일치도 비교 연구 (A Comparative Study between Korean Standard Eye Test and Test Chart 2000 Pro)

  • 강지훈;김달영
    • 한국안광학회지
    • /
    • 제14권1호
    • /
    • pp.69-80
    • /
    • 2009
  • 목적: 본 연구는 영국에서 개발된 컴퓨터 모니터용 검안프로그램 Test Chart 2000 Pro의 타당도(validity)를 평가하기 위해 수행되었다. 방법: Test Chart 2000 Pro와 한국표준검안법의 공통된 10종류 검안항목에 대하여, 각 항목별로 동일한 피실험자군을 대상으로 2가지 검안법을 함께 실시하고, 측정결과의 일치도를 비교분석하였다. 결과: 10종류의 비교실험 중 Snellen Chart, Cross-cyl Target, Duochrome Test, Fan and Block Test, Random Dot Stereograms에서는 한국표준검안법과 Test Chart 2000 Pro양측의 결과가 통계적으로 유의미한 일치를 보였으나, LogMar Chart, Single Letter Chart, Phoria Test, Fixation Disparity Test, Worth 4 Dot Test에서는 두 검안 방법의 결과에서 차이가 나타났다. 결론: 한천석 시력표와 포롭터로 이루어진 한국표준검안법을 기준으로 했을 때 Test Chart 2000 Pro의 타당도는 높지 않으며, 측정의 정확도 측면에서 개선이 요구된다.

  • PDF

발열성 물질시험과 세균 내독소 시험의 비교 연구 (Comparison of LAL Test with Pyrogen Test)

  • 이유경;강윤숙;백선영;김용관;신광훈;민홍기
    • 약학회지
    • /
    • 제43권5호
    • /
    • pp.606-613
    • /
    • 1999
  • To survey the possibility of replacing the pyrogen test with Limulus Amebocyte Lysate(LAL) test and to find out a standard methods suitable to our blood products made in Korea, 100 samples of 20% human serum albumin were tested by commercial LAL test kits and results of those were compared with rabbit pyrogen test. The LAL test is used both dinetic-chromogenically and kinetic-turbidimetrically. Both methods equally showed broad detection range (5.0~0.005 EU/ml), excellent sensitivity ($\geq$ 0.005 EU/ml) and predominant recovery rate within valid dilution range, but kinetic-turbidimetric method seemed to be more reproducible than kinetic-chromogenic method(kinetic-chromogenic method : S.D. = 15.88, kinetic-turbidimetric method : S.D. = 8.12). After heating the sample at 75$^{\circ}C$ for 15 min, the results showed a little elevated recovery rate with both methods. After performing the test on 100 albumin samples with both kits, the results were analysed using the USP standard (1.33 EU/ml). 7% of samples in kinetic-chromogenic methods and 1% of samples in kinetic-turbidimetric method exceeded the limit of endotoxin levels regulated for blood products in USA. Because this phenomenon was not observed in both methods at the same time and both methods have high sensitivity ($\geq$0.005 EU/ml), these results seemed to depend on nonspecific reaction. Considering its sensitivity and reproducibility, we could assure that LAL test is proper to detecting pyrogenic with good sensitivity.

  • PDF

제로에너지빌딩의 기술 패키지 구성을 위한 성능 기준 및 성능 측정 방법에 관한 연구 (A Study on the Performance Measuring Methods and Standard for the Technical Package in Zero Energy Building)

  • 성욱주;임민엽;김석현;조수
    • 한국건축친환경설비학회 논문집
    • /
    • 제12권6호
    • /
    • pp.543-556
    • /
    • 2018
  • Zero energy building was attended for energy consumption minimization by the energy saving technology about building heating and cooling energy consumption and the renewable energy production facility. So the government has supported the zero energy building supply for decreasing green gas emissions. The study about inventory of zero energy building has many proceeding. That inventory need the information of material and equipment. So information of material and equipment about zero energy building must be included for the zero energy building realization. Actually the database of zero energy building inventory construction through the inventory established studies has difficult because the database need many information. In this study, author proposed the test methods and performance reference for upload at inventory. It was constructed to material - module - package. Also the author analyzed the construction of the technical package for zero energy building. The author separated performance category to the energy performance for energy analysis and other performance for confirmed the durability, stability and etc. This performance category proposed the table. The test methods of material and equipment in the passive package and active package proposed to the international standard and korea standard basically korea standard. Also the performance reference was proposed to korea legal standard and various standard by this study results. And the authors proposed the table of performance value, test methods, performance reference. By result of this study, the test methods and performance reference will be used the basic data for inventory of zero energy building.

국내 전기방식 시스템 및 시험 방법에 대한 표준화 연구 (A Study on the Standardization for Cathodic Protection System and its Testing Method in Korea)

  • 배정효;하태현;이현구;김대경
    • 대한전기학회:학술대회논문집
    • /
    • 대한전기학회 2001년도 하계학술대회 논문집 B
    • /
    • pp.663-665
    • /
    • 2001
  • Generally, the owners of the facilities adopt CP(Cathodic Protection) Systems to protect the corrosion accidents previously. The developed countries have secured the standard of CP systems and its test methods through the various researches and consolidation of the rules. So, we have been studying the international standards; JSEC, NACE Standard, ASTM, DNV, Australian Standard etc. and standardizing the systems and its test methods to apply in Korea.

  • PDF

매단 천장의 실간 공기전달음 차단성능 측정방법의 KS규격화 방안 (Korean Standard Draft of the Laboratory Method of Measuring the Airborne Sound Insulation of a Suspended Ceiling)

  • Yang, Kwan-seop;Lee, Keun-hee;Kim, Sun-woo
    • 한국소음진동공학회:학술대회논문집
    • /
    • 한국소음진동공학회 2002년도 추계학술대회논문초록집
    • /
    • pp.393.1-393
    • /
    • 2002
  • Offices and other multipurpose buildings commonly have suspended ceilings installed over room dividing wall. But Korean Standards don't include any code on test methods and test facility of the suspended ceiling system. Therefore, test methods and test facility from ISO and ASTM have been used for evaluating sound performance in domestic so far. In this study, Korean Standards draft on test methods and test facility of suspended ceiling system and materials is proposed on the basis of ISO and ASTM.

  • PDF