نتایج جستجو برای: cctv

تعداد نتایج: 868  

ژورنال: :فصلنامه علمی- پژوهشی آب و فاضلاب 2010
کاظم ندافی مهدی فضل زاده دویل امیر حسین محوی مسعود یونسیان رامین نبی زاده

خوردگی یکی از مشکلات اساسی در شبکه های جمع آوری فاضلاب در دنیاست که خسارات اقتصادی و اکولوژیکی بزرگی ایجاد می کند. یکی از انواع مهم این خوردگی ها، خوردگی میکربی است که 20 درصد از کل آسیب های ناشی از خوردگی را به خود اختصاص می دهد. هدف این مطالعه بررسی پتانسیل خوردگی در شبکه فاضلاب شهرری بر مبنای غلظت گاز سولفید هیدروژن تولیدی در شبکه و میزان ظرفیت اکسیداسیون و احیای فاضلاب بود. در این بررسی میز...

Journal: :Proceedings of the Institution of Civil Engineers - Water Management 2013

Journal: :The Journal of the Korea Contents Association 2009

2009
F. Cherqui C. Werey M. Ibrahim P. Le Gauffre

Asset management is an increasing concern for wastewater utilities and companies. Indicators are developed for supporting the definition of investigation and rehabilitation programs. These indicators are mostly based on visual inspections, which provide major information. However, difficulty remains in the translation of a visual inspection survey into dysfunction indicators. Condition grade of...

Journal: :International journal of research publications 2023

This study determined the effectiveness of hybrid teaching in use closed circuit television (CCTV) learning outcome at Banca-Banca Integrated National High School, school year 2022-2023. A descriptive-comparative research design was used conducting this study. Statistical tools such as mean and standard deviation were to determine efficiency equipment teaching. To level students applying by CCT...

Journal: :ISPRS international journal of geo-information 2021

The installation of closed-circuit television monitors (CCTV) has rapidly increased in number ever since the 11 September attacks. With advantages direct visual inspection, CCTV systems are widely used on various occasions that require instantaneous and long-term monitoring. Especially for emergency response tasks, prompt availability offers EOC (Emergency Operation Center) commanders much bett...

2014
Sunil Patil Dimitris Potoglou Hui Lu Neil Robinson Peter Burge

Privacy issues related to mass surveillance received unprecedented attention in 2013 and 2014. While the debate so far has focused on internet-based surveillance, the concerns raised by increased awareness of state surveillance capabilities have far reaching consequences for discussions on legislation relating to security, privacy and liberty in a range of domains. Focusing on train/metro trave...

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