• 제목/요약/키워드: technical university

검색결과 11,187건 처리시간 0.04초

Development of New Processes for the Decommissioning Decontamination and for Treatment and Disposal of the Secondary Low- and Intermediate-Level Radioactive Waste

  • John, Jan;Bartl, Pavel;Cubova, Katerina;Nemec, Mojmir;Semelova, Miroslava;Sebesta, Ferdinand;Sobova, Tereza;Sul'akova, Jana;Vetesnik, Ales;Vopalka, Dusan
    • 방사성폐기물학회지
    • /
    • 제19권1호
    • /
    • pp.9-27
    • /
    • 2021
  • As an example of research activities in decontamination for decommissioning, new data are presented on the options for corrosion layer dissolution during the decommissioning decontamination, or persulfate regeneration for decontamination solutions re-use. For the management of spent decontamination solutions, new method based on solvent extraction of radionuclides into ionic liquid followed by electrodeposition of the radionuclides has been developed. Fields of applications of composite inorganic-organic absorbers or solid extractants with polyacrylonitrile (PAN) binding matrix for the treatment of liquid radioactive waste are reviewed; a method for americium separation from the boric acid containing NPP evaporator concentrates based on the TODGA-PAN material is discussed in more detail. Performance of a model of radionuclide transport, developed and implemented within the GoldSim programming environment, for the safety studies of the LLW/ILW repository is demonstrated on the specific case of the Richard repository (Czech Republic). Continuation and even broadening of these activities are expected in connection with the approaching end of the lifespan of the first blocks of the Czech NPPs.

Ink Jet Printing of Functional Materials

  • Canisius, Johannes;Brookes, Paul;Heckmeier, Michael;James, Mark;Mueller, David;Patterson, Katie
    • 한국정보디스플레이학회:학술대회논문집
    • /
    • 한국정보디스플레이학회 2007년도 7th International Meeting on Information Display 제7권2호
    • /
    • pp.1121-1124
    • /
    • 2007
  • Ink jet printing has been targeted as a key technology for OLED, TFT backplane and other organic semiconductor device fabrication. This presentation will concentrate on aspects of the IJ process, formulation design, jetting performance, interaction with the substrate and resultant printed device performance.

  • PDF

특허 출원서를 활용한 공학 계열 기술적 글쓰기 수업 사례 (A Study on Technical Writing Instruction in Engineering Education Using Patent Application Form)

  • 전은경;이성학
    • 공학교육연구
    • /
    • 제21권6호
    • /
    • pp.44-53
    • /
    • 2018
  • The purpose of this paper is to develop a technical writing model suitable for engineering students based on the practice of technical writing using the patent application form for engineering students. The Dick & Carey model was used to design the teaching of technical writing using the patent application form. In particular, the instructor communicates with the learner and instructs the learner to produce and express students' own ideas. Instruction design in technical writing progresses consists of four steps, such as creating ideas by brainstorming, comprising contents, exercising writing, and feedback. Feedback occurs between an instructor and a learner and also does among students. As writing is proceeding step by step, instruction design for technical writing should come forth with specific methods to make students practice writing in work. Following these steps will help engineering school students to make up new products after graduating university.

Online training and education from the VR-1 reactor-Lessons learned

  • Ondrej Novak;Tomas Bily;Ondrej Huml;Lubomir Sklenka;Filip Fejt;Jan Rataj
    • Nuclear Engineering and Technology
    • /
    • 제55권12호
    • /
    • pp.4465-4471
    • /
    • 2023
  • Hands-on education and training is a key part of fixing and developing technology knowledge and is an inherent part of many engineering and scientific curricula. However, access to large complex training facilities, such as nuclear reactor, could be limited by various factors, such as unavailability of those facilities in the region, high traveling costs or harmonization of the schedules of hands-on E&T with theoretical lectures and with the operational schedule of the facility. To handle the issue, several success stories have been reached with the introduction of the Internet Reactor Labs (IRL). The Internet Reactor Labs can strongly contribute to accessibility of training at research reactors and can contribute to improvements in their utilization. The paper describes the development of the Internet Reactor Lab at the VR-1 reactor of the Czech Technical University in Prague. Contrary to single-purpose IRLs, it presents various modalities of online teaching and training in experimental reactor physics and reactor operation in general as well as outreach activities that have been developed in recent years.

DEA/Window를 이용한 국립대학도서관의 효율성 추세변화 분석 (Trends in the Efficiency of Korean National University Libraries : A DEA/Window Analysis Approach)

  • 한하늘
    • 정보관리연구
    • /
    • 제40권3호
    • /
    • pp.41-60
    • /
    • 2009
  • 최근까지 DEA를 이용한 대학도서관 효율성 평가에 관한 선행연구들은 대부분 특정 시점의 횡단면 분석 위주였으며, 효율성 추세변화 분석과 같은 종단면 분석은 거의 수행되지 못하고 있었다. 이에 본 연구에서는 우선 선행연구들처럼 DEA를 이용하여 특정 시점(2008년) 기준 하에서 국립대학도서관의 상대적 효율 수준을 분석하고, 다음으로 DEA Window 분석 기법을 적용하여 최근 5년(2004년-2008년)간 상대적 효율 수준의 추세변화를 분석하였다. 분석 결과 첫째, 특정시점 하에서 상대적 효율은 기술 효율성 측면에서 비효율적이었으며, 이는 상대적으로 규모의 비효율에 기인하는 것으로 나타나 선행연구 결과들을 재확인하였다. 둘째, 이러한 기술 효율성의 비효율은 전반적으로 최근 5년간 지속적인 개선이 있었으나 이는 상대적으로 순수 기술 효율성의 개선에 따른 것으로 나타났다. 따라서 앞으로 국립대학도서관의 기술 효율성을 개선하기 위해서는 규모의 비효율을 개선하는 노력이 필요할 것으로 사료된다.

테크니컬 디자이너의 업무 및 교육 실태에 관한 연구 -벤더(Vendor)와 에이전트(Agent) 테크니컬 디자이너를 대상으로- (A Study on Present State of Technical Designers' Work Responsibilities and Training Conditions -Targeting Technical Designers Working for Clothing Vendors and Agents-)

  • 이은영;최혜선;도월희
    • 한국의류학회지
    • /
    • 제37권3호
    • /
    • pp.292-305
    • /
    • 2013
  • This study reported present state of clothing technical designers' work duties and working conditions, so as to suggest effective ways to develop professional training methods for them. Technical designers working for vendors and agents were surveyed as they represent the majority of technical designers in Korean clothing industries. Survey participants were 62 technical designers working for 6 clothing vendors and 2 clothing agents, and the survey closely inspected their work qualifications, duties and responsibilities, working conditions and training conditions. Survey was conducted from June $27^{th}$ to July $17^{th}$, 2012. The questionnaire examined frequency analysis and multiple response analysis using SPSS 19.0 Windows after investigating documents and work fields through personal experiences and interviews from technical designers for data collection and analysis. A chi-square test analyzed the preferred type of fitting for technical designers of vendors and agents. The results showed that 32.3% of those surveyed have more than 7 years of work experience and the highest level of education is predominantly a bachelor's degree (57 people, 91.9%). Among the work responsibilities, respondents did sample measuring more than four times a day. Also, the results showed that technical designers needed to qualify: first 'Fitting Technic', second 'Pattern Correction Capability', and third 'English Skills to Communicate with Buyers'; subsequently, education on several technics (such as measuring, grading, and fitting) were required for the job. Current technical designers answered that they need more various work-related education. However, the analyzed results showed that pre work-related training was insufficient. The data shows that technical designers require re-education in 'Pattern Correction Method' (61.3%) and 'Sewing Education' (64.5%).

Modeling and Control of integrated Engine Plant

  • Nakajima, Takayuki;Zhang, Feifei;Ito, Masanori;Mishima, Kiyoshi
    • 제어로봇시스템학회:학술대회논문집
    • /
    • 제어로봇시스템학회 2005년도 ICCAS
    • /
    • pp.830-833
    • /
    • 2005
  • The diversification of the regulating system was promoted with the development of the computer technology. On the other hand, environmental problems and the energy conservation problem are being valued as for needs of the society. Our research was able to be achieved in such a situation.

  • PDF