نتایج جستجو برای: humidity control

تعداد نتایج: 1350464  

2004
Chi-Hui Chien Chi-Chang Hsieh Yii-Der Wu Yung-Chang Chen Cheng-Hsiu Yeh Thaiping Chen Chung-Ting Wang

With the increasing application of flip-chip technology in the microelectronics industry, the adhesion strength of interfaces in the flip-chip microelectronic structures has become an important issue for manufacturing and operation. The existence of defects in the corresponding interfaces can gradually degrade the interfacial adhesion when the package is exposed to the high temperature and humi...

Journal: :Transactions of the Architectural Institute of Japan Summaries of Technical Papers 1965

2013
In-Suk Kwak Do Young Choi Tae-Hyung Lee Ji Young Bae Tae-Wan Lim Kwang-Min Kim

BACKGROUND Cold and dry gas mixtures during general anesthesia cause the impairment of cilliary function and hypothermia. Hypothermia and pulmonary complications are critical for the patients with major burn. We examined the effect of heated breathing circuit (HBC) about temperature and humidity with major burned patients. METHODS Sixty patients with major burn over total body surface area 25...

Journal: :The Review of scientific instruments 2012
David Salas-de la Cruz Jeffrey G Denis Matthew D Griffith Daniel R King Paul A Heiney Karen I Winey

We have designed, constructed, and evaluated an environmental chamber that has in situ dynamic control of temperature (25 to 90 °C) and relative humidity (0% to 95%). The compact specimen chamber is designed for x-ray scattering in transmission with an escape angle of 2θ = ±30°. The specimen chamber is compatible with a completely evacuated system such as the Rigaku PSAXS system, in which the s...

Journal: :Poultry science 2004
M M Mashaly G L Hendricks M A Kalama A E Gehad A O Abbas P H Patterson

The present study was conducted to determine the adverse effects of high temperature and humidity not only on live performance and egg quality but also on immune function in commercial laying hens. One hundred eighty 31-wk-old laying hens at peak production were used in this study. Hens were housed in cages (15 cages of 4 birds/cage) in each of 3 environmental chambers and received 1 of 3 treat...

Among different types of controlling systems, the ON/OFF digital relative humidity control was used for measuring electrical properties of cashmere fibers to make the ambient relative humidity fixed. To achieve this goal the required hardware and software were designed and fabricated. The electrical resistance of fine and coarse hair cashmere fiber was measured by charge and discharge condenser...

Journal: :Asian Pacific journal of allergy and immunology 2015
Wiparat Manuyakorn Savitree Padungpak Orawin Luecha Wasu Kamchaisatian Cherapat Sasisakulporn Soamarat Vilaiyuk Veerapol Monyakul Suwat Benjaponpitak

BACKGROUND House dust mite avoidance is advised in dust mite sensitized patients to decrease the risk to develop allergic symptoms. Maintaining a relative humidity (RH) of less than 50% in households is recommended to prevent dust mite proliferation. OBJECTIVE To investigate the efficacy of a novel temperature and humidity machine to control the level of dust mite allergens and total nasal sy...

2015
Chung-Liang Chang Yi-Ming Huang Guo-Fong Hong

The direction of sunshine or the installation sites of environmental control facilities in the greenhouse result in different temperature and humidity levels in the various zones of the greenhouse, and thus, the production quality of crop is inconsistent. This study proposed a wireless-networked decentralized fuzzy control scheme to regulate the environmental parameters of various culture zones...

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